1 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
3 * config/s390/s390.c: (s390_match_ccmode_set,
4 s390_branch_condition_mnemonic, s390_short_displacement,
5 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
6 print_shift_count_operand, get_some_local_dynamic_name,
7 get_some_local_dynamic_name_1, reg_used_in_mem_p,
8 addr_generation_dependency_p, s390_split_branches,
9 annotate_constant_pool_refs, find_constant_pool_ref,
10 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
11 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
12 s390_register_info, s390_frame_info, s390_init_frame_layout,
13 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
14 restore_gprs, s390_function_arg_size, s390_function_arg_float,
15 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
16 s390_encode_section_info, s390_cannot_force_const_mem,
17 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
18 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
19 s390_adjust_priority, s390_issue_rate,
20 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
21 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
22 s390_build_builtin_va_list, s390_gimplify_va_arg,
23 s390_function_ok_for_sibcall, s390_call_saved_register_used,
24 s390_pass_by_reference, s390_fixed_condition_code_regs,
25 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
26 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
27 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
28 s390_add_pool_insn, s390_find_pool, s390_add_constant,
29 s390_find_constant, s390_add_execute, s390_find_execute,
30 s390_execute_label, s390_execute_target, s390_dump_pool,
31 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
32 Move target macro definitions to the end of the file. Move several
33 functions within the file to assure correct compiling.
35 2005-05-09 Steven Bosscher <stevenb@suse.de>
37 * calls.c (purge_reg_equiv_notes): Remove, fold into...
38 (fixup_tail_calls): ...here. Only look at insns between the
39 start of the function and the FUNCTION_BEG insn note.
41 * gcse.c (one_cprop_pass): Fix typos in dumps.
43 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
45 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
47 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
48 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
49 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
50 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
52 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
53 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
54 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
57 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
59 * config/s390/s390.md: ("gf") New mode attribute.
60 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
61 "fixuns_truncsfsi2"): Merge.
62 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
63 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
64 "fix_truncsfsi2_ieee"): Merge.
66 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
68 * config/s390/s390.md: ("FPR") New mode macro.
69 ("de", "dee"): New mode attributes.
70 ("cmpdf", "cmpsf"): Merge.
71 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
72 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
73 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
74 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
75 ("floatdidf2", "floatdisf2"): Merge.
76 ("adddf3", "addsf3"): Merge.
77 ("*adddf3", "*addsf3"): Merge.
78 ("*adddf3_cc", "*addsf3_cc"): Merge.
79 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
80 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
81 ("subdf3", "subsf3"): Merge.
82 ("*subdf3", "*subsf3"): Merge.
83 ("*subdf3_cc", "*subsf3_cc"): Merge.
84 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
85 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
86 ("muldf3", "mulsf3"): Merge.
87 ("*muldf3", "*mulsf3" "): Merge.
88 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
89 ("*fmadddf", "*fmaddsf"): Merge.
90 ("*fmsubdf", "*fmsubsf"): Merge.
91 ("divdf3", "divsf3"): Merge.
92 ("*divdf3", "*divsf3"): Merge.
93 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
94 ("negdf2", "negsf2"): Merge.
95 ("*negdf2_cc", "*negsf2_cc"): Merge.
96 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
97 ("*negdf2", "*negsf2"): Merge.
98 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
99 ("absdf2", "abssf2"): Merge.
100 ("*absdf2_cc", "*abssf2_cc"): Merge.
101 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
102 ("*absdf2", "*abssf2"): Merge.
103 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
104 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
105 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
106 ("*negabsdf2", "*negabssf2"): Merge.
107 ("sqrtdf2", "sqrtsf2"): Merge.
109 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
111 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
113 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
114 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
115 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
116 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
118 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
119 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
120 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
121 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
122 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
123 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
124 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
125 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
126 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
127 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
128 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
129 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
130 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
131 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
132 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
133 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
135 ("*divsf3"): Additionally rename second pattern to
137 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
138 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
139 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
140 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
141 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
142 'type values' and rename 'type' value.
143 ("*addsf3"): Additionally rename second pattern to
146 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
148 * config/s390/s390.md: ("SHIFT"): New mode macro.
149 ("lr", "shift"): New mode attributes.
150 ("ashldi3", "lshrdi3"): Merge.
151 ("*ashldi3_31", "*lshrdi3"_31): Merge.
152 ("*ashldi3_64", "*lshrdi3"_64): Merge.
153 ("ashlsi3", "lshrsi3"): Merge.
155 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
157 * config/s390/s390.md: ("DSI", "SCOND"): New mode
159 ("E", "g"): New mode attributes.
160 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
161 ("*adddi3_alc", "*addsi3_alc"): Merge.
162 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
163 ("*subdi3_slb", "*subsi3_slb"): Merge.
164 ("adddicc", "addsicc"): Merge.
165 ("*sconddi", "*scondsi"): Merge.
166 ("*sconddi_neg", "*scondsi_neg"): Merge.
167 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
168 ("negdi2", "negsi2"): Extract expander pattern from
169 "negsi2" and merge with "negdi2".
170 ("*negdi2"): Merge with instruction pattern of "negsi2".
171 ("*negdi2_cc", "*negsi2_cc"): Merge.
172 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
173 ("rotldi3", "rotlsi3"): Merge.
175 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
177 * config/s390/s390.md: ("hc"): New mode attribute.
178 ("extendhidi2", "extendqidi2"): Merge.
179 ("*extendhidi2", "*extendqidi2"): Merge.
180 ("extendhisi2", "extendqisi2"): Merge.
181 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
182 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
183 Merged 2 define_split.
184 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
185 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
187 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
189 * config/s390/s390.md: ("COMPARE"): New mode macro.
190 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
191 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
192 "bungt", "bunle", "bunge", "bltgt"): Merge.
194 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
196 * config/s390/s390.md: ("INT"): New mode macro.
197 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
200 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
202 * config/s390/s390.md: ("GPR", "P"): New mode macros.
203 ("cmpdi", "cmpsi"): Merge.
204 ("strlendi", "strlensi"): Merge.
205 ("*strlendi", "*strlensi"): Merge.
206 ("movmemdi", "movmemsi"): Merge.
207 ("clrmemdi", "clrmemsi"): Merge.
209 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
211 * config/s390/s390.md: ("HQI"): New mode macro.
212 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
213 ("*tmhi_full", "*tmqi_full"): Merge.
214 ("*tsthiCCT", "*tstqiCCT"): Merge.
215 ("*tsthi", "*tstqi"): Merge.
216 ("*tsthi_cconly", "tstqi_cconly"): Merge.
217 ("*sethighhisi", "*sethighqisi"): Merge.
219 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
221 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
222 config/alpha/unicosmk.h, config/arc/arc.md,
223 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
224 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
225 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
226 config/arm/semi.h, config/arm/uclinux-elf.h,
227 config/arm/wince-pe.h, config/fr30/fr30.c,
228 config/rs6000/altivec.h: Update copyright.
230 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
232 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
233 gcc_assert and gcc_unreachable as appropriate.
234 (pdp11_output_function_epilogue, output_move_double,
235 output_move_quad, print_operand_address, output_jump,
236 output_addr_const_pdp11): Likewise.
237 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
238 ASM_OUTPUT_ALIGN): Likewise.
239 * config/pdp11/pdp11.md: Likewise.
240 (extendhisi2, subhi3, subqi3): Likewise.
242 2005-05-09 David Edelsohn <edelsohn@gnu.org>
245 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
248 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
250 * config/ia64/ia64.c: Fix a comment typo.
252 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
255 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
256 (arm_override_options): Use them instead of manifest constants. Don't
257 allow -march to override the -mtune setting.
259 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
261 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
262 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
263 (function_arg_advance, function_arg, save_restore_insns,
264 iq2000_expand_prologue, iq2000_output_conditional_branch,
265 expand_one_builtin, print_operand):
266 * config/iq2000/iq2000.md (tablejump): Likewise.
268 2005-05-09 David Ung <davidu@mips.com>
270 * config/mips/mips.h (processor_type): Add names for the 24K.
271 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
273 * config/mips/mips.md (cnv_mode): New attribute for recording the
274 conversion types of float convert insns.
275 (cpu): Add 24k and 24kx.
276 (include): Include 24k.md file.
277 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
278 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
279 (floatdisf2): Setup cnv_mode.
280 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
282 * config/mips/24k.md: New file, contains 24k DFA pipeline
285 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
287 * config/sh/sh.c (print_operand_address): Use gcc_assert and
288 gcc_unreachable as appropriate.
289 (print_operand, prepare_move_operands, prepare_scc_operands,
290 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
291 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
292 fixup_mova, gen_far_branch, sh_reorg, split_branches,
293 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
294 sh_set_return_address, sh_setup_incoming_varargs,
295 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
296 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
297 check_use_sfunc_addr): Likewise.
298 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
299 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
300 * config/sh/symbian.c (sh_symbian_mark_dllexport,
301 sh_symbian_mark_dllimport): Likewise.
302 * config/sh/sh.md: Likewise.
303 (movdicc, call_pop, call_value_pop, casesi_worker_1,
304 casesi_worker_2, casesi_shift_media, casesi_load_media,
305 return_media): Likewise.
307 2005-05-08 Roger Sayle <roger@eyesopen.com>
310 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
313 2005-05-08 Richard Henderson <rth@redhat.com>
315 * config/alpha/alpha.c (adjust_address): Fix typo last change.
317 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
319 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
320 and -1 can happen in reg_renumber when no hard register is assigned.
322 2005-05-08 Steven Bosscher <stevenb@suse.de>
323 Kazu Hirata <kazu@cs.umass.edu>
325 PR tree-optimization/14841, tree-optimization/15838
326 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
327 (evaluate_stmt): Call it.
329 2005-05-08 Jakub Jelinek <jakub@redhat.com>
331 * config/ia64/ia64.c (ia64_override_options): Don't set
332 ia64_flag_var_tracking and clear flag_var_tracking here...
333 (ia64_file_start): ... but here.
335 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
337 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
338 and gcc_unreachable as appropriate.
339 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
340 m68hc11_gen_highpart, print_operand, print_operand_address,
341 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
342 m68hc11_gen_movhi): Likewise.
343 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
344 * config/m68hc11/m68hc11.md: Reword comment.
346 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
349 * config/m68hc11/predicates.md (splitable_operand): An immediate is
352 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
354 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
355 the 68HC12 address indirect addressing mode as it is not supported by
357 * config/m68hc11/m68hc11-protos.h
358 (m68hc11_valid_addressing_p): Declare.
359 (m68hc11_add_mode): Declare.
360 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
361 register_indirect_p and export it.
362 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
363 instruction so that it is part of the good BB.
364 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
365 addressing with movw.
366 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
368 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
369 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
370 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
372 ("*movhi_68hc12"): Handle movhi_const0.
373 ("*subhi3", "subqi3"): Use general_operand for operand 1.
374 ("*subhi3_zext"): Likewise.
376 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
379 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
380 operand 1 and fix constraints.
381 ("mulqihi3"): Use general_operand for operand 2.
383 2005-05-08 Julian Brown <julian@codesourcery.com>
384 H.J. Lu <hongjiu.lu@intel.com>
385 Paul Brook <paul@codesourcery.com>
387 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
388 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
389 20050308/2.16.0 or newer for comdat group.
390 * configure: Regenerated.
391 * config.in: Regenerated.
392 * varasm.c (default_function_rodata_section): Put .rodata section in
393 COMDAT group when necessary.
394 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
396 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
399 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
401 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
403 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
404 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
405 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
406 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
408 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
411 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
412 64-bit constants on 64-bit hosts.
413 (m68hc11_split_logical): Simplify.
414 (m68hc11_split_move): Likewise.
416 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
417 Paolo Bonzini <bonzini@gnu.org>
419 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
420 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
421 * configure.ac (enable_checking): Fix typos in runtime_checking.
422 (ENABLE_RUNTIME_CHECKING): Mark as target template.
423 (xm_file): Prepend auto-host.h
424 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
425 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
427 * crtstuff.c: Do not include auto-host.h.
428 (IN_LIBGCC2): Do not define.
429 * gcov-io.h: Include tconfig.h, not auto-host.h.
430 * libgcc2.c: Do not include auto-host.h.
431 (abort): Do not undefine.
432 * libgcov.c: Remove unneeded comment about config.h.
433 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
434 * config.in, configure: Regenerated.
436 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
437 Falk Hueffner <falk@debian.org>
439 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
440 and gcc_unreachable as appropriate.
441 (get_aligned_mem, get_unaligned_address,
442 alpha_emit_set_long_const, alpha_emit_conditional_branch,
443 alpha_emit_setcc, alpha_emit_conditional_move,
444 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
445 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
446 alpha_expand_unaligned_load, alpha_expand_block_move,
447 alpha_expand_zap_mask, get_trap_mode_suffix,
448 get_round_mode_suffix, get_some_local_dynamic_name,
449 print_operand_address, function_arg, alpha_return_in_memory,
450 function_value, alpha_expand_builtin,
451 alpha_initial_elimination_offset, alpha_expand_epilogue,
452 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
453 alphaev5_next_group, alpha_align_insns,
454 unicosmk_initial_elimination_offset, unicosmk_unique_section,
455 unicosmk_ssib_name): Likewise.
456 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
457 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
458 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
459 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
460 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
461 * config/alpha/alpha.md (*divmodsi_internal_er,
462 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
463 call_nt, call_umk, call_vms, call_value, sibcall_value,
464 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
465 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
466 * config/alpha/predicates.md (input_operand): Likewise.
468 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
470 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
471 gcc_unreachable, as appropriate.
472 (frv_function_prologue, frv_alloc_temp_reg,
473 frv_initial_elimination_offset, frv_expand_block_move,
474 frv_expand_block_clear, frv_print_operand_jump_hint,
475 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
476 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
477 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
478 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
479 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
480 frv_in_small_data_p, frv_asm_out_constructor,
481 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
482 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
483 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
484 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
485 sibcall_value, casesi): Likewise.
487 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
488 gcc_unreachable as appropriate.
489 (print_operand_address, mn10300_print_reg_list, expand_prologue,
490 expand_epilogue, notice_update_cc, initial_offset,
491 mn10300_address_cost_1): Likewise.
492 * config/mn10300/mn10300.md: Likewise.
493 (absdf2, abssf2, negdf2, negsf2): Likewise.
495 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
498 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
500 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
501 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
502 including sunge_<mode> and sungt_<mode>.
504 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
506 * integrate.h (get_hard_reg_initial_val): Change type of register
507 parameter from int to unsigned int.
508 (has_hard_reg_initial_val): Likewise.
509 * integrate.c (get_hard_reg_initial_val): Likewise.
510 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
512 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
514 * except.c (eh_status): Change the type of ttype_data to
516 (add_ttypes_entry, assign_filter_values,
517 output_function_exception_table): Use VEC instead of VARRAY.
519 2005-05-07 David Edelsohn <edelsohn@gnu.org>
521 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
523 2005-05-07 Paul Brook <paul@codesourcery.com>
525 * Makefile.in: Fix dependencies.
526 (GCOV_IO_H, VARRAY_H): Set.
528 2005-05-07 Anthony Green <green@redhat.com>
531 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
532 x$STMP_FIXPROTO test.
533 * configure: Rebuilt.
535 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
537 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
538 inappropriate feature test macros if flag_iso.
540 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
542 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
544 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
547 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
548 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
549 Handle moved operand being in special register.
550 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
551 presumed working insn.
552 (mover2side): Add FIXME.
554 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
556 * integrate.c (get_func_hard_reg_initial_val): Delete.
557 (has_func_hard_reg_initial_val): Delete.
558 (get_hard_reg_initial_val): Inline the old implementation of
559 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
560 instead of has_func_hard_reg_initial_val to test for an existing
561 pseudo. Only create an rtx if a new initial value entry is needed.
562 (has_hard_reg_initial_val): Scan the initial value list directly.
565 2005-05-07 David Edelsohn <edelsohn@gnu.org>
567 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
569 * config.in (HAVE_AS_POPCNTB): New.
570 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
571 (HAVE_AS_POPCNTB): New.
572 * configure: Regenerated.
573 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
574 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
575 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
576 and rs6000_sched_costly_dep.
577 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
578 (TARGET_XL_COMPAT): Delete.
579 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
580 (popcount<mode>2): New.
581 (popcntb<mode>2): New.
582 * config/rs6000/rs6000.opt (mpopcntb): New.
584 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
585 if variable name exists.
587 2005-05-07 Matt Kraai <kraai@ftbfs.org>
589 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
591 2005-05-07 Richard Henderson <rth@redhat.com>
594 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
595 with constant offsets.
597 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
599 * config/v850/v850.c (print_operand): Use gcc_assert and
600 gcc_unreachable, as appropriate.
601 (print_operand_address, v850_handle_data_area_attribute,
602 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
603 v850_insert_attributes, construct_prepare_instruction): Likewise.
604 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
605 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
607 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
609 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
610 config/rs6000/rs6000.h: Fix comment typos.
612 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
614 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
615 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
616 (mips_scalar_mode_supported_p): Delete.
618 2005-05-06 Eric Christopher <echristo@redhat.com>
620 * config/mips/mips.opt: Remove -mint64 option.
621 * config/mips/mips.c (override_options): Remove -mint64
623 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
624 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
625 64-bit integer handling.
626 * doc/invoke.texi (Option Summary): Remove -mint64 for
629 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
631 PR tree-optimization/19401
632 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
633 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
634 (estimated_unrolled_size): New function.
635 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
636 tree_unroll_loops_completely): Always unroll loops if the code size
638 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
639 loops should be unrolled completely.
640 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
642 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
644 PR rtl-optimization/21254
645 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
646 assumptions for loops that otherwise do not roll.
647 (find_simple_exit): Prefer # of iterations that is guaranteed
649 * loop-unroll.c (decide_peel_once_rolling,
650 decide_peel_completely): Check whether the loop is infinite.
652 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
654 * config/rs6000/sysv4.opt: Fix typo.
656 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
657 Jakub Jelinek <jakub@redhat.com>
660 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
661 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
662 Don't use rep; movs{l,q} if the repetition count is really small,
663 instead use a sequence of movs{l,q} instructions.
665 2005-05-06 Jeff Law <law@redhat.com>
667 PR tree-optimization/21380
668 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
669 thread through a block with no preds.
671 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
673 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
674 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
675 add_call_read_ops): Use VEC instead of VARRAY.
677 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
679 * config/mcore/mcore.c (mcore_print_operand_address): Use
680 gcc_assert and gcc_unreachable as appropriate.
681 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
682 mcore_output_andn, output_inline_const, mcore_output_move,
683 mcore_output_movedouble, mcore_expand_block_move,
684 layout_mcore_frame, mcore_initial_elimination_offset,
685 mcore_expand_prolog, mcore_mark_dllexport,
686 mcore_mark_dllimport): Likewise.
687 * config/mcore/mcore.h (switch_to_section): Likewise.
688 * config/mcore/mcore.md: Likewise.
690 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
692 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
693 TARGET_PROFILE_KERNEL.
695 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
696 TARGET_PROFILE_KERNEL use.
698 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
700 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
701 and gcc_unreachable, as appropriate.
702 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
703 m32r_expand_prologue, m32r_output_function_epilogue,
704 m32r_legitimize_pic_address, m32r_print_operand_address,
705 emit_cond_move, m32r_function_symbol,
706 m32r_output_block_move): Likewise.
707 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
708 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
709 *rev_zero_branch_insn): Likewise.
711 2005-05-06 Jakub Jelinek <jakub@redhat.com>
714 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
715 if both NEWDECL and OLDDECL are already weak.
717 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
719 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
721 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
722 Kaz Kojima <kkojima@gcc.gnu.org>
724 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
727 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
728 David Edelsohn <edelsohn@gnu.org>
730 * config.gcc: Add .opt magic for the rs6000 ports.
732 * doc/invoke.texi: Document -mabi= option properly. Document
733 -misel and -mno-sel. Document -mspe and -mno-spe. Document
734 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
737 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
738 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
741 * config/rs6000/aix.opt: New.
742 * config/rs6000/aix41.opt: New.
743 * config/rs6000/aix64.opt: New.
744 * config/rs6000/darwin.opt: New.
745 * config/rs6000/linux64.opt: New.
746 * config/rs6000/rs6000.opt: New.
747 * config/rs6000/sysv4.opt: New.
749 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
750 associated TARGET_*. Remove SUBTARGET_OPTIONS,
752 Define TARGET_USES_SYSV4_OPT.
753 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
754 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
755 TARGET_USES_AIX64_OPT.
756 * config/rs6000/aix51.h: Same.
757 * config/rs6000/aix52.h: Same.
758 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
759 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
760 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
761 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
762 * config/rs6000/linux64.h: Use
763 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
765 * config/rs6000/rs6000.c: Remove definitions of
766 rs6000_sched_restricted_insns_priority,
767 rs6000_long_double_size_string, rs6000_altivec_vrsave,
768 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
769 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
770 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
771 rs6000_alignment_string. Define rs6000_explicit_options.
772 (rs6000_parse_abi_options): Remove.
773 (rs6000_parse_alignment_option): Remove.
774 (rs6000_parse_float_gprs_option): Remove.
775 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
776 TARGET_DEFAULT_TARGET_FLAGS.
777 (rs6000_override_options): Revamp to use new .opt machinery.
779 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
780 of new .opt machinery. Remove target_flags. Redefine
781 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
782 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
783 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
784 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
785 rs6000_longcall_switch, rs6000_default_long_calls,
786 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
787 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
788 TARGET_ALTIVEC_VRSAVE.
790 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
792 * config.gcc (hppa1.1-*-rtems*): Remove.
793 * config/pa/rtems.h: Remove.
795 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
797 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
798 Exclude roe/603e multilib variants.
800 2005-05-04 Denis Chertykov <denisc@overta.ru>
803 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
806 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
808 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
809 arm/pe.opt to $extra_options.
810 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
811 (target_float_abi_name, target_float_switch, target_abi_name)
812 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
813 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
814 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
815 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
816 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
817 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
818 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
819 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
820 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
821 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
822 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
823 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
824 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
825 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
826 (arm_pic_register_string): Delete.
827 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
829 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
830 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
831 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
832 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
833 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
834 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
835 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
836 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
837 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
838 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
839 (SUBTARGET_SWITCHES): Delete.
840 * config/arm/arm.c (target_float_switch): Delete.
841 (arm_cpu_select): Moved from config/arm/arm.h.
842 (target_fpu_name, target_fpe_name, target_float_abi_name)
843 (target_abi_name, structure_size_string, arm_pic_register_string)
844 (arm_select): Make static.
845 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
846 (arm_handle_option): New function.
847 (arm_override_options): Update target_flags checks for new mask names.
848 Remove target_float_switch code.
849 (arm_expand_prologue, thumb_expand_prologue): Check
850 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
851 * config/arm/arm.opt, config/arm/pe.opt: New files.
853 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
855 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
856 gcc_unreachable as appropriate.
857 (arc_double_limm_p, arc_setup_incoming_varargs,
858 arc_compute_function_type, arc_output_function_prologue,
859 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
860 output_shift, arc_print_operand, arc_print_operand_address,
861 arc_final_prescan_insn): Likewise.
862 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
864 2005-05-04 Geoffrey Keating <geoffk@apple.com>
866 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
871 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
872 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
873 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
874 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
875 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
876 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
877 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
878 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
880 2005-05-05 Paul Brook <paul@codesourcery.com>
882 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
883 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
884 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
885 and tree-data-ref.h with *_H variables.
887 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
889 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
891 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
893 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
895 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
897 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
899 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
901 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
902 setting of vrsave register for current function after
903 call to save_world is emitted.
905 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
907 * config/mmix/predicates.md: New file.
908 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
909 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
910 (mmix_foldable_comparison_operator, mmix_comparison_operator)
911 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
912 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
914 * config/mmix/mmix.md: Include predicates.md.
915 ("call", "call_value"): Force address to register if it isn't a
916 mmix_symbolic_or_address_operand.
918 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
920 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
921 the flags are of appropriate types.
922 (num_ssa_operands): Generalize using the generic interface.
923 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
926 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
928 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
929 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
931 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
933 * tree-outof-ssa.c (edge_leader, stmt_list,
934 analyze_edges_for_bb): Use VEC instead of VARRAY.
935 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
936 (perform_edge_inserts): Call init_analayze_edges_for_bb and
937 fini_analayze_edges_for_bb.
939 2005-05-04 James E Wilson <wilson@specifixinc.com>
942 * gcc.c (process_command): In the second argv scan loop, ignore
943 Xassembler and Xpreprocessor, along with their argument.
945 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
947 * tree-flow-inline.h, tree-ssa-operands.c,
948 tree-ssa-operands.h, tree-ssa-opfinalize.h:
949 Likewise. tree-vn.c: Fix comment typos.
950 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
952 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
954 * doc/tm.texi (Target Hooks): Document
955 TARGET_RESOLVE_OVERLOADED_BUILTIN.
957 2005-05-04 Paul Brook <paul@codesourcery.com>
959 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
961 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
963 * dwarf2out.c (incomplete_types, retry_incomplete_types,
964 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
967 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
968 get_expansion, expand_var_during_unrolling,
969 insert_var_expansion_initialization,
970 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
973 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
976 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
979 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
980 the same as INTEGER_TYPE.
981 (fold_binary): Fold "bool_var != 0" to bool_var.
982 Fold "bool_var == 1" to bool_var.
984 2004-05-03 Richard Henderson <rth@redhat.com>
987 * function.c (instantiate_virtual_regs_in_insn): Use the mode
988 from recog_data instead of insn_data.
990 2005-05-03 DJ Delorie <dj@redhat.com>
992 * common.opt (fdiagnostics-show-option): No variable is needed.
993 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
994 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
995 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
996 Save and restore original message format. Use flag in context
998 (warning): Don't test for enabled warnings here.
999 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
1002 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
1004 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
1005 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
1006 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
1007 * aclocal.m4: Don't include accross.m4.
1008 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
1009 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
1010 * configure, config.in: Regenerate.
1012 2005-05-04 Jakub Jelinek <jakub@redhat.com>
1015 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
1016 (clear_storage): Add argument.
1017 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
1018 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
1020 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
1021 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
1022 (store_expr, store_constructor): Adjust callers.
1023 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
1024 to emit_block_move if CALL_EXPR_TAILCALL (exp).
1025 (expand_builtin_memmove): Add ORIG_EXP argument, copy
1026 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
1027 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
1028 with EXP. Pass EXP to expand_builtin_memmove.
1029 (expand_builtin_memset): Add ORIG_EXP argument, pass
1030 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
1031 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
1032 Pass EXP to expand_builtin_memset.
1033 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
1035 (expand_builtin_strncmp): Likewise.
1036 (expand_builtin_printf): Replace ARGLIST argument with EXP.
1037 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
1038 (expand_builtin_fprintf): Likewise.
1039 (expand_builtin): Adjust calls to
1040 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
1042 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
1045 PR rtl-optimization/21239
1046 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
1048 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1050 * tree-flow.h (tree_ann_common_d): Move aux to ...
1051 (stmt_ann_d): ... here.
1052 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1053 move_computations_stmt, schedule_sm): Update references to
1055 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1057 * tree-cfg.c (remove_bb): Remove a redundant call to
1059 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
1062 2005-05-03 Richard Henderson <rth@redhat.com>
1064 * config/rs6000/rs6000.c: Remove conflict markers.
1066 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
1068 2005-05-03 James E Wilson <wilson@specifixinc.com>
1070 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
1072 2005-05-03 DJ Delorie <dj@redhat.com>
1074 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
1075 decide if the warning will be printed.
1076 * calls.c (expand_call): Likewise.
1077 * function.c (init-function_start): Likewise.
1079 * common.opt (-fdiagnostics-show-option): New.
1080 * opts.c (option_enabled): Accept the option index instead of a
1081 pointer to the option descriptor.
1082 * opts.h (option_enabled): Likewise.
1083 * toplev.c (print_switch_values): Pass option index, not option
1085 * diagnostic.h (diagnostic_info): Add option_index.
1086 * diagnostic.c: Include opts.h.
1087 (diagnostic_set_info): Initialize option_index.
1088 (diagnostic_report_diagnostic): Amend option name if appropriate.
1089 (warning): Check to see if the specified warning is enabled.
1091 * doc/invoke.texi (-fdiagnostics-show-options): Document.
1093 2005-05-03 Richard Henderson <rth@redhat.com>
1095 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
1096 SPEC_OR_GEN_REGS definitions.
1098 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
1101 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
1102 for unavailable registers.
1104 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
1106 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
1108 * cfglayout.c (block_locators_blocks,
1109 insn_locators_initialize, insn_scope): Use VEC instead of
1112 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
1113 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
1116 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1118 * config/sparc/predicates.md (const_compl_high_operand): New.
1119 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
1121 (sparc_emit_set_const64_quick1): Adjust for above change.
1122 (sparc_emit_set_const64_quick2): Likewise.
1123 (sparc_emit_set_const64_longway): Likewise.
1124 (sparc_emit_set_const64): Likewise.
1125 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
1126 movdi_const64_special): Delete.
1127 (logical constant splitters): Use const_compl_high_operand.
1129 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
1131 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
1132 rather than STRIP_NOPS.
1134 2005-05-03 Jakub Jelinek <jakub@redhat.com>
1136 PR rtl-optimization/21330
1137 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
1139 (unswitch_single_loop): Clear cinsn when retrying.
1142 * config/i386/i386.c (legitimize_address): When canonicalizing
1143 ASHIFT into MULT, multiply by 1 << shift_count instead of
1144 1 << log2 (shift_count).
1146 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
1148 * lambda-code.c (gcc_loop_to_lambda_loop,
1149 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
1150 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
1151 generic operand interface.
1152 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
1153 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
1154 generic operand interface.
1155 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
1156 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
1157 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
1158 num_imm_uses): Use ssa_use_operand_t.
1159 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
1160 get_v_must_def_ops): Delete.
1161 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
1162 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
1163 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
1164 get_v_must_def_kill_ptr): Delete.
1165 (delink_stmt_imm_use): Move and use new operand interface.
1166 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
1167 op_iter_next_tree): Use new operand implementation.
1168 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
1169 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
1171 (op_iter_next_mustdef, op_iter_next_maydef,
1172 op_iter_next_must_and_may_def): Delete. Replace with...
1173 (op_iter_next_maymustdef): New. Combine must and may next operations.
1174 (op_iter_init_maydef, op_iter_init_mustdef,
1175 op_iter_init_must_and_may_def): Use new interface.
1176 (single_ssa_tree_operand ): New. Process single operands only as trees.
1177 (single_ssa_use_operand): New. Process single operands only as uses.
1178 (single_ssa_def_operand): New. Process single operands only as defs.
1179 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
1181 (num_ssa_operands): New. Count the number of specified operands.
1182 (compare_ssa_operands_equal): New. Compare two statements' operands.
1183 (single_phi_def): New. Return true if PHI has one def of the specified
1185 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
1186 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
1187 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
1188 (struct stmt_ann_d): Operands field no longer require GTY().
1189 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
1190 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
1191 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
1192 dump_replaceable_exprs, rewrite_trees): Use generic interface.
1193 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
1194 Use use_operand_p instead of ssa_imm_use_t *.
1195 * tree-pretty-print.c (dump_vops): check if operands are active before
1196 dumping virtual operands.
1197 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
1198 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
1199 (ccp_fold): Use new interface.
1200 (ccp_visit_stmt): Remove unused variables and code.
1201 (convert_to_gimple_builtin): Insert statements before calling
1202 mark_new_vars_to_rename.
1203 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
1204 (copy_prop_visit_cond_stmt): Use generic interface.
1205 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
1206 annotation in table.
1207 (thread_across_edge): Use generic interface.
1208 (initialize_hash_element): Initialzie with stmt, not annotation.
1209 (eliminate_redundant_computations): Use generic interface.
1210 (record_equivalences_from_stmt): Pass stmt, not annotation.
1211 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
1213 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
1214 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
1215 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
1216 generic operand interface.
1217 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
1219 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
1221 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
1222 (build_defs, build_uses, build_v_may_defs, build_vuses,
1223 build_v_must_defs): Change type to struct opbuild_list_d.
1224 (ops_active): New. Operands active boolean.
1225 (operand_memory, operand_memory_index): New. Operand memory managers.
1226 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
1227 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
1228 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
1229 Change from functions to static variable list heads.
1230 (opbuild_initialize_virtual): New. Initialize a virtual build list.
1231 (opbuild_initialize_real): New. Initialize a virtual build list.
1232 (opbuild_free): New. Free a build list.
1233 (opbuild_num_elems): New. Number of items in a list.
1234 (opbuild_append_real): New. Add a real (tree *) operand.
1235 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
1236 (opbuild_first): New. Return first element index in a list.
1237 (opbuild_next): New. Return next element in a list.
1238 (opbuild_elem_real): New. Return real element.
1239 (opbuild_elem_virtual): New. Return virtual element.
1240 (opbuild_elem_uid): New. Return UID of virtual element.
1241 (opbuild_clear): New. Reset an operand list.
1242 (opbuild_remove_elem): New. Remove an element form a list.
1243 (ssa_operands_active): New. Return true if operand cache is active.
1244 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
1245 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
1246 (correct_use_link): Use use_operand_p.
1247 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
1248 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
1249 (cleanup_v_may_defs): Use new implmentation.
1250 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
1252 (append_def, append_use, append_v_may_def, append_vuse,
1253 append_v_must_def): Call opbuild_append routine instead of using varray.
1254 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
1255 global parse_old_ops variable.
1256 (free_ssa_operands): New implementation.
1257 (update_stmt_operands): Move. Change argument to build_ssa_operands.
1258 (copy_virtual_operands): Move. New generic implementation.
1259 (create_ssa_artficial_load_stmt): Move. New implementation.
1260 (swap_tree_operands): Update for new implementation.
1261 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
1262 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
1263 rather than a varray.
1264 (verify_imm_links): Use use_operand_p.
1265 (dump_immediate_uses_for): If the immediate use variable is a virtual
1266 variable, show the virtual ops in the stmt.
1267 * tree-ssa-operands.h (def_operand_p): No longer a structure.
1268 (NULL_DEF_OPERAND_P): Now a #define.
1269 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
1270 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
1271 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
1272 mustdef_optype_d): New. Use Linked list representation.
1273 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
1274 (struct ssa_operand_memory_d): New. Allocated Chunk node.
1275 (struct stmt_operands_d): Change to new pointers that are not GTY.
1276 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
1277 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
1278 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
1279 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
1280 SET_V_MUST_DEF_KILL): Delete.
1281 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
1282 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
1283 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
1284 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
1285 (enum ssa_op_iter_type): Operand iterator typechecking values.
1286 (struct ssa_operand_iterator_d): Use linked lists of operands.
1287 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
1288 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
1289 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
1290 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
1291 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
1292 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
1293 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
1294 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
1295 * tree-ssa-opfinalize.h: New. Function templates for expansion.
1296 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
1297 alloc_vuse, and alloc_mustdef.
1298 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
1299 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
1300 and finalize_ssa_v_must_def_ops.
1301 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
1302 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
1304 (compute_avail): Use generic iterator interface.
1305 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
1306 (stmt_makes_single_load, stmt_makes_single_store): Use
1308 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
1309 (statement_sink_location): Use generic interface.
1310 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
1311 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
1312 reset the immediate use link nodes.
1313 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
1314 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
1315 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
1316 (eliminate_tail_call): Use generic operand interface.
1317 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
1318 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
1320 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
1322 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
1323 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
1325 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
1326 Use statement pointer instead of vuse_optype. Use generic interface.
1327 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
1328 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
1329 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
1330 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
1331 * doc/tree-ssa.texi: Update documentation for operand interface.
1333 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
1335 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
1336 gcc_unreachable as appropriate.
1337 (machopic_function_base_name, machopic_indirect_data_reference,
1338 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
1339 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
1340 * config/rs6000/altivec.md (*mov<mode>_internal,
1341 build_vector_mask_for_load): Likewise.
1342 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
1343 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
1344 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
1345 * config/rs6000/predicates.md (easy_fp_constant,
1346 logical_operand): Likewise.
1347 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
1348 compute_save_world_info, rs6000_emit_prologue,
1349 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
1350 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
1353 2005-05-03 Uros Bizjak <uros@kss-loka.si>
1356 * convert.c (convert_to_integer): Convert ceil and floor in
1359 2005-04-29 Geoffrey Keating <geoffk@apple.com>
1362 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
1363 define_insn_and_split. Split only when memory operand is
1364 offsettable. Use adjust_address rather than plus_constant.
1365 (floatunssidf2_internal): Likewise.
1366 (fix_truncdfsi2_internal): Split only when memory operand is
1367 offsettable. Use adjust_address rather than plus_constant.
1368 (fix_trunctfsi2_internal): Likewise.
1369 (floatsidf2_internal): Likewise.
1371 2005-05-02 Diego Novillo <dnovillo@redhat.com>
1373 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
1374 (set_value_range_to_null): Likewise.
1375 (set_value_range_to_varying): New function. Use it in all
1376 call sites that used to call set_value_range (vr, VR_VARYING, ...).
1377 (extract_range_from_assert): If the integral type has a
1378 super-type, and LIMIT is not within MIN and MAX values of that
1379 type, set the resulting range to VR_VARYING.
1381 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
1383 * config/mmix/mmix.opt: New file.
1384 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
1385 (mmix_cc1_ignored_option): Don't declare.
1386 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
1387 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
1388 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
1389 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
1390 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
1391 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
1392 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
1393 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
1395 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
1396 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
1397 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
1399 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
1402 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
1403 * c-decl.c (current_function_prototype_built_in,
1404 current_function_prototype_arg_types): New.
1405 (merge_decls): Keep source location of prototype followed by
1406 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
1407 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
1408 (start_function): Always set current_function_prototype_locus,
1409 current_function_prototype_built_in and
1410 current_function_prototype_arg_types. Check for external
1411 prototype whether or not visible for external function and set
1412 current_function_prototype_arg_types accordingly.
1413 (store_parm_decls_oldstyle): Use
1414 current_function_prototype_arg_types for checking old-style
1415 definition against prototype. Give warnings only if
1416 current_function_prototype_built_in).
1418 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1420 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
1421 (ggc_alloc_zone_stat): Don't define.
1422 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
1423 ggc_alloc_zone_pass_stat.
1424 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
1425 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
1426 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
1428 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
1430 * calls.c (expand_call): Handle current_function_pretend_args_size
1431 when checking for sibcalls.
1433 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1435 PR tree-optimization/21294
1436 * tree-vrp.c (vrp_expr_computes_nonzero): New.
1437 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
1439 2005-05-02 Janis Johnson <janis187@us.ibm.com>
1442 * gcov-io.h: Declare gcov external functions hidden.
1444 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1446 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
1447 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
1448 Use VEC instead of VARRAY.
1451 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
1454 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
1456 * c-common.c (resolve_overloaded_builtin): Forward to target
1457 hook for BUILT_IN_MD built-ins.
1458 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
1459 for all types of built-in.
1460 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
1461 in the definition of the target hooks struct.
1462 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
1463 * config/rs6000/altivec.h: Rewritten.
1464 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
1465 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
1466 rs6000_builtin_type, rs6000_builtin_type_compatible,
1467 altivec_overloaded_builtins, rs6000_builtin_type,
1468 rs6000_builtin_type_compatible): New.
1469 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
1471 (def_builtin): Turn into a function. Check for duplicates and store
1472 the builtin into rs6000_builtin_decls.
1473 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
1474 bdesc_1arg): Add overloaded builtins.
1475 (altivec_expand_builtin): Check for unresolved overloaded builtins,
1476 do not support ALTIVEC_COMPILETIME_ERROR.
1477 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
1478 nodes to represent front-end types.
1479 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
1480 with opaque arguments and/or return values.
1481 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
1482 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
1483 (rs6000_builtin_type_index): New.
1484 (is_ev64_opaque_type): Rename to...
1485 (rs6000_is_opaque_type): ... this.
1486 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
1489 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1491 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
1494 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
1495 Bernd Schmidt <bernd.schmidt@analog.com>
1497 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
1498 print_address_operand, print_operand, legitimize_pic_address,
1499 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
1500 output_pop_multiple): Use gcc_assert or gcc_unreachable as
1502 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
1504 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
1506 * doc/passes.texi: Document vectorization pass.
1508 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
1510 * tree-scalar-evolution.c (get_exit_conditions_rec,
1511 select_loops_exit_conditions,
1512 number_of_iterations_for_all_loops,
1513 analyze_scalar_evolution_for_all_loop_phi_nodes,
1514 scev_analysis): Use VEC instead of VARRAY.
1516 2005-05-02 Michael Matz <matz@suse.de>
1519 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
1520 (warn_strict_null_sentinel): Define.
1521 (check_function_sentinel): Check for null_node as valid sentinel too.
1522 * c-common.h (c_tree_index): Added CTI_NULL.
1523 (null_node) Define global_tree[CTI_NULL].
1524 (warn_strict_null_sentinel): Declare.
1525 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
1526 * c.opt: (Wstrict-null-sentinel): New C++ option.
1527 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
1529 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1531 * gimplify.c (gimplify_compound_lval): Use VEC instead of
1534 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
1536 * dwarf2out.c (decl_scope_table, push_decl_scope,
1537 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
1540 2005-05-01 Mark Mitchell <mark@codesourcery.com>
1543 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
1545 * doc/cpp.texi (__DEPRECATED): Document.
1546 (__EXCEPTIONS): Likewise.
1547 (__GXX_WEAK__): Likewise.
1549 * function.c (INVOKE__main): Do not define.
1550 (expand_main_function): Check HAS_INIT_SECTION when determining
1551 whether or not to call __main.
1553 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
1555 * tree-ssa-loop-ivopts.c: Fix a comment typo.
1557 2005-01-05 Paul Brook <paul@codesourcery.com>
1559 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
1560 (INITIALIZE_TRAMPOLINE): Use it.
1561 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
1562 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
1563 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
1565 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
1567 * doc/install.texi (Specific): Omit dots in the @anchors names
1568 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
1569 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
1571 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
1573 PR tree-optimization/18316
1574 PR tree-optimization/19126
1575 * tree.c (build_int_cst_type): Avoid shift by size of type.
1576 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
1578 * tree-scalar-evolution.h (simple_iv): Declaration changed.
1579 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
1581 (dump_cand): Dump depends_on information.
1582 (determine_biv_step): Add argument to simple_iv call.
1583 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
1584 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
1586 (add_candidate_1): Record depends_on for candidates.
1587 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
1588 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
1589 Handle ivs with nonconstant step.
1590 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
1591 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
1592 (create_new_iv): Unshare the step before passing it to create_iv.
1593 (free_loop_data): Free cand->depends_on.
1594 (build_addr_strip_iref): New function.
1595 (find_interesting_uses_address): Use build_addr_strip_iref.
1596 (strip_offset_1): Split the recursive part from strip_offset.
1597 Strip constant offset component_refs and array_refs.
1598 (strip_offset): Split the recursive part to strip_offset_1.
1599 (add_address_candidates): Removed.
1600 (add_derived_ivs_candidates): Do not use add_address_candidates.
1601 (add_iv_value_candidates): Add candidates with stripped constant
1602 offset. Consider all candidates with initial value 0 important.
1603 (struct affine_tree_combination): New.
1604 (aff_combination_const, aff_combination_elt, aff_combination_scale,
1605 aff_combination_add_elt, aff_combination_add,
1606 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
1607 fold_affine_sum): New functions.
1608 (get_computation_at): Use fold_affine_sum.
1609 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
1610 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
1613 2005-04-30 Michael Matz <matz@suse.de>
1615 * config/i386/i386.md (movmemsi): Also active when
1616 TARGET_INLINE_ALL_STRINGOPS.
1618 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
1621 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
1623 2005-04-30 Paul Brook <paul@codesourcery.com>
1625 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
1627 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
1628 * config/arm/ieee754-sf.S: Ditto.
1629 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
1630 (FUNC_ALIAS): Use .thumb_set for thumb routines.
1632 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1634 * tree-ssanames.c: Fix a comment typo.
1635 * doc/options.texi: Fix a typo.
1637 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
1639 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
1640 gcc_unreachable as appropriate.
1641 (split_adds_subs, cond_string, print_operand,
1642 h8300_initial_elimination_offset, h8300_classify_operand,
1643 h8300_unary_length, h8300_short_immediate_length,
1644 h8300_bitfield_length, h8300_binary_length,
1645 h8300_insn_length_from_table, compute_mov_length, output_plussi,
1646 compute_plussi_length, compute_plussi_cc, output_logical_op,
1647 compute_logical_op_length, compute_logical_op_cc,
1648 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
1649 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
1650 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
1651 h8300_regs_ok_for_stm): Likewise.
1652 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
1653 monitor_prologue): Likewise.
1655 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
1657 * loop-invariant.c (invariants, create_new_invariant,
1658 get_inv_cost, best_gain_for_invariant,
1659 find_invariants_to_move, move_invariants,
1660 init_inv_motion_data, free_inv_motion_data): Use VEC instead
1663 2005-04-29 Richard Henderson <rth@redhat.com>
1665 * function.c (instantiate_decls): Remove valid_only argument.
1666 (instantiate_decls_1, instantiate_decl): Likewise.
1667 (instantiate_virtual_regs_1): Delete.
1668 (instantiate_virtual_regs_lossage): Delete.
1669 (instantiate_virtual_regs_in_rtx): New.
1670 (safe_insn_predicate): New.
1671 (instantiate_virtual_regs_in_insn): New.
1672 (instantiate_virtual_regs): Update to match all that. Only run
1673 instantiate_decls once.
1675 2005-04-29 Richard Henderson <rth@redhat.com>
1676 Daniel Jacobowitz <dan@codesourcery.com>
1678 * gengtype.c (write_func_for_structure): Split out ...
1679 (output_type_enum): ... new function. Fix thinko accessing
1680 TYPE_PARAM_STRUCT data.
1682 2005-04-29 Tom Tromey <tromey@redhat.com>
1684 * tree.c (build_block): Removed unused 'tags' argument.
1685 * tree.h (build_block): Removed argument.
1687 2005-04-29 Michael Matz <matz@suse.de>
1689 PR rtl-optimization/21144
1690 * postreload.c (reload_cse_move2add): Check for VOIDmode.
1692 2005-04-29 Bob Wilson <bob.wilson@acm.org>
1694 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
1695 flag_reorder_blocks.
1697 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1699 PR tree-optimization/21030
1700 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
1701 ranges where VR->MAX is smaller than VR->MIN.
1703 2005-04-29 Devang Patel <dpatel@apple.com>
1705 PR tree-optimization/21272
1706 PR tree-optimization/21266
1707 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
1709 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
1711 * tree-flow-inline.h: Fix a comment typo.
1712 * doc/tree-ssa.texi: Fix a typo.
1714 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
1716 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1718 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
1719 gcc_unreachable as appropriate.
1720 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
1721 fr30_print_operand, fr30_move_double): Likewise.
1722 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
1724 2005-04-29 Mark Mitchell <mark@codesourcery.com>
1726 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
1727 definition has already been provided.
1728 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1729 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
1730 (ARM_EABI_DTORS_SECTION_OP): Likewise.
1732 2005-04-29 Jim Tison <jtison@us.ibm.com>
1734 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
1735 trace hooks calls to improve performance.
1737 2005-04-29 Julian Brown <julian@codesourcery.com>
1738 Mark Mitchell <mark@codesourcery.com>
1739 Paul Brook <paul@codesourcery.com>
1741 * crtstuff.c: Handle targets that use .init_array.
1742 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
1743 that INVOKE__main is set correctly.
1744 (expand_main_function): Test INVOKE__main.
1745 * libgcc2.c: Do not define __main when using .init_array.
1746 * config/arm/arm.c (arm_elf_asm_constructor): New function.
1747 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
1749 (DTORS_SECTION_ASM_OP): Likewise.
1750 (CTOR_LIST_BEGIN): Define specially when in libgcc.
1751 (CTOR_LIST_END): Likewise.
1752 (DTOR_LIST_BEGIN): Likewise.
1753 (DTOR_LIST_END): Likewise.
1754 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
1755 (FINI_SECTION_ASM_OP): Likewise.
1756 (INIT_ARRAY_SECTION_ASM_OP): Define.
1757 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1758 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
1759 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
1760 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
1761 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
1763 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1765 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
1766 gcc_assert and gcc_unreachable as appropriate.
1767 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
1768 const_int_cost, output_move_const_into_data_reg,
1769 output_move_qimode, output_move_double, find_addr_reg,
1770 print_operand, print_operand_address): Likewise.
1771 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
1772 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
1773 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
1774 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
1775 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
1776 conditional_trap): Likewise.
1777 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
1779 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
1781 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
1782 gcc_unreachable as appropriate.
1783 (gen_conditional_move, xtensa_split_operand_pair,
1784 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
1785 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
1786 xtensa_copy_incoming_a7, xtensa_output_literal,
1787 xtensa_output_literal, xtensa_output_literal): Likewise.
1788 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
1789 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
1790 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
1791 movsicc_internal1, movsfcc_internal0,
1792 movsfcc_internal1): Likewise.
1794 2005-04-28 James E Wilson <wilson@specifixinc.com>
1796 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
1797 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
1799 2005-04-28 DJ Delorie <dj@redhat.com>
1801 * opt-functions.awk (var_set): Emit proper initializer for
1802 non-target bitfields.
1804 2005-04-28 Devang Patel <dpatel@apple.com>
1806 * dbxout.c (have_used_extensions): Remove.
1807 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
1808 have_used_extensions.
1810 2005-04-28 James E Wilson <wilson@specifixinc.com>
1812 * doc/install.texi: Update -enable-languages info. Correct path to
1815 2005-04-28 DJ Delorie <dj@redhat.com>
1817 * optc-gen.awk (END): Make sure no variable is defined more
1819 * opth-gen.awk (END): Allocate bits on a per-variable basis.
1820 Allow for bitfield variables other than target_flags.
1821 * doc/options.text (Mask): Document that you may specify a
1822 variable other than target_flags.
1824 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
1826 PR rtl-optimization/18877
1827 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
1828 number in val.start.
1830 2005-04-28 David Edelsohn <edelsohn@gnu.org>
1833 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
1835 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1836 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
1837 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
1839 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
1841 * arm.c (legitimize_pic_address): Fix sense of assertion test for
1842 creating pseudos when the base offset is too large.
1844 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1846 * global.c (earlyclobber_regclass): Change the type to
1848 (check_earlyclobber): Update uses of earlyclobber_regclass.
1849 (mark_reg_use_for_earlyclobber): Likewise.
1850 (calculate_local_reg_bb_info): Allocate and free
1851 earlyclobber_regclass using the VEC API.
1853 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
1855 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
1858 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
1860 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
1863 * config.gcc: Obsolete c4x-* and tic4x-*.
1865 * tree.h (edge_def): Remove.
1867 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
1868 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
1869 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
1870 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
1873 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
1874 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
1875 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
1876 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
1877 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
1878 machmode.def, mips-tfile.c, params.c, pretty-print.c,
1879 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
1880 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
1881 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
1882 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
1883 config/i386/cygming.h, config/i386/djgpp.h,
1884 config/i386/lynx.h, config/i386/netware.c,
1885 config/i386/winnt.c, config/ia64/ia64-c.c,
1886 config/iq2000/iq2000.c, config/m32r/little.h,
1887 config/m68k/m68k-protos.h, config/m68k/m68k.h,
1888 config/m68k/m68k.md, config/mcore/mcore.c,
1889 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
1890 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
1891 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
1892 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
1893 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
1894 config/pdp11/pdp11.h, config/rs6000/darwin.h,
1895 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
1896 config/s390/2064.md, config/s390/2084.md,
1897 config/s390/s390-modes.def, config/s390/s390-protos.h,
1898 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
1899 config/stormy16/stormy16.c, config/vax/vax-protos.h,
1900 config/vax/vax.c, config/vax/vax.h,
1901 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
1904 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
1906 * c-typeck.c (build_compound_expr): Correct logic in last change.
1908 2005-04-27 James E. Wilson <wilson@specifixinc.com>
1910 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
1911 parameters. Replace conditional move code with assert checking for
1912 ar.lc. Delete obsolete comments.
1913 (set_src_needs_barrier): Delete cond parameter, and code using it.
1914 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
1915 assert checking for PR_REGS. Fix calls to update_set_flags and
1916 set_src_needs_barrier.
1917 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
1918 callers. Rewrite explanatory comment before the function.
1919 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
1922 2005-04-27 Mike Stump <mrs@apple.com>
1924 * doc/cpp.texi: gcc now implements universal character names.
1926 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
1929 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
1930 being a compound expression whose right-hand side is cast to void.
1932 2005-04-27 Caroline Tice <ctice@apple.com>
1934 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
1935 Remove targetm.have_named_sections test.
1936 (fix_edges_for_rarely_executed_code): Likewise.
1937 (insert_section_boundary_note): Likewise.
1938 (reorder_basic_blocks): Check partitioning flag before calling
1939 verify_hot_cold_block_grouping.
1940 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
1941 the function struct rather than global variables.
1942 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
1943 (COLD_END_LABEL): Likewise
1944 (cold_text_section_label): New static global variable.
1945 (cold_end_label): Likewise.
1946 (dwarf2out_switch_text_section): Get hot/cold section labels from
1947 the function struct rather than global variables; test to make sure
1949 (output_aranges): Use cold_text_section_label and cold_end_label;
1950 check partitioning flag before putting out delta.
1951 (output_ranges): Remove incorrect code attempting to use
1953 (output_line_info): Get cold section label from function struct; test
1954 to make sure cfun is defined.
1955 (add_location_or_const_value_attribute): Likewise.
1956 (dwarf2out_var_location): Likewise.
1957 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
1958 write out cold_text_section_label if partition flag is set.
1959 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
1960 * function.h (struct function): Add new fields to point to hot/cold
1961 section labels: hot_section_label, cold_section_label,
1962 hot_section_end_label and cold_section_end_label; also add new field
1963 for cold text section name, unlikely_text_section_name.
1964 * opts.c (decode_options): Turn off partitioning flag if
1965 !targetm.have_named_sections.
1966 * output.h (hot_section_label): Remove.
1967 (hot_section_end_label): Remove.
1968 (cold_section_end_label): Remove.
1969 (unlikely_section_label): Remove.
1970 (unlikely_text_section_name): Remove.
1971 * passes.c (rest_of_handle_final): Remove extra blank line.
1972 * varasm.c (unlikely_section_label): Remove.
1973 (hot_section_label): Remove.
1974 (hot_section_end_label): Remove.
1975 (cold_section_end_label): Remove.
1976 (unlikely_text_section_name): Remove.
1977 (initialize_cold_section_name): Modify to call
1978 targetm.strip_name_encoding; to store cold section name in current
1979 function struct, if it exists; and to only use the decl_section_name
1980 if flag_named_sections is true.
1981 (unlikely_text_section): Modify to get section name out of current
1982 function struct, if there is one; otherwise build it from
1983 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
1984 (in_unlikely_text_section): Likewise.
1985 (named_section): Modify to get/put cold section name in current function
1986 struct, if there is one.
1987 (function_section): Change 'bool unlikely' to 'int reloc'; check
1988 targetm.have_named_sections before calling named_section.
1989 (current_function_section): Likewise.
1990 (assemble_start_function): Modify to get/put unlikely_text_section_name
1991 in current function struct; modify to get hot/cold section labels
1992 from function struct; initialize labels using
1993 ASM_GENERATE_INTERNAL_LABEL;
1994 test partitioning flag before writing out hot section label.
1995 (assemble_end_function): Test partitioning flag before writing out
1996 hot/cold section labels.
1997 (default_section_type_flags_1): Get cold text section name from
1998 function struct if there is one; Set flags correctly for
1999 cold text section if there is not a current function struct.
2001 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2003 * tree-ssa-propagate.c (set_rhs): Revert last change.
2005 2005-04-27 Steve Ellcey <sje@cup.hp.com>
2007 * explow.c (convert_memory_address): Add gcc_assert.
2009 2005-04-27 Mark Mitchell <mark@codesourcery.com>
2011 * configure.ac: Check for ld --sysroot support.
2012 * gcc.c: Document %R specifier for specs.
2013 (SYSROOT_SPEC): New macro.
2014 (sysroot_spec): New variable.
2015 (static_specs): Add sysroot_spec.
2016 (main): Pass the sysroot spec to the linker if appropriate.
2017 * configure: Regenerated.
2018 * config.in: Likewise.
2020 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2022 * fold-const.c (fold_binary): Use build_fold_addr_expr
2023 for address calculation and INDIRECT_REF handling.
2025 2005-04-27 Andrew Haley <aph@redhat.com>
2027 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
2029 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2031 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
2032 pointer when thumb backtracing is on.
2034 * config/fp-bit.c (abort): Revert change.
2036 2005-04-27 Ian Lance Taylor <ian@airs.com>
2038 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
2040 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2042 * tree-ssa-dce.c: Fix a comment typo.
2044 2005-04-27 David S. Miller <davem@davemloft.net>
2046 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
2047 Kill setjmpless_size. current_function_calls_setjmp is completely
2048 computed when we are called, so just use the optimized size value
2049 instead of using REG_SAVE_AREA notes.
2050 (optimize_save_area_alloca): Delete....
2051 * rtl.h (optimize_save_area_alloca): Likewise...
2052 * passes.c (rest_of_compilation): and don't call it any more.
2053 * reg-notes.def (SAVE_AREA): Delete.
2055 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2057 * config/fp-bit.c (abort): Add noreturn attribute.
2059 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
2060 gcc_unreachable as appropriate.
2061 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
2062 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
2063 ASM_OUTPUT_REG_POP): Likewise.
2065 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
2067 * tree-complex.c (expand_vector_operations_1): Do not build
2068 VIEW_CONVERT_EXPR's for the lhs.
2070 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2072 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
2073 unnecessary noncanonical RTL handling.
2074 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
2075 gcc_assert and gcc_unreachable.
2077 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
2078 gcc_unreachable as appropriate.
2079 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
2080 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
2081 use_return_insn, const_ok_for_op, arm_gen_constant,
2082 arm_canonicalize_comparison, legitimize_pic_address,
2083 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
2084 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
2085 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
2086 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
2087 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
2088 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
2089 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
2090 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
2091 output_call, output_mov_long_double_fpa_from_arm,
2092 output_mov_long_double_arm_from_fpa,
2093 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
2094 output_move_double, arithmetic_instr, shift_op, int_log2,
2095 output_return_instruction, arm_output_function_prologue,
2096 arm_output_epilogue, arm_output_function_epilogue,
2097 emit_multi_reg_push, arm_get_frame_offsets,
2098 arm_compute_initial_elimination_offset, arm_expand_prologue,
2099 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
2100 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
2101 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
2102 thumb_compute_initial_elimination_offset,
2103 thumb_output_function_prologue, thumb_load_double_from_address,
2104 thumb_output_move_mem_multiple, thumb_reload_out_hi,
2105 arm_emit_vector_const, arm_dbx_register_number): Likewise.
2106 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
2107 * config/arm/arm.md (thumb_extendhisi2,
2108 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
2109 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
2110 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
2111 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
2112 * config/arm/cirrus.md (*cirrus_arm_movdi,
2113 *cirrus_movdf_hard_insn): Likewise.
2114 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2116 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2118 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
2119 (num_ssa_names): Use VEC_length.
2120 (ssa_names): Use VEC_index.
2121 * tree-ssanames.c (ssa_names): Change the type to
2123 (init_ssanames, fini_ssa_names, make_ssanames,
2124 release_ssa_name): Update uses of ssa_names.
2126 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
2127 Use fold_buildN instead of fold (buildN (...)).
2129 2005-04-27 Devang Patel <dpatel@apple.com>
2131 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
2133 2005-04-27 Matt Thomas <matt@3am-software.com>
2134 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
2136 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
2137 (vax_output_mi_thunk): Ditto.
2138 (vax_notice_cc_update): Ditto.
2139 (INDEX_REGISTER_P): Add trailing \.
2140 (BASE_REGISTER_P): Add trailing \.
