1 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
3 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
4 * config/i386/constraints.md
5 (define_constraint "I"): Use IN_RANGE macro.
6 (define_constraint "J"): Ditto.
7 (define_constraint "K"): Ditto.
8 (define_constraint "M"): Ditto.
9 (define_constraint "N"): Ditto.
10 (define_constraint "O"): Ditto.
11 * config/i386/predicates.md
12 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
13 (define_predicate "const_0_to_3_operand"): Ditto.
14 (define_predicate "const_0_to_7_operand"): Ditto.
15 (define_predicate "const_0_to_15_operand"): Ditto.
16 (define_predicate "const_0_to_63_operand"): Ditto.
17 (define_predicate "const_0_to_255_operand"): Ditto.
18 (define_predicate "const_1_to_31_operand"): Ditto.
19 (define_predicate "const_2_to_3_operand"): Ditto.
20 (define_predicate "const_4_to_7_operand"): Ditto.
22 2007-03-25 David Edelsohn <edelsohn@gnu.org>
24 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
25 in SImode for save_world.
26 * config/rs6000/altivec.md (save_world, restore_world): Convert to
29 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
31 PR tree-optimization/30784
32 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
35 2007-03-25 Revital Eres <eres@il.ibm.com>
37 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
38 Fold movement_possibility function into it.
40 2007-03-25 David Edelsohn <edelsohn@gnu.org>
42 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
43 (load_macho_picbase_{si,di}): Convert to LR hard reg.
44 (call_indirect_nonlocal_darwin64): Same.
45 (call_nonlocal_darwin64): Same.
46 (call_value_indirect_nonlocal_darwin64): Same.
47 (call_value_nonlocal_darwin64): Same.
48 (sibcall_nonlocal_darwin64): Same.
49 (sibcall_value_nonlocal_darwin64): Same.
50 (sibcall_symbolic_64): Same.
51 (sibcall_value_symbolic_64): Same.
52 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
54 (rs6000_emit_load_toc_table): Same.
55 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
56 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
62 (load_toc_v4_pic_si): Same
63 (load_toc_v4_PIC_1): Same.
64 (load_toc_v4_PIC_1b): Same.
65 (call_indirect_aix{32,64}): Same.
66 (call_value_indirect_aix{32,64}): Same.
69 (call_local{32,64}): Same.
70 (call_value_local{32,64}): Same.
71 (call_indirect_nonlocal_aix{32,64}): Same.
72 (call_nonlocal_aix{32,64}): Same.
73 (call_value_indirect_nonlocal_aix{32,64}): Same.
74 (call_value_nonlocal_aix{32,64}): Same.
75 (call_indirect_nonlocal_sysv<mode>): Same.
76 (call_nonlocal_sysv<mode>): Same.
77 (call_value_indirect_nonlocal_sysv<mode>): Same.
78 (call_value_nonlocal_sysv<mode>): Same.
80 (sibcall_local{32,64}): Same.
81 (sibcall_value_local{32,64}): Same.
82 (sibcall_nonlocal_aix{32,64}): Same.
83 (sibcall_value_nonlocal_aix{32,64}): Same.
84 (sibcall_nonlocal_sysv<mode>): Same.
85 (sibcall_value): Same.
86 (sibcall_value_nonlocal_sysv<mode>): Same.
88 2007-03-24 Paul Brook <paul@codesourcery.com>
90 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
91 * config/arm/linux-eabi.h: Remove legacy syscall hack.
93 2007-03-24 Richard Henderson <rth@redhat.com>
95 * config/ia64/constraints.md: New file.
96 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
97 satisfies_constraint_?.
98 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
99 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
100 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
101 ia64_output_mi_thunk): Likewise.
102 (ia64_const_ok_for_letter_p): Remove.
103 (ia64_const_double_ok_for_letter_p): Remove.
104 (ia64_extra_constraint): Remove.
105 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
106 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
107 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
108 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
109 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
110 EXTRA_MEMORY_CONSTRAINT): Remove.
111 * config/ia64/ia64.md: Include constriants.md. Replace
112 CONST_OK_FOR_? with satisfies_constraint_?.
114 2007-03-23 Michael Meissner <michael.meissner@amd.com>
115 H.J. Lu <hongjiu.lu@intel.com>
117 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
119 (name macros): Use DPD_BID_NAME to convert names properly.
121 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
122 decimal floating point format.
123 (init_floating_libfuncs): Change decimal functions so that they
124 have a "bid_" prefix if the decimal system uses the BID format,
125 and "dpd_" prefix if the decimal system uses the DPD format.
126 (init_interclass_conv_libfuncs): Ditto.
127 (init_intraclass_conv_libfuncs): Ditto.
129 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
130 using the BID format.
132 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
133 whether we are using the BID decimal format.
134 * configure: Regenerate.
136 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
137 the compiler has decimal floating point enabled. Define
138 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
141 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
142 using the BID format.
144 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
145 whether we are using the BID decimal format.
146 * configure: Regenerate.
148 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
149 the compiler has decimal floating point enabled. Define
150 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
153 * doc/install.texi (--enable-decimal-float): Document BID and DPD
154 options, and that it is enabled for i386/x86_64 systems.
156 * Makefile.in (enable_decimal_float): New.
158 (DECNUMINC): Add -I$(DECNUMFMT).
159 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
160 to $(DECNUMFMT) from $(DECNUM).
162 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
163 Substitute enable_decimal_float.
164 * configure: Regenerated.
167 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
170 * configure.ac: Enable decimal float for x86_64-*-linux*.
171 * configure: Regenerated.
174 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
175 decimal128ClearSign to flip and clear the sign bit in decimal128.
176 (decimal_real_maxval): Set decimal128SetSign to set the sign
179 2007-03-23 Ian Lance Taylor <iant@google.com>
181 * fold-const.c (fold_binary): Correct warning for X - c >= X.
183 2007-03-23 Ian Lance Taylor <iant@google.com>
185 * tree-dump.c (dump_files): Correct comment.
187 2007-03-23 Ian Lance Taylor <iant@google.com>
189 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
191 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
193 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
194 in cfglayout mode. Don't go into and out of cfglayout mode.
195 Link the blocks in the order of the constructed traces.
196 (rest_of_handle_tracer): Adjust call to tracer.
197 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
198 Don't go into cfglayout mode.
199 (rtl_loop_done): Don't go out of cfglayout mode.
200 * cfglayout.c (relink_block_chain): New function, split out from...
201 (fixup_reorder_chain): ...here. Remove redundant checking.
202 (cfg_layout_finalize): Don't clear the header, footer, and aux
203 fields here, move the code to do so to relink_block_chain. Likewise
204 for free_original_copy_tables.
205 * rtl.h (tracer): Update prototype.
206 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
207 Assert we are in cfglayout mode. Don't go into and out of cfglayout
208 mode. Use relink_block_chain to serialize the CFG according to the
209 new basic block order. Move targetm.cannot_modify_jumps_p check from
211 (gate_handle_reorder_blocks): ...to here.
212 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
214 (gate_duplicate_computed_gotos): ...to here.
215 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
216 something always changes when going into and out of cfglayout mode.
217 Perform an expensive cfg cleanup while going into cfglayout mode.
218 Always update liveness information on HAVE_conditional_execution
219 targets. Reserialize the basic blocks and go out of cfglayout mode.
220 * reg-stack.c: Include cfglayout.h.
221 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
222 the call to reorder_basic_blocks.
223 * basic-block.h (reorder_basic_blocks): Update prototype.
224 (relink_block_chain): New prototype.
225 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
227 2007-03-23 Joseph Myers <joseph@codesourcery.com>
229 * config/mips/mips.md (type, hazard, *movdi_32bit,
230 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
231 *movhi_internal, *movqi_internal, *movsf_hardfloat,
232 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
233 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
234 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
236 (movcc): Change first xfer to multi.
237 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
238 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
239 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
240 config/mips/generic.md: Change reservations using "xfer" to use
242 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
244 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
245 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
247 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
249 2007-03-22 Richard Henderson <rth@redhat.com>
251 * config/i386/i386.c: Remove unnecessary function declarations.
252 Move targetm definition, and all related macros, to the end of
253 the file. Resort some functions to put definitions before uses.
254 (ix86_attribute_table): Make static. Move to end of file.
255 (ix86_gimplify_va_arg): Make static.
257 2007-03-22 Richard Henderson <rth@redhat.com>
259 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
260 don't increase local_regparm with force_align_arg_pointer check.
261 (ix86_function_sseregparm): Assert 32-bit.
262 (type_has_variadic_args_p): New.
263 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
264 type_has_variadic_args_p.
265 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
266 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
267 use memset instead. Do maybe_vaarg check first; skip attribute
268 tests if true; skip attribute tests for 64-bit.
269 (construct_container): Remove TARGET_DEBUG_ARG.
270 (function_arg_advance_32, function_arg_advance_64): Split out ...
271 (function_arg_advance): ... from here.
272 (function_arg_32, function_arg_64): Split out ...
273 (function_arg): ... from here.
274 (ix86_pass_by_reference): Tidy.
275 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
276 (function_value_32): New, from parts of ix86_function_value
277 and ix86_value_regno.
278 (function_value_64): New, from parts of ix86_function_value
279 and ix86_libcall_value.
280 (ix86_function_value_1): New.
281 (ix86_function_value, ix86_libcall_value): Use it.
282 (return_in_memory_32, return_in_memory_64): Split out ...
283 (ix86_return_in_memory): ... from here.
284 (ix86_struct_value_rtx): Skip for 64-bit.
285 (ix86_libcall_value, ix86_value_regno): Remove.
286 (setup_incoming_varargs_64): Split out ...
287 (ix86_setup_incoming_varargs): ... from here.
288 (ix86_va_start): Remove TARGET_DEBUG_ARG.
289 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
290 * config/i386/i386-protos.h (ix86_function_value): Remove.
291 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
293 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
296 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
297 infinities not supported, otherwise emit warning if -Woverflow. On
298 underflow, emit warning if -Woverflow.
299 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
301 * real.h (real_from_string): Update declaration
303 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
304 Richard Henderson <rth@redhat.com>
306 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
307 * calls.c (compute_argument_block_size, expand_call,
308 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
309 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
310 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
311 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
312 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
313 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
314 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
315 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
318 2007-03-22 Joseph Myers <joseph@codesourcery.com>
320 * c-incpath.c (add_sysroot_to_chain): New.
321 (merge_include_chains): Add sysroot argument. Call
322 add_sysroot_to_chain if sysrooted.
323 (register_include_chains): Update call to merge_include_chains.
324 * doc/cppopts.texi: Document use of '=' in include directory
327 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
329 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
330 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
331 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
332 insn pattern using X87MODEF12 mode macro.
334 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
336 * regmove.c (regmove_optimize): Use reg_mentioned_p
337 instead of reg_overlap_mentioned_p for DST.
339 2007-03-21 Mike Stump <mrs@apple.com>
341 * c.opt: Fixup for Objective-C/C++.
343 2007-03-21 Steve Ellcey <sje@cup.hp.com>
345 * explow.c (convert_memory_address): Fold memory reference when
346 POINTERS_EXTEND_UNSIGNED < 0
348 2007-03-21 Richard Henderson <rth@redhat.com>
351 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
352 * config/i386/mmintrin.h (__m64): Likewise.
353 * config/i386/xmmintrin.h (__m128): Likewise.
355 2007-03-21 Richard Sandiford <richard@codesourcery.com>
357 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
358 (VXWORKS_OS_CPP_BUILTINS): Define.
359 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
360 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
362 2007-03-21 Richard Sandiford <richard@codesourcery.com>
364 * rtl.h (constant_pool_reference_p): Delete.
365 (find_constant_src): Declare.
366 * rtlanal.c (find_constant_src): New function.
367 * simplify-rtx.c (constant_pool_reference_p): Delete.
368 * config/i386/i386.md: Use find_constant_src instead of
369 constant_pool_reference_p/avoid_constant_pool_reference pairs.
371 2007-03-21 Richard Sandiford <richard@codesourcery.com>
373 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
374 * c-cppbuiltin.c (c_cpp_builtins): Define them.
376 2007-03-20 Mark Mitchell <mark@codesourcery.com>
378 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
379 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
380 (arm_elf_asm_constructor): Use it.
381 (arm_elf_asm_destructor): New function.
383 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
385 * jump.c (mark_jump_label): Treat SEQUENCE specially.
387 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
389 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
391 2007-03-19 Andrew Haley <aph@redhat.com>
393 PR tree-optimization/31264
394 * tree-vrp.c (register_edge_assert_for_1): Don't look though
397 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
399 PR rtl-optimization/30907
400 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
401 (fwprop_init): Always call loop_optimizer_initialize.
402 (fwprop_done): Always call loop_optimizer_finalize.
403 (fwprop): We always have loop info now.
404 (gate_fwprop_addr): Remove.
405 (pass_fwprop_addr): Use gate_fwprop as gate.
407 PR rtl-optimization/30841
408 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
409 df_chain_alloc): Call df_reorganize_refs unconditionally.
410 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
411 refs_organized to refs_organized_size.
412 (df_ref_create_structure): Use refs_organized_size instead of
413 bitmap_size if refs had been organized, and keep refs_organized_size
415 * df.h (struct df_ref_info): Change refs_organized to
417 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
420 2007-03-19 Mark Mitchell <mark@codesourcery.com>
422 * except.c (output_function_exception_table): Do not reference the
423 EH personality routine for functions that do not require an
426 2007-03-20 Jakub Jelinek <jakub@redhat.com>
429 * c-typeck.c (convert_for_assignment): Call comptypes for
430 RECORD_TYPE or UNION_TYPE.
433 * reload1.c (reload): Do invalid ASM checking after
434 cleanup_subreg_operands.
436 2007-03-19 Jeff Law <law@redhat.com>
438 * tree-cfg.c (find_taken_edge): Tighten conditions for
439 optimizing computed gotos.
441 2007-03-19 Michael Matz <matz@suse.de>
443 * builtins.c (expand_builtin_sync_operation,
444 expand_builtin_compare_and_swap,
445 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
448 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
449 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
452 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
454 * doc/tm.texi: Add brackets around the return type of
455 TARGET_SECONDARY_RELOAD.
457 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
458 Richard Guenther <rguenther@suse.de>
460 PR tree-optimization/31254
461 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
462 Use handled_component_p () where appropriate. Continue
463 propagating into the rhs if we propagated into an INDIRECT_REF
466 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
468 * config/s390/s390.md (op_type attribute): RRR instruction type added.
469 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
470 (xde, xdee): Mode attributes adjusted to support DFP modes.
471 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
472 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
473 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
474 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
475 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
476 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
477 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
479 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
480 "movsf"): Insn definitions removed.
481 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
482 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
483 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
485 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
486 "reload_in<mode>", "reload_out<mode>"): Expander added.
487 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
490 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
492 * config/s390/s390.md: Only non-functional changes. Renamed
493 FPR mode macro to BFP all over the file.
495 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
497 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
498 (op_type attribute): RRF instruction type added.
499 (fT0): New mode attribute.
500 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
501 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
502 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
503 no secondary memory is needed when moving DFmode values between GPRs
506 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
508 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
509 inverted and documentation adjusted.
510 ("mhard-dfp", "msoft-dfp"): New options.
511 * config/s390/s390.c (s390_handle_arch_option): New architecture
513 (override_options): Sanity checks for the new options added.
514 * config.gcc: New architecture switch: z9-ec.
515 * config/s390/s390.h (processor_flags): PF_DFP added.
516 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
517 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
518 when the bit is NOT set so remove it from the defaults.
520 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
522 * genemit.c (main): Print include statement for dfp.h.
523 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
526 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
528 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
530 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
533 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
536 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
538 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
539 attr_length_call, output_call, output_indirect_call): Cleanup
540 formatting of targetm calls.
542 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
544 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
546 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
548 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
549 reservation, bypass and anti-bypass descriptions for these instructions.
550 Update move patterns.
551 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
554 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
556 * tree-vect-transform.c (get_initial_def_for_induction): Replace
557 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
558 (get_initial_def_for_reduction): Likewise.
560 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
562 Fix PR tree-optimization/29922
563 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
564 (get_representative): Removed.
565 (value_dies_in_block_x): Update for rvuse removal.
566 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
567 (compute_antic_aux): Handle when PHI nodes appear in
568 non-single-successors.
569 (dump_bitmap_of_names): Removed.
570 (compute_antic_safe): Renamed and removed rvuse calculation.
571 Calculate only antic safe.
572 (insert_into_preds_of_block): Remove assert.
573 (execute_pre): Update for renamed functions.
574 (defer_or_phi_translate_block): New function.
576 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
578 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
579 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
581 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
582 Follow spelling conventions.
584 * tree-data-ref.h: Remove the prototype for analyze_array.
586 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
588 PR tree-optimization/31041
589 * tree-vect-transform.c (get_initial_def_for_induction): Call
590 force_gimple_operand.
592 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
594 * ipa-type-escape.c (look_for_casts) : Revert code to use
595 handled_component_p due to ada test a-numaux.adb.
597 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
599 * final.c (final_scan_insn): Alter the condition of a
600 conditional trap if we have nonstandard CC.
602 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
604 * configure.ac: Remove excess quoting from asm line 0 test.
605 * configure: Rebuilt.
607 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
609 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
610 * c-common.c (convert_and_check): Move warning logic to...
611 (warnings_for_convert_and_check): ...here. Define.
612 * c-common.h (warnings_for_convert_and_check): Declare.
614 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
616 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
617 (output_call): Likewise.
619 2007-03-16 Richard Sandiford <richard@codesourcery.com>
621 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
623 2007-03-16 Richard Sandiford <richard@codesourcery.com>
625 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
627 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
629 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
630 opteron, athlon-64 and athlon-fx processor_alias_table entries.
632 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
634 PR tree-optimization/31183
635 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
636 Use double_int instead of unsigned int for representing access_strides.
637 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
639 2007-03-16 Richard Guenther <rguenther@suse.de>
641 PR tree-optimization/31146
642 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
643 to allow recursion of forward_propagate_addr_expr.
644 (forward_propagate_addr_into_variable_array_index): Likewise.
645 (forward_propagate_addr_expr): Likewise.
646 (tree_ssa_forward_propagate_single_use_vars): Likewise.
647 (forward_propagate_addr_expr_1): Recurse on simple copies
648 instead of propagating into them. Do so for useless conversions
650 (forward_propagate_addr_expr): Clean up unused statements after
653 2007-03-16 Richard Guenther <rguenther@suse.de>
655 * builtins.c (expand_builtin_cexpi): Use the right argument
656 for the expansion via cexp.
658 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
660 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
661 * configure: Rebuilt.
663 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
666 * dwarf2out.c (force_type_die): Adjust comment.
667 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
669 2007-03-15 DJ Delorie <dj@redhat.com>
671 * config/frv/predicates.md (minmax_operator): Don't check operands
674 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
676 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
677 Update constant estimates of number of iterations.
678 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
679 argument renamed to "realistic".
680 (compute_estimated_nb_iterations): Removed.
681 (record_niter_bound): New function.
682 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
683 call record_nonwrapping_iv with upper = false.
684 (infer_loop_bounds_from_signedness): Pass upper argument to
685 record_nonwrapping_iv.
686 (estimate_numbers_of_iterations_loop): Do not call
687 compute_estimated_nb_iterations. Record estimate based on profile
688 information. Initialize the constant estimates of number of
690 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
692 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
693 number of iterations is too small.
694 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
695 (EST_NOT_AVAILABLE): Removed.
696 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
697 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
700 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
702 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
703 Handle NE_EXPR guards.
705 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
708 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
709 Set also -pedantic-errors by default for the preprocessor unless
710 -fpermissive is given.
712 2007-03-15 Richard Guenther <rguenther@suse.de>
716 * builtins.c (expand_builtin_cexpi): As a fallback if we
717 don't have builtins for sincos or cexp create a function
718 declaration for cexp and expand to a call to that.
719 (expand_builtin_int_roundingfn): Always fall
720 back to floor/ceil and its variants even if they may be
723 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
726 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
727 jump tables, move the call to delete_dead_jumptables from here...
728 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
729 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
730 don't allow merging of blocks that try_redirect_by_replacing_jump
731 also does not handle when not optimizing.
733 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
734 Francois-Xavier Coudert <coudert@clipper.ens.fr>
736 * config/i386/i386.md (x86_sahf_1): Correctly handle
739 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
742 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
743 x86_64_general_operand as operand[2] predicate. Remove "iF"
744 from operand constraints and use "e" constraint instead.
745 (*subti3_1, *subti3_1 splitter): Ditto.
746 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
747 operand[1] predicate.
749 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
751 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
752 arrays, multiply the access strides by the size of the sub-array.
753 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
755 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
757 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
758 the configured assembler supports the sahf mnemonic.
759 * configure: Regenerate.
760 * config.in: Regenerate.
762 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
763 emit "sahf" or ".byte\t0x9e" as asm template.
765 2007-03-14 Michael Meissner <michael.meissner@amd.com>
768 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
769 option to replace hard coded TARGET_xxx in md file.
770 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
771 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
772 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
773 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
774 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
775 (X86_TUNE_NOT_VECTORMODE): Ditto.
776 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
777 (TUNE_AVOID_VECTOR_DECODE): Ditto.
778 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
779 (TUNE_SLOW_IMUL_IMM8): Ditto.
780 (TUNE_MOVE_M1_VIA_OR): Ditto.
781 (TUNE_NOT_UNPAIRABLE): Ditto.
782 (TUNE_NOT_VECTORMODE): Ditto.
784 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
787 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
788 tuning options instead of hard coded TARGET_xxx.
789 (fix ssemode peephole2's): Ditto.
790 (imul peephole2's): Ditto.
792 (movdi_or_rex64): Ditto.
793 (move peephole2): Ditto.
794 (not peephole2's): Ditto.
796 2007-03-14 Dirk Mueller <dmueller@suse.de>
798 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
799 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
800 * c-parser.c (c_parser_if_body): Always add an empty statement in case
802 * c-parser.c (c_parser_do_statement): Warn about empty body in
804 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
805 * doc/invoke.texi (-Wempty-body): Update documentation.
807 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
810 * c-common.h (warn_for_div_by_zero): Declare.
811 * c-common.c (warn_for_div_by_zero): Define.
812 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
815 2007-03-14 Richard Sandiford <richard@codesourcery.com>
817 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
818 to PREFIX and STANDARD_PREFIX.
820 2007-03-14 Richard Sandiford <richard@codesourcery.com>
821 Phil Edwards <phil@codesourcery.com>
823 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
824 (__gthread_once_t): Remove busy field for RTPs.
825 (__GTHREAD_ONCE_INIT): Update accordingly.
827 2007-03-14 Richard Sandiford <richard@codesourcery.com>
829 * doc/invoke.texi: Document VxWorks options.
831 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
833 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
835 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
837 PR tree-optimization/30590
838 * tree-nrv.c (tree_nrv): Check for the partial update of the
841 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
843 * flags.h (flag_random_seed): Remove declaration, in favor of...
844 * toplev.h (get_random_seed, set_random_seed): ... these.
845 * tree.c (get_file_function_name): Use the former.
846 * opts.c (common_handle_option): Use the latter.
849 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
852 * cse.c (cse_find_path): Do not bail out if a basic block that
853 we already visited now becomes part of a path that starts at a
854 different basic block. Just disallow this, to make sure we
855 visit each basic block at most once.
857 2007-03-13 Jan Hubicka <jh@suse.cz>
859 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
860 when profile esitmate is present, calls with very low frequency are
863 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
865 PR tree-optimization/30730
866 PR tree-optimization/26900
867 * tree-ssa-loop-niter.c: Include gmp.h.
869 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
870 split_to_var_and_offset, determine_value_range,
871 bound_difference_of_offsetted_base, refine_bounds_using_guard,
872 bound_difference, bounds_add, bounds_negate,
873 number_of_iterations_ne_max, dump_affine_iv): New functions.
874 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
875 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
876 difference of initial and final value of control iv to validate
878 (number_of_iterations_cond): Add loop parameter. Determine bounds
879 on the difference of the extremes of the control iv. Add dumps.
880 (expand_simple_operations): Handle phi nodes.
881 (simplify_using_initial_conditions): Do not record used conditions.
882 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
883 Do not set additional_info.
884 (implies_nonnegative_p, implies_ge_p): Removed.
885 (derive_constant_upper_bound): Do not use parameter `additional'.
886 (record_estimate): Parameter `additional' removed. Parameter
887 `i_bound' added. Do not call derive_constant_upper_bound.
888 (record_nonwrapping_iv): Use derive_constant_upper_bound to
889 bound the number of iterations estimate.
890 (estimate_numbers_of_iterations_loop): Pass the estimate from
891 the number of iterations analysis to record_estimate.
892 * tree.h (multiple_of_p): Declare.
893 * tree-scalar-evolution.c (expression_expensive_p): Removed.
894 (scev_const_prop): Do not check expression_expensive_p.
895 * fold-const.c (multiple_of_p): Exported.
896 * double-int.c (double_int_mask): Exported.
897 * double-int.h (double_int_mask): Declare.
898 * tree-flow.h (struct tree_niter_desc): Removed additional_info
899 field. Added max field.
901 2007-03-13 David Taylor <taylor@candd.org>
904 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
907 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
910 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
913 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.opt (mcx16, msahf): New options.
916 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
917 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
919 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
920 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
921 Output -mcx16 and -msahf options when corresponding bit is set.
923 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
926 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
928 * configure.ac: Test for assembler tolerance to # 0 "".
929 * configure, config.in: Rebuilt.
930 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
932 2007-03-13 Geoffrey Keating <geoffk@apple.com>
934 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
936 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
937 (handle_syscall): Handle direct system calls.
938 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
940 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
942 * doc/invoke.texi: Fix cpp.info cross-reference.
943 * doc/passes.texi: Fix gcc.info cross-reference.
945 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
947 PR tree-optimization/30835
948 * lambda-code.c (can_convert_to_perfect_nest): Check whether
949 bb_for_stmt is not NULL before accessing it.
951 2007-03-12 Joseph Myers <joseph@codesourcery.com>
953 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
956 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
959 * doc/install.texi: Document --enable-stage1-languages
961 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
963 * tree-pass.h (pass_into_cfg_layout_mode,
964 pass_outof_cfg_layout_mode): Declare.
965 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
966 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
967 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
968 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
970 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
972 * c-decl.c (warn_variable_length_array): New function.
973 Refactored from grokdeclarator to handle warn_vla
974 and handle unnamed array case.
975 (grokdeclarator): Refactored VLA warning case.
976 * c.opt (Wvla): New flag.
977 * doc/invoke.texi (Wvla): New warning.
979 2007-03-12 Richard Henderson <rth@redhat.com>
981 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
982 (TARGET_SECTION_TYPE_FLAGS): New.
984 2007-03-12 Richard Henderson <rth@redhat.com>
986 * config/darwin.c (machopic_reloc_rw_mask): New.
987 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
988 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
990 2007-03-12 Mark Mitchell <mark@codesourcery.com>
992 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
993 * cppdefault.h (cpp_PREFIX): Document.
994 (cpp_PREFIX_len): Likewise.
995 (cpp_EXEC_PREFIX): New variable.
996 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
997 * c-incpath.c (add_standard_paths): Correct logic for relocating
1000 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1002 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1003 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1005 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1006 fix_truncdfdi_sse using SSEMODEF mode macro.
1007 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1008 fix_truncdfsi_sse using SSEMODEF mode macro.
1009 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1010 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1012 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1014 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1017 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1019 * tree.h : Add multiple_of_p declaration.
1020 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1021 * ipa-type-escape.c (results_of_malloc): Redundant.
1022 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1023 (cast_type): Extended with new members.
1024 (check_cast): Returns cast_type.
1025 (cast): New structure for data of walk_use_def_chains.
1026 (is_malloc_result, is_cast_from_non_pointer_1,
1027 is_cast_from_non_pointer,
1028 is_array_access_through_pointer_and_index): New functions.
1029 (look_for_casts): Returns cast types.
1030 (check_call): Returns void.
1031 (okay_pointer_operation): Use support of pointer plus index,
1032 pointer plus constant and allow all multiplications.
1034 2007-03-11 Richard Guenther <rguenther@suse.de>
1036 PR tree-optimization/31115
1037 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1038 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1039 A shift count of zero is not special as with *_DIV_EXPR.
1040 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1043 2007-03-11 Ian Lance Taylor <iant@google.com>
1045 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1046 the *_DIV_EXPR codes correctly with overflow infinities.
1048 2007-03-11 Ira Rosen <irar@il.ibm.com>
1050 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1051 indicate success/failure of the analysis. Add negation to subtrahend
1052 in case of subtraction. Fail if both operands contain constants.
1053 (create_data_ref): Fail if analyze_offset fails.
1055 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1057 * config/i386/i386.md (frndintxf2): Rename to ...
1058 (rintxf2): ... this. Remove expander having same name.
1059 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1060 (roundsf2, rounddf2): Ditto.
1061 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1062 (lround<mode>di2, lround<mode>si2): Ditto.
1064 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1066 * lower-subreg.c: Include except.h.
1067 (decompose_multiword_subregs): Verify that the only control flow
1068 insns we can split are loads to multi-words pseudos.
1069 Handle breaking such blocks after splitting, instead of calling
1070 find_many_sub_basic_blocks.
1072 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1073 on the new basic block. Add a lengthy comment explaining why we
1074 thought this was necessary.
1075 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1077 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1080 * tree.c (walk_type_fields): Recurse into the element type of
1081 ARRAY_TYPEs if there is a pointer set.
1083 2007-03-10 Dirk Mueller <dmueller@suse.de>
1085 * c-common.c (warn_logical_operator): Fix condition.
1087 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1089 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1091 * config/darwin.c (machopic_select_section): Remove superfluous
1092 argument in call to categorize_decl_for_section. Remove unused
1095 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1097 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1099 * configure: Regenerate.
1101 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1104 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1105 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1106 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1107 Add LABEL_NUSES to emitted label.
1108 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1109 branch probability value to emitted jump insn.
1110 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1111 Do not check life information and do not re-arrange input operands
1112 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1114 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1116 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1117 the change of decode_asm_operands.
1119 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1121 * mode-switching.c (create_pre_exit): Skip blockage insn.
1123 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1125 * tree-pass.h (TODO_update_smt_usage): Remove.
1127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1131 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1133 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1134 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1135 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1138 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1140 * gcc.c: Document %{, in big comment at top.
1141 (input_suffix_matches): Remove special handling for .s and
1143 (input_spec_matches): New.
1144 (handle_braces): Handle %{,.
1145 (validate_switches): ',' indicates a value which is not a switch.
1146 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1147 to detect assembler input.
1148 * config/i386/sol2.h (CPP_SPEC): Likewise.
1149 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1150 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1151 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1152 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1153 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1154 -m64 causes deployment target to default to 10.5.
1155 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1157 2007-03-09 Richard Henderson <rth@redhat.com>
1160 * target.h (targetm.asm.out.reloc_rw_mask): New.
1161 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1162 (TARGET_ASM_OUT): Use it.
1163 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1164 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1165 use the new reloc_rw_mask target hook instead.
1166 (default_section_type_flags_1): Merge into...
1167 (default_section_type_flags): ... here.
1168 (decl_readonly_section_1): Merge into...
1169 (decl_readonly_section): ... here.
1170 (default_elf_select_section_1): Merge into...
1171 (default_elf_select_section): ... here.
1172 (default_unique_section_1): Merge into...
1173 (default_unique_section): ... here.
