1 2007-03-26 Zack Weinberg <zackw@panix.com>
3 * gengtype-lex.l: Remove all rules and states relating to yacc
5 * gengtype-yacc.y: Similarly.
6 * gengtype.c (note_yacc_type): Delete function.
7 * gengtype.h: Update prototypes.
9 2007-03-26 Joseph Myers <joseph@codesourcery.com>
11 * tree-pretty-print.c (dump_generic_node): Report precision of
12 unnamed integer types.
14 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
16 * ifcvt.c (noce_try_store_flag_constants): Don't check
18 (noce_try_store_flag_constants): Don't check no_new_pseudos.
19 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
20 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
21 noce_try_sign_mask): Likewise.
22 (if_convert): Check no_new_pseudos here.
24 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
26 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
27 (noce_get_condition): Handle new then_else_reversed argument.
28 (noce_init_if_info): Remove, fold into noce_find_if_block.
29 (noce_process_if_block): Take a struct noce_if_info as the
30 argument. Don't set up one based on ce_if_info. Update pointer
31 references accordingly.
32 (cond_move_process_if_block): Likewise.
33 (process_if_block): Removed.
34 (find_if_block): Removed. Move functionality two new functions,
35 noce_find_if_block and cond_exec_find_if_block.
36 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
37 blocks and the symmetric IF-ELSE-JOIN case.
38 (cond_exec_find_if_block): Also new function mostly based on old
39 find_if_block and process_if_block.
40 (find_if_header): Replace find_if_block call with separately
41 guarded calls to noce_find_if_block and cond_exec_find_if_block.
42 (find_cond_trap): Update noce_get_condition call.
43 (dead_or_predicable): Likewise.
45 2007-03-26 Jakub Jelinek <jakub@redhat.com>
47 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
49 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
50 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
51 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
52 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
53 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
54 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
55 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
56 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
57 __builtin_ia32_psrad128 builtins.
59 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
61 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
62 * config/i386/constraints.md
63 (define_constraint "I"): Use IN_RANGE macro.
64 (define_constraint "J"): Ditto.
65 (define_constraint "K"): Ditto.
66 (define_constraint "M"): Ditto.
67 (define_constraint "N"): Ditto.
68 (define_constraint "O"): Ditto.
69 * config/i386/predicates.md
70 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
71 (define_predicate "const_0_to_3_operand"): Ditto.
72 (define_predicate "const_0_to_7_operand"): Ditto.
73 (define_predicate "const_0_to_15_operand"): Ditto.
74 (define_predicate "const_0_to_63_operand"): Ditto.
75 (define_predicate "const_0_to_255_operand"): Ditto.
76 (define_predicate "const_1_to_31_operand"): Ditto.
77 (define_predicate "const_2_to_3_operand"): Ditto.
78 (define_predicate "const_4_to_7_operand"): Ditto.
80 2007-03-25 David Edelsohn <edelsohn@gnu.org>
82 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
83 in SImode for save_world.
84 * config/rs6000/altivec.md (save_world, restore_world): Convert to
87 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
89 PR tree-optimization/30784
90 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
93 2007-03-25 Revital Eres <eres@il.ibm.com>
95 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
96 Fold movement_possibility function into it.
98 2007-03-25 David Edelsohn <edelsohn@gnu.org>
100 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
101 (load_macho_picbase_{si,di}): Convert to LR hard reg.
102 (call_indirect_nonlocal_darwin64): Same.
103 (call_nonlocal_darwin64): Same.
104 (call_value_indirect_nonlocal_darwin64): Same.
105 (call_value_nonlocal_darwin64): Same.
106 (sibcall_nonlocal_darwin64): Same.
107 (sibcall_value_nonlocal_darwin64): Same.
108 (sibcall_symbolic_64): Same.
109 (sibcall_value_symbolic_64): Same.
110 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
112 (rs6000_emit_load_toc_table): Same.
113 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
114 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
120 (load_toc_v4_pic_si): Same
121 (load_toc_v4_PIC_1): Same.
122 (load_toc_v4_PIC_1b): Same.
123 (call_indirect_aix{32,64}): Same.
124 (call_value_indirect_aix{32,64}): Same.
127 (call_local{32,64}): Same.
128 (call_value_local{32,64}): Same.
129 (call_indirect_nonlocal_aix{32,64}): Same.
130 (call_nonlocal_aix{32,64}): Same.
131 (call_value_indirect_nonlocal_aix{32,64}): Same.
132 (call_value_nonlocal_aix{32,64}): Same.
133 (call_indirect_nonlocal_sysv<mode>): Same.
134 (call_nonlocal_sysv<mode>): Same.
135 (call_value_indirect_nonlocal_sysv<mode>): Same.
136 (call_value_nonlocal_sysv<mode>): Same.
138 (sibcall_local{32,64}): Same.
139 (sibcall_value_local{32,64}): Same.
140 (sibcall_nonlocal_aix{32,64}): Same.
141 (sibcall_value_nonlocal_aix{32,64}): Same.
142 (sibcall_nonlocal_sysv<mode>): Same.
143 (sibcall_value): Same.
144 (sibcall_value_nonlocal_sysv<mode>): Same.
146 2007-03-24 Paul Brook <paul@codesourcery.com>
148 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
149 * config/arm/linux-eabi.h: Remove legacy syscall hack.
151 2007-03-24 Richard Henderson <rth@redhat.com>
153 * config/ia64/constraints.md: New file.
154 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
155 satisfies_constraint_?.
156 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
157 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
158 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
159 ia64_output_mi_thunk): Likewise.
160 (ia64_const_ok_for_letter_p): Remove.
161 (ia64_const_double_ok_for_letter_p): Remove.
162 (ia64_extra_constraint): Remove.
163 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
164 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
165 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
166 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
167 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
168 EXTRA_MEMORY_CONSTRAINT): Remove.
169 * config/ia64/ia64.md: Include constriants.md. Replace
170 CONST_OK_FOR_? with satisfies_constraint_?.
172 2007-03-23 Michael Meissner <michael.meissner@amd.com>
173 H.J. Lu <hongjiu.lu@intel.com>
175 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
177 (name macros): Use DPD_BID_NAME to convert names properly.
179 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
180 decimal floating point format.
181 (init_floating_libfuncs): Change decimal functions so that they
182 have a "bid_" prefix if the decimal system uses the BID format,
183 and "dpd_" prefix if the decimal system uses the DPD format.
184 (init_interclass_conv_libfuncs): Ditto.
185 (init_intraclass_conv_libfuncs): Ditto.
187 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
188 using the BID format.
190 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
191 whether we are using the BID decimal format.
192 * configure: Regenerate.
194 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
195 the compiler has decimal floating point enabled. Define
196 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
199 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
200 using the BID format.
202 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
203 whether we are using the BID decimal format.
204 * configure: Regenerate.
206 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
207 the compiler has decimal floating point enabled. Define
208 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
211 * doc/install.texi (--enable-decimal-float): Document BID and DPD
212 options, and that it is enabled for i386/x86_64 systems.
214 * Makefile.in (enable_decimal_float): New.
216 (DECNUMINC): Add -I$(DECNUMFMT).
217 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
218 to $(DECNUMFMT) from $(DECNUM).
220 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
221 Substitute enable_decimal_float.
222 * configure: Regenerated.
225 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
228 * configure.ac: Enable decimal float for x86_64-*-linux*.
229 * configure: Regenerated.
232 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
233 decimal128ClearSign to flip and clear the sign bit in decimal128.
234 (decimal_real_maxval): Set decimal128SetSign to set the sign
237 2007-03-23 Ian Lance Taylor <iant@google.com>
239 * fold-const.c (fold_binary): Correct warning for X - c >= X.
241 2007-03-23 Ian Lance Taylor <iant@google.com>
243 * tree-dump.c (dump_files): Correct comment.
245 2007-03-23 Ian Lance Taylor <iant@google.com>
247 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
249 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
251 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
252 in cfglayout mode. Don't go into and out of cfglayout mode.
253 Link the blocks in the order of the constructed traces.
254 (rest_of_handle_tracer): Adjust call to tracer.
255 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
256 Don't go into cfglayout mode.
257 (rtl_loop_done): Don't go out of cfglayout mode.
258 * cfglayout.c (relink_block_chain): New function, split out from...
259 (fixup_reorder_chain): ...here. Remove redundant checking.
260 (cfg_layout_finalize): Don't clear the header, footer, and aux
261 fields here, move the code to do so to relink_block_chain. Likewise
262 for free_original_copy_tables.
263 * rtl.h (tracer): Update prototype.
264 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
265 Assert we are in cfglayout mode. Don't go into and out of cfglayout
266 mode. Use relink_block_chain to serialize the CFG according to the
267 new basic block order. Move targetm.cannot_modify_jumps_p check from
269 (gate_handle_reorder_blocks): ...to here.
270 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
272 (gate_duplicate_computed_gotos): ...to here.
273 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
274 something always changes when going into and out of cfglayout mode.
275 Perform an expensive cfg cleanup while going into cfglayout mode.
276 Always update liveness information on HAVE_conditional_execution
277 targets. Reserialize the basic blocks and go out of cfglayout mode.
278 * reg-stack.c: Include cfglayout.h.
279 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
280 the call to reorder_basic_blocks.
281 * basic-block.h (reorder_basic_blocks): Update prototype.
282 (relink_block_chain): New prototype.
283 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
285 2007-03-23 Joseph Myers <joseph@codesourcery.com>
287 * config/mips/mips.md (type, hazard, *movdi_32bit,
288 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
289 *movhi_internal, *movqi_internal, *movsf_hardfloat,
290 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
291 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
292 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
294 (movcc): Change first xfer to multi.
295 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
296 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
297 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
298 config/mips/generic.md: Change reservations using "xfer" to use
300 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
302 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
303 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
305 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
307 2007-03-22 Richard Henderson <rth@redhat.com>
309 * config/i386/i386.c: Remove unnecessary function declarations.
310 Move targetm definition, and all related macros, to the end of
311 the file. Resort some functions to put definitions before uses.
312 (ix86_attribute_table): Make static. Move to end of file.
313 (ix86_gimplify_va_arg): Make static.
315 2007-03-22 Richard Henderson <rth@redhat.com>
317 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
318 don't increase local_regparm with force_align_arg_pointer check.
319 (ix86_function_sseregparm): Assert 32-bit.
320 (type_has_variadic_args_p): New.
321 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
322 type_has_variadic_args_p.
323 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
324 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
325 use memset instead. Do maybe_vaarg check first; skip attribute
326 tests if true; skip attribute tests for 64-bit.
327 (construct_container): Remove TARGET_DEBUG_ARG.
328 (function_arg_advance_32, function_arg_advance_64): Split out ...
329 (function_arg_advance): ... from here.
330 (function_arg_32, function_arg_64): Split out ...
331 (function_arg): ... from here.
332 (ix86_pass_by_reference): Tidy.
333 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
334 (function_value_32): New, from parts of ix86_function_value
335 and ix86_value_regno.
336 (function_value_64): New, from parts of ix86_function_value
337 and ix86_libcall_value.
338 (ix86_function_value_1): New.
339 (ix86_function_value, ix86_libcall_value): Use it.
340 (return_in_memory_32, return_in_memory_64): Split out ...
341 (ix86_return_in_memory): ... from here.
342 (ix86_struct_value_rtx): Skip for 64-bit.
343 (ix86_libcall_value, ix86_value_regno): Remove.
344 (setup_incoming_varargs_64): Split out ...
345 (ix86_setup_incoming_varargs): ... from here.
346 (ix86_va_start): Remove TARGET_DEBUG_ARG.
347 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
348 * config/i386/i386-protos.h (ix86_function_value): Remove.
349 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
351 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
354 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
355 infinities not supported, otherwise emit warning if -Woverflow. On
356 underflow, emit warning if -Woverflow.
357 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
359 * real.h (real_from_string): Update declaration
361 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
362 Richard Henderson <rth@redhat.com>
364 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
365 * calls.c (compute_argument_block_size, expand_call,
366 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
367 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
368 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
369 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
370 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
371 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
372 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
373 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
376 2007-03-22 Joseph Myers <joseph@codesourcery.com>
378 * c-incpath.c (add_sysroot_to_chain): New.
379 (merge_include_chains): Add sysroot argument. Call
380 add_sysroot_to_chain if sysrooted.
381 (register_include_chains): Update call to merge_include_chains.
382 * doc/cppopts.texi: Document use of '=' in include directory
385 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
387 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
388 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
389 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
390 insn pattern using X87MODEF12 mode macro.
392 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
394 * regmove.c (regmove_optimize): Use reg_mentioned_p
395 instead of reg_overlap_mentioned_p for DST.
397 2007-03-21 Mike Stump <mrs@apple.com>
399 * c.opt: Fixup for Objective-C/C++.
401 2007-03-21 Steve Ellcey <sje@cup.hp.com>
403 * explow.c (convert_memory_address): Fold memory reference when
404 POINTERS_EXTEND_UNSIGNED < 0
406 2007-03-21 Richard Henderson <rth@redhat.com>
409 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
410 * config/i386/mmintrin.h (__m64): Likewise.
411 * config/i386/xmmintrin.h (__m128): Likewise.
413 2007-03-21 Richard Sandiford <richard@codesourcery.com>
415 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
416 (VXWORKS_OS_CPP_BUILTINS): Define.
417 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
418 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
420 2007-03-21 Richard Sandiford <richard@codesourcery.com>
422 * rtl.h (constant_pool_reference_p): Delete.
423 (find_constant_src): Declare.
424 * rtlanal.c (find_constant_src): New function.
425 * simplify-rtx.c (constant_pool_reference_p): Delete.
426 * config/i386/i386.md: Use find_constant_src instead of
427 constant_pool_reference_p/avoid_constant_pool_reference pairs.
429 2007-03-21 Richard Sandiford <richard@codesourcery.com>
431 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
432 * c-cppbuiltin.c (c_cpp_builtins): Define them.
434 2007-03-20 Mark Mitchell <mark@codesourcery.com>
436 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
437 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
438 (arm_elf_asm_constructor): Use it.
439 (arm_elf_asm_destructor): New function.
441 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
443 * jump.c (mark_jump_label): Treat SEQUENCE specially.
445 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
447 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
449 2007-03-19 Andrew Haley <aph@redhat.com>
451 PR tree-optimization/31264
452 * tree-vrp.c (register_edge_assert_for_1): Don't look though
455 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
457 PR rtl-optimization/30907
458 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
459 (fwprop_init): Always call loop_optimizer_initialize.
460 (fwprop_done): Always call loop_optimizer_finalize.
461 (fwprop): We always have loop info now.
462 (gate_fwprop_addr): Remove.
463 (pass_fwprop_addr): Use gate_fwprop as gate.
465 PR rtl-optimization/30841
466 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
467 df_chain_alloc): Call df_reorganize_refs unconditionally.
468 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
469 refs_organized to refs_organized_size.
470 (df_ref_create_structure): Use refs_organized_size instead of
471 bitmap_size if refs had been organized, and keep refs_organized_size
473 * df.h (struct df_ref_info): Change refs_organized to
475 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
478 2007-03-19 Mark Mitchell <mark@codesourcery.com>
480 * except.c (output_function_exception_table): Do not reference the
481 EH personality routine for functions that do not require an
484 2007-03-20 Jakub Jelinek <jakub@redhat.com>
487 * c-typeck.c (convert_for_assignment): Call comptypes for
488 RECORD_TYPE or UNION_TYPE.
491 * reload1.c (reload): Do invalid ASM checking after
492 cleanup_subreg_operands.
494 2007-03-19 Jeff Law <law@redhat.com>
496 * tree-cfg.c (find_taken_edge): Tighten conditions for
497 optimizing computed gotos.
499 2007-03-19 Michael Matz <matz@suse.de>
501 * builtins.c (expand_builtin_sync_operation,
502 expand_builtin_compare_and_swap,
503 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
506 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
507 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
510 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
512 * doc/tm.texi: Add brackets around the return type of
513 TARGET_SECONDARY_RELOAD.
515 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
516 Richard Guenther <rguenther@suse.de>
518 PR tree-optimization/31254
519 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
520 Use handled_component_p () where appropriate. Continue
521 propagating into the rhs if we propagated into an INDIRECT_REF
524 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
526 * config/s390/s390.md (op_type attribute): RRR instruction type added.
527 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
528 (xde, xdee): Mode attributes adjusted to support DFP modes.
529 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
530 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
531 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
532 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
533 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
534 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
535 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
537 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
538 "movsf"): Insn definitions removed.
539 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
540 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
541 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
543 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
544 "reload_in<mode>", "reload_out<mode>"): Expander added.
545 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
548 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
550 * config/s390/s390.md: Only non-functional changes. Renamed
551 FPR mode macro to BFP all over the file.
553 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
555 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
556 (op_type attribute): RRF instruction type added.
557 (fT0): New mode attribute.
558 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
559 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
560 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
561 no secondary memory is needed when moving DFmode values between GPRs
564 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
566 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
567 inverted and documentation adjusted.
568 ("mhard-dfp", "msoft-dfp"): New options.
569 * config/s390/s390.c (s390_handle_arch_option): New architecture
571 (override_options): Sanity checks for the new options added.
572 * config.gcc: New architecture switch: z9-ec.
573 * config/s390/s390.h (processor_flags): PF_DFP added.
574 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
575 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
576 when the bit is NOT set so remove it from the defaults.
578 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
580 * genemit.c (main): Print include statement for dfp.h.
581 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
584 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
586 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
588 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
591 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
594 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
596 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
597 attr_length_call, output_call, output_indirect_call): Cleanup
598 formatting of targetm calls.
600 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
602 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
604 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
606 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
607 reservation, bypass and anti-bypass descriptions for these instructions.
608 Update move patterns.
609 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
612 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
614 * tree-vect-transform.c (get_initial_def_for_induction): Replace
615 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
616 (get_initial_def_for_reduction): Likewise.
618 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
620 Fix PR tree-optimization/29922
621 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
622 (get_representative): Removed.
623 (value_dies_in_block_x): Update for rvuse removal.
624 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
625 (compute_antic_aux): Handle when PHI nodes appear in
626 non-single-successors.
627 (dump_bitmap_of_names): Removed.
628 (compute_antic_safe): Renamed and removed rvuse calculation.
629 Calculate only antic safe.
630 (insert_into_preds_of_block): Remove assert.
631 (execute_pre): Update for renamed functions.
632 (defer_or_phi_translate_block): New function.
634 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
636 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
637 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
639 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
640 Follow spelling conventions.
642 * tree-data-ref.h: Remove the prototype for analyze_array.
644 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
646 PR tree-optimization/31041
647 * tree-vect-transform.c (get_initial_def_for_induction): Call
648 force_gimple_operand.
650 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
652 * ipa-type-escape.c (look_for_casts) : Revert code to use
653 handled_component_p due to ada test a-numaux.adb.
655 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
657 * final.c (final_scan_insn): Alter the condition of a
658 conditional trap if we have nonstandard CC.
660 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
662 * configure.ac: Remove excess quoting from asm line 0 test.
663 * configure: Rebuilt.
665 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
667 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
668 * c-common.c (convert_and_check): Move warning logic to...
669 (warnings_for_convert_and_check): ...here. Define.
670 * c-common.h (warnings_for_convert_and_check): Declare.
672 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
674 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
675 (output_call): Likewise.
677 2007-03-16 Richard Sandiford <richard@codesourcery.com>
679 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
681 2007-03-16 Richard Sandiford <richard@codesourcery.com>
683 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
685 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
687 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
688 opteron, athlon-64 and athlon-fx processor_alias_table entries.
690 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
692 PR tree-optimization/31183
693 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
694 Use double_int instead of unsigned int for representing access_strides.
695 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
697 2007-03-16 Richard Guenther <rguenther@suse.de>
699 PR tree-optimization/31146
700 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
701 to allow recursion of forward_propagate_addr_expr.
702 (forward_propagate_addr_into_variable_array_index): Likewise.
703 (forward_propagate_addr_expr): Likewise.
704 (tree_ssa_forward_propagate_single_use_vars): Likewise.
705 (forward_propagate_addr_expr_1): Recurse on simple copies
706 instead of propagating into them. Do so for useless conversions
708 (forward_propagate_addr_expr): Clean up unused statements after
711 2007-03-16 Richard Guenther <rguenther@suse.de>
713 * builtins.c (expand_builtin_cexpi): Use the right argument
714 for the expansion via cexp.
716 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
718 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
719 * configure: Rebuilt.
721 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
724 * dwarf2out.c (force_type_die): Adjust comment.
725 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
727 2007-03-15 DJ Delorie <dj@redhat.com>
729 * config/frv/predicates.md (minmax_operator): Don't check operands
732 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
734 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
735 Update constant estimates of number of iterations.
736 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
737 argument renamed to "realistic".
738 (compute_estimated_nb_iterations): Removed.
739 (record_niter_bound): New function.
740 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
741 call record_nonwrapping_iv with upper = false.
742 (infer_loop_bounds_from_signedness): Pass upper argument to
743 record_nonwrapping_iv.
744 (estimate_numbers_of_iterations_loop): Do not call
745 compute_estimated_nb_iterations. Record estimate based on profile
746 information. Initialize the constant estimates of number of
748 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
750 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
751 number of iterations is too small.
752 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
753 (EST_NOT_AVAILABLE): Removed.
754 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
755 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
758 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
760 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
761 Handle NE_EXPR guards.
763 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
766 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
767 Set also -pedantic-errors by default for the preprocessor unless
768 -fpermissive is given.
770 2007-03-15 Richard Guenther <rguenther@suse.de>
774 * builtins.c (expand_builtin_cexpi): As a fallback if we
775 don't have builtins for sincos or cexp create a function
776 declaration for cexp and expand to a call to that.
777 (expand_builtin_int_roundingfn): Always fall
778 back to floor/ceil and its variants even if they may be
781 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
784 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
785 jump tables, move the call to delete_dead_jumptables from here...
786 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
787 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
788 don't allow merging of blocks that try_redirect_by_replacing_jump
789 also does not handle when not optimizing.
791 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
792 Francois-Xavier Coudert <coudert@clipper.ens.fr>
794 * config/i386/i386.md (x86_sahf_1): Correctly handle
797 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
800 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
801 x86_64_general_operand as operand[2] predicate. Remove "iF"
802 from operand constraints and use "e" constraint instead.
803 (*subti3_1, *subti3_1 splitter): Ditto.
804 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
805 operand[1] predicate.
807 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
809 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
810 arrays, multiply the access strides by the size of the sub-array.
811 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
813 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
815 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
816 the configured assembler supports the sahf mnemonic.
817 * configure: Regenerate.
818 * config.in: Regenerate.
820 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
821 emit "sahf" or ".byte\t0x9e" as asm template.
823 2007-03-14 Michael Meissner <michael.meissner@amd.com>
826 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
827 option to replace hard coded TARGET_xxx in md file.
828 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
829 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
830 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
831 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
832 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
833 (X86_TUNE_NOT_VECTORMODE): Ditto.
834 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
835 (TUNE_AVOID_VECTOR_DECODE): Ditto.
836 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
837 (TUNE_SLOW_IMUL_IMM8): Ditto.
838 (TUNE_MOVE_M1_VIA_OR): Ditto.
839 (TUNE_NOT_UNPAIRABLE): Ditto.
840 (TUNE_NOT_VECTORMODE): Ditto.
842 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
845 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
846 tuning options instead of hard coded TARGET_xxx.
847 (fix ssemode peephole2's): Ditto.
848 (imul peephole2's): Ditto.
850 (movdi_or_rex64): Ditto.
851 (move peephole2): Ditto.
852 (not peephole2's): Ditto.
854 2007-03-14 Dirk Mueller <dmueller@suse.de>
856 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
857 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
858 * c-parser.c (c_parser_if_body): Always add an empty statement in case
860 * c-parser.c (c_parser_do_statement): Warn about empty body in
862 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
863 * doc/invoke.texi (-Wempty-body): Update documentation.
865 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
868 * c-common.h (warn_for_div_by_zero): Declare.
869 * c-common.c (warn_for_div_by_zero): Define.
870 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
873 2007-03-14 Richard Sandiford <richard@codesourcery.com>
875 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
876 to PREFIX and STANDARD_PREFIX.
878 2007-03-14 Richard Sandiford <richard@codesourcery.com>
879 Phil Edwards <phil@codesourcery.com>
881 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
882 (__gthread_once_t): Remove busy field for RTPs.
883 (__GTHREAD_ONCE_INIT): Update accordingly.
885 2007-03-14 Richard Sandiford <richard@codesourcery.com>
887 * doc/invoke.texi: Document VxWorks options.
889 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
891 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
893 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
895 PR tree-optimization/30590
896 * tree-nrv.c (tree_nrv): Check for the partial update of the
899 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
901 * flags.h (flag_random_seed): Remove declaration, in favor of...
902 * toplev.h (get_random_seed, set_random_seed): ... these.
903 * tree.c (get_file_function_name): Use the former.
904 * opts.c (common_handle_option): Use the latter.
907 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
910 * cse.c (cse_find_path): Do not bail out if a basic block that
911 we already visited now becomes part of a path that starts at a
912 different basic block. Just disallow this, to make sure we
913 visit each basic block at most once.
915 2007-03-13 Jan Hubicka <jh@suse.cz>
917 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
918 when profile esitmate is present, calls with very low frequency are
921 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
923 PR tree-optimization/30730
924 PR tree-optimization/26900
925 * tree-ssa-loop-niter.c: Include gmp.h.
927 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
928 split_to_var_and_offset, determine_value_range,
929 bound_difference_of_offsetted_base, refine_bounds_using_guard,
930 bound_difference, bounds_add, bounds_negate,
931 number_of_iterations_ne_max, dump_affine_iv): New functions.
932 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
933 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
934 difference of initial and final value of control iv to validate
936 (number_of_iterations_cond): Add loop parameter. Determine bounds
937 on the difference of the extremes of the control iv. Add dumps.
938 (expand_simple_operations): Handle phi nodes.
939 (simplify_using_initial_conditions): Do not record used conditions.
940 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
941 Do not set additional_info.
942 (implies_nonnegative_p, implies_ge_p): Removed.
943 (derive_constant_upper_bound): Do not use parameter `additional'.
944 (record_estimate): Parameter `additional' removed. Parameter
945 `i_bound' added. Do not call derive_constant_upper_bound.
946 (record_nonwrapping_iv): Use derive_constant_upper_bound to
947 bound the number of iterations estimate.
948 (estimate_numbers_of_iterations_loop): Pass the estimate from
949 the number of iterations analysis to record_estimate.
950 * tree.h (multiple_of_p): Declare.
951 * tree-scalar-evolution.c (expression_expensive_p): Removed.
952 (scev_const_prop): Do not check expression_expensive_p.
953 * fold-const.c (multiple_of_p): Exported.
954 * double-int.c (double_int_mask): Exported.
955 * double-int.h (double_int_mask): Declare.
956 * tree-flow.h (struct tree_niter_desc): Removed additional_info
957 field. Added max field.
959 2007-03-13 David Taylor <taylor@candd.org>
962 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
965 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
968 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
971 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/i386.opt (mcx16, msahf): New options.
974 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
975 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
977 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
978 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
979 Output -mcx16 and -msahf options when corresponding bit is set.
981 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
984 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
986 * configure.ac: Test for assembler tolerance to # 0 "".
987 * configure, config.in: Rebuilt.
988 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
990 2007-03-13 Geoffrey Keating <geoffk@apple.com>
992 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
994 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
995 (handle_syscall): Handle direct system calls.
996 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
998 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1000 * doc/invoke.texi: Fix cpp.info cross-reference.
1001 * doc/passes.texi: Fix gcc.info cross-reference.
1003 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1005 PR tree-optimization/30835
1006 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1007 bb_for_stmt is not NULL before accessing it.
1009 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1011 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1014 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1017 * doc/install.texi: Document --enable-stage1-languages
1019 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1021 * tree-pass.h (pass_into_cfg_layout_mode,
1022 pass_outof_cfg_layout_mode): Declare.
1023 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1024 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1025 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1026 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1028 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1030 * c-decl.c (warn_variable_length_array): New function.
1031 Refactored from grokdeclarator to handle warn_vla
1032 and handle unnamed array case.
1033 (grokdeclarator): Refactored VLA warning case.
1034 * c.opt (Wvla): New flag.
1035 * doc/invoke.texi (Wvla): New warning.
1037 2007-03-12 Richard Henderson <rth@redhat.com>
1039 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1040 (TARGET_SECTION_TYPE_FLAGS): New.
1042 2007-03-12 Richard Henderson <rth@redhat.com>
1044 * config/darwin.c (machopic_reloc_rw_mask): New.
1045 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1046 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1048 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1050 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1051 * cppdefault.h (cpp_PREFIX): Document.
1052 (cpp_PREFIX_len): Likewise.
1053 (cpp_EXEC_PREFIX): New variable.
1054 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1055 * c-incpath.c (add_standard_paths): Correct logic for relocating
1056 paths within prefix.
1058 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1061 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1063 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1064 fix_truncdfdi_sse using SSEMODEF mode macro.
1065 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1066 fix_truncdfsi_sse using SSEMODEF mode macro.
1067 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1068 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1070 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1072 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1075 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1077 * tree.h : Add multiple_of_p declaration.
1078 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1079 * ipa-type-escape.c (results_of_malloc): Redundant.
1080 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1081 (cast_type): Extended with new members.
1082 (check_cast): Returns cast_type.
1083 (cast): New structure for data of walk_use_def_chains.
1084 (is_malloc_result, is_cast_from_non_pointer_1,
1085 is_cast_from_non_pointer,
1086 is_array_access_through_pointer_and_index): New functions.
1087 (look_for_casts): Returns cast types.
1088 (check_call): Returns void.
1089 (okay_pointer_operation): Use support of pointer plus index,
1090 pointer plus constant and allow all multiplications.
1092 2007-03-11 Richard Guenther <rguenther@suse.de>
1094 PR tree-optimization/31115
1095 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1096 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1097 A shift count of zero is not special as with *_DIV_EXPR.
1098 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1101 2007-03-11 Ian Lance Taylor <iant@google.com>
1103 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1104 the *_DIV_EXPR codes correctly with overflow infinities.
1106 2007-03-11 Ira Rosen <irar@il.ibm.com>
1108 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1109 indicate success/failure of the analysis. Add negation to subtrahend
1110 in case of subtraction. Fail if both operands contain constants.
1111 (create_data_ref): Fail if analyze_offset fails.
1113 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1115 * config/i386/i386.md (frndintxf2): Rename to ...
1116 (rintxf2): ... this. Remove expander having same name.
1117 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1118 (roundsf2, rounddf2): Ditto.
1119 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1120 (lround<mode>di2, lround<mode>si2): Ditto.
1122 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1124 * lower-subreg.c: Include except.h.
1125 (decompose_multiword_subregs): Verify that the only control flow
1126 insns we can split are loads to multi-words pseudos.
1127 Handle breaking such blocks after splitting, instead of calling
1128 find_many_sub_basic_blocks.
1130 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1131 on the new basic block. Add a lengthy comment explaining why we
1132 thought this was necessary.
1133 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1135 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1138 * tree.c (walk_type_fields): Recurse into the element type of
1139 ARRAY_TYPEs if there is a pointer set.
1141 2007-03-10 Dirk Mueller <dmueller@suse.de>
1143 * c-common.c (warn_logical_operator): Fix condition.
1145 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1147 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1149 * config/darwin.c (machopic_select_section): Remove superfluous
1150 argument in call to categorize_decl_for_section. Remove unused
1153 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1155 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1157 * configure: Regenerate.
1159 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1162 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1163 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1164 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1165 Add LABEL_NUSES to emitted label.
