1 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
3 PR tree-optimization/30784
4 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
7 2007-03-25 Revital Eres <eres@il.ibm.com>
9 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
10 Fold movement_possibility function into it.
12 2007-03-25 David Edelsohn <edelsohn@gnu.org>
14 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15 (load_macho_picbase_{si,di}): Convert to LR hard reg.
16 (call_indirect_nonlocal_darwin64): Same.
17 (call_nonlocal_darwin64): Same.
18 (call_value_indirect_nonlocal_darwin64): Same.
19 (call_value_nonlocal_darwin64): Same.
20 (sibcall_nonlocal_darwin64): Same.
21 (sibcall_value_nonlocal_darwin64): Same.
22 (sibcall_symbolic_64): Same.
23 (sibcall_value_symbolic_64): Same.
24 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
26 (rs6000_emit_load_toc_table): Same.
27 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
28 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
34 (load_toc_v4_pic_si): Same
35 (load_toc_v4_PIC_1): Same.
36 (load_toc_v4_PIC_1b): Same.
37 (call_indirect_aix{32,64}): Same.
38 (call_value_indirect_aix{32,64}): Same.
41 (call_local{32,64}): Same.
42 (call_value_local{32,64}): Same.
43 (call_indirect_nonlocal_aix{32,64}): Same.
44 (call_nonlocal_aix{32,64}): Same.
45 (call_value_indirect_nonlocal_aix{32,64}): Same.
46 (call_value_nonlocal_aix{32,64}): Same.
47 (call_indirect_nonlocal_sysv<mode>): Same.
48 (call_nonlocal_sysv<mode>): Same.
49 (call_value_indirect_nonlocal_sysv<mode>): Same.
50 (call_value_nonlocal_sysv<mode>): Same.
52 (sibcall_local{32,64}): Same.
53 (sibcall_value_local{32,64}): Same.
54 (sibcall_nonlocal_aix{32,64}): Same.
55 (sibcall_value_nonlocal_aix{32,64}): Same.
56 (sibcall_nonlocal_sysv<mode>): Same.
57 (sibcall_value): Same.
58 (sibcall_value_nonlocal_sysv<mode>): Same.
60 2007-03-24 Paul Brook <paul@codesourcery.com>
62 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
63 * config/arm/linux-eabi.h: Remove legacy syscall hack.
65 2007-03-24 Richard Henderson <rth@redhat.com>
67 * config/ia64/constraints.md: New file.
68 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
69 satisfies_constraint_?.
70 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
71 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
72 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
73 ia64_output_mi_thunk): Likewise.
74 (ia64_const_ok_for_letter_p): Remove.
75 (ia64_const_double_ok_for_letter_p): Remove.
76 (ia64_extra_constraint): Remove.
77 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
78 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
79 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
80 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
81 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
82 EXTRA_MEMORY_CONSTRAINT): Remove.
83 * config/ia64/ia64.md: Include constriants.md. Replace
84 CONST_OK_FOR_? with satisfies_constraint_?.
86 2007-03-23 Michael Meissner <michael.meissner@amd.com>
87 H.J. Lu <hongjiu.lu@intel.com>
89 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
91 (name macros): Use DPD_BID_NAME to convert names properly.
93 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
94 decimal floating point format.
95 (init_floating_libfuncs): Change decimal functions so that they
96 have a "bid_" prefix if the decimal system uses the BID format,
97 and "dpd_" prefix if the decimal system uses the DPD format.
98 (init_interclass_conv_libfuncs): Ditto.
99 (init_intraclass_conv_libfuncs): Ditto.
101 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
102 using the BID format.
104 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
105 whether we are using the BID decimal format.
106 * configure: Regenerate.
108 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
109 the compiler has decimal floating point enabled. Define
110 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
113 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
114 using the BID format.
116 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
117 whether we are using the BID decimal format.
118 * configure: Regenerate.
120 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
121 the compiler has decimal floating point enabled. Define
122 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
125 * doc/install.texi (--enable-decimal-float): Document BID and DPD
126 options, and that it is enabled for i386/x86_64 systems.
128 * Makefile.in (enable_decimal_float): New.
130 (DECNUMINC): Add -I$(DECNUMFMT).
131 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
132 to $(DECNUMFMT) from $(DECNUM).
134 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
135 Substitute enable_decimal_float.
136 * configure: Regenerated.
139 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
142 * configure.ac: Enable decimal float for x86_64-*-linux*.
143 * configure: Regenerated.
146 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
147 decimal128ClearSign to flip and clear the sign bit in decimal128.
148 (decimal_real_maxval): Set decimal128SetSign to set the sign
151 2007-03-23 Ian Lance Taylor <iant@google.com>
153 * fold-const.c (fold_binary): Correct warning for X - c >= X.
155 2007-03-23 Ian Lance Taylor <iant@google.com>
157 * tree-dump.c (dump_files): Correct comment.
159 2007-03-23 Ian Lance Taylor <iant@google.com>
161 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
163 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
165 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
166 in cfglayout mode. Don't go into and out of cfglayout mode.
167 Link the blocks in the order of the constructed traces.
168 (rest_of_handle_tracer): Adjust call to tracer.
169 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
170 Don't go into cfglayout mode.
171 (rtl_loop_done): Don't go out of cfglayout mode.
172 * cfglayout.c (relink_block_chain): New function, split out from...
173 (fixup_reorder_chain): ...here. Remove redundant checking.
174 (cfg_layout_finalize): Don't clear the header, footer, and aux
175 fields here, move the code to do so to relink_block_chain. Likewise
176 for free_original_copy_tables.
177 * rtl.h (tracer): Update prototype.
178 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
179 Assert we are in cfglayout mode. Don't go into and out of cfglayout
180 mode. Use relink_block_chain to serialize the CFG according to the
181 new basic block order. Move targetm.cannot_modify_jumps_p check from
183 (gate_handle_reorder_blocks): ...to here.
184 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
186 (gate_duplicate_computed_gotos): ...to here.
187 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
188 something always changes when going into and out of cfglayout mode.
189 Perform an expensive cfg cleanup while going into cfglayout mode.
190 Always update liveness information on HAVE_conditional_execution
191 targets. Reserialize the basic blocks and go out of cfglayout mode.
192 * reg-stack.c: Include cfglayout.h.
193 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
194 the call to reorder_basic_blocks.
195 * basic-block.h (reorder_basic_blocks): Update prototype.
196 (relink_block_chain): New prototype.
197 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
199 2007-03-23 Joseph Myers <joseph@codesourcery.com>
201 * config/mips/mips.md (type, hazard, *movdi_32bit,
202 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
203 *movhi_internal, *movqi_internal, *movsf_hardfloat,
204 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
205 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
206 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
208 (movcc): Change first xfer to multi.
209 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
210 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
211 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
212 config/mips/generic.md: Change reservations using "xfer" to use
214 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
216 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
217 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
219 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
221 2007-03-22 Richard Henderson <rth@redhat.com>
223 * config/i386/i386.c: Remove unnecessary function declarations.
224 Move targetm definition, and all related macros, to the end of
225 the file. Resort some functions to put definitions before uses.
226 (ix86_attribute_table): Make static. Move to end of file.
227 (ix86_gimplify_va_arg): Make static.
229 2007-03-22 Richard Henderson <rth@redhat.com>
231 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
232 don't increase local_regparm with force_align_arg_pointer check.
233 (ix86_function_sseregparm): Assert 32-bit.
234 (type_has_variadic_args_p): New.
235 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
236 type_has_variadic_args_p.
237 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
238 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
239 use memset instead. Do maybe_vaarg check first; skip attribute
240 tests if true; skip attribute tests for 64-bit.
241 (construct_container): Remove TARGET_DEBUG_ARG.
242 (function_arg_advance_32, function_arg_advance_64): Split out ...
243 (function_arg_advance): ... from here.
244 (function_arg_32, function_arg_64): Split out ...
245 (function_arg): ... from here.
246 (ix86_pass_by_reference): Tidy.
247 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
248 (function_value_32): New, from parts of ix86_function_value
249 and ix86_value_regno.
250 (function_value_64): New, from parts of ix86_function_value
251 and ix86_libcall_value.
252 (ix86_function_value_1): New.
253 (ix86_function_value, ix86_libcall_value): Use it.
254 (return_in_memory_32, return_in_memory_64): Split out ...
255 (ix86_return_in_memory): ... from here.
256 (ix86_struct_value_rtx): Skip for 64-bit.
257 (ix86_libcall_value, ix86_value_regno): Remove.
258 (setup_incoming_varargs_64): Split out ...
259 (ix86_setup_incoming_varargs): ... from here.
260 (ix86_va_start): Remove TARGET_DEBUG_ARG.
261 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
262 * config/i386/i386-protos.h (ix86_function_value): Remove.
263 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
265 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
268 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
269 infinities not supported, otherwise emit warning if -Woverflow. On
270 underflow, emit warning if -Woverflow.
271 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
273 * real.h (real_from_string): Update declaration
275 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
276 Richard Henderson <rth@redhat.com>
278 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
279 * calls.c (compute_argument_block_size, expand_call,
280 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
281 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
282 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
283 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
284 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
285 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
286 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
287 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
290 2007-03-22 Joseph Myers <joseph@codesourcery.com>
292 * c-incpath.c (add_sysroot_to_chain): New.
293 (merge_include_chains): Add sysroot argument. Call
294 add_sysroot_to_chain if sysrooted.
295 (register_include_chains): Update call to merge_include_chains.
296 * doc/cppopts.texi: Document use of '=' in include directory
299 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
301 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
302 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
303 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
304 insn pattern using X87MODEF12 mode macro.
306 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
308 * regmove.c (regmove_optimize): Use reg_mentioned_p
309 instead of reg_overlap_mentioned_p for DST.
311 2007-03-21 Mike Stump <mrs@apple.com>
313 * c.opt: Fixup for Objective-C/C++.
315 2007-03-21 Steve Ellcey <sje@cup.hp.com>
317 * explow.c (convert_memory_address): Fold memory reference when
318 POINTERS_EXTEND_UNSIGNED < 0
320 2007-03-21 Richard Henderson <rth@redhat.com>
323 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
324 * config/i386/mmintrin.h (__m64): Likewise.
325 * config/i386/xmmintrin.h (__m128): Likewise.
327 2007-03-21 Richard Sandiford <richard@codesourcery.com>
329 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
330 (VXWORKS_OS_CPP_BUILTINS): Define.
331 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
332 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
334 2007-03-21 Richard Sandiford <richard@codesourcery.com>
336 * rtl.h (constant_pool_reference_p): Delete.
337 (find_constant_src): Declare.
338 * rtlanal.c (find_constant_src): New function.
339 * simplify-rtx.c (constant_pool_reference_p): Delete.
340 * config/i386/i386.md: Use find_constant_src instead of
341 constant_pool_reference_p/avoid_constant_pool_reference pairs.
343 2007-03-21 Richard Sandiford <richard@codesourcery.com>
345 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
346 * c-cppbuiltin.c (c_cpp_builtins): Define them.
348 2007-03-20 Mark Mitchell <mark@codesourcery.com>
350 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
351 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
352 (arm_elf_asm_constructor): Use it.
353 (arm_elf_asm_destructor): New function.
355 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
357 * jump.c (mark_jump_label): Treat SEQUENCE specially.
359 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
361 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
363 2007-03-19 Andrew Haley <aph@redhat.com>
365 PR tree-optimization/31264
366 * tree-vrp.c (register_edge_assert_for_1): Don't look though
369 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
371 PR rtl-optimization/30907
372 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
373 (fwprop_init): Always call loop_optimizer_initialize.
374 (fwprop_done): Always call loop_optimizer_finalize.
375 (fwprop): We always have loop info now.
376 (gate_fwprop_addr): Remove.
377 (pass_fwprop_addr): Use gate_fwprop as gate.
379 PR rtl-optimization/30841
380 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
381 df_chain_alloc): Call df_reorganize_refs unconditionally.
382 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
383 refs_organized to refs_organized_size.
384 (df_ref_create_structure): Use refs_organized_size instead of
385 bitmap_size if refs had been organized, and keep refs_organized_size
387 * df.h (struct df_ref_info): Change refs_organized to
389 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
392 2007-03-19 Mark Mitchell <mark@codesourcery.com>
394 * except.c (output_function_exception_table): Do not reference the
395 EH personality routine for functions that do not require an
398 2007-03-20 Jakub Jelinek <jakub@redhat.com>
401 * c-typeck.c (convert_for_assignment): Call comptypes for
402 RECORD_TYPE or UNION_TYPE.
405 * reload1.c (reload): Do invalid ASM checking after
406 cleanup_subreg_operands.
408 2007-03-19 Jeff Law <law@redhat.com>
410 * tree-cfg.c (find_taken_edge): Tighten conditions for
411 optimizing computed gotos.
413 2007-03-19 Michael Matz <matz@suse.de>
415 * builtins.c (expand_builtin_sync_operation,
416 expand_builtin_compare_and_swap,
417 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
420 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
421 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
424 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
426 * doc/tm.texi: Add brackets around the return type of
427 TARGET_SECONDARY_RELOAD.
429 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
430 Richard Guenther <rguenther@suse.de>
432 PR tree-optimization/31254
433 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
434 Use handled_component_p () where appropriate. Continue
435 propagating into the rhs if we propagated into an INDIRECT_REF
438 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
440 * config/s390/s390.md (op_type attribute): RRR instruction type added.
441 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
442 (xde, xdee): Mode attributes adjusted to support DFP modes.
443 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
444 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
445 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
446 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
447 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
448 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
449 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
451 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
452 "movsf"): Insn definitions removed.
453 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
454 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
455 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
457 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
458 "reload_in<mode>", "reload_out<mode>"): Expander added.
459 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
462 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
464 * config/s390/s390.md: Only non-functional changes. Renamed
465 FPR mode macro to BFP all over the file.
467 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
469 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
470 (op_type attribute): RRF instruction type added.
471 (fT0): New mode attribute.
472 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
473 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
474 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
475 no secondary memory is needed when moving DFmode values between GPRs
478 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
480 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
481 inverted and documentation adjusted.
482 ("mhard-dfp", "msoft-dfp"): New options.
483 * config/s390/s390.c (s390_handle_arch_option): New architecture
485 (override_options): Sanity checks for the new options added.
486 * config.gcc: New architecture switch: z9-ec.
487 * config/s390/s390.h (processor_flags): PF_DFP added.
488 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
489 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
490 when the bit is NOT set so remove it from the defaults.
492 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
494 * genemit.c (main): Print include statement for dfp.h.
495 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
498 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
500 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
502 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
505 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
508 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
510 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
511 attr_length_call, output_call, output_indirect_call): Cleanup
512 formatting of targetm calls.
514 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
516 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
518 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
520 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
521 reservation, bypass and anti-bypass descriptions for these instructions.
522 Update move patterns.
523 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
526 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
528 * tree-vect-transform.c (get_initial_def_for_induction): Replace
529 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
530 (get_initial_def_for_reduction): Likewise.
532 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
534 Fix PR tree-optimization/29922
535 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
536 (get_representative): Removed.
537 (value_dies_in_block_x): Update for rvuse removal.
538 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
539 (compute_antic_aux): Handle when PHI nodes appear in
540 non-single-successors.
541 (dump_bitmap_of_names): Removed.
542 (compute_antic_safe): Renamed and removed rvuse calculation.
543 Calculate only antic safe.
544 (insert_into_preds_of_block): Remove assert.
545 (execute_pre): Update for renamed functions.
546 (defer_or_phi_translate_block): New function.
548 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
550 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
551 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
553 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
554 Follow spelling conventions.
556 * tree-data-ref.h: Remove the prototype for analyze_array.
558 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
560 PR tree-optimization/31041
561 * tree-vect-transform.c (get_initial_def_for_induction): Call
562 force_gimple_operand.
564 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
566 * ipa-type-escape.c (look_for_casts) : Revert code to use
567 handled_component_p due to ada test a-numaux.adb.
569 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
571 * final.c (final_scan_insn): Alter the condition of a
572 conditional trap if we have nonstandard CC.
574 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
576 * configure.ac: Remove excess quoting from asm line 0 test.
577 * configure: Rebuilt.
579 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
581 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
582 * c-common.c (convert_and_check): Move warning logic to...
583 (warnings_for_convert_and_check): ...here. Define.
584 * c-common.h (warnings_for_convert_and_check): Declare.
586 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
588 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
589 (output_call): Likewise.
591 2007-03-16 Richard Sandiford <richard@codesourcery.com>
593 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
595 2007-03-16 Richard Sandiford <richard@codesourcery.com>
597 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
599 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
601 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
602 opteron, athlon-64 and athlon-fx processor_alias_table entries.
604 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
606 PR tree-optimization/31183
607 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
608 Use double_int instead of unsigned int for representing access_strides.
609 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
611 2007-03-16 Richard Guenther <rguenther@suse.de>
613 PR tree-optimization/31146
614 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
615 to allow recursion of forward_propagate_addr_expr.
616 (forward_propagate_addr_into_variable_array_index): Likewise.
617 (forward_propagate_addr_expr): Likewise.
618 (tree_ssa_forward_propagate_single_use_vars): Likewise.
619 (forward_propagate_addr_expr_1): Recurse on simple copies
620 instead of propagating into them. Do so for useless conversions
622 (forward_propagate_addr_expr): Clean up unused statements after
625 2007-03-16 Richard Guenther <rguenther@suse.de>
627 * builtins.c (expand_builtin_cexpi): Use the right argument
628 for the expansion via cexp.
630 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
632 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
633 * configure: Rebuilt.
635 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
638 * dwarf2out.c (force_type_die): Adjust comment.
639 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
641 2007-03-15 DJ Delorie <dj@redhat.com>
643 * config/frv/predicates.md (minmax_operator): Don't check operands
646 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
648 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
649 Update constant estimates of number of iterations.
650 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
651 argument renamed to "realistic".
652 (compute_estimated_nb_iterations): Removed.
653 (record_niter_bound): New function.
654 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
655 call record_nonwrapping_iv with upper = false.
656 (infer_loop_bounds_from_signedness): Pass upper argument to
657 record_nonwrapping_iv.
658 (estimate_numbers_of_iterations_loop): Do not call
659 compute_estimated_nb_iterations. Record estimate based on profile
660 information. Initialize the constant estimates of number of
662 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
664 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
665 number of iterations is too small.
666 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
667 (EST_NOT_AVAILABLE): Removed.
668 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
669 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
672 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
674 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
675 Handle NE_EXPR guards.
677 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
680 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
681 Set also -pedantic-errors by default for the preprocessor unless
682 -fpermissive is given.
684 2007-03-15 Richard Guenther <rguenther@suse.de>
688 * builtins.c (expand_builtin_cexpi): As a fallback if we
689 don't have builtins for sincos or cexp create a function
690 declaration for cexp and expand to a call to that.
691 (expand_builtin_int_roundingfn): Always fall
692 back to floor/ceil and its variants even if they may be
695 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
698 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
699 jump tables, move the call to delete_dead_jumptables from here...
700 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
701 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
702 don't allow merging of blocks that try_redirect_by_replacing_jump
703 also does not handle when not optimizing.
705 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
706 Francois-Xavier Coudert <coudert@clipper.ens.fr>
708 * config/i386/i386.md (x86_sahf_1): Correctly handle
711 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
714 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
715 x86_64_general_operand as operand[2] predicate. Remove "iF"
716 from operand constraints and use "e" constraint instead.
717 (*subti3_1, *subti3_1 splitter): Ditto.
718 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
719 operand[1] predicate.
721 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
723 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
724 arrays, multiply the access strides by the size of the sub-array.
725 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
727 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
729 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
730 the configured assembler supports the sahf mnemonic.
731 * configure: Regenerate.
732 * config.in: Regenerate.
734 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
735 emit "sahf" or ".byte\t0x9e" as asm template.
737 2007-03-14 Michael Meissner <michael.meissner@amd.com>
740 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
741 option to replace hard coded TARGET_xxx in md file.
742 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
743 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
744 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
745 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
746 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
747 (X86_TUNE_NOT_VECTORMODE): Ditto.
748 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
749 (TUNE_AVOID_VECTOR_DECODE): Ditto.
750 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
751 (TUNE_SLOW_IMUL_IMM8): Ditto.
752 (TUNE_MOVE_M1_VIA_OR): Ditto.
753 (TUNE_NOT_UNPAIRABLE): Ditto.
754 (TUNE_NOT_VECTORMODE): Ditto.
756 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
759 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
760 tuning options instead of hard coded TARGET_xxx.
761 (fix ssemode peephole2's): Ditto.
762 (imul peephole2's): Ditto.
764 (movdi_or_rex64): Ditto.
765 (move peephole2): Ditto.
766 (not peephole2's): Ditto.
768 2007-03-14 Dirk Mueller <dmueller@suse.de>
770 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
771 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
772 * c-parser.c (c_parser_if_body): Always add an empty statement in case
774 * c-parser.c (c_parser_do_statement): Warn about empty body in
776 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
777 * doc/invoke.texi (-Wempty-body): Update documentation.
779 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
782 * c-common.h (warn_for_div_by_zero): Declare.
783 * c-common.c (warn_for_div_by_zero): Define.
784 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
787 2007-03-14 Richard Sandiford <richard@codesourcery.com>
789 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
790 to PREFIX and STANDARD_PREFIX.
792 2007-03-14 Richard Sandiford <richard@codesourcery.com>
793 Phil Edwards <phil@codesourcery.com>
795 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
796 (__gthread_once_t): Remove busy field for RTPs.
797 (__GTHREAD_ONCE_INIT): Update accordingly.
799 2007-03-14 Richard Sandiford <richard@codesourcery.com>
801 * doc/invoke.texi: Document VxWorks options.
803 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
805 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
807 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
809 PR tree-optimization/30590
810 * tree-nrv.c (tree_nrv): Check for the partial update of the
813 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
815 * flags.h (flag_random_seed): Remove declaration, in favor of...
816 * toplev.h (get_random_seed, set_random_seed): ... these.
817 * tree.c (get_file_function_name): Use the former.
818 * opts.c (common_handle_option): Use the latter.
821 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
824 * cse.c (cse_find_path): Do not bail out if a basic block that
825 we already visited now becomes part of a path that starts at a
826 different basic block. Just disallow this, to make sure we
827 visit each basic block at most once.
829 2007-03-13 Jan Hubicka <jh@suse.cz>
831 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
832 when profile esitmate is present, calls with very low frequency are
835 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
837 PR tree-optimization/30730
838 PR tree-optimization/26900
839 * tree-ssa-loop-niter.c: Include gmp.h.
841 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
842 split_to_var_and_offset, determine_value_range,
843 bound_difference_of_offsetted_base, refine_bounds_using_guard,
844 bound_difference, bounds_add, bounds_negate,
845 number_of_iterations_ne_max, dump_affine_iv): New functions.
846 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
847 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
848 difference of initial and final value of control iv to validate
850 (number_of_iterations_cond): Add loop parameter. Determine bounds
851 on the difference of the extremes of the control iv. Add dumps.
852 (expand_simple_operations): Handle phi nodes.
853 (simplify_using_initial_conditions): Do not record used conditions.
854 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
855 Do not set additional_info.
856 (implies_nonnegative_p, implies_ge_p): Removed.
857 (derive_constant_upper_bound): Do not use parameter `additional'.
858 (record_estimate): Parameter `additional' removed. Parameter
859 `i_bound' added. Do not call derive_constant_upper_bound.
860 (record_nonwrapping_iv): Use derive_constant_upper_bound to
861 bound the number of iterations estimate.
862 (estimate_numbers_of_iterations_loop): Pass the estimate from
863 the number of iterations analysis to record_estimate.
864 * tree.h (multiple_of_p): Declare.
865 * tree-scalar-evolution.c (expression_expensive_p): Removed.
866 (scev_const_prop): Do not check expression_expensive_p.
867 * fold-const.c (multiple_of_p): Exported.
868 * double-int.c (double_int_mask): Exported.
869 * double-int.h (double_int_mask): Declare.
870 * tree-flow.h (struct tree_niter_desc): Removed additional_info
871 field. Added max field.
873 2007-03-13 David Taylor <taylor@candd.org>
876 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
879 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
882 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
885 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
887 * config/i386/i386.opt (mcx16, msahf): New options.
888 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
889 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
891 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
892 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
893 Output -mcx16 and -msahf options when corresponding bit is set.
895 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
898 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
900 * configure.ac: Test for assembler tolerance to # 0 "".
901 * configure, config.in: Rebuilt.
902 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
904 2007-03-13 Geoffrey Keating <geoffk@apple.com>
906 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
908 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
909 (handle_syscall): Handle direct system calls.
910 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
912 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
914 * doc/invoke.texi: Fix cpp.info cross-reference.
915 * doc/passes.texi: Fix gcc.info cross-reference.
917 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
919 PR tree-optimization/30835
920 * lambda-code.c (can_convert_to_perfect_nest): Check whether
921 bb_for_stmt is not NULL before accessing it.
923 2007-03-12 Joseph Myers <joseph@codesourcery.com>
925 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
928 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
931 * doc/install.texi: Document --enable-stage1-languages
933 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
935 * tree-pass.h (pass_into_cfg_layout_mode,
936 pass_outof_cfg_layout_mode): Declare.
937 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
938 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
939 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
940 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
942 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
944 * c-decl.c (warn_variable_length_array): New function.
945 Refactored from grokdeclarator to handle warn_vla
946 and handle unnamed array case.
947 (grokdeclarator): Refactored VLA warning case.
948 * c.opt (Wvla): New flag.
949 * doc/invoke.texi (Wvla): New warning.
951 2007-03-12 Richard Henderson <rth@redhat.com>
953 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
954 (TARGET_SECTION_TYPE_FLAGS): New.
956 2007-03-12 Richard Henderson <rth@redhat.com>
958 * config/darwin.c (machopic_reloc_rw_mask): New.
959 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
960 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
962 2007-03-12 Mark Mitchell <mark@codesourcery.com>
964 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
965 * cppdefault.h (cpp_PREFIX): Document.
966 (cpp_PREFIX_len): Likewise.
967 (cpp_EXEC_PREFIX): New variable.
968 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
969 * c-incpath.c (add_standard_paths): Correct logic for relocating
972 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
974 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
975 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
977 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
978 fix_truncdfdi_sse using SSEMODEF mode macro.
979 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
980 fix_truncdfsi_sse using SSEMODEF mode macro.
981 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
982 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
984 2007-03-12 Richard Sandiford <richard@codesourcery.com>
986 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
989 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
991 * tree.h : Add multiple_of_p declaration.
992 * fold-const.c (multiple_of_p): Make multiple_of_p public.
993 * ipa-type-escape.c (results_of_malloc): Redundant.
994 (visited_stmts): New. Visited stmt for walk_use_def_chains.
995 (cast_type): Extended with new members.
996 (check_cast): Returns cast_type.
997 (cast): New structure for data of walk_use_def_chains.
998 (is_malloc_result, is_cast_from_non_pointer_1,
999 is_cast_from_non_pointer,
1000 is_array_access_through_pointer_and_index): New functions.
1001 (look_for_casts): Returns cast types.
1002 (check_call): Returns void.
1003 (okay_pointer_operation): Use support of pointer plus index,
1004 pointer plus constant and allow all multiplications.
1006 2007-03-11 Richard Guenther <rguenther@suse.de>
1008 PR tree-optimization/31115
1009 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1010 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1011 A shift count of zero is not special as with *_DIV_EXPR.
1012 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1015 2007-03-11 Ian Lance Taylor <iant@google.com>
1017 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1018 the *_DIV_EXPR codes correctly with overflow infinities.
1020 2007-03-11 Ira Rosen <irar@il.ibm.com>
1022 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1023 indicate success/failure of the analysis. Add negation to subtrahend
1024 in case of subtraction. Fail if both operands contain constants.
1025 (create_data_ref): Fail if analyze_offset fails.
1027 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1029 * config/i386/i386.md (frndintxf2): Rename to ...
1030 (rintxf2): ... this. Remove expander having same name.
1031 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1032 (roundsf2, rounddf2): Ditto.
1033 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1034 (lround<mode>di2, lround<mode>si2): Ditto.
1036 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1038 * lower-subreg.c: Include except.h.
1039 (decompose_multiword_subregs): Verify that the only control flow
1040 insns we can split are loads to multi-words pseudos.
1041 Handle breaking such blocks after splitting, instead of calling
1042 find_many_sub_basic_blocks.
1044 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1045 on the new basic block. Add a lengthy comment explaining why we
1046 thought this was necessary.
1047 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1049 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1052 * tree.c (walk_type_fields): Recurse into the element type of
1053 ARRAY_TYPEs if there is a pointer set.
1055 2007-03-10 Dirk Mueller <dmueller@suse.de>
1057 * c-common.c (warn_logical_operator): Fix condition.
1059 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1061 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1063 * config/darwin.c (machopic_select_section): Remove superfluous
1064 argument in call to categorize_decl_for_section. Remove unused
1067 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1069 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1071 * configure: Regenerate.
1073 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1076 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1077 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1078 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1079 Add LABEL_NUSES to emitted label.
1080 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1081 branch probability value to emitted jump insn.
1082 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1083 Do not check life information and do not re-arrange input operands
1084 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1086 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1088 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1089 the change of decode_asm_operands.
1091 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1093 * mode-switching.c (create_pre_exit): Skip blockage insn.
1095 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1097 * tree-pass.h (TODO_update_smt_usage): Remove.
1099 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1103 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1105 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1106 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1107 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1110 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1112 * gcc.c: Document %{, in big comment at top.
1113 (input_suffix_matches): Remove special handling for .s and
1115 (input_spec_matches): New.
1116 (handle_braces): Handle %{,.
1117 (validate_switches): ',' indicates a value which is not a switch.
1118 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1119 to detect assembler input.
1120 * config/i386/sol2.h (CPP_SPEC): Likewise.
1121 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1122 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1123 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1124 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1125 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1126 -m64 causes deployment target to default to 10.5.
1127 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1129 2007-03-09 Richard Henderson <rth@redhat.com>
1132 * target.h (targetm.asm.out.reloc_rw_mask): New.
1133 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1134 (TARGET_ASM_OUT): Use it.
1135 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1136 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1137 use the new reloc_rw_mask target hook instead.
1138 (default_section_type_flags_1): Merge into...
1139 (default_section_type_flags): ... here.
1140 (decl_readonly_section_1): Merge into...
1141 (decl_readonly_section): ... here.
1142 (default_elf_select_section_1): Merge into...
1143 (default_elf_select_section): ... here.
1144 (default_unique_section_1): Merge into...
1145 (default_unique_section): ... here.
1146 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1147 (default_select_rtx_section): Use it.
1148 (default_elf_select_rtx_section): Likewise.
1149 * output.h: Update to match.
1150 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1151 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1152 (TARGET_ASM_RELOC_RW_MASK): New.
1153 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1154 to categorize_decl_for_section.
1155 (x86_64_elf_unique_section): Likewise.
1156 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1157 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1158 (TARGET_ASM_RELOC_RW_MASK): New.
1159 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1160 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1161 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1162 (TARGET_RWRELOC): Remove.
1163 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1164 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1165 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1166 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1167 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1168 (rs6000_xcoff_select_section): Use decl_readonly_section.
1169 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1170 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1171 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1172 (TARGET_SECTION_TYPE_FLAGS): Remove.
1173 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1175 2007-03-09 Roger Sayle <roger@eyesopen.com>
1177 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1178 complex constant equality/inequality comparisons for here.
