1 2007-03-26 Zack Weinberg <zackw@panix.com>
3 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
4 (string_type): Don't declare.
5 (do_scalar_typedef): Declare.
6 (create_scalar_type): Update prototype.
7 * gengtype.c (string_type): Make static.
8 (scalar_nonchar, scalar_char): New.
9 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
10 (resolve_typedef): Use scalar_nonchar for error recovery.
11 (create_scalar_type): Remove name_len field. Return scalar_char
12 or scalar_nonchar as appropriate.
13 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
17 (main): Initialize scalar_char and scalar_nonchar before calling
19 * gengtype-lex.l: Adjust for removal of second argument to
20 create_scalar_type. Use yylval.s instead of yylval.t when
22 * gengtype-yacc.y: Type of SCALAR is string. Call
23 create_scalar_type from type:SCALAR rule. Adjust for removal of
24 second argument to create_scalar_type.
26 * vec.h: Remove all #if IN_GENGTYPE blocks.
27 Add comment saying that changes may require adjustments to gengtype.
28 * gengtype.c: Don't include coretypes.h or tm.h.
29 Add comment to inclusion of errors.h.
30 (note_def_vec, note_def_vec_alloc): New functions.
31 * gengtype.h: Declare new functions.
32 * gengtype-lex.l: Don't include coretypes.h.
33 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
35 (update_lineno): Remove unnecessary prototype.
36 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
37 (VEC rule): Just return VEC_TOKEN.
38 * gengtype-yacc.y (VEC_TOKEN): New token type.
39 (type): Add a production for VEC(a,b).
40 * Makefile.in: Update dependencies.
42 * gengtype-lex.l: Remove rules for parsing pointer-to-function
43 typedefs that use the old PARAMS macro.
45 * gengtype-lex.l: Remove all rules and states relating to yacc
47 * gengtype-yacc.y: Similarly.
48 * gengtype.c (note_yacc_type): Delete function.
49 * gengtype.h: Update prototypes.
51 2007-03-26 Joseph Myers <joseph@codesourcery.com>
53 * tree-pretty-print.c (dump_generic_node): Report precision of
54 unnamed integer types.
56 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
58 * ifcvt.c (noce_try_store_flag_constants): Don't check
60 (noce_try_store_flag_constants): Don't check no_new_pseudos.
61 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
62 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
63 noce_try_sign_mask): Likewise.
64 (if_convert): Check no_new_pseudos here.
66 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
68 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
69 (noce_get_condition): Handle new then_else_reversed argument.
70 (noce_init_if_info): Remove, fold into noce_find_if_block.
71 (noce_process_if_block): Take a struct noce_if_info as the
72 argument. Don't set up one based on ce_if_info. Update pointer
73 references accordingly.
74 (cond_move_process_if_block): Likewise.
75 (process_if_block): Removed.
76 (find_if_block): Removed. Move functionality two new functions,
77 noce_find_if_block and cond_exec_find_if_block.
78 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
79 blocks and the symmetric IF-ELSE-JOIN case.
80 (cond_exec_find_if_block): Also new function mostly based on old
81 find_if_block and process_if_block.
82 (find_if_header): Replace find_if_block call with separately
83 guarded calls to noce_find_if_block and cond_exec_find_if_block.
84 (find_cond_trap): Update noce_get_condition call.
85 (dead_or_predicable): Likewise.
87 2007-03-26 Jakub Jelinek <jakub@redhat.com>
89 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
91 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
92 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
93 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
94 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
95 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
96 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
97 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
98 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
99 __builtin_ia32_psrad128 builtins.
101 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
103 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
104 * config/i386/constraints.md
105 (define_constraint "I"): Use IN_RANGE macro.
106 (define_constraint "J"): Ditto.
107 (define_constraint "K"): Ditto.
108 (define_constraint "M"): Ditto.
109 (define_constraint "N"): Ditto.
110 (define_constraint "O"): Ditto.
111 * config/i386/predicates.md
112 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
113 (define_predicate "const_0_to_3_operand"): Ditto.
114 (define_predicate "const_0_to_7_operand"): Ditto.
115 (define_predicate "const_0_to_15_operand"): Ditto.
116 (define_predicate "const_0_to_63_operand"): Ditto.
117 (define_predicate "const_0_to_255_operand"): Ditto.
118 (define_predicate "const_1_to_31_operand"): Ditto.
119 (define_predicate "const_2_to_3_operand"): Ditto.
120 (define_predicate "const_4_to_7_operand"): Ditto.
122 2007-03-25 David Edelsohn <edelsohn@gnu.org>
124 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
125 in SImode for save_world.
126 * config/rs6000/altivec.md (save_world, restore_world): Convert to
129 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
131 PR tree-optimization/30784
132 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
135 2007-03-25 Revital Eres <eres@il.ibm.com>
137 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
138 Fold movement_possibility function into it.
140 2007-03-25 David Edelsohn <edelsohn@gnu.org>
142 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
143 (load_macho_picbase_{si,di}): Convert to LR hard reg.
144 (call_indirect_nonlocal_darwin64): Same.
145 (call_nonlocal_darwin64): Same.
146 (call_value_indirect_nonlocal_darwin64): Same.
147 (call_value_nonlocal_darwin64): Same.
148 (sibcall_nonlocal_darwin64): Same.
149 (sibcall_value_nonlocal_darwin64): Same.
150 (sibcall_symbolic_64): Same.
151 (sibcall_value_symbolic_64): Same.
152 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
154 (rs6000_emit_load_toc_table): Same.
155 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
156 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
162 (load_toc_v4_pic_si): Same
163 (load_toc_v4_PIC_1): Same.
164 (load_toc_v4_PIC_1b): Same.
165 (call_indirect_aix{32,64}): Same.
166 (call_value_indirect_aix{32,64}): Same.
169 (call_local{32,64}): Same.
170 (call_value_local{32,64}): Same.
171 (call_indirect_nonlocal_aix{32,64}): Same.
172 (call_nonlocal_aix{32,64}): Same.
173 (call_value_indirect_nonlocal_aix{32,64}): Same.
174 (call_value_nonlocal_aix{32,64}): Same.
175 (call_indirect_nonlocal_sysv<mode>): Same.
176 (call_nonlocal_sysv<mode>): Same.
177 (call_value_indirect_nonlocal_sysv<mode>): Same.
178 (call_value_nonlocal_sysv<mode>): Same.
180 (sibcall_local{32,64}): Same.
181 (sibcall_value_local{32,64}): Same.
182 (sibcall_nonlocal_aix{32,64}): Same.
183 (sibcall_value_nonlocal_aix{32,64}): Same.
184 (sibcall_nonlocal_sysv<mode>): Same.
185 (sibcall_value): Same.
186 (sibcall_value_nonlocal_sysv<mode>): Same.
188 2007-03-24 Paul Brook <paul@codesourcery.com>
190 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
191 * config/arm/linux-eabi.h: Remove legacy syscall hack.
193 2007-03-24 Richard Henderson <rth@redhat.com>
195 * config/ia64/constraints.md: New file.
196 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
197 satisfies_constraint_?.
198 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
199 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
200 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
201 ia64_output_mi_thunk): Likewise.
202 (ia64_const_ok_for_letter_p): Remove.
203 (ia64_const_double_ok_for_letter_p): Remove.
204 (ia64_extra_constraint): Remove.
205 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
206 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
207 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
208 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
209 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
210 EXTRA_MEMORY_CONSTRAINT): Remove.
211 * config/ia64/ia64.md: Include constriants.md. Replace
212 CONST_OK_FOR_? with satisfies_constraint_?.
214 2007-03-23 Michael Meissner <michael.meissner@amd.com>
215 H.J. Lu <hongjiu.lu@intel.com>
217 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
219 (name macros): Use DPD_BID_NAME to convert names properly.
221 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
222 decimal floating point format.
223 (init_floating_libfuncs): Change decimal functions so that they
224 have a "bid_" prefix if the decimal system uses the BID format,
225 and "dpd_" prefix if the decimal system uses the DPD format.
226 (init_interclass_conv_libfuncs): Ditto.
227 (init_intraclass_conv_libfuncs): Ditto.
229 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
230 using the BID format.
232 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
233 whether we are using the BID decimal format.
234 * configure: Regenerate.
236 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
237 the compiler has decimal floating point enabled. Define
238 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
241 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
242 using the BID format.
244 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
245 whether we are using the BID decimal format.
246 * configure: Regenerate.
248 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
249 the compiler has decimal floating point enabled. Define
250 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
253 * doc/install.texi (--enable-decimal-float): Document BID and DPD
254 options, and that it is enabled for i386/x86_64 systems.
256 * Makefile.in (enable_decimal_float): New.
258 (DECNUMINC): Add -I$(DECNUMFMT).
259 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
260 to $(DECNUMFMT) from $(DECNUM).
262 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
263 Substitute enable_decimal_float.
264 * configure: Regenerated.
267 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
270 * configure.ac: Enable decimal float for x86_64-*-linux*.
271 * configure: Regenerated.
274 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
275 decimal128ClearSign to flip and clear the sign bit in decimal128.
276 (decimal_real_maxval): Set decimal128SetSign to set the sign
279 2007-03-23 Ian Lance Taylor <iant@google.com>
281 * fold-const.c (fold_binary): Correct warning for X - c >= X.
283 2007-03-23 Ian Lance Taylor <iant@google.com>
285 * tree-dump.c (dump_files): Correct comment.
287 2007-03-23 Ian Lance Taylor <iant@google.com>
289 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
291 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
293 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
294 in cfglayout mode. Don't go into and out of cfglayout mode.
295 Link the blocks in the order of the constructed traces.
296 (rest_of_handle_tracer): Adjust call to tracer.
297 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
298 Don't go into cfglayout mode.
299 (rtl_loop_done): Don't go out of cfglayout mode.
300 * cfglayout.c (relink_block_chain): New function, split out from...
301 (fixup_reorder_chain): ...here. Remove redundant checking.
302 (cfg_layout_finalize): Don't clear the header, footer, and aux
303 fields here, move the code to do so to relink_block_chain. Likewise
304 for free_original_copy_tables.
305 * rtl.h (tracer): Update prototype.
306 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
307 Assert we are in cfglayout mode. Don't go into and out of cfglayout
308 mode. Use relink_block_chain to serialize the CFG according to the
309 new basic block order. Move targetm.cannot_modify_jumps_p check from
311 (gate_handle_reorder_blocks): ...to here.
312 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
314 (gate_duplicate_computed_gotos): ...to here.
315 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
316 something always changes when going into and out of cfglayout mode.
317 Perform an expensive cfg cleanup while going into cfglayout mode.
318 Always update liveness information on HAVE_conditional_execution
319 targets. Reserialize the basic blocks and go out of cfglayout mode.
320 * reg-stack.c: Include cfglayout.h.
321 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
322 the call to reorder_basic_blocks.
323 * basic-block.h (reorder_basic_blocks): Update prototype.
324 (relink_block_chain): New prototype.
325 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
327 2007-03-23 Joseph Myers <joseph@codesourcery.com>
329 * config/mips/mips.md (type, hazard, *movdi_32bit,
330 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
331 *movhi_internal, *movqi_internal, *movsf_hardfloat,
332 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
333 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
334 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
336 (movcc): Change first xfer to multi.
337 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
338 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
339 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
340 config/mips/generic.md: Change reservations using "xfer" to use
342 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
344 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
345 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
347 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
349 2007-03-22 Richard Henderson <rth@redhat.com>
351 * config/i386/i386.c: Remove unnecessary function declarations.
352 Move targetm definition, and all related macros, to the end of
353 the file. Resort some functions to put definitions before uses.
354 (ix86_attribute_table): Make static. Move to end of file.
355 (ix86_gimplify_va_arg): Make static.
357 2007-03-22 Richard Henderson <rth@redhat.com>
359 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
360 don't increase local_regparm with force_align_arg_pointer check.
361 (ix86_function_sseregparm): Assert 32-bit.
362 (type_has_variadic_args_p): New.
363 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
364 type_has_variadic_args_p.
365 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
366 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
367 use memset instead. Do maybe_vaarg check first; skip attribute
368 tests if true; skip attribute tests for 64-bit.
369 (construct_container): Remove TARGET_DEBUG_ARG.
370 (function_arg_advance_32, function_arg_advance_64): Split out ...
371 (function_arg_advance): ... from here.
372 (function_arg_32, function_arg_64): Split out ...
373 (function_arg): ... from here.
374 (ix86_pass_by_reference): Tidy.
375 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
376 (function_value_32): New, from parts of ix86_function_value
377 and ix86_value_regno.
378 (function_value_64): New, from parts of ix86_function_value
379 and ix86_libcall_value.
380 (ix86_function_value_1): New.
381 (ix86_function_value, ix86_libcall_value): Use it.
382 (return_in_memory_32, return_in_memory_64): Split out ...
383 (ix86_return_in_memory): ... from here.
384 (ix86_struct_value_rtx): Skip for 64-bit.
385 (ix86_libcall_value, ix86_value_regno): Remove.
386 (setup_incoming_varargs_64): Split out ...
387 (ix86_setup_incoming_varargs): ... from here.
388 (ix86_va_start): Remove TARGET_DEBUG_ARG.
389 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
390 * config/i386/i386-protos.h (ix86_function_value): Remove.
391 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
393 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
396 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
397 infinities not supported, otherwise emit warning if -Woverflow. On
398 underflow, emit warning if -Woverflow.
399 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
401 * real.h (real_from_string): Update declaration
403 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
404 Richard Henderson <rth@redhat.com>
406 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
407 * calls.c (compute_argument_block_size, expand_call,
408 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
409 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
410 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
411 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
412 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
413 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
414 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
415 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
418 2007-03-22 Joseph Myers <joseph@codesourcery.com>
420 * c-incpath.c (add_sysroot_to_chain): New.
421 (merge_include_chains): Add sysroot argument. Call
422 add_sysroot_to_chain if sysrooted.
423 (register_include_chains): Update call to merge_include_chains.
424 * doc/cppopts.texi: Document use of '=' in include directory
427 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
429 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
430 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
431 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
432 insn pattern using X87MODEF12 mode macro.
434 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
436 * regmove.c (regmove_optimize): Use reg_mentioned_p
437 instead of reg_overlap_mentioned_p for DST.
439 2007-03-21 Mike Stump <mrs@apple.com>
441 * c.opt: Fixup for Objective-C/C++.
443 2007-03-21 Steve Ellcey <sje@cup.hp.com>
445 * explow.c (convert_memory_address): Fold memory reference when
446 POINTERS_EXTEND_UNSIGNED < 0
448 2007-03-21 Richard Henderson <rth@redhat.com>
451 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
452 * config/i386/mmintrin.h (__m64): Likewise.
453 * config/i386/xmmintrin.h (__m128): Likewise.
455 2007-03-21 Richard Sandiford <richard@codesourcery.com>
457 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
458 (VXWORKS_OS_CPP_BUILTINS): Define.
459 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
460 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
462 2007-03-21 Richard Sandiford <richard@codesourcery.com>
464 * rtl.h (constant_pool_reference_p): Delete.
465 (find_constant_src): Declare.
466 * rtlanal.c (find_constant_src): New function.
467 * simplify-rtx.c (constant_pool_reference_p): Delete.
468 * config/i386/i386.md: Use find_constant_src instead of
469 constant_pool_reference_p/avoid_constant_pool_reference pairs.
471 2007-03-21 Richard Sandiford <richard@codesourcery.com>
473 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
474 * c-cppbuiltin.c (c_cpp_builtins): Define them.
476 2007-03-20 Mark Mitchell <mark@codesourcery.com>
478 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
479 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
480 (arm_elf_asm_constructor): Use it.
481 (arm_elf_asm_destructor): New function.
483 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
485 * jump.c (mark_jump_label): Treat SEQUENCE specially.
487 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
489 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
491 2007-03-19 Andrew Haley <aph@redhat.com>
493 PR tree-optimization/31264
494 * tree-vrp.c (register_edge_assert_for_1): Don't look though
497 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
499 PR rtl-optimization/30907
500 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
501 (fwprop_init): Always call loop_optimizer_initialize.
502 (fwprop_done): Always call loop_optimizer_finalize.
503 (fwprop): We always have loop info now.
504 (gate_fwprop_addr): Remove.
505 (pass_fwprop_addr): Use gate_fwprop as gate.
507 PR rtl-optimization/30841
508 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
509 df_chain_alloc): Call df_reorganize_refs unconditionally.
510 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
511 refs_organized to refs_organized_size.
512 (df_ref_create_structure): Use refs_organized_size instead of
513 bitmap_size if refs had been organized, and keep refs_organized_size
515 * df.h (struct df_ref_info): Change refs_organized to
517 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
520 2007-03-19 Mark Mitchell <mark@codesourcery.com>
522 * except.c (output_function_exception_table): Do not reference the
523 EH personality routine for functions that do not require an
526 2007-03-20 Jakub Jelinek <jakub@redhat.com>
529 * c-typeck.c (convert_for_assignment): Call comptypes for
530 RECORD_TYPE or UNION_TYPE.
533 * reload1.c (reload): Do invalid ASM checking after
534 cleanup_subreg_operands.
536 2007-03-19 Jeff Law <law@redhat.com>
538 * tree-cfg.c (find_taken_edge): Tighten conditions for
539 optimizing computed gotos.
541 2007-03-19 Michael Matz <matz@suse.de>
543 * builtins.c (expand_builtin_sync_operation,
544 expand_builtin_compare_and_swap,
545 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
548 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
549 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
552 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
554 * doc/tm.texi: Add brackets around the return type of
555 TARGET_SECONDARY_RELOAD.
557 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
558 Richard Guenther <rguenther@suse.de>
560 PR tree-optimization/31254
561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
562 Use handled_component_p () where appropriate. Continue
563 propagating into the rhs if we propagated into an INDIRECT_REF
566 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
568 * config/s390/s390.md (op_type attribute): RRR instruction type added.
569 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
570 (xde, xdee): Mode attributes adjusted to support DFP modes.
571 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
572 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
573 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
574 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
575 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
576 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
577 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
579 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
580 "movsf"): Insn definitions removed.
581 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
582 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
583 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
585 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
586 "reload_in<mode>", "reload_out<mode>"): Expander added.
587 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
590 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
592 * config/s390/s390.md: Only non-functional changes. Renamed
593 FPR mode macro to BFP all over the file.
595 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
597 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
598 (op_type attribute): RRF instruction type added.
599 (fT0): New mode attribute.
600 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
601 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
602 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
603 no secondary memory is needed when moving DFmode values between GPRs
606 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
608 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
609 inverted and documentation adjusted.
610 ("mhard-dfp", "msoft-dfp"): New options.
611 * config/s390/s390.c (s390_handle_arch_option): New architecture
613 (override_options): Sanity checks for the new options added.
614 * config.gcc: New architecture switch: z9-ec.
615 * config/s390/s390.h (processor_flags): PF_DFP added.
616 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
617 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
618 when the bit is NOT set so remove it from the defaults.
620 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
622 * genemit.c (main): Print include statement for dfp.h.
623 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
626 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
628 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
630 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
633 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
636 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
638 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
639 attr_length_call, output_call, output_indirect_call): Cleanup
640 formatting of targetm calls.
642 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
644 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
646 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
648 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
649 reservation, bypass and anti-bypass descriptions for these instructions.
650 Update move patterns.
651 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
654 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
656 * tree-vect-transform.c (get_initial_def_for_induction): Replace
657 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
658 (get_initial_def_for_reduction): Likewise.
660 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
662 Fix PR tree-optimization/29922
663 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
664 (get_representative): Removed.
665 (value_dies_in_block_x): Update for rvuse removal.
666 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
667 (compute_antic_aux): Handle when PHI nodes appear in
668 non-single-successors.
669 (dump_bitmap_of_names): Removed.
670 (compute_antic_safe): Renamed and removed rvuse calculation.
671 Calculate only antic safe.
672 (insert_into_preds_of_block): Remove assert.
673 (execute_pre): Update for renamed functions.
674 (defer_or_phi_translate_block): New function.
676 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
678 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
679 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
681 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
682 Follow spelling conventions.
684 * tree-data-ref.h: Remove the prototype for analyze_array.
686 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
688 PR tree-optimization/31041
689 * tree-vect-transform.c (get_initial_def_for_induction): Call
690 force_gimple_operand.
692 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
694 * ipa-type-escape.c (look_for_casts) : Revert code to use
695 handled_component_p due to ada test a-numaux.adb.
697 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
699 * final.c (final_scan_insn): Alter the condition of a
700 conditional trap if we have nonstandard CC.
702 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
704 * configure.ac: Remove excess quoting from asm line 0 test.
705 * configure: Rebuilt.
707 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
709 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
710 * c-common.c (convert_and_check): Move warning logic to...
711 (warnings_for_convert_and_check): ...here. Define.
712 * c-common.h (warnings_for_convert_and_check): Declare.
714 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
716 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
717 (output_call): Likewise.
719 2007-03-16 Richard Sandiford <richard@codesourcery.com>
721 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
723 2007-03-16 Richard Sandiford <richard@codesourcery.com>
725 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
727 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
729 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
730 opteron, athlon-64 and athlon-fx processor_alias_table entries.
732 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
734 PR tree-optimization/31183
735 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
736 Use double_int instead of unsigned int for representing access_strides.
737 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
739 2007-03-16 Richard Guenther <rguenther@suse.de>
741 PR tree-optimization/31146
742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
743 to allow recursion of forward_propagate_addr_expr.
744 (forward_propagate_addr_into_variable_array_index): Likewise.
745 (forward_propagate_addr_expr): Likewise.
746 (tree_ssa_forward_propagate_single_use_vars): Likewise.
747 (forward_propagate_addr_expr_1): Recurse on simple copies
748 instead of propagating into them. Do so for useless conversions
750 (forward_propagate_addr_expr): Clean up unused statements after
753 2007-03-16 Richard Guenther <rguenther@suse.de>
755 * builtins.c (expand_builtin_cexpi): Use the right argument
756 for the expansion via cexp.
758 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
760 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
761 * configure: Rebuilt.
763 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
766 * dwarf2out.c (force_type_die): Adjust comment.
767 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
769 2007-03-15 DJ Delorie <dj@redhat.com>
771 * config/frv/predicates.md (minmax_operator): Don't check operands
774 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
776 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
777 Update constant estimates of number of iterations.
778 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
779 argument renamed to "realistic".
780 (compute_estimated_nb_iterations): Removed.
781 (record_niter_bound): New function.
782 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
783 call record_nonwrapping_iv with upper = false.
784 (infer_loop_bounds_from_signedness): Pass upper argument to
785 record_nonwrapping_iv.
786 (estimate_numbers_of_iterations_loop): Do not call
787 compute_estimated_nb_iterations. Record estimate based on profile
788 information. Initialize the constant estimates of number of
790 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
792 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
793 number of iterations is too small.
794 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
795 (EST_NOT_AVAILABLE): Removed.
796 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
797 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
800 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
802 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
803 Handle NE_EXPR guards.
805 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
808 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
809 Set also -pedantic-errors by default for the preprocessor unless
810 -fpermissive is given.
812 2007-03-15 Richard Guenther <rguenther@suse.de>
816 * builtins.c (expand_builtin_cexpi): As a fallback if we
817 don't have builtins for sincos or cexp create a function
818 declaration for cexp and expand to a call to that.
819 (expand_builtin_int_roundingfn): Always fall
820 back to floor/ceil and its variants even if they may be
823 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
826 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
827 jump tables, move the call to delete_dead_jumptables from here...
828 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
829 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
830 don't allow merging of blocks that try_redirect_by_replacing_jump
831 also does not handle when not optimizing.
833 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
834 Francois-Xavier Coudert <coudert@clipper.ens.fr>
836 * config/i386/i386.md (x86_sahf_1): Correctly handle
839 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
842 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
843 x86_64_general_operand as operand[2] predicate. Remove "iF"
844 from operand constraints and use "e" constraint instead.
845 (*subti3_1, *subti3_1 splitter): Ditto.
846 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
847 operand[1] predicate.
849 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
851 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
852 arrays, multiply the access strides by the size of the sub-array.
853 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
855 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
857 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
858 the configured assembler supports the sahf mnemonic.
859 * configure: Regenerate.
860 * config.in: Regenerate.
862 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
863 emit "sahf" or ".byte\t0x9e" as asm template.
865 2007-03-14 Michael Meissner <michael.meissner@amd.com>
868 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
869 option to replace hard coded TARGET_xxx in md file.
870 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
871 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
872 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
873 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
874 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
875 (X86_TUNE_NOT_VECTORMODE): Ditto.
876 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
877 (TUNE_AVOID_VECTOR_DECODE): Ditto.
878 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
879 (TUNE_SLOW_IMUL_IMM8): Ditto.
880 (TUNE_MOVE_M1_VIA_OR): Ditto.
881 (TUNE_NOT_UNPAIRABLE): Ditto.
882 (TUNE_NOT_VECTORMODE): Ditto.
884 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
887 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
888 tuning options instead of hard coded TARGET_xxx.
889 (fix ssemode peephole2's): Ditto.
890 (imul peephole2's): Ditto.
892 (movdi_or_rex64): Ditto.
893 (move peephole2): Ditto.
894 (not peephole2's): Ditto.
896 2007-03-14 Dirk Mueller <dmueller@suse.de>
898 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
899 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
900 * c-parser.c (c_parser_if_body): Always add an empty statement in case
902 * c-parser.c (c_parser_do_statement): Warn about empty body in
904 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
905 * doc/invoke.texi (-Wempty-body): Update documentation.
907 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
910 * c-common.h (warn_for_div_by_zero): Declare.
911 * c-common.c (warn_for_div_by_zero): Define.
912 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
915 2007-03-14 Richard Sandiford <richard@codesourcery.com>
917 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
918 to PREFIX and STANDARD_PREFIX.
920 2007-03-14 Richard Sandiford <richard@codesourcery.com>
921 Phil Edwards <phil@codesourcery.com>
923 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
924 (__gthread_once_t): Remove busy field for RTPs.
925 (__GTHREAD_ONCE_INIT): Update accordingly.
927 2007-03-14 Richard Sandiford <richard@codesourcery.com>
929 * doc/invoke.texi: Document VxWorks options.
931 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
933 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
935 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
937 PR tree-optimization/30590
938 * tree-nrv.c (tree_nrv): Check for the partial update of the
941 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
943 * flags.h (flag_random_seed): Remove declaration, in favor of...
944 * toplev.h (get_random_seed, set_random_seed): ... these.
945 * tree.c (get_file_function_name): Use the former.
946 * opts.c (common_handle_option): Use the latter.
949 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
952 * cse.c (cse_find_path): Do not bail out if a basic block that
953 we already visited now becomes part of a path that starts at a
954 different basic block. Just disallow this, to make sure we
955 visit each basic block at most once.
957 2007-03-13 Jan Hubicka <jh@suse.cz>
959 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
960 when profile esitmate is present, calls with very low frequency are
963 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
965 PR tree-optimization/30730
966 PR tree-optimization/26900
967 * tree-ssa-loop-niter.c: Include gmp.h.
969 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
970 split_to_var_and_offset, determine_value_range,
971 bound_difference_of_offsetted_base, refine_bounds_using_guard,
972 bound_difference, bounds_add, bounds_negate,
973 number_of_iterations_ne_max, dump_affine_iv): New functions.
974 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
975 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
976 difference of initial and final value of control iv to validate
978 (number_of_iterations_cond): Add loop parameter. Determine bounds
979 on the difference of the extremes of the control iv. Add dumps.
980 (expand_simple_operations): Handle phi nodes.
981 (simplify_using_initial_conditions): Do not record used conditions.
982 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
983 Do not set additional_info.
984 (implies_nonnegative_p, implies_ge_p): Removed.
985 (derive_constant_upper_bound): Do not use parameter `additional'.
986 (record_estimate): Parameter `additional' removed. Parameter
987 `i_bound' added. Do not call derive_constant_upper_bound.
988 (record_nonwrapping_iv): Use derive_constant_upper_bound to
989 bound the number of iterations estimate.
990 (estimate_numbers_of_iterations_loop): Pass the estimate from
991 the number of iterations analysis to record_estimate.
992 * tree.h (multiple_of_p): Declare.
993 * tree-scalar-evolution.c (expression_expensive_p): Removed.
994 (scev_const_prop): Do not check expression_expensive_p.
995 * fold-const.c (multiple_of_p): Exported.
996 * double-int.c (double_int_mask): Exported.
997 * double-int.h (double_int_mask): Declare.
998 * tree-flow.h (struct tree_niter_desc): Removed additional_info
999 field. Added max field.
1001 2007-03-13 David Taylor <taylor@candd.org>
1004 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
1007 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1010 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
1011 two unamed patterns.
1013 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
1015 * config/i386/i386.opt (mcx16, msahf): New options.
1016 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
1017 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
1019 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
1020 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
1021 Output -mcx16 and -msahf options when corresponding bit is set.
1023 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
1026 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
1028 * configure.ac: Test for assembler tolerance to # 0 "".
1029 * configure, config.in: Rebuilt.
1030 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
1032 2007-03-13 Geoffrey Keating <geoffk@apple.com>
1034 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
1036 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
1037 (handle_syscall): Handle direct system calls.
1038 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
1040 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1042 * doc/invoke.texi: Fix cpp.info cross-reference.
1043 * doc/passes.texi: Fix gcc.info cross-reference.
1045 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
1047 PR tree-optimization/30835
1048 * lambda-code.c (can_convert_to_perfect_nest): Check whether
1049 bb_for_stmt is not NULL before accessing it.
1051 2007-03-12 Joseph Myers <joseph@codesourcery.com>
1053 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
1056 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
1059 * doc/install.texi: Document --enable-stage1-languages
1061 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
1063 * tree-pass.h (pass_into_cfg_layout_mode,
1064 pass_outof_cfg_layout_mode): Declare.
1065 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
1066 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
1067 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
1068 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
1070 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
1072 * c-decl.c (warn_variable_length_array): New function.
1073 Refactored from grokdeclarator to handle warn_vla
1074 and handle unnamed array case.
1075 (grokdeclarator): Refactored VLA warning case.
1076 * c.opt (Wvla): New flag.
1077 * doc/invoke.texi (Wvla): New warning.
1079 2007-03-12 Richard Henderson <rth@redhat.com>
1081 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
1082 (TARGET_SECTION_TYPE_FLAGS): New.
1084 2007-03-12 Richard Henderson <rth@redhat.com>
1086 * config/darwin.c (machopic_reloc_rw_mask): New.
1087 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1088 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1090 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1092 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1093 * cppdefault.h (cpp_PREFIX): Document.
1094 (cpp_PREFIX_len): Likewise.
1095 (cpp_EXEC_PREFIX): New variable.
1096 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1097 * c-incpath.c (add_standard_paths): Correct logic for relocating
1098 paths within prefix.
1100 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1103 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1105 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1106 fix_truncdfdi_sse using SSEMODEF mode macro.
1107 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1108 fix_truncdfsi_sse using SSEMODEF mode macro.
1109 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1110 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1112 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1114 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1117 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1119 * tree.h : Add multiple_of_p declaration.
1120 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1121 * ipa-type-escape.c (results_of_malloc): Redundant.
1122 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1123 (cast_type): Extended with new members.
1124 (check_cast): Returns cast_type.
1125 (cast): New structure for data of walk_use_def_chains.
1126 (is_malloc_result, is_cast_from_non_pointer_1,
1127 is_cast_from_non_pointer,
1128 is_array_access_through_pointer_and_index): New functions.
1129 (look_for_casts): Returns cast types.
1130 (check_call): Returns void.
1131 (okay_pointer_operation): Use support of pointer plus index,
1132 pointer plus constant and allow all multiplications.
1134 2007-03-11 Richard Guenther <rguenther@suse.de>
1136 PR tree-optimization/31115
1137 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1138 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1139 A shift count of zero is not special as with *_DIV_EXPR.
1140 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1143 2007-03-11 Ian Lance Taylor <iant@google.com>
1145 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1146 the *_DIV_EXPR codes correctly with overflow infinities.
1148 2007-03-11 Ira Rosen <irar@il.ibm.com>
1150 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1151 indicate success/failure of the analysis. Add negation to subtrahend
1152 in case of subtraction. Fail if both operands contain constants.
