1 2007-03-26 Jakub Jelinek <jakub@redhat.com>
3 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
5 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
6 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
7 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
8 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
10 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
11 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
12 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
13 __builtin_ia32_psrad128 builtins.
15 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
17 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
18 * config/i386/constraints.md
19 (define_constraint "I"): Use IN_RANGE macro.
20 (define_constraint "J"): Ditto.
21 (define_constraint "K"): Ditto.
22 (define_constraint "M"): Ditto.
23 (define_constraint "N"): Ditto.
24 (define_constraint "O"): Ditto.
25 * config/i386/predicates.md
26 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
27 (define_predicate "const_0_to_3_operand"): Ditto.
28 (define_predicate "const_0_to_7_operand"): Ditto.
29 (define_predicate "const_0_to_15_operand"): Ditto.
30 (define_predicate "const_0_to_63_operand"): Ditto.
31 (define_predicate "const_0_to_255_operand"): Ditto.
32 (define_predicate "const_1_to_31_operand"): Ditto.
33 (define_predicate "const_2_to_3_operand"): Ditto.
34 (define_predicate "const_4_to_7_operand"): Ditto.
36 2007-03-25 David Edelsohn <edelsohn@gnu.org>
38 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
39 in SImode for save_world.
40 * config/rs6000/altivec.md (save_world, restore_world): Convert to
43 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
45 PR tree-optimization/30784
46 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
49 2007-03-25 Revital Eres <eres@il.ibm.com>
51 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
52 Fold movement_possibility function into it.
54 2007-03-25 David Edelsohn <edelsohn@gnu.org>
56 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
57 (load_macho_picbase_{si,di}): Convert to LR hard reg.
58 (call_indirect_nonlocal_darwin64): Same.
59 (call_nonlocal_darwin64): Same.
60 (call_value_indirect_nonlocal_darwin64): Same.
61 (call_value_nonlocal_darwin64): Same.
62 (sibcall_nonlocal_darwin64): Same.
63 (sibcall_value_nonlocal_darwin64): Same.
64 (sibcall_symbolic_64): Same.
65 (sibcall_value_symbolic_64): Same.
66 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
68 (rs6000_emit_load_toc_table): Same.
69 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
70 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
76 (load_toc_v4_pic_si): Same
77 (load_toc_v4_PIC_1): Same.
78 (load_toc_v4_PIC_1b): Same.
79 (call_indirect_aix{32,64}): Same.
80 (call_value_indirect_aix{32,64}): Same.
83 (call_local{32,64}): Same.
84 (call_value_local{32,64}): Same.
85 (call_indirect_nonlocal_aix{32,64}): Same.
86 (call_nonlocal_aix{32,64}): Same.
87 (call_value_indirect_nonlocal_aix{32,64}): Same.
88 (call_value_nonlocal_aix{32,64}): Same.
89 (call_indirect_nonlocal_sysv<mode>): Same.
90 (call_nonlocal_sysv<mode>): Same.
91 (call_value_indirect_nonlocal_sysv<mode>): Same.
92 (call_value_nonlocal_sysv<mode>): Same.
94 (sibcall_local{32,64}): Same.
95 (sibcall_value_local{32,64}): Same.
96 (sibcall_nonlocal_aix{32,64}): Same.
97 (sibcall_value_nonlocal_aix{32,64}): Same.
98 (sibcall_nonlocal_sysv<mode>): Same.
99 (sibcall_value): Same.
100 (sibcall_value_nonlocal_sysv<mode>): Same.
102 2007-03-24 Paul Brook <paul@codesourcery.com>
104 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
105 * config/arm/linux-eabi.h: Remove legacy syscall hack.
107 2007-03-24 Richard Henderson <rth@redhat.com>
109 * config/ia64/constraints.md: New file.
110 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
111 satisfies_constraint_?.
112 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
113 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
114 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
115 ia64_output_mi_thunk): Likewise.
116 (ia64_const_ok_for_letter_p): Remove.
117 (ia64_const_double_ok_for_letter_p): Remove.
118 (ia64_extra_constraint): Remove.
119 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
120 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
121 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
122 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
123 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
124 EXTRA_MEMORY_CONSTRAINT): Remove.
125 * config/ia64/ia64.md: Include constriants.md. Replace
126 CONST_OK_FOR_? with satisfies_constraint_?.
128 2007-03-23 Michael Meissner <michael.meissner@amd.com>
129 H.J. Lu <hongjiu.lu@intel.com>
131 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
133 (name macros): Use DPD_BID_NAME to convert names properly.
135 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
136 decimal floating point format.
137 (init_floating_libfuncs): Change decimal functions so that they
138 have a "bid_" prefix if the decimal system uses the BID format,
139 and "dpd_" prefix if the decimal system uses the DPD format.
140 (init_interclass_conv_libfuncs): Ditto.
141 (init_intraclass_conv_libfuncs): Ditto.
143 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
144 using the BID format.
146 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
147 whether we are using the BID decimal format.
148 * configure: Regenerate.
150 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
151 the compiler has decimal floating point enabled. Define
152 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
155 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
156 using the BID format.
158 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
159 whether we are using the BID decimal format.
160 * configure: Regenerate.
162 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
163 the compiler has decimal floating point enabled. Define
164 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
167 * doc/install.texi (--enable-decimal-float): Document BID and DPD
168 options, and that it is enabled for i386/x86_64 systems.
170 * Makefile.in (enable_decimal_float): New.
172 (DECNUMINC): Add -I$(DECNUMFMT).
173 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
174 to $(DECNUMFMT) from $(DECNUM).
176 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
177 Substitute enable_decimal_float.
178 * configure: Regenerated.
181 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
184 * configure.ac: Enable decimal float for x86_64-*-linux*.
185 * configure: Regenerated.
188 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
189 decimal128ClearSign to flip and clear the sign bit in decimal128.
190 (decimal_real_maxval): Set decimal128SetSign to set the sign
193 2007-03-23 Ian Lance Taylor <iant@google.com>
195 * fold-const.c (fold_binary): Correct warning for X - c >= X.
197 2007-03-23 Ian Lance Taylor <iant@google.com>
199 * tree-dump.c (dump_files): Correct comment.
201 2007-03-23 Ian Lance Taylor <iant@google.com>
203 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
205 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
207 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
208 in cfglayout mode. Don't go into and out of cfglayout mode.
209 Link the blocks in the order of the constructed traces.
210 (rest_of_handle_tracer): Adjust call to tracer.
211 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
212 Don't go into cfglayout mode.
213 (rtl_loop_done): Don't go out of cfglayout mode.
214 * cfglayout.c (relink_block_chain): New function, split out from...
215 (fixup_reorder_chain): ...here. Remove redundant checking.
216 (cfg_layout_finalize): Don't clear the header, footer, and aux
217 fields here, move the code to do so to relink_block_chain. Likewise
218 for free_original_copy_tables.
219 * rtl.h (tracer): Update prototype.
220 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
221 Assert we are in cfglayout mode. Don't go into and out of cfglayout
222 mode. Use relink_block_chain to serialize the CFG according to the
223 new basic block order. Move targetm.cannot_modify_jumps_p check from
225 (gate_handle_reorder_blocks): ...to here.
226 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
228 (gate_duplicate_computed_gotos): ...to here.
229 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
230 something always changes when going into and out of cfglayout mode.
231 Perform an expensive cfg cleanup while going into cfglayout mode.
232 Always update liveness information on HAVE_conditional_execution
233 targets. Reserialize the basic blocks and go out of cfglayout mode.
234 * reg-stack.c: Include cfglayout.h.
235 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
236 the call to reorder_basic_blocks.
237 * basic-block.h (reorder_basic_blocks): Update prototype.
238 (relink_block_chain): New prototype.
239 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
241 2007-03-23 Joseph Myers <joseph@codesourcery.com>
243 * config/mips/mips.md (type, hazard, *movdi_32bit,
244 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
245 *movhi_internal, *movqi_internal, *movsf_hardfloat,
246 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
247 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
248 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
250 (movcc): Change first xfer to multi.
251 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
252 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
253 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
254 config/mips/generic.md: Change reservations using "xfer" to use
256 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
258 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
259 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
261 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
263 2007-03-22 Richard Henderson <rth@redhat.com>
265 * config/i386/i386.c: Remove unnecessary function declarations.
266 Move targetm definition, and all related macros, to the end of
267 the file. Resort some functions to put definitions before uses.
268 (ix86_attribute_table): Make static. Move to end of file.
269 (ix86_gimplify_va_arg): Make static.
271 2007-03-22 Richard Henderson <rth@redhat.com>
273 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
274 don't increase local_regparm with force_align_arg_pointer check.
275 (ix86_function_sseregparm): Assert 32-bit.
276 (type_has_variadic_args_p): New.
277 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
278 type_has_variadic_args_p.
279 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
280 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
281 use memset instead. Do maybe_vaarg check first; skip attribute
282 tests if true; skip attribute tests for 64-bit.
283 (construct_container): Remove TARGET_DEBUG_ARG.
284 (function_arg_advance_32, function_arg_advance_64): Split out ...
285 (function_arg_advance): ... from here.
286 (function_arg_32, function_arg_64): Split out ...
287 (function_arg): ... from here.
288 (ix86_pass_by_reference): Tidy.
289 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
290 (function_value_32): New, from parts of ix86_function_value
291 and ix86_value_regno.
292 (function_value_64): New, from parts of ix86_function_value
293 and ix86_libcall_value.
294 (ix86_function_value_1): New.
295 (ix86_function_value, ix86_libcall_value): Use it.
296 (return_in_memory_32, return_in_memory_64): Split out ...
297 (ix86_return_in_memory): ... from here.
298 (ix86_struct_value_rtx): Skip for 64-bit.
299 (ix86_libcall_value, ix86_value_regno): Remove.
300 (setup_incoming_varargs_64): Split out ...
301 (ix86_setup_incoming_varargs): ... from here.
302 (ix86_va_start): Remove TARGET_DEBUG_ARG.
303 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
304 * config/i386/i386-protos.h (ix86_function_value): Remove.
305 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
307 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
310 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
311 infinities not supported, otherwise emit warning if -Woverflow. On
312 underflow, emit warning if -Woverflow.
313 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
315 * real.h (real_from_string): Update declaration
317 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
318 Richard Henderson <rth@redhat.com>
320 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
321 * calls.c (compute_argument_block_size, expand_call,
322 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
323 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
324 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
325 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
326 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
327 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
328 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
329 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
332 2007-03-22 Joseph Myers <joseph@codesourcery.com>
334 * c-incpath.c (add_sysroot_to_chain): New.
335 (merge_include_chains): Add sysroot argument. Call
336 add_sysroot_to_chain if sysrooted.
337 (register_include_chains): Update call to merge_include_chains.
338 * doc/cppopts.texi: Document use of '=' in include directory
341 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
343 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
344 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
345 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
346 insn pattern using X87MODEF12 mode macro.
348 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
350 * regmove.c (regmove_optimize): Use reg_mentioned_p
351 instead of reg_overlap_mentioned_p for DST.
353 2007-03-21 Mike Stump <mrs@apple.com>
355 * c.opt: Fixup for Objective-C/C++.
357 2007-03-21 Steve Ellcey <sje@cup.hp.com>
359 * explow.c (convert_memory_address): Fold memory reference when
360 POINTERS_EXTEND_UNSIGNED < 0
362 2007-03-21 Richard Henderson <rth@redhat.com>
365 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
366 * config/i386/mmintrin.h (__m64): Likewise.
367 * config/i386/xmmintrin.h (__m128): Likewise.
369 2007-03-21 Richard Sandiford <richard@codesourcery.com>
371 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
372 (VXWORKS_OS_CPP_BUILTINS): Define.
373 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
374 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
376 2007-03-21 Richard Sandiford <richard@codesourcery.com>
378 * rtl.h (constant_pool_reference_p): Delete.
379 (find_constant_src): Declare.
380 * rtlanal.c (find_constant_src): New function.
381 * simplify-rtx.c (constant_pool_reference_p): Delete.
382 * config/i386/i386.md: Use find_constant_src instead of
383 constant_pool_reference_p/avoid_constant_pool_reference pairs.
385 2007-03-21 Richard Sandiford <richard@codesourcery.com>
387 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
388 * c-cppbuiltin.c (c_cpp_builtins): Define them.
390 2007-03-20 Mark Mitchell <mark@codesourcery.com>
392 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
393 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
394 (arm_elf_asm_constructor): Use it.
395 (arm_elf_asm_destructor): New function.
397 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
399 * jump.c (mark_jump_label): Treat SEQUENCE specially.
401 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
403 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
405 2007-03-19 Andrew Haley <aph@redhat.com>
407 PR tree-optimization/31264
408 * tree-vrp.c (register_edge_assert_for_1): Don't look though
411 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
413 PR rtl-optimization/30907
414 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
415 (fwprop_init): Always call loop_optimizer_initialize.
416 (fwprop_done): Always call loop_optimizer_finalize.
417 (fwprop): We always have loop info now.
418 (gate_fwprop_addr): Remove.
419 (pass_fwprop_addr): Use gate_fwprop as gate.
421 PR rtl-optimization/30841
422 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
423 df_chain_alloc): Call df_reorganize_refs unconditionally.
424 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
425 refs_organized to refs_organized_size.
426 (df_ref_create_structure): Use refs_organized_size instead of
427 bitmap_size if refs had been organized, and keep refs_organized_size
429 * df.h (struct df_ref_info): Change refs_organized to
431 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
434 2007-03-19 Mark Mitchell <mark@codesourcery.com>
436 * except.c (output_function_exception_table): Do not reference the
437 EH personality routine for functions that do not require an
440 2007-03-20 Jakub Jelinek <jakub@redhat.com>
443 * c-typeck.c (convert_for_assignment): Call comptypes for
444 RECORD_TYPE or UNION_TYPE.
447 * reload1.c (reload): Do invalid ASM checking after
448 cleanup_subreg_operands.
450 2007-03-19 Jeff Law <law@redhat.com>
452 * tree-cfg.c (find_taken_edge): Tighten conditions for
453 optimizing computed gotos.
455 2007-03-19 Michael Matz <matz@suse.de>
457 * builtins.c (expand_builtin_sync_operation,
458 expand_builtin_compare_and_swap,
459 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
462 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
463 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
466 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
468 * doc/tm.texi: Add brackets around the return type of
469 TARGET_SECONDARY_RELOAD.
471 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
472 Richard Guenther <rguenther@suse.de>
474 PR tree-optimization/31254
475 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
476 Use handled_component_p () where appropriate. Continue
477 propagating into the rhs if we propagated into an INDIRECT_REF
480 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
482 * config/s390/s390.md (op_type attribute): RRR instruction type added.
483 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
484 (xde, xdee): Mode attributes adjusted to support DFP modes.
485 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
486 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
487 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
488 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
489 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
490 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
491 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
493 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
494 "movsf"): Insn definitions removed.
495 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
496 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
497 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
499 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
500 "reload_in<mode>", "reload_out<mode>"): Expander added.
501 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
504 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
506 * config/s390/s390.md: Only non-functional changes. Renamed
507 FPR mode macro to BFP all over the file.
509 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
511 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
512 (op_type attribute): RRF instruction type added.
513 (fT0): New mode attribute.
514 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
515 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
516 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
517 no secondary memory is needed when moving DFmode values between GPRs
520 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
522 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
523 inverted and documentation adjusted.
524 ("mhard-dfp", "msoft-dfp"): New options.
525 * config/s390/s390.c (s390_handle_arch_option): New architecture
527 (override_options): Sanity checks for the new options added.
528 * config.gcc: New architecture switch: z9-ec.
529 * config/s390/s390.h (processor_flags): PF_DFP added.
530 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
531 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
532 when the bit is NOT set so remove it from the defaults.
534 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
536 * genemit.c (main): Print include statement for dfp.h.
537 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
540 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
542 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
544 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
547 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
550 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
552 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
553 attr_length_call, output_call, output_indirect_call): Cleanup
554 formatting of targetm calls.
556 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
558 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
560 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
562 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
563 reservation, bypass and anti-bypass descriptions for these instructions.
564 Update move patterns.
565 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
568 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
570 * tree-vect-transform.c (get_initial_def_for_induction): Replace
571 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
572 (get_initial_def_for_reduction): Likewise.
574 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
576 Fix PR tree-optimization/29922
577 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
578 (get_representative): Removed.
579 (value_dies_in_block_x): Update for rvuse removal.
580 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
581 (compute_antic_aux): Handle when PHI nodes appear in
582 non-single-successors.
583 (dump_bitmap_of_names): Removed.
584 (compute_antic_safe): Renamed and removed rvuse calculation.
585 Calculate only antic safe.
586 (insert_into_preds_of_block): Remove assert.
587 (execute_pre): Update for renamed functions.
588 (defer_or_phi_translate_block): New function.
590 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
592 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
593 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
595 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
596 Follow spelling conventions.
598 * tree-data-ref.h: Remove the prototype for analyze_array.
600 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
602 PR tree-optimization/31041
603 * tree-vect-transform.c (get_initial_def_for_induction): Call
604 force_gimple_operand.
606 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
608 * ipa-type-escape.c (look_for_casts) : Revert code to use
609 handled_component_p due to ada test a-numaux.adb.
611 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
613 * final.c (final_scan_insn): Alter the condition of a
614 conditional trap if we have nonstandard CC.
616 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
618 * configure.ac: Remove excess quoting from asm line 0 test.
619 * configure: Rebuilt.
621 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
623 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
624 * c-common.c (convert_and_check): Move warning logic to...
625 (warnings_for_convert_and_check): ...here. Define.
626 * c-common.h (warnings_for_convert_and_check): Declare.
628 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
630 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
631 (output_call): Likewise.
633 2007-03-16 Richard Sandiford <richard@codesourcery.com>
635 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
637 2007-03-16 Richard Sandiford <richard@codesourcery.com>
639 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
641 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
643 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
644 opteron, athlon-64 and athlon-fx processor_alias_table entries.
646 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
648 PR tree-optimization/31183
649 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
650 Use double_int instead of unsigned int for representing access_strides.
651 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
653 2007-03-16 Richard Guenther <rguenther@suse.de>
655 PR tree-optimization/31146
656 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
657 to allow recursion of forward_propagate_addr_expr.
658 (forward_propagate_addr_into_variable_array_index): Likewise.
659 (forward_propagate_addr_expr): Likewise.
660 (tree_ssa_forward_propagate_single_use_vars): Likewise.
661 (forward_propagate_addr_expr_1): Recurse on simple copies
662 instead of propagating into them. Do so for useless conversions
664 (forward_propagate_addr_expr): Clean up unused statements after
667 2007-03-16 Richard Guenther <rguenther@suse.de>
669 * builtins.c (expand_builtin_cexpi): Use the right argument
670 for the expansion via cexp.
672 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
674 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
675 * configure: Rebuilt.
677 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
680 * dwarf2out.c (force_type_die): Adjust comment.
681 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
683 2007-03-15 DJ Delorie <dj@redhat.com>
685 * config/frv/predicates.md (minmax_operator): Don't check operands
688 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
690 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
691 Update constant estimates of number of iterations.
692 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
693 argument renamed to "realistic".
694 (compute_estimated_nb_iterations): Removed.
695 (record_niter_bound): New function.
696 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
697 call record_nonwrapping_iv with upper = false.
698 (infer_loop_bounds_from_signedness): Pass upper argument to
699 record_nonwrapping_iv.
700 (estimate_numbers_of_iterations_loop): Do not call
701 compute_estimated_nb_iterations. Record estimate based on profile
702 information. Initialize the constant estimates of number of
704 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
706 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
707 number of iterations is too small.
708 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
709 (EST_NOT_AVAILABLE): Removed.
710 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
711 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
714 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
716 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
717 Handle NE_EXPR guards.
719 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
722 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
723 Set also -pedantic-errors by default for the preprocessor unless
724 -fpermissive is given.
726 2007-03-15 Richard Guenther <rguenther@suse.de>
730 * builtins.c (expand_builtin_cexpi): As a fallback if we
731 don't have builtins for sincos or cexp create a function
732 declaration for cexp and expand to a call to that.
733 (expand_builtin_int_roundingfn): Always fall
734 back to floor/ceil and its variants even if they may be
737 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
740 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
741 jump tables, move the call to delete_dead_jumptables from here...
742 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
743 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
744 don't allow merging of blocks that try_redirect_by_replacing_jump
745 also does not handle when not optimizing.
747 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
748 Francois-Xavier Coudert <coudert@clipper.ens.fr>
750 * config/i386/i386.md (x86_sahf_1): Correctly handle
753 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
756 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
757 x86_64_general_operand as operand[2] predicate. Remove "iF"
758 from operand constraints and use "e" constraint instead.
759 (*subti3_1, *subti3_1 splitter): Ditto.
760 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
761 operand[1] predicate.
763 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
765 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
766 arrays, multiply the access strides by the size of the sub-array.
767 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
769 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
771 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
772 the configured assembler supports the sahf mnemonic.
773 * configure: Regenerate.
774 * config.in: Regenerate.
776 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
777 emit "sahf" or ".byte\t0x9e" as asm template.
779 2007-03-14 Michael Meissner <michael.meissner@amd.com>
782 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
783 option to replace hard coded TARGET_xxx in md file.
784 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
785 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
786 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
787 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
788 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
789 (X86_TUNE_NOT_VECTORMODE): Ditto.
790 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
791 (TUNE_AVOID_VECTOR_DECODE): Ditto.
792 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
793 (TUNE_SLOW_IMUL_IMM8): Ditto.
794 (TUNE_MOVE_M1_VIA_OR): Ditto.
795 (TUNE_NOT_UNPAIRABLE): Ditto.
796 (TUNE_NOT_VECTORMODE): Ditto.
798 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
801 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
802 tuning options instead of hard coded TARGET_xxx.
803 (fix ssemode peephole2's): Ditto.
804 (imul peephole2's): Ditto.
806 (movdi_or_rex64): Ditto.
807 (move peephole2): Ditto.
808 (not peephole2's): Ditto.
810 2007-03-14 Dirk Mueller <dmueller@suse.de>
812 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
813 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
814 * c-parser.c (c_parser_if_body): Always add an empty statement in case
816 * c-parser.c (c_parser_do_statement): Warn about empty body in
818 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
819 * doc/invoke.texi (-Wempty-body): Update documentation.
821 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
824 * c-common.h (warn_for_div_by_zero): Declare.
825 * c-common.c (warn_for_div_by_zero): Define.
826 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
829 2007-03-14 Richard Sandiford <richard@codesourcery.com>
831 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
832 to PREFIX and STANDARD_PREFIX.
834 2007-03-14 Richard Sandiford <richard@codesourcery.com>
835 Phil Edwards <phil@codesourcery.com>
837 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
838 (__gthread_once_t): Remove busy field for RTPs.
839 (__GTHREAD_ONCE_INIT): Update accordingly.
841 2007-03-14 Richard Sandiford <richard@codesourcery.com>
843 * doc/invoke.texi: Document VxWorks options.
845 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
847 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
849 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
851 PR tree-optimization/30590
852 * tree-nrv.c (tree_nrv): Check for the partial update of the
855 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
857 * flags.h (flag_random_seed): Remove declaration, in favor of...
858 * toplev.h (get_random_seed, set_random_seed): ... these.
859 * tree.c (get_file_function_name): Use the former.
860 * opts.c (common_handle_option): Use the latter.
863 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
866 * cse.c (cse_find_path): Do not bail out if a basic block that
867 we already visited now becomes part of a path that starts at a
868 different basic block. Just disallow this, to make sure we
869 visit each basic block at most once.
871 2007-03-13 Jan Hubicka <jh@suse.cz>
873 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
874 when profile esitmate is present, calls with very low frequency are
877 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
879 PR tree-optimization/30730
880 PR tree-optimization/26900
881 * tree-ssa-loop-niter.c: Include gmp.h.
883 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
884 split_to_var_and_offset, determine_value_range,
885 bound_difference_of_offsetted_base, refine_bounds_using_guard,
886 bound_difference, bounds_add, bounds_negate,
887 number_of_iterations_ne_max, dump_affine_iv): New functions.
888 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
889 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
890 difference of initial and final value of control iv to validate
892 (number_of_iterations_cond): Add loop parameter. Determine bounds
893 on the difference of the extremes of the control iv. Add dumps.
894 (expand_simple_operations): Handle phi nodes.
895 (simplify_using_initial_conditions): Do not record used conditions.
896 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
897 Do not set additional_info.
898 (implies_nonnegative_p, implies_ge_p): Removed.
899 (derive_constant_upper_bound): Do not use parameter `additional'.
900 (record_estimate): Parameter `additional' removed. Parameter
901 `i_bound' added. Do not call derive_constant_upper_bound.
902 (record_nonwrapping_iv): Use derive_constant_upper_bound to
903 bound the number of iterations estimate.
904 (estimate_numbers_of_iterations_loop): Pass the estimate from
905 the number of iterations analysis to record_estimate.
906 * tree.h (multiple_of_p): Declare.
907 * tree-scalar-evolution.c (expression_expensive_p): Removed.
908 (scev_const_prop): Do not check expression_expensive_p.
909 * fold-const.c (multiple_of_p): Exported.
910 * double-int.c (double_int_mask): Exported.
911 * double-int.h (double_int_mask): Declare.
912 * tree-flow.h (struct tree_niter_desc): Removed additional_info
913 field. Added max field.
915 2007-03-13 David Taylor <taylor@candd.org>
918 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
921 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
924 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
927 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
929 * config/i386/i386.opt (mcx16, msahf): New options.
930 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
931 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
933 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
934 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
935 Output -mcx16 and -msahf options when corresponding bit is set.
937 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
940 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
942 * configure.ac: Test for assembler tolerance to # 0 "".
943 * configure, config.in: Rebuilt.
944 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
946 2007-03-13 Geoffrey Keating <geoffk@apple.com>
948 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
950 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
951 (handle_syscall): Handle direct system calls.
952 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
954 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
956 * doc/invoke.texi: Fix cpp.info cross-reference.
957 * doc/passes.texi: Fix gcc.info cross-reference.
959 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
961 PR tree-optimization/30835
962 * lambda-code.c (can_convert_to_perfect_nest): Check whether
963 bb_for_stmt is not NULL before accessing it.
965 2007-03-12 Joseph Myers <joseph@codesourcery.com>
967 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
970 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
973 * doc/install.texi: Document --enable-stage1-languages
975 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
977 * tree-pass.h (pass_into_cfg_layout_mode,
978 pass_outof_cfg_layout_mode): Declare.
979 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
980 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
981 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
982 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
984 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
986 * c-decl.c (warn_variable_length_array): New function.
987 Refactored from grokdeclarator to handle warn_vla
988 and handle unnamed array case.
989 (grokdeclarator): Refactored VLA warning case.
990 * c.opt (Wvla): New flag.
991 * doc/invoke.texi (Wvla): New warning.
993 2007-03-12 Richard Henderson <rth@redhat.com>
995 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
996 (TARGET_SECTION_TYPE_FLAGS): New.
998 2007-03-12 Richard Henderson <rth@redhat.com>
1000 * config/darwin.c (machopic_reloc_rw_mask): New.
1001 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
1002 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
1004 2007-03-12 Mark Mitchell <mark@codesourcery.com>
1006 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
1007 * cppdefault.h (cpp_PREFIX): Document.
1008 (cpp_PREFIX_len): Likewise.
1009 (cpp_EXEC_PREFIX): New variable.
1010 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
1011 * c-incpath.c (add_standard_paths): Correct logic for relocating
1012 paths within prefix.
1014 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
1016 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
1017 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
1019 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
1020 fix_truncdfdi_sse using SSEMODEF mode macro.
1021 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
1022 fix_truncdfsi_sse using SSEMODEF mode macro.
1023 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
1024 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
1026 2007-03-12 Richard Sandiford <richard@codesourcery.com>
1028 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
1031 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
1033 * tree.h : Add multiple_of_p declaration.
1034 * fold-const.c (multiple_of_p): Make multiple_of_p public.
1035 * ipa-type-escape.c (results_of_malloc): Redundant.
1036 (visited_stmts): New. Visited stmt for walk_use_def_chains.
1037 (cast_type): Extended with new members.
1038 (check_cast): Returns cast_type.
1039 (cast): New structure for data of walk_use_def_chains.
1040 (is_malloc_result, is_cast_from_non_pointer_1,
1041 is_cast_from_non_pointer,
1042 is_array_access_through_pointer_and_index): New functions.
1043 (look_for_casts): Returns cast types.
1044 (check_call): Returns void.
1045 (okay_pointer_operation): Use support of pointer plus index,
1046 pointer plus constant and allow all multiplications.
1048 2007-03-11 Richard Guenther <rguenther@suse.de>
1050 PR tree-optimization/31115
1051 * tree-vrp.c (extract_range_from_binary_expr): Make sure
1052 the shift count is positive and non-anti-range for RSHIFT_EXPR.
1053 A shift count of zero is not special as with *_DIV_EXPR.
1054 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
1057 2007-03-11 Ian Lance Taylor <iant@google.com>
1059 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
1060 the *_DIV_EXPR codes correctly with overflow infinities.
1062 2007-03-11 Ira Rosen <irar@il.ibm.com>
1064 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
1065 indicate success/failure of the analysis. Add negation to subtrahend
1066 in case of subtraction. Fail if both operands contain constants.
1067 (create_data_ref): Fail if analyze_offset fails.
1069 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
1071 * config/i386/i386.md (frndintxf2): Rename to ...
1072 (rintxf2): ... this. Remove expander having same name.
1073 (rintsf2, rintdf2): Implement using SSEMODEF macro.
1074 (roundsf2, rounddf2): Ditto.
1075 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
1076 (lround<mode>di2, lround<mode>si2): Ditto.
1078 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
1080 * lower-subreg.c: Include except.h.
1081 (decompose_multiword_subregs): Verify that the only control flow
1082 insns we can split are loads to multi-words pseudos.
1083 Handle breaking such blocks after splitting, instead of calling
1084 find_many_sub_basic_blocks.
1086 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
1087 on the new basic block. Add a lengthy comment explaining why we
1088 thought this was necessary.
1089 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
1091 2007-03-10 Mark Mitchell <mark@codesourcery.com>
1094 * tree.c (walk_type_fields): Recurse into the element type of
1095 ARRAY_TYPEs if there is a pointer set.
1097 2007-03-10 Dirk Mueller <dmueller@suse.de>
1099 * c-common.c (warn_logical_operator): Fix condition.
1101 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
1103 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
1105 * config/darwin.c (machopic_select_section): Remove superfluous
1106 argument in call to categorize_decl_for_section. Remove unused
1109 2007-03-10 Joseph Myers <joseph@codesourcery.com>
1111 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
1113 * configure: Regenerate.
1115 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
1119 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
1120 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
1121 Add LABEL_NUSES to emitted label.
1122 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
1123 branch probability value to emitted jump insn.
1124 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
1125 Do not check life information and do not re-arrange input operands
1126 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
1128 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1130 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
1131 the change of decode_asm_operands.
1133 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
1135 * mode-switching.c (create_pre_exit): Skip blockage insn.
1137 2007-03-09 Diego Novillo <dnovillo@redhat.com>
1139 * tree-pass.h (TODO_update_smt_usage): Remove.
1141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
1145 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1147 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
1148 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
1149 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
1152 2007-03-09 Geoffrey Keating <geoffk@apple.com>
1154 * gcc.c: Document %{, in big comment at top.
1155 (input_suffix_matches): Remove special handling for .s and
1157 (input_spec_matches): New.
1158 (handle_braces): Handle %{,.
1159 (validate_switches): ',' indicates a value which is not a switch.
1160 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
1161 to detect assembler input.
1162 * config/i386/sol2.h (CPP_SPEC): Likewise.
1163 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
1164 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
1165 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
1166 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
1167 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
1168 -m64 causes deployment target to default to 10.5.
1169 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1171 2007-03-09 Richard Henderson <rth@redhat.com>
1174 * target.h (targetm.asm.out.reloc_rw_mask): New.
1175 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
1176 (TARGET_ASM_OUT): Use it.
1177 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
1178 * varasm.c (categorize_decl_for_section): Remove shlib argument;
1179 use the new reloc_rw_mask target hook instead.
1180 (default_section_type_flags_1): Merge into...
1181 (default_section_type_flags): ... here.
1182 (decl_readonly_section_1): Merge into...
1183 (decl_readonly_section): ... here.
1184 (default_elf_select_section_1): Merge into...
1185 (default_elf_select_section): ... here.
1186 (default_unique_section_1): Merge into...
1187 (default_unique_section): ... here.
1188 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
1189 (default_select_rtx_section): Use it.
1190 (default_elf_select_rtx_section): Likewise.
1191 * output.h: Update to match.
1192 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
1193 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
1194 (TARGET_ASM_RELOC_RW_MASK): New.
1195 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
1196 to categorize_decl_for_section.
1197 (x86_64_elf_unique_section): Likewise.
1198 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
1199 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
1200 (TARGET_ASM_RELOC_RW_MASK): New.
1201 * config/ia64/ia64.c (ia64_rwreloc_select_section,
1202 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
1203 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
1204 (TARGET_RWRELOC): Remove.
1205 (ia64_section_type_flags): Adjust call to default_section_type_flags.
1206 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1207 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
1208 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
1209 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
1210 (rs6000_xcoff_select_section): Use decl_readonly_section.
1211 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
1212 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
1213 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
1214 (TARGET_SECTION_TYPE_FLAGS): Remove.
1215 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
1217 2007-03-09 Roger Sayle <roger@eyesopen.com>
1219 * fold-const.c (fold_comparison): Remove compile-time evaluation of
1220 complex constant equality/inequality comparisons for here.
1221 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
1222 known at compile-time or can be simplified to a scalar comparison.
1223 (fold_relational_const): Move compile-time evaluation of complex
1224 constant equality/inequality comparisons to here.
1226 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1228 PR rtl-optimization/30643
1229 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
1231 (fold_rtx): Recurse, like before 2006-11-03.
1233 2007-03-09 DJ Delorie <dj@redhat.com>
1235 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
1238 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
1240 PR tree-optimization/30375
1241 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
1242 LHS of statements is not the same.
1243 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
1245 2007-03-09 Chao-ying Fu <fu@mips.com>
1247 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
1249 * doc/invoke.texi (-mdspr2): Document new option.
1250 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
1251 New unspec for DSP REV 2.
1252 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
1253 these instructions are extended in DSP REV 2.
1254 (mips-dspr2.md): Include.
1255 * config/mips/mips.opt (mdspr2): New option.
1256 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
1257 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
1258 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
1259 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
1260 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
1261 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
1262 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
1264 (bdesc_map): Add one field of unsupported_target_flags.
1265 (bdesc_arrays): Update entries to have extra fields. Add
1267 (mips_init_builtins): Initialize new function types.