1166 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1167 branch probability value to emitted jump insn.
1168 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1169 Do not check life information and do not re-arrange input operands
1170 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1172 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1174 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1175 the change of decode_asm_operands.
1177 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1179 * mode-switching.c (create_pre_exit): Skip blockage insn.
1181 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1183 * tree-pass.h (TODO_update_smt_usage): Remove.
1185 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1189 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1191 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1192 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1193 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1196 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1198 * gcc.c: Document %{, in big comment at top.
1199 (input_suffix_matches): Remove special handling for .s and
1201 (input_spec_matches): New.
1202 (handle_braces): Handle %{,.
1203 (validate_switches): ',' indicates a value which is not a switch.
1204 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1205 to detect assembler input.
1206 * config/i386/sol2.h (CPP_SPEC): Likewise.
1207 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1208 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1209 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1210 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1211 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1212 -m64 causes deployment target to default to 10.5.
1213 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1215 2007-03-09 Richard Henderson <rth@redhat.com>
1218 * target.h (targetm.asm.out.reloc_rw_mask): New.
1219 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1220 (TARGET_ASM_OUT): Use it.
1221 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1222 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1223 use the new reloc_rw_mask target hook instead.
1224 (default_section_type_flags_1): Merge into...
1225 (default_section_type_flags): ... here.
1226 (decl_readonly_section_1): Merge into...
1227 (decl_readonly_section): ... here.
1228 (default_elf_select_section_1): Merge into...
1229 (default_elf_select_section): ... here.
1230 (default_unique_section_1): Merge into...
1231 (default_unique_section): ... here.
1232 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1233 (default_select_rtx_section): Use it.
1234 (default_elf_select_rtx_section): Likewise.
1235 * output.h: Update to match.
1236 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1237 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1238 (TARGET_ASM_RELOC_RW_MASK): New.
1239 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1240 to categorize_decl_for_section.
1241 (x86_64_elf_unique_section): Likewise.
1242 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1243 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1244 (TARGET_ASM_RELOC_RW_MASK): New.
1245 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1246 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1247 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1248 (TARGET_RWRELOC): Remove.
1249 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1250 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1251 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1252 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1253 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1254 (rs6000_xcoff_select_section): Use decl_readonly_section.
1255 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1256 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1257 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1258 (TARGET_SECTION_TYPE_FLAGS): Remove.
1259 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1261 2007-03-09 Roger Sayle <roger@eyesopen.com>
1263 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1264 complex constant equality/inequality comparisons for here.
1265 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1266 known at compile-time or can be simplified to a scalar comparison.
1267 (fold_relational_const): Move compile-time evaluation of complex
1268 constant equality/inequality comparisons to here.
1270 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1272 PR rtl-optimization/30643
1273 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1275 (fold_rtx): Recurse, like before 2006-11-03.
1277 2007-03-09 DJ Delorie <dj@redhat.com>
1279 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1282 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1284 PR tree-optimization/30375
1285 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1286 LHS of statements is not the same.
1287 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1289 2007-03-09 Chao-ying Fu <fu@mips.com>
1291 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1293 * doc/invoke.texi (-mdspr2): Document new option.
1294 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1295 New unspec for DSP REV 2.
1296 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1297 these instructions are extended in DSP REV 2.
1298 (mips-dspr2.md): Include.
1299 * config/mips/mips.opt (mdspr2): New option.
1300 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1301 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1302 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1303 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1304 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1305 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1306 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1308 (bdesc_map): Add one field of unsupported_target_flags.
1309 (bdesc_arrays): Update entries to have extra fields. Add
1311 (mips_init_builtins): Initialize new function types.
1312 Check unsupported_target_fileds to filter out builtins.
1313 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1315 (ASM_SPEC): Pass mdspr2 to the assembler.
1316 * config/mips/mips-dspr2.md: New file.
1318 2007-03-09 Sa Liu <saliu@de.ibm.com>
1320 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1322 2007-03-09 Ian Lance Taylor <iant@google.com>
1324 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1325 argument) like -Wstrict-overflow=2.
1326 * doc/invoke.texi (Warning Options): Update documentation.
1328 2007-03-09 Dirk Mueller <dmueller@suse.de>
1331 * doc/invoke.texi (-Wlogical-op): Document.
1332 * common.opt (-Wlogical-op): New.
1333 * c-common.h (warn_logical_operator): Declare.
1334 * c-common.c (warn_logical_operator): Define.
1335 * c-typeck.c (parser_build_binary_op): Call
1336 warn_logical_operator.
1338 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1340 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1341 * final.c (final_scan_insn): Test for non-"" file name.
1343 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1345 * doc/loop.texi: Document the Omega linear constraints solver.
1346 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1347 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1348 omega-hash-table-size, omega-max-keys, and
1349 omega-eliminate-redundant-constraints.
1350 * tree-pass.h (pass_check_data_deps): Declared.
1353 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1354 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1355 pass_check_data_deps): New.
1356 * tree-data-ref.c (init_data_ref): Remove declaration.
1357 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1358 (analyze_array): Renamed init_array_ref, move up initializations.
1359 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1360 Removed arguments that are set to NULL.
1361 (analyze_indirect_ref): Correct indentation, correct call to
1363 (object_analysis): Call init_array_ref instead of analyze_array.
1364 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1365 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1366 of DR_ACCESS_FNS_ADDR.
1367 (init_omega_eq_with_af, omega_extract_distance_vectors,
1368 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1369 ddr_consistent_p): New.
1370 (compute_affine_dependence): Check consistency of ddrs when
1371 flag_check_data_deps is passed.
1372 (analyze_all_data_dependences): Uncomment.
1373 (tree_check_data_deps): New.
1374 * tree-data-ref.h: Include omega.h.
1375 (DR_ACCESS_FNS_ADDR): Removed.
1376 (data_dependence_relation): Add inner_loop.
1377 (DDR_INNER_LOOP): New.
1378 * common.opt (fcheck-data-deps): New.
1379 * tree-flow.h (tree_check_data_deps): Declare.
1380 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1381 (OBJS-common): Depend on omega.o.
1383 * passes.c (pass_check_data_deps): Scheduled.
1384 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1385 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1386 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1387 PARAM_VECT_MAX_VERSION_CHECKS,
1388 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1390 2007-03-09 Richard Guenther <rguenther@suse.de>
1392 PR tree-optimization/30904
1394 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1395 the same way as *_DIV_EXPR.
1397 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1399 * recog.c (decode_asm_operands): No mixed declarations and code.
1401 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1403 * rtl.def (ASM_INPUT): Add location.
1404 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1405 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1406 (decode_asm_operands): Add loc operand.
1407 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1408 * stmt.c (expand_asm): Rename to...
1409 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1410 gen_rtx_ASM_INPUT_loc.
1411 (expand_asm_expr): Adjust.
1412 * recog.c (decode_asm_operands): Add loc operand.
1413 (check_asm_operands, extract_insn): Adjust.
1414 * reload1.c (maybe_fix_stack_asms): Likewise.
1415 * final.c (asm_insn_count): Likewise.
1416 (final_scan_insn): Output # line before and after asm.
1418 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1420 * tree-ssa-structalias.c (variable_info): Remove
1422 (new_var_info): Ditto.
1423 (shared_bitmap_info_t): New structure.
1424 (shared_bitmap_table): New variable.
1425 (shared_bitmap_hash): New function.
1426 (shared_bitmap_eq): Ditto
1427 (shared_bitmap_lookup): Ditto.
1428 (shared_bitmap_add): Ditto.
1429 (merge_smts_into): Change to take bitmap directly.
1430 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1431 (init_alias_vars): Init shared bitmap hashtable.
1432 (delete_points_to_sets): Delete shared bitmap hashtable.
1433 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1434 is_aliased removal as a change that was still necessary was
1437 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1439 * config/i386/i386.h (override_options): Conditionally disable
1440 x86_sahf for 64bit targets only.
1442 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1445 * c-decl.c (merge_decls): Don't call make_var_volatile.
1446 * varasm.c (make_var_volatile): Remove.
1447 * output.h (make_var_volatile): Remove.
1449 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1451 PR tree-optimization/31085
1452 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1454 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1456 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1457 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1458 ATTR_CONST_NOTHROW_LIST.
1460 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1463 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1465 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1467 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1470 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1472 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1473 passed, use shared libgcc.
1475 2007-03-08 Roger Sayle <roger@eyesopen.com>
1477 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1478 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1479 (honor_protect_cleanup_actions, lower_try_finally_switch):
1481 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1482 ifc_temp_var): Likewise.
1483 * tree-inline.c (setup_one_parameter): Likewise.
1484 * tree-mudflap.c (mf_decl_cache_locals,
1485 mf_build_check_statement_for): Likewise.
1486 * tree-nested.c (init_tmp_var, save_tmp_var,
1487 finalize_nesting_tree_1): Likewise.
1488 * tree-outof-ssa.c (insert_copy_on_edge,
1489 insert_backedge_copies): Likewise.
1490 * tree-profile.c (tree_gen_edge_profiler,
1491 tree_gen_ic_profiler): Likewise.
1492 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1493 * tree-sra.c (sra_build_assignment): Likewise.
1494 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1495 * tree-ssa-math-opts.c (insert_reciprocals,
1496 execute_cse_sincos_1): Likewise.
1497 * tree-tailcall.c (adjust_accumulator_values,
1498 adjust_return_value): Likewise.
1499 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1500 * tree-vect-transform.c (vect_create_data_ref_ptr,
1501 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1502 vect_create_epilog_for_reduction, vectorizable_reduction,
1503 vectorizable_call, vectorizable_conversion,
1504 vectorizable_assignment, vectorizable_operation,
1505 vectorizable_type_demotion, vect_gen_widened_results_half,
1506 vect_permute_store_chain, vectorizable_store,
1507 vect_setup_realignment, vect_permute_load_chain,
1508 vectorizable_load, vectorizable_condition,
1509 vect_create_cond_for_align_checks): Likewise.
1510 * tree-vrp.c (build_assert_expr_for): Likewise.
1512 2007-03-08 Ian Lance Taylor <iant@google.com>
1514 * tree-vrp.c: Include "intl.h".
1515 (usable_range_p): New static function.
1516 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1517 overflowed values, juts set *strict_overflow_p.
1518 (compare_values): Only return -2 if one of the operands is not a
1520 (compare_ranges): Call usable_range_p.
1521 (compare_range_with_value): Likewise.
1522 (vrp_evaluate_conditional_warnv): Rename from
1523 vrp_evaluate_conditional. Make static. Change all callers.
1524 (vrp_evaluate_conditional): New function.
1525 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1527 (simplify_abs_using_ranges): Likewise.
1528 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1529 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1530 within_stmt parameter.
1531 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1532 vrp_evaluate_conditional.
1533 * tree-ssa-threadedge.c
1534 (record_temporary_equivalences_from_stmts_at_dest): Change
1535 simplify parameter to take a second tree parameter.
1536 (simplify_control_stmt_condition): Likewise.
1537 (thread_across_edge): Likewise.
1538 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1539 (thread_across_edge): Likewise.
1540 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1542 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/i386.h (TARGET_SAHF): New define.
1545 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1546 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1547 (x86_sahf): New global variable.
1548 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1549 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1550 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1551 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1553 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1554 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1555 when expanding fcomi/sahf based tests.
1556 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1557 expanding sahf based alternative. Emit sahf based sequence when
1558 optimizing for code size.
1559 * config/i386/i386.md (x86_sahf_1): Do not disable for
1560 TARGET_64BIT, enable for TARGET_SAHF.
1562 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1564 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1565 spurious whitespace from error message.
1567 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1570 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1572 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1574 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1576 * tree-sra.c (instantiate_element): Propagate disabled warnings
1577 from the element itself to the created variable.
1579 2007-03-07 Richard Henderson <rth@redhat.com>
1582 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1583 silently fix up the stack in the case of a missing register.
1585 2007-03-07 Paul Brook <paul@codesourcery.com>
1587 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1589 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1591 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1593 (phase1_vrs): Use them.
1594 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1595 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1596 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1597 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1598 __gnu_Unwind_Restore_WMMXC if required.
1599 (_Unwind_VRS_Pop): Implement iWMMXt support.
1600 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1601 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1602 gnu_Unwind_Save_WMMXC): Define.
1604 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1606 * config/vxworks.h (vxworks_override_options): Declare.
1607 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1608 * config/vxworks.c: Include target.h and toplev.h.
1609 (vxworks_override_options): New function.
1610 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1612 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1614 * config/s390/s390.c (override_options): Don't emit an error when
1615 -mstack-size is used without providing -mstack-guard.
1616 (s390_emit_prologue): Choose stack_guard value automatically if not
1617 provided via command line.
1618 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1620 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1622 * config/i386/i386.c (output_set_got): Add a GOT initialization
1623 sequence for VxWorks PIC.
1624 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1625 around labels as well as symbols. Use gotoff_operand instead
1626 of local_symbolic_operand.
1627 (legitimize_pic_address): Use gotoff_operand instead of
1628 local_symbolic_operand. Use @GOT accesses for labels as
1630 (ix86_output_addr_diff_elt): Use PC-relative rather than
1631 GP-relative offsets for VxWorks PIC.
1632 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1633 no_new_pseudos. Check whether the returned register is op0.
1634 * config/i386/i386.md (tablejump): Use PC-relative rather than
1635 GP-relative offsets for VxWorks PIC.
1636 * config/i386/predicates.md (gotoff_operand): New predicate.
1638 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1640 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1642 * config/vxworks-dummy.h: New file.
1643 * config/i386/i386.h: Include it.
1645 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1647 * dwarf2out.c (is_inlined_entry_point): New
1648 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1649 DW_AT_ranges if the first subblock is the entry point.
1651 2007-03-06 David Daney <ddaney@avtrex.com>
1653 * doc/install.texi (mips-*-*): Change recommended binutils
1656 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1658 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1659 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1661 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1662 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1664 2007-03-06 Jan Hubicka <jh@suse.cz>
1666 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1667 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1669 (probably_cold_bb_p): Cold functions are cold.
1670 (probably_never_executed_bb_p): Cold functions are cold.
1671 (tree_bb_level_predictions): Predict calls to cold functions as not
1673 (compute_function_frequency): Check hot/cold attributes.
1674 * function.h (function_frequency): Update comments.
1675 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1676 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1677 (c_common_att): Add cold and hot.
1679 * doc/extend.texi (hot,cold attributes): Document.
1681 2007-03-06 Andrew Haley <aph@redhat.com>
1683 * function.c (expand_function_end): Move blockage to just after we
1684 emit the label for the naked return from the function.
1686 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1688 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1691 2007-03-06 Jan Hubicka <jh@suse.cz>
1693 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1694 loaded for constant large models. Non-large 64bit PIC can do.
1695 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1696 * cmodel.h: Add LARGE PIC.
1697 * i386.md (UNSPEC_PLTOFF): New.
1698 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1700 (*call_1_rex64): Disable for large models.
1701 (*call_1_rex64_large): New.
1702 (*call_value_1_rex64): Disable for large models.
1703 (*call_value_1_rex64_large): New.
1704 (set_rip_rex4): New.
1705 (set_got_offset_rex64): New.
1706 * predicates.md (constant_call_address_operand): For large model
1707 constant calls are not possible.
1708 * i386-protos.h (construct_plt_address): Declare.
1709 * i386.c (override_options): Accept large models.
1710 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1711 (legitimate_constant_p): Add new UNSPECs.
1712 (legitimate_pic_operand_p): Likewise.
1713 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1714 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1716 (output_pic_addr_const): Add PLTOFF.
1717 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1718 (ix86_expand_move): Legitimize pic address when in PIC mode.
1719 (construct_plt_address): New function.
1720 (ix86_expand_call): Offload the address to register and use GOT pointer
1722 * invoke.texi (mcmodel=large): Update documentation.
1724 2007-03-06 Richard Henderson <rth@redhat.com>
1726 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1727 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1728 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1729 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1730 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1731 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1732 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1733 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1734 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1735 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1736 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1737 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1738 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1739 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1740 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1741 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1742 x86_schedule, x86_use_bt, x86_pad_returns,
1743 x86_use_xchgb): Merge into ...
1744 (ix86_tune_features): ... here. New array.
1745 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1746 x86_bswap): Merge into ...
1747 (ix86_arch_features): ... here. New array.
1748 (x86_3dnow_a): Remove.
1749 (x86_accumulate_outgoing_args): Make static.
1750 (x86_arch_always_fancy_math_387): Make static.
1751 (ix86_tune_mask, ix86_arch_mask): Move ...
1752 (override_options): ... to local variables here. Apply the
1753 appropriate mask to each element of ix86_arch_features and
1754 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1755 as were done in the old macros.
1756 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1757 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1758 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1759 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1760 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1761 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1762 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1763 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1764 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1765 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1766 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1767 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1768 x86_accumulate_outgoing_args, x86_prologue_using_move,
1769 x86_epilogue_using_move, x86_decompose_lea,
1770 x86_arch_always_fancy_math_387, x86_shift1,
1771 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1772 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1773 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1774 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1775 x86_use_incdec, x86_pad_returns, x86_bswap,
1776 x86_partial_flag_reg_stall): Remove.
1777 (enum ix86_tune_indices): New.
1778 (ix86_tune_features): New.
1779 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1780 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1781 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1782 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1783 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1784 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1785 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1786 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1787 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1788 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1789 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1790 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1791 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1792 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1793 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1794 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1795 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1796 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1797 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1798 TARGET_EXT_80387_CONSTANTS): Use it.
1799 (enum ix86_arch_indices): New.
1800 (ix86_arch_features): New.
1801 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1802 TARGET_BSWAP): Use it.
1803 (ix86_tune_mask, ix86_arch_mask): Remove.
1805 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1808 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1809 Define using $${sysroot_headers_suffix}.
1810 * configure: Regenerate.
1811 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1812 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1814 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1815 * gcc.c (print_sysroot_headers_suffix): New.
1816 (option_map): Include --print-sysroot-headers-suffix.
1817 (display_help): Mention -print-sysroot-headers-suffix.
1818 (process_command): Handle -print-sysroot-headers-suffix.
1819 (do_spec_1): Append multilib directory to include-fixed path if
1820 sysroot suffixes in use.
1821 (main): Handle -print-sysroot-headers-suffix.
1822 * Makefile.in (start.encap): Don't depend on xlimits.h
1823 (xlimits.h): Remove.
1824 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1825 limits.h for each multilib in fixinc_list.
1826 (fixinc_list, s-fixinc_list): New.
1827 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1828 generate them for each multilib in fixinc_list.
1829 (stmp-fixproto): Use include-fixed. Run fixproto for each
1830 multilib in fixinc_list.
1831 (mostlyclean): Don't remove xlimits.h.
1832 (clean): Remove include-fixed.
1833 (real-install-headers-tar, real-install-headers-cpio,
1834 real-install-headers-cp): Don't copy include, only include-fixed.
1835 (install-mkheaders): Depend on fixinc_list. Don't depend on
1836 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1837 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1838 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1840 2007-03-06 Jan Hubicka <jh@suse.cz>
1842 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1845 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1847 * configure.ac: Allow tm_file to contain build-directory files.
1848 * configure: Regenerate.
1849 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1850 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1851 * config/m68k/print-sysroot-suffix.sh: New file.
1853 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1855 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1856 of pic_offset_table_rtx if reload_completed.
1857 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1858 PIC_OFFSET_TABLE_REGNUM.
1859 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1861 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1862 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1864 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1866 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1867 functions that call eh_return.
1869 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1871 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1872 functions that need a constant pool.
1874 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1877 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1878 (m68k_preferred_reload_class): Likewise.
1879 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1880 (SECONDARY_RELOAD_CLASS): Define.
1881 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1882 (LIMIT_RELOAD_CLASS): Delete.
1883 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1884 registers from storing bytes.
1885 (m68k_secondary_reload_class): New function.
1886 (m68k_preferred_reload_class): Likewise.
1888 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1890 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1892 (m68k_expand_prologue): Likewise.
1894 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1896 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1897 (mips_expand_epilogue): Add a bool parameter.
1898 (m68k_legitimize_sibcall_address): Declare.
1899 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1900 (m68k_expand_epilogue): Add a parameter to select between sibling
1901 and normal epilogues. Only generate a return for the latter.
1902 (m68k_ok_for_sibcall_p): New function.
1903 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1904 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1905 (sibcall_value, *sibcall_value): Likewise.
1906 (*call, *call_value): Require !SIBLING_CALL_P.
1907 (epilogue): Update call to m68k_expand_epilogue.
1908 (sibcall_epilogue): New pattern.
1909 * config/m68k/predicates.md (const_call_operand): Say that this
1910 predicate applies to sibling calls too.
1911 (sibcall_operand): New predicate.
1913 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1915 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1916 alternatives as movsi_cf.
1917 (movsf_cf_hard): Add commentary.
1919 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1920 Richard Sandiford <richard@codesourcery.com>
1922 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1923 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1924 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1925 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1926 as being live on exit from an interrupt function.
1927 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1928 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1929 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1930 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1931 (m68k_interrupt_function_p): Globalize.
1932 (m68k_compute_frame_layout): Remove reverse mask code.
1933 (m68k_emit_movem, m68k_set_frame_related): New functions.
1934 (m68k_output_function_prologue): Delete in favor of...
1935 (m68k_expand_prologue): ...this new function.
1936 (m68k_output_function_epilogue): Delete in favor of...
1937 (m68k_expand_epilogue): ...this new function.
1938 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1940 (print_operand): Handle %?.
1941 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1942 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1943 (prologue, epilogue): New patterns.
1944 (return): Turn into a define_expand.
1945 (*return): New pattern, derived from old "return" pattern. Use rte
1946 rather than rts for interrupt functions. Only use rtd if the pop
1948 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1949 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1950 (link, *link, unlink, *unlink, load_got): Likewise.
1952 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1956 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1957 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1958 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1959 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1960 and m68k_matches_u_p.
1961 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1962 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1963 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1964 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1965 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1966 (REG_STRICT_P): New macro.
1967 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1968 PCREL_GENERAL_OPERAND_OK.
1969 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1970 m68k_legitimate_base_reg_p.
1971 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1972 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1973 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1974 * config/m68k/m68k.c (m68k_address): New structure.
1975 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1976 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1977 (m68k_jump_table_ref_p, m68k_decompose_address)
1978 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1979 (m68k_matches_u_p): New functions.
1980 (print_operand_address): Rewrite to use m68k_decompose_index.
1982 2007-03-05 David Taylor <dtaylor@emc.com>
1984 * gcc.c: Correct copyright date in --version output.
1986 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1988 * pa.md: In unamed move patterns, disparge copies between general
1989 and floating point registers using '?' modifier. Don't include 'f'
1990 constraint for register preferences in DImode, SImode, HImode and
1991 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1992 Remove constraints for copies between general and floating registers
1993 in soft-float DFmode pattern.
1994 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1998 2007-03-05 Mike Stump <mrs@apple.com>
2000 * c-common.c (targetcm): Add.
2001 * c-opts.c (c_common_handle_option): Handle language specific
2003 * opts.c (handle_option): Verify language for target options, if
2005 * opth-gen.awk: Add CL_LANG_ALL.
2006 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2007 (TARGETCM_INITIALIZER): Add.
2008 * target.h (struct gcc_targetcm): Add.
2010 * targhooks.c (default_handle_c_option): Add.
2011 * targhooks.h (default_handle_c_option): Add.
2012 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2014 * config/darwin.opt (iframework): Add.
2015 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2016 * config/darwin-c.c (handle_c_option): Add.
2017 (TARGET_HANDLE_C_OPTION): Add.
2019 * doc/invoke.texi (Darwin Options): Add -iframework.
2021 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2023 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2026 2007-03-05 Ian Lance Taylor <iant@google.com>
2028 * c.opt (fgnu89-inline): New option.
2029 * c-opts.c (c_common_post_options): Set default value for
2031 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2032 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2034 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2035 (grokdeclarator, start_function): Likewise.
2036 * c-cppbuiltin.c (c_cpp_builtins): Define either
2037 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2038 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2039 (C Dialect Options): Document -fgnu89-inline.
2040 * doc/extend.texi (Function Attributes): Explain what the
2041 gnu_inline attribute does.
2042 * doc/cpp.texi (Common Predefined Macros): Document
2043 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2045 2007-03-05 Ian Lance Taylor <iant@google.com>
2047 PR tree-optimization/31034
2048 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2049 half-range if the other side is an overflow infinity.
2051 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2053 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2054 (bfin*-linux-uclibc*): New configuration.
2055 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2057 * config/bfin/linux.h: New file.
2058 * config/bfin/libgcc-bfin.ver: New file.
2059 * config/bfin/t-bfin-uclinux: New file.
2060 * config/bfin/t-bfin-linux: New file.
2061 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2062 (TARGET_OS_CPP_BUILTINS): New macro.
2064 2007-03-05 Richard Guenther <rguenther@suse.de>
2066 * fold-const.c (fold_binary): Remove duplicate folding
2067 of comparison of non-null ADDR_EXPR against null.
2069 2007-03-05 Richard Guenther <rguenther@suse.de>
2070 Dorit Nuzman <dorit@il.ibm.com>
2072 PR tree-optimization/26420
2073 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2074 are no loops in the function. Only print the number of
2075 vectorized loops if it is greater than zero or we are supposed
2076 to print information about unvectorized loops.
2078 2007-03-05 Revital Eres <eres@il.ibm.com>
2080 * gcc.dg/var-expand1.c: New test.
2081 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2082 when an accumulator is expanded.
2084 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2087 * c-common.c (convert_and_check): Don't give warnings for
2088 conversion if 'expr' already overflowed.
2090 2007-03-04 Roger Sayle <roger@eyesopen.com>
2093 * fold-const.c (fold_comparison): Enforce type consistency when
2094 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2096 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2098 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2099 containing a cast to the base of TARGET_MEM_REF.
2101 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2103 * tree.c (tree_contains_struct_check_failed): Remove spurious
2104 whitespace from error message.
2106 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2109 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2110 instead of precision.
2112 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2113 Nathan Sidwell <nathan@codesourcery.com>
2115 * emit-rtl.c (find_auto_inc): New.
2116 (try_split): recreate REG_INC notes,
2117 Use regular for loops rather than whiles.
2119 2007-03-03 Andreas Schwab <schwab@suse.de>
2121 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2122 * configure: Regenerate.
2124 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2126 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2127 flag_rounding_math, not flag_unsafe_math_optimizations.
2129 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2131 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2132 alpha_fold_vector_minmax): Likewise.
2133 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2134 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2136 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2138 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2139 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2140 if the lhs has side-effects.
2141 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2143 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2145 * config/i386/i386.h (TUNEMASK): Remove define.
2146 (ARCHMASK): Remove define.
2147 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2148 Use ix86_arch_mask variable instead of ARCHMASK.
2149 * config/i386/i386.c (override_options): Ditto.
2150 (standard_80387_constant_p): Ditto.
2152 2007-03-02 Ian Lance Taylor <iant@google.com>
2154 Used signed infinities in VRP.
2155 * tree-vrp.c (uses_overflow_infinity): New static function.
2156 (supports_overflow_infinity): New static function.
2157 (make_overflow_infinity): New static function.
2158 (negative_overflow_infinity): New static function.
2159 (positive_overflow_infinity): New static function.
2160 (is_negative_overflow_infinity): New static function.
2161 (is_positive_overflow_infinity): New static function.
2162 (is_overflow_infinity): New static function.
2163 (overflow_infinity_range_p): New static function.
2164 (compare_values_warnv): New function split out of compare_values.
2165 (compare_value): Call it.
2166 (set_value_range_to_nonnegative): Add overflow_infinity
2167 parameter. Change caller.
2168 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2170 (vrp_expr_computes_nonzero): Likewise.
2171 (compare_ranges, compare_range_with_value): Likewise.
2172 (compare_name_with_value, compare_names): Likewise.
2173 (vrp_evaluate_conditional): Likewise.
2174 (set_value_range): Handle infinity
2175 (vrp_operand_equal_p, operand_less_p): Likewise.
2176 (extract_range_from_assert): Likewise.
2177 (vrp_int_const_binop): Likewise.
2178 (extract_range_from_binary_expr): Likewise.
2179 (extract_range_from_unary_expr): Likewise.
2180 (extract_range_from_comparison): Likewise.
2181 (extract_range_from_expr): Likewise.
2182 (dump_value_range): Likewise.
2183 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2184 (test_for_singularity): Likewise.
2185 (vrp_int_const_binop): Remove inline qualifier.
2186 (adjust_range_with_scev): Add comment.
2187 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2189 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2191 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2192 (get_constraint_for): Likewise.
2193 (do_structure_copy): Likewise.
2194 (find_func_aliases): Fix references to MODIFY_EXPR.
2195 (intra_create_variable_infos): Tidy.
2196 * tree-ssa-operands.c (add_virtual_operand): Add argument
2198 When adding members of alias sets, if IS_CALL_SITE is true and
2199 the symbol is not call-clobbered, skip it.
2202 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2204 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2205 entry by means of emit_insn_at_entry.
2207 2007-03-02 Richard Henderson <rth@redhat.com>
2209 * expr.h (promoted_input_arg): Remove decl.
2210 * function.c (promoted_input_arg): Merge into ...
2211 * combine.c (setup_incoming_promotions): ... only caller.
2212 Rearrange to avoid double loop.
2214 2007-03-02 Ben Elliston <bje@au.ibm.com>
2215 Peter Bergner <bergner@vnet.ibm.com>
2216 Janis Johnson <janis187@us.ibm.com>
2218 * config/rs6000/dfp.md: New file.
2219 * config/rs6000/rs6000.md: Include dfp.md.
2220 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2221 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2222 and TDmode decimal float modes in FP registers.
2223 (num_insns_constant): Likewise.
2224 (rs6000_legitimate_offset_address_p): Likewise.
2225 (rs6000_legitimize_address): Likewise.
2226 (rs6000_legitimize_reload_address): Likewise.
2227 (rs6000_legitimate_address): Likewise.
2228 (rs6000_emit_move): Likewise.
2229 (function_arg_boundary): Likewise.
2230 (function_arg_advance): Likewise.
2231 (rs6000_darwin64_record_arg_recurse): Likewise.
2232 (function_arg): Likewise.
2233 (rs6000_gimplify_va_arg): Likewise.
2234 (rs6000_split_multireg_move): Likewise.
2235 (rs6000_output_function_epilogue): Likewise.
2236 (rs6000_output_function_epilogue): Likewise.
2237 (rs6000_register_move_cost): Likewise.
2238 (rs6000_function_value): Likewise.
2239 (rs6000_libcall_value): Likewise.
2241 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2243 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2245 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2247 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2248 Use $MULTIDIR to choose between the kernel and RTP headers,
2249 and use $WIND_BASE and $WIND_USR to locate them.
2251 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2253 * config/i386/i386.c (override_options): Put initialization of
2254 ix86_tune_mask and ix86_arch_mask to the correct place.
2256 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2257 Michael Meissner <michael.meissner@amd.com>
2260 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2262 (TARGET_CMOVE): Use ARCHMASK.
2263 (TARGET_CMPXCHG): Ditto.
2264 (TARGET_CMPXCHG8B): Ditto.
2265 (TARGET_XADD): Ditto.
2266 (TARGET_BSWAP): Ditto.
2267 * config/i386/i386.c (ix86_tune_mask): New global variable.
2268 (ix86_arch_mask): Ditto.
2269 (override_options): Initialize ix86_tune_mask and
2270 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2273 2007-03-02 Ben Elliston <bje@au.ibm.com>
2276 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2278 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2280 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2281 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2282 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2283 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2285 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2286 rs6000_init_dwarf_reg_sizes_extra): New.
2287 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2288 SPE register high parts.