1153 (create_data_ref): Fail if analyze_offset fails.
1155 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1157 * config/i386/i386.md (frndintxf2): Rename to ...
1158 (rintxf2): ... this. Remove expander having same name.
1159 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1160 (roundsf2, rounddf2): Ditto.
1161 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1162 (lround<mode>di2, lround<mode>si2): Ditto.
1164 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1166 * lower-subreg.c: Include except.h.
1167 (decompose_multiword_subregs): Verify that the only control flow
1168 insns we can split are loads to multi-words pseudos.
1169 Handle breaking such blocks after splitting, instead of calling
1170 find_many_sub_basic_blocks.
1172 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1173 on the new basic block. Add a lengthy comment explaining why we
1174 thought this was necessary.
1175 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1177 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1180 * tree.c (walk_type_fields): Recurse into the element type of
1181 ARRAY_TYPEs if there is a pointer set.
1183 2007-03-10 Dirk Mueller <dmueller@suse.de>
1185 * c-common.c (warn_logical_operator): Fix condition.
1187 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1189 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1191 * config/darwin.c (machopic_select_section): Remove superfluous
1192 argument in call to categorize_decl_for_section. Remove unused
1195 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1197 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1199 * configure: Regenerate.
1201 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1204 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1205 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1206 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1207 Add LABEL_NUSES to emitted label.
1208 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1209 branch probability value to emitted jump insn.
1210 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1211 Do not check life information and do not re-arrange input operands
1212 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1214 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1216 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1217 the change of decode_asm_operands.
1219 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1221 * mode-switching.c (create_pre_exit): Skip blockage insn.
1223 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1225 * tree-pass.h (TODO_update_smt_usage): Remove.
1227 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1231 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1233 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1234 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1235 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1238 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1240 * gcc.c: Document %{, in big comment at top.
1241 (input_suffix_matches): Remove special handling for .s and
1243 (input_spec_matches): New.
1244 (handle_braces): Handle %{,.
1245 (validate_switches): ',' indicates a value which is not a switch.
1246 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1247 to detect assembler input.
1248 * config/i386/sol2.h (CPP_SPEC): Likewise.
1249 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1250 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1251 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1252 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1253 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1254 -m64 causes deployment target to default to 10.5.
1255 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1257 2007-03-09 Richard Henderson <rth@redhat.com>
1260 * target.h (targetm.asm.out.reloc_rw_mask): New.
1261 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1262 (TARGET_ASM_OUT): Use it.
1263 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1264 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1265 use the new reloc_rw_mask target hook instead.
1266 (default_section_type_flags_1): Merge into...
1267 (default_section_type_flags): ... here.
1268 (decl_readonly_section_1): Merge into...
1269 (decl_readonly_section): ... here.
1270 (default_elf_select_section_1): Merge into...
1271 (default_elf_select_section): ... here.
1272 (default_unique_section_1): Merge into...
1273 (default_unique_section): ... here.
1274 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1275 (default_select_rtx_section): Use it.
1276 (default_elf_select_rtx_section): Likewise.
1277 * output.h: Update to match.
1278 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1279 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1280 (TARGET_ASM_RELOC_RW_MASK): New.
1281 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1282 to categorize_decl_for_section.
1283 (x86_64_elf_unique_section): Likewise.
1284 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1285 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1286 (TARGET_ASM_RELOC_RW_MASK): New.
1287 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1288 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1289 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1290 (TARGET_RWRELOC): Remove.
1291 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1292 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1293 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1294 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1295 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1296 (rs6000_xcoff_select_section): Use decl_readonly_section.
1297 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1298 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1299 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1300 (TARGET_SECTION_TYPE_FLAGS): Remove.
1301 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1303 2007-03-09 Roger Sayle <roger@eyesopen.com>
1305 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1306 complex constant equality/inequality comparisons for here.
1307 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1308 known at compile-time or can be simplified to a scalar comparison.
1309 (fold_relational_const): Move compile-time evaluation of complex
1310 constant equality/inequality comparisons to here.
1312 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1314 PR rtl-optimization/30643
1315 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1317 (fold_rtx): Recurse, like before 2006-11-03.
1319 2007-03-09 DJ Delorie <dj@redhat.com>
1321 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1324 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1326 PR tree-optimization/30375
1327 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1328 LHS of statements is not the same.
1329 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1331 2007-03-09 Chao-ying Fu <fu@mips.com>
1333 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1335 * doc/invoke.texi (-mdspr2): Document new option.
1336 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1337 New unspec for DSP REV 2.
1338 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1339 these instructions are extended in DSP REV 2.
1340 (mips-dspr2.md): Include.
1341 * config/mips/mips.opt (mdspr2): New option.
1342 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1343 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1344 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1345 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1346 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1347 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1348 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1350 (bdesc_map): Add one field of unsupported_target_flags.
1351 (bdesc_arrays): Update entries to have extra fields. Add
1353 (mips_init_builtins): Initialize new function types.
1354 Check unsupported_target_fileds to filter out builtins.
1355 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1357 (ASM_SPEC): Pass mdspr2 to the assembler.
1358 * config/mips/mips-dspr2.md: New file.
1360 2007-03-09 Sa Liu <saliu@de.ibm.com>
1362 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1364 2007-03-09 Ian Lance Taylor <iant@google.com>
1366 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1367 argument) like -Wstrict-overflow=2.
1368 * doc/invoke.texi (Warning Options): Update documentation.
1370 2007-03-09 Dirk Mueller <dmueller@suse.de>
1373 * doc/invoke.texi (-Wlogical-op): Document.
1374 * common.opt (-Wlogical-op): New.
1375 * c-common.h (warn_logical_operator): Declare.
1376 * c-common.c (warn_logical_operator): Define.
1377 * c-typeck.c (parser_build_binary_op): Call
1378 warn_logical_operator.
1380 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1382 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1383 * final.c (final_scan_insn): Test for non-"" file name.
1385 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1387 * doc/loop.texi: Document the Omega linear constraints solver.
1388 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1389 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1390 omega-hash-table-size, omega-max-keys, and
1391 omega-eliminate-redundant-constraints.
1392 * tree-pass.h (pass_check_data_deps): Declared.
1395 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1396 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1397 pass_check_data_deps): New.
1398 * tree-data-ref.c (init_data_ref): Remove declaration.
1399 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1400 (analyze_array): Renamed init_array_ref, move up initializations.
1401 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1402 Removed arguments that are set to NULL.
1403 (analyze_indirect_ref): Correct indentation, correct call to
1405 (object_analysis): Call init_array_ref instead of analyze_array.
1406 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1407 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1408 of DR_ACCESS_FNS_ADDR.
1409 (init_omega_eq_with_af, omega_extract_distance_vectors,
1410 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1411 ddr_consistent_p): New.
1412 (compute_affine_dependence): Check consistency of ddrs when
1413 flag_check_data_deps is passed.
1414 (analyze_all_data_dependences): Uncomment.
1415 (tree_check_data_deps): New.
1416 * tree-data-ref.h: Include omega.h.
1417 (DR_ACCESS_FNS_ADDR): Removed.
1418 (data_dependence_relation): Add inner_loop.
1419 (DDR_INNER_LOOP): New.
1420 * common.opt (fcheck-data-deps): New.
1421 * tree-flow.h (tree_check_data_deps): Declare.
1422 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1423 (OBJS-common): Depend on omega.o.
1425 * passes.c (pass_check_data_deps): Scheduled.
1426 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1427 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1428 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1429 PARAM_VECT_MAX_VERSION_CHECKS,
1430 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1432 2007-03-09 Richard Guenther <rguenther@suse.de>
1434 PR tree-optimization/30904
1436 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1437 the same way as *_DIV_EXPR.
1439 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1441 * recog.c (decode_asm_operands): No mixed declarations and code.
1443 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1445 * rtl.def (ASM_INPUT): Add location.
1446 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1447 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1448 (decode_asm_operands): Add loc operand.
1449 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1450 * stmt.c (expand_asm): Rename to...
1451 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1452 gen_rtx_ASM_INPUT_loc.
1453 (expand_asm_expr): Adjust.
1454 * recog.c (decode_asm_operands): Add loc operand.
1455 (check_asm_operands, extract_insn): Adjust.
1456 * reload1.c (maybe_fix_stack_asms): Likewise.
1457 * final.c (asm_insn_count): Likewise.
1458 (final_scan_insn): Output # line before and after asm.
1460 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1462 * tree-ssa-structalias.c (variable_info): Remove
1464 (new_var_info): Ditto.
1465 (shared_bitmap_info_t): New structure.
1466 (shared_bitmap_table): New variable.
1467 (shared_bitmap_hash): New function.
1468 (shared_bitmap_eq): Ditto
1469 (shared_bitmap_lookup): Ditto.
1470 (shared_bitmap_add): Ditto.
1471 (merge_smts_into): Change to take bitmap directly.
1472 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1473 (init_alias_vars): Init shared bitmap hashtable.
1474 (delete_points_to_sets): Delete shared bitmap hashtable.
1475 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1476 is_aliased removal as a change that was still necessary was
1479 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1481 * config/i386/i386.h (override_options): Conditionally disable
1482 x86_sahf for 64bit targets only.
1484 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1487 * c-decl.c (merge_decls): Don't call make_var_volatile.
1488 * varasm.c (make_var_volatile): Remove.
1489 * output.h (make_var_volatile): Remove.
1491 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1493 PR tree-optimization/31085
1494 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1496 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1498 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1499 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1500 ATTR_CONST_NOTHROW_LIST.
1502 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1505 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1507 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1509 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1512 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1514 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1515 passed, use shared libgcc.
1517 2007-03-08 Roger Sayle <roger@eyesopen.com>
1519 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1520 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1521 (honor_protect_cleanup_actions, lower_try_finally_switch):
1523 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1524 ifc_temp_var): Likewise.
1525 * tree-inline.c (setup_one_parameter): Likewise.
1526 * tree-mudflap.c (mf_decl_cache_locals,
1527 mf_build_check_statement_for): Likewise.
1528 * tree-nested.c (init_tmp_var, save_tmp_var,
1529 finalize_nesting_tree_1): Likewise.
1530 * tree-outof-ssa.c (insert_copy_on_edge,
1531 insert_backedge_copies): Likewise.
1532 * tree-profile.c (tree_gen_edge_profiler,
1533 tree_gen_ic_profiler): Likewise.
1534 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1535 * tree-sra.c (sra_build_assignment): Likewise.
1536 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1537 * tree-ssa-math-opts.c (insert_reciprocals,
1538 execute_cse_sincos_1): Likewise.
1539 * tree-tailcall.c (adjust_accumulator_values,
1540 adjust_return_value): Likewise.
1541 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1542 * tree-vect-transform.c (vect_create_data_ref_ptr,
1543 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1544 vect_create_epilog_for_reduction, vectorizable_reduction,
1545 vectorizable_call, vectorizable_conversion,
1546 vectorizable_assignment, vectorizable_operation,
1547 vectorizable_type_demotion, vect_gen_widened_results_half,
1548 vect_permute_store_chain, vectorizable_store,
1549 vect_setup_realignment, vect_permute_load_chain,
1550 vectorizable_load, vectorizable_condition,
1551 vect_create_cond_for_align_checks): Likewise.
1552 * tree-vrp.c (build_assert_expr_for): Likewise.
1554 2007-03-08 Ian Lance Taylor <iant@google.com>
1556 * tree-vrp.c: Include "intl.h".
1557 (usable_range_p): New static function.
1558 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1559 overflowed values, juts set *strict_overflow_p.
1560 (compare_values): Only return -2 if one of the operands is not a
1562 (compare_ranges): Call usable_range_p.
1563 (compare_range_with_value): Likewise.
1564 (vrp_evaluate_conditional_warnv): Rename from
1565 vrp_evaluate_conditional. Make static. Change all callers.
1566 (vrp_evaluate_conditional): New function.
1567 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1569 (simplify_abs_using_ranges): Likewise.
1570 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1571 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1572 within_stmt parameter.
1573 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1574 vrp_evaluate_conditional.
1575 * tree-ssa-threadedge.c
1576 (record_temporary_equivalences_from_stmts_at_dest): Change
1577 simplify parameter to take a second tree parameter.
1578 (simplify_control_stmt_condition): Likewise.
1579 (thread_across_edge): Likewise.
1580 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1581 (thread_across_edge): Likewise.
1582 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1584 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1586 * config/i386/i386.h (TARGET_SAHF): New define.
1587 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1588 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1589 (x86_sahf): New global variable.
1590 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1591 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1592 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1593 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1595 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1596 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1597 when expanding fcomi/sahf based tests.
1598 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1599 expanding sahf based alternative. Emit sahf based sequence when
1600 optimizing for code size.
1601 * config/i386/i386.md (x86_sahf_1): Do not disable for
1602 TARGET_64BIT, enable for TARGET_SAHF.
1604 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1606 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1607 spurious whitespace from error message.
1609 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1612 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1614 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1616 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1618 * tree-sra.c (instantiate_element): Propagate disabled warnings
1619 from the element itself to the created variable.
1621 2007-03-07 Richard Henderson <rth@redhat.com>
1624 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1625 silently fix up the stack in the case of a missing register.
1627 2007-03-07 Paul Brook <paul@codesourcery.com>
1629 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1631 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1633 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1635 (phase1_vrs): Use them.
1636 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1637 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1638 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1639 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1640 __gnu_Unwind_Restore_WMMXC if required.
1641 (_Unwind_VRS_Pop): Implement iWMMXt support.
1642 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1643 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1644 gnu_Unwind_Save_WMMXC): Define.
1646 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1648 * config/vxworks.h (vxworks_override_options): Declare.
1649 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1650 * config/vxworks.c: Include target.h and toplev.h.
1651 (vxworks_override_options): New function.
1652 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1654 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1656 * config/s390/s390.c (override_options): Don't emit an error when
1657 -mstack-size is used without providing -mstack-guard.
1658 (s390_emit_prologue): Choose stack_guard value automatically if not
1659 provided via command line.
1660 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1662 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1664 * config/i386/i386.c (output_set_got): Add a GOT initialization
1665 sequence for VxWorks PIC.
1666 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1667 around labels as well as symbols. Use gotoff_operand instead
1668 of local_symbolic_operand.
1669 (legitimize_pic_address): Use gotoff_operand instead of
1670 local_symbolic_operand. Use @GOT accesses for labels as
1672 (ix86_output_addr_diff_elt): Use PC-relative rather than
1673 GP-relative offsets for VxWorks PIC.
1674 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1675 no_new_pseudos. Check whether the returned register is op0.
1676 * config/i386/i386.md (tablejump): Use PC-relative rather than
1677 GP-relative offsets for VxWorks PIC.
1678 * config/i386/predicates.md (gotoff_operand): New predicate.
1680 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1682 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1684 * config/vxworks-dummy.h: New file.
1685 * config/i386/i386.h: Include it.
1687 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1689 * dwarf2out.c (is_inlined_entry_point): New
1690 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1691 DW_AT_ranges if the first subblock is the entry point.
1693 2007-03-06 David Daney <ddaney@avtrex.com>
1695 * doc/install.texi (mips-*-*): Change recommended binutils
1698 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1700 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1701 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1703 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1704 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1706 2007-03-06 Jan Hubicka <jh@suse.cz>
1708 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1709 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1711 (probably_cold_bb_p): Cold functions are cold.
1712 (probably_never_executed_bb_p): Cold functions are cold.
1713 (tree_bb_level_predictions): Predict calls to cold functions as not
1715 (compute_function_frequency): Check hot/cold attributes.
1716 * function.h (function_frequency): Update comments.
1717 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1718 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1719 (c_common_att): Add cold and hot.
1721 * doc/extend.texi (hot,cold attributes): Document.
1723 2007-03-06 Andrew Haley <aph@redhat.com>
1725 * function.c (expand_function_end): Move blockage to just after we
1726 emit the label for the naked return from the function.
1728 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1730 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1733 2007-03-06 Jan Hubicka <jh@suse.cz>
1735 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1736 loaded for constant large models. Non-large 64bit PIC can do.
1737 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1738 * cmodel.h: Add LARGE PIC.
1739 * i386.md (UNSPEC_PLTOFF): New.
1740 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1742 (*call_1_rex64): Disable for large models.
1743 (*call_1_rex64_large): New.
1744 (*call_value_1_rex64): Disable for large models.
1745 (*call_value_1_rex64_large): New.
1746 (set_rip_rex4): New.
1747 (set_got_offset_rex64): New.
1748 * predicates.md (constant_call_address_operand): For large model
1749 constant calls are not possible.
1750 * i386-protos.h (construct_plt_address): Declare.
1751 * i386.c (override_options): Accept large models.
1752 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1753 (legitimate_constant_p): Add new UNSPECs.
1754 (legitimate_pic_operand_p): Likewise.
1755 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1756 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1758 (output_pic_addr_const): Add PLTOFF.
1759 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1760 (ix86_expand_move): Legitimize pic address when in PIC mode.
1761 (construct_plt_address): New function.
1762 (ix86_expand_call): Offload the address to register and use GOT pointer
1764 * invoke.texi (mcmodel=large): Update documentation.
1766 2007-03-06 Richard Henderson <rth@redhat.com>
1768 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1769 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1770 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1771 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1772 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1773 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1774 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1775 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1776 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1777 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1778 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1779 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1780 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1781 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1782 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1783 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1784 x86_schedule, x86_use_bt, x86_pad_returns,
1785 x86_use_xchgb): Merge into ...
1786 (ix86_tune_features): ... here. New array.
1787 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1788 x86_bswap): Merge into ...
1789 (ix86_arch_features): ... here. New array.
1790 (x86_3dnow_a): Remove.
1791 (x86_accumulate_outgoing_args): Make static.
1792 (x86_arch_always_fancy_math_387): Make static.
1793 (ix86_tune_mask, ix86_arch_mask): Move ...
1794 (override_options): ... to local variables here. Apply the
1795 appropriate mask to each element of ix86_arch_features and
1796 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1797 as were done in the old macros.
1798 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1799 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1800 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1801 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1802 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1803 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1804 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1805 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1806 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1807 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1808 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1809 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1810 x86_accumulate_outgoing_args, x86_prologue_using_move,
1811 x86_epilogue_using_move, x86_decompose_lea,
1812 x86_arch_always_fancy_math_387, x86_shift1,
1813 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1814 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1815 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1816 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1817 x86_use_incdec, x86_pad_returns, x86_bswap,
1818 x86_partial_flag_reg_stall): Remove.
1819 (enum ix86_tune_indices): New.
1820 (ix86_tune_features): New.
1821 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1822 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1823 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1824 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1825 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1826 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1827 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1828 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1829 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1830 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1831 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1832 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1833 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1834 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1835 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1836 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1837 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1838 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1839 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1840 TARGET_EXT_80387_CONSTANTS): Use it.
1841 (enum ix86_arch_indices): New.
1842 (ix86_arch_features): New.
1843 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1844 TARGET_BSWAP): Use it.
1845 (ix86_tune_mask, ix86_arch_mask): Remove.
1847 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1850 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1851 Define using $${sysroot_headers_suffix}.
1852 * configure: Regenerate.
1853 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1854 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1856 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1857 * gcc.c (print_sysroot_headers_suffix): New.
1858 (option_map): Include --print-sysroot-headers-suffix.
1859 (display_help): Mention -print-sysroot-headers-suffix.
1860 (process_command): Handle -print-sysroot-headers-suffix.
1861 (do_spec_1): Append multilib directory to include-fixed path if
1862 sysroot suffixes in use.
1863 (main): Handle -print-sysroot-headers-suffix.
1864 * Makefile.in (start.encap): Don't depend on xlimits.h
1865 (xlimits.h): Remove.
1866 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1867 limits.h for each multilib in fixinc_list.
1868 (fixinc_list, s-fixinc_list): New.
1869 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1870 generate them for each multilib in fixinc_list.
1871 (stmp-fixproto): Use include-fixed. Run fixproto for each
1872 multilib in fixinc_list.
1873 (mostlyclean): Don't remove xlimits.h.
1874 (clean): Remove include-fixed.
1875 (real-install-headers-tar, real-install-headers-cpio,
1876 real-install-headers-cp): Don't copy include, only include-fixed.
1877 (install-mkheaders): Depend on fixinc_list. Don't depend on
1878 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1879 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1880 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1882 2007-03-06 Jan Hubicka <jh@suse.cz>
1884 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1887 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1889 * configure.ac: Allow tm_file to contain build-directory files.
1890 * configure: Regenerate.
1891 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1892 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1893 * config/m68k/print-sysroot-suffix.sh: New file.
1895 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1897 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1898 of pic_offset_table_rtx if reload_completed.
1899 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1900 PIC_OFFSET_TABLE_REGNUM.
1901 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1903 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1904 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1906 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1908 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1909 functions that call eh_return.
1911 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1913 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1914 functions that need a constant pool.
1916 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1919 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1920 (m68k_preferred_reload_class): Likewise.
1921 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1922 (SECONDARY_RELOAD_CLASS): Define.
1923 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1924 (LIMIT_RELOAD_CLASS): Delete.
1925 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1926 registers from storing bytes.
1927 (m68k_secondary_reload_class): New function.
1928 (m68k_preferred_reload_class): Likewise.
1930 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1932 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1934 (m68k_expand_prologue): Likewise.
1936 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1938 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1939 (mips_expand_epilogue): Add a bool parameter.
1940 (m68k_legitimize_sibcall_address): Declare.
1941 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1942 (m68k_expand_epilogue): Add a parameter to select between sibling
1943 and normal epilogues. Only generate a return for the latter.
1944 (m68k_ok_for_sibcall_p): New function.
1945 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1946 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1947 (sibcall_value, *sibcall_value): Likewise.
1948 (*call, *call_value): Require !SIBLING_CALL_P.
1949 (epilogue): Update call to m68k_expand_epilogue.
1950 (sibcall_epilogue): New pattern.
1951 * config/m68k/predicates.md (const_call_operand): Say that this
1952 predicate applies to sibling calls too.
1953 (sibcall_operand): New predicate.
1955 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1957 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1958 alternatives as movsi_cf.
1959 (movsf_cf_hard): Add commentary.
1961 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1962 Richard Sandiford <richard@codesourcery.com>
1964 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1965 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1966 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1967 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1968 as being live on exit from an interrupt function.
1969 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1970 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1971 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1972 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1973 (m68k_interrupt_function_p): Globalize.
1974 (m68k_compute_frame_layout): Remove reverse mask code.
1975 (m68k_emit_movem, m68k_set_frame_related): New functions.
1976 (m68k_output_function_prologue): Delete in favor of...
1977 (m68k_expand_prologue): ...this new function.
1978 (m68k_output_function_epilogue): Delete in favor of...
1979 (m68k_expand_epilogue): ...this new function.
1980 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1982 (print_operand): Handle %?.
1983 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1984 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1985 (prologue, epilogue): New patterns.
1986 (return): Turn into a define_expand.
1987 (*return): New pattern, derived from old "return" pattern. Use rte
1988 rather than rts for interrupt functions. Only use rtd if the pop
1990 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1991 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1992 (link, *link, unlink, *unlink, load_got): Likewise.
1994 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1998 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1999 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
2000 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
2001 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
2002 and m68k_matches_u_p.
2003 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
2004 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
2005 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
2006 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
2007 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
2008 (REG_STRICT_P): New macro.
2009 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
2010 PCREL_GENERAL_OPERAND_OK.
2011 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
2012 m68k_legitimate_base_reg_p.
2013 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
2014 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
2015 (PIC_CASE_VECTOR_ADDRESS): Update comment.
2016 * config/m68k/m68k.c (m68k_address): New structure.
2017 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
2018 (m68k_decompose_index, m68k_legitimate_constant_address_p)
2019 (m68k_jump_table_ref_p, m68k_decompose_address)
2020 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
2021 (m68k_matches_u_p): New functions.
2022 (print_operand_address): Rewrite to use m68k_decompose_index.
2024 2007-03-05 David Taylor <dtaylor@emc.com>
2026 * gcc.c: Correct copyright date in --version output.
2028 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2030 * pa.md: In unamed move patterns, disparge copies between general
2031 and floating point registers using '?' modifier. Don't include 'f'
2032 constraint for register preferences in DImode, SImode, HImode and
2033 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
2034 Remove constraints for copies between general and floating registers
2035 in soft-float DFmode pattern.
2036 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
2040 2007-03-05 Mike Stump <mrs@apple.com>
2042 * c-common.c (targetcm): Add.
2043 * c-opts.c (c_common_handle_option): Handle language specific
2045 * opts.c (handle_option): Verify language for target options, if
2047 * opth-gen.awk: Add CL_LANG_ALL.
2048 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
2049 (TARGETCM_INITIALIZER): Add.
2050 * target.h (struct gcc_targetcm): Add.
2052 * targhooks.c (default_handle_c_option): Add.
2053 * targhooks.h (default_handle_c_option): Add.
2054 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
2056 * config/darwin.opt (iframework): Add.
2057 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
2058 * config/darwin-c.c (handle_c_option): Add.
2059 (TARGET_HANDLE_C_OPTION): Add.
2061 * doc/invoke.texi (Darwin Options): Add -iframework.
2063 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2065 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
2068 2007-03-05 Ian Lance Taylor <iant@google.com>
2070 * c.opt (fgnu89-inline): New option.
2071 * c-opts.c (c_common_post_options): Set default value for
2073 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
2074 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
2076 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
2077 (grokdeclarator, start_function): Likewise.
2078 * c-cppbuiltin.c (c_cpp_builtins): Define either
2079 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
2080 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
2081 (C Dialect Options): Document -fgnu89-inline.
2082 * doc/extend.texi (Function Attributes): Explain what the
2083 gnu_inline attribute does.
2084 * doc/cpp.texi (Common Predefined Macros): Document
2085 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2087 2007-03-05 Ian Lance Taylor <iant@google.com>
2089 PR tree-optimization/31034
2090 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2091 half-range if the other side is an overflow infinity.
2093 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2095 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2096 (bfin*-linux-uclibc*): New configuration.
2097 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2099 * config/bfin/linux.h: New file.
2100 * config/bfin/libgcc-bfin.ver: New file.
2101 * config/bfin/t-bfin-uclinux: New file.
2102 * config/bfin/t-bfin-linux: New file.
2103 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2104 (TARGET_OS_CPP_BUILTINS): New macro.
2106 2007-03-05 Richard Guenther <rguenther@suse.de>
2108 * fold-const.c (fold_binary): Remove duplicate folding
2109 of comparison of non-null ADDR_EXPR against null.
2111 2007-03-05 Richard Guenther <rguenther@suse.de>
2112 Dorit Nuzman <dorit@il.ibm.com>
2114 PR tree-optimization/26420
2115 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2116 are no loops in the function. Only print the number of
2117 vectorized loops if it is greater than zero or we are supposed
2118 to print information about unvectorized loops.
2120 2007-03-05 Revital Eres <eres@il.ibm.com>
2122 * gcc.dg/var-expand1.c: New test.
2123 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2124 when an accumulator is expanded.
2126 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2129 * c-common.c (convert_and_check): Don't give warnings for
2130 conversion if 'expr' already overflowed.
2132 2007-03-04 Roger Sayle <roger@eyesopen.com>
2135 * fold-const.c (fold_comparison): Enforce type consistency when
2136 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2138 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2140 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2141 containing a cast to the base of TARGET_MEM_REF.
2143 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2145 * tree.c (tree_contains_struct_check_failed): Remove spurious
2146 whitespace from error message.
2148 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2151 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2152 instead of precision.
2154 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2155 Nathan Sidwell <nathan@codesourcery.com>
2157 * emit-rtl.c (find_auto_inc): New.
2158 (try_split): recreate REG_INC notes,
2159 Use regular for loops rather than whiles.
2161 2007-03-03 Andreas Schwab <schwab@suse.de>
2163 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2164 * configure: Regenerate.
2166 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2168 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2169 flag_rounding_math, not flag_unsafe_math_optimizations.
2171 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2173 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2174 alpha_fold_vector_minmax): Likewise.
2175 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2176 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2178 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2180 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2181 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2182 if the lhs has side-effects.
2183 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2185 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2187 * config/i386/i386.h (TUNEMASK): Remove define.
2188 (ARCHMASK): Remove define.
2189 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2190 Use ix86_arch_mask variable instead of ARCHMASK.
2191 * config/i386/i386.c (override_options): Ditto.
2192 (standard_80387_constant_p): Ditto.
2194 2007-03-02 Ian Lance Taylor <iant@google.com>
2196 Used signed infinities in VRP.
2197 * tree-vrp.c (uses_overflow_infinity): New static function.
2198 (supports_overflow_infinity): New static function.
2199 (make_overflow_infinity): New static function.
2200 (negative_overflow_infinity): New static function.
2201 (positive_overflow_infinity): New static function.
2202 (is_negative_overflow_infinity): New static function.
2203 (is_positive_overflow_infinity): New static function.
2204 (is_overflow_infinity): New static function.
2205 (overflow_infinity_range_p): New static function.
2206 (compare_values_warnv): New function split out of compare_values.
2207 (compare_value): Call it.
2208 (set_value_range_to_nonnegative): Add overflow_infinity
2209 parameter. Change caller.
2210 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2212 (vrp_expr_computes_nonzero): Likewise.
2213 (compare_ranges, compare_range_with_value): Likewise.
2214 (compare_name_with_value, compare_names): Likewise.
2215 (vrp_evaluate_conditional): Likewise.
2216 (set_value_range): Handle infinity
2217 (vrp_operand_equal_p, operand_less_p): Likewise.
2218 (extract_range_from_assert): Likewise.
2219 (vrp_int_const_binop): Likewise.
2220 (extract_range_from_binary_expr): Likewise.
2221 (extract_range_from_unary_expr): Likewise.
2222 (extract_range_from_comparison): Likewise.
2223 (extract_range_from_expr): Likewise.
2224 (dump_value_range): Likewise.
2225 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2226 (test_for_singularity): Likewise.
2227 (vrp_int_const_binop): Remove inline qualifier.
2228 (adjust_range_with_scev): Add comment.
2229 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2231 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2233 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2234 (get_constraint_for): Likewise.
2235 (do_structure_copy): Likewise.
2236 (find_func_aliases): Fix references to MODIFY_EXPR.
2237 (intra_create_variable_infos): Tidy.
2238 * tree-ssa-operands.c (add_virtual_operand): Add argument
2240 When adding members of alias sets, if IS_CALL_SITE is true and
2241 the symbol is not call-clobbered, skip it.
2244 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2246 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2247 entry by means of emit_insn_at_entry.
2249 2007-03-02 Richard Henderson <rth@redhat.com>
2251 * expr.h (promoted_input_arg): Remove decl.
2252 * function.c (promoted_input_arg): Merge into ...
2253 * combine.c (setup_incoming_promotions): ... only caller.
2254 Rearrange to avoid double loop.
2256 2007-03-02 Ben Elliston <bje@au.ibm.com>
2257 Peter Bergner <bergner@vnet.ibm.com>
2258 Janis Johnson <janis187@us.ibm.com>
2260 * config/rs6000/dfp.md: New file.
2261 * config/rs6000/rs6000.md: Include dfp.md.
2262 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2263 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2264 and TDmode decimal float modes in FP registers.
2265 (num_insns_constant): Likewise.
2266 (rs6000_legitimate_offset_address_p): Likewise.
2267 (rs6000_legitimize_address): Likewise.
2268 (rs6000_legitimize_reload_address): Likewise.
2269 (rs6000_legitimate_address): Likewise.
2270 (rs6000_emit_move): Likewise.
2271 (function_arg_boundary): Likewise.
2272 (function_arg_advance): Likewise.
2273 (rs6000_darwin64_record_arg_recurse): Likewise.
2274 (function_arg): Likewise.
2275 (rs6000_gimplify_va_arg): Likewise.
2276 (rs6000_split_multireg_move): Likewise.
2277 (rs6000_output_function_epilogue): Likewise.
2278 (rs6000_output_function_epilogue): Likewise.
2279 (rs6000_register_move_cost): Likewise.
2280 (rs6000_function_value): Likewise.
2281 (rs6000_libcall_value): Likewise.
2283 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2285 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2287 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2289 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2290 Use $MULTIDIR to choose between the kernel and RTP headers,
2291 and use $WIND_BASE and $WIND_USR to locate them.