1268 Check unsupported_target_fileds to filter out builtins.
1269 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
1271 (ASM_SPEC): Pass mdspr2 to the assembler.
1272 * config/mips/mips-dspr2.md: New file.
1274 2007-03-09 Sa Liu <saliu@de.ibm.com>
1276 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
1278 2007-03-09 Ian Lance Taylor <iant@google.com>
1280 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
1281 argument) like -Wstrict-overflow=2.
1282 * doc/invoke.texi (Warning Options): Update documentation.
1284 2007-03-09 Dirk Mueller <dmueller@suse.de>
1287 * doc/invoke.texi (-Wlogical-op): Document.
1288 * common.opt (-Wlogical-op): New.
1289 * c-common.h (warn_logical_operator): Declare.
1290 * c-common.c (warn_logical_operator): Define.
1291 * c-typeck.c (parser_build_binary_op): Call
1292 warn_logical_operator.
1294 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1296 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
1297 * final.c (final_scan_insn): Test for non-"" file name.
1299 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
1301 * doc/loop.texi: Document the Omega linear constraints solver.
1302 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
1303 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
1304 omega-hash-table-size, omega-max-keys, and
1305 omega-eliminate-redundant-constraints.
1306 * tree-pass.h (pass_check_data_deps): Declared.
1309 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
1310 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
1311 pass_check_data_deps): New.
1312 * tree-data-ref.c (init_data_ref): Remove declaration.
1313 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
1314 (analyze_array): Renamed init_array_ref, move up initializations.
1315 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
1316 Removed arguments that are set to NULL.
1317 (analyze_indirect_ref): Correct indentation, correct call to
1319 (object_analysis): Call init_array_ref instead of analyze_array.
1320 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
1321 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
1322 of DR_ACCESS_FNS_ADDR.
1323 (init_omega_eq_with_af, omega_extract_distance_vectors,
1324 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
1325 ddr_consistent_p): New.
1326 (compute_affine_dependence): Check consistency of ddrs when
1327 flag_check_data_deps is passed.
1328 (analyze_all_data_dependences): Uncomment.
1329 (tree_check_data_deps): New.
1330 * tree-data-ref.h: Include omega.h.
1331 (DR_ACCESS_FNS_ADDR): Removed.
1332 (data_dependence_relation): Add inner_loop.
1333 (DDR_INNER_LOOP): New.
1334 * common.opt (fcheck-data-deps): New.
1335 * tree-flow.h (tree_check_data_deps): Declare.
1336 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
1337 (OBJS-common): Depend on omega.o.
1339 * passes.c (pass_check_data_deps): Scheduled.
1340 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
1341 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
1342 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
1343 PARAM_VECT_MAX_VERSION_CHECKS,
1344 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
1346 2007-03-09 Richard Guenther <rguenther@suse.de>
1348 PR tree-optimization/30904
1350 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
1351 the same way as *_DIV_EXPR.
1353 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1355 * recog.c (decode_asm_operands): No mixed declarations and code.
1357 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
1359 * rtl.def (ASM_INPUT): Add location.
1360 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
1361 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
1362 (decode_asm_operands): Add loc operand.
1363 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
1364 * stmt.c (expand_asm): Rename to...
1365 (expand_asm_loc): ... this. Add locus argument. Pass it on to
1366 gen_rtx_ASM_INPUT_loc.
1367 (expand_asm_expr): Adjust.
1368 * recog.c (decode_asm_operands): Add loc operand.
1369 (check_asm_operands, extract_insn): Adjust.
1370 * reload1.c (maybe_fix_stack_asms): Likewise.
1371 * final.c (asm_insn_count): Likewise.
1372 (final_scan_insn): Output # line before and after asm.
1374 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
1376 * tree-ssa-structalias.c (variable_info): Remove
1378 (new_var_info): Ditto.
1379 (shared_bitmap_info_t): New structure.
1380 (shared_bitmap_table): New variable.
1381 (shared_bitmap_hash): New function.
1382 (shared_bitmap_eq): Ditto
1383 (shared_bitmap_lookup): Ditto.
1384 (shared_bitmap_add): Ditto.
1385 (merge_smts_into): Change to take bitmap directly.
1386 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
1387 (init_alias_vars): Init shared bitmap hashtable.
1388 (delete_points_to_sets): Delete shared bitmap hashtable.
1389 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
1390 is_aliased removal as a change that was still necessary was
1393 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
1395 * config/i386/i386.h (override_options): Conditionally disable
1396 x86_sahf for 64bit targets only.
1398 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1401 * c-decl.c (merge_decls): Don't call make_var_volatile.
1402 * varasm.c (make_var_volatile): Remove.
1403 * output.h (make_var_volatile): Remove.
1405 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
1407 PR tree-optimization/31085
1408 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
1410 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1412 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
1413 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
1414 ATTR_CONST_NOTHROW_LIST.
1416 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
1419 2007-03-08 Diego Novillo <dnovillo@redhat.com>
1421 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
1423 2007-03-08 Geoffrey Keating <geoffk@apple.com>
1426 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
1428 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
1429 passed, use shared libgcc.
1431 2007-03-08 Roger Sayle <roger@eyesopen.com>
1433 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
1434 instead of calling build2 with a GIMPLE_MODIFY_STMT.
1435 (honor_protect_cleanup_actions, lower_try_finally_switch):
1437 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
1438 ifc_temp_var): Likewise.
1439 * tree-inline.c (setup_one_parameter): Likewise.
1440 * tree-mudflap.c (mf_decl_cache_locals,
1441 mf_build_check_statement_for): Likewise.
1442 * tree-nested.c (init_tmp_var, save_tmp_var,
1443 finalize_nesting_tree_1): Likewise.
1444 * tree-outof-ssa.c (insert_copy_on_edge,
1445 insert_backedge_copies): Likewise.
1446 * tree-profile.c (tree_gen_edge_profiler,
1447 tree_gen_ic_profiler): Likewise.
1448 * tree-scalar-evolution.c (scev_const_prop): Likewise.
1449 * tree-sra.c (sra_build_assignment): Likewise.
1450 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
1451 * tree-ssa-math-opts.c (insert_reciprocals,
1452 execute_cse_sincos_1): Likewise.
1453 * tree-tailcall.c (adjust_accumulator_values,
1454 adjust_return_value): Likewise.
1455 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
1456 * tree-vect-transform.c (vect_create_data_ref_ptr,
1457 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
1458 vect_create_epilog_for_reduction, vectorizable_reduction,
1459 vectorizable_call, vectorizable_conversion,
1460 vectorizable_assignment, vectorizable_operation,
1461 vectorizable_type_demotion, vect_gen_widened_results_half,
1462 vect_permute_store_chain, vectorizable_store,
1463 vect_setup_realignment, vect_permute_load_chain,
1464 vectorizable_load, vectorizable_condition,
1465 vect_create_cond_for_align_checks): Likewise.
1466 * tree-vrp.c (build_assert_expr_for): Likewise.
1468 2007-03-08 Ian Lance Taylor <iant@google.com>
1470 * tree-vrp.c: Include "intl.h".
1471 (usable_range_p): New static function.
1472 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
1473 overflowed values, juts set *strict_overflow_p.
1474 (compare_values): Only return -2 if one of the operands is not a
1476 (compare_ranges): Call usable_range_p.
1477 (compare_range_with_value): Likewise.
1478 (vrp_evaluate_conditional_warnv): Rename from
1479 vrp_evaluate_conditional. Make static. Change all callers.
1480 (vrp_evaluate_conditional): New function.
1481 (simplify_div_or_mod_using_ranges): Issue warning about reliance
1483 (simplify_abs_using_ranges): Likewise.
1484 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
1485 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
1486 within_stmt parameter.
1487 * tree-ssa-propagate.c (fold_predicate_in): Update call to
1488 vrp_evaluate_conditional.
1489 * tree-ssa-threadedge.c
1490 (record_temporary_equivalences_from_stmts_at_dest): Change
1491 simplify parameter to take a second tree parameter.
1492 (simplify_control_stmt_condition): Likewise.
1493 (thread_across_edge): Likewise.
1494 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
1495 (thread_across_edge): Likewise.
1496 * gcc/Makefile.in (tree-vrp.o): Depend upon intl.h.
1498 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
1500 * config/i386/i386.h (TARGET_SAHF): New define.
1501 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
1502 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
1503 (x86_sahf): New global variable.
1504 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
1505 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
1506 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
1507 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
1509 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
1510 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
1511 when expanding fcomi/sahf based tests.
1512 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
1513 expanding sahf based alternative. Emit sahf based sequence when
1514 optimizing for code size.
1515 * config/i386/i386.md (x86_sahf_1): Do not disable for
1516 TARGET_64BIT, enable for TARGET_SAHF.
1518 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
1520 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
1521 spurious whitespace from error message.
1523 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
1526 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
1528 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
1530 * c-decl.c (grokdeclarator): Disable warnings for anonymous
1532 * tree-sra.c (instantiate_element): Propagate disabled warnings
1533 from the element itself to the created variable.
1535 2007-03-07 Richard Henderson <rth@redhat.com>
1538 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
1539 silently fix up the stack in the case of a missing register.
1541 2007-03-07 Paul Brook <paul@codesourcery.com>
1543 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
1545 2007-03-07 Joseph Myers <joseph@codesourcery.com>
1547 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
1549 (phase1_vrs): Use them.
1550 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
1551 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
1552 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
1553 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
1554 __gnu_Unwind_Restore_WMMXC if required.
1555 (_Unwind_VRS_Pop): Implement iWMMXt support.
1556 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
1557 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
1558 gnu_Unwind_Save_WMMXC): Define.
1560 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1562 * config/vxworks.h (vxworks_override_options): Declare.
1563 (VXWORKS_OVERRIDE_OPTIONS): Use it.
1564 * config/vxworks.c: Include target.h and toplev.h.
1565 (vxworks_override_options): New function.
1566 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
1568 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
1570 * config/s390/s390.c (override_options): Don't emit an error when
1571 -mstack-size is used without providing -mstack-guard.
1572 (s390_emit_prologue): Choose stack_guard value automatically if not
1573 provided via command line.
1574 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
1576 2007-03-07 Richard Sandiford <richard@codesourcery.com>
1578 * config/i386/i386.c (output_set_got): Add a GOT initialization
1579 sequence for VxWorks PIC.
1580 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
1581 around labels as well as symbols. Use gotoff_operand instead
1582 of local_symbolic_operand.
1583 (legitimize_pic_address): Use gotoff_operand instead of
1584 local_symbolic_operand. Use @GOT accesses for labels as
1586 (ix86_output_addr_diff_elt): Use PC-relative rather than
1587 GP-relative offsets for VxWorks PIC.
1588 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
1589 no_new_pseudos. Check whether the returned register is op0.
1590 * config/i386/i386.md (tablejump): Use PC-relative rather than
1591 GP-relative offsets for VxWorks PIC.
1592 * config/i386/predicates.md (gotoff_operand): New predicate.
1594 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1596 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
1598 * config/vxworks-dummy.h: New file.
1599 * config/i386/i386.h: Include it.
1601 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
1603 * dwarf2out.c (is_inlined_entry_point): New
1604 (add_high_low_attributes): Emit DW_AT_entry_pc along with
1605 DW_AT_ranges if the first subblock is the entry point.
1607 2007-03-06 David Daney <ddaney@avtrex.com>
1609 * doc/install.texi (mips-*-*): Change recommended binutils
1612 2007-03-06 Anatoly Sokolov <aesok@post.ru>
1614 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
1615 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
1617 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1618 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1620 2007-03-06 Jan Hubicka <jh@suse.cz>
1622 * errors.h (warning, error, fatal, internal_error): Mark as cold.
1623 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
1625 (probably_cold_bb_p): Cold functions are cold.
1626 (probably_never_executed_bb_p): Cold functions are cold.
1627 (tree_bb_level_predictions): Predict calls to cold functions as not
1629 (compute_function_frequency): Check hot/cold attributes.
1630 * function.h (function_frequency): Update comments.
1631 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
1632 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
1633 (c_common_att): Add cold and hot.
1635 * doc/extend.texi (hot,cold attributes): Document.
1637 2007-03-06 Andrew Haley <aph@redhat.com>
1639 * function.c (expand_function_end): Move blockage to just after we
1640 emit the label for the naked return from the function.
1642 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1644 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
1647 2007-03-06 Jan Hubicka <jh@suse.cz>
1649 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
1650 loaded for constant large models. Non-large 64bit PIC can do.
1651 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
1652 * cmodel.h: Add LARGE PIC.
1653 * i386.md (UNSPEC_PLTOFF): New.
1654 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
1656 (*call_1_rex64): Disable for large models.
1657 (*call_1_rex64_large): New.
1658 (*call_value_1_rex64): Disable for large models.
1659 (*call_value_1_rex64_large): New.
1660 (set_rip_rex4): New.
1661 (set_got_offset_rex64): New.
1662 * predicates.md (constant_call_address_operand): For large model
1663 constant calls are not possible.
1664 * i386-protos.h (construct_plt_address): Declare.
1665 * i386.c (override_options): Accept large models.
1666 (ix86_expand_prologue): Expand large PIC GOT pointer load.
1667 (legitimate_constant_p): Add new UNSPECs.
1668 (legitimate_pic_operand_p): Likewise.
1669 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
1670 (legitimize_pic_address): Do easy RIP relative way for TLS only for
1672 (output_pic_addr_const): Add PLTOFF.
1673 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
1674 (ix86_expand_move): Legitimize pic address when in PIC mode.
1675 (construct_plt_address): New function.
1676 (ix86_expand_call): Offload the address to register and use GOT pointer
1678 * invoke.texi (mcmodel=large): Update documentation.
1680 2007-03-06 Richard Henderson <rth@redhat.com>
1682 * config/i386/i386.c (x86_use_leave, x86_push_memory,
1683 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
1684 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
1685 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
1686 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
1687 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
1688 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
1689 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
1690 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
1691 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1692 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1693 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
1694 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1695 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1696 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
1697 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
1698 x86_schedule, x86_use_bt, x86_pad_returns,
1699 x86_use_xchgb): Merge into ...
1700 (ix86_tune_features): ... here. New array.
1701 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1702 x86_bswap): Merge into ...
1703 (ix86_arch_features): ... here. New array.
1704 (x86_3dnow_a): Remove.
1705 (x86_accumulate_outgoing_args): Make static.
1706 (x86_arch_always_fancy_math_387): Make static.
1707 (ix86_tune_mask, ix86_arch_mask): Move ...
1708 (override_options): ... to local variables here. Apply the
1709 appropriate mask to each element of ix86_arch_features and
1710 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
1711 as were done in the old macros.
1712 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
1713 * config/i386/i386.h (x86_use_leave, x86_push_memory,
1714 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
1715 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
1716 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
1717 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
1718 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
1719 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
1720 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
1721 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
1722 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
1723 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1724 x86_accumulate_outgoing_args, x86_prologue_using_move,
1725 x86_epilogue_using_move, x86_decompose_lea,
1726 x86_arch_always_fancy_math_387, x86_shift1,
1727 x86_sse_partial_reg_dependency, x86_sse_split_regs,
1728 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
1729 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
1730 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
1731 x86_use_incdec, x86_pad_returns, x86_bswap,
1732 x86_partial_flag_reg_stall): Remove.
1733 (enum ix86_tune_indices): New.
1734 (ix86_tune_features): New.
1735 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
1736 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
1737 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
1738 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
1739 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
1740 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
1741 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
1742 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
1743 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
1744 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
1745 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
1746 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
1747 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
1748 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
1749 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
1750 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
1751 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
1752 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
1753 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
1754 TARGET_EXT_80387_CONSTANTS): Use it.
1755 (enum ix86_arch_indices): New.
1756 (ix86_arch_features): New.
1757 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
1758 TARGET_BSWAP): Use it.
1759 (ix86_tune_mask, ix86_arch_mask): Remove.
1761 2007-03-06 Joseph Myers <joseph@codesourcery.com>
1764 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
1765 Define using $${sysroot_headers_suffix}.
1766 * configure: Regenerate.
1767 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
1768 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
1770 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
1771 * gcc.c (print_sysroot_headers_suffix): New.
1772 (option_map): Include --print-sysroot-headers-suffix.
1773 (display_help): Mention -print-sysroot-headers-suffix.
1774 (process_command): Handle -print-sysroot-headers-suffix.
1775 (do_spec_1): Append multilib directory to include-fixed path if
1776 sysroot suffixes in use.
1777 (main): Handle -print-sysroot-headers-suffix.
1778 * Makefile.in (start.encap): Don't depend on xlimits.h
1779 (xlimits.h): Remove.
1780 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
1781 limits.h for each multilib in fixinc_list.
1782 (fixinc_list, s-fixinc_list): New.
1783 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
1784 generate them for each multilib in fixinc_list.
1785 (stmp-fixproto): Use include-fixed. Run fixproto for each
1786 multilib in fixinc_list.
1787 (mostlyclean): Don't remove xlimits.h.
1788 (clean): Remove include-fixed.
1789 (real-install-headers-tar, real-install-headers-cpio,
1790 real-install-headers-cp): Don't copy include, only include-fixed.
1791 (install-mkheaders): Depend on fixinc_list. Don't depend on
1792 xlimits.h. Save limits.h files for each multilib in fixinc_list.
1793 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
1794 SYSTEM_HEADER_DIR setting in mkheaders.conf.
1796 2007-03-06 Jan Hubicka <jh@suse.cz>
1798 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
1801 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1803 * configure.ac: Allow tm_file to contain build-directory files.
1804 * configure: Regenerate.
1805 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
1806 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
1807 * config/m68k/print-sysroot-suffix.sh: New file.
1809 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1811 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
1812 of pic_offset_table_rtx if reload_completed.
1813 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
1814 PIC_OFFSET_TABLE_REGNUM.
1815 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
1817 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
1818 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
1820 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1822 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1823 functions that call eh_return.
1825 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1827 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
1828 functions that need a constant pool.
1830 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1833 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
1834 (m68k_preferred_reload_class): Likewise.
1835 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
1836 (SECONDARY_RELOAD_CLASS): Define.
1837 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
1838 (LIMIT_RELOAD_CLASS): Delete.
1839 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
1840 registers from storing bytes.
1841 (m68k_secondary_reload_class): New function.
1842 (m68k_preferred_reload_class): Likewise.
1844 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1846 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
1848 (m68k_expand_prologue): Likewise.
1850 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1852 * config/m68k/m68k-protos.h (output_sibcall): Declare.
1853 (mips_expand_epilogue): Add a bool parameter.
1854 (m68k_legitimize_sibcall_address): Declare.
1855 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
1856 (m68k_expand_epilogue): Add a parameter to select between sibling
1857 and normal epilogues. Only generate a return for the latter.
1858 (m68k_ok_for_sibcall_p): New function.
1859 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
1860 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
1861 (sibcall_value, *sibcall_value): Likewise.
1862 (*call, *call_value): Require !SIBLING_CALL_P.
1863 (epilogue): Update call to m68k_expand_epilogue.
1864 (sibcall_epilogue): New pattern.
1865 * config/m68k/predicates.md (const_call_operand): Say that this
1866 predicate applies to sibling calls too.
1867 (sibcall_operand): New predicate.
1869 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1871 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
1872 alternatives as movsi_cf.
1873 (movsf_cf_hard): Add commentary.
1875 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
1876 Richard Sandiford <richard@codesourcery.com>
1878 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
1879 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
1880 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
1881 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
1882 as being live on exit from an interrupt function.
1883 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
1884 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
1885 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
1886 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
1887 (m68k_interrupt_function_p): Globalize.
1888 (m68k_compute_frame_layout): Remove reverse mask code.
1889 (m68k_emit_movem, m68k_set_frame_related): New functions.
1890 (m68k_output_function_prologue): Delete in favor of...
1891 (m68k_expand_prologue): ...this new function.
1892 (m68k_output_function_epilogue): Delete in favor of...
1893 (m68k_expand_epilogue): ...this new function.
1894 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
1896 (print_operand): Handle %?.
1897 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
1898 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
1899 (prologue, epilogue): New patterns.
1900 (return): Turn into a define_expand.
1901 (*return): New pattern, derived from old "return" pattern. Use rte
1902 rather than rts for interrupt functions. Only use rtd if the pop
1904 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
1905 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
1906 (link, *link, unlink, *unlink, load_got): Likewise.
1908 2007-03-06 Richard Sandiford <richard@codesourcery.com>
1912 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
1913 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
1914 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
1915 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
1916 and m68k_matches_u_p.
1917 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
1918 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
1919 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
1920 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
1921 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
1922 (REG_STRICT_P): New macro.
1923 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
1924 PCREL_GENERAL_OPERAND_OK.
1925 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
1926 m68k_legitimate_base_reg_p.
1927 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
1928 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
1929 (PIC_CASE_VECTOR_ADDRESS): Update comment.
1930 * config/m68k/m68k.c (m68k_address): New structure.
1931 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
1932 (m68k_decompose_index, m68k_legitimate_constant_address_p)
1933 (m68k_jump_table_ref_p, m68k_decompose_address)
1934 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
1935 (m68k_matches_u_p): New functions.
1936 (print_operand_address): Rewrite to use m68k_decompose_index.
1938 2007-03-05 David Taylor <dtaylor@emc.com>
1940 * gcc.c: Correct copyright date in --version output.
1942 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1944 * pa.md: In unamed move patterns, disparge copies between general
1945 and floating point registers using '?' modifier. Don't include 'f'
1946 constraint for register preferences in DImode, SImode, HImode and
1947 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
1948 Remove constraints for copies between general and floating registers
1949 in soft-float DFmode pattern.
1950 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
1954 2007-03-05 Mike Stump <mrs@apple.com>
1956 * c-common.c (targetcm): Add.
1957 * c-opts.c (c_common_handle_option): Handle language specific
1959 * opts.c (handle_option): Verify language for target options, if
1961 * opth-gen.awk: Add CL_LANG_ALL.
1962 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
1963 (TARGETCM_INITIALIZER): Add.
1964 * target.h (struct gcc_targetcm): Add.
1966 * targhooks.c (default_handle_c_option): Add.
1967 * targhooks.h (default_handle_c_option): Add.
1968 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
1970 * config/darwin.opt (iframework): Add.
1971 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
1972 * config/darwin-c.c (handle_c_option): Add.
1973 (TARGET_HANDLE_C_OPTION): Add.
1975 * doc/invoke.texi (Darwin Options): Add -iframework.
1977 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1979 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
1982 2007-03-05 Ian Lance Taylor <iant@google.com>
1984 * c.opt (fgnu89-inline): New option.
1985 * c-opts.c (c_common_post_options): Set default value for
1987 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
1988 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
1990 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
1991 (grokdeclarator, start_function): Likewise.
1992 * c-cppbuiltin.c (c_cpp_builtins): Define either
1993 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
1994 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
1995 (C Dialect Options): Document -fgnu89-inline.
1996 * doc/extend.texi (Function Attributes): Explain what the
1997 gnu_inline attribute does.
1998 * doc/cpp.texi (Common Predefined Macros): Document
1999 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
2001 2007-03-05 Ian Lance Taylor <iant@google.com>
2003 PR tree-optimization/31034
2004 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
2005 half-range if the other side is an overflow infinity.
2007 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
2009 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
2010 (bfin*-linux-uclibc*): New configuration.
2011 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
2013 * config/bfin/linux.h: New file.
2014 * config/bfin/libgcc-bfin.ver: New file.
2015 * config/bfin/t-bfin-uclinux: New file.
2016 * config/bfin/t-bfin-linux: New file.
2017 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
2018 (TARGET_OS_CPP_BUILTINS): New macro.
2020 2007-03-05 Richard Guenther <rguenther@suse.de>
2022 * fold-const.c (fold_binary): Remove duplicate folding
2023 of comparison of non-null ADDR_EXPR against null.
2025 2007-03-05 Richard Guenther <rguenther@suse.de>
2026 Dorit Nuzman <dorit@il.ibm.com>
2028 PR tree-optimization/26420
2029 * tree-vectorizer.c (vectorize_loops): Bail out early if there
2030 are no loops in the function. Only print the number of
2031 vectorized loops if it is greater than zero or we are supposed
2032 to print information about unvectorized loops.
2034 2007-03-05 Revital Eres <eres@il.ibm.com>
2036 * gcc.dg/var-expand1.c: New test.
2037 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
2038 when an accumulator is expanded.
2040 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2043 * c-common.c (convert_and_check): Don't give warnings for
2044 conversion if 'expr' already overflowed.
2046 2007-03-04 Roger Sayle <roger@eyesopen.com>
2049 * fold-const.c (fold_comparison): Enforce type consistency when
2050 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
2052 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
2054 * tree-ssa-address.c (create_mem_ref): Do not put an expression
2055 containing a cast to the base of TARGET_MEM_REF.
2057 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
2059 * tree.c (tree_contains_struct_check_failed): Remove spurious
2060 whitespace from error message.
2062 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
2065 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
2066 instead of precision.
2068 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
2069 Nathan Sidwell <nathan@codesourcery.com>
2071 * emit-rtl.c (find_auto_inc): New.
2072 (try_split): recreate REG_INC notes,
2073 Use regular for loops rather than whiles.
2075 2007-03-03 Andreas Schwab <schwab@suse.de>
2077 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
2078 * configure: Regenerate.
2080 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2082 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
2083 flag_rounding_math, not flag_unsafe_math_optimizations.
2085 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
2087 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
2088 alpha_fold_vector_minmax): Likewise.
2089 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2090 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
2092 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2094 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
2095 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
2096 if the lhs has side-effects.
2097 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
2099 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/i386.h (TUNEMASK): Remove define.
2102 (ARCHMASK): Remove define.
2103 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
2104 Use ix86_arch_mask variable instead of ARCHMASK.
2105 * config/i386/i386.c (override_options): Ditto.
2106 (standard_80387_constant_p): Ditto.
2108 2007-03-02 Ian Lance Taylor <iant@google.com>
2110 Used signed infinities in VRP.
2111 * tree-vrp.c (uses_overflow_infinity): New static function.
2112 (supports_overflow_infinity): New static function.
2113 (make_overflow_infinity): New static function.
2114 (negative_overflow_infinity): New static function.
2115 (positive_overflow_infinity): New static function.
2116 (is_negative_overflow_infinity): New static function.
2117 (is_positive_overflow_infinity): New static function.
2118 (is_overflow_infinity): New static function.
2119 (overflow_infinity_range_p): New static function.
2120 (compare_values_warnv): New function split out of compare_values.
2121 (compare_value): Call it.
2122 (set_value_range_to_nonnegative): Add overflow_infinity
2123 parameter. Change caller.
2124 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
2126 (vrp_expr_computes_nonzero): Likewise.
2127 (compare_ranges, compare_range_with_value): Likewise.
2128 (compare_name_with_value, compare_names): Likewise.
2129 (vrp_evaluate_conditional): Likewise.
2130 (set_value_range): Handle infinity
2131 (vrp_operand_equal_p, operand_less_p): Likewise.
2132 (extract_range_from_assert): Likewise.
2133 (vrp_int_const_binop): Likewise.
2134 (extract_range_from_binary_expr): Likewise.
2135 (extract_range_from_unary_expr): Likewise.
2136 (extract_range_from_comparison): Likewise.
2137 (extract_range_from_expr): Likewise.
2138 (dump_value_range): Likewise.
2139 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
2140 (test_for_singularity): Likewise.
2141 (vrp_int_const_binop): Remove inline qualifier.
2142 (adjust_range_with_scev): Add comment.
2143 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
2145 2007-03-02 Diego Novillo <dnovillo@redhat.com>
2147 * tree-ssa-structalias.c (could_have_pointers): Tidy.
2148 (get_constraint_for): Likewise.
2149 (do_structure_copy): Likewise.
2150 (find_func_aliases): Fix references to MODIFY_EXPR.
2151 (intra_create_variable_infos): Tidy.
2152 * tree-ssa-operands.c (add_virtual_operand): Add argument
2154 When adding members of alias sets, if IS_CALL_SITE is true and
2155 the symbol is not call-clobbered, skip it.
2158 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
2160 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
2161 entry by means of emit_insn_at_entry.
2163 2007-03-02 Richard Henderson <rth@redhat.com>
2165 * expr.h (promoted_input_arg): Remove decl.
2166 * function.c (promoted_input_arg): Merge into ...
2167 * combine.c (setup_incoming_promotions): ... only caller.
2168 Rearrange to avoid double loop.
2170 2007-03-02 Ben Elliston <bje@au.ibm.com>
2171 Peter Bergner <bergner@vnet.ibm.com>
2172 Janis Johnson <janis187@us.ibm.com>
2174 * config/rs6000/dfp.md: New file.
2175 * config/rs6000/rs6000.md: Include dfp.md.
2176 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
2177 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
2178 and TDmode decimal float modes in FP registers.
2179 (num_insns_constant): Likewise.
2180 (rs6000_legitimate_offset_address_p): Likewise.
2181 (rs6000_legitimize_address): Likewise.
2182 (rs6000_legitimize_reload_address): Likewise.
2183 (rs6000_legitimate_address): Likewise.
2184 (rs6000_emit_move): Likewise.
2185 (function_arg_boundary): Likewise.
2186 (function_arg_advance): Likewise.
2187 (rs6000_darwin64_record_arg_recurse): Likewise.
2188 (function_arg): Likewise.
2189 (rs6000_gimplify_va_arg): Likewise.
2190 (rs6000_split_multireg_move): Likewise.
2191 (rs6000_output_function_epilogue): Likewise.
2192 (rs6000_output_function_epilogue): Likewise.
2193 (rs6000_register_move_cost): Likewise.
2194 (rs6000_function_value): Likewise.
2195 (rs6000_libcall_value): Likewise.
2197 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2199 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
2201 2007-03-02 Richard Sandiford <richard@codesourcery.com>
2203 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
2204 Use $MULTIDIR to choose between the kernel and RTP headers,
2205 and use $WIND_BASE and $WIND_USR to locate them.
2207 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2209 * config/i386/i386.c (override_options): Put initialization of
2210 ix86_tune_mask and ix86_arch_mask to the correct place.
2212 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
2213 Michael Meissner <michael.meissner@amd.com>
2216 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
2218 (TARGET_CMOVE): Use ARCHMASK.
2219 (TARGET_CMPXCHG): Ditto.
2220 (TARGET_CMPXCHG8B): Ditto.
2221 (TARGET_XADD): Ditto.
2222 (TARGET_BSWAP): Ditto.
2223 * config/i386/i386.c (ix86_tune_mask): New global variable.
2224 (ix86_arch_mask): Ditto.
2225 (override_options): Initialize ix86_tune_mask and
2226 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
2229 2007-03-02 Ben Elliston <bje@au.ibm.com>
2232 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
2234 2007-03-02 Joseph Myers <joseph@codesourcery.com>
2236 * target.h (init_dwarf_reg_sizes_extra): New target hook.
2237 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
2238 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
2239 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
2241 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
2242 rs6000_init_dwarf_reg_sizes_extra): New.
2243 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
2244 SPE register high parts.
2246 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
2248 * Makefile.in: Add install-pdf target as
2249 copied from automake v1.10 rules.
2250 * configure.ac: Add install-pdf to target list.
2251 * configure: Regenerate.
2253 2007-03-01 Paul Brook <paul@codesourcery.com>
2255 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
2256 modes to LDRD for DImode.
2257 (output_move_double): Fixup out of range ldrd/strd.
2258 (vfp_secondary_reload_class): Rename...
2259 (coproc_secondary_reload_class): ... to this. Add wb argument.
2260 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
2261 coproc_secondary_reload_class for CLASS_IWMMXT.
2262 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
2263 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
2265 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
2267 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
2268 factor by the estimated number of iterations.
2269 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
2272 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
2273 decode_caches_intel, detect_caches_intel): New functions.
2274 (host_detect_local_cpu): Use detect_caches_amd and
2275 detect_caches_intel.
2277 2007-03-01 Richard Henderson <rth@redhat.com>
2279 * expr.c (emit_move_complex_push): Export.
2280 (emit_move_complex_parts): Split out from ...
2281 (emit_move_complex): ... here.
2282 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
2283 * config/i386/i386.md (movcdi): New.
2285 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
2287 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
2288 size of mode1 to check for tieable modes in MMX case.
2290 2007-03-01 Richard Sandiford <richard@codesourcery.com>
2292 * Makefile.in (rtlanal.o): Depend on tree.h.
2293 * rtl.h (offset_within_section_p, split_const): Declare.
2294 * rtlanal.c: Include tree.h.
2295 (offset_within_block_p): New function, taken from
2296 mips_offset_within_object_p.
2297 (split_const): New function, taken from mips_split_const.
2298 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
2300 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
2301 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
2302 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
2303 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2304 (m68k_illegitimate_symbolic_constant_p): New function.
2305 * config/m68k/m68k.md (movsi): Remove misleading predicates.
2306 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
2307 symbolic constant that might be outside the symbol's section,
2308 move the symbol first and then add the offset.
2309 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
2311 * config/mips/mips.c (mips_split_const): Delete.
2312 (mips_offset_within_object_p): Delete.
2313 (mips_symbolic_constant_p): Use offset_within_section_p and
2314 split_const instead of mips_offset_within_object_p and
2316 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
2317 (mips_legitimize_const_move, print_operand_reloc)
2318 (mips_dangerous_for_la25_p): Use split_const instead of
2321 2007-02-28 Eric Christopher <echristo@apple.com>
2323 * Makefile.in (install-include-dir): Don't rm -rf include.
2325 2007-02-28 Richard Guenther <rguenther@suse.de>
2328 * fold-const.c (fold_binary): Do not associate expressions
2329 with more than one variable for integer types that do not wrap.
2331 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
2333 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
2334 Delete, and replace with...
2335 (fold_builtin_call_array): This. Update callers to use it.
2336 * fold-const.c (fold_build_call_list): Delete, and replace with...
2337 (fold_build_call_array): This.
2338 (fold_build_call_list_initializer): Delete, and replace with...
2339 (fold_build_call_array_initializer): This.
2340 * tree.h: Update declarations to reflect above changes.
2342 * c-typeck.c (build_function_call): Store converted arguments
2343 in a stack-allocated array instead of building a list.
2344 (convert_arguments): Store arguments in the array passed in as an
2345 argument, and return the actual number of arguments.
2346 * c-format.c: (check_function_format): Pass arguments in an
2347 array instead of a list.
2348 * c-common.c (check_function_nonnull): Likewise.
2349 (check_function_sentinel): Likewise.
2350 (check_function_arguments): Likewise.
2351 * c-common.h: Update declarations to reflect above changes.