2141 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
2143 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
2145 * tree-ssa-propagate.c (set_rhs): Check operand of
2146 ADDR_EXPR for gimpliness, too.
2148 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2150 * tree-ssa-pre.c: Fix a comment typo.
2152 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
2154 PR tree-optimization/21171
2155 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
2156 record address uses if the reference is volatile.
2158 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
2160 * tree-complex.c (expand_vector_operation): New, extracted from
2161 expand_vector_operations_1.
2162 (tree_vec_extract): Build a NOP_EXPR.
2163 (expand_vec_parallel): Do not care about returning the correct type.
2164 (expand_vector_operations_1): Call expand_vector_operation.
2165 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
2167 * tree-complex.c (gate_expand_vector_operations): New.
2168 (pass_lower_vector_ssa): Use it.
2169 * tree-optimize.c (init_tree_optimization_passes): Include
2170 pass_lower_vector_ssa.
2171 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
2172 (vectorizable_operation): Use it.
2173 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
2174 integer modes for the vector type.
2176 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2177 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
2178 Do not cope with UNITS_PER_SIMD_WORD == 0.
2179 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
2180 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
2181 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
2182 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
2183 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
2184 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
2185 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
2187 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
2188 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
2189 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
2191 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
2192 (UNITS_PER_SIMD_WORD): New.
2194 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
2196 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
2197 gcc_unreachable as appropriate.
2198 (ia64_expand_load_address, ia64_expand_tls_address,
2199 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
2200 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
2201 next_scratch_gr_reg, ia64_initial_elimination_offset,
2202 ia64_expand_prologue, ia64_expand_epilogue,
2203 ia64_output_dwarf_dtprel, ia64_print_operand,
2204 ia64_register_move_cost, first_instruction, rws_access_regno,
2205 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
2206 ia64_sched_init, ia64_variable_issue,
2207 ia64_first_cycle_multipass_dfs_lookahead_guard,
2208 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
2209 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
2210 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
2211 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
2212 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2213 * config/ia64/predicates.md (got_symbolic_operand,
2214 sdata_symbolic_operand): Likewise.
2215 * config/ia64/vect.md (vcondv2sf): Likewise.
2217 2005-04-27 Matt Thomas <matt@3am-software.com>
2219 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
2220 CONSTANT_ADDRESS_P in config/vax/vax.h
2221 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
2222 (INDEX_REGISTER_P): New.
2223 (BASE_REGISTER_P): New.
2224 (indirectable_constant_address_p): New. Adapted from
2225 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
2226 (indirectable_address_p): New. Adapted from
2227 INDIRECTABLE_ADDRESS_P in vax.h.
2228 (nonindexed_address_p): New. Adapted from
2229 GO_IF_NONINDEXED_ADDRESS in vax.h.
2230 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
2231 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
2232 (legitimate_address_p): New. Adapted from
2233 GO_IF_LEGITIMATE_ADDRESS in vax.h.
2234 (vax_mode_dependent_address_p): New. Adapted from
2235 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
2236 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
2237 legitimate_constant_address_p.
2238 (CONSTANT_P): Use legitimate_constant_p.
2239 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
2240 (INDIRECTABLE_ADDRESS_P): Removed.
2241 (GO_IF_NONINDEXED_ADDRESS): Removed.
2242 (INDEX_TEMP_P): Removed.
2243 (GO_IF_REG_PLUS_INDEX): Removed.
2244 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
2245 definitions, depending on whether REG_OK_STRICT is defined.
2246 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
2247 Two definitions, depending on whether REG_OK_STRICT is defined.
2248 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
2250 (legitimate_constant_p): Prototype added.
2251 (legitimate_address_p): Prototype added.
2252 (vax_mode_dependent_address_p): Prototype added.
2254 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
2256 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
2258 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2261 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
2264 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
2267 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
2268 assertion failures, if __gcc_host_wide_int__ is not properly
2270 (init_dynamic_diag_info): Give errors, not assertion failures, if
2271 location_t, tree or __gcc_host_wide_int__ are not properly
2274 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2276 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
2277 n_iv_uses, iv_use, n_iv_cands, iv_cand,
2278 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
2279 prepare_decl_rtl, free_loop_data,
2280 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
2283 * tree.h (tree_phi_node): Add a comment about the order of PHI
2286 2005-04-26 Paul Brook <paul@codesourcery.com>
2288 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
2290 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
2292 * config/mips.mips.c (mips_legitimize_tls_address): Use
2295 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
2296 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
2297 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
2299 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
2302 2005-04-26 Jeff Law <law@redhat.com>
2304 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
2305 (op_iter_init_must_and_may_def): Likewise.
2306 (unmodifiable_var_p): Move to a later point in the file.
2307 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
2308 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
2309 (dse_record_phis): Directly check for virtual operands rather than
2310 using need_imm_uses_for.
2311 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
2312 store has multiple V_{MAY,MUST}_DEF operands.
2314 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
2316 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
2319 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2321 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
2322 call to find_edge outside a loop to go through a PHI chain.
2324 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
2326 PR tree-optimization/17598
2327 * fold-const.c (fold_binary): Fold comparisons of addresses
2328 of COMPONENT_REFs which reference the same field to
2329 comparisons of the addresses of the base objects.
2331 2005-04-26 Julian Brown <julian@codesourcery.com>
2333 * config/arm/arm.c (arm_return_in_msb): New function.
2334 (arm_must_pass_in_stack): New function.
2335 (TARGET_RETURN_IN_MSB): Define target hook.
2336 (TARGET_MUST_PASS_IN_STACK): Define target hook.
2337 (arm_function_value): Pad small aggregate return.
2338 (arm_pad_arg_upward): New function.
2339 (arm_pad_reg_upward): New function.
2340 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
2341 (FUNCTION_ARG_PADDING): Define macro.
2342 (BLOCK_REG_PADDING): Define macro.
2343 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
2344 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
2345 (arm_pad_reg_upward): Declare function.
2347 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
2349 * basic-block.h (ei_cond): New.
2350 (FOR_EACH_EDGE): Call ei_cond.
2352 PR tree-optimization/21047
2353 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
2354 (fold): Don't handle ASSERT_EXPR.
2356 2005-04-25 Roger Sayle <roger@eyesopen.com>
2358 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
2359 all writes to any stack register as a read/write dependency on
2361 (sched_analyze_2): Likewise, for reads from any stack register.
2363 2005-04-25 Richard Henderson <rth@redhat.com>
2365 * final.c (output_addr_const): Revert 2005-04-09 change.
2367 2005-04-25 Mike Stump <mrs@apple.com>
2369 * config/darwin.c (darwin_encode_section_info): Always set
2370 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
2372 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2374 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
2375 gensupport.c, protoize.c, toplev.c: Replace calls to
2376 `unlock_stream' with `unlock_std_streams'.
2378 2005-04-25 Devang Patel <dpatel@apple.com>
2380 * dbxout.c (dbxout_type): Emit attribute vector.
2382 2005-04-05 Paul Brook <paul@codesourcery.com>
2384 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
2385 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
2386 * config/arm/arm.c (arm_cxx_atexit_name): New function.
2387 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
2388 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
2389 (register_dtor_fn): Likewise.
2390 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
2392 2005-04-25 Ian Lance Taylor <ian@airs.com>
2394 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
2395 * c-common.h (EXPR_STMT_EXPR): Don't define.
2396 (c_common_stmt_codes): Don't define.
2397 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
2398 * c-gimplify.c (gimplify_expr_stmt): Remove.
2399 (c_gimplify_expr): Remove EXPR_STMT case.
2400 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
2401 to INIT_STATEMENT_CODES.
2402 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
2404 2005-04-25 Jan Hubicka <jh@suse.cz>
2406 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
2408 * except.c: Include diagnostic.h
2409 (dump_eh_tree, verify_eh_tree): New functions.
2410 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
2411 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
2412 (dump_function_to_file): dump eh tree.
2413 * tree-eh.c (mark_eh_edge): New function.
2414 (mark_eh_edge_found_error): New static variable.
2415 (verify_eh_edges): New function.
2417 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
2419 * tree-ssa-alias.c (fieldoff_t): Remove.
2420 (fieldoff_s): typedef the structure itself. Create a vector of
2422 (push_fields_onto_fieldstack): Return count of fields pushed.
2423 Remove peeling of first field. Adjust.
2424 (fieldoff_compare): Adjust.
2425 (create_overlap_variables_for): Adjust.
2427 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2429 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
2431 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
2434 * doc/install.texi: Document correct assembler and linker to use
2435 on i?86-*-solaris2.10.
2437 2005-04-25 Steven Bosscher <stevenb@suse.de>
2439 Fix PR tree-optimization/21173
2441 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
2442 Unshare expression we pass to force_gimple_operand.
2444 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
2445 Stephen Clarke <stevec@superh.com>
2446 Roger Sayle <roger@eyesopen.com>
2448 PR rtl-optimization/20413
2449 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
2450 VOIDmode for LABEL_REF.
2451 * final.c (shorten_branches): Likewise.
2452 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
2453 * loop.c (reg_dead_after_loop): Likewise.
2454 * varasm.c (decode_addr_const): Likewise.
2455 * doc/rtl.texi: Document mode requirement for LABEL_REF.
2457 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
2459 * config.gcc (avr-*-*): Remove redundant "case".
2461 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
2463 * tree-vect-analyze.c (vect_mark_relevant): Take
2464 VEC(tree,heap) instead of varray_type as an argument.
2465 (vect_mark_stmts_to_be_vectorized): Change the type of
2466 worklist to VEC(tree,heap). Adjust uses of worklist.
2468 2005-04-24 Devang Patel <dpatel@apple.com>
2470 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
2472 2005-04-24 Ian Lance Taylor <ian@airs.com>
2474 * c-semantics.c (build_stmt): Remove test of specific tree codes
2475 for TREE_SIDE_EFFECTS handling.
2477 2005-04-24 Per Bothner <per@bothner.com>
2479 * c-opts.c (finish_options): Make the line-number of the <built-in>
2480 location 0, as assumed elsewhere, rather than 1.
2482 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2484 * tree-ssa-uncprop.c (equiv_stack): Change the type o
2486 (tree_ssa_uncprop, uncprop_finalize_block,
2487 uncprop_initialize_block): Update uses of equiv_stack.
2489 2005-04-24 Richard Henderson <rth@redhat.com>
2492 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
2493 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
2495 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
2496 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
2497 <DIV, MOD>: Likewise.
2499 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2501 * collect2.c (main): Unlock the stdio streams.
2502 * gcc.c (main): Likewise.
2503 * gcov-dump.c (main): Likewise.
2504 * gcov.c (main): Likewise.
2505 * gen-protos.c (main): Likewise.
2506 * gensupport.c (init_md_reader_args_cb): Likewise.
2507 * protoize.c (main): Likewise.
2508 * toplev.c (general_init): Likewise.
2510 2005-04-24 Jakub Jelinek <jakub@redhat.com>
2513 * cgraph.h (cgraph_local_info): Add vtable_method field.
2514 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
2515 and node is vtable_method, finalized and not reachable, don't do
2518 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2520 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
2522 * tree-ssa-pre.c (create_value_expr_from): Use
2523 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
2524 * tree-ssa-propagate.c (stmt_makes_single_load,
2525 stmt_makes_single_store): Use REFERENCE_CLASS_P.
2526 * tree-vect-transform.c (vect_is_simple_cond): Use
2528 * tree-vrp.c (extract_range_from_assert,
2529 build_assert_expr_for, fp_predicate, has_assert_expr): Use
2532 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
2533 of tpa_to_clear to VEC(int,heap). Update uses of
2534 tpa_to_clear. Free tpa_to_clear at the end.
2536 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
2538 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
2541 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
2543 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
2544 and gcc_unreachable as appropriate.
2545 (num_insns_constant, output_vec_const_move,
2546 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
2547 rs6000_emit_set_const, rs6000_emit_move,
2548 spe_build_register_parallel, function_arg,
2549 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
2550 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
2551 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
2552 rs6000_common_init_builtins, expand_block_clear,
2553 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
2554 extract_ME, rs6000_get_some_local_dynamic_name,
2555 rs6000_output_function_entry, print_operand,
2556 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
2557 output_cbranch, output_e500_flip_gt_bit,
2558 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
2559 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
2560 compute_save_world_info, rs6000_stack_info,
2561 rs6000_emit_load_toc_table, rs6000_frame_related,
2562 spe_synthesize_frame_save, rs6000_emit_epilogue,
2563 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
2564 output_function_profiler, rs6000_trampoline_size,
2565 rs6000_initialize_trampoline, find_addr_reg,
2566 rs6000_machopic_legitimize_pic_address,
2567 rs6000_initial_elimination_offset,
2568 rs6000_dbx_register_number): Likewise.
2569 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
2570 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
2571 *movti_power, *movti_string, call, call_value, sibcall,
2572 sibcall_value): Likewise.
2573 * config/rs6000/spe.md (*movdf_e500_double,
2574 *movv2si_internal): Likewise.
2575 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
2578 2005-04-24 Richard Henderson <rth@redhat.com>
2581 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
2582 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
2583 Deny modes smaller than 4 bytes.
2584 * config/i386/i386-protos.h: Update.
2586 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
2588 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
2589 Switch h8300-*-rtems* to ELF.
2591 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
2593 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
2595 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2597 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
2599 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
2602 * fold-const.c: Fold &a[i]-&a[j] to i-j.
2604 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2606 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
2607 definitions of ssa names in condition. Split recusive part to ...
2608 (tree_simplify_using_condition_1): New function.
2609 (expand_simple_operations): New function.
2611 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
2613 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
2614 (find_interesting_uses_cond): Do not use integer_zerop and
2615 integer_nonzerop to check for integer constants.
2616 (set_use_iv_cost): Record the value field.
2617 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
2618 determine_use_iv_cost_outer): Set the value field of the cost pair.
2619 (may_eliminate_iv): Do not return the comparison code.
2620 (iv_elimination_compare): New function.
2621 (determine_use_iv_cost_condition): Set the value field. Record
2622 noneliminable invariants correctly.
2623 (rewrite_use_compare, rewrite_use_outer): Use the value field.
2625 2005-04-23 DJ Delorie <dj@redhat.com>
2627 * diagnostic.c (warning): Accept parameter to classify warning option.
2628 (warning0): New, for when a pointer to an error() like function is needed.
2629 * errors.c (warning): Likewise.
2630 * errors.h (warning, warning0): Adjust prototypes.
2631 * toplev.h (warning, warning0): Likewise.
2633 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
2634 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
2635 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
2636 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
2637 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
2638 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
2639 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
2640 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
2642 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
2643 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
2644 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
2645 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
2646 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
2647 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
2648 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
2649 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
2650 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
2651 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
2652 config/rs6000/aix52.h, config/rs6000/darwin.h,
2653 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
2654 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
2655 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
2656 config/stormy16/stormy16.c, config/v850/v850-c.c,
2657 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
2660 2005-04-23 Richard Henderson <rth@redhat.com>
2663 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
2664 performing some integral scalar simplifications.
2666 2005-04-23 Richard Henderson <rth@redhat.com>
2669 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
2670 simplifying CONST_VECTOR.
2672 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2674 * tree-ssa-live.c (live_worklist): Take a stack allocated on
2675 heap as an argument. Update uses of stack.
2676 (calculate_live_on_entry): Allocate stack on heap.
2678 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
2679 partition_link and tpa_nodes on heap.
2681 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
2682 (mark_stmt_necessary, propagate_necessity,
2683 mark_really_necessary_kill_operand_phis): Update uses of
2685 (tree_dce_init): Allocate worklist using VEC_alloc.
2686 (tree_dce_done): Free worklist using VEC_free.
2688 2005-04-23 Mike Stump <mrs@apple.com>
2690 * config/darwin.c (machopic_indirection_name): Don't use
2692 (darwin_emit_unwind_label): Use user_label_prefix instead of
2695 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2697 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
2699 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
2701 * config.gcc <cris-*>: Specify .opt files.
2702 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
2703 config/cris/linux.opt: New files.
2704 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
2705 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2706 (TARGET_ELF): Override to 0.
2707 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
2708 -melinux-stacksize=N.
2709 * config/cris/cris.c: (cris_handle_option): New function.
2710 (TARGET_DEFAULT_TARGET_FLAGS): Override.
2711 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
2712 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
2713 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
2714 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
2715 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
2716 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
2717 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
2718 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
2719 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
2720 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
2721 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
2722 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
2723 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
2724 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
2725 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
2726 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
2727 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
2728 (TARGET_LINUX): Define 0.
2729 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2730 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
2731 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
2732 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
2733 (TARGET_LINUX): Override to 1.
2734 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
2736 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
2738 * haifa-sched.c (schedule_block): Fix thinko in previous
2739 assertification patch.
2741 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
2743 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
2744 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
2745 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2746 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
2747 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
2748 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
2749 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
2751 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
2752 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
2753 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
2754 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
2755 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
2756 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
2757 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
2758 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
2759 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
2760 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
2761 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
2762 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
2763 (SUBTARGET_OPTIONS): Delete.
2764 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
2765 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
2766 instead of a string.
2767 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
2768 (pa_cpu_string, pa_unix_string): Delete.
2769 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
2770 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
2772 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
2773 (pa_handle_option): New function.
2774 (override_options): Remove handling of -march=, -mfixed-range=,
2775 -mschedule= and -munix=.
2776 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
2777 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
2778 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
2779 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
2780 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
2781 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
2782 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
2784 * config/pa/pa.opt: New file.
2785 * config/pa/pa-hpux.opt: New file.
2786 * config/pa/pa-hpux1010.opt: New file.
2787 * config/pa/pa-hpux1111.opt: New file.
2788 * config/pa/pa64-hpux.opt: New file.
2790 2005-04-22 David S. Miller <davem@davemloft.net>
2792 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
2793 integer when it's mode is VOIDmode not DImode.
2795 2005-04-22 Geoffrey Keating <geoffk@apple.com>
2797 * config/rs6000/rs6000.md (sync_add<mode>_internal,
2798 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
2799 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
2800 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
2801 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
2802 "bne- $-xxx" rather than local labels.
2803 (sync_lock_release<mode>): Add second operand.
2804 (lwsync): Use .long rather than a more meaningful opcode.
2805 * doc/md.texi (Standard Names): Add description of second
2806 parameter to sync_lock_test_and_set.
2808 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
2810 PR tree-optimization/21088
2811 * fold-const.c (fold_unary, fold_binary, fold_ternary):
2813 * tree-vrp.c (compare_values): Use fold_binary to compare
2814 pointers. Use boolean_type_node as the type of a comparison
2815 expression being folded.
2816 * tree.h: Add prototypes for fold_unary, fold_binary,
2819 * tree-ssa-dom.c: Fix formatting.
2821 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2823 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
2824 * lambda-code.c (perfect_nestify): Mark virtual operands in
2825 the moved statement for renaming.
2826 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
2827 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2828 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
2829 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
2830 * tree-flow.h (struct var_ann_d): Update comments.
2831 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
2832 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
2833 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
2834 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
2835 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
2836 debug_names_replaced_by): Remove declarations.
2837 (delete_update_ssa, get_current_def, set_current_def): Declare.
2838 (rewrite_into_loop_closed_ssa): Add new argument. Update
2840 * tree-into-ssa.c: Include params.h.
2841 (old_virtual_ssa_names): Remove. Update all users.
2842 (need_to_replace_names_p): Remove. Update all users.
2843 (struct update_ssa_stats_d): Declare.
2844 (update_ssa_stats): New local.
2845 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
2846 dump_tree_ssa_stats, debug_tree_ssa_stats,
2847 dump_update_ssa, debug_update_ssa,
2848 dump_names_replaced_by, debug_names_replaced_by): Declare.
2849 (get_current_def, set current_def): Make extern.
2850 (is_old_name, is_new_name): Protect against references
2851 past the end of the sets.
2852 (add_new_name_mapping): Assert that OLD and NEW are
2853 different SSA names for the same symbol.
2854 When adding a virtual mapping, update stats for virtual
2856 (insert_phi_nodes_for): If UPDATE_P is true, create the
2857 LHS of the new PHI by duplicating SSA name VAR.
2858 (insert_phi_nodes_1): Remove. Update all users.
2859 (insert_phi_nodes): Remove second argument. Update all
2861 (maybe_replace_use, maybe_replace_def): New.
2862 (rewrite_update_stmt): Call them.
2863 (mark_def_interesting): Remove calls to is_gimple_reg.
2864 (prepare_phi_args_for_update): Remove. Update all users.
2865 (prepare_block_for_update): Only process virtual operands
2866 and GIMPLE registers in normal form.
2867 (prepare_use_sites_for): New.
2868 (prepare_names_to_update): Rename from prepare_def_sites.
2869 Call prepare_use_sites_for.
2870 (dump_update_ssa): Rename from dump_repl_tbl.
2872 Show statistics for virtual mapping heuristic.
2873 (debug_update_ssa): Rename from debug_debug_repl_tbl.
2874 (init_update_ssa): Initialize UPDATE_SSA_STATS.
2875 (delete_update_ssa): Make extern.
2876 (mark_set_for_renaming): If the set is empty, do nothing.
2877 (release_ssa_name_after_update_ssa): Update comment.
2878 (insert_updated_phi_nodes_for): Do not remove existing
2879 PHI nodes for symbols.
2880 (switch_virtuals_to_full_rewrite_p): New.
2881 (switch_virtuals_to_full_rewrite): New.
2882 (update_ssa): Call them.
2883 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
2884 for every statement before updating.
2885 If all the names in NEW_SSA_NAMES have been marked for
2886 removal, do nothing.
2887 Only start at the top of the CFG if there are symbols in
2889 (ssa_rewrite_finalize_block): Remove.
2890 (ssa_register_new_def): Remove.
2891 (ssa_rewrite_stmt): Remove.
2892 (ssa_rewrite_phi_arguments): Remove.
2893 (ssa_rewrite_initialize_block): Remove.
2894 (ssa_mark_def_sites): Remove.
2895 (ssa_mark_def_sites_initialize_block): Remove.
2896 (ssa_mark_phi_uses): Remove.
2897 (rewrite_ssa_into_ssa): Remove.
2898 * tree-phinodes.c (find_phi_node_for): Remove.
2899 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
2901 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
2902 Remove calls to verify_dominators and
2903 verify_loop_structure.
2904 (tree_unswitch_single_loop): Call update_ssa.
2905 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
2908 (delete_tree_ssa): Assert that need_ssa_update_p returns
2910 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
2911 * tree-vectorizer.c (allocate_new_names, rename_def_op,
2912 free_new_names): Remove. Update all users.
2913 (rename_use_op): Call get_current_def.
2914 (rename_variables_in_bb): Do not handle any real or
2916 (slpeel_update_phis_for_duplicate_loop): Call
2917 get_current_def and set_current_def instead of using
2919 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
2920 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
2921 ssa_names_to_replace and delete_update_ssa.
2922 * doc/invoke.texi: Document --param min-virtual-mappings
2923 and --param virtual-mappings-ratio.
2925 2005-04-22 Diego Novillo <dnovillo@redhat.com>
2927 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
2928 for newly created PHI nodes.
2929 Call create_new_def_for for every new V_MAY_DEF and
2930 V_MUST_DEF on the copied statement.
2931 (struct ssa_name_map_entry): Remove.
2932 (ssa_name_map_entry_hash): Remove.
2933 (ssa_name_map_entry_eq): Remove.
2934 (allocate_ssa_names): Remove.
2935 (rewrite_to_new_ssa_names_def): Remove.
2936 (rewrite_to_new_ssa_names_use): Remove.
2937 (rewrite_to_new_ssa_names_bb): Remove.
2938 (rewrite_to_new_ssa_names): Remove.
2939 (tree_duplicate_sese_region): Remove variables ver,
2940 definitions, phi, ssa_name_map and bi.
2941 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
2943 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2944 update_ssa instead of rewrite_ssa_into_ssa.
2945 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
2947 (find_uses_to_rename_use): Add argument 'need_phis'.
2948 (find_uses_to_rename_stmt): Do not scan virtual operands.
2949 (find_uses_to_rename): Only scan PHI nodes for
2951 (rewrite_into_loop_closed_ssa): Call update_ssa.
2952 (check_loop_closed_ssa_use): Ignore virtual operands.
2953 (check_loop_closed_ssa_stmt): Likewise.
2954 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
2956 (rename_variables, set_phi_def_stmts): Remove.
2957 (tree_duplicate_loop_to_header_edge): Reformat comment.
2958 Remove variables BB, I and DEFINITIONS.
2959 Call need_ssa_update_p.
2961 (lv_adjust_loop_header_phi): Reformat comment.
2962 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
2963 (marked_for_rewrite_p, any_marked_for_rewrite_p,
2964 mark_for_rewrite, unmark_all_for_rewrite,
2965 marked_ssa_names): Remove. Update all users.
2966 (release_ssa_name): If VAR has been registered for SSA
2967 updating, do nothing.
2968 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
2969 (build_assert_expr_for): Call register_new_name_mapping.
2970 (insert_range_assertions): Update call to update_ssa.
2971 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
2972 marked_for_rewrite_p, any_marked_for_rewrite_p,
2973 marked_ssa_names): Remove.
2975 2005-04-22 Jeff Law <law@redhat.com>
2977 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
2978 (restore_currdefs_to_original_value): Likewise.
2979 (register_definitions_for_stmt): Likewise.
2980 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
2981 for each variable. Do not allocate/free block_defs_stack either.
2982 Do not iterate if we just thread jumps. Only iterate if the
2983 tree_cleanup_cfg does useful work (temporary).
2984 (dom_opt_initialize_block): No longer push a marker on
2986 (dom_opt_finalize_block): Removal call to restore currdefs.
2987 Relax restrictions for recording edge equivalences.
2988 (record_equivalences_from_phis): No longer need to track
2990 (optimize_stmt): Similarly.
2991 (thread_across_edge): Simplify by removing the requirement that
2992 statements in the block we are threading through must be nops.
2993 (initialize_hash_element): Handle GOTO_EXPR.
2995 2005-04-22 David S. Miller <davem@davemloft.net>
2997 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
2999 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
3000 fix check on CONST_DOUBLE mode. It should be VOIDmode
3001 when it is representing an integer.
3003 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3005 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
3006 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
3007 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
3008 find_char_info_specifier_index,
3009 find_length_info_modifier_index): Likewise.
3010 * c-typeck.c (composite_type, pop_init_level): Likewise.
3011 * combine.c (cant_combine_insn_p, try_combine): Likewise.
3012 * cse.c (cse_insn): Likewise
3013 * dominance.c (calc_dfs_tree): Likewise
3014 dwarf2out.c (loc_descriptor_from_tree_1,
3015 add_abstract_origin_attribute, force_decl_die,
3016 force_type_die): Likewise
3017 emit-rtl.c (operand_subword_force): Likewise
3018 explow.c (hard_function_value): Likewise
3019 expmed.c (store_bit_field, expand_divmod,
3020 emit_store_flag_force): Likewise
3021 expr.c (emit_move_multi_word, store_expr,
3022 expand_expr_real_1): Likewise
3023 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
3024 output_operand): Likewise
3025 flow.c (recompute_reg_usage): Likewise
3026 * function.c (assign_stack_temp_for_type, assign_temp,
3027 handle_epilogue_set): Likewise
3028 * genextract.c (main): Likewise
3029 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
3030 gimplify_modify_expr_rhs, gimplify_expr): Likewise
3031 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
3032 ready_remove, rm_line_notes, rm_other_notes,
3033 schedule_block): Likewise
3034 mips-tfile.c (copy_object, out_of_bounds): Likewise
3036 2005-04-22 David Edelsohn <edelsohn@gnu.org>
3039 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
3040 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
3041 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
3042 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
3044 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
3046 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3048 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
3049 (gcc_tree_to_linear_expression): Convert to heap allocated
3051 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3052 lbv_to_gcc_expression, lle_to_gcc_expression,
3053 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3054 perfect_nestify): Likewise.
3055 lambda.h (gcc_loopnest_to_lambda_loopnest,
3056 lambda_loopnest_to_gcc_loopnest): Likewise.
3057 tree-loop-linear.c (linear_transform_loops): Likewise.
3059 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3061 * config/sparc/predicates.md (arith_double_operand): Use
3062 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
3063 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
3064 (DImode, DFmode constant splitters): Likewise. Remove code for
3065 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
3066 (logical constant splitters): Use const_int_operand predicate.
3067 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
3068 HOST_BITS_PER_WIDE_INT < 64.
3070 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3072 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
3073 gcc_unreachable as appropriate.
3074 (force_mode, emit_move_sequence, singlemove_string,
3075 output_move_double, output_fp_move_double, find_addr_reg,
3076 output_block_move, output_block_clear, output_and,
3077 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
3078 pa_adjust_cost, pa_issue_rate, print_operand,
3079 output_global_address, output_arg_descriptor, output_cbranch,
3080 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
3081 output_call): Likewise.
3082 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
3083 prefetch, prefetch_cc, prefetch_nocc): Likewise.
3085 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
3087 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
3088 _gcov_pow2_profiler and _gcov_one_value_profiler.
3089 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
3090 (GTFILES): Add $(srcdir)/tree-profile.c.
3091 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
3092 __gcov_one_value_profiler): Declare.
3093 * gimplify.c (force_gimple_operand): Check whether the statements
3094 should be produced in ssa form.
3095 (force_gimple_operand_bsi): New function.
3096 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
3097 __gcov_one_value_profiler): New functions.
3098 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
3099 the profiled value is a power of two or not.
3100 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
3101 * tree-flow.h (in_ssa_p): Declare.
3102 (force_gimple_operand_bsi): Declare.
3103 * tree-into-ssa.c (in_ssa_p): New variable.
3104 (rewrite_into_ssa): Set in_ssa_p.
3105 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
3106 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
3107 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
3108 tree_one_value_profiler_fn): New variables.
3109 (tree_init_edge_profiler): Initialize the profiler function decls.
3110 (tree_gen_edge_profiler): Use global gcov_type_node.
3111 (prepare_instrumented_value): New function.
3112 (tree_gen_interval_profiler, tree_gen_interval_profiler,
3113 tree_gen_one_value_profiler): Call the library functions instead of
3114 creating instrumentation code.
3115 * tree.c (build_fn_decl): New function.
3116 * tree.h (build_fn_decl): Declare.
3117 * value-prof.c (rtl_divmod_values_to_profile,
3118 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
3119 tree_mod_pow2_value_transform, tree_find_values_to_profile):
3120 Do not handle may_be_other and precise values of exponents at pow2
3122 (tree_mod_subtract_transform): Reflect that value field of
3123 histogram has changed meaning.
3124 (tree_divmod_values_to_profile): Record the values correctly.
3125 (tree_values_to_profile): Update comment.
3126 * value-prof.h (struct histogram_value_t): Remove pow2 data.
3128 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
3130 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
3133 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
3135 * config/i386/i386.md (length_immediate): Use gcc_assert or
3136 gcc_unreachable, as appropriate.
3137 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
3138 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
3139 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
3140 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
3141 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
3142 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
3143 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
3144 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
3145 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
3146 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
3147 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
3148 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
3149 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
3150 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
3151 *prefetch_sse_rex): Likewise.
3152 * config/i386/predicates.md (x86_64_immediate_operand,
3153 x86_64_zext_immediate_operand, symbolic_operand,
3154 no_seg_address_operand, aligned_operand,
3155 memory_displacement_operand): Likewise.
3156 * config/i386/sse.md (*mov<mode>_internal,
3157 *movv2df_internal): Likewise.
3159 2005-04-22 Jan Hubicka <jh@suse.cz>
3161 * Makefile.in (ipa.o, ipa-inline.o): New files.
3162 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
3163 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
3164 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
3165 * cgraphunit.c (cgraph_default_inline_p,
3166 cgraph_decide_inlining_incrementally, ncalls_inlined,
3167 nfunctions_inlined, initial_insns, overall_insns,
3168 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
3169 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
3170 cgraph_mark_inline, cgraph_check_inline_limits,
3171 cgraph_default_inline_p, cgraph_recursive_inlining_p,
3172 update_callee_keys, lookup_recursive_calls,
3173 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
3174 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
3175 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
3176 pass_ipa_inline): Move to ipa-inline.c
3177 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
3179 * ipa-inline.c: New file.
3181 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3183 * doc/invoke.texi (SPARC options): Document that -mapp-regs
3184 is turned off by default on Solaris.
3186 2005-04-21 Roger Sayle <roger@eyesopen.com>
3188 * c-common.h (objc_build_method_signature): Update prototype.
3189 * stub-objc.c (objc_build_method_signature): Update the stub
3190 implementation to accept and ignore additional parameter.
3191 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
3192 the value of ellipsis to objc_build_method_signature instead
3193 of setting TREE_OVERFLOW on the parms TREE_LIST node.
3195 2005-04-21 Geoffrey Keating <geoffk@apple.com>
3197 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
3198 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
3199 gen_rtx_* not gen_rtx_fmt_*.
3200 (rs6000_emit_vector_select): Likewise.
3201 (rs6000_emit_sync): New.
3202 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
3203 (larx, stcx, cmp): New mode substitutions.
3204 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
3205 UNSPEC_ISYNC): New constants.
3206 (rlwinm): Give name.
3207 (memory_barrier, isync, lwsync): New insns.
3208 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
3209 (sync_lock_release<mode>): New expander.
3210 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
3211 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
3212 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
3213 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
3214 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
3215 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
3216 (sync_add<mode>_internal, sync_addshort_internal,
3217 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
3218 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
3219 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
3221 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
3222 is the memory before, not after, the operation. Clarify
3223 barrier requirements.
3225 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3227 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
3228 * lambda.h (lambda_vector_min_nz): Likewise.
3229 * langhooks.h (struct lang_hooks_for_types,
3230 struct lang_hooks): Likewise.
3231 * output.h (assemble_integer, this_is_asm_operands): Likewise.
3234 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
3236 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
3237 comments to avoid 'abort'. Use gcc_assert as necessary.
3238 * opts.c (common_handle_option): Likewise.
3239 * pretty-print.c (pp_base_format_text): Likewise.
3240 * print-rtl.c (print_rtx): Likewise.
3241 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
3242 * regmove.c (try_auto_increment): Likewise.
3243 * reload.c (find_valid_class, find_reloads_toplev,
3244 find_equiv_reg): Likewise.
3245 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
3246 merge_assigned_reloads): Likewise.
3247 * tree-inline.c (inline_forbidden_p_1,
3248 estimate_num_insns_1): Likewise.
3249 * tree-optimize.c (execute_todo): Likewise.
3250 * tree-outof-ssa.c (eliminate_phi): Likewise.
3251 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
3252 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
3253 * tree-ssa-operands.c (parse_ssa_operands,
3254 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
3255 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
3256 * tree-ssanames.c (release_ssa_name): Likewise.
3257 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
3258 walk_tree): Likewise.
3260 * tree-ssa-operands.c (verify_abort): Fold into ..
3261 (verify_imm_links): ... here.
3263 2005-04-21 Richard Henderson <rth@redhat.com>
3265 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
3266 on non-memory operand for previous inversion.
3268 2005-04-21 Devang Patel <dpatel@apple.com>
3270 PR optimization/20994
3271 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
3272 x = !(a == b) : p , q;.
3273 (pass_if_conversion): Verify stmts and flow.
3275 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3277 * optabs.c (gen_conditional_trap): Restore #define.
3279 * alias.c (true_dependence): Remove 'abort' from comments. Use
3280 gcc_assert and gcc_unreachable as appropriate.
3281 (canon_true_dependence): Likewise.
3282 * bb-reorder.c (connect_traces): Likewise.
3283 * c-common.c (c_add_case_label): Likewise.
3284 * c-decl.c (finish_function): Likewise.
3285 * caller-save.c (insert_restore, insert_save): Likewise.
3286 * cfg.c (update_bb_profile_for_threading): Likewise.
3287 * cfganal.c (flow_active_insn_p): Likewise.
3288 * cfgexpand.c (add_reg_br_prob_note): Likewise.
3289 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
3290 cfg_layout_merge_blocks): Likewise.
3291 * ifcvt.c (cond_exec_process_insns, merge_if_block,
3292 find_if_block): Likewise.
3293 * integrate.c (allocate_initial_values): Likewise.
3294 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
3295 swap_condition, unsigned_condition, signed_condition,
3296 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
3297 reg_or_subregno): Likewise.
3298 * lambda-code.c (lambda_compute_auxillary_space,
3299 lambda_transform_legal_p): Likewise.
3300 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
3301 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
3302 lhd_incomplete_type_error, lhd_expand_expr,
3303 lhd_types_compatible_p, lhd_tree_size): Likewise.
3304 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
3305 * local-alloc.c (update_equiv_regs): Likewise.
3306 * loop-unroll.c (peel_loop_completely
3307 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
3308 peel_loop_simple, unroll_loop_stupid,
3309 analyze_iv_to_split_insn): Likewise.
3310 * loop.c (gen_prefetch, find_and_verify_loops,
3311 basic_induction_var): Likewise.
3312 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
3313 * value-prof.c (tree_find_values_to_profile): Likewise.
3314 * varasm.c (named_section, default_assemble_integer,
3315 decode_addr_const): Likewise.
3317 2005-04-21 Alan Modra <amodra@bigpond.net.au>
3318 Fariborz Jahanian <fjahanian@apple.com>
3320 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
3321 portion of argument passed in fpr.
3322 * expr.c (emit_push_insn): Fix computation of 'offset' used to
3323 decide on partial argument save on stack.
3325 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3327 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
3330 2005-04-21 Jan Hubicka <jh@suse.cz>
3332 * cgraphunit.c: Include tree-pass.h
3333 (cgraph_decide_recursive_inlining,
3334 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
3335 cgraph_decide_inlining): Dump goes to dump_file.
3336 (cgraph_optimize): Call ipa passes instead of inliner.
3337 (cgraph_gate_inlining, pass_ipa_inline): New.
3338 * tree-optimize.c (all_ipa_passes): New static variable.
3339 (register_one_dump_file): Dead with IPA passes.
3340 (register_dump_files): Likewise.
3341 (init_tree_optimization_passes): Initialize IPA passes.
3342 (execute_todo): Do cgraph dump when asked to, do not dump function body
3344 * tree-pass.h (TODO_dump_cgraph): New macro.
3345 (ipa_passes): Declare.
3346 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
3348 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3350 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
3351 gcc_assert instead of abort.
3352 (classify_argument, examine_argument, construct_container,
3353 contains_128bit_aligned_vector_p, ix86_check_movabs,
3354 standard_80387_constant_opcode, standard_80387_constant_rtx,
3355 ix86_initial_elimination_offset, ix86_compute_frame_layout,
3356 pro_epilogue_adjust_stack, ix86_expand_epilogue,
3357 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
3358 legitimize_tls_address, output_pic_addr_const,
3359 i386_output_dwarf_dtprel, put_condition_code, print_reg,
3360 get_some_local_dynamic_name, print_operand, print_operand_address,
3361 output_387_binary_op, emit_i387_cw_initialization,
3362 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
3363 ix86_expand_clear, ix86_expand_binary_operator,
3364 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
3365 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
3366 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
3367 ix86_expand_branch, ix86_expand_setcc,
3368 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
3369 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
3370 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
3371 memory_address_length, ix86_attr_length_immediate_default,
3372 ix86_attr_length_address_default, ix86_agi_dependant,
3373 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
3374 ix86_expand_binop_builtin, ix86_force_to_memory,
3375 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
3376 x86_emit_floatuns): Likewise.
3377 * config/i386/netware.c (gen_regparm_prefix,
3378 i386_nlm_strip_name_encoding): Likewise.
3379 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
3381 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3383 * optabs.c (gen_condiational_trap): Remove #define.
3384 (add_equal_note): Assertify. Remove explicit indirection from
3385 call via function pointer.
3386 (expand_ternary_op, expand_simple_binop, expand_binop,
3387 expand_twoval_unop, expand_twoval_binop,
3388 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
3389 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
3390 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
3391 prepare_float_lib_cmp, emit_conditional_move,
3392 emit_conditional_add, gen_add2_insn, gen_add3_insn,
3393 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
3394 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
3395 vector_compare_rtx, expand_vec_cond_expr): Likewise.
3397 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
3399 * vec.h: Update API to separate allocation mechanism from type.
3400 (VEC_safe_grow): New.
3401 * vec.c (calculate_allocation): New.
3402 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
3403 (vec_gc_free, vec_heap_free): Remove.
3404 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
3406 (mangle_macro_name): New.
3407 (struct macro_def): New.
3408 (struct macro): Add multiple argument values.
3409 (macro_expans_end): New.
3410 (push_macro_expansion): Chain on new macro. Process multiple
3411 args, create follow on expansion. Return follow on argument.
3412 (macro_input): Deal with multiple arguments.
3414 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
3415 (struct tree_binfo): Adjust.
3416 * basic-block.h: Define VEC(edge,gc).
3417 (struct edge_def): Adjust.
3418 (struct basic_block_def, struct edge_iterator): Likewise.
3419 (ei_container, ei_start_1, ei_last_1): Likewise.
3420 * cfg.c (connect_src, connect_dest): Likewise.
3421 * cfgrtl.c (force_nonfallthru_and_redirect)
3422 * dbxout.c (dbxout_type)
3423 * dwarf2out.c (gen_member_die)
3424 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
3425 (gcc_tree_to_linear_expression): Adjust.
3426 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
3427 lbv_to_gcc_expression, lle_to_gcc_expression,
3428 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
3429 perfect_nestify): Likewise.
3430 * lambda.h (gcc_loopnest_to_lambda_loopnest,
3431 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
3432 * profile.c (instrument_values): Adjust.
3433 * tree-cfg.c (modified_noreturn_calls): Adjust.
3434 (remove_fallthru_edge): Likewise.
3435 * tree-dump.c (dequeue_and_dump): Adjust.
3436 * tree-flow-inline.h (mark_stmt_modified): Adjust.
3437 * tree-flow.h (modified_noreturn_calls): Adjust.
3438 (tree_on_heap): Remove. (yay!)
3439 (register_new_def): Adjust.
3440 * tree-into-ssa.c: Define VEC(int,heap).
3441 (block_defs_stack): Adjust.
3442 (find_idf, insert_phi_nodes, register_new_def,
3443 rewrite_initialize_block, rewrite_finalize_block,
3444 register_new_update_single, rewrite_update_init_block,
3445 rewrite_update_fini_block, rewrite_blocks,
3446 ssa_rewrite_finalize_block, ssa_register_new_def,
3447 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
3448 * tree-loop-linear.c (linear_transform_loops): Adjust.
3449 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
3450 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
3451 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
3452 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
3453 vrp_variables_stack): Adjust declarations.
3454 (tree_ssa_dominator_optimize): Adjust.
3455 (dom_opt_initialize_block, remove_local_expressions_from_table,
3456 restore_nonzero_vars_to_original_value,
3457 restore_vars_to_original_value,
3458 restore_currdefs_to_original_value, dom_opt_finalize_block,
3459 record_var_is_nonzero, record_cond, record_const_or_copy_1,
3460 optimize_stmt, update_rhs_and_lookup_avail_expr,
3461 lookup_avail_expr, record_range): Likewise.
3462 * tree-ssa-pre.c: Define VEC(basic_block,heap).
3463 (compute_antic_aux): Adjust.
3464 (inserted_exprs, create_expression_by_pieces,
3465 insert_into_preds_of_block, eliminate, mark_operand_necessary,
3466 remove_dead_inserted_code, fini_pre): Likewise.
3467 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
3468 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
3469 ssa_prop_init): Likewise.
3470 * tree-ssa.c: Define VEC(bitmap,heap).
3471 (verify_name_tags): Adjust.
3472 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
3473 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
3474 tree_divmod_values_to_profile, tree_find_values_to_profile,
3475 value_profile_transformations): Likewise.
3476 * value-prof.h: Define VEC(histogram_value,heap).
3477 * varasm.c: Remove alias_pair pointer typedef, define
3479 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
3481 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
3482 not a pointer to it. Create an object vector.
3483 (extern_symbols): Turn into an object vector.
3484 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
3486 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
3489 * Makefile.in (tree-chrec.o): Depend on params.h.
3490 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
3492 * tree-chrec.c: Depend on params.h. Replace build with buildN,
3493 and fold build with fold_buildN.
3494 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
3495 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3496 (tree_contains_chrecs): Compute an estimation of the size of the
3498 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
3499 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
3500 * tree-scalar-evolution.c (simple_iv): Ditto.
3501 * doc/invoke.texi (scev-max-expr-size): Documented.
3503 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
3505 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
3506 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
3507 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
3508 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
3509 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
3510 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
3511 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
3512 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
3513 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
3514 (darwin_fix_and_continue_switch): Delete.
3515 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
3516 (SUBTARGET_SWITCHES): Delete.
3517 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
3518 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
3519 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
3520 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
3521 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
3522 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
3523 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
3524 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
3525 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
3526 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
3527 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
3528 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
3529 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
3530 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
3531 (TARGET_64BIT): Undef before redefining.
3532 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
3533 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
3534 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
3535 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
3536 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
3537 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
3538 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
3539 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3540 (ix86_debug_arg_string, ix86_debug_addr_string)
3541 (ix86_align_loops_string, ix86_align_jumps_string)
3542 (ix86_align_funcs_string): Delete.
3543 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
3544 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
3545 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
3546 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
3547 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
3548 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
3549 (SUBTARGET_SWITCHES): Delete.
3550 * config/i386/i386.c (ix86_debug_arg_string): Delete.
3551 (ix86_debug_addr_string): Delete.
3552 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
3553 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
3554 (ix86_align_loops_string, ix86_align_jumps_string)
3555 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
3556 (ix86_align_funcs_string): Make static.
3557 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3558 (ix86_handle_option): New function.
3559 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
3560 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
3561 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
3562 of darwin_fix_and_continue_switch.
3563 (darwin_one_byte_bool): Delete.
3564 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
3565 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
3566 to darwin_one_byte_bool.
3567 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
3568 * config/i386/djgpp.opt, config/i386/i386.opt,
3569 * config/i386/sco5.opt: New files.
3571 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3573 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
3574 fp_zero_operand, fp_register_operand, intreg_operand,
3575 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
3576 call_operand, call_operand_address, tgd_symbolic_operand,
3577 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
3578 symbolic_operand, symbolic_memory_operand, label_ref_operand,
3579 sp64_medium_pic_operand, data_segment_operand,
3580 text_segment_operand, splittable_symbolic_memory_operand,
3581 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
3582 eq_or_neq, normal_comp_operator, noov_compare_op,
3583 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
3584 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
3585 const64_operand, const64_high_operand, arith11_operand,
3586 arith10_operand, arith_double_operand, arith_double_4096_operand,
3587 arith_double_add_operand, arith11_double_operand,
3588 arith10_double_operand, small_int, small_int_or_double,
3589 uns_small_int, uns_arith_operand, clobbered_register,
3590 input_operand, compare_operand): Delete.
3591 (sparc_emit_set_const32): Use predicates in assertion. Remove special
3592 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
3593 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
3594 (GEN_HIGHINT64, GEN_INT64): Delete.
3595 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
3596 gen_safe_XOR64): Adjust for above deletion.
3597 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
3598 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
3599 (legitimate_constant_p): Use const_zero_operand instead.
3600 (sparc_extra_constraint_check): Likewise.
3601 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
3602 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
3603 (PREDICATE_CODES): Delete.
3604 * config/sparc/sparc.md: Include predicates.md.
3605 (All patterns): Adjust for new predicate names.
3606 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
3607 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
3608 (movdi): Use general_operand predicate.
3609 (movdi_sp64_dbl): Delete.
3610 (movdi_const64_special): Add 'N' constraint.
3611 (movdicc): Use arith10_operand predicate.
3612 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
3613 (movdi_cc_reg_sp64): Use arith10_operand predicate.
3614 (movdi_cc_reg_sp64_trunc): Delete.
3615 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
3616 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
3617 (subdi3_sp32): Delete.
3618 (subdi3_insn_sp32): Change to define_insn_and_split.
3619 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
3620 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
3621 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
3622 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
3623 small_int_operand predicate.
3624 (divdi3, udivdi3): Use arith_operand predicate.
3625 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
3626 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
3627 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
3628 (xordi3_sp64_dbl): Delete.
3629 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
3630 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
3631 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
3632 cmp_ccx_set_not): Use arith_operand predicate.
3633 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
3634 * config/sparc/predicates.md: New file.
3636 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
3638 PR tree-optimization/14846
3639 * fold-const.c (fold_single_bit_test_into_sign_test): New,
3641 (fold_single_bit_test): ... here.
3642 (fold_binary): Call fold_single_bit_test_into_sign_test
3643 instead of fold_single_bit_test.
3645 2005-04-20 James E Wilson <wilson@specifixinc.com>
3648 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
3649 is another declaration.
3651 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
3653 * config/cris/predicates.md: New file.
3654 * config/cris/cris-protos.h (cris_store_multiple_op_p)
3655 (cris_movem_load_rest_p): Declare.
3656 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
3657 (cris_movem_load_rest_p): Ditto. Globalize.
3658 (cris_bdap_operand, cris_bdap_biap_operand,
3659 cris_orthogonal_operator, cris_commutative_orth_op,
3660 cris_operand_extend_operator,
3661 cris_additive_operand_extend_operator, cris_extend_operator,
3662 cris_plus_or_bound_operator, cris_mem_op,
3663 cris_general_operand_or_symbol,
3664 cris_general_operand_or_gotless_symbol,
3665 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
3666 cris_load_multiple_op): Remove predicate functions.
3667 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
3668 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
3669 * config/cris/cris.h (PREDICATE_CODES): Don't define.
3670 * config/cris/cris.md: Include predicates.md.
3671 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
3673 2005-04-20 Ian Lance Taylor <ian@airs.com>
3675 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
3676 * c-common.h (STMT_EXPR_STMT): Don't define.
3677 (STMT_EXPR_NO_SCOPE): Don't define.
3678 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
3679 * c-pretty-print.c (pp_c_primary_expression): Likewise.
3680 (pp_c_expression): Likewise.
3682 2005-04-20 Richard Henderson <rth@redhat.com>
3685 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
3687 2005-04-20 Jeff Law <law@redhat.com>
3689 * reload1.c (reload): Ignore equivalences between pseudos and
3692 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
3695 * c-tree.h (struct c_label_list): Update comment.
3696 (struct c_label_context): Rename to struct c_label_context_se.
3697 (label_context_stack): Rename to label_context_stack_se.
3698 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
3699 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
3700 c_end_vm_scope): New.
3701 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
3702 * c-decl.c (pop_scope): Call c_end_vm_scope.
3703 (pushdecl): Call c_begin_vm_scope for variably modified
3705 (define_label): Check for jumping into scope of identifier with
3706 variably modified type. Push label on stack for those defined at
3707 current context of identifiers with variably modified type.
3708 (start_function): Create stack level for context of identifiers
3709 with variably modified type.
3710 (finish_function): Pop stack level for context of identifiers with
3711 variably modified type.
3712 * c-typeck.c (label_context_stack): Rename to
3713 label_context_stack_se.
3714 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
3715 (c_finish_goto_label): Check for jumping into scope of identifier
3716 with variably modified type. Push label on stack for those jumped
3717 to from current context of identifiers with variably modified
3719 (struct c_switch): Add blocked_vm.
3720 (c_start_case): Initialize blocked_vm.
3721 (do_case): Check blocked_vm.
3722 (c_finish_case): Add comment.
3723 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
3724 variable label_context_stack.
3726 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3728 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
3729 conditional_replacement, value_replacement, abs_replacement,
3731 (replace_phi_edge_with_variable): Remove argument BB.
3732 (conditional_replacement, value_replacement,
3733 minmax_replacement, abs_replacement): Remove argument PHI_BB.
3734 Update a call to replace_phi_edge_with_variable.
3736 * tree-ssa-phiopt.c: Fix comments.
3738 2005-04-20 Michael Matz <matz@suse.de>
3741 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
3744 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3746 * tree-ssa-phiopt.c: Fix comment typos.
3748 PR tree-optimization/21116
3749 * tree-ssa-phiopt.c: Fix a typo.
3751 2005-04-19 Richard Henderson <rth@redhat.com>
3753 * builtins.c (expand_builtin_sync_operation): Revert last change.
3754 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
3756 (expand_compare_and_swap_loop): Likewise.
3757 (expand_sync_operation): Remove fallback from NAND to AND; invert
3758 memory operand when expanding from cmpxchg.
3759 (expand_sync_fetch_operation): Likewise.
3760 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
3763 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
3764 when implementing NAND. Fix double-add for AFTER.
3765 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
3766 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3767 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
3769 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
3772 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
3773 to return old memory value.
3774 (sync_compare_and_swap_cc<IMODE>): Likewise.
3776 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
3777 return pre-reload. Don't consider output or anti dependencies.
3778 * config/ia64/sync.md (IMODE): New.
3779 (modesuffix): Add QI and HI.
3780 (memory_barrier): Simplify expansion.
3781 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
3782 (cmpxchg_acq_<IMODE>): Likewise.
3783 (sync_lock_test_and_set<IMODE>): Likewise.
3784 (sync_lock_release<IMODE>): Likewise.
3786 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3788 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
3791 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
3793 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
3795 2005-04-20 Michael Pogue <michael.pogue@sun.com>
3796 Joseph S. Myers <joseph@codesourcery.com>
3798 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
3799 * c-typeck.c (build_c_cast): Check these options.
3800 * doc/invoke.texi: Document these options.
3802 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
3804 * tree-ssa-phiopt.c: Update a comment about the pass.
3806 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3808 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
3809 config/mcore/mcore.c: Fix comment typos.
3811 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
3813 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
3814 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
3816 2005-04-19 Paul Brook <paul@codesourcery.com>
3818 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
3820 2005-04-19 Andrew Haley <aph@redhat.com>
3823 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
3824 looking at a field's bitpos.
3826 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3828 * system.h (fopen, fdopen, freopen): Define these to the unlocked
3829 libiberty functions.
3831 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
3833 PR tree-optimization/21096
3834 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
3836 2005-04-19 Alan Modra <amodra@bigpond.net.au>
3839 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
3840 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
3842 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
3844 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
3845 refers to the function being dumped.
3847 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
3849 * varasm.c (assemble_start_function): Remove reset of in_section.
3851 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3853 PR tree-optimization/21085
3854 * fold-const (fold_binary): Don't change X % -C to X % C if C has
3857 2005-04-19 Ben Elliston <bje@au.ibm.com>
3859 * doc/invoke.texi (Optimize Options): Refer to the correct
3860 optimisation flag -ftree-dominator-opts, not -ftree-dom.
3862 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
3864 * config/rs6000/rs6000.c (machopic_output_stub): Increase
3865 alloca argument to be big enough.
3867 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
3870 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
3873 2005-04-18 Tom Tromey <tromey@redhat.com>
3875 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
3878 2005-04-18 Richard Henderson <rth@redhat.com>
3880 * config/alpha/alpha.c (alpha_split_atomic_op): New.
3881 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
3882 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
3883 * config/alpha/alpha-protos.h: Update.
3884 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
3885 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
3886 (attr type): Add ld_l, st_c, mb.
3887 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
3888 iornotsi3, xorsi_internal, xornotsi3): New.
3889 * config/alpha/ev4.md (ev4_ld): Add ld_l.
3890 (ev4_ist_c, ev4_mb): New.
3891 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
3893 * config/alpha/ev6.md (ev6_ild): Add ld_l.
3894 (ev6_ist): Add st_c.
3896 * config/alpha/sync.md: New file.
3898 2005-04-18 Richard Henderson <rth@redhat.com>
3900 * builtins.c (expand_builtin_sync_operation): Fold nand to and
3903 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
3905 2005-04-18 Devang Patel <dpatel@apple.com>
3907 * config/rs6000/atlivec.md (mulv4si3): New pattern.
3909 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3911 PR tree-optimization/20922
3912 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
3913 Fold X + c >= X and fold X - c <= X to true.
3915 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
3917 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
3919 (emergency_labeled_state_free): Likewise.
3921 2005-04-18 Nick Clifton <nickc@redhat.com>
3923 * config/h8300/h8300.md (jump): Remove prescan parameter from
3924 calls to final_scan_insn.
3926 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
3927 parameter from calls to final_scan_insn.
3929 * config.gcc (m68hc12): Use the m68hc11.opt file for target
3931 (v850e, v850e1): Use the v850.opt file for target specific
3934 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
3936 PR tree-optimization/21001
3937 * tree-optimize.c (init_tree_optimization_passes): Move the
3938 first pass_forwprop immediately before pass_vrp.
3940 2005-04-17 Ian Lance Taylor <ian@airs.com>
3942 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
3943 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
3944 from enum tree_code op to bool is_sizeof.
3945 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
3946 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
3947 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
3949 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
3951 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
3954 2005-04-17 Ian Lance Taylor <ian@airs.com>
3956 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
3958 2005-04-17 Richard Henderson <rth@redhat.com>
3960 * config/alpha/alpha.c (va_list_skip_additions): Only define if
3962 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
3963 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
3964 of indirection through ssa names while looking for the gpr counter
3966 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
3967 saved va_list_gpr_size and va_list_fpr_size.
3969 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3971 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
3972 both pointers or both integers.
3974 * tree-vrp.c (maybe_add_assert_expr): Don't assert
3975 ASSERT_EXPRs for single-use variable.
3977 * tree-into-ssa.c: Fix a comment typo.
3979 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
3981 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
3982 -mipsN before forcing a default of -mips2.
3984 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
3986 * predict.h (IS_TAKEN): Remove.
3987 * rtl.h (NOTE_PREDICTION): Likewise.
3989 * modulo-sched.c (CFG_HOOKS): Remove.
3991 * c-parser.c (N_C_TTYPES): Remove.
3993 * tree-flow-inline.h (get_stmt_operands): Remove.
3994 * lambda-code.c, tree-ssa-loop-unswitch.c,
3995 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
3996 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
3997 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
3998 calls to get_stmt_operands.
3999 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
4001 2005-04-17 Richard Henderson <rth@redhat.com>
4004 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
4005 of CUMULATIVE_ARGS past the last named argument.
4006 (alpha_va_start): Expect pretend_args_size only if strictly less than
4009 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
4012 * builtins.c (expand_builtin_strcat): Convert the result of
4013 strlen to the right type.
4014 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
4015 avoid creating type mismatches.
4016 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
4019 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
4021 2005-04-16 Richard Henderson <rth@redhat.com>
4024 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
4025 Use the mode of boolean_type_node when the user doesn't provide one.
4026 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
4028 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
4031 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
4034 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
4037 2005-04-16 Roger Sayle <roger@eyesopen.com>
4038 Steven Bosscher <stevenb@suse.de>
4040 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
4041 (fold_unary_to_constant): Likewise.
4043 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
4045 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
4048 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
4050 * doc/install.texi (Specific): Avoid using asterisks in @anchor
4051 names related to target triplets.
4052 Remove i?86-*-esix from platform directory.
4053 Remove powerpc-*-eabiaix from platform directory.
4055 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
4058 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
4059 falling through from SUBREG case to REG.
4061 2005-04-15 Roger Sayle <roger@eyesopen.com>
4063 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
4064 (fold_binary): Update comment mentioning fold_relational_hi_lo.
4065 (fold_binary_to_constant): Simplify using fold_binary.
4066 (fold_unary_to_constant): Likewise, simplify using fold_unary.
4068 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4070 * gthr-posix.c (pthread_cancel): Define.
4071 (pthread_mutexattr_init): Likewise.
4072 (pthread_mutexattr_settype): Likewise.
4073 (pthread_mutexattr_destroy): Likewise.
4075 2005-04-15 David S. Miller <davem@davemloft.net>
4078 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
4080 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4082 PR tree-optimization/21031
4083 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
4084 (forward_propagate_into_cond_1): Call it. Forward propagate
4085 integer-integer casts into COND_EXPRs.
4087 2005-04-15 Dave Korn <dave.korn@artimi.com>
4089 * gcc.c (default_compilers): Clarify obscure error message when
4090 reading from standard input.
4092 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4094 * basic-block.h (PROP_EQUAL_NOTES): Remove.