2290 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2292 * Makefile.in: Add install-pdf target as
2293 copied from automake v1.10 rules.
2294 * configure.ac: Add install-pdf to target list.
2295 * configure: Regenerate.
2297 2007-03-01 Paul Brook <paul@codesourcery.com>
2299 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2300 modes to LDRD for DImode.
2301 (output_move_double): Fixup out of range ldrd/strd.
2302 (vfp_secondary_reload_class): Rename...
2303 (coproc_secondary_reload_class): ... to this. Add wb argument.
2304 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2305 coproc_secondary_reload_class for CLASS_IWMMXT.
2306 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2307 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2309 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2311 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2312 factor by the estimated number of iterations.
2313 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2316 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2317 decode_caches_intel, detect_caches_intel): New functions.
2318 (host_detect_local_cpu): Use detect_caches_amd and
2319 detect_caches_intel.
2321 2007-03-01 Richard Henderson <rth@redhat.com>
2323 * expr.c (emit_move_complex_push): Export.
2324 (emit_move_complex_parts): Split out from ...
2325 (emit_move_complex): ... here.
2326 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2327 * config/i386/i386.md (movcdi): New.
2329 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2332 size of mode1 to check for tieable modes in MMX case.
2334 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2336 * Makefile.in (rtlanal.o): Depend on tree.h.
2337 * rtl.h (offset_within_section_p, split_const): Declare.
2338 * rtlanal.c: Include tree.h.
2339 (offset_within_block_p): New function, taken from
2340 mips_offset_within_object_p.
2341 (split_const): New function, taken from mips_split_const.
2342 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2344 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2345 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2346 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2347 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2348 (m68k_illegitimate_symbolic_constant_p): New function.
2349 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2350 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2351 symbolic constant that might be outside the symbol's section,
2352 move the symbol first and then add the offset.
2353 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2355 * config/mips/mips.c (mips_split_const): Delete.
2356 (mips_offset_within_object_p): Delete.
2357 (mips_symbolic_constant_p): Use offset_within_section_p and
2358 split_const instead of mips_offset_within_object_p and
2360 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2361 (mips_legitimize_const_move, print_operand_reloc)
2362 (mips_dangerous_for_la25_p): Use split_const instead of
2365 2007-02-28 Eric Christopher <echristo@apple.com>
2367 * Makefile.in (install-include-dir): Don't rm -rf include.
2369 2007-02-28 Richard Guenther <rguenther@suse.de>
2372 * fold-const.c (fold_binary): Do not associate expressions
2373 with more than one variable for integer types that do not wrap.
2375 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2377 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2378 Delete, and replace with...
2379 (fold_builtin_call_array): This. Update callers to use it.
2380 * fold-const.c (fold_build_call_list): Delete, and replace with...
2381 (fold_build_call_array): This.
2382 (fold_build_call_list_initializer): Delete, and replace with...
2383 (fold_build_call_array_initializer): This.
2384 * tree.h: Update declarations to reflect above changes.
2386 * c-typeck.c (build_function_call): Store converted arguments
2387 in a stack-allocated array instead of building a list.
2388 (convert_arguments): Store arguments in the array passed in as an
2389 argument, and return the actual number of arguments.
2390 * c-format.c: (check_function_format): Pass arguments in an
2391 array instead of a list.
2392 * c-common.c (check_function_nonnull): Likewise.
2393 (check_function_sentinel): Likewise.
2394 (check_function_arguments): Likewise.
2395 * c-common.h: Update declarations to reflect above changes.
2397 2007-02-28 Jan Hubicka <jh@suse.cz>
2399 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2400 PRED_NEGATIVE_RETURN): Update outcomes.
2402 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2404 * calls.c (emit_library_call_value_1): Handle partial registers
2405 correctly when building up CALL_INSN_FUNCTION_USAGE.
2407 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2409 * pa/predicates.md (move_src_operand): Allow zero for mode.
2410 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2413 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2416 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2417 *movv2df_internal): Enable pattern only for valid operand
2419 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2420 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2422 2007-02-27 Mike Stump <mrs@apple.com>
2424 * config/darwin-crt3.c: Avoid compilation when compiling for a
2427 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2429 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2431 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2432 for fixed headers and limits.h.
2433 (install-include-dir, install-headers-tar, install-headers-cpio,
2434 install-headers-cp, real-install-headers-tar,
2435 real-install-headers-cpio, real-install-headers-cp): Handle
2436 include-fixed as well as include.
2437 (install-mkheaders): Don't install files that go only in include
2439 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2440 from GCC_INCLUDE_DIR.
2441 * gcc.c (process_command): Remove special -BstageN/ handling.
2442 (do_spec_1): Add include-fixed directories.
2444 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2446 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2448 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2450 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2453 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2455 * c-common.c (get_priority): Add check for
2456 SUPPORTS_INIT_PRIORITY.
2458 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2460 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2462 * config/bfin/bfin.c: Include "cfglayout.h".
2463 (MAX_LSETUP_DISTANCE): New macro.
2464 (struct loop_info): New members incoming, incoming_src and
2465 incoming_dest. Delete member predecessor.
2466 (length_for_loop): New function.
2467 (bfin_optimize_loop): Handle more different loop structures.
2468 (bfin_discover_loop): Rework detection of predecessor blocks by
2469 examining incoming edges.
2470 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2472 (bfin_reorder_loops): New function.
2473 (bfin_reorg_loops): Use these three new functions.
2475 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2476 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2477 (CONSTRAINT_LEN): Add entry for 'q'.
2478 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2479 Add 'q' constraints.
2480 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2481 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2483 * config/bfin/bfin.md (add_with_carry): New pattern.
2484 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2485 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2486 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2487 support unsigned multiplies too. Removed incorrect commutativity from
2488 operand 1 constraint where appropriate.
2489 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2491 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2492 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2494 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2495 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2496 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2497 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2498 usmulhisi_hh_huh): New patterns.
2500 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2501 lshifthi3): Fix output template to use half reg for operand 2.
2503 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2506 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2508 2007-02-27 Andreas Schwab <schwab@suse.de>
2510 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2512 2007-02-27 Jan Hubicka <jh@suse.cz>
2514 * predict.c (last_basic_block_p): Remove.
2515 (tree_estimate_probability): Update return heuristic for commonized
2518 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2520 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2522 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2524 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2525 * doc/cpp.texi: Standardize title page.
2526 * doc/cppinternals.texi: Likewise.
2527 * doc/gcc.texi: Standardize title page, remove version number
2528 from copyright page.
2529 * doc/gccint.texi: Likewise.
2530 * doc/install.texi: Standardize title page, add table of
2533 2007-02-26 Jan Hubicka <jh@suse.cz>
2535 * predict.def: Set outcomes according to more recent results.
2536 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2537 Remove dead predictors.
2538 * predict.c (return_prediction): Fix pasto.
2540 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2542 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2543 change; avoid a memory leak when returning early.
2545 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2547 * c-decl.c (static_ctors): Move to c-common.c.
2548 (static_dtors): Likewise.
2549 (finish_function): Use c_record_cdtor_fn.
2550 (build_cdtor): Move to c-common.c.
2551 (c_write_global_declarations): Use c_build_cdtor_fns.
2552 * c-common.h (static_ctors): Declare.
2553 (static_dtors): Likewise.
2554 (c_record_cdtor_fn): Likewise.
2555 (c_build_cdtor_fns): Likewise.
2556 * c-common.c (static_ctors): New variable.
2557 (static_dtors): Likewise.
2558 (c_record_cdtor_fn): New function.
2559 (build_cdtor): Move from c-decl.c
2560 (c_build_cdtor_fns): New function.
2562 * output.h (assemble_addr_to_section): Declare.
2563 (get_cdtor_priority_section): Likewise.
2564 * varasm.c (assemble_addr_to_section): New function.
2565 (get_cdtor_priority_section): Likewise.
2566 (default_named_section_asm_out_destructor): Use them.
2567 (destor_dtor_section_asm_out_destructor): Likewise.
2568 (default_named_section_asm_out_constructor): Likewise.
2569 (default_ctor_section_asm_out_constructor): Likewise.
2570 * config.gcc (*-*-vxworks*): Include vxworks.o.
2571 * config/t-vxworks (vxworks.o): New target.
2572 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2573 (TARGET_ASM_CONSTRUCTOR): Define.
2574 (TARGET_ASM_DESTRUCTOR): Likewise.
2575 (vxworks_asm_out_constructor): Declare.
2576 (vxworks_asm_out_destructor): Likewise.
2578 * c-common.c (get_priority): Check that we have not just an
2579 INTEGER_CST, but an integer constant with integeral type.
2581 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2583 PR tree-optimization/30938
2584 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2585 use &dt[nargs-1] instead of &dt[nargs] in the call to
2586 vect_is_simple_use().
2588 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2590 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2591 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2592 Do not attempt to handle MEM inside auto-inc expressions.
2593 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2594 of a register modified by an auto-inc expression. However, do handle
2595 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2596 (elimination_effects): Prohibit elimination of a register modified
2597 by an auto-inc expression. Disable register elimination rules whose
2598 target register is modified by an auto-inc expression with variable
2601 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2603 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2605 (array_at_struct_end_p): New function.
2606 (idx_infer_loop_bounds): Use it.
2607 (estimate_numbers_of_iterations_loop): Export.
2608 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2609 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2610 (tree_estimate_probability): Call record_loop_exits.
2611 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2612 (estimated_loop_iterations, estimated_loop_iterations_int,
2613 estimated_loop_iterations_tree): New functions.
2614 (analyze_siv_subscript_cst_affine,
2615 compute_overlap_steps_for_affine_1_2,
2616 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2617 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2618 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2619 (PRED_LOOP_ITERATIONS_GUESSED): New.
2620 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2621 * cfgloop.h (estimate_numbers_of_iterations_loop,
2622 estimated_loop_iterations_int): Declare.
2624 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2626 * doc/extend.texi: Document optional priority argument to
2627 constructors and destructors.
2628 * tree.c (init_priority_for_decl): Adjust GTY markers.
2629 (init_ttree): Use priority-info hash functions for
2630 init_priority_for_decl.
2631 (tree_map_eq): Rename to ...
2632 (tree_map_base_eq): ... this.
2633 (tree_map_marked_p): Rename to ...
2634 (tree_map_base_marked_p): ... this.
2635 (tree_map_base_hash): New function.
2636 (decl_init_priority_lookup): Rework.
2637 (decl_fini_priority_lookup): New function.
2638 (decl_priority_info): New function.
2639 (decl_init_priority_insert): Use it.
2640 (decl_fini_priority_insert): Likewise.
2641 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2643 (decl_restrict_base_insert): Likewise.
2644 (decl_debug_expr_insert): Likewise.
2645 (decl_value_expr_lookup): Likewise.
2646 (decl_value_expr_insert): Likewise.
2647 * tree.h (priority_type): New type.
2648 (decl_init_priority_lookup): Use priority_type.
2649 (decl_fini_priority_lookup): New function.
2650 (decl_init_priority_insert): Use priority_type.
2651 (decl_fini_priority_insert): New function.
2652 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2653 (DECL_INIT_PRIORITY): Likewise.
2654 (SET_DECL_INIT_PRIORITY): Add comment.
2655 (DECL_FINI_PRIORITY): New macro.
2656 (SET_DECL_FINI_PRIORITY): Likewise.
2657 (DEFAULT_INIT_PRIORITY): Document.
2658 (MAX_INIT_PRIORITY): Likewise.
2659 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2660 (tree_map_base): New type.
2661 (tree_map_base_eq): New function.
2662 (tree_map_base_hash): Likewise.
2663 (tree_map_base_marked_p): Likewise.
2664 (tree_map): Inherit from tree_map_base.
2665 (tree_map_eq): Make it a macro.
2666 (tree_map_marked_p): Likewise.
2667 (tree_int_map): Inherit from tree_map_base.
2668 (tree_int_map_eq): Make it a macro.
2669 (tree_int_map_hash): Likewise.
2670 (tree_int_map_marked_p): Likewise.
2671 (tree_priority_map): New type.
2672 (tree_priority_map_eq): New macro.
2673 (tree_priority_map_hash): Likewise.
2674 (tree_priority_map_marked_p): Likewise.
2675 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2677 (emutls_common_1): Likewise.
2678 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2679 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2680 of tree_map hierarchy.
2681 * tree-cfg.c (move_stmt_r): Likewise.
2682 (new_label_mapper): Likewise.
2683 * c-tree.h (c_expand_body): Move to ...
2684 * c-common.h (c_expand_body): ... here.
2685 * c-decl.c (c_expand_body): Move to ...
2686 * c-common.c (c_expand_body): ... here.
2687 (c_common_attribute_table): Allow 1 argument for the constructor
2688 and destructor attributes.
2689 (get_priority): New function.
2690 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2691 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2693 2007-02-24 Jan Hubicka <jh@suse.cz>
2696 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2698 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2699 Jan Hubicka <jh@suse.cz>
2702 * i386.c (counter_mode): New function.
2703 (expand_set_or_movmem_via_loop): Use it.
2704 (expand_movmem_epilogue): Likewise; fix pasto.
2705 (ix86_expand_movmem): Do emit guard even for constant counts.
2706 (ix86_expand_setmem): Likewise.
2708 2007-02-25 Nick Clifton <nickc@redhat.com>
2710 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2711 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2713 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2716 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2717 count argument with 0x10, not with 0x16.
2718 (expand_setmem_epilogue): Ditto.
2720 2007-02-24 Mike Stump <mrs@apple.com>
2722 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2725 2007-02-24 Richard Guenther <rguenther@suse.de>
2728 * fold-const.c (fold_binary): Fold x +- CST op x for
2729 EQ_EXPR and NE_EXPR.
2731 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2733 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2735 2007-02-24 Jan Hubicka <jh@suse.cz>
2737 * cgraphunit.c (decide_is_function_needed): Honor
2738 -fkeep-inline-functions.
2740 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2742 * builtins.c (fold_builtin_modf): New.
2743 (fold_builtin_2): Use it.
2745 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2747 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2748 (determine_max_iter): Take additional LOOP arg; all callers changed.
2749 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2750 one using simplifications.
2751 (simplify_using_initial_values): Return if the expression becomes
2752 invalid due to altered regs.
2754 2007-02-23 DJ Delorie <dj@redhat.com>
2756 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2758 2007-02-23 Mike Stump <mrs@apple.com>
2760 * tlink.c (scan_linker_output): Parse linker messages from
2761 darwin9's linker better.
2763 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2766 * varpool.c (varpool_assemble_pending_decls): Set
2767 varpool_last_needed_node to null.
2769 2007-02-23 DJ Delorie <dj@redhat.com>
2771 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2772 alignment bigger than the object file can handle.
2774 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2777 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2778 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2779 (*movsf_1): Penalize MMX moves.
2781 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2783 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2784 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2786 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2788 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2790 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2791 (fold_builtin_1): Use them.
2792 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2793 BUILT_IN_SIGNIFICAND.
2795 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2797 * config/i386/i386.c (bdesc_1arg): Initialize
2798 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2799 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2800 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2801 and IX86_BUILTIN_MOVSLDUP.
2803 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2805 PR rtl-optimization/30841
2806 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2808 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2810 * builtins.c (fold_builtin_frexp): New.
2811 (fold_builtin_2): Use it.
2813 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2815 * doc/invoke.texi (Spec Files): Document getenv spec function.
2817 * gcc.c (getenv_spec_function): New function.
2818 (static_spec_functions): Add it.
2819 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2820 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2823 2007-02-22 Michael Matz <matz@suse.de
2826 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2827 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2829 2007-02-22 Ian Lance Taylor <iant@google.com>
2832 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2833 (mem_loc_descriptor): Call it.
2835 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2836 Ira Rosen <irar@il.ibm.com>
2838 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2840 2007-02-22 Ira Rosen <irar@il.ibm.com>
2842 PR tree-optimization/30843
2843 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2844 stores only after all the group is vectorized.
2846 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2848 PR tree-optimization/30858
2849 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2850 in the reduction cycle have a single use in the loop.
2851 * tree-vectorizer.h (relevant): Add documentation.
2853 2007-02-20 Mike Stump <mrs@apple.com>
2855 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2856 * configure: Regenerate.
2858 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2860 Change the defaults of some parameters and options.
2861 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2862 * config/spu/spu.c (spu_optimization_options): Add.
2863 (spu_override_options): Change params in spu_optimization_options.
2864 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2866 Register 127 is only 16 byte aligned when used as a frame pointer.
2867 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2868 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2869 HARD_FRAME_POINTER_REGNUM.
2870 (spu_legitimate_address): Use regno_aligned_for_reload.
2871 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2872 aligned when frame_pointer_needed is true.
2873 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2875 * config/spu/spu.h (INIT_EXPANDERS): Define.
2877 Make sure shift and rotate instructions have valid immediate operands.
2878 * config/spu/predicates.md (spu_shift_operand): Remove.
2879 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2880 * config/spu/constraints.md (W, O): Extend range.
2881 * config/spu/spu.md (umask, nmask): Define.
2882 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2883 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2884 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2885 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2886 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2887 (lshr<mode>3_reg): Fix rtl description.
2889 Make sure mulhisi immediate operands are valid.
2890 * config/spu/predicates.md (imm_K_operand): Add.
2891 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2893 Generate constants using fsmbi and andi.
2894 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2895 (print_operand, spu_split_immediate, classify_immediate,
2896 fsmbi_const_p): Handle IC_FSMBI2.
2898 Correctly handle a CONST_VECTOR containing symbols.
2899 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2900 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2901 (immediate_load_p): Allow symbols that use 2 instructions to create.
2902 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2903 with symbols when flag_pic is set.
2904 (const_vector_immediate_p): New.
2905 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2906 accept a CONST_VECTOR with symbols.
2907 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2908 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2910 * config/spu/spu.md (high, low): Delete.
2911 (low_<mode>): Define.
2913 Remove INTRmode and INTR_REGNUM, which didn't work.
2914 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2916 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2917 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2918 peephole2 pattern): Don't use INTR or 131.
2919 (movintrcc): Delete.
2920 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2921 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2922 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2923 (UNSPEC_SET_INTR): Add.
2924 * config/spu/spu-modes.def (INTR): Remove.
2926 More accurate warnings about run-time relocations.
2927 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2929 Correctly warn about immediate arguments to specific intrinsics.
2930 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2931 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2932 the instruction predicate.
2934 Fix tree check errors with latest update.
2935 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2937 (spu_expand_builtin): Use CALL_EXPR_FN.
2939 Add missing specific intrinsics.
2940 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2942 * config/spu/spu_internals.h: Ditto.
2944 Fix incorrect operand modifiers.
2945 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2946 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2948 Optimize one case of zero_extend of a vec_select.
2949 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2951 Accept any immediate for hbr.
2952 * config/spu/spu.md (hbr): Change s constraints to i.
2954 2007-02-21 Paul Brook <paul@codesourcery.com>
2956 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2957 condexec_count when skipping USE and CLOBBER.
2959 2007-02-21 Nick Clifton <nickc@redhat.com>
2961 * common.opt (Warray-bounds): Add Warning attribute.
2962 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2964 (fsized-zeroes): Add Optimization attribute.
2965 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2966 * c.opt (Wc++0x-compat): Add Warning attribute.
2968 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2971 * reload1.c (eliminate_regs_in_insn): In the single_set special
2972 case, attempt to re-recognize the insn before falling back to
2973 having reload fix it up.
2975 2007-02-20 Eric Christopher <echristo@gmail.com>
2977 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2978 Rewrite accordingly.
2979 (frv_read_iacc_argument): Ditto.
2980 (frv_expand_set_builtin): Take a call instead of arglist, update for
2982 (frv_expand_unop_builtin): Ditto.
2983 (frv_expand_binop_builtin): Ditto.
2984 (frv_expand_cut_builtin): Ditto.
2985 (frv_expand_binopimm_builtin): Ditto.
2986 (frv_expand_voidbinop_builtin): Ditto.
2987 (frv_expand_int_void2arg): Ditto.
2988 (frv_expand_prefetches): Ditto.
2989 (frv_expand_voidtriop_builtin): Ditto.
2990 (frv_expand_voidaccop_builtin): Ditto.
2991 (frv_expand_load_builtin): Ditto.
2992 (frv_expand_store_builtin): Ditto.
2993 (frv_expand_mdpackh_builtin): Ditto.
2994 (frv_expand_mclracc_builtin): Ditto.
2995 (frv_expand_mrdacc_builtin): Ditto.
2996 (frv_expand_mwtacc_builtin): Ditto.
2997 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3000 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3002 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3003 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3005 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3007 * configure: Regenerate.
3008 * config.in: Regenerate.
3009 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3010 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3011 masks to power6 and power6x and to POWERPC_MASKS.
3012 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3014 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3015 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3016 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3017 Access PROTOTYPE as variable, not mask.
3019 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3021 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3022 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3023 * combine.c (adjust_for_new_dest): Use it.
3024 * postreload.c (reload_combine): Likewise.
3026 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3028 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3029 notes on an insn with multiple sets, even if single_set returns
3030 non-NULL for that insn.
3032 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3034 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3037 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3039 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3040 if user didn't pass it.
3041 * config/i386/darwin.h (CC1_SPEC): Likewise.
3042 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3043 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3044 -mmacosx-version-min.
3046 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3047 Uros Bizjak <ubizjak@gmail.com>
3049 * optabs.h (enum optab_index): Add new OTI_scalb.
3050 (scalb_optab): Define corresponding macro.
3051 * optabs.c (init_optabs): Initialize scalb_optab.
3052 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3054 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3055 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3056 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3057 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3058 flag_unsafe_math_optimizations is set.
3060 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3061 to implement scalbf, scalb and scalbl built-ins as inline x87
3064 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3065 DJ Delorie <dj@redhat.com>
3068 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3069 (diagnostic_report_diagnostic): ... here, and turn them into real
3070 errors. If warnings are inhibited, no need to do anything.
3072 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3074 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3075 better code generation.
3077 2007-02-20 Ben Elliston <bje@au.ibm.com>
3079 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3081 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3083 * config/alpha/alpha.c, config/alpha/alpha.md,
3084 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3085 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3086 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3087 config/arm/lib1funcs.asm: Follow spelling conventions.
3089 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3090 config/fr30/fr30.md, config/i386/i386.h,
3091 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3092 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3093 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3094 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3095 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3096 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3097 config/sparc/sparc.c, config/sparc/sparc.h,
3098 config/sparc/sparc.md, config/spu/constraints.md,
3099 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3102 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3105 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3108 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3110 * doc/invoke.texi (-ftree-lrs): Remove.
3112 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3114 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3117 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3119 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3120 new CALL_EXPR_FN macro for retrieving the function
3121 declaration of the input expression.
3123 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3125 * c.opt (Waddress): New.
3126 * common.opt (Walways-true): Delete.
3127 (Wstring-literal-comparison): Delete.
3128 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3129 -Wstring-literal-comparison. Add -Waddress.
3131 (Walways-true): Delete.
3132 (Wstring-literal-comparison): Delete.
3133 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3134 consistently instead of -Walways-true in example.
3135 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3136 * c-typeck.c (parser_build_binary_op): Replace
3137 -Wstring-literal-comparison and -Walways-true with -Waddress.
3138 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3141 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3143 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3144 without DECL_STRUCT_FUNCTION initialized.
3146 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3148 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3149 due to calls to functions taking pointers as parameters.
3151 2007-02-19 Richard Henderson <rth@redhat.com>
3154 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3157 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3159 * config/s390/s390.c (s390_call_saved_register_used,
3160 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3161 accessed to the new scheme.
3163 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3165 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3166 (cris_print_index, cris_print_operand, cris_print_operand_address)
3167 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3168 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3169 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3171 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3172 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3173 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3174 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3175 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3176 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3177 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3178 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3179 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3180 (uminsi3, call, call_value): Ditto.
3181 (define_split: indir_to_reg_split, unnamed): Ditto.
3183 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3185 PR tree-optimization/30975
3186 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3189 2007-02-18 Eric Christopher <echristo@gmail.com>
3191 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3192 Remove use of arglist.
3193 (mips_expand_builtin): Remove use of arglist, pass in expr.
3194 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3195 (mips_expand_builtin_movtf): Ditto.
3196 (mips_expand_builtin_compare): Ditto.
3198 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3200 * tree-sra.c (sra_build_assignment): Replace assertion
3201 checking with a comment explaining why it can't be done.
3203 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3206 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3207 during CALL_EXPR representation conversion.
3208 * tree-ssa-propagate.c (set_rhs): Likewise.
3210 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3212 * tree-sra.c (sra_build_assignment): Disable assertion checking
3215 2007-02-18 Roger Sayle <roger@eyesopen.com>
3217 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3218 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3219 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3221 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3222 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3223 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3224 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3225 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3226 force_gimple_operand): Likewise.
3227 * ipa-cp.c (constant_val_insert): Likewise.
3228 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3229 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3230 perfect_nestify): Likewise.
3231 * langhooks.c (lhd_omp_assignment): Likewise.
3232 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3233 lower_copyprivate_clauses, lower_send_clauses,
3234 lower_send_shared_vars, expand_parallel_call,
3235 expand_omp_for_generic, expand_omp_for_static_nochunk,
3236 expand_omp_for_static_chunk, expand_omp_sections,
3237 lower_omp_single_copy, lower_omp_for_lastprivate,
3238 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3239 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3240 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3243 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3245 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3246 config/sh/sh.md: Follow spelling conventions.
3248 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3249 config/frv/predicates.md: Follow spelling conventions.
3251 * config/m68k/linux-unwind.h: Fix a comment typo.
3252 * target.h: Follow spelling conventions.
3254 2007-02-18 Roger Sayle <roger@eyesopen.com>
3256 PR rtl-optimization/28173
3257 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3258 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3259 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3260 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3261 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3263 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3265 * builtins.c (fold_builtin_load_exponent): New.
3266 (fold_builtin_2): Use it.
3268 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3270 PR rtl-optimization/30773
3271 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3272 if we fail to attach a REG_EQUIV note.
3274 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3275 Roger Sayle <roger@eyesopen.com>
3277 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3279 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3281 * calls.c (initialize_argument_information): Pass original EXP
3282 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3283 code to split complex arguments here, as part of initializing the
3285 (expand_call): Remove code that builds a list of arguments and
3286 inserts implicit arguments into it. Instead, just count how many
3287 implicit arguments there will be so we can determine the size of
3288 the ARGS array, and let initialize_argument_information do the work.
3289 (split_complex_values): Delete unused function.
3291 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3293 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3295 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3297 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3298 for arg pointer based indexed addressing.
3300 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3302 * config/ia64/ia64.h, config/ia64/ia64.md,
3303 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3304 spelling conventions.
3306 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3308 * config/m68k/m68k.c (split_di): New.
3309 * config/m68k/m68k-protos.h: Declare split_di.
3310 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3311 Improve predicate handling and split constant shifts.
3313 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3315 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3316 parameter for register bitfield operations, general predicates
3319 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3321 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3322 * config/m68k/linux-unwind.h: New file.
3324 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3326 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3327 config/i386/athlon.md, config/ia64/ia64.md,
3328 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3329 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3330 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3331 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3332 tree-vect-transform.c: Fix comment typos.
3334 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3336 * sched-deps.c (find_insn_list): Remove.
3337 * sched-int.h: Remove the prototype for find_insn_list.
3339 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3341 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3343 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3344 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3345 darwin_rs6000_override_options.
3346 (C_COMMON_OVERRIDE_OPTIONS): Expect
3347 darwin_macosx_version_min to be non-NULL always.
3348 (TARGET_C99_FUNCTIONS): Likewise.
3349 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3350 (DARWIN_MINVERSION_SPEC): New.
3351 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3352 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3354 (DARWIN_MINVERSION_SPEC): New.
3355 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3357 * config/darwin-c.c (darwin_cpp_builtins): Expect
3358 darwin_macosx_version_min to be non-NULL always.
3360 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3362 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3364 * config/i386/i386.h (x86_use_xchgb): New.
3365 (TARGET_USE_XCHGB): New macro.
3366 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3367 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3368 Split after reload into bswaphi for shifts of 8.
3369 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3370 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3371 or when optimizing for size.
3373 2007-02-16 Richard Guenther <rguenther@suse.de>
3374 Christian Bruel <christian.bruel@st.com>
3376 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3377 DECLs but prefer SSA_NAMEs over DECLs.
3379 2007-02-16 Richard Guenther <rguenther@suse.de>
3381 * tree-flow-inline.h (single_imm_use_p): Remove.
3382 (zero_imm_uses_p): Likewise.
3383 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3384 instead of single_imm_use_p.
3385 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3388 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3391 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3392 nested double- and backquotes.
3394 2007-02-15 Roger Sayle <roger@eyesopen.com>
3397 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3398 should be unreachable.
3399 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3400 For the time being redirect GIMPLE_MODIFY_STMT to the new
3401 (renamed) build_gimple_modify_stmt_stat.
3402 (build2_gimple_stat): Rename to...
3403 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3404 Always build a GIMPLE_MODIFY_STMT node.
3405 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3406 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3409 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3410 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3411 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3412 expand_complex_div_wide): Likewise.
3413 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3414 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3415 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3416 * tree-ssa-loop-manip.c (create_iv): Likewise.
3417 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3418 abs_replacement): Likewise.
3419 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3420 realify_fake_stores): Likewise.
3422 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3423 node rather than a GIMPLE_MODIFY_STMT node.
3424 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3425 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3427 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3428 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3431 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3434 * fold-const.c (fold_comparison): Add back the
3435 folding of constant complex comparisions.
3437 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3440 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3441 effects unknown to this function, return early.
3443 2007-02-15 Ian Lance Taylor <iant@google.com>
3445 * lower-subreg.c (move_eh_region_note): New static function.
3446 (resolve_simple_move): Call it.
3447 (decompose_multiword_subregs): Track blocks for which we resolve a
3448 simple move which is also a control flow insn. Pass them to
3449 find_many_sub_basic_blocks.
3450 (pass_lower_subreg): Add TODO_verify_flow.
3451 (pass_lower_subreg2): Likewise.
3453 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3454 Brooks Moses <brooks.moses@codesourcery.com>
3455 Lee Millward <lee.millward@codesourcery.com>
3457 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3458 (VL_EXP_CLASS_P): New.
3459 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3461 (TREE_OPERAND_CHECK_CODE): Likewise.
3462 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3463 (TREE_RTL_OPERAND_CHECK): Likewise.
3464 (tree_operand_check_failed): Make second parameter the whole tree
3465 instead of its code. Fixed callers.
3466 (VL_EXP_CHECK): New.
3467 (TREE_OPERAND_LENGTH): New.
3468 (VL_EXP_OPERAND_LENGTH): New.
3469 (CALL_EXPR_FN): New.
3470 (CALL_EXPR_STATIC_CHAIN): New.
3471 (CALL_EXPR_ARGS): New.
3472 (CALL_EXPR_ARG): New.
3473 (call_expr_nargs): New.
3474 (CALL_EXPR_ARGP): New.
3475 (build_nt_call_list): Declare.
3476 (build_vl_exp_stat): Declare.
3477 (build_vl_exp): New.
3478 (build_call_list): Declare.
3479 (build_call_nary): Declare.
3480 (build_call_valist): Declare.
3481 (build_call_array): Declare.
3482 (call_expr_arg): Declare.
3483 (call_expr_argp): Declare.
3484 (call_expr_arglist): Declare.
3485 (fold_build_call_list): Declare.
3486 (fold_build_call_list_initializer): Declare.
3487 (fold_call_expr): Declare to replace fold_builtin.
3488 (fold_builtin_fputs): Update to agree with modified definition.
3489 (fold_builtin_strcpy): Likewise.