2293 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2295 * config/i386/i386.c (override_options): Put initialization of
2296 ix86_tune_mask and ix86_arch_mask to the correct place.
2298 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2299 Michael Meissner <michael.meissner@amd.com>
2302 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2304 (TARGET_CMOVE): Use ARCHMASK.
2305 (TARGET_CMPXCHG): Ditto.
2306 (TARGET_CMPXCHG8B): Ditto.
2307 (TARGET_XADD): Ditto.
2308 (TARGET_BSWAP): Ditto.
2309 * config/i386/i386.c (ix86_tune_mask): New global variable.
2310 (ix86_arch_mask): Ditto.
2311 (override_options): Initialize ix86_tune_mask and
2312 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2315 2007-03-02 Ben Elliston <bje@au.ibm.com>
2318 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2320 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2322 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2323 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2324 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2325 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2327 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2328 rs6000_init_dwarf_reg_sizes_extra): New.
2329 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2330 SPE register high parts.
2332 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2334 * Makefile.in: Add install-pdf target as
2335 copied from automake v1.10 rules.
2336 * configure.ac: Add install-pdf to target list.
2337 * configure: Regenerate.
2339 2007-03-01 Paul Brook <paul@codesourcery.com>
2341 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2342 modes to LDRD for DImode.
2343 (output_move_double): Fixup out of range ldrd/strd.
2344 (vfp_secondary_reload_class): Rename...
2345 (coproc_secondary_reload_class): ... to this. Add wb argument.
2346 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2347 coproc_secondary_reload_class for CLASS_IWMMXT.
2348 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2349 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2351 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2353 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2354 factor by the estimated number of iterations.
2355 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2358 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2359 decode_caches_intel, detect_caches_intel): New functions.
2360 (host_detect_local_cpu): Use detect_caches_amd and
2361 detect_caches_intel.
2363 2007-03-01 Richard Henderson <rth@redhat.com>
2365 * expr.c (emit_move_complex_push): Export.
2366 (emit_move_complex_parts): Split out from ...
2367 (emit_move_complex): ... here.
2368 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2369 * config/i386/i386.md (movcdi): New.
2371 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2373 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2374 size of mode1 to check for tieable modes in MMX case.
2376 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2378 * Makefile.in (rtlanal.o): Depend on tree.h.
2379 * rtl.h (offset_within_section_p, split_const): Declare.
2380 * rtlanal.c: Include tree.h.
2381 (offset_within_block_p): New function, taken from
2382 mips_offset_within_object_p.
2383 (split_const): New function, taken from mips_split_const.
2384 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2386 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2387 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2388 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2389 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2390 (m68k_illegitimate_symbolic_constant_p): New function.
2391 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2392 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2393 symbolic constant that might be outside the symbol's section,
2394 move the symbol first and then add the offset.
2395 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2397 * config/mips/mips.c (mips_split_const): Delete.
2398 (mips_offset_within_object_p): Delete.
2399 (mips_symbolic_constant_p): Use offset_within_section_p and
2400 split_const instead of mips_offset_within_object_p and
2402 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2403 (mips_legitimize_const_move, print_operand_reloc)
2404 (mips_dangerous_for_la25_p): Use split_const instead of
2407 2007-02-28 Eric Christopher <echristo@apple.com>
2409 * Makefile.in (install-include-dir): Don't rm -rf include.
2411 2007-02-28 Richard Guenther <rguenther@suse.de>
2414 * fold-const.c (fold_binary): Do not associate expressions
2415 with more than one variable for integer types that do not wrap.
2417 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2419 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2420 Delete, and replace with...
2421 (fold_builtin_call_array): This. Update callers to use it.
2422 * fold-const.c (fold_build_call_list): Delete, and replace with...
2423 (fold_build_call_array): This.
2424 (fold_build_call_list_initializer): Delete, and replace with...
2425 (fold_build_call_array_initializer): This.
2426 * tree.h: Update declarations to reflect above changes.
2428 * c-typeck.c (build_function_call): Store converted arguments
2429 in a stack-allocated array instead of building a list.
2430 (convert_arguments): Store arguments in the array passed in as an
2431 argument, and return the actual number of arguments.
2432 * c-format.c: (check_function_format): Pass arguments in an
2433 array instead of a list.
2434 * c-common.c (check_function_nonnull): Likewise.
2435 (check_function_sentinel): Likewise.
2436 (check_function_arguments): Likewise.
2437 * c-common.h: Update declarations to reflect above changes.
2439 2007-02-28 Jan Hubicka <jh@suse.cz>
2441 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2442 PRED_NEGATIVE_RETURN): Update outcomes.
2444 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2446 * calls.c (emit_library_call_value_1): Handle partial registers
2447 correctly when building up CALL_INSN_FUNCTION_USAGE.
2449 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2451 * pa/predicates.md (move_src_operand): Allow zero for mode.
2452 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2455 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2458 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2459 *movv2df_internal): Enable pattern only for valid operand
2461 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2462 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2464 2007-02-27 Mike Stump <mrs@apple.com>
2466 * config/darwin-crt3.c: Avoid compilation when compiling for a
2469 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2471 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2473 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2474 for fixed headers and limits.h.
2475 (install-include-dir, install-headers-tar, install-headers-cpio,
2476 install-headers-cp, real-install-headers-tar,
2477 real-install-headers-cpio, real-install-headers-cp): Handle
2478 include-fixed as well as include.
2479 (install-mkheaders): Don't install files that go only in include
2481 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2482 from GCC_INCLUDE_DIR.
2483 * gcc.c (process_command): Remove special -BstageN/ handling.
2484 (do_spec_1): Add include-fixed directories.
2486 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2488 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2490 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2492 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2495 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2497 * c-common.c (get_priority): Add check for
2498 SUPPORTS_INIT_PRIORITY.
2500 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2502 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2504 * config/bfin/bfin.c: Include "cfglayout.h".
2505 (MAX_LSETUP_DISTANCE): New macro.
2506 (struct loop_info): New members incoming, incoming_src and
2507 incoming_dest. Delete member predecessor.
2508 (length_for_loop): New function.
2509 (bfin_optimize_loop): Handle more different loop structures.
2510 (bfin_discover_loop): Rework detection of predecessor blocks by
2511 examining incoming edges.
2512 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2514 (bfin_reorder_loops): New function.
2515 (bfin_reorg_loops): Use these three new functions.
2517 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2518 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2519 (CONSTRAINT_LEN): Add entry for 'q'.
2520 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2521 Add 'q' constraints.
2522 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2523 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2525 * config/bfin/bfin.md (add_with_carry): New pattern.
2526 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2527 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2528 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2529 support unsigned multiplies too. Removed incorrect commutativity from
2530 operand 1 constraint where appropriate.
2531 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2533 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2534 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2536 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2537 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2538 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2539 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2540 usmulhisi_hh_huh): New patterns.
2542 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2543 lshifthi3): Fix output template to use half reg for operand 2.
2545 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2548 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2550 2007-02-27 Andreas Schwab <schwab@suse.de>
2552 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2554 2007-02-27 Jan Hubicka <jh@suse.cz>
2556 * predict.c (last_basic_block_p): Remove.
2557 (tree_estimate_probability): Update return heuristic for commonized
2560 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2562 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2564 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2566 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2567 * doc/cpp.texi: Standardize title page.
2568 * doc/cppinternals.texi: Likewise.
2569 * doc/gcc.texi: Standardize title page, remove version number
2570 from copyright page.
2571 * doc/gccint.texi: Likewise.
2572 * doc/install.texi: Standardize title page, add table of
2575 2007-02-26 Jan Hubicka <jh@suse.cz>
2577 * predict.def: Set outcomes according to more recent results.
2578 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2579 Remove dead predictors.
2580 * predict.c (return_prediction): Fix pasto.
2582 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2584 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2585 change; avoid a memory leak when returning early.
2587 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2589 * c-decl.c (static_ctors): Move to c-common.c.
2590 (static_dtors): Likewise.
2591 (finish_function): Use c_record_cdtor_fn.
2592 (build_cdtor): Move to c-common.c.
2593 (c_write_global_declarations): Use c_build_cdtor_fns.
2594 * c-common.h (static_ctors): Declare.
2595 (static_dtors): Likewise.
2596 (c_record_cdtor_fn): Likewise.
2597 (c_build_cdtor_fns): Likewise.
2598 * c-common.c (static_ctors): New variable.
2599 (static_dtors): Likewise.
2600 (c_record_cdtor_fn): New function.
2601 (build_cdtor): Move from c-decl.c
2602 (c_build_cdtor_fns): New function.
2604 * output.h (assemble_addr_to_section): Declare.
2605 (get_cdtor_priority_section): Likewise.
2606 * varasm.c (assemble_addr_to_section): New function.
2607 (get_cdtor_priority_section): Likewise.
2608 (default_named_section_asm_out_destructor): Use them.
2609 (destor_dtor_section_asm_out_destructor): Likewise.
2610 (default_named_section_asm_out_constructor): Likewise.
2611 (default_ctor_section_asm_out_constructor): Likewise.
2612 * config.gcc (*-*-vxworks*): Include vxworks.o.
2613 * config/t-vxworks (vxworks.o): New target.
2614 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2615 (TARGET_ASM_CONSTRUCTOR): Define.
2616 (TARGET_ASM_DESTRUCTOR): Likewise.
2617 (vxworks_asm_out_constructor): Declare.
2618 (vxworks_asm_out_destructor): Likewise.
2620 * c-common.c (get_priority): Check that we have not just an
2621 INTEGER_CST, but an integer constant with integeral type.
2623 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2625 PR tree-optimization/30938
2626 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2627 use &dt[nargs-1] instead of &dt[nargs] in the call to
2628 vect_is_simple_use().
2630 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2632 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2633 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2634 Do not attempt to handle MEM inside auto-inc expressions.
2635 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2636 of a register modified by an auto-inc expression. However, do handle
2637 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2638 (elimination_effects): Prohibit elimination of a register modified
2639 by an auto-inc expression. Disable register elimination rules whose
2640 target register is modified by an auto-inc expression with variable
2643 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2645 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2647 (array_at_struct_end_p): New function.
2648 (idx_infer_loop_bounds): Use it.
2649 (estimate_numbers_of_iterations_loop): Export.
2650 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2651 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2652 (tree_estimate_probability): Call record_loop_exits.
2653 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2654 (estimated_loop_iterations, estimated_loop_iterations_int,
2655 estimated_loop_iterations_tree): New functions.
2656 (analyze_siv_subscript_cst_affine,
2657 compute_overlap_steps_for_affine_1_2,
2658 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2659 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2660 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2661 (PRED_LOOP_ITERATIONS_GUESSED): New.
2662 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2663 * cfgloop.h (estimate_numbers_of_iterations_loop,
2664 estimated_loop_iterations_int): Declare.
2666 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2668 * doc/extend.texi: Document optional priority argument to
2669 constructors and destructors.
2670 * tree.c (init_priority_for_decl): Adjust GTY markers.
2671 (init_ttree): Use priority-info hash functions for
2672 init_priority_for_decl.
2673 (tree_map_eq): Rename to ...
2674 (tree_map_base_eq): ... this.
2675 (tree_map_marked_p): Rename to ...
2676 (tree_map_base_marked_p): ... this.
2677 (tree_map_base_hash): New function.
2678 (decl_init_priority_lookup): Rework.
2679 (decl_fini_priority_lookup): New function.
2680 (decl_priority_info): New function.
2681 (decl_init_priority_insert): Use it.
2682 (decl_fini_priority_insert): Likewise.
2683 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2685 (decl_restrict_base_insert): Likewise.
2686 (decl_debug_expr_insert): Likewise.
2687 (decl_value_expr_lookup): Likewise.
2688 (decl_value_expr_insert): Likewise.
2689 * tree.h (priority_type): New type.
2690 (decl_init_priority_lookup): Use priority_type.
2691 (decl_fini_priority_lookup): New function.
2692 (decl_init_priority_insert): Use priority_type.
2693 (decl_fini_priority_insert): New function.
2694 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2695 (DECL_INIT_PRIORITY): Likewise.
2696 (SET_DECL_INIT_PRIORITY): Add comment.
2697 (DECL_FINI_PRIORITY): New macro.
2698 (SET_DECL_FINI_PRIORITY): Likewise.
2699 (DEFAULT_INIT_PRIORITY): Document.
2700 (MAX_INIT_PRIORITY): Likewise.
2701 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2702 (tree_map_base): New type.
2703 (tree_map_base_eq): New function.
2704 (tree_map_base_hash): Likewise.
2705 (tree_map_base_marked_p): Likewise.
2706 (tree_map): Inherit from tree_map_base.
2707 (tree_map_eq): Make it a macro.
2708 (tree_map_marked_p): Likewise.
2709 (tree_int_map): Inherit from tree_map_base.
2710 (tree_int_map_eq): Make it a macro.
2711 (tree_int_map_hash): Likewise.
2712 (tree_int_map_marked_p): Likewise.
2713 (tree_priority_map): New type.
2714 (tree_priority_map_eq): New macro.
2715 (tree_priority_map_hash): Likewise.
2716 (tree_priority_map_marked_p): Likewise.
2717 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2719 (emutls_common_1): Likewise.
2720 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2721 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2722 of tree_map hierarchy.
2723 * tree-cfg.c (move_stmt_r): Likewise.
2724 (new_label_mapper): Likewise.
2725 * c-tree.h (c_expand_body): Move to ...
2726 * c-common.h (c_expand_body): ... here.
2727 * c-decl.c (c_expand_body): Move to ...
2728 * c-common.c (c_expand_body): ... here.
2729 (c_common_attribute_table): Allow 1 argument for the constructor
2730 and destructor attributes.
2731 (get_priority): New function.
2732 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2733 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2735 2007-02-24 Jan Hubicka <jh@suse.cz>
2738 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2740 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2741 Jan Hubicka <jh@suse.cz>
2744 * i386.c (counter_mode): New function.
2745 (expand_set_or_movmem_via_loop): Use it.
2746 (expand_movmem_epilogue): Likewise; fix pasto.
2747 (ix86_expand_movmem): Do emit guard even for constant counts.
2748 (ix86_expand_setmem): Likewise.
2750 2007-02-25 Nick Clifton <nickc@redhat.com>
2752 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2753 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2755 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2758 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2759 count argument with 0x10, not with 0x16.
2760 (expand_setmem_epilogue): Ditto.
2762 2007-02-24 Mike Stump <mrs@apple.com>
2764 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2767 2007-02-24 Richard Guenther <rguenther@suse.de>
2770 * fold-const.c (fold_binary): Fold x +- CST op x for
2771 EQ_EXPR and NE_EXPR.
2773 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2775 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2777 2007-02-24 Jan Hubicka <jh@suse.cz>
2779 * cgraphunit.c (decide_is_function_needed): Honor
2780 -fkeep-inline-functions.
2782 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2784 * builtins.c (fold_builtin_modf): New.
2785 (fold_builtin_2): Use it.
2787 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2789 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2790 (determine_max_iter): Take additional LOOP arg; all callers changed.
2791 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2792 one using simplifications.
2793 (simplify_using_initial_values): Return if the expression becomes
2794 invalid due to altered regs.
2796 2007-02-23 DJ Delorie <dj@redhat.com>
2798 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2800 2007-02-23 Mike Stump <mrs@apple.com>
2802 * tlink.c (scan_linker_output): Parse linker messages from
2803 darwin9's linker better.
2805 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2808 * varpool.c (varpool_assemble_pending_decls): Set
2809 varpool_last_needed_node to null.
2811 2007-02-23 DJ Delorie <dj@redhat.com>
2813 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2814 alignment bigger than the object file can handle.
2816 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2819 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2820 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2821 (*movsf_1): Penalize MMX moves.
2823 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2825 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2826 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2828 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2830 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2832 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2833 (fold_builtin_1): Use them.
2834 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2835 BUILT_IN_SIGNIFICAND.
2837 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2839 * config/i386/i386.c (bdesc_1arg): Initialize
2840 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2841 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2842 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2843 and IX86_BUILTIN_MOVSLDUP.
2845 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2847 PR rtl-optimization/30841
2848 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2850 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2852 * builtins.c (fold_builtin_frexp): New.
2853 (fold_builtin_2): Use it.
2855 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2857 * doc/invoke.texi (Spec Files): Document getenv spec function.
2859 * gcc.c (getenv_spec_function): New function.
2860 (static_spec_functions): Add it.
2861 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2862 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2865 2007-02-22 Michael Matz <matz@suse.de
2868 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2869 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2871 2007-02-22 Ian Lance Taylor <iant@google.com>
2874 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2875 (mem_loc_descriptor): Call it.
2877 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2878 Ira Rosen <irar@il.ibm.com>
2880 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2882 2007-02-22 Ira Rosen <irar@il.ibm.com>
2884 PR tree-optimization/30843
2885 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2886 stores only after all the group is vectorized.
2888 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2890 PR tree-optimization/30858
2891 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2892 in the reduction cycle have a single use in the loop.
2893 * tree-vectorizer.h (relevant): Add documentation.
2895 2007-02-20 Mike Stump <mrs@apple.com>
2897 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2898 * configure: Regenerate.
2900 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2902 Change the defaults of some parameters and options.
2903 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2904 * config/spu/spu.c (spu_optimization_options): Add.
2905 (spu_override_options): Change params in spu_optimization_options.
2906 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2908 Register 127 is only 16 byte aligned when used as a frame pointer.
2909 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2910 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2911 HARD_FRAME_POINTER_REGNUM.
2912 (spu_legitimate_address): Use regno_aligned_for_reload.
2913 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2914 aligned when frame_pointer_needed is true.
2915 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2917 * config/spu/spu.h (INIT_EXPANDERS): Define.
2919 Make sure shift and rotate instructions have valid immediate operands.
2920 * config/spu/predicates.md (spu_shift_operand): Remove.
2921 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2922 * config/spu/constraints.md (W, O): Extend range.
2923 * config/spu/spu.md (umask, nmask): Define.
2924 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2925 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2926 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2927 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2928 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2929 (lshr<mode>3_reg): Fix rtl description.
2931 Make sure mulhisi immediate operands are valid.
2932 * config/spu/predicates.md (imm_K_operand): Add.
2933 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2935 Generate constants using fsmbi and andi.
2936 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2937 (print_operand, spu_split_immediate, classify_immediate,
2938 fsmbi_const_p): Handle IC_FSMBI2.
2940 Correctly handle a CONST_VECTOR containing symbols.
2941 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2942 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2943 (immediate_load_p): Allow symbols that use 2 instructions to create.
2944 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2945 with symbols when flag_pic is set.
2946 (const_vector_immediate_p): New.
2947 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2948 accept a CONST_VECTOR with symbols.
2949 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2950 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2952 * config/spu/spu.md (high, low): Delete.
2953 (low_<mode>): Define.
2955 Remove INTRmode and INTR_REGNUM, which didn't work.
2956 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2958 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2959 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2960 peephole2 pattern): Don't use INTR or 131.
2961 (movintrcc): Delete.
2962 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2963 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2964 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2965 (UNSPEC_SET_INTR): Add.
2966 * config/spu/spu-modes.def (INTR): Remove.
2968 More accurate warnings about run-time relocations.
2969 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2971 Correctly warn about immediate arguments to specific intrinsics.
2972 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2973 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2974 the instruction predicate.
2976 Fix tree check errors with latest update.
2977 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2979 (spu_expand_builtin): Use CALL_EXPR_FN.
2981 Add missing specific intrinsics.
2982 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2984 * config/spu/spu_internals.h: Ditto.
2986 Fix incorrect operand modifiers.
2987 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2988 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2990 Optimize one case of zero_extend of a vec_select.
2991 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2993 Accept any immediate for hbr.
2994 * config/spu/spu.md (hbr): Change s constraints to i.
2996 2007-02-21 Paul Brook <paul@codesourcery.com>
2998 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2999 condexec_count when skipping USE and CLOBBER.
3001 2007-02-21 Nick Clifton <nickc@redhat.com>
3003 * common.opt (Warray-bounds): Add Warning attribute.
3004 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
3006 (fsized-zeroes): Add Optimization attribute.
3007 (fsplit-wide-types, ftree-scev-cprop): Likewise.
3008 * c.opt (Wc++0x-compat): Add Warning attribute.
3010 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
3013 * reload1.c (eliminate_regs_in_insn): In the single_set special
3014 case, attempt to re-recognize the insn before falling back to
3015 having reload fix it up.
3017 2007-02-20 Eric Christopher <echristo@gmail.com>
3019 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
3020 Rewrite accordingly.
3021 (frv_read_iacc_argument): Ditto.
3022 (frv_expand_set_builtin): Take a call instead of arglist, update for
3024 (frv_expand_unop_builtin): Ditto.
3025 (frv_expand_binop_builtin): Ditto.
3026 (frv_expand_cut_builtin): Ditto.
3027 (frv_expand_binopimm_builtin): Ditto.
3028 (frv_expand_voidbinop_builtin): Ditto.
3029 (frv_expand_int_void2arg): Ditto.
3030 (frv_expand_prefetches): Ditto.
3031 (frv_expand_voidtriop_builtin): Ditto.
3032 (frv_expand_voidaccop_builtin): Ditto.
3033 (frv_expand_load_builtin): Ditto.
3034 (frv_expand_store_builtin): Ditto.
3035 (frv_expand_mdpackh_builtin): Ditto.
3036 (frv_expand_mclracc_builtin): Ditto.
3037 (frv_expand_mrdacc_builtin): Ditto.
3038 (frv_expand_mwtacc_builtin): Ditto.
3039 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
3042 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3044 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
3045 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
3047 (HAVE_GAS_DFP): Check for assembler support of decimal floating
3049 * configure: Regenerate.
3050 * config.in: Regenerate.
3051 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
3052 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
3053 masks to power6 and power6x and to POWERPC_MASKS.
3054 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3056 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
3057 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
3058 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
3059 Access PROTOTYPE as variable, not mask.
3061 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3063 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
3064 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
3065 * combine.c (adjust_for_new_dest): Use it.
3066 * postreload.c (reload_combine): Likewise.
3068 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
3070 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
3071 notes on an insn with multiple sets, even if single_set returns
3072 non-NULL for that insn.
3074 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3076 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
3079 2007-02-20 Geoffrey Keating <geoffk@apple.com>
3081 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
3082 if user didn't pass it.
3083 * config/i386/darwin.h (CC1_SPEC): Likewise.
3084 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
3085 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3086 -mmacosx-version-min.
3088 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3089 Uros Bizjak <ubizjak@gmail.com>
3091 * optabs.h (enum optab_index): Add new OTI_scalb.
3092 (scalb_optab): Define corresponding macro.
3093 * optabs.c (init_optabs): Initialize scalb_optab.
3094 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3096 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3097 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3098 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3099 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3100 flag_unsafe_math_optimizations is set.
3102 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3103 to implement scalbf, scalb and scalbl built-ins as inline x87
3106 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3107 DJ Delorie <dj@redhat.com>
3110 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3111 (diagnostic_report_diagnostic): ... here, and turn them into real
3112 errors. If warnings are inhibited, no need to do anything.
3114 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3116 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3117 better code generation.
3119 2007-02-20 Ben Elliston <bje@au.ibm.com>
3121 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3123 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3125 * config/alpha/alpha.c, config/alpha/alpha.md,
3126 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3127 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3128 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3129 config/arm/lib1funcs.asm: Follow spelling conventions.
3131 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3132 config/fr30/fr30.md, config/i386/i386.h,
3133 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3134 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3135 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3136 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3137 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3138 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3139 config/sparc/sparc.c, config/sparc/sparc.h,
3140 config/sparc/sparc.md, config/spu/constraints.md,
3141 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3144 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3147 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3150 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3152 * doc/invoke.texi (-ftree-lrs): Remove.
3154 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3156 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3159 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3161 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3162 new CALL_EXPR_FN macro for retrieving the function
3163 declaration of the input expression.
3165 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3167 * c.opt (Waddress): New.
3168 * common.opt (Walways-true): Delete.
3169 (Wstring-literal-comparison): Delete.
3170 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3171 -Wstring-literal-comparison. Add -Waddress.
3173 (Walways-true): Delete.
3174 (Wstring-literal-comparison): Delete.
3175 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3176 consistently instead of -Walways-true in example.
3177 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3178 * c-typeck.c (parser_build_binary_op): Replace
3179 -Wstring-literal-comparison and -Walways-true with -Waddress.
3180 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3183 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3185 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3186 without DECL_STRUCT_FUNCTION initialized.
3188 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3190 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3191 due to calls to functions taking pointers as parameters.
3193 2007-02-19 Richard Henderson <rth@redhat.com>
3196 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3199 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3201 * config/s390/s390.c (s390_call_saved_register_used,
3202 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3203 accessed to the new scheme.
3205 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3207 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3208 (cris_print_index, cris_print_operand, cris_print_operand_address)
3209 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3210 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3211 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3213 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3214 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3215 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3216 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3217 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3218 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3219 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3220 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3221 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3222 (uminsi3, call, call_value): Ditto.
3223 (define_split: indir_to_reg_split, unnamed): Ditto.
3225 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3227 PR tree-optimization/30975
3228 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3231 2007-02-18 Eric Christopher <echristo@gmail.com>
3233 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3234 Remove use of arglist.
3235 (mips_expand_builtin): Remove use of arglist, pass in expr.
3236 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3237 (mips_expand_builtin_movtf): Ditto.
3238 (mips_expand_builtin_compare): Ditto.
3240 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3242 * tree-sra.c (sra_build_assignment): Replace assertion
3243 checking with a comment explaining why it can't be done.
3245 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3248 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3249 during CALL_EXPR representation conversion.
3250 * tree-ssa-propagate.c (set_rhs): Likewise.
3252 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3254 * tree-sra.c (sra_build_assignment): Disable assertion checking
3257 2007-02-18 Roger Sayle <roger@eyesopen.com>
3259 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3260 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3261 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3263 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3264 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3265 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3266 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3267 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3268 force_gimple_operand): Likewise.
3269 * ipa-cp.c (constant_val_insert): Likewise.
3270 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3271 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3272 perfect_nestify): Likewise.
3273 * langhooks.c (lhd_omp_assignment): Likewise.
3274 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3275 lower_copyprivate_clauses, lower_send_clauses,
3276 lower_send_shared_vars, expand_parallel_call,
3277 expand_omp_for_generic, expand_omp_for_static_nochunk,
3278 expand_omp_for_static_chunk, expand_omp_sections,
3279 lower_omp_single_copy, lower_omp_for_lastprivate,
3280 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3281 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3282 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3285 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3287 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3288 config/sh/sh.md: Follow spelling conventions.
3290 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3291 config/frv/predicates.md: Follow spelling conventions.
3293 * config/m68k/linux-unwind.h: Fix a comment typo.
3294 * target.h: Follow spelling conventions.
3296 2007-02-18 Roger Sayle <roger@eyesopen.com>
3298 PR rtl-optimization/28173
3299 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3300 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3301 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3302 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3303 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3305 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3307 * builtins.c (fold_builtin_load_exponent): New.
3308 (fold_builtin_2): Use it.
3310 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3312 PR rtl-optimization/30773
3313 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3314 if we fail to attach a REG_EQUIV note.
3316 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3317 Roger Sayle <roger@eyesopen.com>
3319 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3321 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3323 * calls.c (initialize_argument_information): Pass original EXP
3324 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3325 code to split complex arguments here, as part of initializing the
3327 (expand_call): Remove code that builds a list of arguments and
3328 inserts implicit arguments into it. Instead, just count how many
3329 implicit arguments there will be so we can determine the size of
3330 the ARGS array, and let initialize_argument_information do the work.
3331 (split_complex_values): Delete unused function.
3333 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3335 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3337 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3339 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3340 for arg pointer based indexed addressing.
3342 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3344 * config/ia64/ia64.h, config/ia64/ia64.md,
3345 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3346 spelling conventions.
3348 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3350 * config/m68k/m68k.c (split_di): New.
3351 * config/m68k/m68k-protos.h: Declare split_di.
3352 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3353 Improve predicate handling and split constant shifts.
3355 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3357 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3358 parameter for register bitfield operations, general predicates
3361 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3363 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3364 * config/m68k/linux-unwind.h: New file.
3366 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3368 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3369 config/i386/athlon.md, config/ia64/ia64.md,
3370 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3371 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3372 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3373 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3374 tree-vect-transform.c: Fix comment typos.
3376 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3378 * sched-deps.c (find_insn_list): Remove.
3379 * sched-int.h: Remove the prototype for find_insn_list.
3381 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3383 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3385 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3386 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3387 darwin_rs6000_override_options.
3388 (C_COMMON_OVERRIDE_OPTIONS): Expect
3389 darwin_macosx_version_min to be non-NULL always.
3390 (TARGET_C99_FUNCTIONS): Likewise.
3391 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3392 (DARWIN_MINVERSION_SPEC): New.
3393 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3394 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3396 (DARWIN_MINVERSION_SPEC): New.
3397 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3399 * config/darwin-c.c (darwin_cpp_builtins): Expect
3400 darwin_macosx_version_min to be non-NULL always.
3402 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3404 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3406 * config/i386/i386.h (x86_use_xchgb): New.
3407 (TARGET_USE_XCHGB): New macro.
3408 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3409 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3410 Split after reload into bswaphi for shifts of 8.
3411 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3412 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3413 or when optimizing for size.
3415 2007-02-16 Richard Guenther <rguenther@suse.de>
3416 Christian Bruel <christian.bruel@st.com>
3418 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3419 DECLs but prefer SSA_NAMEs over DECLs.
3421 2007-02-16 Richard Guenther <rguenther@suse.de>
3423 * tree-flow-inline.h (single_imm_use_p): Remove.
3424 (zero_imm_uses_p): Likewise.
3425 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3426 instead of single_imm_use_p.
3427 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3430 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3433 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3434 nested double- and backquotes.
3436 2007-02-15 Roger Sayle <roger@eyesopen.com>
3439 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3440 should be unreachable.
3441 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3442 For the time being redirect GIMPLE_MODIFY_STMT to the new
3443 (renamed) build_gimple_modify_stmt_stat.
3444 (build2_gimple_stat): Rename to...
3445 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3446 Always build a GIMPLE_MODIFY_STMT node.
3447 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3448 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3451 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3452 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3453 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3454 expand_complex_div_wide): Likewise.
3455 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3456 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3457 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3458 * tree-ssa-loop-manip.c (create_iv): Likewise.
3459 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3460 abs_replacement): Likewise.
3461 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3462 realify_fake_stores): Likewise.
3464 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3465 node rather than a GIMPLE_MODIFY_STMT node.
3466 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3467 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3469 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3470 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3473 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3476 * fold-const.c (fold_comparison): Add back the
3477 folding of constant complex comparisions.
3479 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3482 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3483 effects unknown to this function, return early.
3485 2007-02-15 Ian Lance Taylor <iant@google.com>
3487 * lower-subreg.c (move_eh_region_note): New static function.
3488 (resolve_simple_move): Call it.
3489 (decompose_multiword_subregs): Track blocks for which we resolve a
3490 simple move which is also a control flow insn. Pass them to
3491 find_many_sub_basic_blocks.
3492 (pass_lower_subreg): Add TODO_verify_flow.
3493 (pass_lower_subreg2): Likewise.
3495 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3496 Brooks Moses <brooks.moses@codesourcery.com>
3497 Lee Millward <lee.millward@codesourcery.com>
3499 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3500 (VL_EXP_CLASS_P): New.
3501 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3503 (TREE_OPERAND_CHECK_CODE): Likewise.
3504 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3505 (TREE_RTL_OPERAND_CHECK): Likewise.
3506 (tree_operand_check_failed): Make second parameter the whole tree
3507 instead of its code. Fixed callers.
3508 (VL_EXP_CHECK): New.
3509 (TREE_OPERAND_LENGTH): New.
3510 (VL_EXP_OPERAND_LENGTH): New.
3511 (CALL_EXPR_FN): New.
3512 (CALL_EXPR_STATIC_CHAIN): New.
3513 (CALL_EXPR_ARGS): New.
3514 (CALL_EXPR_ARG): New.
3515 (call_expr_nargs): New.
3516 (CALL_EXPR_ARGP): New.
3517 (build_nt_call_list): Declare.
3518 (build_vl_exp_stat): Declare.