2353 2007-02-28 Jan Hubicka <jh@suse.cz>
2355 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
2356 PRED_NEGATIVE_RETURN): Update outcomes.
2358 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
2360 * calls.c (emit_library_call_value_1): Handle partial registers
2361 correctly when building up CALL_INSN_FUNCTION_USAGE.
2363 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2365 * pa/predicates.md (move_src_operand): Allow zero for mode.
2366 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
2369 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
2373 *movv2df_internal): Enable pattern only for valid operand
2375 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
2376 tie only 128bit modes. For MMX registers, tie only 64bit modes.
2378 2007-02-27 Mike Stump <mrs@apple.com>
2380 * config/darwin-crt3.c: Avoid compilation when compiling for a
2383 2007-02-27 Joseph Myers <joseph@codesourcery.com>
2385 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
2387 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
2388 for fixed headers and limits.h.
2389 (install-include-dir, install-headers-tar, install-headers-cpio,
2390 install-headers-cp, real-install-headers-tar,
2391 real-install-headers-cpio, real-install-headers-cp): Handle
2392 include-fixed as well as include.
2393 (install-mkheaders): Don't install files that go only in include
2395 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
2396 from GCC_INCLUDE_DIR.
2397 * gcc.c (process_command): Remove special -BstageN/ handling.
2398 (do_spec_1): Add include-fixed directories.
2400 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2402 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
2404 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
2406 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
2409 2007-02-27 Mark Mitchell <mark@codesourcery.com>
2411 * c-common.c (get_priority): Add check for
2412 SUPPORTS_INIT_PRIORITY.
2414 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2416 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
2418 * config/bfin/bfin.c: Include "cfglayout.h".
2419 (MAX_LSETUP_DISTANCE): New macro.
2420 (struct loop_info): New members incoming, incoming_src and
2421 incoming_dest. Delete member predecessor.
2422 (length_for_loop): New function.
2423 (bfin_optimize_loop): Handle more different loop structures.
2424 (bfin_discover_loop): Rework detection of predecessor blocks by
2425 examining incoming edges.
2426 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
2428 (bfin_reorder_loops): New function.
2429 (bfin_reorg_loops): Use these three new functions.
2431 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
2432 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
2433 (CONSTRAINT_LEN): Add entry for 'q'.
2434 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
2435 Add 'q' constraints.
2436 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
2437 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
2439 * config/bfin/bfin.md (add_with_carry): New pattern.
2440 (s_or_u, su_optab, su_modifier): New code macros/attrs.
2441 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
2442 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
2443 support unsigned multiplies too. Removed incorrect commutativity from
2444 operand 1 constraint where appropriate.
2445 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
2447 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
2448 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
2450 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
2451 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
2452 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
2453 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
2454 usmulhisi_hh_huh): New patterns.
2456 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
2457 lshifthi3): Fix output template to use half reg for operand 2.
2459 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
2462 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
2464 2007-02-27 Andreas Schwab <schwab@suse.de>
2466 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
2468 2007-02-27 Jan Hubicka <jh@suse.cz>
2470 * predict.c (last_basic_block_p): Remove.
2471 (tree_estimate_probability): Update return heuristic for commonized
2474 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2476 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
2478 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
2480 * doc/include/gcc-common.texi (versionsubtitle): New macro.
2481 * doc/cpp.texi: Standardize title page.
2482 * doc/cppinternals.texi: Likewise.
2483 * doc/gcc.texi: Standardize title page, remove version number
2484 from copyright page.
2485 * doc/gccint.texi: Likewise.
2486 * doc/install.texi: Standardize title page, add table of
2489 2007-02-26 Jan Hubicka <jh@suse.cz>
2491 * predict.def: Set outcomes according to more recent results.
2492 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
2493 Remove dead predictors.
2494 * predict.c (return_prediction): Fix pasto.
2496 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
2498 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
2499 change; avoid a memory leak when returning early.
2501 2007-02-26 Mark Mitchell <mark@codesourcery.com>
2503 * c-decl.c (static_ctors): Move to c-common.c.
2504 (static_dtors): Likewise.
2505 (finish_function): Use c_record_cdtor_fn.
2506 (build_cdtor): Move to c-common.c.
2507 (c_write_global_declarations): Use c_build_cdtor_fns.
2508 * c-common.h (static_ctors): Declare.
2509 (static_dtors): Likewise.
2510 (c_record_cdtor_fn): Likewise.
2511 (c_build_cdtor_fns): Likewise.
2512 * c-common.c (static_ctors): New variable.
2513 (static_dtors): Likewise.
2514 (c_record_cdtor_fn): New function.
2515 (build_cdtor): Move from c-decl.c
2516 (c_build_cdtor_fns): New function.
2518 * output.h (assemble_addr_to_section): Declare.
2519 (get_cdtor_priority_section): Likewise.
2520 * varasm.c (assemble_addr_to_section): New function.
2521 (get_cdtor_priority_section): Likewise.
2522 (default_named_section_asm_out_destructor): Use them.
2523 (destor_dtor_section_asm_out_destructor): Likewise.
2524 (default_named_section_asm_out_constructor): Likewise.
2525 (default_ctor_section_asm_out_constructor): Likewise.
2526 * config.gcc (*-*-vxworks*): Include vxworks.o.
2527 * config/t-vxworks (vxworks.o): New target.
2528 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
2529 (TARGET_ASM_CONSTRUCTOR): Define.
2530 (TARGET_ASM_DESTRUCTOR): Likewise.
2531 (vxworks_asm_out_constructor): Declare.
2532 (vxworks_asm_out_destructor): Likewise.
2534 * c-common.c (get_priority): Check that we have not just an
2535 INTEGER_CST, but an integer constant with integeral type.
2537 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
2539 PR tree-optimization/30938
2540 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
2541 use &dt[nargs-1] instead of &dt[nargs] in the call to
2542 vect_is_simple_use().
2544 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
2546 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
2547 from register elimination as PRE_MODIFY / POST_MODIFY increments.
2548 Do not attempt to handle MEM inside auto-inc expressions.
2549 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
2550 of a register modified by an auto-inc expression. However, do handle
2551 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
2552 (elimination_effects): Prohibit elimination of a register modified
2553 by an auto-inc expression. Disable register elimination rules whose
2554 target register is modified by an auto-inc expression with variable
2557 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
2559 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
2561 (array_at_struct_end_p): New function.
2562 (idx_infer_loop_bounds): Use it.
2563 (estimate_numbers_of_iterations_loop): Export.
2564 * predict.c (predict_loops): Use estimated_loop_iterations_int.
2565 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
2566 (tree_estimate_probability): Call record_loop_exits.
2567 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
2568 (estimated_loop_iterations, estimated_loop_iterations_int,
2569 estimated_loop_iterations_tree): New functions.
2570 (analyze_siv_subscript_cst_affine,
2571 compute_overlap_steps_for_affine_1_2,
2572 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
2573 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
2574 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
2575 (PRED_LOOP_ITERATIONS_GUESSED): New.
2576 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
2577 * cfgloop.h (estimate_numbers_of_iterations_loop,
2578 estimated_loop_iterations_int): Declare.
2580 2007-02-25 Mark Mitchell <mark@codesourcery.com>
2582 * doc/extend.texi: Document optional priority argument to
2583 constructors and destructors.
2584 * tree.c (init_priority_for_decl): Adjust GTY markers.
2585 (init_ttree): Use priority-info hash functions for
2586 init_priority_for_decl.
2587 (tree_map_eq): Rename to ...
2588 (tree_map_base_eq): ... this.
2589 (tree_map_marked_p): Rename to ...
2590 (tree_map_base_marked_p): ... this.
2591 (tree_map_base_hash): New function.
2592 (decl_init_priority_lookup): Rework.
2593 (decl_fini_priority_lookup): New function.
2594 (decl_priority_info): New function.
2595 (decl_init_priority_insert): Use it.
2596 (decl_fini_priority_insert): Likewise.
2597 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
2599 (decl_restrict_base_insert): Likewise.
2600 (decl_debug_expr_insert): Likewise.
2601 (decl_value_expr_lookup): Likewise.
2602 (decl_value_expr_insert): Likewise.
2603 * tree.h (priority_type): New type.
2604 (decl_init_priority_lookup): Use priority_type.
2605 (decl_fini_priority_lookup): New function.
2606 (decl_init_priority_insert): Use priority_type.
2607 (decl_fini_priority_insert): New function.
2608 (DECL_HAS_INIT_PRIORITY): Tweak comments.
2609 (DECL_INIT_PRIORITY): Likewise.
2610 (SET_DECL_INIT_PRIORITY): Add comment.
2611 (DECL_FINI_PRIORITY): New macro.
2612 (SET_DECL_FINI_PRIORITY): Likewise.
2613 (DEFAULT_INIT_PRIORITY): Document.
2614 (MAX_INIT_PRIORITY): Likewise.
2615 (MAX_RESERVED_INIT_PRIORITY): Likewise.
2616 (tree_map_base): New type.
2617 (tree_map_base_eq): New function.
2618 (tree_map_base_hash): Likewise.
2619 (tree_map_base_marked_p): Likewise.
2620 (tree_map): Inherit from tree_map_base.
2621 (tree_map_eq): Make it a macro.
2622 (tree_map_marked_p): Likewise.
2623 (tree_int_map): Inherit from tree_map_base.
2624 (tree_int_map_eq): Make it a macro.
2625 (tree_int_map_hash): Likewise.
2626 (tree_int_map_marked_p): Likewise.
2627 (tree_priority_map): New type.
2628 (tree_priority_map_eq): New macro.
2629 (tree_priority_map_hash): Likewise.
2630 (tree_priority_map_marked_p): Likewise.
2631 * varasm.c (emults_decl): Adjust for refactoring of tree_map
2633 (emutls_common_1): Likewise.
2634 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
2635 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
2636 of tree_map hierarchy.
2637 * tree-cfg.c (move_stmt_r): Likewise.
2638 (new_label_mapper): Likewise.
2639 * c-tree.h (c_expand_body): Move to ...
2640 * c-common.h (c_expand_body): ... here.
2641 * c-decl.c (c_expand_body): Move to ...
2642 * c-common.c (c_expand_body): ... here.
2643 (c_common_attribute_table): Allow 1 argument for the constructor
2644 and destructor attributes.
2645 (get_priority): New function.
2646 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
2647 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
2649 2007-02-24 Jan Hubicka <jh@suse.cz>
2652 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
2654 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2655 Jan Hubicka <jh@suse.cz>
2658 * i386.c (counter_mode): New function.
2659 (expand_set_or_movmem_via_loop): Use it.
2660 (expand_movmem_epilogue): Likewise; fix pasto.
2661 (ix86_expand_movmem): Do emit guard even for constant counts.
2662 (ix86_expand_setmem): Likewise.
2664 2007-02-25 Nick Clifton <nickc@redhat.com>
2666 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
2667 (JUMP_TABLES_IN_TEXT_SECTION): Define.
2669 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
2672 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
2673 count argument with 0x10, not with 0x16.
2674 (expand_setmem_epilogue): Ditto.
2676 2007-02-24 Mike Stump <mrs@apple.com>
2678 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
2681 2007-02-24 Richard Guenther <rguenther@suse.de>
2684 * fold-const.c (fold_binary): Fold x +- CST op x for
2685 EQ_EXPR and NE_EXPR.
2687 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2689 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
2691 2007-02-24 Jan Hubicka <jh@suse.cz>
2693 * cgraphunit.c (decide_is_function_needed): Honor
2694 -fkeep-inline-functions.
2696 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2698 * builtins.c (fold_builtin_modf): New.
2699 (fold_builtin_2): Use it.
2701 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
2703 * loop-iv.c (implies_p): Detect additional cases where A implies B.
2704 (determine_max_iter): Take additional LOOP arg; all callers changed.
2705 Lose broken logic dealing with PLUS. Try to limit the upper bound by
2706 one using simplifications.
2707 (simplify_using_initial_values): Return if the expression becomes
2708 invalid due to altered regs.
2710 2007-02-23 DJ Delorie <dj@redhat.com>
2712 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
2714 2007-02-23 Mike Stump <mrs@apple.com>
2716 * tlink.c (scan_linker_output): Parse linker messages from
2717 darwin9's linker better.
2719 2007-02-23 Steve Ellcey <sje@cup.hp.com>
2722 * varpool.c (varpool_assemble_pending_decls): Set
2723 varpool_last_needed_node to null.
2725 2007-02-23 DJ Delorie <dj@redhat.com>
2727 * config/i386/i386.c (ix86_data_alignment): Don't specify an
2728 alignment bigger than the object file can handle.
2730 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
2733 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
2734 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
2735 (*movsf_1): Penalize MMX moves.
2737 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
2739 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
2740 2^32-1 or more times unless flag_unsafe_loop_optimizations.
2742 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
2744 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2746 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
2747 (fold_builtin_1): Use them.
2748 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
2749 BUILT_IN_SIGNIFICAND.
2751 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
2753 * config/i386/i386.c (bdesc_1arg): Initialize
2754 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
2755 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
2756 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
2757 and IX86_BUILTIN_MOVSLDUP.
2759 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
2761 PR rtl-optimization/30841
2762 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
2764 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2766 * builtins.c (fold_builtin_frexp): New.
2767 (fold_builtin_2): Use it.
2769 2007-02-22 Mark Mitchell <mark@codesourcery.com>
2771 * doc/invoke.texi (Spec Files): Document getenv spec function.
2773 * gcc.c (getenv_spec_function): New function.
2774 (static_spec_functions): Add it.
2775 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
2776 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
2779 2007-02-22 Michael Matz <matz@suse.de
2782 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
2783 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
2785 2007-02-22 Ian Lance Taylor <iant@google.com>
2788 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
2789 (mem_loc_descriptor): Call it.
2791 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2792 Ira Rosen <irar@il.ibm.com>
2794 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
2796 2007-02-22 Ira Rosen <irar@il.ibm.com>
2798 PR tree-optimization/30843
2799 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
2800 stores only after all the group is vectorized.
2802 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
2804 PR tree-optimization/30858
2805 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
2806 in the reduction cycle have a single use in the loop.
2807 * tree-vectorizer.h (relevant): Add documentation.
2809 2007-02-20 Mike Stump <mrs@apple.com>
2811 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
2812 * configure: Regenerate.
2814 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
2816 Change the defaults of some parameters and options.
2817 * config/spu/spu-protos.h (spu_optimization_options): Declare.
2818 * config/spu/spu.c (spu_optimization_options): Add.
2819 (spu_override_options): Change params in spu_optimization_options.
2820 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
2822 Register 127 is only 16 byte aligned when used as a frame pointer.
2823 * config/spu/spu-protos.h (spu_init_expanders): Declare.
2824 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
2825 HARD_FRAME_POINTER_REGNUM.
2826 (spu_legitimate_address): Use regno_aligned_for_reload.
2827 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
2828 aligned when frame_pointer_needed is true.
2829 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
2831 * config/spu/spu.h (INIT_EXPANDERS): Define.
2833 Make sure shift and rotate instructions have valid immediate operands.
2834 * config/spu/predicates.md (spu_shift_operand): Remove.
2835 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
2836 * config/spu/constraints.md (W, O): Extend range.
2837 * config/spu/spu.md (umask, nmask): Define.
2838 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
2839 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
2840 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
2841 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
2842 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
2843 (lshr<mode>3_reg): Fix rtl description.
2845 Make sure mulhisi immediate operands are valid.
2846 * config/spu/predicates.md (imm_K_operand): Add.
2847 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
2849 Generate constants using fsmbi and andi.
2850 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
2851 (print_operand, spu_split_immediate, classify_immediate,
2852 fsmbi_const_p): Handle IC_FSMBI2.
2854 Correctly handle a CONST_VECTOR containing symbols.
2855 * config/spu/spu.c (print_operand): Handle HIGH correctly.
2856 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
2857 (immediate_load_p): Allow symbols that use 2 instructions to create.
2858 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
2859 with symbols when flag_pic is set.
2860 (const_vector_immediate_p): New.
2861 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
2862 accept a CONST_VECTOR with symbols.
2863 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
2864 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
2866 * config/spu/spu.md (high, low): Delete.
2867 (low_<mode>): Define.
2869 Remove INTRmode and INTR_REGNUM, which didn't work.
2870 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
2872 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
2873 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
2874 peephole2 pattern): Don't use INTR or 131.
2875 (movintrcc): Delete.
2876 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
2877 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
2878 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
2879 (UNSPEC_SET_INTR): Add.
2880 * config/spu/spu-modes.def (INTR): Remove.
2882 More accurate warnings about run-time relocations.
2883 * config/spu/spu.c (reloc_diagnostic): Test in_section.
2885 Correctly warn about immediate arguments to specific intrinsics.
2886 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
2887 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
2888 the instruction predicate.
2890 Fix tree check errors with latest update.
2891 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
2893 (spu_expand_builtin): Use CALL_EXPR_FN.
2895 Add missing specific intrinsics.
2896 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
2898 * config/spu/spu_internals.h: Ditto.
2900 Fix incorrect operand modifiers.
2901 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
2902 * config/spu/spu.md (xor<mode>3): Change %S to %J.
2904 Optimize one case of zero_extend of a vec_select.
2905 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
2907 Accept any immediate for hbr.
2908 * config/spu/spu.md (hbr): Change s constraints to i.
2910 2007-02-21 Paul Brook <paul@codesourcery.com>
2912 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
2913 condexec_count when skipping USE and CLOBBER.
2915 2007-02-21 Nick Clifton <nickc@redhat.com>
2917 * common.opt (Warray-bounds): Add Warning attribute.
2918 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
2920 (fsized-zeroes): Add Optimization attribute.
2921 (fsplit-wide-types, ftree-scev-cprop): Likewise.
2922 * c.opt (Wc++0x-compat): Add Warning attribute.
2924 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
2927 * reload1.c (eliminate_regs_in_insn): In the single_set special
2928 case, attempt to re-recognize the insn before falling back to
2929 having reload fix it up.
2931 2007-02-20 Eric Christopher <echristo@gmail.com>
2933 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
2934 Rewrite accordingly.
2935 (frv_read_iacc_argument): Ditto.
2936 (frv_expand_set_builtin): Take a call instead of arglist, update for
2938 (frv_expand_unop_builtin): Ditto.
2939 (frv_expand_binop_builtin): Ditto.
2940 (frv_expand_cut_builtin): Ditto.
2941 (frv_expand_binopimm_builtin): Ditto.
2942 (frv_expand_voidbinop_builtin): Ditto.
2943 (frv_expand_int_void2arg): Ditto.
2944 (frv_expand_prefetches): Ditto.
2945 (frv_expand_voidtriop_builtin): Ditto.
2946 (frv_expand_voidaccop_builtin): Ditto.
2947 (frv_expand_load_builtin): Ditto.
2948 (frv_expand_store_builtin): Ditto.
2949 (frv_expand_mdpackh_builtin): Ditto.
2950 (frv_expand_mclracc_builtin): Ditto.
2951 (frv_expand_mrdacc_builtin): Ditto.
2952 (frv_expand_mwtacc_builtin): Ditto.
2953 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
2956 2007-02-20 Janis Johnson <janis187@us.ibm.com>
2958 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
2959 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
2961 (HAVE_GAS_DFP): Check for assembler support of decimal floating
2963 * configure: Regenerate.
2964 * config.in: Regenerate.
2965 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
2966 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
2967 masks to power6 and power6x and to POWERPC_MASKS.
2968 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2970 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
2971 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
2972 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2973 Access PROTOTYPE as variable, not mask.
2975 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2977 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
2978 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
2979 * combine.c (adjust_for_new_dest): Use it.
2980 * postreload.c (reload_combine): Likewise.
2982 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
2984 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
2985 notes on an insn with multiple sets, even if single_set returns
2986 non-NULL for that insn.
2988 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2990 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
2993 2007-02-20 Geoffrey Keating <geoffk@apple.com>
2995 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
2996 if user didn't pass it.
2997 * config/i386/darwin.h (CC1_SPEC): Likewise.
2998 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
2999 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
3000 -mmacosx-version-min.
3002 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3003 Uros Bizjak <ubizjak@gmail.com>
3005 * optabs.h (enum optab_index): Add new OTI_scalb.
3006 (scalb_optab): Define corresponding macro.
3007 * optabs.c (init_optabs): Initialize scalb_optab.
3008 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
3010 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
3011 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
3012 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
3013 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
3014 flag_unsafe_math_optimizations is set.
3016 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
3017 to implement scalbf, scalb and scalbl built-ins as inline x87
3020 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3021 DJ Delorie <dj@redhat.com>
3024 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
3025 (diagnostic_report_diagnostic): ... here, and turn them into real
3026 errors. If warnings are inhibited, no need to do anything.
3028 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
3030 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
3031 better code generation.
3033 2007-02-20 Ben Elliston <bje@au.ibm.com>
3035 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
3037 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
3039 * config/alpha/alpha.c, config/alpha/alpha.md,
3040 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
3041 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
3042 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
3043 config/arm/lib1funcs.asm: Follow spelling conventions.
3045 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
3046 config/fr30/fr30.md, config/i386/i386.h,
3047 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3048 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
3049 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
3050 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
3051 config/rs6000/altivec.md, config/rs6000/rs6000.c,
3052 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
3053 config/sparc/sparc.c, config/sparc/sparc.h,
3054 config/sparc/sparc.md, config/spu/constraints.md,
3055 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
3058 2007-02-20 Alan Modra <amodra@bigpond.net.au>
3061 * varasm.c (use_blocks_for_decl_p): Return false for decls with
3064 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3066 * doc/invoke.texi (-ftree-lrs): Remove.
3068 2007-02-19 Diego Novillo <dnovillo@redhat.com>
3070 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
3073 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
3075 * config/ia64/ia64.c (ia64_expand_builtin): Use the
3076 new CALL_EXPR_FN macro for retrieving the function
3077 declaration of the input expression.
3079 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3081 * c.opt (Waddress): New.
3082 * common.opt (Walways-true): Delete.
3083 (Wstring-literal-comparison): Delete.
3084 * doc/invoke.texi (Warning Options): Delete -Walways-true and
3085 -Wstring-literal-comparison. Add -Waddress.
3087 (Walways-true): Delete.
3088 (Wstring-literal-comparison): Delete.
3089 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
3090 consistently instead of -Walways-true in example.
3091 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
3092 * c-typeck.c (parser_build_binary_op): Replace
3093 -Wstring-literal-comparison and -Walways-true with -Waddress.
3094 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
3097 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3099 * tree-cfg.c (dump_function_to_file): Be prepared for functions
3100 without DECL_STRUCT_FUNCTION initialized.
3102 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
3104 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
3105 due to calls to functions taking pointers as parameters.
3107 2007-02-19 Richard Henderson <rth@redhat.com>
3110 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
3113 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
3115 * config/s390/s390.c (s390_call_saved_register_used,
3116 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
3117 accessed to the new scheme.
3119 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3121 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
3122 (cris_print_index, cris_print_operand, cris_print_operand_address)
3123 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
3124 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
3125 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
3127 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
3128 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
3129 GO_IF_LEGITIMATE_ADDRESS): Ditto.
3130 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
3131 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
3132 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
3133 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
3134 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
3135 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
3136 (uminsi3, call, call_value): Ditto.
3137 (define_split: indir_to_reg_split, unnamed): Ditto.
3139 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
3141 PR tree-optimization/30975
3142 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
3145 2007-02-18 Eric Christopher <echristo@gmail.com>
3147 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
3148 Remove use of arglist.
3149 (mips_expand_builtin): Remove use of arglist, pass in expr.
3150 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
3151 (mips_expand_builtin_movtf): Ditto.
3152 (mips_expand_builtin_compare): Ditto.
3154 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3156 * tree-sra.c (sra_build_assignment): Replace assertion
3157 checking with a comment explaining why it can't be done.
3159 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3162 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
3163 during CALL_EXPR representation conversion.
3164 * tree-ssa-propagate.c (set_rhs): Likewise.
3166 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
3168 * tree-sra.c (sra_build_assignment): Disable assertion checking
3171 2007-02-18 Roger Sayle <roger@eyesopen.com>
3173 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
3174 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3175 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
3177 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
3178 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
3179 gimplify_init_ctor_eval_range, gimple_push_cleanup,
3180 gimplify_omp_for, gimplify_omp_atomic_pipeline,
3181 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
3182 force_gimple_operand): Likewise.
3183 * ipa-cp.c (constant_val_insert): Likewise.
3184 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
3185 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
3186 perfect_nestify): Likewise.
3187 * langhooks.c (lhd_omp_assignment): Likewise.
3188 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
3189 lower_copyprivate_clauses, lower_send_clauses,
3190 lower_send_shared_vars, expand_parallel_call,
3191 expand_omp_for_generic, expand_omp_for_static_nochunk,
3192 expand_omp_for_static_chunk, expand_omp_sections,
3193 lower_omp_single_copy, lower_omp_for_lastprivate,
3194 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
3195 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
3196 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
3199 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3201 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
3202 config/sh/sh.md: Follow spelling conventions.
3204 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
3205 config/frv/predicates.md: Follow spelling conventions.
3207 * config/m68k/linux-unwind.h: Fix a comment typo.
3208 * target.h: Follow spelling conventions.
3210 2007-02-18 Roger Sayle <roger@eyesopen.com>
3212 PR rtl-optimization/28173
3213 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
3214 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
3215 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
3216 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
3217 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
3219 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3221 * builtins.c (fold_builtin_load_exponent): New.
3222 (fold_builtin_2): Use it.
3224 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
3226 PR rtl-optimization/30773
3227 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
3228 if we fail to attach a REG_EQUIV note.
3230 2007-02-18 David Edelsohn <edelsohn@gnu.org>
3231 Roger Sayle <roger@eyesopen.com>
3233 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
3235 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
3237 * calls.c (initialize_argument_information): Pass original EXP
3238 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
3239 code to split complex arguments here, as part of initializing the
3241 (expand_call): Remove code that builds a list of arguments and
3242 inserts implicit arguments into it. Instead, just count how many
3243 implicit arguments there will be so we can determine the size of
3244 the ARGS array, and let initialize_argument_information do the work.
3245 (split_complex_values): Delete unused function.
3247 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3249 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
3251 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3253 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
3254 for arg pointer based indexed addressing.
3256 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3258 * config/ia64/ia64.h, config/ia64/ia64.md,
3259 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
3260 spelling conventions.
3262 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3264 * config/m68k/m68k.c (split_di): New.
3265 * config/m68k/m68k-protos.h: Declare split_di.
3266 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
3267 Improve predicate handling and split constant shifts.
3269 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3271 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
3272 parameter for register bitfield operations, general predicates
3275 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
3277 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
3278 * config/m68k/linux-unwind.h: New file.
3280 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3282 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
3283 config/i386/athlon.md, config/ia64/ia64.md,
3284 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
3285 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
3286 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
3287 tree-ssa-loop-niter.c, tree-vect-analyze.c,
3288 tree-vect-transform.c: Fix comment typos.
3290 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
3292 * sched-deps.c (find_insn_list): Remove.
3293 * sched-int.h: Remove the prototype for find_insn_list.
3295 2007-02-16 Geoffrey Keating <geoffk@apple.com>
3297 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
3299 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
3300 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
3301 darwin_rs6000_override_options.
3302 (C_COMMON_OVERRIDE_OPTIONS): Expect
3303 darwin_macosx_version_min to be non-NULL always.
3304 (TARGET_C99_FUNCTIONS): Likewise.
3305 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
3306 (DARWIN_MINVERSION_SPEC): New.
3307 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
3308 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
3310 (DARWIN_MINVERSION_SPEC): New.
3311 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
3313 * config/darwin-c.c (darwin_cpp_builtins): Expect
3314 darwin_macosx_version_min to be non-NULL always.
3316 * config/rs6000/rs6000.c: Clean up trailing whitespace.
3318 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/i386.h (x86_use_xchgb): New.
3321 (TARGET_USE_XCHGB): New macro.
3322 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
3323 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
3324 Split after reload into bswaphi for shifts of 8.
3325 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
3326 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
3327 or when optimizing for size.
3329 2007-02-16 Richard Guenther <rguenther@suse.de>
3330 Christian Bruel <christian.bruel@st.com>
3332 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
3333 DECLs but prefer SSA_NAMEs over DECLs.
3335 2007-02-16 Richard Guenther <rguenther@suse.de>
3337 * tree-flow-inline.h (single_imm_use_p): Remove.
3338 (zero_imm_uses_p): Likewise.
3339 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
3340 instead of single_imm_use_p.
3341 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
3344 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3347 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
3348 nested double- and backquotes.
3350 2007-02-15 Roger Sayle <roger@eyesopen.com>
3353 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
3354 should be unreachable.
3355 (build2_stat): Allow construction of MODIFY_EXPR at any time.
3356 For the time being redirect GIMPLE_MODIFY_STMT to the new
3357 (renamed) build_gimple_modify_stmt_stat.
3358 (build2_gimple_stat): Rename to...
3359 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
3360 Always build a GIMPLE_MODIFY_STMT node.
3361 * tree.h (build2_gimple, build2_gimple_stat): Delete.
3362 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
3365 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
3366 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
3367 * tree-complex.c (set_component_ssa_name, expand_complex_move,
3368 expand_complex_div_wide): Likewise.
3369 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
3370 * tree-ssa-loop-im.c (schedule_sm): Likewise.
3371 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
3372 * tree-ssa-loop-manip.c (create_iv): Likewise.
3373 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
3374 abs_replacement): Likewise.
3375 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
3376 realify_fake_stores): Likewise.
3378 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
3379 node rather than a GIMPLE_MODIFY_STMT node.
3380 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
3381 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
3383 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
3384 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
3387 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3390 * fold-const.c (fold_comparison): Add back the
3391 folding of constant complex comparisions.
3393 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3396 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
3397 effects unknown to this function, return early.
3399 2007-02-15 Ian Lance Taylor <iant@google.com>
3401 * lower-subreg.c (move_eh_region_note): New static function.
3402 (resolve_simple_move): Call it.
3403 (decompose_multiword_subregs): Track blocks for which we resolve a
3404 simple move which is also a control flow insn. Pass them to
3405 find_many_sub_basic_blocks.
3406 (pass_lower_subreg): Add TODO_verify_flow.
3407 (pass_lower_subreg2): Likewise.
3409 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3410 Brooks Moses <brooks.moses@codesourcery.com>
3411 Lee Millward <lee.millward@codesourcery.com>
3413 * tree.h (enum tree_code_class): Add tcc_vl_exp.
3414 (VL_EXP_CLASS_P): New.
3415 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
3417 (TREE_OPERAND_CHECK_CODE): Likewise.
3418 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
3419 (TREE_RTL_OPERAND_CHECK): Likewise.
3420 (tree_operand_check_failed): Make second parameter the whole tree
3421 instead of its code. Fixed callers.
3422 (VL_EXP_CHECK): New.
3423 (TREE_OPERAND_LENGTH): New.
3424 (VL_EXP_OPERAND_LENGTH): New.
3425 (CALL_EXPR_FN): New.
3426 (CALL_EXPR_STATIC_CHAIN): New.
3427 (CALL_EXPR_ARGS): New.
3428 (CALL_EXPR_ARG): New.
3429 (call_expr_nargs): New.
3430 (CALL_EXPR_ARGP): New.
3431 (build_nt_call_list): Declare.
3432 (build_vl_exp_stat): Declare.
3433 (build_vl_exp): New.
3434 (build_call_list): Declare.
3435 (build_call_nary): Declare.
3436 (build_call_valist): Declare.
3437 (build_call_array): Declare.
3438 (call_expr_arg): Declare.
3439 (call_expr_argp): Declare.
3440 (call_expr_arglist): Declare.
3441 (fold_build_call_list): Declare.
3442 (fold_build_call_list_initializer): Declare.
3443 (fold_call_expr): Declare to replace fold_builtin.
3444 (fold_builtin_fputs): Update to agree with modified definition.
3445 (fold_builtin_strcpy): Likewise.
3446 (fold_builtin_strncpy): Likewise.
3447 (fold_builtin_memory_chk): Likewise.
3448 (fold_builtin_stxcpy_chk): Likewise.
3449 (fold_builtin_strncpy_chk): Likewise.
3450 (fold_builtin_next_arg): Likewise.
3451 (fold_build_call_expr): Declare.
3452 (fold_builtin_call_list): Declare.
3453 (fold_builtin_call_valist): Declare.
3454 (build_call_expr): Declare.
3455 (validate_arglist): Update to agree with modified definition.
3456 (tree_operand_length): New.
3457 (call_expr_arg_iterator): New.
3458 (init_call_expr_arg_iterator): New.
3459 (next_call_expr_arg): New.
3460 (first_call_expr_arg): New.
3461 (more_call_expr_args_p): New.
3462 (FOR_EACH_CALL_EXPR_ARG): New.
3464 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
3465 and tcc_gimple_stmt.
3466 (tree_code_size): Update documentation. Use sizeof (tree) rather
3467 than sizeof (char *).
3468 (tree_size): Likewise. Add case for tcc_vl_exp.
3469 (tree_node_structure): Add case for tcc_vl_exp.
3470 (contains_placeholder_p): Likewise.
3471 (substitute_in_expr): Likewise.
3472 (substitute_placeholder_in_expr): Likewise.
3473 (stabilize_reference_1): Likewise.
3474 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
3475 to diagnose breakage of this interface for constructing CALL_EXPRs.
3476 (build_nt): Add similar assertion here.
3477 (build_nt_call_list): New.
3478 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
3479 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
3481 (get_callee_fndecl): Use new CALL_EXPR accessors.
3482 (tree_operand_check_failed): Change parameters to pass entire node
3483 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
3484 (process_call_operands): New.
3485 (build_vl_exp_stat): New.
3486 (build_call_list): New.
3487 (build_call_nary): New.
3488 (build_call_valist): New.
3489 (build_call_array): New.
3490 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3491 (call_expr_arglist): New.
3493 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
3494 tcc_vl_exp instead of a fixed-size tcc_expression.
3496 * doc/c-tree.texi (CALL_EXPR): Document new representation and
3497 accessors for CALL_EXPRs.
3498 (AGGR_INIT_EXPR): Likewise.
3500 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3501 Brooks Moses <brooks.moses@codesourcery.com>
3502 Lee Millward <lee.millward@codesourcery.com>
3504 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
3505 (expand_builtin_nonlocal_goto): Change parameter to be entire
3506 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
3507 (expand_builtin_prefetch): Likewise.
3508 (expand_builtin_classify_type): Likewise.
3509 (mathfn_built_in): Return NULL_TREE instead of 0.
3510 (expand_errno_check): Use new CALL_EXPR accessors.
3511 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
3512 Return NULL_RTX instead of 0.
3513 (expand_builtin_mathfn_2): Likewise.
3514 (expand_builtin_mathfn_3): Likewise.
3515 (expand_builtin_interclass_mathfn): Likewise.