3490 (fold_builtin_strncpy): Likewise.
3491 (fold_builtin_memory_chk): Likewise.
3492 (fold_builtin_stxcpy_chk): Likewise.
3493 (fold_builtin_strncpy_chk): Likewise.
3494 (fold_builtin_next_arg): Likewise.
3495 (fold_build_call_expr): Declare.
3496 (fold_builtin_call_list): Declare.
3497 (fold_builtin_call_valist): Declare.
3498 (build_call_expr): Declare.
3499 (validate_arglist): Update to agree with modified definition.
3500 (tree_operand_length): New.
3501 (call_expr_arg_iterator): New.
3502 (init_call_expr_arg_iterator): New.
3503 (next_call_expr_arg): New.
3504 (first_call_expr_arg): New.
3505 (more_call_expr_args_p): New.
3506 (FOR_EACH_CALL_EXPR_ARG): New.
3508 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3509 and tcc_gimple_stmt.
3510 (tree_code_size): Update documentation. Use sizeof (tree) rather
3511 than sizeof (char *).
3512 (tree_size): Likewise. Add case for tcc_vl_exp.
3513 (tree_node_structure): Add case for tcc_vl_exp.
3514 (contains_placeholder_p): Likewise.
3515 (substitute_in_expr): Likewise.
3516 (substitute_placeholder_in_expr): Likewise.
3517 (stabilize_reference_1): Likewise.
3518 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3519 to diagnose breakage of this interface for constructing CALL_EXPRs.
3520 (build_nt): Add similar assertion here.
3521 (build_nt_call_list): New.
3522 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3523 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3525 (get_callee_fndecl): Use new CALL_EXPR accessors.
3526 (tree_operand_check_failed): Change parameters to pass entire node
3527 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3528 (process_call_operands): New.
3529 (build_vl_exp_stat): New.
3530 (build_call_list): New.
3531 (build_call_nary): New.
3532 (build_call_valist): New.
3533 (build_call_array): New.
3534 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3535 (call_expr_arglist): New.
3537 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3538 tcc_vl_exp instead of a fixed-size tcc_expression.
3540 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3541 accessors for CALL_EXPRs.
3542 (AGGR_INIT_EXPR): Likewise.
3544 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3545 Brooks Moses <brooks.moses@codesourcery.com>
3546 Lee Millward <lee.millward@codesourcery.com>
3548 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3549 (expand_builtin_nonlocal_goto): Change parameter to be entire
3550 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3551 (expand_builtin_prefetch): Likewise.
3552 (expand_builtin_classify_type): Likewise.
3553 (mathfn_built_in): Return NULL_TREE instead of 0.
3554 (expand_errno_check): Use new CALL_EXPR accessors.
3555 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3556 Return NULL_RTX instead of 0.
3557 (expand_builtin_mathfn_2): Likewise.
3558 (expand_builtin_mathfn_3): Likewise.
3559 (expand_builtin_interclass_mathfn): Likewise.
3560 (expand_builtin_sincos): Likewise.
3561 (expand_builtin_cexpi): Likewise.
3562 (expand_builtin_int_roundingfn): Likewise.
3563 (expand_builtin_int_roundingfn_2): Likewise.
3564 (expand_builtin_pow): Likewise.
3565 (expand_builtin_powi): Likewise.
3566 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3567 of arglist, fixing callers appropriately. Use new CALL_EXPR
3568 accessors and constructors. Return NULL_RTX instead of 0.
3569 (expand_builtin_strstr): Likewise.
3570 (expand_builtin_strchr): Likewise.
3571 (expand_builtin_strrchr): Likewise.
3572 (expand_builtin_strpbrk): Likewise.
3573 (expand_builtin_memcpy): Likewise.
3574 (expand_builtin_mempcpy): Likewise.
3575 (expand_builtin_mempcpy_args): New.
3576 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3577 (expand_builtin_memmove_args): New.
3578 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3579 (expand_movstr): Likewise.
3580 (expand_builtin_strcpy): Likewise.
3581 (expand_builtin_strcpy_args): New.
3582 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3583 (expand_builtin_strncpy): Likewise.
3584 (expand_builtin_memset): Likewise.
3585 (expand_builtin_memset_args): New.
3586 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3587 (expand_builtin_memcmp): Likewise.
3588 (expand_builtin_strcmp): Likewise.
3589 (expand_builtin_strncmp): Likewise.
3590 (expand_builtin_strcat): Likewise.
3591 (expand_builtin_strncat): Likewise.
3592 (expand_builtin_strspn): Likewise.
3593 (expand_builtin_strcspn): Likewise.
3594 (expand_builtin_args_info): Likewise.
3595 (expand_builtin_va_start): Likewise.
3596 (gimplify_va_arg_expr): Likewise.
3597 (expand_builtin_va_end): Likewise.
3598 (expand_builtin_va_copy): Likewise.
3599 (expand_builtin_frame_address): Likewise.
3600 (expand_builtin_alloca): Likewise.
3601 (expand_builtin_bswap): Likewise.
3602 (expand_builtin_unop): Likewise.
3603 (expand_builtin_fputs): Likewise.
3604 (expand_builtin_expect): Likewise.
3605 (expand_builtin_fabs): Likewise.
3606 (expand_builtin_copysign): Likewise.
3607 (expand_builtin_printf): Likewise.
3608 (expand_builtin_fprintf): Likewise.
3609 (expand_builtin_sprintf): Likewise.
3610 (expand_builtin_init_trampoline): Likewise.
3611 (expand_builtin_signbit): Likewise.
3612 (expand_builtin_fork_or_exec): Likewise.
3613 (expand_builtin_sync_operation): Likewise.
3614 (expand_builtin_compare_and_swap): Likewise.
3615 (expand_builtin_lock_test_and_set): Likewise.
3616 (expand_builtin_lock_release): Likewise.
3617 (expand_builtin): Likewise.
3618 (builtin_mathfn_code): Likewise.
3620 (fold_builtin_constant_p): Pass call arguments individually instead
3621 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3622 accessors and constructors. Return NULL_TREE instead of 0.
3623 (fold_builtin_expect): Likewise.
3624 (fold_builtin_classify_type): Likewise.
3625 (fold_builtin_strlen): Likewise.
3626 (fold_builtin_nan): Likewise.
3627 (integer_valued_real_p): Likewise.
3628 (fold_trunc_transparent_mathfn): Likewise.
3629 (fold_fixed_mathfn): Likewise.
3630 (fold_builtin_cabs): Likewise.
3631 (fold_builtin_sqrt): Likewise.
3632 (fold_builtin_cbrt): Likewise.
3633 (fold_builtin_cos): Likewise.
3634 (fold_builtin_cosh): Likewise.
3635 (fold_builtin_tan): Likewise.
3636 (fold_builtin_sincos): Likewise.
3637 (fold_builtin_cexp): Likewise.
3638 (fold_builtin_trunc): Likewise.
3639 (fold_builtin_floor): Likewise.
3640 (fold_builtin_ceil): Likewise.
3641 (fold_builtin_round): Likewise.
3642 (fold_builtin_int_roundingfn): Likewise.
3643 (fold_builtin_bitop): Likewise.
3644 (fold_builtin_bswap): Likewise.
3645 (fold_builtin_logarithm): Likewise.
3646 (fold_builtin_hypot): Likewise.
3647 (fold_builtin_pow): Likewise.
3648 (fold_builtin_powi): Likewise.
3649 (fold_builtin_exponent): Likewise.
3650 (fold_builtin_memset): Likewise.
3651 (fold_builtin_bzero): Likewise.
3652 (fold_builtin_memory_op): Likewise.
3653 (fold_builtin_bcopy): Deleted; call site changed to invoke
3654 fold_builtin_memory_op directly.
3655 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3656 (fold_builtin_strncpy): Likewise.
3657 (fold_builtin_memcmp): Likewise.
3658 (fold_builtin_strcmp): Likewise.
3659 (fold_builtin_strncmp): Likewise.
3660 (fold_builtin_signbit): Likewise.
3661 (fold_builtin_copysign): Likewise.
3662 (fold_builtin_isascii): Likewise.
3663 (fold_builtin_toascii): Likewise.
3664 (fold_builtin_isdigit): Likewise.
3665 (fold_builtin_fabs): Likewise.
3666 (fold_builtin_abs): Likewise.
3667 (fold_builtin_fmin_fmax): Likewise.
3668 (fold_builtin_carg): Likewise.
3669 (fold_builtin_classify): Likewise.
3670 (fold_builtin_unordered_cmp): Likewise.
3672 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3673 New functions split out from fold_builtin_1.
3674 (fold_builtin_n): New.
3675 (fold_builtin_varargs): New.
3676 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3678 (fold_call_expr): New.
3679 (build_function_call_expr): Rewrite to use new helper function.
3680 (fold_builtin_call_list): New.
3681 (build_call_expr): New.
3682 (fold_builtin_call_valist): New.
3683 (rewrite_call_expr): New.
3684 (validate_arg): New.
3685 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3686 of an arglist. Change return type to bool. Use new CALL_EXPR
3689 (fold_builtin_strstr): Pass call arguments individually instead
3690 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3691 accessors and constructors. Return NULL_TREE instead of 0.
3692 (fold_builtin_strchr): Likewise.
3693 (fold_builtin_strrchr): Likewise.
3694 (fold_builtin_strpbrk): Likewise.
3695 (fold_builtin_strcat): Likewise.
3696 (fold_builtin_strncat): Likewise.
3697 (fold_builtin_strspn): Likewise.
3698 (fold_builtin_strcspn): Likewise.
3699 (fold_builtin_fputs): Likewise.
3700 (fold_builtin_next_arg): Likewise.
3701 (fold_builtin_sprintf): Likewise.
3703 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3704 NULL_RTX instead of 0.
3705 (expand_builtin_memory_chk): Likewise.
3706 (maybe_emit_chk_warning): Likewise.
3707 (maybe_emit_sprintf_chk_warning): Likewise.
3709 (fold_builtin_object_size): Pass call arguments individually instead
3710 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3711 accessors and constructors. Return NULL_TREE instead of 0.
3712 (fold_builtin_memory_chk): Likewise.
3713 (fold_builtin_stxcpy_chk): Likewise.
3714 (fold_builtin_strncpy_chk): Likewise.
3715 (fold_builtin_strcat_chk): Likewise.
3716 (fold_builtin_strcat_chk): Likewise.
3717 (fold_builtin_strncat_chk): Likewise.
3718 (fold_builtin_sprintf_chk): Likewise.
3719 (fold_builtin_snprintf_chk): Likewise.
3720 (fold_builtin_printf): Likewise.
3721 (fold_builtin_vprintf): Likewise.
3723 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3725 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3726 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3727 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3728 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3729 (fold_unary): Likewise.
3730 (fold_binary): Likewise.
3731 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3732 ternary expressions.
3733 (fold): Add logic for tcc_vl_exp.
3734 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3735 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3736 (fold_build3_stat): Add assertion to flag broken interface for
3737 constructing CALL_EXPRs.
3738 (fold_build_call_list): New.
3739 (fold_build_call_list_initializer): New.
3740 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3742 (fold_strip_sign_ops): Likewise.
3744 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3745 Brooks Moses <brooks.moses@codesourcery.com>
3746 Lee Millward <lee.millward@codesourcery.com>
3748 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3749 accessors and dump arguments explicitly.
3751 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3753 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3755 (print_call_name): Use new CALL_EXPR accessors.
3757 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3758 CALL_EXPR arguments explicitly instead of as a list. Use
3759 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3761 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3762 (vrp_visit_stmt): Likewise.
3764 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3765 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3767 (force_move_till_expr): Likewise.
3769 * targhooks.c (default_external_stack_protect_fail): Use
3770 build_call_expr instead of build_function_call_expr.
3771 (default_hidden_stack_protect_fail): Likewise.
3773 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3776 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3777 and walk arguments explicitly.
3779 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3780 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3781 (expand_simple_operations): Likewise.
3782 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3784 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3785 of TREE_CODE_LENGTH.
3786 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3788 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3789 instead of TREE_CODE_LENGTH.
3791 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3792 (tree_ic_transform): Likewise.
3793 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3794 parameter instead of arglist. Fix callers.
3795 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3796 (tree_stringops_transform): Likewise.
3797 (tree_indirect_call_to_profile): Likewise.
3798 (tree_stringops_values_to_profile): Likewise.
3800 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3801 (eliminate_tail_call): Likewise.
3803 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3805 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3806 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3808 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3810 * omp-low.c (build_omp_barrier): Use build_call_expr.
3811 (lower_rec_input_clauses): Likewise.
3812 (lower_reduction_clauses): Likewise.
3813 (expand_parallel_call): Likewise.
3814 (maybe_catch_exception): Likewise.
3815 (expand_omp_for_generic): Likewise.
3816 (expand_omp_for_static_nochunk): Likewise.
3817 (expand_omp_sections): Likewise.
3818 (lower_omp_single_simple): Likewise.
3819 (lower_omp_single_copy): Likewise.
3820 (lower_omp_master): Likewise.
3821 (lower_omp_ordered): Likewise.
3822 (lower_omp_critical): Likewise.
3824 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3825 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3827 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3828 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3829 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3831 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3832 and generalize to handle any number of operands.
3833 (chrec_contains_undetermined): Likewise.
3834 (tree_contains_chrecs): Likewise.
3835 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3837 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3839 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3840 fold_call_expr instead of fold_builtin.
3841 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3842 match declarations there.
3843 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3846 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3847 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3849 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3850 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3852 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3855 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3856 (execute_cse_sincos): Use new CALL_EXPR accessors.
3858 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3860 * gimple-low.c (lower_function_body): Use build_call_expr.
3861 (lower_builtin_setjmp): Likewise.
3863 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3864 (set_storage_via_libcall): Likewise.
3865 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3866 instead of TREE_CODE_LENGTH.
3867 (expand_expr_real_1): Use new CALL_EXPR accessors.
3869 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3870 generalize to handle any number of operands.
3871 (TB_parent_eq): Likewise.
3873 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3874 (strip_builtin_expect): Likewise.
3876 * function.c (gimplify_parameters): Use build_call_expr.
3878 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3879 instead of TREE_CODE_LENGTH.
3881 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3882 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3884 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3887 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3888 (gimplify_decl_expr): Likewise.
3889 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3890 Use new CALL_EXPR iterators.
3891 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3892 (gimplify_modify_expr_to_memset): Likewise.
3893 (gimplify_variable_sized_compare): Likewise.
3894 (gimplify_omp_atomic_fetch_op): Likewise.
3895 (gimplify_omp_atomic_pipeline): Likewise.
3896 (gimplify_omp_atomic_mutex): Likewise.
3897 (gimplify_function_tree): Likewise.
3899 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3900 (call_expr_flags): Likewise.
3901 (expand_call): Likewise.
3903 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3904 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3907 * coverage.c (create_coverage): Use build_call_expr.
3909 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3910 (temp_call_expr_obstack): New.
3911 (pool_copy_list): Delete.
3912 (temp_copy_call_expr): New.
3913 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3914 CALL_EXPR accessors. Get rid of special goo for copying argument
3915 lists and use temp_copy_call_expr instead.
3916 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3917 CALL_EXPR accessors.
3918 (create_expression_by_pieces): Likewise. Use build_call_array
3919 to construct the result instead of fold_build3.
3920 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3921 dealing with argument lists.
3922 (init_pre): Remove references to expression_node_pool and
3923 list_node_pool. Init temp_call_expr_obstack instead.
3924 (fini_pre): Remove references to expression_node_pool and
3927 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3928 and walk arguments explicitly instead of as a list.
3930 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3931 (mx_register_decls): Likewise.
3932 (mudflap_register_call): Likewise.
3933 (mudflap_finish_file): Likewise.
3935 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3936 (ipa_callsite_compute_param): Likewise.
3938 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3939 accessors and constructor.
3941 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3942 accessors and constructor.
3943 (convert_tramp_reference): Likewise.
3944 (convert_call_expr): Likewise.
3945 (finalize_nesting_tree_1): Likewise.
3947 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3950 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3952 * tree-inline.c (initialize_inlined_parameters): Pass entire
3953 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3955 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3956 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3958 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3959 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3960 (vectorizable_reduction): Likewise.
3961 (vectorizable_call): Use new CALL_EXPR iterators.
3962 (vectorizable_conversion): Use build_call_expr.
3963 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3964 (vect_gen_widened_results_half): Use build_call_expr.
3965 (vect_setup_realignment): Likewise.
3966 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3968 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3969 (pass_through_call): Likewise.
3970 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3973 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3974 (tree_gen_pow2_profiler): Likewise.
3975 (tree_gen_one_value_profiler): Likewise.
3976 (tree_gen_ic_func_profiler): Likewise.
3977 (tree_gen_average_profiler): Likewise.
3978 (tree_gen_ior_profiler): Likewise.
3980 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3981 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3982 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3984 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3985 of TREE_CODE_LENGTH.
3987 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3988 of TREE_CODE_LENGTH.
3990 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3992 (convert_to_integer): Likewise.
3994 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3997 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3998 Brooks Moses <brooks.moses@codesourcery.com>
3999 Lee Millward <lee.millward@codesourcery.com>
4001 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4003 * config/frv/frv.c (frv_expand_builtin): Likewise.
4004 * config/s390/s390.c (s390_expand_builtin): Likewise.
4006 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4007 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4009 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4010 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4011 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4012 (ix86_expand_store_builtin): Likewise.
4013 (ix86_expand_unop_builtin): Likewise.
4014 (ix86_expand_unop1_builtin): Likewise.
4015 (ix86_expand_sse_compare): Likewise.
4016 (ix86_expand_sse_comi): Likewise.
4017 (ix86_expand_vec_init_builtin): Likewise.
4018 (ix86_expand_vec_ext_builtin): Likewise.
4019 (ix86_expand_vec_set_builtin): Likewise.
4020 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4022 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4023 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4025 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4026 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4027 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4029 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4031 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4032 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4033 arglist. Use new CALL_EXPR accessors. Fix callers.
4034 (altivec_expand_abs_builtin): Likewise.
4035 (rs6000_expand_binop_builtin): Likewise.
4036 (altivec_expand_predicate_builtin): Likewise.
4037 (altivec_expand_lv_builtin): Likewise.
4038 (spe_expand_stv_builtin): Likewise.
4039 (altivec_expand_stv_builtin): Likewise.
4040 (rs6000_expand_ternop_builtin): Likewise.
4041 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4042 (altivec_expand_st_builtin): Likewise.
4043 (altivec_expand_dst_builtin): Likewise.
4044 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4045 arglist. Use new CALL_EXPR accessors. Fix callers.
4046 (altivec_expand_vec_set_builtin): Likewise.
4047 (altivec_expand_vec_ext_builtin): Likewise.
4048 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4049 (spe_expand_builtin): Likewise.
4050 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4051 arglist. Use new CALL_EXPR accessors. Fix callers.
4052 (spe_expand_evsel_builtin): Likewise.
4053 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4054 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4056 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4057 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4058 (arm_expand_unop_builtin): Likewise.
4059 (arm_expand_builtin): Use new CALL_EXPR accessors.
4061 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4064 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4065 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4066 (bfin_expand_unop_builtin): Likewise.
4067 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4069 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4070 Brooks Moses <brooks.moses@codesourcery.com>
4071 Lee Millward <lee.millward@codesourcery.com>
4073 * c-semantics.c (build_stmt): Add internal diagnostic check.
4075 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4076 accessors. Print arguments explicitly instead of as a list.
4078 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4080 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4081 (c_finish_omp_flish): Likewise.
4083 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4084 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4085 instead of TREE_CODE_LENGTH.
4086 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4087 (c_warn_unused_result): Likewise.
4089 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4092 * doc/invoke.texi (Warning Options): Remove
4093 -Werror-implicit-function-declaration.
4094 (Wimplicit-function-declaration): Update description.
4095 * opts.c (common_handle_option): Move handling of -Werror=* to...
4096 (enable_warning_as_error): ...here.
4097 * opts.h (enable_warning_as_error): Declare.
4098 * c-decl.c (implicit_decl_warning): Unless
4099 -Wno-implicit-function-declaration is given, emit a pedwarn if
4100 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4101 * c.opt (Wimplicit-function-declaration): Replace
4102 mesg_implicit_function_declaration with
4103 warn_implicit_function_declaration.
4104 * c-opts.c (c_common_handle_option):
4105 -Werror-implicit-function-declaration is exactly equal as
4106 -Werror=implicit-function-declaration.
4107 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4108 warn_implicit_function_declaration.
4109 (c_common_post_options): -Wimplict-function-declaration is enabled
4110 by default by -std=c99, otherwise is disabled by default.
4111 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4113 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4115 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4116 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4117 former is ignored but not the latter.
4119 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4121 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4122 is made and the reference doesn't use the alias set of its type,
4123 do not create the temporary using that type.
4125 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4127 * jump.c: Remove prototypes for delete_computation and
4128 delete_prior_computation.
4130 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4132 * jump.c (get_label_after): Delete.
4133 (get_label_before, delete_computation, delete_jump,
4134 delete_prior_computation, follow_jumps): Move...
4135 * reorg.c (delete_computation, delete_prior_computation): ... here...
4136 (get_label_before, delete_jump): ... making these static ...
4137 (follow_jumps): ... and simplifying this since it only runs after
4139 * rtl.h (get_label_after, get_label_before, delete_jump,
4140 follow_jumps): Delete prototypes.
4142 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4144 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4146 2007-02-15 Nick Clifton <nickc@redhat.com>
4148 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4149 order to prevent it from being munged by the target.
4151 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4153 * config/i386/i386.md: Remove misleading comment.
4155 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4157 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4158 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4161 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4163 * tree-sra.c (instantiate_missing_elements): Canonicalize
4165 (sra_build_assignment): New.
4166 (generate_copy_inout, generate_element_copy,
4167 generate_element_zero, generate_one_element_init): Use it.
4169 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4171 * tree-sra.c (instantiate_missing_elements): Canonicalize
4173 (sra_build_assignment): New.
4174 (generate_copy_inout, generate_element_copy,
4175 generate_element_zero, generate_one_element_init): Use it.
4177 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4179 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4182 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4184 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4185 types as aggregates not scalars.
4186 * function.c (assign_stack_temp_for_type): Likewise.
4188 2007-02-14 Roger Sayle <roger@eyesopen.com>
4189 Zdenek Dvorak <dvorakz@suse.cz>
4191 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4194 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4196 * passes.c (next_pass_1): Clear the next field of the copied
4199 2007-02-14 Richard Henderson <rth@redhat.com>
4201 * tree-sra.c (early_sra): New.
4202 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4203 (tree_sra_early, pass_sra_early): New.
4204 * tree-pass.h (pass_sra_early): Declare.
4205 * passes.c (init_optimization_passes): Use it.
4207 2007-02-14 Richard Guenther <rguenther@suse.de>
4209 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4211 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4213 PR tree-optimization/30771
4214 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4216 (vect_analyze_operations): Induction phis can now be marked as
4218 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4219 Update documentation accordingly.
4221 2007-02-14 Nick Clifton <nickc@redhat.com>
4223 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4224 most 3 arguments are supported.
4225 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4227 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4229 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4230 Ensure dst->current is valid.
4232 2007-02-13 Paul Brook <paul@codesourcery.com>
4234 * config.gcc: Add arm*-*-uclinux-*eabi.
4235 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4236 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4237 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4238 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4239 (LINK_SPEC): Define.
4241 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4243 * config/arm/uclinux-eabi.h: New file.
4244 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4245 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4248 2007-02-13 Ian Lance Taylor <iant@google.com>
4250 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4251 * flags.h (warn_strict_overflow): Declare.
4252 (enum warn_strict_overflow_code): Define.
4253 (issue_strict_overflow_warning): New static inline function.
4254 * opts.c (warn_strict_overflow): New variable.
4255 (common_handle_option): Handle OPT_Wstrict_overflow and
4256 OPT_Wstrict_overflow_.
4257 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4259 * fold-const.c: Include intl.h.
4260 (fold_deferring_overflow_warnings): New static variable.
4261 (fold_deferred_overflow_warning): New static variable.
4262 (fold_deferred_overflow_code): New static variable.
4263 (fold_defer_overflow_warnings): New function.
4264 (fold_undefer_overflow_warnings): New function.
4265 (fold_undefer_and_ignore_overflow_warnings): New function.
4266 (fold_deferring_overflow_warnings_p): New function.
4267 (fold_overflow_warning): New static function.
4268 (make_range): Add strict_overflow_p parameter. Change all
4270 (extract_muldiv, extract_muldiv_1): Likewise.
4271 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4272 tree_expr_nonnegative_p.
4273 (fold_negate_expr): Call fold_overflow_warning.
4274 (fold_range_test): Likewise.
4275 (fold_comparison): Likewise.
4276 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4277 instead of tree_expr_nonnegative_p.
4278 (tree_expr_nonnegative_warnv_p): Rename from
4279 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4280 (tree_expr_nonnegative_p): New function.
4281 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4282 strict_overflow_p parameter.
4283 (tree_expr_nonzero_p): New function.
4284 * passes.c (verify_interpass_invariants): New static function.
4285 (execute_one_pass): Call it.
4286 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4288 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4289 (estimate_numbers_of_iterations): Likewise.
4290 (scev_probably_wraps_p): Likewise.
4291 * tree-ssa-ccp.c: Include "toplev.h".
4292 (evaluate_stmt): Defer fold overflow warnings until we know we are
4294 (struct fold_stmt_r_data): Add stmt field.
4295 (fold_stmt_r): Defer fold overflow warnings until we know we
4297 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4298 (fold_stmt_inplace): Likewise.
4299 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4300 (cleanup_control_expr_graph): Defer fold overflow warnings until
4301 we know we are going to optimize.
4302 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4303 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4305 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4306 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4307 * tree-ssa-loop-manip.c (create_iv): Likewise.
4308 * c-typeck.c (build_conditional_expr): Likewise.
4309 (build_binary_op): Likewise.
4310 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4311 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4312 (extract_range_from_unary_expr): Likewise.
4313 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4314 assuming that signed overflow does not occur.
4315 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4316 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4317 (fold_defer_overflow_warnings): Declare.
4318 (fold_undefer_overflow_warnings): Declare.
4319 (fold_undefer_and_ignore_overflow_warnings): Declare.
4320 (fold_deferring_overflow_warnings_p): Declare.
4321 (tree_expr_nonzero_warnv_p): Declare.
4322 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4324 (Warning Options): Document -Wstrict-overflow.
4325 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4326 (tree-ssa-ccp.o): Likewise.
4327 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4328 (fold-const.o): Depend on intl.h.
4330 2007-02-13 Ian Lance Taylor <iant@google.com>
4333 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4336 2007-02-13 Stuart Hastings <stuart@apple.com>
4338 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4340 2007-02-13 Richard Henderson <rth@redhat.com>
4342 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4343 handled_component_p before looking for the indirect_ref.
4345 2007-02-13 Richard Henderson <rth@redhat.com>
4347 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4348 remove flags clobber.
4349 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4350 (bswaphi_lowpart): New.
4351 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4352 remove TARGET_BSWAP test. Delete expander of the same name.
4354 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4355 (expand_unop): Use them.
4357 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4359 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4360 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4361 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4362 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4363 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4364 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4365 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4366 assembler dialect choice from asm templates.
4368 2007-02-12 Richard Henderson <rth@redhat.com>
4370 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4371 (fixuns_trunc<SSEMODEF>si2): Use it.
4372 * config/i386/sse.md (vec_setv4sf_0): Export.
4373 * config/i386/i386.c (ix86_build_const_vector): Export.
4374 (ix86_split_convert_uns_si_sse): Rename from
4375 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4376 * config/i386/i386-protos.h: Update.
4378 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4381 * c-typeck.c (c_finish_return): Improve warning message.
4383 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4385 * alias.c (find_symbolic_term): Delete unused function.
4387 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4389 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4390 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4391 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4393 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4395 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4396 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4397 the function, temporarily point the debug interface to the null one.
4399 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4401 * dwarf2out.c (round_up_to_align): New static function.
4402 (field_byte_offset): Use it to round the offset.
4404 2007-02-12 Richard Henderson <rth@redhat.com>
4406 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4407 (inswl_const): Export.
4409 2007-02-12 Richard Henderson <rth@redhat.com>
4411 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4412 result mode of the libcall, convert back to outmode.
4414 2007-02-12 Roger Sayle <roger@eyesopen.com>
4416 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4417 (bswapdi2): New define_expand to implement 32-bit implementation.
4419 2007-02-12 Nick Clifton <nickc@redhat.com>
4421 * doc/invoke.texi (Overall Options): Document --help=.
4422 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4423 (cc1_options): Pass --help= on to cc1.
4424 (display_help): Add description of --help=.
4425 (process_command): Add code to handle --help=. Allow translated
4426 --help and --target-help switches to be passed on to compiler
4428 (main): Remove unused if statement.
4429 * opts.c (columns): Remove.
4430 (LEFT_COLUMN): Define.
4431 (wrap_help): Add columns argument.
4432 (print_filtered_help): Change parameters to be an include bitmask,
4433 an exclude bitmask, an any bitmask and the column width. Move the
4434 code to display the params list here. Add code to display the
4435 status of options rather than their descriptions if the quiet flag
4437 (print_specific_help): Change parameters to be an include bitmask,
4438 an exclude bitmask and an any bitmask. Move code to look up the
4439 column width here. Decide upon the title for an options listing.
4440 (common_handle_options): Add code to handle --help=. Adapt code
4441 for --help and --target-help to use the revised form of the
4442 print_specific_help function.
4443 (print_help): Delete.
4444 (print_param_help): Delete.
4445 (print_switch): Delete.
4446 * opts.h (cl_lang_count): Add prototype.
4447 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4448 CL_MAX_OPTION_CLASS): New defines.
4449 * optc-gen.awk: Add construction of cl_lang_count.
4450 * c.opt: Add Warning attribute to warning options and Optimization
4451 attribute to optimization options.
4452 * common.opt: Likewise.
4454 Add -fhelp and -ftarget-help as aliases for the transformed --help
4455 and --target-help options.
4456 * opt-functions.awk: Add code to handle Warning and Optimization
4459 2007-02-12 Richard Henderson <rth@redhat.com>
4461 * config/alpha/constraints.md: New file.
4462 * config/alpha/alpha.c: Include tm-constrs.h.
4463 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4464 alpha_extra_constraint): Remove.
4465 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4466 * config/alpha/alpha-protos.h: Update.
4467 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4468 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4469 (EXTRA_CONSTRAINT): Remove.
4470 * config/alpha/alpha.md: Include constraints.md.
4471 (adddi splitter): Use satisfies_constraint_*.
4472 * config/alpha/predicates.md (add_operand): Likewise.
4473 (sext_add_operand, addition_operation): Likewise.
4475 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4477 PR tree-optimization/29145
4478 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4479 in our handling of restrict qualified pointers.
4481 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4484 * doc/invoke.texi (Wunused-value): Update description.
4485 (Wextra): Delete item.
4486 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4487 value of Wunused-value.
4488 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4489 (c_finish_stmt_expr): Don't check extra_warnings.
4490 (emit_side_effect_warnings): The caller is responsible to check
4493 2007-02-11 Roger Sayle <roger@eyesopen.com>
4494 Matt Thomas <matt@3am-software.com>
4496 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4498 2007-02-11 Roger Sayle <roger@eyesopen.com>
4500 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4501 comparisons of POPCOUNT against zero.
4502 (simplify_const_relational_operation): Likewise.
4504 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4506 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4508 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4510 * dwarf2out.c (root_type): Delete unused function.
4512 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4514 * genattrtab.c (contained_in_p): Delete unused function.
4515 (write_expr_attr_cache): Likewise.