1174 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1175 (default_select_rtx_section): Use it.
1176 (default_elf_select_rtx_section): Likewise.
1177 * output.h: Update to match.
1178 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1179 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1180 (TARGET_ASM_RELOC_RW_MASK): New.
1181 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1182 to categorize_decl_for_section.
1183 (x86_64_elf_unique_section): Likewise.
1184 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1185 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1186 (TARGET_ASM_RELOC_RW_MASK): New.
1187 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1188 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1189 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1190 (TARGET_RWRELOC): Remove.
1191 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1192 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1193 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1194 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1195 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1196 (rs6000_xcoff_select_section): Use decl_readonly_section.
1197 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1198 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1199 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1200 (TARGET_SECTION_TYPE_FLAGS): Remove.
1201 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1203 2007-03-09 Roger Sayle <roger@eyesopen.com>
1205 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1206 complex constant equality/inequality comparisons for here.
1207 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1208 known at compile-time or can be simplified to a scalar comparison.
1209 (fold_relational_const): Move compile-time evaluation of complex
1210 constant equality/inequality comparisons to here.
1212 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1214 PR rtl-optimization/30643
1215 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1217 (fold_rtx): Recurse, like before 2006-11-03.
1219 2007-03-09 DJ Delorie <dj@redhat.com>
1221 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1224 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1226 PR tree-optimization/30375
1227 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1228 LHS of statements is not the same.
1229 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1231 2007-03-09 Chao-ying Fu <fu@mips.com>
1233 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1235 * doc/invoke.texi (-mdspr2): Document new option.
1236 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1237 New unspec for DSP REV 2.
1238 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1239 these instructions are extended in DSP REV 2.
1240 (mips-dspr2.md): Include.
1241 * config/mips/mips.opt (mdspr2): New option.
1242 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1243 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1244 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1245 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1246 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1247 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1248 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1250 (bdesc_map): Add one field of unsupported_target_flags.
1251 (bdesc_arrays): Update entries to have extra fields. Add
1253 (mips_init_builtins): Initialize new function types.
1254 Check unsupported_target_fileds to filter out builtins.
1255 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1257 (ASM_SPEC): Pass mdspr2 to the assembler.
1258 * config/mips/mips-dspr2.md: New file.
1260 2007-03-09 Sa Liu <saliu@de.ibm.com>
1262 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1264 2007-03-09 Ian Lance Taylor <iant@google.com>
1266 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1267 argument) like -Wstrict-overflow=2.
1268 * doc/invoke.texi (Warning Options): Update documentation.
1270 2007-03-09 Dirk Mueller <dmueller@suse.de>
1273 * doc/invoke.texi (-Wlogical-op): Document.
1274 * common.opt (-Wlogical-op): New.
1275 * c-common.h (warn_logical_operator): Declare.
1276 * c-common.c (warn_logical_operator): Define.
1277 * c-typeck.c (parser_build_binary_op): Call
1278 warn_logical_operator.
1280 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1282 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1283 * final.c (final_scan_insn): Test for non-"" file name.
1285 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1287 * doc/loop.texi: Document the Omega linear constraints solver.
1288 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1289 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1290 omega-hash-table-size, omega-max-keys, and
1291 omega-eliminate-redundant-constraints.
1292 * tree-pass.h (pass_check_data_deps): Declared.
1295 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1296 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1297 pass_check_data_deps): New.
1298 * tree-data-ref.c (init_data_ref): Remove declaration.
1299 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1300 (analyze_array): Renamed init_array_ref, move up initializations.
1301 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1302 Removed arguments that are set to NULL.
1303 (analyze_indirect_ref): Correct indentation, correct call to
1305 (object_analysis): Call init_array_ref instead of analyze_array.
1306 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1307 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1308 of DR_ACCESS_FNS_ADDR.
1309 (init_omega_eq_with_af, omega_extract_distance_vectors,
1310 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1311 ddr_consistent_p): New.
1312 (compute_affine_dependence): Check consistency of ddrs when
1313 flag_check_data_deps is passed.
1314 (analyze_all_data_dependences): Uncomment.
1315 (tree_check_data_deps): New.
1316 * tree-data-ref.h: Include omega.h.
1317 (DR_ACCESS_FNS_ADDR): Removed.
1318 (data_dependence_relation): Add inner_loop.
1319 (DDR_INNER_LOOP): New.
1320 * common.opt (fcheck-data-deps): New.
1321 * tree-flow.h (tree_check_data_deps): Declare.
1322 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1323 (OBJS-common): Depend on omega.o.
1325 * passes.c (pass_check_data_deps): Scheduled.
1326 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1327 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1328 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1329 PARAM_VECT_MAX_VERSION_CHECKS,
1330 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1332 2007-03-09 Richard Guenther <rguenther@suse.de>
1334 PR tree-optimization/30904
1336 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1337 the same way as *_DIV_EXPR.
1339 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1341 * recog.c (decode_asm_operands): No mixed declarations and code.
1343 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1345 * rtl.def (ASM_INPUT): Add location.
1346 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1347 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1348 (decode_asm_operands): Add loc operand.
1349 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1350 * stmt.c (expand_asm): Rename to...
1351 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1352 gen_rtx_ASM_INPUT_loc.
1353 (expand_asm_expr): Adjust.
1354 * recog.c (decode_asm_operands): Add loc operand.
1355 (check_asm_operands, extract_insn): Adjust.
1356 * reload1.c (maybe_fix_stack_asms): Likewise.
1357 * final.c (asm_insn_count): Likewise.
1358 (final_scan_insn): Output # line before and after asm.
1360 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1362 * tree-ssa-structalias.c (variable_info): Remove
1364 (new_var_info): Ditto.
1365 (shared_bitmap_info_t): New structure.
1366 (shared_bitmap_table): New variable.
1367 (shared_bitmap_hash): New function.
1368 (shared_bitmap_eq): Ditto
1369 (shared_bitmap_lookup): Ditto.
1370 (shared_bitmap_add): Ditto.
1371 (merge_smts_into): Change to take bitmap directly.
1372 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1373 (init_alias_vars): Init shared bitmap hashtable.
1374 (delete_points_to_sets): Delete shared bitmap hashtable.
1375 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1376 is_aliased removal as a change that was still necessary was
1379 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1381 * config/i386/i386.h (override_options): Conditionally disable
1382 x86_sahf for 64bit targets only.
1384 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1387 * c-decl.c (merge_decls): Don't call make_var_volatile.
1388 * varasm.c (make_var_volatile): Remove.
1389 * output.h (make_var_volatile): Remove.
1391 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1393 PR tree-optimization/31085
1394 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1396 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1398 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1399 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1400 ATTR_CONST_NOTHROW_LIST.
1402 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1405 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1407 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1409 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1412 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1414 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1415 passed, use shared libgcc.
1417 2007-03-08 Roger Sayle <roger@eyesopen.com>
1419 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1420 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1421 (honor_protect_cleanup_actions, lower_try_finally_switch):
1423 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1424 ifc_temp_var): Likewise.
1425 * tree-inline.c (setup_one_parameter): Likewise.
1426 * tree-mudflap.c (mf_decl_cache_locals,
1427 mf_build_check_statement_for): Likewise.
1428 * tree-nested.c (init_tmp_var, save_tmp_var,
1429 finalize_nesting_tree_1): Likewise.
1430 * tree-outof-ssa.c (insert_copy_on_edge,
1431 insert_backedge_copies): Likewise.
1432 * tree-profile.c (tree_gen_edge_profiler,
1433 tree_gen_ic_profiler): Likewise.
1434 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1435 * tree-sra.c (sra_build_assignment): Likewise.
1436 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1437 * tree-ssa-math-opts.c (insert_reciprocals,
1438 execute_cse_sincos_1): Likewise.
1439 * tree-tailcall.c (adjust_accumulator_values,
1440 adjust_return_value): Likewise.
1441 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1442 * tree-vect-transform.c (vect_create_data_ref_ptr,
1443 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1444 vect_create_epilog_for_reduction, vectorizable_reduction,
1445 vectorizable_call, vectorizable_conversion,
1446 vectorizable_assignment, vectorizable_operation,
1447 vectorizable_type_demotion, vect_gen_widened_results_half,
1448 vect_permute_store_chain, vectorizable_store,
1449 vect_setup_realignment, vect_permute_load_chain,
1450 vectorizable_load, vectorizable_condition,
1451 vect_create_cond_for_align_checks): Likewise.
1452 * tree-vrp.c (build_assert_expr_for): Likewise.
1454 2007-03-08 Ian Lance Taylor <iant@google.com>
1456 * tree-vrp.c: Include "intl.h".
1457 (usable_range_p): New static function.
1458 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1459 overflowed values, juts set *strict_overflow_p.
1460 (compare_values): Only return -2 if one of the operands is not a
1462 (compare_ranges): Call usable_range_p.
1463 (compare_range_with_value): Likewise.
1464 (vrp_evaluate_conditional_warnv): Rename from
1465 vrp_evaluate_conditional. Make static. Change all callers.
1466 (vrp_evaluate_conditional): New function.
1467 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1469 (simplify_abs_using_ranges): Likewise.
1470 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1471 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1472 within_stmt parameter.
1473 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1474 vrp_evaluate_conditional.
1475 * tree-ssa-threadedge.c
1476 (record_temporary_equivalences_from_stmts_at_dest): Change
1477 simplify parameter to take a second tree parameter.
1478 (simplify_control_stmt_condition): Likewise.
1479 (thread_across_edge): Likewise.
1480 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1481 (thread_across_edge): Likewise.
1482 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1484 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1486 * config/i386/i386.h (TARGET_SAHF): New define.
1487 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1488 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1489 (x86_sahf): New global variable.
1490 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1491 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1492 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1493 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1495 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1496 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1497 when expanding fcomi/sahf based tests.
1498 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1499 expanding sahf based alternative. Emit sahf based sequence when
1500 optimizing for code size.
1501 * config/i386/i386.md (x86_sahf_1): Do not disable for
1502 TARGET_64BIT, enable for TARGET_SAHF.
1504 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1506 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1507 spurious whitespace from error message.
1509 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1512 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1514 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1516 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1518 * tree-sra.c (instantiate_element): Propagate disabled warnings
1519 from the element itself to the created variable.
1521 2007-03-07 Richard Henderson <rth@redhat.com>
1524 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1525 silently fix up the stack in the case of a missing register.
1527 2007-03-07 Paul Brook <paul@codesourcery.com>
1529 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1531 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1533 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1535 (phase1_vrs): Use them.
1536 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1537 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1538 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1539 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1540 __gnu_Unwind_Restore_WMMXC if required.
1541 (_Unwind_VRS_Pop): Implement iWMMXt support.
1542 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1543 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1544 gnu_Unwind_Save_WMMXC): Define.
1546 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1548 * config/vxworks.h (vxworks_override_options): Declare.
1549 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1550 * config/vxworks.c: Include target.h and toplev.h.
1551 (vxworks_override_options): New function.
1552 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1554 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1556 * config/s390/s390.c (override_options): Don't emit an error when
1557 -mstack-size is used without providing -mstack-guard.
1558 (s390_emit_prologue): Choose stack_guard value automatically if not
1559 provided via command line.
1560 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1562 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1564 * config/i386/i386.c (output_set_got): Add a GOT initialization
1565 sequence for VxWorks PIC.
1566 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1567 around labels as well as symbols. Use gotoff_operand instead
1568 of local_symbolic_operand.
1569 (legitimize_pic_address): Use gotoff_operand instead of
1570 local_symbolic_operand. Use @GOT accesses for labels as
1572 (ix86_output_addr_diff_elt): Use PC-relative rather than
1573 GP-relative offsets for VxWorks PIC.
1574 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1575 no_new_pseudos. Check whether the returned register is op0.
1576 * config/i386/i386.md (tablejump): Use PC-relative rather than
1577 GP-relative offsets for VxWorks PIC.
1578 * config/i386/predicates.md (gotoff_operand): New predicate.
1580 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1582 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1584 * config/vxworks-dummy.h: New file.
1585 * config/i386/i386.h: Include it.
1587 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1589 * dwarf2out.c (is_inlined_entry_point): New
1590 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1591 DW_AT_ranges if the first subblock is the entry point.
1593 2007-03-06 David Daney <ddaney@avtrex.com>
1595 * doc/install.texi (mips-*-*): Change recommended binutils
1598 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1600 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1601 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1603 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1604 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1606 2007-03-06 Jan Hubicka <jh@suse.cz>
1608 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1609 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1611 (probably_cold_bb_p): Cold functions are cold.
1612 (probably_never_executed_bb_p): Cold functions are cold.
1613 (tree_bb_level_predictions): Predict calls to cold functions as not
1615 (compute_function_frequency): Check hot/cold attributes.
1616 * function.h (function_frequency): Update comments.
1617 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1618 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1619 (c_common_att): Add cold and hot.
1621 * doc/extend.texi (hot,cold attributes): Document.
1623 2007-03-06 Andrew Haley <aph@redhat.com>
1625 * function.c (expand_function_end): Move blockage to just after we
1626 emit the label for the naked return from the function.
1628 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1630 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1633 2007-03-06 Jan Hubicka <jh@suse.cz>
1635 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1636 loaded for constant large models. Non-large 64bit PIC can do.
1637 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1638 * cmodel.h: Add LARGE PIC.
1639 * i386.md (UNSPEC_PLTOFF): New.
1640 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1642 (*call_1_rex64): Disable for large models.
1643 (*call_1_rex64_large): New.
1644 (*call_value_1_rex64): Disable for large models.
1645 (*call_value_1_rex64_large): New.
1646 (set_rip_rex4): New.
1647 (set_got_offset_rex64): New.
1648 * predicates.md (constant_call_address_operand): For large model
1649 constant calls are not possible.
1650 * i386-protos.h (construct_plt_address): Declare.
1651 * i386.c (override_options): Accept large models.
1652 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1653 (legitimate_constant_p): Add new UNSPECs.
1654 (legitimate_pic_operand_p): Likewise.
1655 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1656 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1658 (output_pic_addr_const): Add PLTOFF.
1659 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1660 (ix86_expand_move): Legitimize pic address when in PIC mode.
1661 (construct_plt_address): New function.
1662 (ix86_expand_call): Offload the address to register and use GOT pointer
1664 * invoke.texi (mcmodel=large): Update documentation.
1666 2007-03-06 Richard Henderson <rth@redhat.com>
1668 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1669 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1670 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1671 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1672 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1673 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1674 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1675 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1676 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1677 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1678 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1679 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1680 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1681 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1682 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1683 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1684 x86_schedule, x86_use_bt, x86_pad_returns,
1685 x86_use_xchgb): Merge into ...
1686 (ix86_tune_features): ... here. New array.
1687 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1688 x86_bswap): Merge into ...
1689 (ix86_arch_features): ... here. New array.
1690 (x86_3dnow_a): Remove.
1691 (x86_accumulate_outgoing_args): Make static.
1692 (x86_arch_always_fancy_math_387): Make static.
1693 (ix86_tune_mask, ix86_arch_mask): Move ...
1694 (override_options): ... to local variables here. Apply the
1695 appropriate mask to each element of ix86_arch_features and
1696 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1697 as were done in the old macros.
1698 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1699 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1700 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1701 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1702 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1703 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1704 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1705 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1706 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1707 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1708 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1709 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1710 x86_accumulate_outgoing_args, x86_prologue_using_move,
1711 x86_epilogue_using_move, x86_decompose_lea,
1712 x86_arch_always_fancy_math_387, x86_shift1,
1713 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1714 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1715 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1716 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1717 x86_use_incdec, x86_pad_returns, x86_bswap,
1718 x86_partial_flag_reg_stall): Remove.
1719 (enum ix86_tune_indices): New.
1720 (ix86_tune_features): New.
1721 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1722 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1723 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1724 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1725 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1726 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1727 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1728 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1729 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1730 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1731 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1732 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1733 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1734 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1735 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1736 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1737 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1738 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1739 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1740 TARGET_EXT_80387_CONSTANTS): Use it.
1741 (enum ix86_arch_indices): New.
1742 (ix86_arch_features): New.
1743 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1744 TARGET_BSWAP): Use it.
1745 (ix86_tune_mask, ix86_arch_mask): Remove.
1747 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1750 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1751 Define using $${sysroot_headers_suffix}.
1752 * configure: Regenerate.
1753 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1754 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1756 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1757 * gcc.c (print_sysroot_headers_suffix): New.
1758 (option_map): Include --print-sysroot-headers-suffix.
1759 (display_help): Mention -print-sysroot-headers-suffix.
1760 (process_command): Handle -print-sysroot-headers-suffix.
1761 (do_spec_1): Append multilib directory to include-fixed path if
1762 sysroot suffixes in use.
1763 (main): Handle -print-sysroot-headers-suffix.
1764 * Makefile.in (start.encap): Don't depend on xlimits.h
1765 (xlimits.h): Remove.
1766 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1767 limits.h for each multilib in fixinc_list.
1768 (fixinc_list, s-fixinc_list): New.
1769 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1770 generate them for each multilib in fixinc_list.
1771 (stmp-fixproto): Use include-fixed. Run fixproto for each
1772 multilib in fixinc_list.
1773 (mostlyclean): Don't remove xlimits.h.
1774 (clean): Remove include-fixed.
1775 (real-install-headers-tar, real-install-headers-cpio,
1776 real-install-headers-cp): Don't copy include, only include-fixed.
1777 (install-mkheaders): Depend on fixinc_list. Don't depend on
1778 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1779 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1780 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1782 2007-03-06 Jan Hubicka <jh@suse.cz>
1784 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1787 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1789 * configure.ac: Allow tm_file to contain build-directory files.
1790 * configure: Regenerate.
1791 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1792 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1793 * config/m68k/print-sysroot-suffix.sh: New file.
1795 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1797 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1798 of pic_offset_table_rtx if reload_completed.
1799 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1800 PIC_OFFSET_TABLE_REGNUM.
1801 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1803 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1804 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1806 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1808 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1809 functions that call eh_return.
1811 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1813 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1814 functions that need a constant pool.
1816 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1819 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1820 (m68k_preferred_reload_class): Likewise.
1821 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1822 (SECONDARY_RELOAD_CLASS): Define.
1823 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1824 (LIMIT_RELOAD_CLASS): Delete.
1825 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1826 registers from storing bytes.
1827 (m68k_secondary_reload_class): New function.
1828 (m68k_preferred_reload_class): Likewise.
1830 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1832 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1834 (m68k_expand_prologue): Likewise.
1836 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1838 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1839 (mips_expand_epilogue): Add a bool parameter.
1840 (m68k_legitimize_sibcall_address): Declare.
1841 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1842 (m68k_expand_epilogue): Add a parameter to select between sibling
1843 and normal epilogues. Only generate a return for the latter.
1844 (m68k_ok_for_sibcall_p): New function.
1845 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1846 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1847 (sibcall_value, *sibcall_value): Likewise.
1848 (*call, *call_value): Require !SIBLING_CALL_P.
1849 (epilogue): Update call to m68k_expand_epilogue.
1850 (sibcall_epilogue): New pattern.
1851 * config/m68k/predicates.md (const_call_operand): Say that this
1852 predicate applies to sibling calls too.
1853 (sibcall_operand): New predicate.
1855 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1857 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1858 alternatives as movsi_cf.
1859 (movsf_cf_hard): Add commentary.
1861 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1862 Richard Sandiford <richard@codesourcery.com>
1864 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1865 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1866 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1867 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1868 as being live on exit from an interrupt function.
1869 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1870 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1871 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1872 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1873 (m68k_interrupt_function_p): Globalize.
1874 (m68k_compute_frame_layout): Remove reverse mask code.
1875 (m68k_emit_movem, m68k_set_frame_related): New functions.
1876 (m68k_output_function_prologue): Delete in favor of...
1877 (m68k_expand_prologue): ...this new function.
1878 (m68k_output_function_epilogue): Delete in favor of...
1879 (m68k_expand_epilogue): ...this new function.
1880 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1882 (print_operand): Handle %?.
1883 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1884 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1885 (prologue, epilogue): New patterns.
1886 (return): Turn into a define_expand.
1887 (*return): New pattern, derived from old "return" pattern. Use rte
1888 rather than rts for interrupt functions. Only use rtd if the pop
1890 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1891 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1892 (link, *link, unlink, *unlink, load_got): Likewise.
1894 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1898 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1899 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1900 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1901 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1902 and m68k_matches_u_p.
1903 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1904 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1905 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1906 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1907 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1908 (REG_STRICT_P): New macro.
1909 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1910 PCREL_GENERAL_OPERAND_OK.
1911 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1912 m68k_legitimate_base_reg_p.
1913 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1914 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1915 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1916 * config/m68k/m68k.c (m68k_address): New structure.
1917 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1918 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1919 (m68k_jump_table_ref_p, m68k_decompose_address)
1920 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1921 (m68k_matches_u_p): New functions.
1922 (print_operand_address): Rewrite to use m68k_decompose_index.
1924 2007-03-05 David Taylor <dtaylor@emc.com>
1926 * gcc.c: Correct copyright date in --version output.
1928 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1930 * pa.md: In unamed move patterns, disparge copies between general
1931 and floating point registers using '?' modifier. Don't include 'f'
1932 constraint for register preferences in DImode, SImode, HImode and
1933 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1934 Remove constraints for copies between general and floating registers
1935 in soft-float DFmode pattern.
1936 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1940 2007-03-05 Mike Stump <mrs@apple.com>
1942 * c-common.c (targetcm): Add.
1943 * c-opts.c (c_common_handle_option): Handle language specific
1945 * opts.c (handle_option): Verify language for target options, if
1947 * opth-gen.awk: Add CL_LANG_ALL.
1948 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1949 (TARGETCM_INITIALIZER): Add.
1950 * target.h (struct gcc_targetcm): Add.
1952 * targhooks.c (default_handle_c_option): Add.
1953 * targhooks.h (default_handle_c_option): Add.
1954 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1956 * config/darwin.opt (iframework): Add.
1957 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1958 * config/darwin-c.c (handle_c_option): Add.
1959 (TARGET_HANDLE_C_OPTION): Add.
1961 * doc/invoke.texi (Darwin Options): Add -iframework.
1963 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1965 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1968 2007-03-05 Ian Lance Taylor <iant@google.com>
1970 * c.opt (fgnu89-inline): New option.
1971 * c-opts.c (c_common_post_options): Set default value for
1973 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1974 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1976 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1977 (grokdeclarator, start_function): Likewise.
1978 * c-cppbuiltin.c (c_cpp_builtins): Define either
1979 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1980 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1981 (C Dialect Options): Document -fgnu89-inline.
1982 * doc/extend.texi (Function Attributes): Explain what the
1983 gnu_inline attribute does.
1984 * doc/cpp.texi (Common Predefined Macros): Document
1985 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1987 2007-03-05 Ian Lance Taylor <iant@google.com>
1989 PR tree-optimization/31034
1990 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1991 half-range if the other side is an overflow infinity.
1993 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1995 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1996 (bfin*-linux-uclibc*): New configuration.
1997 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1999 * config/bfin/linux.h: New file.
2000 * config/bfin/libgcc-bfin.ver: New file.
2001 * config/bfin/t-bfin-uclinux: New file.
2002 * config/bfin/t-bfin-linux: New file.
2003 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2004 (TARGET_OS_CPP_BUILTINS): New macro.
2006 2007-03-05 Richard Guenther <rguenther@suse.de>
2008 * fold-const.c (fold_binary): Remove duplicate folding
2009 of comparison of non-null ADDR_EXPR against null.
2011 2007-03-05 Richard Guenther <rguenther@suse.de>
2012 Dorit Nuzman <dorit@il.ibm.com>
2014 PR tree-optimization/26420
2015 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2016 are no loops in the function. Only print the number of
2017 vectorized loops if it is greater than zero or we are supposed
2018 to print information about unvectorized loops.
2020 2007-03-05 Revital Eres <eres@il.ibm.com>
2022 * gcc.dg/var-expand1.c: New test.
2023 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2024 when an accumulator is expanded.
2026 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2029 * c-common.c (convert_and_check): Don't give warnings for
2030 conversion if 'expr' already overflowed.
2032 2007-03-04 Roger Sayle <roger@eyesopen.com>
2035 * fold-const.c (fold_comparison): Enforce type consistency when
2036 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2038 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2040 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2041 containing a cast to the base of TARGET_MEM_REF.
2043 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2045 * tree.c (tree_contains_struct_check_failed): Remove spurious
2046 whitespace from error message.
2048 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2051 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2052 instead of precision.
2054 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2055 Nathan Sidwell <nathan@codesourcery.com>
2057 * emit-rtl.c (find_auto_inc): New.
2058 (try_split): recreate REG_INC notes,
2059 Use regular for loops rather than whiles.
2061 2007-03-03 Andreas Schwab <schwab@suse.de>
2063 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2064 * configure: Regenerate.
2066 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2068 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2069 flag_rounding_math, not flag_unsafe_math_optimizations.
2071 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2073 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2074 alpha_fold_vector_minmax): Likewise.
2075 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2076 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2078 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2080 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2081 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2082 if the lhs has side-effects.
2083 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2085 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2087 * config/i386/i386.h (TUNEMASK): Remove define.
2088 (ARCHMASK): Remove define.
2089 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2090 Use ix86_arch_mask variable instead of ARCHMASK.
2091 * config/i386/i386.c (override_options): Ditto.
2092 (standard_80387_constant_p): Ditto.
2094 2007-03-02 Ian Lance Taylor <iant@google.com>
2096 Used signed infinities in VRP.
2097 * tree-vrp.c (uses_overflow_infinity): New static function.
2098 (supports_overflow_infinity): New static function.
2099 (make_overflow_infinity): New static function.
2100 (negative_overflow_infinity): New static function.
2101 (positive_overflow_infinity): New static function.
2102 (is_negative_overflow_infinity): New static function.
2103 (is_positive_overflow_infinity): New static function.
2104 (is_overflow_infinity): New static function.
2105 (overflow_infinity_range_p): New static function.
2106 (compare_values_warnv): New function split out of compare_values.
2107 (compare_value): Call it.
2108 (set_value_range_to_nonnegative): Add overflow_infinity
2109 parameter. Change caller.
2110 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2112 (vrp_expr_computes_nonzero): Likewise.
2113 (compare_ranges, compare_range_with_value): Likewise.
2114 (compare_name_with_value, compare_names): Likewise.
2115 (vrp_evaluate_conditional): Likewise.
2116 (set_value_range): Handle infinity
2117 (vrp_operand_equal_p, operand_less_p): Likewise.
2118 (extract_range_from_assert): Likewise.
2119 (vrp_int_const_binop): Likewise.
2120 (extract_range_from_binary_expr): Likewise.
2121 (extract_range_from_unary_expr): Likewise.
2122 (extract_range_from_comparison): Likewise.
2123 (extract_range_from_expr): Likewise.
2124 (dump_value_range): Likewise.
2125 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2126 (test_for_singularity): Likewise.
2127 (vrp_int_const_binop): Remove inline qualifier.
2128 (adjust_range_with_scev): Add comment.
2129 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2131 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2133 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2134 (get_constraint_for): Likewise.
2135 (do_structure_copy): Likewise.
2136 (find_func_aliases): Fix references to MODIFY_EXPR.
2137 (intra_create_variable_infos): Tidy.
2138 * tree-ssa-operands.c (add_virtual_operand): Add argument
2140 When adding members of alias sets, if IS_CALL_SITE is true and
2141 the symbol is not call-clobbered, skip it.
2144 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2146 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2147 entry by means of emit_insn_at_entry.
2149 2007-03-02 Richard Henderson <rth@redhat.com>
2151 * expr.h (promoted_input_arg): Remove decl.
2152 * function.c (promoted_input_arg): Merge into ...
2153 * combine.c (setup_incoming_promotions): ... only caller.
2154 Rearrange to avoid double loop.
2156 2007-03-02 Ben Elliston <bje@au.ibm.com>
2157 Peter Bergner <bergner@vnet.ibm.com>
2158 Janis Johnson <janis187@us.ibm.com>
2160 * config/rs6000/dfp.md: New file.
2161 * config/rs6000/rs6000.md: Include dfp.md.
2162 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2163 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2164 and TDmode decimal float modes in FP registers.
2165 (num_insns_constant): Likewise.
2166 (rs6000_legitimate_offset_address_p): Likewise.
2167 (rs6000_legitimize_address): Likewise.
2168 (rs6000_legitimize_reload_address): Likewise.
2169 (rs6000_legitimate_address): Likewise.
2170 (rs6000_emit_move): Likewise.
2171 (function_arg_boundary): Likewise.
2172 (function_arg_advance): Likewise.
2173 (rs6000_darwin64_record_arg_recurse): Likewise.
2174 (function_arg): Likewise.
2175 (rs6000_gimplify_va_arg): Likewise.
2176 (rs6000_split_multireg_move): Likewise.
2177 (rs6000_output_function_epilogue): Likewise.
2178 (rs6000_output_function_epilogue): Likewise.
2179 (rs6000_register_move_cost): Likewise.
2180 (rs6000_function_value): Likewise.
2181 (rs6000_libcall_value): Likewise.
2183 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2185 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2187 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2189 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2190 Use $MULTIDIR to choose between the kernel and RTP headers,
2191 and use $WIND_BASE and $WIND_USR to locate them.
2193 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2195 * config/i386/i386.c (override_options): Put initialization of
2196 ix86_tune_mask and ix86_arch_mask to the correct place.
2198 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2199 Michael Meissner <michael.meissner@amd.com>
2202 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2204 (TARGET_CMOVE): Use ARCHMASK.
2205 (TARGET_CMPXCHG): Ditto.
2206 (TARGET_CMPXCHG8B): Ditto.
2207 (TARGET_XADD): Ditto.
2208 (TARGET_BSWAP): Ditto.
2209 * config/i386/i386.c (ix86_tune_mask): New global variable.
2210 (ix86_arch_mask): Ditto.
2211 (override_options): Initialize ix86_tune_mask and
2212 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2215 2007-03-02 Ben Elliston <bje@au.ibm.com>
2218 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2220 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2222 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2223 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2224 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2225 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2227 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2228 rs6000_init_dwarf_reg_sizes_extra): New.
2229 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2230 SPE register high parts.
2232 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2234 * Makefile.in: Add install-pdf target as
2235 copied from automake v1.10 rules.
2236 * configure.ac: Add install-pdf to target list.
2237 * configure: Regenerate.
2239 2007-03-01 Paul Brook <paul@codesourcery.com>
2241 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2242 modes to LDRD for DImode.
2243 (output_move_double): Fixup out of range ldrd/strd.
2244 (vfp_secondary_reload_class): Rename...
2245 (coproc_secondary_reload_class): ... to this. Add wb argument.
2246 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2247 coproc_secondary_reload_class for CLASS_IWMMXT.
2248 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2249 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2251 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2253 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2254 factor by the estimated number of iterations.
2255 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2258 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2259 decode_caches_intel, detect_caches_intel): New functions.
2260 (host_detect_local_cpu): Use detect_caches_amd and
2261 detect_caches_intel.
2263 2007-03-01 Richard Henderson <rth@redhat.com>
2265 * expr.c (emit_move_complex_push): Export.
2266 (emit_move_complex_parts): Split out from ...
2267 (emit_move_complex): ... here.
2268 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2269 * config/i386/i386.md (movcdi): New.
2271 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2273 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2274 size of mode1 to check for tieable modes in MMX case.
2276 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2278 * Makefile.in (rtlanal.o): Depend on tree.h.