1179 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1180 known at compile-time or can be simplified to a scalar comparison.
1181 (fold_relational_const): Move compile-time evaluation of complex
1182 constant equality/inequality comparisons to here.
1184 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1186 PR rtl-optimization/30643
1187 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1189 (fold_rtx): Recurse, like before 2006-11-03.
1191 2007-03-09 DJ Delorie <dj@redhat.com>
1193 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1196 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1198 PR tree-optimization/30375
1199 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1200 LHS of statements is not the same.
1201 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1203 2007-03-09 Chao-ying Fu <fu@mips.com>
1205 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1207 * doc/invoke.texi (-mdspr2): Document new option.
1208 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1209 New unspec for DSP REV 2.
1210 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1211 these instructions are extended in DSP REV 2.
1212 (mips-dspr2.md): Include.
1213 * config/mips/mips.opt (mdspr2): New option.
1214 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1215 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1216 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1217 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1218 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1219 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1220 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1222 (bdesc_map): Add one field of unsupported_target_flags.
1223 (bdesc_arrays): Update entries to have extra fields. Add
1225 (mips_init_builtins): Initialize new function types.
1226 Check unsupported_target_fileds to filter out builtins.
1227 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1229 (ASM_SPEC): Pass mdspr2 to the assembler.
1230 * config/mips/mips-dspr2.md: New file.
1232 2007-03-09 Sa Liu <saliu@de.ibm.com>
1234 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1236 2007-03-09 Ian Lance Taylor <iant@google.com>
1238 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1239 argument) like -Wstrict-overflow=2.
1240 * doc/invoke.texi (Warning Options): Update documentation.
1242 2007-03-09 Dirk Mueller <dmueller@suse.de>
1245 * doc/invoke.texi (-Wlogical-op): Document.
1246 * common.opt (-Wlogical-op): New.
1247 * c-common.h (warn_logical_operator): Declare.
1248 * c-common.c (warn_logical_operator): Define.
1249 * c-typeck.c (parser_build_binary_op): Call
1250 warn_logical_operator.
1252 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1254 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1255 * final.c (final_scan_insn): Test for non-"" file name.
1257 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1259 * doc/loop.texi: Document the Omega linear constraints solver.
1260 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1261 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1262 omega-hash-table-size, omega-max-keys, and
1263 omega-eliminate-redundant-constraints.
1264 * tree-pass.h (pass_check_data_deps): Declared.
1267 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1268 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1269 pass_check_data_deps): New.
1270 * tree-data-ref.c (init_data_ref): Remove declaration.
1271 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1272 (analyze_array): Renamed init_array_ref, move up initializations.
1273 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1274 Removed arguments that are set to NULL.
1275 (analyze_indirect_ref): Correct indentation, correct call to
1277 (object_analysis): Call init_array_ref instead of analyze_array.
1278 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1279 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1280 of DR_ACCESS_FNS_ADDR.
1281 (init_omega_eq_with_af, omega_extract_distance_vectors,
1282 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1283 ddr_consistent_p): New.
1284 (compute_affine_dependence): Check consistency of ddrs when
1285 flag_check_data_deps is passed.
1286 (analyze_all_data_dependences): Uncomment.
1287 (tree_check_data_deps): New.
1288 * tree-data-ref.h: Include omega.h.
1289 (DR_ACCESS_FNS_ADDR): Removed.
1290 (data_dependence_relation): Add inner_loop.
1291 (DDR_INNER_LOOP): New.
1292 * common.opt (fcheck-data-deps): New.
1293 * tree-flow.h (tree_check_data_deps): Declare.
1294 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1295 (OBJS-common): Depend on omega.o.
1297 * passes.c (pass_check_data_deps): Scheduled.
1298 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1299 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1300 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1301 PARAM_VECT_MAX_VERSION_CHECKS,
1302 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1304 2007-03-09 Richard Guenther <rguenther@suse.de>
1306 PR tree-optimization/30904
1308 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1309 the same way as *_DIV_EXPR.
1311 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1313 * recog.c (decode_asm_operands): No mixed declarations and code.
1315 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1317 * rtl.def (ASM_INPUT): Add location.
1318 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1319 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1320 (decode_asm_operands): Add loc operand.
1321 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1322 * stmt.c (expand_asm): Rename to...
1323 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1324 gen_rtx_ASM_INPUT_loc.
1325 (expand_asm_expr): Adjust.
1326 * recog.c (decode_asm_operands): Add loc operand.
1327 (check_asm_operands, extract_insn): Adjust.
1328 * reload1.c (maybe_fix_stack_asms): Likewise.
1329 * final.c (asm_insn_count): Likewise.
1330 (final_scan_insn): Output # line before and after asm.
1332 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1334 * tree-ssa-structalias.c (variable_info): Remove
1336 (new_var_info): Ditto.
1337 (shared_bitmap_info_t): New structure.
1338 (shared_bitmap_table): New variable.
1339 (shared_bitmap_hash): New function.
1340 (shared_bitmap_eq): Ditto
1341 (shared_bitmap_lookup): Ditto.
1342 (shared_bitmap_add): Ditto.
1343 (merge_smts_into): Change to take bitmap directly.
1344 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1345 (init_alias_vars): Init shared bitmap hashtable.
1346 (delete_points_to_sets): Delete shared bitmap hashtable.
1347 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1348 is_aliased removal as a change that was still necessary was
1351 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1353 * config/i386/i386.h (override_options): Conditionally disable
1354 x86_sahf for 64bit targets only.
1356 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1359 * c-decl.c (merge_decls): Don't call make_var_volatile.
1360 * varasm.c (make_var_volatile): Remove.
1361 * output.h (make_var_volatile): Remove.
1363 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1365 PR tree-optimization/31085
1366 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1368 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1370 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1371 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1372 ATTR_CONST_NOTHROW_LIST.
1374 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1377 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1379 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1381 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1384 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1386 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1387 passed, use shared libgcc.
1389 2007-03-08 Roger Sayle <roger@eyesopen.com>
1391 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1392 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1393 (honor_protect_cleanup_actions, lower_try_finally_switch):
1395 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1396 ifc_temp_var): Likewise.
1397 * tree-inline.c (setup_one_parameter): Likewise.
1398 * tree-mudflap.c (mf_decl_cache_locals,
1399 mf_build_check_statement_for): Likewise.
1400 * tree-nested.c (init_tmp_var, save_tmp_var,
1401 finalize_nesting_tree_1): Likewise.
1402 * tree-outof-ssa.c (insert_copy_on_edge,
1403 insert_backedge_copies): Likewise.
1404 * tree-profile.c (tree_gen_edge_profiler,
1405 tree_gen_ic_profiler): Likewise.
1406 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1407 * tree-sra.c (sra_build_assignment): Likewise.
1408 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1409 * tree-ssa-math-opts.c (insert_reciprocals,
1410 execute_cse_sincos_1): Likewise.
1411 * tree-tailcall.c (adjust_accumulator_values,
1412 adjust_return_value): Likewise.
1413 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1414 * tree-vect-transform.c (vect_create_data_ref_ptr,
1415 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1416 vect_create_epilog_for_reduction, vectorizable_reduction,
1417 vectorizable_call, vectorizable_conversion,
1418 vectorizable_assignment, vectorizable_operation,
1419 vectorizable_type_demotion, vect_gen_widened_results_half,
1420 vect_permute_store_chain, vectorizable_store,
1421 vect_setup_realignment, vect_permute_load_chain,
1422 vectorizable_load, vectorizable_condition,
1423 vect_create_cond_for_align_checks): Likewise.
1424 * tree-vrp.c (build_assert_expr_for): Likewise.
1426 2007-03-08 Ian Lance Taylor <iant@google.com>
1428 * tree-vrp.c: Include "intl.h".
1429 (usable_range_p): New static function.
1430 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1431 overflowed values, juts set *strict_overflow_p.
1432 (compare_values): Only return -2 if one of the operands is not a
1434 (compare_ranges): Call usable_range_p.
1435 (compare_range_with_value): Likewise.
1436 (vrp_evaluate_conditional_warnv): Rename from
1437 vrp_evaluate_conditional. Make static. Change all callers.
1438 (vrp_evaluate_conditional): New function.
1439 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1441 (simplify_abs_using_ranges): Likewise.
1442 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1443 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1444 within_stmt parameter.
1445 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1446 vrp_evaluate_conditional.
1447 * tree-ssa-threadedge.c
1448 (record_temporary_equivalences_from_stmts_at_dest): Change
1449 simplify parameter to take a second tree parameter.
1450 (simplify_control_stmt_condition): Likewise.
1451 (thread_across_edge): Likewise.
1452 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1453 (thread_across_edge): Likewise.
1454 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1456 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1458 * config/i386/i386.h (TARGET_SAHF): New define.
1459 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1460 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1461 (x86_sahf): New global variable.
1462 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1463 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1464 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1465 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1467 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1468 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1469 when expanding fcomi/sahf based tests.
1470 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1471 expanding sahf based alternative. Emit sahf based sequence when
1472 optimizing for code size.
1473 * config/i386/i386.md (x86_sahf_1): Do not disable for
1474 TARGET_64BIT, enable for TARGET_SAHF.
1476 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1478 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1479 spurious whitespace from error message.
1481 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1484 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1486 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1488 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1490 * tree-sra.c (instantiate_element): Propagate disabled warnings
1491 from the element itself to the created variable.
1493 2007-03-07 Richard Henderson <rth@redhat.com>
1496 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1497 silently fix up the stack in the case of a missing register.
1499 2007-03-07 Paul Brook <paul@codesourcery.com>
1501 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1503 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1505 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1507 (phase1_vrs): Use them.
1508 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1509 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1510 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1511 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1512 __gnu_Unwind_Restore_WMMXC if required.
1513 (_Unwind_VRS_Pop): Implement iWMMXt support.
1514 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1515 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1516 gnu_Unwind_Save_WMMXC): Define.
1518 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1520 * config/vxworks.h (vxworks_override_options): Declare.
1521 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1522 * config/vxworks.c: Include target.h and toplev.h.
1523 (vxworks_override_options): New function.
1524 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1526 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1528 * config/s390/s390.c (override_options): Don't emit an error when
1529 -mstack-size is used without providing -mstack-guard.
1530 (s390_emit_prologue): Choose stack_guard value automatically if not
1531 provided via command line.
1532 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1534 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1536 * config/i386/i386.c (output_set_got): Add a GOT initialization
1537 sequence for VxWorks PIC.
1538 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1539 around labels as well as symbols. Use gotoff_operand instead
1540 of local_symbolic_operand.
1541 (legitimize_pic_address): Use gotoff_operand instead of
1542 local_symbolic_operand. Use @GOT accesses for labels as
1544 (ix86_output_addr_diff_elt): Use PC-relative rather than
1545 GP-relative offsets for VxWorks PIC.
1546 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1547 no_new_pseudos. Check whether the returned register is op0.
1548 * config/i386/i386.md (tablejump): Use PC-relative rather than
1549 GP-relative offsets for VxWorks PIC.
1550 * config/i386/predicates.md (gotoff_operand): New predicate.
1552 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1554 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1556 * config/vxworks-dummy.h: New file.
1557 * config/i386/i386.h: Include it.
1559 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1561 * dwarf2out.c (is_inlined_entry_point): New
1562 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1563 DW_AT_ranges if the first subblock is the entry point.
1565 2007-03-06 David Daney <ddaney@avtrex.com>
1567 * doc/install.texi (mips-*-*): Change recommended binutils
1570 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1572 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1573 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1575 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1576 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1578 2007-03-06 Jan Hubicka <jh@suse.cz>
1580 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1581 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1583 (probably_cold_bb_p): Cold functions are cold.
1584 (probably_never_executed_bb_p): Cold functions are cold.
1585 (tree_bb_level_predictions): Predict calls to cold functions as not
1587 (compute_function_frequency): Check hot/cold attributes.
1588 * function.h (function_frequency): Update comments.
1589 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1590 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1591 (c_common_att): Add cold and hot.
1593 * doc/extend.texi (hot,cold attributes): Document.
1595 2007-03-06 Andrew Haley <aph@redhat.com>
1597 * function.c (expand_function_end): Move blockage to just after we
1598 emit the label for the naked return from the function.
1600 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1602 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1605 2007-03-06 Jan Hubicka <jh@suse.cz>
1607 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1608 loaded for constant large models. Non-large 64bit PIC can do.
1609 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1610 * cmodel.h: Add LARGE PIC.
1611 * i386.md (UNSPEC_PLTOFF): New.
1612 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1614 (*call_1_rex64): Disable for large models.
1615 (*call_1_rex64_large): New.
1616 (*call_value_1_rex64): Disable for large models.
1617 (*call_value_1_rex64_large): New.
1618 (set_rip_rex4): New.
1619 (set_got_offset_rex64): New.
1620 * predicates.md (constant_call_address_operand): For large model
1621 constant calls are not possible.
1622 * i386-protos.h (construct_plt_address): Declare.
1623 * i386.c (override_options): Accept large models.
1624 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1625 (legitimate_constant_p): Add new UNSPECs.
1626 (legitimate_pic_operand_p): Likewise.
1627 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1628 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1630 (output_pic_addr_const): Add PLTOFF.
1631 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1632 (ix86_expand_move): Legitimize pic address when in PIC mode.
1633 (construct_plt_address): New function.
1634 (ix86_expand_call): Offload the address to register and use GOT pointer
1636 * invoke.texi (mcmodel=large): Update documentation.
1638 2007-03-06 Richard Henderson <rth@redhat.com>
1640 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1641 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1642 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1643 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1644 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1645 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1646 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1647 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1648 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1649 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1650 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1651 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1652 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1653 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1654 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1655 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1656 x86_schedule, x86_use_bt, x86_pad_returns,
1657 x86_use_xchgb): Merge into ...
1658 (ix86_tune_features): ... here. New array.
1659 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1660 x86_bswap): Merge into ...
1661 (ix86_arch_features): ... here. New array.
1662 (x86_3dnow_a): Remove.
1663 (x86_accumulate_outgoing_args): Make static.
1664 (x86_arch_always_fancy_math_387): Make static.
1665 (ix86_tune_mask, ix86_arch_mask): Move ...
1666 (override_options): ... to local variables here. Apply the
1667 appropriate mask to each element of ix86_arch_features and
1668 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1669 as were done in the old macros.
1670 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1671 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1672 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1673 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1674 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1675 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1676 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1677 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1678 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1679 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1680 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1681 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1682 x86_accumulate_outgoing_args, x86_prologue_using_move,
1683 x86_epilogue_using_move, x86_decompose_lea,
1684 x86_arch_always_fancy_math_387, x86_shift1,
1685 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1686 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1687 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1688 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1689 x86_use_incdec, x86_pad_returns, x86_bswap,
1690 x86_partial_flag_reg_stall): Remove.
1691 (enum ix86_tune_indices): New.
1692 (ix86_tune_features): New.
1693 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1694 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1695 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1696 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1697 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1698 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1699 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1700 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1701 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1702 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1703 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1704 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1705 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1706 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1707 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1708 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1709 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1710 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1711 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1712 TARGET_EXT_80387_CONSTANTS): Use it.
1713 (enum ix86_arch_indices): New.
1714 (ix86_arch_features): New.
1715 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1716 TARGET_BSWAP): Use it.
1717 (ix86_tune_mask, ix86_arch_mask): Remove.
1719 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1722 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1723 Define using $${sysroot_headers_suffix}.
1724 * configure: Regenerate.
1725 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1726 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1728 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1729 * gcc.c (print_sysroot_headers_suffix): New.
1730 (option_map): Include --print-sysroot-headers-suffix.
1731 (display_help): Mention -print-sysroot-headers-suffix.
1732 (process_command): Handle -print-sysroot-headers-suffix.
1733 (do_spec_1): Append multilib directory to include-fixed path if
1734 sysroot suffixes in use.
1735 (main): Handle -print-sysroot-headers-suffix.
1736 * Makefile.in (start.encap): Don't depend on xlimits.h
1737 (xlimits.h): Remove.
1738 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1739 limits.h for each multilib in fixinc_list.
1740 (fixinc_list, s-fixinc_list): New.
1741 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1742 generate them for each multilib in fixinc_list.
1743 (stmp-fixproto): Use include-fixed. Run fixproto for each
1744 multilib in fixinc_list.
1745 (mostlyclean): Don't remove xlimits.h.
1746 (clean): Remove include-fixed.
1747 (real-install-headers-tar, real-install-headers-cpio,
1748 real-install-headers-cp): Don't copy include, only include-fixed.
1749 (install-mkheaders): Depend on fixinc_list. Don't depend on
1750 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1751 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1752 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1754 2007-03-06 Jan Hubicka <jh@suse.cz>
1756 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1759 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1761 * configure.ac: Allow tm_file to contain build-directory files.
1762 * configure: Regenerate.
1763 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1764 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1765 * config/m68k/print-sysroot-suffix.sh: New file.
1767 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1769 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1770 of pic_offset_table_rtx if reload_completed.
1771 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1772 PIC_OFFSET_TABLE_REGNUM.
1773 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1775 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1776 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1778 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1780 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1781 functions that call eh_return.
1783 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1785 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1786 functions that need a constant pool.
1788 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1791 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1792 (m68k_preferred_reload_class): Likewise.
1793 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1794 (SECONDARY_RELOAD_CLASS): Define.
1795 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1796 (LIMIT_RELOAD_CLASS): Delete.
1797 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1798 registers from storing bytes.
1799 (m68k_secondary_reload_class): New function.
1800 (m68k_preferred_reload_class): Likewise.
1802 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1804 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1806 (m68k_expand_prologue): Likewise.
1808 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1810 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1811 (mips_expand_epilogue): Add a bool parameter.
1812 (m68k_legitimize_sibcall_address): Declare.
1813 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1814 (m68k_expand_epilogue): Add a parameter to select between sibling
1815 and normal epilogues. Only generate a return for the latter.
1816 (m68k_ok_for_sibcall_p): New function.
1817 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1818 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1819 (sibcall_value, *sibcall_value): Likewise.
1820 (*call, *call_value): Require !SIBLING_CALL_P.
1821 (epilogue): Update call to m68k_expand_epilogue.
1822 (sibcall_epilogue): New pattern.
1823 * config/m68k/predicates.md (const_call_operand): Say that this
1824 predicate applies to sibling calls too.
1825 (sibcall_operand): New predicate.
1827 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1829 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1830 alternatives as movsi_cf.
1831 (movsf_cf_hard): Add commentary.
1833 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1834 Richard Sandiford <richard@codesourcery.com>
1836 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1837 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1838 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1839 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1840 as being live on exit from an interrupt function.
1841 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1842 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1843 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1844 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1845 (m68k_interrupt_function_p): Globalize.
1846 (m68k_compute_frame_layout): Remove reverse mask code.
1847 (m68k_emit_movem, m68k_set_frame_related): New functions.
1848 (m68k_output_function_prologue): Delete in favor of...
1849 (m68k_expand_prologue): ...this new function.
1850 (m68k_output_function_epilogue): Delete in favor of...
1851 (m68k_expand_epilogue): ...this new function.
1852 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1854 (print_operand): Handle %?.
1855 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1856 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1857 (prologue, epilogue): New patterns.
1858 (return): Turn into a define_expand.
1859 (*return): New pattern, derived from old "return" pattern. Use rte
1860 rather than rts for interrupt functions. Only use rtd if the pop
1862 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1863 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1864 (link, *link, unlink, *unlink, load_got): Likewise.
1866 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1870 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1871 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1872 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1873 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1874 and m68k_matches_u_p.
1875 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1876 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1877 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1878 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1879 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1880 (REG_STRICT_P): New macro.
1881 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1882 PCREL_GENERAL_OPERAND_OK.
1883 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1884 m68k_legitimate_base_reg_p.
1885 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1886 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1887 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1888 * config/m68k/m68k.c (m68k_address): New structure.
1889 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1890 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1891 (m68k_jump_table_ref_p, m68k_decompose_address)
1892 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1893 (m68k_matches_u_p): New functions.
1894 (print_operand_address): Rewrite to use m68k_decompose_index.
1896 2007-03-05 David Taylor <dtaylor@emc.com>
1898 * gcc.c: Correct copyright date in --version output.
1900 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1902 * pa.md: In unamed move patterns, disparge copies between general
1903 and floating point registers using '?' modifier. Don't include 'f'
1904 constraint for register preferences in DImode, SImode, HImode and
1905 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1906 Remove constraints for copies between general and floating registers
1907 in soft-float DFmode pattern.
1908 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1912 2007-03-05 Mike Stump <mrs@apple.com>
1914 * c-common.c (targetcm): Add.
1915 * c-opts.c (c_common_handle_option): Handle language specific
1917 * opts.c (handle_option): Verify language for target options, if
1919 * opth-gen.awk: Add CL_LANG_ALL.
1920 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1921 (TARGETCM_INITIALIZER): Add.
1922 * target.h (struct gcc_targetcm): Add.
1924 * targhooks.c (default_handle_c_option): Add.
1925 * targhooks.h (default_handle_c_option): Add.
1926 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1928 * config/darwin.opt (iframework): Add.
1929 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1930 * config/darwin-c.c (handle_c_option): Add.
1931 (TARGET_HANDLE_C_OPTION): Add.
1933 * doc/invoke.texi (Darwin Options): Add -iframework.
1935 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1937 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1940 2007-03-05 Ian Lance Taylor <iant@google.com>
1942 * c.opt (fgnu89-inline): New option.
1943 * c-opts.c (c_common_post_options): Set default value for
1945 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1946 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1948 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1949 (grokdeclarator, start_function): Likewise.
1950 * c-cppbuiltin.c (c_cpp_builtins): Define either
1951 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1952 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1953 (C Dialect Options): Document -fgnu89-inline.
1954 * doc/extend.texi (Function Attributes): Explain what the
1955 gnu_inline attribute does.
1956 * doc/cpp.texi (Common Predefined Macros): Document
1957 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
1959 2007-03-05 Ian Lance Taylor <iant@google.com>
1961 PR tree-optimization/31034
1962 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
1963 half-range if the other side is an overflow infinity.
1965 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
1967 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
1968 (bfin*-linux-uclibc*): New configuration.
1969 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
1971 * config/bfin/linux.h: New file.
1972 * config/bfin/libgcc-bfin.ver: New file.
1973 * config/bfin/t-bfin-uclinux: New file.
1974 * config/bfin/t-bfin-linux: New file.
1975 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
1976 (TARGET_OS_CPP_BUILTINS): New macro.
1978 2007-03-05 Richard Guenther <rguenther@suse.de>
1980 * fold-const.c (fold_binary): Remove duplicate folding
1981 of comparison of non-null ADDR_EXPR against null.
1983 2007-03-05 Richard Guenther <rguenther@suse.de>
1984 Dorit Nuzman <dorit@il.ibm.com>
1986 PR tree-optimization/26420
1987 * tree-vectorizer.c (vectorize_loops): Bail out early if there
1988 are no loops in the function. Only print the number of
1989 vectorized loops if it is greater than zero or we are supposed
1990 to print information about unvectorized loops.
1992 2007-03-05 Revital Eres <eres@il.ibm.com>
1994 * gcc.dg/var-expand1.c: New test.
1995 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
1996 when an accumulator is expanded.
1998 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2001 * c-common.c (convert_and_check): Don't give warnings for
2002 conversion if 'expr' already overflowed.
2004 2007-03-04 Roger Sayle <roger@eyesopen.com>
2007 * fold-const.c (fold_comparison): Enforce type consistency when
2008 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2010 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2012 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2013 containing a cast to the base of TARGET_MEM_REF.
2015 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2017 * tree.c (tree_contains_struct_check_failed): Remove spurious
2018 whitespace from error message.
2020 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2023 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2024 instead of precision.
2026 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2027 Nathan Sidwell <nathan@codesourcery.com>
2029 * emit-rtl.c (find_auto_inc): New.
2030 (try_split): recreate REG_INC notes,
2031 Use regular for loops rather than whiles.
2033 2007-03-03 Andreas Schwab <schwab@suse.de>
2035 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2036 * configure: Regenerate.
2038 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2040 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2041 flag_rounding_math, not flag_unsafe_math_optimizations.
2043 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2045 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2046 alpha_fold_vector_minmax): Likewise.
2047 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2048 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2050 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2052 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2053 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2054 if the lhs has side-effects.
2055 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2057 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2059 * config/i386/i386.h (TUNEMASK): Remove define.
2060 (ARCHMASK): Remove define.
2061 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2062 Use ix86_arch_mask variable instead of ARCHMASK.
2063 * config/i386/i386.c (override_options): Ditto.
2064 (standard_80387_constant_p): Ditto.
2066 2007-03-02 Ian Lance Taylor <iant@google.com>
2068 Used signed infinities in VRP.
2069 * tree-vrp.c (uses_overflow_infinity): New static function.
2070 (supports_overflow_infinity): New static function.
2071 (make_overflow_infinity): New static function.
2072 (negative_overflow_infinity): New static function.
2073 (positive_overflow_infinity): New static function.
2074 (is_negative_overflow_infinity): New static function.
2075 (is_positive_overflow_infinity): New static function.
2076 (is_overflow_infinity): New static function.
2077 (overflow_infinity_range_p): New static function.
2078 (compare_values_warnv): New function split out of compare_values.
2079 (compare_value): Call it.
2080 (set_value_range_to_nonnegative): Add overflow_infinity
2081 parameter. Change caller.
2082 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2084 (vrp_expr_computes_nonzero): Likewise.
2085 (compare_ranges, compare_range_with_value): Likewise.
2086 (compare_name_with_value, compare_names): Likewise.
2087 (vrp_evaluate_conditional): Likewise.
2088 (set_value_range): Handle infinity
2089 (vrp_operand_equal_p, operand_less_p): Likewise.
2090 (extract_range_from_assert): Likewise.
2091 (vrp_int_const_binop): Likewise.
2092 (extract_range_from_binary_expr): Likewise.
2093 (extract_range_from_unary_expr): Likewise.
2094 (extract_range_from_comparison): Likewise.
2095 (extract_range_from_expr): Likewise.
2096 (dump_value_range): Likewise.
2097 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2098 (test_for_singularity): Likewise.
2099 (vrp_int_const_binop): Remove inline qualifier.
2100 (adjust_range_with_scev): Add comment.
2101 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2103 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2105 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2106 (get_constraint_for): Likewise.
2107 (do_structure_copy): Likewise.
2108 (find_func_aliases): Fix references to MODIFY_EXPR.
2109 (intra_create_variable_infos): Tidy.
2110 * tree-ssa-operands.c (add_virtual_operand): Add argument
2112 When adding members of alias sets, if IS_CALL_SITE is true and
2113 the symbol is not call-clobbered, skip it.
2116 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2118 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2119 entry by means of emit_insn_at_entry.
2121 2007-03-02 Richard Henderson <rth@redhat.com>
2123 * expr.h (promoted_input_arg): Remove decl.
2124 * function.c (promoted_input_arg): Merge into ...
2125 * combine.c (setup_incoming_promotions): ... only caller.
2126 Rearrange to avoid double loop.
2128 2007-03-02 Ben Elliston <bje@au.ibm.com>
2129 Peter Bergner <bergner@vnet.ibm.com>
2130 Janis Johnson <janis187@us.ibm.com>
2132 * config/rs6000/dfp.md: New file.
2133 * config/rs6000/rs6000.md: Include dfp.md.
2134 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2135 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2136 and TDmode decimal float modes in FP registers.
2137 (num_insns_constant): Likewise.
2138 (rs6000_legitimate_offset_address_p): Likewise.
2139 (rs6000_legitimize_address): Likewise.
2140 (rs6000_legitimize_reload_address): Likewise.
2141 (rs6000_legitimate_address): Likewise.
2142 (rs6000_emit_move): Likewise.
2143 (function_arg_boundary): Likewise.
2144 (function_arg_advance): Likewise.
2145 (rs6000_darwin64_record_arg_recurse): Likewise.
2146 (function_arg): Likewise.
2147 (rs6000_gimplify_va_arg): Likewise.
2148 (rs6000_split_multireg_move): Likewise.
2149 (rs6000_output_function_epilogue): Likewise.
2150 (rs6000_output_function_epilogue): Likewise.
2151 (rs6000_register_move_cost): Likewise.
2152 (rs6000_function_value): Likewise.
2153 (rs6000_libcall_value): Likewise.
2155 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2157 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2159 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2161 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2162 Use $MULTIDIR to choose between the kernel and RTP headers,
2163 and use $WIND_BASE and $WIND_USR to locate them.
2165 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2167 * config/i386/i386.c (override_options): Put initialization of
2168 ix86_tune_mask and ix86_arch_mask to the correct place.
2170 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2171 Michael Meissner <michael.meissner@amd.com>
2174 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2176 (TARGET_CMOVE): Use ARCHMASK.
2177 (TARGET_CMPXCHG): Ditto.
2178 (TARGET_CMPXCHG8B): Ditto.
2179 (TARGET_XADD): Ditto.
2180 (TARGET_BSWAP): Ditto.
2181 * config/i386/i386.c (ix86_tune_mask): New global variable.
2182 (ix86_arch_mask): Ditto.
2183 (override_options): Initialize ix86_tune_mask and
2184 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2187 2007-03-02 Ben Elliston <bje@au.ibm.com>
2190 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2192 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2194 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2195 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2196 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2197 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2199 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2200 rs6000_init_dwarf_reg_sizes_extra): New.
2201 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2202 SPE register high parts.
2204 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2206 * Makefile.in: Add install-pdf target as
2207 copied from automake v1.10 rules.
2208 * configure.ac: Add install-pdf to target list.
2209 * configure: Regenerate.
2211 2007-03-01 Paul Brook <paul@codesourcery.com>
2213 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2214 modes to LDRD for DImode.
2215 (output_move_double): Fixup out of range ldrd/strd.
2216 (vfp_secondary_reload_class): Rename...
2217 (coproc_secondary_reload_class): ... to this. Add wb argument.
2218 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2219 coproc_secondary_reload_class for CLASS_IWMMXT.
2220 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2221 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2223 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2225 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2226 factor by the estimated number of iterations.
2227 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2230 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2231 decode_caches_intel, detect_caches_intel): New functions.
2232 (host_detect_local_cpu): Use detect_caches_amd and
2233 detect_caches_intel.
2235 2007-03-01 Richard Henderson <rth@redhat.com>
2237 * expr.c (emit_move_complex_push): Export.
2238 (emit_move_complex_parts): Split out from ...
2239 (emit_move_complex): ... here.
2240 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2241 * config/i386/i386.md (movcdi): New.
2243 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2245 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2246 size of mode1 to check for tieable modes in MMX case.
2248 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2250 * Makefile.in (rtlanal.o): Depend on tree.h.
2251 * rtl.h (offset_within_section_p, split_const): Declare.
2252 * rtlanal.c: Include tree.h.
2253 (offset_within_block_p): New function, taken from
2254 mips_offset_within_object_p.
2255 (split_const): New function, taken from mips_split_const.
2256 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2258 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2259 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2260 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2261 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2262 (m68k_illegitimate_symbolic_constant_p): New function.
2263 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2264 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2265 symbolic constant that might be outside the symbol's section,
2266 move the symbol first and then add the offset.
2267 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2269 * config/mips/mips.c (mips_split_const): Delete.
2270 (mips_offset_within_object_p): Delete.