3519 (build_vl_exp): New.
3520 (build_call_list): Declare.
3521 (build_call_nary): Declare.
3522 (build_call_valist): Declare.
3523 (build_call_array): Declare.
3524 (call_expr_arg): Declare.
3525 (call_expr_argp): Declare.
3526 (call_expr_arglist): Declare.
3527 (fold_build_call_list): Declare.
3528 (fold_build_call_list_initializer): Declare.
3529 (fold_call_expr): Declare to replace fold_builtin.
3530 (fold_builtin_fputs): Update to agree with modified definition.
3531 (fold_builtin_strcpy): Likewise.
3532 (fold_builtin_strncpy): Likewise.
3533 (fold_builtin_memory_chk): Likewise.
3534 (fold_builtin_stxcpy_chk): Likewise.
3535 (fold_builtin_strncpy_chk): Likewise.
3536 (fold_builtin_next_arg): Likewise.
3537 (fold_build_call_expr): Declare.
3538 (fold_builtin_call_list): Declare.
3539 (fold_builtin_call_valist): Declare.
3540 (build_call_expr): Declare.
3541 (validate_arglist): Update to agree with modified definition.
3542 (tree_operand_length): New.
3543 (call_expr_arg_iterator): New.
3544 (init_call_expr_arg_iterator): New.
3545 (next_call_expr_arg): New.
3546 (first_call_expr_arg): New.
3547 (more_call_expr_args_p): New.
3548 (FOR_EACH_CALL_EXPR_ARG): New.
3550 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3551 and tcc_gimple_stmt.
3552 (tree_code_size): Update documentation. Use sizeof (tree) rather
3553 than sizeof (char *).
3554 (tree_size): Likewise. Add case for tcc_vl_exp.
3555 (tree_node_structure): Add case for tcc_vl_exp.
3556 (contains_placeholder_p): Likewise.
3557 (substitute_in_expr): Likewise.
3558 (substitute_placeholder_in_expr): Likewise.
3559 (stabilize_reference_1): Likewise.
3560 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3561 to diagnose breakage of this interface for constructing CALL_EXPRs.
3562 (build_nt): Add similar assertion here.
3563 (build_nt_call_list): New.
3564 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3565 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3567 (get_callee_fndecl): Use new CALL_EXPR accessors.
3568 (tree_operand_check_failed): Change parameters to pass entire node
3569 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3570 (process_call_operands): New.
3571 (build_vl_exp_stat): New.
3572 (build_call_list): New.
3573 (build_call_nary): New.
3574 (build_call_valist): New.
3575 (build_call_array): New.
3576 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3577 (call_expr_arglist): New.
3579 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3580 tcc_vl_exp instead of a fixed-size tcc_expression.
3582 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3583 accessors for CALL_EXPRs.
3584 (AGGR_INIT_EXPR): Likewise.
3586 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3587 Brooks Moses <brooks.moses@codesourcery.com>
3588 Lee Millward <lee.millward@codesourcery.com>
3590 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3591 (expand_builtin_nonlocal_goto): Change parameter to be entire
3592 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3593 (expand_builtin_prefetch): Likewise.
3594 (expand_builtin_classify_type): Likewise.
3595 (mathfn_built_in): Return NULL_TREE instead of 0.
3596 (expand_errno_check): Use new CALL_EXPR accessors.
3597 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3598 Return NULL_RTX instead of 0.
3599 (expand_builtin_mathfn_2): Likewise.
3600 (expand_builtin_mathfn_3): Likewise.
3601 (expand_builtin_interclass_mathfn): Likewise.
3602 (expand_builtin_sincos): Likewise.
3603 (expand_builtin_cexpi): Likewise.
3604 (expand_builtin_int_roundingfn): Likewise.
3605 (expand_builtin_int_roundingfn_2): Likewise.
3606 (expand_builtin_pow): Likewise.
3607 (expand_builtin_powi): Likewise.
3608 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3609 of arglist, fixing callers appropriately. Use new CALL_EXPR
3610 accessors and constructors. Return NULL_RTX instead of 0.
3611 (expand_builtin_strstr): Likewise.
3612 (expand_builtin_strchr): Likewise.
3613 (expand_builtin_strrchr): Likewise.
3614 (expand_builtin_strpbrk): Likewise.
3615 (expand_builtin_memcpy): Likewise.
3616 (expand_builtin_mempcpy): Likewise.
3617 (expand_builtin_mempcpy_args): New.
3618 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3619 (expand_builtin_memmove_args): New.
3620 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3621 (expand_movstr): Likewise.
3622 (expand_builtin_strcpy): Likewise.
3623 (expand_builtin_strcpy_args): New.
3624 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3625 (expand_builtin_strncpy): Likewise.
3626 (expand_builtin_memset): Likewise.
3627 (expand_builtin_memset_args): New.
3628 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3629 (expand_builtin_memcmp): Likewise.
3630 (expand_builtin_strcmp): Likewise.
3631 (expand_builtin_strncmp): Likewise.
3632 (expand_builtin_strcat): Likewise.
3633 (expand_builtin_strncat): Likewise.
3634 (expand_builtin_strspn): Likewise.
3635 (expand_builtin_strcspn): Likewise.
3636 (expand_builtin_args_info): Likewise.
3637 (expand_builtin_va_start): Likewise.
3638 (gimplify_va_arg_expr): Likewise.
3639 (expand_builtin_va_end): Likewise.
3640 (expand_builtin_va_copy): Likewise.
3641 (expand_builtin_frame_address): Likewise.
3642 (expand_builtin_alloca): Likewise.
3643 (expand_builtin_bswap): Likewise.
3644 (expand_builtin_unop): Likewise.
3645 (expand_builtin_fputs): Likewise.
3646 (expand_builtin_expect): Likewise.
3647 (expand_builtin_fabs): Likewise.
3648 (expand_builtin_copysign): Likewise.
3649 (expand_builtin_printf): Likewise.
3650 (expand_builtin_fprintf): Likewise.
3651 (expand_builtin_sprintf): Likewise.
3652 (expand_builtin_init_trampoline): Likewise.
3653 (expand_builtin_signbit): Likewise.
3654 (expand_builtin_fork_or_exec): Likewise.
3655 (expand_builtin_sync_operation): Likewise.
3656 (expand_builtin_compare_and_swap): Likewise.
3657 (expand_builtin_lock_test_and_set): Likewise.
3658 (expand_builtin_lock_release): Likewise.
3659 (expand_builtin): Likewise.
3660 (builtin_mathfn_code): Likewise.
3662 (fold_builtin_constant_p): Pass call arguments individually instead
3663 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3664 accessors and constructors. Return NULL_TREE instead of 0.
3665 (fold_builtin_expect): Likewise.
3666 (fold_builtin_classify_type): Likewise.
3667 (fold_builtin_strlen): Likewise.
3668 (fold_builtin_nan): Likewise.
3669 (integer_valued_real_p): Likewise.
3670 (fold_trunc_transparent_mathfn): Likewise.
3671 (fold_fixed_mathfn): Likewise.
3672 (fold_builtin_cabs): Likewise.
3673 (fold_builtin_sqrt): Likewise.
3674 (fold_builtin_cbrt): Likewise.
3675 (fold_builtin_cos): Likewise.
3676 (fold_builtin_cosh): Likewise.
3677 (fold_builtin_tan): Likewise.
3678 (fold_builtin_sincos): Likewise.
3679 (fold_builtin_cexp): Likewise.
3680 (fold_builtin_trunc): Likewise.
3681 (fold_builtin_floor): Likewise.
3682 (fold_builtin_ceil): Likewise.
3683 (fold_builtin_round): Likewise.
3684 (fold_builtin_int_roundingfn): Likewise.
3685 (fold_builtin_bitop): Likewise.
3686 (fold_builtin_bswap): Likewise.
3687 (fold_builtin_logarithm): Likewise.
3688 (fold_builtin_hypot): Likewise.
3689 (fold_builtin_pow): Likewise.
3690 (fold_builtin_powi): Likewise.
3691 (fold_builtin_exponent): Likewise.
3692 (fold_builtin_memset): Likewise.
3693 (fold_builtin_bzero): Likewise.
3694 (fold_builtin_memory_op): Likewise.
3695 (fold_builtin_bcopy): Deleted; call site changed to invoke
3696 fold_builtin_memory_op directly.
3697 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3698 (fold_builtin_strncpy): Likewise.
3699 (fold_builtin_memcmp): Likewise.
3700 (fold_builtin_strcmp): Likewise.
3701 (fold_builtin_strncmp): Likewise.
3702 (fold_builtin_signbit): Likewise.
3703 (fold_builtin_copysign): Likewise.
3704 (fold_builtin_isascii): Likewise.
3705 (fold_builtin_toascii): Likewise.
3706 (fold_builtin_isdigit): Likewise.
3707 (fold_builtin_fabs): Likewise.
3708 (fold_builtin_abs): Likewise.
3709 (fold_builtin_fmin_fmax): Likewise.
3710 (fold_builtin_carg): Likewise.
3711 (fold_builtin_classify): Likewise.
3712 (fold_builtin_unordered_cmp): Likewise.
3714 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3715 New functions split out from fold_builtin_1.
3716 (fold_builtin_n): New.
3717 (fold_builtin_varargs): New.
3718 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3720 (fold_call_expr): New.
3721 (build_function_call_expr): Rewrite to use new helper function.
3722 (fold_builtin_call_list): New.
3723 (build_call_expr): New.
3724 (fold_builtin_call_valist): New.
3725 (rewrite_call_expr): New.
3726 (validate_arg): New.
3727 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3728 of an arglist. Change return type to bool. Use new CALL_EXPR
3731 (fold_builtin_strstr): Pass call arguments individually instead
3732 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3733 accessors and constructors. Return NULL_TREE instead of 0.
3734 (fold_builtin_strchr): Likewise.
3735 (fold_builtin_strrchr): Likewise.
3736 (fold_builtin_strpbrk): Likewise.
3737 (fold_builtin_strcat): Likewise.
3738 (fold_builtin_strncat): Likewise.
3739 (fold_builtin_strspn): Likewise.
3740 (fold_builtin_strcspn): Likewise.
3741 (fold_builtin_fputs): Likewise.
3742 (fold_builtin_next_arg): Likewise.
3743 (fold_builtin_sprintf): Likewise.
3745 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3746 NULL_RTX instead of 0.
3747 (expand_builtin_memory_chk): Likewise.
3748 (maybe_emit_chk_warning): Likewise.
3749 (maybe_emit_sprintf_chk_warning): Likewise.
3751 (fold_builtin_object_size): Pass call arguments individually instead
3752 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3753 accessors and constructors. Return NULL_TREE instead of 0.
3754 (fold_builtin_memory_chk): Likewise.
3755 (fold_builtin_stxcpy_chk): Likewise.
3756 (fold_builtin_strncpy_chk): Likewise.
3757 (fold_builtin_strcat_chk): Likewise.
3758 (fold_builtin_strcat_chk): Likewise.
3759 (fold_builtin_strncat_chk): Likewise.
3760 (fold_builtin_sprintf_chk): Likewise.
3761 (fold_builtin_snprintf_chk): Likewise.
3762 (fold_builtin_printf): Likewise.
3763 (fold_builtin_vprintf): Likewise.
3765 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3767 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3768 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3769 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3770 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3771 (fold_unary): Likewise.
3772 (fold_binary): Likewise.
3773 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3774 ternary expressions.
3775 (fold): Add logic for tcc_vl_exp.
3776 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3777 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3778 (fold_build3_stat): Add assertion to flag broken interface for
3779 constructing CALL_EXPRs.
3780 (fold_build_call_list): New.
3781 (fold_build_call_list_initializer): New.
3782 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3784 (fold_strip_sign_ops): Likewise.
3786 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3787 Brooks Moses <brooks.moses@codesourcery.com>
3788 Lee Millward <lee.millward@codesourcery.com>
3790 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3791 accessors and dump arguments explicitly.
3793 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3795 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3797 (print_call_name): Use new CALL_EXPR accessors.
3799 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3800 CALL_EXPR arguments explicitly instead of as a list. Use
3801 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3803 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3804 (vrp_visit_stmt): Likewise.
3806 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3807 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3809 (force_move_till_expr): Likewise.
3811 * targhooks.c (default_external_stack_protect_fail): Use
3812 build_call_expr instead of build_function_call_expr.
3813 (default_hidden_stack_protect_fail): Likewise.
3815 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3818 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3819 and walk arguments explicitly.
3821 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3822 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3823 (expand_simple_operations): Likewise.
3824 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3826 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3827 of TREE_CODE_LENGTH.
3828 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3830 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3831 instead of TREE_CODE_LENGTH.
3833 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3834 (tree_ic_transform): Likewise.
3835 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3836 parameter instead of arglist. Fix callers.
3837 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3838 (tree_stringops_transform): Likewise.
3839 (tree_indirect_call_to_profile): Likewise.
3840 (tree_stringops_values_to_profile): Likewise.
3842 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3843 (eliminate_tail_call): Likewise.
3845 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3847 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3848 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3850 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3852 * omp-low.c (build_omp_barrier): Use build_call_expr.
3853 (lower_rec_input_clauses): Likewise.
3854 (lower_reduction_clauses): Likewise.
3855 (expand_parallel_call): Likewise.
3856 (maybe_catch_exception): Likewise.
3857 (expand_omp_for_generic): Likewise.
3858 (expand_omp_for_static_nochunk): Likewise.
3859 (expand_omp_sections): Likewise.
3860 (lower_omp_single_simple): Likewise.
3861 (lower_omp_single_copy): Likewise.
3862 (lower_omp_master): Likewise.
3863 (lower_omp_ordered): Likewise.
3864 (lower_omp_critical): Likewise.
3866 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3867 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3869 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3870 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3871 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3873 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3874 and generalize to handle any number of operands.
3875 (chrec_contains_undetermined): Likewise.
3876 (tree_contains_chrecs): Likewise.
3877 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3879 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3881 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3882 fold_call_expr instead of fold_builtin.
3883 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3884 match declarations there.
3885 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3888 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3889 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3891 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3892 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3894 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3897 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3898 (execute_cse_sincos): Use new CALL_EXPR accessors.
3900 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3902 * gimple-low.c (lower_function_body): Use build_call_expr.
3903 (lower_builtin_setjmp): Likewise.
3905 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3906 (set_storage_via_libcall): Likewise.
3907 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3908 instead of TREE_CODE_LENGTH.
3909 (expand_expr_real_1): Use new CALL_EXPR accessors.
3911 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3912 generalize to handle any number of operands.
3913 (TB_parent_eq): Likewise.
3915 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3916 (strip_builtin_expect): Likewise.
3918 * function.c (gimplify_parameters): Use build_call_expr.
3920 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3921 instead of TREE_CODE_LENGTH.
3923 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3924 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3926 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3929 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3930 (gimplify_decl_expr): Likewise.
3931 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3932 Use new CALL_EXPR iterators.
3933 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3934 (gimplify_modify_expr_to_memset): Likewise.
3935 (gimplify_variable_sized_compare): Likewise.
3936 (gimplify_omp_atomic_fetch_op): Likewise.
3937 (gimplify_omp_atomic_pipeline): Likewise.
3938 (gimplify_omp_atomic_mutex): Likewise.
3939 (gimplify_function_tree): Likewise.
3941 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3942 (call_expr_flags): Likewise.
3943 (expand_call): Likewise.
3945 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3946 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3949 * coverage.c (create_coverage): Use build_call_expr.
3951 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3952 (temp_call_expr_obstack): New.
3953 (pool_copy_list): Delete.
3954 (temp_copy_call_expr): New.
3955 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3956 CALL_EXPR accessors. Get rid of special goo for copying argument
3957 lists and use temp_copy_call_expr instead.
3958 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3959 CALL_EXPR accessors.
3960 (create_expression_by_pieces): Likewise. Use build_call_array
3961 to construct the result instead of fold_build3.
3962 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3963 dealing with argument lists.
3964 (init_pre): Remove references to expression_node_pool and
3965 list_node_pool. Init temp_call_expr_obstack instead.
3966 (fini_pre): Remove references to expression_node_pool and
3969 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3970 and walk arguments explicitly instead of as a list.
3972 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3973 (mx_register_decls): Likewise.
3974 (mudflap_register_call): Likewise.
3975 (mudflap_finish_file): Likewise.
3977 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3978 (ipa_callsite_compute_param): Likewise.
3980 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3981 accessors and constructor.
3983 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3984 accessors and constructor.
3985 (convert_tramp_reference): Likewise.
3986 (convert_call_expr): Likewise.
3987 (finalize_nesting_tree_1): Likewise.
3989 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3992 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3994 * tree-inline.c (initialize_inlined_parameters): Pass entire
3995 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3997 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3998 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
4000 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
4001 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4002 (vectorizable_reduction): Likewise.
4003 (vectorizable_call): Use new CALL_EXPR iterators.
4004 (vectorizable_conversion): Use build_call_expr.
4005 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
4006 (vect_gen_widened_results_half): Use build_call_expr.
4007 (vect_setup_realignment): Likewise.
4008 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
4010 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
4011 (pass_through_call): Likewise.
4012 (compute_object_sizes): Likewise. Use fold_call_expr instead of
4015 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
4016 (tree_gen_pow2_profiler): Likewise.
4017 (tree_gen_one_value_profiler): Likewise.
4018 (tree_gen_ic_func_profiler): Likewise.
4019 (tree_gen_average_profiler): Likewise.
4020 (tree_gen_ior_profiler): Likewise.
4022 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
4023 (find_func_aliases): Use new CALL_EXPR accessors. Add case
4024 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
4026 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
4027 of TREE_CODE_LENGTH.
4029 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
4030 of TREE_CODE_LENGTH.
4032 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
4034 (convert_to_integer): Likewise.
4036 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
4039 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4040 Brooks Moses <brooks.moses@codesourcery.com>
4041 Lee Millward <lee.millward@codesourcery.com>
4043 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
4045 * config/frv/frv.c (frv_expand_builtin): Likewise.
4046 * config/s390/s390.c (s390_expand_builtin): Likewise.
4048 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
4049 (sparc_expand_builtin): Use new CALL_EXPR accessors.
4051 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
4052 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
4053 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
4054 (ix86_expand_store_builtin): Likewise.
4055 (ix86_expand_unop_builtin): Likewise.
4056 (ix86_expand_unop1_builtin): Likewise.
4057 (ix86_expand_sse_compare): Likewise.
4058 (ix86_expand_sse_comi): Likewise.
4059 (ix86_expand_vec_init_builtin): Likewise.
4060 (ix86_expand_vec_ext_builtin): Likewise.
4061 (ix86_expand_vec_set_builtin): Likewise.
4062 (ix86_expand_builtin): Use new CALL_EXPR accessors.
4064 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
4065 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
4067 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
4068 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4069 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
4071 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
4073 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
4074 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
4075 arglist. Use new CALL_EXPR accessors. Fix callers.
4076 (altivec_expand_abs_builtin): Likewise.
4077 (rs6000_expand_binop_builtin): Likewise.
4078 (altivec_expand_predicate_builtin): Likewise.
4079 (altivec_expand_lv_builtin): Likewise.
4080 (spe_expand_stv_builtin): Likewise.
4081 (altivec_expand_stv_builtin): Likewise.
4082 (rs6000_expand_ternop_builtin): Likewise.
4083 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
4084 (altivec_expand_st_builtin): Likewise.
4085 (altivec_expand_dst_builtin): Likewise.
4086 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4087 arglist. Use new CALL_EXPR accessors. Fix callers.
4088 (altivec_expand_vec_set_builtin): Likewise.
4089 (altivec_expand_vec_ext_builtin): Likewise.
4090 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4091 (spe_expand_builtin): Likewise.
4092 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4093 arglist. Use new CALL_EXPR accessors. Fix callers.
4094 (spe_expand_evsel_builtin): Likewise.
4095 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4096 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4098 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4099 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4100 (arm_expand_unop_builtin): Likewise.
4101 (arm_expand_builtin): Use new CALL_EXPR accessors.
4103 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4106 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4107 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4108 (bfin_expand_unop_builtin): Likewise.
4109 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4111 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4112 Brooks Moses <brooks.moses@codesourcery.com>
4113 Lee Millward <lee.millward@codesourcery.com>
4115 * c-semantics.c (build_stmt): Add internal diagnostic check.
4117 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4118 accessors. Print arguments explicitly instead of as a list.
4120 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4122 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4123 (c_finish_omp_flish): Likewise.
4125 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4126 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4127 instead of TREE_CODE_LENGTH.
4128 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4129 (c_warn_unused_result): Likewise.
4131 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4134 * doc/invoke.texi (Warning Options): Remove
4135 -Werror-implicit-function-declaration.
4136 (Wimplicit-function-declaration): Update description.
4137 * opts.c (common_handle_option): Move handling of -Werror=* to...
4138 (enable_warning_as_error): ...here.
4139 * opts.h (enable_warning_as_error): Declare.
4140 * c-decl.c (implicit_decl_warning): Unless
4141 -Wno-implicit-function-declaration is given, emit a pedwarn if
4142 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4143 * c.opt (Wimplicit-function-declaration): Replace
4144 mesg_implicit_function_declaration with
4145 warn_implicit_function_declaration.
4146 * c-opts.c (c_common_handle_option):
4147 -Werror-implicit-function-declaration is exactly equal as
4148 -Werror=implicit-function-declaration.
4149 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4150 warn_implicit_function_declaration.
4151 (c_common_post_options): -Wimplict-function-declaration is enabled
4152 by default by -std=c99, otherwise is disabled by default.
4153 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4155 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4157 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4158 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4159 former is ignored but not the latter.
4161 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4163 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4164 is made and the reference doesn't use the alias set of its type,
4165 do not create the temporary using that type.
4167 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4169 * jump.c: Remove prototypes for delete_computation and
4170 delete_prior_computation.
4172 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4174 * jump.c (get_label_after): Delete.
4175 (get_label_before, delete_computation, delete_jump,
4176 delete_prior_computation, follow_jumps): Move...
4177 * reorg.c (delete_computation, delete_prior_computation): ... here...
4178 (get_label_before, delete_jump): ... making these static ...
4179 (follow_jumps): ... and simplifying this since it only runs after
4181 * rtl.h (get_label_after, get_label_before, delete_jump,
4182 follow_jumps): Delete prototypes.
4184 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4186 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4188 2007-02-15 Nick Clifton <nickc@redhat.com>
4190 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4191 order to prevent it from being munged by the target.
4193 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4195 * config/i386/i386.md: Remove misleading comment.
4197 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4199 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4200 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4203 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4205 * tree-sra.c (instantiate_missing_elements): Canonicalize
4207 (sra_build_assignment): New.
4208 (generate_copy_inout, generate_element_copy,
4209 generate_element_zero, generate_one_element_init): Use it.
4211 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4213 * tree-sra.c (instantiate_missing_elements): Canonicalize
4215 (sra_build_assignment): New.
4216 (generate_copy_inout, generate_element_copy,
4217 generate_element_zero, generate_one_element_init): Use it.
4219 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4221 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4224 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4226 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4227 types as aggregates not scalars.
4228 * function.c (assign_stack_temp_for_type): Likewise.
4230 2007-02-14 Roger Sayle <roger@eyesopen.com>
4231 Zdenek Dvorak <dvorakz@suse.cz>
4233 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4236 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4238 * passes.c (next_pass_1): Clear the next field of the copied
4241 2007-02-14 Richard Henderson <rth@redhat.com>
4243 * tree-sra.c (early_sra): New.
4244 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4245 (tree_sra_early, pass_sra_early): New.
4246 * tree-pass.h (pass_sra_early): Declare.
4247 * passes.c (init_optimization_passes): Use it.
4249 2007-02-14 Richard Guenther <rguenther@suse.de>
4251 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4253 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4255 PR tree-optimization/30771
4256 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4258 (vect_analyze_operations): Induction phis can now be marked as
4260 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4261 Update documentation accordingly.
4263 2007-02-14 Nick Clifton <nickc@redhat.com>
4265 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4266 most 3 arguments are supported.
4267 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4269 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4271 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4272 Ensure dst->current is valid.
4274 2007-02-13 Paul Brook <paul@codesourcery.com>
4276 * config.gcc: Add arm*-*-uclinux-*eabi.
4277 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4278 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4279 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4280 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4281 (LINK_SPEC): Define.
4283 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4285 * config/arm/uclinux-eabi.h: New file.
4286 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4287 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4290 2007-02-13 Ian Lance Taylor <iant@google.com>
4292 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4293 * flags.h (warn_strict_overflow): Declare.
4294 (enum warn_strict_overflow_code): Define.
4295 (issue_strict_overflow_warning): New static inline function.
4296 * opts.c (warn_strict_overflow): New variable.
4297 (common_handle_option): Handle OPT_Wstrict_overflow and
4298 OPT_Wstrict_overflow_.
4299 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4301 * fold-const.c: Include intl.h.
4302 (fold_deferring_overflow_warnings): New static variable.
4303 (fold_deferred_overflow_warning): New static variable.
4304 (fold_deferred_overflow_code): New static variable.
4305 (fold_defer_overflow_warnings): New function.
4306 (fold_undefer_overflow_warnings): New function.
4307 (fold_undefer_and_ignore_overflow_warnings): New function.
4308 (fold_deferring_overflow_warnings_p): New function.
4309 (fold_overflow_warning): New static function.
4310 (make_range): Add strict_overflow_p parameter. Change all
4312 (extract_muldiv, extract_muldiv_1): Likewise.
4313 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4314 tree_expr_nonnegative_p.
4315 (fold_negate_expr): Call fold_overflow_warning.
4316 (fold_range_test): Likewise.
4317 (fold_comparison): Likewise.
4318 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4319 instead of tree_expr_nonnegative_p.
4320 (tree_expr_nonnegative_warnv_p): Rename from
4321 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4322 (tree_expr_nonnegative_p): New function.
4323 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4324 strict_overflow_p parameter.
4325 (tree_expr_nonzero_p): New function.
4326 * passes.c (verify_interpass_invariants): New static function.
4327 (execute_one_pass): Call it.
4328 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4330 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4331 (estimate_numbers_of_iterations): Likewise.
4332 (scev_probably_wraps_p): Likewise.
4333 * tree-ssa-ccp.c: Include "toplev.h".
4334 (evaluate_stmt): Defer fold overflow warnings until we know we are
4336 (struct fold_stmt_r_data): Add stmt field.
4337 (fold_stmt_r): Defer fold overflow warnings until we know we
4339 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4340 (fold_stmt_inplace): Likewise.
4341 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4342 (cleanup_control_expr_graph): Defer fold overflow warnings until
4343 we know we are going to optimize.
4344 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4345 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4347 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4348 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4349 * tree-ssa-loop-manip.c (create_iv): Likewise.
4350 * c-typeck.c (build_conditional_expr): Likewise.
4351 (build_binary_op): Likewise.
4352 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4353 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4354 (extract_range_from_unary_expr): Likewise.
4355 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4356 assuming that signed overflow does not occur.
4357 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4358 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4359 (fold_defer_overflow_warnings): Declare.
4360 (fold_undefer_overflow_warnings): Declare.
4361 (fold_undefer_and_ignore_overflow_warnings): Declare.
4362 (fold_deferring_overflow_warnings_p): Declare.
4363 (tree_expr_nonzero_warnv_p): Declare.
4364 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4366 (Warning Options): Document -Wstrict-overflow.
4367 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4368 (tree-ssa-ccp.o): Likewise.
4369 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4370 (fold-const.o): Depend on intl.h.
4372 2007-02-13 Ian Lance Taylor <iant@google.com>
4375 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4378 2007-02-13 Stuart Hastings <stuart@apple.com>
4380 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4382 2007-02-13 Richard Henderson <rth@redhat.com>
4384 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4385 handled_component_p before looking for the indirect_ref.
4387 2007-02-13 Richard Henderson <rth@redhat.com>
4389 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4390 remove flags clobber.
4391 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4392 (bswaphi_lowpart): New.
4393 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4394 remove TARGET_BSWAP test. Delete expander of the same name.
4396 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4397 (expand_unop): Use them.
4399 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4401 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4402 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4403 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4404 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4405 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4406 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4407 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4408 assembler dialect choice from asm templates.
4410 2007-02-12 Richard Henderson <rth@redhat.com>
4412 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4413 (fixuns_trunc<SSEMODEF>si2): Use it.
4414 * config/i386/sse.md (vec_setv4sf_0): Export.
4415 * config/i386/i386.c (ix86_build_const_vector): Export.
4416 (ix86_split_convert_uns_si_sse): Rename from
4417 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4418 * config/i386/i386-protos.h: Update.
4420 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4423 * c-typeck.c (c_finish_return): Improve warning message.
4425 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4427 * alias.c (find_symbolic_term): Delete unused function.
4429 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4431 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4432 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4433 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4435 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4437 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4438 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4439 the function, temporarily point the debug interface to the null one.
4441 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4443 * dwarf2out.c (round_up_to_align): New static function.
4444 (field_byte_offset): Use it to round the offset.
4446 2007-02-12 Richard Henderson <rth@redhat.com>
4448 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4449 (inswl_const): Export.
4451 2007-02-12 Richard Henderson <rth@redhat.com>
4453 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4454 result mode of the libcall, convert back to outmode.
4456 2007-02-12 Roger Sayle <roger@eyesopen.com>
4458 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4459 (bswapdi2): New define_expand to implement 32-bit implementation.
4461 2007-02-12 Nick Clifton <nickc@redhat.com>
4463 * doc/invoke.texi (Overall Options): Document --help=.
4464 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4465 (cc1_options): Pass --help= on to cc1.
4466 (display_help): Add description of --help=.
4467 (process_command): Add code to handle --help=. Allow translated
4468 --help and --target-help switches to be passed on to compiler
4470 (main): Remove unused if statement.
4471 * opts.c (columns): Remove.
4472 (LEFT_COLUMN): Define.
4473 (wrap_help): Add columns argument.
4474 (print_filtered_help): Change parameters to be an include bitmask,
4475 an exclude bitmask, an any bitmask and the column width. Move the
4476 code to display the params list here. Add code to display the
4477 status of options rather than their descriptions if the quiet flag
4479 (print_specific_help): Change parameters to be an include bitmask,
4480 an exclude bitmask and an any bitmask. Move code to look up the
4481 column width here. Decide upon the title for an options listing.
4482 (common_handle_options): Add code to handle --help=. Adapt code
4483 for --help and --target-help to use the revised form of the
4484 print_specific_help function.
4485 (print_help): Delete.
4486 (print_param_help): Delete.
4487 (print_switch): Delete.
4488 * opts.h (cl_lang_count): Add prototype.
4489 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4490 CL_MAX_OPTION_CLASS): New defines.
4491 * optc-gen.awk: Add construction of cl_lang_count.
4492 * c.opt: Add Warning attribute to warning options and Optimization
4493 attribute to optimization options.
4494 * common.opt: Likewise.
4496 Add -fhelp and -ftarget-help as aliases for the transformed --help
4497 and --target-help options.
4498 * opt-functions.awk: Add code to handle Warning and Optimization
4501 2007-02-12 Richard Henderson <rth@redhat.com>
4503 * config/alpha/constraints.md: New file.
4504 * config/alpha/alpha.c: Include tm-constrs.h.
4505 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4506 alpha_extra_constraint): Remove.
4507 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4508 * config/alpha/alpha-protos.h: Update.
4509 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4510 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4511 (EXTRA_CONSTRAINT): Remove.
4512 * config/alpha/alpha.md: Include constraints.md.
4513 (adddi splitter): Use satisfies_constraint_*.
4514 * config/alpha/predicates.md (add_operand): Likewise.
4515 (sext_add_operand, addition_operation): Likewise.
4517 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4519 PR tree-optimization/29145
4520 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4521 in our handling of restrict qualified pointers.
4523 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4526 * doc/invoke.texi (Wunused-value): Update description.
4527 (Wextra): Delete item.
4528 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4529 value of Wunused-value.
4530 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4531 (c_finish_stmt_expr): Don't check extra_warnings.
4532 (emit_side_effect_warnings): The caller is responsible to check
4535 2007-02-11 Roger Sayle <roger@eyesopen.com>
4536 Matt Thomas <matt@3am-software.com>
4538 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4540 2007-02-11 Roger Sayle <roger@eyesopen.com>
4542 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4543 comparisons of POPCOUNT against zero.