2279 * rtl.h (offset_within_section_p, split_const): Declare.
2280 * rtlanal.c: Include tree.h.
2281 (offset_within_block_p): New function, taken from
2282 mips_offset_within_object_p.
2283 (split_const): New function, taken from mips_split_const.
2284 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2286 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2287 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2288 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2289 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2290 (m68k_illegitimate_symbolic_constant_p): New function.
2291 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2292 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2293 symbolic constant that might be outside the symbol's section,
2294 move the symbol first and then add the offset.
2295 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2297 * config/mips/mips.c (mips_split_const): Delete.
2298 (mips_offset_within_object_p): Delete.
2299 (mips_symbolic_constant_p): Use offset_within_section_p and
2300 split_const instead of mips_offset_within_object_p and
2302 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2303 (mips_legitimize_const_move, print_operand_reloc)
2304 (mips_dangerous_for_la25_p): Use split_const instead of
2307 2007-02-28 Eric Christopher <echristo@apple.com>
2309 * Makefile.in (install-include-dir): Don't rm -rf include.
2311 2007-02-28 Richard Guenther <rguenther@suse.de>
2314 * fold-const.c (fold_binary): Do not associate expressions
2315 with more than one variable for integer types that do not wrap.
2317 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2319 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2320 Delete, and replace with...
2321 (fold_builtin_call_array): This. Update callers to use it.
2322 * fold-const.c (fold_build_call_list): Delete, and replace with...
2323 (fold_build_call_array): This.
2324 (fold_build_call_list_initializer): Delete, and replace with...
2325 (fold_build_call_array_initializer): This.
2326 * tree.h: Update declarations to reflect above changes.
2328 * c-typeck.c (build_function_call): Store converted arguments
2329 in a stack-allocated array instead of building a list.
2330 (convert_arguments): Store arguments in the array passed in as an
2331 argument, and return the actual number of arguments.
2332 * c-format.c: (check_function_format): Pass arguments in an
2333 array instead of a list.
2334 * c-common.c (check_function_nonnull): Likewise.
2335 (check_function_sentinel): Likewise.
2336 (check_function_arguments): Likewise.
2337 * c-common.h: Update declarations to reflect above changes.
2339 2007-02-28 Jan Hubicka <jh@suse.cz>
2341 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2342 PRED_NEGATIVE_RETURN): Update outcomes.
2344 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2346 * calls.c (emit_library_call_value_1): Handle partial registers
2347 correctly when building up CALL_INSN_FUNCTION_USAGE.
2349 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2351 * pa/predicates.md (move_src_operand): Allow zero for mode.
2352 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2355 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2358 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2359 *movv2df_internal): Enable pattern only for valid operand
2361 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2362 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2364 2007-02-27 Mike Stump <mrs@apple.com>
2366 * config/darwin-crt3.c: Avoid compilation when compiling for a
2369 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2371 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2373 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2374 for fixed headers and limits.h.
2375 (install-include-dir, install-headers-tar, install-headers-cpio,
2376 install-headers-cp, real-install-headers-tar,
2377 real-install-headers-cpio, real-install-headers-cp): Handle
2378 include-fixed as well as include.
2379 (install-mkheaders): Don't install files that go only in include
2381 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2382 from GCC_INCLUDE_DIR.
2383 * gcc.c (process_command): Remove special -BstageN/ handling.
2384 (do_spec_1): Add include-fixed directories.
2386 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2388 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2390 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2392 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2395 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2397 * c-common.c (get_priority): Add check for
2398 SUPPORTS_INIT_PRIORITY.
2400 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2402 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2404 * config/bfin/bfin.c: Include "cfglayout.h".
2405 (MAX_LSETUP_DISTANCE): New macro.
2406 (struct loop_info): New members incoming, incoming_src and
2407 incoming_dest. Delete member predecessor.
2408 (length_for_loop): New function.
2409 (bfin_optimize_loop): Handle more different loop structures.
2410 (bfin_discover_loop): Rework detection of predecessor blocks by
2411 examining incoming edges.
2412 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2414 (bfin_reorder_loops): New function.
2415 (bfin_reorg_loops): Use these three new functions.
2417 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2418 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2419 (CONSTRAINT_LEN): Add entry for 'q'.
2420 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2421 Add 'q' constraints.
2422 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2423 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2425 * config/bfin/bfin.md (add_with_carry): New pattern.
2426 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2427 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2428 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2429 support unsigned multiplies too. Removed incorrect commutativity from
2430 operand 1 constraint where appropriate.
2431 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2433 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2434 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2436 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2437 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2438 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2439 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2440 usmulhisi_hh_huh): New patterns.
2442 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2443 lshifthi3): Fix output template to use half reg for operand 2.
2445 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2448 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2450 2007-02-27 Andreas Schwab <schwab@suse.de>
2452 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2454 2007-02-27 Jan Hubicka <jh@suse.cz>
2456 * predict.c (last_basic_block_p): Remove.
2457 (tree_estimate_probability): Update return heuristic for commonized
2460 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2462 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2464 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2466 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2467 * doc/cpp.texi: Standardize title page.
2468 * doc/cppinternals.texi: Likewise.
2469 * doc/gcc.texi: Standardize title page, remove version number
2470 from copyright page.
2471 * doc/gccint.texi: Likewise.
2472 * doc/install.texi: Standardize title page, add table of
2475 2007-02-26 Jan Hubicka <jh@suse.cz>
2477 * predict.def: Set outcomes according to more recent results.
2478 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2479 Remove dead predictors.
2480 * predict.c (return_prediction): Fix pasto.
2482 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2484 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2485 change; avoid a memory leak when returning early.
2487 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2489 * c-decl.c (static_ctors): Move to c-common.c.
2490 (static_dtors): Likewise.
2491 (finish_function): Use c_record_cdtor_fn.
2492 (build_cdtor): Move to c-common.c.
2493 (c_write_global_declarations): Use c_build_cdtor_fns.
2494 * c-common.h (static_ctors): Declare.
2495 (static_dtors): Likewise.
2496 (c_record_cdtor_fn): Likewise.
2497 (c_build_cdtor_fns): Likewise.
2498 * c-common.c (static_ctors): New variable.
2499 (static_dtors): Likewise.
2500 (c_record_cdtor_fn): New function.
2501 (build_cdtor): Move from c-decl.c
2502 (c_build_cdtor_fns): New function.
2504 * output.h (assemble_addr_to_section): Declare.
2505 (get_cdtor_priority_section): Likewise.
2506 * varasm.c (assemble_addr_to_section): New function.
2507 (get_cdtor_priority_section): Likewise.
2508 (default_named_section_asm_out_destructor): Use them.
2509 (destor_dtor_section_asm_out_destructor): Likewise.
2510 (default_named_section_asm_out_constructor): Likewise.
2511 (default_ctor_section_asm_out_constructor): Likewise.
2512 * config.gcc (*-*-vxworks*): Include vxworks.o.
2513 * config/t-vxworks (vxworks.o): New target.
2514 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2515 (TARGET_ASM_CONSTRUCTOR): Define.
2516 (TARGET_ASM_DESTRUCTOR): Likewise.
2517 (vxworks_asm_out_constructor): Declare.
2518 (vxworks_asm_out_destructor): Likewise.
2520 * c-common.c (get_priority): Check that we have not just an
2521 INTEGER_CST, but an integer constant with integeral type.
2523 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2525 PR tree-optimization/30938
2526 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2527 use &dt[nargs-1] instead of &dt[nargs] in the call to
2528 vect_is_simple_use().
2530 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2532 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2533 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2534 Do not attempt to handle MEM inside auto-inc expressions.
2535 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2536 of a register modified by an auto-inc expression. However, do handle
2537 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2538 (elimination_effects): Prohibit elimination of a register modified
2539 by an auto-inc expression. Disable register elimination rules whose
2540 target register is modified by an auto-inc expression with variable
2543 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2545 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2547 (array_at_struct_end_p): New function.
2548 (idx_infer_loop_bounds): Use it.
2549 (estimate_numbers_of_iterations_loop): Export.
2550 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2551 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2552 (tree_estimate_probability): Call record_loop_exits.
2553 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2554 (estimated_loop_iterations, estimated_loop_iterations_int,
2555 estimated_loop_iterations_tree): New functions.
2556 (analyze_siv_subscript_cst_affine,
2557 compute_overlap_steps_for_affine_1_2,
2558 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2559 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2560 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2561 (PRED_LOOP_ITERATIONS_GUESSED): New.
2562 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2563 * cfgloop.h (estimate_numbers_of_iterations_loop,
2564 estimated_loop_iterations_int): Declare.
2566 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2568 * doc/extend.texi: Document optional priority argument to
2569 constructors and destructors.
2570 * tree.c (init_priority_for_decl): Adjust GTY markers.
2571 (init_ttree): Use priority-info hash functions for
2572 init_priority_for_decl.
2573 (tree_map_eq): Rename to ...
2574 (tree_map_base_eq): ... this.
2575 (tree_map_marked_p): Rename to ...
2576 (tree_map_base_marked_p): ... this.
2577 (tree_map_base_hash): New function.
2578 (decl_init_priority_lookup): Rework.
2579 (decl_fini_priority_lookup): New function.
2580 (decl_priority_info): New function.
2581 (decl_init_priority_insert): Use it.
2582 (decl_fini_priority_insert): Likewise.
2583 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2585 (decl_restrict_base_insert): Likewise.
2586 (decl_debug_expr_insert): Likewise.
2587 (decl_value_expr_lookup): Likewise.
2588 (decl_value_expr_insert): Likewise.
2589 * tree.h (priority_type): New type.
2590 (decl_init_priority_lookup): Use priority_type.
2591 (decl_fini_priority_lookup): New function.
2592 (decl_init_priority_insert): Use priority_type.
2593 (decl_fini_priority_insert): New function.
2594 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2595 (DECL_INIT_PRIORITY): Likewise.
2596 (SET_DECL_INIT_PRIORITY): Add comment.
2597 (DECL_FINI_PRIORITY): New macro.
2598 (SET_DECL_FINI_PRIORITY): Likewise.
2599 (DEFAULT_INIT_PRIORITY): Document.
2600 (MAX_INIT_PRIORITY): Likewise.
2601 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2602 (tree_map_base): New type.
2603 (tree_map_base_eq): New function.
2604 (tree_map_base_hash): Likewise.
2605 (tree_map_base_marked_p): Likewise.
2606 (tree_map): Inherit from tree_map_base.
2607 (tree_map_eq): Make it a macro.
2608 (tree_map_marked_p): Likewise.
2609 (tree_int_map): Inherit from tree_map_base.
2610 (tree_int_map_eq): Make it a macro.
2611 (tree_int_map_hash): Likewise.
2612 (tree_int_map_marked_p): Likewise.
2613 (tree_priority_map): New type.
2614 (tree_priority_map_eq): New macro.
2615 (tree_priority_map_hash): Likewise.
2616 (tree_priority_map_marked_p): Likewise.
2617 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2619 (emutls_common_1): Likewise.
2620 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2621 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2622 of tree_map hierarchy.
2623 * tree-cfg.c (move_stmt_r): Likewise.
2624 (new_label_mapper): Likewise.
2625 * c-tree.h (c_expand_body): Move to ...
2626 * c-common.h (c_expand_body): ... here.
2627 * c-decl.c (c_expand_body): Move to ...
2628 * c-common.c (c_expand_body): ... here.
2629 (c_common_attribute_table): Allow 1 argument for the constructor
2630 and destructor attributes.
2631 (get_priority): New function.
2632 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2633 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2635 2007-02-24 Jan Hubicka <jh@suse.cz>
2638 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2640 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2641 Jan Hubicka <jh@suse.cz>
2644 * i386.c (counter_mode): New function.
2645 (expand_set_or_movmem_via_loop): Use it.
2646 (expand_movmem_epilogue): Likewise; fix pasto.
2647 (ix86_expand_movmem): Do emit guard even for constant counts.
2648 (ix86_expand_setmem): Likewise.
2650 2007-02-25 Nick Clifton <nickc@redhat.com>
2652 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2653 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2655 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2658 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2659 count argument with 0x10, not with 0x16.
2660 (expand_setmem_epilogue): Ditto.
2662 2007-02-24 Mike Stump <mrs@apple.com>
2664 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2667 2007-02-24 Richard Guenther <rguenther@suse.de>
2670 * fold-const.c (fold_binary): Fold x +- CST op x for
2671 EQ_EXPR and NE_EXPR.
2673 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2675 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2677 2007-02-24 Jan Hubicka <jh@suse.cz>
2679 * cgraphunit.c (decide_is_function_needed): Honor
2680 -fkeep-inline-functions.
2682 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2684 * builtins.c (fold_builtin_modf): New.
2685 (fold_builtin_2): Use it.
2687 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2689 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2690 (determine_max_iter): Take additional LOOP arg; all callers changed.
2691 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2692 one using simplifications.
2693 (simplify_using_initial_values): Return if the expression becomes
2694 invalid due to altered regs.
2696 2007-02-23 DJ Delorie <dj@redhat.com>
2698 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2700 2007-02-23 Mike Stump <mrs@apple.com>
2702 * tlink.c (scan_linker_output): Parse linker messages from
2703 darwin9's linker better.
2705 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2708 * varpool.c (varpool_assemble_pending_decls): Set
2709 varpool_last_needed_node to null.
2711 2007-02-23 DJ Delorie <dj@redhat.com>
2713 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2714 alignment bigger than the object file can handle.
2716 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2719 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2720 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2721 (*movsf_1): Penalize MMX moves.
2723 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2725 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2726 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2728 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2730 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2732 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2733 (fold_builtin_1): Use them.
2734 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2735 BUILT_IN_SIGNIFICAND.
2737 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2739 * config/i386/i386.c (bdesc_1arg): Initialize
2740 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2741 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2742 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2743 and IX86_BUILTIN_MOVSLDUP.
2745 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2747 PR rtl-optimization/30841
2748 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2750 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2752 * builtins.c (fold_builtin_frexp): New.
2753 (fold_builtin_2): Use it.
2755 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2757 * doc/invoke.texi (Spec Files): Document getenv spec function.
2759 * gcc.c (getenv_spec_function): New function.
2760 (static_spec_functions): Add it.
2761 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2762 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2765 2007-02-22 Michael Matz <matz@suse.de
2768 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2769 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2771 2007-02-22 Ian Lance Taylor <iant@google.com>
2774 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2775 (mem_loc_descriptor): Call it.
2777 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2778 Ira Rosen <irar@il.ibm.com>
2780 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2782 2007-02-22 Ira Rosen <irar@il.ibm.com>
2784 PR tree-optimization/30843
2785 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2786 stores only after all the group is vectorized.
2788 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2790 PR tree-optimization/30858
2791 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2792 in the reduction cycle have a single use in the loop.
2793 * tree-vectorizer.h (relevant): Add documentation.
2795 2007-02-20 Mike Stump <mrs@apple.com>
2797 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2798 * configure: Regenerate.
2800 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2802 Change the defaults of some parameters and options.
2803 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2804 * config/spu/spu.c (spu_optimization_options): Add.
2805 (spu_override_options): Change params in spu_optimization_options.
2806 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2808 Register 127 is only 16 byte aligned when used as a frame pointer.
2809 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2810 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2811 HARD_FRAME_POINTER_REGNUM.
2812 (spu_legitimate_address): Use regno_aligned_for_reload.
2813 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2814 aligned when frame_pointer_needed is true.
2815 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2817 * config/spu/spu.h (INIT_EXPANDERS): Define.
2819 Make sure shift and rotate instructions have valid immediate operands.
2820 * config/spu/predicates.md (spu_shift_operand): Remove.
2821 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2822 * config/spu/constraints.md (W, O): Extend range.
2823 * config/spu/spu.md (umask, nmask): Define.
2824 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2825 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2826 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2827 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2828 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2829 (lshr<mode>3_reg): Fix rtl description.
2831 Make sure mulhisi immediate operands are valid.
2832 * config/spu/predicates.md (imm_K_operand): Add.
2833 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2835 Generate constants using fsmbi and andi.
2836 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2837 (print_operand, spu_split_immediate, classify_immediate,
2838 fsmbi_const_p): Handle IC_FSMBI2.
2840 Correctly handle a CONST_VECTOR containing symbols.
2841 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2842 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2843 (immediate_load_p): Allow symbols that use 2 instructions to create.
2844 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2845 with symbols when flag_pic is set.
2846 (const_vector_immediate_p): New.
2847 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2848 accept a CONST_VECTOR with symbols.
2849 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2850 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2852 * config/spu/spu.md (high, low): Delete.
2853 (low_<mode>): Define.
2855 Remove INTRmode and INTR_REGNUM, which didn't work.
2856 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2858 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2859 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2860 peephole2 pattern): Don't use INTR or 131.
2861 (movintrcc): Delete.
2862 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2863 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2864 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2865 (UNSPEC_SET_INTR): Add.
2866 * config/spu/spu-modes.def (INTR): Remove.
2868 More accurate warnings about run-time relocations.
2869 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2871 Correctly warn about immediate arguments to specific intrinsics.
2872 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2873 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2874 the instruction predicate.
2876 Fix tree check errors with latest update.
2877 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2879 (spu_expand_builtin): Use CALL_EXPR_FN.
2881 Add missing specific intrinsics.
2882 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2884 * config/spu/spu_internals.h: Ditto.
2886 Fix incorrect operand modifiers.
2887 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2888 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2890 Optimize one case of zero_extend of a vec_select.
2891 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2893 Accept any immediate for hbr.
2894 * config/spu/spu.md (hbr): Change s constraints to i.
2896 2007-02-21 Paul Brook <paul@codesourcery.com>
2898 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2899 condexec_count when skipping USE and CLOBBER.
2901 2007-02-21 Nick Clifton <nickc@redhat.com>
2903 * common.opt (Warray-bounds): Add Warning attribute.
2904 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2906 (fsized-zeroes): Add Optimization attribute.
2907 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2908 * c.opt (Wc++0x-compat): Add Warning attribute.
2910 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2913 * reload1.c (eliminate_regs_in_insn): In the single_set special
2914 case, attempt to re-recognize the insn before falling back to
2915 having reload fix it up.
2917 2007-02-20 Eric Christopher <echristo@gmail.com>
2919 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2920 Rewrite accordingly.
2921 (frv_read_iacc_argument): Ditto.
2922 (frv_expand_set_builtin): Take a call instead of arglist, update for
2924 (frv_expand_unop_builtin): Ditto.
2925 (frv_expand_binop_builtin): Ditto.
2926 (frv_expand_cut_builtin): Ditto.
2927 (frv_expand_binopimm_builtin): Ditto.
2928 (frv_expand_voidbinop_builtin): Ditto.
2929 (frv_expand_int_void2arg): Ditto.
2930 (frv_expand_prefetches): Ditto.
2931 (frv_expand_voidtriop_builtin): Ditto.
2932 (frv_expand_voidaccop_builtin): Ditto.
2933 (frv_expand_load_builtin): Ditto.
2934 (frv_expand_store_builtin): Ditto.
2935 (frv_expand_mdpackh_builtin): Ditto.
2936 (frv_expand_mclracc_builtin): Ditto.
2937 (frv_expand_mrdacc_builtin): Ditto.
2938 (frv_expand_mwtacc_builtin): Ditto.
2939 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2942 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2944 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2945 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2947 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2949 * configure: Regenerate.
2950 * config.in: Regenerate.
2951 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2952 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2953 masks to power6 and power6x and to POWERPC_MASKS.
2954 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2956 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2957 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2958 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2959 Access PROTOTYPE as variable, not mask.
2961 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2963 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2964 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2965 * combine.c (adjust_for_new_dest): Use it.
2966 * postreload.c (reload_combine): Likewise.
2968 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2970 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2971 notes on an insn with multiple sets, even if single_set returns
2972 non-NULL for that insn.
2974 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2976 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2979 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2981 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2982 if user didn't pass it.
2983 * config/i386/darwin.h (CC1_SPEC): Likewise.
2984 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2985 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2986 -mmacosx-version-min.
2988 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2989 Uros Bizjak <ubizjak@gmail.com>
2991 * optabs.h (enum optab_index): Add new OTI_scalb.
2992 (scalb_optab): Define corresponding macro.
2993 * optabs.c (init_optabs): Initialize scalb_optab.
2994 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2996 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2997 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2998 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2999 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3000 flag_unsafe_math_optimizations is set.
3002 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3003 to implement scalbf, scalb and scalbl built-ins as inline x87
3006 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3007 DJ Delorie <dj@redhat.com>
3010 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3011 (diagnostic_report_diagnostic): ... here, and turn them into real
3012 errors. If warnings are inhibited, no need to do anything.
3014 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3016 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3017 better code generation.
3019 2007-02-20 Ben Elliston <bje@au.ibm.com>
3021 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3023 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3025 * config/alpha/alpha.c, config/alpha/alpha.md,
3026 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3027 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3028 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3029 config/arm/lib1funcs.asm: Follow spelling conventions.
3031 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3032 config/fr30/fr30.md, config/i386/i386.h,
3033 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3034 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3035 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3036 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3037 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3038 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3039 config/sparc/sparc.c, config/sparc/sparc.h,
3040 config/sparc/sparc.md, config/spu/constraints.md,
3041 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3044 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3047 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3050 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3052 * doc/invoke.texi (-ftree-lrs): Remove.
3054 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3056 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3059 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3061 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3062 new CALL_EXPR_FN macro for retrieving the function
3063 declaration of the input expression.
3065 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3067 * c.opt (Waddress): New.
3068 * common.opt (Walways-true): Delete.
3069 (Wstring-literal-comparison): Delete.
3070 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3071 -Wstring-literal-comparison. Add -Waddress.
3073 (Walways-true): Delete.
3074 (Wstring-literal-comparison): Delete.
3075 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3076 consistently instead of -Walways-true in example.
3077 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3078 * c-typeck.c (parser_build_binary_op): Replace
3079 -Wstring-literal-comparison and -Walways-true with -Waddress.
3080 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3083 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3085 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3086 without DECL_STRUCT_FUNCTION initialized.
3088 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3090 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3091 due to calls to functions taking pointers as parameters.
3093 2007-02-19 Richard Henderson <rth@redhat.com>
3096 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3099 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3101 * config/s390/s390.c (s390_call_saved_register_used,
3102 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3103 accessed to the new scheme.
3105 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3107 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3108 (cris_print_index, cris_print_operand, cris_print_operand_address)
3109 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3110 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3111 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3113 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3114 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3115 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3116 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3117 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3118 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3119 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3120 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3121 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3122 (uminsi3, call, call_value): Ditto.
3123 (define_split: indir_to_reg_split, unnamed): Ditto.
3125 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3127 PR tree-optimization/30975
3128 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3131 2007-02-18 Eric Christopher <echristo@gmail.com>
3133 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3134 Remove use of arglist.
3135 (mips_expand_builtin): Remove use of arglist, pass in expr.
3136 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3137 (mips_expand_builtin_movtf): Ditto.
3138 (mips_expand_builtin_compare): Ditto.
3140 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3142 * tree-sra.c (sra_build_assignment): Replace assertion
3143 checking with a comment explaining why it can't be done.
3145 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3148 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3149 during CALL_EXPR representation conversion.
3150 * tree-ssa-propagate.c (set_rhs): Likewise.
3152 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3154 * tree-sra.c (sra_build_assignment): Disable assertion checking
3157 2007-02-18 Roger Sayle <roger@eyesopen.com>
3159 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3160 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3161 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3163 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3164 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3165 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3166 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3167 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3168 force_gimple_operand): Likewise.
3169 * ipa-cp.c (constant_val_insert): Likewise.
3170 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3171 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3172 perfect_nestify): Likewise.
3173 * langhooks.c (lhd_omp_assignment): Likewise.
3174 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3175 lower_copyprivate_clauses, lower_send_clauses,
3176 lower_send_shared_vars, expand_parallel_call,
3177 expand_omp_for_generic, expand_omp_for_static_nochunk,
3178 expand_omp_for_static_chunk, expand_omp_sections,
3179 lower_omp_single_copy, lower_omp_for_lastprivate,
3180 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3181 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3182 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3185 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3187 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3188 config/sh/sh.md: Follow spelling conventions.
3190 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3191 config/frv/predicates.md: Follow spelling conventions.
3193 * config/m68k/linux-unwind.h: Fix a comment typo.
3194 * target.h: Follow spelling conventions.
3196 2007-02-18 Roger Sayle <roger@eyesopen.com>
3198 PR rtl-optimization/28173
3199 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3200 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3201 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3202 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3203 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3205 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3207 * builtins.c (fold_builtin_load_exponent): New.
3208 (fold_builtin_2): Use it.
3210 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3212 PR rtl-optimization/30773
3213 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3214 if we fail to attach a REG_EQUIV note.
3216 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3217 Roger Sayle <roger@eyesopen.com>
3219 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3221 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3223 * calls.c (initialize_argument_information): Pass original EXP
3224 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3225 code to split complex arguments here, as part of initializing the
3227 (expand_call): Remove code that builds a list of arguments and
3228 inserts implicit arguments into it. Instead, just count how many
3229 implicit arguments there will be so we can determine the size of
3230 the ARGS array, and let initialize_argument_information do the work.
3231 (split_complex_values): Delete unused function.
3233 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3235 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3237 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3239 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3240 for arg pointer based indexed addressing.
3242 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3244 * config/ia64/ia64.h, config/ia64/ia64.md,
3245 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3246 spelling conventions.
3248 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3250 * config/m68k/m68k.c (split_di): New.
3251 * config/m68k/m68k-protos.h: Declare split_di.
3252 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3253 Improve predicate handling and split constant shifts.
3255 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3257 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3258 parameter for register bitfield operations, general predicates
3261 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3263 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3264 * config/m68k/linux-unwind.h: New file.
3266 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3268 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3269 config/i386/athlon.md, config/ia64/ia64.md,
3270 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3271 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3272 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3273 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3274 tree-vect-transform.c: Fix comment typos.
3276 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3278 * sched-deps.c (find_insn_list): Remove.
3279 * sched-int.h: Remove the prototype for find_insn_list.
3281 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3283 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3285 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3286 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3287 darwin_rs6000_override_options.
3288 (C_COMMON_OVERRIDE_OPTIONS): Expect
3289 darwin_macosx_version_min to be non-NULL always.
3290 (TARGET_C99_FUNCTIONS): Likewise.
3291 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3292 (DARWIN_MINVERSION_SPEC): New.
3293 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3294 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3296 (DARWIN_MINVERSION_SPEC): New.
3297 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3299 * config/darwin-c.c (darwin_cpp_builtins): Expect
3300 darwin_macosx_version_min to be non-NULL always.
3302 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3304 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3306 * config/i386/i386.h (x86_use_xchgb): New.
3307 (TARGET_USE_XCHGB): New macro.
3308 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3309 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3310 Split after reload into bswaphi for shifts of 8.
3311 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3312 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3313 or when optimizing for size.
3315 2007-02-16 Richard Guenther <rguenther@suse.de>
3316 Christian Bruel <christian.bruel@st.com>
3318 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3319 DECLs but prefer SSA_NAMEs over DECLs.
3321 2007-02-16 Richard Guenther <rguenther@suse.de>
3323 * tree-flow-inline.h (single_imm_use_p): Remove.
3324 (zero_imm_uses_p): Likewise.
3325 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3326 instead of single_imm_use_p.
3327 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3330 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3333 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3334 nested double- and backquotes.
3336 2007-02-15 Roger Sayle <roger@eyesopen.com>
3339 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3340 should be unreachable.
3341 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3342 For the time being redirect GIMPLE_MODIFY_STMT to the new
3343 (renamed) build_gimple_modify_stmt_stat.
3344 (build2_gimple_stat): Rename to...
3345 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3346 Always build a GIMPLE_MODIFY_STMT node.
3347 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3348 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3351 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3352 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3353 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3354 expand_complex_div_wide): Likewise.
3355 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3356 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3357 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3358 * tree-ssa-loop-manip.c (create_iv): Likewise.
3359 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3360 abs_replacement): Likewise.
3361 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3362 realify_fake_stores): Likewise.
3364 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3365 node rather than a GIMPLE_MODIFY_STMT node.
3366 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3367 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3369 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3370 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3373 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3376 * fold-const.c (fold_comparison): Add back the
3377 folding of constant complex comparisions.
3379 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3382 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3383 effects unknown to this function, return early.
3385 2007-02-15 Ian Lance Taylor <iant@google.com>
3387 * lower-subreg.c (move_eh_region_note): New static function.
3388 (resolve_simple_move): Call it.
3389 (decompose_multiword_subregs): Track blocks for which we resolve a
3390 simple move which is also a control flow insn. Pass them to
3391 find_many_sub_basic_blocks.
3392 (pass_lower_subreg): Add TODO_verify_flow.
3393 (pass_lower_subreg2): Likewise.
3395 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3396 Brooks Moses <brooks.moses@codesourcery.com>
3397 Lee Millward <lee.millward@codesourcery.com>
3399 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3400 (VL_EXP_CLASS_P): New.
3401 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3403 (TREE_OPERAND_CHECK_CODE): Likewise.
3404 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3405 (TREE_RTL_OPERAND_CHECK): Likewise.
3406 (tree_operand_check_failed): Make second parameter the whole tree
3407 instead of its code. Fixed callers.
3408 (VL_EXP_CHECK): New.
3409 (TREE_OPERAND_LENGTH): New.
3410 (VL_EXP_OPERAND_LENGTH): New.
3411 (CALL_EXPR_FN): New.
3412 (CALL_EXPR_STATIC_CHAIN): New.
3413 (CALL_EXPR_ARGS): New.
3414 (CALL_EXPR_ARG): New.
3415 (call_expr_nargs): New.
3416 (CALL_EXPR_ARGP): New.
3417 (build_nt_call_list): Declare.
3418 (build_vl_exp_stat): Declare.
3419 (build_vl_exp): New.
3420 (build_call_list): Declare.
3421 (build_call_nary): Declare.
3422 (build_call_valist): Declare.
3423 (build_call_array): Declare.
3424 (call_expr_arg): Declare.
3425 (call_expr_argp): Declare.
3426 (call_expr_arglist): Declare.
3427 (fold_build_call_list): Declare.
3428 (fold_build_call_list_initializer): Declare.
3429 (fold_call_expr): Declare to replace fold_builtin.
3430 (fold_builtin_fputs): Update to agree with modified definition.
3431 (fold_builtin_strcpy): Likewise.
3432 (fold_builtin_strncpy): Likewise.
3433 (fold_builtin_memory_chk): Likewise.
3434 (fold_builtin_stxcpy_chk): Likewise.
3435 (fold_builtin_strncpy_chk): Likewise.
3436 (fold_builtin_next_arg): Likewise.
3437 (fold_build_call_expr): Declare.
3438 (fold_builtin_call_list): Declare.
3439 (fold_builtin_call_valist): Declare.
3440 (build_call_expr): Declare.
3441 (validate_arglist): Update to agree with modified definition.
3442 (tree_operand_length): New.
3443 (call_expr_arg_iterator): New.
3444 (init_call_expr_arg_iterator): New.
3445 (next_call_expr_arg): New.
3446 (first_call_expr_arg): New.
3447 (more_call_expr_args_p): New.
3448 (FOR_EACH_CALL_EXPR_ARG): New.
3450 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3451 and tcc_gimple_stmt.
3452 (tree_code_size): Update documentation. Use sizeof (tree) rather
3453 than sizeof (char *).
3454 (tree_size): Likewise. Add case for tcc_vl_exp.