4517 2007-02-11 Jan Hubicka <jh@suse.cz>
4519 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4522 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4524 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4525 to add the REG_EQ* note.
4526 * see.c (see_merge_one_use_extension): Likewise.
4527 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4528 turn REG_EQUAL notes into REG_EQUIV notes if the target
4529 register may have more than one set.
4530 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4531 * gcse.c (try_replace_reg): Likewise.
4532 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4533 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4534 more than one REG_EQUIV note.
4535 * reload1.c (gen_reload): Use set_unique_reg_note.
4537 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4539 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4540 (ix86_builtin_conversion): New function.
4542 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4545 * tree.h (DECL_REPLACEABLE_P): New macro.
4546 * except.c (set_nothrow_function_flags): Likewise.
4548 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4549 Ira Rosen <irar@il.ibm.com>
4550 Dorit Nuzman <dorit@il.ibm.com>
4552 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4553 * targhooks.c (default_builtin_vectorized_conversion): New.
4554 * targhooks.h (default_builtin_vectorized_function): New declaration.
4555 * target.h (struct vectorize): Add builtin_conversion field.
4556 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4557 stmt_vec_info_type value.
4558 (vectorizable_conversion): New declaration.
4559 * tree-vect-analyze.c (vect_analyze_operations): Add
4560 vectorizable_conversion call.
4561 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4562 * tree-vect-transform.c (vectorizable_conversion): New function.
4563 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4564 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4566 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4567 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4568 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4569 or ALTIVEC_BUILTIN_VCFSX.
4571 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4574 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4575 CONST_DOUBLE and operand 0 is a hard register.
4576 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4577 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4578 is a hard floating-point register.
4580 2007-02-10 Richard Henderson <rth@redhat.com>
4581 Jakub Jelinek <jakub@redhat.com>
4582 Alexandre Oliva <aoliva@redhat.com>
4584 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4585 * builtin-types.def (BT_WORD): Make unsigned.
4586 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4587 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4588 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4589 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4590 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4591 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4593 * expr.c (emutls_var_address): New.
4594 (expand_expr_real_1): Expand emulated tls.
4595 (expand_expr_addr_expr_1): Likewise.
4596 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4597 * output.h (emutls_finish): Declare.
4598 * toplev.c (compile_file): Call it.
4599 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4600 address before wrapping in CONST.
4601 * varasm.c (emutls_htab, emutls_object_type): New.
4602 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4603 (get_emutls_object_name, get_emutls_object_type): New.
4604 (get_emutls_init_templ_addr, emutls_decl): New.
4605 (emutls_common_1, emutls_finish): New.
4606 (assemble_variable): When emulating tls, swap decls; generate
4607 constructor for the emutls objects.
4608 (do_assemble_alias): When emulating tls, swap decl and target name.
4609 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4611 * varpool.c (decide_is_variable_needed): Look at force_output.
4612 Recurse for emulated tls.
4613 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4614 with decide_is_variable_needed.
4615 * emutls.c: New file.
4616 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4617 tls_object for real tls.
4619 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4621 PR rtl-optimization/29599
4622 * reload1.c (eliminate_regs_in_insn): Take the destination
4623 mode into account when computing the offset.
4625 2007-02-09 Stuart Hastings <stuart@apple.com>
4626 Richard Henderson <rth@redhat.com>
4628 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4629 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4630 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4631 fixuns_truncdfhi2): New.
4632 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4633 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4634 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4635 (floatunssidf2): Allow nonimmediate source.
4636 * gcc/config/i386/sse.md (movdi_to_sse): New.
4637 (vec_concatv2di): Drop '*'.
4638 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4639 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4640 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4642 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4643 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4644 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4645 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4646 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4647 ix86_build_const_vector.
4648 (x86_emit_floatuns): Rewrite.
4650 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4652 * genautomata.c (longest_path_length): Delete unused function.
4653 (struct state): Delete unused longest_path_length.
4654 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4655 (get_free_state): Delete unused.
4657 2007-02-09 Jan Hubicka <jh@suse.cz>
4659 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4660 * doc/invoke.texi (inline-unit-growth): Update default value.
4662 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4663 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4664 (rebuild_cgraph_edges): Likewise.
4665 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4666 (dump_cgraph_node): Dump frequencies.
4667 (cgraph_clone_edge): Add frequency scales.
4668 (cgraph_clone_node): Add freuqnecy.
4669 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4670 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4671 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4672 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4673 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4674 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4675 (save_inline_function_body): Likewise.
4676 * ipa-inline.c: inluce rtl.h
4677 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4678 (cgraph_edge_badness): Use frequencies.
4679 (cgraph_decide_recursive_inlining): Update clonning.
4680 (cgraph_decide_inlining_of_small_function): Dump frequency.
4681 * predict.c (estimate_bb_frequencies): Export.
4682 * predict.h (estimate_bb_frequencies): Declare.
4683 * tree-inline.c (copy_bb): Watch overflows.
4684 (expand_call_inline): Update call of cgraph_create_edge.
4685 (optimize_inline_calls): Use TODO flags to update frequnecies.
4686 * passes.h: Include predict.h
4687 (init_optimization_passes): Move profile ahead.
4688 (execute_function_todo): Handle TODO_rebuild_frequencies.
4690 2007-02-09 Roger Sayle <roger@eyesopen.com>
4692 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4693 the insbl or inswl pattern into a register.
4695 2007-02-09 Roger Sayle <roger@eyesopen.com>
4697 * config/ia64/ia64.md (bswapdi2): New define_insn.
4699 2007-02-09 Richard Henderson <rth@redhat.com>
4701 * config/i386/constraints.md (Ym): New constraint.
4702 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4703 (movdi_1_rex64): Split sse and xmm general register moves from
4704 memory move alternatives. Use conditional register constraints.
4705 (movsf_1, movdf_integer): Likewise.
4706 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4707 (movdf_integer_rex64): New.
4708 (pushsf_rex64): Fix output constraints.
4709 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4710 (sse2_stored): Likewise.
4711 (sse2_storeq_rex64): New.
4712 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4713 amd and not generic.
4714 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4715 for optimize_size. Remove SF/DFmode hack.
4717 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4719 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4722 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4723 Richard Sandiford <richard@codesourcery.com>
4725 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4726 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4727 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4728 m68k/t-mlib to tmake_file.
4729 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4730 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4731 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4732 Allow it to be cf or m68k. Set m68k_arch_family. If that
4733 variable is not empty, add t-$m68k_arch_family to tmake_file.
4734 Add t-mlibs to tmake_file.
4735 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4736 * config/m68k/t-cf: New file.
4737 * config/m68k/t-m68k: Likewise.
4738 * config/m68k/t-mlibs: Likewise.
4739 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4740 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4741 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4742 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4743 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4745 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4746 (INSTALL_LIBGCC): Delete.
4747 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4748 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4749 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4750 (M68K_MLIB_CPU): Define.
4751 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4752 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4753 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4755 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4756 Richard Guenther <rguenther@suse.de>
4759 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4760 against INT_MIN/INT_MAX.
4761 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4762 file if a loop is removed.
4764 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4766 * calls.c (store_one_arg): Pass correct alignment to
4767 emit_push_insn for non-BLKmode values.
4768 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4769 unaligned stack slot via a suitably aligned slot.
4771 2007-02-08 DJ Delorie <dj@redhat.com>
4773 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4775 (legal_subregs): Use unsigned char, make const.
4776 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4778 2007-02-08 Paul Brook <paul@codesourcery.com>
4780 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4781 special interworking needed.
4783 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4785 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4786 conditional to __SSE2__.
4787 (Entries below should have been added to first ChangeLog
4788 entry for amdfam10 dated 2007-02-05)
4789 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4791 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4793 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4796 2007-02-08 DJ Delorie <dj@redhat.com>
4798 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4799 * config/m32c/m32c.c (legal_subregs): New.
4800 (m32c_illegal_subreg_p): New.
4801 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4802 unsupported subregs of hard regs.
4804 2007-02-08 Jan Hubicka <jh@suse.cz>
4806 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4807 the same one; always update histograms.
4809 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4811 * passes.c (init_optimization_passes): Tidy comment.
4813 2007-02-08 Roger Sayle <roger@eyesopen.com>
4815 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4816 strip zero_extend, bswap and rotates from POCOUNT's argument.
4817 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4818 zero_extend and rotates from PARITY's argument.
4819 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4820 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4821 of an integer constant at compile-time.
4823 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4826 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4828 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4831 * tree-ssa-live.c (remove_unused_locals): Do not remove
4832 TREE_ADDRESSABLE variables.
4833 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4834 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4835 FOR_CLOBBER. Update all users.
4836 If VAR has an associated alias set, add a virtual operand for
4837 it if no alias is found to conflict with the memory reference.
4839 2007-02-07 Jan Hubicka <jh@suse.cz>
4840 Robert Kidd <rkidd@crhc.uiuc.edu>
4842 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4844 2007-02-07 Ian Lance Taylor <iant@google.com>
4846 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4848 2007-02-07 Roger Sayle <roger@eyesopen.com>
4850 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4851 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4852 tablejumpdi, movsi_to_cr_one): Remove constraints from
4853 define_expand's match_operands.
4855 2007-02-07 Roger Sayle <roger@eyesopen.com>
4857 * global.c (compute_regsets): Move declatation of "i" inside of
4858 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4860 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4863 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4864 of INDIRECT_REF <RESULT_DECL>.
4866 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4868 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4869 Kaz Kojima <kkojima@gcc.gnu.org>
4872 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4874 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4876 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4878 * doc/loop.texi: Document possibility not to perform disambiguation
4879 of loops with multiple latches.
4880 * cfgloopmanip.c (alp_enum_p): Removed.
4881 (add_loop): Handle subloops. Use get_loop_body_with_size.
4882 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4883 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4884 the new forwarder block.
4885 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4886 Handle the case latch is NULL.
4887 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4888 when marking loop exits.
4889 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4891 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4892 disambiguate_loops_with_multiple_latches.
4893 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4894 before fix_loop_structure.
4895 * cfgloop.c: Include pointer-set.h and output.h.
4896 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4897 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4898 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4899 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4900 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4901 disambiguate_multiple_latches, get_loop_body_with_size,
4902 disambiguate_loops_with_multiple_latches): New functions.
4903 (flow_loop_dump): Dump multiple latch edges.
4904 (flow_loop_nodes_find): Handle loops with multiple latches.
4905 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4906 (glb_enum_p): Modified.
4907 (get_loop_body): Use get_loop_body_with_size.
4908 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4909 (AVOID_CFG_MODIFICATIONS): New constant.
4910 (disambiguate_loops_with_multiple_latches, add_loop,
4911 get_loop_body_with_size): Declare.
4912 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4914 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4917 * global.c (compute_regsets): New function.
4918 (global_alloc): Refactored ELIMINABLE_REGSET
4919 and NO_GLOBAL_ALLOC_REGS computation out.
4920 (rest_of_handle_global_alloc): Call compute_regsets()
4921 for non-optimizing case.
4923 2007-02-06 Richard Henderson <rth@redhat.com>
4925 * config/i386/constraints.md (Y2): Rename from Y.
4926 (Yi): New constraint.
4927 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4928 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4929 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4930 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4931 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4932 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4933 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4934 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4935 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4936 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4937 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4938 vec_extractv2si_1): Change Y constraints to Y2.
4939 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4940 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4941 Change Y constraints to Y2.
4942 (sse2_loadld): Change Y constraints to x.
4944 2007-02-06 Roger Sayle <roger@eyesopen.com>
4946 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4947 (parity<mode>2): New define_expand using rs6000_emit_parity.
4948 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4949 rs6000_emit_parity): New functions.
4950 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4951 rs6000_emit_parity): Prototype here.
4953 2007-02-06 Ian Lance Taylor <iant@google.com>
4955 * lower-subreg.c (simple_move_operand): Reject CONST.
4956 (resolve_clobber): Call validate_change rather than directly
4957 assigning to XEXP (pat, 0).
4959 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4961 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4962 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4963 (tree-cfg.o): Remove hashtab.h dependency.
4965 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4966 (struct ivopts_data): Change niters to pointer_map_t.
4967 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4968 (niter_for_exit): Create pointer_map on demand. Change for
4970 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4971 (free_loop_data): Destroy data->niters if created and reset field.
4972 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4973 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4975 * tree-ssa-reassoc.c: Include pointer-set.h.
4976 (bb_rank): Change to long *.
4977 (operand_rank): Change to pointer_map_t.
4978 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4979 (insert_operand_rank): Accept long.
4980 (operand_entry_hash, operand_entry_eq): Remove.
4981 (get_rank): Return long. Adjust for changes above.
4982 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4984 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4986 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4987 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4988 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4990 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4991 directly since it cannot be NULL.
4992 (get_vi_for_tree): Rewrite for pointer_map API.
4993 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4994 (init_alias_vars): Create vi_for_tree as pointer_map.
4995 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4997 * tree-cfg.c: Don't include hashtab.h.
4998 (edge_to_cases): Declare as pointer_map.
4999 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5001 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5002 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5003 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5005 (record_switch_edge): Delete.
5006 (get_cases_for_edge): Adjust for pointer_map API, inline
5007 record_switch_edge (rewritten for new API), remove goto.
5009 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5011 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5012 * tree-nested.c: Include pointer-set.h.
5013 (var_map_elt, var_map_eq, var_map_hash): Delete.
5014 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5016 (nesting_info_bitmap_obstack): New.
5017 (lookup_field_for_decl): Adjust for pointer_map API.
5018 (lookup_tramp_for_decl): Adjust for pointer_map API.
5019 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5020 (get_local_debug_decl): Adjust for pointer_map API.
5021 (convert_nl_goto_reference): Adjust for pointer_map API.
5022 (convert_nl_goto_receiver): Adjust for pointer_map API.
5023 (create_nesting_tree): Create outside GGC space. Create bitmap on
5024 the new obstack. Create field_map and var_map as pointer_maps.
5025 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5027 (lower_nested_functions): Move root here, no need to NULL it.
5028 Initialize and release the obstack.
5030 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5032 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5033 Remove prototypes and make them non-static.
5034 (struct tree_int_map): Remove.
5035 * tree.h (struct tree_int_map): Move here, turning TO into an
5037 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5039 * tree.h (TREE_COMPLEXITY): Remove.
5040 (struct tree_exp): Remove complexity field.
5041 * tree.c (build1_stat): Don't set it.
5043 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5044 Victor Kaplansky <victork@il.ibm.com>
5046 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5047 (vect_is_simple_reduction): Support reduction with induction as
5048 one of the operands.
5049 (vect_is_simple_iv_evolution): Fix formatting.
5050 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5051 formatting. Don't mark induction phis for vectorization.
5052 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5053 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5054 (vect_get_vec_def_for_operand): Support induction.
5055 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5057 (vectorizable_reduction): Support reduction with induction as one of
5059 (vectorizable_type_demotion): Use def-type of stmt argument rather
5060 than dummy def-type.
5062 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5063 flag_tree_scev_cprop.
5064 * common.opt (tree-scev-cprop): New flag.
5066 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5067 call to vect_get_new_vect_var.
5069 2007-02-06 Ira Rosen <irar@il.ibm.com>
5071 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5072 vectype is not NULL.
5073 (vect_pattern_recog_1): Likewise.
5075 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5077 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5078 (fold_negate_expr): Likewise.
5080 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5083 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5084 even if cv-qualification is the same.
5086 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5088 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5089 __enable_execute_stack on completion.
5091 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5093 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5094 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5095 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5096 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5097 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5098 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5099 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5100 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5102 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5104 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5105 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5106 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5107 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5108 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5109 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5110 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5111 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5112 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5113 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5114 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5115 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5116 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5117 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5118 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5119 sqrtextenddfxf2_i387): Added amdfam10_decode.
5121 * config/i386/athlon.md (athlon_idirect_amdfam10,
5122 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5123 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5124 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5125 athlon_ivector_store_amdfam10): New define_insn_reservation.
5126 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5129 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5131 * config/i386/athlon.md (athlon_call_amdfam10,
5132 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5133 define_insn_reservation.
5134 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5135 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5136 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5138 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5140 * config/i386/athlon.md (athlon_sseld_amdfam10,
5141 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5142 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5144 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5146 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5147 define_insn_reservation.
5148 * config/i386/i386.md (sseins): Added sseins to define_attr type
5149 and define_attr unit.
5150 * config/i386/sse.md: Set type attribute to sseins for insertq
5153 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5155 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5156 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5157 ssecomi_load_amdfam10, ssecomi_amdfam10,
5158 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5159 define_insn_reservation.
5160 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5162 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5164 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5165 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5166 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5167 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5168 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5169 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5170 define_insn_reservation.
5172 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5173 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5174 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5175 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5176 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5178 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5180 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5181 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5182 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5183 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5184 athlon_ssemul_load_k8): Added amdfam10.
5186 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5188 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5189 (x86_sse_unaligned_move_optimal): New variable.
5191 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5193 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5194 for unaligned vector SSE double/single precision loads for AMDFAM10.
5196 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5198 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5199 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5200 Define TARGET_CPU_DEFAULT_amdfam10.
5201 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5202 (processor_type): Add PROCESSOR_AMDFAM10.
5204 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5205 processor_type in config/i386/i386.h.
5206 Enable imul peepholes for TARGET_AMDFAM10.
5208 * config.gcc: Add support for --with-cpu option for amdfam10.
5210 * config/i386/i386.c (amdfam10_cost): New variable.
5211 (m_AMDFAM10): New macro.
5212 (m_ATHLON_K8_AMDFAM10): New macro.
5213 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5214 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5215 x86_promote_QImode, x86_integer_DFmode_moves,
5216 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5217 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5218 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5219 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5220 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5221 Enable/disable for amdfam10.
5222 (override_options): Add amdfam10_cost to processor_target_table.
5223 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5224 processor_alias_table.
5225 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5226 (ix86_adjust_cost): Add code for amdfam10.
5228 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5230 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5231 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5232 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5233 * config/i386/i386.h: Add builtin definition for SSE4A.
5234 * config/i386/i386.md: Add support for ABM instructions
5236 * config/i386/sse.md: Add support for SSE4A instructions
5237 (movntss, movntsd, extrq, insertq).
5238 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5239 Add -march=amdfam10 flag.
5240 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5241 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5243 * doc/extend.texi: Add documentation for SSE4A builtins.
5245 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5247 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5249 2007-02-05 Richard Guenther <rguenther@suse.de>
5251 * tree-vectorizer.h (vectorizable_function): Add argument type
5252 argument, change return type.
5253 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5254 * tree-vect-transform.c (vectorizable_function): Handle extra
5255 argument, return vectorized function decl.
5256 (build_vectorized_function_call): Remove.
5257 (vectorizable_call): Handle calls with result and argument types
5258 differing. Handle loop vectorization factor correctly.
5259 * targhooks.c (default_builtin_vectorized_function): Adjust for
5261 * targhooks.h (default_builtin_vectorized_function): Likewise.
5262 * target.h (builtin_vectorized_function): Add argument type
5264 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5265 extra argument, allow vectorizing of lrintf.
5266 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5267 documentation of target hook.
5269 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5272 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5273 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5274 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5276 2007-02-05 Roger Sayle <roger@eyesopen.com>
5278 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5279 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5280 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5281 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5282 before canonicalizing sincos to cexpi.
5283 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5285 2007-02-05 Roger Sayle <roger@eyesopen.com>
5287 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5288 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5289 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5291 2007-02-05 Roger Sayle <roger@eyesopen.com>
5293 * mips-tfile.c (initialize_init_file): Correct endianness test.
5295 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5297 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5300 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5302 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5303 saves in a PARALLEL before the register assignments.
5305 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5307 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5308 DWARF_FRAME_RETURN_COLUMN to be a general register.
5309 * dwarf2out.c (init_return_column_size): New function, split from...
5310 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5311 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5312 to be nongeneral registers.
5313 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5315 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5316 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5318 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5320 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5322 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5324 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5325 (remove_path): Use can_remove_branch_p and remove_branch instead
5326 of loop_delete_branch_edge.
5327 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5328 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5329 Update profile using scale_dominated_blocks_in_loop.
5330 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5331 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5332 (can_remove_branch_p, remove_branch): Declare.
5333 * tree-cfg.c (tree_can_remove_branch_p): New function.
5334 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5335 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5336 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5338 2007-02-05 Jan Hubicka <jh@suse.cz>
5341 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5342 nodes in cgraph, don't remove offline copy of the function.
5344 2007-02-04 Jan Hubicka <jh@suse.cz>
5346 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5347 vectors might cause maybe_lookup_element_for_expr to be called
5348 on non-sra-candidate.
5350 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5352 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5353 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5354 spelling conventions.
5356 2007-02-04 Richard Guenther <rguenther@suse.de>
5359 * fold-const.c (try_move_mult_to_index): Make sure to not
5360 overflow one dimension of a multi-dimensional array access.
5362 2007-02-04 Jan Hubicka <jh@suse.cz>
5364 * passes.c (init_optimization_passes): Reindent.
5366 2007-02-04 Jan Hubicka <jh@suse.cz>
5367 Eric Botcazou <ebotcazou@adacore.com>
5369 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5370 (execute_fixup_cfg): Break out the abnormal goto code.
5371 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5372 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5373 (optimize_inline_calls): Call make_nonlocal_label_edges.
5375 2007-02-04 Jan Hubicka <jh@suse.cz>
5377 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5378 true when something was changed.
5379 (rename_ssa_copies): When something was changed, do
5380 TODO_remove_unused_locals.
5381 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5382 add TODO_remove_unused_locals when instruction was removed.
5384 2007-02-04 Jan Hubicka <jh@suse.cz>
5386 * ipa-inline.c (try_inline): Improve debug output; work on already
5388 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5389 call try_inline for already inlined edges too when flattening;
5390 inline also functions that make callee growth but overall unit size
5393 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5395 * config/m32c/bitops.md, config/m32c/jump.md,
5396 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5397 config/m32r/m32r.h, config/m32r/m32r.md,
5398 config/m32r/predicates.md, config/m68hc11/larith.asm,
5399 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5400 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5401 config/mips/mips-protos.h, config/mips/mips.c,
5402 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5403 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5404 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5405 spelling conventions.
5407 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5408 Follow spelling conventions.
5410 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5412 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5413 warn about C++0x compatibility.
5415 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5417 * config/h8300/h8300.c, config/h8300/h8300.h,
5418 config/h8300/h8300.md: Follow spelling conventions.
5420 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5423 * combine.c (try_combine): Do not substitute source operand
5424 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5426 2007-02-03 Jan Hubicka <jh@suse.cz>
5428 PR gcov-profile/30650
5429 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5430 do not divide by zero for never executed counters.
5431 (tree_find_values_to_profile): Fix counters.
5432 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5434 2007-02-03 Ian Lance Taylor <iant@google.com>
5436 * lower-subreg.c (simple_move_operand): New static function,
5437 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5439 (simple_move): Call simple_move_operand.
5440 (find_decomposable_subregs): Add special handling of MEMs.
5441 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5442 meaning of return value. If we see a hard register, test whether
5443 it can store a word_mode value. Change all callers.
5445 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5447 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5448 ftrapv insns and expanders.
5449 (subdi3): Change define_expand operand 1 to arith11_operand, and
5450 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5451 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5452 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5456 * varasm.c (notice_global_symbol): Treat global objects as weak when
5459 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5461 * emit-rtl.c (dconstpi): Delete.
5463 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5464 * real.h (dconstpi): Delete.
5466 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5467 (fold_builtin_hypot): Likewise.
5469 2007-02-03 Tom Tromey <tromey@redhat.com>
5472 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5473 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5475 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5477 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5478 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5479 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5480 config/rs6000/cell.md, config/rs6000/darwin.h,
5481 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5482 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5483 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5484 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5485 typos. Follow spelling conventions.
5486 * doc/invoke.texi: Follow spelling conventions.
5488 2007-02-03 Roger Sayle <roger@eyesopen.com>
5490 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5491 canonicalization transformations that attempt to simplify integer
5492 constant comparisons to become comparisons against zero.
5494 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5496 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5498 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5499 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5501 2007-02-02 Mike Stump <mrs@apple.com>
5503 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5504 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5505 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5506 generate a branch island.
5508 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5510 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5511 (xtensa_legitimate_address_p): New.
5512 (xtensa_legitimize_address): New.
5513 (xtensa_output_addr_const_extra): New.
5514 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5516 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5517 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5518 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5519 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5520 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5521 (xtensa_legitimize_address): New.
5522 (xtensa_output_addr_const_extra): New.
5524 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5526 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5528 2007-02-02 Ian Lance Taylor <iant@google.com>
5530 * expmed.c (expand_divmod): Add comment.
5532 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5534 * emit-rtl.c (renumber_insns): Remove.
5535 * flags.h: Remove the extern for flag_renumber_insns.
5536 * rtl.h: Remove the prototype for renumber_insns.
5537 * toplev.c (flag_renumber_insns): Remove.
5539 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5541 Revert for x86 darwin:
5542 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5544 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5545 code before the following patch under TARGET_MACHO.
5546 (ix86_function_value_regno_p): Likewise.
5548 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5550 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5553 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5556 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5557 general or fp registers. Add comments.
5558 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5560 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5562 * pointer-set.c (insert_aux): Only return insertion slot.
5563 (pointer_set_insert): Adjust.
5564 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5565 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5566 pointer_map_traverse): New.
5567 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5568 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5569 pointer_map_contains, pointer_map_traverse): Declare.
5571 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5574 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5575 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5577 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5579 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5581 (struct _dep): New type.
5582 (dep_t): New typedef.
5583 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5584 (DEP_STATUS): New access macro. The macro with the same name was
5585 renamed to DEP_LINK_STATUS.
5586 (dep_init): Declare function
5588 (struct _dep_link): New type.
5589 (dep_link_t): New typedef.
5590 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5591 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5592 (DEP_LINK_STATUS): New macro.
5593 (debug_dep_links): New debug function.
5595 (struct _deps_list): New type.
5596 (deps_list_t): New typedef.
5597 (DEPS_LIST_FIRST): New access macro.
5598 (FOR_EACH_DEP_LINK): New cycle macro.
5599 (create_deps_list, free_deps_list, delete_deps_list): Declare
5601 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5602 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5603 (copy_deps_list_change_con): Ditto.
5605 (move_dep_link): Declare function.
5607 (struct _dep_node): New type.
5608 (dep_node_t): New typedef.
5609 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5611 (struct haifa_insn_data.back_deps): New field to hold backward
5612 dependencies of the insn.
5613 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5615 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5616 Change its type to deps_list_t.
5617 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5618 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5619 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5621 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5623 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5625 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5627 (dep_cost): Declare.
5629 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5630 (ds_to_dk, dk_to_ds): New functions.
5632 (init_dep_1): New static function.
5633 (init_dep): New function.
5634 (copy_dep): New static function.
5636 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5638 (detach_dep_link): New static function.
5639 (move_dep_link): New function.
5641 (dep_links_consistent_p, dump_dep_links): New static functions.
5642 (debug_dep_links): New debugging function.
5644 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5646 (alloc_deps_list, init_deps_list): New static functions.
5647 (create_deps_list): New function.
5648 (clear_deps_list): New static function.
5649 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5650 (deps_list_consistent_p, dump_deps_list): New static functions.
5651 (debug_deps_list): New function.
5652 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5654 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5656 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5657 use new scheduler dependencies lists.
5658 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5659 (sched_analyze): Ditto. Initialize dependencies lists.
5660 (add_forw_dep, compute_forward_dependences): Update to use new
5661 scheduler dependencies lists.
5663 (init_dependency_caches): Init deps_obstack.
5664 (free_dependency_caches): Free deps_obstack.
5666 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5667 new scheduler dependencies lists.
5668 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5669 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5671 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5672 Update to use new scheduler dependencies lists.
5673 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5674 (debug_dependencies): Ditto.
5675 (schedule_region): Update comments.
5677 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5678 scheduler dependencies lists.
5679 (schedule_ebb): Update comments.
5681 * rtl.def (DEPS_LIST): Remove.
5683 * lists.c (unused_deps_list): Remove.
5684 (free_list): Update assertions.
5686 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5687 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5689 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5690 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5692 * haifa-sched.c (comments): Update.
5693 (insn_cost1): Remove. Inline the code into insn_cost ().
5694 (insn_cost): Update to use new scheduler dependencies lists. Move
5695 processing of the dependency cost to dep_cost ().
5696 (dep_cost): New function. Use it instead of insn_cost () when
5697 evaluating cost of the dependency. Use compatible interface to
5698 interact with the target.
5699 (priority): Update to use new scheduler dependencies lists.
5700 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5701 with greater number of insns that depend on the insn.
5702 (schedule_insn): Update to use new scheduler dependencies lists. Add
5703 code to free backward dependencies lists. Inline and optimize code
5704 from resolve_dep () - see PR28071.
5705 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5706 lists. Update call to targetm.sched.is_costly_dependence hook.
5708 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5709 scheduler dependencies lists.
5711 (resolve_dep): Remove. Move the logic to schedule_insn ().
5712 (init_h_i_d): Initialize dependencies lists.
5714 (process_insn_depend_be_in_spec): Rename to
5715 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5717 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5718 Update to use new scheduler dependencies lists.
5719 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5721 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5722 new scheduler dependencies lists.
5723 (build_intra_loop_deps): Ditto.
5725 * target.h (struct _dep): Declare to use in
5726 gcc_target.sched.is_costly_dependence.
5727 (struct gcc_target.sched.adjust_cost): Fix typo.
5728 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5729 single dep_t parameter instead of an equivalent triad.
5730 (struct gcc_target.sched.adjust_cost_2): Remove.
5732 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5734 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5736 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5738 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5740 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5741 (REG_DEP_TRUE): Document.
5743 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5744 Change signature to correspond to the targetm.sched.adjust_cost hook.
5745 Update use in TARGET_SCHED_ADJUST_COST_2.
5746 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5747 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5748 new scheduler dependencies lists.
5749 (ia64_gen_check): Ditto.
5751 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5754 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5755 signature to correspond to the targetm.sched.is_costly_dependence hook.
5756 (is_costly_group): Update to use new scheduler dependencies lists.
5758 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5759 instead of INSN_COST () macro.
5761 2007-02-01 Ian Lance Taylor <iant@google.com>
5763 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5765 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5767 * pa.md (tp_load): Correct mfctl instruction syntax.
5769 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5771 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5772 altivec_padding_size calculation on AIX. Improve comment, add
5773 assert to verify that it's right.
5775 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5778 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5781 * global.c (global_alloc): Add mising initialization of
5784 2007-02-01 Roger Sayle <roger@eyesopen.com>
5786 * alias.c (init_alias_analysis): Correct whitespace.
5787 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5788 partition_hot_cold_basic_blocks): Likewise.
5789 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5790 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5791 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5792 fold_builtin_snprintf_chk, fold_builtin_printf,
5793 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5794 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5795 * cfgcleanup.c (cleanup_cfg): Likewise.
5796 * cfgexpand.c (tree_expand_cfg): Likewise.
5797 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5798 * function.c (get_next_funcdef_no): Likewise.
5799 * gengtype.c (main): Likewise.
5800 * genmodes.c (main): Likewise.
5801 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5802 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5803 * ifcvt.c (noce_emit_move_insn): Likewise.
5804 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5806 * stor-layout.c (get_best_mode): Likewise.
5807 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5808 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5809 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5810 perform_var_substitution, solve_graph): Likewise.
5811 * tree-vrp.c (vrp_finalize): Likewise.
5813 2007-02-01 Ian Lance Taylor <iant@google.com>
5815 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5816 high part of a paradoxical subreg, return a constant zero.
5818 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5820 * toplev.c (lang_dependent_init): Call init_set_costs.