4095 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
4097 * tree-ssa-alias.c (init_alias_info): Remove a call to
4100 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
4102 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
4103 of non-virtual PHI nodes like we use to.
4105 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
4107 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
4108 (attr_copy_rtx): Do not use it.
4110 2005-04-15 Andrew Macleod <amacleod@redhat.com>
4112 * doc/tree-ssa.texi: Grammer/abbreviation updates.
4114 2005-04-15 Diego Novillo <dnovillo@redhat.com>
4116 * tree-vect-transform.c (vectorizable_store): Mark necessary
4117 objects in the vectorized store needing renaming. Update the
4118 SSA graph for V_MAY_DEF operands in the original store.
4120 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4122 * tree-ssa-pre.c (compute_avail): It's okay to have
4123 TREE_INVARIANT's here, and value number the resulting expressions.
4124 (create_expression_by_pieces): Make sure operands that were
4125 min_invariant when we started, stay that way.
4127 2005-04-15 David Edelsohn <edelsohn@gnu.org>
4129 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
4131 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4133 PR tree-optimization/20936.
4134 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
4136 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4138 * doc/invoke.texi: Fix typos.
4139 * doc/md.texi: Likewise.
4140 * doc/rtl.texi: Likewise.
4141 * doc/sourcebuild.texi: Likewise.
4142 * doc/tm.texi: Likewise.
4144 2005-04-15 Uros Bizjak <uros@kss-loka.si>
4146 PR tree-optimization/21004
4147 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
4148 and floorl in c99 mode only.
4149 * builtins.c (expand_builtin_int_roundingfn): Assert that
4150 fallback_fndecl is not NULL_TREE.
4152 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
4154 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
4155 * basic-block.h: Update the prototype for
4156 purge_all_dead_edges.
4157 * cfgexpand.c (tree_expand_cfg): Update a call to
4158 purge_all_dead_edges.
4159 * combine.c (combine_instructions): Likewise.
4160 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
4161 rest_of_handle_cse2, rest_of_handle_gcse,
4162 rest_of_handle_postreload): likewise.
4164 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
4167 * gimplify.c (gimplify_addr_expr): Compensate for removal of
4168 e.g. cv-qualification conversions.
4170 2005-04-14 Mike Stump <mrs@apple.com>
4172 * config/darwin-c.c (framework_construct_pathname): We must
4173 find all headers of a framework in the first instance of it
4174 found in the seach path.
4176 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4178 PR tree-optimization/21021
4179 * tree-vrp.c (compare_values): Work around a bug in the front
4180 end that produces a comparison of mismatched types.
4182 2004-04-14 Richard Henderson <rth@redhat.com>
4184 * config/ia64/ia64.h (enum fetchop_code): Remove.
4185 (enum ia64_builtins): Move ...
4186 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
4187 members except BSP and FLUSHRS.
4188 (ia64_init_builtins): Remove __sync builtins.
4189 (ia64_expand_builtin): Likewise.
4190 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
4191 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
4192 (ia64_expand_lock_release): Remove.
4193 * config/ia64/ia64.md (mf): Move to sync.md.
4194 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
4195 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
4196 * config/ia64/sync.md: New file.
4197 (memory_barrier): Rename from mf.
4198 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
4199 (cmpxchg_acq_<I48MODE>): Likewise.
4200 (sync_lock_test_and_set<I48MODE>): Likewise.
4202 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
4203 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
4205 2004-04-14 Richard Henderson <rth@redhat.com>
4207 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
4208 (ix86_compare_emitted): New.
4209 (ix86_expand_compare): Use ix86_compare_emitted if set.
4210 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
4211 and ix86_compare_op0 are set.
4212 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
4213 (TARGET_CMPXCHG, TARGET_XADD): New.
4214 (ix86_compare_emitted): Declare.
4215 * config/i386/i386.md: Include sync.md
4216 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
4217 (UNSPECV_XCHG, UNSPECV_LOCK): New.
4218 * config/i386/sync.md: New file.
4220 2004-04-14 Richard Henderson <rth@redhat.com>
4223 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
4224 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
4225 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
4226 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
4227 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
4228 BT_FN_I8_VPTR_I8_I8): New.
4229 * builtins.def (DEF_SYNC_BUILTIN): New.
4230 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
4231 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
4232 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
4233 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
4234 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
4235 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
4236 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
4237 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
4238 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
4239 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
4240 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
4241 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
4242 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
4243 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
4244 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
4245 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
4246 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
4247 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
4248 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
4249 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
4250 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
4251 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
4252 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
4253 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
4254 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
4255 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
4256 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
4257 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
4258 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
4259 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
4260 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
4261 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
4262 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
4263 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
4264 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
4265 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
4266 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
4267 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
4268 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
4269 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
4270 BUILT_IN_SYNCHRONIZE: New.
4271 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
4272 as a function. Accept __sync_ as a prefix as well.
4273 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4274 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
4275 expand_builtin_lock_release): New.
4276 (expand_builtin): Call them.
4277 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
4278 neither BOTH_P nor FALLBACK_P are defined.
4279 (builtin_type_for_size): New.
4280 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
4281 (resolve_overloaded_builtin): New.
4282 * c-common.h (resolve_overloaded_builtin): Declare.
4283 (builtin_type_for_size): Declare.
4284 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
4285 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
4286 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
4287 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
4288 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
4289 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
4290 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
4291 sync_compare_and_swap_cc, sync_lock_test_and_set,
4292 sync_lock_release): New.
4293 * optabs.h: Declare them.
4294 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
4295 expand_sync_operation, expand_sync_fetch_operation,
4296 expand_sync_lock_test_and_set): Declare.
4297 * genopinit.c (optabs): Add sync optabs.
4298 * optabs.c (init_optabs): Initialize sync optabs.
4299 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
4300 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
4301 expand_sync_operation, expand_sync_fetch_operation,
4302 expand_sync_lock_test_and_set): New.
4303 * doc/extend.texi (Atomic Builtins): New section
4304 * doc/md.texi (Standard Names): Add sync patterns.
4306 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
4308 * tree-eh.c (lower_try_finally_copy): Generate new code in
4309 response to goto_queue entries as if the queue was sorted by
4310 index, not pointers.
4311 (lower_try_finally_switch): Likewise.
4313 2005-04-14 Richard Henderson <rth@redhat.com>
4315 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
4316 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
4318 (ix86_expand_fp_movcc): Update to match.
4319 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
4320 * config/i386/i386-protos.h: Update.
4321 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
4322 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
4324 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
4326 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
4329 2005-04-14 Julian Brown <julian@codesourcery.com>
4331 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
4332 link failures on ppc64 Linux.
4334 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
4336 * config.gcc: Set cpu_type for s390.
4338 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
4340 Fix PR tree-optimization/20963
4341 * tree-ssa-pre.c (compute_avail): Remove special case for
4343 (create_expression_by_pieces): Add value numbers for forced out
4346 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
4348 * config/cris/cris.md: Replace references to (reg:SI 16) with
4349 (reg:SI CRIS_SRP_REGNUM).
4351 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
4353 PR tree-optimization/20657
4354 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
4355 create an appropriate range from it.
4357 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4359 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
4360 <UNSPEC_FIST_CEIL> case.
4362 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
4363 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
4364 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
4365 to implement lfloor and llfloor built-ins as x87 intrinsic function.
4366 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
4367 (lfloor<mode>2): New expanders.
4368 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
4369 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
4370 to implement lceil and llceil built-ins as x87 intrinsic function.
4371 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
4372 (lceil<mode>2): New expanders.
4374 2005-04-14 Uros Bizjak <uros@kss-loka.si>
4376 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
4377 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
4379 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
4382 * config/s390/s390-modes.def: Define TFmode.
4384 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
4386 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
4387 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4388 * config/mips/mips.c (mips16_insn_length): Remove reference to
4389 JUMP_TABLES_IN_TEXT_SECTION.
4391 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
4393 * simplify-rtx.c (simplify_binary_operation_1): Return
4394 scalar or vector of constant 0, depending on the xor's
4397 2005-04-13 Dale Johannesen <dalej@apple.com>
4399 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
4400 (objc-act.o): Ditto.
4401 * objc/objc-act.c (objc_gimplify_expr): New.
4402 (objc_get_callee_fndecl): New.
4403 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
4404 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
4405 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
4407 2005-04-13 Devang Patel <dpatel@apple.com>
4409 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
4412 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
4414 CRIS prologue as RTL.
4415 * config/cris/cris-protos.h (cris_emit_movem_store)
4416 (cris_expand_prologue): Prototype.
4417 * config/cris/cris.c (struct machine_function): New member
4419 (cfa_label_num, cris_target_asm_function_prologue): Remove.
4420 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
4421 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
4422 (cris_load_multiple_op, cris_return_address_on_stack)
4423 (cris_return_address_on_stack_for_return): ISO-Cify.
4424 (cris_store_multiple_op): New predicate function.
4425 (cris_expand_prologue, cris_emit_movem_store): New functions.
4426 (cris_print_operand) <case 'O'>: Handle modifications other than
4428 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
4429 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
4430 (cris_gen_movem_load): Rearrange slightly to make local variable
4431 src a parameter, removing osrc.
4432 (cris_setup_incoming_varargs): Set machine_function member
4433 stdarg_regs to correspond to the number of registers that need to
4435 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
4437 (PREDICATE_CODES): Add cris_store_multiple_op. Make
4438 cris_general_operand_or_gotless_symbol accept UNSPEC.
4439 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
4440 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
4441 ("*cris_store_multiple"): New pattern. Tweak common comment above
4442 this and "*cris_load_multiple".
4443 ("prologue"): New define_expand.
4445 * config/cris/cris.md ("epilogue"): Conditionalize on
4446 TARGET_PROLOGUE_EPILOGUE.
4448 2005-04-13 Steve Ellcey <sje@cup.hp.com>
4451 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
4452 fpsr 0 instead of fpsr 1.
4453 (divsf3_internal_thr): Ditto.
4454 (divdf3_internal_lat): Ditto.
4455 (divdf3_internal_thr): Ditto.
4456 (divxf3_internal_lat): Ditto.
4457 (divxf3_internal_thr): Ditto.
4459 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4461 PR tree-optimization/20913
4462 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
4464 PR tree-optimization/20702
4465 * tree-vrp.c (maybe_add_assert_expr): Recurse into
4466 dominator children that haven't been walked into.
4468 2005-04-13 Julian Brown <julian@codesourcery.com>
4470 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
4471 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
4474 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4476 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
4477 config/i386/sse.md: Fix comment typos.
4479 * genattrtab.c (NULL_ATTR): Remove.
4480 * ifcvt.c (NULL_EDGE): Likewise.
4482 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
4484 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
4485 NOTE_PREDICT): Remove.
4487 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4489 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
4490 * configure: Regenerate.
4491 * config.in: Likewise.
4492 * system.h: Declare vsnprintf if not already declared.
4494 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
4496 * optc-gen.awk: Handle stand-alone Mask records.
4497 * opth-gen.awk: Likewise.
4498 * doc/options.texi (Option file format): Document them.
4499 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
4500 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
4501 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
4502 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
4503 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
4504 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
4505 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
4506 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
4507 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
4508 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
4509 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
4510 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
4511 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
4512 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
4513 TARGET_LONG_DOUBLE_128): Likewise.
4514 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
4515 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
4516 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
4517 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
4518 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
4519 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
4520 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
4521 * config/sparc/sparc.c (fpu_option_set): New global.
4522 (sparc_handle_option): New function.
4523 (sparc_override_options): Test fpu_option_set.
4524 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
4525 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
4526 * config/sparc/sparc.opt: New file.
4527 * config/sparc/little-endian.opt: Likewise.
4528 * config/sparc/long-double-switch.opt: Likewise.
4530 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
4532 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
4533 (bfin_handle_options): Set it if -mshared-library-id= is seen.
4534 * config/bfin/bfin.opt (mshared-library-id=): Lose
4535 Var(bfin_lib_id_given).
4537 2005-04-13 Matt Thomas <matt@3am-software.com>
4539 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
4542 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
4544 * rtl.h (CLEAR_RTX_FLAGS): Remove.
4546 * cgraphunit.c (INSNS_PER_CALL): Remove.
4548 * tree-ssa-forwprop.c (vars,
4549 record_single_argument_cond_exprs,
4550 substitute_single_use_vars): Remove.
4551 (forward_propagate_into_cond_1, forward_propagate_into_cond):
4553 (tree_ssa_forward_propagate_single_use_vars): Call
4554 forward_propagate_into_cond for each COND_EXPR.
4556 * tree-inline.c (INSNS_PER_STMT): Remove.
4558 2005-04-12 Richard Henderson <rth@redhat.com>
4560 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
4561 (ix86_expand_sse_fp_minmax): ... from ...
4562 (ix86_expand_fp_movcc): ... here.
4563 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
4564 * config/i386/i386-protos.h: Update.
4565 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
4566 (sse_setccsf, sse_setccdf): Allow before reload.
4567 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
4568 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
4569 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
4570 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
4571 (anddf3, nanddf3, iordf3, xordf3): New.
4573 2005-04-12 Jeff Law <law@redhat.com>
4575 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
4576 (tree-ssa-uncprop.o): Add dependencies.
4577 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
4578 * tree-flow.h (remove_useless_stmts): Remove prototype.
4579 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
4580 remove_useless_stmts.
4581 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
4582 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
4583 * tree-pass.h (pass_uncprop): Declare.
4584 * tree-ssa-uncprop.c: New file.
4586 2005-04-12 James E. Wilson <wilson@specifixinc.com>
4589 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
4591 2005-04-12 Caroline Tice <ctice@apple.com>
4593 Temporary fix for partitioning problems.
4594 * passes.c (rest_of_handle_final): Remove code that
4595 frees unlikely_text_section_name,
4596 * varasm.c (assemble_start_function): Test for partitioning
4597 flag before writing out section labels.
4598 (assemble_end_function): Test for partitioning flag before
4599 writing out section labels.
4601 2005-04-12 Steven Bosscher <stevenb@suse.de>
4602 Stuart Hastings <stuart@apple.com>
4603 Jan Hubicka <jh@suse.cz>
4605 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
4606 references to gt-tree-cfg.h.
4607 * basic-block.h (struct basic_block_def): Don't skip rbi
4608 for garbage collection.
4609 (struct reorder_block_def): Make GTY-able.
4610 (struct control_flow_graph): New structure.
4611 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
4612 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
4613 but instead defines to the control_flow_graph for cfun.
4614 (label_to_block_map): New define, points to the label map of
4615 the control_flow_graph for cfun.
4616 (n_edges_for_function, n_basic_blocks_for_function,
4617 last_basic_block_for_function, basic_block_info_for_function,
4618 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
4619 basic_block_info_for_function, label_to_block_map_for_function):
4620 Counterparts for the above, taking a struct function as an extra
4622 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
4623 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
4624 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
4625 (alloc_rbi_pool, free_rbi_pool): Remove.
4626 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
4627 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
4629 (cfg_layout_finalize) ... and don't free it here.
4630 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
4632 * flow.c (free_basic_block_vars): Set label_to_block_map and
4633 n_edges to zero too.
4634 * function.h (struct function): Add cfg field.
4635 * function.c (allocate_struct_function): Allocate the cfg.
4636 * tree-cfg.c (label_to_block_map): Remove.
4637 (build_tree_cfg): Don't allocate the rbi pool here...
4638 (delete_tree_cfg_annotations): ...and don't free it here.
4639 Also don't nullify label_to_block_map for cfun.
4641 2005-04-12 Caroline Tice <ctice@apple.com>
4643 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
4644 Revert my patch from April 9.
4645 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
4646 (reorder_basic_blocks): Revert my patch from April 9.
4647 (insert_section_boundary_note): Revert my patch from April 9.
4648 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
4649 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
4650 (COLD_END_LABEL): Revert my patch from April 9.
4651 (cold_text_section_label): Revert my patch from April 9.
4652 (cold_end_label): Revert my patch from April 9.
4653 (dwarf2out_switch_text_section): Revert my patch from April 9.
4654 (output_aranges): Revert my patch from April 9.
4655 (output_ranges): Revert my patch from April 9.
4656 (output_line_info): Revert my patch from April 9.
4657 (add_location_or_const_value_attribute): Revert my patch from April 9.
4658 (dwarf2out_var_location): Revert my patch from April 9.
4659 (dwarf2out_init): Revert my patch from April 9.
4660 (dwarf2out_finish): Revert my patch from April 9.
4661 * function.h (struct function): Revert my patch from April 9.
4662 * opts.c (decode_options): Revert my patch from April 9.
4663 * output.h (unlikely_section_label, hot_section_label,
4664 hot_section_end_label, cold_section_end_label,
4665 unlikely_text_section_name): Revert my patch from April 9.
4666 * passes.c (rest_of_handle_final): Revert my patch from April 9.
4667 * varasm.c (unlikely_section_label, hot_section_label,
4668 hot_section_end_label, cold_section_end_label,
4669 unlikely_text_section_name): Revert my patch from April 9.
4670 (initialize_cold_section_name): Revert my patch from April 9.
4671 (unlikely_text_section): Revert my patch from April 9.
4672 (in_unlikely_text_section): Revert my patch from April 9.
4673 (named_section): Revert my patch from April 9.
4674 (function_section): Revert my patch from April 9.
4675 (current_function_section): Revert my patch from April 9.
4676 (assemble_start_function): Revert my patch from April 9.
4677 (assemble_end_function): Revert my patch from April 9.
4678 (default_section_type_flags_1): Revert my patch from April 9.
4680 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4682 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
4683 * config/sparc/sparc.md (untyped_call): Save the registers manually.
4685 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
4687 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
4690 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
4691 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
4693 2004-04-12 Richard Henderson <rth@redhat.com>
4695 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
4696 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
4697 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
4698 (UNSPEC_*, UNSPECV_*): Renumber.
4700 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
4703 From Richard Henderson <rth@redhat.com>:
4704 * tree-mudflap.c (mf_build_check_statement_for): Correct block
4707 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
4709 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
4711 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
4713 * config/bfin/bfin.c (bfin_library_id_string): Remove.
4714 (bfin_library_id): New variable.
4715 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
4716 instead of bfin_library_id_string.
4717 (bfin_handle_option): New function.
4718 (override_options): Remove most code to deal with shared library IDs,
4719 just check they aren't used without -mid-shared-library.
4720 (TARGET_HANDLE_OPTION): Define.
4721 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
4722 * config/bfin/bfin.opt (mshared-library-id=): New.
4724 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
4726 * tree-vect-transform.c: Fix comment typos.
4728 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
4730 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
4731 split critical edges when not possible/profitable.
4733 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4735 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
4736 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
4737 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
4738 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
4739 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
4740 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
4741 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
4742 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
4744 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
4745 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4746 * config/ns32k/ns32k.opt: New file.
4748 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
4750 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
4751 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
4752 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
4753 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
4754 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
4755 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
4756 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
4757 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
4758 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
4759 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
4760 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
4761 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
4762 (MASK_COLDFIRE): Formatting fixes.
4763 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
4764 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
4765 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
4766 "_current_shared_library_a5_offset_".
4767 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
4768 (MASK_ALL_CPU_BITS): New macro.
4769 (m68k_handle_option): New function.
4770 (override_options): Remove handling of m68k_library_id_string.
4771 * config/m68k/m68k.opt: New file.
4772 * config/m68k/ieee.opt: New file.
4774 2005-04-11 Mark Mitchell <mark@codesourcery.com>
4776 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4777 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
4778 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4779 (TARGET_CXX): Adjust accordingly.
4780 * target.h (struct gcc_target): Remove epxort_class_data. Add
4781 determine_class_data_visibility and class_data_always_comdat.
4782 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4783 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
4784 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4785 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
4786 (arm_cxx_determine_class_data_visibility): New.
4787 (arm_cxx_class_data_always_comdat): Likewise.
4788 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
4789 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
4790 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
4791 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
4792 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
4795 2005-04-11 Devang Patel <dpatel@apple.com>
4797 * tree-data-ref.c (build_classic_dist_vector,
4798 compute_subscript_distance): Make externally visible.
4799 * tree-data-ref.h (build_classic_dist_vector,
4800 compute_subscript_distance): Same.
4801 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4802 Check distance vector against vectorization factor.
4803 (vect_analyze_loop): Determine vectorizaion factor before
4804 analyzing data dependences.
4805 * tree-vectorizer.c (loops_num): Make it externally visible and
4807 * tree-vectorizer.c (vect_loops_num): ... new name.
4808 * tree-vectorizer.h (vect_loops_num): New.
4810 2005-04-11 Devang Patel <dpatel@apple.com>
4812 * tree-vect-analyze.c (vect_analyze_operations): Check
4813 vectorizable codition.
4814 * tree-vect-transform.c (vect_is_simple_cond): New function.
4815 (vectorizable_condition): New function.
4816 (vect_transform_stmt): Handle condition_vec_info_type.
4817 * tree-vectorizer.h (enum stmt_vec_info_type): Add
4818 condition_vec_info_type.
4819 (vectorizable_condition): New.
4821 2005-04-11 Geoffrey Keating <geoffk@apple.com>
4823 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
4824 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
4825 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
4827 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
4828 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
4830 * dwarf2out.c (output_line_info): Don't try to dereference
4831 a NULL current_function_decl.
4833 * config/t-slibgcc-darwin: Don't put shared libraries in
4834 directories other than $(slibdir).
4835 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
4838 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4840 PR tree-optimization/20933
4841 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
4842 logic to reject aliases between read-only and writable
4844 (may_alias_p): ... here.
4845 (get_tmt_for): Do not associate read-only tags to pointers
4846 whose pointed-to type is not read-only.
4847 * tree-ssa.c (verify_ssa): Check that memory stores have at
4848 least one V_MAY_DEF or V_MUST_DEF.
4850 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4853 * configure.ac (gcc_UNLOCKED_FUNCS): New.
4854 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
4855 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
4856 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
4858 (fwrite_unlocked): Fix prototype.
4860 * configure, config.in: Regenerate.
4862 2005-04-11 David Edelsohn <edelsohn@gnu.org>
4864 * tree-ssa-loop-im.c: Include real.h.
4865 (determine_invariantness_stmt): If real division divisor is
4866 invariant and flag_unsafe_math_optimizations enabled, generate
4867 invariant reciprocal for hoisting.
4868 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
4870 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4872 Fix PR tree-optimization/20926
4874 * tree-ssa-alias.c (add_type_alias): Handle subvars.
4876 2005-04-11 Devang Patel <dpatel@apple.com>
4878 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
4881 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4883 * fold-const.c (fold_binary_op_with_conditional_arg):
4884 use fold_buildN instead of "fold (buildN" in some
4886 (fold_unary): Likewise.
4887 (fold_binary): Likewise.
4889 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
4891 Fix PR tree-optimization/20612
4892 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
4894 (perfect_nestify): preheaderbb is *not* part of loop of the
4897 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
4899 * tree-ssa-alias.c (may_alias_p): If the variable
4900 is a global variable and the pointer is parameter
4901 and -fargument-noalias-global is used, then
4902 the pointer cannot alias the variable.
4904 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
4906 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
4907 * config/sparc/sparc.h: Likewise.
4908 * config/sparc/sparc.md: Likewise.
4910 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
4912 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
4914 * tree-vrp.c: Fix a comment typo.
4916 2005-04-11 Diego Novillo <dnovillo@redhat.com>
4918 PR tree-optimization/20920
4919 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
4920 SSA_NAME flows through an abnormal edge.
4921 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
4922 through abnormal edges.
4923 (maybe_add_assert_expr): Likewise.
4925 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
4927 * config/s390/s390.h (s390_tune_string, s390_arch_string)
4928 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
4929 (s390_stack_size_string, s390_stack_guard_string, target_flags)
4930 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
4931 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
4932 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
4933 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
4934 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
4935 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
4936 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
4937 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
4938 (TARGET_HANDLE_OPTION): Likewise.
4939 (s390_tune): Initialize to PROCESSOR_max.
4940 (s390_arch_string): Make static.
4941 (s390_tune_string, s390_warn_framesize_string): Delete.
4942 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
4943 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
4944 (s390_handle_arch_option, s390_handle_option): New functions.
4945 (override_options): Remove parsing of option strings.
4946 * config/s390/s390.opt: New file.
4948 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4950 * tree-complex.c (expand_vector_operations): Call
4951 update_stmt_if_modified.
4953 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
4955 * tree-vect-analyze (vect_determine_vectorization_factor):
4956 Do not use GET_MODE_NUNITS.
4957 * tree-vect-transform.c (vect_get_vec_def_for_operand,
4958 (vectorizable_load, vect_transform_loop): Likewise.
4960 2005-04-11 Uros Bizjak <uros@kss-loka.si>
4962 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
4963 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
4964 * optabs.h (enum optab_index): Add new OTI_lceil.
4965 (lceil_optab): Define corresponding macro.
4966 * optabs.c (init_optabs): Initialize lceil_optab.
4967 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
4968 and lceildi2 patterns.
4969 * builtins.c (expand_builtin_int_roundingfn): Handle
4970 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
4971 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
4972 BUILT_IN_LLCEIL{,F,L}.
4973 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
4974 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
4975 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
4976 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
4977 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
4978 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
4979 into lceil built-in function and (long long int)ceil{,f,l} into
4980 llceil built-in function.
4981 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
4984 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4986 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
4989 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
4991 * config/arm/arm.c: Fix a comment typo.
4992 * doc/tree-ssa.texi: Fix a typo.
4994 2005-04-10 Steven Bosscher <stevenb@suse.de>
4996 * cselib.c (clear_table): Rename to cselib_clear_table.
4997 * cselib.h (cselib_clear_table): Add prototype.
4998 * gcse.c (gcse_main): Make 'f' argument unused.
4999 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
5000 of each basic block instead.
5001 (compute_sets, compute_hash_table_work): Likewise.
5002 (constprop_register): Change int 'alter_jumps' argument to bool.
5003 (do_local_cprop): Likewise.
5004 (local_cprop_pass): Likewise. Also walk basic blocks instead of
5005 the insn chain. Explicitly clear the cselib tables after finishing
5006 one basic block. Make sure there are no unterminated libcall blocks.
5007 Update compute_sets call.
5008 (cprop): Walk basic blocks instead of the insn chain.
5009 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
5011 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
5012 one_cprop_pass calls.
5014 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5016 * combine.c (combine_simplify_rtx): Remove a transformation that
5017 relies on an invalid assumption about rtl sign-extension semantics.
5019 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
5021 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
5022 to build_int_cst_wide.
5024 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
5027 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
5028 set the original address pseudo to the correct value before the
5029 original insn, if possible, and leave the insn alone, otherwise
5030 create a new pseudo, set it and replace it in the insn.
5031 * recog.c (validate_change_maybe_volatile): New.
5032 * recog.h (validate_change_maybe_volatile): Declare.
5034 2005-04-09 Caroline Tice <ctice@apple.com>
5036 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5037 Remove targetm.have_named_sections test.
5038 (fix_edges_for_rarely_executed_code): Likewise.
5039 (insert_section_boundary_note): Likewise.
5040 (reorder_basic_blocks): Check partitioning flag before calling
5041 verify_hot_cold_block_grouping.
5042 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
5043 the function struct rather than global variables.
5044 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
5045 (COLD_END_LABEL): Likewise
5046 (cold_text_section_label): New static global variable.
5047 (cold_end_label): Likewise.
5048 (dwarf2out_switch_text_section): Get hot/cold section labels from
5049 the function struct rather than global variables.
5050 (output_aranges): Use cold_text_section_label and cold_end_label;
5051 check partitioning flag before putting out delta.
5052 (output_ranges): Remove incorrect code attempting to use
5054 (output_line_info): Get cold section label from function struct.
5055 (add_location_or_const_value_attribute): Likewise.
5056 (get_subprogram_die): Get hot/cold section labels from function struct.
5057 (dwarf2out_var_location): Likewise.
5058 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
5059 write out cold_text_section_label if partition flag is set.
5060 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
5061 * function.h (struct function): Add new fields to point to hot/cold
5062 section labels: hot_section_label, cold_section_label,
5063 hot_section_end_label and cold_section_end_label; also add new field
5064 for cold text section name, unlikely_text_section_name.
5065 * opts.c (decode_options): Turn off partitioning flag if
5066 !targetm.have_named_sections.
5067 * output.h (hot_section_label): Remove.
5068 (hot_section_end_label): Remove.
5069 (cold_section_end_label): Remove.
5070 (unlikely_section_label): Remove.
5071 (unlikely_text_section_name): Remove.
5072 * passes.c (rest_of_handle_final): Remove code that frees
5073 unlikely_text_section_name.
5074 * varasm.c (unlikely_section_label): Remove.
5075 (hot_section_label): Remove.
5076 (hot_section_end_label): Remove.
5077 (cold_section_end_label): Remove.
5078 (unlikely_text_section_name): Remove.
5079 (initialize_cold_section_name): Modify to call
5080 targetm.strip_name_encoding; to store cold section name in current
5081 function struct, if it exists; and to only use the decl_section_name
5082 if flag_named_sections is true.
5083 (unlikely_text_section): Modify to get section name out of current
5084 function struct, if there is one; otherwise build it from
5085 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
5086 (in_unlikely_text_section): Likewise.
5087 (named_section): Modify to get/put cold section name in current function
5088 struct, if there is one.
5089 (function_section): Change 'bool unlikely' to 'int reloc'; check
5090 targetm.have_named_sections before calling named_section.
5091 (current_function_section): Likewise.
5092 (assemble_start_function): Modify to get/put unlikely_text_section_name
5093 in current function struct; modify to get hot/cold section labels
5094 from function struct; initialize labels using
5095 ASM_GENERATE_INTERNAL_LABEL;
5096 test partitioning flag before writing out hot section label.
5097 (assemble_end_function): Test partitioning flag before writing out
5098 hot/cold section labels.
5099 (default_section_type_flags_1): Modify to use array instead of
5100 char* for unlikely_text_section_name; set flags correctly for
5101 cold text section if there is not a current function decl.
5103 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5105 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
5106 and TI_VA_LIST_FPR_COUNTER_FIELD.
5107 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
5108 * tree-pass.h (pass_stdarg): Add.
5109 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
5110 * tree-stdarg.c: New file.
5111 * tree-stdarg.h: New file.
5112 * Makefile.in (OBJS-common): Add tree-stdarg.o.
5113 (tree-stdarg.o): Add dependencies.
5114 * function.h (struct function): Add va_list_gpr_size and
5115 va_list_fpr_size fields.
5116 * function.c (allocate_struct_function): Initialize them.
5117 * target.h (struct gcc_target): Add stdarg_optimize_hook.
5118 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5119 (TARGET_INITIALIZER): Add it.
5121 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
5122 va_list_{g,f}pr_counter_field.
5123 (ix86_setup_incoming_varargs): Don't do anything if reg_save
5124 area will not be used. Only save registers that tree-stdarg.c
5125 detected they need saving.
5126 (ix86_va_start): Don't set up fields that won't be used.
5128 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
5129 va_list_{g,f}pr_counter_field.
5130 (setup_incoming_varargs): Don't do anything if reg_save
5131 area will not be used. Only save registers that tree-stdarg.c
5132 detected they need saving.
5133 (rs6000_va_start): Don't set up fields that won't be used.
5135 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
5136 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
5137 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
5138 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
5140 2005-04-09 Jakub Jelinek <jakub@redhat.com>
5143 * config/i386/i386.c (construct_container): Pass empty aligned
5144 struct, union or class in memory.
5146 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
5148 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
5149 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
5150 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
5151 config/rs6000/predicates.md: Fix comment typos.
5153 * sched-int.h (haifa_insn_data): Remove blockage and units.
5154 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
5155 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
5156 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
5158 2005-04-09 Jan Hubicka <jh@suse.cz>
5159 Steven Bosscher <stevenb@suse.de>
5161 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
5162 * cfgloop.c (get_loop_exit_edges): Likewise.
5163 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
5165 * loop-unroll.c (analyze_insns_in_loop): Likewise.
5166 * tree-cfg.c (dump_cfg_status): Likewise.
5168 2005-04-09 David Edelsohn <edelsohn@gnu.org>
5170 * config/rs6000/predicates.md (altivec_register_operand): Remove
5171 redundant match_code test.
5172 (gpc_reg_operand): Same.
5173 (cc_reg_operand): Same.
5174 (cc_reg_not_cr0_operand): Same.
5176 2005-04-09 Jan Hubicka <jh@suse.cz>
5178 Forgotten hunk from my last merge patch:
5179 * final.c (output_addr_const): Do not call mark_referenced.
5181 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
5183 * doc/tree-ssa.texi: Add immediate use documentation.
5185 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
5187 * arm.c (FL_WBUF): Define.
5188 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
5189 (arm_is_6_or_7): Delete.
5190 (arm_tune_wbuf): New.
5191 (arm_override_options): Set arm_tune_wbuf.
5192 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
5193 (arm_is_6_or_7): Delete declaration.
5194 (arm_tune_wbuf): New declartion.
5195 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
5196 (model_wbuf): Derive from arm_tune_wbuf.
5197 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
5198 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
5199 (arm740t): Mark CPUs as having a write buffer.
5201 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5203 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
5204 of 'const_double_operand' in operand 2 constraints. Update enable
5207 2005-04-09 Uros Bizjak <uros@kss-loka.si>
5209 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
5210 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
5211 * optabs.h (enum optab_index): Add new OTI_lfloor.
5212 (lfloor_optab): Define corresponding macro.
5213 * optabs.c (init_optabs): Initialize lfloor_optab.
5214 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
5215 and lfloordi2 patterns.
5216 * builtins.c (expand_builtin_int_roundingfn): New prototype.
5217 (expand_builtin_int_roundingfn): New function.
5218 (fold_builtin_int_roundingfn): New prototype.
5219 (fold_builtin_int_roundingfn): New function, renamed from
5220 fold_builtin_lround.
5221 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
5222 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
5223 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
5224 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
5225 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
5226 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
5227 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
5228 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
5229 into lfloor built-in function and (long long int)floor{,f,l} into
5230 llfloor built-in function.
5231 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
5234 2005-04-08 Ian Lance Taylor <ian@airs.com>
5236 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
5237 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
5238 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
5239 (DO_COND, DO_BODY): Likewise.
5240 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
5241 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
5242 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
5243 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
5244 (build_continue_stmt, build_break_stmt): Don't declare.
5245 (c_do_switch_warnings): Update declaration.
5246 * c-gimplify.c (enum bc_t): Remove.
5247 (struct c_gimplify_ctx, ctxp): Remove.
5248 (push_context, pop_context): Remove static functions.
5249 (c_genericize): Don't call push_context or pop_context.
5250 (begin_bc_block, finish_bc_block): Remove static functions.
5251 (build_bc_goto): Likewise.
5252 (gimplify_c_loop): Likewise.
5253 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
5254 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
5255 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
5256 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
5257 * c-common.c (c_do_switch_warnings): Rename from
5258 c_do_switch_warnings_1.
5259 (c_do_switch_warnings) [old version]: Remove.
5260 (c_do_switch_expr_warnings): Remove.
5261 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
5262 function instead of c_do_switch_expr_warnings.
5263 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
5264 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
5265 * c-pretty-print.c (pp_c_statement): Likewise.
5266 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
5268 2005-04-08 Devang Patel <dpatel@apple.com>
5270 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
5271 While selecting replacement condition pay attention to loop header.
5273 2005-04-08 Diego Novillo <dnovillo@redhat.com>
5275 Merge from tree-cleanup-branch: VRP, store CCP, store
5276 copy-prop, incremental SSA updating of FUD chains and
5277 newly exposed symbols.
5279 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
5280 (OBJS-common): Add tree-vrp.o.
5281 (tree-vrp.o): New rule.
5282 * basic-block.h (nearest_common_dominator_for_set): Declare.
5283 * common.opt (ftree-store-ccp): New flag.
5284 (ftree-copy-prop): New flag.
5285 (ftree-vrp): New flag.
5286 (ftree-store-copy-prop): New flag.
5287 * dominance.c (nearest_common_dominator_for_set): New.
5288 * domwalk.c (walk_dominator_tree): Only traverse
5289 statements in blocks marked in walk_data->interesting_blocks.
5290 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
5291 * fold-const.c (fold): Handle ASSERT_EXPR.
5292 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
5293 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
5294 flag_tree_vrp at -O2.
5295 * timevar.def (TV_TREE_VRP): Define.
5296 (TV_TREE_COPY_PROP): Define.
5297 (TV_TREE_STORE_COPY_PROP): Define.
5298 (TV_TREE_SSA_INCREMENTAL): Define.
5299 (TV_TREE_STORE_CCP): Define.
5300 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
5301 to kill_redundant_phi_nodes from comment.
5302 (verify_expr): Handle ASSERT_EXPR.
5303 * tree-dfa.c (mark_new_vars_to_rename): Remove second
5304 argument. Update all users.
5305 (mark_call_clobbered_vars_to_rename): Remove. Update all
5307 * tree-flow-inline.h (unmodifiable_var_p): New.
5308 * tree-flow.h (enum value_range_type): Declare.
5309 (struct value_range_def): Declare.
5310 (value_range): Declare.
5311 (remove_all_phi_nodes_for): Remove. Update all users.
5312 (find_phi_node_for): Declare.
5313 (add_type_alias): Declare.
5314 (count_uses_and_derefs): Declare.
5315 (kill_redundant_phi_nodes): Remove.
5316 (rewrite_into_ssa): Remove.
5317 (rewrite_def_def_chains): Remove.
5318 (update_ssa, register_new_name_mapping, create_new_def_for,
5319 need_ssa_update_p, name_registered_for_update_p,
5320 release_ssa_name_after_update_ssa, dump_repl_tbl,
5321 debug_repl_tbl, dump_names_replaced_by,
5322 debug_names_replaced_by, mark_sym_for_renaming,
5323 mark_set_for_renaming, get_current_def, set_current_def,
5324 get_value_range, dump_value_range, debug_value_range,
5325 dump_all_value_ranges, debug_all_value_ranges,
5326 expr_computes_nonzero, loop_depth_of_name,
5327 unmodifiable_var_p): Declare.
5328 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
5330 * tree-into-ssa.c (block_defs_stack): Update comment.
5331 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
5332 syms_to_rename, names_to_release, repl_tbl,
5333 need_to_initialize_update_ssa_p, need_to_update_vops_p,
5334 need_to_replace_names_p): New locals.
5335 (NAME_SETS_GROWTH_FACTOR): Define.
5336 (struct repl_map_d): Declare.
5337 (struct mark_def_sites_global_data): Add field
5339 (enum rewrite_mode): Declare.
5340 (REGISTER_DEFS_IN_THIS_STMT): Define.
5341 (compute_global_livein): Use last_basic_block instead of
5343 (set_def_block): Remove last argument. Update all callers.
5344 (prepare_use_operand_for_rename): Remove. Update all callers.
5345 (prepare_def_operand_for_rename): Remove. Update all callers.
5346 (symbol_marked_for_renaming): New.
5349 (repl_map_hash): New.
5351 (repl_map_free): New.
5352 (names_replaced_by): New.
5353 (add_to_repl_tbl): New.
5354 (add_new_name_mapping): New.
5355 (mark_def_sites): Assume that all the operands in the
5356 statement are in normal form.
5357 (find_idf): Assert that the block in the stack is valid.
5358 (get_default_def_for): New.
5359 (insert_phi_nodes_for): Add new argument 'update_p'.
5361 If update_p is true, add a new mapping between the LHS of
5362 each new PHI and the name that it replaces.
5363 (insert_phi_nodes_1): Only call find_idf if needed.
5364 (get_reaching_def): Call get_default_def_for.
5365 (rewrite_operand): Remove.
5366 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
5367 and REWRITE_THIS_STMT are false.
5368 Assume that all the operands in the statement are in
5370 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
5371 (rewrite_virtual_phi_arguments): Remove.
5372 (invalidate_name_tags): Remove.
5373 (register_new_update_single, register_new_update_set,
5374 rewrite_update_init_block, replace_use,
5375 rewrite_update_fini_block, rewrite_update_stmt,
5376 rewrite_update_phi_arguments): New.
5377 rewrite_blocks): Remove argument 'fix_virtual_phis'.
5378 Add arguments 'entry', 'what' and 'blocks'.
5379 Initialize the dominator walker according to 'what' and
5381 Start the dominator walk at 'entry'.
5382 (mark_def_site_blocks): Add argument 'interesting_blocks'.
5383 Use it to configure the dominator walker.
5384 (rewrite_into_ssa): Remove argument 'all'.
5386 (rewrite_all_into_ssa): Remove.
5387 (rewrite_def_def_chains): Remove.
5388 (mark_def_interesting, mark_use_interesting,
5389 prepare_phi_args_for_update, prepare_block_for_update,
5390 prepare_def_site_for, prepare_def_sites,
5391 dump_names_replaced_by, debug_names_replaced_by,
5392 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
5393 delete_update_ssa, create_new_def_for,
5394 register_new_name_mapping, mark_sym_for_renaming,
5395 mark_set_for_renaming, need_ssa_update_p,
5396 name_registered_for_update_p, ssa_names_to_replace,
5397 release_ssa_name_after_update_ssa,
5398 insert_updated_phi_nodes_for, update_ssa): New.
5399 * tree-loop-linear.c (linear_transform_loops): Call
5400 update_ssa instead of rewrite_into_ssa.
5401 * tree-optimize.c (vars_to_rename): Remove.
5403 (init_tree_optimization_passes): Replace
5404 pass_redundant_phi with pass_copy_prop.
5406 Replace pass_ccp with pass_store_ccp.
5407 Add pass_store_copy_prop after pass_store_ccp.
5408 (execute_todo): If the TODO_ flags don't include updating
5409 the SSA form, assert that it does not need to be updated.
5410 Call update_ssa instead of rewrite_into_ssa and
5411 rewrite_def_def_chains.
5412 If TODO_verify_loops is set, call verify_loop_closed_ssa.
5413 (tree_rest_of_compilation):
5414 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
5415 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
5416 TODO_cleanup_cfg): Renumber.
5417 (TODO_verify_loops, TODO_update_ssa,
5418 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
5419 TODO_update_ssa_only_virtuals): Define.
5420 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
5422 * tree-phinodes.c (make_phi_node): Update documentation.
5423 (remove_all_phi_nodes_for): Remove.
5424 (find_phi_node_for): New.
5425 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
5426 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
5427 (interpret_rhs_modify_expr): Likewise.
5428 * tree-sra.c (decide_instantiations): Mark all symbols in
5429 SRA_CANDIDATES for renaming.
5430 (mark_all_v_defs_1): Rename from mark_all_v_defs.
5431 (mark_all_v_defs): New function. Update all users to call it
5432 with the whole list of scalarized statements, not just the
5434 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
5435 (compute_flow_insensitive_aliasing): If the tag is
5436 unmodifiable and the variable isn't or vice-versa, don't
5437 make them alias of each other.
5438 (setup_pointers_and_addressables): If the type tag for
5439 VAR is about to change, mark the old one for renaming.
5440 (add_type_alias): New.
5441 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
5442 (ccp_lattice_t): Rename from latticevalue.
5443 (value): Remove. Update all users.
5444 (const_val): New local variable.
5445 (do_store_ccp): New local variable.
5446 (dump_lattice_value): Handle UNINITIALIZED.
5447 (debug_lattice_value): New.
5448 (get_default_value): Re-write.
5449 (set_lattice_value): Re-write.
5450 (def_to_varying): Remove. Update all users.
5451 (likely_value): Return VARYING for statements that make
5452 stores when STORE_CCP is false.
5453 Return VARYING for any statement other than MODIFY_EXPR,
5454 COND_EXPR and SWITCH_EXPR.
5455 (ccp_initialize): Re-write.
5456 (replace_uses_in, replace_vuse_in, substitute_and_fold):
5457 Move to tree-ssa-propagate.c.
5458 (ccp_lattice_meet): Handle memory stores when
5459 DO_STORE_CCP is true.
5460 (ccp_visit_phi_node): Likewise.
5461 (ccp_fold): Likewise.
5462 (evaluate_stmt): Likewise.
5463 (visit_assignment): Likewise.
5464 (ccp_visit_stmt): Likewise.
5465 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
5469 (do_ssa_store_ccp): New.
5470 (gate_store_ccp): New.
5471 (pass_store_ccp): Declare.
5472 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
5473 (may_propagate_copy): Reformat.
5474 Don't abort if ORIG is a virtual and DEST isn't.
5475 If NEW does not have alias information but DEST does,
5477 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
5478 copy_prop_kind, which_copy_prop): Declare.
5479 (stmt_may_generate_copy, get_copy_of_val,
5480 get_last_copy_of, set_copy_of_val, dump_copy_of,
5481 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
5482 copy_prop_visit_stmt, copy_prop_visit_phi_node,
5483 init_copy_prop, fini_copy_prop, execute_copy_prop,
5484 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
5485 store_copy_prop): New.
5486 (pass_copy_prop, pass_store_copy_prop): Declare.
5487 * tree-ssa-dom.c (struct opt_stats_d): Add fields
5488 'num_const_prop' and 'num_copy_prop'.
5489 (cprop_operand): Update them.
5490 (dump_dominator_optimization_stats): Dump them.
5491 (tree_ssa_dominator_optimize): Call update_ssa instead of
5493 (loop_depth_of_name): Declare extern.
5494 (simplify_cond_and_lookup_avail_expr): Guard against NULL
5495 values for LOW or HIGH.
5496 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
5497 (record_equivalences_from_stmt): Call expr_computes_nonzero.
5498 (cprop_operand): Only propagate if VAL != OP.
5499 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
5500 statement for renaming.
5501 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
5502 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
5503 add_type_alias if necessary.
5504 Call mark_new_vars_to_rename.
5505 (tree_ssa_iv_optimize): If new symbols need to be renamed,
5506 mark every statement updated, call update_ssa and
5507 rewrite_into_loop_closed_ssa.
5508 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
5509 from LIVEIN if VAR is a virtual.
5510 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
5511 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
5512 (get_call_expr_operands): Reformat statement.
5513 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
5515 * tree-ssa-propagate.c (ssa_prop_init): Initialize
5516 SSA_NAME_VALUE for every name.
5517 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5518 get_value_loaded_by): New.
5519 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
5520 substitute_and_fold): Move from tree-ssa-ccp.c.
5521 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
5522 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
5523 get_value_loaded_by, replace_uses_in, substitute_and_fold):
5525 * tree-ssa.c (verify_use): Fix error message.
5526 (propagate_into_addr, replace_immediate_uses, get_eq_name,
5527 check_phi_redundancy, kill_redundant_phi_nodes,
5528 pass_redundant_phi): Remove. Update all users.
5529 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
5530 add_type_alias, if necessary.
5531 * tree-vectorizer.h (struct _stmt_vect_info): Update
5532 documentation for field 'memtag'.
5533 * tree-vrp.c: New file.
5534 * tree.def (ASSERT_EXPR): Define.
5535 * tree.h (ASSERT_EXPR_VAR): Define.
5536 (ASSERT_EXPR_COND): Define.
5537 (SSA_NAME_VALUE_RANGE): Define.
5538 (struct tree_ssa_name): Add field 'value_range'.
5539 (PHI_REWRITTEN): Remove.
5540 (struct tree_phi_node): Remove field 'rewritten'.
5541 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
5542 -ftree-store-copy-prop): Document.
5543 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
5544 Document usage of update_ssa.
5546 2005-04-08 David Edelsohn <edelsohn@gnu.org>
5549 * config/rs6000/predicates.md (altivec_register_operand): Accept
5551 (and64_operand): Do not limit CONST_INT to mask64_operand.
5552 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
5553 (and_operand): Do not limit CONST_INT to mask_operand.
5555 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
5557 PR rtl-optimization/20466
5558 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
5559 for overlap of the address of each list member.
5560 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
5562 2005-04-08 Mike Stump <mrs@apple.com>
5564 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
5566 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
5569 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5571 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
5573 * function.c (push_function_context_to): Don't set
5575 * function.h (function): Remove contains_functions.
5576 (current_function_contains_functions): Remove.
5578 * function.h (function): Remove instrument_entry_exit.
5579 (current_function_instrument_entry_exit): Remove.
5581 * function.h (nonlocal_labels): Remove.
5583 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
5585 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
5586 (check_attr_value, write_attr_get, write_expr_attr_cache,
5587 find_attr, make_internal_attr): Don't reference negative_ok or
5589 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
5590 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
5591 (ATTR_STATIC): Adjust the value.
5593 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
5595 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
5597 * config/s390/tpf.h (ASM_SPEC): Define.
5599 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
5601 * tree-flow.h: Remove the prototype for
5602 redirect_immediate_uses.
5603 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
5605 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
5607 * arm.c (arm_const_double_by_parts): New function.
5608 * arm-protos.h (arm_const_double_by_parts): Add prototype.
5609 * arm.md (define_split for 64-bit constants): Add another one.
5611 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
5613 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
5615 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5617 * system.h: Revert last change.
5619 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
5621 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
5622 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
5623 (TARGET_SWITCHES): Delete.
5624 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
5625 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
5626 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
5627 * config/xtensa/xtensa.opt: New file.
5629 2005-04-08 Ben Elliston <bje@au.ibm.com>
5631 * config/fp-bit.c: Include L_mul_tf in #endif comment.
5632 * config/fp-bit.h: Tidy comments.
5634 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5636 * system.h: Poison PARAMS.
5638 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
5640 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
5641 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
5642 (TARGET_SWITCHES): Delete.
5643 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5644 * config/vax/vax.opt: New file.
5646 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
5648 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
5650 2005-04-07 Ian Lance Taylor <ian@airs.com>
5652 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
5654 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
5655 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
5658 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
5660 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
5661 all immediate uses in PHI nodes.
5663 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
5665 * arm.c (arm_const_double_inline_cost): Handle any constant by
5666 using gen_lowpart and gen_highpart_mode.
5667 (note_invalid_constants): All constants in an RTX with a constraint
5668 that permits memory are now pushed to the constant pool.
5669 (output_move_double): Delete code to handle reg to reg and
5670 constant to reg moves.
5671 (const_double_needs_minipool, output_mov_immediate): Delete.
5672 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
5673 CONST_INT and CONST_VECTOR.
5674 * arm.md (ANY64): New mode macro.
5675 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
5676 (movdf_soft_insn): Split reg-reg and const-reg moves.
5677 (split patterns for 64-bit constant and register moves): New.
5678 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
5679 (cirrus_movdf_hard_insn): Likewise.
5680 * fpa.md (movdf_fpa): Likewise.
5681 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
5682 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
5684 (movv2si_internal_2): Likewise.
5685 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
5686 (movdf_vfp): Likewise.
5687 * arm-protos.h (output_mov_immediate): Delete prototype.
5689 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
5692 * simplify-rtx.c (simplify_unary_operation_1): Check
5693 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
5695 2005-04-06 James E Wilson <wilson@specifixinc.com>
5698 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
5701 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5703 * coverage.h (GCOV_TYPE_NODE): Delete.
5704 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
5705 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
5706 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
5707 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
5708 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
5710 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
5713 * Makefile.in (gcc.pot): Remove options.c dependency.
5714 * optc-gen.awk: Don't quote help strings with N_().
5716 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
5718 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
5719 the function returns a pointer type.
5721 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
5723 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
5724 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
5725 * doc/invoke.texi: Documnet salias-max-implicit-fields.
5726 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
5727 explicit_uses members.
5728 (get_or_create_used_part_for): Initialize new fields.
5729 (fieldoff_compare): New function.
5730 (create_overlap_variables_for): Count number of fields, use
5731 heuristic to determine whether to create subvars for vars with
5733 Sort the field list by offset and avoid creating duplicate SFT's.
5735 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5737 * c.opt (-F): Remove trailing whitespace from help string.
5738 (-finput-charset): Use a tab to separate the switch name and help
5740 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
5741 (-ftree-vectorizer-verbose): Likewise.
5743 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5745 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
5746 a PHI argument where a use occurs instead of all PHI arguments.
5748 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
5750 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
5753 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
5755 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
5756 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
5757 config/bfin/bfin.h: Fix comment typos.
5759 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
5761 * doc/install.texi: Update the URL for Jacks.
5762 * doc/sourcebuild.texi: Likewise.
5764 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
5767 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
5768 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
5770 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5772 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
5774 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
5776 * config/v850/v850-protos.h (override_options): Delete.
5777 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
5778 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
5779 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
5780 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
5781 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
5782 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
5783 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
5784 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
5785 (OVERRIDE_OPTIONS): Delete.
5786 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
5787 (small_memory_info): Remove the value field.
5788 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
5790 * config/v850/v850.c (small_memory): Remove the value field.
5791 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5792 (override_options): Delete.
5793 (v850_handle_memory_option, v850_handle_option): New functions.
5794 * config/v850/v850.opt: New file.
5796 2005-04-06 Geoffrey Keating <geoffk@apple.com>
5798 * config.host: Add a section for generic hosts, and a subsection
5799 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
5800 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
5801 * config/host-darwin.h: New.
5802 * config/x-darwin: New.
5803 * config/i386/host-i386-darwin.c: New.
5804 * config/i386/x-darwin: New.
5805 * config/rs6000/host-darwin.c: Include host-darwin.h.
5806 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
5807 (darwin_rs6000_gt_pch_use_address): Likewise.
5808 * config/rs6000/x-darwin: Change name of .o built, update
5809 dependencies for changes to rs6000/host-darwin.c.
5811 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5814 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
5816 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
5818 * tree-vect-analyze.c (vect_analyze_loop_form): Call
5819 split_loop_exit_edge instead of loop_split_edge_with.
5821 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
5823 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
5824 UNSPEC_SET_VSCR): New constants, used throughout.
5826 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
5828 (altivec_vspltis<VI_char>): ... this pattern, using
5829 a QImode const_int_operand for the immediate.
5830 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
5833 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
5836 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
5838 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
5840 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
5842 2005-04-06 Ben Elliston <bje@au.ibm.com>
5844 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
5845 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
5846 macros as living in "this file" and not gcc.h.
5848 2005-04-06 Ben Elliston <bje@au.ibm.com>
5850 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
5851 -ftree-live_range_split. Perhaps renamed at some point?
5853 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5856 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
5857 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
5859 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
5861 * tree-flow.h (number_of_iterations_cond): Declaration removed.
5862 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
5863 (number_of_iterations_special): New function.
5864 (number_of_iterations_exit): Use number_of_iterations_special.
5865 Use simplify_using_outer_evolutions only at -O3.
5866 (number_of_iterations_cond, tree_simplify_using_condition,
5867 simplify_using_initial_conditions, loop_niter_by_eval,
5868 compare_trees, can_count_iv_in_wider_type_bound,
5869 simplify_using_outer_evolutions): Use fold_build.
5871 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
5873 * doc/install.texi (Configuration): Document --with-java-home.
5875 2005-04-05 Richard Henderson <rth@redhat.com>
5879 * config/i386/i386.c (print_operand): Handle vector zeros.
5880 (ix86_split_to_parts): Handle CONST_VECTOR.
5881 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
5882 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
5883 what modes to tie for MMX and SSE registers.
5884 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
5885 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
5886 to vector modes as well.
5887 * config/i386/predicates.md (const0_operand): Handle VOIDmode
5888 properly as an input mode.
5890 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5892 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
5894 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5896 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
5898 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5900 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
5901 and local functions, set sse_nregs to 8 and float_in_sse.
5902 (function_arg_advance, function_arg): If float_in_sse, pass
5903 SFmode and DFmode arguments in SSE registers.
5904 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
5906 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
5907 of -funit-at-a-time.
5909 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
5911 * config/i386/i386-protos.h (ix86_function_value): Accept two
5912 arguments, like the target macro.
5913 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
5914 * config/i386/i386.c (ix86_function_value): Accept the second
5915 argument of the target macro.
5916 (ix86_function_ok_for_sibcall): Pass a function pointer to
5917 ix86_function_value.
5918 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
5919 call to ix86_value_regno).
5920 (ix86_value_regno): Add support for returning floating point values
5923 2005-04-05 Jakub Jelinek <jakub@redhat.com>
5925 PR tree-optimization/20076
5926 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
5927 that call __builtin_return or __builtin_apply_args.
5929 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
5931 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
5932 Use immediate use iterator.
5933 (stmt_is_bumper_for_loop): Use immediate use iterator.
5934 * predict.c (strip_builtin_expect): Use update_stmt.
5935 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
5936 on all elements of a STATEMENT_LIST.
5937 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
5938 (bsi_remove): Remove imm_use links and mark the stmt as modified.
5939 (bsi_replace): Mark stmt as modified and the update it.
5940 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
5941 (expand_complex_libcal): Call update_stmt.
5942 (expand_complex_comparison): Call mark_stmt_modified.
5943 (expand_complex_operations_1): Call update_stmt_if_modified.
5944 (expand_vector_operations_1): Call mark_stmt_modified.
5945 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
5946 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
5947 add_immediate_use, redirect_immediate_use,
5948 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
5949 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
5950 (mark_new_vars_to_rename): Call update_stmt.
5951 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
5952 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
5954 (unmodify_stmt): Delete.
5955 (update_stmt): New. Force an update of a stmt.
5956 (update_stmt_if_modified): update a stmt if it is out of date.
5957 (get_stmt_operands): Verify stmt is NOT modified.
5958 (stmt_modified_p): Update comment.
5959 (delink_imm_use): Remove a use node from its immuse list.
5960 (link_imm_use_to_list): Link a use node to a specific list.
5961 (link_imm_use): Link a node to the correct list.
5962 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
5963 it in the correct list, if appropriate.
5964 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
5965 (relink_imm_use): Link a use node in place of another node in a list.
5966 (relink_imm_use_stmt): LInk a node in place of another node, and set
5968 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
5969 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
5970 (first_safe_imm_use): New. Initialize a safe immuse iterator.
5971 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
5972 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
5973 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
5974 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
5975 (has_zero_uses): New. Return true if there are no uses of a var.
5976 (has_single_use): New. Return true if there is only a single use of a
5978 (single_imm_use): New. Return the simgle immediate use.
5979 (num_imm_uses): New. Return the number of immediate uses.
5980 (get_v_must_def_ops): Use is now a pointer.
5981 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
5982 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
5984 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
5985 (delink_stmt_imm_use): Delink all immuses from a stmt.
5986 (phi_arg_index_from_use): New. Return a phi arg index for a use.
5987 * tree-flow.h (struct dataflow_d): Delete.
5988 (immediate_use_iterator_d): New. Immediate use iterator struct.
5989 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
5990 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
5991 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
5993 (struct stmt_ann_d): Remove dataflow_t from struct.
5994 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
5995 (if_convertible_phi_p): Use FAST immuse iterator.
5996 (if_convertible_loop_p): Don't call compute_immediate_uses.
5997 (replace_phi_with_cond_modify_expr): Call update_stmt.
5998 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
5999 update_stmt_if_modified.
6000 (rewrite_all_into_ssa): Initialize ssa operands.
6001 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
6002 compute_immediate_uses.
6003 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
6004 ssa_property is available.
6005 (execute_one_pass): Change parameters passed to execute_todo.
6006 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
6007 (remove_ssa_form): Call fini_ssa_operands.
6008 (insert_backedge_copies): Delete call to modify_stmt.
6009 * tree-phinodes.c (make_phi_node): Initialize use nodes.
6010 (release_phi_node): Delink any use nodes before releasing.
6011 (resize_phi_node): Relink any use nodes.
6012 (remove_phi_arg_num): Delink the use node.
6013 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
6014 (remove_all_phi_nodes_for): Release phi node first.
6015 * tree-pretty-print.c (dump_generic_node): Print stmt address.
6016 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
6017 (scalarize_use, scalarize_copy): Call update_stmt.
6018 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
6019 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
6020 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
6021 (ccp_initialize): Remove call to compute_immediate_uses.
6022 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
6023 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
6025 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
6026 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
6027 (eliminate_redundant_computations): Call mark_stmt_modified.
6028 (cprop_operand): Call mark_stmt_modified.
6029 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
6030 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
6031 (dse_optimize_stmt): Use new immuse interface.