3455 (tree_node_structure): Add case for tcc_vl_exp.
3456 (contains_placeholder_p): Likewise.
3457 (substitute_in_expr): Likewise.
3458 (substitute_placeholder_in_expr): Likewise.
3459 (stabilize_reference_1): Likewise.
3460 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3461 to diagnose breakage of this interface for constructing CALL_EXPRs.
3462 (build_nt): Add similar assertion here.
3463 (build_nt_call_list): New.
3464 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3465 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3467 (get_callee_fndecl): Use new CALL_EXPR accessors.
3468 (tree_operand_check_failed): Change parameters to pass entire node
3469 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3470 (process_call_operands): New.
3471 (build_vl_exp_stat): New.
3472 (build_call_list): New.
3473 (build_call_nary): New.
3474 (build_call_valist): New.
3475 (build_call_array): New.
3476 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3477 (call_expr_arglist): New.
3479 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3480 tcc_vl_exp instead of a fixed-size tcc_expression.
3482 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3483 accessors for CALL_EXPRs.
3484 (AGGR_INIT_EXPR): Likewise.
3486 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3487 Brooks Moses <brooks.moses@codesourcery.com>
3488 Lee Millward <lee.millward@codesourcery.com>
3490 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3491 (expand_builtin_nonlocal_goto): Change parameter to be entire
3492 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3493 (expand_builtin_prefetch): Likewise.
3494 (expand_builtin_classify_type): Likewise.
3495 (mathfn_built_in): Return NULL_TREE instead of 0.
3496 (expand_errno_check): Use new CALL_EXPR accessors.
3497 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3498 Return NULL_RTX instead of 0.
3499 (expand_builtin_mathfn_2): Likewise.
3500 (expand_builtin_mathfn_3): Likewise.
3501 (expand_builtin_interclass_mathfn): Likewise.
3502 (expand_builtin_sincos): Likewise.
3503 (expand_builtin_cexpi): Likewise.
3504 (expand_builtin_int_roundingfn): Likewise.
3505 (expand_builtin_int_roundingfn_2): Likewise.
3506 (expand_builtin_pow): Likewise.
3507 (expand_builtin_powi): Likewise.
3508 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3509 of arglist, fixing callers appropriately. Use new CALL_EXPR
3510 accessors and constructors. Return NULL_RTX instead of 0.
3511 (expand_builtin_strstr): Likewise.
3512 (expand_builtin_strchr): Likewise.
3513 (expand_builtin_strrchr): Likewise.
3514 (expand_builtin_strpbrk): Likewise.
3515 (expand_builtin_memcpy): Likewise.
3516 (expand_builtin_mempcpy): Likewise.
3517 (expand_builtin_mempcpy_args): New.
3518 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3519 (expand_builtin_memmove_args): New.
3520 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3521 (expand_movstr): Likewise.
3522 (expand_builtin_strcpy): Likewise.
3523 (expand_builtin_strcpy_args): New.
3524 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3525 (expand_builtin_strncpy): Likewise.
3526 (expand_builtin_memset): Likewise.
3527 (expand_builtin_memset_args): New.
3528 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3529 (expand_builtin_memcmp): Likewise.
3530 (expand_builtin_strcmp): Likewise.
3531 (expand_builtin_strncmp): Likewise.
3532 (expand_builtin_strcat): Likewise.
3533 (expand_builtin_strncat): Likewise.
3534 (expand_builtin_strspn): Likewise.
3535 (expand_builtin_strcspn): Likewise.
3536 (expand_builtin_args_info): Likewise.
3537 (expand_builtin_va_start): Likewise.
3538 (gimplify_va_arg_expr): Likewise.
3539 (expand_builtin_va_end): Likewise.
3540 (expand_builtin_va_copy): Likewise.
3541 (expand_builtin_frame_address): Likewise.
3542 (expand_builtin_alloca): Likewise.
3543 (expand_builtin_bswap): Likewise.
3544 (expand_builtin_unop): Likewise.
3545 (expand_builtin_fputs): Likewise.
3546 (expand_builtin_expect): Likewise.
3547 (expand_builtin_fabs): Likewise.
3548 (expand_builtin_copysign): Likewise.
3549 (expand_builtin_printf): Likewise.
3550 (expand_builtin_fprintf): Likewise.
3551 (expand_builtin_sprintf): Likewise.
3552 (expand_builtin_init_trampoline): Likewise.
3553 (expand_builtin_signbit): Likewise.
3554 (expand_builtin_fork_or_exec): Likewise.
3555 (expand_builtin_sync_operation): Likewise.
3556 (expand_builtin_compare_and_swap): Likewise.
3557 (expand_builtin_lock_test_and_set): Likewise.
3558 (expand_builtin_lock_release): Likewise.
3559 (expand_builtin): Likewise.
3560 (builtin_mathfn_code): Likewise.
3562 (fold_builtin_constant_p): Pass call arguments individually instead
3563 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3564 accessors and constructors. Return NULL_TREE instead of 0.
3565 (fold_builtin_expect): Likewise.
3566 (fold_builtin_classify_type): Likewise.
3567 (fold_builtin_strlen): Likewise.
3568 (fold_builtin_nan): Likewise.
3569 (integer_valued_real_p): Likewise.
3570 (fold_trunc_transparent_mathfn): Likewise.
3571 (fold_fixed_mathfn): Likewise.
3572 (fold_builtin_cabs): Likewise.
3573 (fold_builtin_sqrt): Likewise.
3574 (fold_builtin_cbrt): Likewise.
3575 (fold_builtin_cos): Likewise.
3576 (fold_builtin_cosh): Likewise.
3577 (fold_builtin_tan): Likewise.
3578 (fold_builtin_sincos): Likewise.
3579 (fold_builtin_cexp): Likewise.
3580 (fold_builtin_trunc): Likewise.
3581 (fold_builtin_floor): Likewise.
3582 (fold_builtin_ceil): Likewise.
3583 (fold_builtin_round): Likewise.
3584 (fold_builtin_int_roundingfn): Likewise.
3585 (fold_builtin_bitop): Likewise.
3586 (fold_builtin_bswap): Likewise.
3587 (fold_builtin_logarithm): Likewise.
3588 (fold_builtin_hypot): Likewise.
3589 (fold_builtin_pow): Likewise.
3590 (fold_builtin_powi): Likewise.
3591 (fold_builtin_exponent): Likewise.
3592 (fold_builtin_memset): Likewise.
3593 (fold_builtin_bzero): Likewise.
3594 (fold_builtin_memory_op): Likewise.
3595 (fold_builtin_bcopy): Deleted; call site changed to invoke
3596 fold_builtin_memory_op directly.
3597 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3598 (fold_builtin_strncpy): Likewise.
3599 (fold_builtin_memcmp): Likewise.
3600 (fold_builtin_strcmp): Likewise.
3601 (fold_builtin_strncmp): Likewise.
3602 (fold_builtin_signbit): Likewise.
3603 (fold_builtin_copysign): Likewise.
3604 (fold_builtin_isascii): Likewise.
3605 (fold_builtin_toascii): Likewise.
3606 (fold_builtin_isdigit): Likewise.
3607 (fold_builtin_fabs): Likewise.
3608 (fold_builtin_abs): Likewise.
3609 (fold_builtin_fmin_fmax): Likewise.
3610 (fold_builtin_carg): Likewise.
3611 (fold_builtin_classify): Likewise.
3612 (fold_builtin_unordered_cmp): Likewise.
3614 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3615 New functions split out from fold_builtin_1.
3616 (fold_builtin_n): New.
3617 (fold_builtin_varargs): New.
3618 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3620 (fold_call_expr): New.
3621 (build_function_call_expr): Rewrite to use new helper function.
3622 (fold_builtin_call_list): New.
3623 (build_call_expr): New.
3624 (fold_builtin_call_valist): New.
3625 (rewrite_call_expr): New.
3626 (validate_arg): New.
3627 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3628 of an arglist. Change return type to bool. Use new CALL_EXPR
3631 (fold_builtin_strstr): Pass call arguments individually instead
3632 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3633 accessors and constructors. Return NULL_TREE instead of 0.
3634 (fold_builtin_strchr): Likewise.
3635 (fold_builtin_strrchr): Likewise.
3636 (fold_builtin_strpbrk): Likewise.
3637 (fold_builtin_strcat): Likewise.
3638 (fold_builtin_strncat): Likewise.
3639 (fold_builtin_strspn): Likewise.
3640 (fold_builtin_strcspn): Likewise.
3641 (fold_builtin_fputs): Likewise.
3642 (fold_builtin_next_arg): Likewise.
3643 (fold_builtin_sprintf): Likewise.
3645 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3646 NULL_RTX instead of 0.
3647 (expand_builtin_memory_chk): Likewise.
3648 (maybe_emit_chk_warning): Likewise.
3649 (maybe_emit_sprintf_chk_warning): Likewise.
3651 (fold_builtin_object_size): Pass call arguments individually instead
3652 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3653 accessors and constructors. Return NULL_TREE instead of 0.
3654 (fold_builtin_memory_chk): Likewise.
3655 (fold_builtin_stxcpy_chk): Likewise.
3656 (fold_builtin_strncpy_chk): Likewise.
3657 (fold_builtin_strcat_chk): Likewise.
3658 (fold_builtin_strcat_chk): Likewise.
3659 (fold_builtin_strncat_chk): Likewise.
3660 (fold_builtin_sprintf_chk): Likewise.
3661 (fold_builtin_snprintf_chk): Likewise.
3662 (fold_builtin_printf): Likewise.
3663 (fold_builtin_vprintf): Likewise.
3665 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3667 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3668 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3669 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3670 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3671 (fold_unary): Likewise.
3672 (fold_binary): Likewise.
3673 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3674 ternary expressions.
3675 (fold): Add logic for tcc_vl_exp.
3676 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3677 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3678 (fold_build3_stat): Add assertion to flag broken interface for
3679 constructing CALL_EXPRs.
3680 (fold_build_call_list): New.
3681 (fold_build_call_list_initializer): New.
3682 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3684 (fold_strip_sign_ops): Likewise.
3686 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3687 Brooks Moses <brooks.moses@codesourcery.com>
3688 Lee Millward <lee.millward@codesourcery.com>
3690 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3691 accessors and dump arguments explicitly.
3693 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3695 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3697 (print_call_name): Use new CALL_EXPR accessors.
3699 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3700 CALL_EXPR arguments explicitly instead of as a list. Use
3701 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3703 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3704 (vrp_visit_stmt): Likewise.
3706 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3707 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3709 (force_move_till_expr): Likewise.
3711 * targhooks.c (default_external_stack_protect_fail): Use
3712 build_call_expr instead of build_function_call_expr.
3713 (default_hidden_stack_protect_fail): Likewise.
3715 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3718 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3719 and walk arguments explicitly.
3721 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3722 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3723 (expand_simple_operations): Likewise.
3724 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3726 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3727 of TREE_CODE_LENGTH.
3728 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3730 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3731 instead of TREE_CODE_LENGTH.
3733 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3734 (tree_ic_transform): Likewise.
3735 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3736 parameter instead of arglist. Fix callers.
3737 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3738 (tree_stringops_transform): Likewise.
3739 (tree_indirect_call_to_profile): Likewise.
3740 (tree_stringops_values_to_profile): Likewise.
3742 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3743 (eliminate_tail_call): Likewise.
3745 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3747 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3748 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3750 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3752 * omp-low.c (build_omp_barrier): Use build_call_expr.
3753 (lower_rec_input_clauses): Likewise.
3754 (lower_reduction_clauses): Likewise.
3755 (expand_parallel_call): Likewise.
3756 (maybe_catch_exception): Likewise.
3757 (expand_omp_for_generic): Likewise.
3758 (expand_omp_for_static_nochunk): Likewise.
3759 (expand_omp_sections): Likewise.
3760 (lower_omp_single_simple): Likewise.
3761 (lower_omp_single_copy): Likewise.
3762 (lower_omp_master): Likewise.
3763 (lower_omp_ordered): Likewise.
3764 (lower_omp_critical): Likewise.
3766 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3767 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3769 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3770 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3771 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3773 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3774 and generalize to handle any number of operands.
3775 (chrec_contains_undetermined): Likewise.
3776 (tree_contains_chrecs): Likewise.
3777 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3779 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3781 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3782 fold_call_expr instead of fold_builtin.
3783 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3784 match declarations there.
3785 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3788 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3789 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3791 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3792 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3794 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3797 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3798 (execute_cse_sincos): Use new CALL_EXPR accessors.
3800 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3802 * gimple-low.c (lower_function_body): Use build_call_expr.
3803 (lower_builtin_setjmp): Likewise.
3805 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3806 (set_storage_via_libcall): Likewise.
3807 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3808 instead of TREE_CODE_LENGTH.
3809 (expand_expr_real_1): Use new CALL_EXPR accessors.
3811 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3812 generalize to handle any number of operands.
3813 (TB_parent_eq): Likewise.
3815 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3816 (strip_builtin_expect): Likewise.
3818 * function.c (gimplify_parameters): Use build_call_expr.
3820 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3821 instead of TREE_CODE_LENGTH.
3823 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3824 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3826 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3829 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3830 (gimplify_decl_expr): Likewise.
3831 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3832 Use new CALL_EXPR iterators.
3833 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3834 (gimplify_modify_expr_to_memset): Likewise.
3835 (gimplify_variable_sized_compare): Likewise.
3836 (gimplify_omp_atomic_fetch_op): Likewise.
3837 (gimplify_omp_atomic_pipeline): Likewise.
3838 (gimplify_omp_atomic_mutex): Likewise.
3839 (gimplify_function_tree): Likewise.
3841 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3842 (call_expr_flags): Likewise.
3843 (expand_call): Likewise.
3845 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3846 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3849 * coverage.c (create_coverage): Use build_call_expr.
3851 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3852 (temp_call_expr_obstack): New.
3853 (pool_copy_list): Delete.
3854 (temp_copy_call_expr): New.
3855 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3856 CALL_EXPR accessors. Get rid of special goo for copying argument
3857 lists and use temp_copy_call_expr instead.
3858 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3859 CALL_EXPR accessors.
3860 (create_expression_by_pieces): Likewise. Use build_call_array
3861 to construct the result instead of fold_build3.
3862 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3863 dealing with argument lists.
3864 (init_pre): Remove references to expression_node_pool and
3865 list_node_pool. Init temp_call_expr_obstack instead.
3866 (fini_pre): Remove references to expression_node_pool and
3869 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3870 and walk arguments explicitly instead of as a list.
3872 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3873 (mx_register_decls): Likewise.
3874 (mudflap_register_call): Likewise.
3875 (mudflap_finish_file): Likewise.
3877 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3878 (ipa_callsite_compute_param): Likewise.
3880 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3881 accessors and constructor.
3883 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3884 accessors and constructor.
3885 (convert_tramp_reference): Likewise.
3886 (convert_call_expr): Likewise.
3887 (finalize_nesting_tree_1): Likewise.
3889 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3892 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3894 * tree-inline.c (initialize_inlined_parameters): Pass entire
3895 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3897 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3898 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3900 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3901 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3902 (vectorizable_reduction): Likewise.
3903 (vectorizable_call): Use new CALL_EXPR iterators.
3904 (vectorizable_conversion): Use build_call_expr.
3905 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3906 (vect_gen_widened_results_half): Use build_call_expr.
3907 (vect_setup_realignment): Likewise.
3908 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3910 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3911 (pass_through_call): Likewise.
3912 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3915 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3916 (tree_gen_pow2_profiler): Likewise.
3917 (tree_gen_one_value_profiler): Likewise.
3918 (tree_gen_ic_func_profiler): Likewise.
3919 (tree_gen_average_profiler): Likewise.
3920 (tree_gen_ior_profiler): Likewise.
3922 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3923 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3924 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3926 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3927 of TREE_CODE_LENGTH.
3929 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3930 of TREE_CODE_LENGTH.
3932 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3934 (convert_to_integer): Likewise.
3936 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3939 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3940 Brooks Moses <brooks.moses@codesourcery.com>
3941 Lee Millward <lee.millward@codesourcery.com>
3943 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3945 * config/frv/frv.c (frv_expand_builtin): Likewise.
3946 * config/s390/s390.c (s390_expand_builtin): Likewise.
3948 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3949 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3951 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3952 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3953 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3954 (ix86_expand_store_builtin): Likewise.
3955 (ix86_expand_unop_builtin): Likewise.
3956 (ix86_expand_unop1_builtin): Likewise.
3957 (ix86_expand_sse_compare): Likewise.
3958 (ix86_expand_sse_comi): Likewise.
3959 (ix86_expand_vec_init_builtin): Likewise.
3960 (ix86_expand_vec_ext_builtin): Likewise.
3961 (ix86_expand_vec_set_builtin): Likewise.
3962 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3964 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3965 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3967 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3968 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3969 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3971 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3973 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3974 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3975 arglist. Use new CALL_EXPR accessors. Fix callers.
3976 (altivec_expand_abs_builtin): Likewise.
3977 (rs6000_expand_binop_builtin): Likewise.
3978 (altivec_expand_predicate_builtin): Likewise.
3979 (altivec_expand_lv_builtin): Likewise.
3980 (spe_expand_stv_builtin): Likewise.
3981 (altivec_expand_stv_builtin): Likewise.
3982 (rs6000_expand_ternop_builtin): Likewise.
3983 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3984 (altivec_expand_st_builtin): Likewise.
3985 (altivec_expand_dst_builtin): Likewise.
3986 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3987 arglist. Use new CALL_EXPR accessors. Fix callers.
3988 (altivec_expand_vec_set_builtin): Likewise.
3989 (altivec_expand_vec_ext_builtin): Likewise.
3990 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3991 (spe_expand_builtin): Likewise.
3992 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3993 arglist. Use new CALL_EXPR accessors. Fix callers.
3994 (spe_expand_evsel_builtin): Likewise.
3995 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3996 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3998 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3999 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4000 (arm_expand_unop_builtin): Likewise.
4001 (arm_expand_builtin): Use new CALL_EXPR accessors.
4003 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4006 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4007 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4008 (bfin_expand_unop_builtin): Likewise.
4009 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4011 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4012 Brooks Moses <brooks.moses@codesourcery.com>
4013 Lee Millward <lee.millward@codesourcery.com>
4015 * c-semantics.c (build_stmt): Add internal diagnostic check.
4017 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4018 accessors. Print arguments explicitly instead of as a list.
4020 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4022 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4023 (c_finish_omp_flish): Likewise.
4025 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4026 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4027 instead of TREE_CODE_LENGTH.
4028 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4029 (c_warn_unused_result): Likewise.
4031 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4034 * doc/invoke.texi (Warning Options): Remove
4035 -Werror-implicit-function-declaration.
4036 (Wimplicit-function-declaration): Update description.
4037 * opts.c (common_handle_option): Move handling of -Werror=* to...
4038 (enable_warning_as_error): ...here.
4039 * opts.h (enable_warning_as_error): Declare.
4040 * c-decl.c (implicit_decl_warning): Unless
4041 -Wno-implicit-function-declaration is given, emit a pedwarn if
4042 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4043 * c.opt (Wimplicit-function-declaration): Replace
4044 mesg_implicit_function_declaration with
4045 warn_implicit_function_declaration.
4046 * c-opts.c (c_common_handle_option):
4047 -Werror-implicit-function-declaration is exactly equal as
4048 -Werror=implicit-function-declaration.
4049 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4050 warn_implicit_function_declaration.
4051 (c_common_post_options): -Wimplict-function-declaration is enabled
4052 by default by -std=c99, otherwise is disabled by default.
4053 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4055 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4057 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4058 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4059 former is ignored but not the latter.
4061 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4063 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4064 is made and the reference doesn't use the alias set of its type,
4065 do not create the temporary using that type.
4067 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4069 * jump.c: Remove prototypes for delete_computation and
4070 delete_prior_computation.
4072 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4074 * jump.c (get_label_after): Delete.
4075 (get_label_before, delete_computation, delete_jump,
4076 delete_prior_computation, follow_jumps): Move...
4077 * reorg.c (delete_computation, delete_prior_computation): ... here...
4078 (get_label_before, delete_jump): ... making these static ...
4079 (follow_jumps): ... and simplifying this since it only runs after
4081 * rtl.h (get_label_after, get_label_before, delete_jump,
4082 follow_jumps): Delete prototypes.
4084 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4086 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4088 2007-02-15 Nick Clifton <nickc@redhat.com>
4090 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4091 order to prevent it from being munged by the target.
4093 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4095 * config/i386/i386.md: Remove misleading comment.
4097 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4099 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4100 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4103 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4105 * tree-sra.c (instantiate_missing_elements): Canonicalize
4107 (sra_build_assignment): New.
4108 (generate_copy_inout, generate_element_copy,
4109 generate_element_zero, generate_one_element_init): Use it.
4111 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4113 * tree-sra.c (instantiate_missing_elements): Canonicalize
4115 (sra_build_assignment): New.
4116 (generate_copy_inout, generate_element_copy,
4117 generate_element_zero, generate_one_element_init): Use it.
4119 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4121 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4124 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4126 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4127 types as aggregates not scalars.
4128 * function.c (assign_stack_temp_for_type): Likewise.
4130 2007-02-14 Roger Sayle <roger@eyesopen.com>
4131 Zdenek Dvorak <dvorakz@suse.cz>
4133 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4136 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4138 * passes.c (next_pass_1): Clear the next field of the copied
4141 2007-02-14 Richard Henderson <rth@redhat.com>
4143 * tree-sra.c (early_sra): New.
4144 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4145 (tree_sra_early, pass_sra_early): New.
4146 * tree-pass.h (pass_sra_early): Declare.
4147 * passes.c (init_optimization_passes): Use it.
4149 2007-02-14 Richard Guenther <rguenther@suse.de>
4151 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4153 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4155 PR tree-optimization/30771
4156 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4158 (vect_analyze_operations): Induction phis can now be marked as
4160 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4161 Update documentation accordingly.
4163 2007-02-14 Nick Clifton <nickc@redhat.com>
4165 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4166 most 3 arguments are supported.
4167 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4169 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4171 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4172 Ensure dst->current is valid.
4174 2007-02-13 Paul Brook <paul@codesourcery.com>
4176 * config.gcc: Add arm*-*-uclinux-*eabi.
4177 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4178 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4179 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4180 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4181 (LINK_SPEC): Define.
4183 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4185 * config/arm/uclinux-eabi.h: New file.
4186 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4187 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4190 2007-02-13 Ian Lance Taylor <iant@google.com>
4192 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4193 * flags.h (warn_strict_overflow): Declare.
4194 (enum warn_strict_overflow_code): Define.
4195 (issue_strict_overflow_warning): New static inline function.
4196 * opts.c (warn_strict_overflow): New variable.
4197 (common_handle_option): Handle OPT_Wstrict_overflow and
4198 OPT_Wstrict_overflow_.
4199 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4201 * fold-const.c: Include intl.h.
4202 (fold_deferring_overflow_warnings): New static variable.
4203 (fold_deferred_overflow_warning): New static variable.
4204 (fold_deferred_overflow_code): New static variable.
4205 (fold_defer_overflow_warnings): New function.
4206 (fold_undefer_overflow_warnings): New function.
4207 (fold_undefer_and_ignore_overflow_warnings): New function.
4208 (fold_deferring_overflow_warnings_p): New function.
4209 (fold_overflow_warning): New static function.
4210 (make_range): Add strict_overflow_p parameter. Change all
4212 (extract_muldiv, extract_muldiv_1): Likewise.
4213 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4214 tree_expr_nonnegative_p.
4215 (fold_negate_expr): Call fold_overflow_warning.
4216 (fold_range_test): Likewise.
4217 (fold_comparison): Likewise.
4218 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4219 instead of tree_expr_nonnegative_p.
4220 (tree_expr_nonnegative_warnv_p): Rename from
4221 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4222 (tree_expr_nonnegative_p): New function.
4223 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4224 strict_overflow_p parameter.
4225 (tree_expr_nonzero_p): New function.
4226 * passes.c (verify_interpass_invariants): New static function.
4227 (execute_one_pass): Call it.
4228 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4230 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4231 (estimate_numbers_of_iterations): Likewise.
4232 (scev_probably_wraps_p): Likewise.
4233 * tree-ssa-ccp.c: Include "toplev.h".
4234 (evaluate_stmt): Defer fold overflow warnings until we know we are
4236 (struct fold_stmt_r_data): Add stmt field.
4237 (fold_stmt_r): Defer fold overflow warnings until we know we
4239 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4240 (fold_stmt_inplace): Likewise.
4241 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4242 (cleanup_control_expr_graph): Defer fold overflow warnings until
4243 we know we are going to optimize.
4244 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4245 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4247 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4248 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4249 * tree-ssa-loop-manip.c (create_iv): Likewise.
4250 * c-typeck.c (build_conditional_expr): Likewise.
4251 (build_binary_op): Likewise.
4252 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4253 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4254 (extract_range_from_unary_expr): Likewise.
4255 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4256 assuming that signed overflow does not occur.
4257 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4258 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4259 (fold_defer_overflow_warnings): Declare.
4260 (fold_undefer_overflow_warnings): Declare.
4261 (fold_undefer_and_ignore_overflow_warnings): Declare.
4262 (fold_deferring_overflow_warnings_p): Declare.
4263 (tree_expr_nonzero_warnv_p): Declare.
4264 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4266 (Warning Options): Document -Wstrict-overflow.
4267 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4268 (tree-ssa-ccp.o): Likewise.
4269 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4270 (fold-const.o): Depend on intl.h.
4272 2007-02-13 Ian Lance Taylor <iant@google.com>
4275 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4278 2007-02-13 Stuart Hastings <stuart@apple.com>
4280 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4282 2007-02-13 Richard Henderson <rth@redhat.com>
4284 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4285 handled_component_p before looking for the indirect_ref.
4287 2007-02-13 Richard Henderson <rth@redhat.com>
4289 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4290 remove flags clobber.
4291 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4292 (bswaphi_lowpart): New.
4293 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4294 remove TARGET_BSWAP test. Delete expander of the same name.
4296 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4297 (expand_unop): Use them.
4299 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4301 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4302 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4303 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4304 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4305 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4306 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4307 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4308 assembler dialect choice from asm templates.
4310 2007-02-12 Richard Henderson <rth@redhat.com>
4312 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4313 (fixuns_trunc<SSEMODEF>si2): Use it.
4314 * config/i386/sse.md (vec_setv4sf_0): Export.
4315 * config/i386/i386.c (ix86_build_const_vector): Export.
4316 (ix86_split_convert_uns_si_sse): Rename from
4317 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4318 * config/i386/i386-protos.h: Update.
4320 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4323 * c-typeck.c (c_finish_return): Improve warning message.
4325 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4327 * alias.c (find_symbolic_term): Delete unused function.
4329 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4331 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4332 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4333 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4335 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4337 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4338 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4339 the function, temporarily point the debug interface to the null one.
4341 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4343 * dwarf2out.c (round_up_to_align): New static function.
4344 (field_byte_offset): Use it to round the offset.
4346 2007-02-12 Richard Henderson <rth@redhat.com>
4348 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4349 (inswl_const): Export.
4351 2007-02-12 Richard Henderson <rth@redhat.com>
4353 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4354 result mode of the libcall, convert back to outmode.
4356 2007-02-12 Roger Sayle <roger@eyesopen.com>
4358 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4359 (bswapdi2): New define_expand to implement 32-bit implementation.
4361 2007-02-12 Nick Clifton <nickc@redhat.com>
4363 * doc/invoke.texi (Overall Options): Document --help=.
4364 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4365 (cc1_options): Pass --help= on to cc1.
4366 (display_help): Add description of --help=.
4367 (process_command): Add code to handle --help=. Allow translated
4368 --help and --target-help switches to be passed on to compiler
4370 (main): Remove unused if statement.
4371 * opts.c (columns): Remove.
4372 (LEFT_COLUMN): Define.
4373 (wrap_help): Add columns argument.
4374 (print_filtered_help): Change parameters to be an include bitmask,
4375 an exclude bitmask, an any bitmask and the column width. Move the
4376 code to display the params list here. Add code to display the
4377 status of options rather than their descriptions if the quiet flag
4379 (print_specific_help): Change parameters to be an include bitmask,
4380 an exclude bitmask and an any bitmask. Move code to look up the
4381 column width here. Decide upon the title for an options listing.
4382 (common_handle_options): Add code to handle --help=. Adapt code
4383 for --help and --target-help to use the revised form of the
4384 print_specific_help function.
4385 (print_help): Delete.
4386 (print_param_help): Delete.
4387 (print_switch): Delete.
4388 * opts.h (cl_lang_count): Add prototype.
4389 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4390 CL_MAX_OPTION_CLASS): New defines.
4391 * optc-gen.awk: Add construction of cl_lang_count.
4392 * c.opt: Add Warning attribute to warning options and Optimization
4393 attribute to optimization options.
4394 * common.opt: Likewise.
4396 Add -fhelp and -ftarget-help as aliases for the transformed --help
4397 and --target-help options.
4398 * opt-functions.awk: Add code to handle Warning and Optimization
4401 2007-02-12 Richard Henderson <rth@redhat.com>
4403 * config/alpha/constraints.md: New file.
4404 * config/alpha/alpha.c: Include tm-constrs.h.
4405 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4406 alpha_extra_constraint): Remove.
4407 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4408 * config/alpha/alpha-protos.h: Update.
4409 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4410 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4411 (EXTRA_CONSTRAINT): Remove.
4412 * config/alpha/alpha.md: Include constraints.md.
4413 (adddi splitter): Use satisfies_constraint_*.
4414 * config/alpha/predicates.md (add_operand): Likewise.
4415 (sext_add_operand, addition_operation): Likewise.
4417 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4419 PR tree-optimization/29145
4420 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4421 in our handling of restrict qualified pointers.
4423 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4426 * doc/invoke.texi (Wunused-value): Update description.
4427 (Wextra): Delete item.
4428 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4429 value of Wunused-value.
4430 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4431 (c_finish_stmt_expr): Don't check extra_warnings.
4432 (emit_side_effect_warnings): The caller is responsible to check
4435 2007-02-11 Roger Sayle <roger@eyesopen.com>
4436 Matt Thomas <matt@3am-software.com>
4438 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4440 2007-02-11 Roger Sayle <roger@eyesopen.com>
4442 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4443 comparisons of POPCOUNT against zero.
4444 (simplify_const_relational_operation): Likewise.
4446 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4448 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4450 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4452 * dwarf2out.c (root_type): Delete unused function.
4454 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4456 * genattrtab.c (contained_in_p): Delete unused function.
4457 (write_expr_attr_cache): Likewise.
4459 2007-02-11 Jan Hubicka <jh@suse.cz>
4461 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4464 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4466 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4467 to add the REG_EQ* note.
4468 * see.c (see_merge_one_use_extension): Likewise.
4469 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4470 turn REG_EQUAL notes into REG_EQUIV notes if the target
4471 register may have more than one set.
4472 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4473 * gcse.c (try_replace_reg): Likewise.
4474 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4475 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4476 more than one REG_EQUIV note.
4477 * reload1.c (gen_reload): Use set_unique_reg_note.
4479 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4481 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4482 (ix86_builtin_conversion): New function.
4484 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4487 * tree.h (DECL_REPLACEABLE_P): New macro.
4488 * except.c (set_nothrow_function_flags): Likewise.
4490 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4491 Ira Rosen <irar@il.ibm.com>
4492 Dorit Nuzman <dorit@il.ibm.com>
4494 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4495 * targhooks.c (default_builtin_vectorized_conversion): New.