3516 (expand_builtin_sincos): Likewise.
3517 (expand_builtin_cexpi): Likewise.
3518 (expand_builtin_int_roundingfn): Likewise.
3519 (expand_builtin_int_roundingfn_2): Likewise.
3520 (expand_builtin_pow): Likewise.
3521 (expand_builtin_powi): Likewise.
3522 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
3523 of arglist, fixing callers appropriately. Use new CALL_EXPR
3524 accessors and constructors. Return NULL_RTX instead of 0.
3525 (expand_builtin_strstr): Likewise.
3526 (expand_builtin_strchr): Likewise.
3527 (expand_builtin_strrchr): Likewise.
3528 (expand_builtin_strpbrk): Likewise.
3529 (expand_builtin_memcpy): Likewise.
3530 (expand_builtin_mempcpy): Likewise.
3531 (expand_builtin_mempcpy_args): New.
3532 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
3533 (expand_builtin_memmove_args): New.
3534 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
3535 (expand_movstr): Likewise.
3536 (expand_builtin_strcpy): Likewise.
3537 (expand_builtin_strcpy_args): New.
3538 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
3539 (expand_builtin_strncpy): Likewise.
3540 (expand_builtin_memset): Likewise.
3541 (expand_builtin_memset_args): New.
3542 (expand_builtin_bzero): Similarly to expand_builtin_memset.
3543 (expand_builtin_memcmp): Likewise.
3544 (expand_builtin_strcmp): Likewise.
3545 (expand_builtin_strncmp): Likewise.
3546 (expand_builtin_strcat): Likewise.
3547 (expand_builtin_strncat): Likewise.
3548 (expand_builtin_strspn): Likewise.
3549 (expand_builtin_strcspn): Likewise.
3550 (expand_builtin_args_info): Likewise.
3551 (expand_builtin_va_start): Likewise.
3552 (gimplify_va_arg_expr): Likewise.
3553 (expand_builtin_va_end): Likewise.
3554 (expand_builtin_va_copy): Likewise.
3555 (expand_builtin_frame_address): Likewise.
3556 (expand_builtin_alloca): Likewise.
3557 (expand_builtin_bswap): Likewise.
3558 (expand_builtin_unop): Likewise.
3559 (expand_builtin_fputs): Likewise.
3560 (expand_builtin_expect): Likewise.
3561 (expand_builtin_fabs): Likewise.
3562 (expand_builtin_copysign): Likewise.
3563 (expand_builtin_printf): Likewise.
3564 (expand_builtin_fprintf): Likewise.
3565 (expand_builtin_sprintf): Likewise.
3566 (expand_builtin_init_trampoline): Likewise.
3567 (expand_builtin_signbit): Likewise.
3568 (expand_builtin_fork_or_exec): Likewise.
3569 (expand_builtin_sync_operation): Likewise.
3570 (expand_builtin_compare_and_swap): Likewise.
3571 (expand_builtin_lock_test_and_set): Likewise.
3572 (expand_builtin_lock_release): Likewise.
3573 (expand_builtin): Likewise.
3574 (builtin_mathfn_code): Likewise.
3576 (fold_builtin_constant_p): Pass call arguments individually instead
3577 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3578 accessors and constructors. Return NULL_TREE instead of 0.
3579 (fold_builtin_expect): Likewise.
3580 (fold_builtin_classify_type): Likewise.
3581 (fold_builtin_strlen): Likewise.
3582 (fold_builtin_nan): Likewise.
3583 (integer_valued_real_p): Likewise.
3584 (fold_trunc_transparent_mathfn): Likewise.
3585 (fold_fixed_mathfn): Likewise.
3586 (fold_builtin_cabs): Likewise.
3587 (fold_builtin_sqrt): Likewise.
3588 (fold_builtin_cbrt): Likewise.
3589 (fold_builtin_cos): Likewise.
3590 (fold_builtin_cosh): Likewise.
3591 (fold_builtin_tan): Likewise.
3592 (fold_builtin_sincos): Likewise.
3593 (fold_builtin_cexp): Likewise.
3594 (fold_builtin_trunc): Likewise.
3595 (fold_builtin_floor): Likewise.
3596 (fold_builtin_ceil): Likewise.
3597 (fold_builtin_round): Likewise.
3598 (fold_builtin_int_roundingfn): Likewise.
3599 (fold_builtin_bitop): Likewise.
3600 (fold_builtin_bswap): Likewise.
3601 (fold_builtin_logarithm): Likewise.
3602 (fold_builtin_hypot): Likewise.
3603 (fold_builtin_pow): Likewise.
3604 (fold_builtin_powi): Likewise.
3605 (fold_builtin_exponent): Likewise.
3606 (fold_builtin_memset): Likewise.
3607 (fold_builtin_bzero): Likewise.
3608 (fold_builtin_memory_op): Likewise.
3609 (fold_builtin_bcopy): Deleted; call site changed to invoke
3610 fold_builtin_memory_op directly.
3611 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
3612 (fold_builtin_strncpy): Likewise.
3613 (fold_builtin_memcmp): Likewise.
3614 (fold_builtin_strcmp): Likewise.
3615 (fold_builtin_strncmp): Likewise.
3616 (fold_builtin_signbit): Likewise.
3617 (fold_builtin_copysign): Likewise.
3618 (fold_builtin_isascii): Likewise.
3619 (fold_builtin_toascii): Likewise.
3620 (fold_builtin_isdigit): Likewise.
3621 (fold_builtin_fabs): Likewise.
3622 (fold_builtin_abs): Likewise.
3623 (fold_builtin_fmin_fmax): Likewise.
3624 (fold_builtin_carg): Likewise.
3625 (fold_builtin_classify): Likewise.
3626 (fold_builtin_unordered_cmp): Likewise.
3628 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
3629 New functions split out from fold_builtin_1.
3630 (fold_builtin_n): New.
3631 (fold_builtin_varargs): New.
3632 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
3634 (fold_call_expr): New.
3635 (build_function_call_expr): Rewrite to use new helper function.
3636 (fold_builtin_call_list): New.
3637 (build_call_expr): New.
3638 (fold_builtin_call_valist): New.
3639 (rewrite_call_expr): New.
3640 (validate_arg): New.
3641 (validate_arglist): Change parameter to be entire CALL_EXPR instead
3642 of an arglist. Change return type to bool. Use new CALL_EXPR
3645 (fold_builtin_strstr): Pass call arguments individually instead
3646 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3647 accessors and constructors. Return NULL_TREE instead of 0.
3648 (fold_builtin_strchr): Likewise.
3649 (fold_builtin_strrchr): Likewise.
3650 (fold_builtin_strpbrk): Likewise.
3651 (fold_builtin_strcat): Likewise.
3652 (fold_builtin_strncat): Likewise.
3653 (fold_builtin_strspn): Likewise.
3654 (fold_builtin_strcspn): Likewise.
3655 (fold_builtin_fputs): Likewise.
3656 (fold_builtin_next_arg): Likewise.
3657 (fold_builtin_sprintf): Likewise.
3659 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
3660 NULL_RTX instead of 0.
3661 (expand_builtin_memory_chk): Likewise.
3662 (maybe_emit_chk_warning): Likewise.
3663 (maybe_emit_sprintf_chk_warning): Likewise.
3665 (fold_builtin_object_size): Pass call arguments individually instead
3666 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
3667 accessors and constructors. Return NULL_TREE instead of 0.
3668 (fold_builtin_memory_chk): Likewise.
3669 (fold_builtin_stxcpy_chk): Likewise.
3670 (fold_builtin_strncpy_chk): Likewise.
3671 (fold_builtin_strcat_chk): Likewise.
3672 (fold_builtin_strcat_chk): Likewise.
3673 (fold_builtin_strncat_chk): Likewise.
3674 (fold_builtin_sprintf_chk): Likewise.
3675 (fold_builtin_snprintf_chk): Likewise.
3676 (fold_builtin_printf): Likewise.
3677 (fold_builtin_vprintf): Likewise.
3679 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
3681 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
3682 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3683 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
3684 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
3685 (fold_unary): Likewise.
3686 (fold_binary): Likewise.
3687 (fold_ternary): Remove CALL_EXPR case, since they are no longer
3688 ternary expressions.
3689 (fold): Add logic for tcc_vl_exp.
3690 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
3691 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3692 (fold_build3_stat): Add assertion to flag broken interface for
3693 constructing CALL_EXPRs.
3694 (fold_build_call_list): New.
3695 (fold_build_call_list_initializer): New.
3696 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
3698 (fold_strip_sign_ops): Likewise.
3700 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3701 Brooks Moses <brooks.moses@codesourcery.com>
3702 Lee Millward <lee.millward@codesourcery.com>
3704 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
3705 accessors and dump arguments explicitly.
3707 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
3709 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
3711 (print_call_name): Use new CALL_EXPR accessors.
3713 * print-tree.c (print_node): Add case tcc_vl_exp. Print
3714 CALL_EXPR arguments explicitly instead of as a list. Use
3715 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3717 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
3718 (vrp_visit_stmt): Likewise.
3720 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
3721 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
3723 (force_move_till_expr): Likewise.
3725 * targhooks.c (default_external_stack_protect_fail): Use
3726 build_call_expr instead of build_function_call_expr.
3727 (default_hidden_stack_protect_fail): Likewise.
3729 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
3732 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
3733 and walk arguments explicitly.
3735 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
3736 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3737 (expand_simple_operations): Likewise.
3738 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
3740 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
3741 of TREE_CODE_LENGTH.
3742 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
3744 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
3745 instead of TREE_CODE_LENGTH.
3747 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
3748 (tree_ic_transform): Likewise.
3749 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
3750 parameter instead of arglist. Fix callers.
3751 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
3752 (tree_stringops_transform): Likewise.
3753 (tree_indirect_call_to_profile): Likewise.
3754 (tree_stringops_values_to_profile): Likewise.
3756 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
3757 (eliminate_tail_call): Likewise.
3759 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
3761 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
3762 Use TREE_OPERAND_LENGTH and generalize to handle any number of
3764 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
3766 * omp-low.c (build_omp_barrier): Use build_call_expr.
3767 (lower_rec_input_clauses): Likewise.
3768 (lower_reduction_clauses): Likewise.
3769 (expand_parallel_call): Likewise.
3770 (maybe_catch_exception): Likewise.
3771 (expand_omp_for_generic): Likewise.
3772 (expand_omp_for_static_nochunk): Likewise.
3773 (expand_omp_sections): Likewise.
3774 (lower_omp_single_simple): Likewise.
3775 (lower_omp_single_copy): Likewise.
3776 (lower_omp_master): Likewise.
3777 (lower_omp_ordered): Likewise.
3778 (lower_omp_critical): Likewise.
3780 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
3781 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
3783 * tree-gimple.c (is_gimple_call_addr): Fix doc.
3784 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
3785 TREE_CODE_LENGTH. Add tcc_vl_exp case.
3787 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
3788 and generalize to handle any number of operands.
3789 (chrec_contains_undetermined): Likewise.
3790 (tree_contains_chrecs): Likewise.
3791 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
3793 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
3795 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
3796 fold_call_expr instead of fold_builtin.
3797 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
3798 match declarations there.
3799 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
3802 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
3803 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3805 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
3806 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
3808 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
3811 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
3812 (execute_cse_sincos): Use new CALL_EXPR accessors.
3814 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
3816 * gimple-low.c (lower_function_body): Use build_call_expr.
3817 (lower_builtin_setjmp): Likewise.
3819 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
3820 (set_storage_via_libcall): Likewise.
3821 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
3822 instead of TREE_CODE_LENGTH.
3823 (expand_expr_real_1): Use new CALL_EXPR accessors.
3825 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
3826 generalize to handle any number of operands.
3827 (TB_parent_eq): Likewise.
3829 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
3830 (strip_builtin_expect): Likewise.
3832 * function.c (gimplify_parameters): Use build_call_expr.
3834 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
3835 instead of TREE_CODE_LENGTH.
3837 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
3838 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
3840 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
3843 * gimplify.c (build_stack_save_restore): Use build_call_expr.
3844 (gimplify_decl_expr): Likewise.
3845 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
3846 Use new CALL_EXPR iterators.
3847 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
3848 (gimplify_modify_expr_to_memset): Likewise.
3849 (gimplify_variable_sized_compare): Likewise.
3850 (gimplify_omp_atomic_fetch_op): Likewise.
3851 (gimplify_omp_atomic_pipeline): Likewise.
3852 (gimplify_omp_atomic_mutex): Likewise.
3853 (gimplify_function_tree): Likewise.
3855 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
3856 (call_expr_flags): Likewise.
3857 (expand_call): Likewise.
3859 * except.c (expand_builtin_eh_return_data_regno): Pass entire
3860 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3863 * coverage.c (create_coverage): Use build_call_expr.
3865 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
3866 (temp_call_expr_obstack): New.
3867 (pool_copy_list): Delete.
3868 (temp_copy_call_expr): New.
3869 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
3870 CALL_EXPR accessors. Get rid of special goo for copying argument
3871 lists and use temp_copy_call_expr instead.
3872 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
3873 CALL_EXPR accessors.
3874 (create_expression_by_pieces): Likewise. Use build_call_array
3875 to construct the result instead of fold_build3.
3876 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
3877 dealing with argument lists.
3878 (init_pre): Remove references to expression_node_pool and
3879 list_node_pool. Init temp_call_expr_obstack instead.
3880 (fini_pre): Remove references to expression_node_pool and
3883 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
3884 and walk arguments explicitly instead of as a list.
3886 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
3887 (mx_register_decls): Likewise.
3888 (mudflap_register_call): Likewise.
3889 (mudflap_finish_file): Likewise.
3891 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
3892 (ipa_callsite_compute_param): Likewise.
3894 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
3895 accessors and constructor.
3897 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
3898 accessors and constructor.
3899 (convert_tramp_reference): Likewise.
3900 (convert_call_expr): Likewise.
3901 (finalize_nesting_tree_1): Likewise.
3903 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
3906 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
3908 * tree-inline.c (initialize_inlined_parameters): Pass entire
3909 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
3911 (estimate_num_insns_1): Use new CALL_EXPR accessors.
3912 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
3914 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
3915 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3916 (vectorizable_reduction): Likewise.
3917 (vectorizable_call): Use new CALL_EXPR iterators.
3918 (vectorizable_conversion): Use build_call_expr.
3919 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
3920 (vect_gen_widened_results_half): Use build_call_expr.
3921 (vect_setup_realignment): Likewise.
3922 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
3924 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
3925 (pass_through_call): Likewise.
3926 (compute_object_sizes): Likewise. Use fold_call_expr instead of
3929 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
3930 (tree_gen_pow2_profiler): Likewise.
3931 (tree_gen_one_value_profiler): Likewise.
3932 (tree_gen_ic_func_profiler): Likewise.
3933 (tree_gen_average_profiler): Likewise.
3934 (tree_gen_ior_profiler): Likewise.
3936 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
3937 (find_func_aliases): Use new CALL_EXPR accessors. Add case
3938 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
3940 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
3941 of TREE_CODE_LENGTH.
3943 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
3944 of TREE_CODE_LENGTH.
3946 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
3948 (convert_to_integer): Likewise.
3950 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
3953 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
3954 Brooks Moses <brooks.moses@codesourcery.com>
3955 Lee Millward <lee.millward@codesourcery.com>
3957 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
3959 * config/frv/frv.c (frv_expand_builtin): Likewise.
3960 * config/s390/s390.c (s390_expand_builtin): Likewise.
3962 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
3963 (sparc_expand_builtin): Use new CALL_EXPR accessors.
3965 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
3966 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
3967 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
3968 (ix86_expand_store_builtin): Likewise.
3969 (ix86_expand_unop_builtin): Likewise.
3970 (ix86_expand_unop1_builtin): Likewise.
3971 (ix86_expand_sse_compare): Likewise.
3972 (ix86_expand_sse_comi): Likewise.
3973 (ix86_expand_vec_init_builtin): Likewise.
3974 (ix86_expand_vec_ext_builtin): Likewise.
3975 (ix86_expand_vec_set_builtin): Likewise.
3976 (ix86_expand_builtin): Use new CALL_EXPR accessors.
3978 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
3979 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
3981 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
3982 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
3983 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
3985 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
3987 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
3988 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
3989 arglist. Use new CALL_EXPR accessors. Fix callers.
3990 (altivec_expand_abs_builtin): Likewise.
3991 (rs6000_expand_binop_builtin): Likewise.
3992 (altivec_expand_predicate_builtin): Likewise.
3993 (altivec_expand_lv_builtin): Likewise.
3994 (spe_expand_stv_builtin): Likewise.
3995 (altivec_expand_stv_builtin): Likewise.
3996 (rs6000_expand_ternop_builtin): Likewise.
3997 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
3998 (altivec_expand_st_builtin): Likewise.
3999 (altivec_expand_dst_builtin): Likewise.
4000 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
4001 arglist. Use new CALL_EXPR accessors. Fix callers.
4002 (altivec_expand_vec_set_builtin): Likewise.
4003 (altivec_expand_vec_ext_builtin): Likewise.
4004 (altivec_expand_builtin): Use new CALL_EXPR accessors.
4005 (spe_expand_builtin): Likewise.
4006 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
4007 arglist. Use new CALL_EXPR accessors. Fix callers.
4008 (spe_expand_evsel_builtin): Likewise.
4009 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
4010 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
4012 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
4013 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4014 (arm_expand_unop_builtin): Likewise.
4015 (arm_expand_builtin): Use new CALL_EXPR accessors.
4017 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
4020 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
4021 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
4022 (bfin_expand_unop_builtin): Likewise.
4023 (bfin_expand_builtin): Use new CALL_EXPR accessors.
4025 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
4026 Brooks Moses <brooks.moses@codesourcery.com>
4027 Lee Millward <lee.millward@codesourcery.com>
4029 * c-semantics.c (build_stmt): Add internal diagnostic check.
4031 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
4032 accessors. Print arguments explicitly instead of as a list.
4034 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
4036 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
4037 (c_finish_omp_flish): Likewise.
4039 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
4040 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
4041 instead of TREE_CODE_LENGTH.
4042 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
4043 (c_warn_unused_result): Likewise.
4045 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4048 * doc/invoke.texi (Warning Options): Remove
4049 -Werror-implicit-function-declaration.
4050 (Wimplicit-function-declaration): Update description.
4051 * opts.c (common_handle_option): Move handling of -Werror=* to...
4052 (enable_warning_as_error): ...here.
4053 * opts.h (enable_warning_as_error): Declare.
4054 * c-decl.c (implicit_decl_warning): Unless
4055 -Wno-implicit-function-declaration is given, emit a pedwarn if
4056 -std=c99 or emit a warning if -Wimplicit-function-declaration.
4057 * c.opt (Wimplicit-function-declaration): Replace
4058 mesg_implicit_function_declaration with
4059 warn_implicit_function_declaration.
4060 * c-opts.c (c_common_handle_option):
4061 -Werror-implicit-function-declaration is exactly equal as
4062 -Werror=implicit-function-declaration.
4063 (set_Wimplicit): Replace mesg_implicit_function_declaration with
4064 warn_implicit_function_declaration.
4065 (c_common_post_options): -Wimplict-function-declaration is enabled
4066 by default by -std=c99, otherwise is disabled by default.
4067 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
4069 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4071 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
4072 DECL on the rhs to a DECL on the lhs for debug info purposes if the
4073 former is ignored but not the latter.
4075 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
4077 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
4078 is made and the reference doesn't use the alias set of its type,
4079 do not create the temporary using that type.
4081 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
4083 * jump.c: Remove prototypes for delete_computation and
4084 delete_prior_computation.
4086 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4088 * jump.c (get_label_after): Delete.
4089 (get_label_before, delete_computation, delete_jump,
4090 delete_prior_computation, follow_jumps): Move...
4091 * reorg.c (delete_computation, delete_prior_computation): ... here...
4092 (get_label_before, delete_jump): ... making these static ...
4093 (follow_jumps): ... and simplifying this since it only runs after
4095 * rtl.h (get_label_after, get_label_before, delete_jump,
4096 follow_jumps): Delete prototypes.
4098 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
4100 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
4102 2007-02-15 Nick Clifton <nickc@redhat.com>
4104 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
4105 order to prevent it from being munged by the target.
4107 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
4109 * config/i386/i386.md: Remove misleading comment.
4111 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4113 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
4114 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
4117 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4119 * tree-sra.c (instantiate_missing_elements): Canonicalize
4121 (sra_build_assignment): New.
4122 (generate_copy_inout, generate_element_copy,
4123 generate_element_zero, generate_one_element_init): Use it.
4125 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4127 * tree-sra.c (instantiate_missing_elements): Canonicalize
4129 (sra_build_assignment): New.
4130 (generate_copy_inout, generate_element_copy,
4131 generate_element_zero, generate_one_element_init): Use it.
4133 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
4135 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
4138 2007-02-14 Joseph Myers <joseph@codesourcery.com>
4140 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
4141 types as aggregates not scalars.
4142 * function.c (assign_stack_temp_for_type): Likewise.
4144 2007-02-14 Roger Sayle <roger@eyesopen.com>
4145 Zdenek Dvorak <dvorakz@suse.cz>
4147 * tree-dump.c (dump_switch_p_1): Require exact match of the option
4150 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
4152 * passes.c (next_pass_1): Clear the next field of the copied
4155 2007-02-14 Richard Henderson <rth@redhat.com>
4157 * tree-sra.c (early_sra): New.
4158 (decl_can_be_decomposed_p): Deny va_list if early_sra.
4159 (tree_sra_early, pass_sra_early): New.
4160 * tree-pass.h (pass_sra_early): Declare.
4161 * passes.c (init_optimization_passes): Use it.
4163 2007-02-14 Richard Guenther <rguenther@suse.de>
4165 * flags.h (issue_strict_overflow_warning): Convert to a macro.
4167 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
4169 PR tree-optimization/30771
4170 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
4172 (vect_analyze_operations): Induction phis can now be marked as
4174 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
4175 Update documentation accordingly.
4177 2007-02-14 Nick Clifton <nickc@redhat.com>
4179 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
4180 most 3 arguments are supported.
4181 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
4183 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
4185 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
4186 Ensure dst->current is valid.
4188 2007-02-13 Paul Brook <paul@codesourcery.com>
4190 * config.gcc: Add arm*-*-uclinux-*eabi.
4191 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
4192 (SUBTARGET_EXTRA_LINK_SPEC): Define.
4193 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
4194 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
4195 (LINK_SPEC): Define.
4197 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
4199 * config/arm/uclinux-eabi.h: New file.
4200 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
4201 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
4204 2007-02-13 Ian Lance Taylor <iant@google.com>
4206 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
4207 * flags.h (warn_strict_overflow): Declare.
4208 (enum warn_strict_overflow_code): Define.
4209 (issue_strict_overflow_warning): New static inline function.
4210 * opts.c (warn_strict_overflow): New variable.
4211 (common_handle_option): Handle OPT_Wstrict_overflow and
4212 OPT_Wstrict_overflow_.
4213 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
4215 * fold-const.c: Include intl.h.
4216 (fold_deferring_overflow_warnings): New static variable.
4217 (fold_deferred_overflow_warning): New static variable.
4218 (fold_deferred_overflow_code): New static variable.
4219 (fold_defer_overflow_warnings): New function.
4220 (fold_undefer_overflow_warnings): New function.
4221 (fold_undefer_and_ignore_overflow_warnings): New function.
4222 (fold_deferring_overflow_warnings_p): New function.
4223 (fold_overflow_warning): New static function.
4224 (make_range): Add strict_overflow_p parameter. Change all
4226 (extract_muldiv, extract_muldiv_1): Likewise.
4227 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
4228 tree_expr_nonnegative_p.
4229 (fold_negate_expr): Call fold_overflow_warning.
4230 (fold_range_test): Likewise.
4231 (fold_comparison): Likewise.
4232 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
4233 instead of tree_expr_nonnegative_p.
4234 (tree_expr_nonnegative_warnv_p): Rename from
4235 tree_expr_nonnegative_p, add strict_overflow_p parameter.
4236 (tree_expr_nonnegative_p): New function.
4237 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
4238 strict_overflow_p parameter.
4239 (tree_expr_nonzero_p): New function.
4240 * passes.c (verify_interpass_invariants): New static function.
4241 (execute_one_pass): Call it.
4242 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
4244 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
4245 (estimate_numbers_of_iterations): Likewise.
4246 (scev_probably_wraps_p): Likewise.
4247 * tree-ssa-ccp.c: Include "toplev.h".
4248 (evaluate_stmt): Defer fold overflow warnings until we know we are
4250 (struct fold_stmt_r_data): Add stmt field.
4251 (fold_stmt_r): Defer fold overflow warnings until we know we
4253 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
4254 (fold_stmt_inplace): Likewise.
4255 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
4256 (cleanup_control_expr_graph): Defer fold overflow warnings until
4257 we know we are going to optimize.
4258 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4259 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
4261 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
4262 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
4263 * tree-ssa-loop-manip.c (create_iv): Likewise.
4264 * c-typeck.c (build_conditional_expr): Likewise.
4265 (build_binary_op): Likewise.
4266 * tree-vrp.c (vrp_expr_computes_nonzero): Call
4267 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
4268 (extract_range_from_unary_expr): Likewise.
4269 * simplify-rtx.c (simplify_const_relational_operation): Warn when
4270 assuming that signed overflow does not occur.
4271 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
4272 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
4273 (fold_defer_overflow_warnings): Declare.
4274 (fold_undefer_overflow_warnings): Declare.
4275 (fold_undefer_and_ignore_overflow_warnings): Declare.
4276 (fold_deferring_overflow_warnings_p): Declare.
4277 (tree_expr_nonzero_warnv_p): Declare.
4278 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
4280 (Warning Options): Document -Wstrict-overflow.
4281 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
4282 (tree-ssa-ccp.o): Likewise.
4283 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
4284 (fold-const.o): Depend on intl.h.
4286 2007-02-13 Ian Lance Taylor <iant@google.com>
4289 * lower-subreg.c (resolve_simple_move): Decompose subregs in
4292 2007-02-13 Stuart Hastings <stuart@apple.com>
4294 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
4296 2007-02-13 Richard Henderson <rth@redhat.com>
4298 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
4299 handled_component_p before looking for the indirect_ref.
4301 2007-02-13 Richard Henderson <rth@redhat.com>
4303 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
4304 remove flags clobber.
4305 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
4306 (bswaphi_lowpart): New.
4307 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
4308 remove TARGET_BSWAP test. Delete expander of the same name.
4310 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
4311 (expand_unop): Use them.
4313 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
4315 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
4316 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
4317 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
4318 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
4319 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
4320 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
4321 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
4322 assembler dialect choice from asm templates.
4324 2007-02-12 Richard Henderson <rth@redhat.com>
4326 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
4327 (fixuns_trunc<SSEMODEF>si2): Use it.
4328 * config/i386/sse.md (vec_setv4sf_0): Export.
4329 * config/i386/i386.c (ix86_build_const_vector): Export.
4330 (ix86_split_convert_uns_si_sse): Rename from
4331 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
4332 * config/i386/i386-protos.h: Update.
4334 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4337 * c-typeck.c (c_finish_return): Improve warning message.
4339 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4341 * alias.c (find_symbolic_term): Delete unused function.
4343 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
4345 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
4346 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
4347 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
4349 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4351 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4352 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
4353 the function, temporarily point the debug interface to the null one.
4355 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
4357 * dwarf2out.c (round_up_to_align): New static function.
4358 (field_byte_offset): Use it to round the offset.
4360 2007-02-12 Richard Henderson <rth@redhat.com>
4362 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
4363 (inswl_const): Export.
4365 2007-02-12 Richard Henderson <rth@redhat.com>
4367 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
4368 result mode of the libcall, convert back to outmode.
4370 2007-02-12 Roger Sayle <roger@eyesopen.com>
4372 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
4373 (bswapdi2): New define_expand to implement 32-bit implementation.
4375 2007-02-12 Nick Clifton <nickc@redhat.com>
4377 * doc/invoke.texi (Overall Options): Document --help=.
4378 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
4379 (cc1_options): Pass --help= on to cc1.
4380 (display_help): Add description of --help=.
4381 (process_command): Add code to handle --help=. Allow translated
4382 --help and --target-help switches to be passed on to compiler
4384 (main): Remove unused if statement.
4385 * opts.c (columns): Remove.
4386 (LEFT_COLUMN): Define.
4387 (wrap_help): Add columns argument.
4388 (print_filtered_help): Change parameters to be an include bitmask,
4389 an exclude bitmask, an any bitmask and the column width. Move the
4390 code to display the params list here. Add code to display the
4391 status of options rather than their descriptions if the quiet flag
4393 (print_specific_help): Change parameters to be an include bitmask,
4394 an exclude bitmask and an any bitmask. Move code to look up the
4395 column width here. Decide upon the title for an options listing.
4396 (common_handle_options): Add code to handle --help=. Adapt code
4397 for --help and --target-help to use the revised form of the
4398 print_specific_help function.
4399 (print_help): Delete.
4400 (print_param_help): Delete.
4401 (print_switch): Delete.
4402 * opts.h (cl_lang_count): Add prototype.
4403 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
4404 CL_MAX_OPTION_CLASS): New defines.
4405 * optc-gen.awk: Add construction of cl_lang_count.
4406 * c.opt: Add Warning attribute to warning options and Optimization
4407 attribute to optimization options.
4408 * common.opt: Likewise.
4410 Add -fhelp and -ftarget-help as aliases for the transformed --help
4411 and --target-help options.
4412 * opt-functions.awk: Add code to handle Warning and Optimization
4415 2007-02-12 Richard Henderson <rth@redhat.com>
4417 * config/alpha/constraints.md: New file.
4418 * config/alpha/alpha.c: Include tm-constrs.h.
4419 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
4420 alpha_extra_constraint): Remove.
4421 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
4422 * config/alpha/alpha-protos.h: Update.
4423 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
4424 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
4425 (EXTRA_CONSTRAINT): Remove.
4426 * config/alpha/alpha.md: Include constraints.md.
4427 (adddi splitter): Use satisfies_constraint_*.
4428 * config/alpha/predicates.md (add_operand): Likewise.
4429 (sext_add_operand, addition_operation): Likewise.
4431 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
4433 PR tree-optimization/29145
4434 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
4435 in our handling of restrict qualified pointers.
4437 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4440 * doc/invoke.texi (Wunused-value): Update description.
4441 (Wextra): Delete item.
4442 * opts.c (set_Wextra): Don't use the value of Wextra to set the
4443 value of Wunused-value.
4444 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
4445 (c_finish_stmt_expr): Don't check extra_warnings.
4446 (emit_side_effect_warnings): The caller is responsible to check
4449 2007-02-11 Roger Sayle <roger@eyesopen.com>
4450 Matt Thomas <matt@3am-software.com>
4452 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
4454 2007-02-11 Roger Sayle <roger@eyesopen.com>
4456 * simplify-rtx.c (simplify_relational_operation_1): Optimize
4457 comparisons of POPCOUNT against zero.
4458 (simplify_const_relational_operation): Likewise.
4460 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4462 * doc/invoke.texi (Wextra): Delete outdated paragraph.
4464 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4466 * dwarf2out.c (root_type): Delete unused function.
4468 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4470 * genattrtab.c (contained_in_p): Delete unused function.
4471 (write_expr_attr_cache): Likewise.
4473 2007-02-11 Jan Hubicka <jh@suse.cz>
4475 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
4478 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
4480 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
4481 to add the REG_EQ* note.
4482 * see.c (see_merge_one_use_extension): Likewise.
4483 * local-alloc.c (update_equiv_regs): Likewise. Also don't
4484 turn REG_EQUAL notes into REG_EQUIV notes if the target
4485 register may have more than one set.
4486 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
4487 * gcse.c (try_replace_reg): Likewise.
4488 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
4489 * calls.c (fixup_tail_calls): Likewise. Abort if there is
4490 more than one REG_EQUIV note.
4491 * reload1.c (gen_reload): Use set_unique_reg_note.
4493 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
4495 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
4496 (ix86_builtin_conversion): New function.
4498 2007-02-06 Mark Mitchell <mark@codesourcery.com>
4501 * tree.h (DECL_REPLACEABLE_P): New macro.
4502 * except.c (set_nothrow_function_flags): Likewise.
4504 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
4505 Ira Rosen <irar@il.ibm.com>
4506 Dorit Nuzman <dorit@il.ibm.com>
4508 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
4509 * targhooks.c (default_builtin_vectorized_conversion): New.
4510 * targhooks.h (default_builtin_vectorized_function): New declaration.
4511 * target.h (struct vectorize): Add builtin_conversion field.
4512 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
4513 stmt_vec_info_type value.
4514 (vectorizable_conversion): New declaration.
4515 * tree-vect-analyze.c (vect_analyze_operations): Add
4516 vectorizable_conversion call.
4517 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
4518 * tree-vect-transform.c (vectorizable_conversion): New function.
4519 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
4520 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
4522 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
4523 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
4524 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
4525 or ALTIVEC_BUILTIN_VCFSX.
4527 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4530 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
4531 CONST_DOUBLE and operand 0 is a hard register.
4532 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
4533 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
4534 is a hard floating-point register.
4536 2007-02-10 Richard Henderson <rth@redhat.com>
4537 Jakub Jelinek <jakub@redhat.com>
4538 Alexandre Oliva <aoliva@redhat.com>
4540 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
4541 * builtin-types.def (BT_WORD): Make unsigned.
4542 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
4543 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
4544 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
4545 * c-decl.c (grokdeclarator): Don't error if !have_tls.
4546 * c-parser.c (c_parser_omp_threadprivate): Likewise.
4547 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
4549 * expr.c (emutls_var_address): New.
4550 (expand_expr_real_1): Expand emulated tls.
4551 (expand_expr_addr_expr_1): Likewise.
4552 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
4553 * output.h (emutls_finish): Declare.
4554 * toplev.c (compile_file): Call it.
4555 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
4556 address before wrapping in CONST.
4557 * varasm.c (emutls_htab, emutls_object_type): New.
4558 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
4559 (get_emutls_object_name, get_emutls_object_type): New.
4560 (get_emutls_init_templ_addr, emutls_decl): New.
4561 (emutls_common_1, emutls_finish): New.
4562 (assemble_variable): When emulating tls, swap decls; generate
4563 constructor for the emutls objects.
4564 (do_assemble_alias): When emulating tls, swap decl and target name.
4565 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
4567 * varpool.c (decide_is_variable_needed): Look at force_output.
4568 Recurse for emulated tls.
4569 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
4570 with decide_is_variable_needed.
4571 * emutls.c: New file.
4572 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
4573 tls_object for real tls.
4575 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
4577 PR rtl-optimization/29599
4578 * reload1.c (eliminate_regs_in_insn): Take the destination
4579 mode into account when computing the offset.