4544 (simplify_const_relational_operation): Likewise.
4546 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4548 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4550 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4552 * dwarf2out.c (root_type): Delete unused function.
4554 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4556 * genattrtab.c (contained_in_p): Delete unused function.
4557 (write_expr_attr_cache): Likewise.
4559 2007-02-11 Jan Hubicka <jh@suse.cz>
4561 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4564 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4566 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4567 to add the REG_EQ* note.
4568 * see.c (see_merge_one_use_extension): Likewise.
4569 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4570 turn REG_EQUAL notes into REG_EQUIV notes if the target
4571 register may have more than one set.
4572 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4573 * gcse.c (try_replace_reg): Likewise.
4574 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4575 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4576 more than one REG_EQUIV note.
4577 * reload1.c (gen_reload): Use set_unique_reg_note.
4579 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4581 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4582 (ix86_builtin_conversion): New function.
4584 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4587 * tree.h (DECL_REPLACEABLE_P): New macro.
4588 * except.c (set_nothrow_function_flags): Likewise.
4590 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4591 Ira Rosen <irar@il.ibm.com>
4592 Dorit Nuzman <dorit@il.ibm.com>
4594 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4595 * targhooks.c (default_builtin_vectorized_conversion): New.
4596 * targhooks.h (default_builtin_vectorized_function): New declaration.
4597 * target.h (struct vectorize): Add builtin_conversion field.
4598 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4599 stmt_vec_info_type value.
4600 (vectorizable_conversion): New declaration.
4601 * tree-vect-analyze.c (vect_analyze_operations): Add
4602 vectorizable_conversion call.
4603 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4604 * tree-vect-transform.c (vectorizable_conversion): New function.
4605 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4606 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4608 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4609 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4610 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4611 or ALTIVEC_BUILTIN_VCFSX.
4613 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4616 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4617 CONST_DOUBLE and operand 0 is a hard register.
4618 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4619 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4620 is a hard floating-point register.
4622 2007-02-10 Richard Henderson <rth@redhat.com>
4623 Jakub Jelinek <jakub@redhat.com>
4624 Alexandre Oliva <aoliva@redhat.com>
4626 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4627 * builtin-types.def (BT_WORD): Make unsigned.
4628 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4629 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4630 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4631 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4632 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4633 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4635 * expr.c (emutls_var_address): New.
4636 (expand_expr_real_1): Expand emulated tls.
4637 (expand_expr_addr_expr_1): Likewise.
4638 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4639 * output.h (emutls_finish): Declare.
4640 * toplev.c (compile_file): Call it.
4641 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4642 address before wrapping in CONST.
4643 * varasm.c (emutls_htab, emutls_object_type): New.
4644 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4645 (get_emutls_object_name, get_emutls_object_type): New.
4646 (get_emutls_init_templ_addr, emutls_decl): New.
4647 (emutls_common_1, emutls_finish): New.
4648 (assemble_variable): When emulating tls, swap decls; generate
4649 constructor for the emutls objects.
4650 (do_assemble_alias): When emulating tls, swap decl and target name.
4651 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4653 * varpool.c (decide_is_variable_needed): Look at force_output.
4654 Recurse for emulated tls.
4655 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4656 with decide_is_variable_needed.
4657 * emutls.c: New file.
4658 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4659 tls_object for real tls.
4661 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4663 PR rtl-optimization/29599
4664 * reload1.c (eliminate_regs_in_insn): Take the destination
4665 mode into account when computing the offset.
4667 2007-02-09 Stuart Hastings <stuart@apple.com>
4668 Richard Henderson <rth@redhat.com>
4670 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4671 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4672 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4673 fixuns_truncdfhi2): New.
4674 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4675 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4676 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4677 (floatunssidf2): Allow nonimmediate source.
4678 * gcc/config/i386/sse.md (movdi_to_sse): New.
4679 (vec_concatv2di): Drop '*'.
4680 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4681 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4682 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4684 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4685 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4686 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4687 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4688 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4689 ix86_build_const_vector.
4690 (x86_emit_floatuns): Rewrite.
4692 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4694 * genautomata.c (longest_path_length): Delete unused function.
4695 (struct state): Delete unused longest_path_length.
4696 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4697 (get_free_state): Delete unused.
4699 2007-02-09 Jan Hubicka <jh@suse.cz>
4701 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4702 * doc/invoke.texi (inline-unit-growth): Update default value.
4704 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4705 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4706 (rebuild_cgraph_edges): Likewise.
4707 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4708 (dump_cgraph_node): Dump frequencies.
4709 (cgraph_clone_edge): Add frequency scales.
4710 (cgraph_clone_node): Add freuqnecy.
4711 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4712 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4713 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4714 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4715 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4716 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4717 (save_inline_function_body): Likewise.
4718 * ipa-inline.c: inluce rtl.h
4719 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4720 (cgraph_edge_badness): Use frequencies.
4721 (cgraph_decide_recursive_inlining): Update clonning.
4722 (cgraph_decide_inlining_of_small_function): Dump frequency.
4723 * predict.c (estimate_bb_frequencies): Export.
4724 * predict.h (estimate_bb_frequencies): Declare.
4725 * tree-inline.c (copy_bb): Watch overflows.
4726 (expand_call_inline): Update call of cgraph_create_edge.
4727 (optimize_inline_calls): Use TODO flags to update frequnecies.
4728 * passes.h: Include predict.h
4729 (init_optimization_passes): Move profile ahead.
4730 (execute_function_todo): Handle TODO_rebuild_frequencies.
4732 2007-02-09 Roger Sayle <roger@eyesopen.com>
4734 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4735 the insbl or inswl pattern into a register.
4737 2007-02-09 Roger Sayle <roger@eyesopen.com>
4739 * config/ia64/ia64.md (bswapdi2): New define_insn.
4741 2007-02-09 Richard Henderson <rth@redhat.com>
4743 * config/i386/constraints.md (Ym): New constraint.
4744 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4745 (movdi_1_rex64): Split sse and xmm general register moves from
4746 memory move alternatives. Use conditional register constraints.
4747 (movsf_1, movdf_integer): Likewise.
4748 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4749 (movdf_integer_rex64): New.
4750 (pushsf_rex64): Fix output constraints.
4751 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4752 (sse2_stored): Likewise.
4753 (sse2_storeq_rex64): New.
4754 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4755 amd and not generic.
4756 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4757 for optimize_size. Remove SF/DFmode hack.
4759 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4761 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4764 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4765 Richard Sandiford <richard@codesourcery.com>
4767 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4768 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4769 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4770 m68k/t-mlib to tmake_file.
4771 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4772 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4773 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4774 Allow it to be cf or m68k. Set m68k_arch_family. If that
4775 variable is not empty, add t-$m68k_arch_family to tmake_file.
4776 Add t-mlibs to tmake_file.
4777 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4778 * config/m68k/t-cf: New file.
4779 * config/m68k/t-m68k: Likewise.
4780 * config/m68k/t-mlibs: Likewise.
4781 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4782 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4783 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4784 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4785 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4787 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4788 (INSTALL_LIBGCC): Delete.
4789 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4790 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4791 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4792 (M68K_MLIB_CPU): Define.
4793 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4794 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4795 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4797 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4798 Richard Guenther <rguenther@suse.de>
4801 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4802 against INT_MIN/INT_MAX.
4803 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4804 file if a loop is removed.
4806 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4808 * calls.c (store_one_arg): Pass correct alignment to
4809 emit_push_insn for non-BLKmode values.
4810 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4811 unaligned stack slot via a suitably aligned slot.
4813 2007-02-08 DJ Delorie <dj@redhat.com>
4815 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4817 (legal_subregs): Use unsigned char, make const.
4818 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4820 2007-02-08 Paul Brook <paul@codesourcery.com>
4822 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4823 special interworking needed.
4825 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4827 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4828 conditional to __SSE2__.
4829 (Entries below should have been added to first ChangeLog
4830 entry for amdfam10 dated 2007-02-05)
4831 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4833 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4835 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4838 2007-02-08 DJ Delorie <dj@redhat.com>
4840 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4841 * config/m32c/m32c.c (legal_subregs): New.
4842 (m32c_illegal_subreg_p): New.
4843 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4844 unsupported subregs of hard regs.
4846 2007-02-08 Jan Hubicka <jh@suse.cz>
4848 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4849 the same one; always update histograms.
4851 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4853 * passes.c (init_optimization_passes): Tidy comment.
4855 2007-02-08 Roger Sayle <roger@eyesopen.com>
4857 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4858 strip zero_extend, bswap and rotates from POCOUNT's argument.
4859 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4860 zero_extend and rotates from PARITY's argument.
4861 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4862 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4863 of an integer constant at compile-time.
4865 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4868 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4870 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4873 * tree-ssa-live.c (remove_unused_locals): Do not remove
4874 TREE_ADDRESSABLE variables.
4875 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4876 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4877 FOR_CLOBBER. Update all users.
4878 If VAR has an associated alias set, add a virtual operand for
4879 it if no alias is found to conflict with the memory reference.
4881 2007-02-07 Jan Hubicka <jh@suse.cz>
4882 Robert Kidd <rkidd@crhc.uiuc.edu>
4884 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4886 2007-02-07 Ian Lance Taylor <iant@google.com>
4888 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4890 2007-02-07 Roger Sayle <roger@eyesopen.com>
4892 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4893 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4894 tablejumpdi, movsi_to_cr_one): Remove constraints from
4895 define_expand's match_operands.
4897 2007-02-07 Roger Sayle <roger@eyesopen.com>
4899 * global.c (compute_regsets): Move declatation of "i" inside of
4900 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4902 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4905 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4906 of INDIRECT_REF <RESULT_DECL>.
4908 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4910 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4911 Kaz Kojima <kkojima@gcc.gnu.org>
4914 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4916 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4918 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4920 * doc/loop.texi: Document possibility not to perform disambiguation
4921 of loops with multiple latches.
4922 * cfgloopmanip.c (alp_enum_p): Removed.
4923 (add_loop): Handle subloops. Use get_loop_body_with_size.
4924 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4925 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4926 the new forwarder block.
4927 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4928 Handle the case latch is NULL.
4929 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4930 when marking loop exits.
4931 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4933 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4934 disambiguate_loops_with_multiple_latches.
4935 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4936 before fix_loop_structure.
4937 * cfgloop.c: Include pointer-set.h and output.h.
4938 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4939 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4940 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4941 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4942 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4943 disambiguate_multiple_latches, get_loop_body_with_size,
4944 disambiguate_loops_with_multiple_latches): New functions.
4945 (flow_loop_dump): Dump multiple latch edges.
4946 (flow_loop_nodes_find): Handle loops with multiple latches.
4947 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4948 (glb_enum_p): Modified.
4949 (get_loop_body): Use get_loop_body_with_size.
4950 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4951 (AVOID_CFG_MODIFICATIONS): New constant.
4952 (disambiguate_loops_with_multiple_latches, add_loop,
4953 get_loop_body_with_size): Declare.
4954 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4956 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4959 * global.c (compute_regsets): New function.
4960 (global_alloc): Refactored ELIMINABLE_REGSET
4961 and NO_GLOBAL_ALLOC_REGS computation out.
4962 (rest_of_handle_global_alloc): Call compute_regsets()
4963 for non-optimizing case.
4965 2007-02-06 Richard Henderson <rth@redhat.com>
4967 * config/i386/constraints.md (Y2): Rename from Y.
4968 (Yi): New constraint.
4969 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4970 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4971 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4972 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4973 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4974 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4975 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4976 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4977 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4978 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4979 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4980 vec_extractv2si_1): Change Y constraints to Y2.
4981 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4982 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4983 Change Y constraints to Y2.
4984 (sse2_loadld): Change Y constraints to x.
4986 2007-02-06 Roger Sayle <roger@eyesopen.com>
4988 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4989 (parity<mode>2): New define_expand using rs6000_emit_parity.
4990 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4991 rs6000_emit_parity): New functions.
4992 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4993 rs6000_emit_parity): Prototype here.
4995 2007-02-06 Ian Lance Taylor <iant@google.com>
4997 * lower-subreg.c (simple_move_operand): Reject CONST.
4998 (resolve_clobber): Call validate_change rather than directly
4999 assigning to XEXP (pat, 0).
5001 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5003 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
5004 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
5005 (tree-cfg.o): Remove hashtab.h dependency.
5007 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
5008 (struct ivopts_data): Change niters to pointer_map_t.
5009 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
5010 (niter_for_exit): Create pointer_map on demand. Change for
5012 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
5013 (free_loop_data): Destroy data->niters if created and reset field.
5014 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
5015 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
5017 * tree-ssa-reassoc.c: Include pointer-set.h.
5018 (bb_rank): Change to long *.
5019 (operand_rank): Change to pointer_map_t.
5020 (find_operand_rank): Return long, -1 if not found. Declare as inline.
5021 (insert_operand_rank): Accept long.
5022 (operand_entry_hash, operand_entry_eq): Remove.
5023 (get_rank): Return long. Adjust for changes above.
5024 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
5026 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
5028 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
5029 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
5030 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
5032 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
5033 directly since it cannot be NULL.
5034 (get_vi_for_tree): Rewrite for pointer_map API.
5035 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
5036 (init_alias_vars): Create vi_for_tree as pointer_map.
5037 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
5039 * tree-cfg.c: Don't include hashtab.h.
5040 (edge_to_cases): Declare as pointer_map.
5041 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
5043 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
5044 (start_recording_case_labels): Create edge_to_cases as pointer_map.
5045 (end_recoding_case_labels): Cleanup edge_to_cases manually before
5047 (record_switch_edge): Delete.
5048 (get_cases_for_edge): Adjust for pointer_map API, inline
5049 record_switch_edge (rewritten for new API), remove goto.
5051 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
5053 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
5054 * tree-nested.c: Include pointer-set.h.
5055 (var_map_elt, var_map_eq, var_map_hash): Delete.
5056 (struct nesting_info): Remove GTY marker. Change the two htab_t's
5058 (nesting_info_bitmap_obstack): New.
5059 (lookup_field_for_decl): Adjust for pointer_map API.
5060 (lookup_tramp_for_decl): Adjust for pointer_map API.
5061 (get_nonlocal_debug_decl): Adjust for pointer_map API.
5062 (get_local_debug_decl): Adjust for pointer_map API.
5063 (convert_nl_goto_reference): Adjust for pointer_map API.
5064 (convert_nl_goto_receiver): Adjust for pointer_map API.
5065 (create_nesting_tree): Create outside GGC space. Create bitmap on
5066 the new obstack. Create field_map and var_map as pointer_maps.
5067 (free_nesting_tree): Adjust for changes to create_nesting_tree.
5069 (lower_nested_functions): Move root here, no need to NULL it.
5070 Initialize and release the obstack.
5072 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
5074 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
5075 Remove prototypes and make them non-static.
5076 (struct tree_int_map): Remove.
5077 * tree.h (struct tree_int_map): Move here, turning TO into an
5079 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
5081 * tree.h (TREE_COMPLEXITY): Remove.
5082 (struct tree_exp): Remove complexity field.
5083 * tree.c (build1_stat): Don't set it.
5085 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5086 Victor Kaplansky <victork@il.ibm.com>
5088 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5089 (vect_is_simple_reduction): Support reduction with induction as
5090 one of the operands.
5091 (vect_is_simple_iv_evolution): Fix formatting.
5092 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5093 formatting. Don't mark induction phis for vectorization.
5094 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5095 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5096 (vect_get_vec_def_for_operand): Support induction.
5097 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5099 (vectorizable_reduction): Support reduction with induction as one of
5101 (vectorizable_type_demotion): Use def-type of stmt argument rather
5102 than dummy def-type.
5104 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5105 flag_tree_scev_cprop.
5106 * common.opt (tree-scev-cprop): New flag.
5108 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5109 call to vect_get_new_vect_var.
5111 2007-02-06 Ira Rosen <irar@il.ibm.com>
5113 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5114 vectype is not NULL.
5115 (vect_pattern_recog_1): Likewise.
5117 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5119 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5120 (fold_negate_expr): Likewise.
5122 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5125 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5126 even if cv-qualification is the same.
5128 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5130 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5131 __enable_execute_stack on completion.
5133 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5135 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5136 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5137 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5138 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5139 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5140 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5141 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5142 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5144 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5146 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5147 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5148 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5149 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5150 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5151 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5152 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5153 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5154 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5155 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5156 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5157 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5158 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5159 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5160 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5161 sqrtextenddfxf2_i387): Added amdfam10_decode.
5163 * config/i386/athlon.md (athlon_idirect_amdfam10,
5164 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5165 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5166 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5167 athlon_ivector_store_amdfam10): New define_insn_reservation.
5168 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5171 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5173 * config/i386/athlon.md (athlon_call_amdfam10,
5174 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5175 define_insn_reservation.
5176 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5177 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5178 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5180 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5182 * config/i386/athlon.md (athlon_sseld_amdfam10,
5183 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5184 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5186 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5188 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5189 define_insn_reservation.
5190 * config/i386/i386.md (sseins): Added sseins to define_attr type
5191 and define_attr unit.
5192 * config/i386/sse.md: Set type attribute to sseins for insertq
5195 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5197 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5198 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5199 ssecomi_load_amdfam10, ssecomi_amdfam10,
5200 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5201 define_insn_reservation.
5202 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5204 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5206 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5207 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5208 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5209 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5210 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5211 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5212 define_insn_reservation.
5214 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5215 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5216 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5217 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5218 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5220 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5222 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5223 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5224 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5225 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5226 athlon_ssemul_load_k8): Added amdfam10.
5228 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5230 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5231 (x86_sse_unaligned_move_optimal): New variable.
5233 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5235 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5236 for unaligned vector SSE double/single precision loads for AMDFAM10.
5238 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5240 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5241 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5242 Define TARGET_CPU_DEFAULT_amdfam10.
5243 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5244 (processor_type): Add PROCESSOR_AMDFAM10.
5246 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5247 processor_type in config/i386/i386.h.
5248 Enable imul peepholes for TARGET_AMDFAM10.
5250 * config.gcc: Add support for --with-cpu option for amdfam10.
5252 * config/i386/i386.c (amdfam10_cost): New variable.
5253 (m_AMDFAM10): New macro.
5254 (m_ATHLON_K8_AMDFAM10): New macro.
5255 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5256 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5257 x86_promote_QImode, x86_integer_DFmode_moves,
5258 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5259 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5260 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5261 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5262 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5263 Enable/disable for amdfam10.
5264 (override_options): Add amdfam10_cost to processor_target_table.
5265 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5266 processor_alias_table.
5267 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5268 (ix86_adjust_cost): Add code for amdfam10.
5270 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5272 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5273 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5274 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5275 * config/i386/i386.h: Add builtin definition for SSE4A.
5276 * config/i386/i386.md: Add support for ABM instructions
5278 * config/i386/sse.md: Add support for SSE4A instructions
5279 (movntss, movntsd, extrq, insertq).
5280 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5281 Add -march=amdfam10 flag.
5282 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5283 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5285 * doc/extend.texi: Add documentation for SSE4A builtins.
5287 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5289 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5291 2007-02-05 Richard Guenther <rguenther@suse.de>
5293 * tree-vectorizer.h (vectorizable_function): Add argument type
5294 argument, change return type.
5295 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5296 * tree-vect-transform.c (vectorizable_function): Handle extra
5297 argument, return vectorized function decl.
5298 (build_vectorized_function_call): Remove.
5299 (vectorizable_call): Handle calls with result and argument types
5300 differing. Handle loop vectorization factor correctly.
5301 * targhooks.c (default_builtin_vectorized_function): Adjust for
5303 * targhooks.h (default_builtin_vectorized_function): Likewise.
5304 * target.h (builtin_vectorized_function): Add argument type
5306 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5307 extra argument, allow vectorizing of lrintf.
5308 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5309 documentation of target hook.
5311 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5314 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5315 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5316 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5318 2007-02-05 Roger Sayle <roger@eyesopen.com>
5320 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5321 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5322 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5323 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5324 before canonicalizing sincos to cexpi.
5325 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5327 2007-02-05 Roger Sayle <roger@eyesopen.com>
5329 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5330 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5331 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5333 2007-02-05 Roger Sayle <roger@eyesopen.com>
5335 * mips-tfile.c (initialize_init_file): Correct endianness test.
5337 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5339 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5342 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5344 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5345 saves in a PARALLEL before the register assignments.
5347 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5349 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5350 DWARF_FRAME_RETURN_COLUMN to be a general register.
5351 * dwarf2out.c (init_return_column_size): New function, split from...
5352 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5353 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5354 to be nongeneral registers.
5355 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5357 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5358 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5360 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5362 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5364 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5366 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5367 (remove_path): Use can_remove_branch_p and remove_branch instead
5368 of loop_delete_branch_edge.
5369 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5370 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5371 Update profile using scale_dominated_blocks_in_loop.
5372 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5373 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5374 (can_remove_branch_p, remove_branch): Declare.
5375 * tree-cfg.c (tree_can_remove_branch_p): New function.
5376 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5377 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5378 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5380 2007-02-05 Jan Hubicka <jh@suse.cz>
5383 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5384 nodes in cgraph, don't remove offline copy of the function.
5386 2007-02-04 Jan Hubicka <jh@suse.cz>
5388 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5389 vectors might cause maybe_lookup_element_for_expr to be called
5390 on non-sra-candidate.
5392 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5394 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5395 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5396 spelling conventions.
5398 2007-02-04 Richard Guenther <rguenther@suse.de>
5401 * fold-const.c (try_move_mult_to_index): Make sure to not
5402 overflow one dimension of a multi-dimensional array access.
5404 2007-02-04 Jan Hubicka <jh@suse.cz>
5406 * passes.c (init_optimization_passes): Reindent.
5408 2007-02-04 Jan Hubicka <jh@suse.cz>
5409 Eric Botcazou <ebotcazou@adacore.com>
5411 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5412 (execute_fixup_cfg): Break out the abnormal goto code.
5413 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5414 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5415 (optimize_inline_calls): Call make_nonlocal_label_edges.
5417 2007-02-04 Jan Hubicka <jh@suse.cz>
5419 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5420 true when something was changed.
5421 (rename_ssa_copies): When something was changed, do
5422 TODO_remove_unused_locals.
5423 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5424 add TODO_remove_unused_locals when instruction was removed.
5426 2007-02-04 Jan Hubicka <jh@suse.cz>
5428 * ipa-inline.c (try_inline): Improve debug output; work on already
5430 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5431 call try_inline for already inlined edges too when flattening;
5432 inline also functions that make callee growth but overall unit size
5435 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5437 * config/m32c/bitops.md, config/m32c/jump.md,
5438 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5439 config/m32r/m32r.h, config/m32r/m32r.md,
5440 config/m32r/predicates.md, config/m68hc11/larith.asm,
5441 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5442 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5443 config/mips/mips-protos.h, config/mips/mips.c,
5444 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5445 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5446 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5447 spelling conventions.
5449 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5450 Follow spelling conventions.
5452 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5454 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5455 warn about C++0x compatibility.
5457 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5459 * config/h8300/h8300.c, config/h8300/h8300.h,
5460 config/h8300/h8300.md: Follow spelling conventions.
5462 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5465 * combine.c (try_combine): Do not substitute source operand
5466 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5468 2007-02-03 Jan Hubicka <jh@suse.cz>
5470 PR gcov-profile/30650
5471 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5472 do not divide by zero for never executed counters.
5473 (tree_find_values_to_profile): Fix counters.
5474 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5476 2007-02-03 Ian Lance Taylor <iant@google.com>
5478 * lower-subreg.c (simple_move_operand): New static function,
5479 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5481 (simple_move): Call simple_move_operand.
5482 (find_decomposable_subregs): Add special handling of MEMs.
5483 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5484 meaning of return value. If we see a hard register, test whether
5485 it can store a word_mode value. Change all callers.
5487 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5489 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5490 ftrapv insns and expanders.
5491 (subdi3): Change define_expand operand 1 to arith11_operand, and
5492 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5493 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5494 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5498 * varasm.c (notice_global_symbol): Treat global objects as weak when
5501 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5503 * emit-rtl.c (dconstpi): Delete.
5505 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5506 * real.h (dconstpi): Delete.
5508 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5509 (fold_builtin_hypot): Likewise.
5511 2007-02-03 Tom Tromey <tromey@redhat.com>
5514 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5515 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5517 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5519 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5520 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5521 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5522 config/rs6000/cell.md, config/rs6000/darwin.h,
5523 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5524 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5525 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5526 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5527 typos. Follow spelling conventions.
5528 * doc/invoke.texi: Follow spelling conventions.
5530 2007-02-03 Roger Sayle <roger@eyesopen.com>
5532 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5533 canonicalization transformations that attempt to simplify integer
5534 constant comparisons to become comparisons against zero.
5536 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5538 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5540 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5541 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5543 2007-02-02 Mike Stump <mrs@apple.com>
5545 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5546 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5547 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5548 generate a branch island.
5550 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5552 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5553 (xtensa_legitimate_address_p): New.
5554 (xtensa_legitimize_address): New.
5555 (xtensa_output_addr_const_extra): New.
5556 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5558 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5559 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5560 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5561 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5562 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5563 (xtensa_legitimize_address): New.
5564 (xtensa_output_addr_const_extra): New.
5566 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5568 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5570 2007-02-02 Ian Lance Taylor <iant@google.com>
5572 * expmed.c (expand_divmod): Add comment.
5574 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5576 * emit-rtl.c (renumber_insns): Remove.
5577 * flags.h: Remove the extern for flag_renumber_insns.
5578 * rtl.h: Remove the prototype for renumber_insns.
5579 * toplev.c (flag_renumber_insns): Remove.
5581 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5583 Revert for x86 darwin:
5584 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5586 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5587 code before the following patch under TARGET_MACHO.
5588 (ix86_function_value_regno_p): Likewise.
5590 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5592 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5595 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5598 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5599 general or fp registers. Add comments.
5600 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5602 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5604 * pointer-set.c (insert_aux): Only return insertion slot.
5605 (pointer_set_insert): Adjust.
5606 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5607 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5608 pointer_map_traverse): New.
5609 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5610 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5611 pointer_map_contains, pointer_map_traverse): Declare.
5613 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5616 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5617 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5619 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5621 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5623 (struct _dep): New type.
5624 (dep_t): New typedef.
5625 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5626 (DEP_STATUS): New access macro. The macro with the same name was
5627 renamed to DEP_LINK_STATUS.
5628 (dep_init): Declare function
5630 (struct _dep_link): New type.
5631 (dep_link_t): New typedef.
5632 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5633 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5634 (DEP_LINK_STATUS): New macro.
5635 (debug_dep_links): New debug function.
5637 (struct _deps_list): New type.
5638 (deps_list_t): New typedef.
5639 (DEPS_LIST_FIRST): New access macro.
5640 (FOR_EACH_DEP_LINK): New cycle macro.
5641 (create_deps_list, free_deps_list, delete_deps_list): Declare
5643 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5644 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5645 (copy_deps_list_change_con): Ditto.
5647 (move_dep_link): Declare function.
5649 (struct _dep_node): New type.
5650 (dep_node_t): New typedef.
5651 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5653 (struct haifa_insn_data.back_deps): New field to hold backward
5654 dependencies of the insn.
5655 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5657 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5658 Change its type to deps_list_t.
5659 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5660 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5661 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5663 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5665 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5667 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5669 (dep_cost): Declare.
5671 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5672 (ds_to_dk, dk_to_ds): New functions.
5674 (init_dep_1): New static function.
5675 (init_dep): New function.
5676 (copy_dep): New static function.
5678 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5680 (detach_dep_link): New static function.
5681 (move_dep_link): New function.
5683 (dep_links_consistent_p, dump_dep_links): New static functions.
5684 (debug_dep_links): New debugging function.
5686 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5688 (alloc_deps_list, init_deps_list): New static functions.
5689 (create_deps_list): New function.
5690 (clear_deps_list): New static function.
5691 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5692 (deps_list_consistent_p, dump_deps_list): New static functions.
5693 (debug_deps_list): New function.
5694 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5696 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5698 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5699 use new scheduler dependencies lists.
5700 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5701 (sched_analyze): Ditto. Initialize dependencies lists.
5702 (add_forw_dep, compute_forward_dependences): Update to use new
5703 scheduler dependencies lists.
5705 (init_dependency_caches): Init deps_obstack.
5706 (free_dependency_caches): Free deps_obstack.
5708 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5709 new scheduler dependencies lists.
5710 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5711 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5713 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5714 Update to use new scheduler dependencies lists.
5715 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5716 (debug_dependencies): Ditto.
5717 (schedule_region): Update comments.
5719 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5720 scheduler dependencies lists.
5721 (schedule_ebb): Update comments.
5723 * rtl.def (DEPS_LIST): Remove.
5725 * lists.c (unused_deps_list): Remove.
5726 (free_list): Update assertions.
5728 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5729 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5731 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5732 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5734 * haifa-sched.c (comments): Update.
5735 (insn_cost1): Remove. Inline the code into insn_cost ().
5736 (insn_cost): Update to use new scheduler dependencies lists. Move
5737 processing of the dependency cost to dep_cost ().
5738 (dep_cost): New function. Use it instead of insn_cost () when
5739 evaluating cost of the dependency. Use compatible interface to
5740 interact with the target.
5741 (priority): Update to use new scheduler dependencies lists.
5742 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5743 with greater number of insns that depend on the insn.
5744 (schedule_insn): Update to use new scheduler dependencies lists. Add
5745 code to free backward dependencies lists. Inline and optimize code
5746 from resolve_dep () - see PR28071.
5747 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5748 lists. Update call to targetm.sched.is_costly_dependence hook.
5750 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5751 scheduler dependencies lists.
5753 (resolve_dep): Remove. Move the logic to schedule_insn ().
5754 (init_h_i_d): Initialize dependencies lists.
5756 (process_insn_depend_be_in_spec): Rename to
5757 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5759 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5760 Update to use new scheduler dependencies lists.
5761 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5763 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5764 new scheduler dependencies lists.
5765 (build_intra_loop_deps): Ditto.
5767 * target.h (struct _dep): Declare to use in
5768 gcc_target.sched.is_costly_dependence.
5769 (struct gcc_target.sched.adjust_cost): Fix typo.
5770 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5771 single dep_t parameter instead of an equivalent triad.
5772 (struct gcc_target.sched.adjust_cost_2): Remove.
5774 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5776 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5778 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5780 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5782 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5783 (REG_DEP_TRUE): Document.
5785 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5786 Change signature to correspond to the targetm.sched.adjust_cost hook.
5787 Update use in TARGET_SCHED_ADJUST_COST_2.
5788 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5789 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5790 new scheduler dependencies lists.
5791 (ia64_gen_check): Ditto.
5793 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5796 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5797 signature to correspond to the targetm.sched.is_costly_dependence hook.
5798 (is_costly_group): Update to use new scheduler dependencies lists.
5800 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5801 instead of INSN_COST () macro.
5803 2007-02-01 Ian Lance Taylor <iant@google.com>
5805 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5807 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5809 * pa.md (tp_load): Correct mfctl instruction syntax.
5811 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5813 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5814 altivec_padding_size calculation on AIX. Improve comment, add
5815 assert to verify that it's right.
5817 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5820 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5823 * global.c (global_alloc): Add mising initialization of
5826 2007-02-01 Roger Sayle <roger@eyesopen.com>
5828 * alias.c (init_alias_analysis): Correct whitespace.
5829 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5830 partition_hot_cold_basic_blocks): Likewise.
5831 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5832 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5833 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5834 fold_builtin_snprintf_chk, fold_builtin_printf,
5835 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5836 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5837 * cfgcleanup.c (cleanup_cfg): Likewise.
5838 * cfgexpand.c (tree_expand_cfg): Likewise.
5839 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5840 * function.c (get_next_funcdef_no): Likewise.
5841 * gengtype.c (main): Likewise.
5842 * genmodes.c (main): Likewise.
5843 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5844 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5845 * ifcvt.c (noce_emit_move_insn): Likewise.
5846 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5848 * stor-layout.c (get_best_mode): Likewise.
5849 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5850 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5851 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5852 perform_var_substitution, solve_graph): Likewise.
5853 * tree-vrp.c (vrp_finalize): Likewise.