4496 * targhooks.h (default_builtin_vectorized_function): New declaration.
4497 * target.h (struct vectorize): Add builtin_conversion field.
4498 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4499 stmt_vec_info_type value.
4500 (vectorizable_conversion): New declaration.
4501 * tree-vect-analyze.c (vect_analyze_operations): Add
4502 vectorizable_conversion call.
4503 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4504 * tree-vect-transform.c (vectorizable_conversion): New function.
4505 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4506 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4508 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4509 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4510 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4511 or ALTIVEC_BUILTIN_VCFSX.
4513 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4516 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4517 CONST_DOUBLE and operand 0 is a hard register.
4518 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4519 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4520 is a hard floating-point register.
4522 2007-02-10 Richard Henderson <rth@redhat.com>
4523 Jakub Jelinek <jakub@redhat.com>
4524 Alexandre Oliva <aoliva@redhat.com>
4526 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4527 * builtin-types.def (BT_WORD): Make unsigned.
4528 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4529 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4530 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4531 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4532 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4533 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4535 * expr.c (emutls_var_address): New.
4536 (expand_expr_real_1): Expand emulated tls.
4537 (expand_expr_addr_expr_1): Likewise.
4538 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4539 * output.h (emutls_finish): Declare.
4540 * toplev.c (compile_file): Call it.
4541 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4542 address before wrapping in CONST.
4543 * varasm.c (emutls_htab, emutls_object_type): New.
4544 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4545 (get_emutls_object_name, get_emutls_object_type): New.
4546 (get_emutls_init_templ_addr, emutls_decl): New.
4547 (emutls_common_1, emutls_finish): New.
4548 (assemble_variable): When emulating tls, swap decls; generate
4549 constructor for the emutls objects.
4550 (do_assemble_alias): When emulating tls, swap decl and target name.
4551 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4553 * varpool.c (decide_is_variable_needed): Look at force_output.
4554 Recurse for emulated tls.
4555 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4556 with decide_is_variable_needed.
4557 * emutls.c: New file.
4558 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4559 tls_object for real tls.
4561 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4563 PR rtl-optimization/29599
4564 * reload1.c (eliminate_regs_in_insn): Take the destination
4565 mode into account when computing the offset.
4567 2007-02-09 Stuart Hastings <stuart@apple.com>
4568 Richard Henderson <rth@redhat.com>
4570 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4571 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4572 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4573 fixuns_truncdfhi2): New.
4574 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4575 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4576 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4577 (floatunssidf2): Allow nonimmediate source.
4578 * gcc/config/i386/sse.md (movdi_to_sse): New.
4579 (vec_concatv2di): Drop '*'.
4580 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4581 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4582 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4584 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4585 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4586 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4587 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4588 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4589 ix86_build_const_vector.
4590 (x86_emit_floatuns): Rewrite.
4592 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4594 * genautomata.c (longest_path_length): Delete unused function.
4595 (struct state): Delete unused longest_path_length.
4596 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4597 (get_free_state): Delete unused.
4599 2007-02-09 Jan Hubicka <jh@suse.cz>
4601 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4602 * doc/invoke.texi (inline-unit-growth): Update default value.
4604 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4605 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4606 (rebuild_cgraph_edges): Likewise.
4607 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4608 (dump_cgraph_node): Dump frequencies.
4609 (cgraph_clone_edge): Add frequency scales.
4610 (cgraph_clone_node): Add freuqnecy.
4611 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4612 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4613 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4614 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4615 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4616 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4617 (save_inline_function_body): Likewise.
4618 * ipa-inline.c: inluce rtl.h
4619 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4620 (cgraph_edge_badness): Use frequencies.
4621 (cgraph_decide_recursive_inlining): Update clonning.
4622 (cgraph_decide_inlining_of_small_function): Dump frequency.
4623 * predict.c (estimate_bb_frequencies): Export.
4624 * predict.h (estimate_bb_frequencies): Declare.
4625 * tree-inline.c (copy_bb): Watch overflows.
4626 (expand_call_inline): Update call of cgraph_create_edge.
4627 (optimize_inline_calls): Use TODO flags to update frequnecies.
4628 * passes.h: Include predict.h
4629 (init_optimization_passes): Move profile ahead.
4630 (execute_function_todo): Handle TODO_rebuild_frequencies.
4632 2007-02-09 Roger Sayle <roger@eyesopen.com>
4634 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4635 the insbl or inswl pattern into a register.
4637 2007-02-09 Roger Sayle <roger@eyesopen.com>
4639 * config/ia64/ia64.md (bswapdi2): New define_insn.
4641 2007-02-09 Richard Henderson <rth@redhat.com>
4643 * config/i386/constraints.md (Ym): New constraint.
4644 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4645 (movdi_1_rex64): Split sse and xmm general register moves from
4646 memory move alternatives. Use conditional register constraints.
4647 (movsf_1, movdf_integer): Likewise.
4648 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4649 (movdf_integer_rex64): New.
4650 (pushsf_rex64): Fix output constraints.
4651 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4652 (sse2_stored): Likewise.
4653 (sse2_storeq_rex64): New.
4654 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4655 amd and not generic.
4656 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4657 for optimize_size. Remove SF/DFmode hack.
4659 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4661 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4664 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4665 Richard Sandiford <richard@codesourcery.com>
4667 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4668 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4669 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4670 m68k/t-mlib to tmake_file.
4671 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4672 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4673 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4674 Allow it to be cf or m68k. Set m68k_arch_family. If that
4675 variable is not empty, add t-$m68k_arch_family to tmake_file.
4676 Add t-mlibs to tmake_file.
4677 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4678 * config/m68k/t-cf: New file.
4679 * config/m68k/t-m68k: Likewise.
4680 * config/m68k/t-mlibs: Likewise.
4681 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4682 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4683 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4684 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4685 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4687 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4688 (INSTALL_LIBGCC): Delete.
4689 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4690 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4691 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4692 (M68K_MLIB_CPU): Define.
4693 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4694 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4695 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4697 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4698 Richard Guenther <rguenther@suse.de>
4701 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4702 against INT_MIN/INT_MAX.
4703 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4704 file if a loop is removed.
4706 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4708 * calls.c (store_one_arg): Pass correct alignment to
4709 emit_push_insn for non-BLKmode values.
4710 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4711 unaligned stack slot via a suitably aligned slot.
4713 2007-02-08 DJ Delorie <dj@redhat.com>
4715 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4717 (legal_subregs): Use unsigned char, make const.
4718 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4720 2007-02-08 Paul Brook <paul@codesourcery.com>
4722 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4723 special interworking needed.
4725 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4727 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4728 conditional to __SSE2__.
4729 (Entries below should have been added to first ChangeLog
4730 entry for amdfam10 dated 2007-02-05)
4731 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4733 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4735 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4738 2007-02-08 DJ Delorie <dj@redhat.com>
4740 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4741 * config/m32c/m32c.c (legal_subregs): New.
4742 (m32c_illegal_subreg_p): New.
4743 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4744 unsupported subregs of hard regs.
4746 2007-02-08 Jan Hubicka <jh@suse.cz>
4748 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4749 the same one; always update histograms.
4751 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4753 * passes.c (init_optimization_passes): Tidy comment.
4755 2007-02-08 Roger Sayle <roger@eyesopen.com>
4757 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4758 strip zero_extend, bswap and rotates from POCOUNT's argument.
4759 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4760 zero_extend and rotates from PARITY's argument.
4761 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4762 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4763 of an integer constant at compile-time.
4765 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4768 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4770 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4773 * tree-ssa-live.c (remove_unused_locals): Do not remove
4774 TREE_ADDRESSABLE variables.
4775 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4776 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4777 FOR_CLOBBER. Update all users.
4778 If VAR has an associated alias set, add a virtual operand for
4779 it if no alias is found to conflict with the memory reference.
4781 2007-02-07 Jan Hubicka <jh@suse.cz>
4782 Robert Kidd <rkidd@crhc.uiuc.edu>
4784 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4786 2007-02-07 Ian Lance Taylor <iant@google.com>
4788 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4790 2007-02-07 Roger Sayle <roger@eyesopen.com>
4792 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4793 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4794 tablejumpdi, movsi_to_cr_one): Remove constraints from
4795 define_expand's match_operands.
4797 2007-02-07 Roger Sayle <roger@eyesopen.com>
4799 * global.c (compute_regsets): Move declatation of "i" inside of
4800 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4802 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4805 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4806 of INDIRECT_REF <RESULT_DECL>.
4808 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4810 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4811 Kaz Kojima <kkojima@gcc.gnu.org>
4814 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4816 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4818 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4820 * doc/loop.texi: Document possibility not to perform disambiguation
4821 of loops with multiple latches.
4822 * cfgloopmanip.c (alp_enum_p): Removed.
4823 (add_loop): Handle subloops. Use get_loop_body_with_size.
4824 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4825 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4826 the new forwarder block.
4827 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4828 Handle the case latch is NULL.
4829 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4830 when marking loop exits.
4831 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4833 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4834 disambiguate_loops_with_multiple_latches.
4835 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4836 before fix_loop_structure.
4837 * cfgloop.c: Include pointer-set.h and output.h.
4838 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4839 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4840 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4841 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4842 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4843 disambiguate_multiple_latches, get_loop_body_with_size,
4844 disambiguate_loops_with_multiple_latches): New functions.
4845 (flow_loop_dump): Dump multiple latch edges.
4846 (flow_loop_nodes_find): Handle loops with multiple latches.
4847 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4848 (glb_enum_p): Modified.
4849 (get_loop_body): Use get_loop_body_with_size.
4850 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4851 (AVOID_CFG_MODIFICATIONS): New constant.
4852 (disambiguate_loops_with_multiple_latches, add_loop,
4853 get_loop_body_with_size): Declare.
4854 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4856 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4859 * global.c (compute_regsets): New function.
4860 (global_alloc): Refactored ELIMINABLE_REGSET
4861 and NO_GLOBAL_ALLOC_REGS computation out.
4862 (rest_of_handle_global_alloc): Call compute_regsets()
4863 for non-optimizing case.
4865 2007-02-06 Richard Henderson <rth@redhat.com>
4867 * config/i386/constraints.md (Y2): Rename from Y.
4868 (Yi): New constraint.
4869 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4870 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4871 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4872 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4873 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4874 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4875 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4876 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4877 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4878 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4879 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4880 vec_extractv2si_1): Change Y constraints to Y2.
4881 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4882 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4883 Change Y constraints to Y2.
4884 (sse2_loadld): Change Y constraints to x.
4886 2007-02-06 Roger Sayle <roger@eyesopen.com>
4888 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4889 (parity<mode>2): New define_expand using rs6000_emit_parity.
4890 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4891 rs6000_emit_parity): New functions.
4892 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4893 rs6000_emit_parity): Prototype here.
4895 2007-02-06 Ian Lance Taylor <iant@google.com>
4897 * lower-subreg.c (simple_move_operand): Reject CONST.
4898 (resolve_clobber): Call validate_change rather than directly
4899 assigning to XEXP (pat, 0).
4901 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4903 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4904 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4905 (tree-cfg.o): Remove hashtab.h dependency.
4907 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4908 (struct ivopts_data): Change niters to pointer_map_t.
4909 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4910 (niter_for_exit): Create pointer_map on demand. Change for
4912 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4913 (free_loop_data): Destroy data->niters if created and reset field.
4914 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4915 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4917 * tree-ssa-reassoc.c: Include pointer-set.h.
4918 (bb_rank): Change to long *.
4919 (operand_rank): Change to pointer_map_t.
4920 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4921 (insert_operand_rank): Accept long.
4922 (operand_entry_hash, operand_entry_eq): Remove.
4923 (get_rank): Return long. Adjust for changes above.
4924 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4926 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4928 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4929 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4930 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4932 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4933 directly since it cannot be NULL.
4934 (get_vi_for_tree): Rewrite for pointer_map API.
4935 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4936 (init_alias_vars): Create vi_for_tree as pointer_map.
4937 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4939 * tree-cfg.c: Don't include hashtab.h.
4940 (edge_to_cases): Declare as pointer_map.
4941 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4943 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4944 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4945 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4947 (record_switch_edge): Delete.
4948 (get_cases_for_edge): Adjust for pointer_map API, inline
4949 record_switch_edge (rewritten for new API), remove goto.
4951 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4953 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4954 * tree-nested.c: Include pointer-set.h.
4955 (var_map_elt, var_map_eq, var_map_hash): Delete.
4956 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4958 (nesting_info_bitmap_obstack): New.
4959 (lookup_field_for_decl): Adjust for pointer_map API.
4960 (lookup_tramp_for_decl): Adjust for pointer_map API.
4961 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4962 (get_local_debug_decl): Adjust for pointer_map API.
4963 (convert_nl_goto_reference): Adjust for pointer_map API.
4964 (convert_nl_goto_receiver): Adjust for pointer_map API.
4965 (create_nesting_tree): Create outside GGC space. Create bitmap on
4966 the new obstack. Create field_map and var_map as pointer_maps.
4967 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4969 (lower_nested_functions): Move root here, no need to NULL it.
4970 Initialize and release the obstack.
4972 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4974 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4975 Remove prototypes and make them non-static.
4976 (struct tree_int_map): Remove.
4977 * tree.h (struct tree_int_map): Move here, turning TO into an
4979 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4981 * tree.h (TREE_COMPLEXITY): Remove.
4982 (struct tree_exp): Remove complexity field.
4983 * tree.c (build1_stat): Don't set it.
4985 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4986 Victor Kaplansky <victork@il.ibm.com>
4988 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4989 (vect_is_simple_reduction): Support reduction with induction as
4990 one of the operands.
4991 (vect_is_simple_iv_evolution): Fix formatting.
4992 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4993 formatting. Don't mark induction phis for vectorization.
4994 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4995 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4996 (vect_get_vec_def_for_operand): Support induction.
4997 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4999 (vectorizable_reduction): Support reduction with induction as one of
5001 (vectorizable_type_demotion): Use def-type of stmt argument rather
5002 than dummy def-type.
5004 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5005 flag_tree_scev_cprop.
5006 * common.opt (tree-scev-cprop): New flag.
5008 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5009 call to vect_get_new_vect_var.
5011 2007-02-06 Ira Rosen <irar@il.ibm.com>
5013 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5014 vectype is not NULL.
5015 (vect_pattern_recog_1): Likewise.
5017 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5019 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5020 (fold_negate_expr): Likewise.
5022 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5025 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5026 even if cv-qualification is the same.
5028 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5030 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5031 __enable_execute_stack on completion.
5033 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5035 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5036 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5037 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5038 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5039 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5040 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5041 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5042 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5044 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5046 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5047 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5048 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5049 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5050 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5051 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5052 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5053 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5054 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5055 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5056 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5057 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5058 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5059 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5060 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5061 sqrtextenddfxf2_i387): Added amdfam10_decode.
5063 * config/i386/athlon.md (athlon_idirect_amdfam10,
5064 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5065 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5066 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5067 athlon_ivector_store_amdfam10): New define_insn_reservation.
5068 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5071 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5073 * config/i386/athlon.md (athlon_call_amdfam10,
5074 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5075 define_insn_reservation.
5076 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5077 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5078 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5080 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5082 * config/i386/athlon.md (athlon_sseld_amdfam10,
5083 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5084 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5086 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5088 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5089 define_insn_reservation.
5090 * config/i386/i386.md (sseins): Added sseins to define_attr type
5091 and define_attr unit.
5092 * config/i386/sse.md: Set type attribute to sseins for insertq
5095 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5097 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5098 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5099 ssecomi_load_amdfam10, ssecomi_amdfam10,
5100 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5101 define_insn_reservation.
5102 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5104 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5106 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5107 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5108 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5109 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5110 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5111 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5112 define_insn_reservation.
5114 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5115 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5116 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5117 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5118 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5120 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5122 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5123 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5124 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5125 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5126 athlon_ssemul_load_k8): Added amdfam10.
5128 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5130 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5131 (x86_sse_unaligned_move_optimal): New variable.
5133 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5135 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5136 for unaligned vector SSE double/single precision loads for AMDFAM10.
5138 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5140 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5141 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5142 Define TARGET_CPU_DEFAULT_amdfam10.
5143 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5144 (processor_type): Add PROCESSOR_AMDFAM10.
5146 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5147 processor_type in config/i386/i386.h.
5148 Enable imul peepholes for TARGET_AMDFAM10.
5150 * config.gcc: Add support for --with-cpu option for amdfam10.
5152 * config/i386/i386.c (amdfam10_cost): New variable.
5153 (m_AMDFAM10): New macro.
5154 (m_ATHLON_K8_AMDFAM10): New macro.
5155 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5156 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5157 x86_promote_QImode, x86_integer_DFmode_moves,
5158 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5159 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5160 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5161 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5162 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5163 Enable/disable for amdfam10.
5164 (override_options): Add amdfam10_cost to processor_target_table.
5165 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5166 processor_alias_table.
5167 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5168 (ix86_adjust_cost): Add code for amdfam10.
5170 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5172 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5173 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5174 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5175 * config/i386/i386.h: Add builtin definition for SSE4A.
5176 * config/i386/i386.md: Add support for ABM instructions
5178 * config/i386/sse.md: Add support for SSE4A instructions
5179 (movntss, movntsd, extrq, insertq).
5180 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5181 Add -march=amdfam10 flag.
5182 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5183 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5185 * doc/extend.texi: Add documentation for SSE4A builtins.
5187 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5189 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5191 2007-02-05 Richard Guenther <rguenther@suse.de>
5193 * tree-vectorizer.h (vectorizable_function): Add argument type
5194 argument, change return type.
5195 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5196 * tree-vect-transform.c (vectorizable_function): Handle extra
5197 argument, return vectorized function decl.
5198 (build_vectorized_function_call): Remove.
5199 (vectorizable_call): Handle calls with result and argument types
5200 differing. Handle loop vectorization factor correctly.
5201 * targhooks.c (default_builtin_vectorized_function): Adjust for
5203 * targhooks.h (default_builtin_vectorized_function): Likewise.
5204 * target.h (builtin_vectorized_function): Add argument type
5206 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5207 extra argument, allow vectorizing of lrintf.
5208 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5209 documentation of target hook.
5211 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5214 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5215 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5216 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5218 2007-02-05 Roger Sayle <roger@eyesopen.com>
5220 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5221 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5222 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5223 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5224 before canonicalizing sincos to cexpi.
5225 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5227 2007-02-05 Roger Sayle <roger@eyesopen.com>
5229 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5230 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5231 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5233 2007-02-05 Roger Sayle <roger@eyesopen.com>
5235 * mips-tfile.c (initialize_init_file): Correct endianness test.
5237 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5239 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5242 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5244 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5245 saves in a PARALLEL before the register assignments.
5247 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5249 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5250 DWARF_FRAME_RETURN_COLUMN to be a general register.
5251 * dwarf2out.c (init_return_column_size): New function, split from...
5252 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5253 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5254 to be nongeneral registers.
5255 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5257 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5258 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5260 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5262 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5264 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5266 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5267 (remove_path): Use can_remove_branch_p and remove_branch instead
5268 of loop_delete_branch_edge.
5269 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5270 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5271 Update profile using scale_dominated_blocks_in_loop.
5272 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5273 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5274 (can_remove_branch_p, remove_branch): Declare.
5275 * tree-cfg.c (tree_can_remove_branch_p): New function.
5276 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5277 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5278 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5280 2007-02-05 Jan Hubicka <jh@suse.cz>
5283 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5284 nodes in cgraph, don't remove offline copy of the function.
5286 2007-02-04 Jan Hubicka <jh@suse.cz>
5288 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5289 vectors might cause maybe_lookup_element_for_expr to be called
5290 on non-sra-candidate.
5292 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5294 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5295 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5296 spelling conventions.
5298 2007-02-04 Richard Guenther <rguenther@suse.de>
5301 * fold-const.c (try_move_mult_to_index): Make sure to not
5302 overflow one dimension of a multi-dimensional array access.
5304 2007-02-04 Jan Hubicka <jh@suse.cz>
5306 * passes.c (init_optimization_passes): Reindent.
5308 2007-02-04 Jan Hubicka <jh@suse.cz>
5309 Eric Botcazou <ebotcazou@adacore.com>
5311 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5312 (execute_fixup_cfg): Break out the abnormal goto code.
5313 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5314 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5315 (optimize_inline_calls): Call make_nonlocal_label_edges.
5317 2007-02-04 Jan Hubicka <jh@suse.cz>
5319 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5320 true when something was changed.
5321 (rename_ssa_copies): When something was changed, do
5322 TODO_remove_unused_locals.
5323 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5324 add TODO_remove_unused_locals when instruction was removed.
5326 2007-02-04 Jan Hubicka <jh@suse.cz>
5328 * ipa-inline.c (try_inline): Improve debug output; work on already
5330 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5331 call try_inline for already inlined edges too when flattening;
5332 inline also functions that make callee growth but overall unit size
5335 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5337 * config/m32c/bitops.md, config/m32c/jump.md,
5338 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5339 config/m32r/m32r.h, config/m32r/m32r.md,
5340 config/m32r/predicates.md, config/m68hc11/larith.asm,
5341 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5342 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5343 config/mips/mips-protos.h, config/mips/mips.c,
5344 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5345 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5346 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5347 spelling conventions.
5349 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5350 Follow spelling conventions.
5352 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5354 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5355 warn about C++0x compatibility.
5357 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5359 * config/h8300/h8300.c, config/h8300/h8300.h,
5360 config/h8300/h8300.md: Follow spelling conventions.
5362 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5365 * combine.c (try_combine): Do not substitute source operand
5366 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5368 2007-02-03 Jan Hubicka <jh@suse.cz>
5370 PR gcov-profile/30650
5371 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5372 do not divide by zero for never executed counters.
5373 (tree_find_values_to_profile): Fix counters.
5374 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5376 2007-02-03 Ian Lance Taylor <iant@google.com>
5378 * lower-subreg.c (simple_move_operand): New static function,
5379 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5381 (simple_move): Call simple_move_operand.
5382 (find_decomposable_subregs): Add special handling of MEMs.
5383 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5384 meaning of return value. If we see a hard register, test whether
5385 it can store a word_mode value. Change all callers.
5387 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5389 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5390 ftrapv insns and expanders.
5391 (subdi3): Change define_expand operand 1 to arith11_operand, and
5392 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5393 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5394 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5398 * varasm.c (notice_global_symbol): Treat global objects as weak when
5401 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5403 * emit-rtl.c (dconstpi): Delete.
5405 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5406 * real.h (dconstpi): Delete.
5408 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5409 (fold_builtin_hypot): Likewise.
5411 2007-02-03 Tom Tromey <tromey@redhat.com>
5414 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5415 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5417 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5419 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5420 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5421 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5422 config/rs6000/cell.md, config/rs6000/darwin.h,
5423 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5424 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5425 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5426 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5427 typos. Follow spelling conventions.
5428 * doc/invoke.texi: Follow spelling conventions.
5430 2007-02-03 Roger Sayle <roger@eyesopen.com>
5432 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5433 canonicalization transformations that attempt to simplify integer
5434 constant comparisons to become comparisons against zero.
5436 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5438 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5440 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5441 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5443 2007-02-02 Mike Stump <mrs@apple.com>
5445 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5446 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5447 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5448 generate a branch island.
5450 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5452 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5453 (xtensa_legitimate_address_p): New.
5454 (xtensa_legitimize_address): New.
5455 (xtensa_output_addr_const_extra): New.
5456 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5458 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5459 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5460 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5461 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5462 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5463 (xtensa_legitimize_address): New.
5464 (xtensa_output_addr_const_extra): New.
5466 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5468 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5470 2007-02-02 Ian Lance Taylor <iant@google.com>
5472 * expmed.c (expand_divmod): Add comment.
5474 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5476 * emit-rtl.c (renumber_insns): Remove.
5477 * flags.h: Remove the extern for flag_renumber_insns.
5478 * rtl.h: Remove the prototype for renumber_insns.
5479 * toplev.c (flag_renumber_insns): Remove.
5481 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5483 Revert for x86 darwin:
5484 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5486 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5487 code before the following patch under TARGET_MACHO.
5488 (ix86_function_value_regno_p): Likewise.
5490 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5492 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5495 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5498 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5499 general or fp registers. Add comments.
5500 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5502 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5504 * pointer-set.c (insert_aux): Only return insertion slot.
5505 (pointer_set_insert): Adjust.
5506 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5507 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5508 pointer_map_traverse): New.
5509 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5510 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5511 pointer_map_contains, pointer_map_traverse): Declare.
5513 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5516 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5517 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5519 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5521 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5523 (struct _dep): New type.
5524 (dep_t): New typedef.
5525 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5526 (DEP_STATUS): New access macro. The macro with the same name was
5527 renamed to DEP_LINK_STATUS.
5528 (dep_init): Declare function
5530 (struct _dep_link): New type.
5531 (dep_link_t): New typedef.
5532 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5533 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5534 (DEP_LINK_STATUS): New macro.
5535 (debug_dep_links): New debug function.
5537 (struct _deps_list): New type.
5538 (deps_list_t): New typedef.
5539 (DEPS_LIST_FIRST): New access macro.
5540 (FOR_EACH_DEP_LINK): New cycle macro.
5541 (create_deps_list, free_deps_list, delete_deps_list): Declare
5543 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5544 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5545 (copy_deps_list_change_con): Ditto.
5547 (move_dep_link): Declare function.
5549 (struct _dep_node): New type.
5550 (dep_node_t): New typedef.
5551 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5553 (struct haifa_insn_data.back_deps): New field to hold backward
5554 dependencies of the insn.
5555 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5557 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5558 Change its type to deps_list_t.
5559 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5560 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5561 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5563 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5565 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5567 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5569 (dep_cost): Declare.
5571 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5572 (ds_to_dk, dk_to_ds): New functions.
5574 (init_dep_1): New static function.
5575 (init_dep): New function.
5576 (copy_dep): New static function.
5578 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5580 (detach_dep_link): New static function.
5581 (move_dep_link): New function.
5583 (dep_links_consistent_p, dump_dep_links): New static functions.
5584 (debug_dep_links): New debugging function.
5586 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5588 (alloc_deps_list, init_deps_list): New static functions.
5589 (create_deps_list): New function.
5590 (clear_deps_list): New static function.
5591 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5592 (deps_list_consistent_p, dump_deps_list): New static functions.
5593 (debug_deps_list): New function.
5594 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5596 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5598 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5599 use new scheduler dependencies lists.
5600 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5601 (sched_analyze): Ditto. Initialize dependencies lists.
5602 (add_forw_dep, compute_forward_dependences): Update to use new
5603 scheduler dependencies lists.
5605 (init_dependency_caches): Init deps_obstack.
5606 (free_dependency_caches): Free deps_obstack.
5608 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5609 new scheduler dependencies lists.
5610 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5611 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5613 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5614 Update to use new scheduler dependencies lists.
5615 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5616 (debug_dependencies): Ditto.
5617 (schedule_region): Update comments.
5619 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5620 scheduler dependencies lists.
5621 (schedule_ebb): Update comments.
5623 * rtl.def (DEPS_LIST): Remove.
5625 * lists.c (unused_deps_list): Remove.
5626 (free_list): Update assertions.
5628 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5629 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5631 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5632 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5634 * haifa-sched.c (comments): Update.
5635 (insn_cost1): Remove. Inline the code into insn_cost ().
5636 (insn_cost): Update to use new scheduler dependencies lists. Move
5637 processing of the dependency cost to dep_cost ().
5638 (dep_cost): New function. Use it instead of insn_cost () when
5639 evaluating cost of the dependency. Use compatible interface to
5640 interact with the target.
5641 (priority): Update to use new scheduler dependencies lists.
5642 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5643 with greater number of insns that depend on the insn.
5644 (schedule_insn): Update to use new scheduler dependencies lists. Add
5645 code to free backward dependencies lists. Inline and optimize code
5646 from resolve_dep () - see PR28071.
5647 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5648 lists. Update call to targetm.sched.is_costly_dependence hook.
5650 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5651 scheduler dependencies lists.
5653 (resolve_dep): Remove. Move the logic to schedule_insn ().
5654 (init_h_i_d): Initialize dependencies lists.
5656 (process_insn_depend_be_in_spec): Rename to
5657 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5659 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5660 Update to use new scheduler dependencies lists.
5661 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5663 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5664 new scheduler dependencies lists.
5665 (build_intra_loop_deps): Ditto.
5667 * target.h (struct _dep): Declare to use in
5668 gcc_target.sched.is_costly_dependence.
5669 (struct gcc_target.sched.adjust_cost): Fix typo.
5670 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5671 single dep_t parameter instead of an equivalent triad.
5672 (struct gcc_target.sched.adjust_cost_2): Remove.
5674 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5676 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5678 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5680 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5682 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5683 (REG_DEP_TRUE): Document.
5685 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5686 Change signature to correspond to the targetm.sched.adjust_cost hook.
5687 Update use in TARGET_SCHED_ADJUST_COST_2.
5688 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5689 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5690 new scheduler dependencies lists.
5691 (ia64_gen_check): Ditto.
5693 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5696 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5697 signature to correspond to the targetm.sched.is_costly_dependence hook.
5698 (is_costly_group): Update to use new scheduler dependencies lists.
5700 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5701 instead of INSN_COST () macro.
5703 2007-02-01 Ian Lance Taylor <iant@google.com>
5705 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5707 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5709 * pa.md (tp_load): Correct mfctl instruction syntax.
5711 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5713 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5714 altivec_padding_size calculation on AIX. Improve comment, add
5715 assert to verify that it's right.
5717 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5720 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5723 * global.c (global_alloc): Add mising initialization of
5726 2007-02-01 Roger Sayle <roger@eyesopen.com>
5728 * alias.c (init_alias_analysis): Correct whitespace.
5729 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5730 partition_hot_cold_basic_blocks): Likewise.
5731 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5732 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5733 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5734 fold_builtin_snprintf_chk, fold_builtin_printf,
5735 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5736 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5737 * cfgcleanup.c (cleanup_cfg): Likewise.
5738 * cfgexpand.c (tree_expand_cfg): Likewise.
5739 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5740 * function.c (get_next_funcdef_no): Likewise.
5741 * gengtype.c (main): Likewise.
5742 * genmodes.c (main): Likewise.
5743 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5744 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5745 * ifcvt.c (noce_emit_move_insn): Likewise.
5746 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5748 * stor-layout.c (get_best_mode): Likewise.
5749 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5750 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5751 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5752 perform_var_substitution, solve_graph): Likewise.
5753 * tree-vrp.c (vrp_finalize): Likewise.
5755 2007-02-01 Ian Lance Taylor <iant@google.com>
5757 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5758 high part of a paradoxical subreg, return a constant zero.
5760 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5762 * toplev.c (lang_dependent_init): Call init_set_costs.
5763 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5765 2007-02-01 Richard Guenther <rguenther@suse.de>
5768 * fold-const.c (fold_negate_expr): Allow negating a
5769 constant if overflow does not change.
5771 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5773 * doc/c-tree.texi (Expression trees): Improve markup.
5774 * doc/tm.texi (Register Classes, Addressing Modes)
5775 (Floating Point): Fix spacing after abbreviations. Fix some
5778 2007-02-01 Ben Elliston <bje@au.ibm.com>
5780 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5781 * doc/contrib.texi: Likewise.
5782 * doc/install.texi: Likewise.
5784 2007-01-31 Richard Henderson <rth@redhat.com>
5785 Ian Lance Taylor <iant@google.com>
5787 * lower-subreg.c: New file.