4581 2007-02-09 Stuart Hastings <stuart@apple.com>
4582 Richard Henderson <rth@redhat.com>
4584 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4585 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
4586 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
4587 fixuns_truncdfhi2): New.
4588 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
4589 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
4590 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
4591 (floatunssidf2): Allow nonimmediate source.
4592 * gcc/config/i386/sse.md (movdi_to_sse): New.
4593 (vec_concatv2di): Drop '*'.
4594 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
4595 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4596 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
4598 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
4599 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
4600 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
4601 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
4602 (ix86_build_signbit_mask): Fix decl of v, refactor to call
4603 ix86_build_const_vector.
4604 (x86_emit_floatuns): Rewrite.
4606 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4608 * genautomata.c (longest_path_length): Delete unused function.
4609 (struct state): Delete unused longest_path_length.
4610 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
4611 (get_free_state): Delete unused.
4613 2007-02-09 Jan Hubicka <jh@suse.cz>
4615 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
4616 * doc/invoke.texi (inline-unit-growth): Update default value.
4618 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
4619 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
4620 (rebuild_cgraph_edges): Likewise.
4621 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
4622 (dump_cgraph_node): Dump frequencies.
4623 (cgraph_clone_edge): Add frequency scales.
4624 (cgraph_clone_node): Add freuqnecy.
4625 * cgraph.h (cgraph_edge): Add freuqnecy argument.
4626 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
4627 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
4628 * tree-pass.h (TODO_rebuild_frequencies): New constant.
4629 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
4630 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
4631 (save_inline_function_body): Likewise.
4632 * ipa-inline.c: inluce rtl.h
4633 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
4634 (cgraph_edge_badness): Use frequencies.
4635 (cgraph_decide_recursive_inlining): Update clonning.
4636 (cgraph_decide_inlining_of_small_function): Dump frequency.
4637 * predict.c (estimate_bb_frequencies): Export.
4638 * predict.h (estimate_bb_frequencies): Declare.
4639 * tree-inline.c (copy_bb): Watch overflows.
4640 (expand_call_inline): Update call of cgraph_create_edge.
4641 (optimize_inline_calls): Use TODO flags to update frequnecies.
4642 * passes.h: Include predict.h
4643 (init_optimization_passes): Move profile ahead.
4644 (execute_function_todo): Handle TODO_rebuild_frequencies.
4646 2007-02-09 Roger Sayle <roger@eyesopen.com>
4648 * config/alpha/alpha.c (emit_insxl): Force the first operand of
4649 the insbl or inswl pattern into a register.
4651 2007-02-09 Roger Sayle <roger@eyesopen.com>
4653 * config/ia64/ia64.md (bswapdi2): New define_insn.
4655 2007-02-09 Richard Henderson <rth@redhat.com>
4657 * config/i386/constraints.md (Ym): New constraint.
4658 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
4659 (movdi_1_rex64): Split sse and xmm general register moves from
4660 memory move alternatives. Use conditional register constraints.
4661 (movsf_1, movdf_integer): Likewise.
4662 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
4663 (movdf_integer_rex64): New.
4664 (pushsf_rex64): Fix output constraints.
4665 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
4666 (sse2_stored): Likewise.
4667 (sse2_storeq_rex64): New.
4668 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
4669 amd and not generic.
4670 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
4671 for optimize_size. Remove SF/DFmode hack.
4673 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4675 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
4678 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
4679 Richard Sandiford <richard@codesourcery.com>
4681 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
4682 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
4683 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
4684 m68k/t-mlib to tmake_file.
4685 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
4686 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
4687 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
4688 Allow it to be cf or m68k. Set m68k_arch_family. If that
4689 variable is not empty, add t-$m68k_arch_family to tmake_file.
4690 Add t-mlibs to tmake_file.
4691 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
4692 * config/m68k/t-cf: New file.
4693 * config/m68k/t-m68k: Likewise.
4694 * config/m68k/t-mlibs: Likewise.
4695 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4696 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4697 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4698 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4699 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
4701 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
4702 (INSTALL_LIBGCC): Delete.
4703 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
4704 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4705 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4706 (M68K_MLIB_CPU): Define.
4707 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
4708 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
4709 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
4711 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
4712 Richard Guenther <rguenther@suse.de>
4715 * fold-const.c (fold_comparison): Handle obfuscated comparisons
4716 against INT_MIN/INT_MAX.
4717 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
4718 file if a loop is removed.
4720 2007-02-09 Joseph Myers <joseph@codesourcery.com>
4722 * calls.c (store_one_arg): Pass correct alignment to
4723 emit_push_insn for non-BLKmode values.
4724 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
4725 unaligned stack slot via a suitably aligned slot.
4727 2007-02-08 DJ Delorie <dj@redhat.com>
4729 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
4731 (legal_subregs): Use unsigned char, make const.
4732 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
4734 2007-02-08 Paul Brook <paul@codesourcery.com>
4736 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
4737 special interworking needed.
4739 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
4741 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
4742 conditional to __SSE2__.
4743 (Entries below should have been added to first ChangeLog
4744 entry for amdfam10 dated 2007-02-05)
4745 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
4747 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
4749 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
4752 2007-02-08 DJ Delorie <dj@redhat.com>
4754 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
4755 * config/m32c/m32c.c (legal_subregs): New.
4756 (m32c_illegal_subreg_p): New.
4757 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
4758 unsupported subregs of hard regs.
4760 2007-02-08 Jan Hubicka <jh@suse.cz>
4762 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
4763 the same one; always update histograms.
4765 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4767 * passes.c (init_optimization_passes): Tidy comment.
4769 2007-02-08 Roger Sayle <roger@eyesopen.com>
4771 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
4772 strip zero_extend, bswap and rotates from POCOUNT's argument.
4773 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
4774 zero_extend and rotates from PARITY's argument.
4775 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
4776 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
4777 of an integer constant at compile-time.
4779 2007-02-08 Diego Novillo <dnovillo@redhat.com>
4782 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
4784 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
4787 * tree-ssa-live.c (remove_unused_locals): Do not remove
4788 TREE_ADDRESSABLE variables.
4789 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
4790 * tree-ssa-operands.c (add_virtual_operand): Remove argument
4791 FOR_CLOBBER. Update all users.
4792 If VAR has an associated alias set, add a virtual operand for
4793 it if no alias is found to conflict with the memory reference.
4795 2007-02-07 Jan Hubicka <jh@suse.cz>
4796 Robert Kidd <rkidd@crhc.uiuc.edu>
4798 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
4800 2007-02-07 Ian Lance Taylor <iant@google.com>
4802 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
4804 2007-02-07 Roger Sayle <roger@eyesopen.com>
4806 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
4807 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
4808 tablejumpdi, movsi_to_cr_one): Remove constraints from
4809 define_expand's match_operands.
4811 2007-02-07 Roger Sayle <roger@eyesopen.com>
4813 * global.c (compute_regsets): Move declatation of "i" inside of
4814 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
4816 2007-02-07 Jakub Jelinek <jakub@redhat.com>
4819 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
4820 of INDIRECT_REF <RESULT_DECL>.
4822 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
4824 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
4825 Kaz Kojima <kkojima@gcc.gnu.org>
4828 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
4830 (sh_initialize_trampoline): Add parentheses to avoid a warning.
4832 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
4834 * doc/loop.texi: Document possibility not to perform disambiguation
4835 of loops with multiple latches.
4836 * cfgloopmanip.c (alp_enum_p): Removed.
4837 (add_loop): Handle subloops. Use get_loop_body_with_size.
4838 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
4839 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
4840 the new forwarder block.
4841 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
4842 Handle the case latch is NULL.
4843 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
4844 when marking loop exits.
4845 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
4847 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
4848 disambiguate_loops_with_multiple_latches.
4849 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
4850 before fix_loop_structure.
4851 * cfgloop.c: Include pointer-set.h and output.h.
4852 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
4853 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
4854 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
4855 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
4856 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
4857 disambiguate_multiple_latches, get_loop_body_with_size,
4858 disambiguate_loops_with_multiple_latches): New functions.
4859 (flow_loop_dump): Dump multiple latch edges.
4860 (flow_loop_nodes_find): Handle loops with multiple latches.
4861 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
4862 (glb_enum_p): Modified.
4863 (get_loop_body): Use get_loop_body_with_size.
4864 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
4865 (AVOID_CFG_MODIFICATIONS): New constant.
4866 (disambiguate_loops_with_multiple_latches, add_loop,
4867 get_loop_body_with_size): Declare.
4868 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
4870 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
4873 * global.c (compute_regsets): New function.
4874 (global_alloc): Refactored ELIMINABLE_REGSET
4875 and NO_GLOBAL_ALLOC_REGS computation out.
4876 (rest_of_handle_global_alloc): Call compute_regsets()
4877 for non-optimizing case.
4879 2007-02-06 Richard Henderson <rth@redhat.com>
4881 * config/i386/constraints.md (Y2): Rename from Y.
4882 (Yi): New constraint.
4883 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
4884 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
4885 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
4886 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
4887 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
4888 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
4889 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
4890 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
4891 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
4892 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
4893 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
4894 vec_extractv2si_1): Change Y constraints to Y2.
4895 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
4896 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
4897 Change Y constraints to Y2.
4898 (sse2_loadld): Change Y constraints to x.
4900 2007-02-06 Roger Sayle <roger@eyesopen.com>
4902 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
4903 (parity<mode>2): New define_expand using rs6000_emit_parity.
4904 * config/rs6000/rs6000.c (rs6000_emit_popcount,
4905 rs6000_emit_parity): New functions.
4906 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
4907 rs6000_emit_parity): Prototype here.
4909 2007-02-06 Ian Lance Taylor <iant@google.com>
4911 * lower-subreg.c (simple_move_operand): Reject CONST.
4912 (resolve_clobber): Call validate_change rather than directly
4913 assigning to XEXP (pat, 0).
4915 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4917 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
4918 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
4919 (tree-cfg.o): Remove hashtab.h dependency.
4921 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
4922 (struct ivopts_data): Change niters to pointer_map_t.
4923 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
4924 (niter_for_exit): Create pointer_map on demand. Change for
4926 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
4927 (free_loop_data): Destroy data->niters if created and reset field.
4928 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
4929 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
4931 * tree-ssa-reassoc.c: Include pointer-set.h.
4932 (bb_rank): Change to long *.
4933 (operand_rank): Change to pointer_map_t.
4934 (find_operand_rank): Return long, -1 if not found. Declare as inline.
4935 (insert_operand_rank): Accept long.
4936 (operand_entry_hash, operand_entry_eq): Remove.
4937 (get_rank): Return long. Adjust for changes above.
4938 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
4940 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
4942 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
4943 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
4944 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
4946 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
4947 directly since it cannot be NULL.
4948 (get_vi_for_tree): Rewrite for pointer_map API.
4949 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
4950 (init_alias_vars): Create vi_for_tree as pointer_map.
4951 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
4953 * tree-cfg.c: Don't include hashtab.h.
4954 (edge_to_cases): Declare as pointer_map.
4955 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
4957 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
4958 (start_recording_case_labels): Create edge_to_cases as pointer_map.
4959 (end_recoding_case_labels): Cleanup edge_to_cases manually before
4961 (record_switch_edge): Delete.
4962 (get_cases_for_edge): Adjust for pointer_map API, inline
4963 record_switch_edge (rewritten for new API), remove goto.
4965 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
4967 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
4968 * tree-nested.c: Include pointer-set.h.
4969 (var_map_elt, var_map_eq, var_map_hash): Delete.
4970 (struct nesting_info): Remove GTY marker. Change the two htab_t's
4972 (nesting_info_bitmap_obstack): New.
4973 (lookup_field_for_decl): Adjust for pointer_map API.
4974 (lookup_tramp_for_decl): Adjust for pointer_map API.
4975 (get_nonlocal_debug_decl): Adjust for pointer_map API.
4976 (get_local_debug_decl): Adjust for pointer_map API.
4977 (convert_nl_goto_reference): Adjust for pointer_map API.
4978 (convert_nl_goto_receiver): Adjust for pointer_map API.
4979 (create_nesting_tree): Create outside GGC space. Create bitmap on
4980 the new obstack. Create field_map and var_map as pointer_maps.
4981 (free_nesting_tree): Adjust for changes to create_nesting_tree.
4983 (lower_nested_functions): Move root here, no need to NULL it.
4984 Initialize and release the obstack.
4986 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
4988 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
4989 Remove prototypes and make them non-static.
4990 (struct tree_int_map): Remove.
4991 * tree.h (struct tree_int_map): Move here, turning TO into an
4993 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
4995 * tree.h (TREE_COMPLEXITY): Remove.
4996 (struct tree_exp): Remove complexity field.
4997 * tree.c (build1_stat): Don't set it.
4999 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
5000 Victor Kaplansky <victork@il.ibm.com>
5002 * tree-vectorizer.c (vect_is_simple_use): Support induction.
5003 (vect_is_simple_reduction): Support reduction with induction as
5004 one of the operands.
5005 (vect_is_simple_iv_evolution): Fix formatting.
5006 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
5007 formatting. Don't mark induction phis for vectorization.
5008 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
5009 * tree-vect-transform.c (get_initial_def_for_induction): New function.
5010 (vect_get_vec_def_for_operand): Support induction.
5011 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
5013 (vectorizable_reduction): Support reduction with induction as one of
5015 (vectorizable_type_demotion): Use def-type of stmt argument rather
5016 than dummy def-type.
5018 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
5019 flag_tree_scev_cprop.
5020 * common.opt (tree-scev-cprop): New flag.
5022 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
5023 call to vect_get_new_vect_var.
5025 2007-02-06 Ira Rosen <irar@il.ibm.com>
5027 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
5028 vectype is not NULL.
5029 (vect_pattern_recog_1): Likewise.
5031 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5033 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
5034 (fold_negate_expr): Likewise.
5036 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
5039 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
5040 even if cv-qualification is the same.
5042 2007-02-05 Geoffrey Keating <geoffk@apple.com>
5044 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
5045 __enable_execute_stack on completion.
5047 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5049 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
5050 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
5051 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
5052 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
5053 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
5054 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
5055 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
5056 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
5058 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5060 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
5061 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
5062 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
5063 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
5064 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
5065 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
5066 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
5067 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
5068 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
5069 umuldi3_highpart_rex64, umulsi3_highpart_insn,
5070 umulsi3_highpart_zext, smuldi3_highpart_rex64,
5071 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
5072 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
5073 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
5074 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
5075 sqrtextenddfxf2_i387): Added amdfam10_decode.
5077 * config/i386/athlon.md (athlon_idirect_amdfam10,
5078 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
5079 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
5080 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
5081 athlon_ivector_store_amdfam10): New define_insn_reservation.
5082 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
5085 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5087 * config/i386/athlon.md (athlon_call_amdfam10,
5088 athlon_pop_amdfam10, athlon_lea_amdfam10): New
5089 define_insn_reservation.
5090 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
5091 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
5092 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
5094 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5096 * config/i386/athlon.md (athlon_sseld_amdfam10,
5097 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
5098 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
5100 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5102 * config/i386/athlon.md (athlon_sseins_amdfam10): New
5103 define_insn_reservation.
5104 * config/i386/i386.md (sseins): Added sseins to define_attr type
5105 and define_attr unit.
5106 * config/i386/sse.md: Set type attribute to sseins for insertq
5109 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5111 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
5112 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
5113 ssecomi_load_amdfam10, ssecomi_amdfam10,
5114 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
5115 define_insn_reservation.
5116 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
5118 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5120 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
5121 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
5122 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
5123 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
5124 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
5125 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
5126 define_insn_reservation.
5128 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
5129 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
5130 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
5131 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
5132 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
5134 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5136 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
5137 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
5138 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
5139 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
5140 athlon_ssemul_load_k8): Added amdfam10.
5142 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5144 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
5145 (x86_sse_unaligned_move_optimal): New variable.
5147 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
5149 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
5150 for unaligned vector SSE double/single precision loads for AMDFAM10.
5152 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5154 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
5155 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
5156 Define TARGET_CPU_DEFAULT_amdfam10.
5157 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
5158 (processor_type): Add PROCESSOR_AMDFAM10.
5160 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
5161 processor_type in config/i386/i386.h.
5162 Enable imul peepholes for TARGET_AMDFAM10.
5164 * config.gcc: Add support for --with-cpu option for amdfam10.
5166 * config/i386/i386.c (amdfam10_cost): New variable.
5167 (m_AMDFAM10): New macro.
5168 (m_ATHLON_K8_AMDFAM10): New macro.
5169 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
5170 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
5171 x86_promote_QImode, x86_integer_DFmode_moves,
5172 x86_partial_reg_dependency, x86_memory_mismatch_stall,
5173 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
5174 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
5175 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
5176 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
5177 Enable/disable for amdfam10.
5178 (override_options): Add amdfam10_cost to processor_target_table.
5179 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
5180 processor_alias_table.
5181 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
5182 (ix86_adjust_cost): Add code for amdfam10.
5184 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
5186 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
5187 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
5188 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
5189 * config/i386/i386.h: Add builtin definition for SSE4A.
5190 * config/i386/i386.md: Add support for ABM instructions
5192 * config/i386/sse.md: Add support for SSE4A instructions
5193 (movntss, movntsd, extrq, insertq).
5194 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
5195 Add -march=amdfam10 flag.
5196 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
5197 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
5199 * doc/extend.texi: Add documentation for SSE4A builtins.
5201 2007-02-05 Bob Wilson <bob.wilson@acm.org>
5203 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
5205 2007-02-05 Richard Guenther <rguenther@suse.de>
5207 * tree-vectorizer.h (vectorizable_function): Add argument type
5208 argument, change return type.
5209 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
5210 * tree-vect-transform.c (vectorizable_function): Handle extra
5211 argument, return vectorized function decl.
5212 (build_vectorized_function_call): Remove.
5213 (vectorizable_call): Handle calls with result and argument types
5214 differing. Handle loop vectorization factor correctly.
5215 * targhooks.c (default_builtin_vectorized_function): Adjust for
5217 * targhooks.h (default_builtin_vectorized_function): Likewise.
5218 * target.h (builtin_vectorized_function): Add argument type
5220 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
5221 extra argument, allow vectorizing of lrintf.
5222 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
5223 documentation of target hook.
5225 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
5228 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
5229 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
5230 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
5232 2007-02-05 Roger Sayle <roger@eyesopen.com>
5234 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
5235 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
5236 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
5237 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
5238 before canonicalizing sincos to cexpi.
5239 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
5241 2007-02-05 Roger Sayle <roger@eyesopen.com>
5243 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
5244 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
5245 (alpha_init_builtins): Use alpha_add_builtins to process tables.
5247 2007-02-05 Roger Sayle <roger@eyesopen.com>
5249 * mips-tfile.c (initialize_init_file): Correct endianness test.
5251 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
5253 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
5256 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5258 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
5259 saves in a PARALLEL before the register assignments.
5261 2007-02-05 Richard Sandiford <richard@codesourcery.com>
5263 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
5264 DWARF_FRAME_RETURN_COLUMN to be a general register.
5265 * dwarf2out.c (init_return_column_size): New function, split from...
5266 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
5267 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
5268 to be nongeneral registers.
5269 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
5271 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
5272 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
5274 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5276 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
5278 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
5280 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
5281 (remove_path): Use can_remove_branch_p and remove_branch instead
5282 of loop_delete_branch_edge.
5283 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
5284 (tree_transform_and_unroll_loop): Remove dead branches immediately.
5285 Update profile using scale_dominated_blocks_in_loop.
5286 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
5287 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
5288 (can_remove_branch_p, remove_branch): Declare.
5289 * tree-cfg.c (tree_can_remove_branch_p): New function.
5290 (tree_cfg_hooks): Add tree_can_remove_branch_p.
5291 * cfgrtl.c (rtl_can_remove_branch_p): New function.
5292 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
5294 2007-02-05 Jan Hubicka <jh@suse.cz>
5297 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
5298 nodes in cgraph, don't remove offline copy of the function.
5300 2007-02-04 Jan Hubicka <jh@suse.cz>
5302 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
5303 vectors might cause maybe_lookup_element_for_expr to be called
5304 on non-sra-candidate.
5306 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5308 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
5309 config/bfin/bfin.md, config/bfin/predicates.md: Follow
5310 spelling conventions.
5312 2007-02-04 Richard Guenther <rguenther@suse.de>
5315 * fold-const.c (try_move_mult_to_index): Make sure to not
5316 overflow one dimension of a multi-dimensional array access.
5318 2007-02-04 Jan Hubicka <jh@suse.cz>
5320 * passes.c (init_optimization_passes): Reindent.
5322 2007-02-04 Jan Hubicka <jh@suse.cz>
5323 Eric Botcazou <ebotcazou@adacore.com>
5325 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
5326 (execute_fixup_cfg): Break out the abnormal goto code.
5327 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
5328 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
5329 (optimize_inline_calls): Call make_nonlocal_label_edges.
5331 2007-02-04 Jan Hubicka <jh@suse.cz>
5333 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
5334 true when something was changed.
5335 (rename_ssa_copies): When something was changed, do
5336 TODO_remove_unused_locals.
5337 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5338 add TODO_remove_unused_locals when instruction was removed.
5340 2007-02-04 Jan Hubicka <jh@suse.cz>
5342 * ipa-inline.c (try_inline): Improve debug output; work on already
5344 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
5345 call try_inline for already inlined edges too when flattening;
5346 inline also functions that make callee growth but overall unit size
5349 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5351 * config/m32c/bitops.md, config/m32c/jump.md,
5352 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
5353 config/m32r/m32r.h, config/m32r/m32r.md,
5354 config/m32r/predicates.md, config/m68hc11/larith.asm,
5355 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
5356 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
5357 config/mips/mips-protos.h, config/mips/mips.c,
5358 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
5359 config/mn10300/mn10300.h, config/mn10300/predicates.md,
5360 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
5361 spelling conventions.
5363 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
5364 Follow spelling conventions.
5366 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
5368 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
5369 warn about C++0x compatibility.
5371 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
5373 * config/h8300/h8300.c, config/h8300/h8300.h,
5374 config/h8300/h8300.md: Follow spelling conventions.
5376 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
5379 * combine.c (try_combine): Do not substitute source operand
5380 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
5382 2007-02-03 Jan Hubicka <jh@suse.cz>
5384 PR gcov-profile/30650
5385 * value-prof.c (stringop_block_profile): Fix handling of size counter;
5386 do not divide by zero for never executed counters.
5387 (tree_find_values_to_profile): Fix counters.
5388 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
5390 2007-02-03 Ian Lance Taylor <iant@google.com>
5392 * lower-subreg.c (simple_move_operand): New static function,
5393 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
5395 (simple_move): Call simple_move_operand.
5396 (find_decomposable_subregs): Add special handling of MEMs.
5397 (can_decompose_p): Rename from cannot_decompose_p. Reverse
5398 meaning of return value. If we see a hard register, test whether
5399 it can store a word_mode value. Change all callers.
5401 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5403 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
5404 ftrapv insns and expanders.
5405 (subdi3): Change define_expand operand 1 to arith11_operand, and
5406 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
5407 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
5408 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
5412 * varasm.c (notice_global_symbol): Treat global objects as weak when
5415 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5417 * emit-rtl.c (dconstpi): Delete.
5419 (init_emit_once): Delete dconstpi and init dconstsqrt2.
5420 * real.h (dconstpi): Delete.
5422 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
5423 (fold_builtin_hypot): Likewise.
5425 2007-02-03 Tom Tromey <tromey@redhat.com>
5428 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
5429 -gcoff3, -gxcoff3, -gvms3 implies -dD.
5431 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
5433 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
5434 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
5435 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
5436 config/rs6000/cell.md, config/rs6000/darwin.h,
5437 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
5438 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
5439 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
5440 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
5441 typos. Follow spelling conventions.
5442 * doc/invoke.texi: Follow spelling conventions.
5444 2007-02-03 Roger Sayle <roger@eyesopen.com>
5446 * simplify-rtx.c (simplify_relational_operation_1): Implement some
5447 canonicalization transformations that attempt to simplify integer
5448 constant comparisons to become comparisons against zero.
5450 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5452 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
5454 * fold-const.c (fold_binary): Fix comment typos. Fold complex
5455 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
5457 2007-02-02 Mike Stump <mrs@apple.com>
5459 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
5460 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
5461 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
5462 generate a branch island.
5464 2007-02-02 Bob Wilson <bob.wilson@acm.org>
5466 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
5467 (xtensa_legitimate_address_p): New.
5468 (xtensa_legitimize_address): New.
5469 (xtensa_output_addr_const_extra): New.
5470 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
5472 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
5473 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
5474 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
5475 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
5476 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
5477 (xtensa_legitimize_address): New.
5478 (xtensa_output_addr_const_extra): New.
5480 2007-02-02 Steve Ellcey <sje@cup.hp.com>
5482 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
5484 2007-02-02 Ian Lance Taylor <iant@google.com>
5486 * expmed.c (expand_divmod): Add comment.
5488 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
5490 * emit-rtl.c (renumber_insns): Remove.
5491 * flags.h: Remove the extern for flag_renumber_insns.
5492 * rtl.h: Remove the prototype for renumber_insns.
5493 * toplev.c (flag_renumber_insns): Remove.
5495 2007-02-02 Hui-May Chang <hm.chang@apple.com>
5497 Revert for x86 darwin:
5498 2005-06-19 Uros Bizjak <uros@kss-loka.si>
5500 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
5501 code before the following patch under TARGET_MACHO.
5502 (ix86_function_value_regno_p): Likewise.
5504 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5506 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
5509 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5512 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
5513 general or fp registers. Add comments.
5514 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
5516 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
5518 * pointer-set.c (insert_aux): Only return insertion slot.
5519 (pointer_set_insert): Adjust.
5520 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
5521 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
5522 pointer_map_traverse): New.
5523 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
5524 pointer_map_create, pointer_map_destroy, pointer_map_insert,
5525 pointer_map_contains, pointer_map_traverse): Declare.
5527 2007-02-02 Jakub Jelinek <jakub@redhat.com>
5530 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
5531 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
5533 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5535 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
5537 (struct _dep): New type.
5538 (dep_t): New typedef.
5539 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
5540 (DEP_STATUS): New access macro. The macro with the same name was
5541 renamed to DEP_LINK_STATUS.
5542 (dep_init): Declare function
5544 (struct _dep_link): New type.
5545 (dep_link_t): New typedef.
5546 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
5547 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
5548 (DEP_LINK_STATUS): New macro.
5549 (debug_dep_links): New debug function.
5551 (struct _deps_list): New type.
5552 (deps_list_t): New typedef.
5553 (DEPS_LIST_FIRST): New access macro.
5554 (FOR_EACH_DEP_LINK): New cycle macro.
5555 (create_deps_list, free_deps_list, delete_deps_list): Declare
5557 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
5558 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
5559 (copy_deps_list_change_con): Ditto.
5561 (move_dep_link): Declare function.
5563 (struct _dep_node): New type.
5564 (dep_node_t): New typedef.
5565 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
5567 (struct haifa_insn_data.back_deps): New field to hold backward
5568 dependencies of the insn.
5569 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
5571 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
5572 Change its type to deps_list_t.
5573 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
5574 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
5575 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
5577 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
5579 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
5581 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
5583 (dep_cost): Declare.
5585 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
5586 (ds_to_dk, dk_to_ds): New functions.
5588 (init_dep_1): New static function.
5589 (init_dep): New function.
5590 (copy_dep): New static function.
5592 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
5594 (detach_dep_link): New static function.
5595 (move_dep_link): New function.
5597 (dep_links_consistent_p, dump_dep_links): New static functions.
5598 (debug_dep_links): New debugging function.
5600 (deps_obstack, dl_obstack, dn_obstack): New static variables.
5602 (alloc_deps_list, init_deps_list): New static functions.
5603 (create_deps_list): New function.
5604 (clear_deps_list): New static function.
5605 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
5606 (deps_list_consistent_p, dump_deps_list): New static functions.
5607 (debug_deps_list): New function.
5608 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
5610 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
5612 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
5613 use new scheduler dependencies lists.
5614 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
5615 (sched_analyze): Ditto. Initialize dependencies lists.
5616 (add_forw_dep, compute_forward_dependences): Update to use new
5617 scheduler dependencies lists.
5619 (init_dependency_caches): Init deps_obstack.
5620 (free_dependency_caches): Free deps_obstack.
5622 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
5623 new scheduler dependencies lists.
5624 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
5625 (add_back_forw_dep, delete_back_forw_dep): Ditto.
5627 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
5628 Update to use new scheduler dependencies lists.
5629 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
5630 (debug_dependencies): Ditto.
5631 (schedule_region): Update comments.
5633 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
5634 scheduler dependencies lists.
5635 (schedule_ebb): Update comments.
5637 * rtl.def (DEPS_LIST): Remove.
5639 * lists.c (unused_deps_list): Remove.
5640 (free_list): Update assertions.
5642 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
5643 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5645 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
5646 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
5648 * haifa-sched.c (comments): Update.
5649 (insn_cost1): Remove. Inline the code into insn_cost ().
5650 (insn_cost): Update to use new scheduler dependencies lists. Move
5651 processing of the dependency cost to dep_cost ().
5652 (dep_cost): New function. Use it instead of insn_cost () when
5653 evaluating cost of the dependency. Use compatible interface to
5654 interact with the target.
5655 (priority): Update to use new scheduler dependencies lists.
5656 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
5657 with greater number of insns that depend on the insn.
5658 (schedule_insn): Update to use new scheduler dependencies lists. Add
5659 code to free backward dependencies lists. Inline and optimize code
5660 from resolve_dep () - see PR28071.
5661 (ok_for_early_queue_removal): Update to use new scheduler dependencies
5662 lists. Update call to targetm.sched.is_costly_dependence hook.
5664 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
5665 scheduler dependencies lists.
5667 (resolve_dep): Remove. Move the logic to schedule_insn ().
5668 (init_h_i_d): Initialize dependencies lists.
5670 (process_insn_depend_be_in_spec): Rename to
5671 process_insn_forw_deps_be_in_spec. Update to use new scheduler
5673 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
5674 Update to use new scheduler dependencies lists.
5675 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
5677 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
5678 new scheduler dependencies lists.
5679 (build_intra_loop_deps): Ditto.
5681 * target.h (struct _dep): Declare to use in
5682 gcc_target.sched.is_costly_dependence.
5683 (struct gcc_target.sched.adjust_cost): Fix typo.
5684 (struct gcc_target.sched.is_costly_dependence): Change signature to use
5685 single dep_t parameter instead of an equivalent triad.
5686 (struct gcc_target.sched.adjust_cost_2): Remove.
5688 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
5690 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
5692 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
5694 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
5696 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
5697 (REG_DEP_TRUE): Document.
5699 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
5700 Change signature to correspond to the targetm.sched.adjust_cost hook.
5701 Update use in TARGET_SCHED_ADJUST_COST_2.
5702 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
5703 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
5704 new scheduler dependencies lists.
5705 (ia64_gen_check): Ditto.
5707 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
5710 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
5711 signature to correspond to the targetm.sched.is_costly_dependence hook.
5712 (is_costly_group): Update to use new scheduler dependencies lists.
5714 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
5715 instead of INSN_COST () macro.
5717 2007-02-01 Ian Lance Taylor <iant@google.com>
5719 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
5721 2007-02-01 Guy Martin <gmsoft@gentoo.org>
5723 * pa.md (tp_load): Correct mfctl instruction syntax.
5725 2007-02-01 Geoffrey Keating <geoffk@apple.com>
5727 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
5728 altivec_padding_size calculation on AIX. Improve comment, add
5729 assert to verify that it's right.
5731 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
5734 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
5737 * global.c (global_alloc): Add mising initialization of
5740 2007-02-01 Roger Sayle <roger@eyesopen.com>
5742 * alias.c (init_alias_analysis): Correct whitespace.
5743 * bb-reorder.c (fix_edges_for_rarely_executed_code,
5744 partition_hot_cold_basic_blocks): Likewise.
5745 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
5746 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
5747 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
5748 fold_builtin_snprintf_chk, fold_builtin_printf,
5749 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
5750 do_mpfr_arg3, do_mpfr_sincos): Likewise.
5751 * cfgcleanup.c (cleanup_cfg): Likewise.
5752 * cfgexpand.c (tree_expand_cfg): Likewise.
5753 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
5754 * function.c (get_next_funcdef_no): Likewise.
5755 * gengtype.c (main): Likewise.
5756 * genmodes.c (main): Likewise.
5757 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
5758 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
5759 * ifcvt.c (noce_emit_move_insn): Likewise.
5760 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
5762 * stor-layout.c (get_best_mode): Likewise.
5763 * tree-ssa-loop-niter.c (get_val_for): Likewise.
5764 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
5765 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
5766 perform_var_substitution, solve_graph): Likewise.
5767 * tree-vrp.c (vrp_finalize): Likewise.
5769 2007-02-01 Ian Lance Taylor <iant@google.com>
5771 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
5772 high part of a paradoxical subreg, return a constant zero.
5774 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
5776 * toplev.c (lang_dependent_init): Call init_set_costs.
5777 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
5779 2007-02-01 Richard Guenther <rguenther@suse.de>
5782 * fold-const.c (fold_negate_expr): Allow negating a
5783 constant if overflow does not change.
5785 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5787 * doc/c-tree.texi (Expression trees): Improve markup.
5788 * doc/tm.texi (Register Classes, Addressing Modes)
5789 (Floating Point): Fix spacing after abbreviations. Fix some
5792 2007-02-01 Ben Elliston <bje@au.ibm.com>
5794 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
5795 * doc/contrib.texi: Likewise.
5796 * doc/install.texi: Likewise.
5798 2007-01-31 Richard Henderson <rth@redhat.com>
5799 Ian Lance Taylor <iant@google.com>
5801 * lower-subreg.c: New file.
5802 * rtl.def (CONCATN): Define.
5803 * passes.c (init_optimization_passes): Add pass_lower_subreg and
5805 * emit-rtl.c (update_reg_offset): New static function, broken out
5806 of gen_rtx_REG_offset.
5807 (gen_rtx_REG_offset): Call update_reg_offset.
5808 (gen_reg_rtx_offset): New function.
5809 * regclass.c: Revert patch of 2006-03-05, restoring
5811 (clear_reg_info_regno): New function.
5812 * dwarf2out.c (concatn_loc_descriptor): New static function.
5813 (loc_descriptor): Handle CONCATN.
5814 * common.opt (fsplit_wide_types): New option.
5815 * opts.c (decode_options): Set flag_split_wide_types when
5817 * timevar.def (TV_LOWER_SUBREG): Define.
5818 * rtl.h (gen_reg_rtx_offset): Declare.
5819 (reg_scan_update): Declare.