6032 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
6033 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
6034 (substitute_single_use_vars): Use new immuse interface.
6035 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
6036 and compute_immediate_uses.
6037 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
6039 (rewrite_mem_refs): Call update_stmt.
6040 (determine_lsm): Remove call to compute_imm_uses and free_df.
6041 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
6042 (try_unroll_loop_completely): Call update_stmt.
6043 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
6044 (rewrite_use_compare): Call update_stmt.
6045 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
6046 (rewrite_use) : Call update_stmt.
6047 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
6048 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
6050 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
6051 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
6052 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
6054 (initialize_vuse_operand): New. Initialize a vuse operand.
6055 (initialize_v_may_def_operand): New. Initialize a maydef operand.
6056 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
6057 (finalize_ssa_defs): Use stmt parameter.
6058 (correct_use_link): Ensure a use node is in the correct list, and has
6059 the correct stmt pointer.
6060 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
6061 finalize_ssa_v_must_defs): Also initialize use nodes.
6062 (finalize_ssa_stmt_operands): Pass extra stmt operands.
6063 (build_ssa_operands): Seperate parsing from final operand construction.
6064 (parse_ssa_operands): New. Parse entry point for operand building.
6065 (swap_tree_operands): New. Swap 2 tree operands.
6066 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
6068 (get_expr_operands): Call swap_tree_operands when needed.
6069 (copy_virtual_operands): Use initialize routines for virtual use ops.
6070 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
6071 (verify_abort): New. Issue imm_use error.
6072 (verify_imm_links): New Verify imm_use links for a var.
6073 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
6074 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
6075 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
6076 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
6077 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
6078 (NULL_USE_OPERAND_P) Define.
6079 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
6081 (struct vuse_operand_type): New struct.
6082 (SET_USE): Call set_ssa_use_from_ptr.
6084 (PHI_ARG_INDEX_FROM_USE): Define.
6085 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
6086 argument via SET_USE, not PHI_ARG_DEF_TREE.
6087 * tree-ssa-pre.c (eliminate): Call update_stmt.
6088 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
6090 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
6091 (nearest_common_dominator_of_uses): Use imm_use iterator.
6092 (statement_sink_location): Use imm_use iterator and interface.
6093 (execute_sink_code): Don't call compute_immediate_uses or free-df.
6094 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
6095 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
6096 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
6097 (verify_ssa): Ensure no stmt is marked modify after optimization pass
6098 if new parameter is true.
6099 (init_tree_ssa): Don't initialize operand cache here.
6100 (delete_tree_ssa): Don't destroy operand cache here.
6101 (propagate_into_addr): Pass in a use pointer, return true if anything
6103 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
6104 (check_phi_redundancy): Use imm_use iterator.
6105 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
6107 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
6108 (release_ssa_name): Delink node and all elements in its imm_use list.
6109 * tree-tailcall.c (adjust_return_value): Call update_stmt.
6110 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
6111 * tree-vectorizer.c (need_imm_uses_for): Delete.
6112 (vectorize_loops): Dont call compute_immediate_uses or free_df.
6113 * tree.h (struct ssa_imm_use_d): Define.
6114 (SSA_NAME_IMM_USE_NODE): Define.
6115 (struct tree_ssa_name): Add imm_use node.
6117 (PHI_ARG_IMM_USE_NODE): Define.
6118 (struct phi_arg_d): Add imm_use node.
6119 (struct tree_phi_node): Remove struct dataflow_d element.
6120 (TDF_STMTADDR): Define.
6122 2005-04-05 Dale Johannesen <dalej@apple.com>
6124 * doc/invoke.texi (Optimization Options): Remove
6125 duplicate -fcse-follow-jumps. Add -fweb.
6126 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
6127 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
6129 2005-04-05 Per Bothner <per@bothner.com>
6131 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
6132 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
6133 (warn_uninit): Get EXPR_LOCUS from context now instead.
6134 This fixes a USE_MAPPED_LOCATION testsuite failure.
6136 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
6138 2005-04-05 Per Bothner <per@bothner.com>
6140 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
6141 of the artification 'return 0' in main() to BUILTINS_LOCATION.
6142 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
6145 2004-04-05 Devang Patel <dpatel@apple.com>
6147 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
6148 (lhsr<mode>3): ... new name.
6149 (altivec_vsra<VI_char>): Rename to ..
6150 (ashr<mode>3): ... new name.
6151 * config/rs6000/rs6000.c (builtin_description): Rename shift
6154 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
6156 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
6157 gen_lowpart_for_combine.
6158 * cse.c (gen_lowpart_if_possible): Move...
6159 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
6161 (gen_lowpart_no_emit_general): Use it.
6163 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6165 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
6168 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
6170 * system.h: Fix typo.
6172 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
6174 * config/bfin/bfin-modes.def: New file.
6175 * config/bfin/bfin-protos.h: New file.
6176 * config/bfin/bfin.c: New file.
6177 * config/bfin/bfin.h: New file.
6178 * config/bfin/bfin.md: New file.
6179 * config/bfin/bfin.opt: New file.
6180 * config/bfin/crti.s: New file.
6181 * config/bfin/crtn.s: New file.
6182 * config/bfin/elf.h: New file.
6183 * config/bfin/lib1funcs.asm: New file.
6184 * config/bfin/predicates.md: New file.
6185 * config/bfin/t-bfin: New file.
6186 * config/bfin/t-bfin-elf: New file.
6187 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
6188 Document new attributes.
6189 (interrupt, interrupt_handler, saveall): Update documentation for
6191 * doc/install.texi (Specific): Add entry for the Blackfin.
6192 * doc/invoke.texi (Blackfin Options): New section.
6193 * doc/md.texi (Blackfin family): New section to document constraints.
6194 * config.gcc: Add bfin*-* and bfin*-elf configurations.
6196 2005-04-05 Olivier Hainque <hainque@adacore.com>
6198 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
6199 match what the system unwinder expects.
6200 * config/mips/mips.c (mips_frame_set): If we're saving the return
6201 address register and the dwarf return address column number differs
6202 from the hard register number, adjust the note reg to refer to the
6205 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
6207 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
6208 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
6209 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6210 (processor_type): New enum.
6211 (mn10300_processor): New variable.
6212 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
6213 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
6214 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
6215 (PROCESSOR_DEFAULT): New macro.
6216 * config/mn10300/mn10300.c (mn10300_processor): New variable.
6217 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6218 (mn10300_handle_option, mn10300_override_options): New functions.
6219 * config/mn10300/mn10300.opt: New file.
6221 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
6222 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
6224 PR tree-optimization/19903
6225 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
6226 that don't fit in their type after conversion.
6228 2005-04-05 Uros Bizjak <uros@kss-loka.si>
6231 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
6232 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
6233 Allocate local stack slots here. Set ix86_optimize_mode_switching.
6234 flag here. Implement using define_insn_and_split.
6235 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
6236 (frndintxf2_mask_pm_i387): New insn patterns.
6237 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
6238 Do not set ix86_optimize_mode_switching flag.
6239 (ceilsf2, ceildf2, ceilxf2): Same.
6240 (btruncsf2, btruncdf2, btruncxf2): Same.
6241 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
6243 2005-04-05 Ian Lance Taylor <ian@airs.com>
6246 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
6247 i386_pe_record_external_function.
6248 (i386_pe_record_external_function): Update declaration.
6249 * config/i386/winnt.c (struct extern_list): Add decl field.
6250 (i386_pe_record_external_function): Add decl parameter.
6251 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
6253 * config/i386/i386-protos.h (i386_pe_record_external_function):
6256 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
6258 * config/m68k/m68k-protos.h: Add a prototype for
6259 valid_dbcc_comparison_p_2.
6260 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
6261 extend_operator, const_uint32_operand, const_sint32_operand,
6262 general_src_operand, nonimmediate_src_operand,
6263 memory_src_operand, post_inc_operand, pre_dec_operand,
6264 pcrel_address): Move to predicates to predicates.md.
6265 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
6266 * config/m68k/m68k.md: Include predicates.md.
6267 * config/m68k/predicates.md: New.
6269 2005-04-04 Roger Sayle <roger@eyesopen.com>
6271 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
6273 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
6275 2005-04-04 Ian Lance Taylor <ian@airs.com>
6277 * c-typeck.c (struct c_switch): Rename switch_stmt field to
6279 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
6280 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
6281 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
6282 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
6283 * c-common.c (c_do_switch_warnings_1): New static function broken
6284 out of c_do_switch_warnings.
6285 (c_do_switch_warnings): Call c_do_switch_warnings_1.
6286 (c_do_switch_expr_warnings): New function.
6287 * c-common.h (c_do_switch_expr_warnings): Declare.
6289 2005-04-04 David Edelsohn <edelsohn@gnu.org>
6290 Daniel Jacobowitz <dan@codesourcery.com>
6292 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
6294 * rtlanal.c (may_trap_p): Same.
6296 2005-04-04 Dale Johannesen <dalej@apple.com>
6298 * ChangeLog: remove reference to ChangeLog.12.
6300 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
6302 CRIS epilogue as RTL.
6303 * config/cris/cris.md: Change all 0 in unspec 0 to
6305 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
6306 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
6308 ("return"): Change to define_expand. Call cris_expand_return for
6310 ("*return_expanded"): New pattern.
6311 ("epilogue"): New define_expand.
6312 * config/cris/cris.h (PREDICATE_CODES): Add
6313 cris_load_multiple_op.
6314 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
6316 (enum cris_retinsn_type): New.
6317 (struct machine_function): New member return_type.
6318 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
6319 (cris_target_asm_function_epilogue): Remove, moving RTLified
6321 (cris_expand_epilogue): New function.
6322 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
6323 (cris_gen_movem_load, cris_load_multiple_op)
6324 (cris_return_address_on_stack_for_return, cris_expand_return): New
6326 (cris_target_asm_function_prologue)
6327 (cris_initial_frame_pointer_offset): Call
6328 cris_reg_saved_in_regsave_area instead of complicated expression.
6329 Call cris_return_address_on_stack instead of an expression.
6330 (cris_print_operand) <case 'o', case 'O'>: New cases.
6331 (cris_return_address_on_stack): Change return-type to bool.
6332 (cris_simple_epilogue): Ditto. Return false if registers are
6334 * config/cris/cris-protos.h (cris_simple_epilogue)
6335 (cris_return_address_on_stack): Adjust prototype return type.
6336 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
6337 (cris_return_address_on_stack_for_return): New prototypes.
6339 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6341 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
6342 gpr_or_int12_operand.
6344 * config/frv/frv-protos.h: Add a prototype to
6345 frv_legitimate_memory_operand and frv_const_unspec_p.
6346 (frv_unspec): Move from frv.c.
6347 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
6348 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
6349 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
6350 gpr_or_fpr_operand, gpr_or_int12_operand,
6351 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
6352 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
6353 int6_operand, int5_operand, uint5_operand, uint4_operand,
6354 uint1_operand, int_2word_operand, uint16_operand,
6355 upper_int16_operand, integer_register_operand,
6356 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
6357 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
6358 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
6359 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
6360 move_destination_operand, movcc_fp_destination_operand,
6361 frv_function_symbol_referenced_p, move_source_operand,
6362 condexec_dest_operand, condexec_source_operand,
6363 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
6364 const_unspec_operand, gpr_or_memory_operand,
6365 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
6366 icc_operand, fcc_operand, cc_operand, icr_operand,
6367 fcr_operand, cr_operand, call_operand, sibcall_operand,
6368 symbolic_operand, relational_operator,
6369 integer_relational_operator, float_relational_operator,
6370 ccr_eqne_operator, minmax_operator,
6371 condexec_si_binary_operator, condexec_si_media_operator,
6372 condexec_si_divide_operator, condexec_si_unary_operator,
6373 condexec_sf_conv_operator, condexec_sf_add_operator,
6374 condexec_memory_operand, intop_compare_operator, acc_operand,
6375 even_acc_operand, quad_acc_operand, accg_operand: Move to
6377 * config/frv/frv.h (PREDICATE_CODES): Remove.
6378 * config/frv/frv.md: Include predicates.md.
6379 * config/frv/predicates.md: New.
6381 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6384 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
6385 * tree-ssa-loop-ivopts.c: Include langhooks.h.
6386 (add_standard_iv_candidates_for_size): New function, extracting code
6387 from add_standard_iv_candidates and parameterizing it by type size.
6388 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
6390 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
6392 * system.h (GCOV_SIZE_TYPE): Unposion.
6393 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
6394 (GCOV_TYPE_SIZE): ...this new macro.
6395 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
6396 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
6397 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
6398 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
6399 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
6400 instead of unsigned_intSI_type_node.
6401 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
6402 (rtl_gen_one_value_profiler_no_edge_manipulation)
6403 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
6404 * value-prof.c: Include coverage.h.
6406 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
6407 Diego Novillo <dnovillo@redhat.com>
6409 Fix PR tree-optimization/20703
6410 Fix PR tree-optimization/20725
6412 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
6413 (create_expression_by_pieces): Ditto.
6414 (valid_in_set): Ditto. Also handle tcc_declaration.
6415 (find_or_generate_expression): Handle comparison class.
6416 (insert_into_preds_of_block): Ditto.
6417 (insert_aux): Ditto.
6418 (create_value_expr_from): Handle comparison class, recursively
6419 handle reference nodes.
6420 (compute_avail): Handle comparison classes, rewrite a little cleaner.
6421 (execute_pre): Fix spacing.
6422 (do_fre): Renamed to execute_fre.
6424 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6426 * doc/invoke.texi (SPARC options): Document that
6427 -mlittle-endian is not supported on Linux either.
6429 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6433 * config.gcc (Obsolete configurations): Remove
6434 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
6435 (sparclite-*-coff*): Delete.
6436 (sparclite-*-elf*): Likewise.
6437 (sparc86x-*-elf*): Likewise.
6438 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
6439 * config/sparc/lite.h: Delete.
6440 * config/sparc/litecoff.h: Likewise.
6441 * config/sparc/liteelf.h: Likewise.
6442 * config/sparc/sp86x-elf.h: Likewise.
6443 * config/sparc/t-sparclite: Likewise.
6444 * config/sparc/t-sp86x: Likewise.
6446 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
6448 * config/s390/s390-protos.h: (s390_comparison,
6449 s390_alc_comparison, s390_slb_comparison, const0_operand,
6450 consttable_operand, larl_operand, s_operand,
6451 shift_count_operand, bras_sym_operand, load_multiple_operation,
6452 store_multiple_operation, s390_plus_operand): Remove prototypes.
6453 (s390_legitimate_address_without_index_p): New prototype.
6454 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
6456 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
6457 const0_operand, consttable_operand, larl_operand, s_operand,
6458 shift_count_operand, bras_sym_operand, load_multiple_operation,
6459 store_multiple_operation, s390_plus_operand): Move to
6461 (check_mode): Remove.
6462 (s390_branch_condition_mask): Remove 'static'. Move prototype to
6464 (s390_legitimate_address_without_index_p): New.
6465 * config/s390/s390.h (PREDICATE_CODES): Remove.
6466 * config/s390/s390.md: Include predicates.md.
6467 * config/s390/predicates.md: New.
6469 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
6472 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
6473 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
6474 (NEED_INDICATE_EXEC_STACK): Define to 1.
6475 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
6476 (NEED_INDICATE_EXEC_STACK): Define to 1.
6477 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
6478 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
6479 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
6480 (pic_helper_emitted_p): New global.
6481 (emit_pic_helper): New function extracted from...
6482 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
6483 Do not call emit_pic_helper if delay_pic_helper is true.
6484 (sparc_expand_prologue): Pass 'false' to load_pic_register.
6485 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
6486 (sparc_file_end): New function.
6488 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6490 * config/mcore/mcore-protos.h: Remove the prototypes for
6491 mcore_arith_reg_operand, mcore_general_movsrc_operand,
6492 mcore_general_movdst_operand, mcore_reload_operand,
6493 mcore_arith_J_operand, mcore_arith_K_operand,
6494 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
6495 mcore_arith_K_S_operand, mcore_arith_imm_operand,
6496 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6497 mcore_literal_K_operand, mcore_addsub_operand,
6498 mcore_compare_operand, mcore_load_multiple_operation,
6499 mcore_store_multiple_operation, mcore_call_address_operand.
6500 Add a prototype for const_ok_for_mcore.
6501 * config/mcore/mcore.c (mcore_call_address_operand,
6502 mcore_general_movsrc_operand, mcore_general_movdst_operand,
6503 mcore_arith_reg_operand, mcore_reload_operand,
6504 mcore_arith_J_operand, mcore_arith_K_operand,
6505 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
6506 mcore_arith_M_operand, mcore_arith_imm_operand,
6507 mcore_arith_any_imm_operand, mcore_arith_O_operand,
6508 mcore_literal_K_operand, mcore_addsub_operand,
6509 mcore_compare_operand, mcore_load_multiple_operation,
6510 mcore_store_multiple_operation): Move to predicates.md.
6511 (const_ok_for_mcore): Export.
6512 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
6513 * config/mcore/mcore.md: Include predicates.md.
6514 * config/mcore/predicates.md: New.
6516 * config/mcore/predicates.md: Fix a comment typo.
6518 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
6519 Adrian Straetling <straetling@de.ibm.com>
6521 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
6522 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
6523 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
6525 ("imul"): Removed from "type" attribute.
6526 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
6527 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
6528 Changed type to imulsi.
6529 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
6531 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6533 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
6534 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
6535 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
6536 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
6537 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
6538 (TARGET_SWITCHES, mcore_stack_increment_string)
6539 (TARGET_OPTIONS): Delete.
6540 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
6541 than *_BIT constants.
6542 (TARGET_8ALIGN): #undef old definition before redefining to 1.
6543 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
6544 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
6545 (mcore_override_options): Delete mcore_stack_increment code.
6546 Change use of M340_BIT to MASK_M340.
6547 * config/mcore/mcore.opt: New file.
6549 2005-04-04 Ian Lance Taylor <ian@airs.com>
6551 * config/arm/arm.c (replace_symbols_in_block): Remove static
6554 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
6556 * config/fr30/fr30-protos.h: Remove the prototypes for
6557 stack_add_operand, add_immediate_operand,
6558 high_register_operand, low_register_operand, call_operand,
6559 di_operand, and nonimmediate_di_operand.
6560 * config/fr30/fr30.c (stack_add_operand,
6561 add_immediate_operand, high_register_operand,
6562 low_register_operand, call_operand, di_operand,
6563 nonimmediate_di_operand): Move to predicates.md.
6564 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
6565 * config/fr30/fr30.md: Include predicates.md.
6566 * config/fr30/predicates.md: New.
6568 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
6569 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
6570 mcore_call_address_operand.
6572 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
6573 general_movsrc_operand.
6575 2005-04-04 Alan Modra <amodra@bigpond.net.au>
6577 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
6580 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
6583 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
6586 2005-04-04 Richard Henderson <rth@redhat.com>
6587 Jakub Jelinek <jakub@redhat.com>
6589 PR rtl-optimization/16104
6590 * fold-const.c (fold_unary): Fix folding of vector conversions.
6592 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6594 * config.gcc (xstormy16-*-elf): Set extra_options.
6595 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
6596 * config/stormy16/stormy16.opt: New file.
6598 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
6600 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
6601 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
6602 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
6603 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
6604 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
6605 (TARGET_UNIX_ASM): Delete.
6606 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
6607 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
6608 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
6609 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6610 * config/pdp11/pdp11.opt: New file.
6612 2005-04-03 Roger Sayle <roger@eyesopen.com>
6613 Alexandre Oliva <aoliva@redhat.com>
6616 * fold-const.c (non_lvalue): Split tests into...
6617 (maybe_lvalue_p): New function.
6618 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
6619 C++ front-end prior to lowering into gimple form.
6621 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6623 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
6624 BUILT_IN_STRNCASECMP): New.
6625 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
6628 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
6631 * arm.md (addsi3_compare0_for_combiner): Delete.
6632 (addsi3_compare0_scratch_for_combiner): Delete.
6633 (cmpsi_neg_shiftsi): Delete.
6634 (compare_negsi_si): New pattern.
6635 (cmpsi_negshiftsi_si): New pattern.
6636 (negated_cbranchsi4): Restrict to equality_operator.
6638 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
6641 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6643 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
6646 * doc/install.texi: Fix a typo.
6648 2005-04-03 Steven Bosscher <stevenb@suse.de>
6651 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
6652 a computed goto if the edge to the computed goto block has
6653 incoming abnormal edges. Clarify how the function works.
6655 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
6657 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
6658 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
6659 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
6660 hash_scan_set, reg_set_between_after_reload_p,
6661 reg_used_between_after_reload_p, get_avail_load_store_reg,
6662 eliminate_partially_redundant_load): Likewise.
6663 * postreload.c (reload_cse_simplify_set,
6664 reload_combine_note_use): Likewise.
6665 * predict.c (predict_insn, expected_value_to_br_prob,
6666 propagate_freq, expensive_function_p): Likewise.
6667 * print-rtl.c (print_rtx): Likewise.
6668 * profile.c (instrument_edges, instrument_values,
6669 compute_branch_probabilities, branch_prob, union_groups,
6670 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
6671 * protoize.c (in_system_include_dir, file_could_be_converted,
6672 file_normally_convertible, gen_aux_info_file, seek_to_line,
6673 do_cleaning): Likewise.
6674 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
6675 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
6676 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
6678 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6680 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
6681 * modulo-sched.c (undo_replace_buff_elem): New structure.
6682 (kernel_number_of_cycles, ps_unschedule_node,
6683 undo_generate_reg_moves,free_undo_replace_buff,
6684 undo_permute_partial_schedule, loop_single_full_bb_p,
6685 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
6686 build_loops_structure, get_sched_window): New.
6687 (generate_reg_moves): Return undo_replace_buff_elem and other
6689 (generate_prolog_epilog): Remove old loop versioning.
6690 (sms_schedule): Use loop information and loop_version.
6691 (sms_schedule_by_order): Split part of it to get_sched_window.
6692 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
6693 cfg_layout_finalize and free_dominance_info before/after SMS.
6695 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
6697 * cfghooks.c (lv_flush_pending_stmts,
6698 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
6699 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
6700 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
6701 lv_add_condition_to_bb,
6702 lv_adjust_loop_header_phi, extract_cond_bb_edges,
6703 flush_pending_stmts): New in cfg_hooks structure.
6704 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
6705 extract_cond_bb_edges, lv_adjust_loop_header_phi,
6706 lv_add_condition_to_bb): New declarations.
6707 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
6709 (loop_version): Declare.
6710 * cfgloopmanip.c (cfghooks.h): Include.
6711 (duplicate_loop_to_header_edge): Change return type to bool.
6712 (loop_version, lv_adjust_loop_entry_edge): Move here.
6713 * cfgrtl.c (cfgloop.h): Include.
6714 (rtl_verify_flow_info_1): Fix.
6715 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
6716 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
6718 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
6719 tree_lv_add_condition_to_bb): New.
6720 (tree_cfg_hooks): Add new hooks to initialization.
6721 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
6722 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
6724 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
6726 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
6727 xstormy16_below100_or_register,
6728 xstormy16_splittable_below100_or_register, and
6729 nonimmediate_nonstack_operand.
6731 * config/stormy16/stormy16-protos.h: Remove the prototypes for
6732 xstormy16_ineqsi_operator, equality_operator,
6733 inequality_operator, shift_operator,
6734 xstormy16_below100_operand, xstormy16_below100_or_register,
6735 xstormy16_splittable_below100_or_register,
6736 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
6737 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
6738 equality_operator, inequality_operator,
6739 xstormy16_below100_operand, xstormy16_below100_or_register,
6740 xstormy16_splittable_below100_or_register,
6741 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
6742 nonimmediate_nonstack_operand, shift_operator): Move to
6744 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
6745 * config/stormy16/stormy16.md: Include predicates.md.
6746 * config/stormy16/predicates.md: New.
6748 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6750 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
6751 small_int, large_int, reg_or_0_operand, simple_memory_operand,
6752 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
6753 move_operand, power_of_2_operand): Move to predicates.md.
6754 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
6755 PREDICATE_CODE): Remove.
6756 * config/iq2000/iq2000.md: Include predicates.md.
6757 * config/iq2000/predicates.md: New.
6759 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
6761 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
6762 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
6763 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
6764 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
6765 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
6766 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
6767 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
6768 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6769 (TARGET_M68HC11): Delete.
6770 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
6771 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
6772 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
6773 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
6774 (nb_soft_regs): Delete.
6775 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
6776 (m68hc11_override_options): Remove the code that caters for MASK_M6811
6777 and MASK_M6812 being set simultaneously. Change the code that sets
6778 the default m68hc11_soft_reg_count to use integers instead of strings.
6779 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
6780 m68hc11_soft_reg_count (which now has an int type) as the number
6782 * config/m68hc11/m68hc11.opt: New file.
6784 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
6786 * config/fr30/fr30.h (PREDICATE_CODES): Remove
6787 fp_displacement_operand, sp_displacement_operand.
6789 * config/m68hc11/m68hc11-protos.h: Add a prototype for
6791 Remove the prototypes for tst_operand, cmp_operand,
6792 stack_register_operand, d_register_operand,
6793 hard_addr_reg_operand, splitable_operand,
6794 m68hc11_logical_operator, m68hc11_arith_operator,
6795 m68hc11_non_shift_operator, m68hc11_shift_operator,
6796 m68hc11_unary_operator, m68hc11_eq_compare_operator,
6797 non_push_operand, hard_reg_operand, and
6798 reg_or_some_mem_operand.
6799 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
6801 (tst_operand, cmp_operand, non_push_operand,
6802 splitable_operand, reg_or_some_mem_operand,
6803 stack_register_operand, d_register_operand,
6804 hard_addr_reg_operand, hard_reg_operand,
6805 m68hc11_eq_compare_operator, m68hc11_logical_operator,
6806 m68hc11_arith_operator, m68hc11_non_shift_operator,
6807 m68hc11_shift_operator, m68hc11_unary_operator): Move to
6809 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
6810 * config/m68hc11/m68hc11.md: Include predicates.md.
6811 * config/m68hc11/predicates.md: New.
6813 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6816 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
6817 change checked in along with 2005-03-03's patch for debug/20253.
6818 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
6819 (remap_decl): Insert type decl in map earlier.
6821 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6823 PR tree-optimization/20640
6824 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
6825 post-dominator if it has phi nodes.
6826 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
6827 before dead statements.
6829 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6832 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
6834 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
6836 PR rtl-optimization/20290
6837 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
6838 in every iteration if the entry point is the exit test.
6840 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
6842 * config/cris/cris.md (attribute "length"): Define.
6844 2005-04-02 Geoffrey Keating <geoffk@apple.com>
6846 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
6847 (word_offset_memref_operand): New.
6848 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
6849 (indexed_or_indirect_operand): Delete.
6850 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
6851 (indexed_or_indirect_operand): Delete.
6853 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
6856 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
6859 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
6860 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
6862 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
6864 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
6866 2005-04-01 Ian Lance Taylor <ian@airs.com>
6868 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
6869 (rus, prus): Remove static variables.
6870 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
6871 (process_command): Permit report_times and use_pipes together.
6873 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
6875 * c-decl.c (validate_proto_after_old_defn): Look at
6876 TYPE_MAIN_VARIANT of argument types.
6878 2005-04-01 Paul Brook <paul@codesourcery.com>
6880 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
6881 (arm_output_function_epilogue): Allow call_via_SP.
6882 (thumb_call_via_reg, arm_file_end): Ditto.
6883 * config/arm/arm.h (struct machine_function): Include space for SP.
6884 (thumb_call_via_label): Update declaration.
6886 2005-04-01 Ian Lance Taylor <ian@airs.com>
6888 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
6889 doing a peephole optimization, once again put any notes in the
6892 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6894 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
6896 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6898 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
6899 (block_alloc, find_free_reg): Likewise.
6900 * loop-doloop.c (doloop_modify): Likewise.
6901 * loop-invariant.c (record_use): Likewise.
6902 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
6903 get_iv_value, canon_condition, eliminate_implied_condition,
6904 eliminate_implied_condition, simplify_using_initial_values,
6905 shorten_into_mode, canonicalize_iv_subregs,
6906 iv_number_of_iterations): Likewise.
6907 * loop-unroll.c (expand_var_during_unrolling): Likewise.
6908 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
6909 unswitch_loop): Likewise.
6910 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
6911 move_movables, replace_call_address, find_and_verify_loops,
6912 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
6913 record_giv, final_giv_value, general_induction_var,
6914 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
6915 loop_giv_dump): Likewise.
6917 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
6918 GCOV_CHECK_WRITING): Remove.
6919 (gcov_position, gcov_rewrite): Use gcc_assert.
6920 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
6921 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
6922 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
6925 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6927 * tree-inline.c: Fix a typo.
6929 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
6931 * configure.ac (enable-checking): Explicitly set all variables for
6932 collective switch values. Alphabetize variables. Rename
6933 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
6935 * doc/install.texi (enable-checking): Update documentation.
6936 * configure: Rebuilt.
6938 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6940 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
6943 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6945 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
6946 Also reject cases where this pattern will cause load delay stalls
6947 unless optimizing for size and it will produce a shorter sequence.
6948 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
6949 variants to avoid pre-adjusting the base when possible.
6951 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
6953 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
6954 the frame and argument pointers.
6955 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
6956 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
6957 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
6958 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
6959 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
6960 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
6962 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
6964 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
6965 with entry for selectany attribute.
6966 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
6968 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
6969 (i386_pe_asm_named_section): Handle sections generated by
6970 selectany attribute.
6971 * doc/extend.texi (selectany): Document attribute.
6973 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
6974 Jan Hubicka <jh@suse.cz>
6976 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
6977 to fix addresses involving EBP and ESP.
6978 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
6979 for SUBREGed registers.
6980 (legitimate_address_p): Accept SUBREGed registers.
6982 2005-04-01 Jakub Jelinek <jakub@redhat.com>
6985 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
6986 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
6989 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
6991 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
6993 2005-04-01 James E Wilson <wilson@specifixinc.com>
6996 * dwarf2out.c (rtl_for_decl_init): New function.
6997 (rtl_for_decl_location): Extracted from here.
6998 (tree_add_const_value_attribute): Call rtl_for_decl_init and
6999 add_const_value_attribute. Delete initializer_constant_valid_p call.
7001 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
7003 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
7004 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
7005 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
7006 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
7007 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
7008 config/i386/i386.md, config/rs6000/predicates.md,
7009 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
7010 config/s390/s390.c, config/stormy16/stormy16.c,
7011 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
7014 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
7017 * gimplify.c (gimplify_expr): Create a temporary for lvalue
7018 COND_EXPR and CALL_EXPR.
7020 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
7023 * genautomata.c (first_cycle_unit_presence): Check all alternative
7024 states for unit presence.
7026 * doc/md.texi: Remove remark about impossibility to query unit
7027 presence in non nondeterministic automaton state.
7029 * config/ia64/ia64.c (get_template): Change order of unit querying.
7031 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7033 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
7036 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
7038 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
7039 flag for edges outside any loops.
7041 2005-03-31 Janis Johnson <janis187@us.ibm.com>
7043 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
7045 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7047 * tree-ssa-alias.c: Follow spelling conventions.
7048 * doc/tree-ssa.texi: Fix a typo.
7050 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
7052 * postreload-gcse.c: Include target.h.
7053 (gcse_after_reload_main): Return early if we cannot modify jumps.
7054 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
7056 2005-03-31 David Edelsohn <edelsohn@gnu.org>
7058 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
7059 expensive operations.
7061 2005-03-31 Ian Lance Taylor <ian@airs.com>
7063 * collect2.c (lderrout): New variable.
7064 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
7065 if it is set, to stderr.
7066 (handler): Unlink lderrout if it is set.
7067 (dump_file): Add "to" parameter. Change all callers.
7068 (main): Initialize lderrout.
7069 (collect_execute): Add errname parameter. Change all callers.
7070 Rename redir parameter to outname. Never pass
7071 PEX_STDERR_TO_STDOUT to pex_run.
7072 * collect2.h (collect_execute, dump_file): Update declarations.
7073 * tlink.c (tlink_execute): Add errname parameter. Change all
7075 (do_tlink): Check lderrout as well as ldout.
7077 2005-03-31 Caroline Tice <ctice@apple.com>
7079 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
7080 (bb-reorder.o): Add errors.h to list of requirements.
7081 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
7082 profiledbootstrap flags.
7083 * bb-reorder.c (errors.h): Add new include.
7084 (struct bbro_basic_block_data_def): Add new field, in_trace.
7085 (add_unlikely_executed_notes): Remove function.
7086 (mark_bb_for_unlikely_executed_section): Remove function.
7087 (insert_section_boundary_note): New function.
7088 (verify_hot_cold_block_grouping): New function.
7089 (push_to_next_round_p): Remove variables and tests that push all
7090 cold blocks to last round.
7091 (find_traces): Remove code that added extra round of trace finding
7092 when doing partitioning.
7093 (find_traces_1_round) : Remove variable last_round; add code to
7094 update new struct field, in_trace; correct trace_length where it was
7095 incorrect before (after call to copy_bb); change code that pushed all
7096 cold blocks to last round. Instead verify that all blocks going into
7097 a trace belong in the same partition.
7098 (connect_traces): Modify to connect the traces in two passes, if the
7099 function contains both hot and cold blocks. The first pass connects
7100 all the traces for blocks in the partition that the first block in
7101 the function belongs to; the second pass connnects all the traces
7102 containing blocks that belong in the other partition.
7103 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
7104 code that automatically put the first block in a function into the
7105 hot partition if the function had any hot blocks.
7106 (fix_crossing_unconditional_branches): Check number of succ edges
7107 before attempting to get one.
7108 (fix_edges_for_rarely_executed_code): Update comment describing
7110 (reorder_basic_blocks): Add code to initialize new field (in_trace);
7111 remove call to add_unlikely_executed_notes; add call to
7112 verify_hot_cold_block_grouping.
7113 (duplicate_computed_gotos): Don't change computed goto if it's a
7115 (partition_hot_cold_basic_blocks): Update function comment.
7116 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
7118 (try_forward_edges): Likewise.
7119 (merge_blocks_move_predecessor_nojumps): Likewise.
7120 (merge_blocks_move_successor_nojumps): Likewise.
7121 (merge_blocks_move): Likewise.
7122 (try_crossjump_bb): Likewise.
7123 * cfglayout.c (update_unlikely_executed_notes): Remove function.
7124 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
7125 notes to cold bb's; remove call to update_unlikely_executed_notes.
7126 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7127 NOTE_INSN_SWITCH_TEXT_SECTIONS.
7128 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
7129 function declaration.
7130 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
7132 (rtl_can_merge_blocks): Remove redundancy from condition.
7133 (try_redirect_by_replacing_jump): Likewise.
7134 (force_nonfallthru_and_redirect): Remove code for adding
7135 UNLIKELY_EXECUTED_CODE notes to cold bb's.
7136 (commit_one_edge_insertion): Likewise.
7137 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
7138 * dbxout.c (FORCE_TEXT): Replace function_section with
7139 current_function_section.
7140 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
7141 function, switch_text_section.
7142 (struct xcoff_debug): Likewise.
7143 (dbxout_function_end): Add code to put out label diffs for both
7144 hot and cold sections.
7145 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
7146 for new debug_hooks funciton, switch_text_section..
7147 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
7148 switch_text_section.
7149 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
7150 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
7151 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
7152 dw_fde_switched_sections.
7153 (output_call_frame_info): Add test to see if function switches text
7154 sections in the middle; if so, use appropriate extra hot and cold
7155 section labels to compute size deltas for the hot and cold sections.
7156 (dwarf2out_begin_prologue): Add code to initialize new fields in
7158 (dwarf2out_switch_text_section): New function (invoked through
7159 debug_hook); updates new fields in dw_fde_struct appropriately and
7160 increments separate_line_info_table_in_use.
7161 (dwarf2_debug_hooks): Initialize switch_text_section function to be
7162 dwarf2out_switch_text_section.
7163 (struct var_loc_node): Add new field, section_label.
7164 (output_aranges): Add code to check whether in hot or cold section and
7165 use the appropriate label in calculating deltas.
7166 (output_ranges): Likewise.
7167 (output_line_info): Add code to check which section we're in and
7168 use appropriate hot/cold label.
7169 (add_location_or_constant_value_attribute): Likewise.
7170 (gen_subprogam_die): Modify arange attributes to use correct labels.
7171 (dwarf2out_begin_block): Change call to function_section into call to
7172 current_function_section.
7173 (dwarf2out_end_block): Likewise.
7174 (dwarf2out_source_line): Likewise.
7175 (dwarf2out_var_location): Add code to check whether in hot or cold
7176 section and use the appropriate label.
7177 * except.c (output_function_exception_table): Change call to
7178 function_section into call to current_function_section.
7179 * final.c (profile_function): Likewise.
7180 (scan_ahead_for_unlikely_executed_note): Remove function.
7181 (final_scan_insn): Remove calls to
7182 scan_ahead_for_unlikely_executed_note, and related code for switching
7183 to cold section, except for the single time
7184 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
7185 debug_hooks->switch_text_sections; replace appropriate calls to
7186 function_section with calls to current_function_section.
7187 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
7188 test_bb to condition.
7189 (find_if_case_2): Likewise.
7190 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
7191 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
7192 * opts.c (decode_options): Change warning about hot/cold partitioning
7193 with exceptionss to inform (so as not to cause bootstrap failures);
7194 remove warning about partitioning with DWARF debug info.
7195 * output.h (current_function_section): Add new function decl.
7196 (insert_section_boundary_note): Likewise.
7197 (enum in_section): Move this declaration here from varasm.c.
7198 (unlikely_section_label): Likewise.
7199 (unlikely_text_section_name): Likewise.
7200 (last_text_section_name): New global variable.
7201 (last_text_section): Likewise.
7202 (hot_section_label): Likewise.
7203 (hot_section_end_label): Likewise.
7204 (cold_section_end_label): Likewise.
7205 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
7206 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
7207 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
7208 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
7209 insn from consideration.
7210 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
7211 switch_text_section.
7212 * varasm.c (basic-block.h): Add new include.
7213 (unlikely_section_label_printed): Remove global variable.
7214 (unlikely_section_label): Make global variable not be static any more.
7215 (unlikely_text_section_name): Likewise.
7216 (hot_section_end_label): New global variable (not static)
7217 (first_function_block_is_cold): Likewise.
7218 (hot_section_label): Likewise.
7219 (cold_section_end_label): Likewise..
7220 (last_text_section): New global variable, not static.
7221 (last_text_section_name): New global variable, not static.
7222 (initialize_cold_section_name): New function.
7223 (enum in_section): Move declaration to output.h.
7224 (text_section): Update last_text_section.
7225 (unlikely_text_section): Replace code to determine cold section name
7226 with call to initialize_cold_section_name; Add code to update
7227 last_text_section; remove code for printing out label.
7228 (named_section_real): Add code to update last_text_section and
7229 last_text_section_name as appropriate.
7230 (function_section): Change test for 'unlikely' to depend on
7231 first_function_block_is_cold (moved old test to
7232 current_function_section).
7233 (current_function_section): New function.
7234 (assemble_start_function): Move code that frees
7235 unlikely_text_section_name; initialize hot_section_end_label;
7236 print hot and cold section labels at the start of the function;
7237 set first_function_block_is_cold, if appropriate; initialize l
7238 ast_text_section; add call to insert_section_boundary_note.
7239 (assemble_end_function): Add code to write out hot and cold section
7241 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
7242 switch_text_section.
7243 * config/darwin.c (machopic_select_section): Replace incorrect
7244 function in base_funs; update reloc for cold sections if necessary.
7245 * config/darwin.h (SECTION_FUNCTION): Add code to update
7246 last_text_section if appropriate.
7247 (text_unlikely_section): Remove.
7248 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
7249 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
7250 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
7251 partitioning for this architecture.
7253 2005-03-31 Olivier Hainque <hainque@adacore.com>
7255 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
7256 defined and non-zero.
7258 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
7261 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
7264 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7267 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
7268 label operand. Remove (use (unspec..)). Don't emit a label on
7270 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
7271 generate inline label for load_toc_v4_PIC_1b.
7272 (rs6000_emit_load_toc_table): Likewise.
7274 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
7276 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
7277 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
7279 2005-03-29 Devang Patel <dpatel@apple.com>
7281 * tree-sra.c (decide_block_copy): Disable scalarization of
7284 2005-03-30 Stuart Hastings <stuart@apple.com>
7285 Dale Johannesen <dalej@apple.com>
7287 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
7288 * print-tree.c (print_node): Add case STATEMENT_LIST.
7290 2005-03-31 Alan Modra <amodra@bigpond.net.au>
7292 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
7293 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
7294 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
7295 is given with "powerpc64*" or "all", or when --with-cpu chooses
7298 2005-03-30 James E. Wilson <wilson@specifixinc.com>
7301 * dwarf2out.c (add_high_low_attributes): New function, extracted from
7302 gen_lexical_block_die.
7303 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
7305 2005-03-31 Jan Hubicka <jh@suse.cz>
7307 2004-11-02 Jan Hubicka <jh@suse.cz>
7309 * cgraph.c (cgraph_varpool_node_name): New function.
7310 (dump_cgraph_varpool_node): New function.
7311 (dump_varpool): New function.
7312 * cgraphunit.c (cgraph_optimize): Dump varpool.
7314 2004-10-16 Jan Hubicka <jh@suse.cz>
7316 * cgraph.c (decide_is_variable_needed): New function.
7317 (cgraph_varpool_finalize_decl): Use it.
7318 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
7320 * final.c (output_addr_const): Do not call mark_referenced.
7321 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
7322 always go via cgraph.
7323 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
7324 (check_global_declarations): Ifdef out code clearing DECL_RTL.
7325 * tree-optimize.c (execute_inline): Mark functions called.
7326 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
7328 2004-10-11 Jan Hubicka <jh@suse.cz>
7330 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
7331 (cgraph_varpool_last_needed_node): New static variable.
7332 (enqueue_needed_varpool_node): Break out from ...; add items to the
7333 end of queue; update first pointers.
7334 (cgraph_varpool_mark_needed_node): ... here.
7335 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
7336 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
7337 * cgraph.h (cgraph_varpool_node): Add analyzed field.
7338 (cgraph_varpool_first_unanalyzed_node): Declare.
7339 * cgraphunit.c: Include output.h.
7340 (cgraph_varpool_analyze_pending_decls): New function.
7341 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
7342 for errors, analyze pending decls.
7343 (cgraph_finalize_compilation_unit): Only analyze decls.
7344 (cgraph_optimize): Assemble the decls after expanding.
7346 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
7348 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
7349 subvars get marked properly in tags for grouping.
7350 (add_pointed_to_var): Mark only actual pointed to
7351 variables/subvars in addresses needed.
7352 (create_overlap_variables_for): Clear call clobbered on original
7354 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
7355 addresable vars with subvars into list.
7356 * tree-ssa.c (verify_ssa_name): Verify original is not used where
7359 2005-03-30 Richard Henderson <rth@redhat.com>
7361 * cgraph.h (struct cgraph_node): Add alias.
7362 * varasm.c (assemble_alias): Set it.
7363 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
7364 avoid calling cgraph_expand_function.
7366 2005-03-30 Tom Tromey <tromey@redhat.com>
7368 * tree.def (FILE_TYPE): Removed.
7369 * typeclass.h (enum type_class): Removed file_type_class.
7370 * dwarf2out.c (is_base_type): Updated.
7371 (gen_type_die): Likewise.
7372 * dbxout.c (dbxout_type): Updated.
7373 * builtins.c (type_to_class): Updated.
7374 * tree.c (type_contains_placeholder_1): Updated.
7375 * config/sparc/sparc.c (sparc_type_code): Updated.
7376 * config/ia64/ia64.c (hfa_element_mode): Updated.
7377 * expr.c (count_type_elements): Updated.
7378 * stor-layout.c (layout_type): Updated.
7379 * tree-inline.c (remap_type): Updated.
7380 * tree-pretty-print.c (dump_generic_node): Updated.
7382 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
7384 * builtins.c (expand_builtin_powi): Fix mode of
7385 2nd argument to match int.
7386 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
7387 2nd argument type to int.
7388 * libgcc2.c: Change prototype of __powi* functions to use
7391 2005-03-30 Dale Johannesen <dalej@apple.com>
7394 * calls.c (expand_call): Flush pending deferrals before
7397 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7401 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
7402 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
7403 c_label_context, label_context_stack): New.
7404 * c-decl.c (define_label): Check for jumps into statement
7405 expressions. Add label to list of defined labels.
7406 (start_function): Push context on label_context_stack.
7407 (finish_function): Pop context from label_context_stack.
7408 * c-typeck.c (label_context_stack): New.
7409 (c_finish_goto_label): Check for jumps into statement
7410 expressions. Add label to list of jumped to labels.
7411 (struct c_switch): Add blocked_stmt_expr.
7412 (c_start_case): Initialize it.
7413 (do_case): Check it.
7414 (c_finish_case): Verify !blocked_stmt_expr.
7415 (c_begin_stmt_expr): Push context on label_context_stack.
7416 Increment blocked_stmt_expr. Mark labels jumped to from outside
7418 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
7419 defined in the statement expression and no longer jumpable to.
7420 Mark labels jumped to from just outside the statement expression
7421 as again definable. Pop context from label_context_stack.
7422 * doc/extend.texi (Statement Exprs): Update.
7424 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
7427 * c-decl.c (start_function): Check for old_decl being
7430 2005-03-30 Ian Lance Taylor <ian@airs.com>
7432 * final.c (final): Remove prescan parameter. Change all callers.
7433 (final_scan_insn): Remove prescan parameter. Change all callers.
7435 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
7437 * tree-vectorizer.c: Fix comment typos.
7439 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
7441 * tree-scalar-evolution.c (instantiate_parameters_1): Return
7442 as soon as a chrec_dont_know is detected.
7444 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
7446 Merge from csl-arm-branch.
7447 2004-02-12 Mark Mitchell <mark@codesourcery.com>
7449 * tlink.c (recompile_files): Do not assume that "rename" can
7450 overwrite an existing file.
7452 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
7454 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
7455 * gcc/configure: Regenerate.
7457 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7459 * doc/install.texi: Update binutils requirement for powerpc*-linux.
7461 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
7463 * calls.c (struct arg_data): Update "partial" comment.
7464 (load_register_parameters): Update "nregs" comment.
7466 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7468 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
7469 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
7470 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
7471 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
7472 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
7473 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
7474 than target_flags & 0.
7475 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
7476 (iq2000_arch, iq2000_parse_cpu): Delete.
7477 (TARGET_HANDLE_OPTION): Override default.
7478 (iq2000_handle_option): New function.
7479 (override_options): Remove -march= and -mcpu= handling.
7480 * config/iq2000/iq2000.opt: New file.
7482 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7484 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
7485 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
7486 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
7487 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
7488 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
7489 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
7490 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
7491 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
7492 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
7493 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
7494 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
7495 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
7496 (c4x_rpts_cycles_string, c4x_cpu_version_string)
7497 (TARGET_OPTIONS): Delete.
7498 (c4x_rpts_cycles, c4x_cpu_version): Declare.
7499 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
7500 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
7501 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
7502 (c4x_cpu_version_string): Delete.
7503 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7504 (c4x_handle_option): New function. Map -m3x and -m4x options to the
7505 equivalent -mcpu= option.
7506 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
7507 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
7508 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
7509 or clearing the appropriate MASK_* bit.
7510 (c4x_file_start): Use c4x_cpu_version.
7511 * config/c4x/c4x.opt: New file.
7513 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7515 * doc/options.texi: Document the new MaskExists flag.
7516 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
7517 if the option has the MaskExists flag.
7519 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
7521 * opt-functions.awk (flag_set_p, test_flag): New functions.
7522 (switch_flags): Use them.
7523 * opth-gen.awk: Use flag_set_p to check for flags.
7524 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
7526 2005-03-30 Ian Lance Taylor <ian@airs.com>
7528 * config.host (i[34567]86-*-mingw32*): Don't set
7529 host_can_use_collect2 to no.
7531 2005-03-30 Alan Modra <amodra@bigpond.net.au>
7534 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
7535 Remove convert_memory_address call duplicating that in memory_address.
7537 2005-03-29 Richard Henderson <rth@redhat.com>
7540 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
7541 (build_compound_literal): Likewise. Propagate decl type into the
7543 (finish_decl): Likewise. Use new return value from complete_array_type
7544 for zero sized arrays.
7545 (complete_array_type): Move ...
7546 * c-common.c (complete_array_type): ... here. Change first argument
7547 to pointer-to-type-node. Consistently use sizetype for the index
7548 except for zero sized arrays. Detect zero sized arrays for pedantic
7549 mode diagnostics. Create a new type node instead of modifying the
7551 * c-tree.h (complete_array_type): Move decl ...
7552 * c-common.h (complete_array_type): ... here.
7554 2005-03-29 Richard Henderson <rth@redhat.com>
7557 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
7559 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
7561 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
7562 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
7563 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
7564 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
7566 2005-03-29 Eric Christopher <echristo@redhat.com>
7568 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
7569 truthvalue conversion removal.
7571 2005-03-29 Ian Lance Taylor <ian@airs.com>
7574 * collect2.c: Never include <vfork.h>.
7575 (VFORK_STRING, vfork): Don't define.
7576 (pid): Remove global variable.
7577 (handler): Call raise instead of kill (getpid(), ...).
7578 (collect_wait): Add pex parameter. Change all callers. Use
7579 pex_get_status rather than pwait.
7580 (do_wait): Add pex parameter. Change all callers.
7581 (collect_execute): Return struct pex_obj * rather than void. Use
7582 pex routines rather than pexecute.
7583 (fork_execute): Get pex_obj from collect_execute, and pass it to
7585 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
7586 Only declare quit_handler if SIGQUIT is defined.
7587 (scan_libraries): Likewise.
7588 * collect2.h (collect_execute): Update declaration.
7589 (collect_wait): Update declaration.
7590 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
7591 pass it to collect_wait.
7593 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
7596 * c-parser.c (c_parser_compound_statement_nostart): Give error
7597 message for EOF instead of just setting parser->error.
7599 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
7601 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
7602 (slpeel_update_phi_nodes_for_guard1): New function.
7603 (slpeel_update_phi_nodes_for_guard2): New function.
7604 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
7605 of slpeel_update_phi_nodes_for_guard.
7606 (vectorize_loops): Remove call to loop_closed_rewrite.
7607 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
7610 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
7612 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
7613 (TARGET_LITTLE_ENDIAN): New macro.
7614 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
7615 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
7616 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
7617 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
7618 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
7619 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
7620 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
7621 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
7622 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
7623 (TARGET_OPTIONS): Delete.
7624 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
7625 (CACHE_FLUSH_TRAP): Turn into an integer.
7626 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
7627 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
7628 -mflush-trap is in use.
7629 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
7630 (m32r_cache_flush_trap_string): Delete.
7631 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
7632 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
7633 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
7634 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7635 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
7636 -mmodel= and -msdata= handling from...
7637 (m32r_init): ...here.
7638 * config/m32r/m32r.opt: New file.
7640 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
7642 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
7643 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
7644 * tree-vect-analyze.c (vect_object_analysis): additional parm
7645 pass back a "struct ptr_info_def *" with the points-to info.
7646 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
7647 statement using info returned from vect_object_analysis.
7648 * tree-vect-transform.c (update_vuses_to_preheader): New function.
7649 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
7650 for virtual uses and defs when creating a replacement vector
7651 reference. Call duplicate_ssa_name_ptr_info to define points-to
7652 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
7653 (vectorizable_store): copy_virtual_operands and update
7654 definition statements.
7655 (vectorizable_load): copy_virtual_operands. Remove call to
7656 mark_call_clobbered_vars_to_rename for call to "const" builtin.
7657 * tree-vectorizer.c (vectorize_loops): Remove calls to
7658 rewrite_into_ssa and bitmap_clear (vars_to_rename).
7659 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
7660 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
7661 define macro STMT_VINFO_PTR_INFO for use in accessing.
7662 * tree.h add export of duplicate_ssa_name_ptr_info.
7663 * rs6000.c (altivec_init_builtins): Declare builtin function
7664 __builtin_altivec_mask_for_load to be "const".
7666 2005-03-29 Jakub Jelinek <jakub@redhat.com>
7669 * cgraph.h (struct cgraph_varpool_node): Add alias field.
7670 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
7671 assemble_variable on aliases.
7672 * varasm.c (assemble_alias): Set node->alias.
7673 * toplev.c (wrapup_global_declarations): Don't call
7674 rest_of_decl_compilation on aliases again.
7676 2005-03-29 Paul Brook <paul@codesourcery.com>
7678 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
7679 * config/arm/arm.c (arm_dbx_register_number): New function.
7680 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
7682 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
7685 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
7686 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
7688 2005-03-29 Dale Johannesen <dalej@apple.com>
7690 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
7691 $(TREE_H) and $(COVERAGE_H).
7692 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
7693 * opts.c (common_handle_option): Enable tree-based value transforms.
7694 * toplev.c (process_options): Ditto.
7695 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
7696 refers to references to this type.
7697 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
7698 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
7699 for may_be_more, may_be_less.
7700 (rtl_gen_pow2_profiler): Adjust.
7701 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
7702 (rtl_gen_one_value_profiler): Adjust.
7703 (rtl_gen_const_delta_profiler): Adjust.
7704 * tree-profile.c (tree_gen_interval_profiler): Implement.
7705 (tree_gen_pow2_profiler): Ditto.
7706 (tree_gen_one_value_profiler): Ditto.
7707 (tree_profiling): New.
7708 (pass_tree_profile): Reference it.
7709 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
7711 (insn_divmod_values_to_profile): Rename to
7712 rtl_divmod_values_to_profile. Adjust.
7713 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
7714 (insn_prefetch_values_to_profile): Adjust.
7715 (rtl_value_profile_transformations): Adjust.
7716 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
7717 (gen_mod_pow2): Rename to rtl_mod_pow2.
7718 (gen_mod_subtract): Rename to rtl_mod_subtract.
7719 (divmod_fixed_value_transform): Rename to
7720 rtl_divmod_fixed_value_transform.
7721 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
7722 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
7723 (rtl_find_values_to_profile): Adjust.
7724 (tree_value_profile_transformations): Implement.
7725 (tree_divmod_values_to_profile): New.
7726 (tree_values_to_profile): New.
7727 (tree_divmod_fixed_value): New.
7728 (tree_mod_pow2): New.
7729 (tree_mod_subtract): New.
7730 (tree_divmod_fixed_value_transform): New.
7731 (tree_mod_pow2_value_transform): New.
7732 (tree_mod_subtract_transform): New.
7733 (tree_find_values_to_profile): Implement.
7734 * profile.c (instrument_values): Free histograms.
7735 (compute_value_histograms): Adjust. Implement tree version.
7737 2005-03-29 Uros Bizjak <uros@kss-loka.si>
7739 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
7740 * config/i386/i386.c (output_fix_trunc): Add new round_mode
7741 variable. Output "fldcw" depending on round_mode.
7742 * config/i386/i386.md (UNSPEC_FIST): New.
7743 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
7744 New isns patterns to implement lrint and llrint built-ins as x87
7746 (fistdi2, fist<mode>2 splitters): New splitters.
7747 (lrint<mode>2): New expanders.
7749 2005-03-28 Ian Lance Taylor <ian@airs.com>
7751 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
7752 0 when calling final_scan_insn.
7754 2005-03-28 Jan Hubicka <jh@suse.cz>
7757 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
7760 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
7761 types where possible.
7763 2005-03-26 Per Bothner <per@bothner.com>
7765 Make -f[no-]show-column also control non-cpp diagnostics.
7766 * c.opt (fshow-column): Move option from here ...
7767 * common.opt (fshow-column): ... to here.
7768 * diagnostic.c (diagnostic_build_prefix): Only print column number
7769 if flag_show_column.
7771 2005-03-27 Steven Bosscher <stevenb@suse.de>
7773 * vax-protos.h (vax_output_int_move, vax_output_int_add,
7774 vax_output_conditional_branch): New prototypes.
7775 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
7776 extracted from vax.md mov and add patterns.
7777 (vax_output_conditional_branch): New function to output conditional
7778 branch instructions.
7779 * vax.md: Use mode macros for arithmetic and mov patterns.
7780 Use code macros for the jump patterns.
7782 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7784 * Makefile.in (libbackend.o): Depend on version files;
7785 add custom generation command.
7787 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
7790 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
7791 sure that we have a REG before getting its REGNO.
7793 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7795 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
7796 * builtins.def (BUILT_IN_STRNDUP): New.
7798 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
7800 PR tree-optimization/20470
7801 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
7804 2005-03-25 Mike Stump <mrs@apple.com>
7806 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
7809 2005-03-25 Geoffrey Keating <geoffk@apple.com>
7811 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
7812 Use our own structure definitions.
7814 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
7815 (fix_truncdfsi2): Allow registers or memory as destination.
7816 When TARGET_PPC_GFXOPT, generate simplified pattern.
7817 (fix_truncdfsi2_internal): Use define_insn_and_split.
7818 (fix_truncdfsi2_internal_gfxopt): New.
7819 (fctiwz): Don't confuse register allocation by giving it no choices.
7821 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
7822 (EXTRA_MEMORY_CONSTRAINT): Likewise.
7823 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
7824 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
7826 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7828 * dominance.c (free_dominance_info): Speed up by freeing et
7829 data structures without maintaining other nodes.
7830 * et-forest.c (et_free_tree_force): New.
7831 * et-forest.h: Add a prototype for et_free_tree_force.
7833 * tree.c (get_set_constructor_bits,
7834 get_set_constructor_bytes): Remove.
7835 * tree.h: Remove the corresponding prototypes.
7837 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
7840 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
7841 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
7842 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
7843 PRE_DEC, NEG and NOT.
7845 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
7847 * fold-const.c: Convert uses of fold (build (...)) to
7850 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
7852 PR rtl-optimization/20249
7853 * cse.c (insert_regs): Do not record equivalence of registers in
7856 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
7858 * emit-rtl.c (reverse_comparison): Remove.
7859 * rtl.h: Remove the corresponding prototype.
7861 2005-03-24 James E Wilson <wilson@specifixinc.com>
7863 * doc/install.texi (--enable-altivec): Delete docs.
7865 2005-03-24 David Edelsohn <edelsohn@gnu.org>
7867 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
7868 SFmode and DFmode before reload when
7869 flag_unsafe_math_optimizations not enabled.
7871 2005-03-24 Geoffrey Keating <geoffk@apple.com>
7873 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
7875 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
7876 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
7878 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
7880 * configure.ac (enable-checking): Add 'runtime' option.
7881 * doc/install.texi (enable-checking): Document 'runtime' checking.
7882 * tsystem.h (gcc_assert, gcc_unreachable): Define.
7883 * config.in: Regenerated.
7884 * configure: Regenerated.
7886 2005-03-23 Uros Bizjak <uros@kss-loka.si>
7888 * optabs.h (enum optab_index): Remove OTI_llrint.
7889 (llrint_optab): Remove macro.
7890 * optabs.c (init_optabs): Remove llrint_optab initialization.
7891 * genopinit.c (optabs): Remove llrint_optab implementation.
7892 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
7895 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
7897 PR rtl-optimization/20532
7898 * simplify-rtx.c (simplify_binary_operation_1): Protect from
7899 overflow when adding coefficients for PLUS or MINUS.
7900 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
7903 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7905 * langhooks.h (truthvalue_conversion): Remove.
7906 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
7907 LANG_HOOKS_TRUTHVALUE_CONVERSION.
7908 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
7909 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
7910 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
7912 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
7914 * params.def: Fix a typo.
7915 * config/mips/mips.c: Follow the spelling convensions.
7916 * doc/invoke.texi: Fix typos.
7918 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
7920 Fix PR tree-optimization/20601
7922 * tree-ssa-pre.c (insert_aux): Add missing condition to
7925 2005-03-23 Ian Lance Taylor <ian@airs.com>
7927 * final.c (final_scan_insn): Don't remove no-op instructions.
