1 2007-09-12 Jan Hubicka <jh@suse.cz>
4 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable for
7 2007-09-12 Christian Bruel <christian.bruel@st.com>
8 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
9 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
11 2007-09-12 Ira Rosen <irar@il.ibm.com>
13 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
14 for oprnd1 if not required.
15 (vectorizable_operation): Use scalar operand in SLP in case of
16 shift with scalar argument.
18 2007-09-12 Ira Rosen <irar@il.ibm.com>
20 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
23 2007-09-11 James E. Wilson <wilson@specifix.com>
25 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
26 TARGET_UNWIND_INFO is defined.
27 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
30 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
32 * config/sh/sh.c (calc_live_regs): Use
33 current_function_saves_all_registers instead of
34 current_function_has_nonlocal_label.
35 (sh_allocate_initial_value): Likewise.
36 (sh_get_pr_initial_val): Likewise.
37 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
38 * config/sh/sh.md (load_ra): Likewise.
40 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
42 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
45 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
46 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
48 2007-09-12 Sa Liu <saliu@de.ibm.com>
50 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
51 operands to DFmode GE or LE compares.
53 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
55 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
56 REG_CLASS_NAMES): Add P0REGS.
57 (REGNO_REG_CLASS): Return it where appropriate.
58 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
59 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
60 * doc/md.texi (Blackfin family): Document 'q' constraints.
62 2007-09-11 Steve Kenton <skenton@ou.edu>
64 * pa/linux-unwind.h: Guard with inhibit_libc.
65 * pa/hpux-unwind.h: Likewise.
67 2007-09-11 David Daney <ddaney@avtrex.com>
69 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
70 * doc/install.texi: Document new --with-llsc and --without-llsc
72 * config.gcc: Handle --with-llsc and --without-llsc configure options.
73 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
74 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
76 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
77 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
78 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
79 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
80 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
81 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
82 * config/mips/mips.opt (mllsc): New option.
83 * config/mips/mips.c (mips_llsc): Define variable.
84 (mips_handle_option): Handle mllsc option.
85 (override_options): Set mips_print_operand_punct for '|' and '-'.
86 (print_operand): Add new %| and %- operand codes.
87 * config/mips/mips.h (mips_llsc_setting): New enum type.
89 (OPTION_DEFAULT_SPECS): Add llsc handling.
90 (GENERATE_SYNC): New macro.
91 (GENERATE_LL_SC): New macro.
92 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
93 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
94 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
95 in %| and %- operand codes.
97 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
99 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
100 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
102 2007-09-11 Jason Merrill <jason@redhat.com>
105 * stor-layout.c (layout_decl): Do pack variable size fields.
107 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
109 * config/m68k/predicates.md (movsi_const0_operand,
110 non_symbolic_call_operand): New predicates.
112 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
114 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
115 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
116 CW, CZ, CS, Ap and Ac.
118 * config/m68k/m68k.md (UNSPEC_IB): New constant.
119 (constraints.md): New include.
120 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
121 opx_mem, opy_mem, op_mem, guess, split): New attributes.
122 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
125 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
126 attributes. Split tstsi_internal_68020_cf from it.
127 (tstsi_internal_68020_cf): New pattern.
128 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
129 (tst<mode>_cf): Specify attributea.
130 (cmpsi_cf): Name pattern. Specify attributes.
131 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
132 (pushexthisi_const): Fix to use alternatives. Specify
134 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
135 from it. Fix to use alternatives. Specify attributes.
136 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
137 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
139 (movsf_cf_soft): Specify attributes.
140 (movdf_cf_soft): Add split.
141 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
142 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
143 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
144 (truncdfsf2_68881): Name pattern. Specify attributes.
145 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
146 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
147 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
149 (addsi3_5200): Fix to use alternatives. Specify attributes.
151 (add<mode>3_cf, subdi_dishl32): Specify attributes.
152 (subsi3): Add alternative for subq.l. Specify attributes.
153 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
154 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
156 (umulhisi3): Specify attributes.
157 (mulhisisi3_z): Name pattern. Specify attributes.
158 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
159 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
160 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
161 bsetmemqi): Specify attributes.
162 (bsetmemqi_ext): Name pattern. Specify attributes.
163 (bclrmemqi): Specify attributes.
164 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
165 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
167 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
168 pattern. Specify attributes.
169 (jump): Specify attributes.
170 (tablejump_internal): Name pattern. Specify attributes.
171 (call_value): Split into non_symbolic_call_value,
172 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
173 alternatives. Specify attributes.
174 (non_symbolic_call_value, symbolic_call_value_jsr,
175 symbolic_call_value_bsr): New patterns.
176 (nop, return, unlink, indirect_jump): Specify attributes.
177 (trap): Fix condition. Specify attributes.
180 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
181 (override_options): Initialize it. Initialize m68k_sched_cpu.
182 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
183 (const_method): Make global, rename to m68k_const_method.
184 (const_int_cost, output_move_const_into_data_reg): Update.
185 (output_move_double): Parametrize to emit rtl code, rename to
187 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
188 emit_movsi): New static functions.
189 (output_move_double): New function with semantics of old
191 (m68k_emit_move_double): New function.
192 (m68k_sched_cpu): New variable.
193 (attr_op_type): New enum.
194 (sched_guess_p): New variable.
195 (sched_address_type, sched_operand_type, sched_attr_op_type):
196 New static functions.
197 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
198 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
199 (sched_branch_type): New static variable.
200 (m68k_sched_branch_type): New function.
201 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
202 (m68k_symbolic_call_var): Declare.
203 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
204 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
205 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
206 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
209 2007-09-11 Jakub Jelinek <jakub@redhat.com>
211 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
212 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
213 error if __builtin_va_arg_pack_len () wasn't optimized out during
215 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
216 with the number of inline's anonymous arguments.
217 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
219 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
221 * fold-const.c (extract_muldiv_1): Do not simplify
224 2007-09-11 Jan Hubicka <jh@suse.cz>
226 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
227 (TARGET_INTER_UNIT_CONVERSIONS): New.
228 * i386.md (floatsi expanders): Remove redundant check for SImode
229 source; offload to memory when asked for.
230 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
231 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
233 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
234 floatsidf2_mixed_memory, floatsidf2_sse_memory
235 floatdisf2_mixed_memory, floatsisf2_sse_memory,
236 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
238 2007-09-11 Jan Hubicka <jh@suse.cz>
240 * toplev.c (process_options): all frontends now do unit-at-a-time.
241 * cgraphunit.c: update comments.
242 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
243 * c-decl.c (finish_function): use cgraph_add_new_function.
244 * function.c (expand_function_end): We are always unit-at-a-time.
246 2007-09-11 Richard Sandiford <richard@codesourcery.com>
248 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
250 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
252 2007-09-11 Richard Sandiford <richard@codesourcery.com>
254 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
255 SYMBOL_FORCE_TO_MEM constants.
256 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
257 (mips16_rewrite_pool_refs_info): New structure.
258 (mips16_rewrite_pool_constant): New function, split out from...
259 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
260 mips16_rewrite_pool_refs_info structure rather than a pointer
261 to a constant pool. Force force_to_mem_operands into memory.
262 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
263 * config/mips/predicates.md (force_to_mem_operand): New predicate.
264 * config/mips/constraints.md (kf): New constraint.
265 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
266 (*movsi_mips16): Likewise.
268 2007-09-11 Richard Sandiford <richard@codesourcery.com>
269 Nigel Stephens <nigel@mips.com>
270 David Ung <davidu@mips.com>
272 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
273 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
274 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
275 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
276 (mips_zero_extend_cost): New functions.
277 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
278 Use the new functions. Tweak many cost estimates, both here
279 and in the new subroutines. Return false when the cost of the
280 operands has not been calculated. Check for *clear_upper32.
281 Check for floating-point multiply-add, reciprocal and rsqrt
282 patterns. Handle comparison and rotation codes.
284 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
286 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
288 * config/i386/i386.c (get_dllimport_decl): Don't strip
291 2007-09-10 Janis Johnson <janis187@us.ibm.com>
294 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
296 (DFP_TO_BFP): Use for either XFmode or TFmode.
297 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
299 * config/dfp-bit.h: Include float.h.
300 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
301 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
302 which doesn't mean the same thing.
303 (BFP_KIND): Use 4 to mean TFmode.
304 (BFP_FMT): Specify the number of decimal digits based on the
305 number of mantissa digits.
306 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
307 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
308 (STR_TO_BFP): Use strtold for XFmode or TFmode.
309 (TFtype): Define if TFmode is supported.
310 * doc/libgcc.texi (Decimal float library routines): Document
311 TF conversion functions.
313 2007-09-10 Chao-ying Fu <fu@mips.com>
315 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
316 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
317 (mips_emit_compare): Process fixed-point modes.
318 (mips_pad_arg_upward): Support fixed-point types.
319 (override_options): Allow fixed-point modes in accumulators.
320 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
321 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
322 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
323 (mips_scalar_mode_supported_p): New function to accept fixed-point
324 modes if the width is not greater than two BITS_PER_WORD.
325 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
326 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
327 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
328 LONG_LONG_ACCUM_TYPE_SIZE): Define.
329 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
331 ("IMODE"): New mode attribute.
332 (mips-fixed.md): Include.
333 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
335 * config/mips/mips-fixed.md: New file.
337 2007-09-11 Ben Elliston <bje@au.ibm.com>
339 * config/spu/spu.md: Formatting fixes.
341 2007-09-10 Janis Johnson <janis187@us.ibm.com>
343 * config/dfp-bit.c (dfp_unary_func): Delete.
344 (dfp_unary_op): Delete.
345 (dfp_binary_op): Use decFloat functions instead of decNumber
346 functions for binary operations.
347 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
348 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
350 (dfp_compare_op): Use decFloat functions insteadof decNumber
351 functions for comparisons.
352 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
353 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
355 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
356 call to dxx_binary_op and decFloat function.
357 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
358 calls to dxx_binary_op and decFloat function.
359 * config/dfp-bit.h: Include decFloat header files.
360 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
361 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
362 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
363 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
365 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
366 Jan Sjodin <jan.sjodin@amd.com>
368 * tree-vect-analyze.c (vect_analyze_operations): Change
369 comparison of loop iterations with threshold to less than
370 or equal to instead of less than. Reduce
371 min_scalar_loop_bound by one.
372 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
373 Change prologue and epilogue iterations estimate to vf/2,
374 when unknown at compile-time. Change versioning guard
375 cost to taken_branch_cost. If peeling for alignment is
376 unknown at compile-time, change peel guard costs to one
377 taken branch and one not-taken branch per peeled loop.
378 If peeling for alignment is known but number of scalar loop
379 iterations is unknown at compile-time, change peel guard
380 costs to one taken branch per peeled loop. Change the cost
381 model equation to consider vector iterations as the loop
382 iterations less the prologue and epilogue iterations.
383 Change outside vector cost check to less than or equal to
384 zero instead of equal to zero.
385 (vect_do_peeling_for_loop_bound): Reduce
386 min_scalar_loop_bound by one.
387 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
388 TARG_COND_NOT_TAKEN_BRANCH_COST.
389 * config/i386/i386.h (processor_costs): Add
390 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
391 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
392 vec_align_load_cost, vect_unalign_load_cost,
393 vec_store_cost, cond_taken_branch_cost,
394 cond_not_taken_branch_cost.
395 Define macros for x86 costs.
396 * config/i386/i386.c:
397 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
398 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
399 scalar_to_vec_cost, vec_align_load_cost,
400 vect_unalign_load_cost, vec_store_cost,
401 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
402 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
403 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
404 core2_cost, generic64_cost, generic32_cost): Set to default
406 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
407 (x86_builtin_vectorization_cost): New.
409 2007-09-10 Janis Johnson <janis187@us.ibm.com>
410 Ben Elliston <bje@au.ibm.com>
412 * dfp.c: Include decimal128Local.h;
413 (dfp_byte_swap): Remove.
414 (encode_decimal32, decode_decimal32): Don't handle endianness.
415 (encode_decimal64, decode_decimal64): Ditto.
416 (encode_decimal128, decode_decimal128): Ditto.
417 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
419 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
421 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
422 * Makefile.in (DECNUM_H): Add decimal128Local.h.
424 2007-09-10 David Daney <ddaney@avtrex.com>
426 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
428 (memory_barrier): Rewrote as an insn that clobbers memory.
430 2007-09-10 Richard Sandiford <richard@codesourcery.com>
432 * config/mips/mips.c (mips_global_pointer): Check
433 call_really_used_regs instead of call_used_regs.
434 (mips_save_reg_p): Likewise. Save all call-saved registers
435 if current_function_saves_all_registers. Fix indentation.
436 No longer treat $18 as a special case.
437 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
439 2007-09-10 Richard Sandiford <richard@codesourcery.com>
441 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
442 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
443 the introductory comment.
444 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
445 (override_options): Don't test for it.
446 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
447 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
448 * config/mips/vr.h: As for config/mips/sde.h.
450 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
451 Revital Eres <eres@il.ibm.com>
453 * target.h (struct gcc_target.sched): New field: sms_res_mii.
454 (struct ddg): Define.
455 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
456 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
457 * config/spu/spu.c: Include ddg.h.
458 (TARGET_SCHED_SMS_RES_MII): Define.
459 (spu_sms_res_mii): New function to calculate mii.
460 * modulo-sched (res_MII): Use it.
461 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
463 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
465 * config/s390/s390.c (s390_dump_pool): Create copy of constant
466 pool entries since they might hold values that must not be shared.
468 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
471 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
472 Use 'N' operand constraint for op2.
473 (lshr<mode>3): Ditto.
474 (ashl<mode>3): Ditto.
475 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
476 (vec_shr_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
478 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
479 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
481 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
483 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
484 Change mode macro in the last real_2expN parameter to uppercase.
486 2007-09-10 Michael Matz <matz@suse.de>
488 * tree-pass.h (pass_cselim): Declare new pass.
489 * passes.c (init_optimization_passes): Link in pass_cselim.
490 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
491 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
492 cond_store_replacement.
493 (condstoretemp): New static variable.
494 (cond_store_replacement): New function.
495 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
496 tree_ssa_phiopt_worker.
497 (struct name_to_bb): New.
498 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
499 nt_init_block, nt_fini_block): New static functions.
500 (seen_ssa_names, nontrap_set): New static variables.
501 (gate_cselim, pass_cselim): Define new pass.
502 * common.opt (ftree-cselim): New flag.
503 * toplev.c (process_options): Set flag_tree_cselim if required.
505 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
507 * simplify-rtx.c (simplify_relational_operation_1): For recent
508 canonicalization, don't recurse if op1 equals both PLUS arguments.
510 2007-09-09 David Daney <ddaney@avtrex.com>
512 * optabs.c (expand_sync_operation): Use plus insn if minus
514 (expand_sync_fetch_operation): Ditto.
516 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
518 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
520 (*floatsisf2_sse_vector): Likewise.
522 2007-09-09 Krister Walfridsson <cato@df.lth.se>
524 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
526 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
528 * config/i386/i386.h (ix86_tune_indices): Rename
529 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
530 (TARGET_USE_VECTOR_CONVERTS): Updated.
531 * config/i386/i386.c: Likewise.
533 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
534 Nigel Stephens <nigel@mips.com>
536 * doc/invoke.texi (Overall Options): Add .sx file extension
538 * cppspec.c (known_suffixes): Likewise.
539 * gcc.c (default_compilers): Likewise.
541 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
544 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
545 * simplify-rtx.c (simplify_relational_operation_1): Add the
546 canonicalization from i386.h.
547 * doc/md.texi (Canonicalization of Instructions): Document it.
549 2007-09-09 Jan Hubicka <jh@suse.cz>
550 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
552 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
553 (TARGET_USE_VECTOR_CONVERTS): New.
554 * i386.md: New post-reload splitters for converting SF to DF and DF to
556 (floatsi* expander): Special case vector conversions.
557 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
558 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
559 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
560 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
561 Disable when doing vector converts.
562 (floatsi<mode>2_i387): Disable when
563 * sse.md (vec_dupv2df): Export.
564 * i386.c (ix86_tune_features): Enable SSE conversions.
566 2007-09-09 Richard Guenther <rguenther@suse.de>
568 * tree-ssa-operands.c (add_virtual_operand): Only mark
569 stores as has_volatile_ops if alias information is not available.
571 2007-09-09 Revital Eres <eres@il.ibm.com>
573 * doc/contrib.texi: Add myself.
575 2007-09-09 Ira Rosen <irar@il.ibm.com>
577 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
578 stmt_vinfo_set_outside_of_loop_cost): New functions.
579 * tree-vect-transform.c (vect_get_cost_fields): Remove.
580 (vect_model_simple_cost): Call
581 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
582 field instead of calling vect_get_cost_fields.
583 (vect_model_store_cost, vect_model_load_cost): Likewise.
585 2007-09-09 Revital Eres <eres@il.ibm.com>
587 * config/rs6000/rs6000.c (paired_init_builtins): Add const
588 declaration to bdesc_paired_preds variable.
589 (paired_expand_builtin): Likewise.
591 2007-09-09 Revital Eres <eres@il.ibm.com>
593 * dbgcnt.def (sms_sched_loop): New counter.
594 * modulo-sched.c: Use sms_sched_loop instead of
595 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
596 perform swing modulo scheduling on. Include dbgcnt.h.
597 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
598 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
600 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
603 Substitute all uses with ...
604 (MODEF): New mode iterator.
606 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
607 from pre-regalloc define_insn_and_split splitter pattern.
608 (*fix_trunc<mode>_i387_1): Ditto.
610 (*fist<mode>2_1): Ditto.
611 (frndintxf2_floor): Ditto.
612 (*fist<mode>2_floor_1): Ditto.
613 (frndintxf2_ceil): Ditto.
614 (*fist<mode>2_ceil_1): Ditto.
615 (frndintxf2_trunc): Ditto.
616 (frndintxf2_mask_pm): Ditto.
618 (prologue): Use (const_int 0) as never generated filler insn.
620 (sibcall_epilogue): Ditto.
621 (eh_return_si): Ditto.
622 (eh_return_di): Ditto.
624 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
625 using MODEF mode iterator.
626 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
627 using MODEF mode iterator.
628 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
629 using MODEF mode iterator.
630 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
631 Macroize expander using MODEF mode iterator.
633 (zero_extendsidi2): Remove operand constraints from expander.
634 (smuldi3_highpart): Ditto.
635 (indirect_jump): Ditto.
638 * config/i386/sse.md (storentv4sf): Ditto.
639 (storentv2df): Ditto.
640 (storentv2di): Ditto.
642 (sse2_cvtpd2ps): Ditto.
643 (vec_interleave_highv16qi): Ditto.
644 (vec_interleave_lowv16qi): Ditto.
645 (vec_interleave_highv8hi): Ditto.
646 (vec_interleave_lowv8hi): Ditto.
647 (vec_interleave_highv4si): Ditto.
648 (vec_interleave_lowv4si): Ditto.
649 (vec_interleave_highv2di): Ditto.
650 (vec_interleave_lowv2di): Ditto.
651 (sse2_maskmovdqu): Ditto.
652 * config/i386/mmx.md (mmx_maskmovq): Ditto.
654 2007-09-09 Ira Rosen <irar@il.ibm.com>
656 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
657 (struct _slp_tree, struct _slp_instance): Define new data structures
658 along macros for their access.
659 (struct _loop_vec_info): Define new fields: strided_stores,
660 slp_instances, and slp_unrolling_factor along macros for their access.
661 (enum slp_vect_type): New.
662 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
664 (STMT_VINFO_STRIDED_ACCESS): New macro.
665 (vect_free_slp_tree): Declare.
666 (vectorizable_load): Add an argument of type slp_tree.
667 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
668 vectorizable_assignment): Likewise.
669 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
670 Declare (make extern).
671 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
672 (new_loop_vec_info): Likewise.
673 (destroy_loop_vec_info): Free memory allocated for SLP structures.
674 * tree-vect-analyze.c: Include recog.h.
675 (vect_update_slp_costs_according_to_vf): New.
676 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
677 functions. For not pure SLP stmts with strided access check that the
678 group size is power of 2. Update the vectorization factor according to
679 SLP. Call vect_update_slp_costs_according_to_vf.
680 (vect_analyze_group_access): New.
681 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
682 (vect_free_slp_tree): New functions.
683 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
684 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
685 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
686 vect_detect_hybrid_slp): Likewise.
687 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
688 and vect_detect_hybrid_slp.
689 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
690 SLP costs into account.
691 (vect_get_cost_fields): New function.
692 (vect_model_simple_cost): Make extern, add SLP parameter and handle
694 (vect_model_store_cost, vect_model_load_cost): Likewise.
695 (vect_get_constant_vectors): New function.
696 (vect_get_slp_vect_defs, vect_get_slp_defs,
697 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
698 vect_get_vec_defs): Likewise.
699 (vectorizable_reduction): Don't handle SLP for now.
700 (vectorizable_call): Don't handle SLP for now. Add argument to
701 vect_model_simple_cost.
702 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
703 get SLPed and vectorized defs). Fix indentation and spacing.
704 (vectorizable_assignment): Handle SLP.
705 (vectorizable_induction): Don't handle SLP for now.
706 (vectorizable_operation): Likewise.
707 (vectorizable_type_demotion): Add argument to
708 vect_model_simple_cost.
709 (vectorizable_type_promotion): Likewise.
710 (vectorizable_store, vectorizable_load): Handle SLP.
711 (vectorizable_condition): Don't handle SLP for now.
712 (vect_transform_stmt): Add a new argument for SLP. Check that there is
713 no SLP transformation required for unsupported cases. Add SLP
714 argument for supported cases.
715 (vect_remove_stores): New function.
716 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
717 (vect_transform_loop): Schedule SLP instances.
718 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
720 2007-09-09 Andrew Haley <aph@redhat.com>
722 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
725 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
727 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
728 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
729 Similar for what label_refs can go in the JUMP_TARGET field. Split
730 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
731 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
732 REG_LABEL when replacing an operand with a LABEL_REF for a
734 (subst_reloads): When replacing a LABEL_REG with a register,
735 instead of generating a REG_LABEL note, assert that there already
736 is one or that the label is a known target for the insn.
737 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
738 note, check the JUMP_LABEL field. Remove "else" after return.
739 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
740 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
741 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
742 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
743 insns. Iterate over all notes; don't assume there's only one.
744 * cse.c (recorded_label_ref): Adjust comment to refer to
746 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
747 insns, not just NONJUMP_INSN_P.
748 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
750 * jump.c (rebuild_jump_labels): Adjust head comment.
751 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
752 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
753 (mark_all_labels): For JUMP_P insns without a target, check if the
754 the target is noted on the previous nonjump insn.
755 (mark_jump_label_1): New function, guts from mark_jump_label.
756 <case IF_THEN_ELSE>: Handle first operand as a non-target when
757 marking jump target labels.
758 <case LABEL_REF>: Adjust for whether to generate a
759 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
760 For 'E' format rtl, iterate in descending element order.
761 (delete_related_insns): Handle both REG_LABEL_TARGET and
762 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
763 reference count, delete and fallthrough. Move finding-next-
764 non-deleted insn last in the function. Look at all INSN_P insns
765 for REG_LABEL_OPERAND notes.
766 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
768 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
769 JUMP_LABEL, output the INSN_UID of it.
770 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
771 and/or REG_LABEL_TARGET.
772 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
773 with jump.c copy by only adding notes for labels actually
774 referenced in the insn.
775 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
776 usage count increment; handle all INSN_P trial insns.
777 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
779 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
780 REG_LABEL_TARGET and REG_LABEL_OPERAND.
781 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
783 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
784 JUMP_P insns and REG_LABEL_OPERAND everywhere.
785 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
787 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
788 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
789 REG_LABEL_OPERAND notes.
790 * reload1.c (calculate_needs_all_insns): Adjust comments.
791 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
792 * config/alpha/alpha.md (split for load of an address into a
793 four-insn sequence on Unicos/Mk): Adjust to use
795 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
797 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
800 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
801 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
802 FOR_BB_INSNS_SAFE instead of for loop.
803 * cse.c (cse_extended_basic_block): Likewise.
804 * postreload.c (reload_cse_regs_1): New variable next. Make sure
805 that the for loop does not invoke NEXT_INSN on a deleted insn.
806 * function.c (instantiate_virtual_regs): Likewise.
807 * lower-subreg.c (remove_retval_note): Likewise.
808 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
810 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
812 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
813 insn, if it's a jump.
814 (try_redirect_by_replacing_jump): New variable jump_p. Call
815 tablejump_p before delete_insn_chain.
816 * reload1.c (reload): New variable next. Make sure that the for
817 loop does not invoke NEXT_INSN on a deleted insn.
818 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
819 (delete_output_reload): New variable prev. Make sure the the for
820 loops do not invoke PREV_INSN on a deleted insn.
822 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
824 * pa/constraints.md: Remove 'X' from unused letters comment.
826 2007-09-08 Richard Guenther <rguenther@suse.de>
828 * tree-tailcall.c (find_tail_calls): If we don't have aliases
829 computed check stmt_ann->references_memory instead of counting
832 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
834 * cse.c (fold_rtx): Use validate_unshare_change() instead of
835 validate_change() in one more case.
837 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
839 PR tree-optimization/32283
840 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
841 estimated_loop_iterations.
842 (determine_use_iv_cost_condition): Decrease cost of expressions
843 used in iv elimination.
845 2007-09-08 Richard Guenther <rguenther@suse.de>
847 * tree-cfg.c (verify_gimple_expr): Avoid building new
848 pointer types, use TYPE_POINTER_TO if available instead.
850 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
853 PR rtl-optimization/26449
854 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
855 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
857 (mulv16qi3): Implement as define_insn_and_split pattern instead of
858 define_expand. Split insn in split1 pass.
861 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
863 PR tree-optimization/33301
864 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
867 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
869 PR tree-optimization/32183
870 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
872 * tree-ssa-reassoc.c: Include cfgloop.h.
873 (is_reassociable_op): Add a loop argument and return true only
875 (linearize_expr): Updated.
876 (should_break_up_subtract): Likewise.
877 (linearize_expr_tree): Likewise.
878 (init_reassoc): Call loop_optimizer_init with
879 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
881 (fini_reassoc): Call loop_optimizer_finalize.
883 2007-09-07 Sterling Augustine <sterling@tensilica.com>
885 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
886 if there is no i-cache.
888 2007-09-07 Richard Guenther <rguenther@suse.de>
891 2007-09-06 Richard Guenther <rguenther@suse.de>
893 PR tree-optimization/32586
894 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
895 folding if nothing changed.
896 (simplify_unary_expression): New function. Do tree combining
897 on conversion like codes.
898 (try_to_simplify): Call it.
900 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
903 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
904 (__gthread_active,__gthread_start, __gthread_active_init): New.
905 * gthr-posix95.h: Likewise.
907 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
909 * function.h (struct function): Rename calls_unwind_init
910 to saves_all_registers.
911 (current_function_saves_all_registers): Renamed from
912 current_function_calls_unwind_init.
913 * reload1.c (reload): Set current_function_saves_all_registers.
914 * except.c (expand_builtin_unwind_init): Likewise.
915 * config/m68k/m68k.c (m68k_save_reg): Use
916 current_function_saves_all_registers to save pic register.
918 2007-09-07 Janis Johnson <janis187@us.ibm.com>
920 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
921 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
923 Reapply reverted changes:
925 2007-09-06 Jan Hubicka <jh@suse.cz>
927 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
930 2007-09-06 Richard Sandiford <richard@codesourcery.com>
932 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
933 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
935 2007-09-05 Janis Johnson <janis187@us.ibm.com>
937 * optabs.c (expand_float): Convert unsigned integer as signed only
938 if it provides sufficient accuracy; add mode argument to real_2expN.
939 (expand_fix): Fix comment typos; extend binary float into mode
940 wider than destination for converion to unsigned integer; add mode
941 argument to real_2expN.
942 * real.c (real_2expN): Add mode argument to special-case decimal
944 * real.h (real_2expN): Ditto.
945 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
947 (fixed_from_string): Ditto.
948 (fixed_to_decimal): Ditto.
949 (fixed_convert_from_real): Ditto.
950 (real_convert_from_fixed): Ditto.
951 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
952 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
953 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
954 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
956 2007-09-07 Diego Novillo <dnovillo@google.com>
958 * tree-flow.h (const_block_stmt_iterator): Remove.
959 Update all users to use block_stmt_iterator.
960 * tree-iterator.h (const_tree_stmt_iterator): Remove.
961 Update all users to use tree_stmt_iterator.
963 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
965 * config/mips/mips.c (mips_set_current_function): Temporarily
966 make this a no-op to fix bootstrap errors, pending rewrite.
968 2007-09-07 Jan Hubicka <jh@suse.cz>
970 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
973 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
975 PR tree-optimization/33299
976 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
977 uses for all relevant loop-exit phis, not just the first.
979 2007-09-07 Richard Guenther <rguenther@suse.de>
982 * tree-ssa-operands.c (access_can_touch_variable): An access
983 of the form (*p)[0] can touch a variable of same size.
985 2007-09-07 Jan Hubicka <jh@suse.cz>
987 * passes.c (init_optimization_passes): Add simple dce and addressable
989 * tree-ssa.c (execute_update_addresses_taken): New function.
990 (pass_update_address_taken): New.
991 * tree-ssa-dse.c (execute_simple_dse): New function.
992 (pass_simple_dse): New.
993 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
995 2007-09-07 Tobias Burnus <burnus@net-b.de>
998 * doc/invoke.texi: Fix -Wstrict-overflow= table.
1000 2007-09-07 Richard Guenther <rguenther@suse.de>
1003 2007-09-06 Richard Guenther <rguenther@suse.de>
1005 PR tree-optimization/32586
1006 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1007 folding if nothing changed.
1008 (simplify_unary_expression): New function. Do tree combining
1009 on conversion like codes.
1010 (try_to_simplify): Call it.
1012 2007-09-07 Richard Guenther <rguenther@suse.de>
1013 Uros Bizjak <ubizjak@gmail.com>
1015 PR tree-optimization/32821
1016 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
1017 NULL in the call to set_bb_stmt_list.
1019 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1021 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
1022 float calls here, rather than leaving some to the caller.
1023 Use call_internal_direct and call_value_internal_direct.
1024 * config/mips/mips.md (call_internal_direct): New pattern.
1025 (call_value_internal_direct): Likewise.
1027 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1029 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
1030 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
1032 (override_options): Set mips_base_move_loop_invariants.
1034 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1036 * config/mips/mips.opt (mcode-readable=): Move to keep list
1039 2007-09-07 Richard Sandiford <richard@codesourcery.com>
1041 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
1042 and -mgpopt options. Adjust the -G documentation to match.
1043 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
1044 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
1045 function, split out from mips_classify_symbol. Return false for
1046 !TARGET_LOCAL_SDATA.
1047 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
1048 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
1049 (override_options): Check whether the -mgpopt setting is consistent
1050 with the other flags.
1051 (symbolic_expression_p): Delete.
1052 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
1053 and default_elf_select_rtx_section.
1054 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
1055 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
1056 external data and TARGET_EXTERN_SDATA.
1058 2007-09-07 Tobias Burnus <burnus@net-b.de>
1061 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
1063 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1065 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1066 FOR_BB_INSNS_SAFE instead of for loop.
1067 * cse.c (cse_extended_basic_block): Likewise.
1068 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1069 that the for loop does not invoke NEXT_INSN on a deleted insn.
1070 * function.c (instantiate_virtual_regs): Likewise.
1071 * lower-subreg.c (remove_retval_note): Likewise.
1072 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1074 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1076 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1077 insn, if it's a jump.
1078 (try_redirect_by_replacing_jump): New variable jump_p. Call
1079 tablejump_p before delete_insn_chain.
1080 * reload1.c (reload): New variable next. Make sure that the for
1081 loop does not invoke NEXT_INSN on a deleted insn.
1082 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1083 (delete_output_reload): New variable prev. Make sure the the for
1084 loops do not invoke PREV_INSN on a deleted insn.
1086 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
1088 * cgraphbuild.c (rebuild_cgraph_edges): Export.
1089 * cgraph.h (rebuild_cgraph_edges): Declare.
1090 * tree-pass.h (pass_expand_omp_ssa): New.
1091 * omp-low.c (find_omp_clause): Export.
1092 (copy_var_decl): Split from omp_copy_decl_2.
1093 (build_omp_barrier): Return the call to emit instead of emitting
1095 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
1097 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
1098 expand_omp_for_generic, expand_omp_for_static_nochunk,
1099 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1100 Adapted to work on SSA form.
1101 (execute_expand_omp): Do not invalidate dominance information.
1102 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
1103 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
1104 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
1106 (force_gimple_operand): Allow gimplifying code expressions without
1108 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
1109 * common.opt (fopenmp-ssa): New.
1110 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
1111 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
1112 * tree-cfg.c: Include tree-inline.h.
1113 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
1114 (replace_by_duplicate_decl, replace_ssa_name,
1115 mark_virtual_ops_in_region): New functions.
1116 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
1117 to work on SSA form.
1118 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
1119 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
1122 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1124 * tree-loop-linear.c: Include obstack.h.
1125 (linear_transform_loops): New obstack lambda_obstack.
1126 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
1127 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
1128 and free afterwards.
1129 * lambda.h (struct obstack): New forward declaration.
1130 (lambda_linear_expression_new): New parameter of type struct
1132 (lambda_loopnest_new): Likewise.
1133 (lambda_loopnest_transform): Likewise.
1134 (lambda_body_vector_new): Likewise.
1135 (lambda_body_vector_compute_new): Likewise.
1136 (gcc_loopnest_to_lambda_loopnest): Likewise.
1137 (lambda_loopnest_to_gcc_loopnest): Likewise.
1138 * lambda-code.c: Include obstack.h.
1139 (lambda_lattice_new): New parameter lambda_obstack. Use it for
1141 (lambda_body_vector_new): Likewise.
1142 (lambda_linear_expression_new): Likewise.
1143 (lambda_lattice_new): Likewise.
1144 (lambda_loopnest_new): Likewise. Additionally use obstack to
1145 allocate LN_LOOPS(ret).
1146 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
1147 it to lambda_lattice_new.
1148 (lambda_body_vector_compute_new): New parameter lambda_obstack.
1149 Pass it to lambda_body_vector_new.
1150 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
1151 it to lambda_lattice_new.
1152 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
1153 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
1154 (lambda_compute_target_space): Likewise.
1155 (lambda_compute_auxillary_space): New parameter lambda_obstack.
1156 Pass it to lambda_lattice_compute_base and
1157 compute_nest_using_fourieer_motzkin.
1158 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
1159 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
1160 and lambda_lattice_compute_target_space.
1161 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
1162 Pass it to lambda_linear_expression_new.
1163 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
1164 to gcc_tree_to_linear_expression.
1165 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
1166 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
1167 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
1168 Pass it to lambda_body_vector_new and
1169 lambda_body_vector_compute_new.
1170 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
1171 (lambda-code.o): Likewise.
1173 2007-09-06 Chao-ying Fu <fu@mips.com>
1175 * ginclude/stdfix.h: New file.
1176 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
1177 (convert.o): Add dependence on fixed-value.h.
1178 * c-convert.c (convert): Support FIXED_POINT_TYPE.
1179 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
1180 to define fixed-point constants.
1181 (c_cpp_builtins): Define fixed-point constants.
1182 * convert.c (fixed-value.h): New include.
1183 (convert_to_real): Update comment to include fixed-point.
1184 Support FIXED_POINT_TYPE.
1185 (convert_to_integer): Update comment to include fixed-point.
1186 Support FIXED_POINT_TYPE.
1187 (convert_to_complex): Support FIXED_POINT_TYPE.
1188 (convert_to_fixed): New function.
1189 * convert.h (convert_to_fixed): Declare.
1190 * genopinit.c: Add comment about $Q for only fixed-point modes.
1191 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
1192 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
1193 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
1194 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
1195 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
1196 usneg_optab for fixed-point modes.
1197 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
1199 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
1200 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
1201 unsigned saturation optabs, when type is saturating.
1202 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
1203 (expand_fixed_convert): New function.
1204 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
1205 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
1206 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
1207 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
1208 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
1209 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
1211 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
1212 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
1213 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
1214 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
1215 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
1217 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
1218 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
1219 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
1220 fractuns, satfractuns.
1221 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
1222 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
1223 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
1224 OTI_ssmsub_widen, OTI_usmsub_widen.
1225 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1226 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1227 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
1228 umsub_widen_optab, usmsub_widen_optab): Define.
1229 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
1231 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
1233 (expand_fixed_convert): Declare.
1234 * expr.c (convert_move): Support the move of fixed-point modes.
1235 (emit_move_insn_1): Handle fixed-point mode to move via integer.
1236 (categorize_ctor_elements_1): Handle FIXED_CST.
1237 (count_type_elements): Handle FIXED_POINT_TYPE.
1238 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
1239 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1241 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
1242 multiply and add/subtract for fixed-point types.
1243 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
1244 mode, we jump to binop directly.
1245 Support FIXED_CONVERT_EXPR.
1246 (do_store_flag): Check FIXED_CST to put a constant second.
1247 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
1248 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1249 (const_vector_from_tree): Support FIXED_CST.
1250 * doc/extend.texi (Fixed-Point): New node.
1251 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
1252 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
1253 satfract, fractuns, satfractuns): Document them.
1255 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1257 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
1258 addresses into I registers.
1260 2007-09-06 Jan Hubicka <jh@suse.cz>
1261 Andreas Tobler <a.tobler@schweiz.org>
1263 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
1265 (machopic_legitimize_pic_address): Likewise.
1267 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1268 Jan Hubicka <jh@suse.cz>
1270 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
1271 instead of ufloat_optab->handlers directly.
1272 (floatdidf2): Likewise.
1274 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
1276 * config/mips/mips.c: Include diagnostic.h.
1277 (mips_set_current_function): Check errorcount and sorrycount
1278 before generating RTL.
1280 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1283 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
1284 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
1285 (print_operand_reloc): Likewise.
1287 2007-09-06 Janis Johnson <janis187@us.ibm.com>
1291 2007-09-06 Jan Hubicka <jh@suse.cz>
1293 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1296 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1298 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1299 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1301 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1303 * optabs.c (expand_float): Convert unsigned integer as signed only
1304 if it provides sufficient accuracy; add mode argument to real_2expN.
1305 (expand_fix): Fix comment typos; extend binary float into mode
1306 wider than destination for converion to unsigned integer; add mode
1307 argument to real_2expN.
1308 * real.c (real_2expN): Add mode argument to special-case decimal
1310 * real.h (real_2expN): Ditto.
1311 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1313 (fixed_from_string): Ditto.
1314 (fixed_to_decimal): Ditto.
1315 (fixed_convert_from_real): Ditto.
1316 (real_convert_from_fixed): Ditto.
1317 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1318 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1319 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1320 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1322 2007-09-06 Tom Tromey <tromey@redhat.com>
1324 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
1325 * c-pch.c (c_common_read_pch): Restore current location after
1327 * tree.c (expand_location): Update.
1328 (expr_filename): Changed return type. Unified the two cases.
1329 (expr_lineno): Likewise.
1330 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
1332 * toplev.c (line_table): Changed type.
1333 (general_init): Update.
1334 (realloc_for_line_map): New function.
1335 (general_init): Allocate line_table using GC.
1336 * fix-header.c (line_table): Changed type.
1337 (read_scan_file): Update.
1338 (read_scan_file): Update.
1339 * c-ppoutput.c (maybe_print_line): Update.
1340 (print_line): Update.
1341 (cb_line_change): Update.
1342 (cb_define): Update.
1343 (pp_file_change): Update.
1344 * c-opts.c (c_common_init_options): Update.
1345 (finish_options): Update.
1346 (push_command_line_include): Update.
1347 * c-lex.c (cb_line_change): Update.
1348 (cb_def_pragma): Update.
1349 (cb_define): Update.
1351 (c_lex_with_flags): Use cpp_get_token_with_location.
1352 * input.h (line_table): Changed type.
1353 (location_from_locus): New macro.
1354 * tree.h (EXPR_FILENAME): No longer an lvalue.
1355 (EXPR_LINENO): Likewise.
1356 (expr_locus, set_expr_locus): Declare separately for
1357 USE_MAPPED_LOCATION.
1358 (expr_filename, expr_lineno): Changed return type.
1359 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
1360 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
1361 (expand_gimple_basic_block): Likewise.
1362 * final.c (final_scan_insn): Use expanded_location.
1364 2007-09-06 Richard Guenther <rguenther@suse.de>
1366 PR tree-optimization/32586
1367 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1368 folding if nothing changed.
1369 (simplify_unary_expression): New function. Do tree combining
1370 on conversion like codes.
1371 (try_to_simplify): Call it.
1372 * builtins.c (fold_builtin_cexp): Fold the built expressions.
1373 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
1375 2007-09-06 Jan Hubicka <jh@suse.cz>
1378 * cse.c (fold_rtx): Avoid invalid sharing.
1380 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1382 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1383 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1385 2007-09-06 Revital Eres <eres@il.ibm.com>
1387 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1388 Fix offsettable memory reference for 750CL.
1390 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
1392 * reload.c (find_reloads_address_1): Try to preserve original
1393 base/index regclass of operands.
1394 * regrename.c (scan_rtx_address): Likewise.
1395 (replace_oldest_value_addr): Likewise.
1397 2007-09-06 Richard Guenther <rguenther@suse.de>
1399 PR tree-optimization/33302
1400 * domwalk.c (walk_dominator_tree): The exit block is
1401 interesting even if it is not reachable.
1403 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1406 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
1408 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
1410 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
1413 2007-09-05 Ian Lance Taylor <iant@google.com>
1415 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
1417 (dump_generic_node): Likewise.
1418 * print-rtl.c (print_decl_name): Likewise.
1419 * print-tree.c (print_node_brief): Likewise.
1420 (print_node): Likewise.
1421 * Makefile.in (RTL_BASE_H): Add alias.h.
1424 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
1426 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
1428 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
1429 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
1431 2007-09-06 Jie Zhang <jie.zhang@analog.com>
1433 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
1434 (tm_defines): Define UCLIBC_DEFAULT to 1.
1435 (extra_options): Add linux.opt.
1436 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1437 (CRT_CALL_STATIC_FUNCTION): Likewise.
1438 (NO_IMPLICIT_EXTERN_C): Likewise.
1439 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1440 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
1441 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1442 (ENDFILE_SPEC): Don't define.
1443 (LIB_SPEC): Likewise.
1444 (CRT_CALL_STATIC_FUNCTION): Likewise.
1445 (NO_IMPLICIT_EXTERN_C): Likewise.