5820 * regs.h (clear_reg_info_regno): Declare.
5821 * tree-pass.h (pass_lower_subreg): Declare.
5822 (pass_lower_subreg2): Declare.
5823 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
5824 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
5826 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
5827 * Makefile.in (OBJS-common): Add lower-subreg.o.
5828 (lower-subreg.o): New target.
5830 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5832 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
5834 2007-01-31 Anatoly Sokolov <aesok@post.ru>
5837 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
5839 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5842 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
5844 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
5846 * cfgloop.h: Include vec-prim.h.
5847 (enum li_flags): Remove LI_ONLY_OLD.
5848 (loop_iterator): Changed.
5849 (fel_next, fel_init): Iterate over loop tree.
5850 (FOR_EACH_LOOP_BREAK): New macro.
5851 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
5853 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
5854 * modulo-sched.c (sms_schedule): Ditto.
5855 * tree-vectorizer.c (vectorize_loops): Ditto.
5856 * doc/loop.texi: Update information on loop numbering and behavior of
5857 FOR_EACH_LOOP wrto new loops.
5858 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
5859 add_to_evolution_1): Test nestedness of loops instead of comparing
5861 * tree-chrec.c (chrec_fold_plus_poly_poly,
5862 chrec_fold_multiply_poly_poly, chrec_evaluate,
5863 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
5864 reset_evolution_in_loop): Ditto.
5865 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
5867 2007-01-31 Dirk Mueller <dmueller@suse.de>
5869 * c-common.c (warn_about_parentheses): Separate warning about
5870 un-parenthized sequence of comparison operators from the one
5871 which is supposed to warn about x <= y <= z.
5873 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
5875 * optabs.h (enum optab_index): Add new OTI_isinf.
5876 (isinf_optab): Define corresponding macro.
5877 * optabs.c (init_optabs): Initialize isinf_optab.
5878 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
5880 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
5881 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
5883 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
5884 expand_builtin_interclass_mathfn.
5885 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
5886 * config/i386/i386.md (UNSPEC_FXAM): New constant.
5887 (fxam<mode>2_i387): New insn pattern.
5888 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
5889 built-in functions as x87 inline asm.
5891 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5893 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
5895 2007-01-30 Eric Christopher <echristo@apple.com>
5897 * config.gcc: Add geode.
5899 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
5901 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
5902 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
5903 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
5904 value-prof.c: Fix comment typos.
5906 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5909 * doc/invoke.texi (Wpointer-arith): Document warning.
5911 2007-01-30 Janis Johnson <janis187@us.ibm.com>
5913 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
5914 the list of discrepancies from the draft TR.
5916 2007-01-30 Dirk Mueller <dmueller@suse.de>
5919 * doc/invoke.texi (-Wreturn-type): Update description to
5922 2007-01-30 Richard Sandiford <richard@codesourcery.com>
5924 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
5926 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
5928 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
5929 to handle optabs that operate on floating point input argument and
5930 output to integer output.
5931 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
5932 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
5933 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
5934 expand_builtin_interclass_mathfn ().
5935 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
5937 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
5938 ilogbl built-in functions as x87 intrinsics.
5940 2007-01-30 Richard Guenther <rguenther@suse.de>
5943 * dwarf2out.c (reference_to_unused): Query varpool if the
5944 variable was output.
5946 2007-01-30 Richard Guenther <rguenther@suse.de>
5949 * passes.c (execute_one_pass): Reset in_gimple_form to not
5950 confuse non-unit-at-a-time mode.
5952 2007-01-29 Roger Sayle <roger@eyesopen.com>
5953 Richard Guenther <rguenther@suse.de>
5955 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
5956 avoid undefined behaviour on overflow. Use force_fit_type_double
5957 to construct the constant with the specified TREE_OVERFLOW.
5959 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5961 * config/dfp-bit.c: Add parameterized support for fp exceptions.
5962 * config/dfp-bit.h: Ditto.
5964 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5966 * c-decl.c (pop_scope): Replace warnings with call to
5967 warn_for_unused_label.
5968 * c-common.h (warn_for_unused_label): Declare.
5969 * c-common.c (warn_for_unused_label): Define.
5971 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5973 * tree-optimize.c (update_inlined_to_pointers): Delete unused
5976 2007-01-29 Janis Johnson <janis187@us.ibm.com>
5978 * Makefile.in (USER_H): Remove decfloat.h.
5979 * ginclude/decfloat.h: Delete, moving contents to ...
5980 * ginclude/float.h: Add support for decimal floating point,
5981 guarded by __STDC_WANT_DEC_FP__.
5983 2007-01-29 Mike Stump <mrs@apple.com>
5985 * doc/gccint.texi (Top): Rename Loop Representation to Loop
5986 Analysis and Representation to resolve case insensitive conflict.
5987 * doc/loop.texi (Loop Analysis and Representation): Likewise.
5989 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
5991 * tree.h (struct tree_memory_tag): Add aliases member.
5992 (MTAG_ALIASES): New macro.
5993 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
5994 (add_may_alias): Remove pointer-set. Update for may_aliases being
5996 (mark_aliases_call_clobbered): Update for may_aliases being a
5998 (compute_tag_properties): Ditto.
5999 (create_partition_for): Ditto.
6000 (compute_memory_partitions): Ditto.
6001 (dump_may_aliases_for): Ditto.
6002 (is_aliased_with): Ditto.
6003 (add_may_alias_for_new_tag): Ditto.
6004 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
6005 (compute_is_aliased): New function.
6006 (compute_may_aliases): Call compute_is_aliased).
6007 (init_alias_info): Initialize alias_bitmap_obstack.
6008 (union_alias_set_into): New function.
6009 (compute_flow_sensitive_aliasing): Use union_aliases_into.
6010 (have_common_aliases_p): Rewrite to take two bitmaps and use
6012 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
6014 (finalize_ref_all_pointers): Update for add_may_alias changes.
6015 (new_type_alias): Ditto.
6016 * tree-flow-inline.h (may_aliases): Return a bitmap.
6017 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
6018 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
6019 may_aliases being a bitmap.
6020 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
6021 may_aliases now returns a bitmap.
6022 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
6024 * tree-ssa-operands.c (add_virtual_operand): Update for
6025 may_aliases being a bitmap.
6027 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
6029 PR tree-optimization/30630
6030 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
6031 variable as changed.
6033 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
6036 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
6037 expanded only once even if an error occurs.
6039 2007-01-29 Ben Elliston <bje@au.ibm.com>
6041 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
6042 (__gcov_average_profiler): Likewise.
6043 (__gcov_ior_profiler): Likewise.
6044 (__gcov_merge_ior): Likewise.
6046 2007-01-28 Jan Hubicka <jh@suse.cz>
6048 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
6049 * value-prof.c (stringop_block_profile): Likewise.
6051 2007-01-28 Jan Hubicka <jh@suse.cz>
6053 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
6054 variant handling histograms; add wrapper.
6055 (clear_storage_via_libcall): Export.
6056 (emit_block_move_hints): Break out from ...; add histograms.
6057 (emit_block_move): ... this one.
6058 (clear_storage_hints): Break out from ...; add histograms.
6059 (clear_storage): ... this one.
6060 (set_storage_via_memset): Handle histogram.
6061 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
6062 (clear_storage_hints, clear_storage_via_libcall): Declare.
6063 (set_storage_via_setmem): Update prototype.
6064 * doc/md.texi (movmem, setmem): Document new arguments.
6066 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
6068 (stringop_block_profile): New global function.
6069 (tree_stringops_values_to_profile): Profile block size and alignment.
6070 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
6072 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
6073 (stringop_block_profile): Declare.
6074 * builtins.c: Include value-prof.h.
6075 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
6076 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
6077 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
6078 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
6079 * profile.c (instrument_values): Add new counters.
6080 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
6082 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
6083 (tree_init_edge_profiler): Build new profilers.
6084 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
6085 (pass_tree_profile): Add dump.
6086 (tree_profile_hooks): Update.
6087 * Makefile.in (LIBGCOV): Add new constants.
6088 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
6089 __gcov_ior_profiler): New.
6090 * i386.md (movmem/setmem expanders): Add new optional arguments.
6092 2007-01-28 David Edelsohn <edelsohn@gnu.org>
6094 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
6096 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6098 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
6099 (tree_unswitch_single_loop): Pass eni_size_weights to
6100 tree_num_loop_insns.
6101 * tree-ssa-loop-manip.c: Include tree-inline.h.
6102 (can_unroll_loop_p): Pass eni_size_weights to
6103 tree_num_loop_insns.
6104 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
6105 Pass eni_size_weights to estimate_num_insns.
6106 * tree.h (init_inline_once): Export.
6107 * toplev.c (backend_init): Call init_inline_once.
6108 * cgraphunit.c (cgraph_process_new_functions,
6109 cgraph_analyze_function): Pass eni_inlining_weights to
6111 * ipa-inline.c (compute_inline_parameters): Ditto.
6112 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
6113 to estimate_num_insns.
6114 (try_unroll_loop_completely): Pass eni_size_weights to
6115 tree_num_loop_insns.
6116 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
6117 ot estimate_num_insns.
6118 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
6119 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
6120 * tree-inline.c (eni_inlining_weights, eni_size_weights,
6121 eni_time_weights): New variables.
6122 (init_inline_once): Initialize them.
6123 (struct eni_data): Mew.
6124 (estimate_num_insns_1, estimate_num_insns): Use weights.
6125 * tree-inline.h (struct eni_weights_d): New.
6126 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
6127 (estimate_num_insns): Declaration changed.
6128 * cfgloop.h (tree_num_loop_insns): Declaration changed.
6129 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
6130 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
6132 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
6134 * tree-data-ref.c (conflict_fn): Assert that the number of affine
6135 relations in the conflict function is valid.
6137 2007-01-27 Ian Lance Taylor <iant@google.com>
6139 * common.opt: Add fstrict-overflow.
6140 * opts.c (decode_options): Set flag_strict_overflow if -O2.
6141 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
6142 (TYPE_OVERFLOW_UNDEFINED): Define.
6143 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
6145 * tree.h (TYPE_TRAP_SIGNED): Don't define.
6146 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
6147 (fold_negate_expr): Likewise.
6148 (make_range): Likewise.
6149 (extract_muldiv_1): Likewise.
6150 (maybe_canonicalize_comparison): Likewise.
6151 (fold_comparison): Likewise.
6152 (fold_binary): Likewise.
6153 (tree_expr_nonnegative_p): Likewise.
6154 (tree_expr_nonzero_p): Likewise.
6155 * tree-vrp.c (compare_values): Likewise.
6156 (extract_range_from_binary_expr): Likewise.
6157 (extract_range_from_unary_expr): Likewise.
6158 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
6160 (nowrap_type_p): Likewise.
6161 * tree-scalar-evolution.c (simple_iv): Likewise.
6162 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
6163 (build_range_check): Likewise.
6164 (extract_muldiv_1): Likewise.
6165 (fold_comparison): Likewise.
6166 * tree-vrp.c (vrp_int_const_binop): Likewise.
6167 (extract_range_from_unary_expr): Likewise.
6168 * convert.c (convert_to_integer): Likewise.
6169 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
6170 (fold_comparison): Likewise.
6171 (fold_binary): Likewise.
6172 * optabs.c (optab_for_tree_code): Likewise.
6173 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
6174 * simplify-rtx.c (simplify_const_relational_operation): Check
6175 flag_strict_overflow and flag_trapv.
6176 (simplify_const_relational_operation): Likewise.
6177 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
6178 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
6181 2007-01-27 Roger Sayle <roger@eyesopen.com>
6183 * tree.c (tree_fold_gcd): Delete.
6184 * tree.h (tree_fold_gcd): Remove prototype.
6185 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
6186 test whether one constant integer is a multiple of another. Instead
6187 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
6188 * fold-const.c (multiple_of_p): We've determined both TOP and
6189 BOTTOM are integer constants so we can call int_const_binop directly
6190 instead of the more generic const_binop.
6192 2007-01-27 Roger Sayle <roger@eyesopen.com>
6194 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
6195 1*X check that the constant hasn't overflowed, to preserve the
6197 (round_up): Provide an efficient implementation when rouding-up an
6198 INTEGER_CST to a power-of-two.
6200 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6202 * doc/sourcebuild.texi: Add comma for clarity.
6203 * doc/extend.texi: Fix some typos.
6204 * doc/passes.texi: Likewise.
6205 * doc/cppinternals.texi: Likewise.
6206 * doc/c-tree.texi: Likewise.
6207 * doc/tree-ssa.texi: Likewise.
6208 * doc/install.texi: Likewise.
6210 2007-01-27 Jan Hubicka <jh@suse.cz>
6212 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
6213 (pass_sra): Do not require alias information.
6214 * passes.c (init_optimization_passes): Add SRA
6216 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
6218 * tracer.c (rest_of_handle_tracer): We already cleaned
6219 up the CFG in tracer() so don't do it here again.
6220 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
6221 cleanup_cfg here, either. And don't call renumber_insns.
6223 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
6224 and BB_HEAD are in the insn stream here. Instead make sure
6225 that BB_INSN is valid on all insns. Also, do check here that
6226 there are no pending branch predictions...
6227 (rtl_verify_flow_info): ...instead of doing it here. Checks
6228 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
6231 2007-01-26 Roger Sayle <roger@eyesopen.com>
6233 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
6234 function to simplify/factorize operand order canonicalization.
6235 (ix86_fixup_binary_operands): Reorganize using the above function.
6236 (ix86_binary_operator_ok): Likewise.
6238 2007-01-27 Jakub Jelinek <jakub@redhat.com>
6240 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
6241 file scope from optimize_attrs.
6242 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
6244 (optimize_attrs): Clear insn_code_values after freeing it.
6246 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6248 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
6249 a parts.base assignment.
6251 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
6253 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
6254 (compute_subscript_distance, initialize_data_dependence_relation,
6255 finalize_ddr_dependent, analyze_ziv_subscript,
6256 analyze_siv_subscript_cst_affine,
6257 compute_overlap_steps_for_affine_univar,
6258 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6259 analyze_siv_subscript, analyze_miv_subscript,
6260 analyze_overlapping_iterations, subscript_dependence_tester_1,
6261 compute_self_dependence, free_dependence_relation): Work
6262 with affine_fn instead of chrecs.
6263 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
6264 common_affine_function, affine_function_base,
6265 affine_function_constant_p, affine_fn_op, affine_fn_plus,
6266 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
6267 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
6268 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
6269 (all_chrecs_equal_p): Removed.
6270 * tree-data-ref.h (affine_fn, conflict_function): New types.
6271 (struct subscript): Change type of conflicting_iterations_in_a
6272 and conflicting_iterations_in_b.
6274 2007-01-26 Steve Ellcey <sje@cup.hp.com>
6277 * config/pa/pa.h (TARGET_HPUX_11): New.
6278 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
6279 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
6281 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
6282 Richard Guenther <rguenther@suse.de>
6284 * tree-ssa-structalias.c (solve_graph): Handle case
6285 we merged the variable to another.
6287 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6289 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
6292 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
6293 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
6295 2007-01-25 DJ Delorie <dj@redhat.com>
6297 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
6298 allow changes to modes which don't fit in those registers.
6300 * reload1.c (choose_reload_regs): Check for invalid subregs before
6301 computing their locations, not after.
6303 2007-01-25 Geoffrey Keating <geoffk@apple.com>
6306 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
6307 save Altivec registers in an eh_return function.
6308 (compute_vrsave_mask): Likewise.
6309 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
6310 for saving Altivec registers.
6311 (rs6000_emit_prologue): Don't allocate stack twice in
6312 eh_return function. Correct expected value of altivec_save_offset
6313 when using save_world. Describe save of R0 to stack when using
6314 save_world. Describe stack pointer adjustment when using
6315 save_world. Remove duplicated eh_return parameter register saving.
6316 Update sp_offset variable after save_world.
6317 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
6319 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
6320 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
6323 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6325 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
6327 2007-01-25 Steve Ellcey <sje@cup.hp.com>
6330 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
6331 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
6333 2007-01-25 Richard Guenther <rguenther@suse.de>
6335 * doc/invoke.texi (-Wcoverage-mismatch): Document.
6336 * common.opt (-Wcoverage-mismatch): New warning option.
6337 * coverage.c (get_coverage_counts): Ignore coverage mismatch
6338 if -Wcoverage-mismatch is given.
6340 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
6342 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
6343 (ipcp_driver): Change to static definition.
6344 Add dumping of the ifunctions.
6345 (constant_val_insert): Remove unused parameter. Support for SSA.
6346 (ipcp_propagate_const): Support for SSA.
6347 (ipcp_profile_bb_print): Print only analyzed nodes.
6348 (ipcp_replace_map_create): Remove support for Fortran constant
6350 * ipa-prop.c (ipa_method_modify_stmt,
6351 ipa_callsite_compute_param): Support for SSA.
6352 * ipa-prop.h (ipcp_driver): Remove declaration.
6353 (IS_VALID_TREE_MAP_INDEX): Add define.
6355 2007-01-24 Geoffrey Keating <geoffk@apple.com>
6357 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
6359 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6362 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
6363 constant argument to cabs and do it without checking for
6364 -funsafe-math-optimizations.
6366 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
6368 * c-common.h (RID_FIRST_CXX0X): New.
6369 (RID_LAST_CXX0X): New.
6370 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
6372 * c.opt (Wc++0x-compat): New.
6373 * doc/invoke.texi (-Wc++0x-compat): Document.
6375 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6377 * builtins.c (fold_builtin_carg): New.
6378 (fold_builtin_1): Use it.
6380 2007-01-24 Jan Hubicka <jh@suse.cz>
6382 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
6384 * ipa-inline.c (initial_insns, max_insns): Delete.
6385 (compute_max_insns): New function.
6386 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
6387 of insns as base for code growth.
6388 (cgraph_decide_inlining): Make initial_insns local; do not compute
6390 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
6391 * doc/invoke.texi (inline-unit-growth): Update docs.
6393 2007-01-24 Jakub Jelinek <jakub@redhat.com>
6395 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
6396 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
6397 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
6398 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
6399 for CPUs that have PTA_CX16 set.
6402 * gimplify.c (omp_check_private): New function.
6403 (gimplify_scan_omp_clauses): Use it for
6404 firstprivate/lastprivate/reduction.
6407 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
6408 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
6411 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
6412 If lower_lastprivate_clauses emits some statements, append them
6413 to dlist rather than body_p and to body_p append an initializer.
6414 (lower_omp_for): Adjust caller.
6416 2007-01-24 Steve Ellcey <sje@cup.hp.com>
6418 * target.h (globalize_decl_name): New.
6419 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6420 * output.h (default_globalize_decl_name): New.
6421 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
6423 (globalize_decl): Ditto.
6424 (default_globalize_decl_name): New.
6425 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
6426 (ia64_handle_version_id_attribute): New.
6427 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
6428 (ia64_asm_output_external): Use globalize_decl_name instead
6430 * doc/extend.texi (version_id): New pragma.
6431 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
6433 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6435 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
6436 _uleb128_t and _Unwind_SWord with _sleb128_t.
6437 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
6438 uw_frame_state_for, uw_update_context_1): Likewise.
6439 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
6440 * unwind-pe.h (read_uleb128, read_sleb128,
6441 read_encoded_value_with_base): Likewise.
6442 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
6444 2007-01-24 Richard Guenther <rguenther@suse.de>
6446 * builtins.c (expand_builtin_cexpi): Get the fndecl
6447 for cexp in the correct way.
6449 2007-01-24 Jan Hubicka <jh@suse.cz>
6451 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
6453 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
6455 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
6456 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
6457 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
6458 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
6459 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
6460 __SIZEOF_PTRDIFF_T__.
6461 * doc/cpp.texi: Documentation for the new builtin macros added.
6463 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
6465 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
6466 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
6467 instead of operands[2] to avoid access past the end of array.
6469 2007-01-24 Richard Sandiford <richard@codesourcery.com>
6471 * reload1.c (emit_reload_insns): Pass the reload register
6472 for a non-spill output reload through forget_old_reloads_1.
6474 2007-01-23 Joseph Myers <joseph@codesourcery.com>
6476 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
6477 _SOFT_DOUBLE if doubles use software floating-point.
6478 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
6479 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6480 * config/rs6000/darwin-ldouble.c: Also compile functions for
6481 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
6482 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
6483 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
6484 commented-out long double override.
6485 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
6486 * config/rs6000/eabispe.h: Likewise.
6487 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
6488 long double for non-SPE.
6489 (rs6000_handle_option): Likewise.
6490 (invalid_e500_subreg): Disallow more subregs involding DImode,
6491 DFmode, TImode or TFmode.
6492 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
6494 (legitimate_lo_sum_address_p): Also check for TFmode for E500
6496 (rs6000_legitimize_address): Also handle TFmode for E500 double.
6497 (rs6000_legitimize_reload_address): Also handle TFmode for E500
6499 (rs6000_legitimate_address): Also check for TFmode for E500
6501 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
6502 (spe_build_register_parallel): Handle TFmode and TCmode.
6503 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
6505 (function_arg): Handle TFmode and TCmode for E500 double.
6506 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
6508 (print_operand): Handle TFmode and TImode for %y.
6509 (rs6000_generate_compare): Handle TFmode comparisons for E500
6511 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
6512 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
6513 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
6514 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
6515 TFmode for E500 double.
6516 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
6517 (floatsidf2): Enable for E500 double.
6518 (movtf_softfloat): Use rs6000_nonimmediate_operand.
6519 (extenddftf2): Change to extenddftf2_fprs.
6520 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
6521 depending on TARGET_E500_DOUBLE.
6522 (extendsftf2): Enable for E500 double.
6523 (trunctfdf2): Enable for E500 double.
6524 (trunctfsf2): Change to trunctfsf2_fprs.
6525 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
6526 depending on TARGET_E500_DOUBLE.
6527 (floatsitf2): Enable for E500 double.
6528 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
6529 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
6530 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
6531 (negtf2): Change to negtf2_internal.
6532 (negtf2): New expander.
6533 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
6534 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
6535 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
6536 (movdi_internal32): Use rs6000_nonimmediate_operand.
6537 (unnamed splitter): Likewise.
6538 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
6539 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
6540 (SPE64TF, DITI): New mode macros.
6541 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
6544 (frob_<mode>_di_2): New.
6545 (frob_tf_di_8_2): New.
6546 (frob_di_df): Change to frob_di_<mode>; allow more modes.
6548 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
6550 (frob_ti_<mode>_8_2): New.
6551 (frob_ti_tf_2): New.
6552 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
6553 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
6555 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
6556 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
6557 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
6558 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
6559 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
6560 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
6563 2007-01-23 Ian Lance Taylor <iant@google.com>
6565 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
6567 (OBJS-archive): Reformat, alphabetize.
6568 (OBJS): Change out_object_file to OBJS-md.
6570 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
6572 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
6573 JUMP_P and CALL_P predicates where applicable.
6574 * config/i386/i386.c: Ditto.
6575 * config/i386/i386.md: Ditto.
6576 * config/i386/mmx.md: Ditto.
6577 * config/i386/predicates.md: Ditto.
6579 2007-01-22 Andreas Schwab <schwab@suse.de>
6581 * config/m68k/m68k.h: Fix comment.
6583 2007-01-22 Jan Hubicka <jh@suse.cz>
6585 * passes.c (init_optimization_passes): Do not rerun
6586 pass_early_warn_uninitialized.
6588 2007-01-22 Richard Guenther <rguenther@suse.de>
6590 PR tree-optimization/30038
6591 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
6593 (execute_cse_sincos_1): Likewise.
6594 (execute_cse_sincos): Likewise.
6595 (gate_cse_sincos): Likewise.
6596 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
6597 the cexpi() canonicalization of sincos().
6598 * tree-pass.h (pass_cse_sincos): Declare.
6599 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
6601 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
6603 PR rtl-optimization/29329
6604 * combine.c (replaced_rhs_insn): Rename to i2mod.
6605 (replaced_rhs_value): Rename to i2mod_new_rhs.
6606 (i2mod_old_rhs): New global variable.
6607 (combine_instructions): Adjust for above change. Save a copy of
6608 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
6609 note are substituted in the second instruction.
6610 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
6611 ditch the note if it pertains to the second eliminated register
6612 and this register is mentioned in i2mod_old_rhs.
6615 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
6617 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
6618 the insn to which the note was originally attached.
6620 2007-01-21 Jan Hubicka <jh@suse.cz>
6622 * ipa-inline.c (inlining_mode): Comment, move up.
6623 (cgraph_decide_inlining_incrementally): Do not perform inlining
6624 itself; fix handling of flattening of self recursive functions.
6625 (cgraph_find_cycles): Remove.
6626 (cgraph_flatten_node): Remove.
6627 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
6628 (try_inline): New function.
6629 (cgraph_early_inlining): Update call of
6630 cgraph_decide_inlining_incrementally. Apply inlining here.
6631 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
6633 2007-01-21 Dirk Mueller <dmueller@suse.de>
6636 * tree-vrp.c (check_array_bounds): do not warn
6637 about ADDR_EXPR's of ARRAY_REF's which are immediately
6638 used in binary expressions.
6640 2007-01-21 Ira Rosen <irar@il.ibm.com>
6642 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
6643 read_write_dep and macros for its access.
6644 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6645 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
6646 argument, call vect_check_interleaving for every independent pair of
6647 data-refs. Mark loads that access the same memory location as a store
6649 (vect_check_dependences): Remove.
6650 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
6651 call, fix the call to vect_analyze_data_ref_dependence.
6652 (vect_analyze_data_ref_access): For statements that access the same
6653 data-ref, check that they are not stores; for loads, check that there
6654 is no store that access the same location.
6656 2007-01-20 Roger Sayle <roger@eyesopen.com>
6657 Joseph Myers <joseph@codesourcery.com>
6659 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
6660 (-fdump-rtl-stack): Likewise.
6661 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
6662 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
6663 (-mpt-fixed): Use @minus{} for minus sign.
6664 (Using Precompiled Headers): Fix under/overfull hbox.
6666 2007-01-20 Jan Hubicka <jh@suse.cz>
6668 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
6669 place within annotation.
6671 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6673 * pa.c (output_move_double): Change array size of xoperands to 4.
6675 2007-01-20 Jan Hubicka <jh@suse.cz>
6677 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
6680 2007-01-19 Ian Lance Taylor <iant@google.com>
6682 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
6683 constant to unsigned HOST_WIDE_INT before negating.
6685 2007-01-19 Ian Lance Taylor <iant@google.com>
6687 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
6689 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
6690 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6691 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
6692 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
6693 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
6694 (realloc_vdef, realloc_vuse): Change second parameter to
6696 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
6698 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
6699 unsigned. Change x and lim locals to unsigned.
6700 (realloc_vdef, realloc_vuse): Change num_elem parameter to
6702 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
6703 (copy_virtual_operands): Change i and n locals to unsigned.
6705 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6708 * builtins.c (fold_builtin_1): Handle builtin fdim.
6710 2007-01-20 Jan Hubicka <jh@suse.cz>
6712 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
6713 * tree-ssa-structalias.c (compute_points_to_sets): Do call
6714 init_alias_heapvars.
6715 (init_alias_heapvars): Initialize only when not already initialized.
6716 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
6718 2007-01-19 Roger Sayle <roger@eyesopen.com>
6720 * common.opt (fsigned-zeros): New command line option.
6721 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
6722 of flag_unsafe_math_optimizations.
6723 * opts.c (set_fast_math_flags): The -ffast-math command line option
6724 implies -fno-signed-zeros.
6725 (fast_math_flags_set_p): Likewise.
6727 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
6728 the documentation of -ffast-math appropriately. Wrap long lines.
6730 2007-01-19 Steve Ellcey <sje@cup.hp.com>
6732 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
6733 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
6735 2007-01-19 Tomas Bily <tbily@suse.cz>
6737 * cgraphunit.c (cgraph_finalize_function): Updating of pid
6739 (tree_init_ic_make_global_vars): New function
6740 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
6741 (tree_gen_ic_profiler): New function
6742 (tree_gen_ic_func_profiler): New function
6743 (tree_profiling): Added calling of tree_gen_ic_func_profiler
6744 (tree_profile_hooks): Added hook for indirec/virtual calls
6745 * value-prof.c (tree_find_values_to_profile): New case for
6747 (tree_values_to_profile): Call for determining indirect/virtual
6749 (tree_indirect_call_to_profile): New function
6750 (tree_ic_transform): New function
6751 (tree_ic): New function
6752 (find_func_by_pid): New function
6753 (init_pid_map): New function
6754 (tree_value_profile_transformations): Added check for
6755 indirect/virtual call transformation
6756 * value-prof.h (enum hist_type): New counter type for
6757 indirect/virtual calls
6758 (profile_hooks): Added new hook for profiling indirect/virtual
6760 * profile.c (instrument_values): New case for indirect/virtual
6762 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
6763 (GCOV_COUNTER_V_INDIR): New counter type
6764 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
6765 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
6767 * cgraph.c: Definition of cgraph_max_pid
6768 (cgraph_create_node): Default init of pid attribute
6769 * cgraph.h: Declaration of cgraph_max_pid
6770 (struct cgraph_node): Added pid attribute
6771 * libgcov.c (__gcov_indirect_call_profiler): New function
6772 (__gcov_one_value_profiler_body): New function
6773 (__gcov_one_value_profiler): Body was moved to
6774 __gcov_one_value_profiler_body and calls it
6776 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
6778 * doc/gty.texi (Options): Document the mark_hook option to GTY.
6779 * gengtype.c (write_types_data, write_func_for_structure,
6780 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
6781 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
6782 (walk_type, write_func_for_structure): Generate the mark_hook if
6785 2007-01-19 Jan Hubicka <jh@suse.cz>
6787 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
6788 'early' argument take inlining mode argument specifying whether to
6789 inline for size/speeed or all functions; add support for flattening;
6791 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
6793 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6796 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
6797 the name of the declared identifier.
6799 2007-01-19 Dirk Mueller <dmueller@suse.de>
6801 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
6802 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
6803 duplicate evaluation.
6805 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6807 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
6808 Macroize expander using X87MODEF12 mode macro. Extend operand 1
6809 to XFMode, use acosxf2 and truncate result to requested mode.
6810 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
6811 (asin<mode>2): Similarly, with asin expanders.
6812 (*fscalexf4_i387): Rename from *fscalexf4.
6813 (expNcorexf3): New expander.
6814 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
6815 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
6816 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
6817 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
6818 patterns for SSE math.
6819 (exp10<mode>2): Similarly, with exp10 expanders.
6820 (exp2<mode>2): Similarly, with exp2 expanders.
6821 (expm1<mode>2): Similarly, with expm1 expanders.
6822 (ldexp<mode>3): Similarly, with ldexp expanders.
6823 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
6824 Use gen_truncxf<mode>2_i387_noop to truncate result.
6826 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6828 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
6829 for ColdFire targets.
6831 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
6832 Richard Sandiford <richard@codesourcery.com>
6834 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
6835 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
6836 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
6837 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
6838 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6839 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
6841 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6843 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
6844 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
6845 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
6846 (*adddi_dilshr32_cf): New pattern.
6847 (adddi3, subdi3): Remove first alternatives.
6849 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6851 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
6852 implemented using move.l, do not use its cc result for floating-point
6855 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6857 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
6858 from accepting 's' constraints if flag_pic.
6860 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6862 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
6863 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
6864 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
6865 condition from TARGET_68881 to TARGET_HARD_FLOAT.
6867 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
6869 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
6870 ColdFire alternatives.
6871 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
6872 * config/m68k/m68k.md (clzsi2): Define for ColdFire
6873 architectures that support ff1 instruction.
6875 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6876 Julian Brown <julian@codesourcery.com>
6878 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
6879 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
6880 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
6883 2007-01-19 Richard Sandiford <richard@codesourcery.com>
6885 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
6887 (output_move_const_into_data_reg, output_move_simode_const): Delete.
6888 * config/m68k/m68k.c (const_method, const_int_cost): Take a
6889 HOST_WIDE_INT instead of an rtx.
6890 (m68k_rtx_costs): Update call accordingly.
6891 (output_move_const_into_data_reg): Likewise. Fix formatting.
6892 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
6894 (output_move_simode_const): Update calls after above changes.
6895 Rework to use automatic variables and predicates like MEM_P.
6896 * config/m68k/m68k.md (pushexthisi_const): Update call to
6899 2007-01-19 Dirk Mueller <dmueller@suse.de>
6901 * tree-ssa-alias.c (perform_var_substitution): Fix typo
6904 2007-01-19 Richard Guenther <rguenther@suse.de>
6906 * builtins.c (expand_builtin_cexpi): Fall back to expanding
6907 via cexp in case sincos is not available.
6909 2007-01-19 Richard Guenther <rguenther@suse.de>
6911 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
6912 * defaults.h (TARGET_HAS_SINCOS): Default to off.
6913 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
6914 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
6915 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
6916 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
6917 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
6918 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
6920 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
6922 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
6924 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
6925 (atan2xf3): Directly generate RTL pattern.
6926 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
6927 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6928 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6929 disable patterns for SSE math.
6930 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
6931 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
6932 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
6933 disable patterns for SSE math.
6935 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
6937 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
6939 2007-01-18 Roger Sayle <roger@eyesopen.com>
6941 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
6942 VIEW_CONVERT_EXPR to the same type as it's operand.
6944 2007-01-18 David Edelsohn <edelsohn@gnu.org>
6946 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
6947 configured for long double 128.
6949 2007-01-18 Mike Stump <mrs@apple.com>
6951 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
6954 2007-01-18 Michael Meissner <michael.meissner@amd.com>
6956 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
6959 2007-01-18 Jan Hubicka <jh@suse.cz>
6961 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
6962 greater than NUM_VOP_FREE_BUCKETS.
6964 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
6966 * tree-ssa-structalias.c: Update comments.
6967 (ptabitmap_obstack): Removed.
6969 (oldpta_obstack): Ditto.
6970 (stats): Add a few members.
6971 (struct variable_info): Remove node, complex, address_taken, and
6972 indirect_target members. Add oldsolution member.
6973 (new_var_info): Do not initialize removed members.
6974 (constraint_expr_type): Remove INCLUDES.
6975 (constraint_graph): Add size, implicit_preds, rep,
6976 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
6977 (FIRST_REF_NODE): New macro.
6978 (LAST_REF_NODE): Ditto.
6979 (FIRST_ADDR_NODE): Ditto.
6980 (find): New function.
6982 (dump_constraint): Do not handle INCLUDES.
6983 (insert_into_complex): Do not insert duplicate constraints.
6984 (condense_varmap_nodes): Renamed and rewritten into ...
6985 (merge_node_constraints): This. Also fix bug in handling of
6986 offseted copy constraints.