2271 (mips_symbolic_constant_p): Use offset_within_section_p and
2272 split_const instead of mips_offset_within_object_p and
2274 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2275 (mips_legitimize_const_move, print_operand_reloc)
2276 (mips_dangerous_for_la25_p): Use split_const instead of
2279 2007-02-28 Eric Christopher <echristo@apple.com>
2281 * Makefile.in (install-include-dir): Don't rm -rf include.
2283 2007-02-28 Richard Guenther <rguenther@suse.de>
2286 * fold-const.c (fold_binary): Do not associate expressions
2287 with more than one variable for integer types that do not wrap.
2289 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2291 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2292 Delete, and replace with...
2293 (fold_builtin_call_array): This. Update callers to use it.
2294 * fold-const.c (fold_build_call_list): Delete, and replace with...
2295 (fold_build_call_array): This.
2296 (fold_build_call_list_initializer): Delete, and replace with...
2297 (fold_build_call_array_initializer): This.
2298 * tree.h: Update declarations to reflect above changes.
2300 * c-typeck.c (build_function_call): Store converted arguments
2301 in a stack-allocated array instead of building a list.
2302 (convert_arguments): Store arguments in the array passed in as an
2303 argument, and return the actual number of arguments.
2304 * c-format.c: (check_function_format): Pass arguments in an
2305 array instead of a list.
2306 * c-common.c (check_function_nonnull): Likewise.
2307 (check_function_sentinel): Likewise.
2308 (check_function_arguments): Likewise.
2309 * c-common.h: Update declarations to reflect above changes.
2311 2007-02-28 Jan Hubicka <jh@suse.cz>
2313 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2314 PRED_NEGATIVE_RETURN): Update outcomes.
2316 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2318 * calls.c (emit_library_call_value_1): Handle partial registers
2319 correctly when building up CALL_INSN_FUNCTION_USAGE.
2321 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2323 * pa/predicates.md (move_src_operand): Allow zero for mode.
2324 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2327 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2330 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2331 *movv2df_internal): Enable pattern only for valid operand
2333 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2334 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2336 2007-02-27 Mike Stump <mrs@apple.com>
2338 * config/darwin-crt3.c: Avoid compilation when compiling for a
2341 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2343 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2345 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2346 for fixed headers and limits.h.
2347 (install-include-dir, install-headers-tar, install-headers-cpio,
2348 install-headers-cp, real-install-headers-tar,
2349 real-install-headers-cpio, real-install-headers-cp): Handle
2350 include-fixed as well as include.
2351 (install-mkheaders): Don't install files that go only in include
2353 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2354 from GCC_INCLUDE_DIR.
2355 * gcc.c (process_command): Remove special -BstageN/ handling.
2356 (do_spec_1): Add include-fixed directories.
2358 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2360 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2362 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2364 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2367 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2369 * c-common.c (get_priority): Add check for
2370 SUPPORTS_INIT_PRIORITY.
2372 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2374 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2376 * config/bfin/bfin.c: Include "cfglayout.h".
2377 (MAX_LSETUP_DISTANCE): New macro.
2378 (struct loop_info): New members incoming, incoming_src and
2379 incoming_dest. Delete member predecessor.
2380 (length_for_loop): New function.
2381 (bfin_optimize_loop): Handle more different loop structures.
2382 (bfin_discover_loop): Rework detection of predecessor blocks by
2383 examining incoming edges.
2384 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2386 (bfin_reorder_loops): New function.
2387 (bfin_reorg_loops): Use these three new functions.
2389 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2390 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2391 (CONSTRAINT_LEN): Add entry for 'q'.
2392 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2393 Add 'q' constraints.
2394 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2395 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2397 * config/bfin/bfin.md (add_with_carry): New pattern.
2398 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2399 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2400 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2401 support unsigned multiplies too. Removed incorrect commutativity from
2402 operand 1 constraint where appropriate.
2403 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2405 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2406 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2408 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2409 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2410 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2411 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2412 usmulhisi_hh_huh): New patterns.
2414 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2415 lshifthi3): Fix output template to use half reg for operand 2.
2417 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2420 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2422 2007-02-27 Andreas Schwab <schwab@suse.de>
2424 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2426 2007-02-27 Jan Hubicka <jh@suse.cz>
2428 * predict.c (last_basic_block_p): Remove.
2429 (tree_estimate_probability): Update return heuristic for commonized
2432 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2434 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2436 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2438 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2439 * doc/cpp.texi: Standardize title page.
2440 * doc/cppinternals.texi: Likewise.
2441 * doc/gcc.texi: Standardize title page, remove version number
2442 from copyright page.
2443 * doc/gccint.texi: Likewise.
2444 * doc/install.texi: Standardize title page, add table of
2447 2007-02-26 Jan Hubicka <jh@suse.cz>
2449 * predict.def: Set outcomes according to more recent results.
2450 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2451 Remove dead predictors.
2452 * predict.c (return_prediction): Fix pasto.
2454 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2456 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2457 change; avoid a memory leak when returning early.
2459 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2461 * c-decl.c (static_ctors): Move to c-common.c.
2462 (static_dtors): Likewise.
2463 (finish_function): Use c_record_cdtor_fn.
2464 (build_cdtor): Move to c-common.c.
2465 (c_write_global_declarations): Use c_build_cdtor_fns.
2466 * c-common.h (static_ctors): Declare.
2467 (static_dtors): Likewise.
2468 (c_record_cdtor_fn): Likewise.
2469 (c_build_cdtor_fns): Likewise.
2470 * c-common.c (static_ctors): New variable.
2471 (static_dtors): Likewise.
2472 (c_record_cdtor_fn): New function.
2473 (build_cdtor): Move from c-decl.c
2474 (c_build_cdtor_fns): New function.
2476 * output.h (assemble_addr_to_section): Declare.
2477 (get_cdtor_priority_section): Likewise.
2478 * varasm.c (assemble_addr_to_section): New function.
2479 (get_cdtor_priority_section): Likewise.
2480 (default_named_section_asm_out_destructor): Use them.
2481 (destor_dtor_section_asm_out_destructor): Likewise.
2482 (default_named_section_asm_out_constructor): Likewise.
2483 (default_ctor_section_asm_out_constructor): Likewise.
2484 * config.gcc (*-*-vxworks*): Include vxworks.o.
2485 * config/t-vxworks (vxworks.o): New target.
2486 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2487 (TARGET_ASM_CONSTRUCTOR): Define.
2488 (TARGET_ASM_DESTRUCTOR): Likewise.
2489 (vxworks_asm_out_constructor): Declare.
2490 (vxworks_asm_out_destructor): Likewise.
2492 * c-common.c (get_priority): Check that we have not just an
2493 INTEGER_CST, but an integer constant with integeral type.
2495 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2497 PR tree-optimization/30938
2498 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2499 use &dt[nargs-1] instead of &dt[nargs] in the call to
2500 vect_is_simple_use().
2502 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2504 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2505 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2506 Do not attempt to handle MEM inside auto-inc expressions.
2507 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2508 of a register modified by an auto-inc expression. However, do handle
2509 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2510 (elimination_effects): Prohibit elimination of a register modified
2511 by an auto-inc expression. Disable register elimination rules whose
2512 target register is modified by an auto-inc expression with variable
2515 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2517 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2519 (array_at_struct_end_p): New function.
2520 (idx_infer_loop_bounds): Use it.
2521 (estimate_numbers_of_iterations_loop): Export.
2522 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2523 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2524 (tree_estimate_probability): Call record_loop_exits.
2525 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2526 (estimated_loop_iterations, estimated_loop_iterations_int,
2527 estimated_loop_iterations_tree): New functions.
2528 (analyze_siv_subscript_cst_affine,
2529 compute_overlap_steps_for_affine_1_2,
2530 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2531 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2532 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2533 (PRED_LOOP_ITERATIONS_GUESSED): New.
2534 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2535 * cfgloop.h (estimate_numbers_of_iterations_loop,
2536 estimated_loop_iterations_int): Declare.
2538 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2540 * doc/extend.texi: Document optional priority argument to
2541 constructors and destructors.
2542 * tree.c (init_priority_for_decl): Adjust GTY markers.
2543 (init_ttree): Use priority-info hash functions for
2544 init_priority_for_decl.
2545 (tree_map_eq): Rename to ...
2546 (tree_map_base_eq): ... this.
2547 (tree_map_marked_p): Rename to ...
2548 (tree_map_base_marked_p): ... this.
2549 (tree_map_base_hash): New function.
2550 (decl_init_priority_lookup): Rework.
2551 (decl_fini_priority_lookup): New function.
2552 (decl_priority_info): New function.
2553 (decl_init_priority_insert): Use it.
2554 (decl_fini_priority_insert): Likewise.
2555 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2557 (decl_restrict_base_insert): Likewise.
2558 (decl_debug_expr_insert): Likewise.
2559 (decl_value_expr_lookup): Likewise.
2560 (decl_value_expr_insert): Likewise.
2561 * tree.h (priority_type): New type.
2562 (decl_init_priority_lookup): Use priority_type.
2563 (decl_fini_priority_lookup): New function.
2564 (decl_init_priority_insert): Use priority_type.
2565 (decl_fini_priority_insert): New function.
2566 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2567 (DECL_INIT_PRIORITY): Likewise.
2568 (SET_DECL_INIT_PRIORITY): Add comment.
2569 (DECL_FINI_PRIORITY): New macro.
2570 (SET_DECL_FINI_PRIORITY): Likewise.
2571 (DEFAULT_INIT_PRIORITY): Document.
2572 (MAX_INIT_PRIORITY): Likewise.
2573 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2574 (tree_map_base): New type.
2575 (tree_map_base_eq): New function.
2576 (tree_map_base_hash): Likewise.
2577 (tree_map_base_marked_p): Likewise.
2578 (tree_map): Inherit from tree_map_base.
2579 (tree_map_eq): Make it a macro.
2580 (tree_map_marked_p): Likewise.
2581 (tree_int_map): Inherit from tree_map_base.
2582 (tree_int_map_eq): Make it a macro.
2583 (tree_int_map_hash): Likewise.
2584 (tree_int_map_marked_p): Likewise.
2585 (tree_priority_map): New type.
2586 (tree_priority_map_eq): New macro.
2587 (tree_priority_map_hash): Likewise.
2588 (tree_priority_map_marked_p): Likewise.
2589 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2591 (emutls_common_1): Likewise.
2592 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2593 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2594 of tree_map hierarchy.
2595 * tree-cfg.c (move_stmt_r): Likewise.
2596 (new_label_mapper): Likewise.
2597 * c-tree.h (c_expand_body): Move to ...
2598 * c-common.h (c_expand_body): ... here.
2599 * c-decl.c (c_expand_body): Move to ...
2600 * c-common.c (c_expand_body): ... here.
2601 (c_common_attribute_table): Allow 1 argument for the constructor
2602 and destructor attributes.
2603 (get_priority): New function.
2604 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2605 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2607 2007-02-24 Jan Hubicka <jh@suse.cz>
2610 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2612 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2613 Jan Hubicka <jh@suse.cz>
2616 * i386.c (counter_mode): New function.
2617 (expand_set_or_movmem_via_loop): Use it.
2618 (expand_movmem_epilogue): Likewise; fix pasto.
2619 (ix86_expand_movmem): Do emit guard even for constant counts.
2620 (ix86_expand_setmem): Likewise.
2622 2007-02-25 Nick Clifton <nickc@redhat.com>
2624 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2625 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2627 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2630 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2631 count argument with 0x10, not with 0x16.
2632 (expand_setmem_epilogue): Ditto.
2634 2007-02-24 Mike Stump <mrs@apple.com>
2636 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2639 2007-02-24 Richard Guenther <rguenther@suse.de>
2642 * fold-const.c (fold_binary): Fold x +- CST op x for
2643 EQ_EXPR and NE_EXPR.
2645 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2647 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2649 2007-02-24 Jan Hubicka <jh@suse.cz>
2651 * cgraphunit.c (decide_is_function_needed): Honor
2652 -fkeep-inline-functions.
2654 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2656 * builtins.c (fold_builtin_modf): New.
2657 (fold_builtin_2): Use it.
2659 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2661 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2662 (determine_max_iter): Take additional LOOP arg; all callers changed.
2663 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2664 one using simplifications.
2665 (simplify_using_initial_values): Return if the expression becomes
2666 invalid due to altered regs.
2668 2007-02-23 DJ Delorie <dj@redhat.com>
2670 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2672 2007-02-23 Mike Stump <mrs@apple.com>
2674 * tlink.c (scan_linker_output): Parse linker messages from
2675 darwin9's linker better.
2677 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2680 * varpool.c (varpool_assemble_pending_decls): Set
2681 varpool_last_needed_node to null.
2683 2007-02-23 DJ Delorie <dj@redhat.com>
2685 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2686 alignment bigger than the object file can handle.
2688 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2691 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2692 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2693 (*movsf_1): Penalize MMX moves.
2695 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2697 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2698 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2700 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2702 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2704 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2705 (fold_builtin_1): Use them.
2706 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2707 BUILT_IN_SIGNIFICAND.
2709 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2711 * config/i386/i386.c (bdesc_1arg): Initialize
2712 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2713 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2714 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2715 and IX86_BUILTIN_MOVSLDUP.
2717 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2719 PR rtl-optimization/30841
2720 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2722 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2724 * builtins.c (fold_builtin_frexp): New.
2725 (fold_builtin_2): Use it.
2727 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2729 * doc/invoke.texi (Spec Files): Document getenv spec function.
2731 * gcc.c (getenv_spec_function): New function.
2732 (static_spec_functions): Add it.
2733 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2734 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2737 2007-02-22 Michael Matz <matz@suse.de
2740 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2741 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2743 2007-02-22 Ian Lance Taylor <iant@google.com>
2746 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2747 (mem_loc_descriptor): Call it.
2749 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2750 Ira Rosen <irar@il.ibm.com>
2752 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2754 2007-02-22 Ira Rosen <irar@il.ibm.com>
2756 PR tree-optimization/30843
2757 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2758 stores only after all the group is vectorized.
2760 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2762 PR tree-optimization/30858
2763 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2764 in the reduction cycle have a single use in the loop.
2765 * tree-vectorizer.h (relevant): Add documentation.
2767 2007-02-20 Mike Stump <mrs@apple.com>
2769 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2770 * configure: Regenerate.
2772 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2774 Change the defaults of some parameters and options.
2775 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2776 * config/spu/spu.c (spu_optimization_options): Add.
2777 (spu_override_options): Change params in spu_optimization_options.
2778 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2780 Register 127 is only 16 byte aligned when used as a frame pointer.
2781 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2782 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2783 HARD_FRAME_POINTER_REGNUM.
2784 (spu_legitimate_address): Use regno_aligned_for_reload.
2785 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2786 aligned when frame_pointer_needed is true.
2787 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2789 * config/spu/spu.h (INIT_EXPANDERS): Define.
2791 Make sure shift and rotate instructions have valid immediate operands.
2792 * config/spu/predicates.md (spu_shift_operand): Remove.
2793 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2794 * config/spu/constraints.md (W, O): Extend range.
2795 * config/spu/spu.md (umask, nmask): Define.
2796 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2797 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2798 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2799 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2800 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2801 (lshr<mode>3_reg): Fix rtl description.
2803 Make sure mulhisi immediate operands are valid.
2804 * config/spu/predicates.md (imm_K_operand): Add.
2805 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2807 Generate constants using fsmbi and andi.
2808 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2809 (print_operand, spu_split_immediate, classify_immediate,
2810 fsmbi_const_p): Handle IC_FSMBI2.
2812 Correctly handle a CONST_VECTOR containing symbols.
2813 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2814 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2815 (immediate_load_p): Allow symbols that use 2 instructions to create.
2816 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2817 with symbols when flag_pic is set.
2818 (const_vector_immediate_p): New.
2819 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2820 accept a CONST_VECTOR with symbols.
2821 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2822 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2824 * config/spu/spu.md (high, low): Delete.
2825 (low_<mode>): Define.
2827 Remove INTRmode and INTR_REGNUM, which didn't work.
2828 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2830 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2831 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2832 peephole2 pattern): Don't use INTR or 131.
2833 (movintrcc): Delete.
2834 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2835 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2836 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2837 (UNSPEC_SET_INTR): Add.
2838 * config/spu/spu-modes.def (INTR): Remove.
2840 More accurate warnings about run-time relocations.
2841 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2843 Correctly warn about immediate arguments to specific intrinsics.
2844 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2845 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2846 the instruction predicate.
2848 Fix tree check errors with latest update.
2849 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2851 (spu_expand_builtin): Use CALL_EXPR_FN.
2853 Add missing specific intrinsics.
2854 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2856 * config/spu/spu_internals.h: Ditto.
2858 Fix incorrect operand modifiers.
2859 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2860 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2862 Optimize one case of zero_extend of a vec_select.
2863 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2865 Accept any immediate for hbr.
2866 * config/spu/spu.md (hbr): Change s constraints to i.
2868 2007-02-21 Paul Brook <paul@codesourcery.com>
2870 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2871 condexec_count when skipping USE and CLOBBER.
2873 2007-02-21 Nick Clifton <nickc@redhat.com>
2875 * common.opt (Warray-bounds): Add Warning attribute.
2876 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2878 (fsized-zeroes): Add Optimization attribute.
2879 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2880 * c.opt (Wc++0x-compat): Add Warning attribute.
2882 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2885 * reload1.c (eliminate_regs_in_insn): In the single_set special
2886 case, attempt to re-recognize the insn before falling back to
2887 having reload fix it up.
2889 2007-02-20 Eric Christopher <echristo@gmail.com>
2891 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2892 Rewrite accordingly.
2893 (frv_read_iacc_argument): Ditto.
2894 (frv_expand_set_builtin): Take a call instead of arglist, update for
2896 (frv_expand_unop_builtin): Ditto.
2897 (frv_expand_binop_builtin): Ditto.
2898 (frv_expand_cut_builtin): Ditto.
2899 (frv_expand_binopimm_builtin): Ditto.
2900 (frv_expand_voidbinop_builtin): Ditto.
2901 (frv_expand_int_void2arg): Ditto.
2902 (frv_expand_prefetches): Ditto.
2903 (frv_expand_voidtriop_builtin): Ditto.
2904 (frv_expand_voidaccop_builtin): Ditto.
2905 (frv_expand_load_builtin): Ditto.
2906 (frv_expand_store_builtin): Ditto.
2907 (frv_expand_mdpackh_builtin): Ditto.
2908 (frv_expand_mclracc_builtin): Ditto.
2909 (frv_expand_mrdacc_builtin): Ditto.
2910 (frv_expand_mwtacc_builtin): Ditto.
2911 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2914 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2916 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2917 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2919 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2921 * configure: Regenerate.
2922 * config.in: Regenerate.
2923 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2924 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2925 masks to power6 and power6x and to POWERPC_MASKS.
2926 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2928 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2929 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2930 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2931 Access PROTOTYPE as variable, not mask.
2933 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2935 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2936 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2937 * combine.c (adjust_for_new_dest): Use it.
2938 * postreload.c (reload_combine): Likewise.
2940 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2942 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2943 notes on an insn with multiple sets, even if single_set returns
2944 non-NULL for that insn.
2946 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2948 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2951 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2953 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2954 if user didn't pass it.
2955 * config/i386/darwin.h (CC1_SPEC): Likewise.
2956 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2957 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
2958 -mmacosx-version-min.
2960 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2961 Uros Bizjak <ubizjak@gmail.com>
2963 * optabs.h (enum optab_index): Add new OTI_scalb.
2964 (scalb_optab): Define corresponding macro.
2965 * optabs.c (init_optabs): Initialize scalb_optab.
2966 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
2968 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
2969 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
2970 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
2971 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
2972 flag_unsafe_math_optimizations is set.
2974 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
2975 to implement scalbf, scalb and scalbl built-ins as inline x87
2978 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2979 DJ Delorie <dj@redhat.com>
2982 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
2983 (diagnostic_report_diagnostic): ... here, and turn them into real
2984 errors. If warnings are inhibited, no need to do anything.
2986 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
2988 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
2989 better code generation.
2991 2007-02-20 Ben Elliston <bje@au.ibm.com>
2993 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
2995 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
2997 * config/alpha/alpha.c, config/alpha/alpha.md,
2998 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
2999 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3000 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3001 config/arm/lib1funcs.asm: Follow spelling conventions.
3003 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3004 config/fr30/fr30.md, config/i386/i386.h,
3005 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3006 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3007 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3008 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3009 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3010 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3011 config/sparc/sparc.c, config/sparc/sparc.h,
3012 config/sparc/sparc.md, config/spu/constraints.md,
3013 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3016 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3019 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3022 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3024 * doc/invoke.texi (-ftree-lrs): Remove.
3026 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3028 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3031 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3033 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3034 new CALL_EXPR_FN macro for retrieving the function
3035 declaration of the input expression.
3037 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3039 * c.opt (Waddress): New.
3040 * common.opt (Walways-true): Delete.
3041 (Wstring-literal-comparison): Delete.
3042 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3043 -Wstring-literal-comparison. Add -Waddress.
3045 (Walways-true): Delete.
3046 (Wstring-literal-comparison): Delete.
3047 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3048 consistently instead of -Walways-true in example.
3049 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3050 * c-typeck.c (parser_build_binary_op): Replace
3051 -Wstring-literal-comparison and -Walways-true with -Waddress.
3052 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3055 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3057 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3058 without DECL_STRUCT_FUNCTION initialized.
3060 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3062 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3063 due to calls to functions taking pointers as parameters.
3065 2007-02-19 Richard Henderson <rth@redhat.com>
3068 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3071 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3073 * config/s390/s390.c (s390_call_saved_register_used,
3074 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3075 accessed to the new scheme.
3077 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3079 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3080 (cris_print_index, cris_print_operand, cris_print_operand_address)
3081 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3082 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3083 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3085 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3086 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3087 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3088 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3089 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3090 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3091 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3092 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3093 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3094 (uminsi3, call, call_value): Ditto.
3095 (define_split: indir_to_reg_split, unnamed): Ditto.
3097 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3099 PR tree-optimization/30975
3100 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3103 2007-02-18 Eric Christopher <echristo@gmail.com>
3105 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3106 Remove use of arglist.
3107 (mips_expand_builtin): Remove use of arglist, pass in expr.
3108 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3109 (mips_expand_builtin_movtf): Ditto.
3110 (mips_expand_builtin_compare): Ditto.
3112 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3114 * tree-sra.c (sra_build_assignment): Replace assertion
3115 checking with a comment explaining why it can't be done.
3117 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3120 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3121 during CALL_EXPR representation conversion.
3122 * tree-ssa-propagate.c (set_rhs): Likewise.
3124 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3126 * tree-sra.c (sra_build_assignment): Disable assertion checking
3129 2007-02-18 Roger Sayle <roger@eyesopen.com>
3131 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3132 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3133 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3135 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3136 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3137 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3138 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3139 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3140 force_gimple_operand): Likewise.
3141 * ipa-cp.c (constant_val_insert): Likewise.
3142 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3143 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3144 perfect_nestify): Likewise.
3145 * langhooks.c (lhd_omp_assignment): Likewise.
3146 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3147 lower_copyprivate_clauses, lower_send_clauses,
3148 lower_send_shared_vars, expand_parallel_call,
3149 expand_omp_for_generic, expand_omp_for_static_nochunk,
3150 expand_omp_for_static_chunk, expand_omp_sections,
3151 lower_omp_single_copy, lower_omp_for_lastprivate,
3152 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3153 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3154 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3157 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3159 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3160 config/sh/sh.md: Follow spelling conventions.
3162 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3163 config/frv/predicates.md: Follow spelling conventions.
3165 * config/m68k/linux-unwind.h: Fix a comment typo.
3166 * target.h: Follow spelling conventions.
3168 2007-02-18 Roger Sayle <roger@eyesopen.com>
3170 PR rtl-optimization/28173
3171 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3172 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3173 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3174 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3175 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3177 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3179 * builtins.c (fold_builtin_load_exponent): New.
3180 (fold_builtin_2): Use it.
3182 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3184 PR rtl-optimization/30773
3185 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3186 if we fail to attach a REG_EQUIV note.
3188 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3189 Roger Sayle <roger@eyesopen.com>
3191 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3193 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3195 * calls.c (initialize_argument_information): Pass original EXP
3196 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3197 code to split complex arguments here, as part of initializing the
3199 (expand_call): Remove code that builds a list of arguments and
3200 inserts implicit arguments into it. Instead, just count how many
3201 implicit arguments there will be so we can determine the size of
3202 the ARGS array, and let initialize_argument_information do the work.
3203 (split_complex_values): Delete unused function.
3205 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3207 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3209 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3211 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3212 for arg pointer based indexed addressing.
3214 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3216 * config/ia64/ia64.h, config/ia64/ia64.md,
3217 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3218 spelling conventions.
3220 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3222 * config/m68k/m68k.c (split_di): New.
3223 * config/m68k/m68k-protos.h: Declare split_di.
3224 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3225 Improve predicate handling and split constant shifts.
3227 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3229 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3230 parameter for register bitfield operations, general predicates
3233 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3235 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3236 * config/m68k/linux-unwind.h: New file.
3238 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3240 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3241 config/i386/athlon.md, config/ia64/ia64.md,
3242 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3243 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3244 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3245 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3246 tree-vect-transform.c: Fix comment typos.
3248 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3250 * sched-deps.c (find_insn_list): Remove.
3251 * sched-int.h: Remove the prototype for find_insn_list.
3253 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3255 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3257 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3258 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3259 darwin_rs6000_override_options.
3260 (C_COMMON_OVERRIDE_OPTIONS): Expect
3261 darwin_macosx_version_min to be non-NULL always.
3262 (TARGET_C99_FUNCTIONS): Likewise.
3263 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3264 (DARWIN_MINVERSION_SPEC): New.
3265 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3266 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3268 (DARWIN_MINVERSION_SPEC): New.
3269 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3271 * config/darwin-c.c (darwin_cpp_builtins): Expect
3272 darwin_macosx_version_min to be non-NULL always.
3274 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3276 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3278 * config/i386/i386.h (x86_use_xchgb): New.
3279 (TARGET_USE_XCHGB): New macro.
3280 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3281 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3282 Split after reload into bswaphi for shifts of 8.
3283 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3284 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3285 or when optimizing for size.
3287 2007-02-16 Richard Guenther <rguenther@suse.de>
3288 Christian Bruel <christian.bruel@st.com>
3290 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3291 DECLs but prefer SSA_NAMEs over DECLs.
3293 2007-02-16 Richard Guenther <rguenther@suse.de>
3295 * tree-flow-inline.h (single_imm_use_p): Remove.
3296 (zero_imm_uses_p): Likewise.
3297 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3298 instead of single_imm_use_p.
3299 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3302 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3305 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3306 nested double- and backquotes.
3308 2007-02-15 Roger Sayle <roger@eyesopen.com>
3311 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3312 should be unreachable.
3313 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3314 For the time being redirect GIMPLE_MODIFY_STMT to the new
3315 (renamed) build_gimple_modify_stmt_stat.
3316 (build2_gimple_stat): Rename to...
3317 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3318 Always build a GIMPLE_MODIFY_STMT node.
3319 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3320 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3323 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3324 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3325 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3326 expand_complex_div_wide): Likewise.
3327 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3328 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3329 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3330 * tree-ssa-loop-manip.c (create_iv): Likewise.
3331 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3332 abs_replacement): Likewise.
3333 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3334 realify_fake_stores): Likewise.
3336 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3337 node rather than a GIMPLE_MODIFY_STMT node.
3338 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3339 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3341 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3342 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3345 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3348 * fold-const.c (fold_comparison): Add back the
3349 folding of constant complex comparisions.
3351 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3354 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3355 effects unknown to this function, return early.
3357 2007-02-15 Ian Lance Taylor <iant@google.com>
3359 * lower-subreg.c (move_eh_region_note): New static function.
3360 (resolve_simple_move): Call it.
3361 (decompose_multiword_subregs): Track blocks for which we resolve a
3362 simple move which is also a control flow insn. Pass them to
3363 find_many_sub_basic_blocks.
3364 (pass_lower_subreg): Add TODO_verify_flow.
3365 (pass_lower_subreg2): Likewise.
3367 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3368 Brooks Moses <brooks.moses@codesourcery.com>
3369 Lee Millward <lee.millward@codesourcery.com>
3371 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3372 (VL_EXP_CLASS_P): New.
3373 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3375 (TREE_OPERAND_CHECK_CODE): Likewise.
3376 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3377 (TREE_RTL_OPERAND_CHECK): Likewise.
3378 (tree_operand_check_failed): Make second parameter the whole tree
3379 instead of its code. Fixed callers.
3380 (VL_EXP_CHECK): New.
3381 (TREE_OPERAND_LENGTH): New.
3382 (VL_EXP_OPERAND_LENGTH): New.
3383 (CALL_EXPR_FN): New.
3384 (CALL_EXPR_STATIC_CHAIN): New.
3385 (CALL_EXPR_ARGS): New.
3386 (CALL_EXPR_ARG): New.
3387 (call_expr_nargs): New.
3388 (CALL_EXPR_ARGP): New.
3389 (build_nt_call_list): Declare.
3390 (build_vl_exp_stat): Declare.
3391 (build_vl_exp): New.
3392 (build_call_list): Declare.
3393 (build_call_nary): Declare.
3394 (build_call_valist): Declare.
3395 (build_call_array): Declare.
3396 (call_expr_arg): Declare.
3397 (call_expr_argp): Declare.
3398 (call_expr_arglist): Declare.
3399 (fold_build_call_list): Declare.
3400 (fold_build_call_list_initializer): Declare.
3401 (fold_call_expr): Declare to replace fold_builtin.
3402 (fold_builtin_fputs): Update to agree with modified definition.
3403 (fold_builtin_strcpy): Likewise.
3404 (fold_builtin_strncpy): Likewise.
3405 (fold_builtin_memory_chk): Likewise.
3406 (fold_builtin_stxcpy_chk): Likewise.
3407 (fold_builtin_strncpy_chk): Likewise.
3408 (fold_builtin_next_arg): Likewise.
3409 (fold_build_call_expr): Declare.
3410 (fold_builtin_call_list): Declare.
3411 (fold_builtin_call_valist): Declare.
3412 (build_call_expr): Declare.
3413 (validate_arglist): Update to agree with modified definition.
3414 (tree_operand_length): New.
3415 (call_expr_arg_iterator): New.
3416 (init_call_expr_arg_iterator): New.
3417 (next_call_expr_arg): New.
3418 (first_call_expr_arg): New.
3419 (more_call_expr_args_p): New.
3420 (FOR_EACH_CALL_EXPR_ARG): New.
3422 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3423 and tcc_gimple_stmt.
3424 (tree_code_size): Update documentation. Use sizeof (tree) rather
3425 than sizeof (char *).
3426 (tree_size): Likewise. Add case for tcc_vl_exp.
3427 (tree_node_structure): Add case for tcc_vl_exp.
3428 (contains_placeholder_p): Likewise.
3429 (substitute_in_expr): Likewise.
3430 (substitute_placeholder_in_expr): Likewise.
3431 (stabilize_reference_1): Likewise.
3432 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3433 to diagnose breakage of this interface for constructing CALL_EXPRs.
3434 (build_nt): Add similar assertion here.
3435 (build_nt_call_list): New.
3436 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3437 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3439 (get_callee_fndecl): Use new CALL_EXPR accessors.
3440 (tree_operand_check_failed): Change parameters to pass entire node
3441 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3442 (process_call_operands): New.
3443 (build_vl_exp_stat): New.
3444 (build_call_list): New.
3445 (build_call_nary): New.