1446 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
1447 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1449 2007-09-06 Jan Hubicka <jh@suse.cz>
1451 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1454 2007-09-06 Jan Hubicka <jh@suse.cz>
1456 * opts.c (common_handle_option): Enable inlining functions for
1459 2007-09-06 Jakub Jelinek <jakub@redhat.com>
1461 * builtin-attrs.def (ATTR_NONNULL_3): New.
1462 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
1463 ATTR_NOTHROW_NONNULL_##FA.
1464 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
1465 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
1466 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
1467 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
1468 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
1469 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
1470 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
1472 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
1473 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
1474 ATTR_FORMAT_NOTHROW_3_4): Remove.
1475 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
1476 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
1477 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
1478 instead of ATTR_FORMAT_*_*.
1480 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
1482 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
1483 parts re-used for REG_FRAME_RELATED_EXPR.
1485 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1487 * optabs.c (expand_float): Convert unsigned integer as signed only
1488 if it provides sufficient accuracy; add mode argument to real_2expN.
1489 (expand_fix): Fix comment typos; extend binary float into mode
1490 wider than destination for converion to unsigned integer; add mode
1491 argument to real_2expN.
1492 * real.c (real_2expN): Add mode argument to special-case decimal
1494 * real.h (real_2expN): Ditto.
1495 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1497 (fixed_from_string): Ditto.
1498 (fixed_to_decimal): Ditto.
1499 (fixed_convert_from_real): Ditto.
1500 (real_convert_from_fixed): Ditto.
1501 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1502 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1503 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1504 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1506 2007-09-05 Ian Lance Taylor <iant@google.com>
1508 * init-regs.c (initialize_uninitialized_regs): Call
1509 emit_insn_before rather than add_insn_before.
1511 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1513 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
1514 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
1515 * tree-inline.h (copy_body_data): Add call_expr field.
1516 * tree-inline.c (expand_call_inline): Initialize call_expr.
1517 (copy_bb): Append anonymous inline fn arguments to arguments
1518 when inlining a CALL_EXPR_VA_ARG_PACK call.
1519 * builtins.c (expand_builtin): Issue an error if
1520 BUILT_IN_VA_ARG_PACK is seen during expand.
1521 (fold_call_expr, fold_builtin_call_array): Don't fold
1522 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
1523 __builtin_va_arg_pack () call as last argument.
1524 * gimplify.c (gimplify_call_expr): If last argument to a vararg
1525 function is __builtin_va_arg_pack (), decrease number of call
1526 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
1527 * expr.c (expand_expr_real_1): Issue an error if
1528 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
1529 * tree-pretty-print.c (dump_generic_node): Handle printing
1530 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
1531 * doc/extend.texi (__builtin_va_arg_pack): Document.
1533 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
1535 PR tree-optimization/21513
1536 * builtins.c (build_builtin_expect_predicate): New function.
1537 (fold_builtin_expect): Add argument for expected value.
1538 Distribute __builtin_expect over short-circuiting operations.
1539 Fold nested builtin_expects.
1540 (fold_builtin_2): Adjust call to fold_builtin_expect.
1542 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
1545 PR tree-optimization/13756
1546 * doc/invoke.texi (Options That Control Optimization): Document
1549 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
1551 * gcc/config/i386/cpuid.h: New file.
1552 * gcc/config/i386/driver-i386.c: Include cpuid.h.
1553 (describe_cache): Shrink size and line strings to 100 bytes.
1554 (detect_caches_amd): Return "" for unsupported max_ext_level.
1555 Use __cpuid function.
1556 (detect_caches_intel): Return "" for unsupported max_level.
1557 Use __cpuid function.
1558 (host_detect_local_cpu): Change feature flag variables to
1559 unsigned int. Initialize only extended feature flag variables.
1560 Use __get_cpuid_max to determine max supported cpuid level.
1561 Use __cpuid function to determine supported features. Fix
1562 calculation of family id. Remove is_amd and check signature
1563 directly. Check for Geode signature. Handle family 4 id.
1564 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
1565 cpu discovery code to lower part of the function.
1566 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
1567 for sub-architecture.
1568 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
1569 [PROCESSOR_K8]: Add k8-sse3 architecture.
1570 [PROCESSOR_NOCONA]: Remove.
1571 [PROCESSOR_GENERIC64]: Ditto.
1572 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
1573 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
1574 to check for SSE and FXSAVE support.
1575 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
1576 Add -minline-all-stringops.
1577 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
1578 (x86_64-*-*): Ditto.
1580 2007-09-05 Jie Zhang <jie.zhang@analog.com>
1582 * config/bfin/linux-unwind.h: New file.
1583 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
1584 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
1586 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1588 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
1589 * stmt.c: Include alloc-pool.h.
1590 (struct case_node): Remove GTY marker.
1591 (add_case_node): New parameter case_node_pool. Use it for
1593 (expand_case): New allocation pool case_node_pool. Initialize it,
1594 pass to add_case_node and free it.
1596 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1597 David Ung <davidu@mips.com>
1598 Nigel Stephens <nigel@mips.com>
1600 Add mips16/nomips16 function attributes and -mflip-mips16 option
1601 for testing mixed-mode compilation.
1603 * config/mips/mips.opt (mflip-mips16): New.
1605 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1606 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1608 * config/mips/mips.c (mips_base_target_flags): New.
1609 (mips_base_mips16): New.
1610 (mips_base_schedule_insns): New.
1611 (mips_base_reorder_blocks_and_partition): New.
1612 (mips_base_align_loops): New.
1613 (mips_base_align_jumps): New.
1614 (mips_base_align_functions): New.
1615 (mips16_flipper): New.
1616 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1617 (TARGET_SET_CURRENT_FUNCTION): Define.
1618 (mips_mips16_type_p, mips_nomips16_type_p): New.
1619 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1620 (mips_function_ok_for_sibcall): Make it deal with functions with
1622 (mips_init_split_addresses): New, split out from override_options.
1623 (mips_init_relocs): New, split out from override_options.
1624 (was_mips16_p): New.
1625 (mips_set_mips16_mode): New, split out from override_options.
1626 (mips_set_current_function): New.
1627 (override_options): Add sorry for unsupported mips16/pic
1628 combination. Remove error for mips16/dsp combination. Save
1629 base option settings.
1630 (mips_file_start): Move mips16 mode setting output from here....
1631 (mips_output_function_prologue): ....to here.
1632 (mips_output_mi_thunk): Check for mips16 function.
1633 (build_mips16_function_stub): Don't set .mips16 here.
1634 (build_mips16_call_stub): Likewise.
1635 (mips_expand_builtin): Error in mips16 mode.
1636 (mips_use_mips16_mode_p): New.
1637 (mips_encode_section_info): Check for mips16 function, and set
1638 SYMBOL_REF_FLAGS accordingly.
1640 * doc/extend.texi (Function Attributes): Document new
1641 mips16/nomips16 attributes.
1642 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1643 (MIPS Options): Document -mflip-mips16.
1645 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1647 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1648 if we encounter TLS address in MIPS16 mode.
1649 (mips_legitimize_const_move): Check cannot_force_const_mem for
1650 the (const (plus symbol offset)) case; this forces invalid TLS
1651 address in MIPS16 mode to be caught by the above call to sorry.
1652 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1653 because that now enables emutls, which is not ABI compatible
1654 with native TLS in non-MIPS16 mode.
1656 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1658 Add target hook invoked when cfun changes.
1660 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1661 * target.h (struct gcc_target): Add set_current_function.
1662 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1663 (TARGET_INITIALIZER): Add initializer for set_current_function.
1664 * tree.h (push_struct_function): New.
1665 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1667 (set_cfun): Declare.
1668 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1670 (push_function_context_to): Use allocate_struct_function
1671 to create null context, not init_dummy_function_start. Use set_cfun.
1672 (pop_function_context_from): Use set_cfun.
1673 (in_dummy_function): New.
1674 (invoke_set_current_function_hook): New.
1676 (push_cfun, pop_cfun): Use set_cfun.
1677 (push_struct_function): New.
1678 (allocate_struct_function): Call invoke_set_current_function_hook
1680 (prepare_function_start): Don't set cfun here. Remove unused
1681 argument; fix all callers.
1682 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1683 push_struct_function.
1684 (init_function_start): Set cfun here.
1685 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1686 * omp-low.c (create_omp_child_function): Use push_struct_function
1687 and pop_cfun to save/restore state.
1688 (expand_omp_parallel): Remove unused saved_cfun variable.
1689 * cgraphunit.c (ipa_passes): Use set_cfun.
1690 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1691 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1692 * matrix-reorg.c (transform_allocation_sites): Likewise.
1693 (matrix_reorg): Use set_cfun.
1694 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1695 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1696 assignment to cfun; use set_cfun for the other.
1697 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1698 (dump_function_to_file): Use push_cfun/pop_cfun here.
1699 * c-decl.c (finish_function): Use set_cfun.
1701 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1703 * regrename.c (rerename_optimize): Use deferred rescanning and
1704 insert explicit calls to rescan insns when changed.
1706 2007-09-05 Jan Hubicka <jh@suse.cz>
1708 * optabs.c (libfunc_entry): Change optab to integer.
1709 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1710 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1711 of pointers for hashing.
1713 2007-09-05 Jan Hubicka <jh@suse.cz>
1715 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1717 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1718 * see.c (pass_see): Likewise.
1719 * tracer.c (pass_tracer): Likewise.
1720 * postreload-gcse.c (pass_gcse2): Likewise.
1721 * postreload.c (pass_postreload_cse): Likewise.
1722 * mode-switching.c (pass_mode_switching): Likewise.
1723 * modulo-sched.c (pass_sms): Likewise.
1724 * cse.c (cse_insn): Likewise.
1725 * web.c (pass_web): Likweise.
1726 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1727 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1728 * loop-init.c (pass_rtl_loop_init): Likewise.
1729 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1730 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1731 * global.c (pass_global_alloc): Likewise.
1732 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1733 pass_if_after_reload): Likewise.
1734 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1735 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1736 * regmove.c (pass_regmove): Likewise.
1737 * function.c (pass_thread_prologugues_epilogues): Likewise.
1738 * gcse.c (pass_gcse): Likewise.
1739 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1740 * lower-subreg.c (pass_lower_subreg2): Likewise.
1741 * bt-load.c (pass_branch_target_load): Likewise.
1742 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1743 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1744 * combine.c (pass_combine): Likewise.
1745 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1746 (pass_partition_blocks): Likewise.
1747 * var-tracking.c (pass_variable_track): Likewise.
1748 * reg-stack.c (pass_stack_regs_run): Likewise.
1749 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1750 * passes.c (pass_postreload): Likewise.
1751 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1752 * tree-pass.h (TODO_verify_rtl_sharing): New.
1753 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1754 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1755 TODO_set_props, TODO_df_finish, TODO_df_verify,
1756 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1758 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1760 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1761 fold_real_zero_addition_p, reorder_operands_p,
1762 div_if_zero_remainder, fold_undefer_overflow_warnings,
1763 int_binop_types_match_p, fold_convert_const_int_from_int,
1764 fold_convert_const_int_from_real,
1765 fold_convert_const_int_from_fixed,
1766 fold_convert_const_real_from_real,
1767 fold_convert_const_real_from_fixed,
1768 fold_convert_const_fixed_from_fixed,
1769 fold_convert_const_fixed_from_int,
1770 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1771 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1772 debug_fold_checksum, multiple_of_p): Constify.
1773 * tree-flow-inline.h (get_lineno): Likewise.
1774 * tree-flow.h (get_lineno): Likewise.
1775 * tree-object-size.c (compute_object_offset, addr_object_size,
1776 alloc_object_size, pass_through_call): Likewise.
1777 * tree-pretty-print.c (op_symbol, print_call_name,
1778 print_struct_decl, do_niy): Likewise.
1779 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1780 debug_fold_checksum): Likewise.
1782 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1785 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1786 note, remove the associated REG_RETVAL note.
1788 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1790 * config.gcc (powerpc*-*-*): Install
1791 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1792 * config/rs6000/spu2vmx.h: New header.
1793 * config/rs6000/si2vmx.h: New header.
1794 * config/rs6000/vec_types.h: New header.
1796 2007-09-05 Ben Elliston <bje@au.ibm.com>
1798 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1800 2007-09-05 Ben Elliston <bje@au.ibm.com>
1802 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1804 (__stdcx): Make asm volatile.
1805 (__stwcx, __stdcx): Return only 0 or 1.
1807 2007-09-05 Jan Hubicka <jh@suse.cz>
1811 2007-09-04 Jan Hubicka <jh@suse.cz>
1812 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1814 2007-09-04 Richard Guenther <rguenther@suse.de>
1815 * tree-ssa-operands.c (add_virtual_operand): Only mark
1816 stores as has_volatile_ops if alias information is not available.
1818 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1820 * config/rs6000/tramp.asm: Include config.h.
1821 Check __PIC__ or __pic__ macro instead of SHARED.
1823 PR rtl-optimization/32300
1824 * see.c (see_copy_insn): New function.
1825 (see_def_extension_not_merged, see_merge_one_use_extension,
1826 see_merge_one_def_extension): Use it. Avoid changing
1827 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1828 into sequences. Call df_insn_delete on temporary insns
1829 that won't be emitted into the insn stream.
1830 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1831 and run df_process_deferred_rescans () before run_fast_dce.
1833 PR tree-optimization/33017
1834 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1835 recurse for pure or const function calls.
1837 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1839 * c-format.c: Include alloc-pool.h.
1840 (check_format_info_main): New argument fwt_alloc. Use allocation
1841 pool instead of GC. Remove GC deallocation code.
1842 (check_format_arg): Create allocation pool, pass it to
1843 check_format_info_main and free it afterwards.
1844 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1846 2007-09-05 Ben Elliston <bje@au.ibm.com>
1848 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1849 Rename count macro arugment for clarity.
1850 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1851 (__protected_stream_set): Likewise, pass 0.
1853 2007-09-04 Jan Hubicka <jh@suse.cz>
1855 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1857 2007-09-04 Jan Hubicka <jh@suse.cz>
1859 * invoke.texi (-finline-small-functions): Document.
1860 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1861 when deciding what is inlinable.
1862 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1863 (cgraph_decide_inlining_of_small_function): Handle new flags.
1864 (cgraph_decide_inlining_incrementally): Likewise.
1865 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1866 * common.opt (finline-small-functions): New.
1867 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1869 2007-09-04 Richard Guenther <rguenther@suse.de>
1871 * tree-ssa-operands.c (add_virtual_operand): Only mark
1872 stores as has_volatile_ops if alias information is not available.
1874 2007-09-04 Andrew Haley <aph@redhat.com>
1876 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1878 2007-09-04 Andrew Haley <aph@redhat.com>
1880 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1881 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1882 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1884 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1887 * common.opt: Mention ABI version 2 in comment.
1889 2007-09-04 Jan Hubicka <jh@suse.cz>
1891 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1892 (libfunc_entry): New structure.
1893 (libfunc_hash): New hashtable.
1894 (hash_libfunc): New function.
1895 (eq_libfunc): New function.
1896 (convert_optab_libfunc): New function.
1897 (optab_libfunc): New function.
1898 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1899 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1900 expand_float, expand_fix, new_optab, new_convert_optab):
1901 Update for new libfunc API.
1902 (init_libfunc, init_integral_libfuncs,
1903 init_floating_libfuncs, init_interclass_conv_libfuncs
1904 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1905 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1906 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1907 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1908 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1909 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1910 gen_extend_conv_libfunc): New.
1911 (init_one_libfunc): Revamp for hashtables.
1912 (set_conv_libfunc): Likewise.
1913 (init_optabs): Initialize hashtable; use lazy initialization where
1915 * optabs.h (optab_handlers): Move out of GGC.
1916 (optab, convert_optab): Move out of GGC; add lazy gen info.
1917 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1918 (optab_libfunc, convert_optab_libfunc): New.
1919 * builtins.c (expand_builtin_powi): Update for new API.
1920 * expr.c (convert_move): Likewise.
1921 * expmed.c (expand_divmod): Likewise.
1923 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1925 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1926 GOT pointer only if there is a constant pool. Use the allocated space
1929 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1931 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1934 2007-09-04 Revital Eres <eres@il.ibm.com>
1935 Richard Guenther <rguenther@suse.de>
1936 R. Clint Whaley <whaley@cs.utsa.edu>
1938 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1940 * tree-tailcall.c (process_assignment): Use -fassociative-math
1941 when reodering operands of floating-point type.
1942 * fold-const.c (fold_comparison, fold_binary): Use
1943 -fassociative-math and -freciprocal-math instead of
1944 -funsafe-math-optimization flag.
1945 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1946 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1947 -freciprocal-math instead of -funsafe-math-optimizations.
1948 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1949 -fassociative-math when -ffast-math is set.
1950 (set_unsafe_math_optimizations_flags): New Function
1951 to set -freciprocal-math and -fassociative-math when
1952 -funsafe-math-optimizations is set.
1953 (common_handle_option): Call it.
1954 * tree-vectorizer.c (vect_is_simple_reduction): Use
1955 -fassociative-math when doing reduction on floats.
1956 * loop-unroll.c (analyze_insn_to_expand_var): Use
1957 -fassociative-math when expanding an accumulator of type float.
1958 * simplify-rtx.c (simplify_binary_operation_1): Use
1959 -fassociative-math and -freciprocal-math when reordeing operands
1960 of floating-point type.
1961 * combine.c (combine_simplify_rtx): Likewise.
1962 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1964 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1966 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1969 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1971 2007-09-04 Jan Hubicka <jh@suse.cz>
1973 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1975 2007-09-04 Jan Hubicka <jh@suse.cz>
1977 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1978 and corresponding MATCH_DUP.
1980 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1983 * combine.c (subst): Do not try to simplify X if it represents load
1984 of FP constant from the constant pool via float extension.
1986 2007-09-04 Ben Elliston <bje@au.ibm.com>
1988 * c-opts.c: Include "tm_p.h".
1989 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1991 2007-09-04 Richard Guenther <rguenther@suse.de>
1993 PR tree-optimization/33291
1994 * tree-pretty-print.c (dump_generic_node): Dump all
1995 qualifiers for pointer types, not only first. Dump
1996 qualifiers for aggregate types as well.
1997 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1998 use the canonical type for building ARRAY_REFs.
1999 * gimplify.c (canonicalize_addr_expr): Clean up. The
2000 correct validness check is compatibility of the pointer
2001 types. Always use the canonical type for building
2002 ARRAY_REFs and ADDR_EXPRs.
2003 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
2004 change that disabled propagation of ADDR_EXPRs into statements
2007 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2009 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
2010 (umulsi3_highpart): Make into expanders; existing insns are
2011 now named *[insn]_nov6. Add stars to existing [insn]_v6
2012 counterparts' names.
2014 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
2016 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
2017 (unprotoize.o): Remove SHLIB_MULTILIB.
2019 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
2021 * doc/extend.texi: Document progmem attribute for AVR.
2023 2007-09-03 Anatoly Sokolov <aesok@post.ru>
2026 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
2028 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2030 * optabs.c (expand_ffs): Initialize val and defined_at_zero
2033 * optabs.c: Remove unnecessary forward declarations.
2034 (expand_unop_direct): New, broken out of expand_unop.
2035 (expand_doubleword_clz): New.
2036 (expand_ctz): Move above expand_ffs. Use
2037 start_sequence, end_sequence, add_equal_note, and
2038 expand_unop_direct. Add more commentary.
2039 (expand_ffs): Try both ctz optab and expand_ctz.
2040 Generate a test and branch if the hardware doesn't give us
2041 a useful value for input zero. Style improvements similar to
2044 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
2046 2007-09-03 Zack Weinberg <zack@codesourcery.com>
2048 * config.gcc: Delete stanza for arm-semi-aof and
2049 armel-semi-aof targets.
2050 * config/arm/arm-protos.h
2052 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
2053 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
2054 delete aof_pic_label and remove mention of AOF in comments.
2055 * config/arm/arm.md: Delete patterns used only for AOF assembly.
2057 * config/arm/semiaof.h
2058 * config/arm/t-semi: Delete file.
2060 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2062 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
2063 CONST_CAST_BB): New macros for type-specific casts.
2064 (CONST_CAST): Add a TYPE parameter and define it in terms of
2067 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
2068 * c-lex.c (cb_ident, lex_string): Likewise,
2069 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
2070 * config/i386/i386.c (ix86_function_regparm,
2071 ix86_function_sseregparm): Use CONST_CAST_TREE.
2072 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
2074 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2075 give_switch, set_multilib_dir): Likewise,
2076 * gengtype-parse.c (string_seq, typedef_name): Likewise,
2077 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
2078 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
2079 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
2080 * prefix.c (update_path): Likewise,
2081 * pretty-print.c (pp_base_destroy_prefix): Likewise,
2082 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
2083 * tree-cfg.c (tree_can_merge_blocks_p,
2084 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
2085 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
2086 * tree.c (build_string): Supply a TYPE for CONST_CAST.
2087 (attribute_list_contained): Use CONST_CAST_TREE.
2089 2007-09-03 Krister Walfridsson <cato@df.lth.se>
2091 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
2093 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2096 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
2097 before forcing them into a register.
2099 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2101 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
2102 rather than define_code_macro.
2104 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2106 * gcc.c (xputenv): New function.
2107 (putenv_from_prefixes): Use xputenv instead of putenv.
2108 (process_command): Use xputenv instead of putenv.
2109 (set_collect_gcc_options): Use xputenv instead of putenv.
2110 (main): Use xputenv instead of putenv.
2112 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2114 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
2115 availability of swap instruction.
2116 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
2118 2007-09-03 Revital Eres <eres@il.ibm.com>
2120 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
2123 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
2124 Ayal Zaks <zaks@il.ibm.com>
2125 Revital Eres <eres@il.ibm.com>
2127 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
2128 compute_split_row): New functions.
2129 (ps_unschedule_node): Remove.
2130 (normalize_sched_times): Iterate over the already scheduled
2131 insns instead of the number of nodes.
2132 (MAX_SPLIT_NUM): New definition.
2133 (sms_schedule_by_order): Change the scheduling heuristic to
2134 avoid useless increases of initiation interval ii.
2135 (get_sched_window): Add dump printouts.
2137 2007-09-02 David Daney <ddaney@avtrex.com>
2139 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
2140 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
2141 (optab, insn): Add more attributes.
2142 (fetchop_bit): New code macro.
2143 (immediate_insn): New code macro attribute.
2144 (sync): Change condition to ISA_HAS_SYNC.
2145 (rdhwr): Change predicate for operand 0 to register_operand.
2146 (memory_barrier): New expand.
2147 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2148 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2149 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2150 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2151 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
2152 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
2153 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2154 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2155 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
2157 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2158 Hans-Peter Nilsson <hp@axis.com>
2160 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
2161 Defined to describe availability and behavior of CLZ.
2162 * config/cris/cris.md (clzsi2): Implement using lz instruction.
2163 * config/cris/cris.opt: Tweak comment for "-metrax4".
2164 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
2165 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
2166 (count_leading_zeros): Define.
2168 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2170 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
2172 2007-09-02 Joseph Myers <joseph@codesourcery.com>
2175 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
2178 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2180 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
2181 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
2182 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
2183 sched-deps.c, sched-int.h, system.h, target.h,
2184 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
2185 tree.def: Fix comment typos.
2187 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2189 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
2190 (override_options): Turn on -mstrict-align on non-ColdFire
2192 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
2194 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2196 * c-common.c (const_strip_array_types): Delete.
2197 * c-common.h (const_strip_array_types): Likewise.
2198 * emit-rtl.c (const_next_insn, const_previous_insn,
2199 const_next_nonnote_insn, const_prev_nonnote_insn,
2200 const_next_real_insn, const_prev_real_insn,
2201 const_next_active_insn, const_prev_active_insn, const_next_label,
2202 const_prev_label): Delete.
2203 * gimple-low.c (block_may_fallthru): Use expr_last.
2204 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
2205 * rtl.h (const_previous_insn, const_next_insn,
2206 const_prev_nonnote_insn, const_next_nonnote_insn,
2207 const_prev_real_insn, const_next_real_insn,
2208 const_prev_active_insn, const_next_active_insn, const_prev_label,
2209 const_next_label): Delete.
2210 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
2211 * system.h (CONST_CAST): Update comment.
2212 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
2213 (const_first_stmt, const_last_stmt): Delete.
2214 (tree_block_ends_with_condjump_p): Use last_stmt.
2215 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
2216 * tree-iterator.c (const_expr_first, const_expr_last,
2217 const_expr_only): Delete.
2218 * tree.c (const_lookup_attribute): Likewise.
2219 (attribute_list_contained): Use lookup_attribute.
2220 * tree.h (const_lookup_attribute, const_expr_first,
2221 const_expr_last, const_expr_only): Delete.
2223 2007-09-01 Richard Guenther <rguenther@suse.de>
2225 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
2226 instead of TREE_THIS_VOLATILE.
2227 * tree-ssa-operands.c (add_virtual_operand): Do not set
2228 has_volatile_ops. Do not check s_ann for NULL.
2229 (get_indirect_ref_operands): Likewise.
2230 (get_expr_operands): Likewise. For all reference trees
2231 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
2232 check base of reference for TREE_THIS_VOLATILE.
2234 2007-09-01 Richard Guenther <rguenther@suse.de>
2236 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
2237 between integral types. Also allow conversions between
2240 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2242 * optabs.c (prepare_float_lib_cmp): Use
2243 libgcc_cmp_return_mode instead of word_mode.
2244 * config/dfp-bit.h: Likewise.
2245 * config/fp-bit.h: Likewise.
2246 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
2248 (spu_libgcc_shift_count_mode): New function.
2249 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
2250 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
2252 2007-08-31 Joseph Myers <joseph@codesourcery.com>
2254 * tree-pretty-print.c: Include output.h.
2255 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
2256 HOST_WIDE_INT_PRINT_DEC.
2257 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
2259 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
2261 PR rtl-optimization/33224
2262 * loop-iv.c (latch_dominating_def): Check that the definition belongs
2263 to the analysed region.
2265 2007-08-31 Richard Guenther <rguenther@suse.de>
2267 * function.c (allocate_struct_function): Do not set
2268 current_function_returns_pointer.
2269 * function.h (struct var_refs_queue): Remove.
2270 (struct simple_obstack_stack): Likewise.
2271 (struct function): Remove fixup_var_refs_queue member.
2272 Remove returns_pointer flag.
2273 (current_function_returns_pointer): Remove define.
2275 2007-08-31 Nick Clifton <nickc@redhat.com>
2277 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
2278 secondary keys in order to obtain a stable sort.
2280 2007-08-31 Nick Clifton <nickc@redhat.com>
2283 * config/m32r/constraints.md: Add W constraint for integer zero.
2284 * config/m32r/m32r.md (get_pc): Use W and i constraints.
2285 Fix length calculation by using alternatives.
2287 2007-08-31 Richard Sandiford <richard@codesourcery.com>
2289 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
2290 split out from expand_binop.
2291 (avoid_expensive_constant): New function.
2292 (expand_binop_directly): Remove commutative_op argument and
2293 (expand_binop_directly): Remove commutative_op argument and
2294 call cummutative_optab_p instead. Do not change op0 or op1
2295 when swapping xop0 and xop1. Apply avoid_expensive_constant
2296 to each argument after potential swapping. Enforce the
2297 canonical order of commutative operands.
2298 (expand_binop): Use shift_optab_p and commutative_optab_p.
2299 Update the calls to expand_binop_directly. Only force constants
2300 into registers when widening an operation. Only swap operands
2301 once a direct expansion has been rejected.
2302 (expand_twoval_binop): Only force constants into registers when
2303 using a direct expansion.
2305 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
2307 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
2308 (sched_analyze_insn): Don't postprocess speculative dependencies when
2309 target has no scheduling.
2310 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
2311 'uninitialized' warning.
2313 2007-08-31 Richard Guenther <rguenther@suse.de>
2315 * tree.c (build_complex_type): Always set TYPE_NAME for
2318 2007-08-31 Olivier Hainque <hainque@adacore.com>
2320 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
2321 internal macro. Default alignment factor for csect directives, chosen
2322 to match what BIGGEST_ALIGNMENT allows.
2323 (DATA_SECTION_ASM_OP): Use it.
2324 * config/rs6000/rs6000.c
2325 (rs6000_xcoff_output_readonly_section_asm_op):
2326 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
2327 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
2329 2007-08-31 Olivier Hainque <hainque@adacore.com>
2331 * dbxout.c (dbxout_block): Move declaration within the first
2332 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
2333 block to include the definition, together with the associated
2336 2007-08-31 David Edelsohn <edelsohn@gnu.org>
2337 Revital Eres <eres@il.ibm.com>
2339 * doc/invoke.texi (-mpaired): Document flag.
2340 * config.gcc: Include paired.h in powerpc extra_headers and
2341 750cl.h in powerpc-*-linux*paired*.
2342 * config/rs6000/rs6000.opt (-mpaired): New flag.
2343 * config/rs6000/rs6000.c (paired_init_builtins,
2344 paired_expand_builtin, paired_expand_lv_builtin,
2345 paired_expand_stv_builtin, paired_expand_predicate_builtin):
2346 New functions to support the paired single builtin functions.
2347 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
2348 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
2350 (bdesc_paired_preds): New structure for paired predicate
2352 (rs6000_expand_builtin): Expand paired single builtins.
2353 (rs6000_init_builtins): Init paired single builtins.
2354 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
2355 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
2356 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
2357 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
2358 (rs6000_vector_mode_supported_p): Support paired vector mode.
2359 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
2360 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
2362 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
2363 (DATA_ALIGNMENT): Likewise.
2364 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
2365 (rs6000_builtins): Add PAIRED builtins.
2366 * config/rs6000/rs6000.md: Include paired.md.
2367 * config/rs6000/paired.h: New.
2368 * config/rs6000/paired.md: New.
2369 * config/rs6000/750cl.h: New.
2370 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
2372 2007-08-30 Ollie Wild <aaw@google.com>
2374 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
2375 * gcc.c (default_compilers): Add -fno-directives-only to
2376 @assembler-with-cpp.
2378 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
2382 * regclass.c (initial_fixed_regs): Revert previous change and make
2384 (initial_call_used_regs): Likewise.
2385 (initial_call_really_used_regs): Delete, reverting previous addition.
2386 (initial_reg_names): Likewise.
2387 (init_reg_sets): Revert previous change.
2388 (saved_fixed_regs): New.
2389 (saved_call_used_regs): New.
2390 (saved_call_really_used_regs): New.
2391 (saved_reg_names): New.
2392 (save_register_info): New.
2393 (restore_register_info): New.
2394 (init_reg_sets_1): Replace reset of register info with call to
2395 restore_register_info.
2396 * rtl.h (save_register_info): Declare.
2397 * toplev.c (backend_init): Call save_register_info.
2399 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2401 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
2402 from the original statement.
2404 2007-08-30 Chao-ying Fu <fu@mips.com>
2406 * c-lex.c (interpret_fixed): Declare.
2407 (interpret_float): Process _Fract and _Accum.
2408 (interpret_fixed): New function.
2409 * final.c (output_addr_const): Process CONST_FIXED.
2410 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
2411 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
2413 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
2415 (simplify_immed_subreg): Support CONST_FIXED.
2416 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2417 (simplify_subreg): Support CONST_FIXED.
2419 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2421 * config/rs6000/ppu_intrinsics.h: New file.
2422 * config.gcc (powerpc*-*-* <extra_headers>): Install
2425 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2427 * cfg.c (dump_flow_info): Change to also print entry and exit
2429 * print-rtl.c (print_rtl_single): Allow to print rtl with
2432 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2434 * df-core.h (df_dump_region): New function.
2435 * df.h (df_dump_region): New function.
2436 * loop-invariant.c (find_defs): Add call to df_dump_region.
2437 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
2440 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2443 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
2444 true if any of the compare_section_name calls returned true,
2445 rather than if any returned false.
2447 2007-08-30 Richard Guenther <rguenther@suse.de>
2449 PR tree-optimization/33199
2450 * tree-ssa-structalias.c (handle_lhs_call): New function.
2451 (find_func_aliases): In non-IPA mode make sure that for
2452 calls that return a pointer we add a constraint for the
2453 result to point to anything.
2455 2007-08-30 Richard Guenther <rguenther@suse.de>
2457 * doc/invoke.texi (-mveclibabi): Document new target option.
2458 * config/i386/i386.opt (-mveclibabi): New target option.
2459 * config/i386/i386.c (ix86_veclib_handler): Handler for
2460 vectorization library support.
2461 (override_options): Handle the -mveclibabi option, initialize
2462 the vectorization library handler.
2463 (ix86_builtin_vectorized_function): As fallback call the
2464 vectorization library handler, if set.
2465 (ix86_veclibabi_acml): New static function for ACML ABI style
2466 vectorization support.
2468 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2470 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
2471 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
2472 SImode and update m. Don't run gen_lowpart_common on arbitrary
2473 memory address, force it to register first.
2476 * dce.c (dce_process_block): Don't delete setters of
2477 artificially used registers.
2479 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2481 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
2482 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
2483 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
2485 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2487 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
2489 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
2490 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
2492 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2494 * system.h: Activate -Wcast-qual as warning-only.
2496 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
2499 * config/rs6000/rs6000.c (compare_section_name): New function.
2500 (rs6000_elf_in_small_data_p): Compare section prefixes instead
2503 2007-08-29 Olivier Hainque <hainque@adacore.com>
2505 * xcoffout.c: #include debug.h.
2506 * Makefile.in (xcoffout.o): Add debug.h dependency.
2508 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
2510 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2511 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
2513 2007-08-29 Richard Guenther <rguenther@suse.de>
2515 * tree-pretty-print.c (dump_generic_node): Print
2516 label DECL_UID as D.%u.
2517 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
2519 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2521 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
2522 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
2524 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
2527 * tree.c (build_type_attribute_qual_variant): Set canonical types
2528 on the final, unqualified attribute variant before building the
2531 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2533 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
2534 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
2536 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2539 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2540 * config/bfin/bfin.md (composev2hi): Put operands into vector
2543 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2545 * config/bfin/bfin.md (composev2hi): Put operands into vector
2548 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2550 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
2551 attribute when appropriate.
2552 (bfin_handle_l1_text_attribute): New.
2553 (bfin_handle_l1_data_attribute): New.
2554 (bfin_attribute_table): Add attributes: l1_text, l1_data,
2555 l1_data_A and l1_data_B.
2556 * doc/extend.texi (node Function Attributes): Document l1_text
2558 (Variable Attributes): Add Blackfin subsection. Document l1_data,
2559 l1_data_A and l1_data_B variable attributes.
2561 2007-08-28 Jie Zhang <jie.zhang@analog.com>
2563 * config/bfin/bfin.opt (minline-plt): Add.
2564 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
2565 call to global functions.
2566 * doc/invoke.texi (Option Summary): Mention -minline-plt.
2567 (Blackfin Options): Document -minline-plt.
2569 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2571 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
2572 given a non-function.
2573 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
2575 2007-08-28 DJ Delorie <dj@redhat.com>
2577 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
2579 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2581 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
2583 2007-08-28 Richard Guenther <rguenther@suse.de>
2585 * tree.h (struct tree_function_decl): Increase size of
2586 function_code bitfield.
2588 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2589 Kazu Hirata <kazu@codesourcery.com>
2591 * gcc/config/m68k/linux.h
2592 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
2593 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
2594 (m68k_return_in_memory): New.
2595 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2598 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2601 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2602 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2603 operand) when top VEC_SELECT extracts scalar element.
2604 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2605 (*vec_extract_v4sf_mem): Ditto.
2607 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2610 * passes.c (init_optimization_passes): Move pass_df_finish
2611 after pass_postreload sublist.
2613 PR rtl-optimization/33148
2614 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2615 (neg (lt X 0)) if X has scalar int mode.
2618 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2619 initializer, use build_vector_from_ctor if possible to create
2620 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2621 even after this, return NULL.
2623 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2625 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2627 2007-08-28 Richard Guenther <rguenther@suse.de>
2629 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2630 (struct tree_function_decl): Make function_code a bitfield.
2631 Add disregard_inline_limits flag.
2632 * cgraphunit.c (cgraph_process_new_functions): Check
2633 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2634 (cgraph_preserve_function_body_p): Likewise.
2635 * ipa-inline.c (compute_inline_parameters): Likewise.
2636 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2637 for GNU C extern inline functions.
2638 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2639 * tree-inline.c (disregard_inline_limits_p): Remove.
2640 * tree-inline.h (disregard_inline_limits_p): Likewise.
2641 * c-common.c (handle_always_inline_attribute): Set
2642 DECL_DISREGARD_INLINE_LIMITS.
2643 * langhooks.c (add_builtin_function): Verify the function code
2644 fits in the bitfield.
2646 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2647 Vladimir Yanovsky <yanov@il.ibm.com>
2648 Revital Eres <eres@il.ibm.com>
2649 Andrey Belevantsev <abel@ispras.ru>
2651 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2653 * modulo-sched.c: Add documentation regarding do-loop.
2654 (doloop_register_get): Change number of arguments to support
2655 the new do-loop pattern and check whether COUNT_REG has no other
2656 occurences in the loop besides in the control part.
2657 (duplicate_insns_of_cycles): Do not duplicate the insn which
2658 changes count_reg as it is already adjusted.
2659 (generate_prolog_epilog): New argument to support the new
2660 do-loop pattern. Change the subtract instruction to use
2661 expand_simple_binop. Call duplicate_insns_of_cycles with new
2663 (sms_schedule): Call doloop_register_get and
2664 generate_prolog_epilog with new argument. Do not handle loops
2665 with single sets insns with subreg in their lhs.
2666 * loop-doloop.c (doloop_optimize): Support for another do-loop
2668 (doloop_condition_get): Gets an instruction instead of a pattern
2669 and change the return condition when the do-loop pattern is
2671 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2672 deps when considering to not create edges.
2674 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2676 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2679 2007-08-27 Jason Merrill <jason@redhat.com>
2682 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2683 zero-sized types after calling gimplify_modify_expr_rhs.
2685 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2687 * regclass.c (init_reg_autoinc): Fix typo.
2689 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2691 Fix PR tree-optimization/33173
2692 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2694 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2697 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2698 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2701 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2702 David Ung <davidu@mips.com>
2703 Nigel Stephens <nigel@mips.com>
2705 Separate target-specific initialization from general
2706 back-end initialization.
2708 * toplev.c (init_alignments): New, split out from...
2709 (process_options): ...here.
2710 (backend_init_target): New, split out from...
2711 (backend_init): ...here.
2712 (lang_dependent_init_target): New, split out from...
2713 (lang_dependent_init): ...here.
2714 (target_reinit): New.
2715 * toplev.h (target_reinit): Declare.
2716 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2717 now can be called more than once. Update comments.
2718 * expr.h (init_expr_target): Likewise.
2719 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2720 now can be called more than once. Explicitly zero
2721 static_reg_base_value.
2722 * emit-rtl.c (init_emit_regs): New, split out from...
2723 (init_emit_once): Here.
2724 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2725 non-const, so that changes from command-line arguments can overwrite
2726 values provided by the static initializers.
2727 (initial_call_really_used_regs): New, used similarly to the above.
2728 (initial_reg_names): Likewise.
2729 (last_mode_for_init_move_cost): Promoted function-local static to
2730 file-scope static to make it accessible outside init_move_cost.
2731 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2732 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2733 reg_names since it is needed for parsing command-line options.
2734 (init_move_cost): Use last_mode_for_init_move_cost instead of
2735 function-local static.
2736 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2737 call_really_used_regs now. Reinitialize reg_names. Also
2738 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2739 reg_class_superunion. Clear losing_caller_save_reg_set.
2740 Preserve global registers if called more than once. Reset
2741 move cost, may_move_in_cost, may_move_out_cost, and
2742 last_mode_for_init_move_cost.
2743 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2744 can now be invoked more than once. Update comments.
2745 (init_regs): Update comments.
2746 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2747 and initial_call_really_used_regs, instead of the non-initial
2748 variables. This allows us to save the command-line register settings
2749 after target reinitialization.
2750 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2751 * rtl.h (init_emit_regs): Declare.
2752 (init_reg_modes_target, init_alias_target): Renamed as described
2754 * reload1.c (init_reload): Update comments.
2755 * optabs.c (init_optabs): Likewise.
2756 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2758 2007-08-26 Chao-ying Fu <fu@mips.com>
2760 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2763 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2765 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2767 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2769 * bb-reorder.c (copy_bb_p): Likewise.
2770 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2771 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2772 block_ends_with_condjump_p): Likewise.
2773 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2774 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2775 block_ends_with_condjump_p): Likewise.
2776 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2777 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2778 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2779 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2780 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2781 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2782 debug_true_const_tree instad of debug_true_tree.
2783 * debug.c (do_nothing_debug_hooks): Likewise.
2784 * debug.h (ignore_block, debug_true_const_tree): Constify.
2785 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2786 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2787 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2788 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2789 dbx_reg_number, is_based_loc, field_type,
2790 simple_type_align_in_bits, simple_decl_align_in_bits,
2791 simple_type_size_in_bits, field_byte_offset, insert_float,
2792 type_tag, member_declared_type, is_redundant_typedef,
2793 secname_for_decl, is_inlined_entry_point): Likewise.
2794 * emit-rtl.c (const_next_insn, const_previous_insn,
2795 const_next_nonnote_insn, const_prev_nonnote_insn,
2796 const_next_real_insn, const_prev_real_insn,
2797 const_next_active_insn, const_prev_active_insn, const_next_label,
2798 const_prev_label): Likewise.
2799 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2801 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2802 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2803 sched_insn_is_legitimate_for_speculation_p): Likewise.
2804 * jump.c (reversed_comparison_code_parts,
2805 reversed_comparison_code, reversed_comparison, condjump_label):
2807 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2808 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2810 * rtl.h (const_previous_insn, const_next_insn,
2811 const_prev_nonnote_insn, const_next_nonnote_insn,
2812 const_prev_real_insn, const_next_real_insn,
2813 const_prev_active_insn, const_next_active_insn, const_prev_label,
2814 const_next_label, modified_between_p, modified_in_p,
2815 const_note_storeskeep_with_call_p, condjump_label,
2816 reversed_comparison, reversed_comparison_code,
2817 reversed_comparison_code_parts, memory_modified_in_insn_p,
2818 stack_regs_mentioned): Likewise.
2819 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2820 keep_with_call_p): Likewise.
2821 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2822 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2823 sd_lists_size, sd_lists_empty_p): Likewise.