5821 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5823 2007-02-01 Richard Guenther <rguenther@suse.de>
5826 * fold-const.c (fold_negate_expr): Allow negating a
5827 constant if overflow does not change.
5829 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5831 * doc/c-tree.texi (Expression trees): Improve markup.
5832 * doc/tm.texi (Register Classes, Addressing Modes)
5833 (Floating Point): Fix spacing after abbreviations. Fix some
5836 2007-02-01 Ben Elliston <bje@au.ibm.com>
5838 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5839 * doc/contrib.texi: Likewise.
5840 * doc/install.texi: Likewise.
5842 2007-01-31 Richard Henderson <rth@redhat.com>
5843 Ian Lance Taylor <iant@google.com>
5845 * lower-subreg.c: New file.
5846 * rtl.def (CONCATN): Define.
5847 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5849 * emit-rtl.c (update_reg_offset): New static function, broken out
5850 of gen_rtx_REG_offset.
5851 (gen_rtx_REG_offset): Call update_reg_offset.
5852 (gen_reg_rtx_offset): New function.
5853 * regclass.c: Revert patch of 2006-03-05, restoring
5855 (clear_reg_info_regno): New function.
5856 * dwarf2out.c (concatn_loc_descriptor): New static function.
5857 (loc_descriptor): Handle CONCATN.
5858 * common.opt (fsplit_wide_types): New option.
5859 * opts.c (decode_options): Set flag_split_wide_types when
5861 * timevar.def (TV_LOWER_SUBREG): Define.
5862 * rtl.h (gen_reg_rtx_offset): Declare.
5863 (reg_scan_update): Declare.
5864 * regs.h (clear_reg_info_regno): Declare.
5865 * tree-pass.h (pass_lower_subreg): Declare.
5866 (pass_lower_subreg2): Declare.
5867 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5868 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5870 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5871 * Makefile.in (OBJS-common): Add lower-subreg.o.
5872 (lower-subreg.o): New target.
5874 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5876 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5878 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5881 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5883 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5886 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5888 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5890 * cfgloop.h: Include vec-prim.h.
5891 (enum li_flags): Remove LI_ONLY_OLD.
5892 (loop_iterator): Changed.
5893 (fel_next, fel_init): Iterate over loop tree.
5894 (FOR_EACH_LOOP_BREAK): New macro.
5895 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5897 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5898 * modulo-sched.c (sms_schedule): Ditto.
5899 * tree-vectorizer.c (vectorize_loops): Ditto.
5900 * doc/loop.texi: Update information on loop numbering and behavior of
5901 FOR_EACH_LOOP wrto new loops.
5902 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5903 add_to_evolution_1): Test nestedness of loops instead of comparing
5905 * tree-chrec.c (chrec_fold_plus_poly_poly,
5906 chrec_fold_multiply_poly_poly, chrec_evaluate,
5907 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5908 reset_evolution_in_loop): Ditto.
5909 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5911 2007-01-31 Dirk Mueller <dmueller@suse.de>
5913 * c-common.c (warn_about_parentheses): Separate warning about
5914 un-parenthized sequence of comparison operators from the one
5915 which is supposed to warn about x <= y <= z.
5917 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5919 * optabs.h (enum optab_index): Add new OTI_isinf.
5920 (isinf_optab): Define corresponding macro.
5921 * optabs.c (init_optabs): Initialize isinf_optab.
5922 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5924 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5925 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5927 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5928 expand_builtin_interclass_mathfn.
5929 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5930 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5931 (fxam<mode>2_i387): New insn pattern.
5932 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5933 built-in functions as x87 inline asm.
5935 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5937 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5939 2007-01-30 Eric Christopher <echristo@apple.com>
5941 * config.gcc: Add geode.
5943 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5945 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5946 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5947 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5948 value-prof.c: Fix comment typos.
5950 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5953 * doc/invoke.texi (Wpointer-arith): Document warning.
5955 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5957 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5958 the list of discrepancies from the draft TR.
5960 2007-01-30 Dirk Mueller <dmueller@suse.de>
5963 * doc/invoke.texi (-Wreturn-type): Update description to
5966 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5968 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5970 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5972 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5973 to handle optabs that operate on floating point input argument and
5974 output to integer output.
5975 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5976 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5977 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5978 expand_builtin_interclass_mathfn ().
5979 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5981 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5982 ilogbl built-in functions as x87 intrinsics.
5984 2007-01-30 Richard Guenther <rguenther@suse.de>
5987 * dwarf2out.c (reference_to_unused): Query varpool if the
5988 variable was output.
5990 2007-01-30 Richard Guenther <rguenther@suse.de>
5993 * passes.c (execute_one_pass): Reset in_gimple_form to not
5994 confuse non-unit-at-a-time mode.
5996 2007-01-29 Roger Sayle <roger@eyesopen.com>
5997 Richard Guenther <rguenther@suse.de>
5999 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6000 avoid undefined behaviour on overflow. Use force_fit_type_double
6001 to construct the constant with the specified TREE_OVERFLOW.
6003 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6005 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6006 * config/dfp-bit.h: Ditto.
6008 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6010 * c-decl.c (pop_scope): Replace warnings with call to
6011 warn_for_unused_label.
6012 * c-common.h (warn_for_unused_label): Declare.
6013 * c-common.c (warn_for_unused_label): Define.
6015 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6017 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6020 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6022 * Makefile.in (USER_H): Remove decfloat.h.
6023 * ginclude/decfloat.h: Delete, moving contents to ...
6024 * ginclude/float.h: Add support for decimal floating point,
6025 guarded by __STDC_WANT_DEC_FP__.
6027 2007-01-29 Mike Stump <mrs@apple.com>
6029 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6030 Analysis and Representation to resolve case insensitive conflict.
6031 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6033 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6035 * tree.h (struct tree_memory_tag): Add aliases member.
6036 (MTAG_ALIASES): New macro.
6037 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6038 (add_may_alias): Remove pointer-set. Update for may_aliases being
6040 (mark_aliases_call_clobbered): Update for may_aliases being a
6042 (compute_tag_properties): Ditto.
6043 (create_partition_for): Ditto.
6044 (compute_memory_partitions): Ditto.
6045 (dump_may_aliases_for): Ditto.
6046 (is_aliased_with): Ditto.
6047 (add_may_alias_for_new_tag): Ditto.
6048 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6049 (compute_is_aliased): New function.
6050 (compute_may_aliases): Call compute_is_aliased).
6051 (init_alias_info): Initialize alias_bitmap_obstack.
6052 (union_alias_set_into): New function.
6053 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6054 (have_common_aliases_p): Rewrite to take two bitmaps and use
6056 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6058 (finalize_ref_all_pointers): Update for add_may_alias changes.
6059 (new_type_alias): Ditto.
6060 * tree-flow-inline.h (may_aliases): Return a bitmap.
6061 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6062 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6063 may_aliases being a bitmap.
6064 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6065 may_aliases now returns a bitmap.
6066 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6068 * tree-ssa-operands.c (add_virtual_operand): Update for
6069 may_aliases being a bitmap.
6071 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6073 PR tree-optimization/30630
6074 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6075 variable as changed.
6077 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6080 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6081 expanded only once even if an error occurs.
6083 2007-01-29 Ben Elliston <bje@au.ibm.com>
6085 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6086 (__gcov_average_profiler): Likewise.
6087 (__gcov_ior_profiler): Likewise.
6088 (__gcov_merge_ior): Likewise.
6090 2007-01-28 Jan Hubicka <jh@suse.cz>
6092 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6093 * value-prof.c (stringop_block_profile): Likewise.
6095 2007-01-28 Jan Hubicka <jh@suse.cz>
6097 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6098 variant handling histograms; add wrapper.
6099 (clear_storage_via_libcall): Export.
6100 (emit_block_move_hints): Break out from ...; add histograms.
6101 (emit_block_move): ... this one.
6102 (clear_storage_hints): Break out from ...; add histograms.
6103 (clear_storage): ... this one.
6104 (set_storage_via_memset): Handle histogram.
6105 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6106 (clear_storage_hints, clear_storage_via_libcall): Declare.
6107 (set_storage_via_setmem): Update prototype.
6108 * doc/md.texi (movmem, setmem): Document new arguments.
6110 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6112 (stringop_block_profile): New global function.
6113 (tree_stringops_values_to_profile): Profile block size and alignment.
6114 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6116 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6117 (stringop_block_profile): Declare.
6118 * builtins.c: Include value-prof.h.
6119 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6120 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6121 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6122 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6123 * profile.c (instrument_values): Add new counters.
6124 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6126 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6127 (tree_init_edge_profiler): Build new profilers.
6128 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6129 (pass_tree_profile): Add dump.
6130 (tree_profile_hooks): Update.
6131 * Makefile.in (LIBGCOV): Add new constants.
6132 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6133 __gcov_ior_profiler): New.
6134 * i386.md (movmem/setmem expanders): Add new optional arguments.
6136 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6138 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6140 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6142 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6143 (tree_unswitch_single_loop): Pass eni_size_weights to
6144 tree_num_loop_insns.
6145 * tree-ssa-loop-manip.c: Include tree-inline.h.
6146 (can_unroll_loop_p): Pass eni_size_weights to
6147 tree_num_loop_insns.
6148 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6149 Pass eni_size_weights to estimate_num_insns.
6150 * tree.h (init_inline_once): Export.
6151 * toplev.c (backend_init): Call init_inline_once.
6152 * cgraphunit.c (cgraph_process_new_functions,
6153 cgraph_analyze_function): Pass eni_inlining_weights to
6155 * ipa-inline.c (compute_inline_parameters): Ditto.
6156 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6157 to estimate_num_insns.
6158 (try_unroll_loop_completely): Pass eni_size_weights to
6159 tree_num_loop_insns.
6160 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6161 ot estimate_num_insns.
6162 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6163 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6164 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6165 eni_time_weights): New variables.
6166 (init_inline_once): Initialize them.
6167 (struct eni_data): Mew.
6168 (estimate_num_insns_1, estimate_num_insns): Use weights.
6169 * tree-inline.h (struct eni_weights_d): New.
6170 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6171 (estimate_num_insns): Declaration changed.
6172 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6173 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6174 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6176 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6178 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6179 relations in the conflict function is valid.
6181 2007-01-27 Ian Lance Taylor <iant@google.com>
6183 * common.opt: Add fstrict-overflow.
6184 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6185 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6186 (TYPE_OVERFLOW_UNDEFINED): Define.
6187 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6189 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6190 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6191 (fold_negate_expr): Likewise.
6192 (make_range): Likewise.
6193 (extract_muldiv_1): Likewise.
6194 (maybe_canonicalize_comparison): Likewise.
6195 (fold_comparison): Likewise.
6196 (fold_binary): Likewise.
6197 (tree_expr_nonnegative_p): Likewise.
6198 (tree_expr_nonzero_p): Likewise.
6199 * tree-vrp.c (compare_values): Likewise.
6200 (extract_range_from_binary_expr): Likewise.
6201 (extract_range_from_unary_expr): Likewise.
6202 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6204 (nowrap_type_p): Likewise.
6205 * tree-scalar-evolution.c (simple_iv): Likewise.
6206 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6207 (build_range_check): Likewise.
6208 (extract_muldiv_1): Likewise.
6209 (fold_comparison): Likewise.
6210 * tree-vrp.c (vrp_int_const_binop): Likewise.
6211 (extract_range_from_unary_expr): Likewise.
6212 * convert.c (convert_to_integer): Likewise.
6213 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6214 (fold_comparison): Likewise.
6215 (fold_binary): Likewise.
6216 * optabs.c (optab_for_tree_code): Likewise.
6217 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6218 * simplify-rtx.c (simplify_const_relational_operation): Check
6219 flag_strict_overflow and flag_trapv.
6220 (simplify_const_relational_operation): Likewise.
6221 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6222 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6225 2007-01-27 Roger Sayle <roger@eyesopen.com>
6227 * tree.c (tree_fold_gcd): Delete.
6228 * tree.h (tree_fold_gcd): Remove prototype.
6229 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6230 test whether one constant integer is a multiple of another. Instead
6231 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6232 * fold-const.c (multiple_of_p): We've determined both TOP and
6233 BOTTOM are integer constants so we can call int_const_binop directly
6234 instead of the more generic const_binop.
6236 2007-01-27 Roger Sayle <roger@eyesopen.com>
6238 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6239 1*X check that the constant hasn't overflowed, to preserve the
6241 (round_up): Provide an efficient implementation when rouding-up an
6242 INTEGER_CST to a power-of-two.
6244 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6246 * doc/sourcebuild.texi: Add comma for clarity.
6247 * doc/extend.texi: Fix some typos.
6248 * doc/passes.texi: Likewise.
6249 * doc/cppinternals.texi: Likewise.
6250 * doc/c-tree.texi: Likewise.
6251 * doc/tree-ssa.texi: Likewise.
6252 * doc/install.texi: Likewise.
6254 2007-01-27 Jan Hubicka <jh@suse.cz>
6256 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6257 (pass_sra): Do not require alias information.
6258 * passes.c (init_optimization_passes): Add SRA
6260 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6262 * tracer.c (rest_of_handle_tracer): We already cleaned
6263 up the CFG in tracer() so don't do it here again.
6264 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6265 cleanup_cfg here, either. And don't call renumber_insns.
6267 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6268 and BB_HEAD are in the insn stream here. Instead make sure
6269 that BB_INSN is valid on all insns. Also, do check here that
6270 there are no pending branch predictions...
6271 (rtl_verify_flow_info): ...instead of doing it here. Checks
6272 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6275 2007-01-26 Roger Sayle <roger@eyesopen.com>
6277 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6278 function to simplify/factorize operand order canonicalization.
6279 (ix86_fixup_binary_operands): Reorganize using the above function.
6280 (ix86_binary_operator_ok): Likewise.
6282 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6284 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6285 file scope from optimize_attrs.
6286 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6288 (optimize_attrs): Clear insn_code_values after freeing it.
6290 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6292 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6293 a parts.base assignment.
6295 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6297 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6298 (compute_subscript_distance, initialize_data_dependence_relation,
6299 finalize_ddr_dependent, analyze_ziv_subscript,
6300 analyze_siv_subscript_cst_affine,
6301 compute_overlap_steps_for_affine_univar,
6302 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6303 analyze_siv_subscript, analyze_miv_subscript,
6304 analyze_overlapping_iterations, subscript_dependence_tester_1,
6305 compute_self_dependence, free_dependence_relation): Work
6306 with affine_fn instead of chrecs.
6307 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6308 common_affine_function, affine_function_base,
6309 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6310 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6311 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6312 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6313 (all_chrecs_equal_p): Removed.
6314 * tree-data-ref.h (affine_fn, conflict_function): New types.
6315 (struct subscript): Change type of conflicting_iterations_in_a
6316 and conflicting_iterations_in_b.
6318 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6321 * config/pa/pa.h (TARGET_HPUX_11): New.
6322 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6323 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6325 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6326 Richard Guenther <rguenther@suse.de>
6328 * tree-ssa-structalias.c (solve_graph): Handle case
6329 we merged the variable to another.
6331 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6333 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6336 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6337 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6339 2007-01-25 DJ Delorie <dj@redhat.com>
6341 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6342 allow changes to modes which don't fit in those registers.
6344 * reload1.c (choose_reload_regs): Check for invalid subregs before
6345 computing their locations, not after.
6347 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6350 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6351 save Altivec registers in an eh_return function.
6352 (compute_vrsave_mask): Likewise.
6353 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6354 for saving Altivec registers.
6355 (rs6000_emit_prologue): Don't allocate stack twice in
6356 eh_return function. Correct expected value of altivec_save_offset
6357 when using save_world. Describe save of R0 to stack when using
6358 save_world. Describe stack pointer adjustment when using
6359 save_world. Remove duplicated eh_return parameter register saving.
6360 Update sp_offset variable after save_world.
6361 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6363 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6364 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6367 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6369 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6371 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6374 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6375 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6377 2007-01-25 Richard Guenther <rguenther@suse.de>
6379 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6380 * common.opt (-Wcoverage-mismatch): New warning option.
6381 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6382 if -Wcoverage-mismatch is given.
6384 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6386 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6387 (ipcp_driver): Change to static definition.
6388 Add dumping of the ifunctions.
6389 (constant_val_insert): Remove unused parameter. Support for SSA.
6390 (ipcp_propagate_const): Support for SSA.
6391 (ipcp_profile_bb_print): Print only analyzed nodes.
6392 (ipcp_replace_map_create): Remove support for Fortran constant
6394 * ipa-prop.c (ipa_method_modify_stmt,
6395 ipa_callsite_compute_param): Support for SSA.
6396 * ipa-prop.h (ipcp_driver): Remove declaration.
6397 (IS_VALID_TREE_MAP_INDEX): Add define.
6399 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6401 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6403 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6406 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6407 constant argument to cabs and do it without checking for
6408 -funsafe-math-optimizations.
6410 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6412 * c-common.h (RID_FIRST_CXX0X): New.
6413 (RID_LAST_CXX0X): New.
6414 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6416 * c.opt (Wc++0x-compat): New.
6417 * doc/invoke.texi (-Wc++0x-compat): Document.
6419 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6421 * builtins.c (fold_builtin_carg): New.
6422 (fold_builtin_1): Use it.
6424 2007-01-24 Jan Hubicka <jh@suse.cz>
6426 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6428 * ipa-inline.c (initial_insns, max_insns): Delete.
6429 (compute_max_insns): New function.
6430 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6431 of insns as base for code growth.
6432 (cgraph_decide_inlining): Make initial_insns local; do not compute
6434 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6435 * doc/invoke.texi (inline-unit-growth): Update docs.
6437 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6439 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6440 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6441 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6442 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6443 for CPUs that have PTA_CX16 set.
6446 * gimplify.c (omp_check_private): New function.
6447 (gimplify_scan_omp_clauses): Use it for
6448 firstprivate/lastprivate/reduction.
6451 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6452 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6455 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6456 If lower_lastprivate_clauses emits some statements, append them
6457 to dlist rather than body_p and to body_p append an initializer.
6458 (lower_omp_for): Adjust caller.
6460 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6462 * target.h (globalize_decl_name): New.
6463 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6464 * output.h (default_globalize_decl_name): New.
6465 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6467 (globalize_decl): Ditto.
6468 (default_globalize_decl_name): New.
6469 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6470 (ia64_handle_version_id_attribute): New.
6471 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6472 (ia64_asm_output_external): Use globalize_decl_name instead
6474 * doc/extend.texi (version_id): New pragma.
6475 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6477 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6479 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6480 _uleb128_t and _Unwind_SWord with _sleb128_t.
6481 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6482 uw_frame_state_for, uw_update_context_1): Likewise.
6483 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6484 * unwind-pe.h (read_uleb128, read_sleb128,
6485 read_encoded_value_with_base): Likewise.
6486 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6488 2007-01-24 Richard Guenther <rguenther@suse.de>
6490 * builtins.c (expand_builtin_cexpi): Get the fndecl
6491 for cexp in the correct way.
6493 2007-01-24 Jan Hubicka <jh@suse.cz>
6495 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6497 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6499 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6500 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6501 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6502 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6503 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6504 __SIZEOF_PTRDIFF_T__.
6505 * doc/cpp.texi: Documentation for the new builtin macros added.
6507 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6509 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6510 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6511 instead of operands[2] to avoid access past the end of array.
6513 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6515 * reload1.c (emit_reload_insns): Pass the reload register
6516 for a non-spill output reload through forget_old_reloads_1.
6518 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6520 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6521 _SOFT_DOUBLE if doubles use software floating-point.
6522 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6523 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6524 * config/rs6000/darwin-ldouble.c: Also compile functions for
6525 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6526 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6527 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6528 commented-out long double override.
6529 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6530 * config/rs6000/eabispe.h: Likewise.
6531 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6532 long double for non-SPE.
6533 (rs6000_handle_option): Likewise.
6534 (invalid_e500_subreg): Disallow more subregs involding DImode,
6535 DFmode, TImode or TFmode.
6536 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6538 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6540 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6541 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6543 (rs6000_legitimate_address): Also check for TFmode for E500
6545 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6546 (spe_build_register_parallel): Handle TFmode and TCmode.
6547 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6549 (function_arg): Handle TFmode and TCmode for E500 double.
6550 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6552 (print_operand): Handle TFmode and TImode for %y.
6553 (rs6000_generate_compare): Handle TFmode comparisons for E500
6555 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6556 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6557 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6558 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6559 TFmode for E500 double.
6560 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6561 (floatsidf2): Enable for E500 double.
6562 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6563 (extenddftf2): Change to extenddftf2_fprs.
6564 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6565 depending on TARGET_E500_DOUBLE.
6566 (extendsftf2): Enable for E500 double.
6567 (trunctfdf2): Enable for E500 double.
6568 (trunctfsf2): Change to trunctfsf2_fprs.
6569 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6570 depending on TARGET_E500_DOUBLE.
6571 (floatsitf2): Enable for E500 double.
6572 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6573 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6574 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6575 (negtf2): Change to negtf2_internal.
6576 (negtf2): New expander.
6577 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6578 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6579 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6580 (movdi_internal32): Use rs6000_nonimmediate_operand.
6581 (unnamed splitter): Likewise.
6582 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6583 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6584 (SPE64TF, DITI): New mode macros.
6585 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6588 (frob_<mode>_di_2): New.
6589 (frob_tf_di_8_2): New.
6590 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6592 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6594 (frob_ti_<mode>_8_2): New.
6595 (frob_ti_tf_2): New.
6596 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6597 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6599 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6600 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6601 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6602 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6603 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6604 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6607 2007-01-23 Ian Lance Taylor <iant@google.com>
6609 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6611 (OBJS-archive): Reformat, alphabetize.
6612 (OBJS): Change out_object_file to OBJS-md.
6614 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6616 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6617 JUMP_P and CALL_P predicates where applicable.
6618 * config/i386/i386.c: Ditto.
6619 * config/i386/i386.md: Ditto.
6620 * config/i386/mmx.md: Ditto.
6621 * config/i386/predicates.md: Ditto.
6623 2007-01-22 Andreas Schwab <schwab@suse.de>
6625 * config/m68k/m68k.h: Fix comment.
6627 2007-01-22 Jan Hubicka <jh@suse.cz>
6629 * passes.c (init_optimization_passes): Do not rerun
6630 pass_early_warn_uninitialized.
6632 2007-01-22 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/30038
6635 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6637 (execute_cse_sincos_1): Likewise.
6638 (execute_cse_sincos): Likewise.
6639 (gate_cse_sincos): Likewise.
6640 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6641 the cexpi() canonicalization of sincos().
6642 * tree-pass.h (pass_cse_sincos): Declare.
6643 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6645 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6647 PR rtl-optimization/29329
6648 * combine.c (replaced_rhs_insn): Rename to i2mod.
6649 (replaced_rhs_value): Rename to i2mod_new_rhs.
6650 (i2mod_old_rhs): New global variable.
6651 (combine_instructions): Adjust for above change. Save a copy of
6652 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6653 note are substituted in the second instruction.
6654 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6655 ditch the note if it pertains to the second eliminated register
6656 and this register is mentioned in i2mod_old_rhs.
6659 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6661 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6662 the insn to which the note was originally attached.
6664 2007-01-21 Jan Hubicka <jh@suse.cz>
6666 * ipa-inline.c (inlining_mode): Comment, move up.
6667 (cgraph_decide_inlining_incrementally): Do not perform inlining
6668 itself; fix handling of flattening of self recursive functions.
6669 (cgraph_find_cycles): Remove.
6670 (cgraph_flatten_node): Remove.
6671 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6672 (try_inline): New function.
6673 (cgraph_early_inlining): Update call of
6674 cgraph_decide_inlining_incrementally. Apply inlining here.
6675 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6677 2007-01-21 Dirk Mueller <dmueller@suse.de>
6680 * tree-vrp.c (check_array_bounds): do not warn
6681 about ADDR_EXPR's of ARRAY_REF's which are immediately
6682 used in binary expressions.
6684 2007-01-21 Ira Rosen <irar@il.ibm.com>
6686 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6687 read_write_dep and macros for its access.
6688 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6689 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6690 argument, call vect_check_interleaving for every independent pair of
6691 data-refs. Mark loads that access the same memory location as a store
6693 (vect_check_dependences): Remove.
6694 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6695 call, fix the call to vect_analyze_data_ref_dependence.
6696 (vect_analyze_data_ref_access): For statements that access the same
6697 data-ref, check that they are not stores; for loads, check that there
6698 is no store that access the same location.
6700 2007-01-20 Roger Sayle <roger@eyesopen.com>
6701 Joseph Myers <joseph@codesourcery.com>
6703 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6704 (-fdump-rtl-stack): Likewise.
6705 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6706 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6707 (-mpt-fixed): Use @minus{} for minus sign.
6708 (Using Precompiled Headers): Fix under/overfull hbox.
6710 2007-01-20 Jan Hubicka <jh@suse.cz>
6712 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6713 place within annotation.
6715 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6717 * pa.c (output_move_double): Change array size of xoperands to 4.
6719 2007-01-20 Jan Hubicka <jh@suse.cz>
6721 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6724 2007-01-19 Ian Lance Taylor <iant@google.com>
6726 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6727 constant to unsigned HOST_WIDE_INT before negating.
6729 2007-01-19 Ian Lance Taylor <iant@google.com>
6731 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6733 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6734 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6735 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6736 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6737 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6738 (realloc_vdef, realloc_vuse): Change second parameter to
6740 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6742 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6743 unsigned. Change x and lim locals to unsigned.
6744 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6746 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6747 (copy_virtual_operands): Change i and n locals to unsigned.
6749 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6752 * builtins.c (fold_builtin_1): Handle builtin fdim.
6754 2007-01-20 Jan Hubicka <jh@suse.cz>
6756 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6757 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6758 init_alias_heapvars.
6759 (init_alias_heapvars): Initialize only when not already initialized.
6760 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6762 2007-01-19 Roger Sayle <roger@eyesopen.com>
6764 * common.opt (fsigned-zeros): New command line option.
6765 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6766 of flag_unsafe_math_optimizations.
6767 * opts.c (set_fast_math_flags): The -ffast-math command line option
6768 implies -fno-signed-zeros.
6769 (fast_math_flags_set_p): Likewise.
6771 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6772 the documentation of -ffast-math appropriately. Wrap long lines.
6774 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6776 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6777 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6779 2007-01-19 Tomas Bily <tbily@suse.cz>
6781 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6783 (tree_init_ic_make_global_vars): New function
6784 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6785 (tree_gen_ic_profiler): New function
6786 (tree_gen_ic_func_profiler): New function
6787 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6788 (tree_profile_hooks): Added hook for indirec/virtual calls
6789 * value-prof.c (tree_find_values_to_profile): New case for
6791 (tree_values_to_profile): Call for determining indirect/virtual
6793 (tree_indirect_call_to_profile): New function
6794 (tree_ic_transform): New function
6795 (tree_ic): New function
6796 (find_func_by_pid): New function
6797 (init_pid_map): New function
6798 (tree_value_profile_transformations): Added check for
6799 indirect/virtual call transformation
6800 * value-prof.h (enum hist_type): New counter type for
6801 indirect/virtual calls
6802 (profile_hooks): Added new hook for profiling indirect/virtual
6804 * profile.c (instrument_values): New case for indirect/virtual
6806 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6807 (GCOV_COUNTER_V_INDIR): New counter type
6808 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6809 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6811 * cgraph.c: Definition of cgraph_max_pid
6812 (cgraph_create_node): Default init of pid attribute
6813 * cgraph.h: Declaration of cgraph_max_pid
6814 (struct cgraph_node): Added pid attribute
6815 * libgcov.c (__gcov_indirect_call_profiler): New function
6816 (__gcov_one_value_profiler_body): New function
6817 (__gcov_one_value_profiler): Body was moved to
6818 __gcov_one_value_profiler_body and calls it
6820 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6822 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6823 * gengtype.c (write_types_data, write_func_for_structure,
6824 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6825 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6826 (walk_type, write_func_for_structure): Generate the mark_hook if
6829 2007-01-19 Jan Hubicka <jh@suse.cz>
6831 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6832 'early' argument take inlining mode argument specifying whether to
6833 inline for size/speeed or all functions; add support for flattening;
6835 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6837 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6840 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6841 the name of the declared identifier.
6843 2007-01-19 Dirk Mueller <dmueller@suse.de>
6845 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6846 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6847 duplicate evaluation.
6849 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6851 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6852 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6853 to XFMode, use acosxf2 and truncate result to requested mode.
6854 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6855 (asin<mode>2): Similarly, with asin expanders.
6856 (*fscalexf4_i387): Rename from *fscalexf4.
6857 (expNcorexf3): New expander.
6858 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6859 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6860 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6861 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6862 patterns for SSE math.
6863 (exp10<mode>2): Similarly, with exp10 expanders.
6864 (exp2<mode>2): Similarly, with exp2 expanders.
6865 (expm1<mode>2): Similarly, with expm1 expanders.
6866 (ldexp<mode>3): Similarly, with ldexp expanders.
6867 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6868 Use gen_truncxf<mode>2_i387_noop to truncate result.
6870 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6872 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6873 for ColdFire targets.
6875 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6876 Richard Sandiford <richard@codesourcery.com>
6878 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6879 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6880 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6881 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6882 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6883 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6885 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6887 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6888 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6889 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6890 (*adddi_dilshr32_cf): New pattern.
6891 (adddi3, subdi3): Remove first alternatives.
6893 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6895 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6896 implemented using move.l, do not use its cc result for floating-point
6899 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6901 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6902 from accepting 's' constraints if flag_pic.
6904 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6906 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6907 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6908 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6909 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6911 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6913 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6914 ColdFire alternatives.
6915 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6916 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6917 architectures that support ff1 instruction.
6919 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6920 Julian Brown <julian@codesourcery.com>
6922 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6923 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6924 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6927 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6929 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6931 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6932 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6933 HOST_WIDE_INT instead of an rtx.
6934 (m68k_rtx_costs): Update call accordingly.
6935 (output_move_const_into_data_reg): Likewise. Fix formatting.
6936 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6938 (output_move_simode_const): Update calls after above changes.
6939 Rework to use automatic variables and predicates like MEM_P.
6940 * config/m68k/m68k.md (pushexthisi_const): Update call to
6943 2007-01-19 Dirk Mueller <dmueller@suse.de>
6945 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6948 2007-01-19 Richard Guenther <rguenther@suse.de>
6950 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6951 via cexp in case sincos is not available.
6953 2007-01-19 Richard Guenther <rguenther@suse.de>
6955 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6956 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6957 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6958 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6959 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6960 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6961 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6962 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6964 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6966 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6968 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6969 (atan2xf3): Directly generate RTL pattern.
6970 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6971 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6972 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6973 disable patterns for SSE math.
6974 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6975 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6976 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6977 disable patterns for SSE math.
6979 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6981 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6983 2007-01-18 Roger Sayle <roger@eyesopen.com>
6985 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6986 VIEW_CONVERT_EXPR to the same type as it's operand.
6988 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6990 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6991 configured for long double 128.
6993 2007-01-18 Mike Stump <mrs@apple.com>
6995 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6998 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7000 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7003 2007-01-18 Jan Hubicka <jh@suse.cz>
7005 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7006 greater than NUM_VOP_FREE_BUCKETS.
7008 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7010 * tree-ssa-structalias.c: Update comments.
7011 (ptabitmap_obstack): Removed.
7013 (oldpta_obstack): Ditto.
7014 (stats): Add a few members.
7015 (struct variable_info): Remove node, complex, address_taken, and
7016 indirect_target members. Add oldsolution member.
7017 (new_var_info): Do not initialize removed members.
7018 (constraint_expr_type): Remove INCLUDES.