3446 (build_call_valist): New.
3447 (build_call_array): New.
3448 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3449 (call_expr_arglist): New.
3451 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3452 tcc_vl_exp instead of a fixed-size tcc_expression.
3454 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3455 accessors for CALL_EXPRs.
3456 (AGGR_INIT_EXPR): Likewise.
3458 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3459 Brooks Moses <brooks.moses@codesourcery.com>
3460 Lee Millward <lee.millward@codesourcery.com>
3462 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3463 (expand_builtin_nonlocal_goto): Change parameter to be entire
3464 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3465 (expand_builtin_prefetch): Likewise.
3466 (expand_builtin_classify_type): Likewise.
3467 (mathfn_built_in): Return NULL_TREE instead of 0.
3468 (expand_errno_check): Use new CALL_EXPR accessors.
3469 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3470 Return NULL_RTX instead of 0.
3471 (expand_builtin_mathfn_2): Likewise.
3472 (expand_builtin_mathfn_3): Likewise.
3473 (expand_builtin_interclass_mathfn): Likewise.
3474 (expand_builtin_sincos): Likewise.
3475 (expand_builtin_cexpi): Likewise.
3476 (expand_builtin_int_roundingfn): Likewise.
3477 (expand_builtin_int_roundingfn_2): Likewise.
3478 (expand_builtin_pow): Likewise.
3479 (expand_builtin_powi): Likewise.
3480 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3481 of arglist, fixing callers appropriately. Use new CALL_EXPR
3482 accessors and constructors. Return NULL_RTX instead of 0.
3483 (expand_builtin_strstr): Likewise.
3484 (expand_builtin_strchr): Likewise.
3485 (expand_builtin_strrchr): Likewise.
3486 (expand_builtin_strpbrk): Likewise.
3487 (expand_builtin_memcpy): Likewise.
3488 (expand_builtin_mempcpy): Likewise.
3489 (expand_builtin_mempcpy_args): New.
3490 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3491 (expand_builtin_memmove_args): New.
3492 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3493 (expand_movstr): Likewise.
3494 (expand_builtin_strcpy): Likewise.
3495 (expand_builtin_strcpy_args): New.
3496 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3497 (expand_builtin_strncpy): Likewise.
3498 (expand_builtin_memset): Likewise.
3499 (expand_builtin_memset_args): New.
3500 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3501 (expand_builtin_memcmp): Likewise.
3502 (expand_builtin_strcmp): Likewise.
3503 (expand_builtin_strncmp): Likewise.
3504 (expand_builtin_strcat): Likewise.
3505 (expand_builtin_strncat): Likewise.
3506 (expand_builtin_strspn): Likewise.
3507 (expand_builtin_strcspn): Likewise.
3508 (expand_builtin_args_info): Likewise.
3509 (expand_builtin_va_start): Likewise.
3510 (gimplify_va_arg_expr): Likewise.
3511 (expand_builtin_va_end): Likewise.
3512 (expand_builtin_va_copy): Likewise.
3513 (expand_builtin_frame_address): Likewise.
3514 (expand_builtin_alloca): Likewise.
3515 (expand_builtin_bswap): Likewise.
3516 (expand_builtin_unop): Likewise.
3517 (expand_builtin_fputs): Likewise.
3518 (expand_builtin_expect): Likewise.
3519 (expand_builtin_fabs): Likewise.
3520 (expand_builtin_copysign): Likewise.
3521 (expand_builtin_printf): Likewise.
3522 (expand_builtin_fprintf): Likewise.
3523 (expand_builtin_sprintf): Likewise.
3524 (expand_builtin_init_trampoline): Likewise.
3525 (expand_builtin_signbit): Likewise.
3526 (expand_builtin_fork_or_exec): Likewise.
3527 (expand_builtin_sync_operation): Likewise.
3528 (expand_builtin_compare_and_swap): Likewise.
3529 (expand_builtin_lock_test_and_set): Likewise.
3530 (expand_builtin_lock_release): Likewise.
3531 (expand_builtin): Likewise.
3532 (builtin_mathfn_code): Likewise.
3534 (fold_builtin_constant_p): Pass call arguments individually instead
3535 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3536 accessors and constructors. Return NULL_TREE instead of 0.
3537 (fold_builtin_expect): Likewise.
3538 (fold_builtin_classify_type): Likewise.
3539 (fold_builtin_strlen): Likewise.
3540 (fold_builtin_nan): Likewise.
3541 (integer_valued_real_p): Likewise.
3542 (fold_trunc_transparent_mathfn): Likewise.
3543 (fold_fixed_mathfn): Likewise.
3544 (fold_builtin_cabs): Likewise.
3545 (fold_builtin_sqrt): Likewise.
3546 (fold_builtin_cbrt): Likewise.
3547 (fold_builtin_cos): Likewise.
3548 (fold_builtin_cosh): Likewise.
3549 (fold_builtin_tan): Likewise.
3550 (fold_builtin_sincos): Likewise.
3551 (fold_builtin_cexp): Likewise.
3552 (fold_builtin_trunc): Likewise.
3553 (fold_builtin_floor): Likewise.
3554 (fold_builtin_ceil): Likewise.
3555 (fold_builtin_round): Likewise.
3556 (fold_builtin_int_roundingfn): Likewise.
3557 (fold_builtin_bitop): Likewise.
3558 (fold_builtin_bswap): Likewise.
3559 (fold_builtin_logarithm): Likewise.
3560 (fold_builtin_hypot): Likewise.
3561 (fold_builtin_pow): Likewise.
3562 (fold_builtin_powi): Likewise.
3563 (fold_builtin_exponent): Likewise.
3564 (fold_builtin_memset): Likewise.
3565 (fold_builtin_bzero): Likewise.
3566 (fold_builtin_memory_op): Likewise.
3567 (fold_builtin_bcopy): Deleted; call site changed to invoke
3568 fold_builtin_memory_op directly.
3569 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3570 (fold_builtin_strncpy): Likewise.
3571 (fold_builtin_memcmp): Likewise.
3572 (fold_builtin_strcmp): Likewise.
3573 (fold_builtin_strncmp): Likewise.
3574 (fold_builtin_signbit): Likewise.
3575 (fold_builtin_copysign): Likewise.
3576 (fold_builtin_isascii): Likewise.
3577 (fold_builtin_toascii): Likewise.
3578 (fold_builtin_isdigit): Likewise.
3579 (fold_builtin_fabs): Likewise.
3580 (fold_builtin_abs): Likewise.
3581 (fold_builtin_fmin_fmax): Likewise.
3582 (fold_builtin_carg): Likewise.
3583 (fold_builtin_classify): Likewise.
3584 (fold_builtin_unordered_cmp): Likewise.
3586 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3587 New functions split out from fold_builtin_1.
3588 (fold_builtin_n): New.
3589 (fold_builtin_varargs): New.
3590 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3592 (fold_call_expr): New.
3593 (build_function_call_expr): Rewrite to use new helper function.
3594 (fold_builtin_call_list): New.
3595 (build_call_expr): New.
3596 (fold_builtin_call_valist): New.
3597 (rewrite_call_expr): New.
3598 (validate_arg): New.
3599 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3600 of an arglist. Change return type to bool. Use new CALL_EXPR
3603 (fold_builtin_strstr): Pass call arguments individually instead
3604 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3605 accessors and constructors. Return NULL_TREE instead of 0.
3606 (fold_builtin_strchr): Likewise.
3607 (fold_builtin_strrchr): Likewise.
3608 (fold_builtin_strpbrk): Likewise.
3609 (fold_builtin_strcat): Likewise.
3610 (fold_builtin_strncat): Likewise.
3611 (fold_builtin_strspn): Likewise.
3612 (fold_builtin_strcspn): Likewise.
3613 (fold_builtin_fputs): Likewise.
3614 (fold_builtin_next_arg): Likewise.
3615 (fold_builtin_sprintf): Likewise.
3617 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3618 NULL_RTX instead of 0.
3619 (expand_builtin_memory_chk): Likewise.
3620 (maybe_emit_chk_warning): Likewise.
3621 (maybe_emit_sprintf_chk_warning): Likewise.
3623 (fold_builtin_object_size): Pass call arguments individually instead
3624 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3625 accessors and constructors. Return NULL_TREE instead of 0.
3626 (fold_builtin_memory_chk): Likewise.
3627 (fold_builtin_stxcpy_chk): Likewise.
3628 (fold_builtin_strncpy_chk): Likewise.
3629 (fold_builtin_strcat_chk): Likewise.
3630 (fold_builtin_strcat_chk): Likewise.
3631 (fold_builtin_strncat_chk): Likewise.
3632 (fold_builtin_sprintf_chk): Likewise.
3633 (fold_builtin_snprintf_chk): Likewise.
3634 (fold_builtin_printf): Likewise.
3635 (fold_builtin_vprintf): Likewise.
3637 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3639 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3640 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3641 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3642 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3643 (fold_unary): Likewise.
3644 (fold_binary): Likewise.
3645 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3646 ternary expressions.
3647 (fold): Add logic for tcc_vl_exp.
3648 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3649 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3650 (fold_build3_stat): Add assertion to flag broken interface for
3651 constructing CALL_EXPRs.
3652 (fold_build_call_list): New.
3653 (fold_build_call_list_initializer): New.
3654 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3656 (fold_strip_sign_ops): Likewise.
3658 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3659 Brooks Moses <brooks.moses@codesourcery.com>
3660 Lee Millward <lee.millward@codesourcery.com>
3662 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3663 accessors and dump arguments explicitly.
3665 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3667 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3669 (print_call_name): Use new CALL_EXPR accessors.
3671 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3672 CALL_EXPR arguments explicitly instead of as a list. Use
3673 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3675 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3676 (vrp_visit_stmt): Likewise.
3678 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3679 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3681 (force_move_till_expr): Likewise.
3683 * targhooks.c (default_external_stack_protect_fail): Use
3684 build_call_expr instead of build_function_call_expr.
3685 (default_hidden_stack_protect_fail): Likewise.
3687 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3690 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3691 and walk arguments explicitly.
3693 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3694 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3695 (expand_simple_operations): Likewise.
3696 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3698 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3699 of TREE_CODE_LENGTH.
3700 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3702 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3703 instead of TREE_CODE_LENGTH.
3705 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3706 (tree_ic_transform): Likewise.
3707 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3708 parameter instead of arglist. Fix callers.
3709 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3710 (tree_stringops_transform): Likewise.
3711 (tree_indirect_call_to_profile): Likewise.
3712 (tree_stringops_values_to_profile): Likewise.
3714 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3715 (eliminate_tail_call): Likewise.
3717 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3719 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3720 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3722 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3724 * omp-low.c (build_omp_barrier): Use build_call_expr.
3725 (lower_rec_input_clauses): Likewise.
3726 (lower_reduction_clauses): Likewise.
3727 (expand_parallel_call): Likewise.
3728 (maybe_catch_exception): Likewise.
3729 (expand_omp_for_generic): Likewise.
3730 (expand_omp_for_static_nochunk): Likewise.
3731 (expand_omp_sections): Likewise.
3732 (lower_omp_single_simple): Likewise.
3733 (lower_omp_single_copy): Likewise.
3734 (lower_omp_master): Likewise.
3735 (lower_omp_ordered): Likewise.
3736 (lower_omp_critical): Likewise.
3738 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3739 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3741 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3742 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3743 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3745 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3746 and generalize to handle any number of operands.
3747 (chrec_contains_undetermined): Likewise.
3748 (tree_contains_chrecs): Likewise.
3749 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3751 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3753 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3754 fold_call_expr instead of fold_builtin.
3755 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3756 match declarations there.
3757 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3760 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3761 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3763 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3764 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3766 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3769 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3770 (execute_cse_sincos): Use new CALL_EXPR accessors.
3772 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3774 * gimple-low.c (lower_function_body): Use build_call_expr.
3775 (lower_builtin_setjmp): Likewise.
3777 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3778 (set_storage_via_libcall): Likewise.
3779 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3780 instead of TREE_CODE_LENGTH.
3781 (expand_expr_real_1): Use new CALL_EXPR accessors.
3783 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3784 generalize to handle any number of operands.
3785 (TB_parent_eq): Likewise.
3787 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3788 (strip_builtin_expect): Likewise.
3790 * function.c (gimplify_parameters): Use build_call_expr.
3792 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3793 instead of TREE_CODE_LENGTH.
3795 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3796 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3798 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3801 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3802 (gimplify_decl_expr): Likewise.
3803 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3804 Use new CALL_EXPR iterators.
3805 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3806 (gimplify_modify_expr_to_memset): Likewise.
3807 (gimplify_variable_sized_compare): Likewise.
3808 (gimplify_omp_atomic_fetch_op): Likewise.
3809 (gimplify_omp_atomic_pipeline): Likewise.
3810 (gimplify_omp_atomic_mutex): Likewise.
3811 (gimplify_function_tree): Likewise.
3813 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3814 (call_expr_flags): Likewise.
3815 (expand_call): Likewise.
3817 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3818 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3821 * coverage.c (create_coverage): Use build_call_expr.
3823 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3824 (temp_call_expr_obstack): New.
3825 (pool_copy_list): Delete.
3826 (temp_copy_call_expr): New.
3827 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3828 CALL_EXPR accessors. Get rid of special goo for copying argument
3829 lists and use temp_copy_call_expr instead.
3830 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3831 CALL_EXPR accessors.
3832 (create_expression_by_pieces): Likewise. Use build_call_array
3833 to construct the result instead of fold_build3.
3834 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3835 dealing with argument lists.
3836 (init_pre): Remove references to expression_node_pool and
3837 list_node_pool. Init temp_call_expr_obstack instead.
3838 (fini_pre): Remove references to expression_node_pool and
3841 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3842 and walk arguments explicitly instead of as a list.
3844 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3845 (mx_register_decls): Likewise.
3846 (mudflap_register_call): Likewise.
3847 (mudflap_finish_file): Likewise.
3849 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3850 (ipa_callsite_compute_param): Likewise.
3852 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3853 accessors and constructor.
3855 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3856 accessors and constructor.
3857 (convert_tramp_reference): Likewise.
3858 (convert_call_expr): Likewise.
3859 (finalize_nesting_tree_1): Likewise.
3861 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3864 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3866 * tree-inline.c (initialize_inlined_parameters): Pass entire
3867 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3869 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3870 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3872 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3873 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3874 (vectorizable_reduction): Likewise.
3875 (vectorizable_call): Use new CALL_EXPR iterators.
3876 (vectorizable_conversion): Use build_call_expr.
3877 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3878 (vect_gen_widened_results_half): Use build_call_expr.
3879 (vect_setup_realignment): Likewise.
3880 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3882 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3883 (pass_through_call): Likewise.
3884 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3887 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3888 (tree_gen_pow2_profiler): Likewise.
3889 (tree_gen_one_value_profiler): Likewise.
3890 (tree_gen_ic_func_profiler): Likewise.
3891 (tree_gen_average_profiler): Likewise.
3892 (tree_gen_ior_profiler): Likewise.
3894 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3895 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3896 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3898 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3899 of TREE_CODE_LENGTH.
3901 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3902 of TREE_CODE_LENGTH.
3904 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3906 (convert_to_integer): Likewise.
3908 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3911 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3912 Brooks Moses <brooks.moses@codesourcery.com>
3913 Lee Millward <lee.millward@codesourcery.com>
3915 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3917 * config/frv/frv.c (frv_expand_builtin): Likewise.
3918 * config/s390/s390.c (s390_expand_builtin): Likewise.
3920 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3921 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3923 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3924 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3925 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3926 (ix86_expand_store_builtin): Likewise.
3927 (ix86_expand_unop_builtin): Likewise.
3928 (ix86_expand_unop1_builtin): Likewise.
3929 (ix86_expand_sse_compare): Likewise.
3930 (ix86_expand_sse_comi): Likewise.
3931 (ix86_expand_vec_init_builtin): Likewise.
3932 (ix86_expand_vec_ext_builtin): Likewise.
3933 (ix86_expand_vec_set_builtin): Likewise.
3934 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3936 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3937 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3939 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3940 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3941 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3943 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3945 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3946 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3947 arglist. Use new CALL_EXPR accessors. Fix callers.
3948 (altivec_expand_abs_builtin): Likewise.
3949 (rs6000_expand_binop_builtin): Likewise.
3950 (altivec_expand_predicate_builtin): Likewise.
3951 (altivec_expand_lv_builtin): Likewise.
3952 (spe_expand_stv_builtin): Likewise.
3953 (altivec_expand_stv_builtin): Likewise.
3954 (rs6000_expand_ternop_builtin): Likewise.
3955 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3956 (altivec_expand_st_builtin): Likewise.
3957 (altivec_expand_dst_builtin): Likewise.
3958 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
3959 arglist. Use new CALL_EXPR accessors. Fix callers.
3960 (altivec_expand_vec_set_builtin): Likewise.
3961 (altivec_expand_vec_ext_builtin): Likewise.
3962 (altivec_expand_builtin): Use new CALL_EXPR accessors.
3963 (spe_expand_builtin): Likewise.
3964 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
3965 arglist. Use new CALL_EXPR accessors. Fix callers.
3966 (spe_expand_evsel_builtin): Likewise.
3967 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
3968 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
3970 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
3971 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3972 (arm_expand_unop_builtin): Likewise.
3973 (arm_expand_builtin): Use new CALL_EXPR accessors.
3975 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
3978 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
3979 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3980 (bfin_expand_unop_builtin): Likewise.
3981 (bfin_expand_builtin): Use new CALL_EXPR accessors.
3983 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3984 Brooks Moses <brooks.moses@codesourcery.com>
3985 Lee Millward <lee.millward@codesourcery.com>
3987 * c-semantics.c (build_stmt): Add internal diagnostic check.
3989 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
3990 accessors. Print arguments explicitly instead of as a list.
3992 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
3994 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
3995 (c_finish_omp_flish): Likewise.
3997 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
3998 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
3999 instead of TREE_CODE_LENGTH.
4000 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4001 (c_warn_unused_result): Likewise.
4003 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4006 * doc/invoke.texi (Warning Options): Remove
4007 -Werror-implicit-function-declaration.
4008 (Wimplicit-function-declaration): Update description.
4009 * opts.c (common_handle_option): Move handling of -Werror=* to...
4010 (enable_warning_as_error): ...here.
4011 * opts.h (enable_warning_as_error): Declare.
4012 * c-decl.c (implicit_decl_warning): Unless
4013 -Wno-implicit-function-declaration is given, emit a pedwarn if
4014 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4015 * c.opt (Wimplicit-function-declaration): Replace
4016 mesg_implicit_function_declaration with
4017 warn_implicit_function_declaration.
4018 * c-opts.c (c_common_handle_option):
4019 -Werror-implicit-function-declaration is exactly equal as
4020 -Werror=implicit-function-declaration.
4021 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4022 warn_implicit_function_declaration.
4023 (c_common_post_options): -Wimplict-function-declaration is enabled
4024 by default by -std=c99, otherwise is disabled by default.
4025 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4027 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4029 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4030 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4031 former is ignored but not the latter.
4033 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4035 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4036 is made and the reference doesn't use the alias set of its type,
4037 do not create the temporary using that type.
4039 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4041 * jump.c: Remove prototypes for delete_computation and
4042 delete_prior_computation.
4044 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4046 * jump.c (get_label_after): Delete.
4047 (get_label_before, delete_computation, delete_jump,
4048 delete_prior_computation, follow_jumps): Move...
4049 * reorg.c (delete_computation, delete_prior_computation): ... here...
4050 (get_label_before, delete_jump): ... making these static ...
4051 (follow_jumps): ... and simplifying this since it only runs after
4053 * rtl.h (get_label_after, get_label_before, delete_jump,
4054 follow_jumps): Delete prototypes.
4056 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4058 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4060 2007-02-15 Nick Clifton <nickc@redhat.com>
4062 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4063 order to prevent it from being munged by the target.
4065 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4067 * config/i386/i386.md: Remove misleading comment.
4069 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4071 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4072 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4075 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4077 * tree-sra.c (instantiate_missing_elements): Canonicalize
4079 (sra_build_assignment): New.
4080 (generate_copy_inout, generate_element_copy,
4081 generate_element_zero, generate_one_element_init): Use it.
4083 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4085 * tree-sra.c (instantiate_missing_elements): Canonicalize
4087 (sra_build_assignment): New.
4088 (generate_copy_inout, generate_element_copy,
4089 generate_element_zero, generate_one_element_init): Use it.
4091 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4093 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4096 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4098 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4099 types as aggregates not scalars.
4100 * function.c (assign_stack_temp_for_type): Likewise.
4102 2007-02-14 Roger Sayle <roger@eyesopen.com>
4103 Zdenek Dvorak <dvorakz@suse.cz>
4105 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4108 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4110 * passes.c (next_pass_1): Clear the next field of the copied
4113 2007-02-14 Richard Henderson <rth@redhat.com>
4115 * tree-sra.c (early_sra): New.
4116 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4117 (tree_sra_early, pass_sra_early): New.
4118 * tree-pass.h (pass_sra_early): Declare.
4119 * passes.c (init_optimization_passes): Use it.
4121 2007-02-14 Richard Guenther <rguenther@suse.de>
4123 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4125 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4127 PR tree-optimization/30771
4128 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4130 (vect_analyze_operations): Induction phis can now be marked as
4132 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4133 Update documentation accordingly.
4135 2007-02-14 Nick Clifton <nickc@redhat.com>
4137 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4138 most 3 arguments are supported.
4139 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4141 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4143 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4144 Ensure dst->current is valid.
4146 2007-02-13 Paul Brook <paul@codesourcery.com>
4148 * config.gcc: Add arm*-*-uclinux-*eabi.
4149 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4150 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4151 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4152 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4153 (LINK_SPEC): Define.
4155 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4157 * config/arm/uclinux-eabi.h: New file.
4158 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4159 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4162 2007-02-13 Ian Lance Taylor <iant@google.com>
4164 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4165 * flags.h (warn_strict_overflow): Declare.
4166 (enum warn_strict_overflow_code): Define.
4167 (issue_strict_overflow_warning): New static inline function.
4168 * opts.c (warn_strict_overflow): New variable.
4169 (common_handle_option): Handle OPT_Wstrict_overflow and
4170 OPT_Wstrict_overflow_.
4171 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4173 * fold-const.c: Include intl.h.
4174 (fold_deferring_overflow_warnings): New static variable.
4175 (fold_deferred_overflow_warning): New static variable.
4176 (fold_deferred_overflow_code): New static variable.
4177 (fold_defer_overflow_warnings): New function.
4178 (fold_undefer_overflow_warnings): New function.
4179 (fold_undefer_and_ignore_overflow_warnings): New function.
4180 (fold_deferring_overflow_warnings_p): New function.
4181 (fold_overflow_warning): New static function.
4182 (make_range): Add strict_overflow_p parameter. Change all
4184 (extract_muldiv, extract_muldiv_1): Likewise.
4185 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4186 tree_expr_nonnegative_p.
4187 (fold_negate_expr): Call fold_overflow_warning.
4188 (fold_range_test): Likewise.
4189 (fold_comparison): Likewise.
4190 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4191 instead of tree_expr_nonnegative_p.
4192 (tree_expr_nonnegative_warnv_p): Rename from
4193 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4194 (tree_expr_nonnegative_p): New function.
4195 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4196 strict_overflow_p parameter.
4197 (tree_expr_nonzero_p): New function.
4198 * passes.c (verify_interpass_invariants): New static function.
4199 (execute_one_pass): Call it.
4200 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4202 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4203 (estimate_numbers_of_iterations): Likewise.
4204 (scev_probably_wraps_p): Likewise.
4205 * tree-ssa-ccp.c: Include "toplev.h".
4206 (evaluate_stmt): Defer fold overflow warnings until we know we are
4208 (struct fold_stmt_r_data): Add stmt field.
4209 (fold_stmt_r): Defer fold overflow warnings until we know we
4211 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4212 (fold_stmt_inplace): Likewise.
4213 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4214 (cleanup_control_expr_graph): Defer fold overflow warnings until
4215 we know we are going to optimize.
4216 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4217 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4219 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4220 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4221 * tree-ssa-loop-manip.c (create_iv): Likewise.
4222 * c-typeck.c (build_conditional_expr): Likewise.
4223 (build_binary_op): Likewise.
4224 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4225 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4226 (extract_range_from_unary_expr): Likewise.
4227 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4228 assuming that signed overflow does not occur.
4229 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4230 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4231 (fold_defer_overflow_warnings): Declare.
4232 (fold_undefer_overflow_warnings): Declare.
4233 (fold_undefer_and_ignore_overflow_warnings): Declare.
4234 (fold_deferring_overflow_warnings_p): Declare.
4235 (tree_expr_nonzero_warnv_p): Declare.
4236 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4238 (Warning Options): Document -Wstrict-overflow.
4239 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4240 (tree-ssa-ccp.o): Likewise.
4241 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4242 (fold-const.o): Depend on intl.h.
4244 2007-02-13 Ian Lance Taylor <iant@google.com>
4247 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4250 2007-02-13 Stuart Hastings <stuart@apple.com>
4252 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4254 2007-02-13 Richard Henderson <rth@redhat.com>
4256 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4257 handled_component_p before looking for the indirect_ref.
4259 2007-02-13 Richard Henderson <rth@redhat.com>
4261 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4262 remove flags clobber.
4263 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4264 (bswaphi_lowpart): New.
4265 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4266 remove TARGET_BSWAP test. Delete expander of the same name.
4268 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4269 (expand_unop): Use them.
4271 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4273 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4274 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4275 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4276 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4277 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4278 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4279 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4280 assembler dialect choice from asm templates.
4282 2007-02-12 Richard Henderson <rth@redhat.com>
4284 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4285 (fixuns_trunc<SSEMODEF>si2): Use it.
4286 * config/i386/sse.md (vec_setv4sf_0): Export.
4287 * config/i386/i386.c (ix86_build_const_vector): Export.
4288 (ix86_split_convert_uns_si_sse): Rename from
4289 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4290 * config/i386/i386-protos.h: Update.
4292 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4295 * c-typeck.c (c_finish_return): Improve warning message.
4297 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4299 * alias.c (find_symbolic_term): Delete unused function.
4301 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4303 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4304 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4305 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4307 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4309 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4310 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4311 the function, temporarily point the debug interface to the null one.
4313 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4315 * dwarf2out.c (round_up_to_align): New static function.
4316 (field_byte_offset): Use it to round the offset.
4318 2007-02-12 Richard Henderson <rth@redhat.com>
4320 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4321 (inswl_const): Export.
4323 2007-02-12 Richard Henderson <rth@redhat.com>
4325 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4326 result mode of the libcall, convert back to outmode.
4328 2007-02-12 Roger Sayle <roger@eyesopen.com>
4330 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4331 (bswapdi2): New define_expand to implement 32-bit implementation.
4333 2007-02-12 Nick Clifton <nickc@redhat.com>
4335 * doc/invoke.texi (Overall Options): Document --help=.
4336 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4337 (cc1_options): Pass --help= on to cc1.
4338 (display_help): Add description of --help=.
4339 (process_command): Add code to handle --help=. Allow translated
4340 --help and --target-help switches to be passed on to compiler
4342 (main): Remove unused if statement.
4343 * opts.c (columns): Remove.
4344 (LEFT_COLUMN): Define.
4345 (wrap_help): Add columns argument.
4346 (print_filtered_help): Change parameters to be an include bitmask,
4347 an exclude bitmask, an any bitmask and the column width. Move the
4348 code to display the params list here. Add code to display the
4349 status of options rather than their descriptions if the quiet flag
4351 (print_specific_help): Change parameters to be an include bitmask,
4352 an exclude bitmask and an any bitmask. Move code to look up the
4353 column width here. Decide upon the title for an options listing.
4354 (common_handle_options): Add code to handle --help=. Adapt code
4355 for --help and --target-help to use the revised form of the
4356 print_specific_help function.
4357 (print_help): Delete.
4358 (print_param_help): Delete.
4359 (print_switch): Delete.
4360 * opts.h (cl_lang_count): Add prototype.
4361 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4362 CL_MAX_OPTION_CLASS): New defines.
4363 * optc-gen.awk: Add construction of cl_lang_count.
4364 * c.opt: Add Warning attribute to warning options and Optimization
4365 attribute to optimization options.
4366 * common.opt: Likewise.
4368 Add -fhelp and -ftarget-help as aliases for the transformed --help
4369 and --target-help options.
4370 * opt-functions.awk: Add code to handle Warning and Optimization
4373 2007-02-12 Richard Henderson <rth@redhat.com>
4375 * config/alpha/constraints.md: New file.
4376 * config/alpha/alpha.c: Include tm-constrs.h.
4377 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4378 alpha_extra_constraint): Remove.
4379 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4380 * config/alpha/alpha-protos.h: Update.
4381 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4382 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4383 (EXTRA_CONSTRAINT): Remove.
4384 * config/alpha/alpha.md: Include constraints.md.
4385 (adddi splitter): Use satisfies_constraint_*.
4386 * config/alpha/predicates.md (add_operand): Likewise.
4387 (sext_add_operand, addition_operation): Likewise.
4389 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4391 PR tree-optimization/29145
4392 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4393 in our handling of restrict qualified pointers.
4395 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4398 * doc/invoke.texi (Wunused-value): Update description.
4399 (Wextra): Delete item.
4400 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4401 value of Wunused-value.
4402 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4403 (c_finish_stmt_expr): Don't check extra_warnings.
4404 (emit_side_effect_warnings): The caller is responsible to check
4407 2007-02-11 Roger Sayle <roger@eyesopen.com>
4408 Matt Thomas <matt@3am-software.com>
4410 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4412 2007-02-11 Roger Sayle <roger@eyesopen.com>
4414 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4415 comparisons of POPCOUNT against zero.
4416 (simplify_const_relational_operation): Likewise.
4418 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4420 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4422 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4424 * dwarf2out.c (root_type): Delete unused function.
4426 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4428 * genattrtab.c (contained_in_p): Delete unused function.
4429 (write_expr_attr_cache): Likewise.
4431 2007-02-11 Jan Hubicka <jh@suse.cz>
4433 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4436 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4438 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4439 to add the REG_EQ* note.
4440 * see.c (see_merge_one_use_extension): Likewise.
4441 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4442 turn REG_EQUAL notes into REG_EQUIV notes if the target
4443 register may have more than one set.
4444 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4445 * gcse.c (try_replace_reg): Likewise.
4446 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4447 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4448 more than one REG_EQUIV note.
4449 * reload1.c (gen_reload): Use set_unique_reg_note.
4451 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4453 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4454 (ix86_builtin_conversion): New function.
4456 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4459 * tree.h (DECL_REPLACEABLE_P): New macro.
4460 * except.c (set_nothrow_function_flags): Likewise.
4462 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4463 Ira Rosen <irar@il.ibm.com>
4464 Dorit Nuzman <dorit@il.ibm.com>
4466 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4467 * targhooks.c (default_builtin_vectorized_conversion): New.
4468 * targhooks.h (default_builtin_vectorized_function): New declaration.
4469 * target.h (struct vectorize): Add builtin_conversion field.
4470 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4471 stmt_vec_info_type value.
4472 (vectorizable_conversion): New declaration.
4473 * tree-vect-analyze.c (vect_analyze_operations): Add
4474 vectorizable_conversion call.
4475 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4476 * tree-vect-transform.c (vectorizable_conversion): New function.
4477 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4478 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4480 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4481 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4482 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4483 or ALTIVEC_BUILTIN_VCFSX.