2824 * sched-int.h (sched_insns_conditions_mutex_p,
2825 haifa_classify_insn, no_real_insns_p,
2826 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2827 sd_lists_size, sd_lists_empty_p): Likewise.
2828 * sdbout.c (sdb_debug_hooks): Likewise.
2829 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2830 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2831 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2833 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2834 tree_can_throw_internal): Likewise.
2835 * tree-flow-inline.h (phi_nodes): Likewise.
2836 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2837 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2838 * tree-gimple.c (const_get_call_expr_in): Likewise.
2839 * tree-gimple.h (const_get_call_expr_in): Likewise.
2840 * tree.c (const_lookup_attribute, attribute_list_equal,
2841 attribute_list_contained): Likewise.
2842 * tree.h (attribute_list_equal, attribute_list_contained,
2843 const_lookup_attribute): Likewise.
2844 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2846 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2848 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2849 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2851 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2854 * config/alpha/constraints.md: Delete "svn:mime-type" property
2855 with svn propdel "svn:mime-type".
2857 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2860 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2861 non NOTE insn doesn't cross basic block.
2862 (noce_try_abs): Likewise.
2863 (noce_process_if_block): Likewise.
2865 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2868 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2869 operand without auto-inc-dec.
2870 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2871 offsettable_mem_operand.
2872 (floatunssidf2_internal): Same.
2873 (fix_truncdfsi2_internal): Same.
2874 (floatsidf_ppc64): Same.
2875 (floatunssidf_ppc64): Same.
2876 (fix_trunctfsi2_internal): Same.
2878 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2881 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2882 pass defines needed for version.c.
2884 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2886 * configure.ac (--debug-prefix-map check): Change assembler
2887 version presumed to have feature to 2.18.
2888 * configure: Regenerate.
2890 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2892 * c-common.c (vector_types_convertible_p,
2893 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2894 self_promoting_args_p): Constify.
2895 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2896 c_promoting_integer_type_p, self_promoting_args_p,
2897 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2898 * c-decl.c (anon_aggr_type_p): Likewise.
2899 * * c-dump.c (dump_stmt): Likewise.
2900 * c-objc-common.c (has_c_linkage): Likewise.
2901 * c-tree.h (same_translation_unit_p): Likewise.
2902 * c-typeck.c (null_pointer_constant_p,
2903 tagged_types_tu_compatible_p, function_types_compatible_p,
2904 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2905 comptypes_internal, struct tagged_tu_seen_cache,
2906 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2907 c_size_in_bytes): Likewise.
2908 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2909 hash_ptr, eq_ptr): Likewise.
2910 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2911 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2912 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2913 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2915 * optabs.c (optab_for_tree_code): Likewise.
2916 * optabs.h (optab_for_tree_code): Likewise.
2917 * rtl.h (simplify_rtx): Likewise.
2918 * simplify-rtx.c (simplify_rtx): Likewise.
2919 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2920 dump_flag, dump_node): Likewise.
2921 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2922 queue_and_dump_type, dump_flag): Likewise.
2923 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2924 * tree-pass.h (dump_node): Likewise.
2925 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2926 supportable_narrowing_operation): Likewise.
2927 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2928 supportable_narrowing_operation): Likewise.
2929 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2930 is_negative_overflow_infinity, is_positive_overflow_infinity,
2931 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2932 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2933 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2934 ssa_name_nonzero_p, fp_predicate): Likewise.
2935 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2936 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2937 ssa_name_nonnegative_p): Likewise.
2939 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2941 * config.gcc : Add x86_64-elf target.
2943 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2945 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2947 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2948 Nigel Stephens <nigel@mips.com>
2952 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2953 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2954 * expr.c (SET_BY_PIECES_P): Define.
2955 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2956 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2957 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2959 * expr.h (SET_RATIO): Define.
2960 (can_store_by_pieces, store_by_pieces): Update prototypes.
2961 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2962 can_store_by_pieces/store_by_pieces.
2963 (expand_builtin_memcpy_args): Likewise.
2964 (expand_builtin_strncpy): Likewise.
2965 (expand_builtin_memset_args): Likewise. Also remove special case
2966 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2967 decide what to do instead.
2968 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2969 to can_store_by_pieces.
2971 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2972 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2974 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2975 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2976 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2977 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2978 (STORE_BY_PIECES_P): Define.
2980 2007-08-24 Tom Tromey <tromey@redhat.com>
2982 * varpool.c (varpool_last_needed_node): Fix comment typo.
2983 * c-decl.c (duplicate_decls): Fix comment typo.
2984 (clone_underlying_type): Update comment.
2986 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2988 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2989 alpha_in_small_data_p, alpha_split_complex_arg,
2990 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2992 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2993 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2995 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2996 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2997 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2998 * config/darwin.c (darwin_binds_local_p): Likewise.
2999 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
3001 * config/i386/i386-protos.h (i386_pe_binds_local_p,
3002 i386_pe_valid_dllimport_attribute_p): Likewise.
3003 * config/i386/i386.c (ix86_function_regparm,
3004 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
3005 x86_can_output_mi_thunk, ix86_mangle_type,
3006 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
3007 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
3008 i386_pe_binds_local_p): Likewise.
3009 * config/ia64/ia64.c
3010 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
3011 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
3012 ia64_invalid_conversion, ia64_invalid_unary_op,
3013 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3015 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
3016 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
3017 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
3018 * config/mips/mips.c (mips_use_blocks_for_constant_p,
3019 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
3020 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3021 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
3022 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
3023 * config/pa/pa.c (pa_commutative_p): Likewise.
3024 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
3026 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
3027 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
3028 rs6000_use_blocks_for_constant_p,
3029 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
3030 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3031 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
3032 * config/s390/s390.c (s390_mangle_type,
3033 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
3035 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3036 th_in_small_data_p): Likewise.
3037 * config/sh/sh.c (sh_ms_bitfield_layout_p,
3038 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
3040 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
3041 sparc_mangle_type): Likewise.
3042 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
3043 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
3044 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
3046 * hooks.c (hook_bool_mode_const_rtx_false,
3047 hook_bool_mode_const_rtx_true,
3048 hook_bool_const_tree_hwi_hwi_const_tree_false,
3049 hook_bool_const_tree_hwi_hwi_const_tree_true,
3050 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3051 hook_constcharptr_const_tree_null,
3052 hook_constcharptr_const_rtx_null,
3053 hook_constcharptr_const_tree_const_tree_null,
3054 hook_constcharptr_int_const_tree_null,
3055 hook_constcharptr_int_const_tree_const_tree_null): New.
3056 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3057 hook_bool_tree_hwi_hwi_tree_false,
3058 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3059 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3060 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3061 hook_constcharptr_int_tree_null,
3062 hook_constcharptr_int_tree_tree_null): Delete.
3063 (default_can_output_mi_thunk_no_vcall): Constify.
3064 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
3065 hook_bool_tree_hwi_hwi_tree_false,
3066 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3067 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3068 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3069 hook_constcharptr_int_tree_null,
3070 hook_constcharptr_int_tree_tree_null): Delete.
3071 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3072 hook_bool_const_tree_hwi_hwi_const_tree_false,
3073 hook_bool_const_tree_hwi_hwi_const_tree_true,
3074 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3075 hook_constcharptr_const_tree_null,
3076 hook_constcharptr_const_rtx_null,
3077 hook_constcharptr_const_tree_const_tree_null,
3078 hook_constcharptr_int_const_tree_null,
3079 hook_constcharptr_int_const_tree_const_tree_null): New.
3080 (default_can_output_mi_thunk_no_vcall): Constify.
3081 * integrate.c (function_attribute_inlinable_p): Likewise.
3082 * integrate.h (function_attribute_inlinable_p): Likewise.
3083 * jump.c (rtx_renumbered_equal_p): Likewise.
3084 * output.h (decl_readonly_section, categorize_decl_for_section,
3085 default_use_anchors_for_symbol_p, default_binds_local_p,
3086 default_binds_local_p_1): Likewise.
3087 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
3089 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3090 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
3091 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
3092 TARGET_COMP_TYPE_ATTRIBUTES,
3093 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
3094 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
3095 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
3096 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
3097 TARGET_DWARF_CALLING_CONVENTION): Likewise.
3098 * target.h (can_output_mi_thunk, needs_block_p,
3099 first_cycle_multipass_dfa_lookahead_guard_spec,
3100 vector_alignment_reachable, comp_type_attributes,
3101 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
3102 commutative_p, use_blocks_for_constant_p,
3103 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
3104 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
3105 invalid_within_doloop, valid_dllimport_attribute_p,
3106 split_complex_arg, invalid_arg_for_unprototyped_fn,
3107 invalid_conversion, invalid_unary_op, invalid_binary_op):
3109 * targhooks.c (default_invalid_within_doloop,
3110 hook_invalid_arg_for_unprototyped_fn,
3111 default_builtin_vector_alignment_reachable): Likewise.
3112 (hook_bool_rtx_commutative_p): Delete.
3113 (hook_bool_const_rtx_commutative_p): New.
3114 * targhooks.h (default_invalid_within_doloop,
3115 default_builtin_vector_alignment_reachable,
3116 hook_invalid_arg_for_unprototyped_fn): Constify.
3117 (hook_bool_rtx_commutative_p): Delete.
3118 (hook_bool_const_rtx_commutative_p): New.
3119 * varasm.c (bss_initializer_p, decl_default_tls_model,
3120 categorize_decl_for_section, decl_readonly_section,
3121 default_use_anchors_for_symbol_p, default_binds_local_p,
3122 default_binds_local_p_1): Constify.
3124 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3126 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3127 __NO_BUILTIN if -fno-builtin.
3129 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3131 * config/bfin/bfin.c (print_operand): Report error instead of
3132 ICE for wrong operand.
3134 2007-08-24 Michael Matz <matz@suse.de>
3136 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
3138 2007-08-24 Richard Guenther <rguenther@suse.de>
3141 * tree-ssa.c (useless_type_conversion_p): Split into a
3142 recursive and a non-recursive part.
3143 (useless_type_conversion_p_1): New function.
3144 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
3145 from maybe_fold_offset_to_reference is trivially convertible
3146 to the desired type before doing the simplification.
3148 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3150 * expr.c (store_expr): Optimize initialization of an array
3152 * expr.h (builtin_strncpy_read_str): New prototype.
3153 * builtins.c (builtin_strncpy_read_str): Remove prototype.
3156 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
3159 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
3160 field when initializing if_info structure.
3162 2007-08-24 Richard Guenther <rguenther@suse.de>
3164 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
3166 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
3167 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
3168 * tree-inline.c (inlinable_function_p): Fold in common parts of
3169 the cannot_inline_tree_fn langhook.
3170 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
3171 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
3172 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3173 cannot_inline_tree_fn langhook.
3174 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3175 cannot_inline_tree_fn member.
3177 2007-08-24 Richard Guenther <rguenther@suse.de>
3179 * expr.c (get_inner_reference): Do computation of bitoffset
3180 from offset in a way we can detect overflow reliably.
3182 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3184 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
3186 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3188 * config/bfin/bfin.opt (mfast-fp): Add.
3189 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
3190 libbffastfp override libgcc if -mfast-fp.
3191 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3192 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
3193 (Blackfin Options): Document -mfast-fp.
3195 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3197 PR tree-optimization/32573
3199 * tree-data-ref.c (initialize_data_dependence_relation): Clear
3200 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
3201 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
3202 (build_classic_dist_vector): Return false rather than true if
3203 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
3204 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
3205 returned false. Don't call save_dist_v before calling
3206 build_classic_dist_vector_1.
3207 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
3208 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
3209 DDR_DIR_VECTS vectors.
3211 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
3213 * configure.ac (leb128): Modify sed statement to work with any
3214 binutils version string.
3215 * configure: Regenerate
3217 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3219 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
3220 Wrap in RTX_CODE macro guard.
3221 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
3222 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
3223 arm_mark_dllimport, arm_pe_encode_section_info,
3224 arm_pe_unique_section): Use ISO-C function declarations.
3225 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
3226 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
3227 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
3229 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
3230 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
3232 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
3234 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
3235 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
3236 (register_move_cost): Use ISO-C function declarations.
3237 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
3238 * config/score/score-protos.h (score_declare_object): Add
3240 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
3242 * final.c (profile_function): Avoid empty if-bodies.
3245 * calls.c (must_pass_in_stack_var_size,
3246 must_pass_in_stack_var_size_or_pad): Constify.
3247 * config/alpha/alpha-protos.h (function_value): Likewise.
3248 * config/alpha/alpha.c (alpha_return_in_memory,
3249 alpha_pass_by_reference, function_value,
3250 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
3251 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3253 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
3254 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3255 TARGET_PROMOTE_PROTOTYPES): Likewise.
3256 * config/arm/arm-protos.h (arm_return_in_memory,
3257 arm_pad_arg_upward, arm_function_value): Likewise.
3258 * config/arm/arm.c (arm_pass_by_reference,
3259 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
3260 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3261 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
3263 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3264 * config/avr/avr-protos.h (avr_function_value): Likewise.
3265 * config/avr/avr.c (avr_return_in_memory,
3266 gas_output_limited_string, gas_output_ascii, avr_function_value,
3267 avr_return_in_memory): Likewise.
3268 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
3269 * config/bfin/bfin.c (bfin_pass_by_reference,
3270 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
3271 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
3273 * config/cris/cris.c (cris_pass_by_reference,
3274 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3275 * config/crx/crx.c (crx_return_in_memory): Likewise.
3276 * config/darwin.c (function_base, machopic_function_base_name):
3278 * config/fr30/fr30.c (fr30_must_pass_in_stack,
3279 TARGET_PROMOTE_PROTOTYPES): Likewise.
3280 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
3281 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
3282 * config/i386/i386-protos.h (ix86_return_in_memory,
3283 ix86_sol10_return_in_memory): Likewise.
3284 * config/i386/i386.c (ix86_function_value,
3285 ix86_function_sseregparm, ix86_must_pass_in_stack,
3286 type_natural_mode, classify_argument, examine_argument,
3287 construct_container, ix86_pass_by_reference, function_value_32,
3288 function_value_64, ix86_function_value_1, return_in_memory_32,
3289 return_in_memory_64, return_in_memory_ms_64,
3290 ix86_return_in_memory, ix86_sol10_return_in_memory,
3291 TARGET_PROMOTE_PROTOTYPES): Likewise.
3292 * config/ia64/ia64-protos.h (ia64_function_value,
3293 ia64_hpux_function_arg_padding): Likewise.
3294 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
3295 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
3296 ia64_hpux_function_arg_padding): Likewise.
3297 * config/iq2000/iq2000-protos.h (function_arg,
3298 iq2000_function_value): Likewise.
3299 * config/iq2000/iq2000.c (iq2000_return_in_memory,
3300 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
3301 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3302 function_arg, iq2000_function_value): Likewise.
3303 * config/m32c/m32c-protos.h (m32c_function_value,
3304 m32c_promote_function_return): Likewise.
3305 * config/m32c/m32c.c (m32c_pass_by_reference,
3306 m32c_promote_prototypes, m32c_promote_function_return,
3307 m32c_function_value): Likewise.
3308 * config/m32r/m32r.c (m32r_return_in_memory,
3309 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3310 m32r_in_small_data_p): Likewise.
3311 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
3313 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
3314 m68hc11_function_arg_padding): Likewise.
3315 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
3316 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
3317 m68k_function_value): Likewise.
3318 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
3319 mcore_function_value): Likewise.
3320 * config/mcore/mcore.c (handle_structs_in_regs,
3321 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3322 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3323 mcore_num_arg_regs, mcore_function_value): Likewise.
3324 * config/mips/mips-protos.h (mips_pad_arg_upward,
3325 mips_function_value): Likewise.
3326 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
3327 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
3328 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3329 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
3330 mips_function_value): Likewise.
3331 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
3333 * config/mmix/mmix.c (mmix_pass_by_reference,
3334 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
3335 mmix_encode_section_info): Likewise.
3336 * config/mn10300/mn10300-protos.h (mn10300_function_value):
3338 * config/mn10300/mn10300.c (mn10300_return_in_memory,
3339 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3340 mn10300_function_value): Likewise.
3341 * config/mt/mt-protos.h (mt_function_value): Likewise.
3342 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
3343 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
3344 * config/pa/pa-protos.h (function_arg_padding, function_value,
3345 pa_return_in_memory): Likewise.
3346 * config/pa/pa.c (pa_pass_by_reference,
3347 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3348 function_arg_padding, function_value, pa_return_in_memory):
3350 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
3351 * config/rs6000/rs6000-protos.h (rs6000_function_value,
3352 function_arg_padding): Likewise.
3353 * config/rs6000/rs6000.c (rs6000_return_in_memory,
3354 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
3355 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
3356 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3357 function_arg_padding, altivec_expand_dst_builtin,
3358 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
3359 altivec_init_builtins, rs6000_common_init_builtins,
3360 rs6000_function_value): Likewise.
3361 * s390/s390-protos.h (s390_function_value): Likewise.
3362 * config/s390/s390.c (s390_function_arg_size,
3363 s390_pass_by_reference, s390_return_in_memory,
3364 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
3365 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3366 * config/score/score-protos.h (score_function_value): Likewise.
3367 * config/score/score.c (score_arg_partial_bytes,
3368 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3369 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
3370 score_pass_by_reference, score_add_offset, score_function_value):
3372 * config/sh/sh-protos.h (sh_attr_renesas_p,
3373 sh_promote_prototypes): Likewise.
3374 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
3375 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
3376 sh_attr_renesas_p): Likewise.
3377 * config/sparc/sparc-protos.h (function_value,
3378 function_arg_padding): Likewise.
3379 * config/sparc/sparc.c (sparc_promote_prototypes,
3380 sparc_return_in_memory, sparc_pass_by_reference,
3381 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3382 function_arg_record_value_2, function_arg_record_value_1,
3383 function_arg_record_value, function_arg_record_value,
3384 function_arg_padding, function_value): Likewise.
3385 * config/spu/spu-protos.h (spu_function_value): Likewise.
3386 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
3387 spu_function_value): Likewise.
3388 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
3390 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
3391 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
3392 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3394 * config/v850/v850.c (v850_return_in_memory,
3395 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
3396 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
3397 * config/xtensa/xtensa.c (xtensa_return_in_msb,
3398 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3399 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3401 * explow.c (promote_mode, hard_function_value): Likewise.
3402 * expr.h (hard_function_value, promote_mode): Likewise.
3403 * function.c (aggregate_value_p): Likewise.
3404 * hooks.c (hook_bool_const_tree_true): New.
3405 * hooks.h (hook_bool_const_tree_true): New.
3406 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
3407 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
3408 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3409 TARGET_RETURN_IN_MSB): Likewise.
3410 * target.h (promote_function_args, promote_function_return,
3411 promote_prototypes, return_in_memory, return_in_msb,
3412 pass_by_reference, must_pass_in_stack, callee_copies,
3413 function_value): Likewise.
3414 * targhooks.c (default_return_in_memory,
3415 hook_pass_by_reference_must_pass_in_stack,
3416 hook_callee_copies_named,
3417 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3418 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3419 default_function_value): Likewise.
3420 * targhooks.h (default_return_in_memory,
3421 hook_pass_by_reference_must_pass_in_stack,
3422 hook_callee_copies_named,
3423 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3424 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3425 default_function_value): Likewise.
3426 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
3427 (equiv_class_label_hash, equiv_class_label_eq): Constify.
3428 * tree-vectorizer.c (bb_in_loop_p): Likewise.
3429 * tree.c (needs_to_live_in_memory): Likewise.
3430 * tree.h (struct tree_type, needs_to_live_in_memory,
3431 aggregate_value_p, must_pass_in_stack_var_size,
3432 must_pass_in_stack_var_size_or_pad): Likewise.
3433 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
3434 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
3435 lookup_filename): Likewise.
3437 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3440 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
3441 fake fcomi i387 instruction for !TARGET_CMOVE.
3442 (ix86_expand_branch): Expand natural sequence with one jump for
3443 all targets, not only TARGET_CMOVE.
3444 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
3445 pattern to implement fake fcomi sequence. Split instruction after
3446 reload to correct compare sequences.
3447 (*cmpfp_xf_cc): Ditto.
3448 (*cmpfp_<mode>_cc): Ditto.
3449 (*cmpfp_u_cc): Ditto.
3450 (*cmpfp_<mode>_cc): Ditto.
3452 2007-08-23 Richard Guenther <rguenther@suse.de>
3454 * tree-pretty-print.c (dump_generic_node): Annotate
3455 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
3457 2007-08-23 Richard Guenther <rguenther@suse.de>
3459 * builtins.c (expand_builtin_mathfn): Wrap argument in
3460 save_expr directly instead of re-building the call.
3461 (expand_builtin_mathfn_2): Likewise.
3462 (expand_builtin_mathfn_3): Likewise.
3463 (expand_builtin_interclass_mathfn): Likewise.
3464 (expand_builtin_int_roundingfn): Set arg.
3465 (expand_builtin_int_roundingfn_2): Likewise.
3467 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
3469 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
3470 *sse_nand<mode>3, *sse_xor<mode>3): New.
3472 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3474 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
3475 * config/i386/i386.c (print_operand): Handle ';' code. Output
3476 semicolon for TARGET_MACHO.
3477 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
3478 emit semicolon after 'lock' prefix.
3479 (sync_double_compare_and_swap<mode>): Ditto.
3480 (*sync_double_compare_and_swapdi_pic): Ditto.
3481 (*sync_compare_and_swap_cc<mode>): Ditto.
3482 (sync_double_compare_and_swap_cc<mode>): Ditto.
3483 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3484 (sync_old_add<mode>): Ditto.
3485 (sync_add<mode>): Ditto.
3486 (sync_sub<mode>): Ditto.
3487 (sync_ior<mode>): Ditto.
3488 (sync_and<mode>): Ditto.
3489 (sync_xor<mode>): Ditto.
3491 2007-08-22 Chao-ying Fu <fu@mips.com>
3493 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
3495 (copy_rtx): Handle CONST_FIXED.
3496 (rtx_equal_p): Likewise.
3497 * rtl.h (fixed_value.h): New include.
3498 (rtx_def): Add a new field of fixed_value to u.
3499 (XCNMPFV): Define for accessing fixed_value.
3500 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
3502 * rtl.def (CONST_FIXED): New constant.
3503 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
3504 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
3505 US_ASHIFT): New codes.
3506 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
3507 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
3508 unsigned_fract_convert, unsigned_sat_fract): Document them.
3509 * varasm.c (assemble_integer): Extend to support fixed-point constants
3510 by using different machine classes.
3511 (decode_addr_const): Handle FIXED_CST.
3512 (const_hash_1): Likewise.
3513 (compare_constant): Likewise.
3514 (copy_constant): Likewise.
3515 (const_rtx_hash_1): Handle CONST_FIXED.
3516 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3517 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3519 (initializer_constant_valid_p): Handle FIXED_CST.
3520 (output_constant): Support FIXED_POINT_TYPE.
3521 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
3522 * cse.c (hash_rtx): Support CONST_FIXED.
3523 (exp_equiv_p): Likewise.
3524 (cannon_reg): Likewise.
3525 (fold_rtx): Likewise.
3526 (equiv_constant): Likewise.
3527 (cse_process_notes_1): Likewise.
3528 (count_reg_usage): Likewise.
3529 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
3530 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
3531 (wrap_constant): Check CONST_FIXED.
3532 (cselib_hash_rtx): Support CONST_FIXED.
3533 (cselib_subst_to_values): Likewise.
3534 * df-scan.c (df_uses_record): Likewise.
3535 * gcse.c (want_to_gcse_p): Likewise.
3536 (oprs_unchanged_p): Likewise.
3537 (oprs_not_set_p): Likewise.
3538 (compute_transp): Likewise.
3539 (extract_mentioned_regs_helper): Likewise.
3540 * genemit.c (gen_exp): Likewise.
3541 * local-alloc.c (equiv_init_varies_p): Likewise.
3542 (contains_replace_regs): Likewise.
3543 (memref_referenced_p): Likewise.
3544 * loop-invariant.c (check_maybe_invariant): Likewise.
3545 (hash_invariant_expr_1): Likewise.
3546 (invariant_expr_equal_p): Likewise.
3547 * postreload-gcse.c (oprs_unchanged_p): Likewise.
3548 * regclass.c (reg_scan_mark_refs): Likewise.
3549 * regrename.c (scan_rtx): Likewise.
3550 * resource.c (mark_referenced_resources): Likewise.
3551 (mark_set_resources): Likewise.
3552 * rtlanal.c (rtx_unstable_p): Likewise.
3553 (rtx_varies_p): Likewise.
3554 (count_occurrences): Likewise.
3555 (reg_mentioned_p): Likewise.
3556 (modified_between_p): Likewise.
3557 (modified_in_p): Likewise.
3558 (volatile_insn_p): Likewise.
3559 (volatile_refs_p): Likewise.
3560 (side_effects_p): Likewise.
3561 (may_trap_p_1): Likewise.
3562 (inequality_comparisons_p): Likewise.
3563 (computed_jump_p_1): Likewise.
3564 (commutative_operand_precedence): Likewise.
3565 * sched-deps.c (sched_analyze_2): Likewise.
3566 * sched-vis.c (print_value): Likewise.
3567 * reload.c (operands_match_p): Likewise.
3568 (subst_reg_equivs): Likewise.
3569 * reload1.c (eliminate_regs_1): Likewise.
3570 (elimination_effects): Likewise.
3571 (scan_paradoxical_subregs): Likewise.
3572 * alias.c (rtx_equal_for_memref_p): Likewise.
3573 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
3574 * emit-rtl.c (const_fixed_htab): New hash table.
3575 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
3577 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
3578 const_fixed_from_fixed_value): New functions.
3579 (verify_rtx_sharing): Handle CONST_FIXED.
3580 (copy_rtx_if_shared_1): Likewise.
3581 (reset_used_flags): Likewise.
3582 (set_used_flags): Likewise.
3583 (copy_insn_1): Likewise.
3584 (init_emit_once): Create const_fixed_htab.
3585 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
3587 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
3589 PR tree-optimization/32949
3590 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
3591 before failing for ivs with non-constant step.
3593 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
3595 * doc/md.texi (Iterators): Renamed from Macros. All contents
3596 changed to reflect rename of respectively define_code_macro and
3597 define_mode_macro to define_code_iterator and define_mode_iterator.
3598 (Mode Iterators, Code Iterators): Similar.
3599 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3600 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3601 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3602 (initialize_iterators, find_iterator, check_code_iterator)
3603 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3604 (read_mapping, read_rtx_1): Similar.
3605 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3606 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3607 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3608 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3609 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3610 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3611 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3612 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3613 config/rs6000/sync.md, config/rs6000/rs6000.md,
3614 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3615 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3616 config/vax/vax.md, config/bfin/bfin.md: Similar.
3618 2007-08-22 David Daney <ddaney@avtrex.com>
3620 * doc/install.texi (Testing): Mention testing on a simulator.
3622 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3624 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3626 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3627 and rearrange floating point conversion functions into different
3630 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3632 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3633 dfa_post_advance_cycle): New scheduler hooks.
3634 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3635 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3637 (TARGET_SCHED): Use them.
3638 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3639 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3640 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3642 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3643 function to facilitate debugging.
3644 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3645 (output_insn_has_dfa_reservation_p): New static function to output
3646 insn_has_dfa_reservation_p ().
3647 (write_automata): Use it.
3648 * genattr.c (main): Output declaration for
3649 insn_has_dfa_reservation_p ().
3651 2007-08-22 Christian Bruel <christian.bruel@st.com>
3652 Richard Guenther <rguenther@suse.de>
3654 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3655 * simplify_rtx (simplify_binary_operation_1): Likewise.
3657 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3659 PR rtl-optimization/32557
3660 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3661 of REGNO (mws->mw_reg).
3663 2007-08-22 Richard Guenther <rguenther@suse.de>
3666 * builtins.c (expand_builtin_int_roundingfn): Replace call
3667 argument wrapped with SAVE_EXPR directly.
3668 (expand_builtin_int_roundingfn_2): Likewise.
3670 2007-08-22 Richard Guenther <rguenther@suse.de>
3672 * tree-inline.c (inlinable_function_p): Restore disregarding
3673 inline limits for GNU extern inline functions.
3675 2007-08-22 Richard Guenther <rguenther@suse.de>
3678 * tree.c (host_integerp): Treat sizetype as signed as it is
3681 2007-08-21 Ian Lance Taylor <iant@google.com>
3683 PR tree-optimization/33134
3684 * tree-vrp.c (adjust_range_with_scev): Call
3685 set_value_range_to_value.
3687 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3689 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3692 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3694 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3697 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3699 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3700 cases to set eight bytes at a time.
3701 (expand_block_move): Likewise.
3703 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3706 * dwarf2out.c (gen_decl_die): Don't call
3707 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3709 2007-08-21 Paul Brook <paul@codesourcery.com>
3710 Nathan Sidwell <nathan@codesourcery.com>
3711 Mark Mitchell <mark@codesourcery.com>
3712 Joseph Myers <joseph@codesourcery.com>
3714 * configure.ac: Add --with-pkgversion and --with-bugurl.
3715 * configure: Regenerate.
3716 * doc/install.texi: Document them.
3717 * version.c (version_string): Remove VERSUFFIX.
3718 (VERSUFFIX): Remove.
3719 (pkgversion_string): New.
3720 (bug_report_url): Do not hard-code initializer.
3721 * version.h (pkgversion_string): Declare.
3722 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3724 (version.o): Define PKGVERSION and BUGURL.
3725 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3726 (%.pod): Define BUGURL.
3727 * gcc.c (process_command, main): Use pkgversion_string.
3728 * toplev.c (compile_file, print_version): Likewise.
3729 * protoize.c (main): Likewise.
3730 * gcov.c (print_version): Likewise. Update copyright date.
3731 * gcov-dump.c (print_version): Likewise. Update copyright date.
3732 * mips-tdump.c (main): Likewise. Update copyright date.
3733 * mips-tfile.c (main): Likewise. Update copyright date.
3734 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3735 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3736 shorten description.
3737 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3738 * doc/gccint.texi: Likewise.
3739 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3740 Update copyright date.
3742 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3744 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3745 (ix86_expand_strlensi_unroll_1): Ditto.
3746 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3747 (ix86_expand_carry_flag_compare): Update comment.
3749 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3752 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3753 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3755 2007-08-21 Richard Guenther <rguenther@suse.de>
3757 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3759 2007-08-21 Richard Guenther <rguenther@suse.de>
3762 * fold-const.c (fold_binary): Remove index +p PTR folding.
3763 Fix types of POINTER_PLUS_EXPR generated by folding of
3766 2007-08-20 Chao-ying Fu <fu@mips.com>
3768 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3769 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3770 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3771 (c_common_fixed_point_type_for_size): Declare.
3772 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3773 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3774 (c_token_starts_declspecs): Likewise.
3775 (c_parser_declspecs): Likewise.
3776 (c_parser_attributes): Likewise.
3777 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3778 (c_declspecs): Add saturating_p.
3779 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3780 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3781 _Sat. Handle RID_SAT.
3782 Avoid using void, bool, char, int, float, double, _Decimal32,
3783 _Decimal64, _Decimal128, and complex with _Sat.
3784 Handle RID_FRACT and RID_ACCUM.
3785 Make sure _Sat is used with _Fract or _Accum.
3786 (finish_declspecs): Handle cts_fract and cts_accum.
3787 * c-common.c (fixed-value.h): New include.
3788 (constant_expression_warning): Handle FIXED_CST.
3789 (overflow_warning): Likewise.
3790 (warnings_for_convert_and_check): Likewise.
3791 (c_common_fixed_point_type_for_size): New.
3792 (c_common_type_for_mode): Handle fixed-point modes to
3793 return various saturating/non-saturating, signed/unsigned types.
3794 (c_common_signed_or_unsigned_type): Support fixed-point types.
3795 (shorten_compare): Check fixed-point zero.
3796 Handle FIXED_POINT_TYPE.
3797 (c_common_truthvalue_conversion): Handle FIXED_CST.
3798 Handle FIXED_POINT_TYPE.
3799 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3801 (handle_mode_attribute): Handle fixed-point modes. Need to check
3802 if the signness of base type and fixed-point modes are consistent.
3803 (handle_vector_size_attribute): Handle fixed-point modes.
3804 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3805 (warn_for_div_by_zero): Check fixed-point zero.
3806 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3807 a common fixed-point type based on fbit, ibit, sign, and saturation.
3808 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3809 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3810 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3811 (convert_for_assignment): Support FIXED_POINT_TYPE.
3812 (digest_init): Handle FIXED_POINT_TYPE.
3813 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3814 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3815 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3816 GE_EXPR, LT_EXPR, GT_EXPR.
3817 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3818 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3819 * target.h (gcc_target): Add fixed_point_supported_p.
3820 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3821 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3822 (default_fixed_point_supported_p): Define.
3823 * targhooks.h (default_fixed_point_supported_p): Declare.
3824 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3825 * doc/install.texi (Configuration): Add --enable-fixed-point.
3826 * configure.ac (--enable-fixed-point): New to enable fixed-point
3827 arithmetic extension to C. For mips targets, we enable it by default.
3828 * configure, config.in: Regenerate.
3830 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3832 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3834 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3836 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3837 DWARF2_DEBUGGING_INFO.
3838 (cold_text_section_used): Same.
3839 (cold_text_section): Same.
3841 2007-08-20 Richard Guenther <rguenther@suse.de>
3843 * c-typeck.c (convert_for_assignment): Use the type of
3844 the member for the initialization.
3846 2007-08-20 Richard Guenther <rguenther@suse.de>
3848 * c-objc-common.c (c_disregard_inline_limits): Remove.
3849 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3850 * cgraphunit.c (cgraph_process_new_functions): Call
3851 disregard_inline_limits_p.
3852 (cgraph_preserve_function_body_p): Likewise.
3853 * ipa-inline.c (compute_inline_parameters): Likewise.
3854 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3856 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3857 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3858 disregard_inline_limits langhook.
3859 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3861 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3862 disregard_inline_limits langhook.
3863 * tree-inline.c (disregard_inline_limits_p): New function.
3864 * tree-inline.h (disregard_inline_limits_p): Declare.
3866 2007-08-20 Richard Guenther <rguenther@suse.de>
3868 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3869 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3870 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3871 auto_var_in_fn_p langhook.
3872 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3874 * tree.c (auto_var_in_fn_p): ... here.
3875 (find_var_from_fn): Call auto_var_in_fn_p directly.
3876 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3877 auto_var_in_fn_p langhook.
3878 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3879 (copy_body_r): Likewise.
3880 (self_inlining_addr_expr): Likewise.
3881 * tree.h (auto_var_in_fn_p): Declare.
3883 2007-08-20 Richard Guenther <rguenther@suse.de>
3885 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3886 (walk_type_fields): Take lh parameter.
3887 (walk_tree): Rename to ...
3888 (walk_tree_1): ... this. Do not call the walk_subtrees
3889 langhook but the now passed callback. Pass lh on recursion.
3890 (walk_tree_without_duplicates): Rename to ...
3891 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3892 and call walk_tree_1.
3893 * tree.h (walk_tree_lh): New typedef.
3894 (walk_tree_1): Declare.
3895 (walk_tree_without_duplicates_1): Likewise.
3896 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3897 (walk_tree_without_duplicates): New define to
3898 walk_tree_without_duplicates_1 with NULL lh parameter.
3899 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3900 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3902 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3903 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3904 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3907 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3910 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3911 code in front of the compacting of basic blocks.
3912 Move the folding of statements inbetween the cgraph checking
3913 and compacting of basic blocks.
3915 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3916 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3919 * config/alpha/alpha.c (va_list_skip_additions): Check for
3920 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3921 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3922 PLUS_EXPR when checking ap.__base.
3923 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3924 when doing addition on pointer types. Use size_int instead of
3926 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3927 ptr_type in the second operand.
3929 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3932 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3934 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3937 * cfgexpand.c (expand_one_register_var): Mark pointer
3938 DECL_ARTIFICIAL as REG_POINTER also.
3939 * stmt.c (expand_decl): Likewise.
3941 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3948 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3949 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3950 on_worklist argument and avoid adding things to worklist multiple
3952 (add_to_worklist): Ditto.
3953 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3954 single SFT is clobbered.
3955 (set_initial_properties): Ditto.
3956 (compute_call_clobbered): Update for changes to function
3958 (create_overlap_variables_for): Always create SFT for offset 0.
3959 (create_structure_vars): Handle PHI's, since we are in SSA form at
3961 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3962 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3964 (add_vars_for_offset): Figure out aliases from access + points-to.
3965 (add_virtual_operand): Use add_vars-for_offset.
3966 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3967 (add_call_clobber_ops): Remove makes_clobbering_call set.
3968 (get_expr_operands): Always pass through the INDIRECT_REF
3970 * tree-ssa-structalias.c (struct constraint_graph): Remove
3972 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3973 address_taken, pt_used, number_incoming.
3974 (FIRST_ADDR_NODE): Removed.
3975 (merge_graph_nodes): Remove broken code for the moment.
3976 (init_graph): New function.
3977 (build_pred_graph): Remove code to init_graph.
3978 Add location equivalence support.
3979 (struct scc_info): Rename roots to deleted.
3981 (init_scc_info): Ditto
3982 (init_topo_info): Use graph->size.
3983 (compute_topo_order): Ditto.
3984 (do_da_constraint): Removed.
3985 (do_sd_constraint): Remove calls to find().
3986 set_union_with_increment should always get 0 as last arg here.
3987 (do_complex_constraint): Replace do_da_constraint with assert.
3989 (struct equiv_class_label): New.
3990 (pointer_equiv_class_table): Ditto.
3991 (location_equiv_class_table): Ditto.
3992 (equiv_class_label_hash): Ditto.
3993 (equiv_class_label_eq): Ditto
3994 (equiv_class_lookup): Ditto.
3995 (equiv_class_ladd): Ditto.
3996 (pointer_equiv_class): Ditto.
3997 (location_equiv_class): Ditto.
3998 (condense_visit): Rename and rewrite from label_visit to do only
3999 SCC related stuff for HU.
4000 (label_visit): Do HU work for HU.
4001 (perform_var_substitution): Update to do HU and location
4003 (free_var_substitution_info): Update to free HU and location
4004 equivalence structures. */
4005 (find_equivalent_node): Update for pointer but not location
4007 (unite_pointer_equivalences): New function.
4008 (move_complex_constraints): Rewrite to only do moving.
4009 (rewrite_constraints): Split out of move_complex_constraints.
4010 (solve_graph): Use graph->size.
4011 (process_constraint_1): Add from_call argument, use it.
4012 Split *a = &b into two constraints.
4013 (process_constraint): Use new process_constraint_1.
4014 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
4015 (get_constraint_for): Handle non-pointer integers properly.
4016 Remove code that used to handle structures.
4017 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
4018 with unknown addends.
4019 (handle_rhs_call): New function.
4020 (find_func_aliases): Use handle_rhs_call.
4021 (set_uids_in_ptset): Add an assert.
4022 (set_used_smts): Fix bug in not considering unified vars.
4023 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
4024 (compute_points_to_sets): Update for other function changes.
4025 (delete_points_to_sets): Ditto.
4026 (ipa_pta_execute): Ditto.
4027 (pass_ipa_pta): We need to update SSA after ipa_pta.
4029 2007-08-19 Jan Hubicka <jh@suse.cz>
4031 * i386.md: Replace "rim" and "mri" constraints by "g".
4033 2007-08-19 Joseph Myers <joseph@codesourcery.com>
4035 * dwarf2out.c (text_section_used, cold_text_section_used,
4036 cold_text_section, dwarf2out_note_section_used): New.
4037 (dwarf2out_init): Initialize cold_text_section.
4038 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
4039 dwarf2out_note_section_used.
4040 (size_of_aranges): Only count entry for text section if it was
4041 used. Count entry for cold text section if it was used.
4042 (output_aranges): Only output entries for text section and cold
4043 text section if they were used.
4045 2007-08-19 Andrew Pinski <pinskia@gmail.com>
4047 * tree-pretty-print.c (debug_generic_expr): Add a comment about
4049 (debug_generic_stmt): Likewise.
4050 (debug_tree_chain): Likewise.
4052 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4054 * tree-data-refs.c (split_constant_offset): Expose.
4055 * tree-data-refs.h (split_constant_offset): Add declaration.
4057 * tree-vectorizer.h (dr_alignment_support): Renamed
4058 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
4059 Added a new value dr_explicit_realign.
4060 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
4061 dr_offset, dr_step, and dr_aligned_to, along with new access
4062 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
4063 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
4064 STMT_VINFO_DR_ALIGNED_TO.
4066 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
4068 In case of outer-loop vectorization with non-fixed misalignment - use
4069 the dr_explicit_realign scheme instead of the optimized realignment
4071 (new_stmt_vec_info): Initialize new fields.
4073 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
4074 'nested_in_vect_loop' case. Change verbosity level.
4075 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
4076 Don't fail on zero step in the outer-loop for loads.
4077 (vect_analyze_data_refs): Call split_constant_offset to calculate
4078 base, offset and init relative to the outer-loop.
4080 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
4081 BSI function argument with a new function argument - at_loop.
4082 Simplify the condition that determines STEP. Takes additional argument
4083 INV_P. Support outer-loop vectorization (handle the
4084 nested_in_vect_loop case), including zero step in the outer-loop. Call
4085 vect_create_addr_base_for_vector_ref with additional argument.
4086 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
4087 Updated function documentation. Handle the 'nested_in_vect_loop' case.
4088 Fixed and simplified calculation of step.
4089 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
4090 of bsi, and with additional argument. Call bump_vector_ptr with
4091 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
4092 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
4093 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
4094 when the realignment setup needs to take place inside the loop.
4095 Support the dr_explicit_realign scheme. Allow generating the optimized
4096 realignment scheme for outer-loop vectorization. Added documentation.
4097 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
4098 the 'nested_in_vect_loop' case, including loads that are invariant in
4099 the outer-loop and the realignment schemes. Handle the case when the
4100 realignment setup needs to take place inside the loop. Call
4101 vect_setup_realignment with additional arguments. Call
4102 vect_create_data_ref_ptr with additional argument and with loop instead
4103 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
4104 (vect_gen_niters_for_prolog_loop): Call
4105 vect_create_addr_base_for_vector_ref with additional arguments.
4106 (vect_create_cond_for_align_checks): Likewise.
4107 (bump_vector_ptr): Updated to support the new dr_explicit_realign
4108 scheme: takes additional argument bump; argument ptr_incr is now
4109 optional; updated documentation.
4110 (vect_init_vector): Takes additional argument (bsi). Use it, if
4111 available, to insert the vector initialization.