5855 2007-02-01 Ian Lance Taylor <iant@google.com>
5857 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5858 high part of a paradoxical subreg, return a constant zero.
5860 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5862 * toplev.c (lang_dependent_init): Call init_set_costs.
5863 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5865 2007-02-01 Richard Guenther <rguenther@suse.de>
5868 * fold-const.c (fold_negate_expr): Allow negating a
5869 constant if overflow does not change.
5871 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5873 * doc/c-tree.texi (Expression trees): Improve markup.
5874 * doc/tm.texi (Register Classes, Addressing Modes)
5875 (Floating Point): Fix spacing after abbreviations. Fix some
5878 2007-02-01 Ben Elliston <bje@au.ibm.com>
5880 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5881 * doc/contrib.texi: Likewise.
5882 * doc/install.texi: Likewise.
5884 2007-01-31 Richard Henderson <rth@redhat.com>
5885 Ian Lance Taylor <iant@google.com>
5887 * lower-subreg.c: New file.
5888 * rtl.def (CONCATN): Define.
5889 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5891 * emit-rtl.c (update_reg_offset): New static function, broken out
5892 of gen_rtx_REG_offset.
5893 (gen_rtx_REG_offset): Call update_reg_offset.
5894 (gen_reg_rtx_offset): New function.
5895 * regclass.c: Revert patch of 2006-03-05, restoring
5897 (clear_reg_info_regno): New function.
5898 * dwarf2out.c (concatn_loc_descriptor): New static function.
5899 (loc_descriptor): Handle CONCATN.
5900 * common.opt (fsplit_wide_types): New option.
5901 * opts.c (decode_options): Set flag_split_wide_types when
5903 * timevar.def (TV_LOWER_SUBREG): Define.
5904 * rtl.h (gen_reg_rtx_offset): Declare.
5905 (reg_scan_update): Declare.
5906 * regs.h (clear_reg_info_regno): Declare.
5907 * tree-pass.h (pass_lower_subreg): Declare.
5908 (pass_lower_subreg2): Declare.
5909 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5910 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5912 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5913 * Makefile.in (OBJS-common): Add lower-subreg.o.
5914 (lower-subreg.o): New target.
5916 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5918 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5920 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5923 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5925 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5928 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5930 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5932 * cfgloop.h: Include vec-prim.h.
5933 (enum li_flags): Remove LI_ONLY_OLD.
5934 (loop_iterator): Changed.
5935 (fel_next, fel_init): Iterate over loop tree.
5936 (FOR_EACH_LOOP_BREAK): New macro.
5937 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5939 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5940 * modulo-sched.c (sms_schedule): Ditto.
5941 * tree-vectorizer.c (vectorize_loops): Ditto.
5942 * doc/loop.texi: Update information on loop numbering and behavior of
5943 FOR_EACH_LOOP wrto new loops.
5944 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5945 add_to_evolution_1): Test nestedness of loops instead of comparing
5947 * tree-chrec.c (chrec_fold_plus_poly_poly,
5948 chrec_fold_multiply_poly_poly, chrec_evaluate,
5949 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5950 reset_evolution_in_loop): Ditto.
5951 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5953 2007-01-31 Dirk Mueller <dmueller@suse.de>
5955 * c-common.c (warn_about_parentheses): Separate warning about
5956 un-parenthized sequence of comparison operators from the one
5957 which is supposed to warn about x <= y <= z.
5959 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5961 * optabs.h (enum optab_index): Add new OTI_isinf.
5962 (isinf_optab): Define corresponding macro.
5963 * optabs.c (init_optabs): Initialize isinf_optab.
5964 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5966 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5967 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5969 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5970 expand_builtin_interclass_mathfn.
5971 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5972 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5973 (fxam<mode>2_i387): New insn pattern.
5974 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5975 built-in functions as x87 inline asm.
5977 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5979 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5981 2007-01-30 Eric Christopher <echristo@apple.com>
5983 * config.gcc: Add geode.
5985 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5987 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5988 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5989 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5990 value-prof.c: Fix comment typos.
5992 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5995 * doc/invoke.texi (Wpointer-arith): Document warning.
5997 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5999 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
6000 the list of discrepancies from the draft TR.
6002 2007-01-30 Dirk Mueller <dmueller@suse.de>
6005 * doc/invoke.texi (-Wreturn-type): Update description to
6008 2007-01-30 Richard Sandiford <richard@codesourcery.com>
6010 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
6012 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
6014 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
6015 to handle optabs that operate on floating point input argument and
6016 output to integer output.
6017 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
6018 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
6019 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
6020 expand_builtin_interclass_mathfn ().
6021 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
6023 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
6024 ilogbl built-in functions as x87 intrinsics.
6026 2007-01-30 Richard Guenther <rguenther@suse.de>
6029 * dwarf2out.c (reference_to_unused): Query varpool if the
6030 variable was output.
6032 2007-01-30 Richard Guenther <rguenther@suse.de>
6035 * passes.c (execute_one_pass): Reset in_gimple_form to not
6036 confuse non-unit-at-a-time mode.
6038 2007-01-29 Roger Sayle <roger@eyesopen.com>
6039 Richard Guenther <rguenther@suse.de>
6041 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
6042 avoid undefined behaviour on overflow. Use force_fit_type_double
6043 to construct the constant with the specified TREE_OVERFLOW.
6045 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6047 * config/dfp-bit.c: Add parameterized support for fp exceptions.
6048 * config/dfp-bit.h: Ditto.
6050 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6052 * c-decl.c (pop_scope): Replace warnings with call to
6053 warn_for_unused_label.
6054 * c-common.h (warn_for_unused_label): Declare.
6055 * c-common.c (warn_for_unused_label): Define.
6057 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6059 * tree-optimize.c (update_inlined_to_pointers): Delete unused
6062 2007-01-29 Janis Johnson <janis187@us.ibm.com>
6064 * Makefile.in (USER_H): Remove decfloat.h.
6065 * ginclude/decfloat.h: Delete, moving contents to ...
6066 * ginclude/float.h: Add support for decimal floating point,
6067 guarded by __STDC_WANT_DEC_FP__.
6069 2007-01-29 Mike Stump <mrs@apple.com>
6071 * doc/gccint.texi (Top): Rename Loop Representation to Loop
6072 Analysis and Representation to resolve case insensitive conflict.
6073 * doc/loop.texi (Loop Analysis and Representation): Likewise.
6075 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
6077 * tree.h (struct tree_memory_tag): Add aliases member.
6078 (MTAG_ALIASES): New macro.
6079 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
6080 (add_may_alias): Remove pointer-set. Update for may_aliases being
6082 (mark_aliases_call_clobbered): Update for may_aliases being a
6084 (compute_tag_properties): Ditto.
6085 (create_partition_for): Ditto.
6086 (compute_memory_partitions): Ditto.
6087 (dump_may_aliases_for): Ditto.
6088 (is_aliased_with): Ditto.
6089 (add_may_alias_for_new_tag): Ditto.
6090 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6091 (compute_is_aliased): New function.
6092 (compute_may_aliases): Call compute_is_aliased).
6093 (init_alias_info): Initialize alias_bitmap_obstack.
6094 (union_alias_set_into): New function.
6095 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6096 (have_common_aliases_p): Rewrite to take two bitmaps and use
6098 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6100 (finalize_ref_all_pointers): Update for add_may_alias changes.
6101 (new_type_alias): Ditto.
6102 * tree-flow-inline.h (may_aliases): Return a bitmap.
6103 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6104 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6105 may_aliases being a bitmap.
6106 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6107 may_aliases now returns a bitmap.
6108 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6110 * tree-ssa-operands.c (add_virtual_operand): Update for
6111 may_aliases being a bitmap.
6113 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6115 PR tree-optimization/30630
6116 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6117 variable as changed.
6119 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6122 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6123 expanded only once even if an error occurs.
6125 2007-01-29 Ben Elliston <bje@au.ibm.com>
6127 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6128 (__gcov_average_profiler): Likewise.
6129 (__gcov_ior_profiler): Likewise.
6130 (__gcov_merge_ior): Likewise.
6132 2007-01-28 Jan Hubicka <jh@suse.cz>
6134 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6135 * value-prof.c (stringop_block_profile): Likewise.
6137 2007-01-28 Jan Hubicka <jh@suse.cz>
6139 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6140 variant handling histograms; add wrapper.
6141 (clear_storage_via_libcall): Export.
6142 (emit_block_move_hints): Break out from ...; add histograms.
6143 (emit_block_move): ... this one.
6144 (clear_storage_hints): Break out from ...; add histograms.
6145 (clear_storage): ... this one.
6146 (set_storage_via_memset): Handle histogram.
6147 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6148 (clear_storage_hints, clear_storage_via_libcall): Declare.
6149 (set_storage_via_setmem): Update prototype.
6150 * doc/md.texi (movmem, setmem): Document new arguments.
6152 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6154 (stringop_block_profile): New global function.
6155 (tree_stringops_values_to_profile): Profile block size and alignment.
6156 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6158 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6159 (stringop_block_profile): Declare.
6160 * builtins.c: Include value-prof.h.
6161 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6162 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6163 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6164 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6165 * profile.c (instrument_values): Add new counters.
6166 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6168 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6169 (tree_init_edge_profiler): Build new profilers.
6170 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6171 (pass_tree_profile): Add dump.
6172 (tree_profile_hooks): Update.
6173 * Makefile.in (LIBGCOV): Add new constants.
6174 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6175 __gcov_ior_profiler): New.
6176 * i386.md (movmem/setmem expanders): Add new optional arguments.
6178 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6180 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6182 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6184 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6185 (tree_unswitch_single_loop): Pass eni_size_weights to
6186 tree_num_loop_insns.
6187 * tree-ssa-loop-manip.c: Include tree-inline.h.
6188 (can_unroll_loop_p): Pass eni_size_weights to
6189 tree_num_loop_insns.
6190 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6191 Pass eni_size_weights to estimate_num_insns.
6192 * tree.h (init_inline_once): Export.
6193 * toplev.c (backend_init): Call init_inline_once.
6194 * cgraphunit.c (cgraph_process_new_functions,
6195 cgraph_analyze_function): Pass eni_inlining_weights to
6197 * ipa-inline.c (compute_inline_parameters): Ditto.
6198 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6199 to estimate_num_insns.
6200 (try_unroll_loop_completely): Pass eni_size_weights to
6201 tree_num_loop_insns.
6202 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6203 ot estimate_num_insns.
6204 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6205 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6206 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6207 eni_time_weights): New variables.
6208 (init_inline_once): Initialize them.
6209 (struct eni_data): Mew.
6210 (estimate_num_insns_1, estimate_num_insns): Use weights.
6211 * tree-inline.h (struct eni_weights_d): New.
6212 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6213 (estimate_num_insns): Declaration changed.
6214 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6215 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6216 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6218 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6220 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6221 relations in the conflict function is valid.
6223 2007-01-27 Ian Lance Taylor <iant@google.com>
6225 * common.opt: Add fstrict-overflow.
6226 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6227 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6228 (TYPE_OVERFLOW_UNDEFINED): Define.
6229 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6231 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6232 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6233 (fold_negate_expr): Likewise.
6234 (make_range): Likewise.
6235 (extract_muldiv_1): Likewise.
6236 (maybe_canonicalize_comparison): Likewise.
6237 (fold_comparison): Likewise.
6238 (fold_binary): Likewise.
6239 (tree_expr_nonnegative_p): Likewise.
6240 (tree_expr_nonzero_p): Likewise.
6241 * tree-vrp.c (compare_values): Likewise.
6242 (extract_range_from_binary_expr): Likewise.
6243 (extract_range_from_unary_expr): Likewise.
6244 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6246 (nowrap_type_p): Likewise.
6247 * tree-scalar-evolution.c (simple_iv): Likewise.
6248 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6249 (build_range_check): Likewise.
6250 (extract_muldiv_1): Likewise.
6251 (fold_comparison): Likewise.
6252 * tree-vrp.c (vrp_int_const_binop): Likewise.
6253 (extract_range_from_unary_expr): Likewise.
6254 * convert.c (convert_to_integer): Likewise.
6255 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6256 (fold_comparison): Likewise.
6257 (fold_binary): Likewise.
6258 * optabs.c (optab_for_tree_code): Likewise.
6259 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6260 * simplify-rtx.c (simplify_const_relational_operation): Check
6261 flag_strict_overflow and flag_trapv.
6262 (simplify_const_relational_operation): Likewise.
6263 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6264 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6267 2007-01-27 Roger Sayle <roger@eyesopen.com>
6269 * tree.c (tree_fold_gcd): Delete.
6270 * tree.h (tree_fold_gcd): Remove prototype.
6271 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6272 test whether one constant integer is a multiple of another. Instead
6273 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6274 * fold-const.c (multiple_of_p): We've determined both TOP and
6275 BOTTOM are integer constants so we can call int_const_binop directly
6276 instead of the more generic const_binop.
6278 2007-01-27 Roger Sayle <roger@eyesopen.com>
6280 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6281 1*X check that the constant hasn't overflowed, to preserve the
6283 (round_up): Provide an efficient implementation when rouding-up an
6284 INTEGER_CST to a power-of-two.
6286 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6288 * doc/sourcebuild.texi: Add comma for clarity.
6289 * doc/extend.texi: Fix some typos.
6290 * doc/passes.texi: Likewise.
6291 * doc/cppinternals.texi: Likewise.
6292 * doc/c-tree.texi: Likewise.
6293 * doc/tree-ssa.texi: Likewise.
6294 * doc/install.texi: Likewise.
6296 2007-01-27 Jan Hubicka <jh@suse.cz>
6298 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6299 (pass_sra): Do not require alias information.
6300 * passes.c (init_optimization_passes): Add SRA
6302 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6304 * tracer.c (rest_of_handle_tracer): We already cleaned
6305 up the CFG in tracer() so don't do it here again.
6306 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6307 cleanup_cfg here, either. And don't call renumber_insns.
6309 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6310 and BB_HEAD are in the insn stream here. Instead make sure
6311 that BB_INSN is valid on all insns. Also, do check here that
6312 there are no pending branch predictions...
6313 (rtl_verify_flow_info): ...instead of doing it here. Checks
6314 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6317 2007-01-26 Roger Sayle <roger@eyesopen.com>
6319 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6320 function to simplify/factorize operand order canonicalization.
6321 (ix86_fixup_binary_operands): Reorganize using the above function.
6322 (ix86_binary_operator_ok): Likewise.
6324 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6326 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6327 file scope from optimize_attrs.
6328 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6330 (optimize_attrs): Clear insn_code_values after freeing it.
6332 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6334 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6335 a parts.base assignment.
6337 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6339 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6340 (compute_subscript_distance, initialize_data_dependence_relation,
6341 finalize_ddr_dependent, analyze_ziv_subscript,
6342 analyze_siv_subscript_cst_affine,
6343 compute_overlap_steps_for_affine_univar,
6344 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6345 analyze_siv_subscript, analyze_miv_subscript,
6346 analyze_overlapping_iterations, subscript_dependence_tester_1,
6347 compute_self_dependence, free_dependence_relation): Work
6348 with affine_fn instead of chrecs.
6349 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6350 common_affine_function, affine_function_base,
6351 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6352 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6353 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6354 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6355 (all_chrecs_equal_p): Removed.
6356 * tree-data-ref.h (affine_fn, conflict_function): New types.
6357 (struct subscript): Change type of conflicting_iterations_in_a
6358 and conflicting_iterations_in_b.
6360 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6363 * config/pa/pa.h (TARGET_HPUX_11): New.
6364 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6365 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6367 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6368 Richard Guenther <rguenther@suse.de>
6370 * tree-ssa-structalias.c (solve_graph): Handle case
6371 we merged the variable to another.
6373 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6375 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6378 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6379 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6381 2007-01-25 DJ Delorie <dj@redhat.com>
6383 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6384 allow changes to modes which don't fit in those registers.
6386 * reload1.c (choose_reload_regs): Check for invalid subregs before
6387 computing their locations, not after.
6389 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6392 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6393 save Altivec registers in an eh_return function.
6394 (compute_vrsave_mask): Likewise.
6395 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6396 for saving Altivec registers.
6397 (rs6000_emit_prologue): Don't allocate stack twice in
6398 eh_return function. Correct expected value of altivec_save_offset
6399 when using save_world. Describe save of R0 to stack when using
6400 save_world. Describe stack pointer adjustment when using
6401 save_world. Remove duplicated eh_return parameter register saving.
6402 Update sp_offset variable after save_world.
6403 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6405 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6406 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6409 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6411 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6413 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6416 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6417 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6419 2007-01-25 Richard Guenther <rguenther@suse.de>
6421 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6422 * common.opt (-Wcoverage-mismatch): New warning option.
6423 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6424 if -Wcoverage-mismatch is given.
6426 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6428 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6429 (ipcp_driver): Change to static definition.
6430 Add dumping of the ifunctions.
6431 (constant_val_insert): Remove unused parameter. Support for SSA.
6432 (ipcp_propagate_const): Support for SSA.
6433 (ipcp_profile_bb_print): Print only analyzed nodes.
6434 (ipcp_replace_map_create): Remove support for Fortran constant
6436 * ipa-prop.c (ipa_method_modify_stmt,
6437 ipa_callsite_compute_param): Support for SSA.
6438 * ipa-prop.h (ipcp_driver): Remove declaration.
6439 (IS_VALID_TREE_MAP_INDEX): Add define.
6441 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6443 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6445 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6448 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6449 constant argument to cabs and do it without checking for
6450 -funsafe-math-optimizations.
6452 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6454 * c-common.h (RID_FIRST_CXX0X): New.
6455 (RID_LAST_CXX0X): New.
6456 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6458 * c.opt (Wc++0x-compat): New.
6459 * doc/invoke.texi (-Wc++0x-compat): Document.
6461 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6463 * builtins.c (fold_builtin_carg): New.
6464 (fold_builtin_1): Use it.
6466 2007-01-24 Jan Hubicka <jh@suse.cz>
6468 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6470 * ipa-inline.c (initial_insns, max_insns): Delete.
6471 (compute_max_insns): New function.
6472 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6473 of insns as base for code growth.
6474 (cgraph_decide_inlining): Make initial_insns local; do not compute
6476 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6477 * doc/invoke.texi (inline-unit-growth): Update docs.
6479 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6481 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6482 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6483 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6484 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6485 for CPUs that have PTA_CX16 set.
6488 * gimplify.c (omp_check_private): New function.
6489 (gimplify_scan_omp_clauses): Use it for
6490 firstprivate/lastprivate/reduction.
6493 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6494 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6497 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6498 If lower_lastprivate_clauses emits some statements, append them
6499 to dlist rather than body_p and to body_p append an initializer.
6500 (lower_omp_for): Adjust caller.
6502 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6504 * target.h (globalize_decl_name): New.
6505 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6506 * output.h (default_globalize_decl_name): New.
6507 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6509 (globalize_decl): Ditto.
6510 (default_globalize_decl_name): New.
6511 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6512 (ia64_handle_version_id_attribute): New.
6513 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6514 (ia64_asm_output_external): Use globalize_decl_name instead
6516 * doc/extend.texi (version_id): New pragma.
6517 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6519 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6521 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6522 _uleb128_t and _Unwind_SWord with _sleb128_t.
6523 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6524 uw_frame_state_for, uw_update_context_1): Likewise.
6525 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6526 * unwind-pe.h (read_uleb128, read_sleb128,
6527 read_encoded_value_with_base): Likewise.
6528 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6530 2007-01-24 Richard Guenther <rguenther@suse.de>
6532 * builtins.c (expand_builtin_cexpi): Get the fndecl
6533 for cexp in the correct way.
6535 2007-01-24 Jan Hubicka <jh@suse.cz>
6537 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6539 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6541 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6542 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6543 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6544 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6545 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6546 __SIZEOF_PTRDIFF_T__.
6547 * doc/cpp.texi: Documentation for the new builtin macros added.
6549 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6551 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6552 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6553 instead of operands[2] to avoid access past the end of array.
6555 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6557 * reload1.c (emit_reload_insns): Pass the reload register
6558 for a non-spill output reload through forget_old_reloads_1.
6560 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6562 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6563 _SOFT_DOUBLE if doubles use software floating-point.
6564 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6565 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6566 * config/rs6000/darwin-ldouble.c: Also compile functions for
6567 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6568 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6569 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6570 commented-out long double override.
6571 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6572 * config/rs6000/eabispe.h: Likewise.
6573 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6574 long double for non-SPE.
6575 (rs6000_handle_option): Likewise.
6576 (invalid_e500_subreg): Disallow more subregs involding DImode,
6577 DFmode, TImode or TFmode.
6578 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6580 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6582 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6583 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6585 (rs6000_legitimate_address): Also check for TFmode for E500
6587 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6588 (spe_build_register_parallel): Handle TFmode and TCmode.
6589 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6591 (function_arg): Handle TFmode and TCmode for E500 double.
6592 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6594 (print_operand): Handle TFmode and TImode for %y.
6595 (rs6000_generate_compare): Handle TFmode comparisons for E500
6597 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6598 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6599 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6600 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6601 TFmode for E500 double.
6602 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6603 (floatsidf2): Enable for E500 double.
6604 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6605 (extenddftf2): Change to extenddftf2_fprs.
6606 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6607 depending on TARGET_E500_DOUBLE.
6608 (extendsftf2): Enable for E500 double.
6609 (trunctfdf2): Enable for E500 double.
6610 (trunctfsf2): Change to trunctfsf2_fprs.
6611 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6612 depending on TARGET_E500_DOUBLE.
6613 (floatsitf2): Enable for E500 double.
6614 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6615 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6616 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6617 (negtf2): Change to negtf2_internal.
6618 (negtf2): New expander.
6619 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6620 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6621 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6622 (movdi_internal32): Use rs6000_nonimmediate_operand.
6623 (unnamed splitter): Likewise.
6624 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6625 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6626 (SPE64TF, DITI): New mode macros.
6627 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6630 (frob_<mode>_di_2): New.
6631 (frob_tf_di_8_2): New.
6632 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6634 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6636 (frob_ti_<mode>_8_2): New.
6637 (frob_ti_tf_2): New.
6638 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6639 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6641 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6642 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6643 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6644 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6645 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6646 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6649 2007-01-23 Ian Lance Taylor <iant@google.com>
6651 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6653 (OBJS-archive): Reformat, alphabetize.
6654 (OBJS): Change out_object_file to OBJS-md.
6656 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6658 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6659 JUMP_P and CALL_P predicates where applicable.
6660 * config/i386/i386.c: Ditto.
6661 * config/i386/i386.md: Ditto.
6662 * config/i386/mmx.md: Ditto.
6663 * config/i386/predicates.md: Ditto.
6665 2007-01-22 Andreas Schwab <schwab@suse.de>
6667 * config/m68k/m68k.h: Fix comment.
6669 2007-01-22 Jan Hubicka <jh@suse.cz>
6671 * passes.c (init_optimization_passes): Do not rerun
6672 pass_early_warn_uninitialized.
6674 2007-01-22 Richard Guenther <rguenther@suse.de>
6676 PR tree-optimization/30038
6677 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6679 (execute_cse_sincos_1): Likewise.
6680 (execute_cse_sincos): Likewise.
6681 (gate_cse_sincos): Likewise.
6682 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6683 the cexpi() canonicalization of sincos().
6684 * tree-pass.h (pass_cse_sincos): Declare.
6685 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6687 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6689 PR rtl-optimization/29329
6690 * combine.c (replaced_rhs_insn): Rename to i2mod.
6691 (replaced_rhs_value): Rename to i2mod_new_rhs.
6692 (i2mod_old_rhs): New global variable.
6693 (combine_instructions): Adjust for above change. Save a copy of
6694 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6695 note are substituted in the second instruction.
6696 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6697 ditch the note if it pertains to the second eliminated register
6698 and this register is mentioned in i2mod_old_rhs.
6701 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6703 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6704 the insn to which the note was originally attached.
6706 2007-01-21 Jan Hubicka <jh@suse.cz>
6708 * ipa-inline.c (inlining_mode): Comment, move up.
6709 (cgraph_decide_inlining_incrementally): Do not perform inlining
6710 itself; fix handling of flattening of self recursive functions.
6711 (cgraph_find_cycles): Remove.
6712 (cgraph_flatten_node): Remove.
6713 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6714 (try_inline): New function.
6715 (cgraph_early_inlining): Update call of
6716 cgraph_decide_inlining_incrementally. Apply inlining here.
6717 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6719 2007-01-21 Dirk Mueller <dmueller@suse.de>
6722 * tree-vrp.c (check_array_bounds): do not warn
6723 about ADDR_EXPR's of ARRAY_REF's which are immediately
6724 used in binary expressions.
6726 2007-01-21 Ira Rosen <irar@il.ibm.com>
6728 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6729 read_write_dep and macros for its access.
6730 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6731 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6732 argument, call vect_check_interleaving for every independent pair of
6733 data-refs. Mark loads that access the same memory location as a store
6735 (vect_check_dependences): Remove.
6736 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6737 call, fix the call to vect_analyze_data_ref_dependence.
6738 (vect_analyze_data_ref_access): For statements that access the same
6739 data-ref, check that they are not stores; for loads, check that there
6740 is no store that access the same location.
6742 2007-01-20 Roger Sayle <roger@eyesopen.com>
6743 Joseph Myers <joseph@codesourcery.com>
6745 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6746 (-fdump-rtl-stack): Likewise.
6747 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6748 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6749 (-mpt-fixed): Use @minus{} for minus sign.
6750 (Using Precompiled Headers): Fix under/overfull hbox.
6752 2007-01-20 Jan Hubicka <jh@suse.cz>
6754 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6755 place within annotation.
6757 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6759 * pa.c (output_move_double): Change array size of xoperands to 4.
6761 2007-01-20 Jan Hubicka <jh@suse.cz>
6763 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6766 2007-01-19 Ian Lance Taylor <iant@google.com>
6768 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6769 constant to unsigned HOST_WIDE_INT before negating.
6771 2007-01-19 Ian Lance Taylor <iant@google.com>
6773 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6775 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6776 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6777 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6778 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6779 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6780 (realloc_vdef, realloc_vuse): Change second parameter to
6782 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6784 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6785 unsigned. Change x and lim locals to unsigned.
6786 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6788 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6789 (copy_virtual_operands): Change i and n locals to unsigned.
6791 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6794 * builtins.c (fold_builtin_1): Handle builtin fdim.
6796 2007-01-20 Jan Hubicka <jh@suse.cz>
6798 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6799 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6800 init_alias_heapvars.
6801 (init_alias_heapvars): Initialize only when not already initialized.
6802 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6804 2007-01-19 Roger Sayle <roger@eyesopen.com>
6806 * common.opt (fsigned-zeros): New command line option.
6807 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6808 of flag_unsafe_math_optimizations.
6809 * opts.c (set_fast_math_flags): The -ffast-math command line option
6810 implies -fno-signed-zeros.
6811 (fast_math_flags_set_p): Likewise.
6813 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6814 the documentation of -ffast-math appropriately. Wrap long lines.
6816 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6818 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6819 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6821 2007-01-19 Tomas Bily <tbily@suse.cz>
6823 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6825 (tree_init_ic_make_global_vars): New function
6826 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6827 (tree_gen_ic_profiler): New function
6828 (tree_gen_ic_func_profiler): New function
6829 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6830 (tree_profile_hooks): Added hook for indirec/virtual calls
6831 * value-prof.c (tree_find_values_to_profile): New case for
6833 (tree_values_to_profile): Call for determining indirect/virtual
6835 (tree_indirect_call_to_profile): New function
6836 (tree_ic_transform): New function
6837 (tree_ic): New function
6838 (find_func_by_pid): New function
6839 (init_pid_map): New function
6840 (tree_value_profile_transformations): Added check for
6841 indirect/virtual call transformation
6842 * value-prof.h (enum hist_type): New counter type for
6843 indirect/virtual calls
6844 (profile_hooks): Added new hook for profiling indirect/virtual
6846 * profile.c (instrument_values): New case for indirect/virtual
6848 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6849 (GCOV_COUNTER_V_INDIR): New counter type
6850 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6851 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6853 * cgraph.c: Definition of cgraph_max_pid
6854 (cgraph_create_node): Default init of pid attribute
6855 * cgraph.h: Declaration of cgraph_max_pid
6856 (struct cgraph_node): Added pid attribute
6857 * libgcov.c (__gcov_indirect_call_profiler): New function
6858 (__gcov_one_value_profiler_body): New function
6859 (__gcov_one_value_profiler): Body was moved to
6860 __gcov_one_value_profiler_body and calls it
6862 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6864 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6865 * gengtype.c (write_types_data, write_func_for_structure,
6866 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6867 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6868 (walk_type, write_func_for_structure): Generate the mark_hook if
6871 2007-01-19 Jan Hubicka <jh@suse.cz>
6873 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6874 'early' argument take inlining mode argument specifying whether to
6875 inline for size/speeed or all functions; add support for flattening;
6877 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6879 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6882 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6883 the name of the declared identifier.
6885 2007-01-19 Dirk Mueller <dmueller@suse.de>
6887 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6888 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6889 duplicate evaluation.
6891 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6893 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6894 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6895 to XFMode, use acosxf2 and truncate result to requested mode.
6896 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6897 (asin<mode>2): Similarly, with asin expanders.
6898 (*fscalexf4_i387): Rename from *fscalexf4.
6899 (expNcorexf3): New expander.
6900 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6901 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6902 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6903 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6904 patterns for SSE math.
6905 (exp10<mode>2): Similarly, with exp10 expanders.
6906 (exp2<mode>2): Similarly, with exp2 expanders.
6907 (expm1<mode>2): Similarly, with expm1 expanders.
6908 (ldexp<mode>3): Similarly, with ldexp expanders.
6909 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6910 Use gen_truncxf<mode>2_i387_noop to truncate result.
6912 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6914 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6915 for ColdFire targets.
6917 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6918 Richard Sandiford <richard@codesourcery.com>
6920 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6921 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6922 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6923 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6924 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6925 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6927 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6929 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6930 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6931 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6932 (*adddi_dilshr32_cf): New pattern.
6933 (adddi3, subdi3): Remove first alternatives.
6935 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6937 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6938 implemented using move.l, do not use its cc result for floating-point
6941 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6943 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6944 from accepting 's' constraints if flag_pic.
6946 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6948 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6949 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6950 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6951 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6953 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6955 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6956 ColdFire alternatives.
6957 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6958 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6959 architectures that support ff1 instruction.
6961 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6962 Julian Brown <julian@codesourcery.com>
6964 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6965 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6966 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6969 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6971 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6973 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6974 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6975 HOST_WIDE_INT instead of an rtx.
6976 (m68k_rtx_costs): Update call accordingly.
6977 (output_move_const_into_data_reg): Likewise. Fix formatting.
6978 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6980 (output_move_simode_const): Update calls after above changes.
6981 Rework to use automatic variables and predicates like MEM_P.
6982 * config/m68k/m68k.md (pushexthisi_const): Update call to
6985 2007-01-19 Dirk Mueller <dmueller@suse.de>
6987 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6990 2007-01-19 Richard Guenther <rguenther@suse.de>
6992 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6993 via cexp in case sincos is not available.
6995 2007-01-19 Richard Guenther <rguenther@suse.de>
6997 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6998 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6999 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
7000 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
7001 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
7002 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
7003 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
7004 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
7006 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
7008 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
7010 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
7011 (atan2xf3): Directly generate RTL pattern.
7012 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
7013 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7014 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7015 disable patterns for SSE math.
7016 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
7017 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
7018 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7019 disable patterns for SSE math.
7021 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
7023 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
7025 2007-01-18 Roger Sayle <roger@eyesopen.com>
7027 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
7028 VIEW_CONVERT_EXPR to the same type as it's operand.
7030 2007-01-18 David Edelsohn <edelsohn@gnu.org>
7032 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
7033 configured for long double 128.
7035 2007-01-18 Mike Stump <mrs@apple.com>
7037 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
7040 2007-01-18 Michael Meissner <michael.meissner@amd.com>
7042 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
7045 2007-01-18 Jan Hubicka <jh@suse.cz>
7047 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
7048 greater than NUM_VOP_FREE_BUCKETS.
7050 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
7052 * tree-ssa-structalias.c: Update comments.