4485 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4488 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4489 CONST_DOUBLE and operand 0 is a hard register.
4490 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4491 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4492 is a hard floating-point register.
4494 2007-02-10 Richard Henderson <rth@redhat.com>
4495 Jakub Jelinek <jakub@redhat.com>
4496 Alexandre Oliva <aoliva@redhat.com>
4498 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4499 * builtin-types.def (BT_WORD): Make unsigned.
4500 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4501 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4502 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4503 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4504 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4505 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4507 * expr.c (emutls_var_address): New.
4508 (expand_expr_real_1): Expand emulated tls.
4509 (expand_expr_addr_expr_1): Likewise.
4510 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4511 * output.h (emutls_finish): Declare.
4512 * toplev.c (compile_file): Call it.
4513 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4514 address before wrapping in CONST.
4515 * varasm.c (emutls_htab, emutls_object_type): New.
4516 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4517 (get_emutls_object_name, get_emutls_object_type): New.
4518 (get_emutls_init_templ_addr, emutls_decl): New.
4519 (emutls_common_1, emutls_finish): New.
4520 (assemble_variable): When emulating tls, swap decls; generate
4521 constructor for the emutls objects.
4522 (do_assemble_alias): When emulating tls, swap decl and target name.
4523 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4525 * varpool.c (decide_is_variable_needed): Look at force_output.
4526 Recurse for emulated tls.
4527 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4528 with decide_is_variable_needed.
4529 * emutls.c: New file.
4530 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4531 tls_object for real tls.
4533 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4535 PR rtl-optimization/29599
4536 * reload1.c (eliminate_regs_in_insn): Take the destination
4537 mode into account when computing the offset.
4539 2007-02-09 Stuart Hastings <stuart@apple.com>
4540 Richard Henderson <rth@redhat.com>
4542 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4543 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4544 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4545 fixuns_truncdfhi2): New.
4546 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4547 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4548 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4549 (floatunssidf2): Allow nonimmediate source.
4550 * gcc/config/i386/sse.md (movdi_to_sse): New.
4551 (vec_concatv2di): Drop '*'.
4552 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4553 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4554 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4556 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4557 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4558 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4559 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4560 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4561 ix86_build_const_vector.
4562 (x86_emit_floatuns): Rewrite.
4564 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4566 * genautomata.c (longest_path_length): Delete unused function.
4567 (struct state): Delete unused longest_path_length.
4568 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4569 (get_free_state): Delete unused.
4571 2007-02-09 Jan Hubicka <jh@suse.cz>
4573 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4574 * doc/invoke.texi (inline-unit-growth): Update default value.
4576 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4577 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4578 (rebuild_cgraph_edges): Likewise.
4579 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4580 (dump_cgraph_node): Dump frequencies.
4581 (cgraph_clone_edge): Add frequency scales.
4582 (cgraph_clone_node): Add freuqnecy.
4583 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4584 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4585 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4586 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4587 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4588 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4589 (save_inline_function_body): Likewise.
4590 * ipa-inline.c: inluce rtl.h
4591 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4592 (cgraph_edge_badness): Use frequencies.
4593 (cgraph_decide_recursive_inlining): Update clonning.
4594 (cgraph_decide_inlining_of_small_function): Dump frequency.
4595 * predict.c (estimate_bb_frequencies): Export.
4596 * predict.h (estimate_bb_frequencies): Declare.
4597 * tree-inline.c (copy_bb): Watch overflows.
4598 (expand_call_inline): Update call of cgraph_create_edge.
4599 (optimize_inline_calls): Use TODO flags to update frequnecies.
4600 * passes.h: Include predict.h
4601 (init_optimization_passes): Move profile ahead.
4602 (execute_function_todo): Handle TODO_rebuild_frequencies.
4604 2007-02-09 Roger Sayle <roger@eyesopen.com>
4606 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4607 the insbl or inswl pattern into a register.
4609 2007-02-09 Roger Sayle <roger@eyesopen.com>
4611 * config/ia64/ia64.md (bswapdi2): New define_insn.
4613 2007-02-09 Richard Henderson <rth@redhat.com>
4615 * config/i386/constraints.md (Ym): New constraint.
4616 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4617 (movdi_1_rex64): Split sse and xmm general register moves from
4618 memory move alternatives. Use conditional register constraints.
4619 (movsf_1, movdf_integer): Likewise.
4620 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4621 (movdf_integer_rex64): New.
4622 (pushsf_rex64): Fix output constraints.
4623 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4624 (sse2_stored): Likewise.
4625 (sse2_storeq_rex64): New.
4626 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4627 amd and not generic.
4628 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4629 for optimize_size. Remove SF/DFmode hack.
4631 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4633 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4636 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4637 Richard Sandiford <richard@codesourcery.com>
4639 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4640 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4641 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4642 m68k/t-mlib to tmake_file.
4643 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4644 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4645 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4646 Allow it to be cf or m68k. Set m68k_arch_family. If that
4647 variable is not empty, add t-$m68k_arch_family to tmake_file.
4648 Add t-mlibs to tmake_file.
4649 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4650 * config/m68k/t-cf: New file.
4651 * config/m68k/t-m68k: Likewise.
4652 * config/m68k/t-mlibs: Likewise.
4653 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4654 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4655 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4656 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4657 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4659 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4660 (INSTALL_LIBGCC): Delete.
4661 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4662 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4663 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4664 (M68K_MLIB_CPU): Define.
4665 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4666 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4667 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4669 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4670 Richard Guenther <rguenther@suse.de>
4673 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4674 against INT_MIN/INT_MAX.
4675 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4676 file if a loop is removed.
4678 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4680 * calls.c (store_one_arg): Pass correct alignment to
4681 emit_push_insn for non-BLKmode values.
4682 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4683 unaligned stack slot via a suitably aligned slot.
4685 2007-02-08 DJ Delorie <dj@redhat.com>
4687 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4689 (legal_subregs): Use unsigned char, make const.
4690 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4692 2007-02-08 Paul Brook <paul@codesourcery.com>
4694 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4695 special interworking needed.
4697 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4699 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4700 conditional to __SSE2__.
4701 (Entries below should have been added to first ChangeLog
4702 entry for amdfam10 dated 2007-02-05)
4703 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4705 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4707 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4710 2007-02-08 DJ Delorie <dj@redhat.com>
4712 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4713 * config/m32c/m32c.c (legal_subregs): New.
4714 (m32c_illegal_subreg_p): New.
4715 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4716 unsupported subregs of hard regs.
4718 2007-02-08 Jan Hubicka <jh@suse.cz>
4720 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4721 the same one; always update histograms.
4723 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4725 * passes.c (init_optimization_passes): Tidy comment.
4727 2007-02-08 Roger Sayle <roger@eyesopen.com>
4729 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4730 strip zero_extend, bswap and rotates from POCOUNT's argument.
4731 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4732 zero_extend and rotates from PARITY's argument.
4733 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4734 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4735 of an integer constant at compile-time.
4737 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4740 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4742 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4745 * tree-ssa-live.c (remove_unused_locals): Do not remove
4746 TREE_ADDRESSABLE variables.
4747 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4748 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4749 FOR_CLOBBER. Update all users.
4750 If VAR has an associated alias set, add a virtual operand for
4751 it if no alias is found to conflict with the memory reference.
4753 2007-02-07 Jan Hubicka <jh@suse.cz>
4754 Robert Kidd <rkidd@crhc.uiuc.edu>
4756 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4758 2007-02-07 Ian Lance Taylor <iant@google.com>
4760 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4762 2007-02-07 Roger Sayle <roger@eyesopen.com>
4764 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4765 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4766 tablejumpdi, movsi_to_cr_one): Remove constraints from
4767 define_expand's match_operands.
4769 2007-02-07 Roger Sayle <roger@eyesopen.com>
4771 * global.c (compute_regsets): Move declatation of "i" inside of
4772 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4774 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4777 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4778 of INDIRECT_REF <RESULT_DECL>.
4780 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4782 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4783 Kaz Kojima <kkojima@gcc.gnu.org>
4786 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4788 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4790 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4792 * doc/loop.texi: Document possibility not to perform disambiguation
4793 of loops with multiple latches.
4794 * cfgloopmanip.c (alp_enum_p): Removed.
4795 (add_loop): Handle subloops. Use get_loop_body_with_size.
4796 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4797 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4798 the new forwarder block.
4799 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4800 Handle the case latch is NULL.
4801 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4802 when marking loop exits.
4803 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4805 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4806 disambiguate_loops_with_multiple_latches.
4807 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4808 before fix_loop_structure.
4809 * cfgloop.c: Include pointer-set.h and output.h.
4810 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4811 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4812 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4813 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4814 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4815 disambiguate_multiple_latches, get_loop_body_with_size,
4816 disambiguate_loops_with_multiple_latches): New functions.
4817 (flow_loop_dump): Dump multiple latch edges.
4818 (flow_loop_nodes_find): Handle loops with multiple latches.
4819 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4820 (glb_enum_p): Modified.
4821 (get_loop_body): Use get_loop_body_with_size.
4822 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4823 (AVOID_CFG_MODIFICATIONS): New constant.
4824 (disambiguate_loops_with_multiple_latches, add_loop,
4825 get_loop_body_with_size): Declare.
4826 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4828 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4831 * global.c (compute_regsets): New function.
4832 (global_alloc): Refactored ELIMINABLE_REGSET
4833 and NO_GLOBAL_ALLOC_REGS computation out.
4834 (rest_of_handle_global_alloc): Call compute_regsets()
4835 for non-optimizing case.
4837 2007-02-06 Richard Henderson <rth@redhat.com>
4839 * config/i386/constraints.md (Y2): Rename from Y.
4840 (Yi): New constraint.
4841 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4842 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4843 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4844 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4845 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4846 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4847 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4848 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4849 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4850 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4851 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4852 vec_extractv2si_1): Change Y constraints to Y2.
4853 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4854 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4855 Change Y constraints to Y2.
4856 (sse2_loadld): Change Y constraints to x.
4858 2007-02-06 Roger Sayle <roger@eyesopen.com>
4860 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4861 (parity<mode>2): New define_expand using rs6000_emit_parity.
4862 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4863 rs6000_emit_parity): New functions.
4864 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4865 rs6000_emit_parity): Prototype here.
4867 2007-02-06 Ian Lance Taylor <iant@google.com>
4869 * lower-subreg.c (simple_move_operand): Reject CONST.
4870 (resolve_clobber): Call validate_change rather than directly
4871 assigning to XEXP (pat, 0).
4873 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4875 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4876 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4877 (tree-cfg.o): Remove hashtab.h dependency.
4879 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4880 (struct ivopts_data): Change niters to pointer_map_t.
4881 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4882 (niter_for_exit): Create pointer_map on demand. Change for
4884 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4885 (free_loop_data): Destroy data->niters if created and reset field.
4886 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4887 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4889 * tree-ssa-reassoc.c: Include pointer-set.h.
4890 (bb_rank): Change to long *.
4891 (operand_rank): Change to pointer_map_t.
4892 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4893 (insert_operand_rank): Accept long.
4894 (operand_entry_hash, operand_entry_eq): Remove.
4895 (get_rank): Return long. Adjust for changes above.
4896 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4898 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4900 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4901 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4902 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4904 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4905 directly since it cannot be NULL.
4906 (get_vi_for_tree): Rewrite for pointer_map API.
4907 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4908 (init_alias_vars): Create vi_for_tree as pointer_map.
4909 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4911 * tree-cfg.c: Don't include hashtab.h.
4912 (edge_to_cases): Declare as pointer_map.
4913 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4915 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4916 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4917 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4919 (record_switch_edge): Delete.
4920 (get_cases_for_edge): Adjust for pointer_map API, inline
4921 record_switch_edge (rewritten for new API), remove goto.
4923 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4925 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4926 * tree-nested.c: Include pointer-set.h.
4927 (var_map_elt, var_map_eq, var_map_hash): Delete.
4928 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4930 (nesting_info_bitmap_obstack): New.
4931 (lookup_field_for_decl): Adjust for pointer_map API.
4932 (lookup_tramp_for_decl): Adjust for pointer_map API.
4933 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4934 (get_local_debug_decl): Adjust for pointer_map API.
4935 (convert_nl_goto_reference): Adjust for pointer_map API.
4936 (convert_nl_goto_receiver): Adjust for pointer_map API.
4937 (create_nesting_tree): Create outside GGC space. Create bitmap on
4938 the new obstack. Create field_map and var_map as pointer_maps.
4939 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4941 (lower_nested_functions): Move root here, no need to NULL it.
4942 Initialize and release the obstack.
4944 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4946 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4947 Remove prototypes and make them non-static.
4948 (struct tree_int_map): Remove.
4949 * tree.h (struct tree_int_map): Move here, turning TO into an
4951 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4953 * tree.h (TREE_COMPLEXITY): Remove.
4954 (struct tree_exp): Remove complexity field.
4955 * tree.c (build1_stat): Don't set it.
4957 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
4958 Victor Kaplansky <victork@il.ibm.com>
4960 * tree-vectorizer.c (vect_is_simple_use): Support induction.
4961 (vect_is_simple_reduction): Support reduction with induction as
4962 one of the operands.
4963 (vect_is_simple_iv_evolution): Fix formatting.
4964 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
4965 formatting. Don't mark induction phis for vectorization.
4966 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
4967 * tree-vect-transform.c (get_initial_def_for_induction): New function.
4968 (vect_get_vec_def_for_operand): Support induction.
4969 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
4971 (vectorizable_reduction): Support reduction with induction as one of
4973 (vectorizable_type_demotion): Use def-type of stmt argument rather
4974 than dummy def-type.
4976 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
4977 flag_tree_scev_cprop.
4978 * common.opt (tree-scev-cprop): New flag.
4980 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
4981 call to vect_get_new_vect_var.
4983 2007-02-06 Ira Rosen <irar@il.ibm.com>
4985 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
4986 vectype is not NULL.
4987 (vect_pattern_recog_1): Likewise.
4989 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4991 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
4992 (fold_negate_expr): Likewise.
4994 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
4997 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
4998 even if cv-qualification is the same.
5000 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5002 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5003 __enable_execute_stack on completion.
5005 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5007 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5008 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5009 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5010 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5011 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5012 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5013 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5014 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5016 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5018 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5019 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5020 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5021 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5022 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5023 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5024 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5025 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5026 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5027 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5028 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5029 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5030 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5031 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5032 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5033 sqrtextenddfxf2_i387): Added amdfam10_decode.
5035 * config/i386/athlon.md (athlon_idirect_amdfam10,
5036 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5037 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5038 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5039 athlon_ivector_store_amdfam10): New define_insn_reservation.
5040 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5043 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5045 * config/i386/athlon.md (athlon_call_amdfam10,
5046 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5047 define_insn_reservation.
5048 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5049 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5050 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5052 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5054 * config/i386/athlon.md (athlon_sseld_amdfam10,
5055 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5056 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5058 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5060 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5061 define_insn_reservation.
5062 * config/i386/i386.md (sseins): Added sseins to define_attr type
5063 and define_attr unit.
5064 * config/i386/sse.md: Set type attribute to sseins for insertq
5067 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5069 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5070 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5071 ssecomi_load_amdfam10, ssecomi_amdfam10,
5072 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5073 define_insn_reservation.
5074 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5076 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5078 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5079 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5080 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5081 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5082 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5083 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5084 define_insn_reservation.
5086 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5087 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5088 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5089 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5090 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5092 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5094 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5095 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5096 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5097 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5098 athlon_ssemul_load_k8): Added amdfam10.
5100 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5102 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5103 (x86_sse_unaligned_move_optimal): New variable.
5105 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5107 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5108 for unaligned vector SSE double/single precision loads for AMDFAM10.
5110 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5112 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5113 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5114 Define TARGET_CPU_DEFAULT_amdfam10.
5115 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5116 (processor_type): Add PROCESSOR_AMDFAM10.
5118 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5119 processor_type in config/i386/i386.h.
5120 Enable imul peepholes for TARGET_AMDFAM10.
5122 * config.gcc: Add support for --with-cpu option for amdfam10.
5124 * config/i386/i386.c (amdfam10_cost): New variable.
5125 (m_AMDFAM10): New macro.
5126 (m_ATHLON_K8_AMDFAM10): New macro.
5127 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5128 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5129 x86_promote_QImode, x86_integer_DFmode_moves,
5130 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5131 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5132 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5133 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5134 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5135 Enable/disable for amdfam10.
5136 (override_options): Add amdfam10_cost to processor_target_table.
5137 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5138 processor_alias_table.
5139 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5140 (ix86_adjust_cost): Add code for amdfam10.
5142 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5144 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5145 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5146 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5147 * config/i386/i386.h: Add builtin definition for SSE4A.
5148 * config/i386/i386.md: Add support for ABM instructions
5150 * config/i386/sse.md: Add support for SSE4A instructions
5151 (movntss, movntsd, extrq, insertq).
5152 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5153 Add -march=amdfam10 flag.
5154 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5155 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5157 * doc/extend.texi: Add documentation for SSE4A builtins.
5159 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5161 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5163 2007-02-05 Richard Guenther <rguenther@suse.de>
5165 * tree-vectorizer.h (vectorizable_function): Add argument type
5166 argument, change return type.
5167 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5168 * tree-vect-transform.c (vectorizable_function): Handle extra
5169 argument, return vectorized function decl.
5170 (build_vectorized_function_call): Remove.
5171 (vectorizable_call): Handle calls with result and argument types
5172 differing. Handle loop vectorization factor correctly.
5173 * targhooks.c (default_builtin_vectorized_function): Adjust for
5175 * targhooks.h (default_builtin_vectorized_function): Likewise.
5176 * target.h (builtin_vectorized_function): Add argument type
5178 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5179 extra argument, allow vectorizing of lrintf.
5180 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5181 documentation of target hook.
5183 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5186 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5187 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5188 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5190 2007-02-05 Roger Sayle <roger@eyesopen.com>
5192 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5193 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5194 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5195 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5196 before canonicalizing sincos to cexpi.
5197 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5199 2007-02-05 Roger Sayle <roger@eyesopen.com>
5201 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5202 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5203 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5205 2007-02-05 Roger Sayle <roger@eyesopen.com>
5207 * mips-tfile.c (initialize_init_file): Correct endianness test.
5209 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5211 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5214 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5216 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5217 saves in a PARALLEL before the register assignments.
5219 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5221 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5222 DWARF_FRAME_RETURN_COLUMN to be a general register.
5223 * dwarf2out.c (init_return_column_size): New function, split from...
5224 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5225 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5226 to be nongeneral registers.
5227 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5229 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5230 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5232 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5234 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5236 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5238 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5239 (remove_path): Use can_remove_branch_p and remove_branch instead
5240 of loop_delete_branch_edge.
5241 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5242 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5243 Update profile using scale_dominated_blocks_in_loop.
5244 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5245 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5246 (can_remove_branch_p, remove_branch): Declare.
5247 * tree-cfg.c (tree_can_remove_branch_p): New function.
5248 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5249 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5250 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5252 2007-02-05 Jan Hubicka <jh@suse.cz>
5255 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5256 nodes in cgraph, don't remove offline copy of the function.
5258 2007-02-04 Jan Hubicka <jh@suse.cz>
5260 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5261 vectors might cause maybe_lookup_element_for_expr to be called
5262 on non-sra-candidate.
5264 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5266 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5267 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5268 spelling conventions.
5270 2007-02-04 Richard Guenther <rguenther@suse.de>
5273 * fold-const.c (try_move_mult_to_index): Make sure to not
5274 overflow one dimension of a multi-dimensional array access.
5276 2007-02-04 Jan Hubicka <jh@suse.cz>
5278 * passes.c (init_optimization_passes): Reindent.
5280 2007-02-04 Jan Hubicka <jh@suse.cz>
5281 Eric Botcazou <ebotcazou@adacore.com>
5283 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5284 (execute_fixup_cfg): Break out the abnormal goto code.
5285 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5286 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5287 (optimize_inline_calls): Call make_nonlocal_label_edges.
5289 2007-02-04 Jan Hubicka <jh@suse.cz>
5291 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5292 true when something was changed.
5293 (rename_ssa_copies): When something was changed, do
5294 TODO_remove_unused_locals.
5295 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5296 add TODO_remove_unused_locals when instruction was removed.
5298 2007-02-04 Jan Hubicka <jh@suse.cz>
5300 * ipa-inline.c (try_inline): Improve debug output; work on already
5302 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5303 call try_inline for already inlined edges too when flattening;
5304 inline also functions that make callee growth but overall unit size
5307 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5309 * config/m32c/bitops.md, config/m32c/jump.md,
5310 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5311 config/m32r/m32r.h, config/m32r/m32r.md,
5312 config/m32r/predicates.md, config/m68hc11/larith.asm,
5313 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5314 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5315 config/mips/mips-protos.h, config/mips/mips.c,
5316 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5317 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5318 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5319 spelling conventions.
5321 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5322 Follow spelling conventions.
5324 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5326 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5327 warn about C++0x compatibility.
5329 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5331 * config/h8300/h8300.c, config/h8300/h8300.h,
5332 config/h8300/h8300.md: Follow spelling conventions.
5334 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5337 * combine.c (try_combine): Do not substitute source operand
5338 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5340 2007-02-03 Jan Hubicka <jh@suse.cz>
5342 PR gcov-profile/30650
5343 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5344 do not divide by zero for never executed counters.
5345 (tree_find_values_to_profile): Fix counters.
5346 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5348 2007-02-03 Ian Lance Taylor <iant@google.com>
5350 * lower-subreg.c (simple_move_operand): New static function,
5351 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5353 (simple_move): Call simple_move_operand.
5354 (find_decomposable_subregs): Add special handling of MEMs.
5355 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5356 meaning of return value. If we see a hard register, test whether
5357 it can store a word_mode value. Change all callers.
5359 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5361 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5362 ftrapv insns and expanders.
5363 (subdi3): Change define_expand operand 1 to arith11_operand, and
5364 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5365 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5366 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5370 * varasm.c (notice_global_symbol): Treat global objects as weak when
5373 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5375 * emit-rtl.c (dconstpi): Delete.
5377 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5378 * real.h (dconstpi): Delete.
5380 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5381 (fold_builtin_hypot): Likewise.
5383 2007-02-03 Tom Tromey <tromey@redhat.com>
5386 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5387 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5389 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5391 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5392 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5393 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5394 config/rs6000/cell.md, config/rs6000/darwin.h,
5395 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5396 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5397 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5398 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5399 typos. Follow spelling conventions.
5400 * doc/invoke.texi: Follow spelling conventions.
5402 2007-02-03 Roger Sayle <roger@eyesopen.com>
5404 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5405 canonicalization transformations that attempt to simplify integer
5406 constant comparisons to become comparisons against zero.
5408 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5410 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5412 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5413 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5415 2007-02-02 Mike Stump <mrs@apple.com>
5417 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5418 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5419 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5420 generate a branch island.
5422 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5424 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5425 (xtensa_legitimate_address_p): New.
5426 (xtensa_legitimize_address): New.
5427 (xtensa_output_addr_const_extra): New.
5428 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5430 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5431 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5432 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5433 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5434 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5435 (xtensa_legitimize_address): New.
5436 (xtensa_output_addr_const_extra): New.
5438 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5440 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5442 2007-02-02 Ian Lance Taylor <iant@google.com>
5444 * expmed.c (expand_divmod): Add comment.
5446 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5448 * emit-rtl.c (renumber_insns): Remove.
5449 * flags.h: Remove the extern for flag_renumber_insns.
5450 * rtl.h: Remove the prototype for renumber_insns.
5451 * toplev.c (flag_renumber_insns): Remove.
5453 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5455 Revert for x86 darwin:
5456 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5458 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5459 code before the following patch under TARGET_MACHO.
5460 (ix86_function_value_regno_p): Likewise.
5462 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5464 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5467 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5470 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5471 general or fp registers. Add comments.
5472 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5474 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5476 * pointer-set.c (insert_aux): Only return insertion slot.
5477 (pointer_set_insert): Adjust.
5478 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5479 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5480 pointer_map_traverse): New.
5481 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5482 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5483 pointer_map_contains, pointer_map_traverse): Declare.
5485 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5488 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5489 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5491 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5493 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5495 (struct _dep): New type.
5496 (dep_t): New typedef.
5497 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5498 (DEP_STATUS): New access macro. The macro with the same name was
5499 renamed to DEP_LINK_STATUS.
5500 (dep_init): Declare function
5502 (struct _dep_link): New type.
5503 (dep_link_t): New typedef.
5504 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5505 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5506 (DEP_LINK_STATUS): New macro.
5507 (debug_dep_links): New debug function.
5509 (struct _deps_list): New type.
5510 (deps_list_t): New typedef.
5511 (DEPS_LIST_FIRST): New access macro.
5512 (FOR_EACH_DEP_LINK): New cycle macro.
5513 (create_deps_list, free_deps_list, delete_deps_list): Declare
5515 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5516 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5517 (copy_deps_list_change_con): Ditto.
5519 (move_dep_link): Declare function.
5521 (struct _dep_node): New type.
5522 (dep_node_t): New typedef.
5523 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5525 (struct haifa_insn_data.back_deps): New field to hold backward
5526 dependencies of the insn.
5527 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5529 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5530 Change its type to deps_list_t.
5531 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5532 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5533 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5535 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5537 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5539 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5541 (dep_cost): Declare.
5543 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5544 (ds_to_dk, dk_to_ds): New functions.
5546 (init_dep_1): New static function.
5547 (init_dep): New function.
5548 (copy_dep): New static function.
5550 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5552 (detach_dep_link): New static function.
5553 (move_dep_link): New function.
5555 (dep_links_consistent_p, dump_dep_links): New static functions.
5556 (debug_dep_links): New debugging function.
5558 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5560 (alloc_deps_list, init_deps_list): New static functions.
5561 (create_deps_list): New function.
5562 (clear_deps_list): New static function.
5563 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5564 (deps_list_consistent_p, dump_deps_list): New static functions.
5565 (debug_deps_list): New function.
5566 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5568 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5570 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5571 use new scheduler dependencies lists.
5572 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5573 (sched_analyze): Ditto. Initialize dependencies lists.
5574 (add_forw_dep, compute_forward_dependences): Update to use new
5575 scheduler dependencies lists.
5577 (init_dependency_caches): Init deps_obstack.
5578 (free_dependency_caches): Free deps_obstack.
5580 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5581 new scheduler dependencies lists.
5582 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5583 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5585 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5586 Update to use new scheduler dependencies lists.
5587 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5588 (debug_dependencies): Ditto.
5589 (schedule_region): Update comments.
5591 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5592 scheduler dependencies lists.
5593 (schedule_ebb): Update comments.
5595 * rtl.def (DEPS_LIST): Remove.
5597 * lists.c (unused_deps_list): Remove.
5598 (free_list): Update assertions.
5600 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5601 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5603 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5604 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5606 * haifa-sched.c (comments): Update.
5607 (insn_cost1): Remove. Inline the code into insn_cost ().
5608 (insn_cost): Update to use new scheduler dependencies lists. Move
5609 processing of the dependency cost to dep_cost ().
5610 (dep_cost): New function. Use it instead of insn_cost () when
5611 evaluating cost of the dependency. Use compatible interface to
5612 interact with the target.
5613 (priority): Update to use new scheduler dependencies lists.
5614 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5615 with greater number of insns that depend on the insn.
5616 (schedule_insn): Update to use new scheduler dependencies lists. Add
5617 code to free backward dependencies lists. Inline and optimize code
5618 from resolve_dep () - see PR28071.
5619 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5620 lists. Update call to targetm.sched.is_costly_dependence hook.
5622 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5623 scheduler dependencies lists.
5625 (resolve_dep): Remove. Move the logic to schedule_insn ().
5626 (init_h_i_d): Initialize dependencies lists.
5628 (process_insn_depend_be_in_spec): Rename to
5629 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5631 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5632 Update to use new scheduler dependencies lists.
5633 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5635 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5636 new scheduler dependencies lists.
5637 (build_intra_loop_deps): Ditto.
5639 * target.h (struct _dep): Declare to use in
5640 gcc_target.sched.is_costly_dependence.
5641 (struct gcc_target.sched.adjust_cost): Fix typo.
5642 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5643 single dep_t parameter instead of an equivalent triad.
5644 (struct gcc_target.sched.adjust_cost_2): Remove.
5646 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5648 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5650 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5652 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5654 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5655 (REG_DEP_TRUE): Document.
5657 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5658 Change signature to correspond to the targetm.sched.adjust_cost hook.
5659 Update use in TARGET_SCHED_ADJUST_COST_2.
5660 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5661 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5662 new scheduler dependencies lists.
5663 (ia64_gen_check): Ditto.
5665 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5668 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5669 signature to correspond to the targetm.sched.is_costly_dependence hook.
5670 (is_costly_group): Update to use new scheduler dependencies lists.
5672 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5673 instead of INSN_COST () macro.
5675 2007-02-01 Ian Lance Taylor <iant@google.com>
5677 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5679 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5681 * pa.md (tp_load): Correct mfctl instruction syntax.
5683 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5685 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5686 altivec_padding_size calculation on AIX. Improve comment, add
5687 assert to verify that it's right.
5689 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5692 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5695 * global.c (global_alloc): Add mising initialization of
5698 2007-02-01 Roger Sayle <roger@eyesopen.com>
5700 * alias.c (init_alias_analysis): Correct whitespace.
5701 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5702 partition_hot_cold_basic_blocks): Likewise.
5703 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5704 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5705 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5706 fold_builtin_snprintf_chk, fold_builtin_printf,
5707 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5708 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5709 * cfgcleanup.c (cleanup_cfg): Likewise.
5710 * cfgexpand.c (tree_expand_cfg): Likewise.
5711 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5712 * function.c (get_next_funcdef_no): Likewise.
5713 * gengtype.c (main): Likewise.
5714 * genmodes.c (main): Likewise.
5715 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5716 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5717 * ifcvt.c (noce_emit_move_insn): Likewise.
5718 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5720 * stor-layout.c (get_best_mode): Likewise.
5721 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5722 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5723 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5724 perform_var_substitution, solve_graph): Likewise.
5725 * tree-vrp.c (vrp_finalize): Likewise.
5727 2007-02-01 Ian Lance Taylor <iant@google.com>
5729 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5730 high part of a paradoxical subreg, return a constant zero.
5732 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5734 * toplev.c (lang_dependent_init): Call init_set_costs.
5735 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5737 2007-02-01 Richard Guenther <rguenther@suse.de>
5740 * fold-const.c (fold_negate_expr): Allow negating a
5741 constant if overflow does not change.
5743 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5745 * doc/c-tree.texi (Expression trees): Improve markup.
5746 * doc/tm.texi (Register Classes, Addressing Modes)
5747 (Floating Point): Fix spacing after abbreviations. Fix some
5750 2007-02-01 Ben Elliston <bje@au.ibm.com>
5752 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5753 * doc/contrib.texi: Likewise.
5754 * doc/install.texi: Likewise.
5756 2007-01-31 Richard Henderson <rth@redhat.com>
5757 Ian Lance Taylor <iant@google.com>
5759 * lower-subreg.c: New file.
5760 * rtl.def (CONCATN): Define.
5761 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5763 * emit-rtl.c (update_reg_offset): New static function, broken out
5764 of gen_rtx_REG_offset.
5765 (gen_rtx_REG_offset): Call update_reg_offset.
5766 (gen_reg_rtx_offset): New function.