4112 (get_initial_def_for_induction): Pass additional argument in call to
4114 (vect_get_vec_def_for_operand): Likewise.
4115 (vect_setup_realignment): Likewise.
4116 (vectorizable_load): Likewise.
4118 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4120 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
4121 as argument instead of struct loop.
4122 (nested_in_vect_loop_p): New function.
4123 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
4125 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
4126 from other phis in the loop.
4127 (destroy_loop_vec_info): Add additional argument to declaration.
4129 * tree-vectorizer.c (supportable_widening_operation): Also check if
4130 nested_in_vect_loop_p (don't allow changing the order in this case).
4131 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
4132 of struct loop. Call nested_in_vect_loop_p and don't require
4133 flag_unsafe_math_optimizations if it returns true.
4134 (new_stmt_vec_info): When setting def_type for phis differentiate
4135 loop-header phis from other phis.
4136 (bb_in_loop_p): New function.
4137 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
4138 just update their loop_vinfo. Order of BB traversal now matters -
4139 call dfs_enumerate_from with bb_in_loop_p.
4140 (destroy_loop_vec_info): Takes additional argument to control whether
4141 stmt_vinfo of the loop stmts should be destroyed as well.
4142 (vect_is_simple_reduction): Allow the "non-reduction" use of a
4143 reduction stmt to be defines by a non loop-header phi.
4144 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
4146 * tree-vect-transform.c (vectorizable_reduction): Call
4147 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
4148 (vectorizable_call): Likewise.
4149 (vectorizable_conversion): Likewise.
4150 (vectorizable_operation): Likewise.
4151 (vectorizable_type_promotion): Likewise.
4152 (vectorizable_type_demotion): Likewise.
4153 (vectorizable_store): Likewise.
4154 (vectorizable_live_operation): Likewise.
4155 (vectorizable_reduction): Likewise. Also pass loop_info to
4156 vect_is_simple_reduction instead of loop.
4157 (vect_init_vector): Call nested_in_vect_loop_p.
4158 (get_initial_def_for_reduction): Likewise.
4159 (vect_create_epilog_for_reduction): Likewise.
4160 (vect_init_vector): Check which loop to work with, in case there's an
4162 (get_initial_def_for_inducion): Extend to handle outer-loop
4163 vectorization. Fix indentation.
4164 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
4165 In the case vect_induction_def get the vector def from the induction
4166 phi node, instead of calling get_initial_def_for_inducion.
4167 (get_initial_def_for_reduction): Extend to handle outer-loop
4169 (vect_create_epilog_for_reduction): Extend to handle outer-loop
4171 (vect_transform_loop): Change assert to just skip this case. Add a
4173 (vect_finish_stmt_generation): Add a couple asserts.
4175 (vect_estimate_min_profitable_iters): Multiply
4176 cost of inner-loop stmts (in outer-loop vectorization) by estimated
4178 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
4179 this is an inner-loop reduction in outer-loop vectorization.
4181 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
4182 Same code as what used to be vect_analyze_scalar_cycles, only with
4183 additional argument loop, and loop_info passed to
4184 vect_is_simple_reduction instead of loop.
4185 (vect_analyze_scalar_cycles): Code factored out into
4186 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
4187 Updated documentation.
4188 (analyze_operations): Check for inner-loop loop-closed exit-phis during
4189 outer-loop vectorization that are live or not used in the outerloop,
4190 cause this requires special handling.
4191 (vect_enhance_data_refs_alignment): Don't consider versioning for
4193 (vect_analyze_data_refs): Check that there are no datarefs in the
4195 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
4196 and vect_used_in_outer_by_reduction cases.
4197 (process_use): Also consider the case of outer-loop stmt defining an
4198 inner-loop stmt and vice versa.
4199 (vect_analyze_loop_1): New function.
4200 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
4201 loops. Call vect_analyze_loop_1.
4202 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
4203 been vectorized. Call destroy_loop_vec_info with additional argument.
4205 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
4206 in the inner-loop when doing outer-loop vectorization. Add
4207 documentation and printout.
4208 (vect_recog_dot_prod_pattern): Likewise. Also add check for
4209 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
4211 2007-08-18 Andrew Pinski <pinskia@gmail.com>
4213 * tree-affine.h (print_aff): New prototype.
4214 (debug_aff): Likewise.
4215 * tree-affine.c (print_aff): New function.
4216 (debug_aff): Likewise.
4218 2007-08-18 Paul Brook <paul@codesourcery.com>
4219 Joseph Myers <joseph@codesourcery.com>
4221 * common.opt (-fdebug-prefix-map=): New option.
4222 * opts.c: Include debug.h.
4223 (common_handle_option): Handle -fdebug-prefix-map.
4224 * final.c: Include ggc.h.
4225 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
4226 remap_debug_filename): New.
4227 * Makefile.in (final.o, opts.o): Update dependencies.
4228 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
4229 * configure.ac: Check for assembler --debug-prefix-map support.
4230 * configure, config.in: Regenerate.
4231 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
4232 (ASM_DEBUG_SPEC): Include ASM_MAP.
4233 * doc/install.texi (--with-debug-prefix-map): Document.
4234 * doc/invoke.texi (-fdebug-prefix-map): Document.
4235 * dbxout.c (dbxout_init, dbxout_start_source_file,
4236 dbxout_source_file): Call remap_debug_filename.
4237 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
4238 dwarf2out_start_source_file, dwarf2out_finish): Call
4239 remap_debug_filename.
4240 (file_table_relative_p): Do not check d->emitted_number.
4241 * toplev.c (output_file_directive): Call remap_debug_filename.
4242 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
4243 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
4245 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4247 * loop-invariant.c (find_invariants_to_move): Add missing macro
4250 2007-08-17 Tom Tromey <tromey@redhat.com>
4252 * tree.h (struct tree_label_decl): Removed old "java" fields.
4254 2007-08-17 Richard Sandiford <richard@codesourcery.com>
4255 Nigel Stephens <nigel@mips.com>
4257 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
4258 Treat -mno-data-in-code and -mcode-xonly as aliases for
4259 -mcode-readable=no and -mcode-readable=pcrel respectively.
4260 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
4261 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
4262 (MULTILIB_DIRNAMES): Update accordingly.
4264 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
4266 * Makefile.in (version.o): Depend on $(REVISION) only if
4267 REVISION_s is defined.
4269 2007-08-17 Sa Liu <saliu@de.ibm.com>
4270 Ulrich Weigand <uweigand@de.ibm.com>
4273 * tree.c (reconstruct_complex_type): For a pointer to a vector,
4274 use build_qualified_type to retain qualifiers of the base type.
4276 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
4278 * config/score/score.md : Update pattern tablejump.
4279 * config/score/score.c : Update score_initialize_trampoline
4281 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
4282 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
4283 * doc/contrib.texi: Add my entry.
4285 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
4287 * Makefile.in (REVISION): New.
4290 (version.o): Also depend on $(REVISION). Add
4291 -DREVISION=$(REVISION_s).
4293 * version.c (version_string): Add REVISION.
4295 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
4297 * tree-eh.c (lower_try_finally_onedest): Reset the locus
4298 of GOTO that's relocated to a different block.
4300 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4302 * c-common.c (const_strip_array_types): New.
4303 * c-common.h (lang_missing_noreturn_ok_p): Delete.
4304 (const_strip_array_types): New.
4305 * c-objc-common.c (c_disregard_inline_limits,
4306 c_warn_unused_global_decl): Constify.
4307 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
4308 c_vla_type_p, c_incomplete_type_error): Likewise.
4309 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
4310 * hooks.c (hook_bool_const_tree_false): New.
4311 * hooks.h (hook_bool_const_tree_false): Likewise.
4312 * langhooks-def.h (lhd_warn_unused_global_decl,
4313 lhd_incomplete_type_error, lhd_expr_size,
4314 lhd_tree_inlining_disregard_inline_limits,
4315 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4316 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
4317 * langhooks.c (lhd_warn_unused_global_decl,
4318 lhd_incomplete_type_error,
4319 lhd_tree_inlining_disregard_inline_limits,
4320 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4321 lhd_expr_size): Likewise.
4322 * langhooks.h (lang_hooks_for_tree_inlining,
4323 lang_hooks_for_tree_dump, lang_hooks_for_types,
4324 lang_hooks_for_decls, lang_hooks): Likewise.
4325 * pointer-set.c (pointer_set_t, pointer_set_create,
4326 pointer_set_contains, insert_aux, pointer_set_insert,
4327 pointer_set_traverse, pointer_map_t, pointer_map_create,
4328 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
4330 * pointer-set.h (pointer_set_contains, pointer_set_insert,
4331 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
4332 pointer_map_traverse): Likewise.
4333 * predict.c (assert_is_empty): Likewise.
4334 * tree-affine.c (free_name_expansion): Likewise.
4335 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
4336 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
4337 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
4339 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
4341 * tree-vectorizer.c (new_loop_vec_info): Initialize new
4343 (destroy_loop_vec_info): Add call to VEC_free.
4344 * tree-vectorizer.h (may_alias_ddrs): Define.
4345 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
4346 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4347 Change reporting to dump.
4348 (vect_is_duplicate_ddr): New.
4349 (vect_mark_for_runtime_alias_test): New.
4350 (vect_analyze_data_ref_dependences) Add call to
4351 vect_mark_for_runtime_alias_test.
4352 (vect_enhance_data_refs_alignment): Define local variable
4353 vect_versioning_for_alias_required, don't perform
4354 peeling for alignment if versioning for alias is
4356 (vect_enhance_data_refs_alignment): Use
4357 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
4358 PARAM_VECT_MAX_VERSION_CHECKS.
4359 * tree-vect-transform.c
4360 (vect_create_cond_for_alias_checks): New.
4361 (vect_transform_loop): Add call to
4362 vect_create_cond_for_alias_checks.
4363 (vect_vfa_segment_size): New.
4364 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
4366 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
4367 * gcc/doc/invoke.texi
4368 (vect-max-version-for-alignment-checks): Document.
4369 (vect-max-version-for-alias-checks): Document.
4370 (vect-max-version-checks): Remove.
4372 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
4374 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
4375 the same line as the instruction for all asm dialects.
4376 (*rep_movsi): Ditto.
4377 (*rep_movsi_rex64): Ditto.
4378 (*rep_movqi): Ditto.
4379 (*rep_movqi_rex64): Ditto.
4380 (*rep_stosdi_rex64): Ditto.
4381 (*rep_stossi): Ditto.
4382 (*rep_stossi_rex64): Ditto.
4383 (*rep_stosqi): Ditto.
4384 (*rep_stosqi_rex64): Ditto.
4385 (*cmpstrnqi_nz_1): Ditto.
4386 (*cmpstrnqi_nz_rex_1): Ditto.
4387 (*cmpstrnqi_1): Ditto.
4388 (*cmpstrnqi_rex_1): Ditto.
4389 (*strlenqi_1): Ditto.
4390 (*strlenqi_rex_1): Ditto.
4391 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
4392 prefix on the same line as the instruction for all asm dialects.
4393 (sync_double_compare_and_swap<mode>): Ditto.
4394 (*sync_double_compare_and_swapdi_pic): Ditto.
4395 (*sync_compare_and_swap_cc<mode>): Ditto.
4396 (sync_double_compare_and_swap_cc<mode>): Ditto.
4397 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4398 (sync_old_add<mode>): Ditto.
4399 (sync_add<mode>): Ditto.
4400 (sync_sub<mode>): Ditto.
4401 (sync_ior<mode>): Ditto.
4402 (sync_and<mode>): Ditto.
4403 (sync_xor<mode>): Ditto.
4405 2007-08-16 Richard Sandiford <richard@codesourcery.com>
4408 * reload.c (find_reloads): Check that the memory returned by
4409 find_reloads_toplev was not the result of forcing a constant
4411 (find_reloads_toplev): Always use simplify_gen_subreg to get
4412 the subreg of a constant. If the result is also a constant,
4413 but not a legitimate one, force it into the constant pool
4414 and reload its address.
4416 2007-08-15 David Edelsohn <edelsohn@gnu.org>
4418 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
4421 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
4423 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
4424 directive for the current vector ABI.
4426 2007-08-15 Steve Ellcey <sje@cup.hp.com>
4429 * caller-save.c (reg_save_code): Set invalide status on restore code.
4431 2007-08-15 Diego Novillo <dnovillo@google.com>
4433 * tree-ssa-alias.c (compute_memory_partitions): Use
4434 alias_bitmap_obstack to allocate bitmaps.
4435 (reset_alias_info): Factor out of init_alias_info.
4436 Mark all name tags not associated to an SSA name for renaming.
4437 (init_alias_info): Call it.
4438 (create_name_tags): Tidy. Add comments.
4439 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
4441 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4443 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
4444 scheduler dependencies.
4446 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
4448 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
4450 (*iorsi_1_zext): Likewise.
4451 (*iorsi_1_zext_imm): Likewise.
4452 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
4453 with "rm"/"xm" constraint.
4454 (sse2_vmsqrtv2df2): Likewise.
4456 2007-08-15 Jakub Jelinek <jakub@redhat.com>
4459 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
4462 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
4464 * tree-pass.h (PROP_pta): Removed.
4465 (TODO_rebuild_alias): New.
4466 (pass_may_alias): Removed.
4467 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
4468 aliasing if we changed something.
4469 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
4471 (pass_may_alias): Removed.
4472 (create_structure_vars): Return TODO_rebuild_alias.
4473 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
4474 * tree-sra.c (tree_sra): Only rebuild aliasing if something
4476 (tree_sra_early): We never affect aliasing right now.
4477 * tree-flow.h (compute_may_aliases): New prototype.
4478 * passes.c: Remove pass_may_alias from the passes.
4479 (execute_function_todo): Support TODO_rebuild_alias.
4481 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
4483 * i386.c: (legitimize_address): Move dllimported variable check
4484 infront of legitimizing pic address of CONST symbols.
4486 2007-08-14 Steve Ellcey <sje@cup.hp.com>
4488 PR tree-optimization/32941
4489 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
4490 (goto_queue_cmp): Remove.
4491 (find_goto_replacement): Change search method.
4492 (maybe_record_in_goto_queue): Add assert.
4493 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
4494 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
4496 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4498 * alias.c (component_uses_parent_alias_set): Constify.
4499 * alias.h (component_uses_parent_alias_set): Likewise.
4500 * cfgrtl.c (print_rtl_with_bb): Likewise.
4501 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
4502 mpz_get_double_int): Likewise.
4503 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
4504 mpz_get_double_int): Likewise.
4505 * expr.c (is_aligning_offset, undefined_operand_subword_p,
4506 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
4508 * expr.h (safe_from_p): Likewise.
4509 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
4511 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
4512 zero_sized_type, goa_lhs_expr_p): Likewise.
4513 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
4514 * rtl.h (print_rtl_with_bb): Likewise.
4515 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
4516 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
4517 * tree-flow-inline.h (bb_stmt_list): Constify.
4518 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
4520 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
4521 const_first_stmt, const_last_stmt): New.
4522 (block_may_fallthru, empty_block_p): Constify.
4523 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
4524 EXPR_ONLY_BODY): New.
4525 (expr_first, expr_last, expr_only): Use macro for body.
4526 (const_expr_first, const_expr_last, const_expr_only): New.
4527 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
4528 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
4529 ctsi_prev, ctsi_stmt): New.
4530 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
4531 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
4532 * tree-ssa-loop-niter.c (loop_only_exit_p,
4533 derive_constant_upper_bound): Likewise.
4534 * tree-ssa-phiopt.c (empty_block_p): Likewise.
4535 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
4536 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
4537 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
4538 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
4539 * tree.c (get_type_static_bounds): Likewise.
4540 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
4541 (get_type_static_bounds): Constify.
4543 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4546 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
4547 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
4548 (*<addsub><mode>3_cc_overflow): New.
4549 (*add<mode>3_cconly_overflow): New.
4550 (*sub<mode>3_cconly_overflow): New.
4551 (*<addsub>si3_zext_cc_overflow): New.
4552 * config/i386/predicates.md (fcmov_comparison_operator): Accept
4553 CCCmode for LTU, GTU, LEU and GEU.
4554 (ix86_comparison_operator): Likewise.
4555 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
4556 * config/i386/i386.c (put_condition_code): Support CCCmode.
4557 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
4558 or MINUS expressions.
4560 2007-08-14 Andrew Pinski <pinskia@gmail.com>
4563 * c-typeck.c (build_binary_op): Disallow vector float types with
4564 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
4566 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4568 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4569 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
4570 (dep_def): New typedef.
4571 (init_dep_1, sd_debug_dep): Declare functions.
4572 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
4573 (debug_dep_links): Remove.
4574 (struct _deps_list): New field 'n_links'.
4575 (DEPS_LIST_N_LINKS): New macro.
4576 (FOR_EACH_DEP_LINK): Remove.
4577 (create_deps_list, free_deps_list, delete_deps_list): Remove
4579 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4580 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4581 (copy_deps_list_change_con, move_dep_link): Ditto.
4582 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
4583 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
4585 (INSN_BACK_DEPS): Remove.
4586 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
4588 (INSN_DEP_COUNT): Remove.
4589 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
4590 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
4591 Declare global variables.
4592 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
4593 (add_forw_dep, compute_forward_dependences): Remove declarations.
4594 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
4595 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4596 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4598 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4600 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4601 (sd_list_types_def): New typedef.
4602 (sd_next_list): Declare function.
4603 (struct _sd_iterator): New type.
4604 (sd_iterator_def): New typedef.
4605 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4607 (FOR_EACH_DEP): New cycle wrapper.
4608 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4610 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4611 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4614 * sched-deps.c (init_dep_1): Make global.
4615 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4617 (dump_dep): New static function.
4618 (dump_dep_flags): New static variable.
4619 (sd_debug_dep): New function.
4620 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4622 (move_dep_link): Use remove_from_deps_list (), instead of
4624 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4625 (dep_link_is_detached_p): New static function.
4626 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4628 (dn_pool, dl_pool): New alloc_pools.
4629 (dn_pool_diff, dl_pool_diff): New static variables.
4630 (create_dep_node, delete_dep_node): New static function.
4631 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4632 (deps_list_empty_p): Make it static. Use 'n_links' field.
4633 (deps_pools_are_empty_p): New static function.
4634 (alloc_deps_list, delete_deps_list): Remove.
4635 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4636 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4637 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4638 (forward_dependency_cache): Remove.
4639 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4640 'back' from the names. Change signature to use dep_t instead of
4642 (add_back_dep): Ditto. Make global.
4643 (check_dep_status): Rename to check_dep ().
4644 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4646 (sd_finish_insn): Ditto.
4647 (sd_find_dep_between_no_cache): New static function.
4648 (sd_find_dep_between): New function.
4649 (ask_dependency_caches, set_dependency_caches): New static functions.
4650 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4651 (add_or_update_dep_1): Separate pieces of functionality into
4652 ask_dependency_caches (), update_dependency_caches (),
4653 change_spec_dep_to_hard (), update_dep ().
4654 (get_back_and_forw_lists): New static function.
4655 (sd_add_dep): Separate setting of dependency caches into
4656 set_dependency_caches ().
4657 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4659 (sd_delete_dep): Ditto.
4660 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4661 (dump_lists): New static function.
4662 (sd_debug_lists): New debug function.
4663 (delete_all_dependences, fixup_sched_groups): Update to use
4664 sd_* infrastructure.
4665 (sched_analyze_2): Create data-speculative dependency only if
4666 data-speculation is enabled.
4667 (sched_analyze_insn): If insn cannot be speculative, make all its
4668 dependencies non-speculative.
4669 (sched_analyze): Use sd_init_insn ().
4670 (add_forw_dep, compute_forward_dependencies): Remove.
4671 (delete_dep_nodes_in_back_deps): New static function.
4672 (sched_free_deps): New function.
4673 (init_dependency_caches): Init alloc_pools.
4674 (extend_depedency_caches): Update after removing of
4675 forward_dependency_cache.
4676 (free_dependency_caches): Ditto. Free alloc_pools.
4677 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4678 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4680 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4681 (add_dependence): Use init_dep ().
4682 (get_dep_weak_1): New static function.
4683 (get_dep_weak): Move logic to get_dep_weak_1 ().
4684 (dump_ds): New static function moved from haifa-sched.c:
4685 debug_spec_status ().
4686 (debug_ds): New debug function.
4687 (check_dep_status): Rename to check_dep (). Update to check whole
4690 * haifa-sched.c (spec_info): Make global.
4691 (added_recovery_block_p): Rename to
4692 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4693 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4694 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4695 to use new interfaces.
4696 (ok_for_early_queue_removal): Ditto.
4697 (schedule_block): Initialize logical uids of insns emitted by the
4699 (sched_init): Initialize new variable.
4700 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4702 (extend_global): Initialize insn data.
4703 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4704 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4706 (add_to_speculative_block): Update to use new interfaces.
4707 (create_recovery_block): Set new variables.
4708 (create_check_block_twin, fix_recovery_deps): Update to use new
4710 (sched_insn_is_legitimate_for_speculation_p): New function.
4711 (speculate_insn): Move checking logic to
4712 sched_insn_is_legitimate_for_speculation_p ().
4713 (sched_remove_insn): Finalize sched-deps information of instruction.
4714 (clear_priorities, add_jump_dependencies): Update to use new
4716 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4718 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4719 to use new interfaces.
4720 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4721 (new_ready): Try to use control speculation only if it is available.
4722 (add_branch_dependences): Update to use new interfaces.
4723 (compute_block_backward_dependences): Rename to
4724 compute_block_dependences (). Call
4725 targetm.sched.dependencies_evaluation_hook ().
4726 (free_block_dependencies): New static function.
4727 (debug_dependencies): Update to use new interfaces.
4728 (schedule_region): Remove separate computation of forward dependencies.
4729 Move call of targetm.sched.dependencies_evaluation_hook () to
4730 compute_block_dependences (). Free dependencies at the end of
4731 scheduling the region.
4733 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4735 (add_deps_for_risky_insns): Ditto.
4736 (schedule_ebb): Remove separate computation of forward dependencies.
4737 Free dependencies at the end of scheduling the ebb.
4739 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4740 (build_intra_loop_deps): Ditto. Remove separate computation of
4741 forward dependencies. Free sched-deps dependencies.
4743 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4744 to use new interfaces.
4745 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4747 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4749 (is_costly_group): Ditto.
4751 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4753 * alias.c (rtx_equal_for_memref_p): Constify.
4754 * basic-block.h (const_edge, const_basic_block): New.
4755 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4756 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4757 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4758 probably_never_executed_bb_p, edge_probability_reliable_p,
4759 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4760 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4762 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4763 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4765 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4766 flow_nodes_print, dfs_enumerate_from): Likewise.
4767 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4768 control_flow_insn_p, count_basic_blocks): Likewise.
4769 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4770 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4771 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4772 average_num_loop_insns, loop_exit_edge_p,
4773 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4774 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4775 average_num_loop_insns, seq_cost): Likewise.
4776 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4777 * dominance.c (dominated_by_p): Likewise.
4778 * emit-rtl.c (validate_subreg): Likewise.
4779 * except.c (can_throw_internal, can_throw_external): Likewise.
4780 * except.h (can_throw_internal, can_throw_external): Likewise.
4781 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4782 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4783 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4784 simple_mem, store_ops_ok, load_kills_store, find_loads,
4785 store_killed_in_insn, store_killed_after, store_killed_before,
4786 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4788 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4789 noce_mem_write_may_trap_or_fault_p): Likewise.
4790 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4792 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4794 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4795 probably_cold_bb_p, probably_never_executed_bb_p,
4796 edge_probability_reliable_p, br_prob_note_reliable_p,
4797 can_predict_insn_p): Likewise.
4798 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4799 * resource.c (return_insn_p): Likewise.
4800 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4802 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4803 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4804 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4805 verify_gimple_modify_stmt): Likewise.
4806 * tree-chrec.c (is_not_constant_evolution,
4807 is_multivariate_chrec_rec, is_multivariate_chrec,
4808 chrec_contains_symbols, chrec_contains_undetermined,
4809 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4810 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4811 eq_evolutions_p, scev_direction): Likewise.
4812 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4813 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4814 chrec_contains_symbols_defined_in_loop,
4815 chrec_contains_undetermined, tree_contains_chrecs,
4816 evolution_function_is_affine_multivariate_p,
4817 evolution_function_is_univariate_p, chrec_zerop,
4818 evolution_function_is_constant_p, evolution_function_is_affine_p,
4819 evolution_function_is_affine_or_constant_p,
4820 tree_does_not_contain_chrecs, chrec_type): Likewise.
4821 * tree-data-ref.c (tree_fold_divides_p,
4822 object_address_invariant_in_loop_p, dr_may_alias_p,
4823 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4824 same_access_functions, constant_access_functions,
4825 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4827 * tree-flow.h (scev_direction): Likewise.
4828 * tree-gimple.c (is_gimple_stmt): Likewise.
4829 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4831 * tree-pretty-print.c (op_prio): Likewise.
4832 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4833 analyzable_condition, backedge_phi_arg_p): Likewise.
4834 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4835 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4836 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4839 2007-08-13 Dan Hipschman <dsh@google.com>
4842 * c-format.c (check_format_arg): Move check for zero-length
4843 format strings below the check for unterminated strings.
4845 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4848 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4851 2007-08-13 Nick Clifton <nickc@redhat.com>
4853 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4855 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4858 * c-format.c (gcc_gfc_length_specs): New array.
4859 (gcc_gfc_char_table): Add unsigned specifier, and references to
4860 the l length modifier.
4861 (format_types_orig): Use the new gcc_gfc_length_specs.
4863 2007-08-12 Sa Liu <saliu@de.ibm.com>
4865 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4866 and with REG_RETVAL note after split.
4868 2007-08-11 David Daney <ddaney@avtrex.com>
4870 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4871 as ATTRIBUTE_UNUSED.
4873 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4874 Segher Boessenkool <segher@kernel.crashing.org>
4876 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4877 HAVE_LOCAL_CPU_DETECT not defined.
4879 2007-08-11 Jan Hubicka <jh@suse.cz>
4881 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4882 (cgraph_process_new_functions): Honor previous value of
4883 disregard_inline_limits.
4884 * ipa-inline.c (compute_inline_parameters): Likewise.
4886 2007-08-11 Ian Lance Taylor <iant@google.com>
4888 * alias.h (alias_set_type): Define new type.
4889 (ALIAS_SET_MEMORY_BARRIER): Use it.
4890 * rtl.h: Include alias.h.
4891 (struct mem_attrs): Use alias_set_type.
4892 * tree.h: Include alias.h
4893 (struct tree_type): Use alias_set_type.
4894 (struct tree_struct_field_tag): Likewise.
4895 (struct tree_decl_common): Likewise.
4896 * alias.c (struct alias_set_entry): Use alias_set_type.
4897 (get_alias_set_entry, alias_set_subset_of): Likewise.
4898 (alias_sets_conflict_p): Likewise.
4899 (alias_sets_must_conflict_p): Likewise.
4900 (objects_must_conflict_p): Likewise.
4901 (get_alias_set, new_alias_set): Likewise.
4902 (record_alias_subset, record_component_aliases): Likewise.
4903 (varargs_set, frame_set): Change to alias_set_type.
4904 (get_varargs_alias_set): Use alias_set_type.
4905 (get_frame_alias_set): Likewise.
4906 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4907 * dse.c (struct store_info): Use alias_set_type.
4908 (struct read_info, struct clear_alias_mode_holder): Likewise.
4909 (clear_alias_set_lookup, canon_address): Likewise.
4910 (record_store, check_mem_read_rtx): Likewise.
4911 (dse_record_singleton_alias_set): Likewise.
4912 (dse_invalidate_singleton_alias_set): Likewise.
4913 * emit-rtl.c (get_mem_attrs): Likewise.
4914 (set_mem_attributes_minus_bitpos): Likewise.
4915 (set_mem_alias_set): Likewise.
4916 * expr.c (store_constructor_field, store_field): Likewise.
4917 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4918 * langhooks.c (lhd_get_alias_set): Likewise.
4919 * langhooks-def.h (lhd_get_alias_set): Likewise.
4920 * reload1.c (alter_reg): Likewise.
4921 * tree-flow.h (struct fieldoff): Likewise.
4922 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4923 (may_alias_p, get_smt_for, create_sft): Likewise.
4924 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4925 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4926 (merge_smts_into): Likewise.
4927 * varasm.c (const_alias_set): Likewise.
4928 * c-common.c (strict_aliasing_warning): Likewise.
4929 (c_common_get_alias_set): Likewise.
4930 * dse.h (dse_record_singleton_alias_set): Update declaration.
4931 (dse_invalidate_singleton_alias_set): Likewise.
4932 * emit-rtl.h (set_mem_alias_set): Likewise.
4933 * c-common.h (c_common_get_alias_set): Likewise.
4934 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4935 * print-tree.c (print_node): Likewise.
4936 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4938 (alpha_setup_incoming_varargs): Use alias_set_type.
4939 * config/i386/i386.c (setup_incoming_varargs_64): Use
4941 (setup_incoming_varargs_ms_64): Likewise.
4942 (ix86_GOT_alias_set): Likewise.
4943 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4944 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4945 (set): Change to alias_set_type.
4946 (get_TOC_alias_set): Use alias_set_type.
4947 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4949 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4950 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4952 (struct_value_alias_set): Likewise.
4953 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4955 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4957 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4958 * config/vxworks.h (TARGET_VXWORKS): Override.
4959 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4960 "mips" if TARGET_VXWORKS.
4962 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4964 * calls.c (avoid_likely_spilled_reg): New function.
4965 (expand_call): Use it.
4967 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4969 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4971 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4973 * config/mips/predicates.md (const_call_insn_operand): Invoke
4974 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4976 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4979 * config/rs6000/driver-rs6000.c: Include link.h.
4980 Use ElfW instead of wordsize-specif typedef.
4982 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4984 * system.h (CONST_CAST): New.
4985 * c-decl.c (c_make_fname_decl): Use it.
4986 * c-lex.c (cb_ident, lex_string): Likewise.
4987 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4988 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4989 give_switch, set_multilib_dir): Likewise.
4990 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4991 * passes.c (execute_one_pass): Likewise.
4992 * prefix.c (update_path): Likewise.
4993 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4994 * tree.c (build_string): Likewise.
4996 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4998 * tree-flow-inline.h (is_exec_stmt): Remove.
4999 (is_label_stmt): Remove.
5000 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
5003 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
5005 * lower-subreg.c (resolve_shift_zext): Don't adjust
5006 src_reg_num for wordmode operands.
5008 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
5009 David Ung <davidu@mips.com>
5011 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
5012 (TARGET_SCHED_REORDER2): Define.
5013 (mips_maybe_swap_ready): New.
5014 (mips_last_74k_agen_insn): New.
5015 (mips_74k_agen_init): New.
5016 (mips_74k_agen_reorder): New function to group loads and stores
5018 (mips_sched_init): New.
5019 (mips_sched_reorder): Don't do initialization here. Call
5020 mips_74k_agen_reorder.
5021 (mips_variable_issue): Call mips_74k_agen_init.
5023 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
5025 * tree-flow-inline.h (get_filename): Remove.
5027 2007-08-10 Richard Sandiford <richard@codesourcery.com>
5029 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
5031 (mips_fetch_insns): Delete in favor of...
5032 (mips_load_store_insns): ...this new function.
5033 * config/mips/mips.c (mips_address_insns): Add a boolean argument
5034 to say whether multiword moves _might_ be split.
5035 (mips_fetch_insns): Delete in favor of...
5036 (mips_load_store_insns): ...this new function.
5037 (mips_rtx_costs): Update the call to mips_address_insns.
5038 (mips_address_cost): Likewise.
5039 * config/mips/mips.md (length): Use mips_load_store_insns instead
5040 of mips_fetch_insns.
5041 * config/mips/constraints.md (R): Use mips_address_insns rather
5042 than mips_fetch_insns. Assume that the move never needs to be split.
5044 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5046 * config/mips/mips.opt (mhard-float, msoft-float): Make these
5047 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
5048 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
5049 * config/mips/mips.h (mips16_hard_float): Delete.
5050 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
5051 definitions, and replace with....
5052 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
5053 * config/mips/mips.c (mips16_hard_float): Delete. Replace
5054 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
5055 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
5056 (override_options): Replace MASK_SOFT_FLOAT references with
5057 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
5058 and mips16_hard_float when TARGET_MIPS16.
5060 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5063 * c-typeck.c (build_binary_op): Check for non pointer types before
5064 calling int_fits_type_p.
5066 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5069 * fold-const.c (omit_one_operand): Return only the ommitted expression
5070 if the result is an empty statement.
5071 (pedantic_omit_one_operand): Likewise.
5073 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
5075 * c-typeck.c (readonly_error): Improve error for assignment.
5077 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
5079 (pp_c_expression): Ditto.
5081 2007-08-09 Simon Baldwin <simonb@google.com>
5083 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
5084 break that was preventing simplify_associative_operation() for xor.
5086 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5087 Nigel Stephens <nigel@mips.com>
5089 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
5090 Document change in interpretation of value from boolean to
5092 * optabs.c (expand_ffs, expand_ctz): New functions to compute
5093 ffs and ctz using clz.
5094 (expand_unop): Call them.
5095 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
5097 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
5098 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
5099 enable the new ffs expansion on this target.
5101 2007-08-09 Jan Hubicka <jh@suse.cz>
5103 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
5104 (expand_ternary_op): Likewise.
5105 (expand_vec_shift_expr): Likewise.
5106 (expand_binop_directly): Likewise.
5107 (expand_binop): Likewise.
5108 (sign_expand_binop): Likewise.
5109 (expand_twoval_unop): Likewise.
5110 (expand_twoval_binop): Likewise.
5111 (expand_twoval_binop_libfunc): Likewise.
5112 (widen_clz): Likewise.
5113 (widen_bswap): Likewise.
5114 (expand_parity): Likewise.
5115 (expand_unop): Likewise.
5116 (expand_abs_nojump): Likewise.
5117 (expand_copysign): Likewise.
5118 (emit_no_conflict_block): Likewise.
5119 (emit_libcall_block): Likewise.
5120 (can_compare_p): Likewise.
5121 (prepare_cmp_insn): Likewise.
5122 (emit_cmp_and_jump_insn_1): Likewise.
5123 (prepare_float_lib_cmp): Likewise.
5124 (emit_conditional_add): Likewise.
5125 (gen_add2_insn): Likewise.
5126 (have_add2_insn): Likewise.
5127 (gen_sub2_insn): Likewise.
5128 (have_sub2_insn): Likewise.
5129 (can_extend_p): Likewise.
5130 (can_fix_p): Likewise.
5131 (can_float_p): Likewise.
5132 (expand_float): Likewise.
5133 (expand_fix): Likewise.
5134 (expand_sfix_optab): Likewise.
5135 (new_optab): Likewise.
5136 (new_convert_optab): Likewise.
5137 (init_libfuncs): Likewise.
5138 (init_interclass_conv_libfuncs): Likewise.
5139 (init_intraclass_conv_libfuncs): Likewise.
5140 (set_conv_libfunc): Likewise.
5141 (init_optabs): Likewise.
5142 (debug_optab_libfuncs): Likewise.
5143 (gen_cond_trap): Likewise.
5144 * optabs.h (optab_handler, convert_optab_hanlder): New.
5145 * genopinit.c: Update optabs generation table.
5146 * reload.c (find_reloads_address_1): Use optabs accestors.
5147 * builtins.c (expand_builtin_mathfn): Likewise.
5148 (expand_builtin_mathfn_2): Likewise.
5149 (expand_builtin_mathfn_3): Likewise.
5150 (expand_builtin_interclass_mathfn): Likewise.
5151 (expand_builtin_sincos): Likewise.
5152 (expand_builtin_cexpi): Likewise.
5153 (expand_builtin_powi): Likewise.
5154 (expand_builtin_strlen): Likewise.
5155 * dojump.c (do_jump): Likewise.
5156 * expr.c (convert_move): Likewise.
5157 (move_by_pieces): Likewise.
5158 (move_by_pieces_ninsns): Likewise.
5159 (can_store_by_pieces): Likewise.
5160 (store_by_pieces_1): Likewise.
5161 (emit_move_via_integer): Likewise.
5162 (emit_move_complex): Likewise.
5163 (emit_move_ccmode): Likewise.
5164 (emit_move_insn_1): Likewise.
5165 (emit_single_push_insn): Likewise.
5166 (store_constructor): Likewise.
5167 (expand_expr_real_1): Likewise.
5168 (do_store_flag): Likewise.
5169 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
5170 (enumerate_modes): Likewise.
5171 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5172 (supportable_widening_operation): Likewise.
5173 (supportable_narrowing_operation): Likewise.
5174 * expmed.c (store_bit_field_1): Likewise.
5175 (extract_bit_field_1): Likewise.
5176 (expand_mult_highpart_optab): Likewise.
5177 (expand_smod_pow2): Likewise.
5178 (expand_divmod): Likewise.
5179 (emit_store_flag): Likewise.
5180 * tree-vect-patterns.c
5181 (vect_pattern_recog_1): Likewise.
5182 * tree-ssa-loop-prefetch.c
5183 (nontemporal_store_p): Likewise.
5184 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
5185 (vect_create_epilog_for_reduction): Likewise.
5186 (vectorizable_reduction): Likewise.
5187 (vectorizable_operation): Likewise.
5188 (vect_strided_store_supported): Likewise.
5189 (vectorizable_store): Likewise.
5190 (vect_strided_load_supported): Likewise.
5191 (vectorizable_load): Likewise.
5192 * combine.c (simplify_comparison): Likewise.
5193 * tree-vect-generic.c
5194 (type_for_widest_vector_mode): Likewise.
5195 (expand_vector_operations_1): Likewise.
5196 * config/spu/spu.c (spu_expand_mov): Likewise.
5197 (spu_emit_vector_compare): Likewise.
5198 * config/rs6000/rs6000.c
5199 (rs6000_emit_vector_compare): Likewise.
5200 * stmt.c (add_case_node): Likewise.
5201 * reload1.c (gen_reload):
5203 2007-08-09 Michael Matz <matz@suse.de>
5205 * tree.h (fixed_zerop): Declare as taking a const_tree.
5206 * tree.c (fixed_zerop): Take a const_tree.
5208 2007-08-09 Ira Rosen <irar@il.ibm.com>
5210 * tree-vect-transform.c (vectorizable_store): Remove call to
5211 copy_virtual_operands() and call mark_symbols_for_renaming() for
5212 the created vector store.
5213 (vect_setup_realignment): Don't call copy_virtual_operands() and
5214 update_vuses_to_preheader().
5215 (vectorizable_load): Don't call copy_virtual_operands().
5216 (update_vuses_to_preheader): Remove.
5218 2007-08-08 Chao-ying Fu <fu@mips.com>
5220 * tree.def (FIXED_POINT_TYPE): New type.
5221 (FIXED_CST): New constant.
5222 (FIXED_CONVERT_EXPR): New expr.
5223 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
5224 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
5225 * tree.h (struct tree_base): Add saturating_flag.
5226 Remove one bit of spare for saturating_flag.
5227 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
5228 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
5229 FIXED_POINT_TYPE_P): Define.
5230 (TYPE_SATURATING): Define.
5231 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
5232 (struct tree_fixed_cst): New.
5233 (TYPE_IBIT, TYPE_FBIT): Define.
5234 (tree_node): Add fixed_cst.
5235 (enum tree_index): Add new enumeration values of
5236 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
5237 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
5238 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
5239 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
5240 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
5241 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
5242 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
5243 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
5244 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
5245 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
5246 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
5247 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
5248 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
5249 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
5250 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
5251 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
5252 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
5253 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
5254 (sat_short_fract_type_node, sat_fract_type_node,
5255 sat_long_fract_type_node, sat_long_long_fract_type_node,
5256 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
5257 sat_unsigned_long_fract_type_node,
5258 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
5259 fract_type_node, long_fract_type_node, long_long_fract_type_node,
5260 unsigned_short_fract_type_node, unsigned_fract_type_node,
5261 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
5262 sat_short_accum_type_node, sat_accum_type_node,
5263 sat_long_accum_type_node, sat_long_long_accum_type_node,
5264 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
5265 sat_unsigned_long_accum_type_node,
5266 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
5267 accum_type_node, long_accum_type_node, long_long_accum_type_node,
5268 unsigned_short_accum_type_node, unsigned_accum_type_node,
5269 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
5270 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
5271 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
5272 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
5273 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
5274 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
5275 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
5276 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
5277 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
5278 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
5279 sat_uda_type_node, sat_uta_type_node): New macro.
5280 (make_fract_type, make_accum_type): Declare.
5281 (make_signed_fract_type, make_unsigned_fract_type,
5282 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
5283 make_signed_accum_type, make_unsigned_accum_type,
5284 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
5285 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
5286 make_or_reuse_sat_signed_fract_type,
5287 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
5288 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
5289 make_or_reuse_sat_unsigned_accum_type): New macro.
5290 (fixed_zerop): Declare.
5291 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5292 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5293 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5294 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5295 * treestruct.def: Add TS_FIXED_CST.
5296 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
5298 (tree-dump.o): Likewise.
5299 (print-tree.o): Likewise.
5300 (tree-pretty-print.o): Likewise.
5301 (fold-const.o): Likewise.
5302 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
5303 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
5304 (is_gimple_min_invariant): Handle FIXED_CST.
5305 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
5306 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5307 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5308 (layout_type): Handle FIXED_POINT_TYPE.
5309 (make_fract_type, make_accum_type): New functions.
5310 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
5311 * tree-dump.c (fixed-value.h): New include.
5312 (dump_fixed): New function.
5313 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
5314 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
5315 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
5316 * tree-pretty-print.c (fixed-value.h): New include.
5317 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
5319 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
5320 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
5321 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
5322 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
5323 for non-saturating fixed-point types.
5324 (reassociate_bb): Likewise.
5325 * emit-rtl.c (fixed-value.h): New include.
5326 (fconst0, fconst1): New array.
5327 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
5328 * tree-vect-generic.c expand_vector_operation): Support
5329 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
5331 (type_for_widest_vector_mode): Add one parameter for the
5333 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
5335 Pass the satp parameter to type_for_mode for fixed-point types.
5336 (expand_vector_operations_1): Pass the saturating flag to
5337 type_for_widest_vector_mode.
5338 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5339 and MODE_VECTOR_UACCUM.
5340 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
5341 (vectorizable_condition): Likewise.
5342 * tree.c (fixed-value.h): New include.
5343 (tree_code_size): Support FIXED_CST.
5344 (build_fixed): New function.
5345 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
5346 (fixed_zerop): New function.