7053 (ptabitmap_obstack): Removed.
7055 (oldpta_obstack): Ditto.
7056 (stats): Add a few members.
7057 (struct variable_info): Remove node, complex, address_taken, and
7058 indirect_target members. Add oldsolution member.
7059 (new_var_info): Do not initialize removed members.
7060 (constraint_expr_type): Remove INCLUDES.
7061 (constraint_graph): Add size, implicit_preds, rep,
7062 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
7063 (FIRST_REF_NODE): New macro.
7064 (LAST_REF_NODE): Ditto.
7065 (FIRST_ADDR_NODE): Ditto.
7066 (find): New function.
7068 (dump_constraint): Do not handle INCLUDES.
7069 (insert_into_complex): Do not insert duplicate constraints.
7070 (condense_varmap_nodes): Renamed and rewritten into ...
7071 (merge_node_constraints): This. Also fix bug in handling of
7072 offseted copy constraints.
7073 (clear_edges_for_node): No longer need to deal with preds at all,
7074 or removing associated preds/succs.
7075 (merge_graph_nodes): Deal with indirect_cycles.
7076 Don't deal with predecessors.
7077 (add_implicit_graph_edge): New function.
7078 (add_pred_graph_edge): Ditto.
7079 (add_graph_edge): Don't deal with predecessors.
7080 (build_constraint_graph): Removed.
7081 (build_pred_graph): New function.
7082 (build_succ_graph): Ditto.
7083 (struct scc_info): Removed in_component. Added roots, dfs, and
7084 node_mapping. Remove visited_index, unification_queue.
7085 (scc_visit): Deal with union-find we do now.
7086 Deal with cycles with REF nodes.
7087 (collapse_nodes): Renamed and rewritten to ...
7088 (unify_nodes): This.
7089 (process_unification_queue): Removed.
7090 (topo_visit): Cleanup
7091 (do_da_constraint): Use find.
7092 (do_sd_constraint): Ditto.
7093 (do_ds_constraint): Ditto.
7094 (do_complex_constraint): Ditto.
7095 (init_scc_info): Update for removed and added members.
7096 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7097 (find_indirect_cycles): This.
7098 (equivalence_class): New variable.
7099 (label_visit): New function.
7100 (perform_variable_substitution): Rewritten.
7101 (free_var_substitution_info): New function.
7102 (find_equivalent_node): Ditto.
7103 (move_complex_constraints): Ditto.
7104 (eliminate_indirect_cycles): Ditto.
7105 (solve_graph): Only propagate changed bits.
7106 Use indirect cycle elimination.
7108 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7109 (tree_id_eq): Renamed to ...
7110 (tree_vi_eq): This. Update for member change
7111 (insert_id_for_tree): Renamed and rewritten to ...
7112 (insert_vi_for_tree): This.
7113 (lookup_id_for_tree): Renamed and rewritten to ...
7114 (lookup_vi_for_tree): This.
7115 (get_id_for_tree): Renamed and rewritten to ...
7116 (get_vi_for_tree): Ditto.
7117 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7118 (process_constraint): Don't handle INCLUDES.
7119 Remove special ADDRESSOF case.
7120 (find_func_aliases): Rewrite to use vi functions instead of id
7122 (create_function_info_for): Ditto.
7123 (create_variable_info_for): Ditto.
7124 (intra_create_variable_infos): Ditto.
7125 (merge_smts_into): Ditto.
7126 (find_what_p_points_to): Ditto.
7127 (init_base_vars): Ditto.
7128 (init_alias_vars): Ditto.
7129 (remove_preds_and_fake_succs): New function.
7130 (dump_sa_points_to_info): Dump new stats.
7131 (dump_solution_for_var): Use find.
7132 (set_used_smts): Fix formatting.
7133 (compute_points_to_sets): Updated for new functions.
7134 (ipa_pta_execute): Ditto.
7136 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7137 Richard Sandiford <richard@codesourcery.com>
7139 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7141 * calls.c (expand_call): If the return value is a PARALLEL,
7142 extract its first member.
7143 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7144 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7145 use FUNCTION_EXTRA_EPILOGUE.
7146 (m68k_function_value): Return a PARALLEL if the return value
7147 is of a pointer type.
7148 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7149 (FUNCTION_EXTRA_EPILOGUE): Remove.
7150 * config/m68k/m68k.md (D0_REG): New constant.
7152 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7154 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7155 output a NOP for empty epilogues.
7157 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7159 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7160 before function. Extend register save check to include all
7161 registers, not just integer ones.
7163 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7165 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7166 (m68k_use_return_insn): ...this.
7167 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7168 * config/m68k/m68k.c (use_return_insn): Rename to...
7169 (m68k_use_return_insn): ...this.
7170 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7173 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7175 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7176 nearest even, fix denormal rounding overflow.
7178 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7180 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7181 f%$smove and f%$move.
7182 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7183 (extendsfdf2_cf): Use fdmove instead of f%&move.
7184 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7185 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7187 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7189 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7192 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7194 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7195 (coldfire_single_format): Declare.
7196 (coldfire_double_format): Likewise.
7197 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7198 of qnan_msb_set to determine the lower bits of a canonical
7200 (encode_ieee_double): Likewise.
7201 (encode_ieee_quad): Likewise.
7202 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7203 (mips_single_format): Likewise.
7204 (ieee_double_format): Likewise.
7205 (mips_double_format): Likewise.
7206 (ieee_extended_motorola_format): Likewise.
7207 (ieee_extended_intel_96_format): Likewise.
7208 (ieee_extended_intel_128_format): Likewise.
7209 (ieee_extended_intel_96_round_53_format): Likewise.
7210 (ibm_extended_format): Likewise.
7211 (mips_extended_format): Likewise.
7212 (ieee_quad_format): Likewise.
7213 (mips_quad_format): Likewise.
7214 (vax_f_format): Likewise.
7215 (vax_d_format): Likewise.
7216 (vax_g_format): Likewise.
7217 (i370_single_format): Likewise.
7218 (i370_double_format): Likewise.
7219 (decimal_single_format): Likewise.
7220 (decimal_double_format): Likewise.
7221 (decimal_quad_format): Likewise.
7222 (c4x_single_format): Likewise.
7223 (c4x_extended_format): Likewise.
7224 (real_internal_format): Likewise.
7225 (coldfire_single_format): New real_format.
7226 (coldfire_double_format): Likewise.
7227 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7228 canonical_nan_lsbs_set.
7229 (pdp11_d_format): Likewise.
7230 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7231 if TARGET_COLDFIRE_CPU.
7233 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7235 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7236 (output_call, m68k_legitimize_call_address): Declare.
7237 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7238 parenthesees. Add support for a 'W' constraint.
7239 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7240 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7241 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7242 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7244 (override_options): Initialize them. Do not set flag_no_function_cse
7245 for TARGET_ID_SHARED_LIBRARY.
7246 (m68k_output_pic_call): Delete.
7247 (m68k_legitimize_call_address): New function.
7248 (print_operand): Remove the %o prefix. Handle the %p prefix.
7249 (output_call): New function.
7250 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7251 target address from the GOT if symbolic jumps are not allowed.
7252 * config/m68k/m68k.md (call, general_operand): Do not set
7253 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7254 Merge separate flag_pic and !flag_pic define_insns into...
7255 (*call, *call_value): ...these new patterns. Match the address
7256 rather than the containing MEM and require it to be a call_operand.
7257 Use output_call to generate the asm template.
7258 * config/m68k/predicates.md (const_call_operand): New predicate.
7259 (call_operand): Likewise.
7261 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7263 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7264 (STACK_GROWS_DOWNWARD): Define to 1.
7265 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7266 comments, emphasizing that these values are only defaults.
7267 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7268 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7270 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7272 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7274 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7275 Richard Sandiford <richard@codesourcery.com>
7277 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7278 (FP_REGNO_P): New macros.
7279 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7280 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7281 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7282 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7284 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7286 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7287 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7289 * config/m68k/t-floatlib: New file, extracting common code from...
7290 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7291 * config/m68k/t-uclinux: Here.
7292 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7293 routines on ColdFire targets.
7295 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7297 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7298 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7299 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7300 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7301 explicitly set MOTOROLA to 1.
7302 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7304 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7305 Nathan Sidwell <nathan@codesourcery.com>
7307 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7308 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7309 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7310 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7311 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7312 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7313 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7314 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7315 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7316 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7317 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7318 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7319 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7320 (DBX_REGISTER_NUMBER): Delete.
7321 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7322 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7323 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7325 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7327 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7328 * config/flat.h: New file.
7329 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7331 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7332 indirect references for -msep-data or -mid-shared-library.
7333 Do not use PC-relative code addresses either.
7334 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7336 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7337 for shared libraries and crt1.o for executables. Use crti.o and
7339 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7340 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7341 Do not add -elf2flt or -shared-lib-id options here.
7342 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7343 Pass -shared-lib-id if -mid-shared-library, taking the library
7344 identifier from -mshared-library-id if given, otherwise
7346 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7347 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7348 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7349 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7350 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7351 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7353 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7354 jump sequence for ISA A and ISA A+.
7355 (PICJUMP): Likewise.
7357 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7359 * config.gcc (m68k-*-uclinux*): Base the port on the common
7360 and m68k GNU/Linux files rather than on the generic ELF ones.
7361 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7362 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7364 2007-01-18 Julian Brown <julian@codesourcery.com>
7365 Richard Sandiford <richard@codesourcery.com>
7367 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7368 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7369 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7371 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7373 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7375 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7377 * doc/install.texi: Document m68k-uclinuxoldabi.
7378 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7379 * config/m68k/uclinux-oldabi.h: New file, copied from
7380 config/m68k/uclinux.h.
7382 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7384 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7385 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7386 (m32r_compute_frame_size): Use unsigned for regno.
7387 (m32r_reload_lr): Use gen_frame_mem.
7389 (m32r_output_function_epilogue): Don't output the function epilogue
7391 (m32r_expand_epilogue): New.
7392 (direct_return): Return false if the function has the interrupt
7394 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7395 * config/m32r/m32r.md (epilogue): New expander.
7396 (return_lr, return_rte): New insns.
7397 (return): Make it expander.
7398 (return_normal): New expander.
7400 2007-01-18 Josh Conner <jconner@apple.com>
7403 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7404 support for UNLE, UNLT, UNGE, and UNGT.
7406 2007-01-18 Jan Hubicka <jh@suse.cz>
7408 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7409 * tree-tailcall (add_virtual_phis): Likewise.
7410 (optimize_tail_call): Return TODOs.
7411 (execute_tail_calls): Return TODOs.
7412 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7413 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7415 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7416 Cleanup cfg using TODO.
7417 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7418 * passes.c (execute_function_todo): When cleanup did something, remove
7420 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7421 (make_edges): Don't cleanup_cfg.
7423 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7425 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7426 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7427 operate on the top of stack.
7428 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7429 register handling of instructions that output to the second
7431 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7432 (move_for_stack_reg): Special-case check for dead destination
7433 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7435 * config/i386/i386.md (UNSPEC_TAN): New constant.
7436 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7437 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7438 to correctly model move of constant 1.0 to top stack slot.
7439 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7440 (unnamed peephole2 pattern): Remove corresponding peephole2
7441 pattern that optimizes tan insn and loading of constant 1.0.
7442 (tanxf2): Use fptanxf4_i387.
7443 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7444 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7445 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7446 disable patterns for SSE math.
7447 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7448 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7450 2007-01-18 Dirk Mueller <dmueller@suse.de>
7451 Richard Guenther <rguenther@suse.de>
7454 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7455 * common.opt (Warray-bounds): Add new warning option.
7456 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7458 * Makefile.in: make tree-vrp.o depend on toplev.h
7459 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7461 (check_array_refs, check_array_bounds, check_array_ref): New.
7463 2007-01-18 Jan Hubicka <jh@suse.cz>
7465 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7466 (execute_ssa_ccp): Return flags conditionally.
7467 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7469 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7471 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7473 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7474 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7476 * Makefile.c (GTFILES): Add cfglayout.h.
7477 * gengtype.c (open_base_files): Likewise.
7478 * cfglayout.c (cfg_layout_function_footer,
7479 cfg_layout_function_header) Reindent to make gengtype happy.
7480 * cfglayout.h (cfg_layout_function_footer,
7481 cfg_layout_function_header): Add GTY(()) marker.
7483 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7485 2007-01-18 Ben Elliston <bje@au.ibm.com>
7487 * genautomata.c (write_automata): Include xstrerror output in the
7488 error message if writing the DFA description file fails.
7490 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7492 * config/mips/mips-protos.h (mips_output_external): Make it
7494 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7495 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7496 (extern_list): Likewise.
7497 (extern_head): Likewise.
7498 (TARGET_ASM_FILE_END): Likewise.
7499 (mips_file_end): Likewise.
7500 (mips_output_external): Rewritten.
7502 2007-01-18 Ben Elliston <bje@au.ibm.com>
7504 * genpreds.c (write_insn_preds_c): Only write out the function
7505 body for regclass_for_constraint if we have register constraints.
7507 2007-01-17 Tom Tromey <tromey@redhat.com>
7509 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7510 * doc/install.texi (Testing): Use sourceware.org.
7511 (Binaries): Likewise.
7512 (Specific): Likewise.
7513 * doc/contrib.texi (Contributors): Use sourceware.org.
7515 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7517 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7518 (AVR_ENHANCED): Rename to ...
7519 (AVR_HAVE_MUL): ... new.
7520 (avr_enhanced_p): Rename to ...
7521 (avr_have_mul_p): ... new.
7522 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7523 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7524 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7525 (avr_have_mul_p): ... new.
7526 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7527 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7528 'avr_enhanced_p' and 'enhanced'.
7529 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7530 AVR_HAVE_MUL instead of AVR_ENHANCED.
7531 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7532 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7533 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7534 instead of AVR_ENHANCED.
7535 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7536 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7537 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7539 2007-01-17 Ian Lance Taylor <iant@google.com>
7541 * vec.h (VEC_reserve_exact): Define.
7542 (vec_gc_p_reserve_exact): Declare.
7543 (vec_gc_o_reserve_exact): Declare.
7544 (vec_heap_p_reserve_exact): Declare.
7545 (vec_heap_o_reserve_exact): Declare.
7546 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7548 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7550 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7551 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7552 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7553 * vec.c (calculate_allocation): Add exact parameter. Change all
7555 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7556 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7557 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7558 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7559 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7560 (vec_heap_p_reserve_exact): New function.
7561 (vec_heap_o_reserve_exact): New function.
7563 2007-01-17 Jan Hubicka <jh@suse.cz>
7565 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7567 2007-01-17 Eric Christopher <echristo@apple.com>
7569 * config.gcc: Support core2 processor.
7571 2007-01-16 Jan Hubicka <jh@suse.cz>
7573 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7574 the names, just unlink the chain so we don't crash on dangling pointers
7577 2007-01-16 Jan Hubicka <jh@suse.cz>
7579 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7580 * tree-pass.h: Reorder to make IPA passes appear toegher.
7581 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7582 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7583 parameters, do not call early inliner.
7584 * ipa-inline.c: Update comments. Include tree-flow.h
7585 (cgraph_decide_inlining): Do not compute inlining parameters.
7586 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7587 be called with function context set up.
7588 (pass_ipa_inline): Remove unreachable functions before pass.
7589 (cgraph_early_inlining): Simplify assuming to be called from the
7591 (pass_early_inline): New pass.
7592 (cgraph_gate_ipa_early_inlining): New gate.
7593 (pass_ipa_early_inline): Turn into simple wrapper.
7594 (compute_inline_parameters): New function.
7595 (gate_inline_passes): New gate.
7596 (pass_inline_parameters): New pass.
7597 (apply_inline): Move here from tree-optimize.c
7598 (pass_apply_inline): New pass.
7599 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7601 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7603 (tree_function_versioning): Do not allocate dummy struct function.
7604 * tree-inline.h (optimize_inline_calls): Update prototype.
7605 * tree-optimize.c (execute_fixup_cfg): Export.
7606 (pass_fixup_cfg): Remove
7607 (tree_rest_of_compilation): Do not apply inlines.
7608 * tree-flow.h (execute_fixup_cfg): Declare.
7609 * Makefile.in (gt-passes.c): New.
7610 * passes.c: Include gt-passes.h
7611 (init_optimization_passes): New passes.
7612 (nnodes, order): New static vars.
7613 (do_per_function_toporder): New function.
7614 (execute_one_pass): Dump current pass here.
7615 (execute_ipa_pass_list): Don't dump current pass here.
7617 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7619 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7620 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7622 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7624 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7625 (strong_alias): Define.
7626 (__gcc_qmul): Provide non-FMA for soft-float.
7632 (__gcc_qunord): New.
7642 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7643 soft-float functions.
7644 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7645 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7646 about long double soft float.
7648 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7649 Tehila Meyzels <tehila@il.ibm.com>
7651 * tree-vectorizer.h (is_pattern_stmt_p): New.
7652 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7653 formatting (tabs instead of spaces). Cleanup and clarify setting
7654 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7655 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7656 (vectorizable_type_demotion): Check that types are integral.
7657 (vectorizable_type_promotion): Likewise.
7658 (vectorizable_store): Fix typo. Eliminate new-line at end of
7661 2007-01-16 Jan Hubicka <jh@suse.cz>
7663 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7666 2007-01-15 Eric Christopher <echristo@apple.com>
7668 * ifcvt.c: Include vec.h, vecprim.h.
7669 (check_cond_move_block): New argument regs.
7670 Reorganize. Add registers used to regs.
7671 (cond_move_process_if_block): Use regs set above as
7674 2007-01-15 Eric Christopher <echristo@apple.com>
7676 * config/darwin.h: Update copyright.
7677 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7678 (LINK_COMMAND_SPEC): Add -u.
7679 (LINK_SPEC): Fix umbrella for above.
7681 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7683 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7686 2007-01-15 Tom Tromey <tromey@redhat.com>
7688 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7689 * doc/install.texi (Testing): Don't mention jacks.
7690 (Configuration): Document --enable-java-maintainer-mode. Move
7691 --with-java-home to libgcj-specific section. Document
7693 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7695 2007-01-15 Jan Hubicka <jh@suse.cz>
7697 * tree-ssa-dce.c (DCE_TODOs): New.
7698 (propagate_necessity): Return if something changed.
7699 (eliminate_unnecessary_stmts): Likewise.
7700 (perform_tree_ssa_dce): Return TODO flags when needed.
7701 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7703 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7705 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7706 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7707 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7708 patterns using X87MODEF12 mode macro. Extend operand 1
7709 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7710 (log10<mode>2): Ditto.
7711 (log2<mode>2): Ditto.
7712 (log1p<mode>2): Ditto.
7713 (logb<mode>2): Ditto.
7714 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7715 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7716 (*fxtractxf3_i387): Rename from *fxtractxf3.
7717 (fxtract_extend<mode>xf3_i387): New insn pattern.
7718 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7719 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7720 and gen_fyl2xxf3_i387().
7722 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7724 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7725 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7726 get_loop_exit_edges. Changed return type to bool.
7727 * cfgloop.h (fix_loop_placement): Declaration removed.
7729 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7731 * param.h (MIN_VECT_LOOP_BOUND): New.
7732 * params.def (MIN_VECT_LOOP_BOUND): New.
7733 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7734 argument - minimum threshold for number of iterations.
7735 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7736 argument to declaration.
7737 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7738 MIN_VECT_LOOP_BOUND.
7739 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7740 slpeel_tree_peel_loop_to_edge with additional argument.
7741 (vect_do_peeling_for_alignment): Likewise.
7742 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7744 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7747 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7750 2007-01-14 Jan Hubicka <jh@suse.cz>
7752 * tree-dfa.c (remove_referenced_var): New function.
7753 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7754 prune referenced vars list too.
7755 * tree-flow.h (remove_referenced_var): Declare.
7757 2007-01-14 Jan Hubicka <jh@suse.cz>
7759 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7761 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7762 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7763 * except.h (verify_eh_throw_table_statements): Kill prototype.
7764 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7765 into call exrepssions.
7766 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7768 * tree-cfg.c: Include pointer-set.h.
7769 (verify_node_sharing): Work on pointer set.
7770 (verify_eh_throw_stmt_node): New.
7771 (verify_stmts): Use pointers sets, verify throw_stmt.
7773 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7775 * ipa-reference.c (analyze_function): Consider also addresses taken
7778 2007-01-12 Roger Sayle <roger@eyesopen.com>
7780 * c-typeck.c (null_pointer_constant_p): Replace use of
7781 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7782 (build_c_cast): Likewise.
7784 2007-01-12 Roger Sayle <roger@eyesopen.com>
7786 * tree.h (force_fit_type_double): Remove unused final argument.
7787 * c-common.c (constant_expression_warning): Replace use of
7788 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7789 (convert_and_check): Likewise.
7790 (shorten_compare): Update call to force_fit_type_double.
7791 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7792 * convert.c (convert_to_pointer): Update call to
7793 force_fit_type_double.
7794 * fold-const.c (force_fit_type_double): Remove overflowed_const
7796 (int_const_binop, fold_convert_const_int_from_int,
7797 fold_convert_const_int_from_real, fold_div_compare,
7798 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7799 fold_abs_const, fold_not_const): Remove the final argument from
7800 calls to force_fit_type_double.
7802 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7804 * configure.ac: Set insn to "nop" for spu-*-* also.
7805 * configure: Regenerate.
7807 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7809 * builtins.def : Add BUILT_IN_FREE.
7811 2007-01-12 Jan Hubicka <jh@suse.cz>
7813 PR tree-optimization/30443
7814 * tree-inline.c (tree_function_versioning): Do not optimize when
7815 cloning for inlining.
7817 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7819 * doc/loop.texi: Document recording of loop exits.
7820 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7821 (update_single_exits_after_duplication,
7822 update_single_exit_for_duplicated_loop,
7823 update_single_exit_for_duplicated_loops): Removed.
7824 (duplicate_loop_to_header_edge): Do not call
7825 update_single_exits_after_duplication and
7826 update_single_exit_for_duplicated_loops.
7827 (loop_version): Do not update single_exit information.
7828 (fix_loop_structure): Use record_loop_exits instead of
7829 mark_single_exit_loops.
7830 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7831 the lists of loop exits.
7832 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7833 split_edge, merge_blocks): Update the lists of loop exits.
7834 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7835 loop_optimizer_init.
7836 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7837 of mark_single_exit_loops.
7838 (loop_optimizer_finalize): Call release_recorded_exits.
7839 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7840 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7841 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7842 update single exit information.
7843 * lambda-code.c (perfect_nestify): Ditto.
7844 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7845 (mark_single_exit_loops): Removed.
7846 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7847 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7848 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7850 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7851 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7852 (verify_loop_structure): Verify consistency of the exit lists.
7853 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7854 (set_single_exit): Removed.
7855 * cfgloop.h (struct loop_exit): New function.
7856 (struct loop): single_exit_ field replaced by exits field.
7857 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7858 (struct loops): Added exits hash.
7859 (mark_single_exit_loops, set_single_exit): Declaration removed.
7860 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7862 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7864 * doc/invoke.texi: Avoid use of @headitem.
7866 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7868 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7870 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7872 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7875 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7876 Richard Sandiford <richard@codesourcery.com>
7878 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7879 * config/m68k/m68k.opt: Resort options.
7880 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7882 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7883 Richard Sandiford <richard@codesourcery.com>
7885 * doc/invoke.texi: Document the macros that are defined by
7886 m68k's -mtune and -mhard-float options.
7887 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7888 (m68k_cpp_cpu_family): Likewise.
7889 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7890 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7891 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7892 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7893 (m68k_cpp_cpu_family): Likewise.
7895 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7897 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7898 macros besides mc68000 as tuning macros. Use a switch statement
7899 to set them and mcpu32.
7901 2007-01-12 Julian Brown <julian@codesourcery.com>
7903 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7904 (TARGET_68040_ONLY): Rename to...
7905 (TARGET_68040): ...this.
7906 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7907 * config/m68k/m68k.md: Likewise.
7909 2007-01-12 Julian Brown <julian@codesourcery.com>
7910 Nathan Sidwell <nathan@codesourcery.com>
7911 Richard Sandiford <richard@codesourcery.com>
7913 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7914 the -mcpu= argument associated with the --with-cpu setting.
7915 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7916 if different from the one implied by the -mcpu setting.
7917 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7918 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7919 * doc/invoke.texi: Mention ColdFire in the introduction to the
7920 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7921 -mno-div and -mhard-float options. Make -m68881 a synonym for
7922 -mhard-float. Document the previously-undocumented -m5206e,
7923 -m528x, -m5307 and -m5407 options. Tweak the existing option
7924 documentation for consistency.
7925 * doc/install.texi: Mention new --with-cpu arguments.
7926 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7927 default CPU if neither -mcpu nor -march are specified.
7928 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7929 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7930 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7931 using m68k_tune to decide between families that implement the
7932 same ISA. Use m68k_tune to set __mcfv4e__.
7933 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7934 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7935 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7936 (FL_ISA_C, FL_ISA_MMU): New macros.
7937 (MASK_COLDFIRE): Delete.
7938 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7939 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7940 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7941 (TARGET_HARD_FLOAT): Do not define here.
7942 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7943 (TUNE_68000): New macro.
7944 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7945 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7946 (TUNE_CFV2): Redefine in terms of m68k_tune.
7947 (uarch_type, target_device, fpu_type): New enums.
7948 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7949 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7950 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7951 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7952 (FL_FOR_isa_c): New macros.
7953 (m68k_isa): New enum.
7954 (m68k_target_selection): New structure.
7955 (all_devices, all_isas, all_microarchs): New tables.
7956 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7957 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7958 (MASK_ALL_CPU_BITS): Delete.
7959 (m68k_find_selection): New function.
7960 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7961 Map the legacy target options to a combination of the new ones.
7962 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7963 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7964 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7966 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7967 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7969 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7970 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7971 * config/m68k/m68k-devices.def: New file.
7973 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7974 Nathan Sidwell <nathan@codesourcery.com>
7976 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7977 (SUBTARGET_EXTRA_SPECS): New macros.
7978 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7979 use %(asm_cpu_spec) instead.
7980 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7981 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7982 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7983 (EXTRA_SPECS): Rename to...
7984 (SUBTARGET_EXTRA_SPECS): ...this.
7986 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7987 Richard Sandiford <richard@codesourcery.com>
7988 Julian Brown <julian@codesourcery.com>
7990 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7991 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7992 to the configuration's default CPU.
7993 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7994 Remove default masks.
7995 (m680[012]0-*-*): Set the default with_cpu to the first part of
7997 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7998 (m68k*-*-linux): Extend the --with-cpu handling to...
7999 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
8000 and m68010. Don't set target_cpu_default2.
8001 * doc/install.texi: Document --with-cpu for m68k.
8002 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
8003 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
8004 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
8005 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
8006 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
8007 (ASM_SPEC): Remove use of %(asm_cpu_default).
8008 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
8009 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
8010 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
8011 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
8012 __HAVE_FPU__ if TARGET_HARD_FLOAT.
8013 (TARGET_DEFAULT): Delete.
8014 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
8015 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
8016 (CPP_CPU_SPEC): Delete.
8017 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
8018 the appropriate string.
8019 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
8020 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
8021 (ASM_SPEC): Don't use %(asm_default_spec).
8022 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
8023 TARGET_DEFAULT and add MASK_68881.
8024 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
8026 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8028 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
8029 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
8030 MASK_68010 alongside MASK_68020.
8031 * doc/invoke.texi: Document -m68010.
8032 * config/m68k/m68k.opt (m68010): New.
8033 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
8035 (TUNE_68010): New macro.
8036 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
8037 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
8038 (M68K_CPU_m68332): Add MASK_68010.
8039 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
8040 fallback definition.
8041 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
8043 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
8044 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
8045 to all entries that use MASK_68020.
8046 (output_move_simode_const, output_move_himode, output_move_qimode)
8047 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
8048 instead of TARGET_68020 to select clr behavior. Remove comment
8049 about there being no TARGET_68010.
8050 * config/m68k/m68k.md: Likewise throughout.
8052 2007-01-12 Julian Brown <julian@codesourcery.com>
8054 * config/m68k/m68k.h (TARGET_ISAB): New macro.
8055 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
8056 * config/m68k/m68k.md: Likewise.
8058 2007-01-12 Julian Brown <julian@codesourcery.com>
8060 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
8061 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
8063 2007-01-12 Julian Brown <julian@codesourcery.com>
8065 * config/m68k/m68k.h (TUNE_68040_60): New macro.
8066 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
8067 * config/m68k/m68k.md: Likewise.
8069 2007-01-12 Julian Brown <julian@codesourcery.com>
8070 Richard Sandiford <richard@codesourcery.com>
8072 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
8073 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
8074 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
8076 (TARGET_CPU32): Rename to...
8077 (TUNE_CPU32): ...this.
8078 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
8079 (TUNE_CFV2): New macros.
8080 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
8081 remove conditions that are implied by TARGET_68020.
8082 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
8083 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
8084 (m68k_output_function_epilogue): Likewise.
8085 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8086 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8087 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8088 non-68000 timings. Refactor multiplication and division costs.
8089 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8090 TUNE_CPU32 instead of TARGET_CPU32.
8091 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8092 and TUNE_68060 instead of TARGET_68060.
8093 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8094 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8096 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8097 && !TARGET_COLDFIRE" to choose between moveq and clr.
8098 Likewise in the unnamed movsf pattern.
8099 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8100 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8103 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8105 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8106 of tabbing before backslashes.
8108 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8110 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8111 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8112 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8114 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8116 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8117 find_interesting_uses_cond.
8118 (find_interesting_uses_cond): Use extract_cond_operands.
8119 (rewrite_use_compare): Use extract_cond_operands and
8120 force_gimple_operand_bsi. Do not call update_stmt.
8121 (determine_use_iv_cost_condition): Use extract_cond_operands.
8122 Return cheaper of using original bound and changing the exit bound.
8124 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8126 PR tree-optimization/29516
8127 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8128 most_expensive_mult_to_index, addr_to_parts,
8129 create_mem_ref, maybe_fold_tmr): Make the type of
8130 fields of TARGET_MEM_REF sizetype.
8131 (move_fixed_address_to_symbol, move_pointer_to_base):
8133 * tree.def (TARGET_MEM_REF): Add comment on types of
8136 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8138 * c-common.c (vector_types_convertible_p): Treat opaque types as
8139 always convertible if they have the same size, but not otherwise.
8141 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8143 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8144 Remove the b_unconditional field.
8145 (noce_try_sign_mask): Do not look at b_unconditional.
8146 (noce_process_if_block): Do not use merge_if_blocks. Update
8147 the CFG here. Do not set b_unconditional.
8148 (cond_move_process_if_block): Likewise.
8149 (find_cond_trap): Likewise.
8150 (check_cond_move_block): Require simple jump insns at the end
8153 2007-01-11 Jan Hubicka <jh@suse.cz>
8155 PR tree-optimization/1046
8156 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8157 when alias info is not ready.
8158 (pass_tail_recursion): Do not require aliasing.
8159 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8160 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8161 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8162 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8163 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8164 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8165 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8167 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8168 When aliasing is not build, mark statement as volatile.
8170 2007-01-11 Tom Tromey <tromey@redhat.com>
8172 PR preprocessor/15185, PR preprocessor/20989:
8173 * doc/cppopts.texi <-MT>: Update description of algorithm for
8174 computing default target.
8175 <-M, -MD>: Reword "basename" text.
8177 2007-01-11 Roger Sayle <roger@eyesopen.com>
8179 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8180 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8181 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8182 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8183 fold_builtin_bswap, real_constp, fold_builtin_pow,
8184 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8185 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8186 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8187 * convert.c (convert_to_pointer): Likewise.
8188 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8189 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8190 const_binop, fold_convert_const_int_from_int,
8191 fold_convert_const_int_from_real,
8192 fold_convert_const_real_from_real, sign_bit_p,
8193 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8194 fold_sign_changed_comparison, fold_unary, fold_comparison,
8195 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8196 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8197 * print-tree.c (print_node_brief, print_node): Likewise.
8198 * stor-layout.c (place_field, layout_type): Likewise.
8199 * tree-chrec.c (keep_cast): Likewise.
8200 * tree.c (build_vector, build_real, build_real_from_int_cst,
8201 build_complex): Likewise.