7928 * reload1.c (reload): Remove simple no-op instructions even when
7931 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
7933 PR tree-optimization/20501
7934 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
7935 reporting that peeling for alignment is applied moved to...
7936 * (vect_analyze_data_refs_alignment): Here.
7938 2005-03-23 Ian Lance Taylor <ian@airs.com>
7940 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
7942 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7944 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
7945 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
7947 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
7949 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
7950 imply that this is called once, independent of asms in code.
7951 Adjust to now being pased output and input lists. Mention helper
7952 function decl_overlaps_hard_reg_set_p.
7953 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
7954 hook_tree_tree_identity and to take three trees, returning third.
7955 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
7957 * stmt.c: include hard-reg-set.h before tree.h.
7958 (decl_overlaps_hard_reg_set_p): New function, broken out from...
7959 (decl_conflicts_with_clobbers_p): Call
7960 decl_overlaps_hard_reg_set_p.
7961 (expand_asm_operands): Pass output and input lists in call to
7962 targetm.md_asm_clobbers.
7963 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
7964 hook_tree_tree_tree_tree_3rd_identity.
7965 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
7967 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
7968 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
7969 parameters, first two unused.
7970 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
7971 parameters. Only add MOF to clobbers if there's no 'h' mentioned
7972 in constraint letters and MOF is not mentioned as a asm-declared
7973 register in neither of the input and output lists.
7975 2005-03-23 DJ Delorie <dj@redhat.com>
7977 * optabs.c (expand_binop): Make sure the first subword's result
7980 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
7982 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
7983 Call c_common_truthvalue_conversion rather than
7984 lang_hooks.truthvalue_conversion.
7985 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
7986 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
7988 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
7989 c_common_truthvalue_conversion.
7990 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
7991 c_parser_conditional_expression, c_parser_binary_expression): Call
7992 c_objc_common_truthvalue_conversion.
7993 * c-typeck.c (build_unary_op): Call
7994 c_objc_common_truthvalue_conversion.
7995 (build_conditional_expr): Do not call
7996 lang_hooks.truthvalue_conversion.
7997 (build_binary_op): Call c_common_truthvalue_conversion.
7998 (c_objc_common_truthvalue_conversion): Moved from
7999 c-objc-common.c. Call default_function_array_conversion instead
8000 of default_conversion.
8002 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
8004 * c-common.h (default_conversion): Remove.
8005 (perform_integral_promotions): Add.
8006 * c-tree.h (default_conversion): Add.
8007 * c-typeck.c (perform_integral_promotions): New, split out from
8009 * c-common.c (check_case_value): Use perform_integral_promotions,
8010 not default_conversion.
8011 (c_add_case_label): Don't continue processing case label after
8012 found to be pointer.
8014 2005-03-23 Mark Mitchell <mark@codesourcery.com>
8016 * gcc.c (do_spec_1): Do not add a -L path for a directory in
8017 the prefix list if we have already added a multilib directory
8019 (main): Do not add MD_EXEC_PREFIX to the list of directories to
8022 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8024 * reload1.c (indirect_symref_ok, reload_obstack): Make them
8026 * reload.h: Remove the prototype for indirect_symref_ok.
8028 * reload1.c (indirect_symref_ok): Make it global.
8029 * reload.h: Add a prototype for indirect_symref_ok.
8031 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
8033 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
8036 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
8038 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
8040 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
8042 * c-opts.c (c_common_parse_file): Only start/end main source file
8043 if debug hooks says the writer wants it.
8044 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
8046 (xcoff_debug_hooks): Ditto.
8047 * debug.c (do_nothing_hooks): Ditto.
8048 * debug.h (gcc_debug_hooks): Ditto.
8049 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
8050 * sdbout.c (sdb_debug_hooks): Ditto.
8051 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
8053 2005-03-22 Mark Mitchell <mark@codesourcery.com>
8055 * doc/extend.texi: Deprecate C++ min/max operators.
8057 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
8059 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
8060 artificial original candidates.
8062 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
8063 Jan Hubicka <jh@suse.cz>
8064 Steven Bosscher <stevenb@suse.de>
8066 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
8067 call cost based on argument sizes.
8068 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
8070 * params.def: (max-inline-inssn-single): Set to 450.
8071 (max-inline-insns-auto): Set to 90.
8072 (max-inline-insns-recursive): Set to 450
8073 (max-inline-insns-recursive-auto): Set to 450.
8074 (large-function-insns): Set to 2700.
8075 (inline-call-cost): New parameter.
8076 * tree-inline.c (estimate_move_cost): New function.
8077 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
8078 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
8080 * tree-inline.h (estimate_move_cost): Declare.
8081 * invoke.texi: (max-inline-inssn-single): Change default to 450.
8082 (max-inline-insns-auto): Change default to 90.
8083 (max-inline-insns-recursive): Change default to 450
8084 (max-inline-insns-recursive-auto): Change default to 450.
8085 (large-function-insns): Change default to 2700.
8086 (inline-call-cost): Document new parameter.
8088 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8090 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
8091 (TARGET_DEFAULT): Delete.
8092 * config/i860/i860.opt: New file.
8094 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
8096 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
8097 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8098 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8099 (frv_sched_lookahead): Delete.
8100 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
8101 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
8102 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
8103 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
8104 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
8105 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
8106 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
8107 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
8108 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
8109 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
8110 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
8111 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
8112 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
8113 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
8114 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
8115 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
8116 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
8117 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
8118 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
8119 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
8120 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
8121 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
8122 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
8123 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
8124 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
8125 (frv_sched_lookahead): Delete.
8126 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
8127 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8128 (frv_handle_option): New function. Move -mcpu= handling from...
8129 (frv_override_options): ...here. Remove handling of other
8131 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
8132 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
8133 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
8134 and TARGET_NO_MULTI_CE.
8135 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
8136 !TARGET_VLIW_BRANCH.
8137 * config/frv/frv.opt: New file.
8139 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8141 * fold-const.c (fold_ternary): Take decomposed arguments of
8143 (fold): Update a call to fold_ternary.
8145 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
8146 * tree.h: Add corresponding prototypes.
8148 2005-03-22 Jakub Jelinek <jakub@redhat.com>
8151 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
8152 between jump table and its label.
8153 * final.c (shorten_branches): Handle notes in between ADDR_VEC
8154 resp. ADDR_DIFF_VEC and the label preceeding it.
8155 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
8156 is emitted in the right section.
8158 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
8160 * fold-const.c (fold_unary, fold_binary): Update comments
8163 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
8165 PR rtl-optimization/20527
8166 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
8167 REG_INC note, test that the register also isn't mentioned in PRED
8170 2005-03-22 Ben Elliston <bje@au.ibm.com>
8172 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
8175 2005-03-21 Mike Stump <mrs@apple.com>
8177 * varasm.c (default_assemble_visibility): Remove extra ().
8179 2005-03-21 Roger Sayle <roger@eyesopen.com>
8182 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
8183 to determine whether a block can be duplicated, rather than test
8184 whether the block contains noncopyable insns ourselves.
8186 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8188 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
8191 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8193 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
8195 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8197 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
8198 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
8199 * config/fr30/fr30.opt: New file.
8201 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
8203 Fix PR tree-optimization/20542
8205 * tree-flow-inline.h (overlap_subvar): Move to here.
8206 * tree-ssa-operands.c: From here.
8207 * tree-flow.h (overlap_subvar): Declare.
8208 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
8209 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
8210 for variables with subvars.
8212 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
8215 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
8216 * modulo-sched.c (const_iteration_count): Return on NULL
8218 (print_node_sched_params): Return on NULL dump_file.
8219 (generate_reg_moves): Handle reg-anti dependencies and disregard
8220 closing branch when generating register moves.
8221 (sms_schedule): Mark the SMSed block dirty.
8222 * passes.c (rest_of_handle_sms): Call update_life_info for all
8224 * testsuite/gcc.dg/20050321-1.c: New test.
8226 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8228 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
8229 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
8230 movqi_internal): Likewise.
8232 2005-03-21 Bob Wilson <bob.wilson@acm.org>
8234 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
8235 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
8236 xtensa_b4const): Delete prototypes.
8237 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
8238 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
8239 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
8240 xtensa_extra_constraint): New prototypes.
8241 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8242 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8243 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8244 move_operand, const_float_1_operand, fpmem_offset_operand,
8245 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
8246 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
8247 (xtensa_b4const_or_zero): ...this. Change return type to bool and
8248 argument type to HOST_WIDE_INT.
8249 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
8250 xtensa_mask_immediate): Likewise.
8251 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
8252 Likewise. Also make these functions static.
8253 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
8254 (xtensa_const_ok_for_letter_p): New.
8255 (add_operand, arith_operand, nonimmed_operand, mem_operand,
8256 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
8257 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
8258 move_operand, const_float_1_operand, fpmem_offset_operand,
8259 branch_operator, ubranch_operator, boolean_operator): Move to
8261 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
8262 (xtensa_mem_offset): Change return type to bool.
8263 (xtensa_extra_constraint): New.
8264 (gen_int_relational): Update type of const_range_p function pointer.
8265 Use xtensa_b4const_or_zero.
8266 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
8267 xtensa_const_ok_for_letter_p. Update comments.
8268 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
8269 (PREDICATE_CODES): Delete.
8270 * config/xtensa/xtensa.md: Include predicates.md.
8271 * config/xtensa/predicates.md: New file.
8273 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8275 * config/v850/v850-protos.h: Remove the prototypes for
8276 reg_or_int9_operand, reg_or_const_operand,
8277 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
8278 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
8279 movsi_source_operand, power_of_two_operand,
8280 not_power_of_two_operand, special_symbolref_operand,
8281 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
8282 register_is_ok_for_epilogue.
8283 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
8284 reg_or_int9_operand, reg_or_const_operand,
8285 call_address_operand, special_symbolref_operand,
8286 movsi_source_operand, power_of_two_operand,
8287 not_power_of_two_operand, register_is_ok_for_epilogue,
8288 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
8289 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
8291 * config/v850/v850.h (PREDICATE_CODES): Remove.
8292 * config/v850/v850.md: Include predicates.md.
8293 * config/v850/predicates.md: New.
8295 2005-03-21 Zack Weinberg <zack@codesourcery.com>
8297 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
8298 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
8299 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
8300 (itoolsdir, itoolsdatadir): Move definition above new first use.
8301 (install-itoolsdirs): New rule.
8302 (install-mkheaders): Depend on install-itoolsdirs, not
8303 install-include-dir.
8305 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8307 * tree-into-ssa.c: Remove obsolete comments.
8309 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
8311 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
8312 unrolling if -fpeel-loops is specified, too.
8313 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8314 Remove superfluous check for flag_unroll_loops.
8316 2005-03-21 Uros Bizjak <uros@kss-loka.si>
8318 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
8319 (lrint_optab, llrint_optab): Define corresponding macros.
8320 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
8321 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
8322 pattern and llrint_optab using llrintdi2 patterns.
8323 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
8324 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
8325 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
8326 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
8327 flag_unsafe_math_optimizations is set.
8329 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8331 * combine.c (combine_simplify_rtx, simplify_if_then_else,
8332 simplify_logical, if_then_else_cond, known_cond,
8333 simplify_comparison): Adjust calls to reverse_comparison.
8334 Don't use combine_reversed_comparison_code).
8335 (combine_reversed_comparison_code): Remove.
8336 (reversed_comparison): Using reversed_comparison_code, move it...
8337 * jump.c (reversed_comparison): ... here.
8338 * rtl.h (reversed_comparison): Add prototype.
8340 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8342 * builtins.c (fold_builtin): Take decomposed arguments of
8344 * fold-const.c (fold_ternary): Update a call to fold_builtin.
8345 * gimplify.c (gimplify_call_expr): Likewise.
8346 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
8347 * tree.h: Update the prototype of fold_builtin.
8349 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
8351 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
8352 * rtlhooks.c (gen_lowpart_no_emit_general): New.
8353 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
8354 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
8355 * simplify-rtx.c (simplify_binary_operation_1): Use it.
8357 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
8359 * builtins.c (fold_builtin_1): Take decomposed arguments of
8361 (fold_builtin): Update a call to fold_builtin_1.
8363 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
8366 * gcov.c (output_lines): Only output function block summary when
8367 outputting branch information.
8368 * doc/gcov.texi: Document format of preamble and additional block
8371 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
8373 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
8374 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
8375 the defaults false if BITS_PER_UNIT != 8.
8376 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
8377 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
8378 than BITS_PER_UNIT != 8.
8379 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
8380 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
8381 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
8383 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
8384 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
8386 2005-03-20 Roger Sayle <roger@eyesopen.com>
8389 * fold-const.c (fold_binary): Fix type mismatch between
8390 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
8391 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
8392 for non-truth-valued expressions.
8394 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
8395 and FUNCTION_DECL in the main switch.
8396 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8397 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
8398 we also need to convert their operands to match.
8399 <TRUTH_NOT_EXPR>: Likewise.
8401 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
8403 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
8404 diagnostic without checking whether an lvalue.
8405 * c-common.h (lvalue_p): Remove.
8406 (enum lvalue_use): Update comment.
8407 (lvalue_or_else): Replace by lvalue_error.
8408 * c-typeck.c (lvalue_p): Make static.
8409 (lvalue_or_else): New. Call lvalue_error.
8411 2005-03-21 Alan Modra <amodra@bigpond.net.au>
8413 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
8414 (function_arg_advance): Use rs6000_parm_start.
8415 (function_arg, rs6000_arg_partial_bytes): Likewise.
8417 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8419 * c-common.c (check_case_value): Adjust comment about stripping
8421 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
8422 * c-typeck.c (default_conversion, convert_arguments,
8423 build_modify_expr, convert_for_assignment, store_init_value,
8424 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
8425 manually. Remove inaccurate comments.
8427 2005-03-20 Roger Sayle <roger@eyesopen.com>
8428 Joseph S. Myers <joseph@codesourcery.com>
8430 * varasm.c (do_assemble_alias): Restore comment describing function.
8431 Annotate the target parameter as potentially unused.
8433 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
8436 * config/avr/avr.c (avr_output_function_prologue): Do not use
8437 current_function_name() in a label, use a local label instead.
8439 2005-03-20 David Edelsohn <edelsohn@gnu.org>
8441 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
8442 flag_finite_math_only, not flag_unsafe_math_optimizations.
8444 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8446 * builtins.c (fold_builtin_1): Update a call to
8447 targetm.fold_builtin.
8448 * hooks.c (hook_tree_tree_bool_null): Rename to
8449 hook_tree_tree_tree_bool_null. Take one more argument of type
8451 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
8452 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
8453 hook_tree_tree_tree_bool_null.
8454 * target.h (gcc_target): Update the prototype of fold_builtin.
8455 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
8456 arguments of CALL_EXPR.
8457 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
8460 2005-03-20 Jan Hubicka <jh@suse.cz>
8462 * cgraph.h (cgraph_node): Add prev_clone pointer.
8463 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
8464 (cgraph_clone_node): Produce doubly linked chain.
8466 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8468 * c-common.c (handle_aligned_attribute, check_function_sentinel,
8469 get_nonnull_operand, handle_sentinel_attribute,
8470 check_function_arguments_recurse): Do not strip NOPS from
8472 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
8474 * c-format.c (get_constant): Likewise.
8475 * c-parser.c (c_parser_postfix_expression): Likewise.
8476 * c-typeck.c (set_init_index): Likewise.
8477 (convert_arguments): Don't check for NOP_EXPR containing integer
8480 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
8482 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
8483 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
8484 Take decomposed arguments of CALL_EXPR.
8485 (fold_builtin_1): Update calls to the functions mentioned
8488 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
8490 * c-decl.c (check_bitfield_type_and_width): Require bit-field
8491 width to have integer type.
8492 (build_enumerator): Require enumerator value to have integer type.
8494 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8496 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
8499 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8501 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
8502 std=iso9899:199x): Correct descriptions.
8504 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
8506 * config.gcc: Consistently use solaris2.1[0-9]* instead of
8509 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
8511 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
8513 (expand_builtin_memcpy, fold_builtin_1): Update calls to
8514 fold_builtin_memcpy.
8516 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
8517 arguments of CALL_EXPR.
8518 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
8519 fold_builtin_found, fold_builtin_1): Update calls to
8520 fold_trunc_transparent_mathfn.
8522 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8525 * fold-const.c (fold_widened_comparison): Don't optimize casts of
8526 function pointers on targets that require function pointer
8528 (fold_sign_changed_comparison): Likewise.
8530 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
8532 * combine.c (try_combine): When changing the mode of a hard reg, make
8533 sure that doing so is valid.
8535 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
8537 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
8538 (TARGET_HANDLE_OPTION): Override default.
8539 (avr_handle_option): New function.
8540 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
8541 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
8542 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
8543 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
8544 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
8545 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
8546 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
8547 (TARGET_OPTIONS): Delete.
8548 * config/avr/avr.opt: New file.
8550 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8552 * config/m32r/m32r-protos.h: Remove the prototypes for
8553 call_address_operand, symbolic_operand, seth_add3_operand,
8554 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8555 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8556 two_insn_const_operand, move_src_operand,
8557 move_double_src_operand, move_dest_operand,
8558 eqne_comparison_operator, signed_comparison_operator,
8559 large_insn_p, conditional_move_operand, carry_compare_operand,
8560 m32r_block_immediate_operand, extend_operand,
8561 reg_or_eq_int16_operand, int8_operand, and
8562 reg_or_zero_operand.
8563 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8564 seth_add3_operand, int8_operand, cmp_int16_operand,
8565 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8566 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8567 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8568 move_double_src_operand, move_dest_operand,
8569 eqne_comparison_operator, signed_comparison_operator,
8570 extend_operand, small_insn_p, large_insn_p,
8571 conditional_move_operand, carry_compare_operand,
8572 m32r_block_immediate_operand): Move to predicates.md.
8573 (MAX_MOVE_BYTES): Move to m32r.h.
8574 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8575 * config/m32r/m32r.md: Include predicates.md.
8576 * config/m32r/predicates.md: New.
8578 2005-03-18 James E Wilson <wilson@specifixinc.com>
8581 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
8584 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8586 * config/mn10300/mn10300-protos.h: Remove the prototypes for
8587 call_address_operand, const_8bit_operand.
8588 * config/mn10300/mn10300.c (call_address_operand,
8589 const_8bit_operand, const_1f_operand): Move to predicates.md.
8590 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
8591 * config/mn10300/mn10300.md: Include predicates.md.
8592 * config/mn10300/predicates.md: New.
8594 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
8596 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
8597 declarations in diagnostics and %E for identifiers, not %s.
8599 2005-03-18 Jan Hubicka <jh@suse.cz>
8600 Dale Johannesen <dalej@apple.com>
8602 * basic-block.h (scale_bbs_frequencies_int,
8603 scale_bbs_frequencies_gcov_type): Declare.
8604 * cfg.c (RDIV): New macro.
8605 (update_bb_frequency_for_threading): Fix.
8606 * basic-block.h (scale_bbs_frequencies_int,
8607 scale_bbs_frequencies_gcov_type): New.
8608 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
8609 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
8610 scale_bbs_frequencies_int.
8611 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
8613 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8615 * config/m32r/m32r-protos.h: Remove the prototypes for
8616 call_address_operand, symbolic_operand, seth_add3_operand,
8617 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
8618 reg_or_uint16_operand, reg_or_cmp_int16_operand,
8619 two_insn_const_operand, move_src_operand,
8620 move_double_src_operand, move_dest_operand,
8621 eqne_comparison_operator, signed_comparison_operator,
8622 large_insn_p, conditional_move_operand, carry_compare_operand,
8623 m32r_block_immediate_operand, extend_operand,
8624 reg_or_eq_int16_operand, int8_operand, and
8625 reg_or_zero_operand.
8626 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
8627 seth_add3_operand, int8_operand, cmp_int16_operand,
8628 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
8629 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
8630 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
8631 move_double_src_operand, move_dest_operand,
8632 eqne_comparison_operator, signed_comparison_operator,
8633 extend_operand, small_insn_p, large_insn_p,
8634 conditional_move_operand, carry_compare_operand,
8635 m32r_block_immediate_operand): Move to predicates.md.
8636 (MAX_MOVE_BYTES): Move to m32r.h.
8637 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
8638 * config/m32r/m32r.md: Include predicates.md.
8639 * config/m32r/predicates.md: New.
8641 * config/pa/pa-protos.h: Add prototypes for magic_milli and
8643 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
8644 symbolic_operand, symbolic_memory_operand,
8645 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
8646 indexed_memory_operand, move_dest_operand, move_src_operand,
8647 prefetch_cc_operand, prefetch_nocc_operand,
8648 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
8649 arith_operand, arith11_operand, pre_cint_operand,
8650 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
8651 ireg_operand, int5_operand, uint5_operand, int11_operand,
8652 uint32_operand, arith5_operand, and_operand, ior_operand,
8653 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
8654 pc_or_label_operand, div_operand, plus_xor_ior_operator,
8655 shadd_operand, movb_comparison_operator,
8656 cmpib_comparison_operator): Move to predicates.md.
8657 (magic_milli, shadd_constant_p): Make it extern.
8658 * config/pa/pa.h (PREDICATE_CODES): Remove.
8659 * config/pa/pa.md: Include predicates.md.
8660 * config/pa/predicates.md: New.
8662 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
8665 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8667 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
8668 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
8669 config/alpha/freebsd.h, config/alpha/linux.h,
8670 config/alpha/netbsd.h, config/alpha/osf5.h,
8671 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
8672 config/h8300/h8300-protos.h, config/h8300/h8300.c,
8673 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
8674 doc/cppopts.texi: Update copyright.
8676 2005-03-18 Jan Hubicka <jh@suse.cz>
8679 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
8681 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
8684 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8686 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
8689 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
8691 * combine.c (gen_binary): Remove.
8692 (known_cond, simplify_shift_const, find_split_point,
8693 combine_simplify_rtx, simplify_if_then_else, simplify_set,
8694 simplify_logical, expand_field_assignment, extract_left_shift,
8695 force_to_mode, if_then_else_cond, apply_distributive_law,
8696 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
8697 simplify_comparison, reversed_comparison): Replace with
8698 simplify_gen_binary, simplify_gen_relational or
8699 distribute_and_simplify_rtx.
8700 (distribute_and_simplify_rtx): New function.
8702 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
8703 Paolo Bonzini <gcc.gnu.org>
8705 * calls.c (setjmp_call_p, special_function_p): Update comments
8706 at the head of the functions.
8708 2005-03-18 Jan Hubicka <jh@suse.cz>
8710 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
8712 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
8713 function body should be released; do not proactively release function
8714 bodies in non-unit-at-a-time mode.
8716 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
8718 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
8719 mno-fp-ret-in-387 multilib variants.
8721 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
8723 * common.opt (m): Remove.
8724 * opts.c (handle_option): Pass 'm' options to set_target_switch if
8726 (common_handle_option): Remove OPT_m case.
8728 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
8730 * builtins.c (fold_builtin_bitop): Take decomposed arguments
8732 (fold_builtin_1): Update a call to fold_builtin_bitop.
8734 * builtins.c (fold_builtin_signbit): Take decomposed arguments
8736 (fold_builtin_1): Update a call to fold_builtin_signbit.
8738 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
8740 PR tree-optimization/20474
8741 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
8742 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
8744 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8746 * config/h8300/h8300-protos.h: Remove prototypes for
8747 general_operand_src, general_operand_dst, single_one_operand,
8748 single_zero_operand, call_insn_operand,
8749 two_insn_adds_subs_operand, small_call_insn_operand,
8750 jump_address_operand, bit_operand, bit_memory_operand,
8751 stack_pointer_operand, const_int_gt_2_operand,
8752 const_int_ge_8_operand, const_int_qi_operand,
8753 const_int_hi_operand, incdec_operand, bit_operator,
8754 nshift_operator, eqne_operator, gtle_operator,
8755 gtuleu_operator, iorxor_operator.
8756 Add prototypes for h8sx_shift_type h8sx_classify_shift and
8757 h8300_ldm_stm_parallel.
8758 * config/h8300/h8300.c (h8sx_shift_type,): Move to
8760 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
8761 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
8762 (h8300_ldm_stm_parallel): Make it extern.
8763 (h8300_ldm_parallel, h8300_stm_parallel,
8764 h8300_return_parallel, general_operand_src,
8765 general_operand_dst, h8300_dst_operand, h8300_src_operand,
8766 nibble_operand, reg_or_nibble_operand, single_one_operand,
8767 single_zero_operand, call_insn_operand,
8768 two_insn_adds_subs_operand, small_call_insn_operand,
8769 jump_address_operand, bit_operand, bit_memory_operand,
8770 stack_pointer_operand, const_int_gt_2_operand,
8771 const_int_ge_8_operand, const_int_qi_operand,
8772 const_int_hi_operand, incdec_operand, eqne_operator,
8773 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
8774 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
8775 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
8776 nshift_operator): Move to predicates.md.
8777 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
8778 * config/h8300/h8300.md: Include predicates.md.
8779 * config/h8300/predicates.md: New.
8781 2005-03-17 Richard Henderson <rth@redhat.com>
8783 * config.gcc (ia64*-*-hpux*): Add extra_options.
8784 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
8785 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8786 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
8787 (ia64_tls_size_string, ia64_tune_string): Remove.
8788 (ia64_tune): Init to PROCESSOR_ITANIUM2.
8789 (TARGET_DEFAULT_TARGET_FLAGS): New.
8790 (TARGET_HANDLE_OPTION): New.
8791 (ia64_override_options): Move options parsing ...
8792 (ia64_handle_option): ... here. New.
8793 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
8794 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
8795 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
8796 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
8797 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
8798 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
8799 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
8800 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
8801 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
8802 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
8803 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
8804 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
8805 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
8806 TARGET_EARLY_STOP_BITS): Remove.
8807 (TARGET_ILP32): Default false.
8808 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
8809 (enum ia64_inline_type): New.
8810 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
8811 * config/ia64/ia64.md: Update for new definitions of
8812 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
8813 * config/ia64/ia64.opt: New file.
8814 * config/ia64/ilp32.opt: New file.
8816 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
8819 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
8821 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
8823 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
8824 instead of MASK_H8300S.
8825 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
8826 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
8827 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
8828 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
8829 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
8830 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
8831 TARGET_SWITCHES): Remove.
8832 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
8834 * config/h8300/h8300.opt: New.
8836 * config/alpha/alpha.opt, config/arc/arc.opt,
8837 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
8840 2005-03-17 Ian Lance Taylor <ian@airs.com>
8844 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
8846 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
8847 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
8848 (TARGET_HANDLE_OPTION): Override default.
8849 (arc_handle_option): New function.
8850 (arc_init): Remove code to set arch_cpu_string.
8851 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
8852 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
8853 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
8854 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
8855 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
8856 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
8857 (arc_rodata_string, TARGET_OPTIONS): Delete.
8858 * config/arc/arc.opt: New file.
8860 2005-03-17 Richard Henderson <rth@redhat.com>
8862 * doc/extend.texi (Weak Pragmas): New section.
8863 (attribute alias): Clarify that target must be in the same
8866 2005-03-17 Richard Henderson <rth@redhat.com>
8868 * config/alpha/alpha.opt: New file.
8869 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
8871 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
8872 alpha_fprm_string, alpha_fptm_string): Make static.
8873 (alpha_tls_size_string): Remove.
8874 (alpha_handle_option): New.
8875 (override_options): Update for alpha_cpu/alpha_tune split.
8876 (alpha_file_start): Likewise.
8877 (TARGET_DEFAULT_TARGET_FLAGS): New.
8878 (TARGET_HANDLE_OPTION): New.
8879 * config/alpha/alpha.h (alpha_tune): Declare.
8880 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
8881 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
8882 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
8883 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
8884 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
8885 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
8886 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
8887 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
8888 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
8889 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
8890 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
8891 (TARGET_DEFAULT): Remove MASK_FP.
8892 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
8893 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
8894 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
8895 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
8896 alpha_tls_size_string): Remove.
8897 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
8898 (attribute tune): Rename from attribute cpu.
8899 * config/alpha/ev4.md: Update to match.
8900 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
8901 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
8902 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
8903 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
8904 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
8905 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
8907 2005-03-16 James E. Wilson <wilson@specifixinc.com>
8909 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
8910 and return without creating new state if before_nops_num is nonzero.
8911 * config/ia64/ia64.md (first_insn): New attribute.
8912 (alloc): Set it to yes.
8914 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8916 * tree-vectorizer.c (new_vec_stmt_info): Initialize
8917 STMT_VINFO_SUBVARS to NULL.
8918 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
8920 2005-03-16 Dale Johannesen <dalej@apple.com>
8922 * rtlanal.c (find_first_parameter_load): Rewrite to
8923 return actual first param load or the call if none,
8924 instead of first in block, when not all loads exist.
8926 2005-03-16 Roger Sayle <roger@eyesopen.com>
8928 * optabs.c (expand_copysign_absneg): Make static.
8929 * optabs.h (expand_copysign_absneg): Delete prototype.
8930 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
8932 2005-03-16 Richard Henderson <rth@redhat.com>
8935 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
8936 (alias_pairs): Rename from output_defs.
8937 (find_decl_and_mark_needed): Split out from assemble_alias.
8938 (do_assemble_alias): New.
8939 (assemble_output_def): Remove.
8940 (finish_aliases_1, finish_aliases_2): New.
8941 (process_pending_assemble_output_defs): Remove.
8942 (assemble_alias): Defer aliases for which we don't yet have a
8943 non-external decl for the target symbol.
8944 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
8945 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
8946 * toplev.c (compile_file): Use finish_aliases_2 instead of
8947 process_pending_assemble_output_defs.
8948 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
8949 (process_pending_assemble_output_defs): Remove.
8951 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8953 Fix PR tree-optimization/20489
8955 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
8956 for empty structures.
8958 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
8960 Fix PR tree-optimization/20490
8962 * tree-ssa-pre.c (create_expression_by_pieces): Use
8963 force_gimple_operand on result of fold.
8965 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
8967 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
8968 of closing parenthesis.
8970 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
8972 * builtins.c (expand_movstr): Update a call to
8973 fold_builtin_strcpy.
8974 (expand_builtin_strncpy): Update a call to
8975 fold_builtin_strncpy.
8976 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
8977 arguments of CALL_EXPR.
8978 (fold_builtin_1): Update calls to fold_builtin_strcpy and
8979 fold_builtin_strncpy.
8980 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
8981 * tree.h: Update the prototypes of fold_builtin_strcpy and
8982 fold_builtin_strncpy.
8984 2005-03-16 Steven Bosscher <stevenb@suse.de>
8985 Dorit Naishlos <dorit@il.ibm.com>
8987 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
8988 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
8991 2005-03-16 Steven Bosscher <stevenb@suse.de>
8993 * tree-inline.c (walk_type_fields, walk_tree,
8994 walk_tree_without_duplicates): Move from here...
8995 * tree.c: ...to here.
8997 2005-03-15 Zack Weinberg <zack@codesourcery.com>
8999 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
9000 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
9001 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
9002 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
9003 (version): Define using $(BASEVER_c).
9004 (Makefile, config.status, build/gcov-iov.o): No longer depends on
9006 (version.o): Depend on version files; add custom generation command.
9007 (prefix.o): Define BASEVER on command line.
9008 (s-iov): Depend on version files; adjust command.
9009 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
9011 (gcc-vers.texi): New rule.
9012 (doc/%.info, doc/%.dvi): Add -I . to command line.
9013 (doc/gccinstall.dvi): Likewise.
9014 (PACKAGE): Delete. All uses replaced with "gcc".
9015 * aclocal.m4: Do not include gcc-version.m4.
9016 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
9017 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
9018 Set is_release based on contents of DEV-PHASE.
9019 Set gcc_version based on contents of BASE-VER.
9020 Define WIN32_REGISTRY_KEY only if the user overrode the default.
9021 * config.in, configure: Regenerate.
9022 * gccbug.in: Determine version of GCC in use at runtime.
9023 * gcov-iov.c: Get version number and development phase from
9024 command line, not by including version.c.
9025 * intl.c: Replace all uses of PACKAGE with "gcc".
9026 * libada-mk.in: Delete unused "gcc_version" variable.
9027 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
9028 * version.c: (VERSUFFIX): New hook for redistributors; adjust
9029 commentary to match.
9030 (version_string): Put together from pieces.
9031 * config/alpha/x-vms: Do not use $(gcc_version).
9032 * config/i386/t-nwld: Likewise.
9033 * doc/include/gcc-common.texi: Include gcc-vers.texi for
9034 version-GCC and DEVELOPMENT.
9036 2005-03-15 Roger Sayle <roger@eyesopen.com>
9038 PR tree-optimization/17454
9039 * tree.c (tree_size): Add case for TREE_BINFO.
9040 * fold-const.c (fold_checksum_tree): Only clear the overloaded
9041 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
9043 2005-03-15 Roger Sayle <roger@eyesopen.com>
9045 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
9046 op1 whilst expanding the signed widenening multiply variant.
9048 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
9050 * toplev.c (display_target_options): Avoid unused variable warning if
9051 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
9052 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
9053 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
9054 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
9055 (mips_isa_info): New variable.
9056 (mips_parse_cpu): Remove the first argument and leave the caller
9058 (TARGET_HANDLE_OPTION): Override default.
9059 (mips_handle_option): New function. Move option validation code from...
9060 (override_options): ...here. Update calls to mips_parse_cpu.
9061 * config/mips/mips.h (mips_arch_string, mips_tune_string)
9062 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
9063 (SUBTARGET_TARGET_OPTIONS): Delete.
9064 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
9065 (mno-flush-func, mtune=): New options.
9067 2005-03-15 Roger Sayle <roger@eyesopen.com>
9068 Richard Henderson <rth@redhat.com>
9070 * real.c (c4x_single_format, c4x_extended_format): Provide values
9071 for signbit_ro for c4x's single and extended floating point formats.
9072 * optabs.c (expand_copysign): Use the floating point format's
9073 signbit_ro for expanding via expand_copysign_absneg, and it's
9074 signbit_rw field for expanding via expand_copysign_bit.
9076 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
9078 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
9079 known_alignment_for_access_p.
9080 (known_alignment_for_access_p): New.
9081 (do_peeling_for_alignment): Field made int instead of bool and renamed
9082 to peeling_for_alignment.
9083 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
9084 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
9085 functionality used to be in vect_analyze_operations.
9086 (vect_analyze_operations): Code to determine vectorization factor was
9087 moved to vect_determine_vectorization_factor.
9088 (vect_enhance_data_refs_alignment): Update to correct alignment when it
9089 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
9091 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
9092 be part of vect_analyze_operations).
9093 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
9094 creating the guard condition, as the number of iterations may be
9096 (slpeel_tree_peel_loop_to_edge): Use new name of
9097 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
9098 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
9099 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
9100 (vect_do_peeling_for_alignment): Use fold.
9101 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
9103 (vect_update_inits_of_dr): Renamed to
9104 vect_update_init_of_dr.
9105 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
9106 (vectorizable_store): Fix assertion to use == instead of =.
9108 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
9110 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
9111 call_used_regs for wCG registers.
9113 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
9115 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
9116 for non-offsettable memory references to cope with outstanding reload
9117 replacements, take 2.
9119 2005-03-15 Uros Bizjak <uros@kss-loka.si>
9122 * config/i386/i386.h (x86_fisttp): New.
9123 (TARGET_FISTTP): New macro.
9124 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
9125 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
9126 instruction when fisttp flag is set.
9127 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
9129 * config/i386/i386.md (type attribute): Add fisttp.
9130 (unit attribute): Set to i387 for fisttp type.
9131 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
9132 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
9134 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
9135 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
9137 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
9138 patterns for TARGET_FISTTP. Enable patterns for
9139 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
9140 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
9141 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
9142 implement fisttp x87 insn.
9143 (fix_trunc*_i387_fisttp splitters): New patterns.
9144 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
9145 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
9146 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
9148 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
9149 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
9150 Implement using mode macros. Disable patterns for TARGET_FISTTP.
9151 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
9152 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
9153 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
9154 Disable patterns for TARGET_FISTTP.
9155 (fix_trunc*_i387 splitters): Implement usign mode macros.
9156 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
9157 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
9158 (fix_trunx*_sse peephole2s): Implement using mode macros.
9160 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
9162 PR rtl-optimization/20291
9163 * combine.c (try_combine): If splitting fails, re-try with
9164 original combined pattern, i.e. before clobber stripping.
9166 2005-03-14 Eric Christopher <echristo@redhat.com>
9168 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
9169 STACK_GROWS_DOWNWARD.
9171 2005-03-14 Roger Sayle <roger@eyesopen.com>
9173 * real.h (struct real_format): Split the signbit field into two
9174 two fields, signbit_ro and signbit_rw.
9175 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
9176 mips_double_format, ieee_extended_motorola_format,
9177 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
9178 ieee_extended_intel_128_format, ibm_extended_format,
9179 mips_extended_format, ieee_quad_format, mips_quad_format,
9180 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
9181 i370_double_format, c4x_single_format, c4x_extended_format,
9182 real_internal_format): Update initializers for new field.
9183 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
9184 real_format structure.
9185 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
9186 field of the real_format structure.
9188 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
9190 Fix PR tree-optimization/20458
9192 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
9193 DECL_EXTERNAL on STRUCT_FIELD tags.
9194 (clear_call_clobbered): Ditto.
9195 * tree-ssa-operands.c (note_addressable): Make sure the original
9196 variable doesn't slip into the addressable list if we have
9198 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
9201 2005-03-14 Geoffrey Keating <geoffk@apple.com>
9203 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
9204 (-fwide-exec-charset): Likewise.
9205 (-finput-charset): Likewise.
9206 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
9207 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
9208 * c.opt (Wnormalized): New.
9210 2005-03-14 Devang Patel <dpatel@apple.com>
9212 * doc/invoke.texi: Add reference to Visibility document.
9214 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9216 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
9217 MASK_SPLIT_ADDRESSES.
9218 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
9219 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
9220 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
9221 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
9222 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
9223 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
9224 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
9225 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
9226 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
9227 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
9228 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
9229 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
9230 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
9231 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
9232 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
9233 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
9234 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
9235 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
9236 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
9237 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
9238 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
9239 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
9240 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
9241 (TARGET_EXPLICIT_RELOCS): Delete.
9242 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
9243 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
9244 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
9245 (override_options): Set MASK_LONG64 if -mint64 is given and no
9246 -mlongXX option is. Complain about -mint64 -mlong32.
9247 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
9248 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
9249 * config/mips/mips.opt: New file.
9251 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
9253 * config.gcc (extra_options): New variable for listing option files.
9254 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
9255 * configure.ac (extra_opt_files): New AC_SUBST variable.
9256 (tm_file_list, tm_include_list): Include options.h first.
9257 * configure: Regenerate.
9258 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
9259 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
9260 (s-options-h): New rule.
9261 (options.h): Depend on it.
9262 (TEXI_GCCINT_FILES): Add options.texi.
9263 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
9264 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
9265 * target.h (gcc_target): Add default_target_flags and handle_option.
9266 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
9267 (TARGET_HANDLE_OPTION): New macros.
9268 (TARGET_INITIALIZER): Include them.
9269 * opt-functions.awk (opt_args, nth_arg): New functions.
9270 (switch_flags): Handle the "Target" flag.
9272 (var_name): Use opt_args and nth_arg.
9273 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
9274 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
9275 macros for the "Mask" and "InverseMask" options.
9276 * opts.h (cl_var_cond): New enum.
9277 (cl_option): Replace the "has_set_value" and "set_value" fields with
9278 "var_cond" and "var_value".
9279 (CL_TARGET): New macro.
9280 (option_enabled, print_filtered_help): Declare.
9281 (decode_options): Move definition.
9282 * opts.c (handle_option): Search for the original option before
9283 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
9284 var_cond and var_value fields. Use targetm.handle_option to handle
9286 (decode_options): Set target_flags to targetm.default_target_flags.
9287 (print_filtered_help): Make global. Handle CL_TARGET.
9288 (option_enabled): New function.
9289 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
9290 (display_target_options, set_target_switch, print_switch_values)
9291 (default_pch_valid_p): Guard uses of target_switches with
9292 #ifdef TARGET_SWITCHES. Also...
9293 (display_target_options): Display the CL_TARGET entries in cl_options.
9294 (set_target_option): Don't complain about the "" option when
9295 TARGET_SWITCHES is undefined.
9296 (print_switch_values): Use option_enabled.
9297 (default_pch_valid_p): Check cl_options[] when looking for something
9298 that has changed the value of target_flags.
9299 * c.opt: Remove documentation from top of file.
9300 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
9301 * doc/sourecebuild.texi: Refer to the new options documentation
9302 instead of c.opt. Document machine-specific .opt files.
9303 * doc/tm.texi (target_flags): Say that this variable is declared
9305 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
9306 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
9308 * doc/options.texi: New file.
9310 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9313 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
9316 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
9319 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
9320 temporary variable of pointer type if an lvalues is required.
9321 (gimplify_modify_expr_rhs): Request an rvalue from it.
9322 (gimplify_expr): Pass fallback on.
9324 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9326 * cfgbuild.c: Update comments.
9328 2005-03-14 Roger Sayle <roger@eyesopen.com>
9330 PR rtl-optimization/17236
9331 * optabs.c (expand_doubleword_mult): New helper function split out
9332 from expand_binop. Permute the order in which instructions are
9333 emitted to minimize the number of simultaneously live registers.
9334 (expand_binop): Call expand_doubleword_mult to synthesize a double
9335 word multiplication.
9337 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9339 * basic-block.h: Update the prototypes of cached_make_edge and
9341 * cfg.c (cached_make_edge): Take edge_cache representing one
9342 row of the adjacency matrix of edges.
9343 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
9344 (make_edges): Initialize edge_cache to represent one row of
9345 the adjacency matrix of edges.
9347 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9349 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
9351 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
9352 Remove unused removed_phis variable.
9353 (conditional_replacement): Use build1/build2.
9354 (abs_replacement): Use last_and_only_stmt and build1/build2.
9356 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9358 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
9359 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
9360 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
9361 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
9362 * c-common.c (handle_novops_attribute): New function.
9363 (c_common_attribute_table): Add "no vops" entry.
9364 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
9365 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
9366 * tree-ssa-operands.c (get_call_expr_operands): Do not
9367 create virtual operands for calls with ECF_NOVOPS flag.
9368 * tree.h (DECL_IS_NOVOPS): New macro.
9369 (struct tree_decl): Add novops_flag.
9370 (ECF_NOVOPS): New constant.
9372 2005-03-14 Uros Bizjak <uros@kss-loka.si>
9375 * config/i386/i386.c (x86_use_himode_fiop): New.
9376 (x86_use_simode_fiop): Rename from x86_use_fiop.
9377 * config/i386/i386.h (x86_use_himode_fiop): Declare.
9378 (TARGET_USE_HIMODE_FIOP): New.
9379 (x86_use_simode_fiop): Rename from x86_use_fiop.
9380 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
9382 * config/i386/i386.md (X87MODEI12): New mode macro define.
9383 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
9384 to implement x87 FP compare with HImode input operands.
9385 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
9386 Use X87MODEI12 mode macro to handle HImode input operands.
9387 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
9388 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
9389 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
9390 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
9391 macro to implement x87 operators with HImode input operands.
9392 (fop splitters): Use X87MODEI12 mode macro to handle HImode
9395 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9397 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
9399 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
9400 constants invariant.
9402 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
9404 * basic-block.h (BB_VISITED): Removed.
9405 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
9407 2005-03-14 Falk Hueffner <falk@debian.org>
9410 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
9412 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9414 * ggc-zone.c: Fix comment typos.
9416 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
9417 stringpool.c, config/mips/mips-protos.h: Update copyright.
9419 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9421 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
9422 throughout with its typedef, "rtx".
9423 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
9424 (rs6000_tls_symbol_ref_1): Remove inline keyword.
9425 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
9426 regs in comment to match code.
9428 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
9430 * except.c (check_handled): Make it static.
9431 * except.h: Remove the corresponding prototype.
9433 * function.c (get_func_frame_size): Make it static.
9434 * function.h: Remove the corresponding type.
9436 * regclass.c (reg_class_superclasses, reg_class_subclasses):
9438 * hard-reg-set.h: Remove the corresponding declarations.
9440 * tree-cfg.c (verify_stmts): Check that
9441 bb_for_stmt (stmt) == bb for every PHI node and statement.
9443 2005-03-14 Alan Modra <amodra@bigpond.net.au>
9445 * config.gcc: Remove excess indentation.
9446 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
9448 2005-03-13 Roger Sayle <roger@eyesopen.com>
9451 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
9452 * fold-const.c (fold_sign_changed_comparison): Likewise.
9453 (fold_binary): Optimize comparisons against widened operands if
9454 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
9456 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9458 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
9459 (sparc_override_options): Initialize it.
9460 (sparc_struct_value_rtx): Set it on the MEM to be returned.
9462 2005-03-13 David Edelsohn <edelsohn@gnu.org>
9464 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
9465 (reg_or_none500mem_operand): New predicate.
9466 (zero_reg_mem_operand): New predicate.
9467 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
9468 to reg_or_none500mem_operand.
9469 (extendsfdf2_fpr): Add MEM alternative.
9470 (extenddftf2_internal): Change operand2 predicate to
9471 zero_reg_mem_operand.
9473 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9475 * ggc-zone.c: Rewritten.
9477 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
9479 * configure.ac: Define GGC_ZONE for --with-gc=zone.
9480 * config.in: Regenerated.
9481 * configure: Regenerated.
9482 * gengtype.c (write_types_process_field, write_func_for_structure):
9483 Pass new argument to gt_pch_note_object.
9484 * ggc-common.c (struct ptr_data): Add TYPE.
9485 (gt_pch_note_object): Take TYPE argument and save it.
9486 (call_count): Update call to ggc_pch_count_object.
9487 (call_alloc): Update call to ggc_pch_alloc_object.
9488 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
9490 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
9491 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
9492 (ggc_alloc_zone_stat): Delete.
9493 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
9494 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
9495 (ggc_pch_alloc_object): Update prototypes.
9496 (garbage_zone): Delete.
9497 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
9498 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
9500 (tree_id_zone): New variable.
9501 (ggc_alloc_cleared_zone): Remove unused.
9502 (ggc_alloc_zone): Define.
9503 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
9504 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
9505 ggc_alloc_zone_stat.
9506 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
9507 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
9508 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
9509 (make_node_stat): Likewise. Use tree_id_zone.
9511 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9512 Joseph S. Myers <joseph@codesourcery.com>
9514 * configure.ac: Check for MIPS TLS.
9515 * configure: Regenerated.
9516 * config/mips/mips-protos.h (enum mips_symbol_type): Add
9517 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
9518 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
9519 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
9520 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
9521 (mips_classify_symbol, mips_symbolic_constant_p)
9522 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
9523 (mips_tls_operand_p, mips_call_tls_get_addr)
9524 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
9525 (mips_tls_symbol_ref_1): New functions.
9526 (mips_legitimize_address, mips_legitimize_const_move): Call
9527 mips_legitimize_tls_address.
9528 (override_options): Handle V1_REG and TLS symbols. Disable TLS
9530 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
9531 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
9532 (mips_char_to_class): Document V1_REG.
9533 (HAVE_AS_TLS): Provide default.
9534 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
9536 (load_got<mode>): Renamed from *load_got<mode>. Allow when
9538 (tls_get_tp_<mode>): New instruction.
9540 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9542 * configure.ac: Update checks for target tools.
9543 * configure: Regenerated.
9545 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
9547 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
9549 2005-03-13 Roger Sayle <roger@eyesopen.com>
9551 * expmed.c (expand_mult): Use synthetic multiplication sequences for
9552 more classes of DImode multiplication by constant. Allow both
9553 multiplication by small negative constants (by performing a
9554 multiplication by a positive constant and negating the result) and
9555 multiplications by large powers of two, by using a left shift.
9557 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9559 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
9560 of basic blocks into work_stack.
9562 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
9563 config/mips/vr.h: Update copyright.
9565 * c-decl.c (c_init_decl_processing): Remove useless calls to
9566 build_function_type.
9568 * builtins.c (fold_trunc_transparent_mathfn,
9569 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
9570 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
9571 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
9572 fold_builtin_strcpy, fold_builtin_strncpy,
9573 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
9576 * builtins.c (expand_builtin_mathfn_3): Remove local variable
9579 * lambda-code.c (lambda_compute_auxillary_space): Remove local
9580 variable determinant.
9582 * tree-cfg.c (group_case_labels): Remove local variable type.
9584 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
9587 * tree-ssa-phiopt.c (value_replacement): Remove local variable
9590 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
9593 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
9594 (*movmemqi_insn): Delete.
9595 (*movmemhi): Delete.
9597 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
9599 * builtins.c (fold_builtin_classify): Take decomposed
9600 arguments of CALL_EXPR.
9601 (fold_builtin_1): Update a call to fold_builtin_classify.
9603 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
9606 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
9607 through into call to parser_xref_tag after parse error.
9608 (c_parser_struct_declaration): Consistently return NULL_TREE on
9611 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
9613 * tree-flow-inline.h (ref_contains_array_ref): New function.
9614 (lookup_subvars_for_var): Ditto.
9615 (get_subvars_for_var): Ditto.
9616 (var_can_have_subvars): Ditto.
9618 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
9619 (struct subvar): New type.
9621 * tree-dfa.c (okay_component_ref_for_subvars): New function.
9623 * tree-optimize.c (init_tree_optimization_passes): Call
9624 pass_create_structure_vars.
9626 * tree-ssa-alias.c: Include vec.h.
9627 (init_alias_info): Don't auto-clear call clobbered on struct-field
9629 (compute_flow_insensitive_aliasing): Handle subvars.
9630 (group_aliases): Handle STRUCT_FIELD aliases.
9631 (setup_pointers_and_addressables): Ditto.
9632 Don't mark variables non-addressable if they still have
9633 addressable subvars.
9634 Also mark subvars addressable when the real variable is marked
9636 (add_pointed_to_var): Try to prune the pointed-to set by only
9637 pointing to subvars when possible.
9638 Otherwise, make sure we set addresses_needed and pt_vars to
9639 properly include subvars.
9640 (bitpos_of_field): New function.
9641 (push_fields_onto_fieldstack): Ditto.
9642 (get_or_create_used_part_for): Ditto.
9643 (create_overlap_variables_for): Ditto.
9644 (find_used_portions): Ditto.
9645 (create_structure_vars): Ditto.
9646 (pass_create_structure_vars): New structure.
9648 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
9649 (get_expr_operands): Handle subvars. Also try to turn
9650 COMPONENT_REF accesses into must-defs now that we can accurately
9652 (note_addressable): Try to only mark as addressable those subvars
9653 we know a COMPONENT_REF touches.
9654 (overlap_subvar): New function.
9656 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
9657 Handle subvar storing.
9658 (vect_address_analysis): Update caller of vect_object_analysis.
9660 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
9662 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
9663 (STMT_VINFO_SUBVARS): New macro.
9665 * common.opts: add flag_tree_salias.
9667 * opts.c (decode_options): flag_tree_salias defaults to on.
9669 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
9671 * doc/tree-ssa.texi: Document structural alias analysis.
9673 2005-03-12 Steven Bosscher <stevenb@suse.de>
9675 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
9676 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
9677 * tree-ssa-operands.c (get_expr_operands): Likewise.
9678 (get_expr_operands): Likewise for ERROR_MARK.
9680 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9682 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
9685 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
9688 * tree-ssa-pre.c (compute_avail): Remove local variable val.
9689 (mark_operand_necessary): Remove local variable ver.
9691 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
9692 variable prefix_len.
9694 * value-prof.c (mod_subtract_transform): Remove local variable
9697 * builtins.c (fold_builtin_exponent): Take decomposed
9698 arguments of CALL_EXPR.
9699 (fold_builtin_1): Update a call to fold_builtin_exponent.
9701 * builtins.c (fold_builtin_logarithm): Take decomposed
9702 arguments of CALL_EXPR.
9703 (fold_builtin_1): Update a call to fold_builtin_logarithm.
9705 * c-decl.c (c_init_decl_processing): Remove local variables
9706 ptr_ftype_void and ptr_ftype_ptr.
9708 * gimplify.c (gimplify_expr): Remove local variables r0 and
9711 * reg-stack.c (move_for_stack_reg): Remove local variable
9713 (compare_for_stack_reg): Remove local variable flags_user.
9714 (convert_regs_1): Remove local variable deleted.
9716 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
9718 (combine_blocks): Remove local variables exits and new_e.
9720 * tree-inline.c (expand_call_inline): Remove local variable
9723 * tree-ssa-live.c (create_ssa_var_map,
9724 calculate_live_on_entry): Remove local variable snn.
9726 2005-03-12 Geoffrey Keating <geoffk@apple.com>
9728 * c-lex.c (c_lex_with_flags): Add parameter to call to
9731 2005-03-11 Per Bothner <per@bothner.com>
9733 * c-tree.h (struct c_declarator): New id_loc field.
9734 * c-pragma.h (c_lex_with_flags): Take position reference.
9735 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
9736 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
9737 (c_lex): Pass dummy location to c_lex_with_flags.
9738 * c-parser.c (c_lex_one_token): Set c_token's location using
9739 c_lex_with_flags, instead of input_location, which might be "ahead".
9740 (c_parser_direct_declarator): Set declarator's id_loc from
9742 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
9743 declarator's id_loc, rather than probably-imprecise input_location.
9744 (build_id_declarator): Initialize c_declarator's id_loc field.
9746 2005-03-11 Roger Sayle <roger@eyesopen.com>
9749 * builtins.c (expand_builtin_signbit): Force the signbit's word
9750 into an integer register to avoid SUBREGs of floating point modes.
9752 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
9754 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
9755 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
9756 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
9757 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
9759 2005-03-11 David Edelsohn <edelsohn@gnu.org>
9761 PR rtl-optimization/20306
9762 * expr.c (emit_move_complex): Set try_int false if mode is
9763 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
9764 emit_block_move if try_int is true.
9766 2005-03-11 Richard Henderson <rth@redhat.com>
9769 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
9770 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
9773 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9775 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
9776 (TARGET_FIX_VR4130): New macro.
9777 (TARGET_OPTIONS): Add -mfix-vr4130.
9778 (ISA_HAS_MACCHI): New macro.
9779 (ASM_SPEC): Add -mfix-vr4130.
9780 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
9781 (override_options): Handle mips_fix_vr4130_string.
9782 (mips_avoid_hazards): Clear all_noreorder_p
9783 if we're working around VR4130 errata and the macc alternatives
9785 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
9786 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
9787 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
9788 (MULTILIB_DEFAULTS): Remove leading "march=".
9789 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
9790 if no architecture option is given.
9791 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
9793 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
9794 * doc/invoke.texi: Document -mfix-vr4130.
9796 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
9798 * config/mips/mips.c (override_options): Only warn about -mint64
9799 deprecation if TARGET_INT64.
9801 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9803 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
9804 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
9805 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
9806 are non-specific regarding the nonnull parameter positions.
9807 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
9808 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
9809 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
9810 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
9812 * builtins.def: Use the non-specific "nonnull" attibute lists.
9814 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9816 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9817 single_pred_edge, single_succ, single_pred): Improve comments.
9819 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
9821 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
9822 single_pred_edge, single_succ, single_pred): New inline functions.
9823 * bb-reorder.c (rotate_loop, find_traces_1_round,
9824 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
9825 duplicate_computed_gotos): Use the single_succ/pred functions.
9826 * cfganal.c (forwarder_block_p): Ditto.
9827 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
9828 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
9829 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
9830 merge_seq_blocks): Ditto.
9831 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
9832 * cfglayout.c (fixup_reorder_chain): Ditto.
9833 * cfgloop.c (mark_single_exit_loops, update_latch_info,
9834 canonicalize_loop_headers, verify_loop_structure): Ditto.
9835 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
9836 mfb_update_loops, create_preheader, force_single_succ_latches,
9837 create_loop_notes): Ditto.
9838 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
9839 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
9840 commit_one_edge_insertion, purge_dead_edges,
9841 cfg_layout_can_merge_blocks_p): Ditto.
9842 * except.c (sjlj_emit_function_enter): Ditto.
9843 * flow.c (init_propagate_block_info): Ditto.
9844 * function.c (thread_prologue_and_epilogue_insns): Ditto.
9845 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
9846 insert_insn_end_bb): Ditto.
9847 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
9848 find_if_case_2): Ditto.
9849 * lambda-code.c (perfect_nestify): Ditto.
9850 * lcm.c (optimize_mode_switching): Ditto.
9851 * loop-doloop.c (doloop_modify): Ditto.
9852 * loop-init.c (loop_optimizer_init): Ditto.
9853 * loop-iv.c (simplify_using_initial_values): Ditto.
9854 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9855 * loop-unswitch.c (unswitch_loop): Ditto.
9856 * modulo-sched.c (generate_prolog_epilog): Ditto.
9857 * predict.c (combine_predictions_for_insn, estimate_probability,
9858 tree_estimate_probability, last_basic_block_p,
9859 estimate_bb_frequencies): Ditto.
9860 * profile.c (branch_prob): Ditto.
9861 * regrename.c (copyprop_hardreg_forward): Ditto.
9862 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
9863 * tracer.c (layout_superblocks): Ditto.
9864 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
9865 cfg_remove_useless_stmts_bb, cleanup_control_flow,
9866 cleanup_control_expr_graph, disband_implicit_edges,
9867 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
9868 tree_verify_flow_info, tree_make_forwarder_block,
9869 tree_forwarder_block_p, remove_forwarder_block,
9870 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
9871 * tree-if-conv.c (tree_if_conversion): Ditto.
9872 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
9873 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
9874 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
9875 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
9876 copy_loop_headers): Ditto.
9877 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
9878 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
9879 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
9880 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
9881 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
9882 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
9883 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
9884 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
9885 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
9886 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
9887 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
9888 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
9889 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
9890 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
9891 slpeel_add_loop_guard): Ditto.
9893 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
9895 PR tree-optimization/15784
9896 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
9899 * stmt.c (expand_case): Don't change index_type. Convert minval
9902 PR tree-optimization/20130
9903 * fold-const.c (fold): Fold x * -1 into -x.
9905 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
9907 PR rtl-optimization/20331
9908 * rtlanal.c (modified_between_p): Check its address first for MEM.
9909 (modified_in_p): Likewise.
9911 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
9913 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
9915 2005-03-10 Steven Bosscher <stevenb@suse.de>
9917 * expr.c (expand_expr_real_1): If possible, use a conditional
9918 move for expanding MIN_EXPR and MAX_EXPR.
9919 Use temp for moving around rtx-en.
9921 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
9924 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
9927 2005-03-10 Roger Sayle <roger@eyesopen.com>
9929 * builtins.c (expand_builtin_signbit): Extend to handle floating
9930 point modes wider than the largest integer type, using the
9931 operand_subword_force function to obtain the signbit's word.
9933 2005-03-10 Jakub Jelinek <jakub@redhat.com>
9936 * combine.c (try_combine): If recog_for_combine added CLOBBERs
9937 to NEWI2PAT, fail to combine if they are used by NEWPAT.
9939 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
9941 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
9943 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
9945 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
9947 (perform_edge_inserts): Unconditionally call
9948 free_dominator_info.
9950 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
9952 2005-03-10 Bob Wilson <bob.wilson@acm.org>
9954 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
9956 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
9958 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
9960 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
9962 (rtl_register_value_prof_hooks,
9963 tree_value_profile_transformations,
9964 tree_register_value_prof_hooks): Likewise.
9965 * var-tracking.c (stack_adjust_offset_pre_post,
9966 variable_htab_free, variable_union, dataflow_set_different_2,
9967 count_uses, variable_was_changed, set_frame_base_location,
9968 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
9969 vt_add_function_parameters): Likewise.
9970 * varasm.c (named_section_real, named_section, make_decl_rtl,
9971 asm_emit_uninitialised, assemble_integer, decode_addr_const,
9972 const_hash_1, compare_constant, copy_constant, force_const_mem,
9973 output_constant_pool_2, output_constant_pool_1, output_constant,
9974 output_constructor, make_decl_one_only, decl_tls_model,
9975 default_no_named_section, default_elf_select_section_1,
9976 default_unique_section_1): Likewise.