5788 * rtl.def (CONCATN): Define.
5789 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5791 * emit-rtl.c (update_reg_offset): New static function, broken out
5792 of gen_rtx_REG_offset.
5793 (gen_rtx_REG_offset): Call update_reg_offset.
5794 (gen_reg_rtx_offset): New function.
5795 * regclass.c: Revert patch of 2006-03-05, restoring
5797 (clear_reg_info_regno): New function.
5798 * dwarf2out.c (concatn_loc_descriptor): New static function.
5799 (loc_descriptor): Handle CONCATN.
5800 * common.opt (fsplit_wide_types): New option.
5801 * opts.c (decode_options): Set flag_split_wide_types when
5803 * timevar.def (TV_LOWER_SUBREG): Define.
5804 * rtl.h (gen_reg_rtx_offset): Declare.
5805 (reg_scan_update): Declare.
5806 * regs.h (clear_reg_info_regno): Declare.
5807 * tree-pass.h (pass_lower_subreg): Declare.
5808 (pass_lower_subreg2): Declare.
5809 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5810 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5812 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5813 * Makefile.in (OBJS-common): Add lower-subreg.o.
5814 (lower-subreg.o): New target.
5816 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5818 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5820 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5823 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5825 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5828 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5830 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5832 * cfgloop.h: Include vec-prim.h.
5833 (enum li_flags): Remove LI_ONLY_OLD.
5834 (loop_iterator): Changed.
5835 (fel_next, fel_init): Iterate over loop tree.
5836 (FOR_EACH_LOOP_BREAK): New macro.
5837 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5839 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5840 * modulo-sched.c (sms_schedule): Ditto.
5841 * tree-vectorizer.c (vectorize_loops): Ditto.
5842 * doc/loop.texi: Update information on loop numbering and behavior of
5843 FOR_EACH_LOOP wrto new loops.
5844 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5845 add_to_evolution_1): Test nestedness of loops instead of comparing
5847 * tree-chrec.c (chrec_fold_plus_poly_poly,
5848 chrec_fold_multiply_poly_poly, chrec_evaluate,
5849 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5850 reset_evolution_in_loop): Ditto.
5851 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5853 2007-01-31 Dirk Mueller <dmueller@suse.de>
5855 * c-common.c (warn_about_parentheses): Separate warning about
5856 un-parenthized sequence of comparison operators from the one
5857 which is supposed to warn about x <= y <= z.
5859 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5861 * optabs.h (enum optab_index): Add new OTI_isinf.
5862 (isinf_optab): Define corresponding macro.
5863 * optabs.c (init_optabs): Initialize isinf_optab.
5864 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5866 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5867 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5869 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5870 expand_builtin_interclass_mathfn.
5871 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5872 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5873 (fxam<mode>2_i387): New insn pattern.
5874 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5875 built-in functions as x87 inline asm.
5877 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5879 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5881 2007-01-30 Eric Christopher <echristo@apple.com>
5883 * config.gcc: Add geode.
5885 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5887 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5888 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5889 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5890 value-prof.c: Fix comment typos.
5892 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5895 * doc/invoke.texi (Wpointer-arith): Document warning.
5897 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5899 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5900 the list of discrepancies from the draft TR.
5902 2007-01-30 Dirk Mueller <dmueller@suse.de>
5905 * doc/invoke.texi (-Wreturn-type): Update description to
5908 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5910 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5912 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5914 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5915 to handle optabs that operate on floating point input argument and
5916 output to integer output.
5917 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5918 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5919 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5920 expand_builtin_interclass_mathfn ().
5921 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5923 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5924 ilogbl built-in functions as x87 intrinsics.
5926 2007-01-30 Richard Guenther <rguenther@suse.de>
5929 * dwarf2out.c (reference_to_unused): Query varpool if the
5930 variable was output.
5932 2007-01-30 Richard Guenther <rguenther@suse.de>
5935 * passes.c (execute_one_pass): Reset in_gimple_form to not
5936 confuse non-unit-at-a-time mode.
5938 2007-01-29 Roger Sayle <roger@eyesopen.com>
5939 Richard Guenther <rguenther@suse.de>
5941 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5942 avoid undefined behaviour on overflow. Use force_fit_type_double
5943 to construct the constant with the specified TREE_OVERFLOW.
5945 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5947 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5948 * config/dfp-bit.h: Ditto.
5950 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5952 * c-decl.c (pop_scope): Replace warnings with call to
5953 warn_for_unused_label.
5954 * c-common.h (warn_for_unused_label): Declare.
5955 * c-common.c (warn_for_unused_label): Define.
5957 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5959 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5962 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5964 * Makefile.in (USER_H): Remove decfloat.h.
5965 * ginclude/decfloat.h: Delete, moving contents to ...
5966 * ginclude/float.h: Add support for decimal floating point,
5967 guarded by __STDC_WANT_DEC_FP__.
5969 2007-01-29 Mike Stump <mrs@apple.com>
5971 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5972 Analysis and Representation to resolve case insensitive conflict.
5973 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5975 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5977 * tree.h (struct tree_memory_tag): Add aliases member.
5978 (MTAG_ALIASES): New macro.
5979 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5980 (add_may_alias): Remove pointer-set. Update for may_aliases being
5982 (mark_aliases_call_clobbered): Update for may_aliases being a
5984 (compute_tag_properties): Ditto.
5985 (create_partition_for): Ditto.
5986 (compute_memory_partitions): Ditto.
5987 (dump_may_aliases_for): Ditto.
5988 (is_aliased_with): Ditto.
5989 (add_may_alias_for_new_tag): Ditto.
5990 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5991 (compute_is_aliased): New function.
5992 (compute_may_aliases): Call compute_is_aliased).
5993 (init_alias_info): Initialize alias_bitmap_obstack.
5994 (union_alias_set_into): New function.
5995 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5996 (have_common_aliases_p): Rewrite to take two bitmaps and use
5998 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6000 (finalize_ref_all_pointers): Update for add_may_alias changes.
6001 (new_type_alias): Ditto.
6002 * tree-flow-inline.h (may_aliases): Return a bitmap.
6003 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6004 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6005 may_aliases being a bitmap.
6006 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6007 may_aliases now returns a bitmap.
6008 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6010 * tree-ssa-operands.c (add_virtual_operand): Update for
6011 may_aliases being a bitmap.
6013 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6015 PR tree-optimization/30630
6016 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6017 variable as changed.
6019 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6022 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6023 expanded only once even if an error occurs.
6025 2007-01-29 Ben Elliston <bje@au.ibm.com>
6027 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6028 (__gcov_average_profiler): Likewise.
6029 (__gcov_ior_profiler): Likewise.
6030 (__gcov_merge_ior): Likewise.
6032 2007-01-28 Jan Hubicka <jh@suse.cz>
6034 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6035 * value-prof.c (stringop_block_profile): Likewise.
6037 2007-01-28 Jan Hubicka <jh@suse.cz>
6039 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6040 variant handling histograms; add wrapper.
6041 (clear_storage_via_libcall): Export.
6042 (emit_block_move_hints): Break out from ...; add histograms.
6043 (emit_block_move): ... this one.
6044 (clear_storage_hints): Break out from ...; add histograms.
6045 (clear_storage): ... this one.
6046 (set_storage_via_memset): Handle histogram.
6047 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6048 (clear_storage_hints, clear_storage_via_libcall): Declare.
6049 (set_storage_via_setmem): Update prototype.
6050 * doc/md.texi (movmem, setmem): Document new arguments.
6052 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6054 (stringop_block_profile): New global function.
6055 (tree_stringops_values_to_profile): Profile block size and alignment.
6056 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6058 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6059 (stringop_block_profile): Declare.
6060 * builtins.c: Include value-prof.h.
6061 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6062 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6063 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6064 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6065 * profile.c (instrument_values): Add new counters.
6066 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6068 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6069 (tree_init_edge_profiler): Build new profilers.
6070 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6071 (pass_tree_profile): Add dump.
6072 (tree_profile_hooks): Update.
6073 * Makefile.in (LIBGCOV): Add new constants.
6074 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6075 __gcov_ior_profiler): New.
6076 * i386.md (movmem/setmem expanders): Add new optional arguments.
6078 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6080 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6082 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6084 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6085 (tree_unswitch_single_loop): Pass eni_size_weights to
6086 tree_num_loop_insns.
6087 * tree-ssa-loop-manip.c: Include tree-inline.h.
6088 (can_unroll_loop_p): Pass eni_size_weights to
6089 tree_num_loop_insns.
6090 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6091 Pass eni_size_weights to estimate_num_insns.
6092 * tree.h (init_inline_once): Export.
6093 * toplev.c (backend_init): Call init_inline_once.
6094 * cgraphunit.c (cgraph_process_new_functions,
6095 cgraph_analyze_function): Pass eni_inlining_weights to
6097 * ipa-inline.c (compute_inline_parameters): Ditto.
6098 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6099 to estimate_num_insns.
6100 (try_unroll_loop_completely): Pass eni_size_weights to
6101 tree_num_loop_insns.
6102 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6103 ot estimate_num_insns.
6104 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6105 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6106 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6107 eni_time_weights): New variables.
6108 (init_inline_once): Initialize them.
6109 (struct eni_data): Mew.
6110 (estimate_num_insns_1, estimate_num_insns): Use weights.
6111 * tree-inline.h (struct eni_weights_d): New.
6112 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6113 (estimate_num_insns): Declaration changed.
6114 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6115 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6116 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6118 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6120 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6121 relations in the conflict function is valid.
6123 2007-01-27 Ian Lance Taylor <iant@google.com>
6125 * common.opt: Add fstrict-overflow.
6126 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6127 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6128 (TYPE_OVERFLOW_UNDEFINED): Define.
6129 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6131 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6132 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6133 (fold_negate_expr): Likewise.
6134 (make_range): Likewise.
6135 (extract_muldiv_1): Likewise.
6136 (maybe_canonicalize_comparison): Likewise.
6137 (fold_comparison): Likewise.
6138 (fold_binary): Likewise.
6139 (tree_expr_nonnegative_p): Likewise.
6140 (tree_expr_nonzero_p): Likewise.
6141 * tree-vrp.c (compare_values): Likewise.
6142 (extract_range_from_binary_expr): Likewise.
6143 (extract_range_from_unary_expr): Likewise.
6144 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6146 (nowrap_type_p): Likewise.
6147 * tree-scalar-evolution.c (simple_iv): Likewise.
6148 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6149 (build_range_check): Likewise.
6150 (extract_muldiv_1): Likewise.
6151 (fold_comparison): Likewise.
6152 * tree-vrp.c (vrp_int_const_binop): Likewise.
6153 (extract_range_from_unary_expr): Likewise.
6154 * convert.c (convert_to_integer): Likewise.
6155 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6156 (fold_comparison): Likewise.
6157 (fold_binary): Likewise.
6158 * optabs.c (optab_for_tree_code): Likewise.
6159 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6160 * simplify-rtx.c (simplify_const_relational_operation): Check
6161 flag_strict_overflow and flag_trapv.
6162 (simplify_const_relational_operation): Likewise.
6163 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6164 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6167 2007-01-27 Roger Sayle <roger@eyesopen.com>
6169 * tree.c (tree_fold_gcd): Delete.
6170 * tree.h (tree_fold_gcd): Remove prototype.
6171 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6172 test whether one constant integer is a multiple of another. Instead
6173 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6174 * fold-const.c (multiple_of_p): We've determined both TOP and
6175 BOTTOM are integer constants so we can call int_const_binop directly
6176 instead of the more generic const_binop.
6178 2007-01-27 Roger Sayle <roger@eyesopen.com>
6180 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6181 1*X check that the constant hasn't overflowed, to preserve the
6183 (round_up): Provide an efficient implementation when rouding-up an
6184 INTEGER_CST to a power-of-two.
6186 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6188 * doc/sourcebuild.texi: Add comma for clarity.
6189 * doc/extend.texi: Fix some typos.
6190 * doc/passes.texi: Likewise.
6191 * doc/cppinternals.texi: Likewise.
6192 * doc/c-tree.texi: Likewise.
6193 * doc/tree-ssa.texi: Likewise.
6194 * doc/install.texi: Likewise.
6196 2007-01-27 Jan Hubicka <jh@suse.cz>
6198 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6199 (pass_sra): Do not require alias information.
6200 * passes.c (init_optimization_passes): Add SRA
6202 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6204 * tracer.c (rest_of_handle_tracer): We already cleaned
6205 up the CFG in tracer() so don't do it here again.
6206 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6207 cleanup_cfg here, either. And don't call renumber_insns.
6209 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6210 and BB_HEAD are in the insn stream here. Instead make sure
6211 that BB_INSN is valid on all insns. Also, do check here that
6212 there are no pending branch predictions...
6213 (rtl_verify_flow_info): ...instead of doing it here. Checks
6214 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6217 2007-01-26 Roger Sayle <roger@eyesopen.com>
6219 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6220 function to simplify/factorize operand order canonicalization.
6221 (ix86_fixup_binary_operands): Reorganize using the above function.
6222 (ix86_binary_operator_ok): Likewise.
6224 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6226 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6227 file scope from optimize_attrs.
6228 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6230 (optimize_attrs): Clear insn_code_values after freeing it.
6232 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6234 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6235 a parts.base assignment.
6237 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6239 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6240 (compute_subscript_distance, initialize_data_dependence_relation,
6241 finalize_ddr_dependent, analyze_ziv_subscript,
6242 analyze_siv_subscript_cst_affine,
6243 compute_overlap_steps_for_affine_univar,
6244 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6245 analyze_siv_subscript, analyze_miv_subscript,
6246 analyze_overlapping_iterations, subscript_dependence_tester_1,
6247 compute_self_dependence, free_dependence_relation): Work
6248 with affine_fn instead of chrecs.
6249 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6250 common_affine_function, affine_function_base,
6251 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6252 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6253 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6254 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6255 (all_chrecs_equal_p): Removed.
6256 * tree-data-ref.h (affine_fn, conflict_function): New types.
6257 (struct subscript): Change type of conflicting_iterations_in_a
6258 and conflicting_iterations_in_b.
6260 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6263 * config/pa/pa.h (TARGET_HPUX_11): New.
6264 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6265 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6267 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6268 Richard Guenther <rguenther@suse.de>
6270 * tree-ssa-structalias.c (solve_graph): Handle case
6271 we merged the variable to another.
6273 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6275 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6278 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6279 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6281 2007-01-25 DJ Delorie <dj@redhat.com>
6283 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6284 allow changes to modes which don't fit in those registers.
6286 * reload1.c (choose_reload_regs): Check for invalid subregs before
6287 computing their locations, not after.
6289 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6292 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6293 save Altivec registers in an eh_return function.
6294 (compute_vrsave_mask): Likewise.
6295 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6296 for saving Altivec registers.
6297 (rs6000_emit_prologue): Don't allocate stack twice in
6298 eh_return function. Correct expected value of altivec_save_offset
6299 when using save_world. Describe save of R0 to stack when using
6300 save_world. Describe stack pointer adjustment when using
6301 save_world. Remove duplicated eh_return parameter register saving.
6302 Update sp_offset variable after save_world.
6303 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6305 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6306 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6309 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6311 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6313 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6316 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6317 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6319 2007-01-25 Richard Guenther <rguenther@suse.de>
6321 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6322 * common.opt (-Wcoverage-mismatch): New warning option.
6323 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6324 if -Wcoverage-mismatch is given.
6326 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6328 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6329 (ipcp_driver): Change to static definition.
6330 Add dumping of the ifunctions.
6331 (constant_val_insert): Remove unused parameter. Support for SSA.
6332 (ipcp_propagate_const): Support for SSA.
6333 (ipcp_profile_bb_print): Print only analyzed nodes.
6334 (ipcp_replace_map_create): Remove support for Fortran constant
6336 * ipa-prop.c (ipa_method_modify_stmt,
6337 ipa_callsite_compute_param): Support for SSA.
6338 * ipa-prop.h (ipcp_driver): Remove declaration.
6339 (IS_VALID_TREE_MAP_INDEX): Add define.
6341 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6343 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6345 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6348 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6349 constant argument to cabs and do it without checking for
6350 -funsafe-math-optimizations.
6352 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6354 * c-common.h (RID_FIRST_CXX0X): New.
6355 (RID_LAST_CXX0X): New.
6356 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6358 * c.opt (Wc++0x-compat): New.
6359 * doc/invoke.texi (-Wc++0x-compat): Document.
6361 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6363 * builtins.c (fold_builtin_carg): New.
6364 (fold_builtin_1): Use it.
6366 2007-01-24 Jan Hubicka <jh@suse.cz>
6368 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6370 * ipa-inline.c (initial_insns, max_insns): Delete.
6371 (compute_max_insns): New function.
6372 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6373 of insns as base for code growth.
6374 (cgraph_decide_inlining): Make initial_insns local; do not compute
6376 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6377 * doc/invoke.texi (inline-unit-growth): Update docs.
6379 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6381 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6382 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6383 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6384 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6385 for CPUs that have PTA_CX16 set.
6388 * gimplify.c (omp_check_private): New function.
6389 (gimplify_scan_omp_clauses): Use it for
6390 firstprivate/lastprivate/reduction.
6393 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6394 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6397 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6398 If lower_lastprivate_clauses emits some statements, append them
6399 to dlist rather than body_p and to body_p append an initializer.
6400 (lower_omp_for): Adjust caller.
6402 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6404 * target.h (globalize_decl_name): New.
6405 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6406 * output.h (default_globalize_decl_name): New.
6407 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6409 (globalize_decl): Ditto.
6410 (default_globalize_decl_name): New.
6411 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6412 (ia64_handle_version_id_attribute): New.
6413 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6414 (ia64_asm_output_external): Use globalize_decl_name instead
6416 * doc/extend.texi (version_id): New pragma.
6417 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6419 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6421 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6422 _uleb128_t and _Unwind_SWord with _sleb128_t.
6423 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6424 uw_frame_state_for, uw_update_context_1): Likewise.
6425 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6426 * unwind-pe.h (read_uleb128, read_sleb128,
6427 read_encoded_value_with_base): Likewise.
6428 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6430 2007-01-24 Richard Guenther <rguenther@suse.de>
6432 * builtins.c (expand_builtin_cexpi): Get the fndecl
6433 for cexp in the correct way.
6435 2007-01-24 Jan Hubicka <jh@suse.cz>
6437 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6439 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6441 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6442 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6443 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6444 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6445 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6446 __SIZEOF_PTRDIFF_T__.
6447 * doc/cpp.texi: Documentation for the new builtin macros added.
6449 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6451 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6452 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6453 instead of operands[2] to avoid access past the end of array.
6455 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6457 * reload1.c (emit_reload_insns): Pass the reload register
6458 for a non-spill output reload through forget_old_reloads_1.
6460 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6462 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6463 _SOFT_DOUBLE if doubles use software floating-point.
6464 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6465 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6466 * config/rs6000/darwin-ldouble.c: Also compile functions for
6467 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6468 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6469 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6470 commented-out long double override.
6471 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6472 * config/rs6000/eabispe.h: Likewise.
6473 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6474 long double for non-SPE.
6475 (rs6000_handle_option): Likewise.
6476 (invalid_e500_subreg): Disallow more subregs involding DImode,
6477 DFmode, TImode or TFmode.
6478 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6480 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6482 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6483 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6485 (rs6000_legitimate_address): Also check for TFmode for E500
6487 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6488 (spe_build_register_parallel): Handle TFmode and TCmode.
6489 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6491 (function_arg): Handle TFmode and TCmode for E500 double.
6492 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6494 (print_operand): Handle TFmode and TImode for %y.
6495 (rs6000_generate_compare): Handle TFmode comparisons for E500
6497 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6498 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6499 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6500 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6501 TFmode for E500 double.
6502 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6503 (floatsidf2): Enable for E500 double.
6504 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6505 (extenddftf2): Change to extenddftf2_fprs.
6506 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6507 depending on TARGET_E500_DOUBLE.
6508 (extendsftf2): Enable for E500 double.
6509 (trunctfdf2): Enable for E500 double.
6510 (trunctfsf2): Change to trunctfsf2_fprs.
6511 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6512 depending on TARGET_E500_DOUBLE.
6513 (floatsitf2): Enable for E500 double.
6514 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6515 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6516 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6517 (negtf2): Change to negtf2_internal.
6518 (negtf2): New expander.
6519 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6520 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6521 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6522 (movdi_internal32): Use rs6000_nonimmediate_operand.
6523 (unnamed splitter): Likewise.
6524 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6525 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6526 (SPE64TF, DITI): New mode macros.
6527 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6530 (frob_<mode>_di_2): New.
6531 (frob_tf_di_8_2): New.
6532 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6534 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6536 (frob_ti_<mode>_8_2): New.
6537 (frob_ti_tf_2): New.
6538 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6539 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6541 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6542 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6543 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6544 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6545 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6546 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6549 2007-01-23 Ian Lance Taylor <iant@google.com>
6551 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6553 (OBJS-archive): Reformat, alphabetize.
6554 (OBJS): Change out_object_file to OBJS-md.
6556 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6558 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6559 JUMP_P and CALL_P predicates where applicable.
6560 * config/i386/i386.c: Ditto.
6561 * config/i386/i386.md: Ditto.
6562 * config/i386/mmx.md: Ditto.
6563 * config/i386/predicates.md: Ditto.
6565 2007-01-22 Andreas Schwab <schwab@suse.de>
6567 * config/m68k/m68k.h: Fix comment.
6569 2007-01-22 Jan Hubicka <jh@suse.cz>
6571 * passes.c (init_optimization_passes): Do not rerun
6572 pass_early_warn_uninitialized.
6574 2007-01-22 Richard Guenther <rguenther@suse.de>
6576 PR tree-optimization/30038
6577 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6579 (execute_cse_sincos_1): Likewise.
6580 (execute_cse_sincos): Likewise.
6581 (gate_cse_sincos): Likewise.
6582 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6583 the cexpi() canonicalization of sincos().
6584 * tree-pass.h (pass_cse_sincos): Declare.
6585 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6587 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6589 PR rtl-optimization/29329
6590 * combine.c (replaced_rhs_insn): Rename to i2mod.
6591 (replaced_rhs_value): Rename to i2mod_new_rhs.
6592 (i2mod_old_rhs): New global variable.
6593 (combine_instructions): Adjust for above change. Save a copy of
6594 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6595 note are substituted in the second instruction.
6596 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6597 ditch the note if it pertains to the second eliminated register
6598 and this register is mentioned in i2mod_old_rhs.
6601 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6603 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6604 the insn to which the note was originally attached.
6606 2007-01-21 Jan Hubicka <jh@suse.cz>
6608 * ipa-inline.c (inlining_mode): Comment, move up.
6609 (cgraph_decide_inlining_incrementally): Do not perform inlining
6610 itself; fix handling of flattening of self recursive functions.
6611 (cgraph_find_cycles): Remove.
6612 (cgraph_flatten_node): Remove.
6613 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6614 (try_inline): New function.
6615 (cgraph_early_inlining): Update call of
6616 cgraph_decide_inlining_incrementally. Apply inlining here.
6617 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6619 2007-01-21 Dirk Mueller <dmueller@suse.de>
6622 * tree-vrp.c (check_array_bounds): do not warn
6623 about ADDR_EXPR's of ARRAY_REF's which are immediately
6624 used in binary expressions.
6626 2007-01-21 Ira Rosen <irar@il.ibm.com>
6628 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6629 read_write_dep and macros for its access.
6630 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6631 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6632 argument, call vect_check_interleaving for every independent pair of
6633 data-refs. Mark loads that access the same memory location as a store
6635 (vect_check_dependences): Remove.
6636 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6637 call, fix the call to vect_analyze_data_ref_dependence.
6638 (vect_analyze_data_ref_access): For statements that access the same
6639 data-ref, check that they are not stores; for loads, check that there
6640 is no store that access the same location.
6642 2007-01-20 Roger Sayle <roger@eyesopen.com>
6643 Joseph Myers <joseph@codesourcery.com>
6645 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6646 (-fdump-rtl-stack): Likewise.
6647 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6648 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6649 (-mpt-fixed): Use @minus{} for minus sign.
6650 (Using Precompiled Headers): Fix under/overfull hbox.
6652 2007-01-20 Jan Hubicka <jh@suse.cz>
6654 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6655 place within annotation.
6657 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6659 * pa.c (output_move_double): Change array size of xoperands to 4.
6661 2007-01-20 Jan Hubicka <jh@suse.cz>
6663 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6666 2007-01-19 Ian Lance Taylor <iant@google.com>
6668 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6669 constant to unsigned HOST_WIDE_INT before negating.
6671 2007-01-19 Ian Lance Taylor <iant@google.com>
6673 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6675 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6676 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6677 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6678 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6679 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6680 (realloc_vdef, realloc_vuse): Change second parameter to
6682 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6684 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6685 unsigned. Change x and lim locals to unsigned.
6686 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6688 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6689 (copy_virtual_operands): Change i and n locals to unsigned.
6691 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6694 * builtins.c (fold_builtin_1): Handle builtin fdim.
6696 2007-01-20 Jan Hubicka <jh@suse.cz>
6698 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6699 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6700 init_alias_heapvars.
6701 (init_alias_heapvars): Initialize only when not already initialized.
6702 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6704 2007-01-19 Roger Sayle <roger@eyesopen.com>
6706 * common.opt (fsigned-zeros): New command line option.
6707 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6708 of flag_unsafe_math_optimizations.
6709 * opts.c (set_fast_math_flags): The -ffast-math command line option
6710 implies -fno-signed-zeros.
6711 (fast_math_flags_set_p): Likewise.
6713 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6714 the documentation of -ffast-math appropriately. Wrap long lines.
6716 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6718 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6719 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6721 2007-01-19 Tomas Bily <tbily@suse.cz>
6723 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6725 (tree_init_ic_make_global_vars): New function
6726 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6727 (tree_gen_ic_profiler): New function
6728 (tree_gen_ic_func_profiler): New function
6729 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6730 (tree_profile_hooks): Added hook for indirec/virtual calls
6731 * value-prof.c (tree_find_values_to_profile): New case for
6733 (tree_values_to_profile): Call for determining indirect/virtual
6735 (tree_indirect_call_to_profile): New function
6736 (tree_ic_transform): New function
6737 (tree_ic): New function
6738 (find_func_by_pid): New function
6739 (init_pid_map): New function
6740 (tree_value_profile_transformations): Added check for
6741 indirect/virtual call transformation
6742 * value-prof.h (enum hist_type): New counter type for
6743 indirect/virtual calls
6744 (profile_hooks): Added new hook for profiling indirect/virtual
6746 * profile.c (instrument_values): New case for indirect/virtual
6748 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6749 (GCOV_COUNTER_V_INDIR): New counter type
6750 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6751 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6753 * cgraph.c: Definition of cgraph_max_pid
6754 (cgraph_create_node): Default init of pid attribute
6755 * cgraph.h: Declaration of cgraph_max_pid
6756 (struct cgraph_node): Added pid attribute
6757 * libgcov.c (__gcov_indirect_call_profiler): New function
6758 (__gcov_one_value_profiler_body): New function
6759 (__gcov_one_value_profiler): Body was moved to
6760 __gcov_one_value_profiler_body and calls it
6762 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6764 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6765 * gengtype.c (write_types_data, write_func_for_structure,
6766 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6767 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6768 (walk_type, write_func_for_structure): Generate the mark_hook if
6771 2007-01-19 Jan Hubicka <jh@suse.cz>
6773 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6774 'early' argument take inlining mode argument specifying whether to
6775 inline for size/speeed or all functions; add support for flattening;
6777 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6779 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6782 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6783 the name of the declared identifier.
6785 2007-01-19 Dirk Mueller <dmueller@suse.de>
6787 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6788 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6789 duplicate evaluation.
6791 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6793 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6794 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6795 to XFMode, use acosxf2 and truncate result to requested mode.
6796 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6797 (asin<mode>2): Similarly, with asin expanders.
6798 (*fscalexf4_i387): Rename from *fscalexf4.
6799 (expNcorexf3): New expander.
6800 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6801 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6802 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6803 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6804 patterns for SSE math.
6805 (exp10<mode>2): Similarly, with exp10 expanders.
6806 (exp2<mode>2): Similarly, with exp2 expanders.
6807 (expm1<mode>2): Similarly, with expm1 expanders.
6808 (ldexp<mode>3): Similarly, with ldexp expanders.
6809 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6810 Use gen_truncxf<mode>2_i387_noop to truncate result.
6812 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6814 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6815 for ColdFire targets.
6817 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6818 Richard Sandiford <richard@codesourcery.com>
6820 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6821 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6822 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6823 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6824 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6825 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6827 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6829 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6830 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6831 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6832 (*adddi_dilshr32_cf): New pattern.
6833 (adddi3, subdi3): Remove first alternatives.
6835 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6837 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6838 implemented using move.l, do not use its cc result for floating-point
6841 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6843 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6844 from accepting 's' constraints if flag_pic.
6846 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6848 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6849 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6850 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6851 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6853 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6855 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6856 ColdFire alternatives.
6857 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6858 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6859 architectures that support ff1 instruction.
6861 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6862 Julian Brown <julian@codesourcery.com>
6864 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6865 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6866 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6869 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6871 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6873 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6874 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6875 HOST_WIDE_INT instead of an rtx.
6876 (m68k_rtx_costs): Update call accordingly.
6877 (output_move_const_into_data_reg): Likewise. Fix formatting.
6878 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6880 (output_move_simode_const): Update calls after above changes.
6881 Rework to use automatic variables and predicates like MEM_P.
6882 * config/m68k/m68k.md (pushexthisi_const): Update call to
6885 2007-01-19 Dirk Mueller <dmueller@suse.de>
6887 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6890 2007-01-19 Richard Guenther <rguenther@suse.de>
6892 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6893 via cexp in case sincos is not available.
6895 2007-01-19 Richard Guenther <rguenther@suse.de>
6897 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6898 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6899 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6900 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6901 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6902 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6903 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6904 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6906 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6908 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6910 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6911 (atan2xf3): Directly generate RTL pattern.
6912 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6913 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6914 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6915 disable patterns for SSE math.
6916 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6917 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6918 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6919 disable patterns for SSE math.
6921 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6923 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6925 2007-01-18 Roger Sayle <roger@eyesopen.com>
6927 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6928 VIEW_CONVERT_EXPR to the same type as it's operand.
6930 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6932 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6933 configured for long double 128.
6935 2007-01-18 Mike Stump <mrs@apple.com>
6937 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6940 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6942 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6945 2007-01-18 Jan Hubicka <jh@suse.cz>
6947 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6948 greater than NUM_VOP_FREE_BUCKETS.
6950 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6952 * tree-ssa-structalias.c: Update comments.
6953 (ptabitmap_obstack): Removed.
6955 (oldpta_obstack): Ditto.
6956 (stats): Add a few members.
6957 (struct variable_info): Remove node, complex, address_taken, and
6958 indirect_target members. Add oldsolution member.
6959 (new_var_info): Do not initialize removed members.
6960 (constraint_expr_type): Remove INCLUDES.
6961 (constraint_graph): Add size, implicit_preds, rep,
6962 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6963 (FIRST_REF_NODE): New macro.
6964 (LAST_REF_NODE): Ditto.
6965 (FIRST_ADDR_NODE): Ditto.
6966 (find): New function.
6968 (dump_constraint): Do not handle INCLUDES.
6969 (insert_into_complex): Do not insert duplicate constraints.