8203 2007-01-11 Roger Sayle <roger@eyesopen.com>
8205 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8206 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8208 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8210 * configure.ac (strict1_warn): Rename to strict_warn.
8211 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8212 cc_set_by_configure, quoted_cc_set_by_configure,
8213 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8214 all_boot_languages, all_stagestuff): Remove.
8215 (target_list): Remove bootstrap targets.
8216 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8217 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8218 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8219 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8220 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8221 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8222 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8223 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8224 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8225 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8226 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8227 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8228 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8229 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8230 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8231 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8232 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8233 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8234 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8235 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8236 (mostlyclean): Adjust.
8237 (clean, distclean): Don't mention bootstrap stuff.
8238 * configure: Regenerate.
8239 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8240 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8241 treelang/config-lang.in (stagestuff): Remove.
8242 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8243 stageprofile, stagefeedback, stagestuff): Remove mention.
8245 2007-01-11 Nick Clifton <nickc@redhat.com>
8247 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8249 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8250 (mcore_arith_K_S_operand): Run the test for the S constraint not
8251 the test for the M constraint.
8252 (mcore_addsub_operand): Do not accept integer values that are
8253 larger than 32 bits.
8254 * config/mcore/mcore.md: Remove unused constraints from split.
8255 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8257 (allocate_stack): Likewise.
8258 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8259 operands to 32 bits.
8260 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8262 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8263 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8264 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8265 mcore_output_bclri, mcore_output_andn, output_inline_const,
8266 mcore_output_move, mcore_output_movedouble): Likewise.
8267 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8268 (output_inline_const): Likewise.
8269 (output_inline_const): Fix format strings used in sprintf
8271 * config/mcore/mcore-protos.h: Update prototypes for changed
8272 functions in mcore.c.
8273 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8274 HOST_WIDE_INT and not int.
8275 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8276 CONST_OK_FOR_N): Likewise.
8277 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8278 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8281 2007-01-10 Jan Hubicka <jh@suse.cz>
8283 * tree-vrp.c (remove_range_assertions): Release defs.
8284 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8285 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8287 2007-01-10 Paul Brook <paul@codesourcery.com>
8289 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8290 * config/arm/arm.md (mulsi3subsi): New insn.
8292 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8294 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8295 (tree_transform_and_unroll_loop): New.
8296 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8299 2007-01-10 Robert Kennedy <jimbob@google.com>
8301 * fold-const.c (fold_comparison): Fold comparisons like (x *
8302 1000 < 0) to (x < 0).
8304 2007-01-10 Ian Lance Taylor <iant@google.com>
8306 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8307 operands have the same priority.
8309 2007-01-10 Tom Tromey <tromey@redhat.com>
8311 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8312 (fold_binary): Likewise.
8313 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8314 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8315 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8316 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8317 * langhooks.h (struct lang_hooks): Removed field
8318 'can_use_bit_fields_p'.
8320 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8322 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8324 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8326 * function.c (get_last_funcdef_no): New function.
8327 * function.h (get_last_funcdef_no): Declare.
8328 * tree-inline.c (initialize_cfun): Add initialization.
8329 (tree_function_versioning): Cleanup.
8331 2007-01-10 Jan Hubicka <jh@suse.cz>
8333 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8336 2007-01-10 Sa Liu <saliu@de.ibm.com>
8337 Ben Elliston <bje@au.ibm.com>
8339 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8340 for SAVE_NONLOCAL and Pmode for any other save level.
8341 * spu-protos.h (spu_restore_stack_block): Declare.
8342 * spu.md (save_stack_block): Remove.
8343 (restore_stack_block): Call spu_restore_stack_block.
8344 * spu.c (spu_restore_stack_block): New function.
8345 (spu_expand_epilogue): Remove old comment.
8347 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8349 PR tree-optimization/30322
8350 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8351 (cand_value_at): Return the value as aff_tree.
8352 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8353 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8354 aff_combination_mult): New functions.
8355 (aff_combination_add): Use aff_combination_add_cst.
8356 (aff_combination_convert): Allow conversions to a wider type.
8357 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8358 * tree-affine.h (aff_combination_mult): Declare.
8360 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8362 * doc/tm.texi: Update documentation to reflect reality of exec
8363 and start file search behaviours. Update copyright year.
8364 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8365 header file directories.
8367 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8369 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8370 (*cosxf2): Rename to cosxf2_i387.
8371 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8372 using X87MODEF12 mode macro. Rename patterns to
8373 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8375 (*cosdf2, *cossf2): Ditto.
8376 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8377 to match extended input operands.
8378 (sincos<mode>3): New expander.
8379 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8380 insn patterns and corresponding splitters.
8382 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8384 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8385 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8387 2007-01-09 Nicolas Pitre <nico@cam.org>
8390 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8392 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8394 * target.h (struct gcc_target): New field library_rtti_comdat.
8395 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8396 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8397 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8398 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8400 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8402 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8404 2007-01-08 Richard Guenther <rguenther@suse.de>
8406 * tree.h (force_fit_type_double): Export.
8407 (force_fit_type): Remove.
8408 * fold-const.c (force_fit_type_double): New function.
8409 (force_fit_type): Remove.
8410 (int_const_binop): Use it.
8411 (fold_convert_const_int_from_int): Likewise.
8412 (fold_convert_const_int_from_real): Likewise.
8413 (fold_div_compare): Likewise.
8414 (fold_sign_changed_comparison): Likewise.
8415 (fold_unary): Likewise.
8416 (fold_negate_const): Likewise.
8417 (fold_abs_const): Likewise.
8418 (fold_not_const): Likewise.
8419 * c-common.c (shorten_compare): Use force_fit_type_double.
8420 * convert.c (convert_to_pointer): Likewise.
8422 2007-01-08 Richard Guenther <rguenther@suse.de>
8424 * tree.h (build_int_cst_wide_type): Export.
8425 * tree.c (build_int_cst_wide_type): New function.
8426 (build_int_cst_wide): Fix comment.
8427 * builtins.c (fold_builtin_object_size): Use build_int_cst
8428 to build -1 or 0 of the correct type. Use fit_double_type
8429 to check for overflow.
8430 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8432 (decode_field_reference): Likewise.
8433 (all_ones_mask_p): Likewise.
8434 (native_interpret_int): Use build_int_cst_wide_type.
8435 (fold_binary): Use build_int_cst_type to build an all-ones
8437 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8439 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8441 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8443 2007-01-09 Ben Elliston <bje@au.ibm.com>
8445 * genautomata.c (STATS_OPTION): New option.
8446 (stats_flag): New flag.
8447 (gen_automata_option): Handle it.
8448 (initiate_automaton_gen): Ditto.
8449 (write_automata): Output statistics only if stats_flag is
8450 set. Likewise, output time statistics only if time_flag is set.
8451 * doc/md.texi (Processor pipeline description): Document new flag.
8453 2007-01-08 Richard Guenther <rguenther@suse.de>
8455 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8456 * tree.c (build_int_cst_type): Likewise.
8457 (size_in_bytes): Don't call force_fit_type on the result.
8458 (int_fits_type_p): Use fit_double_type.
8459 * fold-const.c (fit_double_type): New function.
8460 (force_fit_type): Use it.
8461 * tree.h (fit_double_type): Export.
8463 2007-01-08 Jan Hubicka <jh@suse.cz>
8465 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8466 * ipa.c (function_and_variable_visibility): Fix return type.
8468 2007-01-08 Richard Guenther <rguenther@suse.de>
8470 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8471 of offset to build the index.
8472 * tree-pretty-print.c (dump_generic_node): Don't build negated
8473 const just for printing.
8474 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8475 * builtins.c (fold_builtin_int_roundingfn): Check if result
8476 fits the type by using force_fit_type and comparing the result.
8477 * predict.c (predict_loops): Use compare_tree_int for comparison.
8478 * tree.c (build_int_cst): Fall back to integer_type_node for
8480 (build_int_cst_wide): Assert type is non-null.
8482 2007-01-08 Roberto Costa <roberto.costa@st.com>
8484 * tree-vrp.c (extract_range_from_cond_expr): New.
8485 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8486 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8488 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8489 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8490 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8491 used as expressions.
8492 * tree-object-size.c (cond_expr_object_size): New.
8493 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8495 2007-01-08 Jan Hubicka <jh@suse.cz>
8497 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8498 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8501 2007-01-08 Richard Guenther <rguenther@suse.de>
8503 PR tree-optimization/23603
8504 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8505 (extract_range_from_binary): Fall back to truthvalue instead of
8506 varying for TRUTH_*_EXPR.
8507 (extract_range_from_comparison): Fall back to truthvalue instead of
8509 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8510 if all visited PHI values were constant.
8512 2007-01-08 Jan Hubicka <jh@suse.cz>
8514 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8515 (cgraph_analyze_function): break out from ...
8516 (cgraph_finalize_compilation_unit): ... here.
8517 (cgraph_expand_function): Remove forgoten commented out line.
8518 (cgraph_optimize): Analyze functions.
8520 2007-01-08 Jan Hubicka <jh@suse.cz>
8522 * tree-pas.h (TODO_remove_function): New flag.
8523 (TODO_update*): Renumber.
8524 (pass_ipa_increase_alignment,
8525 pass_ipa_function_and_variable_visibility): New passes.
8526 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8527 (cgraph_function_and_variable_visibility): Move to ipa.c
8528 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8529 cgraph_increase_alignment.
8530 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8531 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8532 calling tree-inline.
8533 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8534 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8535 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8536 (gate_increase_alignment): New function.
8537 (pass_ipa_increase_alignment): New pass.
8538 * ipa.c: Inline tree-pass.h and timevar.h
8539 (function_and_variable_visibility): Move here from cgraphunit.c
8540 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8541 * passes.c (init_optimization_passes): Add the two new passes.
8542 (execute_todo): Handle cgraph_remove_functions.
8544 2007-01-08 Nick Clifton <nickc@redhat.com>
8546 * config/frv/predicates.md (reg_or_0_operand): Accept
8549 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8551 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8552 * config.gcc: Add bfin*-rtems*.
8554 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8556 * c.opt: Add -flax-vector-conversions.
8557 * c-typeck.c (convert_for_assignment): Pass flag to
8558 vector_types_convertible_p to allow emission of note.
8559 (digest_init): Likewise.
8560 * c-opts.c: Handle -flax-vector-conversions.
8561 * c-common.c (flag_lax_vector_conversions): New.
8562 (vector_types_convertible_p): Unless -flax-vector conversions
8563 has been passed, disallow conversions between vectors with
8564 differing numbers of subparts and/or element types. If such
8565 a conversion is disallowed, possibly emit a note on the first
8566 occasion only to inform the user of -flax-vector-conversions.
8567 The new last argument specifies this.
8568 * c-common.h (flag_lax_vector_conversions): New.
8569 (vector_types_convertible_p): Add extra argument.
8570 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8571 char_type_node for V*QI type vectors.
8572 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8573 Update to satisfy new typechecking rules.
8574 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8576 * doc/invoke.texi (C Dialect Options): Document
8577 -flax-vector-conversions.
8579 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8581 PR tree-optimization/29877
8582 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8583 a register variable on the RHS to not be replaceable.
8585 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8586 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8587 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8588 const_simm15, const_pow2, const_npow2): Added.
8589 * config/score/misc.md (insv, extv, extzv, movmemsi,
8590 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8591 * config/score/score.c (score_address_cost, score_select_cc_mode):
8593 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8594 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8595 Update score_print_operand.
8596 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8597 Adjust register allocate order and update some macro define.
8598 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8599 mdx_block_move_straight, mdx_block_move_loop_head,
8600 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8601 mdx_block_move): Added.
8602 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8603 mdp_limm): Updated and fix some bug and typo.
8604 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8605 (movsf, movdf, doloop_end): Added.
8607 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8609 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8610 config/arm/thumb2.md: Fix comment typos.
8611 * doc/extend.texi: Fix a typo.
8613 2007-01-07 Eric Christopher <echristo@apple.com>
8615 * configure.ac: Check for __stack_chk_fail for darwin.
8616 * configure: Regenerate.
8618 2007-01-07 Richard Guenther <rguenther@suse.de>
8620 * tree-vrp.c (extract_range_from_assert): CSE calls to
8621 compare_values where possible.
8622 (extract_range_from_unary_expr): Likewise.
8624 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8626 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8627 * config/avr/avr.c (call_insn_operand): Delete function.
8628 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8629 instead of register number. Use predicates.
8630 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8631 call_insn_operand): Add.
8633 2007-01-06 Jan Hubicka <jh@suse.cz>
8635 * tree-pass.h (pass_build_cgraph_edges): Declare.
8636 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8637 (visited_nodes): Remove.
8638 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8639 build_cgrpah_edges; make visited_nodes local.
8640 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8641 (record_references_in_initializer): Move to cgraphbuild.c
8642 (initialize_inline_failed, rebuild_cgraph_edges,
8643 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8644 (verify_cgraph_node): Make visited_nodes local.
8645 (cgraph_analyze_function): Do not call cgraph_create_edges and
8646 initialize_inline_failed.
8647 (cgraph_expand_function): Do not call cgraph_lower_function;
8648 assert that function is already lowered.
8649 * Makefile.in (cgraphbuild.o): New.
8650 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8651 at the end of lowering passes.
8653 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8655 * ifcvt.c (cond_move_convert_if_block): New function, code
8656 factored out from...
8657 (cond_move_process_if_block): ...here. Call the new function
8658 on the THEN and ELSE blocks.
8659 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8660 already takes care of this.
8662 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8665 * tree.h (TREE_OVERFLOW_P): New.
8666 * c-typeck.c (parser_build_unary_op): Warn only if result
8667 overflowed and operands did not.
8668 (parser_build_binary_op): Likewise.
8669 (convert_for_assignment): Remove redundant overflow_warning.
8670 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8672 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8674 * c-typeck.c (store_init_value): Split over two lines to follow
8675 the GNU coding style.
8677 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8679 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8680 __GXX_EXPERIMENTAL_CXX0X__.
8681 * doc/cpp.texi: Same.
8683 2007-01-05 Richard Guenther <rguenther@suse.de>
8686 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8687 with mismatched types. Instead explicitly build a
8688 conversion NOP_EXPR.
8690 2007-01-05 Ian Lance Taylor <iant@google.com>
8692 * c-common.c (decl_with_nonnull_addr_p): New function.
8693 (c_common_truthvalue_conversion): Call it.
8694 * c-typeck.c (build_binary_op): Likewise.
8695 * c-common.h (decl_with_nonnull_addr_p): Declare.
8697 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8700 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8703 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8705 * doc/install.texi (Final install): Document the fact that
8706 the GNAT runtime should not be stripped.
8708 2007-01-04 Jan Hubicka <jh@suse.cz>
8710 * tree-inline.c (fold_marked_statements): Update operand caches
8711 and EH after folding
8713 2007-01-04 Ian Lance Taylor <iant@google.com>
8715 * c-common.c (check_function_nonnull): Whitespace fix.
8717 2007-01-04 Jan Hubicka <jh@suse.cz>
8719 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8720 comitted older version of patch.
8721 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8722 function, celanup cfg and collect garbage.
8724 2007-01-04 Mike Stump <mrs@apple.com>
8726 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8729 2007-01-04 Eric Christopher <echristo@apple.com>
8731 * libgcc2.c (__bswapsi2): Use SItype.
8732 (__bswapdi2): Use DItype.
8733 * libgcc2.h: Update for above.
8735 2007-01-04 Paul Brook <paul@codesourcery.com>
8737 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8738 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8739 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8740 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8741 umulsi3_highpart): Make conditional on !arm_arch6.
8742 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8743 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8744 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8745 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8746 umulsi3_highpart_v6): New insns.
8748 2007-01-04 Roger Sayle <roger@eyesopen.com>
8750 * fold-const.c (fold_convert): When casting an expression to void,
8751 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8752 have a type. Instead of attempting to build a NOP_EXPR, return
8753 these "special" trees directly.
8755 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8757 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8758 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8759 rs6000_cost->fp not 0 as adjustment for outer NEG.
8761 2007-01-04 Jan Hubicka <jh@suse.cz>
8763 * cgraph.c (cgraph_release_function_body): New function.
8764 (cgraph_remove_node): Use it.
8765 * cgraph.h (cgraph_release_function_body): Declare.
8766 * cgraphunit.c (cgraph_expand_function): Use it.
8767 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8768 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8769 is initialized and while compilation of other function is running.
8770 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8771 statement CFG annotations from here to ...
8772 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8774 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8776 * cfgloop.h (enum li_flags): Make the constants powers of two.
8778 2007-01-04 Jan Hubicka <jh@suse.cz>
8780 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8782 (fold_marked_statements): New function.
8783 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8784 * tree-inline.h (copy_body_data): Add statements_to_fold.
8786 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8788 * config.gcc: Mention libgcc/config.host.
8789 * Makefile.in: Update comments mentioning libgcc.
8790 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8791 (all.cross, start.encap, rest.encap, rest.cross): Update
8792 dependencies for libgcc move.
8793 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8794 (clean-target, clean-target-libgcc): Delete.
8795 (srcdirify, GCC_EXTRA_PARTS): New macros.
8796 (libgcc-support, libgcc.mvars): New rules.
8797 (distclean): Remove mention of mklibgcc.
8798 (install): Don't reference INSTALL_LIBGCC.
8799 (install-common): Don't reference EXTRA_PARTS.
8800 (install-libgcc, install-multilib): Delete rules.
8801 * mklibgcc.in: Delete file.
8802 * doc/configfiles.texi: Don't mention mklibgcc.
8804 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8805 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8806 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8807 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8808 (mklibgcc, ldblspecs): Likewise.
8810 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8811 (posixpre.def): Use $(T).
8812 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8813 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8814 (SHLIB_LINK): Make dummy.
8815 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8817 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8819 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8820 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8821 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8822 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8824 * configure.ac (all_outputs): Remove mklibgcc.
8825 * configure: Regenerated.
8827 2007-01-03 Josh Conner <jconner@apple.com>
8830 * calls.c (compute_argument_addresses): Set stack and stack_slot
8831 for partial args, too.
8832 (store_one_arg): Use locate.size.constant for the size when
8833 generating a save_area.
8835 2007-01-03 Robert Kennedy <jimbob@google.com>
8837 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8838 whose definitions are deleted due to basic block merging.
8840 2007-01-03 Paul Brook <paul@codesourcery.com>
8843 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8845 (use_return_insn): Return 0 for Thumb interrupt functions.
8846 (print_multi_reg): Add rfe argument for IRQ returns.
8847 (arm_output_epilogue): Pop interrupt return address directly into PC.
8848 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8850 2007-01-03 Paul Brook <paul@codesourcery.com>
8852 Merge from sourcerygxx-4_1.
8853 * config/arm/thumb2.md: New file.
8854 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8856 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8857 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8858 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8859 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8861 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8862 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8864 * config/arm/ieee754-sf.S: Ditto.
8865 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8866 (thumb1_base_register_rtx_p): ... to this.
8867 (thumb_index_register_rtx_p): Rename...
8868 (thumb1_index_register_rtx_p): ... to this.
8869 (thumb_output_function_prologue): Rename...
8870 (thumb1_output_function_prologue): ... to this.
8871 (thumb_legitimate_address_p): Rename...
8872 (thumb1_legitimate_address_p): ... to this.
8873 (thumb_rtx_costs): Rename...
8874 (thumb1_rtx_costs): ... to this.
8875 (thumb_compute_save_reg_mask): Rename...
8876 (thumb1_compute_save_reg_mask): ... to this.
8877 (thumb_final_prescan_insn): Rename...
8878 (thumb1_final_prescan_insn): ... to this.
8879 (thumb_expand_epilogue): Rename...
8880 (thumb1_expand_epilogue): ... to this.
8881 (arm_unwind_emit_stm): Rename...
8882 (arm_unwind_emit_sequence): ... to this.
8883 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8884 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8885 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8886 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8887 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8888 thumb2_output_casesi): New functions.
8889 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8890 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8891 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8892 THUMB2_WORK_REGS): Define.
8893 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8894 arm_condexec_mask, arm_condexec_masklen)): New variables.
8895 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8896 (arm_override_options): Check new CPU capabilities.
8897 Set new architecture flag variables.
8898 (arm_isr_value): Handle v7m interrupt functions.
8899 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8901 (const_ok_for_arm): Handle Thumb-2 constants.
8902 (arm_gen_constant): Ditto. Use movw when available.
8903 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8905 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8906 (thumb_find_work_register, arm_load_pic_register,
8907 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8908 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8909 print_multi_reg, output_mov_long_double_fpa_from_arm,
8910 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8911 output_mov_double_fpa_from_arm, output_move_double,
8912 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8913 output_return_instruction, arm_output_function_prologue,
8914 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8915 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8916 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8917 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8918 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8919 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8921 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8922 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8923 (arm_file_start): Output directive for unified syntax.
8924 (arm_unwind_emit_set): Handle stack alignment instruction.
8925 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8926 Add v6t2, v7, v7a, v7r and v7m.
8927 (RETLDM): Add Thumb-2 code.
8928 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8929 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8930 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8931 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8932 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8933 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8934 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8935 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8936 ADJUST_INSN_LENGTH): Define.
8937 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8938 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8939 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8940 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8941 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8942 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8943 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8944 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8945 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8946 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8947 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8948 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8949 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8950 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8951 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8952 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8953 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8955 * config/arm/arm-tune.md: Regenerate.
8956 * config/arm/arm-protos.h: Update prototypes.
8957 * config/arm/vfp.md: Enable patterns for Thumb-2.
8958 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8959 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8960 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8961 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8962 * config/arm/libunwind.S: Add Thumb-2 code.
8963 * config/arm/constraints.md: Update include Thumb-2.
8964 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8965 * config/arm/ieee754-df.S: Ditto.
8966 * config/arm/bpabi.S: Ditto.
8967 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8968 * config/arm/predicates.md (low_register_operand,
8969 low_reg_or_int_operand, thumb_16bit_operator): New.
8970 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8971 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8972 * config/arm/t-arm-elf: Add armv7 multilib.
8973 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8975 (UNSPEC_STACK_ALIGN, ce_count): New.
8976 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8977 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8979 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8980 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8981 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8982 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8983 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8984 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8986 * doc/extend.texi: Document ARMv7-M interrupt functions.
8987 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8989 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8991 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8992 (struct _Unwind_Context): Rename args_size to flags, remove
8993 signal_frame field, add a new args_size field and version field.
8994 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8995 _Unwind_IsExtendedContext): New inline functions.
8996 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8997 Assume by_value array is only present if _Unwind_IsExtendedContext.
8998 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8999 _Unwind_IsSignalFrame.
9000 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
9001 (uw_update_context_1): Use _Unwind_SetSignalFrame.
9002 (uw_init_context_1): Initialize context->flags to
9003 EXTENDED_CONTEXT_BIT.
9004 * config/rs6000/linux-unwind.h (frob_update_context): Use
9005 _Unwind_SetSignalFrame.
9007 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9010 * gimplify.c (gimplify_modify_expr_complex_part): Move below
9011 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
9014 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
9016 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
9017 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
9018 RET, AT_SP): Remove.
9019 * config/i386/i386.md (*sse_prologue_save_insn): Use return
9022 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9023 * cfgbuild.c (find_basic_blocks): Likewise.
9024 * cfgrtl.c (rtl_create_basic_block): Likewise.
9025 * function.c (temp_slots_at_level): Likewise.
9026 * reg-stack.c (stack_regs_mentioned): Likewise.
9027 * regclass.c (allocate_reg_info): Likewise.
9028 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9029 set_bb_for_stmt, move_block_to_fn): Likewise.
9030 * tree-complex.c (tree_lower_complex): Likewise.
9031 * vec.h (VEC_safe_grow_cleared): New.
9033 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
9035 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
9037 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
9038 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
9040 * cfgloopmanip.c (scale_loop_frequencies): Export.
9041 (loopify): Scale the frequencies by prescribed coefficients.
9042 (set_zero_probability): New function.
9043 (duplicate_loop_to_header_edge): Improve updating of frequencies.
9044 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
9045 and frequencies according to arguments.
9046 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
9048 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
9049 * modulo-sched.c (sms_schedule): Set probabilities for entering
9050 versioned loop correctly.
9051 * tree-vect-transform.c (vect_transform_loop): Ditto.
9052 * cfgloop.h (loopify, loop_version): Declaration changed.
9053 (scale_loop_frequencies): Declared.
9055 2007-01-02 Jan Hubicka <jh@suse.cz>
9057 * cgraph.c: Include tree-flow.h
9058 (cgraph_add_new-function): Handle IPA_SSA mode; execute
9060 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
9061 * tree-pass.h (pass_all_early_optimizations): Declare.
9062 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
9064 (cgraph_analyze_function): Do early_local_passes.
9065 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9066 Do not add referenced vars.
9067 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
9069 (gate_all_early_local_passes): New gate.
9070 (pass_early_local_passes): Use new gate.
9071 (execute_early_local_optimizations): New functions.
9072 (gate_all_early_optimizations): New gate.
9073 (pass_all_early_optimizations): New pass.
9074 (execute_free_datastructures): Free SSA only when initialized.
9075 (gate_init_datastructures): Init only when optimizing.
9076 (tree_lowering_passes): Do early local passes when called late.
9077 * tree-profile.c (do_tree_profiling): Don't profile functions added
9079 (do_early_tree_profiling, pass_early_tree_profile): Kill.
9080 * tree-cfg.c (update_modified_stmts): Do not update when operands are
9082 * passes.c (init_optimizations_passes): Reorder so we go into SSA
9083 during early_local_passes.
9084 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9087 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9089 * Makefile.in: Update copyright year.
9091 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9093 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9094 in $(lang_checks) and check-consistency targets.
9096 2007-01-02 Jan Hubicka <jh@suse.cz>
9098 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9099 Do not add referenced vars.
9100 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9102 * passes.c (init_optimization_passes): Put mudflap_2 after
9103 free_datastructures.
9105 2007-01-02 Jan Hubicka <jh@suse.cz>
9107 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9108 Set NOTHROW flag on call statements proved to be nothrow.
9109 Update statement of local calls so new pure/const functions are
9110 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9112 (tree_rest_of_compilation): Register hooks and initialize bitmap
9113 early. Do not set after_inlining flag.
9115 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9117 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9118 HOST_BITS_PER_LONGLONG
9120 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9123 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9124 warning for non-static initializers.
9126 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9128 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9129 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9130 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9131 Always use set_unique_reg_note to add REG_EQUAL notes.
9133 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9136 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9138 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9139 * cfgbuild.c (find_basic_blocks): Likewise.
9140 * cfgrtl.c (rtl_create_basic_block): Likewise.
9141 * function.c (temp_slots_at_level): Likewise.
9142 * reg-stack.c (stack_regs_mentioned): Likewise.
9143 * regclass.c (allocate_reg_info): Likewise.
9144 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9145 set_bb_for_stmt, move_block_to_fn): Likewise.
9146 * tree-complex.c (tree_lower_complex): Likewise.
9147 * vec.h (VEC_safe_grow_cleared): New.
9149 2007-01-02 Ian Lance Taylor <iant@google.com>
9151 * c-common.c (c_common_truthvalue_conversion): When warning about
9152 using an assignment as a truth value, set TREE_NO_WARNING.
9154 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9157 * c.opt (Wold-style-declaration): New.
9158 * doc/invoke.texi (C-only Warning Options): New.
9159 (Wold-style-declaration): Document it.
9160 (Wextra): Enabled by -Wextra.
9161 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9162 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9163 -Wold-style-declaration.
9165 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9167 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9168 * cfgbuild.c (find_basic_blocks): Likewise.
9169 * cfgrtl.c (rtl_create_basic_block): Likewise.
9170 * function.c (temp_slots_at_level): Likewise.
9171 * reg-stack.c (stack_regs_mentioned): Likewise.
9172 * regclass.c (allocate_reg_info): Likewise.
9173 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9174 set_bb_for_stmt, move_block_to_fn): Likewise.
9175 * tree-complex.c (tree_lower_complex): Likewise.
9176 * vec.h (VEC_safe_grow_cleared): New.
9178 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9180 * c-common.c (c_common_nodes_and_builtins): Since variants of
9181 void_type_node get built before it is given a name, we need to
9182 give those variants the name, too.
9183 (complete_array_type): We need to work with the canonical main
9184 type of the array, from which we will build the qualified version.
9185 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9186 * print-tree.c (print_node): Display canonical type information
9188 * stor-layout.c (layout_type): When we don't know the
9189 alignment of a type for which we're building an array, we end up
9190 guessing wrong, so make the type require structural equality.
9191 * tree.c (make_node_stat): When we build a new type, it is its
9193 (build_type_attribute_qual_variant): When building an attribute
9194 variant, its canonical type is the non-attribute variant. However,
9195 if the attributes are target-dependent and they differ, we need to
9196 use structural equality checks for this type.
9197 (build_qualified_type): A qualified type is not equivalent to its
9198 unqualified variant; set the canonical type appropriately.
9199 (build_distinct_type_copy): When building a distinct type from
9200 another type, the new type is its own canonical type.
9201 (build_variant_type_copy): When building a new type variant, we
9202 assume that it is equivalent to the original type.
9203 (build_pointer_type_for_mode): When building a pointer type, also
9204 build a canonical type pointer.
9205 (build_reference_type_for_mode): When building a reference type,
9206 also build a canonical type reference.
9207 (build_index_type): When we can't hash an index type (e.g.,
9208 because its maximum value is negative), the index type requires
9209 structural equality tests.
9210 (build_array_type): Build the canonical form of an array type.
9211 (build_function_type): Function types require structural equality,
9212 because they contain default arguments, attributes, etc.
9213 (build_method_type_directly): Ditto for method types.
9214 (build_offset_type): Build the canonical offset type.
9215 (build_complex_type): Build the canonical vector type.
9216 (make_vector_type): Build the canonical vector type.
9217 * tree.h (TYPE_CANONICAL): New.
9218 (TYPE_STRUCTURAL_EQUALITY_P): New.
9219 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9220 (struct tree_type): Added "canonical" field.
9221 * params.h (VERIFY_CANONICAL_TYPES): New.
9222 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9223 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9224 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9225 * doc/invoke.texi (verify-canonical-types): Document --param
9226 parameter for verifying canonical types.
9228 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9230 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9231 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9232 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9233 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9235 * config/rs6000/e500.h: New.
9236 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9237 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9239 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9240 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9241 TARGET_E500_DOUBLE): Remove.
9242 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9243 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9244 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9245 * config/rs6000/rs6000.c (rs6000_override_options): Use
9248 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9250 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9251 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9252 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9253 rs6000_emit_cmove): Don't check TARGET_E500.
9254 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9255 sordered): Don't check TARGET_E500.
9257 2007-01-01 Eric Christopher <echristo@apple.com>
9259 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9260 HARD_REGISTER_NUM_P.
9262 2007-01-01 Roger Sayle <roger@eyesopen.com>
9264 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9265 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9266 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9269 2007-01-01 Mike Stump <mrs@apple.com>
9271 * configure.ac: Remove support for building with Apple's gcc-3.1.
9273 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9276 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9277 REG is a hard register. Do not modify REG before calling
9279 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9280 multiple of the size of YMODE for certain lowpart cases.
9282 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9285 * gimplify (voidify_wrapper_expr): Update for
9288 2007-01-01 Andreas Schwab <schwab@suse.de>
9291 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9292 save of BR0 in extra_spill_size instead of spill_size.
9293 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9295 (ia64_expand_epilogue): Restore BR0 from its new location.
9297 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9299 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9300 Use a temporary variable if the left hand side is not a gimple
9303 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9305 * gimplify.c (gimplify_return_expr): Make the temporary variable
9306 for the return expression, a gimple register variable.
9308 2007-01-01 Jan Hubicka <jh@suse.cz>
9310 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9313 2007-01-01 Mike Stump <mrs@apple.com>
9315 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9317 * config/darwin.c (machopic_select_rtx_section): Use
9319 (darwin_mergeable_constant_section): Likewise.
9320 * configure: Regenerate.
9321 * config.in: Regenerate.
9323 2007-01-01 Jan Hubicka <jh@suse.cz>
9324 Andrew Pinski <pinskia@gmail.com>
9326 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9327 before starting IPA passes.