7019 (constraint_graph): Add size, implicit_preds, rep,
7020 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7021 (FIRST_REF_NODE): New macro.
7022 (LAST_REF_NODE): Ditto.
7023 (FIRST_ADDR_NODE): Ditto.
7024 (find): New function.
7026 (dump_constraint): Do not handle INCLUDES.
7027 (insert_into_complex): Do not insert duplicate constraints.
7028 (condense_varmap_nodes): Renamed and rewritten into ...
7029 (merge_node_constraints): This. Also fix bug in handling of
7030 offseted copy constraints.
7031 (clear_edges_for_node): No longer need to deal with preds at all,
7032 or removing associated preds/succs.
7033 (merge_graph_nodes): Deal with indirect_cycles.
7034 Don't deal with predecessors.
7035 (add_implicit_graph_edge): New function.
7036 (add_pred_graph_edge): Ditto.
7037 (add_graph_edge): Don't deal with predecessors.
7038 (build_constraint_graph): Removed.
7039 (build_pred_graph): New function.
7040 (build_succ_graph): Ditto.
7041 (struct scc_info): Removed in_component. Added roots, dfs, and
7042 node_mapping. Remove visited_index, unification_queue.
7043 (scc_visit): Deal with union-find we do now.
7044 Deal with cycles with REF nodes.
7045 (collapse_nodes): Renamed and rewritten to ...
7046 (unify_nodes): This.
7047 (process_unification_queue): Removed.
7048 (topo_visit): Cleanup
7049 (do_da_constraint): Use find.
7050 (do_sd_constraint): Ditto.
7051 (do_ds_constraint): Ditto.
7052 (do_complex_constraint): Ditto.
7053 (init_scc_info): Update for removed and added members.
7054 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7055 (find_indirect_cycles): This.
7056 (equivalence_class): New variable.
7057 (label_visit): New function.
7058 (perform_variable_substitution): Rewritten.
7059 (free_var_substitution_info): New function.
7060 (find_equivalent_node): Ditto.
7061 (move_complex_constraints): Ditto.
7062 (eliminate_indirect_cycles): Ditto.
7063 (solve_graph): Only propagate changed bits.
7064 Use indirect cycle elimination.
7066 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7067 (tree_id_eq): Renamed to ...
7068 (tree_vi_eq): This. Update for member change
7069 (insert_id_for_tree): Renamed and rewritten to ...
7070 (insert_vi_for_tree): This.
7071 (lookup_id_for_tree): Renamed and rewritten to ...
7072 (lookup_vi_for_tree): This.
7073 (get_id_for_tree): Renamed and rewritten to ...
7074 (get_vi_for_tree): Ditto.
7075 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7076 (process_constraint): Don't handle INCLUDES.
7077 Remove special ADDRESSOF case.
7078 (find_func_aliases): Rewrite to use vi functions instead of id
7080 (create_function_info_for): Ditto.
7081 (create_variable_info_for): Ditto.
7082 (intra_create_variable_infos): Ditto.
7083 (merge_smts_into): Ditto.
7084 (find_what_p_points_to): Ditto.
7085 (init_base_vars): Ditto.
7086 (init_alias_vars): Ditto.
7087 (remove_preds_and_fake_succs): New function.
7088 (dump_sa_points_to_info): Dump new stats.
7089 (dump_solution_for_var): Use find.
7090 (set_used_smts): Fix formatting.
7091 (compute_points_to_sets): Updated for new functions.
7092 (ipa_pta_execute): Ditto.
7094 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7095 Richard Sandiford <richard@codesourcery.com>
7097 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7099 * calls.c (expand_call): If the return value is a PARALLEL,
7100 extract its first member.
7101 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7102 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7103 use FUNCTION_EXTRA_EPILOGUE.
7104 (m68k_function_value): Return a PARALLEL if the return value
7105 is of a pointer type.
7106 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7107 (FUNCTION_EXTRA_EPILOGUE): Remove.
7108 * config/m68k/m68k.md (D0_REG): New constant.
7110 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7112 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7113 output a NOP for empty epilogues.
7115 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7117 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7118 before function. Extend register save check to include all
7119 registers, not just integer ones.
7121 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7123 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7124 (m68k_use_return_insn): ...this.
7125 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7126 * config/m68k/m68k.c (use_return_insn): Rename to...
7127 (m68k_use_return_insn): ...this.
7128 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7131 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7133 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7134 nearest even, fix denormal rounding overflow.
7136 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7138 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7139 f%$smove and f%$move.
7140 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7141 (extendsfdf2_cf): Use fdmove instead of f%&move.
7142 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7143 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7145 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7147 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7150 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7152 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7153 (coldfire_single_format): Declare.
7154 (coldfire_double_format): Likewise.
7155 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7156 of qnan_msb_set to determine the lower bits of a canonical
7158 (encode_ieee_double): Likewise.
7159 (encode_ieee_quad): Likewise.
7160 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7161 (mips_single_format): Likewise.
7162 (ieee_double_format): Likewise.
7163 (mips_double_format): Likewise.
7164 (ieee_extended_motorola_format): Likewise.
7165 (ieee_extended_intel_96_format): Likewise.
7166 (ieee_extended_intel_128_format): Likewise.
7167 (ieee_extended_intel_96_round_53_format): Likewise.
7168 (ibm_extended_format): Likewise.
7169 (mips_extended_format): Likewise.
7170 (ieee_quad_format): Likewise.
7171 (mips_quad_format): Likewise.
7172 (vax_f_format): Likewise.
7173 (vax_d_format): Likewise.
7174 (vax_g_format): Likewise.
7175 (i370_single_format): Likewise.
7176 (i370_double_format): Likewise.
7177 (decimal_single_format): Likewise.
7178 (decimal_double_format): Likewise.
7179 (decimal_quad_format): Likewise.
7180 (c4x_single_format): Likewise.
7181 (c4x_extended_format): Likewise.
7182 (real_internal_format): Likewise.
7183 (coldfire_single_format): New real_format.
7184 (coldfire_double_format): Likewise.
7185 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7186 canonical_nan_lsbs_set.
7187 (pdp11_d_format): Likewise.
7188 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7189 if TARGET_COLDFIRE_CPU.
7191 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7193 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7194 (output_call, m68k_legitimize_call_address): Declare.
7195 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7196 parenthesees. Add support for a 'W' constraint.
7197 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7198 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7199 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7200 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7202 (override_options): Initialize them. Do not set flag_no_function_cse
7203 for TARGET_ID_SHARED_LIBRARY.
7204 (m68k_output_pic_call): Delete.
7205 (m68k_legitimize_call_address): New function.
7206 (print_operand): Remove the %o prefix. Handle the %p prefix.
7207 (output_call): New function.
7208 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7209 target address from the GOT if symbolic jumps are not allowed.
7210 * config/m68k/m68k.md (call, general_operand): Do not set
7211 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7212 Merge separate flag_pic and !flag_pic define_insns into...
7213 (*call, *call_value): ...these new patterns. Match the address
7214 rather than the containing MEM and require it to be a call_operand.
7215 Use output_call to generate the asm template.
7216 * config/m68k/predicates.md (const_call_operand): New predicate.
7217 (call_operand): Likewise.
7219 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7221 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7222 (STACK_GROWS_DOWNWARD): Define to 1.
7223 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7224 comments, emphasizing that these values are only defaults.
7225 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7226 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7228 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7230 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7232 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7233 Richard Sandiford <richard@codesourcery.com>
7235 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7236 (FP_REGNO_P): New macros.
7237 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7238 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7239 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7240 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7242 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7244 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7245 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7247 * config/m68k/t-floatlib: New file, extracting common code from...
7248 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7249 * config/m68k/t-uclinux: Here.
7250 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7251 routines on ColdFire targets.
7253 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7255 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7256 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7257 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7258 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7259 explicitly set MOTOROLA to 1.
7260 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7262 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7263 Nathan Sidwell <nathan@codesourcery.com>
7265 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7266 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7267 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7268 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7269 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7270 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7271 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7272 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7273 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7274 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7275 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7276 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7277 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7278 (DBX_REGISTER_NUMBER): Delete.
7279 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7280 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7281 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7283 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7285 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7286 * config/flat.h: New file.
7287 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7289 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7290 indirect references for -msep-data or -mid-shared-library.
7291 Do not use PC-relative code addresses either.
7292 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7294 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7295 for shared libraries and crt1.o for executables. Use crti.o and
7297 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7298 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7299 Do not add -elf2flt or -shared-lib-id options here.
7300 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7301 Pass -shared-lib-id if -mid-shared-library, taking the library
7302 identifier from -mshared-library-id if given, otherwise
7304 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7305 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7306 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7307 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7308 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7309 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7311 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7312 jump sequence for ISA A and ISA A+.
7313 (PICJUMP): Likewise.
7315 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7317 * config.gcc (m68k-*-uclinux*): Base the port on the common
7318 and m68k GNU/Linux files rather than on the generic ELF ones.
7319 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7320 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7322 2007-01-18 Julian Brown <julian@codesourcery.com>
7323 Richard Sandiford <richard@codesourcery.com>
7325 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7326 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7327 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7329 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7331 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7333 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7335 * doc/install.texi: Document m68k-uclinuxoldabi.
7336 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7337 * config/m68k/uclinux-oldabi.h: New file, copied from
7338 config/m68k/uclinux.h.
7340 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7342 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7343 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7344 (m32r_compute_frame_size): Use unsigned for regno.
7345 (m32r_reload_lr): Use gen_frame_mem.
7347 (m32r_output_function_epilogue): Don't output the function epilogue
7349 (m32r_expand_epilogue): New.
7350 (direct_return): Return false if the function has the interrupt
7352 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7353 * config/m32r/m32r.md (epilogue): New expander.
7354 (return_lr, return_rte): New insns.
7355 (return): Make it expander.
7356 (return_normal): New expander.
7358 2007-01-18 Josh Conner <jconner@apple.com>
7361 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7362 support for UNLE, UNLT, UNGE, and UNGT.
7364 2007-01-18 Jan Hubicka <jh@suse.cz>
7366 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7367 * tree-tailcall (add_virtual_phis): Likewise.
7368 (optimize_tail_call): Return TODOs.
7369 (execute_tail_calls): Return TODOs.
7370 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7371 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7373 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7374 Cleanup cfg using TODO.
7375 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7376 * passes.c (execute_function_todo): When cleanup did something, remove
7378 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7379 (make_edges): Don't cleanup_cfg.
7381 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7383 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7384 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7385 operate on the top of stack.
7386 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7387 register handling of instructions that output to the second
7389 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7390 (move_for_stack_reg): Special-case check for dead destination
7391 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7393 * config/i386/i386.md (UNSPEC_TAN): New constant.
7394 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7395 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7396 to correctly model move of constant 1.0 to top stack slot.
7397 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7398 (unnamed peephole2 pattern): Remove corresponding peephole2
7399 pattern that optimizes tan insn and loading of constant 1.0.
7400 (tanxf2): Use fptanxf4_i387.
7401 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7402 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7403 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7404 disable patterns for SSE math.
7405 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7406 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7408 2007-01-18 Dirk Mueller <dmueller@suse.de>
7409 Richard Guenther <rguenther@suse.de>
7412 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7413 * common.opt (Warray-bounds): Add new warning option.
7414 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7416 * Makefile.in: make tree-vrp.o depend on toplev.h
7417 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7419 (check_array_refs, check_array_bounds, check_array_ref): New.
7421 2007-01-18 Jan Hubicka <jh@suse.cz>
7423 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7424 (execute_ssa_ccp): Return flags conditionally.
7425 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7427 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7429 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7431 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7432 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7434 * Makefile.c (GTFILES): Add cfglayout.h.
7435 * gengtype.c (open_base_files): Likewise.
7436 * cfglayout.c (cfg_layout_function_footer,
7437 cfg_layout_function_header) Reindent to make gengtype happy.
7438 * cfglayout.h (cfg_layout_function_footer,
7439 cfg_layout_function_header): Add GTY(()) marker.
7441 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7443 2007-01-18 Ben Elliston <bje@au.ibm.com>
7445 * genautomata.c (write_automata): Include xstrerror output in the
7446 error message if writing the DFA description file fails.
7448 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7450 * config/mips/mips-protos.h (mips_output_external): Make it
7452 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7453 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7454 (extern_list): Likewise.
7455 (extern_head): Likewise.
7456 (TARGET_ASM_FILE_END): Likewise.
7457 (mips_file_end): Likewise.
7458 (mips_output_external): Rewritten.
7460 2007-01-18 Ben Elliston <bje@au.ibm.com>
7462 * genpreds.c (write_insn_preds_c): Only write out the function
7463 body for regclass_for_constraint if we have register constraints.
7465 2007-01-17 Tom Tromey <tromey@redhat.com>
7467 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7468 * doc/install.texi (Testing): Use sourceware.org.
7469 (Binaries): Likewise.
7470 (Specific): Likewise.
7471 * doc/contrib.texi (Contributors): Use sourceware.org.
7473 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7475 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7476 (AVR_ENHANCED): Rename to ...
7477 (AVR_HAVE_MUL): ... new.
7478 (avr_enhanced_p): Rename to ...
7479 (avr_have_mul_p): ... new.
7480 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7481 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7482 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7483 (avr_have_mul_p): ... new.
7484 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7485 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7486 'avr_enhanced_p' and 'enhanced'.
7487 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7488 AVR_HAVE_MUL instead of AVR_ENHANCED.
7489 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7490 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7491 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7492 instead of AVR_ENHANCED.
7493 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7494 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7495 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7497 2007-01-17 Ian Lance Taylor <iant@google.com>
7499 * vec.h (VEC_reserve_exact): Define.
7500 (vec_gc_p_reserve_exact): Declare.
7501 (vec_gc_o_reserve_exact): Declare.
7502 (vec_heap_p_reserve_exact): Declare.
7503 (vec_heap_o_reserve_exact): Declare.
7504 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7506 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7508 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7509 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7510 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7511 * vec.c (calculate_allocation): Add exact parameter. Change all
7513 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7514 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7515 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7516 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7517 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7518 (vec_heap_p_reserve_exact): New function.
7519 (vec_heap_o_reserve_exact): New function.
7521 2007-01-17 Jan Hubicka <jh@suse.cz>
7523 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7525 2007-01-17 Eric Christopher <echristo@apple.com>
7527 * config.gcc: Support core2 processor.
7529 2007-01-16 Jan Hubicka <jh@suse.cz>
7531 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7532 the names, just unlink the chain so we don't crash on dangling pointers
7535 2007-01-16 Jan Hubicka <jh@suse.cz>
7537 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7538 * tree-pass.h: Reorder to make IPA passes appear toegher.
7539 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7540 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7541 parameters, do not call early inliner.
7542 * ipa-inline.c: Update comments. Include tree-flow.h
7543 (cgraph_decide_inlining): Do not compute inlining parameters.
7544 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7545 be called with function context set up.
7546 (pass_ipa_inline): Remove unreachable functions before pass.
7547 (cgraph_early_inlining): Simplify assuming to be called from the
7549 (pass_early_inline): New pass.
7550 (cgraph_gate_ipa_early_inlining): New gate.
7551 (pass_ipa_early_inline): Turn into simple wrapper.
7552 (compute_inline_parameters): New function.
7553 (gate_inline_passes): New gate.
7554 (pass_inline_parameters): New pass.
7555 (apply_inline): Move here from tree-optimize.c
7556 (pass_apply_inline): New pass.
7557 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7559 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7561 (tree_function_versioning): Do not allocate dummy struct function.
7562 * tree-inline.h (optimize_inline_calls): Update prototype.
7563 * tree-optimize.c (execute_fixup_cfg): Export.
7564 (pass_fixup_cfg): Remove
7565 (tree_rest_of_compilation): Do not apply inlines.
7566 * tree-flow.h (execute_fixup_cfg): Declare.
7567 * Makefile.in (gt-passes.c): New.
7568 * passes.c: Include gt-passes.h
7569 (init_optimization_passes): New passes.
7570 (nnodes, order): New static vars.
7571 (do_per_function_toporder): New function.
7572 (execute_one_pass): Dump current pass here.
7573 (execute_ipa_pass_list): Don't dump current pass here.
7575 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7577 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7578 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7580 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7582 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7583 (strong_alias): Define.
7584 (__gcc_qmul): Provide non-FMA for soft-float.
7590 (__gcc_qunord): New.
7600 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7601 soft-float functions.
7602 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7603 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7604 about long double soft float.
7606 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7607 Tehila Meyzels <tehila@il.ibm.com>
7609 * tree-vectorizer.h (is_pattern_stmt_p): New.
7610 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7611 formatting (tabs instead of spaces). Cleanup and clarify setting
7612 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7613 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7614 (vectorizable_type_demotion): Check that types are integral.
7615 (vectorizable_type_promotion): Likewise.
7616 (vectorizable_store): Fix typo. Eliminate new-line at end of
7619 2007-01-16 Jan Hubicka <jh@suse.cz>
7621 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7624 2007-01-15 Eric Christopher <echristo@apple.com>
7626 * ifcvt.c: Include vec.h, vecprim.h.
7627 (check_cond_move_block): New argument regs.
7628 Reorganize. Add registers used to regs.
7629 (cond_move_process_if_block): Use regs set above as
7632 2007-01-15 Eric Christopher <echristo@apple.com>
7634 * config/darwin.h: Update copyright.
7635 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7636 (LINK_COMMAND_SPEC): Add -u.
7637 (LINK_SPEC): Fix umbrella for above.
7639 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7641 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7644 2007-01-15 Tom Tromey <tromey@redhat.com>
7646 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7647 * doc/install.texi (Testing): Don't mention jacks.
7648 (Configuration): Document --enable-java-maintainer-mode. Move
7649 --with-java-home to libgcj-specific section. Document
7651 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7653 2007-01-15 Jan Hubicka <jh@suse.cz>
7655 * tree-ssa-dce.c (DCE_TODOs): New.
7656 (propagate_necessity): Return if something changed.
7657 (eliminate_unnecessary_stmts): Likewise.
7658 (perform_tree_ssa_dce): Return TODO flags when needed.
7659 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7661 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7663 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7664 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7665 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7666 patterns using X87MODEF12 mode macro. Extend operand 1
7667 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7668 (log10<mode>2): Ditto.
7669 (log2<mode>2): Ditto.
7670 (log1p<mode>2): Ditto.
7671 (logb<mode>2): Ditto.
7672 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7673 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7674 (*fxtractxf3_i387): Rename from *fxtractxf3.
7675 (fxtract_extend<mode>xf3_i387): New insn pattern.
7676 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7677 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7678 and gen_fyl2xxf3_i387().
7680 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7682 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7683 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7684 get_loop_exit_edges. Changed return type to bool.
7685 * cfgloop.h (fix_loop_placement): Declaration removed.
7687 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7689 * param.h (MIN_VECT_LOOP_BOUND): New.
7690 * params.def (MIN_VECT_LOOP_BOUND): New.
7691 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7692 argument - minimum threshold for number of iterations.
7693 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7694 argument to declaration.
7695 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7696 MIN_VECT_LOOP_BOUND.
7697 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7698 slpeel_tree_peel_loop_to_edge with additional argument.
7699 (vect_do_peeling_for_alignment): Likewise.
7700 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7702 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7705 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7708 2007-01-14 Jan Hubicka <jh@suse.cz>
7710 * tree-dfa.c (remove_referenced_var): New function.
7711 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7712 prune referenced vars list too.
7713 * tree-flow.h (remove_referenced_var): Declare.
7715 2007-01-14 Jan Hubicka <jh@suse.cz>
7717 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7719 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7720 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7721 * except.h (verify_eh_throw_table_statements): Kill prototype.
7722 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7723 into call exrepssions.
7724 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7726 * tree-cfg.c: Include pointer-set.h.
7727 (verify_node_sharing): Work on pointer set.
7728 (verify_eh_throw_stmt_node): New.
7729 (verify_stmts): Use pointers sets, verify throw_stmt.
7731 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7733 * ipa-reference.c (analyze_function): Consider also addresses taken
7736 2007-01-12 Roger Sayle <roger@eyesopen.com>
7738 * c-typeck.c (null_pointer_constant_p): Replace use of
7739 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7740 (build_c_cast): Likewise.
7742 2007-01-12 Roger Sayle <roger@eyesopen.com>
7744 * tree.h (force_fit_type_double): Remove unused final argument.
7745 * c-common.c (constant_expression_warning): Replace use of
7746 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7747 (convert_and_check): Likewise.
7748 (shorten_compare): Update call to force_fit_type_double.
7749 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7750 * convert.c (convert_to_pointer): Update call to
7751 force_fit_type_double.
7752 * fold-const.c (force_fit_type_double): Remove overflowed_const
7754 (int_const_binop, fold_convert_const_int_from_int,
7755 fold_convert_const_int_from_real, fold_div_compare,
7756 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7757 fold_abs_const, fold_not_const): Remove the final argument from
7758 calls to force_fit_type_double.
7760 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7762 * configure.ac: Set insn to "nop" for spu-*-* also.
7763 * configure: Regenerate.
7765 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7767 * builtins.def : Add BUILT_IN_FREE.
7769 2007-01-12 Jan Hubicka <jh@suse.cz>
7771 PR tree-optimization/30443
7772 * tree-inline.c (tree_function_versioning): Do not optimize when
7773 cloning for inlining.
7775 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7777 * doc/loop.texi: Document recording of loop exits.
7778 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7779 (update_single_exits_after_duplication,
7780 update_single_exit_for_duplicated_loop,
7781 update_single_exit_for_duplicated_loops): Removed.
7782 (duplicate_loop_to_header_edge): Do not call
7783 update_single_exits_after_duplication and
7784 update_single_exit_for_duplicated_loops.
7785 (loop_version): Do not update single_exit information.
7786 (fix_loop_structure): Use record_loop_exits instead of
7787 mark_single_exit_loops.
7788 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7789 the lists of loop exits.
7790 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7791 split_edge, merge_blocks): Update the lists of loop exits.
7792 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7793 loop_optimizer_init.
7794 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7795 of mark_single_exit_loops.
7796 (loop_optimizer_finalize): Call release_recorded_exits.
7797 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7798 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7799 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7800 update single exit information.
7801 * lambda-code.c (perfect_nestify): Ditto.
7802 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7803 (mark_single_exit_loops): Removed.
7804 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7805 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7806 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7808 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7809 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7810 (verify_loop_structure): Verify consistency of the exit lists.
7811 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7812 (set_single_exit): Removed.
7813 * cfgloop.h (struct loop_exit): New function.
7814 (struct loop): single_exit_ field replaced by exits field.
7815 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7816 (struct loops): Added exits hash.
7817 (mark_single_exit_loops, set_single_exit): Declaration removed.
7818 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7820 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7822 * doc/invoke.texi: Avoid use of @headitem.
7824 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7826 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7828 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7830 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7833 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7834 Richard Sandiford <richard@codesourcery.com>
7836 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7837 * config/m68k/m68k.opt: Resort options.
7838 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7840 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7841 Richard Sandiford <richard@codesourcery.com>
7843 * doc/invoke.texi: Document the macros that are defined by
7844 m68k's -mtune and -mhard-float options.
7845 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7846 (m68k_cpp_cpu_family): Likewise.
7847 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7848 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7849 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7850 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7851 (m68k_cpp_cpu_family): Likewise.
7853 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7855 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7856 macros besides mc68000 as tuning macros. Use a switch statement
7857 to set them and mcpu32.
7859 2007-01-12 Julian Brown <julian@codesourcery.com>
7861 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7862 (TARGET_68040_ONLY): Rename to...
7863 (TARGET_68040): ...this.
7864 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7865 * config/m68k/m68k.md: Likewise.
7867 2007-01-12 Julian Brown <julian@codesourcery.com>
7868 Nathan Sidwell <nathan@codesourcery.com>
7869 Richard Sandiford <richard@codesourcery.com>
7871 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7872 the -mcpu= argument associated with the --with-cpu setting.
7873 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7874 if different from the one implied by the -mcpu setting.
7875 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7876 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7877 * doc/invoke.texi: Mention ColdFire in the introduction to the
7878 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7879 -mno-div and -mhard-float options. Make -m68881 a synonym for
7880 -mhard-float. Document the previously-undocumented -m5206e,
7881 -m528x, -m5307 and -m5407 options. Tweak the existing option
7882 documentation for consistency.
7883 * doc/install.texi: Mention new --with-cpu arguments.
7884 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7885 default CPU if neither -mcpu nor -march are specified.
7886 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7887 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7888 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7889 using m68k_tune to decide between families that implement the
7890 same ISA. Use m68k_tune to set __mcfv4e__.
7891 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7892 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7893 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7894 (FL_ISA_C, FL_ISA_MMU): New macros.
7895 (MASK_COLDFIRE): Delete.
7896 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7897 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7898 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7899 (TARGET_HARD_FLOAT): Do not define here.
7900 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7901 (TUNE_68000): New macro.
7902 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7903 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7904 (TUNE_CFV2): Redefine in terms of m68k_tune.
7905 (uarch_type, target_device, fpu_type): New enums.
7906 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7907 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7908 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7909 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7910 (FL_FOR_isa_c): New macros.
7911 (m68k_isa): New enum.
7912 (m68k_target_selection): New structure.
7913 (all_devices, all_isas, all_microarchs): New tables.
7914 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7915 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7916 (MASK_ALL_CPU_BITS): Delete.
7917 (m68k_find_selection): New function.
7918 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7919 Map the legacy target options to a combination of the new ones.
7920 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7921 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7922 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7924 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7925 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7927 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7928 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7929 * config/m68k/m68k-devices.def: New file.
7931 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7932 Nathan Sidwell <nathan@codesourcery.com>
7934 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7935 (SUBTARGET_EXTRA_SPECS): New macros.
7936 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7937 use %(asm_cpu_spec) instead.
7938 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7939 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7940 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7941 (EXTRA_SPECS): Rename to...
7942 (SUBTARGET_EXTRA_SPECS): ...this.
7944 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7945 Richard Sandiford <richard@codesourcery.com>
7946 Julian Brown <julian@codesourcery.com>
7948 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7949 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7950 to the configuration's default CPU.
7951 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7952 Remove default masks.
7953 (m680[012]0-*-*): Set the default with_cpu to the first part of
7955 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7956 (m68k*-*-linux): Extend the --with-cpu handling to...
7957 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7958 and m68010. Don't set target_cpu_default2.
7959 * doc/install.texi: Document --with-cpu for m68k.
7960 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7961 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7962 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7963 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7964 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7965 (ASM_SPEC): Remove use of %(asm_cpu_default).
7966 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7967 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7968 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7969 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7970 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7971 (TARGET_DEFAULT): Delete.
7972 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7973 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7974 (CPP_CPU_SPEC): Delete.
7975 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7976 the appropriate string.
7977 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7978 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7979 (ASM_SPEC): Don't use %(asm_default_spec).
7980 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7981 TARGET_DEFAULT and add MASK_68881.
7982 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7984 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7986 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7987 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7988 MASK_68010 alongside MASK_68020.
7989 * doc/invoke.texi: Document -m68010.
7990 * config/m68k/m68k.opt (m68010): New.
7991 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7993 (TUNE_68010): New macro.
7994 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7995 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7996 (M68K_CPU_m68332): Add MASK_68010.
7997 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7998 fallback definition.
7999 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8001 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8002 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8003 to all entries that use MASK_68020.
8004 (output_move_simode_const, output_move_himode, output_move_qimode)
8005 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8006 instead of TARGET_68020 to select clr behavior. Remove comment
8007 about there being no TARGET_68010.
8008 * config/m68k/m68k.md: Likewise throughout.
8010 2007-01-12 Julian Brown <julian@codesourcery.com>
8012 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8013 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8014 * config/m68k/m68k.md: Likewise.
8016 2007-01-12 Julian Brown <julian@codesourcery.com>
8018 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8019 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8021 2007-01-12 Julian Brown <julian@codesourcery.com>
8023 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8024 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8025 * config/m68k/m68k.md: Likewise.
8027 2007-01-12 Julian Brown <julian@codesourcery.com>
8028 Richard Sandiford <richard@codesourcery.com>
8030 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8031 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8032 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8034 (TARGET_CPU32): Rename to...
8035 (TUNE_CPU32): ...this.
8036 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8037 (TUNE_CFV2): New macros.
8038 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8039 remove conditions that are implied by TARGET_68020.
8040 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8041 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8042 (m68k_output_function_epilogue): Likewise.
8043 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8044 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8045 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8046 non-68000 timings. Refactor multiplication and division costs.
8047 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8048 TUNE_CPU32 instead of TARGET_CPU32.
8049 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8050 and TUNE_68060 instead of TARGET_68060.
8051 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8052 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8054 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8055 && !TARGET_COLDFIRE" to choose between moveq and clr.
8056 Likewise in the unnamed movsf pattern.
8057 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8058 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8061 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8063 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8064 of tabbing before backslashes.
8066 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8068 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8069 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8070 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8072 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8074 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8075 find_interesting_uses_cond.
8076 (find_interesting_uses_cond): Use extract_cond_operands.
8077 (rewrite_use_compare): Use extract_cond_operands and
8078 force_gimple_operand_bsi. Do not call update_stmt.
8079 (determine_use_iv_cost_condition): Use extract_cond_operands.
8080 Return cheaper of using original bound and changing the exit bound.
8082 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8084 PR tree-optimization/29516
8085 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8086 most_expensive_mult_to_index, addr_to_parts,
8087 create_mem_ref, maybe_fold_tmr): Make the type of
8088 fields of TARGET_MEM_REF sizetype.
8089 (move_fixed_address_to_symbol, move_pointer_to_base):
8091 * tree.def (TARGET_MEM_REF): Add comment on types of
8094 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8096 * c-common.c (vector_types_convertible_p): Treat opaque types as
8097 always convertible if they have the same size, but not otherwise.
8099 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8101 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8102 Remove the b_unconditional field.
8103 (noce_try_sign_mask): Do not look at b_unconditional.
8104 (noce_process_if_block): Do not use merge_if_blocks. Update
8105 the CFG here. Do not set b_unconditional.
8106 (cond_move_process_if_block): Likewise.
8107 (find_cond_trap): Likewise.
8108 (check_cond_move_block): Require simple jump insns at the end
8111 2007-01-11 Jan Hubicka <jh@suse.cz>
8113 PR tree-optimization/1046
8114 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8115 when alias info is not ready.
8116 (pass_tail_recursion): Do not require aliasing.
8117 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8118 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8119 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8120 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8121 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8122 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8123 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8125 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8126 When aliasing is not build, mark statement as volatile.
8128 2007-01-11 Tom Tromey <tromey@redhat.com>
8130 PR preprocessor/15185, PR preprocessor/20989:
8131 * doc/cppopts.texi <-MT>: Update description of algorithm for
8132 computing default target.
8133 <-M, -MD>: Reword "basename" text.
8135 2007-01-11 Roger Sayle <roger@eyesopen.com>
8137 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8138 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8139 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8140 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8141 fold_builtin_bswap, real_constp, fold_builtin_pow,
8142 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8143 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8144 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8145 * convert.c (convert_to_pointer): Likewise.
8146 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8147 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8148 const_binop, fold_convert_const_int_from_int,
8149 fold_convert_const_int_from_real,
8150 fold_convert_const_real_from_real, sign_bit_p,
8151 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8152 fold_sign_changed_comparison, fold_unary, fold_comparison,
8153 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8154 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8155 * print-tree.c (print_node_brief, print_node): Likewise.
8156 * stor-layout.c (place_field, layout_type): Likewise.
8157 * tree-chrec.c (keep_cast): Likewise.
8158 * tree.c (build_vector, build_real, build_real_from_int_cst,
8159 build_complex): Likewise.