5347 (tree_node_structure): Support FIXED_CST.
5348 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
5349 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
5350 (type_hash_eq): Handle FIXED_POINT_TYPE.
5351 (simple_cst_equal): Support FIXED_CST.
5352 (iterative_hash_expr): Handle FIXED_CST.
5353 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
5354 (get_narrower): Likewise.
5355 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
5356 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
5357 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
5358 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
5360 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
5361 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5362 (initializer_zerop): Support FIXED_CST.
5363 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
5364 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
5365 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
5366 (is_base_type): Handle FIXED_POINT_TYPE.
5367 (add_type_attribute): Handle FIXED_POINT_TYPE.
5368 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
5369 * print-tree.c (fixed-value.h): New include.
5370 (print_node_brief): Support FIXED_CST.
5371 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
5372 * c-pretty-print.c (fixed-value.h): New include.
5373 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
5374 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
5375 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
5376 Support fixed-point types for inner items in VECTOR_TYPE.
5377 (pp_c_direct_declarator): Likewise.
5378 (pp_c_declarator): Likewise.
5379 (pp_c_fixed_constant): New function.
5380 (pp_c_constant): Handle FIXED_CST.
5381 (pp_c_primary_expression): Likewise.
5382 (pp_c_expression): Likewise.
5383 * fold-const.c (fixed-value.h): New include.
5384 (negate_expr_p): Return true for FIXED_CST.
5385 (fold_negate_expr): Support FIXED_CST.
5386 (split_tree): Support FIXED_CST.
5387 (const_binop): Support FIXED_CST.
5388 (fold_convert_const_int_from_fixed): New function to convert from
5390 (fold_convert_const_real_from_fixed): New function to convert from
5392 (fold_convert_const_fixed_from_fixed): New function to convert from
5393 fixed to another fixed.
5394 (fold_convert_const_fixed_from_int): New function to convert from
5396 (fold_convert_const_fixed_from_real): New function to convert from
5398 (fold_convert_const): Support conversions from fixed to int, from
5399 fixed to real, from fixed to fixed, from int to fixed, and from real
5401 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
5402 (operand_equal_p): Support FIXED_CST.
5403 (make_range): For fixed-point modes, we need to pass the
5404 saturating flag as the 2nd parameter.
5405 (tree_swap_operands_p): Handle FIXED_CST.
5406 (fold_plusminus_mult_expr): For fract modes, we cannot generate
5408 (fold_unary): Support FIXED_CONVERT_EXPR.
5409 (fold_binary): Handle FIXED_CST.
5410 Make sure the type is not saturating, before associating operations.
5411 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
5412 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
5413 (fold_negate_const): Support FIXED_CST.
5414 (fold_relational_const): Support FIXED_CST.
5415 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
5416 (gimplify_expr): Handle FIXED_CST.
5417 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
5418 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
5419 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
5420 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
5421 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5422 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5423 LONG_LONG_ACCUM_TYPE_SIZE.
5424 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
5425 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
5426 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
5427 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
5428 MODE_ACCUM, and MODE_UACCUM.
5429 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
5430 fixed-point types to disable reduction.
5431 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
5433 2007-08-08 David Edelsohn <edelsohn@gnu.org>
5435 * config/rs6000/x-rs6000: New file.
5436 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
5437 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
5438 (EXTRA_SPEC_FUNCTIONS): Define.
5439 (HAVE_LOCAL_CPU_DETECT): Define.
5440 (CC1_CPU_SPEC): Define.
5441 * config/rs6000/driver-rs6000.c: New file.
5442 * config/rs6000/aix.h (CC1_SPEC): Define.
5443 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
5444 * config.host: Add x-rs6000 to host_xmake_file if host and target
5445 are rs6000 or powerpc.
5447 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5449 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
5451 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5452 Sandra Loosemore <sandra@codesourcery.com>
5453 Chao-ying Fu <fu@mips.com>
5454 Nigel Stephens <nigel@mips.com>
5455 David Ung <davidu@mips.com>
5457 * doc/invoke.texi (-mcode-readable): Document.
5458 * config/mips/mips.opt (mcode-readable): New option.
5459 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
5460 * config/mips/mips.h (mips_code_readable_setting): New enum.
5461 (mips_code_readable): Declare.
5462 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
5463 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
5464 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
5465 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
5466 boiler-plate comments.
5467 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5468 * config/mips/mips.c (mips_code_readable): New variable.
5469 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
5470 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
5471 context and -mcode-readable setting to restrict the use of
5472 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
5473 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
5474 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
5475 (mips_blocks_for_constant_p): Only return false for
5476 TARGET_MIPS16_PCREL_LOADS.
5477 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
5478 for MIPS16. Handle SYMBOL_32_HIGH.
5479 (mips_const_insns): Allow HIGHs for MIPS16 too.
5480 (mips_unspec_address_offset): New function, split out from...
5481 (mips_unspec_address): ...here.
5482 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
5483 16-bit symbolic constants. Assert approropiate conditions for
5484 using the "la" and "dla" macros.
5485 (mips_handle_option): Handle -mcode-readable=.
5486 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
5487 Set up mips_lo_relocs[SYMBOL_32_HIGH].
5488 (mips_strip_unspec_address): New function, split out from...
5489 (print_operand_reloc): ...here.
5490 (print_operand): Pass constants through mips_strip_unspec_address.
5491 (print_operand_address): Likewise.
5492 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
5493 (mips_select_rtx_section): Remove MIPS16 handling.
5494 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
5495 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
5496 (mips16_lay_out_constants): Do nothing unless
5497 TARGET_MIPS16_PCREL_LOADS.
5498 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
5499 * config/mips/mips.md: Split HIGHs for MIPS16.
5500 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5502 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5504 * config/mips/mips-protos.h (mips_emit_move): Declare.
5505 * config/mips/mips.c (mips_emit_move): New function.
5506 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
5507 (mips_legitimize_const_move): Likewise.
5508 (mips_legitimize_move): Likewise.
5509 (mips_split_64bit_move): Likewise.
5510 (mips_restore_gp): Likewise.
5511 (mips_load_call_address): Likewise.
5512 (mips_emit_fcc_reload): Likewise.
5513 (mips_set_return_address): Likewise.
5514 (mips_block_move_straight): Likewise.
5515 (mips_block_move_loop): Likewise.
5516 (mips_setup_incoming_varargs): Likewise.
5517 (mips_save_reg): Likewise.
5518 (mips_expand_prologue): Likewise.
5519 (mips_restore_reg): Likewise.
5520 (mips_expand_epilogue): Likewise.
5521 (mips_output_mi_thunk): Likewise.
5522 (build_mips16_call_stub): Likewise.
5523 (mips_builtin_branch_and_move): Likewise.
5524 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
5525 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5526 (fixuns_truncdfdi2): Likewise.
5527 (fixuns_truncsfsi2): Likewise.
5528 (fixuns_truncsfdi2): Likewise.
5529 (loadgp_absolute): Likewise.
5530 (builtin_setjmp_setup): Likewise.
5531 (builtin_longjmp): Likewise.
5532 (untyped_call): Likewise.
5534 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5536 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
5537 an "rtx *" argument. Return a bool.
5538 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
5539 values and return true if they can be split. Take the same kind of
5540 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
5541 and store the lo_sum there if nonnull. Use the symbol type to
5542 determine whether a $gp or HIGH is needed.
5543 (mips_legitimize_address): Update call to mips_split_symbol and
5544 simplify accordingly.
5545 (mips_legitimize_const_move): Likewise.
5546 * config/mips/mips.md: In the combine define_split,
5547 check mips_split_symbol instead of splittable_symbolic_operand.
5548 Update use of mips_split_symbol in the generator code.
5549 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
5551 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5553 * config/mips/mips.c (mips_symbolic_address_p): Delete.
5554 (mips_symbol_insns_1): New function, split out from...
5555 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
5556 and stores separately from load addresses.
5557 (mips_classify_address): Replace uses of mips_symbolic_address_p
5558 with uses of mips_symbol_insns.
5559 (mips_address_insns): Update calls to mips_symbol_insns.
5560 (mips_const_insns): Likewise.
5561 (mips_legitimize_address): Likewise.
5563 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5565 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
5566 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5567 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
5568 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
5569 non-call contexts if TARGET_MIPS16.
5570 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
5571 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
5572 code for SYMBOL_ABSOLUTE.
5573 (mips_symbol_insns): Likewise.
5575 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5577 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
5578 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
5579 (mips_symbolic_constant_p): Likewise. Update the call to
5580 mips_classify_symbol.
5581 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
5582 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
5583 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
5584 (print_operand_reloc): Add a context argument. Update the call to
5585 mips_symbolic_constant_p.
5586 (print_operand): Update the calls to print_operand_reloc.
5587 (print_operand_address): Use print_operand_reloc rather than
5589 (mips_rewrite_small_data_p): Add a context argument. Update the call
5590 to mips_symbolic_constant_p.
5591 (mips_small_data_pattern_1): Make DATA the containing mem.
5592 Update the call to mips_rewrite_small_data_p.
5593 (mips_rewrite_small_data_1): Likewise.
5594 (mips_use_anchors_for_symbol_p): Update the call to
5595 mips_symbolic_constant_p.
5596 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5597 (splittable_symbolic_operand): Likewise.
5598 (move_operand): Likewise.
5599 (absolute_symbolic_operand): Likewise.
5600 (got_disp_operand): Likewise.
5601 (got_page_ofst_operand): Likewise.
5603 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5605 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5606 (SYMBOL_ABSOLUTE): ...this.
5607 (SYMBOL_SMALL_DATA): Rename to...
5608 (SYMBOL_GP_RELATIVE): ...this.
5609 (SYMBOL_CONSTANT_POOL): Rename to...
5610 (SYMBOL_PC_RELATIVE): ...this.
5611 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5612 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5613 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5614 after above changes.
5615 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5616 (general_symbolic_operand): Rename to...
5617 (absolute_symbolic_operand): ...this.
5618 * config/mips/mips.md: Update after above changes.
5620 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5621 Revital Eres <eres@il.ibm.com>
5623 * ddg.c (print_ddg): Add dump information.
5624 * modulo-sched.c (print_node_sched_params): Add parameter and
5626 (calculate_maxii): Remove function.
5627 (undo_generate_reg_moves): Likewise.
5628 (undo_permute_partial_schedule): Likewise.
5629 (kernel_number_of_cycles): Likewise.
5630 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5631 (sms_schedule): Use it. Remove profitability checks.
5632 (sms_schedule_by_order): Fix order of nodes within the cycle.
5634 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5636 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5637 -profile option, add pie support.
5638 (ENDFILE_SPEC): New spec.
5639 * config/gnu.h (LIB_SPEC): Add -profile option.
5641 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5643 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5644 * config/gnu.h (LIB_SPEC): Likewise.
5646 2007-08-07 Yaz Saito <saito@google.com>
5647 Ian Lance Taylor <iant@google.com>
5649 * common.opt (finstrument-functions-exclude-function-list): New
5651 (finstrument-functions-exclude-file-list): New option.
5652 * opts.c (char_p): Define and DEF_VEC.
5653 (flag_instrument_functions_exclude_functions): New static
5655 (flag_instrument_functions_exclude_files): New static variable.
5656 (add_instrument_functions_exclude_list): New static function.
5657 (flag_instrument_functions_exclude_p): New function.
5658 (common_handle_option): Handle new options.
5659 * flags.h (flag_instrument_functions_exclude_p): Declare.
5660 * gimplify.c (gimplify_function_tree): Call
5661 flag_instrument_functions_exclude_p.
5662 * doc/invoke.texi (Option Summary): Mention new options.
5663 (Code Gen Options): Document new options.
5665 2007-08-07 Ian Lance Taylor <iant@google.com>
5667 PR rtl-optimization/32776
5668 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5669 (resolve_use): Likewise.
5670 (decompose_multiword_subregs): Remove "changed" local variable.
5672 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5674 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5675 * configure: Regenerate.
5676 * config.in: Regenerate.
5677 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5680 2007-08-07 Ian Lance Taylor <iant@google.com>
5682 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5683 note, just delete the insn.
5685 2007-08-07 Andreas Schwab <schwab@suse.de>
5688 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5691 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5693 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5694 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5695 (decompose_multiword_subregs): Use the functions above to decompose
5696 multiword shifts and zero-extends.
5698 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5700 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5701 "assemble" descriptions which were swapped.
5703 2007-08-06 Chao-ying Fu <fu@mips.com>
5705 * fixed-value.h: New file.
5706 * fixed-value.c: New file.
5707 * Makefile.in (OBJS-common): Add fixed-value.o.
5708 (fixed-value.o): New rule.
5709 (GTFILES): Add fixed-value.h.
5710 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5711 to compare a.low and b.low.
5712 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5714 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5715 Daniel Jacobowitz <dan@codesourcery.com>
5718 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5720 (x86_64-*-netbsd*): Likewise.
5721 (x86_64-*-linux*): Likewise.
5722 (x86_64-*-kfreebsd*-gnu): Likewise.
5723 (x86_64-*-knetbsd*-gnu): Likewise.
5724 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5726 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5728 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5729 Add -fno-asynchronous-unwind-tables.
5731 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5732 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5733 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5734 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5735 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5737 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5739 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5740 (TARGET_C_MODE_FOR_SUFFIX): New.
5742 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5744 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5746 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5748 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5750 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5752 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5753 before checking function returns in conditional expressions.
5755 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5758 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5760 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5763 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5764 for INTEGRAL_TYPE_P.
5766 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5768 * configure.ac: Remove --enable-checking=df from default settings.
5769 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5770 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5771 if the parameter is true.
5772 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5773 DF_VERIFY_SCHEDULED flag is true.
5774 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5775 (df_finish_pass): Adjust prototype.
5776 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5779 * see.c (pass_see): Add TODO_df_verify.
5780 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5781 * global.c (rest_of_handle_global_alloc): Schedule verification
5783 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5785 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5786 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5787 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5789 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5790 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5791 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5793 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5794 Revital Eres <eres@il.ibm.com>
5796 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5798 * ddg.c (create_ddg_dependence): Rename to...
5799 (create_ddg_dep_from_intra_loop_link): This. Do not check
5800 for interloop edges. Do not create anti dependence edge when
5801 a true dependence edge exists in the opposite direction and
5802 -fmodulo-sched-allow-regmoves is set.
5803 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5804 (add_cross_iteration_register_deps): Create anti dependence edge
5805 when -fno-modulo-sched-allow-regmoves is set.
5806 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5808 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5810 * config/arm/arm.md (movsi): Add braces.
5812 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5815 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5816 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5819 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5821 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5822 state accessor functions.
5823 * cfgloopmanip.c (remove_path, create_preheaders,
5824 force_single_succ_latches, fix_loop_structure): Ditto.
5825 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5826 tree_duplicate_loop_to_header_edge): Ditto.
5827 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5828 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5830 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5831 cleanup_tree_cfg): Ditto.
5832 * tree-cfg.c (tree_merge_blocks): Ditto.
5833 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5834 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5835 loop_preheader_edge, single_exit): Ditto.
5836 (flow_loops_find): Do not clear loops->state.
5837 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5838 loops_state_clear): New functions.
5840 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5843 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5844 when adding to the base and convert ELT to sizetype instead of type.
5846 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5849 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5850 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5852 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5855 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5856 correct type the negate expression.
5858 2007-08-03 Jan Hubicka <jh@suse.cz>
5860 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5863 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5865 * config/rs6000/rs6000.c (struct processor_cost): Change
5866 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5867 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5869 (rios1_costs, rios2_cost): Correct cache line size.
5870 (rs6000_override_options): Set l2-cache-size parameter.
5872 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5873 Diego Novillo <dnovillo@google.com>
5876 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5877 if the range includes 0.
5879 2007-08-03 Ben Elliston <bje@au.ibm.com>
5881 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5882 mode to unspec expressions to silence a warning from the generator
5885 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5887 * config/ia64/constraints.md ("U"): Make constraint vector only.
5889 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5892 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5893 always_inline attribute on the function decl.
5895 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5898 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5899 if we are compiling with -fPIC.
5901 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5902 Nigel Stephens <nigel@mips.com>
5904 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5905 Define for MIPS32 and MIPS64.
5907 2007-08-02 Nick Clifton <nickc@redhat.com>
5909 * config/host-hpux.c: Change copyright header to refer to version
5910 3 of the GNU General Public License and to point readers at the
5911 COPYING3 file and the FSF's license web page.
5912 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5913 config/alpha/linux.h, config/alpha/alpha.opt,
5914 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5915 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5916 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5917 config/alpha/alpha.h, config/alpha/sync.md,
5918 config/alpha/openbsd.h, config/alpha/alpha.md,
5919 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5920 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5921 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5922 config/alpha/constraints.md, config/alpha/osf.h,
5923 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5924 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5925 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5926 config/frv/frv-asm.h, config/frv/frv-protos.h,
5927 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5928 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5929 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5930 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5931 config/s390/s390.opt, config/s390/s390-modes.def,
5932 config/s390/fixdfdi.h, config/s390/constraints.md,
5933 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5934 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5935 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5936 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5937 config/m32c/prologue.md, config/m32c/m32c.abi,
5938 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5939 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5940 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5941 config/m32c/jump.md, config/m32c/shift.md,
5942 config/m32c/m32c-protos.h, config/libgloss.h,
5943 config/spu/spu-protos.h, config/spu/predicates.md,
5944 config/spu/spu-builtins.h, config/spu/spu.c,
5945 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5946 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5947 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5948 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5949 config/sparc/hypersparc.md, config/sparc/predicates.md,
5950 config/sparc/linux.h, config/sparc/sp64-elf.h,
5951 config/sparc/supersparc.md, config/sparc/cypress.md,
5952 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5953 config/sparc/niagara.md, config/sparc/sparc.md,
5954 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5955 config/sparc/sparc.opt, config/sparc/sync.md,
5956 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5957 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5958 config/sparc/sparc.c, config/sparc/little-endian.opt,
5959 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5960 config/sparc/linux64.h, config/sparc/freebsd.h,
5961 config/sparc/sol2.h, config/sparc/rtemself.h,
5962 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5963 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5964 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5965 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5966 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5967 config/m32r/linux.h, config/m32r/constraints.md,
5968 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5969 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5970 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5971 config/i386/i386.md, config/i386/netware-crt0.c,
5972 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5973 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5974 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5975 config/i386/sol2.h, config/i386/constraints.md,
5976 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5977 config/i386/predicates.md, config/i386/geode.md,
5978 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5979 config/i386/freebsd64.h, config/i386/vxworksae.h,
5980 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5981 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5982 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5983 config/i386/netware.h, config/i386/i386-modes.def,
5984 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5985 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5986 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5987 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5988 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5989 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5990 config/i386/xm-mingw32.h, config/i386/linux64.h,
5991 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5992 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5993 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5994 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5995 config/i386/cygwin2.c, config/i386/i386-protos.h,
5996 config/i386/sync.md, config/i386/openbsd.h,
5997 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5998 config/i386/nto.h, config/i386/biarch64.h,
5999 config/i386/i386-coff.h, config/i386/freebsd.h,
6000 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
6001 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
6002 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
6003 config/darwin-protos.h, config/linux.opt, config/sol2.c,
6004 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
6005 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
6006 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
6007 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
6008 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
6009 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
6010 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
6011 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
6012 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
6013 config/sh/superh64.h, config/sh/rtemself.h,
6014 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
6015 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
6016 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
6017 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
6018 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
6019 config/avr/predicates.md, config/avr/constraints.md,
6020 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
6021 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
6022 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
6023 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
6024 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
6025 config/c4x/c4x-modes.def, config/c4x/rtems.h,
6026 config/c4x/predicates.md, config/c4x/c4x.h,
6027 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
6028 config/xtensa/predicates.md, config/xtensa/xtensa.c,
6029 config/xtensa/linux.h, config/xtensa/xtensa.h,
6030 config/xtensa/elf.h, config/xtensa/xtensa.md,
6031 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
6032 config/xtensa/xtensa-protos.h, config/dbx.h,
6033 config/stormy16/predicates.md, config/stormy16/stormy16.md,
6034 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
6035 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
6036 config/host-solaris.c, config/fr30/fr30.h,
6037 config/fr30/predicates.md, config/fr30/fr30-protos.h,
6038 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
6039 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
6040 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
6041 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
6042 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
6043 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
6044 config/host-linux.c, config/interix3.h, config/cris/cris.c,
6045 config/cris/predicates.md, config/cris/linux.h,
6046 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
6047 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
6048 config/cris/aout.opt, config/cris/cris-protos.h,
6049 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
6050 config/iq2000/iq2000.h, config/iq2000/predicates.md,
6051 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
6052 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
6053 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
6054 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
6055 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
6056 config/chorus.h, config/mn10300/mn10300.c,
6057 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
6058 config/mn10300/mn10300.h, config/mn10300/linux.h,
6059 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
6060 config/mn10300/mn10300.md, config/ia64/predicates.md,
6061 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
6062 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
6063 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
6064 config/ia64/freebsd.h, config/ia64/ia64.md,
6065 config/ia64/ia64-modes.def, config/ia64/constraints.md,
6066 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
6067 config/gofast.h, config/rtems.h, config/sol2-10.h,
6068 config/m68k/predicates.md, config/m68k/m68k.md,
6069 config/m68k/linux.h, config/m68k/m68k-modes.def,
6070 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
6071 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
6072 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
6073 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
6074 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
6075 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
6076 config/m68k/constraints.md, config/m68k/rtemself.h,
6077 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
6078 config/m68k/uclinux.h, config/rs6000/power4.md,
6079 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
6080 config/rs6000/linux.h, config/rs6000/eabi.h,
6081 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
6082 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
6083 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
6084 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
6085 config/rs6000/windiss.h, config/rs6000/603.md,
6086 config/rs6000/aix41.h, config/rs6000/cell.md,
6087 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
6088 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
6089 config/rs6000/darwin.md, config/rs6000/darwin64.h,
6090 config/rs6000/default64.h, config/rs6000/7xx.md,
6091 config/rs6000/darwin.opt, config/rs6000/spe.md,
6092 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
6093 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
6094 config/rs6000/7450.md, config/rs6000/linux64.h,
6095 config/rs6000/constraints.md, config/rs6000/440.md,
6096 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
6097 config/rs6000/rs6000.c, config/rs6000/aix52.h,
6098 config/rs6000/rs6000.h, config/rs6000/power6.md,
6099 config/rs6000/predicates.md, config/rs6000/altivec.md,
6100 config/rs6000/aix64.opt, config/rs6000/rios1.md,
6101 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
6102 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
6103 config/rs6000/darwin7.h, config/rs6000/dfp.md,
6104 config/rs6000/linux64.opt, config/rs6000/sync.md,
6105 config/rs6000/vxworksae.h, config/rs6000/power5.md,
6106 config/rs6000/lynx.h, config/rs6000/biarch64.h,
6107 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
6108 config/rs6000/eabispe.h, config/rs6000/e500.h,
6109 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
6110 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
6111 config/rs6000/aix.h, config/rs6000/vxworks.h,
6112 config/rs6000/40x.md, config/rs6000/aix51.h,
6113 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
6114 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
6115 config/arc/arc.h, config/mcore/mcore-elf.h,
6116 config/mcore/mcore-protos.h, config/mcore/predicates.md,
6117 config/mcore/mcore.md, config/mcore/mcore.c,
6118 config/mcore/mcore.opt, config/mcore/mcore.h,
6119 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
6120 config/score/predicates.md, config/score/score-version.h,
6121 config/score/score-protos.h, config/score/misc.md,
6122 config/score/elf.h, config/score/score.c, config/score/mac.md,
6123 config/score/score7.md, config/score/score.h,
6124 config/score/score-conv.h, config/score/score-mdaux.c,
6125 config/score/score.md, config/score/score.opt,
6126 config/score/score-modes.def, config/score/score-mdaux.h,
6127 config/score/mul-div.S, config/arm/uclinux-elf.h,
6128 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
6129 config/arm/symbian.h, config/arm/linux-elf.h,
6130 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
6131 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
6132 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
6133 config/arm/strongarm-pe.h, config/arm/arm.h,
6134 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
6135 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
6136 config/arm/arm-modes.def, config/arm/linux-eabi.h,
6137 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
6138 config/arm/arm-cores.def, config/arm/arm-protos.h,
6139 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
6140 config/arm/wince-pe.h, config/arm/neon.md,
6141 config/arm/constraints.md, config/arm/neon.ml,
6142 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
6143 config/arm/arm.opt, config/arm/arm926ejs.md,
6144 config/arm/predicates.md, config/arm/iwmmxt.md,
6145 config/arm/arm_neon.h, config/arm/unknown-elf.h,
6146 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
6147 config/arm/neon-testgen.ml, config/arm/arm.md,
6148 config/arm/xscale-coff.h, config/arm/pe.c,
6149 config/arm/arm-generic.md, config/arm/pe.h,
6150 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
6151 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
6152 config/arm/strongarm-elf.h, config/arm/cirrus.md,
6153 config/arm/netbsd-elf.h, config/arm/vxworks.h,
6154 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
6155 config/pa/predicates.md, config/pa/pa64-hpux.h,
6156 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
6157 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
6158 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
6159 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
6160 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6161 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
6162 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
6163 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
6164 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
6165 config/pa/pa64-regs.h, config/pa/pa-modes.def,
6166 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
6167 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
6168 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
6169 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
6170 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
6171 config/mips/linux64.h, config/mips/elforion.h,
6172 config/mips/constraints.md, config/mips/generic.md,
6173 config/mips/predicates.md, config/mips/4300.md,
6174 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
6175 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
6176 config/mips/5k.md, config/mips/vr4120-div.S,
6177 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
6178 config/mips/mips-protos.h, config/mips/6000.md,
6179 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
6180 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
6181 config/mips/mips-modes.def, config/mips/vr.h,
6182 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
6183 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
6184 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
6185 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
6186 config/vax/openbsd1.h, config/vax/netbsd.h,
6187 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
6188 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
6189 config/h8300/rtems.h, config/h8300/predicates.md,
6190 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
6191 config/h8300/h8300.md, config/h8300/h8300.opt,
6192 config/h8300/coff.h, config/h8300/h8300-protos.h,
6193 config/v850/v850.md, config/v850/predicates.md,
6194 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
6195 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
6196 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
6197 config/mmix/mmix.h, config/mmix/predicates.md,
6198 config/mmix/mmix-protos.h, config/mmix/mmix.md,
6199 config/mmix/mmix.c, config/mmix/mmix.opt,
6200 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
6201 config/bfin/rtems.h, config/bfin/bfin-modes.def,
6202 config/bfin/predicates.md, config/bfin/bfin-protos.h,
6203 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
6206 2007-08-02 Richard Sandiford <richard@codesourcery.com>
6208 * emit-rtl.c (reset_used_decls): Rename to...
6209 (set_used_decls): ...this. Set the used flag rather than clearing it.
6210 (unshare_all_rtl_again): Update accordingly. Set flags on argument
6211 DECL_RTLs rather than resetting them.
6213 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
6215 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
6217 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6219 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
6220 argument to find_reloads_address.
6222 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
6224 PR tree-optimization/32919
6225 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
6226 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
6227 (coalesce_ssa_name): Call it.
6229 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6230 David Ung <davidu@mips.com>
6232 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
6233 (__mips16_unorddf2, __mips16_floatunsidf): New.
6234 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
6236 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
6238 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6240 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
6241 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
6242 * tree.h (OMP_SECTIONS_CONTROL): New macro.
6243 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
6244 * omp-low.c (get_ws_args_for, determine_parallel_type,
6245 expand_omp_for_generic, expand_omp_for_static_nochunk,
6246 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6247 Work with more precise CFG.
6248 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
6249 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
6251 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
6252 * gimple-low.c (lower_stmt): Ditto.
6253 * tree-inline.c (estimate_num_insns_1): Ditto.
6254 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
6255 (OMP_SECTIONS_SWITCH): New.
6256 * tree-cfgcleanup.c (cleanup_omp_return): New.
6257 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
6258 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
6259 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
6260 (tree_redirect_edge_and_branch): Handle omp constructs.
6262 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
6263 with three arguments.
6265 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6267 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
6270 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6272 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
6273 the loop structures may need fixing.
6274 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
6276 (cleanup_tree_cfg_loop): Removed.
6277 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
6278 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
6279 instead of running cleanup_tree_cfg_loop.
6280 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
6281 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
6282 (tree_predictive_commoning): Declaration changed.
6283 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
6285 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6287 * doc/invoke.texi (l1-cache-size): Update documentation.
6288 (l2-cache-size): Document.
6289 * params.h (L2_CACHE_SIZE): New macro.
6290 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
6291 that L1_CACHE_SIZE is in kB now.
6292 (L2_CACHE_SIZE_BYTES): New macro.
6293 (tree_ssa_prefetch_arrays): Show size in kB.
6294 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
6295 and l2_cache_size fields.
6296 * config/i386/driver-i386.c (describe_cache): Detect cache size
6298 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
6299 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
6300 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
6301 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
6302 (override_options): Set l1-cache-size and l2-cache-size to default
6303 values if not specified otherwise.
6304 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
6305 (PARAM_L2_CACHE_SIZE): New.
6307 2007-08-01 Nigel Stephens <nigel@mips.com>
6308 David Ung <davidu@mips.com>
6309 Thiemo Seufer <ths@mips.com>
6310 Chris Dearman <chris@mips.com>
6311 Richard Sandiford <richard@codesourcery.com>
6313 * config.gcc (mips*-sde-elf*): New stanza.
6314 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
6315 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
6316 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
6317 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
6318 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
6319 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
6321 * config/mips/sde.h: New file.
6322 * config/mips/t-libgcc-mips16: Likewise.
6323 * config/mips/t-sde: Likewise.
6324 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
6325 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
6326 _MIPS_FPSET and _MIPS_SZINT.
6327 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
6328 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
6329 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
6330 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
6331 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6332 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6333 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
6334 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
6335 _MIPS_SZPTR and _MIPS_FPSET.
6336 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
6337 architecture is specified.
6338 (MIPS_32BIT_OPTION_SPEC): New macro.
6340 2007-07-31 Dan Hipschman <dsh@google.com>
6342 * gcc.c (end_going_arg): New function.
6343 (do_spec_2): Use it.
6344 (do_spec_1): Use it.
6346 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
6348 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
6349 only if ENABLE_CHECKING is defined.
6351 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
6353 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
6354 df_ru_add_problem, df_ru_get_bb_info): Removed.
6355 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
6356 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
6357 df_ru_free_bb_info, df_ru_alloc,
6358 df_ru_bb_local_compute_process_def,
6359 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
6360 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
6361 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
6362 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
6363 df_ru_add_problem): Removed.
6365 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6368 * pa.md (casesi32): Use match_scratch. Revise insn condition.
6369 (casesi32p, casesi64p): Likewise.
6370 (casesi): Adjust for above.
6372 2007-07-31 Richard Sandiford <richard@codesourcery.com>
6374 * mode-switching.c (create_pre_exit): Don't search past calls.
6376 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
6378 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
6380 2007-07-31 Revital Eres <eres@il.ibm.com>
6382 * ddg.c (add_deps_for_def): Rename to...
6383 (add_cross_iteration_register_deps): This. Change implementation
6384 to use only reaching def and def-use chains to construct the
6385 inter loop dependencies.
6386 (add_deps_for_use): Remove function.
6387 (build_inter_loop_deps): Call add_cross_iteration_register_deps
6388 function to build the inter loop dependencies.
6389 * modulo-sched.c (sms_schedule): Build only
6390 reaching def and def-use chains for the propose of the ddg
6393 2007-07-31 Julian Brown <julian@codesourcery.com>
6395 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
6396 New define_insns. Use correct RTL.
6397 (vec_set<mode>): Write as expander.
6399 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
6401 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
6402 to an unallocated space.
6404 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
6407 (split_constant_offset): Enable split_constant_offset to extract
6408 constants from other statements.
6409 * tree-vect-transform.c
6410 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
6411 to a temp var. Force base_offset to be simple.
6413 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
6415 * df-scan.c (df_scan_verify): Remove artificial limit on
6416 the number of blocks for verification.
6417 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
6418 df_simulate_defs): Avoid unnecessary insn checking for defs.
6420 2007-07-29 Mark Mitchell <mark@codesourcery.com>
6422 * config/m68k/lb1sf68.asm (FUNC): New macro.
6424 (__udivsi3): Likewise.
6425 (__divsi3): Likewise.
6426 (__umodsi3): Likewise.
6427 (__modsi3): Likewise.
6428 (__subdf3): Likewise.
6429 (__adddf3): Likewise.
6430 (__muldf3): Likewise.
6431 (__divdf3): Likewise.
6432 (__negdf2): Likewise.
6433 (__cmpdf2): Likewise.
6434 (__subsf3): Likewise.
6435 (__addsf3): Likewise.
6436 (__mulsf3): Likewise.
6437 (__divsf3): Likewise.
6438 (__negsf2): Likewise.
6439 (__cmpsf2): Likewise.
6440 (__eqdf2): Likewise.
6441 (__nedf2): Likewise.
6442 (__gtdf2): Likewise.
6443 (__gedf2): Likewise.
6444 (__ltdf2): Likewise.
6445 (__ledf2): Likewise.
6446 (__eqsf2): Likewise.
6447 (__nesf2): Likewise.
6448 (__gtsf2): Likewise.
6449 (__gesf2): Likewise.
6450 (__ltsf2): Likewise.
6451 (__lesf2): Likewise.
6453 2007-07-30 Ollie Wild <aaw@google.com>
6455 * c-ppoutput.c (print_lines_directives_only): New function.
6456 (scan_translation_unit_directives_only): New function.
6457 (preprocess_file): Add call to scan_translation_unit_directives_only.
6458 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
6459 (sanitize_cpp_opts): Add default flag_dump_macros setting for
6460 -fdirectives-only. Add errors for -fdirectives-only conflict with
6461 -Wunused-macros and -traditional.
6462 (finish_options): Add builtin macro initialization for
6463 -fdirectives-only + -fpreprocessed.
6464 * c.opt (fdirectives-only): New.
6465 * doc/cppopts.texi (fdirectives-only): New.
6467 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6469 * alias.c (record_set, memory_modified_1): Constify.
6470 * bt-load.c (note_btr_set): Likewise.
6471 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
6472 * combine.c (set_nonzero_bits_and_sign_copies,
6473 expand_field_assignment, record_dead_and_set_regs_1,
6474 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
6475 likely_spilled_retval_1): Likewise.
6476 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
6477 frv_io_handle_set): Likewise.
6478 * config/mips/mips.c (mips_sim_record_set,
6479 vr4130_true_reg_dependence_p_1): Likewise.
6480 * config/mt/mt.c (insn_dependent_p_1): Likewise.
6481 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
6482 * config/sh/sh.c (flow_dependent_p_1): Likewise.
6483 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
6484 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
6485 * ddg.c (mark_mem_store): Likewise.
6486 * df-problems.c (df_urec_mark_reg_change): Likewise.
6487 * function.c (update_epilogue_consts): Likewise.
6488 * gcse.c (record_set_info, record_last_set_info,
6489 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
6490 reg_clear_last_set): Likewise.
6491 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
6493 * jump.c (reversed_comparison_code_parts): Likewise.
6494 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
6495 reg_is_set): Likewise.
6496 * loop-iv.c (mark_altered): Likewise.
6497 * mode-switching.c (reg_becomes_live): Likewise.
6498 * optabs.c (no_conflict_move_test): Likewise.
6499 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
6501 * postreload.c (reload_combine_note_store, move2add_note_store):
6503 * regmove.c (flags_set_1): Likewise.
6504 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
6506 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
6508 * resource.c (update_live_status): Likewise.
6509 * rtl.h (set_of, note_stores): Likewise.
6510 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
6511 note_stores, parms_set): Likewise.
6512 * sched-rgn.c (sets_likely_spilled_1): Likewise.
6513 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
6515 * var-tracking.c (count_stores, add_stores): Likewise.
6517 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6519 * alias.c (mems_in_disjoint_alias_sets_p,
6520 fixed_scalar_and_varying_struct_p, aliases_everything_p,
6521 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
6522 write_dependence_p, mems_in_disjoint_alias_sets_p,
6523 read_dependence, true_dependence, canon_true_dependence,
6524 anti_dependence, output_dependence): Constify.
6525 * combine.c (extended_count): Likewise.
6526 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
6527 * cselib.c (get_value_hash, references_value_p,
6528 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
6529 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
6530 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
6531 * function.c (contains, prologue_epilogue_contains,
6532 sibcall_epilogue_contains): Likewise.
6533 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
6534 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
6535 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
6536 reg_or_subregno): Likewise.
6537 * recog.c (asm_noperands): Likewise.
6538 * reload1.c (function_invariant_p): Likewise.
6539 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
6540 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
6541 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
6542 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
6543 true_regnum, reg_or_subregno, condjump_in_parallel_p,
6544 extended_count, prologue_epilogue_contains,
6545 sibcall_epilogue_contains, function_invariant_p, true_dependence,
6546 canon_true_dependence, read_dependence, anti_dependence,
6547 output_dependence): Likewise.
6548 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
6550 2007-07-30 Julian Brown <julian@codesourcery.com>
6552 * config/arm/neon.md (V_ext): New mode attribute.
6553 (neon_vget_lane<mode>): Replace with define_expand.
6554 (neon_vget_lane<mode>_sext_internal)
6555 (neon_vget_lane<mode>_zext_internal): New define_insns for double
6556 and quad precision vectors.
6557 (neon_vget_lanedi): Add bounds check. Remove dead comment.
6558 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
6559 have typeless 32-bit result.
6561 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6564 * tree-affine.h (aff_tree): The type of rest is sizetype for types
6566 * tree-affine.c (aff_combination_scale): If type is a pointer type,
6567 use sizetype for rest.
6568 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
6569 (aff_combination_convert): Don't convert rest for pointer types.
6571 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6573 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
6575 * tree-ssa-alias.c: Add alloc-pool.h.
6576 (init_alias_info): Free alias_bitmap_obstack.
6577 (delete_alias_info): Call delete_mem_ref_stats.
6578 (get_mem_sym_stats_for): Use alloc_pool.
6579 (init_mem_ref_stats): Do not delete mem_ref_stats here.
6580 (delete_mem_sym_stats): Removed.
6582 2007-07-29 Sebastian Pop <sebpop@gmail.com>
6584 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
6585 functions cannot be represented as classical distance vectors.
6587 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6589 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
6590 * builtins.c (validate_arg, builtin_mathfn_code,
6591 validate_arglist): Likewise.
6592 * calls.c (call_expr_flags): Likewise.
6593 * combine.c (reg_nonzero_bits_for_combine,
6594 reg_num_sign_bit_copies_for_combine, get_last_value,
6595 reg_truncated_to_mode): Likewise.
6596 * emit-rtl.c (subreg_lowpart_p): Likewise.
6597 * expr.c (highest_pow2_factor_for_target,
6598 categorize_ctor_elements_1, categorize_ctor_elements,
6599 count_type_elements, contains_packed_reference,
6600 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6601 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6602 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6603 native_encode_int, native_encode_real, native_encode_complex,
6604 native_encode_vector, native_encode_expr, native_interpret_int,
6605 native_interpret_real, native_interpret_complex,
6606 native_interpret_vector, native_interpret_expr): Likewise.
6607 * function.c (use_register_for_decl): Likewise.
6608 * gimplify.c (get_name): Likewise.
6609 * langhooks-def.h (lhd_return_null_const_tree): New.
6610 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6611 * langhooks.c (lhd_return_null_const_tree): New.
6612 * langhooks.h (lang_get_callee_fndecl): Constify.
6613 * output.h (constructor_static_from_elts_p): Likewise.
6614 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6615 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6616 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6617 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6618 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6619 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6620 * rtlhooks-def.h (reg_nonzero_bits_general,
6621 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6623 * rtlhooks.c (reg_num_sign_bit_copies_general,
6624 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6626 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6627 * stor-layout.c (mode_for_size_tree): Likewise.
6628 * tree-ssa-loop-im.c (memref_eq): Likewise.
6629 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6630 * tree.c (contains_placeholder_p, type_list_equal,
6631 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6633 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6634 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6635 contains_placeholder_p, contains_packed_reference,
6636 get_callee_fndecl, operand_equal_for_phi_arg_p,
6637 warn_if_unused_value, is_body_block, native_encode_expr,
6638 native_interpret_expr, fold_convertible_p, operand_equal_p,
6639 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6640 validate_arglist, simple_cst_equal, type_list_equal,
6641 use_register_for_decl, call_expr_flags, get_name,
6642 highest_pow2_factor): Likewise.
6643 (const_call_expr_arg_iterator_d,
6644 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6645 first_const_call_expr_arg, more_const_call_expr_args_p,
6646 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6647 * varasm.c (constructor_static_from_elts_p): Constify.
6649 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6651 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6652 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6653 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6654 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6655 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6656 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6657 spelling conventions.
6658 * doc/invoke.texi: Follow spelling conventions.
6660 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6661 Revital Eres <eres@il.ibm.com>
6663 * modulo-sched.c (sms_schedule): Avoid loops which includes
6664 auto-increment instructions.
6666 2007-07-28 Richard Guenther <rguenther@suse.de>
6669 * fold-const.c (fold_cond_expr_with_comparison): Convert
6670 operand zero of MIN/MAX_EXPR to correct type.
6672 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6674 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6675 flags_from_decl_or_type): Constify.
6676 * gcc.c (do_spec_1): Likewise.
6677 * print-tree.c (dump_addr, print_node_brief): Likewise.
6678 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6679 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6680 tree_purge_all_dead_eh_edges): Likewise.
6681 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6682 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6684 * tree.c (expr_location, expr_has_location, expr_locus,
6685 expr_filename, expr_lineno, get_inner_array_type,
6686 fields_compatible_p): Likewise.
6687 * tree.h (get_inner_array_type, fields_compatible_p,
6688 expr_location, expr_has_location, expr_locus, expr_filename,
6689 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6690 setjmp_call_p, alloca_call_p): Likewise.
6692 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6694 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6695 TV_FLOW_INSENSITIVE.
6697 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6699 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6700 (compute_flow_insensitive_aliasing): Ditto for
6701 TV_FLOW_INSENSITIVE.
6703 2007-07-27 Jan Hubicka <jh@suse.cz>
6705 * config/i386/i386.c (register_move_cost): Remove accidentally
6706 comitted #if 0 block.
6708 * attribs.c: Include hashtab.h
6709 (attribute_hash): New.
6710 (substring): New structure.
6711 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6713 (init_attributes): Initialize attribute hash.
6714 (decl_attributes): Use attribute hash.