9977 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
9978 * vmsdbgout.c (addr_const_to_string): Likewise.
9981 * function.c (struct assign_parm_data_one): Remove last_named
9983 (assign_parm_find_data_types): Don't determine last_named.
9984 Reorder named_parm determination.
9985 (assign_parms): Only setup varargs on the last non-varadic
9988 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
9990 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
9991 sda base address on medium model.
9993 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
9995 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
9996 * cfgloop.c (flow_loop_nodes_find): Export.
9997 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
9999 * cfgloopmanip.c (fix_loop_structure): New function.
10000 * predict.c (predict_loops): Clean up the loops information.
10001 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
10002 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
10004 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
10005 (rewrite_into_loop_closed_ssa): Declaration changed.
10006 * tree-loop-linear.c (linear_transform_loops): Add argument to
10007 rewrite_into_loop_closed_ssa call.
10008 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10009 * tree-ssa-loop-im.c (move_computations): Ditto.
10010 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
10011 * tree-vectorizer.c (vectorize_loops): Ditto.
10012 * tree-optimize.c: Include cfgloop.h.
10013 (execute_todo): Choose whether to call cleanup_tree_cfg or
10014 cleanup_tree_cfg_loop.
10015 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
10016 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
10017 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
10018 cleanup_tree_cfg_loop call.
10019 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
10020 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
10021 work on part of cfg.
10023 2005-03-10 Jakub Jelinek <jakub@redhat.com>
10025 PR inline-asm/20314
10026 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
10027 with multiple alternatives.
10029 * stmt.c (parse_output_constraint): Fix a typo.
10031 2005-03-09 Bob Wilson <bob.wilson@acm.org>
10033 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
10034 assembly directive instead of deprecated "no-generics".
10036 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
10038 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
10039 for non-offsettable memory references to cope with outstanding reload
10041 * config/s390/s390.md ("reload_outti"): Call find_replacement to
10042 avoid losing outstanding address reloads.
10043 ("reload_outdi", "reload_outdf"): Likewise.
10045 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10047 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
10048 code. Add more cbrt transformations.
10050 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10052 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
10054 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10056 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
10057 NULL_TREE when a given tree is not simplified.
10058 (fold): Return the original tree when any of the functions
10059 mentioned above NULL_TREE.
10061 * fold-const.c (fold_unary, fold_binary): Take decomposed
10062 arguments, code, type, op0, and op1 in case of fold_binary.
10063 (fold): Update calls to fold_unary and fold_binary.
10065 2005-03-09 Roger Sayle <roger@eyesopen.com>
10067 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
10068 a fndecl and an arglist instead of a CALL_EXPR, exp.
10070 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
10072 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
10074 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
10076 * expr.c (expand_assignment): Remove orig_to_rtx.
10078 * fold-const.c (int_const_binop): Remove no_overflow.
10080 * ifcvt.c (noce_emit_move_insn): Remove inmode.
10082 * loop-iv.c (get_biv_step_1): Remove lhs.
10084 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
10086 * real.c (real_nan): Remove neg.
10088 * function.c (thread_prologue_and_epilogue_insns): Remove i
10091 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
10094 * tree-eh.c (tree_could_trap_p): Remove idx.
10096 * tree-into-ssa.c (ann): Remove ann.
10098 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
10100 * tree-sra.c (decide_block_copy): Remove inst_count.
10102 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
10104 * tree-ssa-loop-im.c (lhs): Remove.
10106 * cfgbuild.c (state, STATE, SET_STATE,
10107 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
10109 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
10110 (find_basic_blocks): Set the state of each basic block to
10113 2005-03-08 Jeff Law <law@redhat.com>
10115 * tree-cfg.c (cleanup_control_flow): If removal of a computed
10116 goto results in the removal of edges in the CFG, then we need
10117 to recompute dominators.
10119 2005-03-09 Ben Elliston <bje@au.ibm.com>
10121 * c-common.c (c_do_switch_warnings): Comment fix.
10123 2005-03-08 Julian Brown <julian@codesourcery.com>
10125 * Patch from 2005-03-08 reverted for causing regressions and
10126 ppc-darwin bootstrap failure.
10128 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
10130 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
10131 Define the real function for ppc-darwin.
10132 * c-typeck.c (convert_arguments): Check for target-specific
10133 invalid argument call to unprototyped function.
10134 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
10136 * target.h (invalid_arg_for_unprototyped_fn): New field
10138 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
10139 default target hook.
10140 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
10143 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10145 * c-typeck.c (constructor_stack, constructor_range_stack,
10146 initializer_stack): Make them static.
10148 * cfg.c (rbi_pool): Make it static.
10150 * gimple-low.c (lower_stmt_body): Make it static.
10151 * tree-flow.h: Remove the corresponding prototype. Don't
10152 declare lower_data.
10154 * sched-deps.c (cache_size): Make it static.
10156 * stor-layout.c (lang_adjust_rli): Make it static.
10158 2005-03-08 Julian Brown <julian@codesourcery.com>
10160 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
10161 from being used for symbols with vague linkage when
10162 HAVE_GAS_COMDAT_GROUP is true.
10164 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
10166 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
10167 nlabel == JUMP_LABEL (jump).
10169 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10171 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
10172 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
10173 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
10174 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
10176 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
10179 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
10180 * c-common.c (handle_returns_twice): New function.
10181 (c_common_attribute_table): Declare eturns_twice' attribute.
10182 * doc/extend.texi: Document eturns_twice' attribute.
10183 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
10184 (struct tree_decl): Add returns_twice_flag.
10186 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10188 * tree-ssa-phiopt.c: Fix a comment typo.
10190 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
10191 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
10192 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
10195 2005-03-08 Richard Henderson <rth@redhat.com>
10197 * config/alpha/alpha.c (code_for_builtin): Replace special-case
10198 builtin codes with ctzdi2, clzdi2, popcountdi2.
10199 (struct alpha_builtin_def): Add is_const.
10200 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
10201 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
10202 (alpha_init_builtins): Init them. Set nothrow and const attributes
10204 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
10205 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
10206 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
10207 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
10208 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
10209 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
10210 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
10211 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
10212 (TARGET_FOLD_BUILTIN): New.
10213 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
10214 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
10216 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
10218 2005-03-08 Ira Rosen <irar@il.ibm.com>
10220 PR tree-optimization/20122
10221 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
10222 condition of access function instead of base.
10224 2005-03-07 Jeff Law <law@redhat.com>
10225 Steven Bosscher <stevenb@suse.de>
10227 * tree-cfg.c (find_taken_edge_computed_goto): New function.
10228 (find_taken_edge): Call find_taken_edge_computed_goto as
10229 appropriate. Allow any gimple invariant rather than just
10230 INTEGER_CST for VAL.
10231 (cleanup_control_flow): Cleanup a computed goto which has turned
10232 into a simple goto.
10233 (tree_merge_blocks): If block B has any forced labels, move
10234 them to the start of block A.
10235 * tree-ssa-dom.c (thread_across_edge): Allow threading across
10236 computed gotos as well.
10237 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
10238 removal of unnecessary computed gotos too.
10239 (lookup_redirection_data): Fix type of INSERT argument. Callers
10242 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
10244 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
10245 Remove trailing spaces.
10247 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
10248 unshare_all_trees): Make them static.
10249 * tree-gimple.h: Remove the corresponding prototypes.
10251 * diagnostic.h: Remove unused prototype
10252 debug_output_buffer.
10253 * modulo-sched.c: Remove unused prototype
10254 set_row_column_for_ps.
10256 * tree-ssa-phiopt.c (tree_ssa_phiopt,
10257 replace_phi_edge_with_variable): Remove unused variable i.
10259 2005-03-07 Per Bothner <per@bothner.com>
10261 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
10263 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
10266 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
10267 bbs on the COND_EXPR instead of the PHI_NODEs.
10268 (candidate_bb_for_phi_optimization): Remove.
10269 (replace_phi_with_stmt): Rename to ...
10270 (replace_phi_edge_with_variable): this and change so that we
10271 replace the phi argument instead of removing the PHI.
10272 (conditional_replacement): Change so we deal with PHI with more
10273 than two arguments.
10274 (value_replacement): Likewise.
10275 (abs_replacement): Likewise.
10277 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
10279 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
10280 output_e500_flip_gt_bit.
10282 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
10284 (rs6000_generate_compare): Fix logic to look at the correct bits.
10285 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
10287 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
10288 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
10289 gen_move_from_CR_gt_bit.
10291 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
10292 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
10293 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
10295 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
10296 (E500_CR_IOR_COMPARE): New constant.
10298 2005-03-08 Earl Chew <earl_chew@agilent.com>
10299 David Billinghurst <David.Billinghurst@riotinto.com>
10301 * config/i386/host-cygwin.c: New file to support precompiled
10303 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
10304 * config.host: Use above files for cygwin host.
10306 2005-03-07 David Edelsohn <edelsohn@gnu.org>
10308 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
10309 ordering ops from earlier change.
10311 2005-03-07 Per Bothner <per@bothner.com>
10313 Various fixes to allow us to again build if --enable-mapped-location:
10314 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
10315 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
10316 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
10317 local variable loc. Change logic appropriately.
10318 * tree-vect-transform.c (vect_finish_stmt_generation): Use
10319 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
10320 * c-parser.c (c_parser_for_statement): Initialize loc variable.
10321 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
10322 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
10324 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
10326 PR rtl-optimization/19683
10327 * reload1.c (choose_reload_regs): Pass the number of bits, not the
10328 number of bytes, to smallest_int_for_mode. Fix arguments to
10329 REG_CANNOT_CHANGE_MODE_P.
10331 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
10333 * reorg.c (relax_delay_slots): Check that the jump is
10334 conditional before trying to invert it.
10336 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10338 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
10341 * calls (stack_arg_under_construction): Make it static.
10343 * flow.c (regs_live_at_setjmp): Make it static.
10344 * flow.h: Remove the corresponding prototype.
10346 * reload1.c (reload_startobj, reload_firstobj,
10347 something_needs_operands_changed, reload_inherited,
10348 reload_inheritance_insn, reload_override_in,
10349 reload_spill_index): Make them static.
10351 * recog.c (verify_changes): Make it static.
10352 * recog.h: Remove the corresponding prototype.
10354 * cfgbuild.c (find_sub_basic_blocks): Remove.
10355 * basic-block.h: Remove the corresponding prototype.
10356 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
10358 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
10360 * tree-ssa-operands.c (check_build_stmt): Remove.
10362 * stor-layout.c (set_alignment): Remove.
10363 * tree.h: Remove the corresponding prototype.
10365 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
10367 * tree-ssa-dce.c (control_dependence_map,
10368 visited_control_parents): Make them static.
10370 * cfghooks.c (verify_flow_info): Remove local variable
10373 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
10376 * loop-unswitch.c (unswitch_loop): Remove local variable src.
10378 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
10380 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
10382 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
10384 * config/ia64/hpux.h (LINK_SPEC): Add -z.
10385 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
10386 PARALLEL for an empty structure.
10388 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
10390 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
10392 * fold-const.c (fold_binary): Unroll the very first "for"
10395 2005-03-06 David Edelsohn <edelsohn@gnu.org>
10397 * config/rs6000/predicates.md (branch_comparison_operator): Remove
10398 redundant match_code test.
10399 (scc_comparison_operator): Swap match_operand and match_code
10401 (branch_positive_comparison_operator): Same.
10402 (trap_comparison_operator): Use comparison_operator and swap with
10405 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
10408 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
10409 (out_movhi_r_mr): Read low byte of volatile MEM first.
10410 (out_movhi_mr_r): Write high byte of volatile MEM first.
10412 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10414 * cselib.c (reg_values, reg_values_size): Make them static.
10416 * cse.c (cse_reg_info_table): Make it static.
10418 * fold-const.c (fold_unary): Use build1 instead of copy_node.
10420 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
10422 * cse.c (find_best_addr): Use canon_for_address.
10424 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10426 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
10427 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
10428 SUBREG and MEM, respectively.
10430 * fold-const.c (fold_binary): Use code instead of t.
10432 * fold-const.c (optimize_minmax_comparison): Take decomposed
10433 arguments code, type, op0, and op1 instead of t.
10434 (fold_binary): Update a call to optimize_minmax_comparison.
10436 * fold-const.c (fold_range_test): Take decomposed arguments
10437 code, type, op0, and op1 instead of t.
10438 (fold_binary): Update a call to fold_range_test.
10440 * fold-const.c (fold_binary_op_with_conditional_arg): Take
10441 decomposed arguments code, type, op0, and op1 instead of t.
10442 (fold_binary): Update a call to fold_range_test.
10444 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
10446 * fold-const.c (fold_binary): Avoid directly using the original
10447 expression t as much as possible.
10449 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10451 * c-semantics.c (build_stmt): Use TYPE_P instead of
10452 IS_NON_TYPE_CODE_CLASS.
10453 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
10454 (NON_TYPE_CHECK): Use TYPE_P instead of
10455 IS_NON_TYPE_CODE_CLASS.
10457 * fold-const.c (fold): Remove handling of binary expressions.
10459 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
10461 * doc/c-tree.texi: Wrap comments in @r{}.
10462 * doc/cpp.texi: Likewise.
10463 * doc/cppinternals.texi: Likewise.
10464 * doc/extend.texi: Likewise.
10465 * doc/md.texi: Likewise.
10466 * doc/objc.texi: Likewise.
10467 * doc/sourcebuild.texi: Likewise.
10468 * doc/tm.texi: Likewise.
10469 * doc/tree-ssa.texi
10471 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
10473 * predict.c (apply_return_prediction): Standardize PHI chain
10475 * tree-ssa.c (ssa_redirect_edge): Likewise.
10477 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
10478 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
10481 * tree-phinodes.c (remove_phi_node): Drop the last argument.
10482 * tree-flow.h: Adjust the prototype for remove_phi_node.
10483 * lambda-code.c (perfect_nestify): Adjust a call to
10486 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
10487 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
10489 * tree-ssa-dce.c (remove_dead_phis): Likewise.
10490 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
10491 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
10492 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
10494 * combine.c (simplify_and_const_int): Use gen_int_mode instead
10495 of GEN_INT (trunc_int_for_mode (...)).
10496 * loop-iv.c (iv_number_of_iterations): Likewise.
10497 * postreload.c (reload_cse_move2add): Likewise.
10498 * simplify-rtx.c (simplify_const_unary_operation,
10499 simplify_const_binary_operation): Likewise.
10500 * stor-layout.c (get_mode_bounds): Likewise.
10502 * fold-const.c (fold_binary): New.
10503 (fold): Call fold_binary on binary expressions.
10505 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
10507 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
10508 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
10509 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
10510 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
10511 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
10513 2005-03-04 Devang Patel <dpatel@apple.com>
10515 PR tree-optimization/18815
10516 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10517 loops with zero exit edges.
10519 2005-03-04 Devang Patel <dpatel@apple.com>
10521 * doc/invoke.texi: Remove reference to webpage that does not exist.
10523 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
10524 Joseph S. Myers <joseph@codesourcery.com>
10527 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
10528 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
10529 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
10530 * pa.c (get_plabel): Change argument to symbol_ref. Call
10531 maybe_get_identifier instead of get_identifier.
10532 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
10533 (struct deferred_plabel): Replace name field with symbol field.
10534 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
10535 ASM_OUTPUT_EXTERNAL_REAL is defined.
10536 (output_global_address): Use output_addr_const for output of all
10538 (output_deferred_plabels): Use symbol_ref instead of name for address
10540 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
10541 ASM_OUTPUT_SYMBOL_REF): New macros.
10542 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
10544 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
10547 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
10549 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
10550 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
10552 2005-03-04 Jeff Law <law@redhat.com>
10554 * basic-block.h (rediscover_loops_after_threading): Declare.
10555 * tree-ssa-dom.c: Include cfgloop.h.
10556 (tree_ssa_dominator_optimize): Discover loops and some basic
10557 properties. Remove forwarder blocks recreated by loop header
10558 canonicalization. Also mark backedges in the CFG.
10559 * tree-ssa-threadupdate.c: Include cfgloop.h
10560 (rediscover_loops_after_threading): Define.
10561 (struct local_info): New field, JUMP_THREADED.
10562 (prune_undesirable_thread_requests): New function.
10563 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
10564 then record that fact for the callers of redirct_edges.
10565 (thread_block): If BB has incoming backedges, then call
10566 prune_undesirable_thraed_requests. Note when we are
10567 going to have to rediscover loop information. Return a
10568 boolean indicating if any jumps were threaded.
10569 (thread_through_all_blocks): Bubble up boolean indicating
10570 if any jumps were threaded.
10571 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
10572 (tree-ssa-threadupdate.o): Similarly.
10574 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10576 * fold-const.c (fold_ternary): Unroll the "for" loop to
10579 2005-03-04 Andrew Haley <aph@redhat.com>
10581 * unwind-dw2-fde-glibc.c (struct
10582 unw_eh_callback_data.check_cache): New field.
10583 (frame_hdr_cache): New.
10584 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
10585 Cache frame header info.
10587 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
10589 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
10590 (print_c_condition): Declare.
10591 * read-rtl.c (ptr_loc): New structure.
10592 (ptr_locs, ptr_loc_obstack, joined_conditions)
10593 (joined_conditions_obstack): New variables.
10594 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
10595 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
10596 (join_c_conditions, print_c_condition): New functions.
10597 (apply_macro_to_string): Associate the new string with the same
10598 source location as the old one.
10599 (add_condition_to_string): Use join_c_conditions.
10600 (read_string): Use set_rtx_ptr_loc to record a filename and line
10601 number for the string.
10602 (read_rtx): Initialize the new variables above.
10603 * genattrtab.c (write_test_expr, write_attr_value): Use
10605 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
10606 comment above the GCC_VERSION check.
10607 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
10608 Inline the definition of MAYBE_EVAL.
10609 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
10610 * genoutput.c (process_template): Likewise.
10611 * genpreds.c (write_predicate_subfunction): Likewise.
10612 (write_predicate_expr): Use print_c_condition.
10613 * genrecog.c (write_cond): Likewise.
10614 * gensupport.c (process_rtx): Use join_c_conditions to join the
10615 conditions of a define_insn_and_split. Record a source location
10616 for the string after the "&&".
10617 (alter_test_for_insn): Use join_c_conditions.
10619 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
10622 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10623 PR tree-optimization/15784
10624 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10627 2005-03-04 Ben Elliston <bje@au.ibm.com>
10629 * gcc.c (option_map): Add --coverage.
10630 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
10631 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
10632 * config/darwin.h: Pass -lgcov for `coverage'.
10633 * doc/invoke.texi (Debugging Options): Document --coverage.
10635 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10637 * gcse.c (bypass_block): Use find_edge wherever possible.
10639 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
10643 * c-opts.c (c_common_parse_file): Call start_source_file
10644 and end_source_file at the approriate times.
10646 * dwarf2out.c (dwarf2out_finish): Don't auto-end
10647 the main file, it will be done for us now.
10649 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
10651 * fold-const.c (fold_ternary): New.
10652 (fold): Call fold_ternary on ternary expressions. Remove
10653 handling of ternary expressions.
10655 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
10657 PR tree-optimization/15784
10658 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
10661 2005-03-03 David Edelsohn <edelsohn@gnu.org>
10663 * config/rs6000/predicates.md (branch_comparison_operator):
10664 Convert from C block to conditional format.
10666 2005-03-03 Jan Hubicka <jh@suse.cz>
10668 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
10669 and non-constant public variables.
10671 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
10673 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
10676 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
10679 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
10680 calls to release_ssa_name and release_phi_node.
10682 * fold-const.c (fold): Remove handling of unary expressions.
10684 * fold-const.c (fold_unary): Avoid directly using the original
10685 expression t as much as possible.
10687 2005-03-03 Roger Sayle <roger@eyesopen.com>
10688 Andrew Pinski <pinskia@physics.uc.edu>
10690 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
10691 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
10693 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
10695 Describe special registers SRP and MOF as allocatable registers.
10696 * config/cris/cris.c (cris_md_asm_clobbers): New function.
10697 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
10698 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
10699 TARGET_HAS_MUL_INSNS.
10700 (cris_print_operand) <case 'd'>: New case.
10701 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
10702 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
10704 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
10705 (REG_ALLOC_ORDER): Update for MOF.
10706 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
10708 (GENERAL_REGS): No longer a define of ALL_REGS.
10709 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
10710 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10711 Adjust accordingly.
10712 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
10713 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
10714 (SECONDARY_RELOAD_CLASS): Define.
10715 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
10716 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
10717 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
10718 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
10719 (REGISTER_MOVE_COST): Define.
10720 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
10721 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
10722 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
10723 (CRIS_MOF_REGNUM): New define_constants.
10724 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
10726 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
10728 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
10729 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
10730 Adjust for MOF being properly described as a register.
10731 (indir_to_reg_split): Name this split. Conditionalize on the
10732 destination register being a general register.
10733 (movei): Conditionalize on on operands 0 and 1 having the same
10736 2005-03-03 Alan Modra <amodra@bigpond.net.au>
10739 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
10740 -mcpu to override any other explicitly given flags.
10742 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
10744 * recog.c (verify_changes, confirm_change_group): New functions,
10745 broken out of apply_change_group.
10746 (apply_change_group): Use them.
10747 * recog.h (verify_change, confirm_change_group): Declare.
10748 * rtl.h (redirect_jump_2): Declare.
10749 * jump.c (redirect_exp, invert_exp): Delete.
10750 (invert_exp_1): Take second parameter. Return value. Changed caller.
10751 (redirect_jump_2): New function, broken out of redirect_jump.
10752 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
10753 (invert_jump): Use invert_jump_1 and redirect_jump_2.
10754 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
10756 2005-03-02 Geoffrey Keating <geoffk@apple.com>
10758 * varasm.c (named_section): Use xstrdup rather than doing it by
10761 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
10763 2005-03-02 Devang Patel <dpatel@apple.com>
10765 Undo PR tree-optimization/18815 fix.
10767 2005-03-02 Devang Patel <dpatel@apple.com>
10769 PR tree-optimization/18815
10770 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
10771 loops with zero exit edges.
10773 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10775 * cfg.c (connect_src, connect_dest, disconnect_src,
10776 disconnct_dest): New.
10777 (unchecked_make_edge, remove_edge, redirect_edge_succ,
10778 redirect_edge_pred): Use the new functions.
10780 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
10781 free_dominance_info only when needed.
10783 2005-03-02 David Edelsohn <edelsohn@gnu.org>
10786 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
10787 (reg_or_sub_cint64_operand): Same.
10789 2005-03-02 Jeff Law <law@redhat.com>
10791 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
10792 CFG_ALTERED in the main DOM iteration loop.
10794 2005-03-02 Mark Mitchell <mark@codesourcery.com>
10797 * varasm.c (initializer_constant_valid_p): Allow conversions
10798 between OFFSET_TYPEs. Tidy.
10800 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
10802 * config/cris/cris.md ("return"): Remove epilogue delay list
10805 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
10807 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
10809 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
10811 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
10813 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
10814 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
10815 config/m68k/m68k.c, config/mips/mips.h,
10816 config/rs6000/rs6000-protos.h, doc/contrib.texi,
10817 doc/include/gcc-common.texi: Update copyright.
10819 PR middle-end/18029 and PR middle-end/18030
10820 * expr.c (optimize_bitfield_assignment_op): Add a special case
10821 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
10823 * fold-const.c (fold_unary): New.
10824 (fold): Call fold_unary on unary expressions.
10826 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
10828 * cgraph.h (struct cgraph_edge): Add prev_caller and
10829 prev_callee fields.
10830 (cgraph_node_remove_callees): Export.
10831 * cgraph.c (cgraph_create_edge): Initialize prev_caller
10833 (cgraph_edge_remove_callee): New function.
10834 (cgraph_edge_remove_caller): Likewise.
10835 (cgraph_remove_edge): Use.
10836 (cgraph_redirect_edge_callee): Likewise.
10837 (cgraph_node_remove_callees): New function.
10838 (cgraph_node_remove_callers): Likewise.
10839 (cgraph_remove_node): Use.
10840 * tree-optimize.c (tree_rest_of_compilation): Use
10841 cgraph_node_remove_callees instead of manual loop.
10842 * cgraphunit.c (cgraph_finalize_function): Likewise.
10843 (cgraph_expand_function): Likewise.
10844 (cgraph_remove_unreachable_nodes): Likewise.
10846 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
10849 * c-tree.h (undeclared_variable, build_external_ref): Add extra
10851 * c-decl.c (undeclared_variable): Take location as argument.
10852 * c-typeck.c (build_external_ref): Likewise.
10853 * c-parser.c (c_parser_postfix_expression): Pass location of
10854 identifier to build_external_ref.
10856 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10858 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
10859 CCEQ mode for branch_positive_comparison_operator test.
10860 * config/rs6000/predicates (branch_comparison_operator): Revert to
10862 (scc_comparison_operator): Same.
10863 (branch_positive_comparison_operator): Same.
10865 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
10867 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
10868 (cris_delay_slots_for_epilogue): Remove.
10869 (save_last): Move into cris_target_asm_function_epilogue.
10870 (cris_target_asm_function_epilogue): Remove tests for file being
10872 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
10873 (cris_delay_slots_for_epilogue): Remove prototypes.
10874 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
10875 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
10877 2005-03-01 David Edelsohn <edelsohn@gnu.org>
10879 * config/rs6000/predicates.md (branch_comparison_operator): Change
10880 to define_special_predicate.
10881 (scc_comparison_operator): Same.
10882 (branch_positive_comparison_operator): Same.
10884 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
10886 * Makefile.in (tree-ssa-sink.o): New.
10887 (OBJS-common): Add tree-ssa-sink.o.
10888 * common.opt: Add -ftree-sink
10889 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
10890 * timevar.def (TV_TREE_SINK): new timevar.
10891 * tree-flow.h (is_hidden_global_store): Prototype.
10892 * tree-optimize.c (init_tree_optimization_passes): Add
10894 * tree-pass.h (pass_sink_code): New.
10895 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
10896 for non-obvious global store store to is_hidden_global_store, and
10897 call that new function.
10898 * tree-ssa-sink.c: New file.
10899 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
10900 * doc/passes.texi: Document forward store motion.
10901 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
10902 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
10903 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
10904 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
10906 2005-03-01 Per Bothner <per@bothner.com>
10908 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
10909 and we have a non-zero column-number, add it to the message.
10910 Also factor out the diagnostic_kind_text.
10912 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
10914 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
10915 flow_loop_pre_header_scan, flow_loop_pre_header_find,
10916 flow_loop_scan): Removed.
10917 (flow_loop_dump): Do not dump removed fields.
10918 (flow_loop_free): Do not free removed fields.
10919 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
10920 (loop_exit_edge_p): New function.
10921 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
10922 num_pre_header_edges, entry_edges, num_entries, exit_edges,
10923 num_exits, exits_doms.
10924 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
10925 LOOP_EDGES, LOOP_ALL): Removed.
10926 (flow_loop_scan): Declaration removed.
10927 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
10928 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
10930 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
10931 (if_convert): Call flow_loops_find and flow_loops_free
10932 when calling mark_loop_exit_edges.
10933 * cfgloopanal.c (mark_loop_exit_edges): Moved from
10934 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
10935 free_dominance_info calls.
10936 * loop-init.c (flow_loops_find): Ditto.
10937 * passes.c (rest_of_handle_branch_prob): Ditto.
10938 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
10939 * loop-unroll.c (analyze_insns_in_loop): Do not use
10941 * predict.c (predict_loops): Do not call flow_loop_scan.
10942 Use get_loop_exit_edges.
10943 (tree_estimate_probability): Do not pass flags to flow_loops_find.
10944 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
10945 Do not use EDGE_LOOP_EXIT.
10946 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
10947 to bb_with_exit_edge_p.
10948 (if_convertible_loop_p): Do not call flow_loop_scan. Use
10949 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
10950 to bb_with_exit_edge_p.
10951 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
10953 * tree-loop-linear.c (linear_transform_loops): Do not call
10954 flow_loop_scan. Use loop->single_exit.
10955 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
10956 (vect_analyze_loop_form): Do not call flow_loop_scan.
10957 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
10959 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
10961 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
10962 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
10963 slpeel_tree_duplicate_loop_to_edge_cfg,
10964 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
10965 Use loop_preheader_edge and loop->single_exit. Do not call
10968 2005-03-01 Nick Clifton <nickc@redhat.com>
10970 * config/arm/arm.c (thumb_find_work_register): Check all of the
10971 argument registers to see if they are free, and a couple of
10972 special cases where the last argument register but can be proved
10973 to be available during the function's prologue.
10974 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
10975 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
10976 thumb_unexpanded_epilogue): Use unsigned long as the type for the
10978 (thumb_compute_save_reg_mask): Likewise. Also use
10979 thumb_find_work_register() to ensure that there is agreement about
10980 which work register is going to be used in the prologue.
10981 (thumb_output_function_prologue): Use unsigned long as the type
10982 for the register bit-mask. Also delay pushing the link register if
10983 other high registers are going to be pushed.
10984 (thumb_compute_save_reg_mask, emit_multi_reg_push,
10985 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
10986 redundant prototypes.
10988 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
10991 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
10992 and after reload in REG+REG indexed addresses without REG_POINTER
10993 set in the base and not set in the index.
10995 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
10997 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
10998 Don't undefine here.
10999 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
11000 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
11001 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
11002 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
11003 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
11005 * config.gcc (sh*-*-linux*): Use config/linux.h.
11007 2005-02-28 Dale Johannesen <dalej@apple.com>
11008 Stan Shebs <shebs@apple.com>
11010 Rewrite of 64-bit Darwin structure-by-value pass/return.
11011 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
11012 intoffset, use_stack, named.
11013 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
11014 (rs6000_darwin64_record_arg_advance_flush): New.
11015 (rs6000_darwin64_record_arg_advance_recurse): New.
11016 (rs6000_darwin64_record_arg_flush): New.
11017 (rs6000_darwin64_record_arg_recurse): New.
11018 (rs6000_darwin64_record_arg): New.
11019 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
11020 (function_arg_boundary): Handle 128-bit aligned structs.
11021 (function_arg_advance): Rewrite darwin64 struct handling.
11022 (function_arg): Call rs6000_darwin64_record_arg.
11023 (function_arg_partial_nregs): Handle darwin64 structs.
11024 (rs6000_darwin64_function_value): Remove.
11025 (rs6000_function_value): Call rs6000_darwin64_record_arg.
11027 2005-02-28 Roger Sayle <roger@eyesopen.com>
11029 PR tree-optimization/20216
11030 * tree-chrec.c (tree_fold_factorial): Delete.
11031 (tree_fold_binomial): Change argument list to take a return type
11032 and change the type of K to unsigned int. Rewrite to avoid explicit
11033 evaluation of factorials, and (recursively) calling fold to perform
11034 compile-time arithmetic. Return NULL on (internal) overflow.
11035 (chrec_evaluate): Change type of K to an unsigned int. Avoid
11036 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
11037 if any intermediate calculation overflows.
11038 (chrec_apply): Update call to chrec_evaluate.
11040 2005-02-28 James E Wilson <wilson@specifixinc.com>
11042 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
11044 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
11047 * c-parser.c (c_parser_compound_statement): Return error_mark_node
11048 instead of NULL_TREE on error.
11050 2005-02-28 David Edelsohn <edelsohn@gnu.org>
11052 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
11053 (EASY_VECTOR_15_ADD_SELF): Remove.
11054 (num_insns_constant_wide): Not static.
11055 (validate_condition_mode): Not static.
11056 (toc_relative_expr_p): Not static.
11057 (legitimate_indirect_address_p): Not static.
11058 (macho_lo_sum_memory_operand): Not static.
11059 (invalid_e500_subreg): Not static.
11060 (easy_vector_same): Not static.
11061 (easy_vector_splat_const): Not static.
11062 (RS6000_SYMBOL_REF_TLS_P): Remove.
11063 (any_operand): Delete.
11064 (any_parallel_operand): Delete.
11065 (count_register_operand): Delete.
11066 (altivec_register_operand): Delete.
11067 (xer_operand): Delete.
11068 (s8bit_cint_operand): Delete.
11069 (short_cint_operand): Delete.
11070 (u_short_cint_operand): Delete.
11071 (non_short_cint_operand): Delete.
11072 (exact_log2_cint_operand): Delete.
11073 (gpc_reg_operand): Delete.
11074 (cc_reg_operand): Delete.
11075 (cc_reg_not_cr0_operand): Delete.
11076 (reg_or_short_operand): Delete.
11077 (reg_or_neg_short_operand): Delete.
11078 (reg_or_aligned_short_operand): Delete.
11079 (reg_or_u_short_operand): Delete.
11080 (reg_or_cint_operand): Delete.
11081 (reg_or_arith_cint_operand): Delete.
11082 (reg_or_add_cint64_operand): Delete.
11083 (reg_or_sub_cint64_operand): Delete.
11084 (reg_or_logical_cint_operand): Delete.
11085 (got_operand): Delete.
11086 (got_no_const_operand): Delete.
11087 (easy_fp_constant): Delete.
11088 (easy_vector_constant): Delete.
11089 (easy_vector_constant_add_self): Delete.
11090 (zero_constant): Delete.
11091 (zero_fp_constant): Delete.
11092 (volatile_mem_operand): Delete.
11093 (offsettable_mem_operand): Delete.
11094 (mem_or_easy_const_operand): Delete.
11095 (add_operand): Delete.
11096 (non_add_cint_operand): Delete.
11097 (logical_operand): Delete.
11098 (non_logical_cint_operand): Delete.
11099 (mask_operand): Delete.
11100 (mask_operand_wrap): Delete.
11101 (mask64_operand): Delete.
11102 (mask64_2_operand): Delete.
11103 (and64_operand): Delete.
11104 (and64_2_operand): Delete.
11105 (and_operand): Delete.
11106 (reg_or_mem_operand): Delete.
11107 (lwa_operand): Delete.
11108 (symbol_ref_operand): Delete.
11109 (call_operand): Delete.
11110 (current_file_function_operand): Delete.
11111 (input_operand): Delete.
11112 (rs6000_nonimmediate_operand): Delete.
11113 (rs6000_tls_symbol_ref): Delete.
11114 (save_world_operation): Delete.
11115 (restore_world_operation): Delete.
11116 (load_multiple_operation): Delete.
11117 (store_multiple_operation): Delete.
11118 (vrsave_operation): Delete.
11119 (mfcr_operation): Delete.
11120 (mtcrf_operation): Delete.
11121 (lmw_operation): Delete.
11122 (stmw_operation): Delete.
11123 (branch_comparison_operator): Delete.
11124 (branch_positive_comparison_operator): Delete.
11125 (scc_comparison_operator): Delete.
11126 (trap_comparison_operator): Delete.
11127 (boolean_operator): Delete.
11128 (boolean_or_operator): Delete.
11129 (min_max_operator): Delete.
11130 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
11131 (EASY_VECTOR_15): Moved to here.
11132 (EASY_VECTOR_15_ADD_SELF): Move to here.
11133 (PREDICATE_CODES): Delete.
11134 * config/rs6000/rs6000-protos.h: Delete predicate functions.
11135 Declare functions no longer static.
11136 * config/rs6000/predicates.md: New.
11137 * config/rs6000/rs6000.md: Include predicates.md
11139 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
11141 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
11142 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
11144 * cfgrtl.c (need_fake_edge_p): Likewise.
11145 * combine.c (distribute_notes): Likewise.
11146 * emit-rtl.c (try_split): Likewise.
11147 * recog.c (peephole2_opimize): Likewise.
11148 * reg-notes.def (ALWAYS_RETURN): Remove.
11149 * rtl.h (LCT_ALWAYS_RETURN): Remove.
11150 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
11151 * tree.h (ECF_ALWAYS_RETURN): Remove.
11153 2005-02-28 Roger Sayle <roger@eyesopen.com>
11155 PR middle-end/19874
11156 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
11157 between different machine modes is never a "useless" conversion.
11159 2005-02-28 Geert Bosch <bosch@gnat.com>
11162 * doc/contrib.texi: List contributors for Ada front end
11164 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11166 * simplify-rtx.c (simplify_unary_operation_1,
11167 simplify_const_unary_operation): New, extracted from...
11168 (simplify_unary_operation): ... this one.
11169 (simplify_binary_operation_1,
11170 simplify_const_binary_operation): New, extracted from...
11171 (simplify_binary_operation): ... this one.
11172 * rtl.h (simplify_const_unary_operation,
11173 simplify_const_binary_operation): Add prototypes.
11175 2005-02-28 Julian Brown <julian@codesourcery.com>
11177 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
11178 building libjava and caused PR regression/20228.
11180 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
11183 * Makefile.in (host_subdir): New.
11184 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
11185 * configure: Regenerate.
11187 2005-02-27 Zack Weinberg <zack@codesourcery.com>
11189 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
11190 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
11191 installation directory first.
11193 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
11196 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
11197 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
11198 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
11199 * config/cris/cris.md: Tweak comments referring to Q.
11200 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
11201 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
11202 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
11203 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
11204 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
11205 Insert spaces in constraints to align alternatives vertically for
11207 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
11210 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11212 PR rtl-optimization/17728
11213 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
11214 operand 0 from general_operand to move_dest_operand.
11216 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11218 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
11219 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
11220 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
11221 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
11223 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
11225 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
11226 * configure: Regenerate.
11227 * libada-mk.in: Remove CC; rename
11228 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
11230 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
11233 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
11234 for the lhs, also walk over the tree. Likewise for rhs.
11236 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
11238 * tree-ssa-dom.c (simple_iv_increment_p): New function.
11239 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
11240 Do not propagate value of iv before increment over the increment.
11242 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
11244 * c-parser.c: New file.
11245 * c-parse.in: Remove.
11246 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
11248 (c-parser.o): Add dependencies.
11249 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
11250 maintainer-clean, TAGS): Update.
11251 * c-config-lang.in (gtfiles): Update.
11252 * gengtype-lex.l: Don't handle "@@".
11253 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
11254 objc_build_synchronized, objc_begin_try_stmt,
11255 objc_begin_catch_clause, objc_finish_catch_clause,
11256 objc_build_finally_clause, objc_finish_try_stmt): New.
11257 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
11259 (c_parse_init): Update comment.
11260 * c-decl.c (c_init_decl_processing): Update comment.
11261 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
11262 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
11263 new c_declspecs members.
11265 2005-02-25 Julian Brown <julian@codesourcery.com>
11267 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
11268 from being used for symbols with vague linkage when
11269 HAVE_GAS_COMDAT_GROUP is true.
11271 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11273 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
11275 2005-02-25 Steve Ellcey <sje@cup.hp.com>
11278 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
11279 (LIBGCC2_HAS_DF_MODE): New.
11280 (LIBGCC2_HAS_XF_MODE): New.
11281 (LIBGCC2_HAS_TF_MODE): New.
11282 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11283 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11284 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
11285 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
11286 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
11287 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
11288 and add _fixtfdi, _fixunstfdi, _floatditf
11289 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
11290 L_fixunstfdi, L_floatditf.
11291 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
11292 (LIBGCC2_HAS_TF_MODE): Define.
11294 2005-02-25 Diego Novillo <dnovillo@redhat.com>
11296 PR tree-optimization/20204
11297 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
11298 REWRITE_THIS_STMT markers on PHI nodes.
11299 (rewrite_initialize_block): Likewise.
11301 2005-02-25 Mark Mitchell <mark@codesourcery.com>
11303 * version.c (version_string): Update to 4.1.
11305 2005-02-25 Paolo Carlini <pcarlini@suse.de>
11307 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
11308 Clarify that the alternative way doesn't work in GNU C++.
11310 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11312 PR tree-optimization/19937
11313 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
11314 to the type of the induction variable.
11316 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
11318 PR rtl-optimization/20117
11319 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
11320 the block including noncopyable insn.
11322 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11324 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
11325 calls to find_reg_note.
11327 2005-02-24 Richard Henderson <rth@redhat.com>
11330 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
11333 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
11335 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
11336 vector types if to use base reg for misaligned non-word ld/std.
11338 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11341 * config/cris/cris.c (cris_target_asm_function_prologue): Create
11342 dwarf2 label manually and put it after, not before the prologue.
11344 2005-02-24 David Edelsohn <edelsohn@gnu.org>
11347 * reload.c (operands_match_p): Only increment register number for
11348 SCALAR_INT_MODE_P modes in multiple hard registers.
11350 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
11353 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
11355 * ChangeLog.5: Fix log message typo(s).
11356 * ChangeLog.7: Likewise.
11357 * ChangeLog.tree-ssa: Likewise.
11358 * cfgexpand.c: Fix comment typo(s).
11359 * conflict.c: Likewise.
11360 * defaults.h: Likewise.
11361 * dwarf2out.c: Likewise.
11362 * gcse.c: Likewise.
11363 * ggc-page.c: Likewise.
11364 * tree-eh.c: Likewise.
11365 * tree-ssa-dom.c: Likewise.
11367 2005-02-24 Jakub Jelinek <jakub@redhat.com>
11370 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
11371 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
11372 if SHARED is defined.
11375 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
11376 allow splitting only if operands 0 and 3 don't overlap.
11378 2005-02-24 Richard Henderson <rth@redhat.com>
11380 PR middle-end/19953
11381 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
11382 (fold_builtin_1): Call them.
11383 * fold-const.c (fold_complex_mult_parts): Split out from ...
11384 (fold_complex_mult): ... here. Fix typo in both imaginary case.
11385 (fold_complex_div_parts, fold_complex_div): New.
11387 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
11389 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11391 * tree-ssa-ccp.c (visit_assignment): Verify that result of
11392 VIEW_CONVERT_EXPR is_gimple_min_invariant.
11394 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
11395 (print_node): Likewise.
11396 Print TYPE_SIZES_GIMPLIFIED.
11398 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
11400 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
11401 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
11402 operands as commutative in constraints.
11404 2005-02-24 Diego Novillo <dnovillo@redhat.com>
11406 * tree-into-ssa.c: Re-organize internal functions.
11408 2005-02-24 Richard Henderson <rth@redhat.com>
11410 PR middle-end/18902
11411 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
11413 * common.opt (fcx-limited-range): New.
11414 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
11415 * toplev.c (flag_complex_method): Initialize to 1.
11416 (process_options): Set flag_complex_method to 0 if
11417 flag_cx_limited_range.
11418 * doc/invoke.texi (-fcx-limited-range): New.
11420 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
11422 * cse.c (delete_trivially_dead_insns): Speed up by using
11423 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
11426 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
11428 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
11429 functions when -mid-shared-library is being used.
11431 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11433 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
11434 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
11435 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
11436 * system.h: Poison LINK_LIBGCC_SPECIAL.
11438 2005-02-23 James E Wilson <wilson@specifixinc.com>
11440 * gengtype.c (note_insn_name): Make 1 element larger.
11442 2005-02-23 Roger Sayle <roger@eyesopen.com>
11445 PR rtl-optimization/20097
11446 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
11447 BImode SUBREGs of SImode registers which confuse the ia64 backend.
11449 2005-02-23 David Edelsohn <edelsohn@gnu.org>
11451 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
11452 * t-aix52 (SHLIB_INSTALL): Same.
11454 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
11456 * genpreds.c: Update copyright.
11458 2005-02-23 Michael Beach <michaelb@ieee.org>
11461 * config/sparc/t-elf (startup files): Assemble with CPP.
11463 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
11465 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
11466 (write_predicate_expr): Likewise.
11468 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11470 PR tree-optimization/20100
11471 PR tree-optimization/20115
11472 * tree-optimize.c (init_tree_optimization_passes): Remove
11473 pass_maybe_create_global_var.
11474 * tree-pass.h (pass_maybe_create_global_var): Remove.
11475 * tree-ssa-alias.c (aliases_computed_p): Declare.
11476 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
11477 (count_calls_and_maybe_create_global_var): Remove.
11478 (pass_maybe_create_global_var): Remove.
11479 (init_alias_info): Do not declare aliases_computed_p.
11480 (maybe_create_global_var): If the function contains no
11481 call-clobbered variables and a mix of pure/const and regular
11482 function calls, create .GLOBAL_VAR.
11483 Mark all call-clobbered variables for renaming.
11484 (merge_pointed_to_info): Update comment.
11485 (add_pointed_to_var): Likewise.
11486 (is_escape_site): Likewise.
11487 Accept struct alias_info * instead of size_t *.
11489 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
11491 * tree-ssa-operands.c (get_call_expr_operands): If
11492 ALIASES_COMPUTED_P is false, do not add call-clobbering
11494 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
11495 (delete_tree_ssa): Likewise.
11497 2005-02-22 James E Wilson <wilson@specifixinc.com>
11499 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
11500 (do_compile): Do call it here.
11502 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11504 PR rtl-optimization/20017.
11505 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
11506 rest_of_handle_cse2, rest_of_handle_gcse): Call
11507 delete_dead_jumptables immediately before calling cleanup_cfg.
11509 2005-02-22 Devang Patel <dpatel@apple.com>
11512 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
11515 2005-02-22 David Edelsohn <edelsohn@gnu.org>
11517 * config/rs6000/aix.h (WINT_TYPE): Define.
11519 2005-02-22 Stan Shebs <shebs@apple.com>
11521 * config/rs6000/rs6000.c (rs6000_override_options): Default to
11522 natural alignment for 64-bit Darwin.
11523 (rs6000_parse_alignment_option): Warn about uses of -malign-power
11525 * doc/invoke.texi: Document this.
11527 2005-02-22 DJ Delorie <dj@redhat.com>
11529 * c-common.c (c_common_type_for_mode): Pass the mode's precision
11530 to make_[un]signed_type, not the mode itself.
11532 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
11534 * cfg.c (cached_make_edge): Call make_edge if edge cache is
11535 not available. Use tail calls wherever possible.
11536 (make_edge): Call unchecked_make_edge to create an edge.
11538 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
11539 (coalesce_ssa_name): Don't check for
11540 SSANORM_USE_COALESCE_LIST.
11541 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
11543 2005-02-22 Diego Novillo <dnovillo@redhat.com>
11545 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
11546 (rewrite_into_ssa): ... here.
11548 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
11550 PR tree-optimization/19786
11551 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
11552 tag to another's may-alias bitmap when adding to the other's list.
11554 2005-02-21 DJ Delorie <dj@redhat.com>
11556 * tree-ssa-loop-ivopts.c (computation_cost): Start register
11557 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
11558 registers in unsupported ways.
11559 * expmed.c (init_expmed): Likewise.
11561 2005-02-21 Stan Cox <scox@redhat.com>
11563 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
11565 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11567 * tree-cfg.c (fold_cond_expr_cond): New.
11568 (make_edges): Call fold_cond_expr_cond.
11569 (find_taken_edge): Accept nothing but INTEGER_CST.
11570 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
11572 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
11574 * flow.c (delete_dead_jumptables): Speed up by scanning insns
11575 that do not belong to any basic block.
11577 2005-02-21 Jeff Law <law@redhat.com>
11579 * cfganal.c (find_unreachable_blocks): Manually CSE load of
11582 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
11584 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
11585 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
11586 Adjust their definitions.
11587 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
11588 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
11590 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
11591 genautomata.c, langhooks.c, langhooks.h, system.h,
11592 config/arm/lib1funcs.asm: Update copyright.
11594 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
11596 * dbxout.c (dbxout_function_end): Emit Lscope label always.
11598 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
11601 * doc/install.texi: Document --with-gc.
11603 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
11605 * simplify-rtx.c (simplify_unary_operation): Add a missing
11608 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
11610 PR tree-optimization/18663
11611 * tree-ssa-dom.c (extract_range_from_cond): Return 0
11612 if the type has variable bounds.
11614 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
11616 * gcse.c: Remove an obsolete comment.
11618 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
11620 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
11622 * doc/extend.texi (Function Attributes) <Attribute const>: The
11623 attribute "pure" is below this text, not above.
11625 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11627 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
11628 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
11629 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
11631 2005-02-20 Zack Weinberg <zack@codesourcery.com>
11634 * langhooks.h (struct lang_hooks): Add to_target_charset.
11635 * langhooks.c (lhd_to_target_charset): New function.
11636 * langhooks-def.h: Declare lhd_to_target_charset.
11637 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
11638 (LANG_HOOKS_INITIALIZER): Update.
11639 * c-common.c (c_common_to_target_charset): New function.
11640 * c-common.h: Declare it.
11641 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
11642 c_common_to_target_charset.
11644 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
11645 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
11646 Delete definitions.
11647 * system.h: Poison them.
11648 * doc/tm.texi: Don't discuss them.
11649 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
11650 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
11651 (pp_c_char): Do not attempt to generate letter escapes for
11653 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
11654 * config/mips/mips.c (mips_output_ascii): Likewise.
11656 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
11658 PR tree-optimization/19951
11659 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
11662 2005-02-19 Steven Bosscher <stevenb@suse.de>
11664 PR middle-end/19698
11665 * function.h (struct function): New field `max_loop_depth'.
11666 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
11667 (flow_loops_find): Reset the max loop depth count before finding loops.
11668 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
11669 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
11670 (calculate_global_regs_live): Make sure the loop will terminate
11671 when the initial sets are not empty.
11673 2005-02-19 Zack Weinberg <zack@codesourcery.com>
11675 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
11677 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
11679 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
11682 * doc/invoke.texi: Remove documentation of %M spec.
11684 (init_spec): Remove %M suffix from -lgcc_s.
11685 (do_spec_1): Remove 'M' case.
11686 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
11687 to put shared libraries in the multilib directory. Remove the
11688 shlib_so_soname substitution variable. Don't add a multilib encoding
11689 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
11690 reported by -print-multi-os-directory. Pass @multilib_dir@ to
11691 SHLIB_INSTALL as well as SHLIB_LINK.
11692 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
11693 (SHLIB_NAME): Delete.
11694 (SHLIB_DIR): New macro.
11695 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
11696 (SHLIB_INSTALL): Adjust accordingly.
11697 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
11698 * config/t-slibgcc-sld: Likewise.
11699 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
11700 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
11701 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
11703 (SHLIBUNWIND_INSTALL): Adjust accordingly.
11704 * config/i386/t-nwld (SHLIB_SONAME): Delete.
11705 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
11706 Use @shlib_base_name@ instead of @shlib_so_name@.
11707 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
11708 and @shlib_base_name@.so in @multilib_dir@.
11709 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
11710 to the install path.
11711 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
11712 (SHLIB_LINK): Remove previous workaround.
11713 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
11714 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
11715 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
11717 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
11718 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
11719 (SHLIB_INSTALL): Adjust accordingly.
11720 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
11721 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
11722 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
11723 config/t-slibgcc-elf-ver.
11725 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
11726 Jakub Jelinek <jakub@redhat.com>
11728 PR tree-optimization/19828
11729 * tree-ssa-loop-im.c: Add a TODO comment.
11730 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
11731 without side-effects.
11733 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11735 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
11738 2005-02-18 James E. Wilson <wilson@specifixinc.com>
11740 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
11741 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
11742 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
11744 (ia64_reorg): Delete fixup_errata call.
11745 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
11746 (TARGET_SWITCHES): Delete -mb-step entry.
11748 2005-02-19 Jakub Jelinek <jakub@redhat.com>
11751 * c-typeck.c (composite_type): Handle quals in transparent unions.
11752 (type_lists_compatible_p): Likewise.
11754 2005-02-18 Stan Shebs <shebs@apple.com>
11756 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
11757 expressions in the .literal8 section.
11759 2005-02-18 Geoffrey Keating <geoffk@apple.com>
11761 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
11763 2005-02-18 Roger Sayle <roger@eyesopen.com>
11765 * fold-const.c (constant_boolean_node): Always create values of the
11766 specified type, don't bother calling truthvalue_conversion.
11768 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11770 * except.c (output_function_exception_table): Call
11771 assemble_external_libcall (eh_personality_libfunc).
11773 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11776 * config/ia64/ia64.h (struct machine_function): Add state_num.
11777 * config/ia64/ia64.c (process_epilogue,
11778 process_for_unwind_directive): Use new unwind state numbers each
11779 time rather than state 1.
11781 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
11784 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
11785 before the "*llgt_didi" pattern.
11787 2005-02-18 Jason Merrill <jason@redhat.com>
11789 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
11791 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
11793 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
11794 (div0): Use it in place of ARM_FUNC_ALIAS.
11795 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
11797 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
11799 PR middle-end/20030
11800 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
11801 access, the lower bound of the array type if it exists.
11803 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
11806 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
11807 cases that are out-of-range for the index type.
11809 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
11811 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
11812 (estimate_case_costs): Don't call convert.
11813 * expmed.c (expand_shift): Likewise.
11814 (make_tree): Call fold_convert instead of convert.
11816 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11819 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
11820 that ref to be marked MEM_READONLY_P doesn't have base that needs
11823 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
11825 * genautomata.c (output_get_cpu_unit_code_func,
11826 output_cpu_unit_reservation_p): Don't generate old-style function
11829 2005-02-18 Jakub Jelinek <jakub@redhat.com>
11832 PR tree-optimization/20009
11833 * convert.c (convert_to_integer): Revert 2005-02-16 change.
11835 PR tree-optimization/18947
11836 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
11837 inline, remove all nodes that are inlined into the extern inline
11840 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11842 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
11843 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
11844 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
11845 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
11848 2005-02-17 Roger Sayle <roger@eyesopen.com>
11850 PR tree-optimization/19917
11851 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
11852 to be potentially trapping.
11854 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
11856 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
11858 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
11860 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
11861 tem becomes a local variable which is set to the value of the
11862 back end defined INITIAL_FRAME_ADDRESS macro.
11863 (expand_builtin_frame_address): Omit the base parameter to
11864 expand_builtin_return_addr.
11865 (expand_builtin_profile_func): Likewise.
11866 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
11867 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
11868 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
11870 2005-02-17 Jakub Jelinek <jakub@redhat.com>
11872 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
11873 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
11874 * config/frv/frv.c (frv_function_epilogue): Likewise.
11876 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
11878 * lambda-code (perfect_nestify): Remove mark/unmark
11879 for rewriting hack.
11880 * tree-loop-linear.c (linear_transform_loops): Add
11881 rewrite_into_ssa call so that ssa is correct for
11882 rewriting into loop closed.
11884 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
11886 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
11887 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
11889 * bt-load.c (btr_def_live_range, combine_btr_defs,
11890 migrate_btr_def, migrate_btr_defs): Likewise.
11891 * cfgcleanup.c (thread_jump): Likewise.
11892 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
11893 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
11894 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
11895 df_rd_local_compute, df_reg_info_compute): Likewise.
11896 * dominance.c (init_dom_info, free_dom_info): Likewise.
11897 * flow.c (init_propagate_block_info,
11898 free_propagate_block_info): Likewise.
11899 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
11900 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
11901 modify_reg_pav): Likewise.
11902 * loop-invariant.c (find_defs, find_invariant_insn,
11903 find_invariants, free_inv_motion_data): Likewise.
11904 * predict.c (tree_predict_by_opcode,
11905 estimate_bb_frequencies): Likewise.
11906 * stmt.c (expand_case): Likewise.
11907 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
11908 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
11909 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
11910 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
11911 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
11912 rewrite_ssa_into_ssa): Likewise.
11913 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11914 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
11915 analyze_edges_for_bb, perform_edge_inserts): Likewise.
11916 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
11917 * tree-sra.c (tree_sra): Likewise.
11918 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
11919 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
11920 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
11921 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
11922 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
11923 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
11925 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
11926 calculate_live_on_entry, calculate_live_on_exit,
11927 build_tree_conflict_graph): Likewise.
11928 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
11929 record_important_candidates, set_use_iv_cost, find_depends,
11930 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
11931 tree_ssa_iv_optimize_finalize): Likewise.
11932 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
11933 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
11934 tree_duplicate_loop_to_header_edge): Likewise.
11935 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
11936 * tree-ssa.c (verify_flow_insensitive_alias_info,
11937 verify_name_tags, verify_ssa, init_tree_ssa,
11938 delete_tree_ssa): Likewise.
11939 * tree-ssanames.c (marked_ssa_names, init_ssanames,
11940 fini_ssanames): Likewise.
11941 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
11943 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
11945 * config/rs6000/t-rtems: Completely reworked.
11947 2005-02-17 Ira Rosen <irar@il.ibm.com>
11949 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
11951 2005-02-17 Ira Rosen <irar@il.ibm.com>
11953 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
11954 POINTER_TYPE_P when checking that type is a pointer.
11955 (vect_get_memtag): Remove.
11956 (vect_address_analysis): Use POINTER_TYPE_P. Call
11957 vect_object_analysis with dummy parameter for memtag.
11958 (vect_object_analysis): Extract memtag (functionality that
11959 used to be in vect_get_memtag and moved here). Fix printings.
11960 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
11961 with correct parameters. Remove call to vect_get_memtag.
11963 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
11965 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
11966 (tree-vectorizer.o): Added missing dependencies.
11968 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
11970 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
11971 declaration in tree-vectorizer.c, now has an extern declaration in
11972 tree-vectorizer.h).
11973 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11974 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11975 get_vectype_for_scalar_type, vect_is_simple_use,
11976 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11977 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
11978 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
11979 vectorizable_store, vectorizable_operation, vectorizable_assignment,
11980 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
11981 find_loop_location): Likewise.
11983 * tree-vectorizer.c (langhooks.h): #include removed.
11984 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
11985 moved to tree-vectorized.h.
11986 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
11987 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
11988 get_vectype_for_scalar_type, vect_is_simple_use,
11989 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
11990 vect_supportable_dr_alignment, new_loop_vec_info,
11991 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
11992 vect_set_verbosity_level, find_loop_location): Likewise.
11994 (vect_analyze_loop): Function externalized. Declaration moved to
11995 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
11996 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
11997 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
11998 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
11999 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
12000 vect_enhance_data_refs_alignment, vect_analyze_operations,
12001 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
12002 vect_stmt_relevant_p, vect_get_loop_niters,
12003 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
12004 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
12005 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
12006 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
12007 vect_get_memtag): Likewise.
12009 (vectorizable_load): Function externalized. Declaration moved to
12010 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
12011 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
12012 vect_transform_loop): Likewise.
12013 (vect_transform_stmt): Moved to tree-vect-transform.c.
12014 (vect_align_data_ref, vect_create_destination_var,
12015 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
12016 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
12017 vect_get_vec_def_for_operand, vect_init_vector,
12018 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
12019 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
12020 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
12021 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
12022 vect_do_peeling_for_loop_bound): Likewise.
12024 * tree-vect-analyze.c: New file.
12025 * tree-vect-transform.c: New file.
12027 2005-02-17 Jason Merrill <jason@redhat.com>
12029 PR mudflap/19319, c++/19317
12030 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
12033 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
12035 * doc/install.texi (Specific): Update link for Darwin-specific
12038 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
12040 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
12041 constant_boolean_node.
12043 2005-02-16 David Edelsohn <edelsohn@gnu.org>
12046 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
12047 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
12049 2005-02-16 Richard Henderson <rth@redhat.com>
12052 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
12054 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
12055 replace uses with Wtype_MAXp1_F.
12056 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
12057 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
12058 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
12059 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
12060 and HAVE_TFMODE as appropriate.
12061 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
12062 (__floatdisf): Likewise.
12063 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
12064 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
12065 (Wtype_MAXp1_F): New.
12066 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
12067 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
12069 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
12072 * arm.c (arm_apply_result_size): New function.
12073 * arm.h (APPLY_RESULT_SIZE): Define.
12074 * arm-protos.h (arm_apply_result_size): Add prototype.
12075 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
12076 (movxf): New expand.
12077 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
12078 (call_value_symbol): Remove predicate for operand 0.
12079 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
12080 (untyped_call): Rework to correclty return values for any type.
12081 (untyped_return): New expand.
12082 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
12084 2005-02-16 Stan Shebs <shebs@apple.com>
12086 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
12087 * config/rs6000/t-darwin8: New, for 64-bit multilib.
12089 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
12091 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
12092 configure settings on Solaris 7 and later.