8161 2007-01-11 Roger Sayle <roger@eyesopen.com>
8163 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8164 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8166 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8168 * configure.ac (strict1_warn): Rename to strict_warn.
8169 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8170 cc_set_by_configure, quoted_cc_set_by_configure,
8171 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8172 all_boot_languages, all_stagestuff): Remove.
8173 (target_list): Remove bootstrap targets.
8174 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8175 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8176 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8177 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8178 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8179 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8180 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8181 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8182 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8183 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8184 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8185 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8186 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8187 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8188 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8189 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8190 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8191 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8192 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8193 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8194 (mostlyclean): Adjust.
8195 (clean, distclean): Don't mention bootstrap stuff.
8196 * configure: Regenerate.
8197 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8198 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8199 treelang/config-lang.in (stagestuff): Remove.
8200 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8201 stageprofile, stagefeedback, stagestuff): Remove mention.
8203 2007-01-11 Nick Clifton <nickc@redhat.com>
8205 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8207 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8208 (mcore_arith_K_S_operand): Run the test for the S constraint not
8209 the test for the M constraint.
8210 (mcore_addsub_operand): Do not accept integer values that are
8211 larger than 32 bits.
8212 * config/mcore/mcore.md: Remove unused constraints from split.
8213 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8215 (allocate_stack): Likewise.
8216 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8217 operands to 32 bits.
8218 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8220 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8221 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8222 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8223 mcore_output_bclri, mcore_output_andn, output_inline_const,
8224 mcore_output_move, mcore_output_movedouble): Likewise.
8225 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8226 (output_inline_const): Likewise.
8227 (output_inline_const): Fix format strings used in sprintf
8229 * config/mcore/mcore-protos.h: Update prototypes for changed
8230 functions in mcore.c.
8231 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8232 HOST_WIDE_INT and not int.
8233 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8234 CONST_OK_FOR_N): Likewise.
8235 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8236 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8239 2007-01-10 Jan Hubicka <jh@suse.cz>
8241 * tree-vrp.c (remove_range_assertions): Release defs.
8242 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8243 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8245 2007-01-10 Paul Brook <paul@codesourcery.com>
8247 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8248 * config/arm/arm.md (mulsi3subsi): New insn.
8250 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8252 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8253 (tree_transform_and_unroll_loop): New.
8254 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8257 2007-01-10 Robert Kennedy <jimbob@google.com>
8259 * fold-const.c (fold_comparison): Fold comparisons like (x *
8260 1000 < 0) to (x < 0).
8262 2007-01-10 Ian Lance Taylor <iant@google.com>
8264 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8265 operands have the same priority.
8267 2007-01-10 Tom Tromey <tromey@redhat.com>
8269 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8270 (fold_binary): Likewise.
8271 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8272 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8273 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8274 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8275 * langhooks.h (struct lang_hooks): Removed field
8276 'can_use_bit_fields_p'.
8278 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8280 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8282 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8284 * function.c (get_last_funcdef_no): New function.
8285 * function.h (get_last_funcdef_no): Declare.
8286 * tree-inline.c (initialize_cfun): Add initialization.
8287 (tree_function_versioning): Cleanup.
8289 2007-01-10 Jan Hubicka <jh@suse.cz>
8291 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8294 2007-01-10 Sa Liu <saliu@de.ibm.com>
8295 Ben Elliston <bje@au.ibm.com>
8297 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8298 for SAVE_NONLOCAL and Pmode for any other save level.
8299 * spu-protos.h (spu_restore_stack_block): Declare.
8300 * spu.md (save_stack_block): Remove.
8301 (restore_stack_block): Call spu_restore_stack_block.
8302 * spu.c (spu_restore_stack_block): New function.
8303 (spu_expand_epilogue): Remove old comment.
8305 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8307 PR tree-optimization/30322
8308 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8309 (cand_value_at): Return the value as aff_tree.
8310 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8311 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8312 aff_combination_mult): New functions.
8313 (aff_combination_add): Use aff_combination_add_cst.
8314 (aff_combination_convert): Allow conversions to a wider type.
8315 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8316 * tree-affine.h (aff_combination_mult): Declare.
8318 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8320 * doc/tm.texi: Update documentation to reflect reality of exec
8321 and start file search behaviours. Update copyright year.
8322 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8323 header file directories.
8325 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8327 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8328 (*cosxf2): Rename to cosxf2_i387.
8329 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8330 using X87MODEF12 mode macro. Rename patterns to
8331 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8333 (*cosdf2, *cossf2): Ditto.
8334 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8335 to match extended input operands.
8336 (sincos<mode>3): New expander.
8337 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8338 insn patterns and corresponding splitters.
8340 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8342 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8343 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8345 2007-01-09 Nicolas Pitre <nico@cam.org>
8348 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8350 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8352 * target.h (struct gcc_target): New field library_rtti_comdat.
8353 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8354 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8355 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8356 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8358 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8360 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8362 2007-01-08 Richard Guenther <rguenther@suse.de>
8364 * tree.h (force_fit_type_double): Export.
8365 (force_fit_type): Remove.
8366 * fold-const.c (force_fit_type_double): New function.
8367 (force_fit_type): Remove.
8368 (int_const_binop): Use it.
8369 (fold_convert_const_int_from_int): Likewise.
8370 (fold_convert_const_int_from_real): Likewise.
8371 (fold_div_compare): Likewise.
8372 (fold_sign_changed_comparison): Likewise.
8373 (fold_unary): Likewise.
8374 (fold_negate_const): Likewise.
8375 (fold_abs_const): Likewise.
8376 (fold_not_const): Likewise.
8377 * c-common.c (shorten_compare): Use force_fit_type_double.
8378 * convert.c (convert_to_pointer): Likewise.
8380 2007-01-08 Richard Guenther <rguenther@suse.de>
8382 * tree.h (build_int_cst_wide_type): Export.
8383 * tree.c (build_int_cst_wide_type): New function.
8384 (build_int_cst_wide): Fix comment.
8385 * builtins.c (fold_builtin_object_size): Use build_int_cst
8386 to build -1 or 0 of the correct type. Use fit_double_type
8387 to check for overflow.
8388 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8390 (decode_field_reference): Likewise.
8391 (all_ones_mask_p): Likewise.
8392 (native_interpret_int): Use build_int_cst_wide_type.
8393 (fold_binary): Use build_int_cst_type to build an all-ones
8395 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8397 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8399 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8401 2007-01-09 Ben Elliston <bje@au.ibm.com>
8403 * genautomata.c (STATS_OPTION): New option.
8404 (stats_flag): New flag.
8405 (gen_automata_option): Handle it.
8406 (initiate_automaton_gen): Ditto.
8407 (write_automata): Output statistics only if stats_flag is
8408 set. Likewise, output time statistics only if time_flag is set.
8409 * doc/md.texi (Processor pipeline description): Document new flag.
8411 2007-01-08 Richard Guenther <rguenther@suse.de>
8413 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8414 * tree.c (build_int_cst_type): Likewise.
8415 (size_in_bytes): Don't call force_fit_type on the result.
8416 (int_fits_type_p): Use fit_double_type.
8417 * fold-const.c (fit_double_type): New function.
8418 (force_fit_type): Use it.
8419 * tree.h (fit_double_type): Export.
8421 2007-01-08 Jan Hubicka <jh@suse.cz>
8423 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8424 * ipa.c (function_and_variable_visibility): Fix return type.
8426 2007-01-08 Richard Guenther <rguenther@suse.de>
8428 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8429 of offset to build the index.
8430 * tree-pretty-print.c (dump_generic_node): Don't build negated
8431 const just for printing.
8432 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8433 * builtins.c (fold_builtin_int_roundingfn): Check if result
8434 fits the type by using force_fit_type and comparing the result.
8435 * predict.c (predict_loops): Use compare_tree_int for comparison.
8436 * tree.c (build_int_cst): Fall back to integer_type_node for
8438 (build_int_cst_wide): Assert type is non-null.
8440 2007-01-08 Roberto Costa <roberto.costa@st.com>
8442 * tree-vrp.c (extract_range_from_cond_expr): New.
8443 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8444 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8446 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8447 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8448 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8449 used as expressions.
8450 * tree-object-size.c (cond_expr_object_size): New.
8451 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8453 2007-01-08 Jan Hubicka <jh@suse.cz>
8455 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8456 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8459 2007-01-08 Richard Guenther <rguenther@suse.de>
8461 PR tree-optimization/23603
8462 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8463 (extract_range_from_binary): Fall back to truthvalue instead of
8464 varying for TRUTH_*_EXPR.
8465 (extract_range_from_comparison): Fall back to truthvalue instead of
8467 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8468 if all visited PHI values were constant.
8470 2007-01-08 Jan Hubicka <jh@suse.cz>
8472 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8473 (cgraph_analyze_function): break out from ...
8474 (cgraph_finalize_compilation_unit): ... here.
8475 (cgraph_expand_function): Remove forgoten commented out line.
8476 (cgraph_optimize): Analyze functions.
8478 2007-01-08 Jan Hubicka <jh@suse.cz>
8480 * tree-pas.h (TODO_remove_function): New flag.
8481 (TODO_update*): Renumber.
8482 (pass_ipa_increase_alignment,
8483 pass_ipa_function_and_variable_visibility): New passes.
8484 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8485 (cgraph_function_and_variable_visibility): Move to ipa.c
8486 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8487 cgraph_increase_alignment.
8488 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8489 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8490 calling tree-inline.
8491 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8492 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8493 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8494 (gate_increase_alignment): New function.
8495 (pass_ipa_increase_alignment): New pass.
8496 * ipa.c: Inline tree-pass.h and timevar.h
8497 (function_and_variable_visibility): Move here from cgraphunit.c
8498 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8499 * passes.c (init_optimization_passes): Add the two new passes.
8500 (execute_todo): Handle cgraph_remove_functions.
8502 2007-01-08 Nick Clifton <nickc@redhat.com>
8504 * config/frv/predicates.md (reg_or_0_operand): Accept
8507 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8509 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8510 * config.gcc: Add bfin*-rtems*.
8512 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8514 * c.opt: Add -flax-vector-conversions.
8515 * c-typeck.c (convert_for_assignment): Pass flag to
8516 vector_types_convertible_p to allow emission of note.
8517 (digest_init): Likewise.
8518 * c-opts.c: Handle -flax-vector-conversions.
8519 * c-common.c (flag_lax_vector_conversions): New.
8520 (vector_types_convertible_p): Unless -flax-vector conversions
8521 has been passed, disallow conversions between vectors with
8522 differing numbers of subparts and/or element types. If such
8523 a conversion is disallowed, possibly emit a note on the first
8524 occasion only to inform the user of -flax-vector-conversions.
8525 The new last argument specifies this.
8526 * c-common.h (flag_lax_vector_conversions): New.
8527 (vector_types_convertible_p): Add extra argument.
8528 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8529 char_type_node for V*QI type vectors.
8530 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8531 Update to satisfy new typechecking rules.
8532 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8534 * doc/invoke.texi (C Dialect Options): Document
8535 -flax-vector-conversions.
8537 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8539 PR tree-optimization/29877
8540 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8541 a register variable on the RHS to not be replaceable.
8543 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8544 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8545 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8546 const_simm15, const_pow2, const_npow2): Added.
8547 * config/score/misc.md (insv, extv, extzv, movmemsi,
8548 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8549 * config/score/score.c (score_address_cost, score_select_cc_mode):
8551 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8552 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8553 Update score_print_operand.
8554 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8555 Adjust register allocate order and update some macro define.
8556 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8557 mdx_block_move_straight, mdx_block_move_loop_head,
8558 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8559 mdx_block_move): Added.
8560 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8561 mdp_limm): Updated and fix some bug and typo.
8562 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8563 (movsf, movdf, doloop_end): Added.
8565 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8567 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8568 config/arm/thumb2.md: Fix comment typos.
8569 * doc/extend.texi: Fix a typo.
8571 2007-01-07 Eric Christopher <echristo@apple.com>
8573 * configure.ac: Check for __stack_chk_fail for darwin.
8574 * configure: Regenerate.
8576 2007-01-07 Richard Guenther <rguenther@suse.de>
8578 * tree-vrp.c (extract_range_from_assert): CSE calls to
8579 compare_values where possible.
8580 (extract_range_from_unary_expr): Likewise.
8582 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8584 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8585 * config/avr/avr.c (call_insn_operand): Delete function.
8586 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8587 instead of register number. Use predicates.
8588 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8589 call_insn_operand): Add.
8591 2007-01-06 Jan Hubicka <jh@suse.cz>
8593 * tree-pass.h (pass_build_cgraph_edges): Declare.
8594 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8595 (visited_nodes): Remove.
8596 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8597 build_cgrpah_edges; make visited_nodes local.
8598 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8599 (record_references_in_initializer): Move to cgraphbuild.c
8600 (initialize_inline_failed, rebuild_cgraph_edges,
8601 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8602 (verify_cgraph_node): Make visited_nodes local.
8603 (cgraph_analyze_function): Do not call cgraph_create_edges and
8604 initialize_inline_failed.
8605 (cgraph_expand_function): Do not call cgraph_lower_function;
8606 assert that function is already lowered.
8607 * Makefile.in (cgraphbuild.o): New.
8608 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8609 at the end of lowering passes.
8611 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8613 * ifcvt.c (cond_move_convert_if_block): New function, code
8614 factored out from...
8615 (cond_move_process_if_block): ...here. Call the new function
8616 on the THEN and ELSE blocks.
8617 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8618 already takes care of this.
8620 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8623 * tree.h (TREE_OVERFLOW_P): New.
8624 * c-typeck.c (parser_build_unary_op): Warn only if result
8625 overflowed and operands did not.
8626 (parser_build_binary_op): Likewise.
8627 (convert_for_assignment): Remove redundant overflow_warning.
8628 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8630 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8632 * c-typeck.c (store_init_value): Split over two lines to follow
8633 the GNU coding style.
8635 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8637 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8638 __GXX_EXPERIMENTAL_CXX0X__.
8639 * doc/cpp.texi: Same.
8641 2007-01-05 Richard Guenther <rguenther@suse.de>
8644 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8645 with mismatched types. Instead explicitly build a
8646 conversion NOP_EXPR.
8648 2007-01-05 Ian Lance Taylor <iant@google.com>
8650 * c-common.c (decl_with_nonnull_addr_p): New function.
8651 (c_common_truthvalue_conversion): Call it.
8652 * c-typeck.c (build_binary_op): Likewise.
8653 * c-common.h (decl_with_nonnull_addr_p): Declare.
8655 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8658 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8661 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8663 * doc/install.texi (Final install): Document the fact that
8664 the GNAT runtime should not be stripped.
8666 2007-01-04 Jan Hubicka <jh@suse.cz>
8668 * tree-inline.c (fold_marked_statements): Update operand caches
8669 and EH after folding
8671 2007-01-04 Ian Lance Taylor <iant@google.com>
8673 * c-common.c (check_function_nonnull): Whitespace fix.
8675 2007-01-04 Jan Hubicka <jh@suse.cz>
8677 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8678 comitted older version of patch.
8679 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8680 function, celanup cfg and collect garbage.
8682 2007-01-04 Mike Stump <mrs@apple.com>
8684 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8687 2007-01-04 Eric Christopher <echristo@apple.com>
8689 * libgcc2.c (__bswapsi2): Use SItype.
8690 (__bswapdi2): Use DItype.
8691 * libgcc2.h: Update for above.
8693 2007-01-04 Paul Brook <paul@codesourcery.com>
8695 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8696 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8697 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8698 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8699 umulsi3_highpart): Make conditional on !arm_arch6.
8700 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8701 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8702 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8703 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8704 umulsi3_highpart_v6): New insns.
8706 2007-01-04 Roger Sayle <roger@eyesopen.com>
8708 * fold-const.c (fold_convert): When casting an expression to void,
8709 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8710 have a type. Instead of attempting to build a NOP_EXPR, return
8711 these "special" trees directly.
8713 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8715 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8716 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8717 rs6000_cost->fp not 0 as adjustment for outer NEG.
8719 2007-01-04 Jan Hubicka <jh@suse.cz>
8721 * cgraph.c (cgraph_release_function_body): New function.
8722 (cgraph_remove_node): Use it.
8723 * cgraph.h (cgraph_release_function_body): Declare.
8724 * cgraphunit.c (cgraph_expand_function): Use it.
8725 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8726 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8727 is initialized and while compilation of other function is running.
8728 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8729 statement CFG annotations from here to ...
8730 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8732 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8734 * cfgloop.h (enum li_flags): Make the constants powers of two.
8736 2007-01-04 Jan Hubicka <jh@suse.cz>
8738 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8740 (fold_marked_statements): New function.
8741 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8742 * tree-inline.h (copy_body_data): Add statements_to_fold.
8744 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8746 * config.gcc: Mention libgcc/config.host.
8747 * Makefile.in: Update comments mentioning libgcc.
8748 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8749 (all.cross, start.encap, rest.encap, rest.cross): Update
8750 dependencies for libgcc move.
8751 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8752 (clean-target, clean-target-libgcc): Delete.
8753 (srcdirify, GCC_EXTRA_PARTS): New macros.
8754 (libgcc-support, libgcc.mvars): New rules.
8755 (distclean): Remove mention of mklibgcc.
8756 (install): Don't reference INSTALL_LIBGCC.
8757 (install-common): Don't reference EXTRA_PARTS.
8758 (install-libgcc, install-multilib): Delete rules.
8759 * mklibgcc.in: Delete file.
8760 * doc/configfiles.texi: Don't mention mklibgcc.
8762 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8763 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8764 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8765 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8766 (mklibgcc, ldblspecs): Likewise.
8768 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8769 (posixpre.def): Use $(T).
8770 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8771 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8772 (SHLIB_LINK): Make dummy.
8773 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8775 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8777 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8778 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8779 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8780 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8782 * configure.ac (all_outputs): Remove mklibgcc.
8783 * configure: Regenerated.
8785 2007-01-03 Josh Conner <jconner@apple.com>
8788 * calls.c (compute_argument_addresses): Set stack and stack_slot
8789 for partial args, too.
8790 (store_one_arg): Use locate.size.constant for the size when
8791 generating a save_area.
8793 2007-01-03 Robert Kennedy <jimbob@google.com>
8795 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8796 whose definitions are deleted due to basic block merging.
8798 2007-01-03 Paul Brook <paul@codesourcery.com>
8801 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8803 (use_return_insn): Return 0 for Thumb interrupt functions.
8804 (print_multi_reg): Add rfe argument for IRQ returns.
8805 (arm_output_epilogue): Pop interrupt return address directly into PC.
8806 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8808 2007-01-03 Paul Brook <paul@codesourcery.com>
8810 Merge from sourcerygxx-4_1.
8811 * config/arm/thumb2.md: New file.
8812 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8814 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8815 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8816 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8817 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8819 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8820 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8822 * config/arm/ieee754-sf.S: Ditto.
8823 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8824 (thumb1_base_register_rtx_p): ... to this.
8825 (thumb_index_register_rtx_p): Rename...
8826 (thumb1_index_register_rtx_p): ... to this.
8827 (thumb_output_function_prologue): Rename...
8828 (thumb1_output_function_prologue): ... to this.
8829 (thumb_legitimate_address_p): Rename...
8830 (thumb1_legitimate_address_p): ... to this.
8831 (thumb_rtx_costs): Rename...
8832 (thumb1_rtx_costs): ... to this.
8833 (thumb_compute_save_reg_mask): Rename...
8834 (thumb1_compute_save_reg_mask): ... to this.
8835 (thumb_final_prescan_insn): Rename...
8836 (thumb1_final_prescan_insn): ... to this.
8837 (thumb_expand_epilogue): Rename...
8838 (thumb1_expand_epilogue): ... to this.
8839 (arm_unwind_emit_stm): Rename...
8840 (arm_unwind_emit_sequence): ... to this.
8841 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8842 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8843 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8844 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8845 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8846 thumb2_output_casesi): New functions.
8847 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8848 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8849 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8850 THUMB2_WORK_REGS): Define.
8851 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8852 arm_condexec_mask, arm_condexec_masklen)): New variables.
8853 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8854 (arm_override_options): Check new CPU capabilities.
8855 Set new architecture flag variables.
8856 (arm_isr_value): Handle v7m interrupt functions.
8857 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8859 (const_ok_for_arm): Handle Thumb-2 constants.
8860 (arm_gen_constant): Ditto. Use movw when available.
8861 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8863 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8864 (thumb_find_work_register, arm_load_pic_register,
8865 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8866 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8867 print_multi_reg, output_mov_long_double_fpa_from_arm,
8868 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8869 output_mov_double_fpa_from_arm, output_move_double,
8870 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8871 output_return_instruction, arm_output_function_prologue,
8872 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8873 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8874 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8875 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8876 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8877 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8879 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8880 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8881 (arm_file_start): Output directive for unified syntax.
8882 (arm_unwind_emit_set): Handle stack alignment instruction.
8883 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8884 Add v6t2, v7, v7a, v7r and v7m.
8885 (RETLDM): Add Thumb-2 code.
8886 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8887 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8888 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8889 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8890 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8891 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8892 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8893 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8894 ADJUST_INSN_LENGTH): Define.
8895 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8896 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8897 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8898 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8899 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8900 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8901 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8902 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8903 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8904 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8905 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8906 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8907 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8908 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8909 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8910 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8911 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8913 * config/arm/arm-tune.md: Regenerate.
8914 * config/arm/arm-protos.h: Update prototypes.
8915 * config/arm/vfp.md: Enable patterns for Thumb-2.
8916 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8917 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8918 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8919 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8920 * config/arm/libunwind.S: Add Thumb-2 code.
8921 * config/arm/constraints.md: Update include Thumb-2.
8922 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8923 * config/arm/ieee754-df.S: Ditto.
8924 * config/arm/bpabi.S: Ditto.
8925 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8926 * config/arm/predicates.md (low_register_operand,
8927 low_reg_or_int_operand, thumb_16bit_operator): New.
8928 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8929 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8930 * config/arm/t-arm-elf: Add armv7 multilib.
8931 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8933 (UNSPEC_STACK_ALIGN, ce_count): New.
8934 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8935 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8937 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8938 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8939 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8940 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8941 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8942 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8944 * doc/extend.texi: Document ARMv7-M interrupt functions.
8945 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8947 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8949 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8950 (struct _Unwind_Context): Rename args_size to flags, remove
8951 signal_frame field, add a new args_size field and version field.
8952 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8953 _Unwind_IsExtendedContext): New inline functions.
8954 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8955 Assume by_value array is only present if _Unwind_IsExtendedContext.
8956 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8957 _Unwind_IsSignalFrame.
8958 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8959 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8960 (uw_init_context_1): Initialize context->flags to
8961 EXTENDED_CONTEXT_BIT.
8962 * config/rs6000/linux-unwind.h (frob_update_context): Use
8963 _Unwind_SetSignalFrame.
8965 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8968 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8969 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8972 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8974 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8975 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8976 RET, AT_SP): Remove.
8977 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8980 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8981 * cfgbuild.c (find_basic_blocks): Likewise.
8982 * cfgrtl.c (rtl_create_basic_block): Likewise.
8983 * function.c (temp_slots_at_level): Likewise.
8984 * reg-stack.c (stack_regs_mentioned): Likewise.
8985 * regclass.c (allocate_reg_info): Likewise.
8986 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8987 set_bb_for_stmt, move_block_to_fn): Likewise.
8988 * tree-complex.c (tree_lower_complex): Likewise.
8989 * vec.h (VEC_safe_grow_cleared): New.
8991 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8993 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8995 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8996 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8998 * cfgloopmanip.c (scale_loop_frequencies): Export.
8999 (loopify): Scale the frequencies by prescribed coefficients.
9000 (set_zero_probability): New function.
9001 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9002 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9003 and frequencies according to arguments.
9004 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9006 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9007 * modulo-sched.c (sms_schedule): Set probabilities for entering
9008 versioned loop correctly.
9009 * tree-vect-transform.c (vect_transform_loop): Ditto.
9010 * cfgloop.h (loopify, loop_version): Declaration changed.
9011 (scale_loop_frequencies): Declared.
9013 2007-01-02 Jan Hubicka <jh@suse.cz>
9015 * cgraph.c: Include tree-flow.h
9016 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9018 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9019 * tree-pass.h (pass_all_early_optimizations): Declare.
9020 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9022 (cgraph_analyze_function): Do early_local_passes.
9023 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9024 Do not add referenced vars.
9025 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9027 (gate_all_early_local_passes): New gate.
9028 (pass_early_local_passes): Use new gate.
9029 (execute_early_local_optimizations): New functions.
9030 (gate_all_early_optimizations): New gate.
9031 (pass_all_early_optimizations): New pass.
9032 (execute_free_datastructures): Free SSA only when initialized.
9033 (gate_init_datastructures): Init only when optimizing.
9034 (tree_lowering_passes): Do early local passes when called late.
9035 * tree-profile.c (do_tree_profiling): Don't profile functions added
9037 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9038 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9040 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9041 during early_local_passes.
9042 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9045 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9047 * Makefile.in: Update copyright year.
9049 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9051 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9052 in $(lang_checks) and check-consistency targets.
9054 2007-01-02 Jan Hubicka <jh@suse.cz>
9056 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9057 Do not add referenced vars.
9058 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9060 * passes.c (init_optimization_passes): Put mudflap_2 after
9061 free_datastructures.
9063 2007-01-02 Jan Hubicka <jh@suse.cz>
9065 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9066 Set NOTHROW flag on call statements proved to be nothrow.
9067 Update statement of local calls so new pure/const functions are
9068 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9070 (tree_rest_of_compilation): Register hooks and initialize bitmap
9071 early. Do not set after_inlining flag.
9073 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9075 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9076 HOST_BITS_PER_LONGLONG
9078 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9081 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9082 warning for non-static initializers.
9084 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9086 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9087 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9088 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9089 Always use set_unique_reg_note to add REG_EQUAL notes.
9091 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9094 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9096 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9097 * cfgbuild.c (find_basic_blocks): Likewise.
9098 * cfgrtl.c (rtl_create_basic_block): Likewise.
9099 * function.c (temp_slots_at_level): Likewise.
9100 * reg-stack.c (stack_regs_mentioned): Likewise.
9101 * regclass.c (allocate_reg_info): Likewise.
9102 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9103 set_bb_for_stmt, move_block_to_fn): Likewise.
9104 * tree-complex.c (tree_lower_complex): Likewise.
9105 * vec.h (VEC_safe_grow_cleared): New.
9107 2007-01-02 Ian Lance Taylor <iant@google.com>
9109 * c-common.c (c_common_truthvalue_conversion): When warning about
9110 using an assignment as a truth value, set TREE_NO_WARNING.
9112 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9115 * c.opt (Wold-style-declaration): New.
9116 * doc/invoke.texi (C-only Warning Options): New.
9117 (Wold-style-declaration): Document it.
9118 (Wextra): Enabled by -Wextra.
9119 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9120 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9121 -Wold-style-declaration.
9123 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9125 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9126 * cfgbuild.c (find_basic_blocks): Likewise.
9127 * cfgrtl.c (rtl_create_basic_block): Likewise.
9128 * function.c (temp_slots_at_level): Likewise.
9129 * reg-stack.c (stack_regs_mentioned): Likewise.
9130 * regclass.c (allocate_reg_info): Likewise.
9131 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9132 set_bb_for_stmt, move_block_to_fn): Likewise.
9133 * tree-complex.c (tree_lower_complex): Likewise.
9134 * vec.h (VEC_safe_grow_cleared): New.
9136 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9138 * c-common.c (c_common_nodes_and_builtins): Since variants of
9139 void_type_node get built before it is given a name, we need to
9140 give those variants the name, too.
9141 (complete_array_type): We need to work with the canonical main
9142 type of the array, from which we will build the qualified version.
9143 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9144 * print-tree.c (print_node): Display canonical type information
9146 * stor-layout.c (layout_type): When we don't know the
9147 alignment of a type for which we're building an array, we end up
9148 guessing wrong, so make the type require structural equality.
9149 * tree.c (make_node_stat): When we build a new type, it is its
9151 (build_type_attribute_qual_variant): When building an attribute
9152 variant, its canonical type is the non-attribute variant. However,
9153 if the attributes are target-dependent and they differ, we need to
9154 use structural equality checks for this type.
9155 (build_qualified_type): A qualified type is not equivalent to its
9156 unqualified variant; set the canonical type appropriately.
9157 (build_distinct_type_copy): When building a distinct type from
9158 another type, the new type is its own canonical type.
9159 (build_variant_type_copy): When building a new type variant, we
9160 assume that it is equivalent to the original type.
9161 (build_pointer_type_for_mode): When building a pointer type, also
9162 build a canonical type pointer.
9163 (build_reference_type_for_mode): When building a reference type,
9164 also build a canonical type reference.
9165 (build_index_type): When we can't hash an index type (e.g.,
9166 because its maximum value is negative), the index type requires
9167 structural equality tests.
9168 (build_array_type): Build the canonical form of an array type.
9169 (build_function_type): Function types require structural equality,
9170 because they contain default arguments, attributes, etc.
9171 (build_method_type_directly): Ditto for method types.
9172 (build_offset_type): Build the canonical offset type.
9173 (build_complex_type): Build the canonical vector type.
9174 (make_vector_type): Build the canonical vector type.
9175 * tree.h (TYPE_CANONICAL): New.
9176 (TYPE_STRUCTURAL_EQUALITY_P): New.
9177 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9178 (struct tree_type): Added "canonical" field.
9179 * params.h (VERIFY_CANONICAL_TYPES): New.
9180 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9181 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9182 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9183 * doc/invoke.texi (verify-canonical-types): Document --param
9184 parameter for verifying canonical types.
9186 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9188 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9189 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9190 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9191 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9193 * config/rs6000/e500.h: New.
9194 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9195 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9197 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9198 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9199 TARGET_E500_DOUBLE): Remove.
9200 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9201 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9202 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9203 * config/rs6000/rs6000.c (rs6000_override_options): Use
9206 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9208 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9209 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9210 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9211 rs6000_emit_cmove): Don't check TARGET_E500.
9212 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9213 sordered): Don't check TARGET_E500.
9215 2007-01-01 Eric Christopher <echristo@apple.com>
9217 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9218 HARD_REGISTER_NUM_P.
9220 2007-01-01 Roger Sayle <roger@eyesopen.com>
9222 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9223 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9224 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9227 2007-01-01 Mike Stump <mrs@apple.com>
9229 * configure.ac: Remove support for building with Apple's gcc-3.1.
9231 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9234 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9235 REG is a hard register. Do not modify REG before calling
9237 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9238 multiple of the size of YMODE for certain lowpart cases.
9240 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9243 * gimplify (voidify_wrapper_expr): Update for
9246 2007-01-01 Andreas Schwab <schwab@suse.de>
9249 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9250 save of BR0 in extra_spill_size instead of spill_size.
9251 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9253 (ia64_expand_epilogue): Restore BR0 from its new location.
9255 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9257 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9258 Use a temporary variable if the left hand side is not a gimple
9261 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9263 * gimplify.c (gimplify_return_expr): Make the temporary variable
9264 for the return expression, a gimple register variable.
9266 2007-01-01 Jan Hubicka <jh@suse.cz>
9268 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9271 2007-01-01 Mike Stump <mrs@apple.com>
9273 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9275 * config/darwin.c (machopic_select_rtx_section): Use
9277 (darwin_mergeable_constant_section): Likewise.
9278 * configure: Regenerate.
9279 * config.in: Regenerate.
9281 2007-01-01 Jan Hubicka <jh@suse.cz>
9282 Andrew Pinski <pinskia@gmail.com>
9284 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9285 before starting IPA passes.