6715 * Makefile.in (attribs.c): Depend on hashtab.h.
6717 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6719 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6721 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6723 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6724 __mips_dspr2 and __mips_dsp_rev macros.
6725 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6727 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6729 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6731 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6735 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6736 and the updating of the live and do_not_gen sets.
6737 (df_note_bb_compute): Added updating of live and do_not_gen sets
6738 for regular defs so that the case of clobber inside conditional
6739 call is processed correctly.
6741 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6743 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6744 operands with compatible type.
6746 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6748 * expr.h (store_bit_field): Don't return a value.
6749 * expmed.c (check_predicate_volatile_ok): New function.
6750 (store_bit_field_1): New function, extracted from store_bit_field.
6751 Take a fallback_p argument and return true if the operation succeeded.
6752 Only use store_fixed_bit_field if fallback_p. Don't recompute
6753 mode_for_extraction; use op_mode instead. Try forcing memories
6754 into registers if the insv expander fails.
6755 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6756 Don't return a value.
6757 (convert_extracted_bit_field): New function, extracted from
6759 (extract_bit_field_1): Likewise. Take a fallback_p argument
6760 and return NULL if the operation succeeded. Only use
6761 extract_fixed_bit_field if fallback_p. Only calculate one
6762 extraction mode. Combine code for extv and extzv. Try forcing
6763 memories into registers if the ext(z)v expander fails.
6764 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6766 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6768 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6770 (df_ref): Likewise. Put regno with other integer fields.
6772 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6774 * df.h (df_mw_hardreg): Remove "loc" field.
6775 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6777 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6778 split out from df_set_unused_notes_for_mw. Return false for
6779 partial references. Assert that mw_reg is a REG when returning true.
6780 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6781 (df_whole_mw_reg_dead_p): New function, split out from
6782 df_set_dead_notes_for_mw. Return false for partial references.
6783 Assert that mw_reg is a REG when returning true.
6784 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6785 Remove redundant bitmap check.
6787 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6789 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6790 ($(T)crtend.o): Likwise.
6791 ($(T)crtbeginS.o): Likwise.
6792 ($(T)crtendS.o): Likwise.
6793 ($(T)crtfastmath.o): Likwise.
6795 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6797 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6798 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6799 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6800 and x_n_bbs_in_dom_tree fields.
6802 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6804 PR tree-optimization/32087
6805 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6806 Do not call scale_bbs_frequencies_int with prob of zero.
6808 2007-07-26 Julian Brown <julian@codesourcery.com>
6810 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6811 (neon_element_bits): Add prototypes.
6812 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6813 (neon_const_bounds, neon_element_bits): New functions.
6814 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6815 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6816 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6817 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6818 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6819 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6820 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6821 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6822 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6823 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6824 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6825 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6826 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6828 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6830 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6831 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6833 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6834 Julian Brown <julian@codesourcery.com>
6836 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6837 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6838 * config/arm/cortex-a8.md: New.
6839 * config/arm/cortex-a8-neon.md: New.
6840 * config/arm/neon-schedgen.ml: New.
6841 * config/arm/neon.md (vqh_mnem): New.
6843 (Is_float_mode): New.
6844 (Scalar_mul_8_16): New.
6846 (V_mode_nunits): New.
6847 (All instruction patterns): Annotate with neon_type attribute
6849 * config/arm/arm.md: Include cortex-a8.md.
6850 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6852 Annotate instruction patterns accordingly.
6853 (generic_sched): Do not use generic scheduling for Cortex-A8.
6854 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6856 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6858 * fold-const.c (fold_read_from_constant_string): Use
6860 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6862 2007-07-26 Nick Clifton <nickc@redhat.com>
6864 * tree-ssa-operands.h: Change copyright header to refer to version
6865 3 of the GNU General Public License and to point readers at the
6866 COPYING3 file and the FSF's license web page.
6867 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6868 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6869 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6870 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6871 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6872 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6873 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6874 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6875 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6876 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6877 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6878 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6879 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6880 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6881 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6882 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6883 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6884 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6885 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6886 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6887 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6888 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6889 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6890 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6891 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6892 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6893 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6894 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6895 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6896 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6897 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6898 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6899 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6900 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6901 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6902 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6903 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6904 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6905 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6906 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6907 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6908 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6909 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6910 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6911 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6912 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6913 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6914 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6915 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6916 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6917 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6918 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6919 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6920 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6921 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6922 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6923 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6924 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6925 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6926 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6927 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6928 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6929 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6930 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6931 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6932 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6933 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6934 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6935 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6936 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6937 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6938 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6939 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6940 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6941 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6942 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6943 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6944 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6945 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6946 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6947 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6948 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6949 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6950 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6951 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6952 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6953 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6954 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6955 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6956 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6957 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6958 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6959 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6960 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6961 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6962 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6963 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6964 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6965 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6966 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6967 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6968 convert.c, convert.h, langhooks-def.h, reload1.c,
6969 tree-ssa-operands.c: Likewise.
6971 2007-07-26 Jan Hubicka <jh@suse.cz>
6973 * tree-ssa-live.c: Include debug.h and flags.h.
6974 (mark_scope_block_unused): New function.
6975 (remove_unused_scope_block_p): New function.
6976 (remove_unused_locals): Remove unused blocks too.
6978 2007-07-25 Ian Lance Taylor <iant@google.com>
6980 * combine.c (combine_max_regno): Remove. Remove all uses.
6981 (struct reg_stat_struct): Rename from struct reg_stat.
6982 (reg_stat_type): Define, and declare VECs.
6983 (reg_stat): Change from pointer to VEC. Change all uses.
6984 (combine_split_insns): New static function.
6985 (try_combine, find_split_point): Call it instead of split_insns.
6987 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6989 * cfghooks.c (split_block): Fix the information about loop latch.
6991 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6993 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6995 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6997 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6998 Scan the new edge for loop exit info.
7000 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
7002 * config/darwin.c: Include debug.h.
7004 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7007 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
7009 2007-07-25 Steve Ellcey <sje@cup.hp.com>
7011 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
7012 (HARD_REGNO_MODE_OK): Ditto.
7013 (MODES_TIEABLE_P): Ditto.
7014 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
7015 (CLASS_MAX_NREGS): Ditto.
7016 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
7017 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
7018 (divdf3_internal_thr): Removed.
7019 * config/ia64/div.md: New file.
7020 * config/ia64/constraints.md: Add H constraint.
7022 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7024 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
7025 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
7026 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
7027 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
7028 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
7029 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
7030 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
7031 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
7032 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
7033 dump_sbitmap_file, debug_sbitmap, popcount_table,
7034 sbitmap_popcount): Constify.
7035 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
7036 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
7037 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
7038 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
7039 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
7040 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
7041 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
7042 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
7043 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
7044 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
7045 sbitmap_popcount, sbitmap_verify_popcount): Constify.
7047 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7049 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
7050 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
7051 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
7052 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
7053 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
7054 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
7055 bitmap_intersect_p, bitmap_intersect_compl_p,
7056 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7057 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
7059 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
7060 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
7061 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
7062 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
7063 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
7064 debug_bitmap, debug_bitmap_file, bitmap_print,
7065 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
7066 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
7068 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
7070 * config/darwin.c (darwin_override_options): Additional fix for
7071 debug info formats that don't support var tracking.
7073 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7075 * cselib.c (entry_and_rtx_equal_p): Constify.
7076 * gengtype.c (output_mangled_typename, write_types, write_local):
7078 * gengtype.h (const_type_p): New.
7079 * see.c (eq_descriptor_extension, hash_descriptor_extension):
7081 * tlink.c (scan_linker_output): De-constify.
7082 * tree-ssa-loop-im.c (memref_eq): Constify.
7083 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
7084 (shared_bitmap_hash, shared_bitmap_eq): Constify.
7086 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7088 * c-common.c (fname_as_string, c_type_hash): Constify.
7089 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7090 * cgraph.c (edge_hash, edge_eq): Likewise.
7091 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
7092 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
7093 reg_attrs_htab_eq): Likewise.
7094 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
7096 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
7097 const_decl_t, const_state_t, const_automata_list_el_t): New.
7098 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
7099 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
7100 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
7101 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
7102 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
7103 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
7104 compare_max_occ_cycle_nums, out_state_arcs_num,
7105 compare_transition_els_num, units_cmp, state_reservs_cmp):
7107 * genmodes.c (cmp_modes): Likewise.
7108 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
7109 * gimplify.c (compare_case_labels): Likewise.
7110 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
7111 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
7112 * matrix-reorg.c (mtt_info_hash): Likewise.
7113 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
7114 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
7115 (htab_hash_bucket, htab_hash_elem): Constify.
7116 * tree-browser.c (TB_parent_eq): Likewise.
7117 * tree-scalar-evolution.c (hash_scev_info): Likewise.
7118 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
7119 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
7120 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
7122 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
7123 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
7124 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
7125 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
7126 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
7128 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
7129 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
7130 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
7131 * tree-ssa-threadupdate.c (redirection_data_hash,
7132 redirection_data_eq): Likewise.
7133 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
7134 * tree-ssa.c (var_ann_eq): Likewise.
7135 * tree-vrp.c (compare_case_labels): Likewise.
7136 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
7137 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
7138 tree_not_check_failed, tree_class_check_failed,
7139 tree_range_check_failed, tree_not_class_check_failed,
7140 omp_clause_check_failed, omp_clause_range_check_failed,
7141 tree_contains_struct_check_failed, tree_operand_check_failed):
7143 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
7144 tree_not_check_failed, tree_class_check_failed,
7145 tree_range_check_failed, tree_not_class_check_failed,
7146 tree_operand_check_failed, omp_clause_operand_check_failed,
7147 tree_operand_length): Likewise.
7148 * var-tracking.c (const_variable): New.
7149 (variable_htab_hash, variable_htab_eq): Constify.
7150 * varasm.c (const_desc_hash): Likewise.
7152 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7154 * expr.c (handled_component_p): Constify.
7155 * fold-const.c (fit_double_type): Likewise.
7156 * real.h (real_value_from_int_cst): Likewise.
7157 * tree-flow-inline.h (gimple_in_ssa_p,
7158 gimple_aliases_computed_p, gimple_addressable_vars,
7159 gimple_call_clobbered_vars, gimple_referenced_vars,
7160 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
7161 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
7162 may_aliases, end_readonly_imm_use_p, has_zero_uses,
7163 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
7164 is_label_stmt, is_global_var, phi_ssa_name_p,
7165 factoring_name_p, is_call_clobbered, tree_common_ann,
7166 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
7167 unmodifiable_var_p, array_ref_contains_indirect_ref,
7168 ref_contains_array_ref, lookup_subvars_for_var,
7169 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
7170 gimple_mem_ref_stats): Likewise.
7171 * tree-flow.h (tree_common_ann, var_ann, function_ann,
7172 may_aliases, is_exec_stmt, is_label_stmt,
7173 ref_contains_array_ref, array_ref_contains_indirect_ref,
7174 var_can_have_subvars, overlap_subvar, is_call_clobbered,
7175 unmodifiable_var_p): Likewise.
7176 * tree-gimple.c (is_gimple_min_invariant): Likewise.
7177 * tree-gimple.h (is_gimple_min_invariant): Likewise.
7178 * tree.c (type_hash_list, attribute_hash_list, tree_size,
7179 cst_and_fits_in_hwi, real_value_from_int_cst,
7180 build_real_from_int_cst, integer_zerop, integer_onep,
7181 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
7182 tree_floor_log2, real_zerop, real_onep, real_twop,
7183 real_minus_onep, really_constant_p, purpose_member, chain_member,
7184 list_length, fields_length, int_size_in_bytes, bit_position,
7185 int_bit_position, byte_position, int_byte_position, expr_align,
7186 array_type_nelts, tree_node_structure,
7187 type_contains_placeholder_1, iterative_hash_pointer,
7188 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
7189 tree_map_base_eq, type_hash_list, type_hash_eq,
7190 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
7191 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
7192 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7193 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
7194 int_fits_type_p, get_containing_scope, decl_function_context,
7195 decl_type_context, omp_clause_operand_check_failed,
7196 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
7197 * tree.h (omp_clause_operand_check_failed, tree_size,
7198 build_real_from_int_cst, array_type_nelts, purpose_member,
7199 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
7200 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7201 is_attribute_p, check_qualified_type, expr_align,
7202 int_size_in_bytes, bit_position, int_bit_position, byte_position,
7203 int_byte_position, list_length, fields_length, initializer_zerop,
7204 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
7205 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
7206 tree_node_structure, handled_component_p, get_containing_scope,
7207 decl_function_context, decl_type_context, real_zerop,
7208 type_num_arguments, fit_double_type, really_constant_p,
7209 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
7210 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
7211 real_twop, real_minus_onep, int_cst_value): Likewise.
7213 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7215 * cfglayout.c (insn_scope, insn_line): Constify.
7216 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
7217 const_double_htab_hash, const_double_htab_eq,
7218 mem_attrs_htab_hash): Likewise.
7219 * loop-iv.c (biv_eq): Likewise.
7220 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
7221 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
7222 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
7224 * rtl-error.c (location_for_asm, diagnostic_for_asm,
7225 error_for_asm, warning_for_asm, _fatal_insn,
7226 _fatal_insn_not_found): Likewise.
7227 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
7228 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
7229 rtl_check_failed_type2, rtl_check_failed_code1,
7230 rtl_check_failed_code2, rtl_check_failed_code_mode,
7231 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
7232 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
7233 rtl_check_failed_type2, rtl_check_failed_code1,
7234 rtl_check_failed_code2, rtl_check_failed_code_mode,
7235 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
7236 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
7237 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
7238 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
7239 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
7240 rtx_unstable_p, get_integer_term, get_related_value,
7241 offset_within_block_p, reg_mentioned_p, count_occurrences,
7242 reg_referenced_p, reg_used_between_p, no_labels_between_p,
7243 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
7244 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
7245 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
7246 find_constant_src, find_reg_fusage, find_regno_fusage,
7247 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
7248 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
7249 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
7250 computed_jump_p, auto_inc_p, in_expr_list_p,
7251 remove_node_from_expr_list, loc_mentioned_in_p,
7252 label_is_jump_target_p, reversed_comparison_code_parts,
7253 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
7254 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
7255 print_inline_rtx): Likewise.
7256 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
7257 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
7258 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
7259 get_integer_term, get_related_value, offset_within_block_p,
7260 count_occurrences, reg_mentioned_p, no_labels_between_p,
7261 reg_used_between_p, reg_referenced_p, single_set_2,
7262 multiple_sets, set_noop_p, refers_to_regno_p,
7263 reg_overlap_mentioned_p, dead_or_set_p,
7264 covers_regno_no_parallel_p, covers_regno_p,
7265 dead_or_set_regno_p, find_reg_note, find_regno_note,
7266 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
7267 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
7268 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
7269 side_effects_p, may_trap_p_1, may_trap_p,
7270 may_trap_after_code_motion_p, may_trap_or_fault_p,
7271 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
7272 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
7273 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
7274 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
7275 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
7277 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
7278 warning_for_asm): Likewise.
7279 * tree.h (print_rtl): Likewise.
7280 * varasm.c (get_pool_mode): Likewise.
7282 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7284 * c-lex.c (c_lex_with_flags, lex_string): Constify.
7285 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
7286 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7287 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
7288 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
7289 * ddg.c (compare_sccs): Likewise.
7290 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
7291 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
7292 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
7293 decimal_do_fix_trunc, decimal_real_to_integer,
7294 decimal_real_to_integer2, decimal_real_maxval): Likewise.
7295 * dse.c (const_group_info_t): New.
7296 (invariant_group_base_eq, invariant_group_base_hash): Constify.
7297 * dwarf2out.c (const_dw_die_ref): New.
7298 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
7299 * tree-browser.c (TB_parent_eq): Likewise.
7300 * unwind-dw2-fde.c (__register_frame_info_bases,
7301 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
7302 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
7304 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
7305 * unwind-dw2.c (uw_frame_state_for): Likewise.
7306 * value-prof.c (histogram_hash, histogram_eq): Likewise.
7307 * value-prof.h (const_histogram_value): New.
7309 2007-07-25 Richard Sandiford <richard@codesourcery.com>
7311 * config/mips/mips.c (machine_function): Add
7312 initialized_mips16_gp_pseudo_p.
7313 (mips16_gp_pseudo_reg): Do not emit the initialization of
7314 mips16_gp_pseudo_rtx when being called from the gimple cost-
7315 calculation routines; emit it on the first use outside those
7318 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7320 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
7323 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7324 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
7325 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
7326 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
7327 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
7328 Preserve const-ness of parameters through use of __typeof(),
7329 also constify and tidy.
7331 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
7332 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
7333 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
7334 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
7335 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
7336 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
7337 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
7338 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
7339 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
7341 2007-07-25 Julian Brown <julian@codesourcery.com>
7342 Mark Shinwell <shinwell@codesourcery.com>
7344 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
7345 (alpha_mangle_type): This.
7346 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7347 (TARGET_MANGLE_TYPE): Define this instead.
7348 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
7349 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
7350 (arm_init_neon_builtins): Fix comment.
7351 (arm_mangle_map_entry): New.
7352 (arm_mangle_map): New.
7353 (arm_mangle_type): New.
7354 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
7355 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
7356 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
7357 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7358 (TARGET_MANGLE_TYPE): Define this instead.
7359 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
7360 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
7361 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
7362 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7363 (TARGET_MANGLE_TYPE): Define this instead.
7364 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
7366 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
7367 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7368 (TARGET_MANGLE_TYPE): Define this instead.
7369 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
7370 (s390_mangle_type): This.
7371 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7372 (TARGET_MANGLE_TYPE): Define this instead.
7373 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
7374 (sparc_mangle_type): This.
7375 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7376 (TARGET_MANGLE_TYPE): Define this instead.
7377 * cp/mangle.c (write_type): Call mangle_type target hook on all
7378 types before mangling. Use original type, not main variant, as
7380 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
7381 (TARGET_MANGLE_TYPE): This.
7382 * target.h (gcc_target): Rename mangle_fundamental_type to
7384 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
7385 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
7387 2007-07-25 Julian Brown <julian@codesourcery.com>
7388 Paul Brook <paul@codesourcery.com>
7389 Joseph Myers <joseph@codesourcery.com>
7390 Mark Shinwell <shinwell@codesourcery.com>
7392 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
7393 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
7394 (with_fpu): Allow --with-fpu=neon.
7395 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
7396 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
7397 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
7398 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
7399 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
7400 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
7401 (neon_emit_pair_result_insn, neon_disambiguate_copy)
7402 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
7403 (output_move_neon): Add prototypes.
7404 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
7405 (all_fpus): Add FPUTYPE_NEON.
7406 (fp_model_for_fpu): Add NEON field.
7407 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
7408 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
7410 (arm_legitimate_address_p): Don't support fancy addressing for NEON
7412 (thumb2_legitimate_address_p): Likewise.
7413 (neon_valid_immediate): Recognize and prepare constants suitable for
7415 (neon_immediate_valid_for_move): New function. Recognize and prepare
7416 immediates for NEON move instructions.
7417 (neon_immediate_valid_for_logic): New function. Recognize and
7418 prepare immediates for NEON logic instructions.
7419 (neon_output_logic_immediate): New function. Create asm string
7420 suitable for outputting immediate logic instructions.
7421 (neon_pairwise_reduce): New function. Implement reduction using
7422 pairwise operations.
7423 (neon_expand_vector_init): New function. Expand a (possibly
7424 non-constant) vector initialization.
7425 (neon_vector_mem_operand): New function. Memory operands supported
7426 for quad-word loads/stores to/from ARM or NEON registers. Don't
7427 allow base+offset addressing for core regs.
7428 (neon_struct_mem_operand): New function. Valid mems for NEON
7430 (coproc_secondary_reload_class): Enable NEON registers to be loaded
7431 from neon_vector_mem_operand addresses without a secondary register.
7432 (add_minipool_forward_ref): Handle >8-byte minipool entries.
7433 (add_minipool_backward_ref): Likewise.
7434 (dump_minipool): Likewise.
7435 (push_minipool_fix): Likewise.
7436 (output_move_quad): New function. Output quad-word moves, loads and
7437 stores using ARM registers.
7438 (output_move_vfp): Add support for vectors in VFP (NEON) D
7440 (output_move_neon): Output a NEON load/store to/from a quadword
7442 (arm_print_operand): Implement new codes:
7443 - 'c' for unadorned integers (without a # sign).
7444 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
7446 - 'e', 'f' for the low and high D parts of a NEON Q register.
7447 - 'q' outputs a NEON Q register.
7448 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
7449 - 'T' prints NEON opcode features from a coded bitmask.
7450 - 'F' is similar to T, but signed/unsigned codes both print as
7452 - 't' is similar to T, but 'u' is printed instead of 'p'.
7453 - 'O' prints 'r' if NEON instruction should perform rounding (as
7454 specified by bitmask), else prints nothing.
7455 - '#' is a punctuation character to stop operand numbers from
7456 running together with following digits in the assembler
7457 strings for instructions (when using mode attributes).
7458 (arm_assemble_integer): Handle extra NEON vector modes. Permute
7459 constant vectors in big-endian mode, where necessary.
7460 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
7461 Handle EI, OI, CI, XI modes.
7462 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
7463 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
7464 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
7465 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
7466 (neon_builtin_type_bits): Add enumeration, one bit for each vector
7468 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
7469 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
7470 to turn v8qi, etc. into bits defined above.
7471 (neon_itype): New enumeration. Classifications of NEON builtins.
7472 (neon_builtin_datum): Define struct. Contains information about
7473 a single builtin (with multiple modes).
7474 (CF): Define helper macro for...
7475 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
7477 (neon_builtin_data): New array. Define information about builtins
7478 for use during initialization/expansion.
7479 (arm_init_neon_builtins): New function.
7480 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
7482 (neon_builtin_compare): New function.
7483 (locate_neon_builtin_icode): New function. Find an insn code for a
7484 builtin given a function code for that builtin. Also return type of
7485 builtin (NEON_BINOP, NEON_UNOP etc.).
7486 (builtin_arg): New enumeration. Types of arguments for builtins.
7487 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
7488 Takes a variable argument list of builtin_arg types, terminated by
7490 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
7491 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
7492 (neon_emit_pair_result_insn): New function. Support returning pairs
7493 of vectors via a pointer.
7494 (neon_disambiguate_copy): New function. Set up operands for a
7495 multi-word copy such that registers do not get clobbered.
7496 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
7497 ARM_BUILTIN_NEON_BASE.
7498 (arm_file_start): Set float-abi attribute for NEON.
7499 (arm_vector_mode_supported_p): Enable NEON vector modes.
7500 (arm_mangle_map_entry): New.
7501 (arm_mangle_map): New.
7502 (arm_mangle_vector_type): New.
7503 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
7505 (TARGET_NEON): New macro. Target supports NEON.
7506 (fputype): Add FPUTYPE_NEON.
7507 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
7508 for vectorization based on command-line arg.
7509 (NEON_REGNO_OK_FOR_NREGS): Define.
7510 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
7511 (VALID_NEON_STRUCT_MODE): Define.
7512 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
7513 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
7514 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
7515 (consttable_16): Add pattern for outputting 16-byte minipool
7517 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
7519 (vec-common.md, neon.md): Include md files.
7520 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
7521 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
7522 (memory_constraint "Ut", "Un", "Us"): Define.
7523 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
7524 (MMX_char): New mode attribute.
7525 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
7526 (*add<mode>3_iwmmxt): New insn pattern.
7527 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
7528 (*sub<mode>3_iwmmxt): New insn pattern.
7529 (mulv4hi3): Rename to...
7530 (*mulv4hi3_iwmmxt): This.
7531 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
7532 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
7533 (uminv4hi3, uminv2si3): Remove. Replace with...
7534 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
7535 (*umin<mode>3_iwmmxt): These.
7536 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
7537 (ashr<mode>3_iwmmxt): This new pattern.
7538 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
7539 (lshr<mode>3_iwmmxt): This new pattern.
7540 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
7541 (ashl<mode>3_iwmmxt): This new pattern.
7542 * config/arm/neon-docgen.ml: New file. Generate documentation for
7544 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
7545 * config/arm/arm_neon.h: New (autogenerated).
7546 * config/arm/neon-testgen.ml: New file. Generate NEON tests
7548 * config/arm/neon.md: New file. Define NEON instructions.
7549 * config/arm/neon.ml: New file. Abstract description of NEON
7550 instructions, used to generate arm_neon.h header, documentation and
7552 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
7553 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
7555 * doc/extend.texi (ARM Built-in Functions): Rename and remove
7557 (ARM NEON Intrinsics): New subsection.
7558 * doc/arm-neon-intrinsics.texi: New (autogenerated).
7560 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
7562 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
7565 2007-07-24 Jan Hubicka <jh@suse.cz>
7567 * regclass.c (move_table): New type.
7568 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
7569 (init_move_cost): Break out from ...
7570 (init_reg_sets_1): ... here; simplify computation of
7571 have_regs-of_mode and contains_reg_of_mode.
7572 (record_reg_classes): Unswitch internal loops.
7573 (copy_cost): Trigger lazy initialization of move cost
7574 (record_address_regs): Likewise.
7576 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
7578 * config/darwin.c (darwin_override_options): Don't force on
7579 flag_var_tracking_uninit when no debug info is requested.
7581 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7583 * cfgloop.c (init_loops_structure): New function.
7584 (flow_loops_find): Create root of the loop tree unconditionally.
7586 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
7588 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
7590 2007-07-24 Jan Hubicka <jh@suse.cz>
7592 * caller-save.c: Include ggc.h, gt-caller-save.h
7593 (reg_save_code, reg_restore_code): Rename to ...
7594 (cached_reg_save_code, cached_reg_restore_code): ... those.
7595 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
7596 (reg_save_code, reg_restore_code): New functions.
7597 (init_caller_save): Do not intialize
7598 reg_save_code/reg_restore_code tables.
7599 * Makefile.in: (gt-caller-save.h): New.
7601 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7603 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7604 with the mode of the original operand instead of
7607 2007-07-23 Jan Hubicka <jH@suse.cz>
7609 * i386.c (ix86_secondary_memory_needed): Break out to...
7610 (inline_secondary_memory_needed): ... here.
7611 (ix86_memory_move_cost): Break out to ...
7612 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7613 maximum of input and output; fix handling of Q_REGS on 64bit.
7614 (ix86_secondary_memory_needed): Microoptimize.
7616 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7618 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7619 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7620 stmts_from_loop, known_dependences_p, build_rdg): New.
7621 * tree-data-ref.h: Depends on graphds.h.
7622 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7623 (build_rdg): Declared.
7624 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7626 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7628 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7631 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7632 Jakub Jelinek <jakub@redhat.com>
7634 PR middle-end/PR28690
7635 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7637 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7638 and MEM_POINTER operands over REG and MEM operands.
7639 (swap_commutative_operands_p): Change return value to bool.
7640 * rtl.h: Update the corresponding prototype.
7641 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7642 instead of gen_rtx_PLUS.
7643 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7644 value to bool. Change function arguments to rtx's and update code
7646 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7647 calls to match the new declaration.
7648 * simplify-rtx.c (simplify_associative_operation): Don't
7649 reorder simplify_binary_operation arguments.
7651 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7653 * config/mips/mips.c (override_options): Use mips_costs to derive
7654 the default branch cost.
7655 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7657 * config/mips/mips.opt (mbranch-cost=): New option.
7658 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7660 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7662 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7663 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7664 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7665 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7667 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7669 * config/mips/constraints.md (ks): New constraint.
7670 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7671 (*add<mode>3_mips16): ...here.
7673 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7675 * optabs.h (enum optab_index): Add new OTI_signbit.
7676 (signbit_optab): Define corresponding macro.
7677 (enum insn_code signbit_optab[]): Remove array.
7678 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7679 (expand_copysign_absneg): If back end provides signbit insn, use it
7680 instead of bit operations on floating point argument.
7681 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7682 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7683 for availability of signbit insn.
7685 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7686 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7687 SSE mode is not active.
7688 (isinf<mode>2): Disable for mfpmath=sse,387.
7690 2007-07-22 Ben Elliston <bje@au.ibm.com>
7692 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7694 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7696 2007-07-20 Richard Guenther <rguenther@suse.de>
7698 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7699 integral typed condition.
7700 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7701 booleanness. Only preserve conversions from a non-base
7702 type to a base type, not in general between types with
7703 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7704 * tree.def (COND_EXPR): Document that the condition
7705 can be of any integral type.
7707 2007-07-20 Nigel Stephens <nigel@mips.com>
7708 Richard Sandiford <richard@codesourcery.com>
7710 * config/mips/mips.h (mips_dwarf_regno): Declare.
7711 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7712 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7713 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7714 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7715 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7716 (REG_CLASS_NAMES): Update accordingly.
7717 * config/mips/mips.c (mips_dwarf_regno): New array.
7718 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7719 (mips_subword): Remove special handling for accumulator registers.
7720 (override_options): Initiailize mips_dwarf_regno. Remove use
7722 (mips_swap_registers): New function.
7723 (mips_conditional_register_usage): Swap accumulator registers
7724 around if TARGET_LITTLE_ENDIAN.
7725 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7726 * config/mips/constraints.md (h, l): Use the endianness to choose
7727 between MD0_REG and MD1_REG.
7728 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7729 alternative-dependent template.
7731 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7733 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7736 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7738 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7739 predecessor fallthru flags.
7741 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7743 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7744 of compare to the same type.
7745 * cfgloopmanip.c (add_loop): Update information about loop exits.
7746 (loop_version): Remove the innermost loop requirement.
7747 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7748 to sizetype for pointers.
7750 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7752 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7753 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7754 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7756 * config/dfp-bit.c: Empty for TFmode conversions.
7758 2007-07-18 Caroline Tice <ctice@apple.com>
7760 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7761 and handle them correctly; check that src is not NULL before
7763 (find_src_set_src): Likewise.
7765 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7767 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7768 (struct alignment_context, init_alignment_context): New.
7769 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7770 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7771 (XCHAL_HAVE_S32C1I): Likewise.
7772 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7773 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7774 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7775 (ATOMIC, HQI): New macros.
7776 (memory_barrier, *memory_barrier): New.
7777 (sync_lock_releasesi): New.
7778 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7779 (sync_lock_test_and_set<mode>): New.
7780 (sync_<atomic><mode>): New.
7781 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7782 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7783 (xtensa_expand_atomic): New.
7785 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7789 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7790 transformation for builtin ISNORMAL.
7791 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7792 * builtins.def (BUILT_IN_ISNORMAL): New.
7793 * doc/extend.texi: Document isnormal.
7795 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7799 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7800 optabs infrastructure. Provide generic implementation for
7802 (expand_builtin): Handle FINITE/ISFINITE.
7803 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7804 (fold_builtin_1): Likewise.
7806 * builtins.def (BUILT_IN_ISFINITE): New.
7808 * doc/extend.texi: Document isfinite.
7810 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7815 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7816 generic fallback for isinf.
7817 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7818 calculation code ...
7819 * real.c (get_max_float): ... to here.
7820 * real.h (get_max_float): New.
7822 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7826 * builtin-attrs.def (ATTR_TYPEGENERIC,
7827 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7829 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7830 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7831 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7832 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7834 * c-common.c (handle_type_generic_attribute): New.
7835 (c_common_attribute_table): Add "type generic".
7837 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7839 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7841 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7842 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7845 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7848 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7849 checking that the operand is an expression.
7851 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7852 Danny Smith <dannysmith@users.sourceforge.net>
7855 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7856 file mapping object in local namespace if Windows version later
7859 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7861 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7862 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7863 arm_cannot_force_const_mem.
7864 (arm_cannot_force_const_mem): New function.
7865 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7866 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7867 of arm_tls_referenced_p.
7868 * config/arm/arm.md (movsi): Split out-of-section constants when
7869 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7870 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7872 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7874 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7876 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7878 * config/mips/mips.md (*extendqihi2): Convert the destination
7881 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7883 * config/pa/fptr.c: Update license header.
7884 * config/pa/milli64.S: Likewise.
7886 2007-07-17 Nick Clifton <nickc@redhat.com>
7888 * COPYING_v3: New file. Contains version 3 of the GNU General
7890 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7891 Lesser General Public License.
7892 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7893 the GNU General Public License.
7895 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7897 PR rtl-optimization/32773
7898 * cfglayout.c (force_one_exit_fallthru): New function.
7899 (cfg_layout_finalize): Use it.
7901 2007-07-16 Richard Guenther <rguenther@suse.de>
7902 Uros Bizjak <ubizjak@gmail.com>
7904 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7905 before forcing it to gimple operand.
7907 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7908 David Ung <davidu@mips.com>
7910 * config/mips/mips.h (TUNE_24K): Define.
7911 (TUNE_MACC_CHAINS): Add TUNE_24K.
7912 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7914 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7915 (r74k_int_madd): .. this new reservation.
7916 (define_bypass): Fixed bypasses for r74k_int_madd to use
7918 * config/mips/24k.md (define_bypass): Define new
7919 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7921 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7922 Nigel Stephens <nigel@mips.com>
7924 * config/mips/mips.md: Include 20kc.md.
7925 * config/mips/20kc.md: New file.
7926 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7927 (mips_adjust_cost): Tweak for 20Kc.
7928 (mips_issue_rate): Likewise.
7929 * config/mips/mips.h (TUNE_20KC): Define.
7931 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7933 * config/rs6000/rs6000.c (struct processor_cost): Add
7934 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7936 (*_cost): Add cache information.
7937 (rs6000_override_options): Set cache parameters.
7939 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7942 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7943 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7945 2007-07-16 Paul Brook <paul@codesourcery.com>
7948 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7949 (cirrus_thumb2_movsi_insn): Ditto.
7951 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7953 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7956 2007-07-15 Andrew Haley <aph@redhat.com>
7958 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7959 before looking in the context.
7961 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7965 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7966 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7967 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7968 (pa_output_function_prologue): Use rp_saved and
7969 current_function_is_leaf to generate .CALLINFO statement.
7970 (hppa_expand_prologue): Set rp_saved.
7971 (hppa_expand_epilogue): Use rp_saved.
7972 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7973 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7975 2007-07-14 Dirk Mueller <dmueller@suse.de>
7977 * omega.c (coalesce): Fix memory leak on early exit.
7978 * matrix-reorg.c (check_allocation_function): Likewise.
7979 * tree-vect-transform.c (vect_get_new_vect_var): free result
7981 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7982 pass pointer to edge vector
7983 (partition_hot_cold_basic_blocks): Fix memory leak.
7984 * collect2.c (prefix_from_string): Free temporary storage.
7985 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7987 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7989 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7990 (DO_GLOBAL_DTORS_BODY): Likewise.
7992 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7993 Nigel Stephens <nigel@mips.com>
7995 * config/mips/mips.c (mips_classify_symbol): Don't return
7996 SYMBOL_SMALL_DATA for constant pool addresses if
7997 TARGET_EMBEDDED_DATA is true.
7999 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
8001 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
8002 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
8003 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
8004 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
8005 __builtin_ia32_storehps, __builtin_ia32_storelps,
8006 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
8007 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
8008 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
8009 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
8010 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
8011 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
8012 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
8013 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
8014 using def_builtin_const.
8016 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
8018 PR tree-optimization/32705
8019 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
8020 (simplify_binary_expression): Use SSA_VAL consistently.
8022 2007-07-13 David Edelsohn <edelsohn@gnu.org>
8024 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
8025 (SPEFSCR_REGNO): Delete definition.
8026 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
8027 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8028 * config/rs6000/rs6000.h: Do not define *_REGNO.
8029 LINK_REGISTER_REGNUM -> LR_REGNO.
8030 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8031 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
8032 COUNT_REGISTER_REGNUM -> CTR_REGNO.
8033 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
8034 R_VRSAVE, R_VSCR. Use them.
8035 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
8036 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
8037 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
8038 * config/rs6000/aix.h: Define R_LR. Use it.
8040 2007-07-13 Caroline Tice <ctice@apple.com>
8042 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
8043 flag_var_tracking is explicitly turned off (i.e. when variable
8044 tracking is not feasible); otherwise, turn flag_var_tracking on when
8045 flag_var_tracking_uninit is on.
8046 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
8047 note definitions, to allow recording of initialization status in the
8049 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
8050 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
8051 determine if two note locations are equal.
8052 (output_loc_list): Don't output list entries whose start & end labels
8054 (reg_loc_descriptor): Add parameter for initialization status; pass it
8055 to other loc descriptor functions.
8056 (one_reg_loc_descriptor): Add parameter for initialization status;
8057 check its value and add DW_OP_GNU_uninit to returned loc descr if
8059 (multiple_reg_loc_descriptor): Add parameter for initialization
8061 pass init status argument to other loc descriptor functions; check
8062 value of intialization parameter and add DW_OP_GNU_uninit to returned
8063 loc descr if appropriate.
8064 (based_loc_descr): Add parameter for initialization status; add new
8065 variable for return value; check value of initialization parameter and
8066 add DW_OP_GNU_uninit to returned loc descr if appropriate.
8067 (concatn_mem_loc_descriptor): Add parameter for initialization status;
8068 pass init status argument to other loc descriptor functions; check
8069 value of intialization parameter and add DW_OP_GNU_uninit to returned
8070 loc descr if appropriate.
8071 (mem_loc_descriptor): Likewise.
8072 (concat_loc_descriptor): Likewise.
8073 (concatn_loc_descriptor): Likewise.
8074 (loc_descriptor): Add parameter for initialization status; pass it as
8075 argument to other loc descriptor function calls.
8076 (loc_descriptor_from_tree_1): Add appropriate initialization status
8077 to loc descriptor function calls.
8078 (add_location_or_const_value_attribute): Get initialization status
8079 from VAR_LOCATION note; add initialization status to loc descriptor
8081 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
8082 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
8083 status is uninitialized, add "[uninint]" to output.
8084 * common.opt (fvar-tracking-uninit): New option, similar to
8085 fvar-tracking, to turn on tracking of uninitialized variables; creates
8086 a new global flag, flag_var_tracking_uninit.
8087 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
8088 (enum var_init_status): New type, for var initialization status field.
8089 * var-tracking.c (struct location_chain_def): Two new fields, init,
8090 for initialization status, and set_src for the assignment value expr.
8091 (unshare_variable): New parameter for initialization status;
8092 initialize new init and set_src fields.
8093 (var_reg_set): New parameters for initialization status and value;
8094 pass them to set_variable_part.
8095 (var_mem_set): Likewise.
8096 (get_init_value): New function.
8097 (var_reg_delete_and_set): New initialization status & value
8098 parameters; add call to get_init_value if status is unknown; pass new
8099 parameters to clobber_variable_part and var_reg_set.
8100 (var_mem_delete_and_set): Likewise.
8101 (var_reg_delete): Pass null set_src value to clobber_variable_part.
8102 (var_mem_delete): Likewise.
8103 (variable_union): Pass status to unshare_variable; initialize new init
8104 and set_src fields. If flag_var_tracking_uninit is not set, force
8105 status to initialized.
8106 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
8107 used later to get the set_src value.
8108 (find_src_status): New function.
8109 (find_src_set_src): New function.
8110 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
8111 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
8112 MO_SET, get set_src value and pass it to var_reg_delete_and_set
8113 and var_mem_delete_and_set.
8114 (dump_variable): Print out "[uninit]" if appropriate.
8115 (set_variable_part): Add new initialization and set_src parameters;
8116 pass status to unshare_variable; set node->init and node- >set_src
8117 fields and modify slot in hash table appropriately; save the init and
8118 set_src values if appropriate and assign to the new node.
8119 (clobber_variable_part): New set_src parameter; if two nodes have
8120 same variable and same location but different set_src (assignment)
8121 values, clobber old node.
8122 (delete_variable_part): Pass init status to unshare_variable.
8123 (emit_note_insn_var_location): Add initialized var; assign var's init
8124 status to new 'initialized'; pass new init status field to calls to
8125 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
8126 status to initialized.
8127 (emit_notes_in_bb): Pass initialization status to calls to
8128 var_reg_set, var_mem_set, var_reg_delete_and_set and
8129 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
8130 var_reg_delete_and_set and var_mem_delete_and_set; call
8131 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
8132 make up for change in add_stores.
8133 (vt_add_function_parameters): Add status to calls to
8135 * config/darwin.c (darwin_override_options): Turn on uninitialized
8136 tracking automatically, if var_tracking is on and the system is
8139 2007-07-13 Sa Liu <saliu@de.ibm.com>
8141 * config.gcc: Add options for arch and tune on SPU.
8142 * config/spu/predicates.md: Add constant operands 0 and 1.
8143 * config/spu/spu-builtins.def: Add builtins for double precision
8144 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
8145 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
8147 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
8149 * config/spu/spu-protos.h: Add new function prototypes.
8150 * config/spu/spu.c (spu_override_options): Check options -march and
8152 (spu_comp_icode): Add comparison code for DFmode and vector mode.
8153 (spu_emit_branch_or_set): Use the new code for DFmode and vector
8155 (spu_const_from_int): New. Create a vector constant from 4 ints.
8156 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
8157 (spu_emit_vector_compare): New. Emit vector compare.
8158 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
8159 * config/spu/spu.h: Add options -march and -mtune. Define processor
8160 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
8161 CANONICALIZE_COMPARISON.
8162 * config/spu/spu.md: Add new insns for double precision compare
8163 and double precision vector compare. Add vcond and smax/smin patterns
8164 to enable DFmode vector conditional expression.
8165 * config/spu/spu.opt: Add options -march and -mtune.
8166 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
8167 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
8168 both CELL and CELLEDP targets: spu_testsv.
8169 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
8172 2007-07-13 Richard Guenther <rguenther@suse.de>
8174 PR tree-optimization/32721
8175 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
8176 TREE_THIS_VOLATILE on the folded reference.
8177 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
8178 if the array reference has TREE_THIS_VOLATILE set.
8180 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
8183 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
8185 2007-07-13 Andreas Schwab <schwab@suse.de>
8187 * gengtype-lex.l: Allow declarations to be indented.
8189 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8191 * ginclude/tgmath.h: New.
8192 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
8193 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
8194 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
8195 * configure: Regenerate.
8197 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8199 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
8200 correct index when setting register save state for xd
8203 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8205 * config/sh/sh.c (mark_use): Remove.
8207 2007-07-12 Paul Brook <paul@codesourcery.com>
8209 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
8210 reg does not overlap return value.
8212 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
8214 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
8215 (set_expression_vuses): Ditto.
8216 (init_pre): Initialize expression_vuses.
8218 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8220 * config/i386/sse.md (storentdf, storentsf): New.
8222 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8224 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
8226 * tree.c (build_decl_stat): Move code from here...