6970 (condense_varmap_nodes): Renamed and rewritten into ...
6971 (merge_node_constraints): This. Also fix bug in handling of
6972 offseted copy constraints.
6973 (clear_edges_for_node): No longer need to deal with preds at all,
6974 or removing associated preds/succs.
6975 (merge_graph_nodes): Deal with indirect_cycles.
6976 Don't deal with predecessors.
6977 (add_implicit_graph_edge): New function.
6978 (add_pred_graph_edge): Ditto.
6979 (add_graph_edge): Don't deal with predecessors.
6980 (build_constraint_graph): Removed.
6981 (build_pred_graph): New function.
6982 (build_succ_graph): Ditto.
6983 (struct scc_info): Removed in_component. Added roots, dfs, and
6984 node_mapping. Remove visited_index, unification_queue.
6985 (scc_visit): Deal with union-find we do now.
6986 Deal with cycles with REF nodes.
6987 (collapse_nodes): Renamed and rewritten to ...
6988 (unify_nodes): This.
6989 (process_unification_queue): Removed.
6990 (topo_visit): Cleanup
6991 (do_da_constraint): Use find.
6992 (do_sd_constraint): Ditto.
6993 (do_ds_constraint): Ditto.
6994 (do_complex_constraint): Ditto.
6995 (init_scc_info): Update for removed and added members.
6996 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6997 (find_indirect_cycles): This.
6998 (equivalence_class): New variable.
6999 (label_visit): New function.
7000 (perform_variable_substitution): Rewritten.
7001 (free_var_substitution_info): New function.
7002 (find_equivalent_node): Ditto.
7003 (move_complex_constraints): Ditto.
7004 (eliminate_indirect_cycles): Ditto.
7005 (solve_graph): Only propagate changed bits.
7006 Use indirect cycle elimination.
7008 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7009 (tree_id_eq): Renamed to ...
7010 (tree_vi_eq): This. Update for member change
7011 (insert_id_for_tree): Renamed and rewritten to ...
7012 (insert_vi_for_tree): This.
7013 (lookup_id_for_tree): Renamed and rewritten to ...
7014 (lookup_vi_for_tree): This.
7015 (get_id_for_tree): Renamed and rewritten to ...
7016 (get_vi_for_tree): Ditto.
7017 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7018 (process_constraint): Don't handle INCLUDES.
7019 Remove special ADDRESSOF case.
7020 (find_func_aliases): Rewrite to use vi functions instead of id
7022 (create_function_info_for): Ditto.
7023 (create_variable_info_for): Ditto.
7024 (intra_create_variable_infos): Ditto.
7025 (merge_smts_into): Ditto.
7026 (find_what_p_points_to): Ditto.
7027 (init_base_vars): Ditto.
7028 (init_alias_vars): Ditto.
7029 (remove_preds_and_fake_succs): New function.
7030 (dump_sa_points_to_info): Dump new stats.
7031 (dump_solution_for_var): Use find.
7032 (set_used_smts): Fix formatting.
7033 (compute_points_to_sets): Updated for new functions.
7034 (ipa_pta_execute): Ditto.
7036 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7037 Richard Sandiford <richard@codesourcery.com>
7039 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7041 * calls.c (expand_call): If the return value is a PARALLEL,
7042 extract its first member.
7043 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7044 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7045 use FUNCTION_EXTRA_EPILOGUE.
7046 (m68k_function_value): Return a PARALLEL if the return value
7047 is of a pointer type.
7048 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7049 (FUNCTION_EXTRA_EPILOGUE): Remove.
7050 * config/m68k/m68k.md (D0_REG): New constant.
7052 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7054 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7055 output a NOP for empty epilogues.
7057 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7059 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7060 before function. Extend register save check to include all
7061 registers, not just integer ones.
7063 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7065 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7066 (m68k_use_return_insn): ...this.
7067 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7068 * config/m68k/m68k.c (use_return_insn): Rename to...
7069 (m68k_use_return_insn): ...this.
7070 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7073 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7075 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7076 nearest even, fix denormal rounding overflow.
7078 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7080 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7081 f%$smove and f%$move.
7082 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7083 (extendsfdf2_cf): Use fdmove instead of f%&move.
7084 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7085 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7087 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7089 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7092 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7094 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7095 (coldfire_single_format): Declare.
7096 (coldfire_double_format): Likewise.
7097 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7098 of qnan_msb_set to determine the lower bits of a canonical
7100 (encode_ieee_double): Likewise.
7101 (encode_ieee_quad): Likewise.
7102 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7103 (mips_single_format): Likewise.
7104 (ieee_double_format): Likewise.
7105 (mips_double_format): Likewise.
7106 (ieee_extended_motorola_format): Likewise.
7107 (ieee_extended_intel_96_format): Likewise.
7108 (ieee_extended_intel_128_format): Likewise.
7109 (ieee_extended_intel_96_round_53_format): Likewise.
7110 (ibm_extended_format): Likewise.
7111 (mips_extended_format): Likewise.
7112 (ieee_quad_format): Likewise.
7113 (mips_quad_format): Likewise.
7114 (vax_f_format): Likewise.
7115 (vax_d_format): Likewise.
7116 (vax_g_format): Likewise.
7117 (i370_single_format): Likewise.
7118 (i370_double_format): Likewise.
7119 (decimal_single_format): Likewise.
7120 (decimal_double_format): Likewise.
7121 (decimal_quad_format): Likewise.
7122 (c4x_single_format): Likewise.
7123 (c4x_extended_format): Likewise.
7124 (real_internal_format): Likewise.
7125 (coldfire_single_format): New real_format.
7126 (coldfire_double_format): Likewise.
7127 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7128 canonical_nan_lsbs_set.
7129 (pdp11_d_format): Likewise.
7130 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7131 if TARGET_COLDFIRE_CPU.
7133 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7135 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7136 (output_call, m68k_legitimize_call_address): Declare.
7137 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7138 parenthesees. Add support for a 'W' constraint.
7139 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7140 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7141 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7142 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7144 (override_options): Initialize them. Do not set flag_no_function_cse
7145 for TARGET_ID_SHARED_LIBRARY.
7146 (m68k_output_pic_call): Delete.
7147 (m68k_legitimize_call_address): New function.
7148 (print_operand): Remove the %o prefix. Handle the %p prefix.
7149 (output_call): New function.
7150 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7151 target address from the GOT if symbolic jumps are not allowed.
7152 * config/m68k/m68k.md (call, general_operand): Do not set
7153 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7154 Merge separate flag_pic and !flag_pic define_insns into...
7155 (*call, *call_value): ...these new patterns. Match the address
7156 rather than the containing MEM and require it to be a call_operand.
7157 Use output_call to generate the asm template.
7158 * config/m68k/predicates.md (const_call_operand): New predicate.
7159 (call_operand): Likewise.
7161 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7163 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7164 (STACK_GROWS_DOWNWARD): Define to 1.
7165 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7166 comments, emphasizing that these values are only defaults.
7167 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7168 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7170 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7172 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7174 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7175 Richard Sandiford <richard@codesourcery.com>
7177 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7178 (FP_REGNO_P): New macros.
7179 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7180 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7181 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7182 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7184 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7186 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7187 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7189 * config/m68k/t-floatlib: New file, extracting common code from...
7190 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7191 * config/m68k/t-uclinux: Here.
7192 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7193 routines on ColdFire targets.
7195 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7197 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7198 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7199 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7200 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7201 explicitly set MOTOROLA to 1.
7202 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7204 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7205 Nathan Sidwell <nathan@codesourcery.com>
7207 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7208 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7209 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7210 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7211 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7212 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7213 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7214 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7215 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7216 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7217 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7218 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7219 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7220 (DBX_REGISTER_NUMBER): Delete.
7221 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7222 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7223 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7225 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7227 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7228 * config/flat.h: New file.
7229 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7231 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7232 indirect references for -msep-data or -mid-shared-library.
7233 Do not use PC-relative code addresses either.
7234 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7236 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7237 for shared libraries and crt1.o for executables. Use crti.o and
7239 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7240 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7241 Do not add -elf2flt or -shared-lib-id options here.
7242 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7243 Pass -shared-lib-id if -mid-shared-library, taking the library
7244 identifier from -mshared-library-id if given, otherwise
7246 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7247 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7248 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7249 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7250 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7251 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7253 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7254 jump sequence for ISA A and ISA A+.
7255 (PICJUMP): Likewise.
7257 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7259 * config.gcc (m68k-*-uclinux*): Base the port on the common
7260 and m68k GNU/Linux files rather than on the generic ELF ones.
7261 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7262 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7264 2007-01-18 Julian Brown <julian@codesourcery.com>
7265 Richard Sandiford <richard@codesourcery.com>
7267 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7268 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7269 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7271 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7273 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7275 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7277 * doc/install.texi: Document m68k-uclinuxoldabi.
7278 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7279 * config/m68k/uclinux-oldabi.h: New file, copied from
7280 config/m68k/uclinux.h.
7282 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7284 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7285 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7286 (m32r_compute_frame_size): Use unsigned for regno.
7287 (m32r_reload_lr): Use gen_frame_mem.
7289 (m32r_output_function_epilogue): Don't output the function epilogue
7291 (m32r_expand_epilogue): New.
7292 (direct_return): Return false if the function has the interrupt
7294 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7295 * config/m32r/m32r.md (epilogue): New expander.
7296 (return_lr, return_rte): New insns.
7297 (return): Make it expander.
7298 (return_normal): New expander.
7300 2007-01-18 Josh Conner <jconner@apple.com>
7303 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7304 support for UNLE, UNLT, UNGE, and UNGT.
7306 2007-01-18 Jan Hubicka <jh@suse.cz>
7308 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7309 * tree-tailcall (add_virtual_phis): Likewise.
7310 (optimize_tail_call): Return TODOs.
7311 (execute_tail_calls): Return TODOs.
7312 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7313 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7315 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7316 Cleanup cfg using TODO.
7317 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7318 * passes.c (execute_function_todo): When cleanup did something, remove
7320 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7321 (make_edges): Don't cleanup_cfg.
7323 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7325 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7326 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7327 operate on the top of stack.
7328 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7329 register handling of instructions that output to the second
7331 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7332 (move_for_stack_reg): Special-case check for dead destination
7333 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7335 * config/i386/i386.md (UNSPEC_TAN): New constant.
7336 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7337 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7338 to correctly model move of constant 1.0 to top stack slot.
7339 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7340 (unnamed peephole2 pattern): Remove corresponding peephole2
7341 pattern that optimizes tan insn and loading of constant 1.0.
7342 (tanxf2): Use fptanxf4_i387.
7343 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7344 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7345 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7346 disable patterns for SSE math.
7347 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7348 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7350 2007-01-18 Dirk Mueller <dmueller@suse.de>
7351 Richard Guenther <rguenther@suse.de>
7354 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7355 * common.opt (Warray-bounds): Add new warning option.
7356 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7358 * Makefile.in: make tree-vrp.o depend on toplev.h
7359 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7361 (check_array_refs, check_array_bounds, check_array_ref): New.
7363 2007-01-18 Jan Hubicka <jh@suse.cz>
7365 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7366 (execute_ssa_ccp): Return flags conditionally.
7367 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7369 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7371 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7373 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7374 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7376 * Makefile.c (GTFILES): Add cfglayout.h.
7377 * gengtype.c (open_base_files): Likewise.
7378 * cfglayout.c (cfg_layout_function_footer,
7379 cfg_layout_function_header) Reindent to make gengtype happy.
7380 * cfglayout.h (cfg_layout_function_footer,
7381 cfg_layout_function_header): Add GTY(()) marker.
7383 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7385 2007-01-18 Ben Elliston <bje@au.ibm.com>
7387 * genautomata.c (write_automata): Include xstrerror output in the
7388 error message if writing the DFA description file fails.
7390 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7392 * config/mips/mips-protos.h (mips_output_external): Make it
7394 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7395 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7396 (extern_list): Likewise.
7397 (extern_head): Likewise.
7398 (TARGET_ASM_FILE_END): Likewise.
7399 (mips_file_end): Likewise.
7400 (mips_output_external): Rewritten.
7402 2007-01-18 Ben Elliston <bje@au.ibm.com>
7404 * genpreds.c (write_insn_preds_c): Only write out the function
7405 body for regclass_for_constraint if we have register constraints.
7407 2007-01-17 Tom Tromey <tromey@redhat.com>
7409 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7410 * doc/install.texi (Testing): Use sourceware.org.
7411 (Binaries): Likewise.
7412 (Specific): Likewise.
7413 * doc/contrib.texi (Contributors): Use sourceware.org.
7415 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7417 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7418 (AVR_ENHANCED): Rename to ...
7419 (AVR_HAVE_MUL): ... new.
7420 (avr_enhanced_p): Rename to ...
7421 (avr_have_mul_p): ... new.
7422 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7423 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7424 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7425 (avr_have_mul_p): ... new.
7426 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7427 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7428 'avr_enhanced_p' and 'enhanced'.
7429 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7430 AVR_HAVE_MUL instead of AVR_ENHANCED.
7431 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7432 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7433 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7434 instead of AVR_ENHANCED.
7435 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7436 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7437 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7439 2007-01-17 Ian Lance Taylor <iant@google.com>
7441 * vec.h (VEC_reserve_exact): Define.
7442 (vec_gc_p_reserve_exact): Declare.
7443 (vec_gc_o_reserve_exact): Declare.
7444 (vec_heap_p_reserve_exact): Declare.
7445 (vec_heap_o_reserve_exact): Declare.
7446 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7448 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7450 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7451 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7452 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7453 * vec.c (calculate_allocation): Add exact parameter. Change all
7455 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7456 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7457 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7458 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7459 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7460 (vec_heap_p_reserve_exact): New function.
7461 (vec_heap_o_reserve_exact): New function.
7463 2007-01-17 Jan Hubicka <jh@suse.cz>
7465 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7467 2007-01-17 Eric Christopher <echristo@apple.com>
7469 * config.gcc: Support core2 processor.
7471 2007-01-16 Jan Hubicka <jh@suse.cz>
7473 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7474 the names, just unlink the chain so we don't crash on dangling pointers
7477 2007-01-16 Jan Hubicka <jh@suse.cz>
7479 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7480 * tree-pass.h: Reorder to make IPA passes appear toegher.
7481 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7482 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7483 parameters, do not call early inliner.
7484 * ipa-inline.c: Update comments. Include tree-flow.h
7485 (cgraph_decide_inlining): Do not compute inlining parameters.
7486 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7487 be called with function context set up.
7488 (pass_ipa_inline): Remove unreachable functions before pass.
7489 (cgraph_early_inlining): Simplify assuming to be called from the
7491 (pass_early_inline): New pass.
7492 (cgraph_gate_ipa_early_inlining): New gate.
7493 (pass_ipa_early_inline): Turn into simple wrapper.
7494 (compute_inline_parameters): New function.
7495 (gate_inline_passes): New gate.
7496 (pass_inline_parameters): New pass.
7497 (apply_inline): Move here from tree-optimize.c
7498 (pass_apply_inline): New pass.
7499 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7501 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7503 (tree_function_versioning): Do not allocate dummy struct function.
7504 * tree-inline.h (optimize_inline_calls): Update prototype.
7505 * tree-optimize.c (execute_fixup_cfg): Export.
7506 (pass_fixup_cfg): Remove
7507 (tree_rest_of_compilation): Do not apply inlines.
7508 * tree-flow.h (execute_fixup_cfg): Declare.
7509 * Makefile.in (gt-passes.c): New.
7510 * passes.c: Include gt-passes.h
7511 (init_optimization_passes): New passes.
7512 (nnodes, order): New static vars.
7513 (do_per_function_toporder): New function.
7514 (execute_one_pass): Dump current pass here.
7515 (execute_ipa_pass_list): Don't dump current pass here.
7517 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7519 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7520 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7522 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7524 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7525 (strong_alias): Define.
7526 (__gcc_qmul): Provide non-FMA for soft-float.
7532 (__gcc_qunord): New.
7542 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7543 soft-float functions.
7544 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7545 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7546 about long double soft float.
7548 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7549 Tehila Meyzels <tehila@il.ibm.com>
7551 * tree-vectorizer.h (is_pattern_stmt_p): New.
7552 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7553 formatting (tabs instead of spaces). Cleanup and clarify setting
7554 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7555 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7556 (vectorizable_type_demotion): Check that types are integral.
7557 (vectorizable_type_promotion): Likewise.
7558 (vectorizable_store): Fix typo. Eliminate new-line at end of
7561 2007-01-16 Jan Hubicka <jh@suse.cz>
7563 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7566 2007-01-15 Eric Christopher <echristo@apple.com>
7568 * ifcvt.c: Include vec.h, vecprim.h.
7569 (check_cond_move_block): New argument regs.
7570 Reorganize. Add registers used to regs.
7571 (cond_move_process_if_block): Use regs set above as
7574 2007-01-15 Eric Christopher <echristo@apple.com>
7576 * config/darwin.h: Update copyright.
7577 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7578 (LINK_COMMAND_SPEC): Add -u.
7579 (LINK_SPEC): Fix umbrella for above.
7581 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7583 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7586 2007-01-15 Tom Tromey <tromey@redhat.com>
7588 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7589 * doc/install.texi (Testing): Don't mention jacks.
7590 (Configuration): Document --enable-java-maintainer-mode. Move
7591 --with-java-home to libgcj-specific section. Document
7593 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7595 2007-01-15 Jan Hubicka <jh@suse.cz>
7597 * tree-ssa-dce.c (DCE_TODOs): New.
7598 (propagate_necessity): Return if something changed.
7599 (eliminate_unnecessary_stmts): Likewise.
7600 (perform_tree_ssa_dce): Return TODO flags when needed.
7601 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7603 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7605 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7606 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7607 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7608 patterns using X87MODEF12 mode macro. Extend operand 1
7609 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7610 (log10<mode>2): Ditto.
7611 (log2<mode>2): Ditto.
7612 (log1p<mode>2): Ditto.
7613 (logb<mode>2): Ditto.
7614 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7615 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7616 (*fxtractxf3_i387): Rename from *fxtractxf3.
7617 (fxtract_extend<mode>xf3_i387): New insn pattern.
7618 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7619 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7620 and gen_fyl2xxf3_i387().
7622 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7624 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7625 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7626 get_loop_exit_edges. Changed return type to bool.
7627 * cfgloop.h (fix_loop_placement): Declaration removed.
7629 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7631 * param.h (MIN_VECT_LOOP_BOUND): New.
7632 * params.def (MIN_VECT_LOOP_BOUND): New.
7633 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7634 argument - minimum threshold for number of iterations.
7635 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7636 argument to declaration.
7637 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7638 MIN_VECT_LOOP_BOUND.
7639 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7640 slpeel_tree_peel_loop_to_edge with additional argument.
7641 (vect_do_peeling_for_alignment): Likewise.
7642 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7644 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7647 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7650 2007-01-14 Jan Hubicka <jh@suse.cz>
7652 * tree-dfa.c (remove_referenced_var): New function.
7653 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7654 prune referenced vars list too.
7655 * tree-flow.h (remove_referenced_var): Declare.
7657 2007-01-14 Jan Hubicka <jh@suse.cz>
7659 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7661 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7662 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7663 * except.h (verify_eh_throw_table_statements): Kill prototype.
7664 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7665 into call exrepssions.
7666 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7668 * tree-cfg.c: Include pointer-set.h.
7669 (verify_node_sharing): Work on pointer set.
7670 (verify_eh_throw_stmt_node): New.
7671 (verify_stmts): Use pointers sets, verify throw_stmt.
7673 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7675 * ipa-reference.c (analyze_function): Consider also addresses taken
7678 2007-01-12 Roger Sayle <roger@eyesopen.com>
7680 * c-typeck.c (null_pointer_constant_p): Replace use of
7681 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7682 (build_c_cast): Likewise.
7684 2007-01-12 Roger Sayle <roger@eyesopen.com>
7686 * tree.h (force_fit_type_double): Remove unused final argument.
7687 * c-common.c (constant_expression_warning): Replace use of
7688 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7689 (convert_and_check): Likewise.
7690 (shorten_compare): Update call to force_fit_type_double.
7691 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7692 * convert.c (convert_to_pointer): Update call to
7693 force_fit_type_double.
7694 * fold-const.c (force_fit_type_double): Remove overflowed_const
7696 (int_const_binop, fold_convert_const_int_from_int,
7697 fold_convert_const_int_from_real, fold_div_compare,
7698 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7699 fold_abs_const, fold_not_const): Remove the final argument from
7700 calls to force_fit_type_double.
7702 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7704 * configure.ac: Set insn to "nop" for spu-*-* also.
7705 * configure: Regenerate.
7707 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7709 * builtins.def : Add BUILT_IN_FREE.
7711 2007-01-12 Jan Hubicka <jh@suse.cz>
7713 PR tree-optimization/30443
7714 * tree-inline.c (tree_function_versioning): Do not optimize when
7715 cloning for inlining.
7717 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7719 * doc/loop.texi: Document recording of loop exits.
7720 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7721 (update_single_exits_after_duplication,
7722 update_single_exit_for_duplicated_loop,
7723 update_single_exit_for_duplicated_loops): Removed.
7724 (duplicate_loop_to_header_edge): Do not call
7725 update_single_exits_after_duplication and
7726 update_single_exit_for_duplicated_loops.
7727 (loop_version): Do not update single_exit information.
7728 (fix_loop_structure): Use record_loop_exits instead of
7729 mark_single_exit_loops.
7730 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7731 the lists of loop exits.
7732 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7733 split_edge, merge_blocks): Update the lists of loop exits.
7734 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7735 loop_optimizer_init.
7736 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7737 of mark_single_exit_loops.
7738 (loop_optimizer_finalize): Call release_recorded_exits.
7739 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7740 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7741 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7742 update single exit information.
7743 * lambda-code.c (perfect_nestify): Ditto.
7744 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7745 (mark_single_exit_loops): Removed.
7746 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7747 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7748 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7750 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7751 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7752 (verify_loop_structure): Verify consistency of the exit lists.
7753 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7754 (set_single_exit): Removed.
7755 * cfgloop.h (struct loop_exit): New function.
7756 (struct loop): single_exit_ field replaced by exits field.
7757 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7758 (struct loops): Added exits hash.
7759 (mark_single_exit_loops, set_single_exit): Declaration removed.
7760 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7762 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7764 * doc/invoke.texi: Avoid use of @headitem.
7766 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7768 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7770 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7772 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7775 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7776 Richard Sandiford <richard@codesourcery.com>
7778 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7779 * config/m68k/m68k.opt: Resort options.
7780 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7782 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7783 Richard Sandiford <richard@codesourcery.com>
7785 * doc/invoke.texi: Document the macros that are defined by
7786 m68k's -mtune and -mhard-float options.
7787 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7788 (m68k_cpp_cpu_family): Likewise.
7789 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7790 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7791 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7792 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7793 (m68k_cpp_cpu_family): Likewise.
7795 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7797 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7798 macros besides mc68000 as tuning macros. Use a switch statement
7799 to set them and mcpu32.
7801 2007-01-12 Julian Brown <julian@codesourcery.com>
7803 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7804 (TARGET_68040_ONLY): Rename to...
7805 (TARGET_68040): ...this.
7806 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7807 * config/m68k/m68k.md: Likewise.
7809 2007-01-12 Julian Brown <julian@codesourcery.com>
7810 Nathan Sidwell <nathan@codesourcery.com>
7811 Richard Sandiford <richard@codesourcery.com>
7813 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7814 the -mcpu= argument associated with the --with-cpu setting.
7815 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7816 if different from the one implied by the -mcpu setting.
7817 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7818 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7819 * doc/invoke.texi: Mention ColdFire in the introduction to the
7820 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7821 -mno-div and -mhard-float options. Make -m68881 a synonym for
7822 -mhard-float. Document the previously-undocumented -m5206e,
7823 -m528x, -m5307 and -m5407 options. Tweak the existing option
7824 documentation for consistency.
7825 * doc/install.texi: Mention new --with-cpu arguments.
7826 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7827 default CPU if neither -mcpu nor -march are specified.
7828 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7829 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7830 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7831 using m68k_tune to decide between families that implement the
7832 same ISA. Use m68k_tune to set __mcfv4e__.
7833 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7834 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7835 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7836 (FL_ISA_C, FL_ISA_MMU): New macros.
7837 (MASK_COLDFIRE): Delete.
7838 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7839 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7840 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7841 (TARGET_HARD_FLOAT): Do not define here.
7842 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7843 (TUNE_68000): New macro.
7844 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7845 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7846 (TUNE_CFV2): Redefine in terms of m68k_tune.
7847 (uarch_type, target_device, fpu_type): New enums.
7848 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7849 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7850 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7851 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7852 (FL_FOR_isa_c): New macros.
7853 (m68k_isa): New enum.
7854 (m68k_target_selection): New structure.
7855 (all_devices, all_isas, all_microarchs): New tables.
7856 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7857 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7858 (MASK_ALL_CPU_BITS): Delete.
7859 (m68k_find_selection): New function.
7860 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7861 Map the legacy target options to a combination of the new ones.
7862 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7863 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7864 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7866 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7867 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7869 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7870 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7871 * config/m68k/m68k-devices.def: New file.
7873 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7874 Nathan Sidwell <nathan@codesourcery.com>
7876 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7877 (SUBTARGET_EXTRA_SPECS): New macros.
7878 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7879 use %(asm_cpu_spec) instead.
7880 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7881 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7882 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7883 (EXTRA_SPECS): Rename to...
7884 (SUBTARGET_EXTRA_SPECS): ...this.
7886 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7887 Richard Sandiford <richard@codesourcery.com>
7888 Julian Brown <julian@codesourcery.com>
7890 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7891 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7892 to the configuration's default CPU.
7893 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7894 Remove default masks.
7895 (m680[012]0-*-*): Set the default with_cpu to the first part of
7897 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7898 (m68k*-*-linux): Extend the --with-cpu handling to...
7899 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7900 and m68010. Don't set target_cpu_default2.
7901 * doc/install.texi: Document --with-cpu for m68k.
7902 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7903 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7904 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7905 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7906 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7907 (ASM_SPEC): Remove use of %(asm_cpu_default).
7908 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7909 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7910 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7911 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7912 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7913 (TARGET_DEFAULT): Delete.
7914 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7915 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7916 (CPP_CPU_SPEC): Delete.
7917 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7918 the appropriate string.
7919 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7920 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7921 (ASM_SPEC): Don't use %(asm_default_spec).
7922 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7923 TARGET_DEFAULT and add MASK_68881.
7924 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7926 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7928 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7929 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7930 MASK_68010 alongside MASK_68020.
7931 * doc/invoke.texi: Document -m68010.
7932 * config/m68k/m68k.opt (m68010): New.
7933 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7935 (TUNE_68010): New macro.
7936 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7937 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7938 (M68K_CPU_m68332): Add MASK_68010.
7939 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7940 fallback definition.
7941 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7943 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7944 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7945 to all entries that use MASK_68020.
7946 (output_move_simode_const, output_move_himode, output_move_qimode)
7947 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7948 instead of TARGET_68020 to select clr behavior. Remove comment
7949 about there being no TARGET_68010.
7950 * config/m68k/m68k.md: Likewise throughout.
7952 2007-01-12 Julian Brown <julian@codesourcery.com>
7954 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7955 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7956 * config/m68k/m68k.md: Likewise.
7958 2007-01-12 Julian Brown <julian@codesourcery.com>
7960 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7961 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7963 2007-01-12 Julian Brown <julian@codesourcery.com>
7965 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7966 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7967 * config/m68k/m68k.md: Likewise.
7969 2007-01-12 Julian Brown <julian@codesourcery.com>
7970 Richard Sandiford <richard@codesourcery.com>
7972 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7973 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7974 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7976 (TARGET_CPU32): Rename to...
7977 (TUNE_CPU32): ...this.
7978 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7979 (TUNE_CFV2): New macros.
7980 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7981 remove conditions that are implied by TARGET_68020.
7982 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7983 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7984 (m68k_output_function_epilogue): Likewise.
7985 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7986 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7987 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7988 non-68000 timings. Refactor multiplication and division costs.
7989 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7990 TUNE_CPU32 instead of TARGET_CPU32.
7991 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7992 and TUNE_68060 instead of TARGET_68060.
7993 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7994 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7996 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7997 && !TARGET_COLDFIRE" to choose between moveq and clr.
7998 Likewise in the unnamed movsf pattern.
7999 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8000 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8003 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8005 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8006 of tabbing before backslashes.
8008 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8010 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8011 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8012 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8014 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8016 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8017 find_interesting_uses_cond.
8018 (find_interesting_uses_cond): Use extract_cond_operands.
8019 (rewrite_use_compare): Use extract_cond_operands and
8020 force_gimple_operand_bsi. Do not call update_stmt.
8021 (determine_use_iv_cost_condition): Use extract_cond_operands.
8022 Return cheaper of using original bound and changing the exit bound.
8024 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8026 PR tree-optimization/29516
8027 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8028 most_expensive_mult_to_index, addr_to_parts,
8029 create_mem_ref, maybe_fold_tmr): Make the type of
8030 fields of TARGET_MEM_REF sizetype.
8031 (move_fixed_address_to_symbol, move_pointer_to_base):
8033 * tree.def (TARGET_MEM_REF): Add comment on types of
8036 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8038 * c-common.c (vector_types_convertible_p): Treat opaque types as
8039 always convertible if they have the same size, but not otherwise.
8041 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8043 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8044 Remove the b_unconditional field.
8045 (noce_try_sign_mask): Do not look at b_unconditional.
8046 (noce_process_if_block): Do not use merge_if_blocks. Update
8047 the CFG here. Do not set b_unconditional.
8048 (cond_move_process_if_block): Likewise.
8049 (find_cond_trap): Likewise.
8050 (check_cond_move_block): Require simple jump insns at the end
8053 2007-01-11 Jan Hubicka <jh@suse.cz>
8055 PR tree-optimization/1046
8056 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8057 when alias info is not ready.
8058 (pass_tail_recursion): Do not require aliasing.
8059 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8060 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8061 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8062 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8063 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8064 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8065 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8067 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8068 When aliasing is not build, mark statement as volatile.
8070 2007-01-11 Tom Tromey <tromey@redhat.com>
8072 PR preprocessor/15185, PR preprocessor/20989:
8073 * doc/cppopts.texi <-MT>: Update description of algorithm for
8074 computing default target.
8075 <-M, -MD>: Reword "basename" text.
8077 2007-01-11 Roger Sayle <roger@eyesopen.com>
8079 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8080 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8081 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8082 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8083 fold_builtin_bswap, real_constp, fold_builtin_pow,
8084 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8085 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8086 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8087 * convert.c (convert_to_pointer): Likewise.
8088 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8089 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8090 const_binop, fold_convert_const_int_from_int,
8091 fold_convert_const_int_from_real,
8092 fold_convert_const_real_from_real, sign_bit_p,
8093 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8094 fold_sign_changed_comparison, fold_unary, fold_comparison,
8095 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8096 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8097 * print-tree.c (print_node_brief, print_node): Likewise.
8098 * stor-layout.c (place_field, layout_type): Likewise.
8099 * tree-chrec.c (keep_cast): Likewise.
8100 * tree.c (build_vector, build_real, build_real_from_int_cst,
8101 build_complex): Likewise.
8103 2007-01-11 Roger Sayle <roger@eyesopen.com>
8105 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8106 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8108 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8110 * configure.ac (strict1_warn): Rename to strict_warn.