12094 2005-02-16 Diego Novillo <dnovillo@redhat.com>
12096 PR tree-optimization/19865
12097 * tree-optimize.c (init_tree_optimization_passes): Run
12098 pass_may_alias after pass_sra.
12100 2005-02-16 Richard Henderson <rth@redhat.com>
12101 Stuart Hastings <stuart@apple.com>
12104 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
12105 Do nothing if debug info suppressed for this function.
12106 (dbxout_begin_function): Early exit if debug info suppressed for
12109 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
12112 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
12114 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
12116 PR tree-optimization/19967
12117 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
12118 expand_builtin_strchr, expand_builtin_strrchr): Take a new
12119 argument TYPE. Adjust calls to fold_builtin_XXX.
12120 (expand_builtin, fold_builtin_1): Adjust calls to
12121 expand_builtin_XXX.
12122 (fold_builtin_strchr, fold_builtin_strpbrk,
12123 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
12124 result to a requested type TYPE.
12126 2005-02-16 Jakub Jelinek <jakub@redhat.com>
12128 PR middle-end/19857
12129 * fold-const.c (fold): Don't optimize (T)(x & cst) to
12130 (T)x & (T)cst if (T)cst overflows.
12131 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
12132 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
12134 2005-02-15 Jeff Law <law@redhat.com>
12136 * gcse.c (blocks_with_calls): New bitmap.
12137 (alloc_gcse_mem): Allocate it.
12138 (free_gcse_mem): Free it.
12139 (clear_modifY_mem_tables): Clear it.
12140 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
12141 when we encounter CALL_INSNs.
12142 (compute_transp, case MEM): Handle blocks with calls separate
12143 from blocks without calls. Use bitmap iterators rather than
12146 2005-02-15 Peter O'Gorman <peter@pogma.com>
12149 * mklibgcc.in (vis_hide): Use a temporary object file, not
12152 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
12155 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
12156 access optimization.
12158 2005-02-15 David Edelsohn <edelsohn@gnu.org>
12159 Alan Modra <amodra@bigpond.net.au>
12162 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
12163 (_xlqsub): Rename to __gcc_qsub.
12164 (_xlqmul): Rename to __gcc_qmul.
12165 (_xlqdiv): Rename to __gcc_qdiv.
12166 Provide versioned symbol aliases with old names.
12167 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
12168 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
12169 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
12170 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
12171 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
12173 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12175 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
12176 Fold ~(A - 1) and ~(A + -1) to -A.
12178 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
12182 * config/host-linux.c (linux_gt_pch_use_address): Copy from
12183 config/pa/pa-host.c:pa_gt_pch_use_address.
12185 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
12187 * tree-vn.c (get_value_handle): Make sure that given an
12188 is_gimple_min_invariant expression, we always return it.
12190 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12192 * passes.c (rest_of_handle_gcse): Fix a comment.
12194 2005-02-15 Jeff Law <law@redhat.com>
12196 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
12198 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
12199 (canon_list_insert, record_last_mem_set_info): Similarly.
12200 (clear_modify_mem_tables): Similarly.
12202 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
12204 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
12205 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
12206 config/mips/mips.md, config/rs6000/aix.h,
12207 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
12209 2005-02-15 Richard Henderson <rth@redhat.com>
12211 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
12212 call to be best_edge.
12214 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12216 * basic-block.h: Adjust the prototype for find_basic_blocks.
12217 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
12218 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
12221 * flow.c (recompute_reg_usage): Remove all arguments.
12222 * passes.c (rest_of_compilation): Adjust the call to
12223 recompute_reg_usage.
12224 * rtl.h: Adjust the prototype for recompute_reg_usage.
12226 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
12228 * tree-dump.c (dump_files): Update to reflect new member
12230 (dump_register): Add new argument.
12232 (dump_switch_p_1): Check against glob name if doglob was passed.
12233 (dump_switch_p): Check against regular first, then glob if
12234 we didn't have any hits on the dump name.
12235 * tree-optimize.c (register_one_dump_file):
12236 Pass in glob name as well.
12237 * tree-pass.h (struct dump_file_info): Add glob
12240 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
12242 PR preprocessor/16323
12243 * doc/invoke.texi: Document that -Wendif-labels is on by default.
12245 2005-02-14 David Edelsohn <edelsohn@gnu.org>
12248 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
12249 (trunctfdf2_internal1): New.
12250 (trunctfdf2_internal2): Renamed from trunctfdf2.
12252 2005-02-14 Diego Novillo <dnovillo@redhat.com>
12254 PR tree-optimization/19853
12255 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
12257 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
12259 * passes.c (rest_of_handle_loop_optimize): Remove calls to
12260 delete_dead_jumptables and cleanup_cfg.
12262 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
12264 * reload.c (find_reloads): Swap address_reloaded flags when
12265 swapping commutative operands.
12267 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
12269 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
12270 Use standard_iv_increment_position for computing the bsi position
12272 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
12275 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
12278 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
12279 life range of hard registers.
12280 * value-prof.c (insn_prefetch_values_to_profile): Only
12283 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
12284 profile in libcalls.
12286 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
12288 * bitmap.h (bitmap_and_compl_into): Return bool.
12289 * bitmap.c (bitmap_and_compl_into): Return changed flag.
12291 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12293 PR tree-optimization/19944
12294 * fold-const.c (fold): Re-add ABS_EXPR folding.
12296 2005-02-13 David Edelsohn <edelsohn@gnu.org>
12299 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
12300 {TARGET,MASK}_XL_COMPAT.
12301 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
12303 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
12304 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
12306 (rs6000_arg_partial_bytes): Same.
12307 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
12308 and XL compatibility enabled.
12309 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
12310 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
12311 test to final condition.
12312 (cmptf_internal2): New.
12313 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
12314 xl-compat. Add TFmode information to description.
12316 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
12318 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
12320 2005-02-13 Jason Merrill <jason@redhat.com>
12323 * fold-const.c (fold_indirect_ref_1): Split out from...
12324 (build_fold_indirect_ref): Here.
12325 (fold_indirect_ref): New fn.
12326 * tree.h: Declare it.
12327 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
12328 (gimplify_modify_expr_rhs): Likewise.
12329 (gimplify_expr): Likewise.
12331 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
12333 PR tree-optimization/14303
12334 PR tree-optimization/15784
12335 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
12336 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
12337 ABS_EXPR<x> != 0 to x != 0.
12339 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
12341 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
12342 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
12343 spelling conventions.
12345 * passes.c (rest_of_handle_gcse): Don't run cse_main and
12346 delete_trivially_dead_insns too many times.
12348 * passes.c (rest_of_handle_gcse): Remove dead assignments to
12351 2005-02-12 Ira Rosen <irar@il.ibm.com>
12353 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
12354 (vect_is_simple_iv_evolution): Remove redundant parameter
12356 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
12357 without last parameter.
12358 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
12359 Return pointer step. Call vect_is_simple_iv_evolution without
12360 last parameter. Check only that the step is multiple of size
12361 type. Remove stmt_vinfo updates.
12362 (vect_get_memtag_and_dr): Remove.
12363 (vect_get_memtag): New function.
12364 (vect_address_analysis): New function.
12365 (vect_object_analysis): New function.
12366 (vect_analyze_data_refs): Call vect_object_analysis and
12367 vect_get_memtag. Update stmt_vinfo fields.
12369 2005-02-12 Ira Rosen <irar@il.ibm.com>
12371 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
12372 exist and are objects. Remove checks for pointer.
12373 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
12374 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
12375 (vect_create_data_ref_ptr): Likewise.
12376 (vect_base_addr_differ_p): New function.
12377 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
12378 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
12379 Don't set the DR_BASE_NAME field of data-ref.
12380 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
12382 2005-02-12 Uros Bizjak <uros@kss-loka.si>
12384 * optabs.h (enum optab_index): Add new OTI_ldexp.
12385 (ldexp_optab): Define corresponding macro.
12386 * optabs.c (init_optabs): Initialize ldexp_optab.
12387 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
12389 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
12391 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
12392 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
12394 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
12395 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
12398 2005-02-12 Ira Rosen <irar@il.ibm.com>
12400 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
12402 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
12404 (vect_get_base_and_offset): Always return an address.
12405 (vect_create_addr_base_for_vector_ref): Remove treatment for
12406 different data reference types.
12407 (vect_compute_data_ref_alignment): Rename base to base_address in
12408 stmt_vec_info. Get the object in order to force its alignment.
12409 (vect_get_memtag_and_dr): Rename base to base_address in
12410 stmt_vec_info. Extract the object for memtag analysis.
12412 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
12414 PR regression/19898.
12415 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
12416 changes cc_status, use apply modified_in_p to part of cc_status
12417 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
12420 2005-02-11 Richard Henderson <rth@redhat.com>
12422 * tree-complex.c (expand_complex_libcall): New.
12423 (expand_complex_multiplication): Use it for c99 compliance.
12424 (expand_complex_division): Likewise.
12425 * fold-const.c (fold_complex_add, fold_complex_mult): New.
12427 * builtins.c (built_in_names): Remove const.
12428 * tree.c (build_common_builtin_nodes): Build complex arithmetic
12430 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
12431 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
12432 (built_in_names): Remove const.
12433 * c-common.c (c_common_type_for_mode): Handle complex modes.
12434 * flags.h, toplev.c (flag_complex_method): Rename from
12435 flag_complex_divide_method.
12436 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
12437 __mulsc3, __muldc3, __mulxc3, __multc3): New.
12438 * libgcc2.h: Declare them.
12439 * libgcc-std.ver: Export them.
12440 * mklibgcc.in (lib2funcs): Build them.
12442 2005-02-11 Steven Bosscher <stevenb@suse.de>
12444 PR tree-optimization/19876
12445 Partially revert my change from 2005-01-14
12446 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
12447 (compute_antic): ...and remove the loop here.
12449 2005-02-11 Jakub Jelinek <jakub@redhat.com>
12451 PR middle-end/19858
12452 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
12453 is number of inner's bits, avoid creating a BIT_FIELD_REF.
12455 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
12456 crtend.o if -pie. Use %{x:a;:b} spec syntax.
12458 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
12460 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
12461 offsets for the big-endian 32-bit case.
12463 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
12465 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
12467 2005-02-11 Dale Johannesen <dalej@apple.com>
12469 * cselib.c (cselib_process_insn): Clear out regs where
12470 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
12471 * reload.c (find_equiv_reg): Ditto.
12473 2005-02-11 Ian Lance Taylor <ian@airs.com>
12475 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
12478 * tree.c (build_function_type_list): Work correctly if there are
12481 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
12483 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
12484 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
12485 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
12486 TARGET_ZARCH instead of TARGET_64BIT.
12488 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
12490 * config/rs6000/t-rtems:
12491 (MULTILIB_OPTIONS): Remove mcpu=602.
12492 (MUTLILIB_DIRNAMES): Remove m602.
12493 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
12494 Let mcpu=602 match mcpu=603.
12495 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
12497 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12499 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
12500 signal trampolines.
12502 2005-02-10 David Daney <ddaney@avtrex.com>
12504 * config/alpha/linux-unwind.h: Add exception clause to copyright.
12505 * config/i386/linux-unwind.h: Likewise.
12506 * config/ia64/linux-unwind.h: Likewise.
12507 * config/mips/linux-unwind.h: Likewise.
12508 * config/pa/linux-unwind.h: Likewise.
12509 * config/rs6000/linux-unwind.h: Likewise.
12510 * config/s390/linux-unwind.h: Likewise.
12511 * config/sh/linux-unwind.h: Likewise.
12512 * config/sparc/linux-unwind.h: Likewise.
12514 2005-02-10 Steven Bosscher <stevenb@suse.de>
12516 PR tree-optimization/17549
12517 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
12518 TER to replace a DEF with its expression if the DEF and the
12519 rhs of the expression we replace into have the same root
12522 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
12524 * config/mips/mips.md: Fix the placement of the match_scratch in the
12527 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12529 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
12532 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
12534 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
12535 (strip_offset): Handle addresses.
12536 (add_address_candidates): Use strip_offset.
12537 (difference_cost): Reflect strip_offset change.
12538 (force_var_cost, difference_cost): Strip nops.
12540 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
12542 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
12544 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
12545 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
12546 config/cris/cris-protos.h, config/cris/cris.c: Update
12549 2005-02-10 Jeff Law <law@redhat.com>
12551 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
12552 (lookup_avail_expr): Similarly.
12554 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
12556 * builtins.c (fold_builtin_powi): New function.
12557 (fold_builtin_1): Call it.
12559 2005-02-10 Steven Bosscher <stevenb@suse.de>
12561 PR documentation/19309
12562 * doc/cpp.texi: The __GNUC__ and related predefined macros
12563 are also defined for the "standalone" cpp.
12564 Some non-GCC compilers may also define __GNUC__.
12566 2005-02-10 Jakub Jelinek <jakub@redhat.com>
12569 * c-typeck.c (common_type): New routine. Old common_type renamed
12571 (c_common_type): ...this.
12572 (build_conditional_expr, build_binary_op): Use c_common_type instead
12575 2005-02-10 Steven Bosscher <stevenb@suse.de>
12577 * doc/md.texi: Replace @samp{length} with @code{length}.
12579 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
12581 PR tree-optimization/18687
12582 * tree-flow.h (find_loop_niter): Declare.
12583 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
12584 Try using scev even for loops with more than one exit.
12585 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
12586 (struct ivopts_data): Added niters field.
12587 (struct nfe_cache_elt): New.
12588 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
12590 (tree_ssa_iv_optimize_init): Initialize niters cache.
12591 (determine_number_of_iterations): Removed.
12592 (find_induction_variables): Do not call determine_number_of_iterations.
12593 Access niters for single exit through niter_for_single_dom_exit.
12594 (add_iv_outer_candidates): Access niters for single exit through
12595 niter_for_single_dom_exit.
12596 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
12597 number_of_iterations_cond.
12598 (iv_period): New function.
12599 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
12600 (may_replace_final_value): Take data argument. Use
12601 niter_for_single_dom_exit.
12602 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
12603 (rewrite_use_compare): Pass data to may_eliminate_iv.
12604 (rewrite_use_outer): Pass data to may_replace_final_value.
12605 (free_loop_data): Clean up the niters cache.
12606 (tree_ssa_iv_optimize_finalize): Free the niters cache.
12607 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
12608 * tree-ssa-loop-niter.c (find_loop_niter): New function.
12609 (find_loop_niter_by_eval): Use tree_int_cst_lt.
12610 (num_ending_zeros): Moved to tree.c.
12611 * tree.h (num_ending_zeros): Declare.
12612 * tree.c (num_ending_zeros): Moved from tree.c.
12614 2005-02-09 Richard Henderson <rth@redhat.com>
12616 * builtins.c (DEF_BUILTIN): Add COND argument.
12617 * tree.h (DEF_BUILTIN): Likewise.
12618 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
12619 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
12621 (DEF_BUILTIN_STUB): New.
12622 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
12623 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
12624 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
12625 * c-common.c (DEF_BUILTIN): Add COND argument.
12626 * tree.c (local_define_builtin): New.
12627 (build_common_builtin_nodes): New.
12629 2005-02-09 Roger Sayle <roger@eyesopen.com>
12631 * fold-const.c (fold_strip_sign_ops): New function to simplify a
12632 floating point expression ignoring the sign of the result.
12633 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
12634 (fold) <MULT_EXPR>: Use it to simplify x*x.
12635 * tree.h (fold_strip_sign_ops): Prototype here.
12636 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
12637 argument. Use fold_strip_sign_ops to simplify the first argument.
12638 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
12639 first argument when the second argument is an even integer
12640 constant, but only with -funsafe_math_optimizations.
12641 (fold_builtin_1): Update call to fold_builtin_copysign.
12643 2005-02-09 Ian Lance Taylor <ian@airs.com>
12645 PR middle-end/19583
12646 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
12647 just check whether EH_FILTER_FAILURE falls through.
12649 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
12651 * gcc/haifa-sched.c (schedule_block): Make queued sched group
12652 insns return to ready list in the next turn.
12654 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12656 PR middle-end/19402
12657 * builtins.def: New __builtin_powi[lf].
12658 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
12659 (expand_builtin_powi): New function.
12660 (expand_builtin): Dispatch to expand_builtin_powi.
12661 * libgcc2.h: Add prototypes for __builtin_powi[lf].
12662 * libgcc2.c: Add __builtin_powi[lf] implementation.
12663 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
12664 * optabs.h: Add powi_optab.
12665 * optabs.c (init_optabs): Initialize powi_optab.
12666 * doc/extend.texi: Document __builtin_powi[lf].
12668 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
12670 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
12673 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
12675 PR middle-end/19854
12676 * fold-const.c (try_move_mult_to_index): Remove redundant
12677 type argument. Create ADDR_EXPR with correct type.
12678 (fold): Update callers of try_move_mult_to_index. Convert
12679 result to the appropriate type.
12681 2005-02-09 Roger Sayle <roger@eyesopen.com>
12684 * config/avr/avr.c (default_rtx_costs): Delete.
12685 (avr_operand_rtx_cost): New function.
12686 (avr_rtx_costs): Completely rewrite.
12688 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
12691 * config/cris/cris.c (in_code): New variable.
12692 (cris_output_addr_const): Now a static function, a wrapper for
12694 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
12695 case from old cris_output_addr_const.
12696 (cris_asm_output_label_ref): Similar for LABEL_REF.
12697 (cris_output_addr_const_extra): Similar for UNSPEC.
12698 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
12699 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
12700 * config/cris/cris-protos.h (cris_output_addr_const): Remove
12702 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
12703 (cris_asm_output_label_ref): Declare.
12705 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
12707 PR preprocessor/19801
12708 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
12709 filenames that changed when libcpp was moved to the toplevel.
12711 2005-02-07 Roger Sayle <roger@eyesopen.com>
12713 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
12714 zero extensions of BImode operands. Call lowpart_subreg instead
12715 of gen_lowpart_common and gen_lowpart_SUBREG.
12717 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
12720 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
12721 * configure.ac: Set cc_for_cross_gnattools.
12722 * configure: Regenerate.
12724 2005-02-08 Alan Modra <amodra@bigpond.net.au>
12727 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
12729 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
12732 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
12733 of nested functions.
12735 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
12737 * doc/extend.texi: Document deprecated extensions allowing
12738 static floating-point members to have initializers and allowing
12739 floating-point literals in integral constant expressions.
12741 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
12743 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
12744 config/darwin7.h, config/mips/mips.c,
12745 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
12748 * cse.c: Update comments.
12750 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
12752 PR middle-end/19775
12753 * builtins.c (fold_builtin_sqrt): Transform
12754 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
12757 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
12758 Dorit Naishlos <dorit@il.ibm.com>
12760 * doc/invoke.texi (ftree-vectorizer-verbose): New.
12761 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
12762 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
12764 * tree.h (vect_set_verbosity_level): New extern function declaration
12766 * tree-vectorizer.h (verbosity_levels): New enum type.
12767 * tree-vectorizer.c (vect_debug_stats): Function removed.
12768 (vect_debug_details): Likewise.
12769 (vect_verbosity_level): Global variable was defined and initialized.
12770 (vect_dump): Global variable definition.
12771 (vect_print_dump_info): New function.
12772 (vect_set_dump_settings): New function.
12773 (vect_set_verbosity_level): New function.
12774 (vectorize_loops): Add call to vect_set_dump_settings.
12776 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
12777 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12778 (slpeel_tree_peel_loop_to_edge): Likewise.
12780 (vect_analyze_offset_expr): Call to vect_print_dump_info with
12781 appropriate verbosity level instead of call to vect_debug_details
12782 or vect_debug_stats.
12783 (vect_get_base_and_offset):
12784 (vect_create_addr_base_for_vector_ref):
12785 (get_vectype_for_scalar_type):
12786 (vect_create_data_ref_ptr):
12787 (vect_init_vector):
12788 (vect_get_vec_def_for_operand):
12789 (vect_finish_stmt_generation):
12790 (vectorizable_assignment):
12791 (vectorizable_operation):
12792 (vectorizable_store):
12793 (vectorizable_load):
12794 (vect_transform_stmt):
12795 (vect_update_ivs_after_vectorizer):
12796 (vect_do_peeling_for_loop_bound):
12797 (vect_update_inits_of_drs):
12798 (vect_do_peeling_for_alignment):
12799 (vect_transform_loop):
12800 (vect_is_simple_use):
12801 (vect_analyze_operations):
12802 (vect_is_simple_iv_evolution):
12803 (vect_analyze_scalar_cycles):
12804 (vect_analyze_data_ref_dependence):
12805 (vect_analyze_data_ref_dependences):
12806 (vect_compute_data_ref_alignment):
12807 (vect_enhance_data_refs_alignment):
12808 (vect_analyze_data_refs_alignment):
12809 (vect_analyze_data_ref_access):
12810 (vect_analyze_data_ref_accesses):
12811 (vect_analyze_pointer_ref_access):
12812 (vect_get_memtag_and_dr):
12813 (vect_analyze_data_refs):
12814 (vect_mark_relevant):
12815 (vect_stmt_relevant_p):
12816 (vect_mark_stmts_to_be_vectorized):
12817 (vect_can_advance_ivs_p):
12818 (vect_get_loop_niters):
12819 (vect_analyze_loop_form):
12820 (vect_analyze_loop):
12821 (vectorize_loops): Likewise.
12823 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
12824 (vect_update_inits_of_drs):
12825 (vect_do_peeling_for_alignment):
12826 (vect_transform_loop):
12827 (vect_analyze_operations):
12828 (vect_analyze_scalar_cycles):
12829 (vect_analyze_data_ref_dependences):
12830 (vect_analyze_data_refs_alignment):
12831 (vect_analyze_data_ref_accesses):
12832 (vect_analyze_data_refs):
12833 (vect_mark_stmts_to_be_vectorized):
12834 (vect_get_loop_niters):
12835 (vect_analyze_loop_form):
12836 (vect_analyze_loop): Likewise.
12837 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
12839 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
12843 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
12844 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
12845 either -ffast-math or -funsafe-math-optimizations is in use.
12847 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
12848 * config/mips/irix-csr.c: New file.
12849 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
12850 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
12851 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
12854 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
12856 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
12857 redundant, incorrect definitions.
12859 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
12861 ("*tls_indirect_call"): New, reference hard regs directly.
12862 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
12864 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12866 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
12867 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
12869 2005-02-06 Roger Sayle <roger@eyesopen.com>
12871 PR rtl-optimization/19800
12872 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
12873 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
12876 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
12878 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
12880 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
12883 * doc/invoke.texi: Correct documentation of -freorder-functions.
12885 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12888 * doc/invoke.texi: Don't mention gccbug.
12890 2005-02-06 Roger Sayle <roger@eyesopen.com>
12891 Andrew Pinski <pinskia@physics.uc.edu>
12892 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
12894 * simplify-rtx.c (simplify_relational_operation_1): Simplify
12895 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
12896 into just (zero_extract:SI FOO (const_int 1) BAR).
12898 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12900 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
12901 macro locally. Don't give last revision date. Use GCC version
12902 number from gcc-common.texi.
12903 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
12904 revision date. Use GCC version number from gcc-common.texi.
12905 Describe being a library as current state rather than as 3.x
12907 * doc/gcc.texi: Remove last update date.
12908 * doc/gccint.texi: Likewise. Update copyright dates.
12909 * doc/install.texi: Update copyright dates.
12911 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
12914 * doc/invoke.texi: Mention for each option included in -Wall that
12915 it is included in -Wall.
12916 * doc/gcc.texi: Update copyright and last modification date.
12918 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12920 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
12921 unnecessary cast to original induction variable increments.
12923 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
12925 PR tree-optimization/18219
12926 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
12927 in distributed form.
12929 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
12931 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
12932 Set bitpos and offset later in the function. Do nothing if the
12933 target is a register and if the bitfield lies completely outside
12935 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
12936 here. Return an uninitialised register if the source value is stored
12937 in a register and the bitfield lies completely outside that register.
12939 2005-02-06 Steven Bosscher <stevenb@suse.de>
12941 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
12944 2005-02-06 Marcin Dalecki <martin@dalecki.de>
12946 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
12948 2005-02-06 Geoffrey Keating <geoffk@apple.com>
12950 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
12951 * config/darwin8.h: New.
12952 * config/darwin7.h: Update comment.
12954 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
12955 Dorit Naishlos <dorit@il.ibm.com>
12957 * tree-vectorizer.h (LOC): New type.
12958 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
12959 (loop_line_number): New field in struct _loop_vec_info.
12960 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
12962 * tree-vectorizer.c (input.h): Included.
12963 (find_loop_location): New function.
12964 (vect_debug_stats): Argument changed from loop to LOC. Computation of
12965 loop line number removed.
12966 (vect_debug_details): Likewise.
12967 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
12969 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
12970 call to vect_debug_details/stats changed from loop to loop_loc.
12971 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
12972 (slpeel_tree_peel_loop_to_edge): Likewise.
12974 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
12975 changed from NULL to UNKNOWN_LOC.
12976 (vect_get_base_and_offset):
12977 (vect_create_addr_base_for_vector_ref):
12978 (get_vectype_for_scalar_type):
12979 (vect_create_data_ref_ptr):
12980 (vect_init_vector):
12981 (vect_get_vec_def_for_operand):
12982 (vect_finish_stmt_generation):
12983 (vectorizable_assignment):
12984 (vectorizable_operation):
12985 (vectorizable_store):
12986 (vectorizable_load):
12987 (vect_transform_stmt):
12988 (vect_update_ivs_after_vectorizer):
12989 (vect_do_peeling_for_loop_bound):
12990 (vect_do_peeling_for_alignment):
12991 (vect_transform_loop):
12992 (vect_is_simple_use):
12993 (vect_analyze_operations):
12994 (vect_is_simple_iv_evolution):
12995 (vect_analyze_scalar_cycles):
12996 (vect_analyze_data_ref_dependences):
12997 (vect_compute_data_ref_alignment):
12998 (vect_enhance_data_refs_alignment):
12999 (vect_analyze_data_ref_access):
13000 (vect_analyze_data_ref_accesses):
13001 (vect_analyze_pointer_ref_access):
13002 (vect_get_memtag_and_dr):
13003 (vect_analyze_data_refs):
13004 (vect_mark_relevant):
13005 (vect_stmt_relevant_p):
13006 (vect_mark_stmts_to_be_vectorized):
13007 (vect_can_advance_ivs_p):
13008 (vect_get_loop_niters):
13009 (vect_analyze_loop):
13010 (vectorize_loops): Likewise.
13012 (vectorizable_load): Argument in call to vect_debug_details/stats
13013 changed from loop to LOOP_LOC (loop_vinfo).
13014 (vect_transform_loop):
13015 (vect_analyze_operations):
13016 (vect_analyze_scalar_cycles):
13017 (vect_analyze_data_ref_dependence):
13018 (vect_enhance_data_refs_alignment):
13019 (vect_analyze_data_ref_accesses):
13020 (vect_analyze_pointer_ref_access):
13021 (vect_analyze_data_refs):
13022 (vect_analyze_loop): Likewise.
13024 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
13025 changed from loop to loop_loc.
13027 (vect_enhance_data_refs_alignment): Removed unused variable loop.
13029 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
13030 Dorit Naishlos <dorit@il.ibm.com>
13032 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
13034 (vect_analyze_data_ref_dependences): Likewise.
13036 (vect_is_simple_use): Argument changed from loop structure to
13037 loop_vect_info structure.
13038 (vect_can_advance_ivs_p): Likewise.
13039 (vect_create_index_for_vector_ref): Likewise.
13040 (vect_update_ivs_after_vectorizer): Likewise.
13041 (new_stmt_vec_info): Likewise.
13043 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
13044 changed from loop to loop_vinfo.
13045 (vect_create_data_ref_ptr): First argument in call to
13046 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
13047 (vectorizable_assignment): Second argument in call to vect_is_simple_use
13048 was changed from loop to loop_vinfo.
13049 (vectorizable_operation): Likewise.
13050 (vectorizable_store): Likewise.
13051 (vect_mark_stmts_to_be_vectorized): Likewise.
13052 (vect_do_peeling_for_loop_bound): First argument in call to
13053 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
13054 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
13055 was changed from loop to loop_vinfo.
13056 (vect_analyze_data_ref_dependences): Third argument in call to
13057 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
13059 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
13060 (vect_create_data_ref_ptr): Likewise.
13061 (vect_init_vector): Likewise.
13062 (vect_get_vec_def_for_operand): Likewise.
13063 (vectorizable_assignment): Likewise.
13064 (vectorizable_operation): Likewise.
13065 (vectorizable_store): Likewise.
13066 (vectorizable_load): Likewise.
13067 (vect_update_ivs_after_vectorizer): Likewise.
13068 (vect_is_simple_use): Likewise.
13069 (vect_analyze_data_ref_dependence): Likewise.
13070 (vect_analyze_pointer_ref_access): Likewise.
13071 (vect_can_advance_ivs_p): Likewise.
13073 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
13074 before _stmt_vec_info.
13075 (_stmt_vec_info): Loop field replaced by loop_vec_info.
13076 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
13077 (new_stmt_vec_info): Argument changed from loop structure to
13078 loop_vect_info structure
13080 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
13081 (vect_analyze_offset_expr): Avoid 80 columns overflow.
13082 (vect_create_addr_base_for_vector_ref): Likewise.
13083 (vect_analyze_pointer_ref_access): Likewise.
13085 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13088 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
13089 phi flag if the phi is abnormal.
13091 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
13094 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
13095 information for the new statement.
13097 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13100 * gcc.c (main): Include the target in -v output.
13102 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
13104 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
13105 Do not drop the extend if we'd have to add a paradoxical subreg
13106 later. Include optabs.h and insn-codes.h.
13107 * Makefile.in (combine.o): Depend on $(OPTABS_H).
13109 2005-02-02 Roger Sayle <roger@eyesopen.com>
13111 PR middle-end/19405
13112 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
13113 * fold-const.c (const_binop): Avoid constant folding floating
13114 point operations in modes that use composite representations.
13115 * simplify-rtx.c (simplify_binary_operation): Likewise.
13117 2005-02-02 Geoffrey Keating <geoffk@apple.com>
13119 * config/rs6000/altivec.md (altivec_dst): Make the first operand
13121 (altivec_dstt): Likewise.
13122 (altivec_dstst): Likewise.
13123 (altivec_dststt): Likewise.
13124 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
13127 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13129 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
13130 EXPR_LOCUS from orig_cond to the new cond_stmt.
13131 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
13134 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13136 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
13137 standard_iv_increment_position. Remove call to bsi_next
13138 (no need to bump the iterator anymore).
13139 (vect_create_index_for_vector_ref): Call
13140 standard_iv_increment_position. Remove second function argument.
13141 (vect_finish_stmt_generation): Remove call to bsi_next
13142 (no need to bump the iterator anymore).
13143 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
13144 to vect_create_index_for_vector_ref.
13146 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
13148 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
13149 phis are used out of the loop.
13151 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
13154 * c-decl.c (undef_nested_function): New variable.
13155 (pop_scope): Diagnose undefined nested functions.
13156 (finish_function): Don't attempt cgraph processing or genericizing
13157 if current top-level function contained an undefined nested
13158 function. Reset undef_nested_function at the end of a top-level
13161 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
13163 * tree.c (build_int_cst_type): Take sign of the value into account
13164 when deciding whether sign extend the value.
13166 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13169 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
13170 (cpp_options, cc1_options): Change %{std*&ansi} to
13171 %{std*&ansi&trigraphs}.
13173 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13175 * cse.c: Update comments.
13177 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
13179 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
13180 arguments go on the stack. Do not put complex doubles in odd/even
13183 2005-02-02 Steven Bosscher <stevenb@suse.de>
13185 * doc/invoke.texi: Update the options enabled at -O1, -O2,
13186 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
13187 -ftree-pre, and -fthread-jumps.
13189 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
13191 PR tree-optimization/19578
13192 * tree-flow.h (modified_noreturn_calls): Declare.
13193 (noreturn_call_p): Declare.
13194 * tree-flow-inline.h (noreturn_call_p): New function.
13195 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
13196 * tree-cfg.c (modified_noreturn_calls): New variable.
13197 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
13198 that contain a mid-block noreturn call.
13199 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
13201 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
13203 * df.c (df_def_record_1, df_uses_record): Don't use
13205 * df.h (DF_FOR_REGALLOC): Remove.
13207 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13210 * c-typeck.c (really_start_incremental_init): Reset
13211 constructor_max_index for arrays of incomplete type.
13213 2005-02-02 Jeff Law <law@redhat.com>
13215 * gcse.c (struct reg_set): Store the block index where the register
13216 was set rather than the setting insn.
13217 (record_one_set, compute_transp): Corresponding changes.
13218 (pre_insert_copy_insn): Do not call replace_one_set.
13219 (replace_one_set): Remove.
13221 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
13224 * doc/gcov.texi: Fix typo.
13226 2005-02-01 Richard Henderson <rth@redhat.com
13229 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
13230 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
13232 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
13233 * config/i386/i386-protos.h: Update.
13235 2005-02-01 Steven Bosscher <stevenb@suse.de>
13237 PR tree-optimization/19217
13238 * tree-cfg.c (verify_expr): Use the data field to see if TP was
13239 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
13240 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
13241 that it is walking a PHI node.
13243 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
13245 * doc/extend.texi (Nested Functions): Update.
13247 2005-02-01 Richard Henderson <rth@redhat.com>
13250 * optabs.c (expand_copysign_absneg): Export.
13251 * optabs.h (expand_copysign_absneg): Declare.
13252 * config/rs6000/rs6000.md (copysigntf3): New.
13254 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13256 PR tree-optimization/19633
13257 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
13258 * tree-ssa-alias.c (init_alias_info): Initialize.
13259 (merge_pointed_to_info): Set.
13260 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
13261 (dump_points_to_info_for): Show value of pt_null.
13262 (struct count_ptr_d): Declare.
13263 (find_ptr_dereference): Remove.
13264 (ptr_is_dereferenced_by): Remove.
13265 (count_ptr_derefs): New local function.
13266 (count_uses_and_derefs): New local function.
13267 (compute_points_to_and_addr_escape): Call it. If the number
13268 of dereferences is greater than zero, mark the pointer as
13269 dereferenced. If there are fewer dereferences than uses of
13270 the pointer, the pointer's value escapes.
13272 2005-02-01 Diego Novillo <dnovillo@redhat.com>
13274 PR tree-optimization/19670
13275 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
13277 (verify_use): ... set it here, instead.
13279 2005-02-01 Janis Johnson <janis187@us.ibm.com>
13281 * doc/sourcebuild.texi (Test directives): Fix formatting.
13283 * doc/sourcebuild.texi (Test directives): Describe selector
13286 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
13288 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
13289 specific 64-bit CPUs.
13291 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
13294 * arm.c (arm_eliminable_register): New function.
13295 (adjacent_mem_locations): Don't allow eliminable registers. Use
13296 HOST_WIDE_INT for address offsets.
13297 * arm-protos.h (arm_eliminable_register): Add prototype.
13299 2005-02-01 Steven Bosscher <stevenb@suse.de>
13301 PR optimization/15242
13302 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
13303 * basic-block.h (duplicate_computed_gotos): Add prototype.
13304 * bb-reorder.c (duplicate_computed_gotos): New function to
13305 duplicate sufficiently small blocks ending in a computed jump.
13306 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
13307 if not optimizing for size.
13308 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
13309 never do tail merging for blocks ending in a computed jump.
13310 * doc/invoke.texi: Document the max-goto-duplication-insns param.
13312 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
13314 Patch from Richard Sandiford <rsandifo@redhat.com>
13315 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
13316 from inheriting a subreg equivalence with a non-spill register.
13318 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
13320 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
13322 * config/frv/frv.c (movcc_fp_destination_operand): New.
13323 (gpr_or_memory_operand): Fix typo in comment.
13324 (gpr_or_memory_operand_with_scratch): New.
13325 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
13326 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
13327 movcc_fp_destination_operand.
13328 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
13329 Legitimize memory addresses using a scratch register.
13331 2005-01-31 Jeff Law <law@redhat.com>
13333 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
13334 bitmap a sparse bitmap instead of a simple bitmap.
13335 (mark_def_sites_initialize_block): Corresponding changes.
13336 (ssa_mark_def_sites_initialize_block): Likewise.
13337 (ssa_mark_phi_uses): Likewise.
13338 (mark_def_site, ssa_mark_def_sites): Likewise.
13339 (mark_def_site_blocks): Likewise.
13340 (rewrite_ssa_into_ssa): Likewise.
13342 * tree-ssa-dom.c (record_cond): Pass correct variable type
13343 for last argument to htab_find_slot_with_hash.
13345 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
13346 effects when optimizing 0 % X. Do not try to optimize X % 0.
13348 2005-01-31 James E. Wilson <wilson@specifixinc.com>
13350 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
13353 2005-02-01 Eric Christopher <echristo@redhat.com>
13355 * config/mips/mips.c (override_options): Warn if -mint64
13357 * doc/invoke.texi (MIPS Options): Document that -mint64 is
13360 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
13362 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
13364 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
13365 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
13366 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
13367 (cached_regno): Initialize to INVALID_REGNUM.
13368 (cse_reg_info_table_size,
13369 cse_reg_info_table_first_uninitialized,
13370 cse_reg_info_timestamp): New.
13371 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
13373 (init_cse_reg_info, get_cse_reg_info_1): New.
13374 (get_cse_reg_info): Cache the last look-up.
13375 (new_basic_block): Update the code to clear mappings from
13376 registers to cse_reg_info entries.
13377 (cse_main): Call init_cse_reg_info.
13379 * cse.c (get_cse_reg_info): Update a comment.
13381 2005-01-31 Steven Bosscher <stevenb@suse.de>
13384 * c-decl.c (start_decl): Do not warn about arrays of elements with
13385 an incomplete type here.
13386 (grokdeclarator): Do it here by making a pedwarn an error.
13387 * c-typeck.c (push_init_level): If there were previous errors with
13388 the constructor type, do not warn about braces for initializers.
13389 (process_init_element): Likewise for excess initializer elements.
13391 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
13393 * cse.c (delete_trivially_dead_insn): Don't iterate.
13395 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
13397 * config/rs6000/rs6000.md (copysignsf3): New expand.
13398 (copysigndf3): Likewise.
13400 2005-01-31 Steven Bosscher <stevenb@suse.de>
13402 * recog.c (constrain_operands): Only look for earlyclobber operand
13403 conflicts if an '&' constraint was seen.
13405 2005-01-31 Marc Espie <espie@openbsd.org>
13407 * config.gcc: Don't include embedded systems fragment, switches default
13408 debugging format to ELF.
13409 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
13410 longer pick it up there.
13412 2005-01-31 Dale Johannesen <dalej@apple.com>
13414 * doc/extend.texi (nested functions): Fix linkage description.
13415 Clarify that static is not allowed.
13417 2005-01-31 Dale Johannesen <dalej@apple.com>
13419 * config/rs6000/darwin.md (movsf_low_di): Make work.
13420 (movdf_low_di): Make work.
13422 2005-01-31 Dale Johannesen <dalej@apple.com>
13424 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
13425 Make work for 64 bit.
13427 2005-01-31 Roger Sayle <roger@eyesopen.com>
13428 Dale Johannesen <dalej@apple.com>
13430 PR middle-end/19650
13431 * fold-const.c (fold_binary_op_with_conditional_arg):
13432 Make types match original operands, before STRIP_NOPS.
13434 2005-01-31 Alan Modra <amodra@bigpond.net.au>
13436 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
13437 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
13438 (struct gcc_sigcontext): Delete. Merge contents to..
13439 (struct gcc_ucontext): ..here.
13440 (get_sigcontext): Delete.
13441 (get_regs): New function, like get_sigcontext but return regs ptr.
13442 64-bit version finds regs from r1 to support vdso.
13443 (ppc_linux_aux_vector): New function.
13444 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
13447 2005-01-31 Ira Rosen <irar@il.ibm.com>
13449 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
13451 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
13452 redundant fold. Fix misalignment for MINUS_EXPR.
13453 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
13454 (vect_analyze_pointer_ref_access): Likewise.
13455 (vect_get_memtag_and_dr): Likewise.
13457 2005-01-31 Richard Henderson <rth@redhat.com>
13459 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
13460 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
13461 absnegdf2_i387, absnegxf2_i387): Likewise.
13463 2005-01-31 Richard Henderson <rth@redhat.com>
13466 * optabs.c (expand_copysign_absneg): New.
13467 (expand_copysign_bit): Split out from ...
13468 (expand_copysign): ... here. Use expand_copysign_absneg.
13470 2005-01-30 Roger Sayle <roger@eyesopen.com>
13472 PR middle-end/19697
13473 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
13474 constant as the second operand and a register as the third.
13476 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
13479 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
13480 that dllimport'd functions do not use all call-clobbered registers
13481 to pass parameters.
13483 2005-01-30 Richard Henderson <rth@redhat.com>
13486 * optabs.c (expand_absneg_bit): Split out from expand_unop and
13487 expand_abs_nojump and generalize. Use operand_subword and
13488 emit_no_conflict_block. Support large modes.
13489 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
13491 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
13492 negation to subtraction.
13493 (expand_copysign): Check that the format has signed zeros.
13494 Use operand_subword and emit_no_conflict_block. Support large modes.
13496 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
13498 Fix PR tree-optimization/19624
13500 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
13501 * tree-ssa-pre.c: Add cfgloop.h.
13503 (pre_stats): New member, constified.
13504 (inserted_exprs): New static variable.
13505 (NECESSARY): New macro.
13506 (create_expression_by_pieces): Fold the expression, and
13507 mark it as defaulting to not necessary. Also put in
13509 (fully_constant_expression): New function.
13510 (insert_into_preds_of_block): Modify to not insert phis when we
13511 are playing with induction variables.
13512 Push phis onto the inserted_exprs vector, and mark them as not
13513 necessary by default.
13514 (insert_aux): Call fully_constant_expression on eprime.
13515 If all edges produce the same value, mark it constant.
13516 (mark_operand_necessary): New function.
13517 (remove_dead_inserted_code): New function.
13518 (init_pre): Init loop optimizer to get loop info.
13519 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
13520 (execute_pre): Commit edge inserts, then remove dead code.
13522 2005-01-30 Richard Henderson <rth@redhat.com>
13524 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
13525 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
13527 2005-01-30 Richard Henderson <rth@redhat.com>
13530 * config/i386/i386.c (ix86_expand_copysign): New.
13531 (ix86_split_copysign_const): New.
13532 (ix86_split_copysign_var): Rename from ix86_split_copysign,
13533 rearrange op1/nmask operands.
13534 * config/i386/i386-protos.h: Update.
13535 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
13536 (copysigndf3): Likewise.
13537 (copysignsf3_const, copysigndf3_const): New.
13538 (copysignsf3_var): Rename from copysignsf3, split out splitter
13539 and fix split predicate for X constraint.
13540 (copysigndf3_var): Similarly.
13542 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
13544 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
13545 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
13546 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
13548 2005-01-29 Richard Henderson <rth@redhat.com>
13551 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
13552 of # and * in constraints.
13554 2005-01-29 Richard Henderson <rth@redhat.com>
13556 PR middle-end/19689
13557 * expr.c (store_field): Don't strip sub-mode cast when the input
13558 data is even smaller.
13560 2005-01-29 Richard Henderson <rth@redhat.com>
13562 PR middle-end/19687
13563 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13566 2005-01-29 Richard Henderson <rth@redhat.com>
13568 * combine.c (make_field_assignment): Fix argument order
13571 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
13573 PR tree-optimization/15791
13574 * fold-const.c (extract_array_ref): New function.
13575 (fold): Fold comparisons between &a[i] and &a[j] or
13576 semantically equivalent trees.
13578 2005-01-29 Jeff Law <law@redhat.com>
13580 * gcse.c (insert_expr_in_table): Revamp handling of available
13581 and anticipatable occurrence lists to avoid unnecessary list
13583 (insert_set_in_table): Similarly.
13585 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
13587 * c-common.c (fix_string_type): Just use c_build_qualified_type to
13589 (c_build_qualified_type): Build qualified array types with
13590 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
13591 * c-decl.c (c_make_fname_decl): Build unqualified array type
13592 before qualified type.
13593 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
13594 type is qualified, not just if type itself is. Don't apply
13595 qualifiers to array type when declarator is processed. Apply
13596 qualifiers to field type whether or not it is an array type.
13597 Don't handle array types specially for applying qualifiers to
13599 * c-typeck.c (composite_type): Build unqualified element type and
13600 array type when forming composite of array types.
13601 (common_pointer_type, comptypes, comp_target_types,
13602 type_lists_compatible_p, build_indirect_ref, build_array_ref,
13603 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
13605 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
13606 (args2) in variables a1 and a2.
13608 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
13610 * cse.c (n_elements_made, max_elements_made): Remove.
13611 (insert): Don't touch n_elements_made.
13612 (cse_main): Don't touch n_elements_made or max_elements_made.
13614 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
13617 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
13618 configuration part of dp-bit.c to be lost.
13620 2005-01-28 Roger Sayle <roger@eyesopen.com>
13622 * expmed.c (expand_mult_highpart_optab): When attempting to use
13623 a non-widening multiplication in a wider mode, the operands need
13624 to be converted (zero or sign extended) to that mode.
13626 2005-01-28 Ian Lance Taylor <ian@airs.com>
13628 PR middle-end/16558
13629 PR middle-end/19583
13630 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
13631 through if both operands fall through.
13633 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13635 * cse.c (fold_rtx) <PC>: Don't optimize.
13637 2005-01-28 Jeff Law <law@redhat.com>
13639 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
13640 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
13642 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
13644 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
13645 cse_reg_info_used_list_end): Remove.
13646 (cse_reg_info_list, cse_reg_info_list_free): New.
13647 (get_cse_reg_info): When allocating an instance of
13648 cse_reg_info, add it to the beginning of the cse_reg_info_list
13649 list. Remove code to maintain cse_reg_info_used_list.
13650 (new_basic_block): Reset the free list to the beginning of
13653 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
13655 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
13656 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
13657 (frv_expand_mdpackh_builtin): New function.
13658 (frv_expand_builtin): Use it to expand __MDPACKH.
13659 * doc/extend.texi (__MDPACKH): Update documentation.
13661 2005-01-28 Uros Bizjak <uros@kss-loka.si>
13663 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
13664 SSE_FLOAT_MODE_P for use_sse computation.
13666 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
13669 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
13671 2005-01-27 Richard Henderson <rth@redhat.com>
13673 * builtins.c (expand_builtin_copysign): New.
13674 (expand_builtin): Call it.
13675 * genopinit.c (optabs): Add copysign_optab.
13676 * optabs.c (init_optabs): Initialize it.
13677 (expand_copysign): New.
13678 * optabs.h (OTI_copysign, copysign_optab): New.
13679 (expand_copysign): Declare.
13681 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
13682 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
13684 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
13685 (ix86_expand_fp_absneg_operator): ... here.
13686 (ix86_split_copysign): New.
13687 * config/i386/i386-protos.h: Update.
13688 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
13689 (copysignsf3, copysigndf3): New.
13691 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
13692 (copysignsf3, ncopysignsf3): New.
13693 (copysigndf3, ncopysigndf3): New.
13694 (copysignxf3, ncopysignxf3): New.
13695 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
13697 2005-01-27 Arend Bayer <arend.bayer@web.de>
13698 Kazu Hirata <kazu@cs.umass.edu>
13700 * cse.c: (find_best_addr): Don't call copy_rtx before calling
13701 fold_rtx. Save cost recomputation if fold_rtx did nothing.
13702 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
13705 2005-01-27 Jeff Law <law@redhat.com>
13707 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
13708 definitions of SSA_NAMEs which are not being rewritten.
13709 (rewrite_ssa_into_ssa): Only initialize the current definition
13710 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
13711 If checking is enabled, assert that SSA_NAME_AUX is clear for all
13712 SSA_NAMEs before returning.
13714 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
13716 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
13717 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
13718 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
13719 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
13720 config/mips/iris6.h, config/sh/sh.c: Update copyright.
13722 2005-01-27 Steven Bosscher <stevenb@suse.de>
13724 PR middle-end/17278
13725 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
13726 higher to -O2 and higher. Likewise for tree PRE.
13727 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
13730 2005-01-27 Ian Lance Taylor <ian@airs.com>
13732 PR middle-end/19583
13733 * gimple-low.c (try_catch_may_fallthru): New static function.
13734 (block_may_fallthru): Handle TRY_CATCH_EXPR.
13735 * tree-inline.c (expand_call_inline): Don't warn about reaching
13736 the end of a non-void function being inlined if the function uses
13739 2005-01-27 Jakub Jelinek <jakub@redhat.com>
13741 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
13744 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
13745 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
13746 (implicitly_declare): Handle error_mark_node.
13748 2005-01-27 Richard Henderson <rth@redhat.com>
13751 * tree.h (struct tree_decl): Add debug_expr_is_from.
13752 (DECL_DEBUG_EXPR_IS_FROM): New.
13753 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
13754 * dwarf2out.c (dwarf2out_var_location): Update to match.
13755 * tree-outof-ssa.c (create_temp): Likewise.
13756 * var-tracking.c (track_expr_p): Likewise.
13757 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
13758 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
13759 * toplev.c (default_tree_printer): Likewise.
13761 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
13763 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
13764 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
13766 2005-01-27 Steven Bosscher <stevenb@suse.de>
13768 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
13769 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
13770 ASM_CLOBBERS): Add tree checks.
13772 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
13773 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
13774 * c-common.def (SWITCH_STMT): Update to match.
13775 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
13776 macros instead of SWITCH_EXPR ones.
13777 * c-dump.c (c_dump_tree): Likewise.
13778 * c-gimplify.c (gimplify_switch_stmt): Likewise.
13779 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
13781 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
13783 2005-01-27 Alan Modra <amodra@bigpond.net.au>
13785 * unwind-dw2.c (execute_stack_op): Add missing cases for
13786 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
13788 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
13790 * config.gcc (Obsolete configurations): Remove 'dummy', add
13791 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
13794 2005-01-26 Diego Novillo <dnovillo@redhat.com>
13796 PR tree-optimization/19633
13797 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
13799 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
13800 are no call-clobbered variables.
13801 * tree-outof-ssa.c (check_replaceable): Return false for calls
13804 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
13806 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
13807 even for variables with NULL DECL_INITIAL.
13809 2005-01-26 Stuart Hastings <stuart@apple.com>
13811 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
13813 2005-01-26 Richard Henderson <rth@redhat.com>
13815 PR middle-end/18008
13816 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13818 * expr.c (store_field): Strip conversions to odd-bit-sized types
13819 if the destination field width matches.
13821 2005-01-26 Richard Henderson <rth@redhat.com>
13823 * c-decl.c, expmed.c, expr.c: Revert last change.
13825 2005-01-26 Richard Henderson <rth@redhat.com>
13827 PR middle-end/18008
13828 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
13830 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
13831 if we don't need the bits above those present in the current mode.
13832 * expr.c (store_field): Strip conversions to odd-bit-sized types
13833 if the destination field width matches.
13835 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
13837 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
13838 either -ffast-math or -funsafe-math-optimizations is in use.
13840 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
13844 * config/avr/avr.c (notice_update_cc): Only set condition code for
13845 ashrqi3 if shift count > 0.
13846 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
13847 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
13848 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
13849 count <= 0 as a no-op, and shift count >= width by copying zero
13850 or sign bit to all bits of the result.
13851 * config/avr/avr.md (all shifts): Add alternatives for zero shift
13852 count, with attribute "length" set to 0 and "cc" set to "none".
13854 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13856 * doc/invoke.texi: Document -mTLS.
13858 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
13859 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
13860 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
13861 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
13862 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
13863 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
13864 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
13865 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
13867 * configure.ac: Check for a TLS capable gas.
13869 * configure: Regenerate.
13871 2005-01-26 Richard Henderson <rth@redhat.com>
13873 PR middle-end/18008
13874 * combine.c (make_field_assignment): Simplify store to zero_extract
13875 from a source with an overlapping mask.
13877 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
13879 2004-11-11 Eric Christopher <echristo@redhat.com>
13881 * config/frv/frv.md: Add fr400_integer automaton. Don't
13882 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
13885 2005-01-26 Steven Bosscher <stevenb@suse.de>
13887 PR middle-end/16585
13888 * cfgbuild.c (make_edges): Do not clear or set
13889 current_function_has_computed_jump.
13890 * function.h (struct function): Remove the has_computed_jump field.
13891 (current_function_has_computed_jump): Do not define.
13892 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
13893 in a computed jump. Ignore current_function_has_computed_jump.
13895 2005-01-26 Richard Henderson <rth@redhat.com>
13897 PR middle-end/19515
13898 * expr.c (categorize_ctor_elements): New argument p_must_clear.
13899 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
13901 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
13902 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
13903 objects into static storage if they have more than one non-zero value.
13904 * tree.h (categorize_ctor_elements): Update decl.
13906 2005-01-26 Steven Bosscher <stevenb@suse.de>
13908 PR middle-end/19616
13909 * tree.h (CALL_EXPR_TAILCALL): Add comment.
13910 * calls.c (check_sibcall_argument_overlap_1): Revert the change
13911 to this function from 2004-07-10.
13912 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
13913 the current function for tail call optimizations if the address
13914 of one of it its arguments is taken.
13916 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
13918 * cse.c (fold_rtx): Call equiv_constant only when necessary.
13920 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
13922 * function.c (expand_function_end): If current_function_calls_alloca,
13923 emit stack restore in a place that is reached when the function falls
13924 through at the end.
13926 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
13928 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
13929 rule to avoid matching inappropriate suffix rule.
13931 2005-01-26 Jan Hubicka <jh@suse.cz>
13933 PR tree-optimization/19241
13934 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
13936 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13938 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
13939 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
13941 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
13942 <sim*>: Always use crt1.o, regardless of N in simN.
13943 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13944 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
13945 (CRT_CALL_STATIC_FUNCTION): Remove.
13946 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
13947 use crt1.o, regardless of N in simN.
13948 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
13949 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
13950 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
13951 case isystem setting.
13952 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
13954 2005-01-25 Ian Lance Taylor <ian@airs.com>
13956 * gimple-low.c (block_may_fallthru): Correct handling of
13957 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
13959 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
13961 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
13962 handlers to match indentation; nested under the mtune=* handler.
13963 Similar for mcpu= and march=.
13965 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
13967 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
13968 * config/mips/linux64.h (LIB_SPEC): Likewise.
13969 * config/mn10300/linux.h (LIB_SPEC): Likewise.
13970 * config/sh/linux.h (LIB_SPEC): Likewise.
13972 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
13974 * config/frv/frv.c (frv_legitimize_tls_address): New.
13975 (TARGET_HAVE_TLS): Define.
13976 (FRV_SYMBOL_REF_TLS_P): Define.
13977 (frv_override_options): Handle new register classes.
13978 (frv_legitimate_address_p): Reject tls addresses.
13979 (frv_legitimize_address): Handle TLS addresses.
13980 (gen_inlined_tls_plt): New.
13981 (gen_tlsmoff): New.
13982 (frv_legitimize_tls_address): New.
13983 (unspec_got_name): Add TLS entries.
13984 (got12_operand): Add R_FRV_TLSMOFF12 case.
13985 (frv_emit_move): Fixup TLS addresses.
13986 (frv_emit_movsi): Legitimize TLS addresses.
13988 * config/frv/frv.h (MASK_BIG_TLS): New.
13989 (TARGET_BIG_TLS): New.
13990 (HAVE_AS_TLS): Define.
13991 (TARGET_SWITCHES): Add -mTLS and -mtls options.
13992 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
13993 (REG_CLASS_NAMES): Same.
13994 (REG_CLASS_CONTENTS): Same.
13995 (CONSTRAINT_LEN): New.
13996 (REG_CLASS_FROM_CONSTRAINT): New.
13997 (PREDICATE_CODES): Add symbolic_operand.
13999 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
14000 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
14001 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
14002 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
14003 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
14004 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
14005 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
14006 GR9_REG, GR14_REG, LRREG.
14007 (type): Add load_or_call attribute.
14008 ("load_or_call"): New reservation.
14009 ("call_gettlsoff"): New.
14010 ("tls_indirect_call"): New.
14011 ("tls_load_gottlsoff12"): New.
14012 ("tlsoff_hilo"): New.
14013 ("tls_tlsdesc_ldd"): New.
14014 ("tls_tlsoff_ld"): New.
14017 * config/frv/frv-protos.h (symbolic_operand): Protoize.
14019 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
14021 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
14022 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
14023 * config/frv/frv.c (TLS_BIAS): Define.
14024 (frv_output_dwarf_dtprel): New.
14026 2005-01-26 Jakub Jelinek <jakub@redhat.com>
14028 PR rtl-optimization/19579
14029 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
14030 both A and B, see if they don't clobber registers the other expr uses.
14032 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
14034 * real.c (do_add): Initialize signalling and canonical members.
14036 * real.c (real_from_integer): Zero out destination.
14038 2005-01-18 Jan Hubicka <jh@suse.cz>
14040 PR tree-optimize/19337
14041 * tree-inline.c (initialize_inlined_parameters): Copy
14042 saved_static_chain_decl only.
14044 2005-01-25 Richard Henderson <rth@redhat.com>
14048 * config/i386/i386.c (x86_inter_unit_moves): Zero.
14049 (ix86_preferred_reload_class): Rewrite fp-constant section, with
14050 80387 enabled, to return a proper subclass. Return the subset that
14051 overlaps with GENERAL_REGS for PLUS.
14052 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
14054 2005-01-25 Richard Henderson <rth@redhat.com>
14056 PR middle-end/19609
14057 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
14059 2005-01-25 Roger Sayle <roger@eyesopen.com>
14061 * expmed.c (choose_multiplier): Change interface to return the
14062 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
14063 (expand_divmod): Update calls to choose_multiplier.
14065 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14067 PR middle-end/19330
14068 * expmed.c (extract_bit_field): Use adjust_address instead of
14069 gen_lowpart when op0 is a MEM.
14071 2005-01-24 Steven Bosscher <stevenb@suse.de>
14073 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
14075 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
14077 * config/mips/irix-csr.c: New file.
14078 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
14079 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
14080 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
14083 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
14086 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
14087 sparc/elf.h, add sparc/sp-elf.h.
14088 (sparc-*-rtems*): Likewise.
14089 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
14090 tm-dwarf2.h, add sparc/sp-elf.h.
14091 (sparc86x-*-elf): Likewise.
14092 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
14093 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
14094 TARGET_OS_CPP_BUILTINS.
14095 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14096 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
14098 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
14099 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
14100 (SWITCH_TAKES_ARG): Likewise.
14101 (LOCAL_LABEL_PREFIX): Likewise.
14102 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
14103 (TARGET_N_FORMAT_TYPES): Delete.
14104 (TARGET_FORMAT_TYPES): Likewise.
14105 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
14106 * config/sparc/elf.h: Delete.
14107 * config/sparc/sp-elf.h: New file.
14109 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14111 * tree-flow-inline.h (phi_arg_from_edge): Remove.
14112 * tree-flow.h: Remove the corresponding prototype.
14113 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
14114 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
14116 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14119 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
14120 for AIX ABI or ELF -fPIC.
14121 (rs6000_emit_load_toc_table): Don't create toc_section here.
14122 (rs6000_xcoff_file_start): Nor here.
14124 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
14126 * sh.c (ra.h): Don't #include.
14127 (hard_regs_intersect_p): New function, resurrected from ra.c.
14129 * sh.c: Fix 1996 Copyright.
14131 2005-01-24 Richard Henderson <rth@redhat.com>
14132 Aldy Hernandez <aldyh@redhat.com>
14134 * regrename.c (note_sets): Handle subregs.
14136 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
14139 * genconditions.c (write_header, write_conditions): Elide file if
14142 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
14144 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
14145 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
14148 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14150 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
14151 expand_builtin_printf, expand_builtin_fprintf,
14152 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
14153 checking against POINTER_TYPE.