8227 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
8228 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
8229 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
8230 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
8231 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
8234 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8235 Devang Patel <dpatel@apple.com>
8237 PR tree-optimization/25413
8238 * targhooks.c (default_builtin_vector_alignment_reachable): New.
8239 * targhooks.h (default_builtin_vector_alignment_reachable): New.
8240 * tree.h (contains_packed_reference): New.
8241 * expr.c (contains_packed_reference): New.
8242 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
8243 (vect_enhance_data_refs_alignment): Call
8244 vector_alignment_reachable_p.
8245 * target.h (vector_alignment_reachable): New builtin.
8246 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
8247 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
8248 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
8250 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8252 * target.h (builtin_vectorization_cost): Add new target builtin.
8253 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
8254 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
8255 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
8256 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
8257 uninitialized variables.
8258 * tree-vect-transform.c (cost_for_stmt): New function.
8259 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
8260 using cost 1 for all scalar stmts. Be less conservative when
8261 estimating the number of prologue/epulogue iterations. Call
8262 targetm.vectorize.builtin_vectorization_cost. Return
8263 min_profitable_iters-1.
8264 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
8265 initialization cost instead of TARG_VEC_STMT_COST. Use
8266 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
8267 epilogue code. Fix epilogue cost computation.
8268 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
8269 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
8270 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
8271 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
8272 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
8273 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
8275 2007-07-12 Richard Guenther <rguenther@suse.de>
8277 * gimplify.c (gimplify_conversion): Make sure that the result
8278 from maybe_fold_offset_to_reference is trivially convertible
8279 to the desired type before doing the simplification.
8280 (gimplify_expr): Likewise.
8281 * fold-const.c (fold_binary): Use the correct types for
8282 building the simplified expression.
8284 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8286 PR rtl-optimization/32729
8287 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
8288 that fallthru to exit.
8290 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
8292 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
8293 (symDTPOFF2reg): Likewise.
8295 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
8297 PR tree-optimization/32663
8299 * tree.h (VALUE_HANDLE_VUSES): Remove.
8300 (struct tree_value_handle): Remove vuses.
8302 * tree-vn.c (create_value_handle_for_expr): Don't set
8305 * tree-ssa-pre.c (expression_vuses): New.
8306 (alloc_expression_id): Set up expression_vuses.
8307 (get_expression_vuses): New.
8308 (set_expression_vuses): Ditto.
8309 (clear_expression_ids): Modify for expression_vuses.
8310 (phi_translate_1): Ditto.
8311 (phi_translate_set): Ditto.
8312 (value_dies_in_block_x): Ditto
8313 (valid_in_sets): Ditto.
8314 (add_to_sets): Ditto.
8315 (find_existing_value_expr): Ditto.
8316 (create_value_handle_for_expr): Ditto.
8317 (make_values_for_stmt): Ditto.
8318 (vuse_equiv): Remove.
8320 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
8322 * Makefile.in (mostlyclean): Remove object files.
8324 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8326 * toplev.c (no_new_pseudos): Deleted.
8327 * rtl.h (no_new_pseudos): Deleted.
8328 * tree-pass.h (pass_no_new_pseudos): Deleted.
8329 * passes.c (pass_no_new_pseudos): Deleted.
8330 * final.c (rest_of_clean_state): Removed no_new_pseudos.
8331 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
8332 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
8334 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
8335 * rtlhooks.c (gen_lowpart_general): Ditto.
8336 * optabs.c (prepare_operand): Ditto.
8337 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
8339 * modulo-sched.c (rest_of_handle_sms): Ditto.
8340 * see.c (rest_of_handle_see): Ditto.
8341 * ifcvt.c (if_convert): Ditto.
8342 (gate_handle_if_after_combine): Replaced no_new_pseudos with
8344 * init-regs.c (gate_initialize_regs): Deleted set of
8346 * lower-subreg.c (decompose_multiword_subregs): Ditto.
8347 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
8348 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
8350 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
8353 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
8354 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
8355 (*vec_extractv2di_1_rex64): New insn pattern.
8357 2007-07-11 David Daney <ddaney@avtrex.com>
8359 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
8360 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
8361 for SIGNAL_UNWIND_RETURN_COLUMN.
8362 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
8363 (DWARF_FRAME_REGNUM): Rewrite.
8364 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
8366 2007-07-11 Nick Clifton <nickc@redhat.com>
8368 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
8369 delta and use gen_int_mode in place of GET_INT instead.
8371 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
8373 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
8376 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
8378 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
8379 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
8381 * params.h (VERIFY_CANONICAL_TYPES): Remove.
8382 (USE_CANONICAL_TYPES): New.
8383 * doc/invoke.texi (verify-canonical-types): Remove.
8384 (use-canonical-types): Add.
8386 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
8388 * config/spu/spu.c (spu_optimization_options): Remove setting of
8389 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
8390 (spu_override_options): Move it here.
8392 2007-07-11 Richard Sandiford <richard@codesourcery.com>
8394 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
8395 * config/mips/mips.c (mips_cpu_info_table): Mention
8396 MIPS_ISA_LEVEL_SPEC in the comment.
8398 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
8400 PR tree-optimization/32713
8401 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
8403 2007-07-11 Paolo Carlini <pcarlini@suse.de>
8406 * c-opts.c (c_common_post_options): Do not change flag_complex_method
8407 conditional to flag_isoc99.
8408 (c_common_init_options): Do it here, unconditionally.
8410 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
8412 PR tree-optimization/32589
8413 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
8414 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
8415 * tree-ssa-propagate.c (valid_gimple_expression_p): New
8416 predicate, extracted from...
8417 (set_rhs): ...here. Call it for the expression on entry.
8418 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
8419 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
8420 (simplify_binary_expression): Use valid_gimple_expression_p
8421 to validate the simplification.
8422 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
8424 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
8426 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
8427 DWARF2_DEBUG on 32 bit target too.
8428 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
8430 2007-07-11 Nick Clifton <nickc@redhat.com>
8432 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
8433 version for 64-bit hosts.
8435 2007-07-10 David Daney <ddaney@avtrex.com>
8437 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
8439 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
8441 * config/mips/mips.c (mips_expand_synci_loop): New function.
8442 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
8443 (UNSPEC_RDHWR): Same.
8444 (UNSPEC_SYNCI): Same.
8445 (UNSPEC_SYNC): Same.
8446 (clear_cache): New expand.
8450 (clear_hazard): Same.
8451 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
8453 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
8454 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
8456 2007-07-10 Ian Lance Taylor <iant@google.com>
8458 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
8461 2007-07-10 David Daney <ddaney@avtrex.com>
8463 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
8464 * builtins.c (expand_builtin___clear_cache): New function.
8465 (expand_builtin): Call expand_builtin___clear_cache for
8466 BUILT_IN_CLEAR_CACHE case.
8467 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
8468 * doc/md.texi (clear_cache): Document new instruction pattern.
8469 * testsuite/gcc.dg/builtins-64.c: New test.
8471 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
8473 * config/cris/cris.md ("movsi"): Fix typo in last change.
8475 2007-07-09 Geoffrey Keating <geoffk@apple.com>
8478 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
8480 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
8481 * varasm.c (assemble_start_function): Honor DECL_ALIGN
8482 for FUNCTION_DECLs. Don't use align_functions_log if
8484 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
8485 even for FUNCTION_DECLs.
8486 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
8488 * tree.h (DECL_ALIGN): Update for new location of 'align'.
8489 (DECL_FUNCTION_CODE): Update for new location and name of
8491 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
8492 (struct tree_decl_common): Move 'align' and 'off_align' out
8493 of union, ensure they're still on a 32-bit boundary. Remove
8494 other fields in union 'u1'.
8495 (struct tree_function_decl): Add field 'function_code' replacing
8496 'u1.f' in tree_decl_common.
8497 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
8498 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
8499 (Variable Attributes): Cross-reference 'aligned' attribute
8500 to Function Attributes.
8501 * flags.h (force_align_functions_log): Delete.
8502 * toplev.c (force_align_functions_log): Delete.
8504 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
8507 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
8508 (*vec_concatv2di_rex): New insn pattern.
8510 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8513 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
8515 2007-07-10 Ian Lance Taylor <iant@google.com>
8517 Replace no_new_pseudos in backends.
8518 * rtl.h (can_create_pseudo_p): Define.
8519 * config/darwin.c (machopic_indirect_data_reference): Use
8520 can_create_pseudo_p () instead of no_new_pseudos.
8521 (machopic_indirect_data_reference): Likewise.
8522 (machopic_legitimize_pic_address): Likewise.
8523 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
8524 (alpha_emit_set_const_1): Likewise.
8525 (alpha_emit_set_const): Likewise.
8526 (alpha_emit_conditional_move): Likewise.
8527 (alpha_split_conditional_move): Likewise.
8528 * config/alpha/alpha.md (various splitters): Likewise.
8530 * config/arm/arm.c (legitimize_pic_address): Likewise.
8531 (arm_load_pic_register): Likewise.
8532 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
8533 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
8534 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
8535 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
8536 * config/cris/cris.md (movsi): Likewise.
8537 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
8538 (symGOTOFF2reg_hilo): Likewise.
8539 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
8540 * config/h8300/h8300.md (insv, extzv): Likewise.
8541 * config/i386/i386.c (ix86_expand_move): Likewise.
8542 (ix86_expand_vector_move): Likewise.
8543 (ix86_prepare_fp_compare_args): Likewise.
8544 (ix86_expand_carry_flag_compare): Likewise.
8545 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
8546 (tls_dynamic_gnu2_combine_32): Likewise.
8547 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
8548 * config/ia64/ia64.c (ia64_expand_move): Likewise.
8549 (ia64_expand_movxf_movrf): Likewise.
8550 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
8551 (m32c_split_move): Likewise.
8552 (m32c_expand_insv): Likewise.
8553 * config/m68k/m68k.md (movsi): Likewise.
8554 * config/mips/mips.c (mips_force_temporary): Likewise.
8555 (mips_split_symbol): Likewise.
8556 (mips_move_integer): Likewise.
8557 (mips_legitimize_const_move): Likewise.
8558 * config/mn10300/mn10300.md (movsi): Likewise.
8559 * config/pa/pa.c (emit_move_sequence): Likewise.
8560 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8561 (rs6000_got_register): Likewise.
8562 (create_TOC_reference): Likewise.
8563 (rs6000_machopic_legitimize_pic_address): Likewise.
8564 * config/rs6000/rs6000.md (add<mode>3): Likewise.
8565 (various splitters): Likewise.
8566 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
8567 (movsi_got): Likewise.
8568 * config/s390/s390.c (emit_symbolic_move): Likewise.
8569 * config/s390/s390.md (movhi, movqi): Likewise.
8570 (load_multiple, store_multiple): Likewise.
8571 * config/score/score.c (score_force_temporary): Likewise.
8572 * config/sh/sh.c (prepare_move_operands): Likewise.
8573 (prepare_cbranch_operands): Likewise.
8574 (emit_fpu_switch): Likewise.
8575 (fpscr_set_from_mem): Likewise.
8576 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
8577 (adddi3, subsi3): Likewise.
8578 (various splitters): Likewise.
8579 (divsi_inv_fp_combine): Likewise.
8580 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
8581 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
8583 * config/sh/predicates.md (xor_operand): Likewise.
8584 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
8585 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
8586 (movdi_pic_label_ref): Likewise.
8587 * config/spu/spu.c (spu_split_immediate): Likewise.
8588 * config/alpha/alpha.md (various splitters): Remove test
8589 !no_new_pseudos || reload_completed.
8590 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
8592 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8593 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8594 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8595 * config/score/score.c (th_output_mi_thunk): Likewise.
8596 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8597 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8599 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8601 PR rtl-optimization/32664
8602 * mode-switching.c (create_pre_exit): Skip barrier insns.
8604 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8606 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8607 force_gimple_operand_bsi.
8608 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8609 rewrite_use_compare): Ditto.
8610 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8612 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8613 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8614 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8615 * tree-profile.c (prepare_instrumented_value,
8616 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8617 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8618 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8619 tree_gen_ior_profiler): Ditto.
8620 * tree-ssa-reassoc.c (negate_value): Ditto.
8621 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8622 Use force_gimple_operand_bsi.
8623 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8624 * tree-if-conv.c (add_to_dst_predicate_list,
8625 find_phi_replacement_condition): Ditto.
8626 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8627 Call mark_symbols_for_renaming for new statements.
8628 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8630 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8632 * cfghooks.c (remove_edge): New function.
8633 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8635 * cfghooks.h (remove_edge): Declare.
8636 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8637 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8639 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8641 * optabs.h: Added declaration for signbit_optab.
8642 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8643 * genoptinit.c (optabs): Added entry for signbit insns.
8644 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8646 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8647 * config/s390/s390.md (signbit<mode>2): New expander.
8649 2007-07-09 Richard Guenther <rguenther@suse.de>
8652 * fold-const.c (fold_plusminus_mult_expr): Move constant
8653 arguments second to allow decomposing.
8655 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8658 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8660 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8661 Disregard DECL_FROM_INLINE.
8663 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8666 * doc/invoke.texi: Add ftree-reassoc flag.
8667 * common.opt (ftree-reassoc): New flag.
8668 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8669 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8671 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8673 PR tree-optimization/32681
8674 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8675 saved in second_edge->aux when first_bb is a loop header.
8677 2007-07-09 Jan HUbicka <jh@suse.cz>
8679 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8681 2007-07-09 Richard Guenther <rguenther@suse.de>
8683 * c-decl.c (start_function): Do not promote return type.
8685 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8687 * function.c (do_warn_unused_parameter): Do not warn if
8688 TREE_NO_WARNING is set.
8690 2007-07-08 Andreas Schwab <schwab@suse.de>
8692 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8694 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8697 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8699 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8700 apply to assembly language, too.
8701 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8703 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8705 Revert (note the sccvn portions are *not* reverted)
8706 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8708 Fix PR tree-optimization/23488
8710 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8712 * tree-flow-inline.h (get_value_handle): Ditto.
8713 * tree-ssa-pre.c (decl_vh_map): New.
8714 (decl_node_pool): New.
8715 (can_value_number_operation): Support DECL_P.
8716 (can_PRE_operation): Ditto.
8717 (create_expression_by_pieces): Ditto.
8718 (find_existing_value_expr): Modify to differnetiate between
8719 addressing and top level.
8720 (create_value_handle_for_expr): Handle DECL's.
8721 (poolify_tree): Ditto.
8722 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8723 (make_values_for_stmt): Handle DECL's properly.
8724 (init_pre): Reorg to not init useless things during FRE.
8726 * tree-flow.h: Include pointer-set.h.
8727 (decl_vh_map): Declare.
8728 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8730 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8732 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8733 the constraint description.
8734 * doc/md.texi: Update documentation of AVR constraints.
8736 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8738 * auto-inc-dec.c, config/arm/arm.c,
8739 config/m32r/constraints.md, config/mips/mips.md,
8740 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8741 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8742 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8743 typos. Follow spelling conventions.
8744 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8746 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8747 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8749 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8750 realloc_vuse): Remove.
8751 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8754 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8756 Fix PR tree-optimization/23488
8758 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8759 (try_to_simplify): Ditto.
8761 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8763 * tree-flow-inline.h (get_value_handle): Ditto.
8764 * tree-ssa-pre.c (decl_vh_map): New.
8765 (decl_node_pool): New.
8766 (can_value_number_operation): Support DECL_P.
8767 (can_PRE_operation): Ditto.
8768 (create_expression_by_pieces): Ditto.
8769 (find_existing_value_expr): Modify to differnetiate between
8770 addressing and top level.
8771 (create_value_handle_for_expr): Handle DECL's.
8772 (poolify_tree): Ditto.
8773 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8774 (make_values_for_stmt): Handle DECL's properly.
8775 (init_pre): Reorg to not init useless things during FRE.
8777 * tree-flow.h: Include pointer-set.h.
8778 (decl_vh_map): Declare.
8779 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8781 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8783 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8784 apply to assembly language, too.
8785 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8787 2007-07-06 Ian Lance Taylor <iant@google.com>
8788 Zack Weinberg <zackw@panix.com>
8791 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8793 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8795 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8796 (prefetch): Likewise if "pref" would be used.
8798 2007-07-06 Josh Conner <jconner@apple.com>
8802 * calls.c (store_one_arg): Handle arguments which are partially
8803 on the stack when detecting argument overlap.
8805 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8807 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8808 chosen during find_reloads.
8810 2007-07-06 Richard Guenther <rguenther@suse.de>
8812 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8813 TYPE_ARG_TYPES for verification of argument types. Use
8814 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8815 parameters as variable arguments.
8817 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8819 * libgcc2.h (word_type): Type definition removed.
8820 (cmp_return_type, shift_count_type): Type definitions added.
8821 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8822 replaced with shift_count_type.
8823 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8825 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8826 changed from word_type to Wtype.
8827 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8828 replaced with shift_count_type.
8829 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8831 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8832 and libgcc_shift_count attribute added.
8833 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8834 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8835 (TARGET_INITIALIZER): New target hooks added.
8836 * targhooks.c (default_libgcc_cmp_return_mode,
8837 default_libgcc_shift_count_mode): Default implementations for the new
8839 * targhooks.h (default_libgcc_cmp_return_mode,
8840 default_libgcc_shift_count_mode): Function prototypes added.
8841 * target.h (struct gcc_target): Fields for the new target hooks added.
8842 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8844 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8847 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8848 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8850 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8851 s390_libgcc_shift_count_mode): Functions added.
8852 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8853 Target hooks defined.
8855 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8857 * config/mips/mips.c (compute_frame_size): Restore the original
8858 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8859 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8860 Document why the difference is needed.
8862 2007-07-06 Richard Guenther <rguenther@suse.de>
8864 * c-common.c (boolean_increment): Use correctly typed
8867 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8869 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8870 the topmost argument register is not also included in the save mask.
8871 (mips16e_collect_argument_save_p): Take a pointer to the argument
8872 register, rather than a pointer to the number of arguments.
8873 (mips16e_collect_argument_saves): Only include argument saves
8874 that aren't in the register mask.
8876 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8878 PR rtl-optimization/32450
8879 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8880 to ensure that instructions are not moved into the prologue when
8881 profiling is on. Remove unused prologue_end variable.
8882 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8883 as a scheduling barrier.
8885 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8888 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8889 Disregard DECL_FROM_INLINE.
8891 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8893 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8894 IORing with a constant.
8896 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8898 PR rtl-optimization/32475
8899 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8900 for every definition of the stack pointer.
8902 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8904 * arm.c (vfp3_const_double_index): Copy signed results of
8905 REAL_VALUE_TO_INT into unsigned vars.
8907 2007-07-05 Richard Guenther <rguenther@suse.de>
8910 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8912 * tree-ssa.c (useless_type_conversion_p): Check canonical
8915 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8917 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8918 zero_extendhisi2): Change to define_insn_and_split.
8919 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8921 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8923 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8924 pass_match_asm_constraints): New.
8925 * passes.c (init_optimization_passes): Add new pass.
8926 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8927 * function.h (struct function): Add has_asm_statement bit.
8928 (current_function_has_asm_statement): New.
8929 * tree-pass.h (pass_match_asm_constraints): New.
8931 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8933 * config/mips/mips.c (mips_file_start): Avoid declaration
8936 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8938 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8940 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8942 * rtl.def (NOTE): Change print format string to print
8943 operand 5 as a note insn name.
8945 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8946 David Ung <davidu@mips.com>
8948 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8949 * doc/invoke.texi: (MIPS Options): Document them.
8951 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8952 David Ung <davidu@mips.com>
8954 Add support for SmartMIPS ASE.
8956 * optabs.c (expand_binop_directly): New, broken out from...
8957 (expand_binop): Here. Make it try rotating in the other
8958 direction even when the second operand isn't constant.
8959 * config/mips/mips.md (*lwxs): New.
8960 * config/mips/mips.opt (msmartmips): New.
8961 * config/mips/mips.c (mips_lwxs_address_p): New.
8962 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8963 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8964 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8965 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8966 (ISA_HAS_LWXS): New.
8967 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8968 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8969 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8970 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8971 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8972 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8973 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8975 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8977 * tree-vectorizer.c (new_loop_vec_info): Initialize
8978 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8979 * tree-vectorizer.h (_loop_vec_info): Added new filed
8980 min_profitable_iters.
8981 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8982 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8983 * tree-vect-analyze.c (vect_analyze_operations): Set
8984 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8985 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8986 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8987 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8988 and prologue cost to after they are computed.
8989 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8991 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8992 of creating vectors from scalars according to dt.
8993 (vect_model_store_cost): Likewise.
8994 (vectorizable_call): Use dt array instead of scalar dt. Call
8995 vect_model_simple_cost with additional argument dt.
8996 (vectorizable_assignment): Likewise.
8997 (vectorizable_operation): Likewise.
8998 (vectorizable_type_demotion): Likewise.
8999 (vectorizable_type_promotion): Likewise.
9000 (vectorizable_store): Use dt array instead of scalar dt. Call
9001 vect_model_store_cost with additional argument dt.
9002 (vect_do_peeling_for_loop_bound): Don't call
9003 vect_estimate_min_profitable_iters. Instead, lookup
9004 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
9005 "may not be profitable".
9007 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
9010 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
9011 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
9012 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
9013 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
9015 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
9017 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
9018 addressing modes cheaper.
9020 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
9022 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
9023 (dw_ranges_struct): Rename block_num to num. Adjust.
9024 (dw_ranges_by_label_struct): New.
9025 (ranges_by_label, ranges_by_label_allocated,
9026 ranges_by_label_in_use): New variables.
9027 (add_ranges_num): Factored most of the code out of...
9028 (add_ranges): ... this one. Rewrite in terms of the former.
9029 (add_ranges_by_labels): New.
9030 (output_ranges): Output by-label ranges.
9031 (dwarf2out_finish): Output range for multiple-section
9032 compile_unit. Output standard DW_AT_low_pc in addition to
9033 unexpected DW_AT_entry_pc.
9035 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
9037 PR tree-optimization/32604
9038 PR tree-optimization/32606
9040 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
9041 (compute_antic_safe): Removed.
9042 (ANTIC_SAFE_LOADS): Ditto.
9043 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
9044 (execute_pre): Don't call compute_antic_safe.
9045 (vuse_equiv): New function.
9046 (make_values_for_stmt): Use it
9047 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
9050 2007-07-04 Anatoly Sokolov <aesok@post.ru>
9053 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
9055 (avr_attribute_table): Make "naked" attribute apply to function types
9056 rather than to decls.
9057 (avr_handle_fntype_attribute): New function.
9059 2007-07-04 Joseph Myers <joseph@codesourcery.com>
9061 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
9064 2007-07-04 David Ung <davidu@mips.com>
9065 Joseph Myers <joseph@codesourcery.com>
9067 * config/mips/mips.md (type): Add logical, signext and move.
9068 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
9069 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
9070 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
9071 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
9072 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
9073 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
9074 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
9075 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
9076 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
9077 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
9078 movv2sf_hardfloat_64bit): Use the new types.
9079 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
9080 *movdf_softfloat, *movdf_mips16): Use "multi".
9081 (extendqihi2): Replace with a define_expand.
9082 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
9083 Based on extend<SHORT:mode><GPR:mode>2 patterns.
9084 * config/mips/74k.md (r74k_int_logical): New reservation and
9086 (r74k_int_arith): Remove "slt".
9087 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
9088 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
9089 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
9090 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
9091 reservations for "arith".
9093 2007-07-04 Richard Guenther <rguenther@suse.de>
9095 * tree-ssa.c (useless_type_conversion_p): Add handling for
9096 scalar float and vector types. Only call the types_compatible_p
9097 langhook for aggregate types as last resort. Follow the
9100 2007-07-04 Richard Guenther <rguenther@suse.de>
9102 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
9103 the same as NOP_EXPR.
9105 2007-07-04 Nick Clifton <nickc@redhat.com>
9107 * target.h (struct gcc_target): Add target_help field.
9108 * target-def.h (TARGET_HELP): New.
9109 (TARGET_INITIALIZER): Use TARGET_HELP.
9110 * opts.c (command_handle_option): Invoke target_help function, if
9111 defined, when the user has specified --target-help on the command
9113 * doc/invoke.texi: Mention that --target-help might print
9114 additional information.
9115 * doc/tm.texi: Document TARGET_HELP hook.
9117 * arm.c (TARGET_HELP): Override default definition.
9118 (arm_target_help): New - display a wrapped list of cores and
9119 architectures supported.
9121 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
9123 * config/v850/v850.c (expand_prologue): Make sure
9124 GEN_INT() argument is sign extended rather than zero extended.
9125 (expand_epilogue): Likewise.
9126 (output_move_double): Delete.
9127 * config/v850/v850-protos.h (output_move_double): Delete.
9128 * config/v850/v850.md (movdi): Delete.
9129 (*movdi_internal): Delete.
9131 (*movdf_internal): Delete.
9133 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9135 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
9136 unless compiling RTP PIC.
9138 2007-07-04 Richard Guenther <rguenther@suse.de>
9140 PR tree-optimization/32482
9141 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
9142 original ssa name if we didn't find a shift expression.
9143 Fix shift constant for bit zero test.
9145 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9147 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
9149 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9151 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
9152 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
9153 * config/arm/vxworks.h (ASM_SPEC): Delete.
9154 (SUBTARGET_EXTRA_ASM_SPEC): Define.
9156 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9158 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
9159 (DDR_REVERSED_P): New.
9160 * tree-data-ref.c (initialize_data_dependence_relation,
9161 build_classic_dist_vector): Set DDR_REVERSED_P.
9163 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9166 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
9167 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9168 init_omega_for_ddr_1): Use non conservative number of iterations
9170 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
9171 (analyze_siv_subscript): Remove FIXME and reinitialization of
9172 last_conflicts to chrec_dont_know.
9173 * testsuite/gfortran.dg/vect/pr32457.f90: New.
9175 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9177 * tree.c (maybe_canonicalize_argtypes): Improve description.
9179 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9181 * tree.c (maybe_canonicalize_argtypes): New.
9182 (build_function_type): Set canonical type.
9183 (build_method_type_directly): Ditto.
9184 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
9187 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9189 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
9191 (rewrite_use_nonlinear_expr): Likewise.
9193 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
9195 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
9197 2007-07-04 Ben Elliston <bje@au.ibm.com>
9199 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
9202 * c-objc-common.c (c_types_compatible_p): Fix indentation.
9204 * doc/tm.texi (Run-time Target): Capitalise "CPU".
9205 (Exception Handling): Likewise.
9207 2007-07-03 Jan Hubicka <jh@suse.cz>
9209 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
9211 2007-07-03 Eric Christopher <echristo@apple.com>
9213 * doc/cppopts.texi: Add conflicting option note to -dM.
9214 * doc/invoke.texi: Add note about possible conflicts with
9215 -E for -dCHARS and note that -dM will not produce
9216 any results if there is no machine dependent reorg.
9218 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9220 * tree.h (DECL_ALIGN): Back out previous change.
9222 2007-07-03 Joseph Myers <joseph@codesourcery.com>
9224 * configure.ac: Test for .dtprelword support on MIPS.
9225 * configure, config.in: Regenerate.
9226 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
9227 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9229 2007-07-03 Julian Brown <julian@codesourcery.com>
9231 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
9232 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
9233 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
9234 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
9236 (all_fpus): Add FPUTYPE_VFP3.
9237 (fp_model_for_fpu): Add VFPv3 field.
9238 (arm_rtx_costs_1): Give cost to VFPv3 constants.
9239 (vfp3_const_double_index): New function. Return integer index of
9240 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
9242 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
9243 and argument represents a valid RTX for a VFPv3 constant.
9244 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
9246 (vfp_emit_fstmd): Similar, for fstmd.
9247 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
9248 constants, represented as integer indices.
9249 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
9250 VFP_REGNO_OK_FOR_DOUBLE macros.
9251 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
9252 (arm_file_start): Set float-abi attribute for VFPv3, and output
9253 correct ".fpu" assembler directive.
9254 (arm_dbx_register_numbering): Add FIXME.
9255 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
9256 (fputype): Add FPUTYPE_VFP3.
9257 (FIXED_REGISTERS): Add 32 registers for D16-D31.
9258 (CALL_USED_REGISTERS): Likewise.
9259 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
9260 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
9261 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
9262 (D7_VFP_REGNUM): New.
9263 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
9264 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
9265 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
9266 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
9267 (REG_ALLOC_ORDER): Adjust for VFPv3.
9268 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
9269 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
9270 VFP_LO_REGS, VFP_HI_REGS.
9271 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
9272 (IS_VFP_CLASS): Define macro.
9273 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
9275 (REGISTER_MOVE_COST): Likewise.
9276 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
9277 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
9278 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
9279 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
9280 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
9281 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
9282 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
9283 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
9284 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
9285 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
9286 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
9287 where appropriate for single-word registers.
9288 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
9289 As above. Fix type attributes.
9290 * config/arm/constraints.md (register_contraint "t"): Define.
9291 (register_constraint "w"): Change to D0-D15, or D0-D31 for
9293 (register_constraint "x"): Define.
9294 (constraint "Dv"): Define.
9296 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9298 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
9300 2007-07-03 Tom Tromey <tromey@redhat.com>
9302 * c-parser.c (objc_pq_context): Removed.
9303 (objc_need_raw_identifier): Likewise.
9304 (c_parser) <objc_pq_context>: New field.
9305 <objc_need_raw_identifier>: Likewise.
9306 (OBJC_NEED_RAW_IDENTIFIER): Removed.
9307 (c_lex_one_token): Update.
9308 (c_parser_objc_protocol_definition): Update.
9309 (c_parser_objc_method_definition): Update.
9310 (c_parser_objc_methodproto): Update.
9311 (c_parser_declspecs): Update.
9313 2007-07-03 David Ung <davidu@mips.com>
9315 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
9317 2007-07-03 David Ung <davidu@mips.com>
9318 Richard Sandiford <richard@codesourcery.com>
9320 * doc/invoke.texi: Document -march=74kf3_2.
9321 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
9322 (TUNE_74K): Check for it.
9323 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
9324 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
9325 * config/mips/mips.md (cpu): Add 74kf3_2.
9326 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
9327 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
9328 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
9329 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
9330 74kf3_2 to the CPU list.
9331 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
9332 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
9333 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
9334 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
9335 (r74kf3_2_fxfer_from_c1): New insn reservations.
9337 2007-07-03 Richard Sandiford <richard@codesourcery.com>
9338 David Ung <davidu@mips.com>
9340 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
9341 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
9342 and 74k[fx]. Document aliases for the new options.
9343 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
9344 (PROCESSOR_24KF2_1): ...this.
9345 (PROCESSOR_24KX): Rename to...
9346 (PROCESSOR_24KF1_1): ...this.
9347 (PROCESSOR_74KF): Rename to...
9348 (PROCESSOR_74KF2_1): ...this.
9349 (PROCESSOR_74KX): Rename to...
9350 (PROCESSOR_74KF1_1): ...this.
9351 (TUNE_74K): Update PROCESSOR_* names.
9352 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
9353 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
9354 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
9355 (mips_rtx_cost_data): Update processor names in comments.
9356 (mips_issue_rate): Update PROCESSOR_* names.
9357 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
9358 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
9359 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
9360 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
9361 Update cpu attribute names.
9362 (r24k_fpu_iss): Rename this reservation to...
9363 (r24kf2_1_fpu_iss): ...this and update all uses.
9364 (r24kx_fpu_iss): Rename this reservation to...
9365 (r24kf1_1_fpu_iss): ...this and update all uses.
9366 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
9367 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
9368 Update cpu attribute names.
9370 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
9372 * config/m32r/constraints.md: New file.
9373 * config/m32r/m32r.c: Include tm-constrs.h.
9374 (small_data_operand): Use satisfies_constraint_* instead of macro.
9375 (addr24_operand, gen_compare): Likewise.
9376 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
9377 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
9378 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9379 EXTRA_CONSTRAINT): Likewise.
9380 * config/m32r/m32r.md: Include constraints.md.
9381 (*movsi_insn): Use satisfies_constraint_* instead of macro.
9382 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
9383 * config/m32r/predicates.md (conditional_move_operand): Likewise.
9384 (two_insn_const_operand, int8_operand, uint16_operand,
9385 reg_or_int16_operand, reg_or_uint16_operand,
9386 reg_or_cmp_int16_operand, cmp_int16_operand,
9387 seth_add3_operand): Likewise.
9389 2007-07-03 Eric Christopher <echristo@gmail.com>
9391 * libgcc2.h: Conditionally declare __bswapsi2 and
9394 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
9396 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
9399 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9402 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
9403 (__gthrw_pragma): Provide default definition.
9405 * gthr-posix.c (__gthrw_pragma): Define.
9407 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
9409 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
9410 before declaring inequality.
9412 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
9414 * combine.c (recog_for_combine): Log the success or failure of
9415 matching new insn patterns against the machine description in
9418 2007-07-03 Revital Eres <eres@il.ibm.com>
9420 * ddg.c (print_sccs): New function.
9421 (check_sccs): New function.
9422 (create_ddg_all_sccs): Use it.
9423 * ddg.h (print_sccs): Declare.
9424 * modulo-sched.c (sms_order_nodes): Call print_sccs.
9426 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
9428 * targhooks.h (default_mode_for_suffix): New function declaration.
9429 * targhooks.c (default_mode_for_suffix): New default target hook.
9430 * target.h (struct c): New structure in the targetm struct.
9431 (mode_for_suffix): New target hook as part of struct c.
9432 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
9433 default_mode_for_suffix.
9434 (TARGET_C): New define.
9435 * c-lex.c: Include "target.h".
9436 (interpret_float): Use targetm.c.mode_for_suffix to determine
9437 the mode for a given non-standard suffix.
9438 Makefile.in (c-lex.o): Depend on $(TARGET_H).
9440 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
9441 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
9443 * doc/extend.texi (Floating Types): New node. Document __float80 and
9444 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
9446 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9449 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
9450 predicate instead of target_operand.
9451 (divsi3_i1_media, divsi3_media_2): Likewise.
9453 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
9455 * tree.h (alias_sets_might_conflict_p): Rename into
9456 alias_sets_must_conflict_p.
9457 * alias.c (alias_sets_might_conflict_p): Likewise.
9458 (alias_sets_conflict_p): Use it.
9459 (objects_must_conflict_p): Likewise.
9460 * c-common.c (strict_aliasing_warning): Adjust.
9462 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9464 * rtlhooks.c (gen_lowpart_if_possible): Check for
9465 invalid subreg before calling gen_lowpart_SUBREG.
9467 2007-07-02 Geoffrey Keating <geoffk@apple.com>
9469 * config/darwin9.h: Add copyright notice.
9470 (LINK_COMMAND_SPEC): Add comment.
9471 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
9472 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
9473 DARWIN_LIBSYSTEM_HAS_UNWIND.
9475 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9478 * omp-low.c (check_combined_parallel): New function.
9479 (lower_omp_parallel): Call it via walk_stmts, set
9480 OMP_PARALLEL_COMBINED if appropriate.
9481 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
9482 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
9483 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
9484 don't consider it as combined parallel.
9486 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9488 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9489 (gcc_tooldir): Likewise.
9490 * configure: Regenerate.
9491 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9492 old configure.ac gcc_tooldir setting.
9493 (prefix_to_exec_prefix): New variable.
9494 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9495 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9497 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
9499 Fix PR tree-optimization/32583
9500 Fix PR tree-optimization/32584
9501 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
9502 (phi_translate_set): Use phi_translate directly now.
9503 (make_values_for_stmt): Don't value number RHS if we already know
9506 2007-07-02 Steve Ellcey <sje@cup.hp.com>
9507 Jim Wilson <wilson@specifix.com>
9510 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
9513 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
9514 Richard Sandiford <richard@codesourcery.com>
9515 Nigel Stephens <nigel@mips.com>
9517 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
9518 (mips16e_output_save_restore): Declare.
9519 (mips16e_save_restore_pattern_p): Likewise.
9520 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
9521 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
9522 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
9523 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
9524 (BITSET_P): New global macro, extracted from...
9525 (mips_for_each_saved_reg): ...here.
9526 (mips16e_save_restore_info): New struct.
9527 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
9528 (mips16e_save_restore_regs): New variable.
9529 (mips_split_plus, mips16e_find_first_register): New functions.
9530 (mips16e_mask_registers): New function.
9531 (compute_frame_size): Expand the commentary before the function.
9532 Enforce the MIPS16e save and restore register range restrictions.
9533 Pad the general register save area at the low end.
9534 (mips16e_save_restore_reg, mips16e_build_save_restore)
9535 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
9536 (mips16e_output_save_restore, mips16e_collect_propagate_value)
9537 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
9539 (mips_expand_prologue, mips_expand_epilogue): Handle
9540 GENERATE_MIPS16E_SAVE_RESTORE.
9541 * config/mips/mips.md (*mips16e_save_restore): New pattern.
9543 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
9545 PR tree-optimization/31966
9546 PR tree-optimization/32533
9547 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
9548 "basic_block" description as its third argument. Update function
9549 calls to get destination bb from "edge" argument. Save "cond" into
9550 aux field of the edge. Update prototype for changed arguments.
9551 (if_convertible_loop_p): Clear aux field of incoming edges if bb
9553 (find_phi_replacement_condition): Operate on incoming edges, not
9554 on predecessor blocks. If there is a condition saved in the
9555 incoming edge aux field, AND it with incoming bb predicate.
9556 Return source bb of the first edge.
9557 (clean_predicate_lists): Clean aux field of outgoing node edges.
9558 (tree_if_conversion): Do not initialize cond variable. Move
9559 variable declaration into the loop.
9560 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
9561 initializations of new_stmt, arg0 and arg1 variables.
9563 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9565 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
9566 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
9568 2007-07-02 Richard Guenther <rguenther@suse.de>
9570 * tree-ssa.c (useless_type_conversion_p): Document
9571 future intent as defining the middle-end type system.
9572 Re-structure to call langhook last, group by type class,
9573 mark questionable parts.
9575 2007-07-02 Richard Guenther <rguenther@suse.de>
9577 * tree-flow.h (types_compatible_p): Declare.
9578 * tree-ssa.c (types_compatible_p): New function.
9579 * ipa-type-escape.c (discover_unique_type): Use
9580 types_compatible_p instead of lang_hooks.types_compatible_p.
9581 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9582 * tree-vn.c (expressions_equal_p): Likewise.
9583 * tree.c (fields_compatible_p): Likewise.
9584 * tree-ssa-dom.c (avail_expr_eq): Likewise.
9585 (cprop_operand): Use useless_type_conversion_p instead of
9586 lang_hooks.types_compatible_p.
9587 * tree-inline.c (setup_one_parameter): Likewise.
9588 (declare_return_variable): Likewise.
9589 * tree-nrv.c (tree_nrv): Likewise.
9590 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9591 (maybe_fold_offset_to_component_ref): Likewise.
9592 (maybe_fold_offset_to_reference): Likewise.
9593 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9594 (merge_alias_info): Likewise.
9595 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9596 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9597 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9598 * tree-tailcall.c (find_tail_calls): Likewise.
9599 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9600 * gimplify.c (canonicalize_addr_expr): Likewise.
9601 (fold_indirect_ref_rhs): Likewise.
9602 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9603 (cpt_same_type): Likewise.
9604 (check_pointer_types_r): Swap parameters to cpt_same_type
9606 * fold-const.c (fold_convert): Revert fix for PR15988.
9607 * tree-inline.c (setup_one_parameter): Instead fix it here by
9608 using fold_build1 instead of fold_convert and checking for
9609 error_mark_node. Convert only if the conversion is necessary.
9611 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9613 * configure.ac: Check for .gnu_attribute on Power.
9614 * configure: Regenerate.
9615 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9616 attribute for floating-point ABI.
9618 2007-07-02 Ira Rosen <irar@il.ibm.com>
9620 PR tree-optimization/32230
9621 PR tree-optimization/32477
9622 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9623 address is a constant.
9625 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9627 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9628 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9629 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9630 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9631 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9632 64-bit targets. Add support for *-elfoabi*.
9633 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9634 different settings if $(tm_defines) does not select the EABI.
9635 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9636 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9637 (MIPS_ARCH_OPTION_SPEC): Likewise.
9638 (MIPS_ISA_LEVEL_SPEC): Likewise.
9639 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9640 * config/mips/elfoabi.h: New file.
9642 2007-07-02 Richard Guenther <rguenther@suse.de>
9644 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9645 (useless_type_conversion_p): ... this.
9646 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9647 (useless_type_conversion_p): ... this.
9648 * builtins.c (fold_builtin_memory_op): Rename
9649 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9650 * tree-cfg.c (verify_expr): Likewise.
9651 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9652 * tree-ssa-ccp.c (ccp_fold): Likewise.
9653 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9654 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9655 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9656 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9657 * tree-ssa-pre.c (eliminate): Likewise.
9658 * tree-ssa.c (delete_tree_ssa): Likewise.
9659 (tree_ssa_useless_type_conversion): Likewise.
9660 * tree.c (build2_stat): Likewise.
9662 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9664 Fix PR tree-optimization/32571
9665 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9668 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9670 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9671 and other expected operations explicitly, change default to
9674 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9676 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9678 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9679 (tls_load_dot_plus_eight): Move the label number into the unspec.
9680 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9682 2007-07-01 Andreas Schwab <schwab@suse.de>
9684 * dwarf2out.c (initial_return_save): Define only if used.
9686 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9688 Unreverting Richard's Revert of:
9690 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9692 * dce.c (deletable_insn_p_1): New function, split out from...
9693 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9694 specially, not those inside PARALLELs. Remove BODY argument
9695 and adjust recursive call accordingly.
9696 (prescan_insns_for_dce): Update call to delete_insn_p.
9698 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9699 Revital Eres <eres@il.ibm.com>
9701 * ddg.c (create_ddg_all_sccs): Fix missed
9702 initialization of scc_nodes.
9704 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9707 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9708 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9710 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9712 * configure.ac: Check for .gnu_attribute on MIPS.
9713 * configure, config.in: Regenerate.
9714 * config/mips/mips.c (mips_file_start): If supported, output
9715 attribute for floating-point ABI.
9717 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9720 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9721 (ffs_cmove): New expander to expand using ctz pattern.
9722 (*ffs_cmove): Remove pattern.
9723 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9724 (ffsdi2): Expand using ctz pattern.
9725 (*ffs_rex64): Remove pattern.
9727 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9729 PR rtl-optimization/32296
9730 * pa.md (return): Delete pattern.
9731 (return_internal): Remove "(const_int 1)" from pattern.
9732 (epilogue): Use return_internal pattern for trivial returns.