5767 * regclass.c: Revert patch of 2006-03-05, restoring
5769 (clear_reg_info_regno): New function.
5770 * dwarf2out.c (concatn_loc_descriptor): New static function.
5771 (loc_descriptor): Handle CONCATN.
5772 * common.opt (fsplit_wide_types): New option.
5773 * opts.c (decode_options): Set flag_split_wide_types when
5775 * timevar.def (TV_LOWER_SUBREG): Define.
5776 * rtl.h (gen_reg_rtx_offset): Declare.
5777 (reg_scan_update): Declare.
5778 * regs.h (clear_reg_info_regno): Declare.
5779 * tree-pass.h (pass_lower_subreg): Declare.
5780 (pass_lower_subreg2): Declare.
5781 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5782 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5784 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5785 * Makefile.in (OBJS-common): Add lower-subreg.o.
5786 (lower-subreg.o): New target.
5788 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5790 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5792 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5795 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5797 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5800 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5802 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5804 * cfgloop.h: Include vec-prim.h.
5805 (enum li_flags): Remove LI_ONLY_OLD.
5806 (loop_iterator): Changed.
5807 (fel_next, fel_init): Iterate over loop tree.
5808 (FOR_EACH_LOOP_BREAK): New macro.
5809 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5811 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5812 * modulo-sched.c (sms_schedule): Ditto.
5813 * tree-vectorizer.c (vectorize_loops): Ditto.
5814 * doc/loop.texi: Update information on loop numbering and behavior of
5815 FOR_EACH_LOOP wrto new loops.
5816 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5817 add_to_evolution_1): Test nestedness of loops instead of comparing
5819 * tree-chrec.c (chrec_fold_plus_poly_poly,
5820 chrec_fold_multiply_poly_poly, chrec_evaluate,
5821 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5822 reset_evolution_in_loop): Ditto.
5823 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5825 2007-01-31 Dirk Mueller <dmueller@suse.de>
5827 * c-common.c (warn_about_parentheses): Separate warning about
5828 un-parenthized sequence of comparison operators from the one
5829 which is supposed to warn about x <= y <= z.
5831 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5833 * optabs.h (enum optab_index): Add new OTI_isinf.
5834 (isinf_optab): Define corresponding macro.
5835 * optabs.c (init_optabs): Initialize isinf_optab.
5836 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5838 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5839 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5841 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5842 expand_builtin_interclass_mathfn.
5843 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5844 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5845 (fxam<mode>2_i387): New insn pattern.
5846 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5847 built-in functions as x87 inline asm.
5849 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5851 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5853 2007-01-30 Eric Christopher <echristo@apple.com>
5855 * config.gcc: Add geode.
5857 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5859 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5860 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5861 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5862 value-prof.c: Fix comment typos.
5864 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5867 * doc/invoke.texi (Wpointer-arith): Document warning.
5869 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5871 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5872 the list of discrepancies from the draft TR.
5874 2007-01-30 Dirk Mueller <dmueller@suse.de>
5877 * doc/invoke.texi (-Wreturn-type): Update description to
5880 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5882 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5884 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5886 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5887 to handle optabs that operate on floating point input argument and
5888 output to integer output.
5889 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5890 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5891 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5892 expand_builtin_interclass_mathfn ().
5893 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5895 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5896 ilogbl built-in functions as x87 intrinsics.
5898 2007-01-30 Richard Guenther <rguenther@suse.de>
5901 * dwarf2out.c (reference_to_unused): Query varpool if the
5902 variable was output.
5904 2007-01-30 Richard Guenther <rguenther@suse.de>
5907 * passes.c (execute_one_pass): Reset in_gimple_form to not
5908 confuse non-unit-at-a-time mode.
5910 2007-01-29 Roger Sayle <roger@eyesopen.com>
5911 Richard Guenther <rguenther@suse.de>
5913 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5914 avoid undefined behaviour on overflow. Use force_fit_type_double
5915 to construct the constant with the specified TREE_OVERFLOW.
5917 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5919 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5920 * config/dfp-bit.h: Ditto.
5922 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5924 * c-decl.c (pop_scope): Replace warnings with call to
5925 warn_for_unused_label.
5926 * c-common.h (warn_for_unused_label): Declare.
5927 * c-common.c (warn_for_unused_label): Define.
5929 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5931 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5934 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5936 * Makefile.in (USER_H): Remove decfloat.h.
5937 * ginclude/decfloat.h: Delete, moving contents to ...
5938 * ginclude/float.h: Add support for decimal floating point,
5939 guarded by __STDC_WANT_DEC_FP__.
5941 2007-01-29 Mike Stump <mrs@apple.com>
5943 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5944 Analysis and Representation to resolve case insensitive conflict.
5945 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5947 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5949 * tree.h (struct tree_memory_tag): Add aliases member.
5950 (MTAG_ALIASES): New macro.
5951 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5952 (add_may_alias): Remove pointer-set. Update for may_aliases being
5954 (mark_aliases_call_clobbered): Update for may_aliases being a
5956 (compute_tag_properties): Ditto.
5957 (create_partition_for): Ditto.
5958 (compute_memory_partitions): Ditto.
5959 (dump_may_aliases_for): Ditto.
5960 (is_aliased_with): Ditto.
5961 (add_may_alias_for_new_tag): Ditto.
5962 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
5963 (compute_is_aliased): New function.
5964 (compute_may_aliases): Call compute_is_aliased).
5965 (init_alias_info): Initialize alias_bitmap_obstack.
5966 (union_alias_set_into): New function.
5967 (compute_flow_sensitive_aliasing): Use union_aliases_into.
5968 (have_common_aliases_p): Rewrite to take two bitmaps and use
5970 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
5972 (finalize_ref_all_pointers): Update for add_may_alias changes.
5973 (new_type_alias): Ditto.
5974 * tree-flow-inline.h (may_aliases): Return a bitmap.
5975 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
5976 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
5977 may_aliases being a bitmap.
5978 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
5979 may_aliases now returns a bitmap.
5980 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
5982 * tree-ssa-operands.c (add_virtual_operand): Update for
5983 may_aliases being a bitmap.
5985 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
5987 PR tree-optimization/30630
5988 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
5989 variable as changed.
5991 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
5994 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
5995 expanded only once even if an error occurs.
5997 2007-01-29 Ben Elliston <bje@au.ibm.com>
5999 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6000 (__gcov_average_profiler): Likewise.
6001 (__gcov_ior_profiler): Likewise.
6002 (__gcov_merge_ior): Likewise.
6004 2007-01-28 Jan Hubicka <jh@suse.cz>
6006 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6007 * value-prof.c (stringop_block_profile): Likewise.
6009 2007-01-28 Jan Hubicka <jh@suse.cz>
6011 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6012 variant handling histograms; add wrapper.
6013 (clear_storage_via_libcall): Export.
6014 (emit_block_move_hints): Break out from ...; add histograms.
6015 (emit_block_move): ... this one.
6016 (clear_storage_hints): Break out from ...; add histograms.
6017 (clear_storage): ... this one.
6018 (set_storage_via_memset): Handle histogram.
6019 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6020 (clear_storage_hints, clear_storage_via_libcall): Declare.
6021 (set_storage_via_setmem): Update prototype.
6022 * doc/md.texi (movmem, setmem): Document new arguments.
6024 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6026 (stringop_block_profile): New global function.
6027 (tree_stringops_values_to_profile): Profile block size and alignment.
6028 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6030 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6031 (stringop_block_profile): Declare.
6032 * builtins.c: Include value-prof.h.
6033 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6034 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6035 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6036 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6037 * profile.c (instrument_values): Add new counters.
6038 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6040 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6041 (tree_init_edge_profiler): Build new profilers.
6042 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6043 (pass_tree_profile): Add dump.
6044 (tree_profile_hooks): Update.
6045 * Makefile.in (LIBGCOV): Add new constants.
6046 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6047 __gcov_ior_profiler): New.
6048 * i386.md (movmem/setmem expanders): Add new optional arguments.
6050 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6052 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6054 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6056 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6057 (tree_unswitch_single_loop): Pass eni_size_weights to
6058 tree_num_loop_insns.
6059 * tree-ssa-loop-manip.c: Include tree-inline.h.
6060 (can_unroll_loop_p): Pass eni_size_weights to
6061 tree_num_loop_insns.
6062 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6063 Pass eni_size_weights to estimate_num_insns.
6064 * tree.h (init_inline_once): Export.
6065 * toplev.c (backend_init): Call init_inline_once.
6066 * cgraphunit.c (cgraph_process_new_functions,
6067 cgraph_analyze_function): Pass eni_inlining_weights to
6069 * ipa-inline.c (compute_inline_parameters): Ditto.
6070 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6071 to estimate_num_insns.
6072 (try_unroll_loop_completely): Pass eni_size_weights to
6073 tree_num_loop_insns.
6074 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6075 ot estimate_num_insns.
6076 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6077 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6078 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6079 eni_time_weights): New variables.
6080 (init_inline_once): Initialize them.
6081 (struct eni_data): Mew.
6082 (estimate_num_insns_1, estimate_num_insns): Use weights.
6083 * tree-inline.h (struct eni_weights_d): New.
6084 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6085 (estimate_num_insns): Declaration changed.
6086 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6087 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6088 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6090 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6092 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6093 relations in the conflict function is valid.
6095 2007-01-27 Ian Lance Taylor <iant@google.com>
6097 * common.opt: Add fstrict-overflow.
6098 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6099 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6100 (TYPE_OVERFLOW_UNDEFINED): Define.
6101 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6103 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6104 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6105 (fold_negate_expr): Likewise.
6106 (make_range): Likewise.
6107 (extract_muldiv_1): Likewise.
6108 (maybe_canonicalize_comparison): Likewise.
6109 (fold_comparison): Likewise.
6110 (fold_binary): Likewise.
6111 (tree_expr_nonnegative_p): Likewise.
6112 (tree_expr_nonzero_p): Likewise.
6113 * tree-vrp.c (compare_values): Likewise.
6114 (extract_range_from_binary_expr): Likewise.
6115 (extract_range_from_unary_expr): Likewise.
6116 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6118 (nowrap_type_p): Likewise.
6119 * tree-scalar-evolution.c (simple_iv): Likewise.
6120 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6121 (build_range_check): Likewise.
6122 (extract_muldiv_1): Likewise.
6123 (fold_comparison): Likewise.
6124 * tree-vrp.c (vrp_int_const_binop): Likewise.
6125 (extract_range_from_unary_expr): Likewise.
6126 * convert.c (convert_to_integer): Likewise.
6127 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6128 (fold_comparison): Likewise.
6129 (fold_binary): Likewise.
6130 * optabs.c (optab_for_tree_code): Likewise.
6131 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6132 * simplify-rtx.c (simplify_const_relational_operation): Check
6133 flag_strict_overflow and flag_trapv.
6134 (simplify_const_relational_operation): Likewise.
6135 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6136 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6139 2007-01-27 Roger Sayle <roger@eyesopen.com>
6141 * tree.c (tree_fold_gcd): Delete.
6142 * tree.h (tree_fold_gcd): Remove prototype.
6143 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6144 test whether one constant integer is a multiple of another. Instead
6145 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6146 * fold-const.c (multiple_of_p): We've determined both TOP and
6147 BOTTOM are integer constants so we can call int_const_binop directly
6148 instead of the more generic const_binop.
6150 2007-01-27 Roger Sayle <roger@eyesopen.com>
6152 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6153 1*X check that the constant hasn't overflowed, to preserve the
6155 (round_up): Provide an efficient implementation when rouding-up an
6156 INTEGER_CST to a power-of-two.
6158 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6160 * doc/sourcebuild.texi: Add comma for clarity.
6161 * doc/extend.texi: Fix some typos.
6162 * doc/passes.texi: Likewise.
6163 * doc/cppinternals.texi: Likewise.
6164 * doc/c-tree.texi: Likewise.
6165 * doc/tree-ssa.texi: Likewise.
6166 * doc/install.texi: Likewise.
6168 2007-01-27 Jan Hubicka <jh@suse.cz>
6170 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6171 (pass_sra): Do not require alias information.
6172 * passes.c (init_optimization_passes): Add SRA
6174 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6176 * tracer.c (rest_of_handle_tracer): We already cleaned
6177 up the CFG in tracer() so don't do it here again.
6178 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6179 cleanup_cfg here, either. And don't call renumber_insns.
6181 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6182 and BB_HEAD are in the insn stream here. Instead make sure
6183 that BB_INSN is valid on all insns. Also, do check here that
6184 there are no pending branch predictions...
6185 (rtl_verify_flow_info): ...instead of doing it here. Checks
6186 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6189 2007-01-26 Roger Sayle <roger@eyesopen.com>
6191 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6192 function to simplify/factorize operand order canonicalization.
6193 (ix86_fixup_binary_operands): Reorganize using the above function.
6194 (ix86_binary_operator_ok): Likewise.
6196 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6198 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6199 file scope from optimize_attrs.
6200 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6202 (optimize_attrs): Clear insn_code_values after freeing it.
6204 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6206 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6207 a parts.base assignment.
6209 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6211 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6212 (compute_subscript_distance, initialize_data_dependence_relation,
6213 finalize_ddr_dependent, analyze_ziv_subscript,
6214 analyze_siv_subscript_cst_affine,
6215 compute_overlap_steps_for_affine_univar,
6216 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6217 analyze_siv_subscript, analyze_miv_subscript,
6218 analyze_overlapping_iterations, subscript_dependence_tester_1,
6219 compute_self_dependence, free_dependence_relation): Work
6220 with affine_fn instead of chrecs.
6221 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6222 common_affine_function, affine_function_base,
6223 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6224 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6225 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6226 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6227 (all_chrecs_equal_p): Removed.
6228 * tree-data-ref.h (affine_fn, conflict_function): New types.
6229 (struct subscript): Change type of conflicting_iterations_in_a
6230 and conflicting_iterations_in_b.
6232 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6235 * config/pa/pa.h (TARGET_HPUX_11): New.
6236 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6237 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6239 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6240 Richard Guenther <rguenther@suse.de>
6242 * tree-ssa-structalias.c (solve_graph): Handle case
6243 we merged the variable to another.
6245 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6247 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6250 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6251 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6253 2007-01-25 DJ Delorie <dj@redhat.com>
6255 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6256 allow changes to modes which don't fit in those registers.
6258 * reload1.c (choose_reload_regs): Check for invalid subregs before
6259 computing their locations, not after.
6261 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6264 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6265 save Altivec registers in an eh_return function.
6266 (compute_vrsave_mask): Likewise.
6267 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6268 for saving Altivec registers.
6269 (rs6000_emit_prologue): Don't allocate stack twice in
6270 eh_return function. Correct expected value of altivec_save_offset
6271 when using save_world. Describe save of R0 to stack when using
6272 save_world. Describe stack pointer adjustment when using
6273 save_world. Remove duplicated eh_return parameter register saving.
6274 Update sp_offset variable after save_world.
6275 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6277 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6278 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6281 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6283 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6285 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6288 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6289 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6291 2007-01-25 Richard Guenther <rguenther@suse.de>
6293 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6294 * common.opt (-Wcoverage-mismatch): New warning option.
6295 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6296 if -Wcoverage-mismatch is given.
6298 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6300 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6301 (ipcp_driver): Change to static definition.
6302 Add dumping of the ifunctions.
6303 (constant_val_insert): Remove unused parameter. Support for SSA.
6304 (ipcp_propagate_const): Support for SSA.
6305 (ipcp_profile_bb_print): Print only analyzed nodes.
6306 (ipcp_replace_map_create): Remove support for Fortran constant
6308 * ipa-prop.c (ipa_method_modify_stmt,
6309 ipa_callsite_compute_param): Support for SSA.
6310 * ipa-prop.h (ipcp_driver): Remove declaration.
6311 (IS_VALID_TREE_MAP_INDEX): Add define.
6313 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6315 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6317 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6320 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6321 constant argument to cabs and do it without checking for
6322 -funsafe-math-optimizations.
6324 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6326 * c-common.h (RID_FIRST_CXX0X): New.
6327 (RID_LAST_CXX0X): New.
6328 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6330 * c.opt (Wc++0x-compat): New.
6331 * doc/invoke.texi (-Wc++0x-compat): Document.
6333 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6335 * builtins.c (fold_builtin_carg): New.
6336 (fold_builtin_1): Use it.
6338 2007-01-24 Jan Hubicka <jh@suse.cz>
6340 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6342 * ipa-inline.c (initial_insns, max_insns): Delete.
6343 (compute_max_insns): New function.
6344 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6345 of insns as base for code growth.
6346 (cgraph_decide_inlining): Make initial_insns local; do not compute
6348 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6349 * doc/invoke.texi (inline-unit-growth): Update docs.
6351 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6353 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6354 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6355 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6356 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6357 for CPUs that have PTA_CX16 set.
6360 * gimplify.c (omp_check_private): New function.
6361 (gimplify_scan_omp_clauses): Use it for
6362 firstprivate/lastprivate/reduction.
6365 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6366 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6369 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6370 If lower_lastprivate_clauses emits some statements, append them
6371 to dlist rather than body_p and to body_p append an initializer.
6372 (lower_omp_for): Adjust caller.
6374 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6376 * target.h (globalize_decl_name): New.
6377 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6378 * output.h (default_globalize_decl_name): New.
6379 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6381 (globalize_decl): Ditto.
6382 (default_globalize_decl_name): New.
6383 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6384 (ia64_handle_version_id_attribute): New.
6385 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6386 (ia64_asm_output_external): Use globalize_decl_name instead
6388 * doc/extend.texi (version_id): New pragma.
6389 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6391 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6393 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6394 _uleb128_t and _Unwind_SWord with _sleb128_t.
6395 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6396 uw_frame_state_for, uw_update_context_1): Likewise.
6397 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6398 * unwind-pe.h (read_uleb128, read_sleb128,
6399 read_encoded_value_with_base): Likewise.
6400 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6402 2007-01-24 Richard Guenther <rguenther@suse.de>
6404 * builtins.c (expand_builtin_cexpi): Get the fndecl
6405 for cexp in the correct way.
6407 2007-01-24 Jan Hubicka <jh@suse.cz>
6409 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6411 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6413 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6414 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6415 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6416 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6417 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6418 __SIZEOF_PTRDIFF_T__.
6419 * doc/cpp.texi: Documentation for the new builtin macros added.
6421 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6423 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6424 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6425 instead of operands[2] to avoid access past the end of array.
6427 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6429 * reload1.c (emit_reload_insns): Pass the reload register
6430 for a non-spill output reload through forget_old_reloads_1.
6432 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6434 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6435 _SOFT_DOUBLE if doubles use software floating-point.
6436 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6437 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6438 * config/rs6000/darwin-ldouble.c: Also compile functions for
6439 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6440 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6441 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6442 commented-out long double override.
6443 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6444 * config/rs6000/eabispe.h: Likewise.
6445 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6446 long double for non-SPE.
6447 (rs6000_handle_option): Likewise.
6448 (invalid_e500_subreg): Disallow more subregs involding DImode,
6449 DFmode, TImode or TFmode.
6450 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6452 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6454 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6455 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6457 (rs6000_legitimate_address): Also check for TFmode for E500
6459 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6460 (spe_build_register_parallel): Handle TFmode and TCmode.
6461 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6463 (function_arg): Handle TFmode and TCmode for E500 double.
6464 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6466 (print_operand): Handle TFmode and TImode for %y.
6467 (rs6000_generate_compare): Handle TFmode comparisons for E500
6469 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6470 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6471 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6472 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6473 TFmode for E500 double.
6474 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6475 (floatsidf2): Enable for E500 double.
6476 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6477 (extenddftf2): Change to extenddftf2_fprs.
6478 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6479 depending on TARGET_E500_DOUBLE.
6480 (extendsftf2): Enable for E500 double.
6481 (trunctfdf2): Enable for E500 double.
6482 (trunctfsf2): Change to trunctfsf2_fprs.
6483 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6484 depending on TARGET_E500_DOUBLE.
6485 (floatsitf2): Enable for E500 double.
6486 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6487 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6488 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6489 (negtf2): Change to negtf2_internal.
6490 (negtf2): New expander.
6491 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6492 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6493 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6494 (movdi_internal32): Use rs6000_nonimmediate_operand.
6495 (unnamed splitter): Likewise.
6496 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6497 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6498 (SPE64TF, DITI): New mode macros.
6499 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6502 (frob_<mode>_di_2): New.
6503 (frob_tf_di_8_2): New.
6504 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6506 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6508 (frob_ti_<mode>_8_2): New.
6509 (frob_ti_tf_2): New.
6510 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6511 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6513 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6514 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6515 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6516 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6517 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6518 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6521 2007-01-23 Ian Lance Taylor <iant@google.com>
6523 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6525 (OBJS-archive): Reformat, alphabetize.
6526 (OBJS): Change out_object_file to OBJS-md.
6528 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6530 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6531 JUMP_P and CALL_P predicates where applicable.
6532 * config/i386/i386.c: Ditto.
6533 * config/i386/i386.md: Ditto.
6534 * config/i386/mmx.md: Ditto.
6535 * config/i386/predicates.md: Ditto.
6537 2007-01-22 Andreas Schwab <schwab@suse.de>
6539 * config/m68k/m68k.h: Fix comment.
6541 2007-01-22 Jan Hubicka <jh@suse.cz>
6543 * passes.c (init_optimization_passes): Do not rerun
6544 pass_early_warn_uninitialized.
6546 2007-01-22 Richard Guenther <rguenther@suse.de>
6548 PR tree-optimization/30038
6549 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6551 (execute_cse_sincos_1): Likewise.
6552 (execute_cse_sincos): Likewise.
6553 (gate_cse_sincos): Likewise.
6554 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6555 the cexpi() canonicalization of sincos().
6556 * tree-pass.h (pass_cse_sincos): Declare.
6557 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6559 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6561 PR rtl-optimization/29329
6562 * combine.c (replaced_rhs_insn): Rename to i2mod.
6563 (replaced_rhs_value): Rename to i2mod_new_rhs.
6564 (i2mod_old_rhs): New global variable.
6565 (combine_instructions): Adjust for above change. Save a copy of
6566 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6567 note are substituted in the second instruction.
6568 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6569 ditch the note if it pertains to the second eliminated register
6570 and this register is mentioned in i2mod_old_rhs.
6573 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6575 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6576 the insn to which the note was originally attached.
6578 2007-01-21 Jan Hubicka <jh@suse.cz>
6580 * ipa-inline.c (inlining_mode): Comment, move up.
6581 (cgraph_decide_inlining_incrementally): Do not perform inlining
6582 itself; fix handling of flattening of self recursive functions.
6583 (cgraph_find_cycles): Remove.
6584 (cgraph_flatten_node): Remove.
6585 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6586 (try_inline): New function.
6587 (cgraph_early_inlining): Update call of
6588 cgraph_decide_inlining_incrementally. Apply inlining here.
6589 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6591 2007-01-21 Dirk Mueller <dmueller@suse.de>
6594 * tree-vrp.c (check_array_bounds): do not warn
6595 about ADDR_EXPR's of ARRAY_REF's which are immediately
6596 used in binary expressions.
6598 2007-01-21 Ira Rosen <irar@il.ibm.com>
6600 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6601 read_write_dep and macros for its access.
6602 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6603 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6604 argument, call vect_check_interleaving for every independent pair of
6605 data-refs. Mark loads that access the same memory location as a store
6607 (vect_check_dependences): Remove.
6608 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6609 call, fix the call to vect_analyze_data_ref_dependence.
6610 (vect_analyze_data_ref_access): For statements that access the same
6611 data-ref, check that they are not stores; for loads, check that there
6612 is no store that access the same location.
6614 2007-01-20 Roger Sayle <roger@eyesopen.com>
6615 Joseph Myers <joseph@codesourcery.com>
6617 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6618 (-fdump-rtl-stack): Likewise.
6619 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6620 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6621 (-mpt-fixed): Use @minus{} for minus sign.
6622 (Using Precompiled Headers): Fix under/overfull hbox.
6624 2007-01-20 Jan Hubicka <jh@suse.cz>
6626 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6627 place within annotation.
6629 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6631 * pa.c (output_move_double): Change array size of xoperands to 4.
6633 2007-01-20 Jan Hubicka <jh@suse.cz>
6635 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6638 2007-01-19 Ian Lance Taylor <iant@google.com>
6640 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6641 constant to unsigned HOST_WIDE_INT before negating.
6643 2007-01-19 Ian Lance Taylor <iant@google.com>
6645 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6647 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6648 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6649 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6650 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6651 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6652 (realloc_vdef, realloc_vuse): Change second parameter to
6654 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6656 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6657 unsigned. Change x and lim locals to unsigned.
6658 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6660 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6661 (copy_virtual_operands): Change i and n locals to unsigned.
6663 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6666 * builtins.c (fold_builtin_1): Handle builtin fdim.
6668 2007-01-20 Jan Hubicka <jh@suse.cz>
6670 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6671 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6672 init_alias_heapvars.
6673 (init_alias_heapvars): Initialize only when not already initialized.
6674 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6676 2007-01-19 Roger Sayle <roger@eyesopen.com>
6678 * common.opt (fsigned-zeros): New command line option.
6679 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6680 of flag_unsafe_math_optimizations.
6681 * opts.c (set_fast_math_flags): The -ffast-math command line option
6682 implies -fno-signed-zeros.
6683 (fast_math_flags_set_p): Likewise.
6685 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6686 the documentation of -ffast-math appropriately. Wrap long lines.
6688 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6690 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6691 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6693 2007-01-19 Tomas Bily <tbily@suse.cz>
6695 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6697 (tree_init_ic_make_global_vars): New function
6698 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6699 (tree_gen_ic_profiler): New function
6700 (tree_gen_ic_func_profiler): New function
6701 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6702 (tree_profile_hooks): Added hook for indirec/virtual calls
6703 * value-prof.c (tree_find_values_to_profile): New case for
6705 (tree_values_to_profile): Call for determining indirect/virtual
6707 (tree_indirect_call_to_profile): New function
6708 (tree_ic_transform): New function
6709 (tree_ic): New function
6710 (find_func_by_pid): New function
6711 (init_pid_map): New function
6712 (tree_value_profile_transformations): Added check for
6713 indirect/virtual call transformation
6714 * value-prof.h (enum hist_type): New counter type for
6715 indirect/virtual calls
6716 (profile_hooks): Added new hook for profiling indirect/virtual
6718 * profile.c (instrument_values): New case for indirect/virtual
6720 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6721 (GCOV_COUNTER_V_INDIR): New counter type
6722 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6723 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6725 * cgraph.c: Definition of cgraph_max_pid
6726 (cgraph_create_node): Default init of pid attribute
6727 * cgraph.h: Declaration of cgraph_max_pid
6728 (struct cgraph_node): Added pid attribute
6729 * libgcov.c (__gcov_indirect_call_profiler): New function
6730 (__gcov_one_value_profiler_body): New function
6731 (__gcov_one_value_profiler): Body was moved to
6732 __gcov_one_value_profiler_body and calls it
6734 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6736 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6737 * gengtype.c (write_types_data, write_func_for_structure,
6738 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6739 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6740 (walk_type, write_func_for_structure): Generate the mark_hook if
6743 2007-01-19 Jan Hubicka <jh@suse.cz>
6745 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6746 'early' argument take inlining mode argument specifying whether to
6747 inline for size/speeed or all functions; add support for flattening;
6749 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6751 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6754 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6755 the name of the declared identifier.
6757 2007-01-19 Dirk Mueller <dmueller@suse.de>
6759 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6760 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6761 duplicate evaluation.
6763 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6765 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6766 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6767 to XFMode, use acosxf2 and truncate result to requested mode.
6768 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6769 (asin<mode>2): Similarly, with asin expanders.
6770 (*fscalexf4_i387): Rename from *fscalexf4.
6771 (expNcorexf3): New expander.
6772 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6773 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6774 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6775 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6776 patterns for SSE math.
6777 (exp10<mode>2): Similarly, with exp10 expanders.
6778 (exp2<mode>2): Similarly, with exp2 expanders.
6779 (expm1<mode>2): Similarly, with expm1 expanders.
6780 (ldexp<mode>3): Similarly, with ldexp expanders.
6781 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6782 Use gen_truncxf<mode>2_i387_noop to truncate result.
6784 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6786 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6787 for ColdFire targets.
6789 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6790 Richard Sandiford <richard@codesourcery.com>
6792 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6793 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6794 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6795 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6796 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6797 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6799 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6801 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6802 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6803 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6804 (*adddi_dilshr32_cf): New pattern.
6805 (adddi3, subdi3): Remove first alternatives.
6807 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6809 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6810 implemented using move.l, do not use its cc result for floating-point
6813 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6815 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6816 from accepting 's' constraints if flag_pic.
6818 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6820 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6821 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6822 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6823 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6825 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6827 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6828 ColdFire alternatives.
6829 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6830 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6831 architectures that support ff1 instruction.
6833 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6834 Julian Brown <julian@codesourcery.com>
6836 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6837 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6838 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6841 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6843 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6845 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6846 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6847 HOST_WIDE_INT instead of an rtx.
6848 (m68k_rtx_costs): Update call accordingly.
6849 (output_move_const_into_data_reg): Likewise. Fix formatting.
6850 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6852 (output_move_simode_const): Update calls after above changes.
6853 Rework to use automatic variables and predicates like MEM_P.
6854 * config/m68k/m68k.md (pushexthisi_const): Update call to
6857 2007-01-19 Dirk Mueller <dmueller@suse.de>
6859 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6862 2007-01-19 Richard Guenther <rguenther@suse.de>
6864 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6865 via cexp in case sincos is not available.
6867 2007-01-19 Richard Guenther <rguenther@suse.de>
6869 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6870 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6871 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6872 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6873 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6874 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6875 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6876 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6878 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6880 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6882 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6883 (atan2xf3): Directly generate RTL pattern.
6884 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6885 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6886 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6887 disable patterns for SSE math.
6888 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6889 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6890 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6891 disable patterns for SSE math.
6893 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6895 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6897 2007-01-18 Roger Sayle <roger@eyesopen.com>
6899 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6900 VIEW_CONVERT_EXPR to the same type as it's operand.
6902 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6904 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6905 configured for long double 128.
6907 2007-01-18 Mike Stump <mrs@apple.com>
6909 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6912 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6914 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6917 2007-01-18 Jan Hubicka <jh@suse.cz>
6919 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6920 greater than NUM_VOP_FREE_BUCKETS.
6922 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6924 * tree-ssa-structalias.c: Update comments.
6925 (ptabitmap_obstack): Removed.
6927 (oldpta_obstack): Ditto.
6928 (stats): Add a few members.
6929 (struct variable_info): Remove node, complex, address_taken, and
6930 indirect_target members. Add oldsolution member.
6931 (new_var_info): Do not initialize removed members.
6932 (constraint_expr_type): Remove INCLUDES.
6933 (constraint_graph): Add size, implicit_preds, rep,
6934 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6935 (FIRST_REF_NODE): New macro.
6936 (LAST_REF_NODE): Ditto.
6937 (FIRST_ADDR_NODE): Ditto.
6938 (find): New function.
6940 (dump_constraint): Do not handle INCLUDES.
6941 (insert_into_complex): Do not insert duplicate constraints.
6942 (condense_varmap_nodes): Renamed and rewritten into ...
6943 (merge_node_constraints): This. Also fix bug in handling of
6944 offseted copy constraints.
6945 (clear_edges_for_node): No longer need to deal with preds at all,
6946 or removing associated preds/succs.