14154 (validate_arglist): Handle POINTER_TYPE code by checking
14157 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
14159 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
14160 init_rtlanal): New.
14161 (for_each_rtx): Call for_each_rtx_1.
14162 * rtl.h (init_rtlanal): Declare.
14163 * toplev.c (backend_init): Call init_rtlanal.
14165 2005-01-24 Jakub Jelinek <jakub@redhat.com>
14167 * flow.c (propagate_one_insn): Formatting.
14169 PR middle-end/19551
14170 * flow.c (libcall_dead_p): Be more conservative if unsure.
14171 If there are any instructions between insn and call, see if they are
14172 all dead before saying the libcall is dead.
14174 2005-01-24 Uros Bizjak <uros@kss-loka.si>
14176 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
14177 operand constraint for operand 0.
14179 2005-01-23 Richard Henderson <rth@redhat.com>
14182 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
14183 edges leading to join block.
14185 2005-01-23 Roger Sayle <roger@eyesopen.com>
14187 * expmed.c (expand_mult_highpart): Make static. Change type of
14188 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
14189 (expand_divmod): Updates calls to expand_mult_highpart by using
14190 gen_int_mode to pass a CONST_INT rtx.
14191 * rtl.h (expand_mult_highpart): Remove prototype.
14193 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14195 * flow.c (regset_bytes, regset_size): Remove.
14197 * cfganal.c: Fix a reference to Harvey's paper.
14199 2005-01-23 Steven Bosscher <stevenb@suse.de>
14201 PR rtl-optimization/19464
14202 * tree-optimize.c (init_tree_optimization_passes): Add one more
14203 copyrename pass just before out-of-ssa.
14205 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
14208 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
14209 * ggc-none.c (ggc_free): Define.
14211 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14213 * cse.c (max_reg, max_insn_uid): Remove.
14214 (cse_main): Don't access max_reg or max_insn_uid.
14216 * c-common.c (explicit_flag_signed_bitfields,
14217 lang_statement_code_p, lang_expand_function_end): Remove.
14218 * c-common.h: Remove the corresponding declarations.
14219 * c-opts.c (c_common_handle_option): Remove all write access
14220 to explicit_flag_signed_bitfields.
14222 * cgraph.c (cgraph_varpool_n_nodes): Remove.
14223 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
14224 * cgraph.h: Remove the corresponding declaration.
14226 * gcse.c (null_pointer_info): Remove.
14228 2005-01-23 Roger Sayle <roger@eyesopen.com>
14229 Eric Botcazou <ebotcazou@libertysurf.fr>
14231 * combine.c (simplify_logical): Only simplify logical expressions
14232 of the form ior(and(x,y),z) by the inverse distributive law if the
14233 result is cheaper than the original.
14235 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
14237 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
14238 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
14239 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
14240 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
14241 config/freebsd-spec.h, config/arm/arm.h,
14242 config/h8300/h8300.md, config/i386/i386.md,
14243 config/i386/predicates.md, config/i386/sse.md,
14244 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
14245 config/vax/vax.md: Fix comment typos. Follow spelling
14248 2005-01-23 Steven Bosscher <stevenb@suse.de>
14250 * gengtype.c (walk_type): Produce `not equal to' compares for loop
14251 tests, instead of `less than'.
14253 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
14255 * function.c (assign_parm_setup_block): When creating a new stack slot
14256 for a parameter, get its alignment from the parameter's DECL_ALIGN
14257 rather than the type's TYPE_ALIGN. Make sure that the parameter
14258 is at least word aligned.
14260 2005-01-22 Roger Sayle <roger@eyesopen.com>
14262 PR middle-end/19378
14263 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
14265 2005-01-22 Richard Henderson <rth@redhat.com>
14268 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
14269 in both compare operands.
14270 (movdfcc_1_sse_max): Likewise.
14271 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
14272 (movdfcc_1_sse): Likewise.
14273 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
14274 scratch register as needed.
14276 2005-01-22 Richard Henderson <rth@redhat.com>
14278 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
14280 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
14282 2005-01-22 Richard Henderson <rth@redhat.com>
14284 * genopinit.c (optabs): Use smin/smax for floating point too.
14285 * doc/md.texi: Update to match. Clarify that floating point
14286 results are undefined for +0/-0 and NaN.
14287 * doc/rtl.texi: Likewise.
14288 * rtl.def (SMIN, SMAX): Likewise
14289 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14291 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
14292 leading 's' to the name.
14293 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
14294 smaxxf3, sminxf3): Likewise.
14295 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
14298 2005-01-22 Paul Brook <paul@codesourcery.com>
14300 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
14302 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
14304 * config/s390/s390.c (struct processor_costs): New fields
14305 dlgr, dlr, dr, dsgfr, dsgr.
14306 (z900_cost, z990_cost): Values for new fields.
14307 (s390_rtx_costs): New cases MEM und COMPARE in switch
14308 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
14309 DIV, MOD, UDIV, UMOD.
14311 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14313 * config/s390/s390.md ("doloop_si64"): Reload input value directly
14314 into the register being decremented.
14315 ("doloop_si31", "doloop_di"): Likewise.
14316 ("*doloop_si_long"): Adapt pattern.
14318 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
14320 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
14322 (CLASS_MAX_NREGS): Likewise.
14324 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
14326 * doc/tree-ssa.texi (Statement Operands): Add example for new
14327 must-def macro. Note deprecation of old operands interface.
14329 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
14331 PR tree-optimization/19484
14332 * tree-cfg.c (remove_fallthru_edge): New function.
14333 (cleanup_control_flow): Remove fallthru edges from calls that are
14334 now known not to return.
14336 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14338 Fix PR tree-optimization/19038
14339 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
14340 copies with loop variant ones.
14342 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
14344 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
14345 config/alpha/alpha-protos.h, config/alpha/alpha.h,
14346 config/alpha/alpha.md, config/alpha/predicates.md,
14347 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
14348 config/sparc/sol2.h: Update copyright.
14350 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
14351 first label to see if it is a nonlocal label.
14353 2005-01-22 David Edelsohn <edelsohn@gnu.org>
14354 Andrew Pinski <pinskia@physics.uc.edu>
14357 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
14358 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
14360 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14362 * config/rs6000/rtems.h: Update copyright.
14364 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
14367 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
14368 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
14369 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
14371 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
14374 * c-typeck.c (convert_arguments): Check for error_mark_node.
14376 2005-01-21 Ian Lance Taylor <ian@airs.com>
14378 PR tree-optimization/13000
14379 * tree-inline.c: Include "tree-flow.h".
14380 (expand_call_inline): If warn_return_type, warn if non-void inline
14381 function falls through.
14382 * tree-cfg.c (execute_warn_function_return): Don't warn about
14383 control reaching end if TREE_NO_WARNING is set. Set
14385 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
14387 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
14388 branch if we don't need one.
14389 * c-typeck.c: Include "tree-flow.h"
14390 (c_finish_bc_stmt): Don't add a goto if the current statement
14391 list doesn't fall through to the current point.
14393 2005-01-21 Roger Sayle <roger@eyesopen.com>
14395 PR rtl-optimization/576
14396 * real.c (real_arithmetic): Change return type from void to bool
14397 to return an indication that the result may be inexact.
14398 * real.h (real_arithmeric): Update prototype.
14399 * fold-const.c (const_binop): Don't constant fold floating
14400 point expressions when the user specifies -frounding-math and
14401 the result may depend upon the run-time rounding mode.
14402 (fold_convert_const_real_from_real): Clean-up.
14403 (fold_initializer): Ignore flag_rounding_math for initializers.
14404 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
14405 constant fold FP operations with flag_rounding_math if the
14406 result may depend upon the run-time rounding mode.
14408 2005-01-21 Tom Tromey <tromey@redhat.com>
14410 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
14412 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
14414 * tree-cfg.c: Fix comment typos.
14416 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
14418 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
14419 around the call to rest_of_handle_branch_target_load_optimize.
14421 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
14423 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
14424 (sparc64-*-openbsd*): Likewise.
14425 (sparclite-*-elf*): Include tm-dwarf2.h.
14426 (sparc86x-*-elf*): Likewise.
14427 (sparc64-*-elf*): Likewise.
14428 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
14429 (DBX_DEBUGGING_INFO): Likewise.
14430 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
14431 (PREFERRED_DEBUGGING_TYPE): Likewise.
14432 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
14433 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
14434 (PREFERRED_DEBUGGING_TYPE): Likewise.
14435 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
14436 (PREFERRED_DEBUGGING_TYPE): Likewise.
14437 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
14439 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
14442 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
14444 2005-01-20 Paul Brook <paul@codesourcery.com>
14446 * doc/rtl.texi: Document value extension requirements for CONST_INT.
14448 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14450 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
14451 label is first in a sequence of labels.
14453 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
14455 2005-01-20 Janis Johnson <janis187@us.ibm.com>
14456 Giovanni Bajo <giovannibajo@gcc.gnu.org>
14458 * doc/sourcebuild.texi (Test Directives): New.
14460 2005-01-20 Roger Sayle <roger@eyesopen.com>
14462 * real.c (real_floor): Don't leave the result uninitialized when
14463 mode is VOIDMode, but return the unrounded intermediate value.
14464 (real_ceil): Likewise.
14466 2005-01-20 Paul Brook <paul@codesourcery.com>
14468 * config/arm/arm.md (insv): Use gen_int_mode.
14470 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
14472 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
14473 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14474 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14475 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14476 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
14478 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
14481 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
14482 fbreg, so we have to assume we can't.
14483 (loc_descriptor_from_tree_1): Ditto.
14484 (containing_function_has_frame_base): New function.
14485 (add_location_or_const_value_attribute): Use it.
14486 Also try to generate a frame_base from a single element location
14489 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14491 PR tree-optimization/15349
14492 * timevar.def (TV_TREE_MERGE_PHI): New.
14493 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
14495 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
14496 calls to tree_forwarder_block_p.
14497 (remove_forwarder_block_with_phi, merge_phi_nodes,
14498 gate_merge_phi, pass_merge_phi): New.
14499 * tree-optimize.c (init_tree_optimization_passes): Add
14501 * tree-pass.h: Add an extern for pass_merge_phi;
14503 2005-01-20 Richard Henderson <rth@redhat.com>
14506 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
14507 (_mm_castps_pd, _mm_castps_si128): New.
14508 (_mm_castsi128_ps, _mm_castsi128_pd): New.
14510 2005-01-20 Richard Henderson <rth@redhat.com>
14513 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
14514 __builtin_ia32_vec_init_v2si.
14515 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
14516 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
14517 (ix86_init_mmx_sse_builtins): Create it.
14518 (ix86_expand_builtin): Expand it.
14519 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
14520 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
14521 (vec_extractv2si_0, vec_extractv2si_1): New.
14523 2005-01-20 Richard Henderson <rth@redhat.com>
14526 * config/i386/i386.c (ix86_expand_push): New.
14527 * config/i386/mmx.md (push<MMXMODE>1): New.
14528 * config/i386/sse.md (push<SSEMODE>1): New.
14529 * config/i386/i386-protos.h: Update.
14531 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
14533 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
14536 2005-01-20 Richard Henderson <rth@redhat.com>
14538 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
14539 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
14541 2005-01-19 Richard Henderson <rth@redhat.com>
14544 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
14545 to V4SFmode in SSE1 fallback load path.
14547 2005-01-19 Richard Henderson <rth@redhat.com>
14549 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
14550 in QImode expansion to ix86_expand_vector_set.
14551 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
14553 2005-01-19 Richard Henderson <rth@redhat.com>
14556 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
14557 subclass of the input class.
14558 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
14559 Always true for cross-SSE1 classes. Rationalize conditionals.
14560 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
14561 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
14562 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
14563 (movdi_2): Add MMX/SSE zeros.
14564 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
14565 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
14566 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14567 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
14568 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
14569 (zero_extendsidi2_rex64_1): Remove.
14570 (MOV0 peephole): Check GENERAL_REG_P.
14572 2005-01-19 Richard Henderson <rth@redhat.com>
14575 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
14577 (ix86_expand_vector_extract): Likewise.
14579 2005-01-19 Richard Henderson <rth@redhat.com>
14581 PR middle-end/19304
14582 * expr.c (emit_move_change_mode): New argument force; use
14583 simplify_gen_subreg if true.
14584 (emit_move_via_alt_mode): Merge into ...
14585 (emit_move_via_integer): ... here.
14586 (emit_move_ccmode): Use emit_move_change_mode directly.
14588 2005-01-19 Richard Henderson <rth@redhat.com>
14591 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
14592 (alpha_preferred_reload_class): Handle CONST_VECTOR.
14593 (alpha_emit_set_const_1): Add no_output parameter; don't emit
14595 (alpha_emit_set_const): Likewise. Make static.
14596 (alpha_emit_set_long_const): Make static.
14597 (alpha_extract_integer): Split out from alpha_expand_mov.
14598 (alpha_split_const_mov): Likewise.
14599 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
14600 (alpha_legitimate_constant_p): New.
14601 * config/alpha/alpha-protos.h: Update.
14602 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
14603 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
14604 * config/alpha/alpha.md (movsi): Add n alternative.
14605 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
14606 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
14607 (splitters for all of the above): Use alpha_split_const_mov.
14608 * config/alpha/predicates.md (non_add_const_operand): New.
14609 (non_zero_const_operand): New.
14610 (input_operand): Use alpha_legitimate_constant_p after reload.
14612 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14614 PR tree-optimization/19038
14615 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
14616 (add_candidate): Add ivs with increment in latch only if
14617 allow_ip_end_pos_p is true.
14618 (determine_iv_cost): Use empty_block_p.
14620 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
14622 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
14623 (compute_dominance_frontiers): Ditto.
14625 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
14628 * config/sh/t-rtems: New.
14629 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
14631 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
14633 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
14634 the offset of the selected field.
14636 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
14638 * tree-cfg.c (remove_forwarder_block): Fix the check to
14639 prevent a nonlocal label from appearing in the middle of a
14642 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
14644 PR rtl-optimization/19462
14645 * reorg.c (find_end_label): Create return insn only if
14646 current_function_epilogue_delay_list is empty.
14648 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
14650 * doc/passes.texi: Remove paragraph mentioning new-ra.
14652 2005-01-19 Jakub Jelinek <jakub@redhat.com>
14654 PR rtl-optimization/15139
14655 * combine.c: Include params.h.
14656 (count_rtxs): New function.
14657 (record_value_for_reg): If replace_rtx would replace at least
14658 2 occurrences of REG in VALUE and TEM is really large, replace REG with
14659 (clobber (const_int 0)) instead of TEM.
14660 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
14661 * params.h (MAX_LAST_VALUE_RTL): New.
14662 * Makefile.in (combine.o): Depend on $(PARAMS_H).
14663 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
14666 * c-typeck.c (digest_init): Only call build_vector if all constructor
14667 elements are *_CST nodes.
14668 * gimplify.c (gimplify_init_constructor): Likewise.
14670 PR middle-end/19164
14671 * c-typeck.c (digest_init): Only call build_vector if inside_init
14674 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
14676 * toplev.c (init_asm_output): Remove dead #ifdef.
14678 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
14680 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
14682 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14684 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
14685 accessing DECL_FUNCTION_CODE.
14686 * dojump.c (do_jump): Likewise.
14687 * gimplify.c (gimplify_call_expr): Likewise.
14688 * predict.c (expr_expected_value): Likewise.
14689 (strip_builtin_expect): Likewise.
14690 * tree-inline.c (estimate_num_insns_1): Likewise.
14691 * tree-ssa-loop-im.c (stmt_cost): Likewise
14692 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
14693 (tree_expr_nonnegative_p): Likewise.
14695 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14697 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
14698 variant of the load_pcrel_sym pattern.
14699 * config/sparc/sparc.md (P macro): Move to the top.
14700 (load_pcrel_sym): Macroize using P.
14701 (save_register_window): Likewise.
14703 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
14705 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
14706 ("sordered"): Same.
14708 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
14711 * c-typeck.c (build_asm_expr): Strip nops off
14712 input memory operands.
14714 2005-01-18 David Edelsohn <edelsohn@gnu.org>
14716 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
14717 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
14718 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
14719 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
14721 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
14724 * config/i386/i386.c (override_options): If the 80387 is disabled,
14725 then do not return FP values using FP registers.
14727 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
14729 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
14730 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
14731 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
14732 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
14733 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
14734 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
14735 output.h, postreload-gcse.c, postreload.c, recog.c,
14736 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
14737 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
14738 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
14739 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
14740 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
14741 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
14742 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
14743 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
14745 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
14746 config/alpha/alpha.c, config/arm/vfp.md,
14747 config/i386/emmintrin.h, config/i386/i386-modes.def,
14748 config/i386/i386-protos.h, config/i386/i386.h,
14749 config/i386/pmmintrin.h, config/i386/ppro.md,
14750 config/i386/predicates.md, config/i386/xmmintrin.h,
14751 config/i860/i860.c, config/ia64/ia64-modes.def,
14752 config/ia64/ia64-protos.h, config/ia64/ia64.h,
14753 config/ia64/ia64.md, config/ia64/itanium1.md,
14754 config/ia64/itanium2.md, config/ia64/predicates.md,
14755 config/iq2000/iq2000.h, config/mips/linux64.h,
14756 config/rs6000/aix41.h, config/rs6000/aix43.h,
14757 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
14758 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
14759 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
14760 config/sparc/linux64.h, config/sparc/litecoff.h,
14761 config/sparc/sp64-elf.h, config/sparc/sparc.c,
14762 config/sparc/sparc.h, config/sparc/sparc.md,
14763 config/sparc/sysv4-only.h: Update copyright.
14765 2005-01-18 Richard Henderson <rth@redhat.com>
14768 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
14770 2005-01-18 Marc Espie <espie@openbsd.org>
14771 * config/i386/openbsdelf.h: Typo.
14773 2005-01-18 Richard Henderson <rth@redhat.com>
14775 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
14776 special case for sse.
14777 * config/i386/predicates.md (sse_comparison_operator): Likewise.
14779 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
14781 * tree-inline.c (estimate_num_insns_1): Added cases for
14782 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
14784 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
14786 PR rtl-optimization/19296
14787 * combine.c (simplify_comparison): Rewrite the condition under
14788 which a non-paradoxical SUBREG of a PLUS can be lifted when
14789 compared against a constant.
14791 2005-01-18 Andi Kleen <ak@muc.de>
14793 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
14794 * c.opt (-Wpointer-sign): Add.
14795 * doc/invoke.texi: (-Wpointer-sign): Add.
14797 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14799 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
14800 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
14801 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
14802 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
14803 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
14804 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
14805 for TARGET_MIX_SSE_I387.
14806 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
14807 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
14808 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
14809 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
14810 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
14811 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
14812 TARGET_MIX_SSE_I387.
14813 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
14816 2005-01-18 Uros Bizjak <uros@kss-loka.si>
14819 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
14820 Add movaps alternative for xmm reg->reg move.
14822 2005-01-17 Jeff Law <law@redhat.com>
14824 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
14825 at the end of the main DOM loop rather than just before DOM exits.
14827 2005-01-17 Diego Novillo <dnovillo@redhat.com>
14829 PR tree-optimization/19121
14830 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
14831 adding aliases to a name tag, also add them to the pointer's
14833 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
14834 sensitive alias info at all. Only check that the two pointers
14835 have compatible pointed-to sets.
14836 * tree-ssa.c (verify_name_tags): Verify that the alias set of
14837 a pointer's type tag is a superset of the alias set of the
14838 pointer's name tag.
14840 2005-01-17 James E Wilson <wilson@specifixinc.com>
14843 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
14844 comment to document why.
14846 2005-01-17 Richard Henderson <rth@redhat.com>
14848 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
14849 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
14850 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
14851 sse2_vmsminv2df3_finite): New.
14852 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
14853 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
14854 Force op1 into register.
14856 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
14858 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
14859 bubblestrap from always rebuilding build directory.
14861 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
14863 * config/s390/s390.md ("*clc"): Remove incorrect '='.
14864 ("*cmpmem_short"): Likewise.
14866 2005-01-17 Steven Bosscher <stevenb@suse.de>
14868 * basic-block.h: Document BB_* flags.
14869 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
14870 use an sbitmap instead.
14871 * sched-rgn.c (compute_trg_info): Likewise.
14873 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
14875 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
14876 redundant target_cpu_default and extra_parts lines. Use the default
14878 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
14879 (SUBTARGET_EXTRA_SPECS): Delete.
14880 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
14881 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
14882 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
14883 and "n32" for -mabi=n32.
14885 2005-01-17 Ian Lance Taylor <ian@airs.com>
14888 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
14889 fold constant variables into initial values.
14891 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14893 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
14895 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
14896 through the statements backward.
14898 2005-01-17 Ian Lance Taylor <ian@airs.com>
14900 PR middle-end/13127:
14901 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
14902 a variable set to the return value of the inlined function.
14904 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
14906 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
14907 when modes are tieable.
14909 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
14911 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
14912 of pthread_create to find out if threads are enabled.
14913 * gthr-posix95.h (__gthread_active_p): Likewise.
14915 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14917 * common.opt (-fnew-ra): Remove.
14919 * toplev.h (flag_new_regalloc): Remove.
14920 * Makefile.in (ra*.*): Don't mention.
14921 * passes.c (rest_of_handle_new_regalloc): Remove.
14922 (rest_of_handle_combine, rest_of_compilation): Always consider
14923 flag_new_regalloc as false.
14924 * doc/invoke.texi: Don't document -fnew-ra.
14926 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
14928 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
14929 last parameter to reg_scan.
14930 * loop.c (loop_optimize): Likewise.
14931 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
14932 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
14933 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
14934 rest_of_handle_gcse, rest_of_handle_loop_optimize,
14935 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
14936 * regclass.c (reg_scan): Likewise, for the declaration.
14937 * rtl.h (reg_scan): Likewise, for the prototype.
14939 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
14941 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
14942 mark_dfs_back_edges.
14944 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
14946 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
14947 (compute_avail): Uses don't go in tmp_gen.
14949 2005-01-16 Steven Bosscher <stevenb@suse.de>
14951 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
14952 loop to look for a free slot in a page entry.
14954 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14957 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
14958 * toplev.c (compile_file): Call process_pending_assemble_output_defs
14959 just before targetm.asm_out.file_end.
14960 * tree.h (process_pending_assemble_output_defs): Declare.
14961 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
14963 (assemble_alias): Defer generation of assembly code for defines when
14964 TARGET_DEFERRED_OUTPUT_DEFS is true.
14965 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14966 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
14967 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
14969 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14972 * pa.c (pa_scalar_mode_supported_p): New function.
14973 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
14974 * pa.h (MIN_UNITS_PER_WORD): Add comment.
14976 * pa-protos.h (prefetch_operand): Delete.
14977 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
14978 * pa.c (prefetch_operand): Delete.
14979 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
14980 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
14981 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
14982 and prefetch_nocc_operand.
14983 * pa.md (prefetch): Rework to avoid reload problems handling short
14984 displacements when a cache control completer needs to be provided.
14985 (prefetch_32, prefetch_64): Delete.
14986 (prefetch_cc, prefetch_nocc): New patterns.
14988 2005-01-15 David Edelsohn <edelsohn@gnu.org>
14990 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
14992 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14995 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
14996 exceeds maximum alignment for global common data.
14997 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
14998 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
15000 2004-01-15 Roger Sayle <roger@eyesopen.com>
15002 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
15004 2004-01-15 Roger Sayle <roger@eyesopen.com>
15006 * harg-reg-set.h (reg_class_names): Prototype global array.
15007 * regclass.c (reg_class_names): Declare here and initialize to
15009 (dump_regclass): Remove local declaration of reg_class_names.
15010 (regclass): Likewise.
15011 * cfg.c (dump_flow_info): Likewise.
15012 * ra-debug.c (reg_class_names): Likewise.
15013 * regrename.c (reg_class_names): Likewise.
15014 * reload.c (reg_class_names): Likewise.
15015 * reload1.c (spill_failure): Likewise.
15016 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
15018 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
15020 * config/s390/s390.md ("reload_outti"): Remove predicate for
15021 output operand. Abort if operand is not a MEM.
15022 ("reload_outdi", "reload_outdf"): Likewise.
15024 2005-01-15 Marc Espie <espie@openbsd.org>
15026 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
15027 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
15028 * config/openbsd.h: Fix C++ includes for native configurations.
15029 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
15030 Add trampoline support.
15031 * config/i386/openbsdelf.h: New.
15033 2005-01-15 Marc Espie <espie@openbsd.org>
15035 * collect2.c (main): Explicitly parse -dynamic-linker option.
15037 2005-01-15 Jakub Jelinek <jakub@redhat.com>
15039 PR tree-optimization/19060
15040 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
15041 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
15042 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
15043 and handle extract_range_from_cond returning false.
15044 * fold-const.c (fold): Optimize comparisons with min/max even for
15045 width > HOST_BITS_PER_WIDE_INT.
15047 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
15049 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
15050 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
15051 Remove little endian multilib variants.
15052 Add mips32 multilib variant.
15054 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
15056 * explow.c (copy_all_reg, stabilize): Remove.
15057 * expr.h: Remove the corresponding prototypes.
15059 * rtlanal.c (regs_set_between_p): Remove.
15060 * rtl.h: Remove the corresponding prototype.
15062 2005-01-14 David Edelsohn <edelsohn@gnu.org>
15064 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
15065 to rs6000_nonimmediate_operand.
15066 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
15067 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
15068 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
15069 rs6000_nonimmediate_operand.
15070 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
15071 rs6000_nonimmediate_operand.
15073 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
15075 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
15077 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15079 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
15081 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
15082 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
15084 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
15085 (rs6k_nonimmediate_operand): New.
15086 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
15088 (legitimate_lo_sum_address_p): Same.
15089 (rs6000_legitimize_address): Same.
15090 (rs6000_legitimize_reload_address): Same.
15091 (rs6000_legitimate_address): Same.
15092 (spe_build_register_parallel): Pass DF and DC modes in a DI
15095 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
15096 to rs6k_nonimmediate_operand.
15098 * config/rs6000/spe.md ("*frob_df_di"): New.
15099 ("*frob_di_df"): New.
15100 ("*frob_di_df_2"): New.
15101 ("*mov_sidf_e500_subreg0"): New.
15102 ("*mov_sidf_e500_subreg4"): New.
15103 ("*movdf_e500_double"): Change predicate to
15104 rs6k_nonimmediate_operand.
15106 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15108 * postreload.c (move2add_note_store): Only call
15109 trunc_int_for_mode on scalar integers.
15111 2005-01-14 Steven Bosscher <stevenb@suse.de>
15113 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
15114 replace BB_VISITED uses.
15115 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
15116 (propagate_necessity): Check the bitmap instead of BB_VISITED.
15117 (tree_dce_done): Free visited_control_parents.
15118 (perform_tree_ssa_dce): Allocate and clear it.
15119 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
15120 (compute_antic): Iterate from here using a DFS. Use an sbitmap
15121 instead of BB_VISITED.
15123 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15125 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
15126 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
15127 Remove unused prototypes.
15129 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15131 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
15132 64-bit register usage.
15133 (spe_func_has_64bit_regs_p): Add FIXME note.
15135 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
15137 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
15138 flag_finite_math_only with flag_unsafe_math_optimizations.
15140 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
15142 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
15143 end-of-stack check.
15144 (__tpf_eh_return): Copy TPF private stack area from the module
15145 boundary stack frame. Add check for when module addresses are
15146 equal, but no stub address is found.
15148 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
15151 * arm.h (struct machine_function): Add call_via field.
15152 (thumb_call_via_label): Declare.
15153 * arm.c (thumb_call_via_label): New variable.
15154 (thumb_call_reg_needed): New variable.
15155 (arm_output_function_epilogue): For Thumb code, output any per-function
15156 call-indirect trampolines.
15157 (thumb_call_via_reg): New function.
15158 (arm_file_end): New function.
15159 (TARGET_ASM_FILE_END): Call arm_file_end.
15160 (aof_file_end): Likewise.
15161 * arm-protos.h (thumb_call_via_reg): Declare.
15162 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
15163 thumb_call_via_reg in normal case.
15165 2005-01-14 Jakub Jelinek <jakub@redhat.com>
15167 PR middle-end/19084
15168 PR rtl-optimization/19348
15169 * recog.c (peephole2_optimize): Do global life update if some peephole
15170 decides it doesn't need at least one of its inputs and that change
15171 influences liveness at the start of the basic block.
15173 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
15174 arguments instead of 1.
15176 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
15178 PR middle-end/18820
15179 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
15180 zero for nested functions needing a static chain or functions
15181 with a non-constant address.
15183 2005-01-13 Roger Sayle <roger@eyesopen.com>
15185 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
15186 (and (sign_extend X) C) into (zero_extend (and X C)).
15188 2005-01-13 David O'Brien <obrien@FreeBSD.org>
15190 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
15192 2005-01-13 Richard Henderson <rth@redhat.com>
15197 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
15198 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
15199 not just TARGET_SSE.
15200 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
15201 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
15202 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
15203 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
15204 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
15205 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
15206 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
15207 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
15208 (movdicc_c_rex64): Rename with '*'.
15209 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
15210 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
15211 (movsfcc_1_387): Rename from movsfcc_1.
15212 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
15213 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
15214 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
15215 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
15216 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
15217 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
15218 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
15219 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
15220 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
15221 sse_movdfcc_const0_4): Remove.
15222 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
15223 recognize min/max early. Update for changed sse cmove patterns.
15224 (ix86_split_sse_movcc): New.
15225 * config/i386/i386-protos.h: Update.
15227 2005-01-13 Steven Bosscher <stevenb@suse.de>
15229 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
15230 (fix_stmt_v_may_defs): Likewise.
15232 2005-01-13 Richard Henderson <rth@redhat.com>
15234 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
15235 for converting the mask.
15237 2005-01-13 David Edelsohn <edelsohn@gnu.org>
15239 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
15242 2005-01-13 Richard Henderson <rth@redhat.com>
15244 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
15245 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
15246 IX86_BUILTIN_MOVDQ2Q): Remove.
15247 (IX86_BUILTIN_VEC_EXT_V4SI): New.
15248 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
15249 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
15251 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
15252 (sse2_pextrw): Fix immediate constraint.
15253 (sse2_loadq, sse2_loadq_rex64): Remove.
15254 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
15255 Use __builtin_ia32_vec_ext_<size>.
15256 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
15258 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
15260 * function.c (assign_parm_setup_block): Look inside original
15261 entry_parm when inspecting PARALLEL.
15263 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15264 Joel Sherrill <joel@oarcorp.com>
15267 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
15268 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
15269 rtems_gxx_recursive_mutex_init.
15270 (__gthread_recursive_mutex_lock): New function.
15271 (__gthread_recursive_mutex_trylock): Likewise.
15272 (__gthread_recursive_mutex_unlock): Likewise.
15274 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
15276 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
15278 2005-01-13 Jan Beulich <jbeulich@novell.com>
15280 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
15281 (ashrti3_internal): Indicate output is early clobber. Generate result
15282 into output rather than first input. Use move for low word of output
15283 if shift count is exactly 64.
15284 (lshrti3_internal): Likewise.
15286 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
15290 * reload1.c (delete_output_reload): Don't delete an output reload
15291 if the pseudo lives longer than a single basic block. Adjust and
15292 improve wording of comment.
15294 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
15297 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
15298 of TYPE_SIZE where we mean the number of bytes.
15300 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
15302 * function.c (assign_parm_setup_block): Relax condition on
15303 multi-register optimization.
15305 2005-01-12 Nick Clifton <nickc@redhat.com>
15307 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
15308 an "in_delay_slot" attribute of "no" to prevent them being used in
15309 delay slots. This is forbidden because they might generate
15312 2005-01-12 Alan Modra <amodra@bigpond.net.au>
15315 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
15316 with r->Y and Y->r.
15318 2005-01-12 Nick Clifton <nickc@redhat.com>
15320 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
15321 passed on to GAS) but do not define, as GAS no longer supports or
15322 needs the -m2000 option.
15324 2005-01-11 Roger Sayle <roger@eyesopen.com>
15326 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
15327 type as args of unprototyped builtins aren't automatically promoted.
15328 (fold_builtin_abs): Likewise.
15330 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15332 * Makefile.in: Set a `build-warn' variable.
15334 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
15336 PR tree-optimization/17949
15337 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
15338 (find_interesting_uses_address): Use it.
15340 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
15342 * regrename.c (kill_value): Handle subreg's that won't simplify.
15344 2005-01-11 Richard Henderson <rth@redhat.com>
15347 * config/i386/i386.h (enum ix86_builtins): Move ...
15348 * config/i386/i386.c: ... here.
15349 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
15350 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
15351 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
15352 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
15353 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
15354 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
15355 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
15356 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
15357 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
15358 IX86_BUILTIN_LOADDDUP): Remove.
15359 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
15360 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
15361 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
15362 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
15363 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
15364 (ix86_init_builtins): Make static.
15365 (ix86_init_mmx_sse_builtins): Update for changed builtins.
15366 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
15367 if all the modes match. Otherwise, fake it.
15368 (get_element_number, ix86_expand_vec_init_builtin,
15369 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
15370 (ix86_expand_builtin): Make static. Update for changed builtins.
15371 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
15372 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
15373 (ix86_expand_vector_init_duplicate): New.
15374 (ix86_expand_vector_init_low_nonzero): New.
15375 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
15376 Split out from ix86_expand_vector_init; handle integer modes.
15377 (ix86_expand_vector_init): Use them.
15378 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
15379 * config/i386/i386-protos.h: Update.
15380 * config/i386/predicates.md (reg_or_0_operand): New.
15381 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
15382 (movv2sf_internal): Likewise. And a splitter to match them all.
15383 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
15384 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
15385 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
15386 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
15387 (mmx_pinsrw): Fix operand ordering.
15388 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
15389 rather than sse_loadss expander.
15390 (movv2df splitter): Similarly.
15391 (sse_loadss, sse_loadlss): Remove.
15392 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
15393 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
15394 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
15395 (sse3_movddup): Rename with '*'.
15396 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
15397 (sse2_loadsd): Remove.
15398 (vec_dupv2df_sse3): Rename from sse3_loadddup.
15399 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
15400 (sse2_pinsrw): Fix argument ordering.
15401 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
15402 (sse2_stored): Remove 'r' destination.
15403 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
15404 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
15405 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
15406 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
15407 vec_extractv16qi, vec_initv16qi): New.
15409 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
15410 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
15411 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
15413 (_mm_load_pd, _mm_store_pd): Use plain dereference.
15414 (_mm_load_si128, _mm_store_si128): Likewise.
15415 (_mm_load1_pd): Use _mm_set1_pd.
15416 (_mm_load_sd): Use _mm_set_sd.
15417 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
15418 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
15419 (_mm_set_epi64): Use _mm_set_epi64x.
15420 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
15421 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
15422 _mm_setr_epi8): Use _mm_set_foo form.
15423 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
15424 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
15425 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
15426 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
15427 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
15428 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
15429 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
15430 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
15431 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
15432 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
15433 (_mm_movedup_pd): Use _mm_shuffle_pd.
15434 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
15435 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
15436 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
15437 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
15438 Use _mm_setzero_ps.
15439 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
15440 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
15441 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
15442 (_mm_store_ps): Use raw dereference.
15443 (_mm_store1_ps): Use _mm_storeu_ps.
15444 (_mm_storer_ps): Use _mm_store_ps.
15445 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
15446 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
15448 2005-01-11 Stan Shebs <shebs@apple.com>
15450 * config/rs6000/rs6000.c (machopic_output_stub): Issue
15451 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
15453 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
15456 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
15457 Skip all DECLs except for FIELD_DECLs.
15459 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15461 * config/s390/s390.c (override_options): Return error if
15462 -mbackchain, -mpacked-stack and -mhard-float are used together.
15463 (s390_va_start): Remove the backchain && packed-stack special case.
15464 (s390_gimplify_va_arg): Likewise.
15465 * doc/invoke.texi: Remove the ABI incompatibility note.
15467 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
15469 * config/s390/s390.c (struct s390_frame_layout): Remove
15471 (s390_frame_info, s390_emit_prologue): Replace occurrences of
15472 save_backchain_p with TARGET_BACKCHAIN.
15474 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15477 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
15478 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
15479 * function.c (locate_and_pad_parm): Set new field.
15480 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
15481 Tweak where_pad test to include "none". Always set mem align for
15483 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
15484 not sufficient for type.
15485 (assign_parm_setup_block): If stack_parm is zero on entry, always
15486 make a new stack local. Block move old stack parm if necessary
15487 to new aligned stack local.
15488 (assign_parm_setup_stack): Use a block move to handle
15489 potentially misaligned entry_parm.
15490 (assign_parms_unsplit_complex): Specify required alignment when
15491 creating stack local.
15492 * calls.c (compute_argument_addresses): Override alignment of stack
15493 arg calculated from its type with the alignment given by
15494 FUNCTION_ARG_BOUNDARY.
15495 (store_one_arg): Likewise.
15497 2005-01-11 Jan Beulich <jbeulich@novell.com>
15499 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
15500 Change respective itanium_class attribute to ialu.
15501 (shladdp4_internal): New.
15502 * config/ia64/predicates.md (shladd_log2_operand): New.
15504 2005-01-11 Richard Henderson <rth@redhat.com>
15506 * expr.c (store_constructor): Use rtvec_alloc instead of
15507 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
15509 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
15511 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
15513 2005-01-11 Alan Modra <amodra@bigpond.net.au>
15515 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
15516 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
15517 (TARGET_RWRELOC): Define.
15518 (ia64_rwreloc_section_type_flags): Delete.
15519 (ia64_section_type_flags): New function.
15520 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
15521 (TARGET_RWRELOC): Define.
15523 2005-01-10 David Mosberger <davidm@hpl.hp.com>
15526 * config/ia64/ia64.c (process_set): For alloc insn, only call
15527 process_epilogue is !frame_pointer_needed.
15529 2005-01-10 Roger Sayle <roger@eyesopen.com>
15532 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
15533 unary operator and can't be treated as a binary/comparison operator.
15535 2005-01-10 Richard Henderson <rth@redhat.com>
15537 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
15538 (ix86_return_in_memory): Likewise.
15539 (function_arg_advance): Likewise. Mirror structure in function_arg
15540 for choosing register to advance.
15542 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
15544 * tree-vectorizer.c, tree.def: Fix comment typos.
15546 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
15548 * config/s390/s390.c (struct processor_costs): 4 new fields:
15549 ddbr, ddr, debr, der.
15550 (s390_rtx_costs): More precise handling of divide instructions.
15552 2005-01-10 David Edelsohn <edelsohn@gnu.org>
15554 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
15556 2005-01-10 Jan Beulich <jbeulich@novell.com>
15558 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
15559 names resulting from -ffunction-sections/-fdata-sections and linkonce
15561 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
15562 based on the section name. Rearrange the section name comparison logic
15563 slightly so that each section name is compared against at most once.
15565 2005-01-10 Ben Elliston <bje@au.ibm.com>
15567 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
15568 targets for which -fPIC reduces limitations on the GOT size.
15570 2005-01-09 Falk Hueffner <falk@debian.org>
15572 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
15575 2005-01-09 David Edelsohn <edelsohn@gnu.org>
15578 * collect2.c (main): Set aixrtl_flag for -brtl option.
15579 (resolve_lib_name): Search for .so file extension before .a
15580 if aixrtl_flag set.
15582 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
15584 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
15585 (vect_analyze_data_refs_alignment): Add dump prints.
15587 2005-01-09 Ira Rosen <irar@il.ibm.com>
15589 * tree-vectorizer.c (vect_analyze_offset_expr): Use
15590 expr_invariant_in_loop_p.
15591 Initialize outputs first thing in the function.
15592 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
15593 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
15594 (vect_analyze_pointer_ref_access): Check that the initial condition of
15595 the access function is loop invariant.
15597 2005-01-09 Richard Henderson <rth@redhat.com>
15599 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
15600 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
15601 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
15602 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
15603 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
15604 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
15605 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
15606 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
15607 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
15608 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
15609 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
15610 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
15611 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
15612 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
15613 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
15614 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
15615 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
15616 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
15617 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
15618 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
15619 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
15620 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
15621 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
15623 (mmx_clrdi, pavgusb): Remove.
15624 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
15625 with leading sse_ prefix.
15626 * config/i386/sse.md: Receive them.
15627 * config/i386/mmx.md: New file.
15628 (MMXMODE12, MMXMODE24, mmxvecsize): New.
15629 (subrv2sf3): Turn into expander for normal subtraction.
15630 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
15631 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
15632 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
15633 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
15634 commutative; use ix86_binary_operator_ok.
15635 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
15636 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
15637 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
15638 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
15639 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
15640 Macroize from existing patterns; use ix86_binary_operator_ok.
15641 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
15642 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
15643 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
15644 with vec_select+vec_concat.
15645 (mmx_pshufw, mmx_pshufw_1): Likewise.
15646 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
15647 (mmx_uavgv4hi3): Model correctly.
15648 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
15649 _mm_xor_si64): Remove casts.
15651 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
15653 PR tree-optimization/19224
15654 * tree-scalar-evolution.c (get_instantiated_value,
15655 set_instantiated_value): New functions.
15656 (instantiate_parameters_1): Cache the results.
15657 (instantiate_parameters, resolve_mixers): Initialize and free
15660 2005-01-08 David Edelsohn <edelsohn@gnu.org>
15662 * config/i386/i386.md (addhi_4): Correct reference in comment.
15665 2005-01-08 Richard Henderson <rth@redhat.com>
15667 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
15668 (_mm_cvtsi128_si64x): Likewise.
15669 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
15670 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
15671 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
15672 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
15673 * config/i386/i386-protos.h: Update.
15674 * config/i386/i386.c (print_operand): Add 'H'.
15675 (ix86_fixup_binary_operands): Split out from ...
15676 (ix86_expand_binary_operator): ... here.
15677 (ix86_fixup_binary_operands_no_copy): New.
15678 (ix86_expand_fp_absneg_operator): Handle vector mode results.
15679 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
15680 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
15681 (safe_vector_operand): Use CONST0_RTX.
15682 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
15683 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
15684 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
15685 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
15687 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
15688 (IX86_BUILTIN_CMPNGESS): New.
15689 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
15690 (attr type): Add sselog1.
15691 (attr unit, attr memory): Handle it.
15692 (movti, movti_internal, movti_rex64): Move near other integer moves.
15693 (movtf, movtf_internal): Move near other fp moves.
15694 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
15695 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
15696 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
15697 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
15698 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
15699 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
15700 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
15701 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
15702 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
15703 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
15704 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
15705 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
15706 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
15707 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
15708 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
15709 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
15710 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
15711 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
15712 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
15713 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
15714 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
15715 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
15716 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
15717 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
15718 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
15719 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
15720 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
15721 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
15722 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
15723 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
15724 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
15725 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
15726 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
15727 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
15728 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
15729 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
15730 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
15731 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
15732 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
15733 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
15734 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
15735 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
15736 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
15737 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
15739 (SSEPUSH, push<SSEPUSH>): Remove.
15740 (MMXPUSH, push<MMXPUSH>): Remove.
15741 (sse_movaps, sse_movaps_1, sse_movups): Remove.
15742 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
15743 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
15744 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
15745 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
15746 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
15747 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
15748 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
15749 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
15750 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
15751 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
15752 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
15753 (ppro_sse_log_V4SF): Handle sselog1.
15754 * config/i386/predicates.md (const_0_to_1_operand): New.
15755 (const_0_to_255_mul_8_operand): New.
15756 (const_1_to_31_operand): Rename from const_int_1_31_operand.
15757 (const_2_to_3_operand, const_4_to_7_operand): New.
15758 * config/i386/sse.md: New file.
15759 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
15760 (sse_movups): Rename from sse_movups_1.
15761 (sse_loadlss): Rename from sse_loadss_1.
15762 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
15764 (negv4sf2): Use ix86_expand_fp_absneg_operator.
15765 (absv4sf2, negv2df, absv2df): New.
15766 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
15767 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
15768 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
15769 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
15770 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
15771 (sse3_addsubv4sf3): Model correctly.
15772 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
15773 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
15774 (sse_movhlps): Model with vec_select+vec_concat.
15775 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
15776 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
15777 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
15778 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
15779 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
15780 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
15781 sse2_pshufhw_1): Likewise.
15782 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
15783 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
15784 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
15785 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
15786 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
15787 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
15788 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
15789 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
15790 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
15791 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
15792 sminv8hi3): Mark commutative
15793 operands. Use ix86_binary_operator_ok.
15794 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
15795 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
15796 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
15797 sse2_punpcklqdq): Allow operand2 in memory.
15798 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
15799 sse2_movsd): Add memory alternatives.
15800 (sse_storelps): Turn expander into an insn; split after reload.
15801 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
15802 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
15804 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
15806 * configure.ac (DWARF-2 debug_line): Use objdump.
15807 * configure: Regenerate.
15809 2005-01-08 Jeff Law <law@redhat.com>
15810 Diego Novillo <dnovillo@redhat.com>
15812 PR tree-optimization/18241
15813 * tree-nrv.c (tree_nrv): Ignore volatile return values.
15814 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
15815 statements with volatile operands.
15816 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
15817 operands after marking a statement with has_volatile_ops.
15819 2005-01-08 Roger Sayle <roger@eyesopen.com>
15821 * tree.c (int_fits_type_p): Always honor integer constant
15822 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
15824 2005-01-08 Roger Sayle <roger@eyesopen.com>
15826 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
15827 the latent bug in rtl_delete_block has been resolved.
15829 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15831 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
15832 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
15834 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
15836 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
15837 library as @multilib_dir@/$(SHLIB_SONAME).
15839 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15841 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
15842 * configure: Regenerate.
15844 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15846 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
15849 2005-01-07 David Edelsohn <edelsohn@gnu.org>
15852 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
15853 Convert non-word aligned offset address using ld/std into
15856 2005-01-07 Richard Henderson <rth@redhat.com>
15858 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
15860 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
15862 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
15864 2005-01-07 Jakub Jelinek <jakub@redhat.com>
15866 PR tree-optimization/19283
15867 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
15868 is not shorter than the original type.
15870 PR rtl-optimization/19012
15871 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
15873 PR rtl-optimization/18861
15874 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
15875 (FULL_STATE): Define.
15876 (mark_tablejump_edge): New function.
15877 (purge_dead_tablejump_edges): New function.
15878 (find_bb_boundaries): Use it.
15880 PR tree-optimization/18828
15881 * builtins.c (expand_builtin_next_arg): Remove argument and all
15882 the argument checking.
15883 (expand_builtin): Adjust caller.
15884 (expand_builtin_va_start): Likewise. Remove error for too many
15886 (fold_builtin_next_arg): Issue error for too many arguments.
15887 After checking arguments, replace them with magic arguments that
15888 prevent further checking of the args.
15890 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15892 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
15894 2005-01-06 Roger Sayle <roger@eyesopen.com>
15897 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
15898 and %{.S:...} (and their negative variants) to test whether the
15899 input file is assembler or pre-processed-assembler independent of
15900 the actual filename extension.
15902 2005-01-06 Roger Sayle <roger@eyesopen.com>
15904 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
15905 of sign or zero extended values.
15907 2005-01-06 Geoffrey Keating <geoffk@apple.com>
15909 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
15910 for IBM long double format correctly.
15912 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
15914 Fix PR tree-optimization/18792
15916 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
15917 to first_loop_depth, and use loop depth instead of loop number.
15918 (build_classic_dir_vector): Ditto.
15919 (compute_data_dependences_for_loop): Use depth, not loop number.
15920 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
15921 number. Pass in loops, instead of loop numbers.
15922 (gather_interchange_stats): Ditto.
15923 (linear_transform_loops): Ditto.
15925 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
15928 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
15929 biv_fits_mode_p, extension_within_bounds_p): New functions.
15930 (check_ext_dependent_givs): Use them.
15932 2005-01-06 Roger Sayle <roger@eyesopen.com>
15934 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
15935 more than one barrier, in which case we should delete them all.
15937 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
15939 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
15941 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
15943 Fix PR middle-end/19286
15945 * dwarf2out.c (gen_subprogram_die): If we've already tried to
15946 output this subprogram, simply ignore this attempt to do it again.
15947 (add_abstract_origin_attribute): Don't abort trying to add the abstract
15948 origin attribute if it's not possible.
15949 (gen_block_die): Don't ignore subblocks of "unused" blocks.
15950 (decls_for_scope): Ditto.
15951 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
15952 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
15954 2005-01-05 Richard Henderson <rth@redhat.com>
15957 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
15958 (bdesc_2arg): Use it.
15959 (ix86_expand_binop_builtin): Force operands into registers
15961 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
15962 ix86_expand_sse_compare, ix86_expand_sse_comi,
15963 ix86_expand_builtin): Likewise.
15965 2005-01-05 Richard Henderson <rth@redhat.com>
15967 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
15969 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
15970 (mulv4hi3): Set itanium_class mmmul.
15971 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
15972 (fpack): Rename from fpack_sfsf.
15974 2005-01-05 Richard Henderson <rth@redhat.com>
15977 * reload1.c (do_input_reload): Restrict the optimization deleteing
15978 a previous output reload to RELOAD_FOR_INPUT.
15980 2005-01-05 Steven Bosscher <stevenb@suse.de>
15982 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
15983 comment that we fall through after case.
15984 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
15985 (distribute_links): Likewise.
15986 * cse.c (cse_insn): Likewise.
15987 * cselib.c (cselib_invalidate_mem): Likewise.
15988 * df.c: Update comments at the top of the file.
15989 (read_modify_subreg_p): Update comments here too.
15990 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
15991 * flow.c (mark_set_1): Likewise.
15992 (mark_used_regs): Likewise.
15993 * gcse.c (mems_conflict_for_gcse_p): Likewise.
15994 (canon_list_insert): Likewise.
15995 (mark_set): Likewise.
15996 (try_replace_reg): Likewise.
15997 (store_killed_in_insn): Likewise.
15998 * loop.c (count_one_set): Likewise.
15999 (basic_induction_var): Likewise.
16000 * postreload-gcse.c (find_mem_conflicts): Likewise.
16001 * postreload.c (reload_combine_note_store): Likewise.
16002 (move2add_note_store): Likewise.
16003 * reload.c (find_equiv_reg): Likewise.
16004 (mark_referenced_resources): Likewise.
16005 * rtlanal.c (set_noop_p): Likewise.
16006 (note_stores): Likewise.
16007 (note_uses): Likewise.
16008 * sched-deps.c (sched_analyze_1): Likewise.
16009 * sched-rgn.c (check_live_1): Likewise.
16010 (update_live_1): Likewise.
16011 * config/i860/i860.c: Likewise.
16013 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
16015 (ZERO_EXTRACT): Mention that this one can be an lvalue.
16017 * doc/rtl.texi: Update documentation for bit-fields and SET.
16019 2005-01-05 Roger Sayle <roger@eyesopen.com>
16021 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
16023 2005-01-05 Jan Hubicka <jh@suse.cz>
16024 Richard Henderson <rth@redhat.com>
16027 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
16030 2005-01-05 Richard Henderson <rth@redhat.com>
16033 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
16034 (sse_shufps): Change operand 3 to const_int_operand.
16035 (sse2_storelps): Fix typo in template.
16036 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
16037 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
16038 (ix86_expand_builtin): Likewise.
16040 2005-01-05 Julian Brown <julian@codesourcery.com>
16042 * config/arm/arm.c (arm_return_in_memory): Treat complex types
16043 as aggregates for AAPCS ABIs.
16045 2005-01-05 Stan Shebs <shebs@apple.com>
16047 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
16048 Mach-O getters if ppc64.
16049 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
16051 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
16052 signed four-byte field for global code case.
16053 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
16055 2005-01-05 Roger Sayle <roger@eyesopen.com>
16057 PR middle-end/19100
16058 * c-common.c: Include real.h.
16059 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
16060 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
16061 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
16062 * Makefile.in (c-common.o): Update dependencies.
16064 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16066 * c-parse.in (asm_string): Add trailing semicolon.
16068 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16070 * c-parse.in (asm_string): New. Don't allow wide strings in
16072 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
16073 asm_string instead of STRING.
16075 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
16077 * c-typeck.c (constructor_no_implicit): Remove.
16078 (set_designator, process_init_element): Don't check
16079 constructor_no_implicit.
16081 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
16082 Kaz Kojima <kkojima@gcc.gnu.org>
16085 * lcm.c (create_pre_exit): New.
16086 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
16087 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
16089 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16091 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
16092 -msoft-float in target_float_switch.
16093 * arm.c (arm_override_options): Fix processing of target_float_switch.
16095 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
16097 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
16100 2004-01-05 Uros Bizjak <uros@kss-loka.si>
16102 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
16103 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
16105 2005-01-04 Roger Sayle <roger@eyesopen.com>
16107 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
16108 if deleting the then-block allows the test-block to fallthru to the
16111 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
16114 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
16115 after the full declaration if the are in two different TUs.
16117 2005-01-04 Richard Henderson <rth@redhat.com>
16120 * tree-sra.c (generate_one_element_init): Just
16121 call gimplify_and_add.
16122 (generate_element_init): Record the
16123 new referenced variables and mark them for renaming
16124 and split out to ...
16125 (generate_element_init_1): This.
16126 (scalarize_init): Don't call push_gimplify_context/
16127 pop_gimplify_context.
16129 2005-01-04 Geoffrey Keating <geoffk@apple.com>
16131 * toplev.c (get_src_pwd): Handle failure of getpwd().
16133 2005-01-04 Roger Sayle <roger@eyesopen.com>
16135 * fold-const.c (fold_single_bit_test): Delete unreachable handling
16137 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
16138 all the cases handled by it are inverted by invert_truthvalue.
16140 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16142 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
16143 (save_register_windowsi): Likewise.
16145 2005-01-04 Richard Henderson <rth@redhat.com>
16147 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
16149 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16151 PR middle-end/17767
16152 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
16153 any simplifications of vector mode comparison operators.
16154 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
16156 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
16157 Devang Patel <dpatel@apple.com>
16159 PR tree-optimization/18308
16160 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
16161 the operands before creating a new expression.
16162 * dojump.c (do_jump): Make drop_through_label available
16163 for all cases. Add expansion of COND_EXPR.
16165 2005-01-04 Ira Rosen <irar@il.ibm.com>
16167 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
16168 INTEGER_CST instead of TREE_CONSTANT.
16169 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
16170 instead of TREE_CONSTANT.
16171 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
16172 instead of TREE_CONSTANT.
16174 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
16176 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
16178 2005-01-04 Uros Bizjak <uros@kss-loka.si>
16181 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
16182 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
16184 2005-01-03 Richard Henderson <rth@redhat.com>
16186 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
16187 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
16188 fold_convert_const_real_from_real): Split out from ...
16189 (fold_convert_const): ... here.
16191 2005-01-03 Richard Henderson <rth@redhat.com>
16194 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
16195 (mov<MMXMODEI>_internal): Likewise.
16196 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
16197 Add V2SF case; use it for SSE1; don't use TI.
16198 (movdf_integer): Likewise.
16199 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
16201 2005-01-03 Ira Rosen <irar@il.ibm.com>
16203 * tree-vectorizer.c (vect_strip_conversions): New function.
16204 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
16205 check for binary class.
16207 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
16211 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
16213 * gimple-low.c (mark_blocks_with_used_vars): New function.
16214 (mark_blocks_with_used_subblocks): Ditto.
16215 (mark_used_blocks): Ditto.
16216 (pass_mark_used_blocks): New pass.
16217 * tree-inline.c: Include debug.h.
16218 (expand_call_inline): Call outlining_inline_function here.
16219 * tree-optimize.c (init_tree_optimization_passes): Add
16220 pass_mark_used_blocks.
16221 * tree-pass.h (pass_mark_used_blocks): New.
16222 * Makefile.in (tree-inline.o): Add debug.h dependency.
16224 2005-01-03 Geoffrey Keating <geoffk@apple.com>
16226 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
16227 VAR_DECLs to have weak_import attribute.
16229 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
16232 2004-01-03 Steven Bosscher <stevenb@suse.de>
16234 * passes.c (rest_of_compilation): Don't run regmove if only
16235 flag_expensive_optimizations, require flag_regmove instead.
16237 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16239 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
16241 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
16242 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16243 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
16244 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
16246 2005-01-03 Richard Henderson <rth@redhat.com>
16248 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
16249 (ia64_const_ok_for_letter_p): New.
16250 (ia64_const_double_ok_for_letter_p): New.
16251 (ia64_extra_constraint): New.
16252 (ia64_expand_vecint_compare): New.
16253 (ia64_expand_vcondu_v2si): New.
16254 (ia64_expand_vecint_cmov): New.
16255 (ia64_expand_vecint_minmax): New.
16256 (ia64_print_operand): Add 'v'.
16257 (ia64_preferred_reload_class): New.
16258 (ia64_vector_mode_supported_p): New.
16259 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
16260 (PREFERRED_RELOAD_CLASS): Move to function.
16261 (CONST_OK_FOR_LETTER_P): Move to function.
16262 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
16263 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
16264 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
16265 (EXTRA_CONSTRAINT): Move to function.
16266 * config/ia64/ia64.md: Include vect.md.
16267 (itanium_class): Add mmalua.
16269 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
16271 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
16272 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
16274 (const_int_2bit_operand): New.
16275 (fr_reg_or_0_operand): New.
16276 * config/ia64/ia64-modes.def: Add vector modes.
16277 * config/ia64/ia64-protos.h: Update.
16278 * config/ia64/vect.md: New file.
16280 2005-01-03 Richard Henderson <rth@redhat.com>
16282 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
16284 2005-01-03 Uros Bizjak <uros@kss-loka.si>
16287 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
16289 (log1pdf2): Change mode of operands[0,1] to DFmode.
16291 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
16293 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
16294 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
16295 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
16296 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
16297 SPARC_RELAXED_ORDERING.
16299 2005-01-03 Richard Henderson <rth@redhat.com>
16300 Uros Bizjak <uros@kss-loka.si>
16303 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
16304 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
16305 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
16307 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
16308 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
16309 const_pow2_1_to_128_operand): New predicates.
16311 2005-01-02 Greg McGary <greg@mcgary.org>
16313 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
16315 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
16316 object. [ptr_type]: Remove unused variable.
16317 Remember nearest addressable array-element or record-component
16318 when checking bitfield components. Tolerate empty BIND_EXPR.
16320 2005-01-01 Richard Henderson <rth@redhat.com>
16322 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
16323 that don't narrow the value. Fail for other conversions.
16325 2005-01-01 Richard Henderson <rth@redhat.com>
16328 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
16329 * c-lang.c (finish_file): Don't do it here.
16330 * objc/objc-act.c (objc_finish_file): Likewise.
16332 * cgraph.c (decl_assembler_name_equal): New.
16333 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
16334 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
16335 * cgraph.h (struct cgraph_varpool_node): Add next.
16336 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
16337 * varasm.c (assemble_alias): Mark the target as needed.
16339 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
16341 PR middle-end/19221
16342 * function.c (get_arg_pointer_save_area): Use entry_of_function
16343 instead of get_insns.
16345 2005-01-01 Roger Sayle <roger@eyesopen.com>
16346 Andrew Pinski <pinskia@physics.uc.edu>
16347 James E. Wilson <wilson@specifixinc.com>
16349 PR rtl-optimization/12092
16350 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
16353 2005-01-01 Roger Sayle <roger@eyesopen.com>
16354 Olivier Hainque <hainque@act-europe.fr>
16356 * tree.c (int_fits_type_p): A narrower type always fits in a
16357 wider one, except for negative values into unsigned types.
16359 2005-01-01 Roger Sayle <roger@eyesopen.com>
16361 * tree.c (int_fits_type_p): Compare the result of force_fit_type
16362 with the original constant rather than require TREE_OVERFLOW.
16364 2005-01-01 Steven Bosscher <stevenb@suse.de>
16366 PR middle-end/17544
16367 * c-decl.c (finish_function): If compiling C99, annotate the
16368 compiler generated return with the current file name and line 0.
16369 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
16370 the source line is greater than 0.
16371 (remove_bb): Likewise.