8111 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8112 cc_set_by_configure, quoted_cc_set_by_configure,
8113 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8114 all_boot_languages, all_stagestuff): Remove.
8115 (target_list): Remove bootstrap targets.
8116 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8117 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8118 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8119 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8120 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8121 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8122 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8123 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8124 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8125 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8126 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8127 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8128 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8129 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8130 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8131 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8132 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8133 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8134 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8135 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8136 (mostlyclean): Adjust.
8137 (clean, distclean): Don't mention bootstrap stuff.
8138 * configure: Regenerate.
8139 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8140 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8141 treelang/config-lang.in (stagestuff): Remove.
8142 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8143 stageprofile, stagefeedback, stagestuff): Remove mention.
8145 2007-01-11 Nick Clifton <nickc@redhat.com>
8147 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8149 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8150 (mcore_arith_K_S_operand): Run the test for the S constraint not
8151 the test for the M constraint.
8152 (mcore_addsub_operand): Do not accept integer values that are
8153 larger than 32 bits.
8154 * config/mcore/mcore.md: Remove unused constraints from split.
8155 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8157 (allocate_stack): Likewise.
8158 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8159 operands to 32 bits.
8160 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8162 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8163 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8164 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8165 mcore_output_bclri, mcore_output_andn, output_inline_const,
8166 mcore_output_move, mcore_output_movedouble): Likewise.
8167 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8168 (output_inline_const): Likewise.
8169 (output_inline_const): Fix format strings used in sprintf
8171 * config/mcore/mcore-protos.h: Update prototypes for changed
8172 functions in mcore.c.
8173 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8174 HOST_WIDE_INT and not int.
8175 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8176 CONST_OK_FOR_N): Likewise.
8177 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8178 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8181 2007-01-10 Jan Hubicka <jh@suse.cz>
8183 * tree-vrp.c (remove_range_assertions): Release defs.
8184 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8185 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8187 2007-01-10 Paul Brook <paul@codesourcery.com>
8189 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8190 * config/arm/arm.md (mulsi3subsi): New insn.
8192 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8194 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8195 (tree_transform_and_unroll_loop): New.
8196 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8199 2007-01-10 Robert Kennedy <jimbob@google.com>
8201 * fold-const.c (fold_comparison): Fold comparisons like (x *
8202 1000 < 0) to (x < 0).
8204 2007-01-10 Ian Lance Taylor <iant@google.com>
8206 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8207 operands have the same priority.
8209 2007-01-10 Tom Tromey <tromey@redhat.com>
8211 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8212 (fold_binary): Likewise.
8213 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8214 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8215 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8216 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8217 * langhooks.h (struct lang_hooks): Removed field
8218 'can_use_bit_fields_p'.
8220 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8222 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8224 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8226 * function.c (get_last_funcdef_no): New function.
8227 * function.h (get_last_funcdef_no): Declare.
8228 * tree-inline.c (initialize_cfun): Add initialization.
8229 (tree_function_versioning): Cleanup.
8231 2007-01-10 Jan Hubicka <jh@suse.cz>
8233 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8236 2007-01-10 Sa Liu <saliu@de.ibm.com>
8237 Ben Elliston <bje@au.ibm.com>
8239 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8240 for SAVE_NONLOCAL and Pmode for any other save level.
8241 * spu-protos.h (spu_restore_stack_block): Declare.
8242 * spu.md (save_stack_block): Remove.
8243 (restore_stack_block): Call spu_restore_stack_block.
8244 * spu.c (spu_restore_stack_block): New function.
8245 (spu_expand_epilogue): Remove old comment.
8247 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8249 PR tree-optimization/30322
8250 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8251 (cand_value_at): Return the value as aff_tree.
8252 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8253 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8254 aff_combination_mult): New functions.
8255 (aff_combination_add): Use aff_combination_add_cst.
8256 (aff_combination_convert): Allow conversions to a wider type.
8257 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8258 * tree-affine.h (aff_combination_mult): Declare.
8260 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8262 * doc/tm.texi: Update documentation to reflect reality of exec
8263 and start file search behaviours. Update copyright year.
8264 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8265 header file directories.
8267 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8269 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8270 (*cosxf2): Rename to cosxf2_i387.
8271 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8272 using X87MODEF12 mode macro. Rename patterns to
8273 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8275 (*cosdf2, *cossf2): Ditto.
8276 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8277 to match extended input operands.
8278 (sincos<mode>3): New expander.
8279 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8280 insn patterns and corresponding splitters.
8282 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8284 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8285 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8287 2007-01-09 Nicolas Pitre <nico@cam.org>
8290 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8292 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8294 * target.h (struct gcc_target): New field library_rtti_comdat.
8295 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8296 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8297 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8298 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8300 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8302 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8304 2007-01-08 Richard Guenther <rguenther@suse.de>
8306 * tree.h (force_fit_type_double): Export.
8307 (force_fit_type): Remove.
8308 * fold-const.c (force_fit_type_double): New function.
8309 (force_fit_type): Remove.
8310 (int_const_binop): Use it.
8311 (fold_convert_const_int_from_int): Likewise.
8312 (fold_convert_const_int_from_real): Likewise.
8313 (fold_div_compare): Likewise.
8314 (fold_sign_changed_comparison): Likewise.
8315 (fold_unary): Likewise.
8316 (fold_negate_const): Likewise.
8317 (fold_abs_const): Likewise.
8318 (fold_not_const): Likewise.
8319 * c-common.c (shorten_compare): Use force_fit_type_double.
8320 * convert.c (convert_to_pointer): Likewise.
8322 2007-01-08 Richard Guenther <rguenther@suse.de>
8324 * tree.h (build_int_cst_wide_type): Export.
8325 * tree.c (build_int_cst_wide_type): New function.
8326 (build_int_cst_wide): Fix comment.
8327 * builtins.c (fold_builtin_object_size): Use build_int_cst
8328 to build -1 or 0 of the correct type. Use fit_double_type
8329 to check for overflow.
8330 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8332 (decode_field_reference): Likewise.
8333 (all_ones_mask_p): Likewise.
8334 (native_interpret_int): Use build_int_cst_wide_type.
8335 (fold_binary): Use build_int_cst_type to build an all-ones
8337 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8339 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8341 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8343 2007-01-09 Ben Elliston <bje@au.ibm.com>
8345 * genautomata.c (STATS_OPTION): New option.
8346 (stats_flag): New flag.
8347 (gen_automata_option): Handle it.
8348 (initiate_automaton_gen): Ditto.
8349 (write_automata): Output statistics only if stats_flag is
8350 set. Likewise, output time statistics only if time_flag is set.
8351 * doc/md.texi (Processor pipeline description): Document new flag.
8353 2007-01-08 Richard Guenther <rguenther@suse.de>
8355 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8356 * tree.c (build_int_cst_type): Likewise.
8357 (size_in_bytes): Don't call force_fit_type on the result.
8358 (int_fits_type_p): Use fit_double_type.
8359 * fold-const.c (fit_double_type): New function.
8360 (force_fit_type): Use it.
8361 * tree.h (fit_double_type): Export.
8363 2007-01-08 Jan Hubicka <jh@suse.cz>
8365 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8366 * ipa.c (function_and_variable_visibility): Fix return type.
8368 2007-01-08 Richard Guenther <rguenther@suse.de>
8370 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8371 of offset to build the index.
8372 * tree-pretty-print.c (dump_generic_node): Don't build negated
8373 const just for printing.
8374 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8375 * builtins.c (fold_builtin_int_roundingfn): Check if result
8376 fits the type by using force_fit_type and comparing the result.
8377 * predict.c (predict_loops): Use compare_tree_int for comparison.
8378 * tree.c (build_int_cst): Fall back to integer_type_node for
8380 (build_int_cst_wide): Assert type is non-null.
8382 2007-01-08 Roberto Costa <roberto.costa@st.com>
8384 * tree-vrp.c (extract_range_from_cond_expr): New.
8385 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8386 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8388 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8389 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8390 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8391 used as expressions.
8392 * tree-object-size.c (cond_expr_object_size): New.
8393 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8395 2007-01-08 Jan Hubicka <jh@suse.cz>
8397 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8398 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8401 2007-01-08 Richard Guenther <rguenther@suse.de>
8403 PR tree-optimization/23603
8404 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8405 (extract_range_from_binary): Fall back to truthvalue instead of
8406 varying for TRUTH_*_EXPR.
8407 (extract_range_from_comparison): Fall back to truthvalue instead of
8409 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8410 if all visited PHI values were constant.
8412 2007-01-08 Jan Hubicka <jh@suse.cz>
8414 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8415 (cgraph_analyze_function): break out from ...
8416 (cgraph_finalize_compilation_unit): ... here.
8417 (cgraph_expand_function): Remove forgoten commented out line.
8418 (cgraph_optimize): Analyze functions.
8420 2007-01-08 Jan Hubicka <jh@suse.cz>
8422 * tree-pas.h (TODO_remove_function): New flag.
8423 (TODO_update*): Renumber.
8424 (pass_ipa_increase_alignment,
8425 pass_ipa_function_and_variable_visibility): New passes.
8426 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8427 (cgraph_function_and_variable_visibility): Move to ipa.c
8428 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8429 cgraph_increase_alignment.
8430 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8431 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8432 calling tree-inline.
8433 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8434 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8435 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8436 (gate_increase_alignment): New function.
8437 (pass_ipa_increase_alignment): New pass.
8438 * ipa.c: Inline tree-pass.h and timevar.h
8439 (function_and_variable_visibility): Move here from cgraphunit.c
8440 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8441 * passes.c (init_optimization_passes): Add the two new passes.
8442 (execute_todo): Handle cgraph_remove_functions.
8444 2007-01-08 Nick Clifton <nickc@redhat.com>
8446 * config/frv/predicates.md (reg_or_0_operand): Accept
8449 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8451 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8452 * config.gcc: Add bfin*-rtems*.
8454 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8456 * c.opt: Add -flax-vector-conversions.
8457 * c-typeck.c (convert_for_assignment): Pass flag to
8458 vector_types_convertible_p to allow emission of note.
8459 (digest_init): Likewise.
8460 * c-opts.c: Handle -flax-vector-conversions.
8461 * c-common.c (flag_lax_vector_conversions): New.
8462 (vector_types_convertible_p): Unless -flax-vector conversions
8463 has been passed, disallow conversions between vectors with
8464 differing numbers of subparts and/or element types. If such
8465 a conversion is disallowed, possibly emit a note on the first
8466 occasion only to inform the user of -flax-vector-conversions.
8467 The new last argument specifies this.
8468 * c-common.h (flag_lax_vector_conversions): New.
8469 (vector_types_convertible_p): Add extra argument.
8470 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8471 char_type_node for V*QI type vectors.
8472 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8473 Update to satisfy new typechecking rules.
8474 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8476 * doc/invoke.texi (C Dialect Options): Document
8477 -flax-vector-conversions.
8479 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8481 PR tree-optimization/29877
8482 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8483 a register variable on the RHS to not be replaceable.
8485 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8486 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8487 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8488 const_simm15, const_pow2, const_npow2): Added.
8489 * config/score/misc.md (insv, extv, extzv, movmemsi,
8490 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8491 * config/score/score.c (score_address_cost, score_select_cc_mode):
8493 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8494 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8495 Update score_print_operand.
8496 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8497 Adjust register allocate order and update some macro define.
8498 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8499 mdx_block_move_straight, mdx_block_move_loop_head,
8500 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8501 mdx_block_move): Added.
8502 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8503 mdp_limm): Updated and fix some bug and typo.
8504 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8505 (movsf, movdf, doloop_end): Added.
8507 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8509 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8510 config/arm/thumb2.md: Fix comment typos.
8511 * doc/extend.texi: Fix a typo.
8513 2007-01-07 Eric Christopher <echristo@apple.com>
8515 * configure.ac: Check for __stack_chk_fail for darwin.
8516 * configure: Regenerate.
8518 2007-01-07 Richard Guenther <rguenther@suse.de>
8520 * tree-vrp.c (extract_range_from_assert): CSE calls to
8521 compare_values where possible.
8522 (extract_range_from_unary_expr): Likewise.
8524 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8526 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8527 * config/avr/avr.c (call_insn_operand): Delete function.
8528 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8529 instead of register number. Use predicates.
8530 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8531 call_insn_operand): Add.
8533 2007-01-06 Jan Hubicka <jh@suse.cz>
8535 * tree-pass.h (pass_build_cgraph_edges): Declare.
8536 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8537 (visited_nodes): Remove.
8538 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8539 build_cgrpah_edges; make visited_nodes local.
8540 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8541 (record_references_in_initializer): Move to cgraphbuild.c
8542 (initialize_inline_failed, rebuild_cgraph_edges,
8543 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8544 (verify_cgraph_node): Make visited_nodes local.
8545 (cgraph_analyze_function): Do not call cgraph_create_edges and
8546 initialize_inline_failed.
8547 (cgraph_expand_function): Do not call cgraph_lower_function;
8548 assert that function is already lowered.
8549 * Makefile.in (cgraphbuild.o): New.
8550 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8551 at the end of lowering passes.
8553 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8555 * ifcvt.c (cond_move_convert_if_block): New function, code
8556 factored out from...
8557 (cond_move_process_if_block): ...here. Call the new function
8558 on the THEN and ELSE blocks.
8559 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8560 already takes care of this.
8562 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8565 * tree.h (TREE_OVERFLOW_P): New.
8566 * c-typeck.c (parser_build_unary_op): Warn only if result
8567 overflowed and operands did not.
8568 (parser_build_binary_op): Likewise.
8569 (convert_for_assignment): Remove redundant overflow_warning.
8570 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8572 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8574 * c-typeck.c (store_init_value): Split over two lines to follow
8575 the GNU coding style.
8577 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8579 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8580 __GXX_EXPERIMENTAL_CXX0X__.
8581 * doc/cpp.texi: Same.
8583 2007-01-05 Richard Guenther <rguenther@suse.de>
8586 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8587 with mismatched types. Instead explicitly build a
8588 conversion NOP_EXPR.
8590 2007-01-05 Ian Lance Taylor <iant@google.com>
8592 * c-common.c (decl_with_nonnull_addr_p): New function.
8593 (c_common_truthvalue_conversion): Call it.
8594 * c-typeck.c (build_binary_op): Likewise.
8595 * c-common.h (decl_with_nonnull_addr_p): Declare.
8597 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8600 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8603 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8605 * doc/install.texi (Final install): Document the fact that
8606 the GNAT runtime should not be stripped.
8608 2007-01-04 Jan Hubicka <jh@suse.cz>
8610 * tree-inline.c (fold_marked_statements): Update operand caches
8611 and EH after folding
8613 2007-01-04 Ian Lance Taylor <iant@google.com>
8615 * c-common.c (check_function_nonnull): Whitespace fix.
8617 2007-01-04 Jan Hubicka <jh@suse.cz>
8619 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8620 comitted older version of patch.
8621 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8622 function, celanup cfg and collect garbage.
8624 2007-01-04 Mike Stump <mrs@apple.com>
8626 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8629 2007-01-04 Eric Christopher <echristo@apple.com>
8631 * libgcc2.c (__bswapsi2): Use SItype.
8632 (__bswapdi2): Use DItype.
8633 * libgcc2.h: Update for above.
8635 2007-01-04 Paul Brook <paul@codesourcery.com>
8637 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8638 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8639 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8640 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8641 umulsi3_highpart): Make conditional on !arm_arch6.
8642 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8643 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8644 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8645 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8646 umulsi3_highpart_v6): New insns.
8648 2007-01-04 Roger Sayle <roger@eyesopen.com>
8650 * fold-const.c (fold_convert): When casting an expression to void,
8651 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8652 have a type. Instead of attempting to build a NOP_EXPR, return
8653 these "special" trees directly.
8655 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8657 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8658 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8659 rs6000_cost->fp not 0 as adjustment for outer NEG.
8661 2007-01-04 Jan Hubicka <jh@suse.cz>
8663 * cgraph.c (cgraph_release_function_body): New function.
8664 (cgraph_remove_node): Use it.
8665 * cgraph.h (cgraph_release_function_body): Declare.
8666 * cgraphunit.c (cgraph_expand_function): Use it.
8667 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8668 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8669 is initialized and while compilation of other function is running.
8670 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8671 statement CFG annotations from here to ...
8672 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8674 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8676 * cfgloop.h (enum li_flags): Make the constants powers of two.
8678 2007-01-04 Jan Hubicka <jh@suse.cz>
8680 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8682 (fold_marked_statements): New function.
8683 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8684 * tree-inline.h (copy_body_data): Add statements_to_fold.
8686 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8688 * config.gcc: Mention libgcc/config.host.
8689 * Makefile.in: Update comments mentioning libgcc.
8690 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8691 (all.cross, start.encap, rest.encap, rest.cross): Update
8692 dependencies for libgcc move.
8693 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8694 (clean-target, clean-target-libgcc): Delete.
8695 (srcdirify, GCC_EXTRA_PARTS): New macros.
8696 (libgcc-support, libgcc.mvars): New rules.
8697 (distclean): Remove mention of mklibgcc.
8698 (install): Don't reference INSTALL_LIBGCC.
8699 (install-common): Don't reference EXTRA_PARTS.
8700 (install-libgcc, install-multilib): Delete rules.
8701 * mklibgcc.in: Delete file.
8702 * doc/configfiles.texi: Don't mention mklibgcc.
8704 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8705 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8706 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8707 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8708 (mklibgcc, ldblspecs): Likewise.
8710 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8711 (posixpre.def): Use $(T).
8712 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8713 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8714 (SHLIB_LINK): Make dummy.
8715 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8717 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8719 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8720 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8721 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8722 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8724 * configure.ac (all_outputs): Remove mklibgcc.
8725 * configure: Regenerated.
8727 2007-01-03 Josh Conner <jconner@apple.com>
8730 * calls.c (compute_argument_addresses): Set stack and stack_slot
8731 for partial args, too.
8732 (store_one_arg): Use locate.size.constant for the size when
8733 generating a save_area.
8735 2007-01-03 Robert Kennedy <jimbob@google.com>
8737 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8738 whose definitions are deleted due to basic block merging.
8740 2007-01-03 Paul Brook <paul@codesourcery.com>
8743 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8745 (use_return_insn): Return 0 for Thumb interrupt functions.
8746 (print_multi_reg): Add rfe argument for IRQ returns.
8747 (arm_output_epilogue): Pop interrupt return address directly into PC.
8748 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8750 2007-01-03 Paul Brook <paul@codesourcery.com>
8752 Merge from sourcerygxx-4_1.
8753 * config/arm/thumb2.md: New file.
8754 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8756 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8757 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8758 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8759 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8761 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8762 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8764 * config/arm/ieee754-sf.S: Ditto.
8765 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8766 (thumb1_base_register_rtx_p): ... to this.
8767 (thumb_index_register_rtx_p): Rename...
8768 (thumb1_index_register_rtx_p): ... to this.
8769 (thumb_output_function_prologue): Rename...
8770 (thumb1_output_function_prologue): ... to this.
8771 (thumb_legitimate_address_p): Rename...
8772 (thumb1_legitimate_address_p): ... to this.
8773 (thumb_rtx_costs): Rename...
8774 (thumb1_rtx_costs): ... to this.
8775 (thumb_compute_save_reg_mask): Rename...
8776 (thumb1_compute_save_reg_mask): ... to this.
8777 (thumb_final_prescan_insn): Rename...
8778 (thumb1_final_prescan_insn): ... to this.
8779 (thumb_expand_epilogue): Rename...
8780 (thumb1_expand_epilogue): ... to this.
8781 (arm_unwind_emit_stm): Rename...
8782 (arm_unwind_emit_sequence): ... to this.
8783 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8784 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8785 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8786 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8787 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8788 thumb2_output_casesi): New functions.
8789 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8790 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8791 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8792 THUMB2_WORK_REGS): Define.
8793 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8794 arm_condexec_mask, arm_condexec_masklen)): New variables.
8795 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8796 (arm_override_options): Check new CPU capabilities.
8797 Set new architecture flag variables.
8798 (arm_isr_value): Handle v7m interrupt functions.
8799 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8801 (const_ok_for_arm): Handle Thumb-2 constants.
8802 (arm_gen_constant): Ditto. Use movw when available.
8803 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8805 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8806 (thumb_find_work_register, arm_load_pic_register,
8807 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8808 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8809 print_multi_reg, output_mov_long_double_fpa_from_arm,
8810 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8811 output_mov_double_fpa_from_arm, output_move_double,
8812 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8813 output_return_instruction, arm_output_function_prologue,
8814 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8815 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8816 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8817 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8818 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8819 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8821 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8822 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8823 (arm_file_start): Output directive for unified syntax.
8824 (arm_unwind_emit_set): Handle stack alignment instruction.
8825 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8826 Add v6t2, v7, v7a, v7r and v7m.
8827 (RETLDM): Add Thumb-2 code.
8828 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8829 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8830 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8831 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8832 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8833 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8834 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8835 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8836 ADJUST_INSN_LENGTH): Define.
8837 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8838 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8839 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8840 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8841 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8842 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8843 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8844 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8845 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8846 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8847 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8848 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8849 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8850 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8851 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8852 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8853 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8855 * config/arm/arm-tune.md: Regenerate.
8856 * config/arm/arm-protos.h: Update prototypes.
8857 * config/arm/vfp.md: Enable patterns for Thumb-2.
8858 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8859 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8860 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8861 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8862 * config/arm/libunwind.S: Add Thumb-2 code.
8863 * config/arm/constraints.md: Update include Thumb-2.
8864 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8865 * config/arm/ieee754-df.S: Ditto.
8866 * config/arm/bpabi.S: Ditto.
8867 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8868 * config/arm/predicates.md (low_register_operand,
8869 low_reg_or_int_operand, thumb_16bit_operator): New.
8870 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8871 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8872 * config/arm/t-arm-elf: Add armv7 multilib.
8873 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8875 (UNSPEC_STACK_ALIGN, ce_count): New.
8876 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8877 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8879 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8880 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8881 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8882 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8883 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8884 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8886 * doc/extend.texi: Document ARMv7-M interrupt functions.
8887 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8889 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8891 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8892 (struct _Unwind_Context): Rename args_size to flags, remove
8893 signal_frame field, add a new args_size field and version field.
8894 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8895 _Unwind_IsExtendedContext): New inline functions.
8896 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8897 Assume by_value array is only present if _Unwind_IsExtendedContext.
8898 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8899 _Unwind_IsSignalFrame.
8900 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8901 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8902 (uw_init_context_1): Initialize context->flags to
8903 EXTENDED_CONTEXT_BIT.
8904 * config/rs6000/linux-unwind.h (frob_update_context): Use
8905 _Unwind_SetSignalFrame.
8907 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8910 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8911 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8914 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8916 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8917 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8918 RET, AT_SP): Remove.
8919 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8922 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8923 * cfgbuild.c (find_basic_blocks): Likewise.
8924 * cfgrtl.c (rtl_create_basic_block): Likewise.
8925 * function.c (temp_slots_at_level): Likewise.
8926 * reg-stack.c (stack_regs_mentioned): Likewise.
8927 * regclass.c (allocate_reg_info): Likewise.
8928 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8929 set_bb_for_stmt, move_block_to_fn): Likewise.
8930 * tree-complex.c (tree_lower_complex): Likewise.
8931 * vec.h (VEC_safe_grow_cleared): New.
8933 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8935 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8937 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8938 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8940 * cfgloopmanip.c (scale_loop_frequencies): Export.
8941 (loopify): Scale the frequencies by prescribed coefficients.
8942 (set_zero_probability): New function.
8943 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8944 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8945 and frequencies according to arguments.
8946 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8948 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8949 * modulo-sched.c (sms_schedule): Set probabilities for entering
8950 versioned loop correctly.
8951 * tree-vect-transform.c (vect_transform_loop): Ditto.
8952 * cfgloop.h (loopify, loop_version): Declaration changed.
8953 (scale_loop_frequencies): Declared.
8955 2007-01-02 Jan Hubicka <jh@suse.cz>
8957 * cgraph.c: Include tree-flow.h
8958 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8960 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8961 * tree-pass.h (pass_all_early_optimizations): Declare.
8962 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8964 (cgraph_analyze_function): Do early_local_passes.
8965 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8966 Do not add referenced vars.
8967 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8969 (gate_all_early_local_passes): New gate.
8970 (pass_early_local_passes): Use new gate.
8971 (execute_early_local_optimizations): New functions.
8972 (gate_all_early_optimizations): New gate.
8973 (pass_all_early_optimizations): New pass.
8974 (execute_free_datastructures): Free SSA only when initialized.
8975 (gate_init_datastructures): Init only when optimizing.
8976 (tree_lowering_passes): Do early local passes when called late.
8977 * tree-profile.c (do_tree_profiling): Don't profile functions added
8979 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8980 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8982 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8983 during early_local_passes.
8984 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8987 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8989 * Makefile.in: Update copyright year.
8991 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8993 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8994 in $(lang_checks) and check-consistency targets.
8996 2007-01-02 Jan Hubicka <jh@suse.cz>
8998 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8999 Do not add referenced vars.
9000 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9002 * passes.c (init_optimization_passes): Put mudflap_2 after
9003 free_datastructures.
9005 2007-01-02 Jan Hubicka <jh@suse.cz>
9007 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9008 Set NOTHROW flag on call statements proved to be nothrow.
9009 Update statement of local calls so new pure/const functions are
9010 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9012 (tree_rest_of_compilation): Register hooks and initialize bitmap
9013 early. Do not set after_inlining flag.
9015 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9017 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9018 HOST_BITS_PER_LONGLONG
9020 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9023 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9024 warning for non-static initializers.
9026 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9028 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9029 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9030 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9031 Always use set_unique_reg_note to add REG_EQUAL notes.
9033 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9036 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9038 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9039 * cfgbuild.c (find_basic_blocks): Likewise.
9040 * cfgrtl.c (rtl_create_basic_block): Likewise.
9041 * function.c (temp_slots_at_level): Likewise.
9042 * reg-stack.c (stack_regs_mentioned): Likewise.
9043 * regclass.c (allocate_reg_info): Likewise.
9044 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9045 set_bb_for_stmt, move_block_to_fn): Likewise.
9046 * tree-complex.c (tree_lower_complex): Likewise.
9047 * vec.h (VEC_safe_grow_cleared): New.
9049 2007-01-02 Ian Lance Taylor <iant@google.com>
9051 * c-common.c (c_common_truthvalue_conversion): When warning about
9052 using an assignment as a truth value, set TREE_NO_WARNING.
9054 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9057 * c.opt (Wold-style-declaration): New.
9058 * doc/invoke.texi (C-only Warning Options): New.
9059 (Wold-style-declaration): Document it.
9060 (Wextra): Enabled by -Wextra.
9061 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9062 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9063 -Wold-style-declaration.
9065 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9067 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9068 * cfgbuild.c (find_basic_blocks): Likewise.
9069 * cfgrtl.c (rtl_create_basic_block): Likewise.
9070 * function.c (temp_slots_at_level): Likewise.
9071 * reg-stack.c (stack_regs_mentioned): Likewise.
9072 * regclass.c (allocate_reg_info): Likewise.
9073 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9074 set_bb_for_stmt, move_block_to_fn): Likewise.
9075 * tree-complex.c (tree_lower_complex): Likewise.
9076 * vec.h (VEC_safe_grow_cleared): New.
9078 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9080 * c-common.c (c_common_nodes_and_builtins): Since variants of
9081 void_type_node get built before it is given a name, we need to
9082 give those variants the name, too.
9083 (complete_array_type): We need to work with the canonical main
9084 type of the array, from which we will build the qualified version.
9085 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9086 * print-tree.c (print_node): Display canonical type information
9088 * stor-layout.c (layout_type): When we don't know the
9089 alignment of a type for which we're building an array, we end up
9090 guessing wrong, so make the type require structural equality.
9091 * tree.c (make_node_stat): When we build a new type, it is its
9093 (build_type_attribute_qual_variant): When building an attribute
9094 variant, its canonical type is the non-attribute variant. However,
9095 if the attributes are target-dependent and they differ, we need to
9096 use structural equality checks for this type.
9097 (build_qualified_type): A qualified type is not equivalent to its
9098 unqualified variant; set the canonical type appropriately.
9099 (build_distinct_type_copy): When building a distinct type from
9100 another type, the new type is its own canonical type.
9101 (build_variant_type_copy): When building a new type variant, we
9102 assume that it is equivalent to the original type.
9103 (build_pointer_type_for_mode): When building a pointer type, also
9104 build a canonical type pointer.
9105 (build_reference_type_for_mode): When building a reference type,
9106 also build a canonical type reference.
9107 (build_index_type): When we can't hash an index type (e.g.,
9108 because its maximum value is negative), the index type requires
9109 structural equality tests.
9110 (build_array_type): Build the canonical form of an array type.
9111 (build_function_type): Function types require structural equality,
9112 because they contain default arguments, attributes, etc.
9113 (build_method_type_directly): Ditto for method types.
9114 (build_offset_type): Build the canonical offset type.
9115 (build_complex_type): Build the canonical vector type.
9116 (make_vector_type): Build the canonical vector type.
9117 * tree.h (TYPE_CANONICAL): New.
9118 (TYPE_STRUCTURAL_EQUALITY_P): New.
9119 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9120 (struct tree_type): Added "canonical" field.
9121 * params.h (VERIFY_CANONICAL_TYPES): New.
9122 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9123 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9124 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9125 * doc/invoke.texi (verify-canonical-types): Document --param
9126 parameter for verifying canonical types.
9128 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9130 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9131 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9132 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9133 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9135 * config/rs6000/e500.h: New.
9136 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9137 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9139 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9140 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9141 TARGET_E500_DOUBLE): Remove.
9142 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9143 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9144 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9145 * config/rs6000/rs6000.c (rs6000_override_options): Use
9148 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9150 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9151 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9152 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9153 rs6000_emit_cmove): Don't check TARGET_E500.
9154 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9155 sordered): Don't check TARGET_E500.
9157 2007-01-01 Eric Christopher <echristo@apple.com>
9159 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9160 HARD_REGISTER_NUM_P.
9162 2007-01-01 Roger Sayle <roger@eyesopen.com>
9164 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9165 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9166 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9169 2007-01-01 Mike Stump <mrs@apple.com>
9171 * configure.ac: Remove support for building with Apple's gcc-3.1.
9173 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9176 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9177 REG is a hard register. Do not modify REG before calling
9179 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9180 multiple of the size of YMODE for certain lowpart cases.
9182 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9185 * gimplify (voidify_wrapper_expr): Update for
9188 2007-01-01 Andreas Schwab <schwab@suse.de>
9191 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9192 save of BR0 in extra_spill_size instead of spill_size.
9193 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9195 (ia64_expand_epilogue): Restore BR0 from its new location.
9197 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9199 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9200 Use a temporary variable if the left hand side is not a gimple
9203 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9205 * gimplify.c (gimplify_return_expr): Make the temporary variable
9206 for the return expression, a gimple register variable.
9208 2007-01-01 Jan Hubicka <jh@suse.cz>
9210 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9213 2007-01-01 Mike Stump <mrs@apple.com>
9215 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9217 * config/darwin.c (machopic_select_rtx_section): Use
9219 (darwin_mergeable_constant_section): Likewise.
9220 * configure: Regenerate.
9221 * config.in: Regenerate.
9223 2007-01-01 Jan Hubicka <jh@suse.cz>
9224 Andrew Pinski <pinskia@gmail.com>
9226 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9227 before starting IPA passes.