6987 (clear_edges_for_node): No longer need to deal with preds at all,
6988 or removing associated preds/succs.
6989 (merge_graph_nodes): Deal with indirect_cycles.
6990 Don't deal with predecessors.
6991 (add_implicit_graph_edge): New function.
6992 (add_pred_graph_edge): Ditto.
6993 (add_graph_edge): Don't deal with predecessors.
6994 (build_constraint_graph): Removed.
6995 (build_pred_graph): New function.
6996 (build_succ_graph): Ditto.
6997 (struct scc_info): Removed in_component. Added roots, dfs, and
6998 node_mapping. Remove visited_index, unification_queue.
6999 (scc_visit): Deal with union-find we do now.
7000 Deal with cycles with REF nodes.
7001 (collapse_nodes): Renamed and rewritten to ...
7002 (unify_nodes): This.
7003 (process_unification_queue): Removed.
7004 (topo_visit): Cleanup
7005 (do_da_constraint): Use find.
7006 (do_sd_constraint): Ditto.
7007 (do_ds_constraint): Ditto.
7008 (do_complex_constraint): Ditto.
7009 (init_scc_info): Update for removed and added members.
7010 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
7011 (find_indirect_cycles): This.
7012 (equivalence_class): New variable.
7013 (label_visit): New function.
7014 (perform_variable_substitution): Rewritten.
7015 (free_var_substitution_info): New function.
7016 (find_equivalent_node): Ditto.
7017 (move_complex_constraints): Ditto.
7018 (eliminate_indirect_cycles): Ditto.
7019 (solve_graph): Only propagate changed bits.
7020 Use indirect cycle elimination.
7022 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
7023 (tree_id_eq): Renamed to ...
7024 (tree_vi_eq): This. Update for member change
7025 (insert_id_for_tree): Renamed and rewritten to ...
7026 (insert_vi_for_tree): This.
7027 (lookup_id_for_tree): Renamed and rewritten to ...
7028 (lookup_vi_for_tree): This.
7029 (get_id_for_tree): Renamed and rewritten to ...
7030 (get_vi_for_tree): Ditto.
7031 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
7032 (process_constraint): Don't handle INCLUDES.
7033 Remove special ADDRESSOF case.
7034 (find_func_aliases): Rewrite to use vi functions instead of id
7036 (create_function_info_for): Ditto.
7037 (create_variable_info_for): Ditto.
7038 (intra_create_variable_infos): Ditto.
7039 (merge_smts_into): Ditto.
7040 (find_what_p_points_to): Ditto.
7041 (init_base_vars): Ditto.
7042 (init_alias_vars): Ditto.
7043 (remove_preds_and_fake_succs): New function.
7044 (dump_sa_points_to_info): Dump new stats.
7045 (dump_solution_for_var): Use find.
7046 (set_used_smts): Fix formatting.
7047 (compute_points_to_sets): Updated for new functions.
7048 (ipa_pta_execute): Ditto.
7050 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7051 Richard Sandiford <richard@codesourcery.com>
7053 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
7055 * calls.c (expand_call): If the return value is a PARALLEL,
7056 extract its first member.
7057 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
7058 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7059 use FUNCTION_EXTRA_EPILOGUE.
7060 (m68k_function_value): Return a PARALLEL if the return value
7061 is of a pointer type.
7062 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
7063 (FUNCTION_EXTRA_EPILOGUE): Remove.
7064 * config/m68k/m68k.md (D0_REG): New constant.
7066 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7068 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
7069 output a NOP for empty epilogues.
7071 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7073 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
7074 before function. Extend register save check to include all
7075 registers, not just integer ones.
7077 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7079 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
7080 (m68k_use_return_insn): ...this.
7081 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
7082 * config/m68k/m68k.c (use_return_insn): Rename to...
7083 (m68k_use_return_insn): ...this.
7084 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
7087 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7089 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
7090 nearest even, fix denormal rounding overflow.
7092 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7094 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
7095 f%$smove and f%$move.
7096 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
7097 (extendsfdf2_cf): Use fdmove instead of f%&move.
7098 (truncdfsf2_cf): Use fsmove instead of f%$smove.
7099 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
7101 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7103 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
7106 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7108 * real.h (real_format): Add a canonical_nan_lsbs_set field.
7109 (coldfire_single_format): Declare.
7110 (coldfire_double_format): Likewise.
7111 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
7112 of qnan_msb_set to determine the lower bits of a canonical
7114 (encode_ieee_double): Likewise.
7115 (encode_ieee_quad): Likewise.
7116 (ieee_single_format): Initialize canonical_nan_lsbs_set.
7117 (mips_single_format): Likewise.
7118 (ieee_double_format): Likewise.
7119 (mips_double_format): Likewise.
7120 (ieee_extended_motorola_format): Likewise.
7121 (ieee_extended_intel_96_format): Likewise.
7122 (ieee_extended_intel_128_format): Likewise.
7123 (ieee_extended_intel_96_round_53_format): Likewise.
7124 (ibm_extended_format): Likewise.
7125 (mips_extended_format): Likewise.
7126 (ieee_quad_format): Likewise.
7127 (mips_quad_format): Likewise.
7128 (vax_f_format): Likewise.
7129 (vax_d_format): Likewise.
7130 (vax_g_format): Likewise.
7131 (i370_single_format): Likewise.
7132 (i370_double_format): Likewise.
7133 (decimal_single_format): Likewise.
7134 (decimal_double_format): Likewise.
7135 (decimal_quad_format): Likewise.
7136 (c4x_single_format): Likewise.
7137 (c4x_extended_format): Likewise.
7138 (real_internal_format): Likewise.
7139 (coldfire_single_format): New real_format.
7140 (coldfire_double_format): Likewise.
7141 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
7142 canonical_nan_lsbs_set.
7143 (pdp11_d_format): Likewise.
7144 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
7145 if TARGET_COLDFIRE_CPU.
7147 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7149 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
7150 (output_call, m68k_legitimize_call_address): Declare.
7151 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
7152 parenthesees. Add support for a 'W' constraint.
7153 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
7154 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
7155 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
7156 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
7158 (override_options): Initialize them. Do not set flag_no_function_cse
7159 for TARGET_ID_SHARED_LIBRARY.
7160 (m68k_output_pic_call): Delete.
7161 (m68k_legitimize_call_address): New function.
7162 (print_operand): Remove the %o prefix. Handle the %p prefix.
7163 (output_call): New function.
7164 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
7165 target address from the GOT if symbolic jumps are not allowed.
7166 * config/m68k/m68k.md (call, general_operand): Do not set
7167 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
7168 Merge separate flag_pic and !flag_pic define_insns into...
7169 (*call, *call_value): ...these new patterns. Match the address
7170 rather than the containing MEM and require it to be a call_operand.
7171 Use output_call to generate the asm template.
7172 * config/m68k/predicates.md (const_call_operand): New predicate.
7173 (call_operand): Likewise.
7175 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7177 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
7178 (STACK_GROWS_DOWNWARD): Define to 1.
7179 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
7180 comments, emphasizing that these values are only defaults.
7181 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
7182 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
7184 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7186 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
7188 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
7189 Richard Sandiford <richard@codesourcery.com>
7191 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
7192 (FP_REGNO_P): New macros.
7193 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
7194 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
7195 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
7196 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
7198 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7200 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7201 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
7203 * config/m68k/t-floatlib: New file, extracting common code from...
7204 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
7205 * config/m68k/t-uclinux: Here.
7206 * config/m68k/fpgnulib.c: Do not compile extendeed precision
7207 routines on ColdFire targets.
7209 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
7211 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7212 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
7213 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
7214 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
7215 explicitly set MOTOROLA to 1.
7216 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
7218 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7219 Nathan Sidwell <nathan@codesourcery.com>
7221 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
7222 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
7223 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
7224 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
7225 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
7226 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
7227 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
7228 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
7229 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
7230 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7231 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
7232 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
7233 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
7234 (DBX_REGISTER_NUMBER): Delete.
7235 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
7236 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
7237 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
7239 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7241 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
7242 * config/flat.h: New file.
7243 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
7245 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
7246 indirect references for -msep-data or -mid-shared-library.
7247 Do not use PC-relative code addresses either.
7248 * config/m68k/m68k.c (override_options): Restrict -fPIC error
7250 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
7251 for shared libraries and crt1.o for executables. Use crti.o and
7253 (ENDFILE_SPEC): Use crtend.o and crtn.o.
7254 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
7255 Do not add -elf2flt or -shared-lib-id options here.
7256 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
7257 Pass -shared-lib-id if -mid-shared-library, taking the library
7258 identifier from -mshared-library-id if given, otherwise
7260 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
7261 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
7262 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
7263 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
7264 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
7265 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
7267 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
7268 jump sequence for ISA A and ISA A+.
7269 (PICJUMP): Likewise.
7271 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7273 * config.gcc (m68k-*-uclinux*): Base the port on the common
7274 and m68k GNU/Linux files rather than on the generic ELF ones.
7275 * config/m68k/uclinux.h (TARGET_VERSION): Override.
7276 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
7278 2007-01-18 Julian Brown <julian@codesourcery.com>
7279 Richard Sandiford <richard@codesourcery.com>
7281 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
7282 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7283 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
7285 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
7287 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7289 2007-01-18 Richard Sandiford <richard@codesourcery.com>
7291 * doc/install.texi: Document m68k-uclinuxoldabi.
7292 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
7293 * config/m68k/uclinux-oldabi.h: New file, copied from
7294 config/m68k/uclinux.h.
7296 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
7298 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
7299 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
7300 (m32r_compute_frame_size): Use unsigned for regno.
7301 (m32r_reload_lr): Use gen_frame_mem.
7303 (m32r_output_function_epilogue): Don't output the function epilogue
7305 (m32r_expand_epilogue): New.
7306 (direct_return): Return false if the function has the interrupt
7308 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
7309 * config/m32r/m32r.md (epilogue): New expander.
7310 (return_lr, return_rte): New insns.
7311 (return): Make it expander.
7312 (return_normal): New expander.
7314 2007-01-18 Josh Conner <jconner@apple.com>
7317 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
7318 support for UNLE, UNLT, UNGE, and UNGT.
7320 2007-01-18 Jan Hubicka <jh@suse.cz>
7322 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
7323 * tree-tailcall (add_virtual_phis): Likewise.
7324 (optimize_tail_call): Return TODOs.
7325 (execute_tail_calls): Return TODOs.
7326 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
7327 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
7329 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7330 Cleanup cfg using TODO.
7331 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
7332 * passes.c (execute_function_todo): When cleanup did something, remove
7334 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
7335 (make_edges): Don't cleanup_cfg.
7337 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
7339 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
7340 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
7341 operate on the top of stack.
7342 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
7343 register handling of instructions that output to the second
7345 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
7346 (move_for_stack_reg): Special-case check for dead destination
7347 stack slot for constant load of 1.0 inside UNSPEC_TAN.
7349 * config/i386/i386.md (UNSPEC_TAN): New constant.
7350 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
7351 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
7352 to correctly model move of constant 1.0 to top stack slot.
7353 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
7354 (unnamed peephole2 pattern): Remove corresponding peephole2
7355 pattern that optimizes tan insn and loading of constant 1.0.
7356 (tanxf2): Use fptanxf4_i387.
7357 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
7358 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
7359 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
7360 disable patterns for SSE math.
7361 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
7362 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
7364 2007-01-18 Dirk Mueller <dmueller@suse.de>
7365 Richard Guenther <rguenther@suse.de>
7368 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
7369 * common.opt (Warray-bounds): Add new warning option.
7370 * c-opts.c (c_common_handle_option): Define -Warray-bounds
7372 * Makefile.in: make tree-vrp.o depend on toplev.h
7373 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
7375 (check_array_refs, check_array_bounds, check_array_ref): New.
7377 2007-01-18 Jan Hubicka <jh@suse.cz>
7379 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
7380 (execute_ssa_ccp): Return flags conditionally.
7381 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
7383 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
7385 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
7387 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
7388 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
7390 * Makefile.c (GTFILES): Add cfglayout.h.
7391 * gengtype.c (open_base_files): Likewise.
7392 * cfglayout.c (cfg_layout_function_footer,
7393 cfg_layout_function_header) Reindent to make gengtype happy.
7394 * cfglayout.h (cfg_layout_function_footer,
7395 cfg_layout_function_header): Add GTY(()) marker.
7397 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
7399 2007-01-18 Ben Elliston <bje@au.ibm.com>
7401 * genautomata.c (write_automata): Include xstrerror output in the
7402 error message if writing the DFA description file fails.
7404 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
7406 * config/mips/mips-protos.h (mips_output_external): Make it
7408 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
7409 * config/mips/mips.c (irix_output_external_libcall): Likewise.
7410 (extern_list): Likewise.
7411 (extern_head): Likewise.
7412 (TARGET_ASM_FILE_END): Likewise.
7413 (mips_file_end): Likewise.
7414 (mips_output_external): Rewritten.
7416 2007-01-18 Ben Elliston <bje@au.ibm.com>
7418 * genpreds.c (write_insn_preds_c): Only write out the function
7419 body for regclass_for_constraint if we have register constraints.
7421 2007-01-17 Tom Tromey <tromey@redhat.com>
7423 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
7424 * doc/install.texi (Testing): Use sourceware.org.
7425 (Binaries): Likewise.
7426 (Specific): Likewise.
7427 * doc/contrib.texi (Contributors): Use sourceware.org.
7429 2007-01-17 Anatoly Sokolov <aesok@post.ru>
7431 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
7432 (AVR_ENHANCED): Rename to ...
7433 (AVR_HAVE_MUL): ... new.
7434 (avr_enhanced_p): Rename to ...
7435 (avr_have_mul_p): ... new.
7436 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
7437 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
7438 * config/avr/avr.c (avr_enhanced_p): Rename to ...
7439 (avr_have_mul_p): ... new.
7440 (base_arch_s): Rename 'enhanced' to 'have_mul'.
7441 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
7442 'avr_enhanced_p' and 'enhanced'.
7443 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
7444 AVR_HAVE_MUL instead of AVR_ENHANCED.
7445 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7446 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
7447 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
7448 instead of AVR_ENHANCED.
7449 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
7450 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
7451 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
7453 2007-01-17 Ian Lance Taylor <iant@google.com>
7455 * vec.h (VEC_reserve_exact): Define.
7456 (vec_gc_p_reserve_exact): Declare.
7457 (vec_gc_o_reserve_exact): Declare.
7458 (vec_heap_p_reserve_exact): Declare.
7459 (vec_heap_o_reserve_exact): Declare.
7460 (VEC_OP (T,A,reserve_exact)): New static inline function, three
7462 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
7464 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
7465 (VEC_OP (T,A,copy)) [all versions]: Likewise.
7466 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
7467 * vec.c (calculate_allocation): Add exact parameter. Change all
7469 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
7470 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
7471 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
7472 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
7473 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
7474 (vec_heap_p_reserve_exact): New function.
7475 (vec_heap_o_reserve_exact): New function.
7477 2007-01-17 Jan Hubicka <jh@suse.cz>
7479 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
7481 2007-01-17 Eric Christopher <echristo@apple.com>
7483 * config.gcc: Support core2 processor.
7485 2007-01-16 Jan Hubicka <jh@suse.cz>
7487 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
7488 the names, just unlink the chain so we don't crash on dangling pointers
7491 2007-01-16 Jan Hubicka <jh@suse.cz>
7493 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
7494 * tree-pass.h: Reorder to make IPA passes appear toegher.
7495 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
7496 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
7497 parameters, do not call early inliner.
7498 * ipa-inline.c: Update comments. Include tree-flow.h
7499 (cgraph_decide_inlining): Do not compute inlining parameters.
7500 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
7501 be called with function context set up.
7502 (pass_ipa_inline): Remove unreachable functions before pass.
7503 (cgraph_early_inlining): Simplify assuming to be called from the
7505 (pass_early_inline): New pass.
7506 (cgraph_gate_ipa_early_inlining): New gate.
7507 (pass_ipa_early_inline): Turn into simple wrapper.
7508 (compute_inline_parameters): New function.
7509 (gate_inline_passes): New gate.
7510 (pass_inline_parameters): New pass.
7511 (apply_inline): Move here from tree-optimize.c
7512 (pass_apply_inline): New pass.
7513 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
7515 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
7517 (tree_function_versioning): Do not allocate dummy struct function.
7518 * tree-inline.h (optimize_inline_calls): Update prototype.
7519 * tree-optimize.c (execute_fixup_cfg): Export.
7520 (pass_fixup_cfg): Remove
7521 (tree_rest_of_compilation): Do not apply inlines.
7522 * tree-flow.h (execute_fixup_cfg): Declare.
7523 * Makefile.in (gt-passes.c): New.
7524 * passes.c: Include gt-passes.h
7525 (init_optimization_passes): New passes.
7526 (nnodes, order): New static vars.
7527 (do_per_function_toporder): New function.
7528 (execute_one_pass): Dump current pass here.
7529 (execute_ipa_pass_list): Don't dump current pass here.
7531 2007-01-16 Janis Johnson <janis187@us.ibm.com>
7533 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
7534 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
7536 2007-01-16 David Edelsohn <edelsohn@gnu.org>
7538 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
7539 (strong_alias): Define.
7540 (__gcc_qmul): Provide non-FMA for soft-float.
7546 (__gcc_qunord): New.
7556 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
7557 soft-float functions.
7558 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
7559 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
7560 about long double soft float.
7562 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
7563 Tehila Meyzels <tehila@il.ibm.com>
7565 * tree-vectorizer.h (is_pattern_stmt_p): New.
7566 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
7567 formatting (tabs instead of spaces). Cleanup and clarify setting
7568 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
7569 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
7570 (vectorizable_type_demotion): Check that types are integral.
7571 (vectorizable_type_promotion): Likewise.
7572 (vectorizable_store): Fix typo. Eliminate new-line at end of
7575 2007-01-16 Jan Hubicka <jh@suse.cz>
7577 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
7580 2007-01-15 Eric Christopher <echristo@apple.com>
7582 * ifcvt.c: Include vec.h, vecprim.h.
7583 (check_cond_move_block): New argument regs.
7584 Reorganize. Add registers used to regs.
7585 (cond_move_process_if_block): Use regs set above as
7588 2007-01-15 Eric Christopher <echristo@apple.com>
7590 * config/darwin.h: Update copyright.
7591 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
7592 (LINK_COMMAND_SPEC): Add -u.
7593 (LINK_SPEC): Fix umbrella for above.
7595 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
7597 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
7600 2007-01-15 Tom Tromey <tromey@redhat.com>
7602 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
7603 * doc/install.texi (Testing): Don't mention jacks.
7604 (Configuration): Document --enable-java-maintainer-mode. Move
7605 --with-java-home to libgcj-specific section. Document
7607 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
7609 2007-01-15 Jan Hubicka <jh@suse.cz>
7611 * tree-ssa-dce.c (DCE_TODOs): New.
7612 (propagate_necessity): Return if something changed.
7613 (eliminate_unnecessary_stmts): Likewise.
7614 (perform_tree_ssa_dce): Return TODO flags when needed.
7615 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
7617 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
7619 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
7620 (fyl2x_extend<mode>xf3_i387): New insn pattern.
7621 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
7622 patterns using X87MODEF12 mode macro. Extend operand 1
7623 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
7624 (log10<mode>2): Ditto.
7625 (log2<mode>2): Ditto.
7626 (log1p<mode>2): Ditto.
7627 (logb<mode>2): Ditto.
7628 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
7629 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
7630 (*fxtractxf3_i387): Rename from *fxtractxf3.
7631 (fxtract_extend<mode>xf3_i387): New insn pattern.
7632 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
7633 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
7634 and gen_fyl2xxf3_i387().
7636 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
7638 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
7639 * cfgloopmanip.c (fix_loop_placement): Made static. Use
7640 get_loop_exit_edges. Changed return type to bool.
7641 * cfgloop.h (fix_loop_placement): Declaration removed.
7643 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
7645 * param.h (MIN_VECT_LOOP_BOUND): New.
7646 * params.def (MIN_VECT_LOOP_BOUND): New.
7647 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
7648 argument - minimum threshold for number of iterations.
7649 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
7650 argument to declaration.
7651 * tree-vect-analyze.c (vect_analyze_operations): Check value of
7652 MIN_VECT_LOOP_BOUND.
7653 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
7654 slpeel_tree_peel_loop_to_edge with additional argument.
7655 (vect_do_peeling_for_alignment): Likewise.
7656 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
7658 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
7661 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
7664 2007-01-14 Jan Hubicka <jh@suse.cz>
7666 * tree-dfa.c (remove_referenced_var): New function.
7667 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
7668 prune referenced vars list too.
7669 * tree-flow.h (remove_referenced_var): Declare.
7671 2007-01-14 Jan Hubicka <jh@suse.cz>
7673 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
7675 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
7676 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
7677 * except.h (verify_eh_throw_table_statements): Kill prototype.
7678 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
7679 into call exrepssions.
7680 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
7682 * tree-cfg.c: Include pointer-set.h.
7683 (verify_node_sharing): Work on pointer set.
7684 (verify_eh_throw_stmt_node): New.
7685 (verify_stmts): Use pointers sets, verify throw_stmt.
7687 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
7689 * ipa-reference.c (analyze_function): Consider also addresses taken
7692 2007-01-12 Roger Sayle <roger@eyesopen.com>
7694 * c-typeck.c (null_pointer_constant_p): Replace use of
7695 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7696 (build_c_cast): Likewise.
7698 2007-01-12 Roger Sayle <roger@eyesopen.com>
7700 * tree.h (force_fit_type_double): Remove unused final argument.
7701 * c-common.c (constant_expression_warning): Replace use of
7702 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
7703 (convert_and_check): Likewise.
7704 (shorten_compare): Update call to force_fit_type_double.
7705 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
7706 * convert.c (convert_to_pointer): Update call to
7707 force_fit_type_double.
7708 * fold-const.c (force_fit_type_double): Remove overflowed_const
7710 (int_const_binop, fold_convert_const_int_from_int,
7711 fold_convert_const_int_from_real, fold_div_compare,
7712 fold_sign_changed_comparison, fold_unary, fold_negate_const,
7713 fold_abs_const, fold_not_const): Remove the final argument from
7714 calls to force_fit_type_double.
7716 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
7718 * configure.ac: Set insn to "nop" for spu-*-* also.
7719 * configure: Regenerate.
7721 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
7723 * builtins.def : Add BUILT_IN_FREE.
7725 2007-01-12 Jan Hubicka <jh@suse.cz>
7727 PR tree-optimization/30443
7728 * tree-inline.c (tree_function_versioning): Do not optimize when
7729 cloning for inlining.
7731 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
7733 * doc/loop.texi: Document recording of loop exits.
7734 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
7735 (update_single_exits_after_duplication,
7736 update_single_exit_for_duplicated_loop,
7737 update_single_exit_for_duplicated_loops): Removed.
7738 (duplicate_loop_to_header_edge): Do not call
7739 update_single_exits_after_duplication and
7740 update_single_exit_for_duplicated_loops.
7741 (loop_version): Do not update single_exit information.
7742 (fix_loop_structure): Use record_loop_exits instead of
7743 mark_single_exit_loops.
7744 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
7745 the lists of loop exits.
7746 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
7747 split_edge, merge_blocks): Update the lists of loop exits.
7748 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
7749 loop_optimizer_init.
7750 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
7751 of mark_single_exit_loops.
7752 (loop_optimizer_finalize): Call release_recorded_exits.
7753 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
7754 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
7755 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
7756 update single exit information.
7757 * lambda-code.c (perfect_nestify): Ditto.
7758 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
7759 (mark_single_exit_loops): Removed.
7760 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
7761 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
7762 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
7764 (get_loop_exit_edges, single_exit): Use recorded exit lists.
7765 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
7766 (verify_loop_structure): Verify consistency of the exit lists.
7767 (flow_loops_find): Use alloc_loop. Initialize exits hash.
7768 (set_single_exit): Removed.
7769 * cfgloop.h (struct loop_exit): New function.
7770 (struct loop): single_exit_ field replaced by exits field.
7771 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
7772 (struct loops): Added exits hash.
7773 (mark_single_exit_loops, set_single_exit): Declaration removed.
7774 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
7776 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7778 * doc/invoke.texi: Avoid use of @headitem.
7780 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7782 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
7784 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7786 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
7789 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7790 Richard Sandiford <richard@codesourcery.com>
7792 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
7793 * config/m68k/m68k.opt: Resort options.
7794 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
7796 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7797 Richard Sandiford <richard@codesourcery.com>
7799 * doc/invoke.texi: Document the macros that are defined by
7800 m68k's -mtune and -mhard-float options.
7801 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
7802 (m68k_cpp_cpu_family): Likewise.
7803 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
7804 of __ucfv*__ macros. Define __mcffpu__ if generating code for
7805 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
7806 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
7807 (m68k_cpp_cpu_family): Likewise.
7809 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7811 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
7812 macros besides mc68000 as tuning macros. Use a switch statement
7813 to set them and mcpu32.
7815 2007-01-12 Julian Brown <julian@codesourcery.com>
7817 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
7818 (TARGET_68040_ONLY): Rename to...
7819 (TARGET_68040): ...this.
7820 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
7821 * config/m68k/m68k.md: Likewise.
7823 2007-01-12 Julian Brown <julian@codesourcery.com>
7824 Nathan Sidwell <nathan@codesourcery.com>
7825 Richard Sandiford <richard@codesourcery.com>
7827 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
7828 the -mcpu= argument associated with the --with-cpu setting.
7829 Define M68K_DEFAULT_TUNE to the default -mtune= option,
7830 if different from the one implied by the -mcpu setting.
7831 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
7832 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
7833 * doc/invoke.texi: Mention ColdFire in the introduction to the
7834 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
7835 -mno-div and -mhard-float options. Make -m68881 a synonym for
7836 -mhard-float. Document the previously-undocumented -m5206e,
7837 -m528x, -m5307 and -m5407 options. Tweak the existing option
7838 documentation for consistency.
7839 * doc/install.texi: Mention new --with-cpu arguments.
7840 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
7841 default CPU if neither -mcpu nor -march are specified.
7842 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
7843 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
7844 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
7845 using m68k_tune to decide between families that implement the
7846 same ISA. Use m68k_tune to set __mcfv4e__.
7847 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
7848 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
7849 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
7850 (FL_ISA_C, FL_ISA_MMU): New macros.
7851 (MASK_COLDFIRE): Delete.
7852 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
7853 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
7854 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
7855 (TARGET_HARD_FLOAT): Do not define here.
7856 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
7857 (TUNE_68000): New macro.
7858 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
7859 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
7860 (TUNE_CFV2): Redefine in terms of m68k_tune.
7861 (uarch_type, target_device, fpu_type): New enums.
7862 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
7863 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
7864 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
7865 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
7866 (FL_FOR_isa_c): New macros.
7867 (m68k_isa): New enum.
7868 (m68k_target_selection): New structure.
7869 (all_devices, all_isas, all_microarchs): New tables.
7870 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
7871 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
7872 (MASK_ALL_CPU_BITS): Delete.
7873 (m68k_find_selection): New function.
7874 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
7875 Map the legacy target options to a combination of the new ones.
7876 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
7877 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
7878 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
7880 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
7881 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
7883 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
7884 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
7885 * config/m68k/m68k-devices.def: New file.
7887 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7888 Nathan Sidwell <nathan@codesourcery.com>
7890 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
7891 (SUBTARGET_EXTRA_SPECS): New macros.
7892 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
7893 use %(asm_cpu_spec) instead.
7894 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
7895 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
7896 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
7897 (EXTRA_SPECS): Rename to...
7898 (SUBTARGET_EXTRA_SPECS): ...this.
7900 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
7901 Richard Sandiford <richard@codesourcery.com>
7902 Julian Brown <julian@codesourcery.com>
7904 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
7905 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
7906 to the configuration's default CPU.
7907 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
7908 Remove default masks.
7909 (m680[012]0-*-*): Set the default with_cpu to the first part of
7911 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
7912 (m68k*-*-linux): Extend the --with-cpu handling to...
7913 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
7914 and m68010. Don't set target_cpu_default2.
7915 * doc/install.texi: Document --with-cpu for m68k.
7916 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
7917 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
7918 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
7919 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
7920 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
7921 (ASM_SPEC): Remove use of %(asm_cpu_default).
7922 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
7923 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
7924 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
7925 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
7926 __HAVE_FPU__ if TARGET_HARD_FLOAT.
7927 (TARGET_DEFAULT): Delete.
7928 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
7929 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
7930 (CPP_CPU_SPEC): Delete.
7931 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
7932 the appropriate string.
7933 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
7934 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
7935 (ASM_SPEC): Don't use %(asm_default_spec).
7936 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
7937 TARGET_DEFAULT and add MASK_68881.
7938 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
7940 2007-01-12 Richard Sandiford <richard@codesourcery.com>
7942 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
7943 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
7944 MASK_68010 alongside MASK_68020.
7945 * doc/invoke.texi: Document -m68010.
7946 * config/m68k/m68k.opt (m68010): New.
7947 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
7949 (TUNE_68010): New macro.
7950 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
7951 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
7952 (M68K_CPU_m68332): Add MASK_68010.
7953 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
7954 fallback definition.
7955 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
7957 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
7958 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
7959 to all entries that use MASK_68020.
7960 (output_move_simode_const, output_move_himode, output_move_qimode)
7961 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
7962 instead of TARGET_68020 to select clr behavior. Remove comment
7963 about there being no TARGET_68010.
7964 * config/m68k/m68k.md: Likewise throughout.
7966 2007-01-12 Julian Brown <julian@codesourcery.com>
7968 * config/m68k/m68k.h (TARGET_ISAB): New macro.
7969 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
7970 * config/m68k/m68k.md: Likewise.
7972 2007-01-12 Julian Brown <julian@codesourcery.com>
7974 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
7975 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
7977 2007-01-12 Julian Brown <julian@codesourcery.com>
7979 * config/m68k/m68k.h (TUNE_68040_60): New macro.
7980 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
7981 * config/m68k/m68k.md: Likewise.
7983 2007-01-12 Julian Brown <julian@codesourcery.com>
7984 Richard Sandiford <richard@codesourcery.com>
7986 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
7987 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
7988 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
7990 (TARGET_CPU32): Rename to...
7991 (TUNE_CPU32): ...this.
7992 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
7993 (TUNE_CFV2): New macros.
7994 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
7995 remove conditions that are implied by TARGET_68020.
7996 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
7997 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
7998 (m68k_output_function_epilogue): Likewise.
7999 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
8000 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
8001 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
8002 non-68000 timings. Refactor multiplication and division costs.
8003 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
8004 TUNE_CPU32 instead of TARGET_CPU32.
8005 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
8006 and TUNE_68060 instead of TARGET_68060.
8007 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
8008 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
8010 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
8011 && !TARGET_COLDFIRE" to choose between moveq and clr.
8012 Likewise in the unnamed movsf pattern.
8013 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
8014 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
8017 2007-01-12 Richard Sandiford <richard@codesourcery.com>
8019 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
8020 of tabbing before backslashes.
8022 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8024 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
8025 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
8026 (ASM_OUTPUT_INTERNAL_LABEL): Define.
8028 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8030 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
8031 find_interesting_uses_cond.
8032 (find_interesting_uses_cond): Use extract_cond_operands.
8033 (rewrite_use_compare): Use extract_cond_operands and
8034 force_gimple_operand_bsi. Do not call update_stmt.
8035 (determine_use_iv_cost_condition): Use extract_cond_operands.
8036 Return cheaper of using original bound and changing the exit bound.
8038 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
8040 PR tree-optimization/29516
8041 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
8042 most_expensive_mult_to_index, addr_to_parts,
8043 create_mem_ref, maybe_fold_tmr): Make the type of
8044 fields of TARGET_MEM_REF sizetype.
8045 (move_fixed_address_to_symbol, move_pointer_to_base):
8047 * tree.def (TARGET_MEM_REF): Add comment on types of
8050 2007-01-11 Joseph Myers <joseph@codesourcery.com>
8052 * c-common.c (vector_types_convertible_p): Treat opaque types as
8053 always convertible if they have the same size, but not otherwise.
8055 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
8057 * ifcvt.c (struct noce_if_info): Add comments to the fields.
8058 Remove the b_unconditional field.
8059 (noce_try_sign_mask): Do not look at b_unconditional.
8060 (noce_process_if_block): Do not use merge_if_blocks. Update
8061 the CFG here. Do not set b_unconditional.
8062 (cond_move_process_if_block): Likewise.
8063 (find_cond_trap): Likewise.
8064 (check_cond_move_block): Require simple jump insns at the end
8067 2007-01-11 Jan Hubicka <jh@suse.cz>
8069 PR tree-optimization/1046
8070 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
8071 when alias info is not ready.
8072 (pass_tail_recursion): Do not require aliasing.
8073 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
8074 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
8075 * tree-ssa-copy.c (pass_copy_prop): Likewise.
8076 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
8077 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
8078 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
8079 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
8081 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
8082 When aliasing is not build, mark statement as volatile.
8084 2007-01-11 Tom Tromey <tromey@redhat.com>
8086 PR preprocessor/15185, PR preprocessor/20989:
8087 * doc/cppopts.texi <-MT>: Update description of algorithm for
8088 computing default target.
8089 <-M, -MD>: Reword "basename" text.
8091 2007-01-11 Roger Sayle <roger@eyesopen.com>
8093 * builtins.c (expand_builtin_pow, expand_builtin_powi,
8094 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
8095 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
8096 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
8097 fold_builtin_bswap, real_constp, fold_builtin_pow,
8098 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
8099 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
8100 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
8101 * convert.c (convert_to_pointer): Likewise.
8102 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
8103 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
8104 const_binop, fold_convert_const_int_from_int,
8105 fold_convert_const_int_from_real,
8106 fold_convert_const_real_from_real, sign_bit_p,
8107 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
8108 fold_sign_changed_comparison, fold_unary, fold_comparison,
8109 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
8110 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
8111 * print-tree.c (print_node_brief, print_node): Likewise.
8112 * stor-layout.c (place_field, layout_type): Likewise.
8113 * tree-chrec.c (keep_cast): Likewise.
8114 * tree.c (build_vector, build_real, build_real_from_int_cst,
8115 build_complex): Likewise.
8117 2007-01-11 Roger Sayle <roger@eyesopen.com>
8119 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
8120 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
8122 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
8124 * configure.ac (strict1_warn): Rename to strict_warn.
8125 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
8126 cc_set_by_configure, quoted_cc_set_by_configure,
8127 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
8128 all_boot_languages, all_stagestuff): Remove.
8129 (target_list): Remove bootstrap targets.
8130 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
8131 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
8132 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
8133 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
8134 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
8135 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
8136 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
8137 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
8138 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
8139 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
8140 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
8141 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
8142 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
8143 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
8144 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
8145 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
8146 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
8147 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
8148 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
8149 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
8150 (mostlyclean): Adjust.