6947 (merge_graph_nodes): Deal with indirect_cycles.
6948 Don't deal with predecessors.
6949 (add_implicit_graph_edge): New function.
6950 (add_pred_graph_edge): Ditto.
6951 (add_graph_edge): Don't deal with predecessors.
6952 (build_constraint_graph): Removed.
6953 (build_pred_graph): New function.
6954 (build_succ_graph): Ditto.
6955 (struct scc_info): Removed in_component. Added roots, dfs, and
6956 node_mapping. Remove visited_index, unification_queue.
6957 (scc_visit): Deal with union-find we do now.
6958 Deal with cycles with REF nodes.
6959 (collapse_nodes): Renamed and rewritten to ...
6960 (unify_nodes): This.
6961 (process_unification_queue): Removed.
6962 (topo_visit): Cleanup
6963 (do_da_constraint): Use find.
6964 (do_sd_constraint): Ditto.
6965 (do_ds_constraint): Ditto.
6966 (do_complex_constraint): Ditto.
6967 (init_scc_info): Update for removed and added members.
6968 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
6969 (find_indirect_cycles): This.
6970 (equivalence_class): New variable.
6971 (label_visit): New function.
6972 (perform_variable_substitution): Rewritten.
6973 (free_var_substitution_info): New function.
6974 (find_equivalent_node): Ditto.
6975 (move_complex_constraints): Ditto.
6976 (eliminate_indirect_cycles): Ditto.
6977 (solve_graph): Only propagate changed bits.
6978 Use indirect cycle elimination.
6980 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
6981 (tree_id_eq): Renamed to ...
6982 (tree_vi_eq): This. Update for member change
6983 (insert_id_for_tree): Renamed and rewritten to ...
6984 (insert_vi_for_tree): This.
6985 (lookup_id_for_tree): Renamed and rewritten to ...
6986 (lookup_vi_for_tree): This.
6987 (get_id_for_tree): Renamed and rewritten to ...
6988 (get_vi_for_tree): Ditto.
6989 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
6990 (process_constraint): Don't handle INCLUDES.
6991 Remove special ADDRESSOF case.
6992 (find_func_aliases): Rewrite to use vi functions instead of id
6994 (create_function_info_for): Ditto.
6995 (create_variable_info_for): Ditto.
6996 (intra_create_variable_infos): Ditto.
6997 (merge_smts_into): Ditto.
6998 (find_what_p_points_to): Ditto.
6999 (init_base_vars): Ditto.
7000 (init_alias_vars): Ditto.
7001 (remove_preds_and_fake_succs): New function.
7002 (dump_sa_points_to_info): Dump new stats.
7003 (dump_solution_for_var): Use find.
7004 (set_used_smts): Fix formatting.
7005 (compute_points_to_sets): Updated for new functions.
7006 (ipa_pta_execute): Ditto.
7008 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7009 Richard Sandiford <richard@codesourcery.com>
7011 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7013 * calls.c (expand_call): If the return value is a PARALLEL,
7014 extract its first member.
7015 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7016 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7017 use FUNCTION_EXTRA_EPILOGUE.
7018 (m68k_function_value): Return a PARALLEL if the return value
7019 is of a pointer type.
7020 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7021 (FUNCTION_EXTRA_EPILOGUE): Remove.
7022 * config/m68k/m68k.md (D0_REG): New constant.
7024 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7026 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7027 output a NOP for empty epilogues.
7029 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7031 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7032 before function. Extend register save check to include all
7033 registers, not just integer ones.
7035 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7037 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7038 (m68k_use_return_insn): ...this.
7039 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7040 * config/m68k/m68k.c (use_return_insn): Rename to...
7041 (m68k_use_return_insn): ...this.
7042 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7045 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7047 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7048 nearest even, fix denormal rounding overflow.
7050 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7052 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7053 f%$smove and f%$move.
7054 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7055 (extendsfdf2_cf): Use fdmove instead of f%&move.
7056 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7057 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7059 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7061 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7064 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7066 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7067 (coldfire_single_format): Declare.
7068 (coldfire_double_format): Likewise.
7069 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7070 of qnan_msb_set to determine the lower bits of a canonical
7072 (encode_ieee_double): Likewise.
7073 (encode_ieee_quad): Likewise.
7074 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7075 (mips_single_format): Likewise.
7076 (ieee_double_format): Likewise.
7077 (mips_double_format): Likewise.
7078 (ieee_extended_motorola_format): Likewise.
7079 (ieee_extended_intel_96_format): Likewise.
7080 (ieee_extended_intel_128_format): Likewise.
7081 (ieee_extended_intel_96_round_53_format): Likewise.
7082 (ibm_extended_format): Likewise.
7083 (mips_extended_format): Likewise.
7084 (ieee_quad_format): Likewise.
7085 (mips_quad_format): Likewise.
7086 (vax_f_format): Likewise.
7087 (vax_d_format): Likewise.
7088 (vax_g_format): Likewise.
7089 (i370_single_format): Likewise.
7090 (i370_double_format): Likewise.
7091 (decimal_single_format): Likewise.
7092 (decimal_double_format): Likewise.
7093 (decimal_quad_format): Likewise.
7094 (c4x_single_format): Likewise.
7095 (c4x_extended_format): Likewise.
7096 (real_internal_format): Likewise.
7097 (coldfire_single_format): New real_format.
7098 (coldfire_double_format): Likewise.
7099 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7100 canonical_nan_lsbs_set.
7101 (pdp11_d_format): Likewise.
7102 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7103 if TARGET_COLDFIRE_CPU.
7105 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7107 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7108 (output_call, m68k_legitimize_call_address): Declare.
7109 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7110 parenthesees. Add support for a 'W' constraint.
7111 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7112 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7113 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7114 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7116 (override_options): Initialize them. Do not set flag_no_function_cse
7117 for TARGET_ID_SHARED_LIBRARY.
7118 (m68k_output_pic_call): Delete.
7119 (m68k_legitimize_call_address): New function.
7120 (print_operand): Remove the %o prefix. Handle the %p prefix.
7121 (output_call): New function.
7122 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7123 target address from the GOT if symbolic jumps are not allowed.
7124 * config/m68k/m68k.md (call, general_operand): Do not set
7125 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7126 Merge separate flag_pic and !flag_pic define_insns into...
7127 (*call, *call_value): ...these new patterns. Match the address
7128 rather than the containing MEM and require it to be a call_operand.
7129 Use output_call to generate the asm template.
7130 * config/m68k/predicates.md (const_call_operand): New predicate.
7131 (call_operand): Likewise.
7133 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7135 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7136 (STACK_GROWS_DOWNWARD): Define to 1.
7137 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7138 comments, emphasizing that these values are only defaults.
7139 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7140 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7142 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7144 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7146 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7147 Richard Sandiford <richard@codesourcery.com>
7149 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7150 (FP_REGNO_P): New macros.
7151 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7152 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7153 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7154 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7156 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7158 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7159 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7161 * config/m68k/t-floatlib: New file, extracting common code from...
7162 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7163 * config/m68k/t-uclinux: Here.
7164 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7165 routines on ColdFire targets.
7167 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7169 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7170 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7171 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7172 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7173 explicitly set MOTOROLA to 1.
7174 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7176 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7177 Nathan Sidwell <nathan@codesourcery.com>
7179 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7180 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7181 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7182 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7183 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7184 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7185 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7186 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7187 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7188 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7189 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7190 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7191 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7192 (DBX_REGISTER_NUMBER): Delete.
7193 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7194 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7195 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7197 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7199 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7200 * config/flat.h: New file.
7201 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7203 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7204 indirect references for -msep-data or -mid-shared-library.
7205 Do not use PC-relative code addresses either.
7206 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7208 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7209 for shared libraries and crt1.o for executables. Use crti.o and
7211 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7212 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7213 Do not add -elf2flt or -shared-lib-id options here.
7214 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7215 Pass -shared-lib-id if -mid-shared-library, taking the library
7216 identifier from -mshared-library-id if given, otherwise
7218 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7219 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7220 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7221 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7222 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7223 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7225 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7226 jump sequence for ISA A and ISA A+.
7227 (PICJUMP): Likewise.
7229 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7231 * config.gcc (m68k-*-uclinux*): Base the port on the common
7232 and m68k GNU/Linux files rather than on the generic ELF ones.
7233 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7234 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7236 2007-01-18 Julian Brown <julian@codesourcery.com>
7237 Richard Sandiford <richard@codesourcery.com>
7239 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7240 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7241 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7243 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7245 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7247 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7249 * doc/install.texi: Document m68k-uclinuxoldabi.
7250 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7251 * config/m68k/uclinux-oldabi.h: New file, copied from
7252 config/m68k/uclinux.h.
7254 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7256 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7257 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7258 (m32r_compute_frame_size): Use unsigned for regno.
7259 (m32r_reload_lr): Use gen_frame_mem.
7261 (m32r_output_function_epilogue): Don't output the function epilogue
7263 (m32r_expand_epilogue): New.
7264 (direct_return): Return false if the function has the interrupt
7266 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7267 * config/m32r/m32r.md (epilogue): New expander.
7268 (return_lr, return_rte): New insns.
7269 (return): Make it expander.
7270 (return_normal): New expander.
7272 2007-01-18 Josh Conner <jconner@apple.com>
7275 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7276 support for UNLE, UNLT, UNGE, and UNGT.
7278 2007-01-18 Jan Hubicka <jh@suse.cz>
7280 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7281 * tree-tailcall (add_virtual_phis): Likewise.
7282 (optimize_tail_call): Return TODOs.
7283 (execute_tail_calls): Return TODOs.
7284 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7285 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7287 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7288 Cleanup cfg using TODO.
7289 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7290 * passes.c (execute_function_todo): When cleanup did something, remove
7292 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7293 (make_edges): Don't cleanup_cfg.
7295 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7297 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7298 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7299 operate on the top of stack.
7300 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7301 register handling of instructions that output to the second
7303 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7304 (move_for_stack_reg): Special-case check for dead destination
7305 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7307 * config/i386/i386.md (UNSPEC_TAN): New constant.
7308 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7309 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7310 to correctly model move of constant 1.0 to top stack slot.
7311 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7312 (unnamed peephole2 pattern): Remove corresponding peephole2
7313 pattern that optimizes tan insn and loading of constant 1.0.
7314 (tanxf2): Use fptanxf4_i387.
7315 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7316 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7317 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7318 disable patterns for SSE math.
7319 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7320 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7322 2007-01-18 Dirk Mueller <dmueller@suse.de>
7323 Richard Guenther <rguenther@suse.de>
7326 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7327 * common.opt (Warray-bounds): Add new warning option.
7328 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7330 * Makefile.in: make tree-vrp.o depend on toplev.h
7331 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7333 (check_array_refs, check_array_bounds, check_array_ref): New.
7335 2007-01-18 Jan Hubicka <jh@suse.cz>
7337 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7338 (execute_ssa_ccp): Return flags conditionally.
7339 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7341 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7343 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7345 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7346 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7348 * Makefile.c (GTFILES): Add cfglayout.h.
7349 * gengtype.c (open_base_files): Likewise.
7350 * cfglayout.c (cfg_layout_function_footer,
7351 cfg_layout_function_header) Reindent to make gengtype happy.
7352 * cfglayout.h (cfg_layout_function_footer,
7353 cfg_layout_function_header): Add GTY(()) marker.
7355 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7357 2007-01-18 Ben Elliston <bje@au.ibm.com>
7359 * genautomata.c (write_automata): Include xstrerror output in the
7360 error message if writing the DFA description file fails.
7362 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7364 * config/mips/mips-protos.h (mips_output_external): Make it
7366 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7367 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7368 (extern_list): Likewise.
7369 (extern_head): Likewise.
7370 (TARGET_ASM_FILE_END): Likewise.
7371 (mips_file_end): Likewise.
7372 (mips_output_external): Rewritten.
7374 2007-01-18 Ben Elliston <bje@au.ibm.com>
7376 * genpreds.c (write_insn_preds_c): Only write out the function
7377 body for regclass_for_constraint if we have register constraints.
7379 2007-01-17 Tom Tromey <tromey@redhat.com>
7381 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7382 * doc/install.texi (Testing): Use sourceware.org.
7383 (Binaries): Likewise.
7384 (Specific): Likewise.
7385 * doc/contrib.texi (Contributors): Use sourceware.org.
7387 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7389 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7390 (AVR_ENHANCED): Rename to ...
7391 (AVR_HAVE_MUL): ... new.
7392 (avr_enhanced_p): Rename to ...
7393 (avr_have_mul_p): ... new.
7394 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7395 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7396 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7397 (avr_have_mul_p): ... new.
7398 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7399 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7400 'avr_enhanced_p' and 'enhanced'.
7401 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7402 AVR_HAVE_MUL instead of AVR_ENHANCED.
7403 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7404 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7405 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7406 instead of AVR_ENHANCED.
7407 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7408 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7409 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7411 2007-01-17 Ian Lance Taylor <iant@google.com>
7413 * vec.h (VEC_reserve_exact): Define.
7414 (vec_gc_p_reserve_exact): Declare.
7415 (vec_gc_o_reserve_exact): Declare.
7416 (vec_heap_p_reserve_exact): Declare.
7417 (vec_heap_o_reserve_exact): Declare.
7418 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7420 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7422 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7423 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7424 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7425 * vec.c (calculate_allocation): Add exact parameter. Change all
7427 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7428 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7429 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7430 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7431 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7432 (vec_heap_p_reserve_exact): New function.
7433 (vec_heap_o_reserve_exact): New function.
7435 2007-01-17 Jan Hubicka <jh@suse.cz>
7437 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7439 2007-01-17 Eric Christopher <echristo@apple.com>
7441 * config.gcc: Support core2 processor.
7443 2007-01-16 Jan Hubicka <jh@suse.cz>
7445 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7446 the names, just unlink the chain so we don't crash on dangling pointers
7449 2007-01-16 Jan Hubicka <jh@suse.cz>
7451 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7452 * tree-pass.h: Reorder to make IPA passes appear toegher.
7453 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7454 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7455 parameters, do not call early inliner.
7456 * ipa-inline.c: Update comments. Include tree-flow.h
7457 (cgraph_decide_inlining): Do not compute inlining parameters.
7458 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7459 be called with function context set up.
7460 (pass_ipa_inline): Remove unreachable functions before pass.
7461 (cgraph_early_inlining): Simplify assuming to be called from the
7463 (pass_early_inline): New pass.
7464 (cgraph_gate_ipa_early_inlining): New gate.
7465 (pass_ipa_early_inline): Turn into simple wrapper.
7466 (compute_inline_parameters): New function.
7467 (gate_inline_passes): New gate.
7468 (pass_inline_parameters): New pass.
7469 (apply_inline): Move here from tree-optimize.c
7470 (pass_apply_inline): New pass.
7471 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7473 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7475 (tree_function_versioning): Do not allocate dummy struct function.
7476 * tree-inline.h (optimize_inline_calls): Update prototype.
7477 * tree-optimize.c (execute_fixup_cfg): Export.
7478 (pass_fixup_cfg): Remove
7479 (tree_rest_of_compilation): Do not apply inlines.
7480 * tree-flow.h (execute_fixup_cfg): Declare.
7481 * Makefile.in (gt-passes.c): New.
7482 * passes.c: Include gt-passes.h
7483 (init_optimization_passes): New passes.
7484 (nnodes, order): New static vars.
7485 (do_per_function_toporder): New function.
7486 (execute_one_pass): Dump current pass here.
7487 (execute_ipa_pass_list): Don't dump current pass here.
7489 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7491 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7492 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7494 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7496 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7497 (strong_alias): Define.
7498 (__gcc_qmul): Provide non-FMA for soft-float.
7504 (__gcc_qunord): New.
7514 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7515 soft-float functions.
7516 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7517 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7518 about long double soft float.
7520 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7521 Tehila Meyzels <tehila@il.ibm.com>
7523 * tree-vectorizer.h (is_pattern_stmt_p): New.
7524 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7525 formatting (tabs instead of spaces). Cleanup and clarify setting
7526 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7527 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7528 (vectorizable_type_demotion): Check that types are integral.
7529 (vectorizable_type_promotion): Likewise.
7530 (vectorizable_store): Fix typo. Eliminate new-line at end of
7533 2007-01-16 Jan Hubicka <jh@suse.cz>
7535 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7538 2007-01-15 Eric Christopher <echristo@apple.com>
7540 * ifcvt.c: Include vec.h, vecprim.h.
7541 (check_cond_move_block): New argument regs.
7542 Reorganize. Add registers used to regs.
7543 (cond_move_process_if_block): Use regs set above as
7546 2007-01-15 Eric Christopher <echristo@apple.com>
7548 * config/darwin.h: Update copyright.
7549 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7550 (LINK_COMMAND_SPEC): Add -u.
7551 (LINK_SPEC): Fix umbrella for above.
7553 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7555 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7558 2007-01-15 Tom Tromey <tromey@redhat.com>
7560 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7561 * doc/install.texi (Testing): Don't mention jacks.
7562 (Configuration): Document --enable-java-maintainer-mode. Move
7563 --with-java-home to libgcj-specific section. Document
7565 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7567 2007-01-15 Jan Hubicka <jh@suse.cz>
7569 * tree-ssa-dce.c (DCE_TODOs): New.
7570 (propagate_necessity): Return if something changed.
7571 (eliminate_unnecessary_stmts): Likewise.
7572 (perform_tree_ssa_dce): Return TODO flags when needed.
7573 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7575 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7577 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7578 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7579 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7580 patterns using X87MODEF12 mode macro. Extend operand 1
7581 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7582 (log10<mode>2): Ditto.
7583 (log2<mode>2): Ditto.
7584 (log1p<mode>2): Ditto.
7585 (logb<mode>2): Ditto.
7586 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7587 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7588 (*fxtractxf3_i387): Rename from *fxtractxf3.
7589 (fxtract_extend<mode>xf3_i387): New insn pattern.
7590 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7591 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7592 and gen_fyl2xxf3_i387().
7594 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7596 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7597 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7598 get_loop_exit_edges. Changed return type to bool.
7599 * cfgloop.h (fix_loop_placement): Declaration removed.
7601 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7603 * param.h (MIN_VECT_LOOP_BOUND): New.
7604 * params.def (MIN_VECT_LOOP_BOUND): New.
7605 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7606 argument - minimum threshold for number of iterations.
7607 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7608 argument to declaration.
7609 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7610 MIN_VECT_LOOP_BOUND.
7611 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7612 slpeel_tree_peel_loop_to_edge with additional argument.
7613 (vect_do_peeling_for_alignment): Likewise.
7614 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7616 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7622 2007-01-14 Jan Hubicka <jh@suse.cz>
7624 * tree-dfa.c (remove_referenced_var): New function.
7625 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7626 prune referenced vars list too.
7627 * tree-flow.h (remove_referenced_var): Declare.
7629 2007-01-14 Jan Hubicka <jh@suse.cz>
7631 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7633 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7634 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7635 * except.h (verify_eh_throw_table_statements): Kill prototype.
7636 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7637 into call exrepssions.
7638 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7640 * tree-cfg.c: Include pointer-set.h.
7641 (verify_node_sharing): Work on pointer set.
7642 (verify_eh_throw_stmt_node): New.
7643 (verify_stmts): Use pointers sets, verify throw_stmt.
7645 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7647 * ipa-reference.c (analyze_function): Consider also addresses taken
7650 2007-01-12 Roger Sayle <roger@eyesopen.com>
7652 * c-typeck.c (null_pointer_constant_p): Replace use of
7653 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7654 (build_c_cast): Likewise.
7656 2007-01-12 Roger Sayle <roger@eyesopen.com>
7658 * tree.h (force_fit_type_double): Remove unused final argument.
7659 * c-common.c (constant_expression_warning): Replace use of
7660 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7661 (convert_and_check): Likewise.
7662 (shorten_compare): Update call to force_fit_type_double.
7663 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7664 * convert.c (convert_to_pointer): Update call to
7665 force_fit_type_double.
7666 * fold-const.c (force_fit_type_double): Remove overflowed_const
7668 (int_const_binop, fold_convert_const_int_from_int,
7669 fold_convert_const_int_from_real, fold_div_compare,
7670 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7671 fold_abs_const, fold_not_const): Remove the final argument from
7672 calls to force_fit_type_double.
7674 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7676 * configure.ac: Set insn to "nop" for spu-*-* also.
7677 * configure: Regenerate.
7679 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7681 * builtins.def : Add BUILT_IN_FREE.
7683 2007-01-12 Jan Hubicka <jh@suse.cz>
7685 PR tree-optimization/30443
7686 * tree-inline.c (tree_function_versioning): Do not optimize when
7687 cloning for inlining.
7689 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7691 * doc/loop.texi: Document recording of loop exits.
7692 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7693 (update_single_exits_after_duplication,
7694 update_single_exit_for_duplicated_loop,
7695 update_single_exit_for_duplicated_loops): Removed.
7696 (duplicate_loop_to_header_edge): Do not call
7697 update_single_exits_after_duplication and
7698 update_single_exit_for_duplicated_loops.
7699 (loop_version): Do not update single_exit information.
7700 (fix_loop_structure): Use record_loop_exits instead of
7701 mark_single_exit_loops.
7702 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7703 the lists of loop exits.
7704 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7705 split_edge, merge_blocks): Update the lists of loop exits.
7706 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7707 loop_optimizer_init.
7708 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7709 of mark_single_exit_loops.
7710 (loop_optimizer_finalize): Call release_recorded_exits.
7711 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7712 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7713 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7714 update single exit information.
7715 * lambda-code.c (perfect_nestify): Ditto.
7716 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7717 (mark_single_exit_loops): Removed.
7718 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7719 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7720 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7722 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7723 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7724 (verify_loop_structure): Verify consistency of the exit lists.
7725 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7726 (set_single_exit): Removed.
7727 * cfgloop.h (struct loop_exit): New function.
7728 (struct loop): single_exit_ field replaced by exits field.
7729 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7730 (struct loops): Added exits hash.
7731 (mark_single_exit_loops, set_single_exit): Declaration removed.
7732 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7734 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7736 * doc/invoke.texi: Avoid use of @headitem.
7738 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7740 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7742 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7744 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7747 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7748 Richard Sandiford <richard@codesourcery.com>
7750 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7751 * config/m68k/m68k.opt: Resort options.
7752 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7754 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7755 Richard Sandiford <richard@codesourcery.com>
7757 * doc/invoke.texi: Document the macros that are defined by
7758 m68k's -mtune and -mhard-float options.
7759 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7760 (m68k_cpp_cpu_family): Likewise.
7761 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7762 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7763 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7764 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7765 (m68k_cpp_cpu_family): Likewise.
7767 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7769 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7770 macros besides mc68000 as tuning macros. Use a switch statement
7771 to set them and mcpu32.
7773 2007-01-12 Julian Brown <julian@codesourcery.com>
7775 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7776 (TARGET_68040_ONLY): Rename to...
7777 (TARGET_68040): ...this.
7778 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7779 * config/m68k/m68k.md: Likewise.
7781 2007-01-12 Julian Brown <julian@codesourcery.com>
7782 Nathan Sidwell <nathan@codesourcery.com>
7783 Richard Sandiford <richard@codesourcery.com>
7785 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7786 the -mcpu= argument associated with the --with-cpu setting.
7787 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7788 if different from the one implied by the -mcpu setting.
7789 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7790 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7791 * doc/invoke.texi: Mention ColdFire in the introduction to the
7792 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7793 -mno-div and -mhard-float options. Make -m68881 a synonym for
7794 -mhard-float. Document the previously-undocumented -m5206e,
7795 -m528x, -m5307 and -m5407 options. Tweak the existing option
7796 documentation for consistency.
7797 * doc/install.texi: Mention new --with-cpu arguments.
7798 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7799 default CPU if neither -mcpu nor -march are specified.
7800 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7801 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7802 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7803 using m68k_tune to decide between families that implement the
7804 same ISA. Use m68k_tune to set __mcfv4e__.
7805 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7806 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7807 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7808 (FL_ISA_C, FL_ISA_MMU): New macros.
7809 (MASK_COLDFIRE): Delete.
7810 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7811 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7812 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7813 (TARGET_HARD_FLOAT): Do not define here.
7814 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7815 (TUNE_68000): New macro.
7816 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7817 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7818 (TUNE_CFV2): Redefine in terms of m68k_tune.
7819 (uarch_type, target_device, fpu_type): New enums.
7820 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7821 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7822 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7823 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7824 (FL_FOR_isa_c): New macros.
7825 (m68k_isa): New enum.
7826 (m68k_target_selection): New structure.
7827 (all_devices, all_isas, all_microarchs): New tables.
7828 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7829 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7830 (MASK_ALL_CPU_BITS): Delete.
7831 (m68k_find_selection): New function.
7832 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7833 Map the legacy target options to a combination of the new ones.
7834 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7835 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7836 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7838 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7839 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7841 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7842 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7843 * config/m68k/m68k-devices.def: New file.
7845 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7846 Nathan Sidwell <nathan@codesourcery.com>
7848 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7849 (SUBTARGET_EXTRA_SPECS): New macros.
7850 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7851 use %(asm_cpu_spec) instead.
7852 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7853 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7854 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7855 (EXTRA_SPECS): Rename to...
7856 (SUBTARGET_EXTRA_SPECS): ...this.
7858 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7859 Richard Sandiford <richard@codesourcery.com>
7860 Julian Brown <julian@codesourcery.com>
7862 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7863 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7864 to the configuration's default CPU.
7865 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7866 Remove default masks.
7867 (m680[012]0-*-*): Set the default with_cpu to the first part of
7869 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7870 (m68k*-*-linux): Extend the --with-cpu handling to...
7871 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7872 and m68010. Don't set target_cpu_default2.
7873 * doc/install.texi: Document --with-cpu for m68k.
7874 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7875 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7876 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7877 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7878 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7879 (ASM_SPEC): Remove use of %(asm_cpu_default).
7880 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7881 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7882 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7883 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7884 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7885 (TARGET_DEFAULT): Delete.
7886 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7887 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7888 (CPP_CPU_SPEC): Delete.
7889 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7890 the appropriate string.
7891 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7892 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7893 (ASM_SPEC): Don't use %(asm_default_spec).
7894 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7895 TARGET_DEFAULT and add MASK_68881.
7896 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7898 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7900 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7901 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7902 MASK_68010 alongside MASK_68020.
7903 * doc/invoke.texi: Document -m68010.
7904 * config/m68k/m68k.opt (m68010): New.
7905 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7907 (TUNE_68010): New macro.
7908 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7909 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7910 (M68K_CPU_m68332): Add MASK_68010.
7911 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7912 fallback definition.
7913 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7915 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7916 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7917 to all entries that use MASK_68020.
7918 (output_move_simode_const, output_move_himode, output_move_qimode)
7919 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7920 instead of TARGET_68020 to select clr behavior. Remove comment
7921 about there being no TARGET_68010.
7922 * config/m68k/m68k.md: Likewise throughout.
7924 2007-01-12 Julian Brown <julian@codesourcery.com>
7926 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7927 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7928 * config/m68k/m68k.md: Likewise.
7930 2007-01-12 Julian Brown <julian@codesourcery.com>
7932 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7933 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7935 2007-01-12 Julian Brown <julian@codesourcery.com>
7937 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7938 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7939 * config/m68k/m68k.md: Likewise.
7941 2007-01-12 Julian Brown <julian@codesourcery.com>
7942 Richard Sandiford <richard@codesourcery.com>
7944 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7945 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7946 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7948 (TARGET_CPU32): Rename to...
7949 (TUNE_CPU32): ...this.
7950 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7951 (TUNE_CFV2): New macros.
7952 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7953 remove conditions that are implied by TARGET_68020.
7954 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7955 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7956 (m68k_output_function_epilogue): Likewise.
7957 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
7958 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
7959 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
7960 non-68000 timings. Refactor multiplication and division costs.
7961 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
7962 TUNE_CPU32 instead of TARGET_CPU32.
7963 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
7964 and TUNE_68060 instead of TARGET_68060.
7965 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
7966 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
7968 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
7969 && !TARGET_COLDFIRE" to choose between moveq and clr.
7970 Likewise in the unnamed movsf pattern.
7971 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
7972 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
7975 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7977 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
7978 of tabbing before backslashes.
7980 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7982 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
7983 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
7984 (ASM_OUTPUT_INTERNAL_LABEL): Define.
7986 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7988 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
7989 find_interesting_uses_cond.
7990 (find_interesting_uses_cond): Use extract_cond_operands.
7991 (rewrite_use_compare): Use extract_cond_operands and
7992 force_gimple_operand_bsi. Do not call update_stmt.
7993 (determine_use_iv_cost_condition): Use extract_cond_operands.
7994 Return cheaper of using original bound and changing the exit bound.
7996 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
7998 PR tree-optimization/29516
7999 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8000 most_expensive_mult_to_index, addr_to_parts,
8001 create_mem_ref, maybe_fold_tmr): Make the type of
8002 fields of TARGET_MEM_REF sizetype.
8003 (move_fixed_address_to_symbol, move_pointer_to_base):
8005 * tree.def (TARGET_MEM_REF): Add comment on types of
8008 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8010 * c-common.c (vector_types_convertible_p): Treat opaque types as
8011 always convertible if they have the same size, but not otherwise.
8013 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8015 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8016 Remove the b_unconditional field.
8017 (noce_try_sign_mask): Do not look at b_unconditional.
8018 (noce_process_if_block): Do not use merge_if_blocks. Update
8019 the CFG here. Do not set b_unconditional.
8020 (cond_move_process_if_block): Likewise.
8021 (find_cond_trap): Likewise.
8022 (check_cond_move_block): Require simple jump insns at the end
8025 2007-01-11 Jan Hubicka <jh@suse.cz>
8027 PR tree-optimization/1046
8028 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8029 when alias info is not ready.
8030 (pass_tail_recursion): Do not require aliasing.
8031 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8032 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8033 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8034 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8035 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8036 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8037 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8039 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8040 When aliasing is not build, mark statement as volatile.
8042 2007-01-11 Tom Tromey <tromey@redhat.com>
8044 PR preprocessor/15185, PR preprocessor/20989:
8045 * doc/cppopts.texi <-MT>: Update description of algorithm for
8046 computing default target.
8047 <-M, -MD>: Reword "basename" text.
8049 2007-01-11 Roger Sayle <roger@eyesopen.com>
8051 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8052 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8053 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8054 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8055 fold_builtin_bswap, real_constp, fold_builtin_pow,
8056 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8057 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8058 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8059 * convert.c (convert_to_pointer): Likewise.
8060 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8061 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8062 const_binop, fold_convert_const_int_from_int,
8063 fold_convert_const_int_from_real,
8064 fold_convert_const_real_from_real, sign_bit_p,
8065 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8066 fold_sign_changed_comparison, fold_unary, fold_comparison,
8067 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8068 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8069 * print-tree.c (print_node_brief, print_node): Likewise.
8070 * stor-layout.c (place_field, layout_type): Likewise.
8071 * tree-chrec.c (keep_cast): Likewise.
8072 * tree.c (build_vector, build_real, build_real_from_int_cst,
8073 build_complex): Likewise.
8075 2007-01-11 Roger Sayle <roger@eyesopen.com>
8077 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8078 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8080 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8082 * configure.ac (strict1_warn): Rename to strict_warn.
8083 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8084 cc_set_by_configure, quoted_cc_set_by_configure,
8085 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8086 all_boot_languages, all_stagestuff): Remove.
8087 (target_list): Remove bootstrap targets.