8151 (clean, distclean): Don't mention bootstrap stuff.
8152 * configure: Regenerate.
8153 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
8154 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
8155 treelang/config-lang.in (stagestuff): Remove.
8156 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
8157 stageprofile, stagefeedback, stagestuff): Remove mention.
8159 2007-01-11 Nick Clifton <nickc@redhat.com>
8161 * config/mcore/predicates.md (mcore_general_movesrc_operand):
8163 (mcore_general_movdst_operand): Do not accept CONST_INTs.
8164 (mcore_arith_K_S_operand): Run the test for the S constraint not
8165 the test for the M constraint.
8166 (mcore_addsub_operand): Do not accept integer values that are
8167 larger than 32 bits.
8168 * config/mcore/mcore.md: Remove unused constraints from split.
8169 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
8171 (allocate_stack): Likewise.
8172 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
8173 operands to 32 bits.
8174 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
8176 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
8177 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
8178 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
8179 mcore_output_bclri, mcore_output_andn, output_inline_const,
8180 mcore_output_move, mcore_output_movedouble): Likewise.
8181 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
8182 (output_inline_const): Likewise.
8183 (output_inline_const): Fix format strings used in sprintf
8185 * config/mcore/mcore-protos.h: Update prototypes for changed
8186 functions in mcore.c.
8187 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
8188 HOST_WIDE_INT and not int.
8189 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
8190 CONST_OK_FOR_N): Likewise.
8191 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
8192 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
8195 2007-01-10 Jan Hubicka <jh@suse.cz>
8197 * tree-vrp.c (remove_range_assertions): Release defs.
8198 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
8199 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
8201 2007-01-10 Paul Brook <paul@codesourcery.com>
8203 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
8204 * config/arm/arm.md (mulsi3subsi): New insn.
8206 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
8208 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
8209 (tree_transform_and_unroll_loop): New.
8210 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
8213 2007-01-10 Robert Kennedy <jimbob@google.com>
8215 * fold-const.c (fold_comparison): Fold comparisons like (x *
8216 1000 < 0) to (x < 0).
8218 2007-01-10 Ian Lance Taylor <iant@google.com>
8220 * tree-pretty-print.c (dump_generic_node): Print parentheses when
8221 operands have the same priority.
8223 2007-01-10 Tom Tromey <tromey@redhat.com>
8225 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
8226 (fold_binary): Likewise.
8227 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
8228 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
8229 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
8230 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
8231 * langhooks.h (struct lang_hooks): Removed field
8232 'can_use_bit_fields_p'.
8234 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
8236 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
8238 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
8240 * function.c (get_last_funcdef_no): New function.
8241 * function.h (get_last_funcdef_no): Declare.
8242 * tree-inline.c (initialize_cfun): Add initialization.
8243 (tree_function_versioning): Cleanup.
8245 2007-01-10 Jan Hubicka <jh@suse.cz>
8247 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
8250 2007-01-10 Sa Liu <saliu@de.ibm.com>
8251 Ben Elliston <bje@au.ibm.com>
8253 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
8254 for SAVE_NONLOCAL and Pmode for any other save level.
8255 * spu-protos.h (spu_restore_stack_block): Declare.
8256 * spu.md (save_stack_block): Remove.
8257 (restore_stack_block): Call spu_restore_stack_block.
8258 * spu.c (spu_restore_stack_block): New function.
8259 (spu_expand_epilogue): Remove old comment.
8261 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
8263 PR tree-optimization/30322
8264 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
8265 (cand_value_at): Return the value as aff_tree.
8266 (may_eliminate_iv): Convert the bound from aff_tree to tree.
8267 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
8268 aff_combination_mult): New functions.
8269 (aff_combination_add): Use aff_combination_add_cst.
8270 (aff_combination_convert): Allow conversions to a wider type.
8271 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
8272 * tree-affine.h (aff_combination_mult): Declare.
8274 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
8276 * doc/tm.texi: Update documentation to reflect reality of exec
8277 and start file search behaviours. Update copyright year.
8278 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
8279 header file directories.
8281 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
8283 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
8284 (*cosxf2): Rename to cosxf2_i387.
8285 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
8286 using X87MODEF12 mode macro. Rename patterns to
8287 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
8289 (*cosdf2, *cossf2): Ditto.
8290 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
8291 to match extended input operands.
8292 (sincos<mode>3): New expander.
8293 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
8294 insn patterns and corresponding splitters.
8296 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
8298 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
8299 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
8301 2007-01-09 Nicolas Pitre <nico@cam.org>
8304 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
8306 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8308 * target.h (struct gcc_target): New field library_rtti_comdat.
8309 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
8310 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
8311 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
8312 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
8314 2007-01-08 Geoffrey Keating <geoffk@apple.com>
8316 * doc/invoke.texi (Optimize Options): Correct description of -O0.
8318 2007-01-08 Richard Guenther <rguenther@suse.de>
8320 * tree.h (force_fit_type_double): Export.
8321 (force_fit_type): Remove.
8322 * fold-const.c (force_fit_type_double): New function.
8323 (force_fit_type): Remove.
8324 (int_const_binop): Use it.
8325 (fold_convert_const_int_from_int): Likewise.
8326 (fold_convert_const_int_from_real): Likewise.
8327 (fold_div_compare): Likewise.
8328 (fold_sign_changed_comparison): Likewise.
8329 (fold_unary): Likewise.
8330 (fold_negate_const): Likewise.
8331 (fold_abs_const): Likewise.
8332 (fold_not_const): Likewise.
8333 * c-common.c (shorten_compare): Use force_fit_type_double.
8334 * convert.c (convert_to_pointer): Likewise.
8336 2007-01-08 Richard Guenther <rguenther@suse.de>
8338 * tree.h (build_int_cst_wide_type): Export.
8339 * tree.c (build_int_cst_wide_type): New function.
8340 (build_int_cst_wide): Fix comment.
8341 * builtins.c (fold_builtin_object_size): Use build_int_cst
8342 to build -1 or 0 of the correct type. Use fit_double_type
8343 to check for overflow.
8344 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
8346 (decode_field_reference): Likewise.
8347 (all_ones_mask_p): Likewise.
8348 (native_interpret_int): Use build_int_cst_wide_type.
8349 (fold_binary): Use build_int_cst_type to build an all-ones
8351 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
8353 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
8355 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
8357 2007-01-09 Ben Elliston <bje@au.ibm.com>
8359 * genautomata.c (STATS_OPTION): New option.
8360 (stats_flag): New flag.
8361 (gen_automata_option): Handle it.
8362 (initiate_automaton_gen): Ditto.
8363 (write_automata): Output statistics only if stats_flag is
8364 set. Likewise, output time statistics only if time_flag is set.
8365 * doc/md.texi (Processor pipeline description): Document new flag.
8367 2007-01-08 Richard Guenther <rguenther@suse.de>
8369 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
8370 * tree.c (build_int_cst_type): Likewise.
8371 (size_in_bytes): Don't call force_fit_type on the result.
8372 (int_fits_type_p): Use fit_double_type.
8373 * fold-const.c (fit_double_type): New function.
8374 (force_fit_type): Use it.
8375 * tree.h (fit_double_type): Export.
8377 2007-01-08 Jan Hubicka <jh@suse.cz>
8379 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
8380 * ipa.c (function_and_variable_visibility): Fix return type.
8382 2007-01-08 Richard Guenther <rguenther@suse.de>
8384 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
8385 of offset to build the index.
8386 * tree-pretty-print.c (dump_generic_node): Don't build negated
8387 const just for printing.
8388 * c-pretty-print.c (pp_c_integer_constant): Likewise.
8389 * builtins.c (fold_builtin_int_roundingfn): Check if result
8390 fits the type by using force_fit_type and comparing the result.
8391 * predict.c (predict_loops): Use compare_tree_int for comparison.
8392 * tree.c (build_int_cst): Fall back to integer_type_node for
8394 (build_int_cst_wide): Assert type is non-null.
8396 2007-01-08 Roberto Costa <roberto.costa@st.com>
8398 * tree-vrp.c (extract_range_from_cond_expr): New.
8399 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
8400 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
8402 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
8403 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
8404 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
8405 used as expressions.
8406 * tree-object-size.c (cond_expr_object_size): New.
8407 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
8409 2007-01-08 Jan Hubicka <jh@suse.cz>
8411 * tree-ssa-forwprop.c (forward_propagate_into_cond,
8412 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
8415 2007-01-08 Richard Guenther <rguenther@suse.de>
8417 PR tree-optimization/23603
8418 * tree-vrp.c (set_value_range_to_truthvalue): New function.
8419 (extract_range_from_binary): Fall back to truthvalue instead of
8420 varying for TRUTH_*_EXPR.
8421 (extract_range_from_comparison): Fall back to truthvalue instead of
8423 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
8424 if all visited PHI values were constant.
8426 2007-01-08 Jan Hubicka <jh@suse.cz>
8428 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
8429 (cgraph_analyze_function): break out from ...
8430 (cgraph_finalize_compilation_unit): ... here.
8431 (cgraph_expand_function): Remove forgoten commented out line.
8432 (cgraph_optimize): Analyze functions.
8434 2007-01-08 Jan Hubicka <jh@suse.cz>
8436 * tree-pas.h (TODO_remove_function): New flag.
8437 (TODO_update*): Renumber.
8438 (pass_ipa_increase_alignment,
8439 pass_ipa_function_and_variable_visibility): New passes.
8440 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
8441 (cgraph_function_and_variable_visibility): Move to ipa.c
8442 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
8443 cgraph_increase_alignment.
8444 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
8445 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
8446 calling tree-inline.
8447 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
8448 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
8449 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
8450 (gate_increase_alignment): New function.
8451 (pass_ipa_increase_alignment): New pass.
8452 * ipa.c: Inline tree-pass.h and timevar.h
8453 (function_and_variable_visibility): Move here from cgraphunit.c
8454 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
8455 * passes.c (init_optimization_passes): Add the two new passes.
8456 (execute_todo): Handle cgraph_remove_functions.
8458 2007-01-08 Nick Clifton <nickc@redhat.com>
8460 * config/frv/predicates.md (reg_or_0_operand): Accept
8463 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
8465 * config/bfin/rtems.h, config/bfin/t-rtems: New.
8466 * config.gcc: Add bfin*-rtems*.
8468 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8470 * c.opt: Add -flax-vector-conversions.
8471 * c-typeck.c (convert_for_assignment): Pass flag to
8472 vector_types_convertible_p to allow emission of note.
8473 (digest_init): Likewise.
8474 * c-opts.c: Handle -flax-vector-conversions.
8475 * c-common.c (flag_lax_vector_conversions): New.
8476 (vector_types_convertible_p): Unless -flax-vector conversions
8477 has been passed, disallow conversions between vectors with
8478 differing numbers of subparts and/or element types. If such
8479 a conversion is disallowed, possibly emit a note on the first
8480 occasion only to inform the user of -flax-vector-conversions.
8481 The new last argument specifies this.
8482 * c-common.h (flag_lax_vector_conversions): New.
8483 (vector_types_convertible_p): Add extra argument.
8484 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
8485 char_type_node for V*QI type vectors.
8486 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
8487 Update to satisfy new typechecking rules.
8488 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
8490 * doc/invoke.texi (C Dialect Options): Document
8491 -flax-vector-conversions.
8493 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
8495 PR tree-optimization/29877
8496 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
8497 a register variable on the RHS to not be replaceable.
8499 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
8500 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
8501 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
8502 const_simm15, const_pow2, const_npow2): Added.
8503 * config/score/misc.md (insv, extv, extzv, movmemsi,
8504 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
8505 * config/score/score.c (score_address_cost, score_select_cc_mode):
8507 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
8508 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
8509 Update score_print_operand.
8510 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
8511 Adjust register allocate order and update some macro define.
8512 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
8513 mdx_block_move_straight, mdx_block_move_loop_head,
8514 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
8515 mdx_block_move): Added.
8516 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
8517 mdp_limm): Updated and fix some bug and typo.
8518 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
8519 (movsf, movdf, doloop_end): Added.
8521 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
8523 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
8524 config/arm/thumb2.md: Fix comment typos.
8525 * doc/extend.texi: Fix a typo.
8527 2007-01-07 Eric Christopher <echristo@apple.com>
8529 * configure.ac: Check for __stack_chk_fail for darwin.
8530 * configure: Regenerate.
8532 2007-01-07 Richard Guenther <rguenther@suse.de>
8534 * tree-vrp.c (extract_range_from_assert): CSE calls to
8535 compare_values where possible.
8536 (extract_range_from_unary_expr): Likewise.
8538 2007-01-07 Anatoly Sokolov <aesok@post.ru>
8540 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
8541 * config/avr/avr.c (call_insn_operand): Delete function.
8542 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
8543 instead of register number. Use predicates.
8544 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
8545 call_insn_operand): Add.
8547 2007-01-06 Jan Hubicka <jh@suse.cz>
8549 * tree-pass.h (pass_build_cgraph_edges): Declare.
8550 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
8551 (visited_nodes): Remove.
8552 (cgraph_create_edges): Move to cgraphbuild.c; rename to
8553 build_cgrpah_edges; make visited_nodes local.
8554 (cgraph_process_new_functions): DO not call initialize_inline_failed.
8555 (record_references_in_initializer): Move to cgraphbuild.c
8556 (initialize_inline_failed, rebuild_cgraph_edges,
8557 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
8558 (verify_cgraph_node): Make visited_nodes local.
8559 (cgraph_analyze_function): Do not call cgraph_create_edges and
8560 initialize_inline_failed.
8561 (cgraph_expand_function): Do not call cgraph_lower_function;
8562 assert that function is already lowered.
8563 * Makefile.in (cgraphbuild.o): New.
8564 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
8565 at the end of lowering passes.
8567 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
8569 * ifcvt.c (cond_move_convert_if_block): New function, code
8570 factored out from...
8571 (cond_move_process_if_block): ...here. Call the new function
8572 on the THEN and ELSE blocks.
8573 (merge_if_block): Do not copy global_live_at_end, merge_blocks
8574 already takes care of this.
8576 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8579 * tree.h (TREE_OVERFLOW_P): New.
8580 * c-typeck.c (parser_build_unary_op): Warn only if result
8581 overflowed and operands did not.
8582 (parser_build_binary_op): Likewise.
8583 (convert_for_assignment): Remove redundant overflow_warning.
8584 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
8586 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8588 * c-typeck.c (store_init_value): Split over two lines to follow
8589 the GNU coding style.
8591 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
8593 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
8594 __GXX_EXPERIMENTAL_CXX0X__.
8595 * doc/cpp.texi: Same.
8597 2007-01-05 Richard Guenther <rguenther@suse.de>
8600 * tree.c (get_narrower): Do not construct COMPONENT_REFs
8601 with mismatched types. Instead explicitly build a
8602 conversion NOP_EXPR.
8604 2007-01-05 Ian Lance Taylor <iant@google.com>
8606 * c-common.c (decl_with_nonnull_addr_p): New function.
8607 (c_common_truthvalue_conversion): Call it.
8608 * c-typeck.c (build_binary_op): Likewise.
8609 * c-common.h (decl_with_nonnull_addr_p): Declare.
8611 2007-01-05 Jakub Jelinek <jakub@redhat.com>
8614 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
8617 2007-01-05 Joel Brobecker <brobecker@adacore.com>
8619 * doc/install.texi (Final install): Document the fact that
8620 the GNAT runtime should not be stripped.
8622 2007-01-04 Jan Hubicka <jh@suse.cz>
8624 * tree-inline.c (fold_marked_statements): Update operand caches
8625 and EH after folding
8627 2007-01-04 Ian Lance Taylor <iant@google.com>
8629 * c-common.c (check_function_nonnull): Whitespace fix.
8631 2007-01-04 Jan Hubicka <jh@suse.cz>
8633 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
8634 comitted older version of patch.
8635 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
8636 function, celanup cfg and collect garbage.
8638 2007-01-04 Mike Stump <mrs@apple.com>
8640 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
8643 2007-01-04 Eric Christopher <echristo@apple.com>
8645 * libgcc2.c (__bswapsi2): Use SItype.
8646 (__bswapdi2): Use DItype.
8647 * libgcc2.h: Update for above.
8649 2007-01-04 Paul Brook <paul@codesourcery.com>
8651 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
8652 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
8653 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
8654 umulsidi3, umulsidi3adddi, smulsi3_highpart,
8655 umulsi3_highpart): Make conditional on !arm_arch6.
8656 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
8657 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
8658 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
8659 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
8660 umulsi3_highpart_v6): New insns.
8662 2007-01-04 Roger Sayle <roger@eyesopen.com>
8664 * fold-const.c (fold_convert): When casting an expression to void,
8665 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
8666 have a type. Instead of attempting to build a NOP_EXPR, return
8667 these "special" trees directly.
8669 2007-01-04 Joseph Myers <joseph@codesourcery.com>
8671 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
8672 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
8673 rs6000_cost->fp not 0 as adjustment for outer NEG.
8675 2007-01-04 Jan Hubicka <jh@suse.cz>
8677 * cgraph.c (cgraph_release_function_body): New function.
8678 (cgraph_remove_node): Use it.
8679 * cgraph.h (cgraph_release_function_body): Declare.
8680 * cgraphunit.c (cgraph_expand_function): Use it.
8681 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
8682 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
8683 is initialized and while compilation of other function is running.
8684 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
8685 statement CFG annotations from here to ...
8686 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
8688 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
8690 * cfgloop.h (enum li_flags): Make the constants powers of two.
8692 2007-01-04 Jan Hubicka <jh@suse.cz>
8694 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
8696 (fold_marked_statements): New function.
8697 (optimize_inline_calls, tree_function_versioning): Fold new statements.
8698 * tree-inline.h (copy_body_data): Add statements_to_fold.
8700 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
8702 * config.gcc: Mention libgcc/config.host.
8703 * Makefile.in: Update comments mentioning libgcc.
8704 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
8705 (all.cross, start.encap, rest.encap, rest.cross): Update
8706 dependencies for libgcc move.
8707 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
8708 (clean-target, clean-target-libgcc): Delete.
8709 (srcdirify, GCC_EXTRA_PARTS): New macros.
8710 (libgcc-support, libgcc.mvars): New rules.
8711 (distclean): Remove mention of mklibgcc.
8712 (install): Don't reference INSTALL_LIBGCC.
8713 (install-common): Don't reference EXTRA_PARTS.
8714 (install-libgcc, install-multilib): Delete rules.
8715 * mklibgcc.in: Delete file.
8716 * doc/configfiles.texi: Don't mention mklibgcc.
8718 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
8719 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
8720 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
8721 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
8722 (mklibgcc, ldblspecs): Likewise.
8724 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
8725 (posixpre.def): Use $(T).
8726 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
8727 (SHLIB_SRC, SHLIB_INSTALL): Delete.
8728 (SHLIB_LINK): Make dummy.
8729 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
8731 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
8733 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
8734 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
8735 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
8736 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
8738 * configure.ac (all_outputs): Remove mklibgcc.
8739 * configure: Regenerated.
8741 2007-01-03 Josh Conner <jconner@apple.com>
8744 * calls.c (compute_argument_addresses): Set stack and stack_slot
8745 for partial args, too.
8746 (store_one_arg): Use locate.size.constant for the size when
8747 generating a save_area.
8749 2007-01-03 Robert Kennedy <jimbob@google.com>
8751 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
8752 whose definitions are deleted due to basic block merging.
8754 2007-01-03 Paul Brook <paul@codesourcery.com>
8757 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
8759 (use_return_insn): Return 0 for Thumb interrupt functions.
8760 (print_multi_reg): Add rfe argument for IRQ returns.
8761 (arm_output_epilogue): Pop interrupt return address directly into PC.
8762 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
8764 2007-01-03 Paul Brook <paul@codesourcery.com>
8766 Merge from sourcerygxx-4_1.
8767 * config/arm/thumb2.md: New file.
8768 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
8770 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
8771 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8772 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
8773 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
8775 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
8776 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
8778 * config/arm/ieee754-sf.S: Ditto.
8779 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
8780 (thumb1_base_register_rtx_p): ... to this.
8781 (thumb_index_register_rtx_p): Rename...
8782 (thumb1_index_register_rtx_p): ... to this.
8783 (thumb_output_function_prologue): Rename...
8784 (thumb1_output_function_prologue): ... to this.
8785 (thumb_legitimate_address_p): Rename...
8786 (thumb1_legitimate_address_p): ... to this.
8787 (thumb_rtx_costs): Rename...
8788 (thumb1_rtx_costs): ... to this.
8789 (thumb_compute_save_reg_mask): Rename...
8790 (thumb1_compute_save_reg_mask): ... to this.
8791 (thumb_final_prescan_insn): Rename...
8792 (thumb1_final_prescan_insn): ... to this.
8793 (thumb_expand_epilogue): Rename...
8794 (thumb1_expand_epilogue): ... to this.
8795 (arm_unwind_emit_stm): Rename...
8796 (arm_unwind_emit_sequence): ... to this.
8797 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
8798 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
8799 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
8800 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
8801 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
8802 thumb2_output_casesi): New functions.
8803 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
8804 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
8805 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
8806 THUMB2_WORK_REGS): Define.
8807 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
8808 arm_condexec_mask, arm_condexec_masklen)): New variables.
8809 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
8810 (arm_override_options): Check new CPU capabilities.
8811 Set new architecture flag variables.
8812 (arm_isr_value): Handle v7m interrupt functions.
8813 (user_return_insn): Return 0 for v7m interrupt functions. Handle
8815 (const_ok_for_arm): Handle Thumb-2 constants.
8816 (arm_gen_constant): Ditto. Use movw when available.
8817 (arm_function_ok_for_sibcall): Return false for v7m interrupt
8819 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
8820 (thumb_find_work_register, arm_load_pic_register,
8821 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
8822 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
8823 print_multi_reg, output_mov_long_double_fpa_from_arm,
8824 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
8825 output_mov_double_fpa_from_arm, output_move_double,
8826 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
8827 output_return_instruction, arm_output_function_prologue,
8828 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
8829 arm_output_mi_thunk, thumb_set_return_address): Ditto.
8830 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
8831 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
8832 (arithmetic_instr, shift_op): Use arm_shift_nmem.
8833 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
8835 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
8836 (thumb_expand_prologue): Use thumb_set_frame_pointer.
8837 (arm_file_start): Output directive for unified syntax.
8838 (arm_unwind_emit_set): Handle stack alignment instruction.
8839 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
8840 Add v6t2, v7, v7a, v7r and v7m.
8841 (RETLDM): Add Thumb-2 code.
8842 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
8843 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
8844 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
8845 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
8846 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
8847 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
8848 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
8849 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
8850 ADJUST_INSN_LENGTH): Define.
8851 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
8852 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
8853 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
8854 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
8855 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
8856 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
8857 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
8858 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
8859 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
8860 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
8861 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
8862 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
8863 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
8864 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
8865 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
8866 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
8867 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
8869 * config/arm/arm-tune.md: Regenerate.
8870 * config/arm/arm-protos.h: Update prototypes.
8871 * config/arm/vfp.md: Enable patterns for Thumb-2.
8872 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
8873 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
8874 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
8875 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
8876 * config/arm/libunwind.S: Add Thumb-2 code.
8877 * config/arm/constraints.md: Update include Thumb-2.
8878 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
8879 * config/arm/ieee754-df.S: Ditto.
8880 * config/arm/bpabi.S: Ditto.
8881 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
8882 * config/arm/predicates.md (low_register_operand,
8883 low_reg_or_int_operand, thumb_16bit_operator): New.
8884 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
8885 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
8886 * config/arm/t-arm-elf: Add armv7 multilib.
8887 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
8889 (UNSPEC_STACK_ALIGN, ce_count): New.
8890 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
8891 arm_zero_extendsidi2, arm_zero_extendqidi2): New
8893 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
8894 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
8895 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
8896 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
8897 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
8898 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
8900 * doc/extend.texi: Document ARMv7-M interrupt functions.
8901 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
8903 2007-01-03 Jakub Jelinek <jakub@redhat.com>
8905 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
8906 (struct _Unwind_Context): Rename args_size to flags, remove
8907 signal_frame field, add a new args_size field and version field.
8908 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
8909 _Unwind_IsExtendedContext): New inline functions.
8910 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
8911 Assume by_value array is only present if _Unwind_IsExtendedContext.
8912 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
8913 _Unwind_IsSignalFrame.
8914 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
8915 (uw_update_context_1): Use _Unwind_SetSignalFrame.
8916 (uw_init_context_1): Initialize context->flags to
8917 EXTENDED_CONTEXT_BIT.
8918 * config/rs6000/linux-unwind.h (frob_update_context): Use
8919 _Unwind_SetSignalFrame.
8921 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
8924 * gimplify.c (gimplify_modify_expr_complex_part): Move below
8925 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
8928 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
8930 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
8931 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
8932 RET, AT_SP): Remove.
8933 * config/i386/i386.md (*sse_prologue_save_insn): Use return
8936 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
8937 * cfgbuild.c (find_basic_blocks): Likewise.
8938 * cfgrtl.c (rtl_create_basic_block): Likewise.
8939 * function.c (temp_slots_at_level): Likewise.
8940 * reg-stack.c (stack_regs_mentioned): Likewise.
8941 * regclass.c (allocate_reg_info): Likewise.
8942 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
8943 set_bb_for_stmt, move_block_to_fn): Likewise.
8944 * tree-complex.c (tree_lower_complex): Likewise.
8945 * vec.h (VEC_safe_grow_cleared): New.
8947 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
8949 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
8951 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
8952 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
8954 * cfgloopmanip.c (scale_loop_frequencies): Export.
8955 (loopify): Scale the frequencies by prescribed coefficients.
8956 (set_zero_probability): New function.
8957 (duplicate_loop_to_header_edge): Improve updating of frequencies.
8958 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
8959 and frequencies according to arguments.
8960 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
8962 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
8963 * modulo-sched.c (sms_schedule): Set probabilities for entering
8964 versioned loop correctly.
8965 * tree-vect-transform.c (vect_transform_loop): Ditto.
8966 * cfgloop.h (loopify, loop_version): Declaration changed.
8967 (scale_loop_frequencies): Declared.
8969 2007-01-02 Jan Hubicka <jh@suse.cz>
8971 * cgraph.c: Include tree-flow.h
8972 (cgraph_add_new-function): Handle IPA_SSA mode; execute
8974 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
8975 * tree-pass.h (pass_all_early_optimizations): Declare.
8976 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
8978 (cgraph_analyze_function): Do early_local_passes.
8979 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
8980 Do not add referenced vars.
8981 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
8983 (gate_all_early_local_passes): New gate.
8984 (pass_early_local_passes): Use new gate.
8985 (execute_early_local_optimizations): New functions.
8986 (gate_all_early_optimizations): New gate.
8987 (pass_all_early_optimizations): New pass.
8988 (execute_free_datastructures): Free SSA only when initialized.
8989 (gate_init_datastructures): Init only when optimizing.
8990 (tree_lowering_passes): Do early local passes when called late.
8991 * tree-profile.c (do_tree_profiling): Don't profile functions added
8993 (do_early_tree_profiling, pass_early_tree_profile): Kill.
8994 * tree-cfg.c (update_modified_stmts): Do not update when operands are
8996 * passes.c (init_optimizations_passes): Reorder so we go into SSA
8997 during early_local_passes.
8998 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
9001 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9003 * Makefile.in: Update copyright year.
9005 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
9007 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
9008 in $(lang_checks) and check-consistency targets.
9010 2007-01-02 Jan Hubicka <jh@suse.cz>
9012 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
9013 Do not add referenced vars.
9014 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
9016 * passes.c (init_optimization_passes): Put mudflap_2 after
9017 free_datastructures.
9019 2007-01-02 Jan Hubicka <jh@suse.cz>
9021 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
9022 Set NOTHROW flag on call statements proved to be nothrow.
9023 Update statement of local calls so new pure/const functions are
9024 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
9026 (tree_rest_of_compilation): Register hooks and initialize bitmap
9027 early. Do not set after_inlining flag.
9029 2007-01-02 Steve Ellcey <sje@cup.hp.com>
9031 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
9032 HOST_BITS_PER_LONGLONG
9034 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9037 * c-typeck.c (store_init_value): Don't emit pedantic overflow
9038 warning for non-static initializers.
9040 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
9042 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
9043 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
9044 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
9045 Always use set_unique_reg_note to add REG_EQUAL notes.
9047 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9050 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9052 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9053 * cfgbuild.c (find_basic_blocks): Likewise.
9054 * cfgrtl.c (rtl_create_basic_block): Likewise.
9055 * function.c (temp_slots_at_level): Likewise.
9056 * reg-stack.c (stack_regs_mentioned): Likewise.
9057 * regclass.c (allocate_reg_info): Likewise.
9058 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9059 set_bb_for_stmt, move_block_to_fn): Likewise.
9060 * tree-complex.c (tree_lower_complex): Likewise.
9061 * vec.h (VEC_safe_grow_cleared): New.
9063 2007-01-02 Ian Lance Taylor <iant@google.com>
9065 * c-common.c (c_common_truthvalue_conversion): When warning about
9066 using an assignment as a truth value, set TREE_NO_WARNING.
9068 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9071 * c.opt (Wold-style-declaration): New.
9072 * doc/invoke.texi (C-only Warning Options): New.
9073 (Wold-style-declaration): Document it.
9074 (Wextra): Enabled by -Wextra.
9075 * c-opts.c (c_common_post_options): Enabled by -Wextra.
9076 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
9077 -Wold-style-declaration.
9079 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
9081 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
9082 * cfgbuild.c (find_basic_blocks): Likewise.
9083 * cfgrtl.c (rtl_create_basic_block): Likewise.
9084 * function.c (temp_slots_at_level): Likewise.
9085 * reg-stack.c (stack_regs_mentioned): Likewise.
9086 * regclass.c (allocate_reg_info): Likewise.
9087 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
9088 set_bb_for_stmt, move_block_to_fn): Likewise.
9089 * tree-complex.c (tree_lower_complex): Likewise.
9090 * vec.h (VEC_safe_grow_cleared): New.
9092 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
9094 * c-common.c (c_common_nodes_and_builtins): Since variants of
9095 void_type_node get built before it is given a name, we need to
9096 give those variants the name, too.
9097 (complete_array_type): We need to work with the canonical main
9098 type of the array, from which we will build the qualified version.
9099 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
9100 * print-tree.c (print_node): Display canonical type information
9102 * stor-layout.c (layout_type): When we don't know the
9103 alignment of a type for which we're building an array, we end up
9104 guessing wrong, so make the type require structural equality.
9105 * tree.c (make_node_stat): When we build a new type, it is its
9107 (build_type_attribute_qual_variant): When building an attribute
9108 variant, its canonical type is the non-attribute variant. However,
9109 if the attributes are target-dependent and they differ, we need to
9110 use structural equality checks for this type.
9111 (build_qualified_type): A qualified type is not equivalent to its
9112 unqualified variant; set the canonical type appropriately.
9113 (build_distinct_type_copy): When building a distinct type from
9114 another type, the new type is its own canonical type.
9115 (build_variant_type_copy): When building a new type variant, we
9116 assume that it is equivalent to the original type.
9117 (build_pointer_type_for_mode): When building a pointer type, also
9118 build a canonical type pointer.
9119 (build_reference_type_for_mode): When building a reference type,
9120 also build a canonical type reference.
9121 (build_index_type): When we can't hash an index type (e.g.,
9122 because its maximum value is negative), the index type requires
9123 structural equality tests.
9124 (build_array_type): Build the canonical form of an array type.
9125 (build_function_type): Function types require structural equality,
9126 because they contain default arguments, attributes, etc.
9127 (build_method_type_directly): Ditto for method types.
9128 (build_offset_type): Build the canonical offset type.
9129 (build_complex_type): Build the canonical vector type.
9130 (make_vector_type): Build the canonical vector type.
9131 * tree.h (TYPE_CANONICAL): New.
9132 (TYPE_STRUCTURAL_EQUALITY_P): New.
9133 (SET_TYPE_STRUCTURAL_EQUALITY): New.
9134 (struct tree_type): Added "canonical" field.
9135 * params.h (VERIFY_CANONICAL_TYPES): New.
9136 * doc/c-tree.texi (TYPE_CANONICAL): Document.
9137 (TYPE_STRUCTURAL_EQUALITY_P): Document.
9138 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
9139 * doc/invoke.texi (verify-canonical-types): Document --param
9140 parameter for verifying canonical types.
9142 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9144 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
9145 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
9146 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
9147 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
9149 * config/rs6000/e500.h: New.
9150 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
9151 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
9153 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
9154 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
9155 TARGET_E500_DOUBLE): Remove.
9156 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
9157 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
9158 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
9159 * config/rs6000/rs6000.c (rs6000_override_options): Use
9162 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9164 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
9165 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
9166 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
9167 rs6000_emit_cmove): Don't check TARGET_E500.
9168 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
9169 sordered): Don't check TARGET_E500.
9171 2007-01-01 Eric Christopher <echristo@apple.com>
9173 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
9174 HARD_REGISTER_NUM_P.
9176 2007-01-01 Roger Sayle <roger@eyesopen.com>
9178 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
9179 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
9180 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
9183 2007-01-01 Mike Stump <mrs@apple.com>
9185 * configure.ac: Remove support for building with Apple's gcc-3.1.
9187 2007-01-02 Joseph Myers <joseph@codesourcery.com>
9190 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
9191 REG is a hard register. Do not modify REG before calling
9193 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
9194 multiple of the size of YMODE for certain lowpart cases.
9196 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9199 * gimplify (voidify_wrapper_expr): Update for
9202 2007-01-01 Andreas Schwab <schwab@suse.de>
9205 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
9206 save of BR0 in extra_spill_size instead of spill_size.
9207 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
9209 (ia64_expand_epilogue): Restore BR0 from its new location.
9211 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9213 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
9214 Use a temporary variable if the left hand side is not a gimple
9217 2007-01-01 Andrew Pinski <pinskia@gmail.com>
9219 * gimplify.c (gimplify_return_expr): Make the temporary variable
9220 for the return expression, a gimple register variable.
9222 2007-01-01 Jan Hubicka <jh@suse.cz>
9224 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
9227 2007-01-01 Mike Stump <mrs@apple.com>
9229 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
9231 * config/darwin.c (machopic_select_rtx_section): Use
9233 (darwin_mergeable_constant_section): Likewise.
9234 * configure: Regenerate.
9235 * config.in: Regenerate.
9237 2007-01-01 Jan Hubicka <jh@suse.cz>
9238 Andrew Pinski <pinskia@gmail.com>
9240 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
9241 before starting IPA passes.