8088 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8089 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8090 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8091 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8092 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8093 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8094 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8095 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8096 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8097 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8098 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8099 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8100 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8101 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8102 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8103 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8104 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8105 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8106 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8107 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8108 (mostlyclean): Adjust.
8109 (clean, distclean): Don't mention bootstrap stuff.
8110 * configure: Regenerate.
8111 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8112 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8113 treelang/config-lang.in (stagestuff): Remove.
8114 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8115 stageprofile, stagefeedback, stagestuff): Remove mention.
8117 2007-01-11 Nick Clifton <nickc@redhat.com>
8119 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8121 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8122 (mcore_arith_K_S_operand): Run the test for the S constraint not
8123 the test for the M constraint.
8124 (mcore_addsub_operand): Do not accept integer values that are
8125 larger than 32 bits.
8126 * config/mcore/mcore.md: Remove unused constraints from split.
8127 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8129 (allocate_stack): Likewise.
8130 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8131 operands to 32 bits.
8132 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8134 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8135 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8136 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8137 mcore_output_bclri, mcore_output_andn, output_inline_const,
8138 mcore_output_move, mcore_output_movedouble): Likewise.
8139 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8140 (output_inline_const): Likewise.
8141 (output_inline_const): Fix format strings used in sprintf
8143 * config/mcore/mcore-protos.h: Update prototypes for changed
8144 functions in mcore.c.
8145 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8146 HOST_WIDE_INT and not int.
8147 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8148 CONST_OK_FOR_N): Likewise.
8149 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8150 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8153 2007-01-10 Jan Hubicka <jh@suse.cz>
8155 * tree-vrp.c (remove_range_assertions): Release defs.
8156 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8157 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8159 2007-01-10 Paul Brook <paul@codesourcery.com>
8161 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8162 * config/arm/arm.md (mulsi3subsi): New insn.
8164 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8166 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8167 (tree_transform_and_unroll_loop): New.
8168 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8171 2007-01-10 Robert Kennedy <jimbob@google.com>
8173 * fold-const.c (fold_comparison): Fold comparisons like (x *
8174 1000 < 0) to (x < 0).
8176 2007-01-10 Ian Lance Taylor <iant@google.com>
8178 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8179 operands have the same priority.
8181 2007-01-10 Tom Tromey <tromey@redhat.com>
8183 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8184 (fold_binary): Likewise.
8185 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8186 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8187 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8188 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8189 * langhooks.h (struct lang_hooks): Removed field
8190 'can_use_bit_fields_p'.
8192 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8194 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8196 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8198 * function.c (get_last_funcdef_no): New function.
8199 * function.h (get_last_funcdef_no): Declare.
8200 * tree-inline.c (initialize_cfun): Add initialization.
8201 (tree_function_versioning): Cleanup.
8203 2007-01-10 Jan Hubicka <jh@suse.cz>
8205 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8208 2007-01-10 Sa Liu <saliu@de.ibm.com>
8209 Ben Elliston <bje@au.ibm.com>
8211 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8212 for SAVE_NONLOCAL and Pmode for any other save level.
8213 * spu-protos.h (spu_restore_stack_block): Declare.
8214 * spu.md (save_stack_block): Remove.
8215 (restore_stack_block): Call spu_restore_stack_block.
8216 * spu.c (spu_restore_stack_block): New function.
8217 (spu_expand_epilogue): Remove old comment.
8219 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8221 PR tree-optimization/30322
8222 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8223 (cand_value_at): Return the value as aff_tree.
8224 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8225 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8226 aff_combination_mult): New functions.
8227 (aff_combination_add): Use aff_combination_add_cst.
8228 (aff_combination_convert): Allow conversions to a wider type.
8229 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8230 * tree-affine.h (aff_combination_mult): Declare.
8232 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8234 * doc/tm.texi: Update documentation to reflect reality of exec
8235 and start file search behaviours. Update copyright year.
8236 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8237 header file directories.
8239 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8241 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8242 (*cosxf2): Rename to cosxf2_i387.
8243 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8244 using X87MODEF12 mode macro. Rename patterns to
8245 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8247 (*cosdf2, *cossf2): Ditto.
8248 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8249 to match extended input operands.
8250 (sincos<mode>3): New expander.
8251 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8252 insn patterns and corresponding splitters.
8254 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8256 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8257 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8259 2007-01-09 Nicolas Pitre <nico@cam.org>
8262 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8264 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8266 * target.h (struct gcc_target): New field library_rtti_comdat.
8267 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8268 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8269 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8270 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8272 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8274 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8276 2007-01-08 Richard Guenther <rguenther@suse.de>
8278 * tree.h (force_fit_type_double): Export.
8279 (force_fit_type): Remove.
8280 * fold-const.c (force_fit_type_double): New function.
8281 (force_fit_type): Remove.
8282 (int_const_binop): Use it.
8283 (fold_convert_const_int_from_int): Likewise.
8284 (fold_convert_const_int_from_real): Likewise.
8285 (fold_div_compare): Likewise.
8286 (fold_sign_changed_comparison): Likewise.
8287 (fold_unary): Likewise.
8288 (fold_negate_const): Likewise.
8289 (fold_abs_const): Likewise.
8290 (fold_not_const): Likewise.
8291 * c-common.c (shorten_compare): Use force_fit_type_double.
8292 * convert.c (convert_to_pointer): Likewise.
8294 2007-01-08 Richard Guenther <rguenther@suse.de>
8296 * tree.h (build_int_cst_wide_type): Export.
8297 * tree.c (build_int_cst_wide_type): New function.
8298 (build_int_cst_wide): Fix comment.
8299 * builtins.c (fold_builtin_object_size): Use build_int_cst
8300 to build -1 or 0 of the correct type. Use fit_double_type
8301 to check for overflow.
8302 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8304 (decode_field_reference): Likewise.
8305 (all_ones_mask_p): Likewise.
8306 (native_interpret_int): Use build_int_cst_wide_type.
8307 (fold_binary): Use build_int_cst_type to build an all-ones
8309 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8311 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8313 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8315 2007-01-09 Ben Elliston <bje@au.ibm.com>
8317 * genautomata.c (STATS_OPTION): New option.
8318 (stats_flag): New flag.
8319 (gen_automata_option): Handle it.
8320 (initiate_automaton_gen): Ditto.
8321 (write_automata): Output statistics only if stats_flag is
8322 set. Likewise, output time statistics only if time_flag is set.
8323 * doc/md.texi (Processor pipeline description): Document new flag.
8325 2007-01-08 Richard Guenther <rguenther@suse.de>
8327 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8328 * tree.c (build_int_cst_type): Likewise.
8329 (size_in_bytes): Don't call force_fit_type on the result.
8330 (int_fits_type_p): Use fit_double_type.
8331 * fold-const.c (fit_double_type): New function.
8332 (force_fit_type): Use it.
8333 * tree.h (fit_double_type): Export.
8335 2007-01-08 Jan Hubicka <jh@suse.cz>
8337 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8338 * ipa.c (function_and_variable_visibility): Fix return type.
8340 2007-01-08 Richard Guenther <rguenther@suse.de>
8342 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8343 of offset to build the index.
8344 * tree-pretty-print.c (dump_generic_node): Don't build negated
8345 const just for printing.
8346 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8347 * builtins.c (fold_builtin_int_roundingfn): Check if result
8348 fits the type by using force_fit_type and comparing the result.
8349 * predict.c (predict_loops): Use compare_tree_int for comparison.
8350 * tree.c (build_int_cst): Fall back to integer_type_node for
8352 (build_int_cst_wide): Assert type is non-null.
8354 2007-01-08 Roberto Costa <roberto.costa@st.com>
8356 * tree-vrp.c (extract_range_from_cond_expr): New.
8357 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8358 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8360 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8361 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8362 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8363 used as expressions.
8364 * tree-object-size.c (cond_expr_object_size): New.
8365 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8367 2007-01-08 Jan Hubicka <jh@suse.cz>
8369 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8370 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8373 2007-01-08 Richard Guenther <rguenther@suse.de>
8375 PR tree-optimization/23603
8376 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8377 (extract_range_from_binary): Fall back to truthvalue instead of
8378 varying for TRUTH_*_EXPR.
8379 (extract_range_from_comparison): Fall back to truthvalue instead of
8381 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8382 if all visited PHI values were constant.
8384 2007-01-08 Jan Hubicka <jh@suse.cz>
8386 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8387 (cgraph_analyze_function): break out from ...
8388 (cgraph_finalize_compilation_unit): ... here.
8389 (cgraph_expand_function): Remove forgoten commented out line.
8390 (cgraph_optimize): Analyze functions.
8392 2007-01-08 Jan Hubicka <jh@suse.cz>
8394 * tree-pas.h (TODO_remove_function): New flag.
8395 (TODO_update*): Renumber.
8396 (pass_ipa_increase_alignment,
8397 pass_ipa_function_and_variable_visibility): New passes.
8398 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8399 (cgraph_function_and_variable_visibility): Move to ipa.c
8400 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8401 cgraph_increase_alignment.
8402 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8403 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8404 calling tree-inline.
8405 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8406 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8407 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8408 (gate_increase_alignment): New function.
8409 (pass_ipa_increase_alignment): New pass.
8410 * ipa.c: Inline tree-pass.h and timevar.h
8411 (function_and_variable_visibility): Move here from cgraphunit.c
8412 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8413 * passes.c (init_optimization_passes): Add the two new passes.
8414 (execute_todo): Handle cgraph_remove_functions.
8416 2007-01-08 Nick Clifton <nickc@redhat.com>
8418 * config/frv/predicates.md (reg_or_0_operand): Accept
8421 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8423 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8424 * config.gcc: Add bfin*-rtems*.
8426 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8428 * c.opt: Add -flax-vector-conversions.
8429 * c-typeck.c (convert_for_assignment): Pass flag to
8430 vector_types_convertible_p to allow emission of note.
8431 (digest_init): Likewise.
8432 * c-opts.c: Handle -flax-vector-conversions.
8433 * c-common.c (flag_lax_vector_conversions): New.
8434 (vector_types_convertible_p): Unless -flax-vector conversions
8435 has been passed, disallow conversions between vectors with
8436 differing numbers of subparts and/or element types. If such
8437 a conversion is disallowed, possibly emit a note on the first
8438 occasion only to inform the user of -flax-vector-conversions.
8439 The new last argument specifies this.
8440 * c-common.h (flag_lax_vector_conversions): New.
8441 (vector_types_convertible_p): Add extra argument.
8442 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8443 char_type_node for V*QI type vectors.
8444 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8445 Update to satisfy new typechecking rules.
8446 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8448 * doc/invoke.texi (C Dialect Options): Document
8449 -flax-vector-conversions.
8451 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8453 PR tree-optimization/29877
8454 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8455 a register variable on the RHS to not be replaceable.
8457 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8458 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8459 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8460 const_simm15, const_pow2, const_npow2): Added.
8461 * config/score/misc.md (insv, extv, extzv, movmemsi,
8462 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8463 * config/score/score.c (score_address_cost, score_select_cc_mode):
8465 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8466 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8467 Update score_print_operand.
8468 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8469 Adjust register allocate order and update some macro define.
8470 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8471 mdx_block_move_straight, mdx_block_move_loop_head,
8472 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8473 mdx_block_move): Added.
8474 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8475 mdp_limm): Updated and fix some bug and typo.
8476 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8477 (movsf, movdf, doloop_end): Added.
8479 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8481 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8482 config/arm/thumb2.md: Fix comment typos.
8483 * doc/extend.texi: Fix a typo.
8485 2007-01-07 Eric Christopher <echristo@apple.com>
8487 * configure.ac: Check for __stack_chk_fail for darwin.
8488 * configure: Regenerate.
8490 2007-01-07 Richard Guenther <rguenther@suse.de>
8492 * tree-vrp.c (extract_range_from_assert): CSE calls to
8493 compare_values where possible.
8494 (extract_range_from_unary_expr): Likewise.
8496 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8498 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8499 * config/avr/avr.c (call_insn_operand): Delete function.
8500 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8501 instead of register number. Use predicates.
8502 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8503 call_insn_operand): Add.
8505 2007-01-06 Jan Hubicka <jh@suse.cz>
8507 * tree-pass.h (pass_build_cgraph_edges): Declare.
8508 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8509 (visited_nodes): Remove.
8510 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8511 build_cgrpah_edges; make visited_nodes local.
8512 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8513 (record_references_in_initializer): Move to cgraphbuild.c
8514 (initialize_inline_failed, rebuild_cgraph_edges,
8515 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8516 (verify_cgraph_node): Make visited_nodes local.
8517 (cgraph_analyze_function): Do not call cgraph_create_edges and
8518 initialize_inline_failed.
8519 (cgraph_expand_function): Do not call cgraph_lower_function;
8520 assert that function is already lowered.
8521 * Makefile.in (cgraphbuild.o): New.
8522 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8523 at the end of lowering passes.
8525 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8527 * ifcvt.c (cond_move_convert_if_block): New function, code
8528 factored out from...
8529 (cond_move_process_if_block): ...here. Call the new function
8530 on the THEN and ELSE blocks.
8531 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8532 already takes care of this.
8534 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8537 * tree.h (TREE_OVERFLOW_P): New.
8538 * c-typeck.c (parser_build_unary_op): Warn only if result
8539 overflowed and operands did not.
8540 (parser_build_binary_op): Likewise.
8541 (convert_for_assignment): Remove redundant overflow_warning.
8542 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8544 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8546 * c-typeck.c (store_init_value): Split over two lines to follow
8547 the GNU coding style.
8549 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8551 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8552 __GXX_EXPERIMENTAL_CXX0X__.
8553 * doc/cpp.texi: Same.
8555 2007-01-05 Richard Guenther <rguenther@suse.de>
8558 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8559 with mismatched types. Instead explicitly build a
8560 conversion NOP_EXPR.
8562 2007-01-05 Ian Lance Taylor <iant@google.com>
8564 * c-common.c (decl_with_nonnull_addr_p): New function.
8565 (c_common_truthvalue_conversion): Call it.
8566 * c-typeck.c (build_binary_op): Likewise.
8567 * c-common.h (decl_with_nonnull_addr_p): Declare.
8569 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8572 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8575 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8577 * doc/install.texi (Final install): Document the fact that
8578 the GNAT runtime should not be stripped.
8580 2007-01-04 Jan Hubicka <jh@suse.cz>
8582 * tree-inline.c (fold_marked_statements): Update operand caches
8583 and EH after folding
8585 2007-01-04 Ian Lance Taylor <iant@google.com>
8587 * c-common.c (check_function_nonnull): Whitespace fix.
8589 2007-01-04 Jan Hubicka <jh@suse.cz>
8591 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8592 comitted older version of patch.
8593 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8594 function, celanup cfg and collect garbage.
8596 2007-01-04 Mike Stump <mrs@apple.com>
8598 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8601 2007-01-04 Eric Christopher <echristo@apple.com>
8603 * libgcc2.c (__bswapsi2): Use SItype.
8604 (__bswapdi2): Use DItype.
8605 * libgcc2.h: Update for above.
8607 2007-01-04 Paul Brook <paul@codesourcery.com>
8609 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8610 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8611 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8612 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8613 umulsi3_highpart): Make conditional on !arm_arch6.
8614 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8615 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8616 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8617 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8618 umulsi3_highpart_v6): New insns.
8620 2007-01-04 Roger Sayle <roger@eyesopen.com>
8622 * fold-const.c (fold_convert): When casting an expression to void,
8623 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8624 have a type. Instead of attempting to build a NOP_EXPR, return
8625 these "special" trees directly.
8627 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8629 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8630 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8631 rs6000_cost->fp not 0 as adjustment for outer NEG.
8633 2007-01-04 Jan Hubicka <jh@suse.cz>
8635 * cgraph.c (cgraph_release_function_body): New function.
8636 (cgraph_remove_node): Use it.
8637 * cgraph.h (cgraph_release_function_body): Declare.
8638 * cgraphunit.c (cgraph_expand_function): Use it.
8639 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8640 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8641 is initialized and while compilation of other function is running.
8642 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8643 statement CFG annotations from here to ...
8644 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8646 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8648 * cfgloop.h (enum li_flags): Make the constants powers of two.
8650 2007-01-04 Jan Hubicka <jh@suse.cz>
8652 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8654 (fold_marked_statements): New function.
8655 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8656 * tree-inline.h (copy_body_data): Add statements_to_fold.
8658 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8660 * config.gcc: Mention libgcc/config.host.
8661 * Makefile.in: Update comments mentioning libgcc.
8662 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8663 (all.cross, start.encap, rest.encap, rest.cross): Update
8664 dependencies for libgcc move.
8665 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8666 (clean-target, clean-target-libgcc): Delete.
8667 (srcdirify, GCC_EXTRA_PARTS): New macros.
8668 (libgcc-support, libgcc.mvars): New rules.
8669 (distclean): Remove mention of mklibgcc.
8670 (install): Don't reference INSTALL_LIBGCC.
8671 (install-common): Don't reference EXTRA_PARTS.
8672 (install-libgcc, install-multilib): Delete rules.
8673 * mklibgcc.in: Delete file.
8674 * doc/configfiles.texi: Don't mention mklibgcc.
8676 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8677 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8678 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8679 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8680 (mklibgcc, ldblspecs): Likewise.
8682 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8683 (posixpre.def): Use $(T).
8684 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8685 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8686 (SHLIB_LINK): Make dummy.
8687 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8689 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8691 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8692 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8693 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8694 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8696 * configure.ac (all_outputs): Remove mklibgcc.
8697 * configure: Regenerated.
8699 2007-01-03 Josh Conner <jconner@apple.com>
8702 * calls.c (compute_argument_addresses): Set stack and stack_slot
8703 for partial args, too.
8704 (store_one_arg): Use locate.size.constant for the size when
8705 generating a save_area.
8707 2007-01-03 Robert Kennedy <jimbob@google.com>
8709 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8710 whose definitions are deleted due to basic block merging.
8712 2007-01-03 Paul Brook <paul@codesourcery.com>
8715 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8717 (use_return_insn): Return 0 for Thumb interrupt functions.
8718 (print_multi_reg): Add rfe argument for IRQ returns.
8719 (arm_output_epilogue): Pop interrupt return address directly into PC.
8720 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8722 2007-01-03 Paul Brook <paul@codesourcery.com>
8724 Merge from sourcerygxx-4_1.
8725 * config/arm/thumb2.md: New file.
8726 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8728 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8729 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8730 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8731 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8733 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8734 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8736 * config/arm/ieee754-sf.S: Ditto.
8737 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8738 (thumb1_base_register_rtx_p): ... to this.
8739 (thumb_index_register_rtx_p): Rename...
8740 (thumb1_index_register_rtx_p): ... to this.
8741 (thumb_output_function_prologue): Rename...
8742 (thumb1_output_function_prologue): ... to this.
8743 (thumb_legitimate_address_p): Rename...
8744 (thumb1_legitimate_address_p): ... to this.
8745 (thumb_rtx_costs): Rename...
8746 (thumb1_rtx_costs): ... to this.
8747 (thumb_compute_save_reg_mask): Rename...
8748 (thumb1_compute_save_reg_mask): ... to this.
8749 (thumb_final_prescan_insn): Rename...
8750 (thumb1_final_prescan_insn): ... to this.
8751 (thumb_expand_epilogue): Rename...
8752 (thumb1_expand_epilogue): ... to this.
8753 (arm_unwind_emit_stm): Rename...
8754 (arm_unwind_emit_sequence): ... to this.
8755 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8756 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8757 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8758 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8759 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8760 thumb2_output_casesi): New functions.
8761 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8762 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8763 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8764 THUMB2_WORK_REGS): Define.
8765 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8766 arm_condexec_mask, arm_condexec_masklen)): New variables.
8767 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8768 (arm_override_options): Check new CPU capabilities.
8769 Set new architecture flag variables.
8770 (arm_isr_value): Handle v7m interrupt functions.
8771 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8773 (const_ok_for_arm): Handle Thumb-2 constants.
8774 (arm_gen_constant): Ditto. Use movw when available.
8775 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8777 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8778 (thumb_find_work_register, arm_load_pic_register,
8779 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8780 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8781 print_multi_reg, output_mov_long_double_fpa_from_arm,
8782 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8783 output_mov_double_fpa_from_arm, output_move_double,
8784 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8785 output_return_instruction, arm_output_function_prologue,
8786 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8787 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8788 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8789 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8790 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8791 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8793 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8794 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8795 (arm_file_start): Output directive for unified syntax.
8796 (arm_unwind_emit_set): Handle stack alignment instruction.
8797 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8798 Add v6t2, v7, v7a, v7r and v7m.
8799 (RETLDM): Add Thumb-2 code.
8800 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8801 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8802 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8803 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8804 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8805 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8806 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8807 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8808 ADJUST_INSN_LENGTH): Define.
8809 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8810 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8811 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8812 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8813 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8814 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8815 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8816 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8817 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8818 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8819 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8820 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8821 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8822 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8823 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8824 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8825 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8827 * config/arm/arm-tune.md: Regenerate.
8828 * config/arm/arm-protos.h: Update prototypes.
8829 * config/arm/vfp.md: Enable patterns for Thumb-2.
8830 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8831 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8832 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8833 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8834 * config/arm/libunwind.S: Add Thumb-2 code.
8835 * config/arm/constraints.md: Update include Thumb-2.
8836 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8837 * config/arm/ieee754-df.S: Ditto.
8838 * config/arm/bpabi.S: Ditto.
8839 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8840 * config/arm/predicates.md (low_register_operand,
8841 low_reg_or_int_operand, thumb_16bit_operator): New.
8842 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8843 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8844 * config/arm/t-arm-elf: Add armv7 multilib.
8845 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8847 (UNSPEC_STACK_ALIGN, ce_count): New.
8848 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8849 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8851 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8852 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8853 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8854 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8855 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8856 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8858 * doc/extend.texi: Document ARMv7-M interrupt functions.
8859 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8861 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8863 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8864 (struct _Unwind_Context): Rename args_size to flags, remove
8865 signal_frame field, add a new args_size field and version field.
8866 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8867 _Unwind_IsExtendedContext): New inline functions.
8868 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8869 Assume by_value array is only present if _Unwind_IsExtendedContext.
8870 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8871 _Unwind_IsSignalFrame.
8872 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8873 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8874 (uw_init_context_1): Initialize context->flags to
8875 EXTENDED_CONTEXT_BIT.
8876 * config/rs6000/linux-unwind.h (frob_update_context): Use
8877 _Unwind_SetSignalFrame.
8879 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8882 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8883 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8886 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8888 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8889 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8890 RET, AT_SP): Remove.
8891 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8894 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8895 * cfgbuild.c (find_basic_blocks): Likewise.
8896 * cfgrtl.c (rtl_create_basic_block): Likewise.
8897 * function.c (temp_slots_at_level): Likewise.
8898 * reg-stack.c (stack_regs_mentioned): Likewise.
8899 * regclass.c (allocate_reg_info): Likewise.
8900 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8901 set_bb_for_stmt, move_block_to_fn): Likewise.
8902 * tree-complex.c (tree_lower_complex): Likewise.
8903 * vec.h (VEC_safe_grow_cleared): New.
8905 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8907 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8909 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8910 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8912 * cfgloopmanip.c (scale_loop_frequencies): Export.
8913 (loopify): Scale the frequencies by prescribed coefficients.
8914 (set_zero_probability): New function.
8915 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8916 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8917 and frequencies according to arguments.
8918 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8920 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8921 * modulo-sched.c (sms_schedule): Set probabilities for entering
8922 versioned loop correctly.
8923 * tree-vect-transform.c (vect_transform_loop): Ditto.
8924 * cfgloop.h (loopify, loop_version): Declaration changed.
8925 (scale_loop_frequencies): Declared.
8927 2007-01-02 Jan Hubicka <jh@suse.cz>
8929 * cgraph.c: Include tree-flow.h
8930 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8932 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8933 * tree-pass.h (pass_all_early_optimizations): Declare.
8934 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8936 (cgraph_analyze_function): Do early_local_passes.
8937 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8938 Do not add referenced vars.
8939 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8941 (gate_all_early_local_passes): New gate.
8942 (pass_early_local_passes): Use new gate.
8943 (execute_early_local_optimizations): New functions.
8944 (gate_all_early_optimizations): New gate.
8945 (pass_all_early_optimizations): New pass.
8946 (execute_free_datastructures): Free SSA only when initialized.
8947 (gate_init_datastructures): Init only when optimizing.
8948 (tree_lowering_passes): Do early local passes when called late.
8949 * tree-profile.c (do_tree_profiling): Don't profile functions added
8951 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8952 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8954 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8955 during early_local_passes.
8956 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
8959 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8961 * Makefile.in: Update copyright year.
8963 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
8965 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
8966 in $(lang_checks) and check-consistency targets.
8968 2007-01-02 Jan Hubicka <jh@suse.cz>
8970 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8971 Do not add referenced vars.
8972 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
8974 * passes.c (init_optimization_passes): Put mudflap_2 after
8975 free_datastructures.
8977 2007-01-02 Jan Hubicka <jh@suse.cz>
8979 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
8980 Set NOTHROW flag on call statements proved to be nothrow.
8981 Update statement of local calls so new pure/const functions are
8982 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
8984 (tree_rest_of_compilation): Register hooks and initialize bitmap
8985 early. Do not set after_inlining flag.
8987 2007-01-02 Steve Ellcey <sje@cup.hp.com>
8989 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
8990 HOST_BITS_PER_LONGLONG
8992 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8995 * c-typeck.c (store_init_value): Don't emit pedantic overflow
8996 warning for non-static initializers.
8998 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9000 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9001 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9002 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9003 Always use set_unique_reg_note to add REG_EQUAL notes.
9005 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9008 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9010 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9011 * cfgbuild.c (find_basic_blocks): Likewise.
9012 * cfgrtl.c (rtl_create_basic_block): Likewise.
9013 * function.c (temp_slots_at_level): Likewise.
9014 * reg-stack.c (stack_regs_mentioned): Likewise.
9015 * regclass.c (allocate_reg_info): Likewise.
9016 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9017 set_bb_for_stmt, move_block_to_fn): Likewise.
9018 * tree-complex.c (tree_lower_complex): Likewise.
9019 * vec.h (VEC_safe_grow_cleared): New.
9021 2007-01-02 Ian Lance Taylor <iant@google.com>
9023 * c-common.c (c_common_truthvalue_conversion): When warning about
9024 using an assignment as a truth value, set TREE_NO_WARNING.
9026 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9029 * c.opt (Wold-style-declaration): New.
9030 * doc/invoke.texi (C-only Warning Options): New.
9031 (Wold-style-declaration): Document it.
9032 (Wextra): Enabled by -Wextra.
9033 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9034 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9035 -Wold-style-declaration.
9037 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9039 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9040 * cfgbuild.c (find_basic_blocks): Likewise.
9041 * cfgrtl.c (rtl_create_basic_block): Likewise.
9042 * function.c (temp_slots_at_level): Likewise.
9043 * reg-stack.c (stack_regs_mentioned): Likewise.
9044 * regclass.c (allocate_reg_info): Likewise.
9045 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9046 set_bb_for_stmt, move_block_to_fn): Likewise.
9047 * tree-complex.c (tree_lower_complex): Likewise.
9048 * vec.h (VEC_safe_grow_cleared): New.
9050 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9052 * c-common.c (c_common_nodes_and_builtins): Since variants of
9053 void_type_node get built before it is given a name, we need to
9054 give those variants the name, too.
9055 (complete_array_type): We need to work with the canonical main
9056 type of the array, from which we will build the qualified version.
9057 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9058 * print-tree.c (print_node): Display canonical type information
9060 * stor-layout.c (layout_type): When we don't know the
9061 alignment of a type for which we're building an array, we end up
9062 guessing wrong, so make the type require structural equality.
9063 * tree.c (make_node_stat): When we build a new type, it is its
9065 (build_type_attribute_qual_variant): When building an attribute
9066 variant, its canonical type is the non-attribute variant. However,
9067 if the attributes are target-dependent and they differ, we need to
9068 use structural equality checks for this type.
9069 (build_qualified_type): A qualified type is not equivalent to its
9070 unqualified variant; set the canonical type appropriately.
9071 (build_distinct_type_copy): When building a distinct type from
9072 another type, the new type is its own canonical type.
9073 (build_variant_type_copy): When building a new type variant, we
9074 assume that it is equivalent to the original type.
9075 (build_pointer_type_for_mode): When building a pointer type, also
9076 build a canonical type pointer.
9077 (build_reference_type_for_mode): When building a reference type,
9078 also build a canonical type reference.
9079 (build_index_type): When we can't hash an index type (e.g.,
9080 because its maximum value is negative), the index type requires
9081 structural equality tests.
9082 (build_array_type): Build the canonical form of an array type.
9083 (build_function_type): Function types require structural equality,
9084 because they contain default arguments, attributes, etc.
9085 (build_method_type_directly): Ditto for method types.
9086 (build_offset_type): Build the canonical offset type.
9087 (build_complex_type): Build the canonical vector type.
9088 (make_vector_type): Build the canonical vector type.
9089 * tree.h (TYPE_CANONICAL): New.
9090 (TYPE_STRUCTURAL_EQUALITY_P): New.
9091 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9092 (struct tree_type): Added "canonical" field.
9093 * params.h (VERIFY_CANONICAL_TYPES): New.
9094 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9095 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9096 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9097 * doc/invoke.texi (verify-canonical-types): Document --param
9098 parameter for verifying canonical types.
9100 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9102 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9103 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9104 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9105 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9107 * config/rs6000/e500.h: New.
9108 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9109 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9111 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9112 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9113 TARGET_E500_DOUBLE): Remove.
9114 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9115 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9116 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9117 * config/rs6000/rs6000.c (rs6000_override_options): Use
9120 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9122 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9123 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9124 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9125 rs6000_emit_cmove): Don't check TARGET_E500.
9126 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9127 sordered): Don't check TARGET_E500.
9129 2007-01-01 Eric Christopher <echristo@apple.com>
9131 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9132 HARD_REGISTER_NUM_P.
9134 2007-01-01 Roger Sayle <roger@eyesopen.com>
9136 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9137 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9138 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9141 2007-01-01 Mike Stump <mrs@apple.com>
9143 * configure.ac: Remove support for building with Apple's gcc-3.1.
9145 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9148 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9149 REG is a hard register. Do not modify REG before calling
9151 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9152 multiple of the size of YMODE for certain lowpart cases.
9154 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9157 * gimplify (voidify_wrapper_expr): Update for
9160 2007-01-01 Andreas Schwab <schwab@suse.de>
9163 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9164 save of BR0 in extra_spill_size instead of spill_size.
9165 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9167 (ia64_expand_epilogue): Restore BR0 from its new location.
9169 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9171 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9172 Use a temporary variable if the left hand side is not a gimple
9175 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9177 * gimplify.c (gimplify_return_expr): Make the temporary variable
9178 for the return expression, a gimple register variable.
9180 2007-01-01 Jan Hubicka <jh@suse.cz>
9182 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9185 2007-01-01 Mike Stump <mrs@apple.com>
9187 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9189 * config/darwin.c (machopic_select_rtx_section): Use
9191 (darwin_mergeable_constant_section): Likewise.
9192 * configure: Regenerate.
9193 * config.in: Regenerate.
9195 2007-01-01 Jan Hubicka <jh@suse.cz>
9196 Andrew Pinski <pinskia@gmail.com>
9198 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9199 before starting IPA passes.