9733 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9734 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9736 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9738 * tree-ssa-pre.c (is_exception_related): New function
9739 (can_value_number_operation): Use it.
9741 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9743 Fix PR tree-optimization/32540
9744 Fix PR tree-optimization/31651
9746 * tree-ssa-sccvn.c: New file.
9748 * tree-ssa-sccvn.h: Ditto.
9750 * tree-vn.c: Include tree-ssa-sccvn.h
9751 (val_expr_paid_d): Removed.
9752 (value_table): Ditto.
9753 (vn_compute): Ditto.
9754 (val_expr_pair_hash): Ditto.
9755 (val_expr_pair_expr_eq): Ditto.
9756 (copy_vuses_from_stmt): Ditto.
9759 (shared_vuses_from_stmt): Ditto.
9760 (print_creation_to_file): Moved up.
9761 (sort_vuses): Ditto.
9762 (sort_vuses_heap): Ditto.
9763 (set_value_handle): Make non-static.
9764 (make_value_handle): Ditto.
9765 (vn_add): Rewritten to use sccvn lookups.
9766 (vn_add_with_vuses): Ditto.
9767 (vn_lookup): Ditto (and second argument removed).
9768 (vn_lookup_with_vuses): Ditto.
9769 (vn_lookup_or_add): Ditto (and second argument removed);
9770 (vn_lookup_or_add_with_vuses): Ditto.
9771 (vn_lookup_with_stmt): New.
9772 (vn_lookup_or_add_with_stmt): Ditto.
9773 (create_value_handle_for_expr): Ditto.
9775 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9776 (seen_during_translate): New function.
9777 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9778 (phi_trans_add): Ditto.
9779 (constant_expr_p): FIELD_DECL is always constant.
9780 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9781 Use constant_expr_p.
9782 Avoid infinite recursion on mutually valued expressions.
9783 Change callers of vn_lookup_or_add.
9784 (phi_translate): New function.
9785 (compute_antic_safe): Allow phi nodes.
9786 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9787 (find_or_generate_expression): Rewrite slightly.
9788 (create_expression_by_pieces): Updated for vn_lookup_or_add
9790 Update VN_INFO for new names.
9791 (insert_into_preds_of_block): Update for new names.
9792 (add_to_exp_gen): New function.
9793 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9794 (find_existing_value_expr): Rewrite to changed vn_lookup.
9795 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9796 (try_look_through_load): Removed.
9797 (try_combine_conversion): Ditto.
9798 (get_sccvn_value): New function.
9799 (make_values_for_phi): Ditto.
9800 (make_values_for_stmt): Ditto.
9801 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9803 (init_pre): Update for SCCVN changes.
9805 (execute_pre): Ditto.
9807 * tree-flow.h (make_value_handle): Declare.
9808 (set_value_handle): Ditto.
9809 (sort_vuses_heap): Ditto.
9810 (vn_lookup_or_add_with_stmt): Ditto.
9811 (vn_lookup_with_stmt): Ditto.
9812 (vn_compute): Remove.
9815 (vn_lookup): Update arguments.
9817 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9819 (tree-ssa-sccvn.o): New.
9820 (OBJS-common): Add tree-ssa-sccvn.o
9822 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9825 * c-typeck.c (build_external_ref): Don't mark as used if called
9827 * calls.c (rtx_for_function_call): Likewise.
9829 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9833 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9835 * dce.c (deletable_insn_p_1): New function, split out from...
9836 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9837 specially, not those inside PARALLELs. Remove BODY argument
9838 and adjust recursive call accordingly.
9839 (prescan_insns_for_dce): Update call to delete_insn_p.
9841 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9843 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9844 (try_combine): Move potential calls to undo_all() so they happen
9845 before we commit to using the combined insns.
9847 2006-06-30 Jan Hubicka <jh@suse.cz>
9849 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9852 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9854 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9855 (cgraph_remove_unreachable_nodes): Likewise.
9856 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9857 * ipa-inline.c (update_caller_keys): Cast according to the coding
9859 (cgraph_decide_recursive_inlining): Likewise.
9860 (cgraph_decide_inlining_of_small_function): Likewise.
9861 (try_inline): Likewise.
9862 (cgraph_decide_inlining_incrementally): Likewise.
9863 * ipa-pure-const.c (get_function_state): Likewise.
9864 (scan_function): Likewise.
9865 (analyze_function): Likewise.
9866 (static_execute): Likewise.
9867 * ipa-reference.c (scan_for_static_refs): Likewise.
9868 (merge_callee_local_info): Likewise.
9869 (analyze_function): Use type safe memory macros.
9870 (static_execute): Likewise. Cast according to the coding conventions.
9871 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9873 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9875 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9876 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9879 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9882 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9883 for complex modes (both int and real).
9885 2007-06-29 Jan Hubicka <jh@suse.cz>
9887 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9889 2007-06-29 Jan Hubicka <jh@suse.cz>
9892 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9895 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9898 * config/avr/avr.c: Include dataflow header file.
9899 (expand_prologue): Adjust for prologue insn change.
9900 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9903 2007-06-29 Richard Guenther <rguenther@suse.de>
9906 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9907 during type verification.
9909 2007-06-29 Jan Hubicka <jh@suse.cz>
9911 * recog.c (validate_change_rtx_1): Unshare TO argument.
9913 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9915 PR tree-optimization/24659
9916 * tree-vect-transform.c (vectorizable_call): Handle
9917 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9919 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9920 * config/i386/i386.c (enum ix86_builtins)
9921 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9922 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9924 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9925 const using def_builtin_const.
9926 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9927 input operands in the same modes as the result.
9928 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9930 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9932 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9933 (df_set_dead_notes_for_mw): Likewise.
9935 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9937 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9939 2007-06-28 DJ Delorie <dj@redhat.com>
9941 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9943 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9945 * doc/invoke.texi (C++ Dialect Options): Document
9946 fvisibility-ms-compat.
9947 * c.opt (fvisibility-ms-compat): New.
9949 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9952 * tree-affine.c (aff_combination_add_elt): Handle
9953 pointer addition specially.
9955 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9957 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9958 decl is non-external for AIX ABI.
9960 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9962 * config/rs6000/predicates.md (current_file_function_operand):
9963 Ensure the symbol is non-external for AIX ABI.
9965 2007-06-28 Nick Clifton <nickc@redhat.com>
9967 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9968 (fdce, fdse, fpredictive-commoning): Likewise.
9970 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9973 * gcc.c (process_command): Recognize the new -static-libgfortran
9976 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9979 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9980 Use a call clobbered hard reg instead of a pseudo reg.
9982 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9984 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9986 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9989 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9990 REG_LIBCALL and REG_RETVAL notes.
9991 (divsi3, mulsi3): Likewise.
9992 (mulhisi3): Likewise. Use emit_libcall_block.
9993 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9995 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9997 PR rtl-optimization/32481
9998 * combine.c (adjust_for_new_dest): Rescan the changed insn.
10000 2007-06-27 Richard Sandiford <richard@codesourcery.com>
10002 * dce.c (deletable_insn_p_1): New function, split out from...
10003 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
10004 specially, not those inside PARALLELs. Remove BODY argument
10005 and adjust recursive call accordingly.
10006 (prescan_insns_for_dce): Update call to delete_insn_p.
10008 2007-06-27 Richard Guenther <rguenther@suse.de>
10010 PR middle-end/32492
10011 * tree.h (fold_convertible_p): Declare.
10012 * fold-const.c (fold_convertible_p): New function.
10013 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
10014 instead of lang_hooks.types_compatible_p.
10016 2007-06-26 Jan Hubicka <jh@suse.cz>
10018 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
10019 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
10020 early use validate_unshare_change.
10021 (reload_combine): Likewise.
10022 * recog.c (change_t): New field unshare.
10023 (validate_change_1): Rename from validate_change; add argument unshare.
10024 (validate_change): Turn into wrapper of validate_change_1; update
10025 prototype for bools.
10026 (validate_unshare_change): New.
10027 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
10028 calls of df_insn_rescan.
10029 * recog.h (validate_change): Replace ints by bools.
10030 (validate_unshare_change): Declare.
10032 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
10034 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
10036 2007-06-26 Steve Ellcey <sje@cup.hp.com>
10038 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
10040 2007-06-25 Jan Hubicka <jh@suse.cz>
10042 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
10044 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
10045 cgraph_decide_inlining_incrementally): Move uninlinability checks to
10046 places other call site specific checks are performed.
10048 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10051 * tree-vect-transform.c (vectorizable_operation): Convert
10052 POINTER_PLUS_EXPR over to PLUS_EXPR.
10054 2007-06-25 Chao-ying Fu <fu@mips.com>
10056 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
10057 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
10058 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
10059 Document GET_MODE_IBIT, and GET_MODE_FBIT.
10061 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
10062 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10063 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
10064 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
10065 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
10066 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
10067 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
10068 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
10069 ALL_FIXED_POINT_MODE_P): New define.
10070 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10072 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
10074 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
10075 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10076 MODE_VECTOR_UACCUM): New mode classes.
10078 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
10079 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
10080 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
10083 * genmodes.c (struct mode_data): Add ibit and fbit fields.
10084 (blank_mode): Initialize ibit and fbit.
10085 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
10086 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10088 (new_adjust): Change required_class to required_class_from and
10089 required_class_to for testing within a range.
10090 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10091 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10092 MODE_VECTOR_UACCUM.
10093 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
10094 (make_fixed_point_mode): New.
10095 (_ADD_ADJUST): Change C to C1 and C2.
10096 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
10097 use a range for machine classes.
10098 (ADJUST_IBIT, ADJUST_FBIT): New.
10099 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
10101 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10102 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10103 Emit adjustment for ibit and fbit.
10104 (emit_mode_ibit, emit_mode_fbit): New.
10105 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
10107 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
10109 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
10110 as the source of the set.
10112 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
10114 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
10115 FP_REGNO_P): Use IN_RANGE.
10116 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
10117 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
10118 (DATA_REG_P): Use DATA_REGNO_P.
10119 (FP_REG_P): Use FP_REGNO_P.
10120 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
10121 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
10122 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
10124 2007-06-24 Jan Hubicka <jh@suse.cz>
10126 PR middle-end/30563
10127 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
10129 2007-06-24 Sebastian Pop <sebpop@gmail.com>
10131 PR middle-end/32461
10132 * fold-const.c (fold_binary): Strip nops of operand 0
10133 of BIT_NOT_EXPR before calling operand_equal_p.
10134 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
10135 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
10137 2007-06-23 Mark Mitchell <mark@codesourcery.com>
10139 * doc/extend.texi: Document that dllimport and dllexport imply
10140 default visibility.
10141 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
10142 imported or exported declaration, including type declarations.
10143 * c-common.c (handle_visibility_attribute): Check for conflicts
10144 with dllimport/dllexport.
10145 (c_determine_visibility): Handle dllimport/dllexport as an
10146 explicit visibility atttribute.
10148 2007-06-23 Richard Guenther <rguenther@suse.de>
10150 PR tree-optimization/16876
10151 PR middle-end/29478
10152 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
10154 * tree-inline.c (initialize_inlined_parameters): Do not call
10155 lang_hooks.tree_inlining.convert_parm_for_inlining.
10156 * cgraphbuild.c (initialize_inline_failed): Set inline failed
10157 reason for mismatched types.
10158 * gimplify.c (gimplify_call_expr): Verify the call expression
10159 arguments match the called function type signature. Otherwise
10160 mark the call expression to be not considered for inlining
10161 using CALL_CANNOT_INLINE_P flag.
10162 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
10163 edges call expression.
10164 (cgraph_decide_inlining_of_small_function): Likewise.
10165 (cgraph_decide_inlining): Likewise.
10166 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10168 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
10169 * c-typeck.c (c_convert_parm_for_inlining): Remove.
10170 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
10171 Remove declaration.
10172 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
10173 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
10175 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10176 convert_parm_for_inlining member.
10178 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
10181 * arm.md (negscc): Match the correct operand for optimized LT0 test.
10182 Remove optimization for GT.
10184 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
10186 PR middle-end/32437
10187 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
10189 (prescan_insns_for_dce): Add extra parameter.
10191 2007-06-23 Jan Hubicka <jh@suse.cz>
10193 PR middle-end/31541
10194 * gimplify.c (mark_addressable): New function.
10195 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
10197 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10199 PR middle-end/32374
10200 * expr.c (store_constructor): Do not clobber non-zeroed memory.
10202 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10205 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
10206 moves between MMX/SSE registers to at least 8 units to prevent
10207 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
10209 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10211 * config/i386/i386.c (override_options): Correct x86_sahf
10214 2007-06-21 David Daney <ddaney@avtrex.com>
10217 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
10218 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
10219 (exception_receiver): Renamed to ...
10220 (nonlocal_goto_receiver): ... this.
10222 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
10224 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
10225 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
10226 partial register accesses.
10228 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
10230 * fold-const.c (debug_fold_checksum): Move it under
10231 ENABLE_FOLD_CHECKING.
10233 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10235 PR middle-end/20623
10236 * tree.h (debug_fold_checksum): Declared.
10237 * fold-const.c (build_fold_addr_expr_with_type_1): New.
10238 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
10239 build_fold_addr_expr_with_type_1.
10240 (fold_addr_expr, debug_fold_checksum): New.
10241 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
10242 (fold_unary, fold_comparison, split_address_to_core_and_offset):
10243 Use fold_addr_expr.
10245 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10247 PR tree-optimization/19590
10248 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
10249 of scev is a constant.
10251 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10253 * df-problems.c (df_note_bb_compute): Made computation of live
10254 info consistent with df_lr.
10256 2007-06-21 Richard Guenther <rguenther@suse.de>
10258 PR tree-optimization/32453
10259 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
10260 for pointer anti-range.
10262 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
10264 * config/i386/i386.c (processor_target_table): Increase maximum
10265 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
10268 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
10269 byte alignment if > 8 byte alignment is preferred.
10270 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10272 2007-06-21 Jakub Jelinek <jakub@redhat.com>
10274 PR tree-optimization/31866
10275 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
10276 if ASM_EXPR's input is not a SSA_NAME.
10278 PR middle-end/32362
10279 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
10280 but decl is a global var, instead return decl.
10281 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
10282 even for is_global_var decls, if they are private in some outer
10285 2007-06-21 Richard Guenther <rguenther@suse.de>
10287 PR tree-optimization/32451
10288 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
10290 2007-06-21 Christian Bruel <christian.bruel@st.com>
10292 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
10293 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
10294 (push_regs): Changed saving order or banked registers.
10295 (sh_expand_epilogue): Likewise.
10296 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
10297 (FIRST_BANKED_REG): Likewise.
10298 (LAST_BANKED_REG): Likewise.
10299 * config/sh/sh.md (banked) New attribute.
10300 (in_delay_slot): Check banked attribute.
10302 2007-06-20 Sebastian Pop <sebpop@gmail.com>
10304 PR tree-optimization/32075
10305 * tree-data-ref.c (subscript_dependence_tester_1,
10306 analyze_miv_subscript, analyze_overlapping_iterations,
10307 add_distance_for_zero_overlaps, build_classic_dist_vector,
10308 subscript_dependence_tester_1, analyze_overlapping_iterations,
10309 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
10310 compute_affine_dependence, compute_all_dependences): Pass loop_nest
10311 to evolution_function_is_affine_multivariate_p.
10313 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10315 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
10317 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
10320 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
10322 * config/m32c/prologue.md (epilogue_exitd_16): New.
10323 (epilogue_reit_16): New.
10324 (epilogue_exitd): Rename to epilogue_exitd_24.
10325 (epilogue_reit): Rename to epilogue_reit_24.
10327 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
10328 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10330 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
10332 * haifa-sched.c (queue_to_ready): Don't requeue next insn
10333 if dbg_cnt (sched_insn) reaches the limit.
10334 (choose_ready): New parameter INSN_PTR and new return value.
10335 (schedule_block): Handle dbg_cnt (sched_insn). Handle
10336 the new return value from choose_ready.
10337 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
10338 (rest_of_handle_global_alloc): New global_alloc_at_func.
10340 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
10342 PR tree-optimization/25737
10343 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
10344 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
10345 * tree-flow.h (struct fieldoff): Add new field alias_set.
10346 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
10347 argument addressable_type. Set alias_set of fieldoff.
10348 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
10349 (create_overlap_variables_for): Pass alias_set from fieldoff to
10351 * alias.c (get_alias_set): Use alias_set from SFT if set.
10353 2007-06-20 Hui-May Chang <hm.chang@apple.com>
10355 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
10356 of a variable as an unsigned HOST_WIDE_INT integer.
10358 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
10360 PR rtl-optimization/32405
10361 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
10363 2007-06-20 Jakub Jelinek <jakub@redhat.com>
10365 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
10367 PR middle-end/31959
10368 * builtins.c: Include diagnostic.h.
10369 (expand_builtin_expect): Make gcc_assert more permissive.
10370 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
10372 PR inline-asm/32109
10373 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
10376 PR middle-end/32285
10377 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
10378 if ACCUMULATE_OUTGOING_ARGS.
10380 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10382 * config/m68hc11/m68hc11.c: Include dataflow header file.
10383 (m68hc11_reorg): Port to dataflow.
10385 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10387 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
10388 (struct df_problem.free_blocks_on_set_blocks): New field.
10389 (struct dataflow.optional_p): New field.
10390 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
10391 (df_live_set_all_dirty): New function.
10392 * df-scan.c (df_scan_alloc): Initialize optional_p.
10393 (problem_SCAN): Initialize free_blocks_on_set_blocks.
10394 * df-core.c (df_set_blocks): Removed use of
10395 DF_FIRST_OPTIONAL_PROBLEM. Now uses
10396 df_problem.free_blocks_on_set_blocks to determine which blocks are
10398 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
10399 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
10400 uses dataflow.optional_p to determine if problem should be
10402 (rest_of_handle_df_initialize): Only start live problem if
10404 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
10405 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
10406 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
10407 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
10408 problem_NOTE): Initialize free_blocks_on_set_blocks.
10409 (df_lr_bb_local_compute): Recompute luids if df_live problem is
10411 (df_live_set_all_dirty, df_note_alloc): New function.
10412 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
10414 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
10415 * postreload.c (reload_combine): Ditto.
10416 * cse.c (cse_extended_basic_block): Ditto.
10417 * regmove.c (mark_flags_life_zones): Ditto.
10418 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
10419 erase_matching_seqs): Ditto.
10420 * bt-load.c (compute_defs_uses_and_gen): Ditto.
10421 * integrate (allocate_initial_values): Ditto.
10422 * combine.c (reg_dead_at_p): Ditto.
10423 * resource.c (mark_target_live_regs): Ditto.
10424 * sched-rgn.c (check_live_1, update_live_1): Ditto.
10425 * config/sh/sh.c (find_r0_life_regions): Ditto.
10426 * global.c (rest_of_handle_global_alloc): Only add back df_live
10428 * local-alloc.c (rest_of_handle_local_alloc): Only remove
10429 df_live for -O > 1.
10430 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
10432 (if_convert): Make sure df_live is there at -O == 1.
10433 (pass_if_after_combine): Cleanup flags.
10434 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
10435 is there at -O == 1.
10437 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
10439 * config/arm/arm.c (arm_get_frame_offsets): Set
10440 offsets->locals_base to avoid negative stack size.
10441 (thumb1_expand_prologue): Assert on negative stack size.
10443 2007-06-19 Sebastian Pop <sebpop@gmail.com>
10445 PR tree-optimization/32367
10446 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
10447 of the chrec has no evolution in that loop.
10448 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
10450 2007-06-19 Bob Wilson <bob.wilson@acm.org>
10452 * config/xtensa/xtensa.c: Include "df.h".
10453 (xtensa_builtin_saveregs): Use adjust_address instead of
10455 (xtensa_va_start): Invoke make_tree with sizetype for
10456 expand_builtin_saveregs and then convert the result to a pointer.
10457 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
10458 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
10459 Subtract argument size from index value as integers and then use
10460 POINTER_PLUS_EXPR to add the result to the array address.
10462 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10465 * config/m32c/m32c.c: Include dataflow header file.
10466 (m32c_emit_prologue): Adjust for prologue insn change.
10467 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
10468 once inside a PARALLEL. Assume frame size passed in operand 0
10469 includes space to save the fb register.
10470 (prologue_enter_24): Likewise.
10471 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
10473 2007-06-19 David Daney <ddaney@avtrex.com
10476 * config/mips/mips.md (cprestore): Mark $gp as used.
10478 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10481 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
10482 (frv_ifcvt_modify_insn): Likewise.
10484 2007-06-19 Richard Guenther <rguenther@suse.de>
10486 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
10487 only handle positive offsets that fit in a HOST_WIDE_INT.
10489 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
10491 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
10492 result of rsqrt insn for zero input argument to avoid NaN.
10494 2007-06-19 Richard Guenther <rguenther@suse.de>
10496 PR middle-end/31950
10497 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
10499 2007-06-19 Jakub Jelinek <jakub@redhat.com>
10501 PR tree-optimization/32353
10502 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
10504 2007-06-19 Nick Clifton <nickc@redhat.com>
10506 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
10508 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10511 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
10512 * config/i386/i386.c (assign_386_stack_local): Assert that
10513 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
10514 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
10515 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
10516 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
10518 2007-06-18 Steve Ellcey <sje@cup.hp.com>
10520 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
10522 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
10524 PR rtl-optimization/32321
10525 * gcse.c (replace_store_insn): Update the note before
10526 calling emit_insn_after.
10528 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10530 PR middle-end/32355
10531 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
10533 * df-problems.c (df_note_bb_compute): Fix dumping info.
10535 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
10537 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
10538 insn with emit_jump_insn.
10540 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10542 PR tree-optimization/32383
10543 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
10544 * targhooks.h (default_builtin_reciprocal): Update prototype.
10545 * target.h (struct gcc_target): Update builtin_reciprocal.
10546 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
10547 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
10548 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
10549 when fndecl is in BUILT_IN_MD class.
10550 (execute_convert_to_rsqrt): Ditto.
10552 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
10553 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
10554 Convert BUILT_IN_SQRTF code only when md_fn is false.
10556 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
10558 * bt-load.c (move_btr_def): Fix the order of arguments
10559 to validate_replace_rtx.
10561 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
10563 * config/m68k/m68k-devices.def: Add 54450..54455.
10565 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
10567 PR rtl-optimization/32366
10568 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
10569 FLOAT_EXTEND]: Prevent non-scalar modes from entering
10572 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10574 PR middle-end/32349
10575 * modulo-sched (generate_reg_moves): Added rescan parameter and if
10576 this is true, rescan insn being modified.
10577 (sms_schedule): Added rescan parameter.
10578 (rest_of_handle_sms): Moved freeing of dominance info to before
10579 getting out of cfg_layout.
10581 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
10583 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
10584 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
10587 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
10588 FL_CF_EMAC from the entry for isac.
10590 * config/m68k/predicates.md (const_call_operand): Adjust comment.
10591 (const_sibcall_operand): New.
10592 (sibcall_operand): Use it.
10593 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
10594 (m68k_isas): ISAC does not imply FPU or EMAC.
10595 (override_options): Add ISA_C logic for symbolic jump & call.
10597 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10599 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10600 return mode from the builtin itself.
10601 (sparc_fold_builtin): Fix cast of zero constant.
10603 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10605 * targhooks.c (default_builtin_reciprocal): New default target hook.
10606 * targhooks.h (default_builtin_reciprocal): Add prototype.
10607 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10608 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10609 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10610 default_builtin_reciprocal.
10612 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10614 PR middle-end/31723
10615 * hooks.c (hook_tree_tree_bool_null): New hook.
10616 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10617 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10618 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10619 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10620 and convert it to reciprocal a*rfunc(b).
10621 (execute_convert_to_rsqrt): New function.
10622 (gate_convert_to_rsqrt): New function.
10623 (pass_convert_to_rsqrt): New pass definition.
10624 * target.h (struct gcc_target): Add builtin_reciprocal.
10625 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10626 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10627 TARGET_BUILTIN_RECIPROCAL.
10628 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10630 * config/i386/i386.h (TARGET_RECIP): New define.
10631 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
10632 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10633 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10634 and not optimizing for size.
10635 (*rcpsf2_sse): New insn pattern.
10636 (*rsqrtsf2_sse): Ditto.
10637 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10638 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10639 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10640 and not optimizing for size.
10641 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10642 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10643 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10644 and not optimizing for size.
10645 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
10646 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10647 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10648 and not optimizing for size.
10649 (*sse_rsqrtv4sf2): Do not export.
10650 (sqrtv4sf2): Ditto.
10651 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10652 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10653 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10654 and not optimizing for size.
10655 (sqrtv4sf2): Ditto.
10656 * config/i386/i386.opt (mrecip): New option.
10657 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10658 (ix86_emit_swsqrtsf): Ditto.
10659 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10660 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10661 builtin definition.
10662 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10663 ix86_expand_unop1_builtin.
10664 (ix86_emit_swdivsf): New function.
10665 (ix86_emit_swsqrtsf): Ditto.
10666 (ix86_builtin_reciprocal): New function.
10667 (TARGET_BUILTIN_RECIPROCAL): Use it.
10668 (ix86_vectorize_builtin_conversion): Rename from
10669 ix86_builtin_conversion.
10670 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10671 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10672 "i386 and x86_64 Options" section.
10673 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10675 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10676 Zdenek Dvorak <dvorakz@suse.cz>
10677 Richard Guenther <rguenther@suse.de>
10678 Kaz Kojima <kkojima@gcc.gnu.org>
10680 * tree-vrp.c (compare_values_warnv): Convert val2 to
10682 (extract_range_from_assert): Create
10683 POINTER_PLUS_EXPR for pointer types.
10684 (extract_range_from_binary_expr): Handle
10685 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10687 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10688 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10689 POINTER_PLUS_EXPR as PLUS_EXPR.
10690 (number_of_iterations_lt_to_ne):
10691 For pointer types, use sizetype when
10692 creating MINUS_EXPR/PLUS_EXPRs.
10693 (assert_loop_rolls_lt): For pointer types, use sizetype when
10694 creating MINUS_EXPR/PLUS_EXPRs.
10695 (number_of_iterations_le): Likewise.
10696 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10697 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10698 like PLUS_EXPR and MINUS_EXPR.
10699 * tree-pretty-print.c (dump_generic_node): Handle
10701 (op_prio): Likewise.
10702 (op_symbol_1): Likewise.
10703 * optabs.c (optab_for_tree_code): Likewise.
10704 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10706 * tree-tailcall.c (process_assignment): Mention
10707 POINTER_PLUS_EXPR in a TODO comment.
10708 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10709 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10710 not used with a pointer and an integer type.
10711 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10712 increment using chrec_convert_rhs instead of chrec_convert.
10713 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10714 PLUS_EXPR except for the right hand side's type will be
10716 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10717 (fold_used_pointer_cast): Kill.
10718 (pointer_offset_p): Kill.
10719 (fold_used_pointer): Kill.
10720 (pointer_used_p): Kill.
10721 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10722 call fold_used_pointer.
10723 (instantiate_parameters_1): Convert the increment
10724 using chrec_convert_rhs instead of chrec_convert.
10725 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10726 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10727 instead of PLUS_EXPR.
10728 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10729 PLUS_EXPR for pointers.
10730 (std_gimplify_va_arg_expr): Likewise.
10731 (fold_builtin_memory_op): Likewise.
10732 (fold_builtin_strstr): Likewise.
10733 (fold_builtin_strchr): Likewise.
10734 (fold_builtin_strrchr): Likewise.
10735 (fold_builtin_strpbrk): Likewise.
10736 (expand_builtin_memory_chk): Likewise.
10737 (fold_builtin_memory_chk): Likewise.
10738 (std_expand_builtin_va_start): Use
10739 sizetype for the call to make_tree and then convert
10740 to the pointer type.
10741 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10742 instead of PLUS_EXPR for adding to a pointer.
10743 (std_gimplify_va_arg_expr): Use fold_build2 for
10744 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10745 the operands to sizetype first and then cast the BIT_AND_EXPR
10746 back to the pointer type.
10747 * fold-const.c (build_range_check): Handle pointer types
10749 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10750 of PLUS_EXPR's. Make sure the offset is converted to
10752 (try_move_mult_to_index): Strip the NOPs from the offset.
10753 Remove code argument and replace all uses with PLUS_EXPR.
10754 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10755 specially. Don't use a pointer type for MINUS_EXPR.
10756 (fold_unary): Handle for (T1)(X op Y),
10757 only p+ as that is the only as that can be handled for
10758 binary operators now.
10759 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10761 <case PLUS_EXPR>: Add folding of PTR+INT into
10763 Don't call try_move_mult_to_index.
10764 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10765 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10766 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10767 Don't call try_move_mult_to_index.
10768 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10769 (tree_expr_nonzero_p): Likewise.
10770 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10771 of PLUS_EXPR for the complex expression folding.
10772 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10773 first chrec is a pointer type, then the second should
10774 be sizetype and not the first's type.
10775 For POINTER_PLUS_EXPR, use a different right hand side type.
10776 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10777 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10778 different right hand side type.
10779 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10780 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10781 instead of PLUS_EXPR.
10782 When either operand is zero, convert the other operand.
10783 (chrec_apply): Use chrec_convert_rhs
10784 on the argument x instead of chrec_convert.
10785 (reset_evolution_in_loop): For pointer types, the new_evol
10786 should be sizetype.
10787 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10788 different right hand side type.
10789 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10790 (chrec_convert_rhs): New function.
10791 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10792 different right hand side type.
10793 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10794 * tree-chrec.h (chrec_convert_rhs): New prototype.
10795 (build_polynomial_chrec): For pointer types, the right hand
10796 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10797 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10798 Remove subtraction case as it is always addition now.
10799 Make sure the offset is converted to sizetype.
10800 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10801 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10802 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10803 PLUS_EXPR in pointer type.
10804 Handle POINTER_PLUS_EXPR.
10805 (tree_to_aff_combination): Likewise.
10806 (force_expr_to_var_cost): Likewise.
10807 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10808 instead of PLUS_EXPR for pointers.
10809 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10810 instead of PLUS_EXPR of pointer types.
10811 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10813 (check_va_list_escapes): Likewise.
10814 (check_all_va_list_escapes): Likewise.
10815 * dwarf2out.c (loc_descriptor_from_tree_1):
10816 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10817 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10818 (string_constant): Likewise.
10819 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10820 the offset to the base, use POINTER_PLUS_EXPR.
10821 (add_to_parts): Convert the index to sizetype.
10822 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10823 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10824 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10825 Offset only holds something for PLUS_EXPR.
10826 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10828 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10830 (analyze_accesses_for_modify_stmt): Likewise.
10831 Remove comment about the type being integral type as it is
10833 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10835 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10837 Correct the type which the artimentic is done in (is now
10840 * tree-data-ref.c (split_constant_offset): Handle
10842 * tree-affine.c (tree_to_aff_combination): Likewise.
10843 * c-typeck.c (build_unary_op): For pointers create the increment
10844 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10846 * gimplify.c (gimplify_self_mod_expr): Create a
10847 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10848 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10849 * tree.def (POINTER_PLUS_EXPR): New tree code.
10850 * tree-predcom.c (ref_at_iteration): If we have a pointer
10851 type do the multiplication in sizetype.
10852 * tree-mudflap.c (mf_xform_derefs_1): Create a
10853 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10854 * tree-ssa-forwprop.c
10855 (forward_propagate_addr_into_variable_array_index):
10856 Don't expect there to be a cast for the index as that
10857 does not exist anymore.
10858 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10859 instead of PLUS_EXPR.
10860 Don't check for the first operand of the POINTER_PLUS_EXPR
10861 was the index as it cannot be.
10862 Call forward_propagate_addr_into_variable_array_index with
10863 the SSA_NAME instead of the statement.
10864 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10865 (compare_constant): Likewise.
10866 (copy_constant): Likewise.
10867 (compute_reloc_for_constant): Likewise.
10868 (output_addressed_constants): Likewise.
10869 (initializer_constant_valid_p): Likewise.
10870 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10871 Convert the MIN/MAX of the inner type to the outer
10872 type before comparing them.
10873 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10874 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10875 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10876 of PLUS_EXPR for pointers.
10877 * tree-inline.c (estimate_num_insns_1): Handle
10879 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10880 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10881 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10882 instead of PLUS_EXPR for the pointer increment statement.
10883 (vect_update_ivs_after_vectorizer): For pointer types, create
10884 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10885 MULT_EXPR in sizetype.
10886 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10888 * tree-object-size.c (plus_expr_object_size): Handle
10889 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10890 code which is trying to figure out which side is a pointer and
10892 (check_for_plus_in_loops_1): Likewise.
10893 (check_for_plus_in_loops): Likewise.
10894 * c-common.c (pointer_int_sum): Create a
10895 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10896 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10897 only POINTER_PLUS_EXPR. Removing all the extra
10898 code which is trying to figure out which side is a pointer and
10900 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10901 PLUS_EXPR and MINUS_EXPR.
10902 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10904 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10905 with make_tree, instead of a pointer type.
10906 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10907 for pointers instead of PLUS_EXPR.
10908 (s390_gimplify_va_arg): Likewise.
10909 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10910 instead of PLUS_EXPR when doing addition on pointer
10911 types. Use sizetype for the second operand.
10912 (spu_gimplify_va_arg_expr): Likewise.
10913 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10914 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10915 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10916 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10917 for the pointer addition and also use size_int/sizetype
10919 (ix86_gimplify_va_arg): Likewise.
10920 Perform BIT_AND_EXPR on sizetype arguments.
10921 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10922 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10923 for the pointer additions and also use size_int for the offsets.
10924 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10925 additions and also use size_int for the offsets. Perform
10926 BIT_AND_EXPR on sizetype arguments.
10927 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10928 POINTER_PLUS_EXPR for pointers and create the
10929 BIT_AND_EXPR in sizetype.
10930 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10931 instead of PLUS_EXPR for pointer addition.
10932 (rs6000_va_start): Likewise.
10933 Also use sizetype for the offset.
10934 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10935 as PLUS_EXPR/MINUS_EXPR.
10936 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10937 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10938 Don't use BIT_AND_EXPR on a pointer type, convert the
10939 expression to sizetype first.
10940 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10942 (mips_gimplify_va_arg_expr): Likewise.
10943 Don't create BIT_AND_EXPR in a pointer type.
10945 2007-06-15 Eric Christopher <echristo@apple.com>
10947 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10948 (x86_64-*-darwin*): Ditto.
10949 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10952 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10954 * doc/extend.texi: Document behavior of __attribute__((aligned))
10957 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10959 * rtlanal.c (note_stores): Improve documentation.
10961 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10963 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10964 LOCAL_LABEL_PREFIX): Delete.
10965 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10966 (bfin_internal_label): Delete.
10968 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10970 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10971 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10972 otherwise define to LIBGCC2_TF_CEXT.
10973 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10974 (LIBGCC_TF_CEXT): Ditto.
10977 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10979 PR rtl-optimization/32339
10980 * df-scan.c (df_uses_record): Don't modify flags but just add to
10981 it for df_ref_record.
10983 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10985 * tree-mudflap.c: Fix whitespace issues.
10987 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10989 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10991 2007-06-14 Eric Christopher <echristo@apple.com>
10993 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10994 (movv4sf): Use gcc_unreachable instead of abort.
10996 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10999 * config/i386/sfp-machine.h (CMPtype): New define.
11000 (mach stubs): Use CMPtype instead of int as a return type.
11002 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
11004 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
11005 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
11006 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
11007 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
11008 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
11009 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
11010 config/soft-fp/soft-fp.h: Update from glibc CVS.
11012 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
11014 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
11016 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
11019 * config/v850/v850.c: Include dataflow header file.
11020 (substitute_ep_register): Fix typo.
11022 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11024 * configure.ac: Fix earlier checkin.
11025 * configure: Regenerated.
11027 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11029 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
11030 * aclocal.m4: Regenerate.
11031 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
11032 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
11033 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
11034 * configure: Regenerate.
11035 * Makefile.in (LOOSE_WARN): Subst loose_warn.
11037 * Makefile.in (quickstrap): Build libgcc too.
11039 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
11041 * configure.ac: Add --enable-checking=df. Explicitly mention that
11042 the variables are initialized as for "release".
11043 * df-core.c: Use it.
11044 * configure: Regenerate.
11045 * config.in: Regenerate.
11047 2007-06-14 Bob Wilson <bob.wilson@acm.org>
11049 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
11050 validate_replace_rtx instead of replace_rtx.
11051 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
11053 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
11055 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
11056 (DWARF2_UNWIND_INFO): Override default if configured with
11058 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
11059 (ENDFILE_SPEC): Add crtend.o.
11060 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
11061 (ENDFILE_SPEC): Add crtend.o.
11062 (TARGET_USE_JCR_SECTION): Define.
11063 (MD_UNWIND_SUPPORT): Define for 32-bit target.
11065 * config/i386/cygming-crtbegin.c: New file.
11066 * config/i386/cygming-crtend.c: New file.
11068 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
11070 * config/i386/w32-unwind.h: New file.
11072 2007-06-13 Eric Christopher <echristo@apple.com>
11074 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
11075 the user set a value below STACK_BOUNDARY.
11077 2007-06-13 Thiemo Seufer <ths@networkno.de>
11079 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
11080 imply -lpthread for -pthread.
11082 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11084 * basic-block.h: Remove the prototype for
11085 free_basic_block_vars.
11086 * cfglayout.h: Remove the prototype for
11087 insn_locators_initialize.
11088 * tree.h: Remove the prototype for emit_line_note.
11090 * tree-ssa-pre.c (mergephitemp): Remove.
11091 (init_pre): Don't use mergephitemp.
11093 2007-06-13 Eric Christopher <echristo@apple.com>
11095 * config/i386/i386.c (override_options): If we've specified
11096 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
11098 2007-06-13 Bob Wilson <bob.wilson@acm.org>
11100 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
11103 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11105 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
11106 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
11107 (eh_store_handler): New pattern.
11108 (eh_return): Emit it instead of a plain move.
11110 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
11112 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
11113 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
11114 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
11117 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11119 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
11120 (find_next_insn_start, find_load): New functions.
11121 (bfin_reorg): Use them to deal with the fact that parallel insns are
11122 no longer represented as a SEQUENCE.
11124 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11126 * config/sparc/sparc.c (sparc_override_options): Initialize
11127 fpu mask correctly.
11129 2007-06-13 Dave Korn <dave.korn@artimi.com>
11131 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
11134 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11136 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
11137 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
11138 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
11139 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
11140 tree-vect-transform.c: Fix comment typos. Follow spelling
11143 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11145 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
11146 to the exit block use set.
11147 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
11148 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
11149 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
11151 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11153 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
11154 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
11155 to indicate an error.
11156 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
11158 (dbg_cnt_process_opt): Print an error on a bad argument.
11159 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
11160 * common.opt (-fdbg-cnt-list): New.
11161 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
11163 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
11165 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
11166 flag on ref-all pointers.
11168 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11170 PR middle-end/31579
11171 * expr.c (expand_expr_addr_expr_1): Call expand_expr
11172 for the offset with the modifier as EXPAND_INITIALIZER
11173 if the modifier is EXPAND_INITIALIZER.
11174 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
11175 a register if we had an overflow.
11177 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11179 * real.c (real_isfinite): New.
11180 (real_sqrt): Use it.
11181 * real.h (real_isfinite): New.
11182 * builtins.c: Use it.
11184 2007-06-12 Ian Lance Taylor <iant@google.com>
11185 Daniel Berlin <dberlin@dberlin.org>
11188 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
11189 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
11190 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
11191 (DECL_NO_TBAA_P): Define.
11192 (struct tree_decl_common): Add no_tbaa_flag field.
11193 * tree-ssa-structalias.c (struct variable_info): Add
11194 no_tbaa_pruning field.
11195 (new_var_info): Initialize no_tbaa_pruning field.
11196 (unify_nodes): Copy no_tbaa_pruning field.
11197 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11198 (dump_solution_for_var): Print no_tbaa_pruning flag.
11199 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
11201 (compute_tbaa_pruning): New static function.
11202 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
11203 Call compute_tbaa_pruning.
11204 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
11205 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11206 * gimple-low.c (lower_stmt): Likewise.
11207 * tree-gimple.c (is_gimple_stmt): Likewise.
11208 * tree-ssa-operands.c (get_expr_operands): Likewise.
11209 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11210 * tree-inline.c (estimate_num_insns_1): Likewise.
11211 (copy_result_decl_to_var): Likewise.
11212 * expr.c (expand_expr_real_1): Likewise.
11213 * tree-pretty-print.c (dump_generic_node): Likewise.
11214 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
11215 * omp-low.c (omp_copy_decl_2): Likewise.
11216 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
11217 * doc/c-tree.texi (Expression trees): Document
11218 CHANGE_DYNAMIC_TYPE_EXPR.
11220 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11222 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
11223 with !HONOR_NANS and !HONOR_INFINITIES.
11224 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
11226 2007-06-12 Tristan Gingold <gingold@adacore.com>
11228 * gcov.c: Comments updated.
11229 (source_info): Add file_time field.
11230 (source_index): New variable.
11231 (mutiple_files): New variable.
11232 (generate_results): New function extracted from process_file.
11233 (process_file): Save and restore chain of functions, generate
11234 results and free structures only if not merging results.
11235 (release_structures): File names are now freed in create_file_names
11236 (create_file_names): Free previous file names.
11237 (find_source): File date is now read here and modifications in
11238 source files is checked here.
11239 (read_graph_file): Only reverse order of functions for the current
11241 (make_gcov_file_name): Do not generate long names if input_name is
11243 (output_lines): If merging results do not display graph, data and
11245 Checking source file modification is done in find_source.
11247 * doc/gcov.texi: Append an s to sourcefile.
11249 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
11251 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
11252 (forced_nop): New pattern.
11253 * config/bfin/bfin.c: Include "df.h".
11254 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
11255 (bfin_discover_loop): Use df_get_live_in instead of
11256 global_live_at_start.
11257 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
11258 df_analyze when done.
11259 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
11260 the insns. Use QImode for the final insn in a bundle. Call
11261 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
11263 (reorder_var_tracking_notes): New function.
11264 (bfin_reorg): Pass no argument to split_all_insns. Don't call
11265 update_life_info. Call df_analyze after scheduling and bundle
11266 generation. Call reorder_var_tracking_notes if generating these
11267 notes. Call df_finish_pass at the end.
11269 2007-06-12 Dirk Mueller <dmueller@suse.de>
11271 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
11272 a comparison, not an assignment.
11274 2007-06-12 Olivier Hainque <hainque@adacore.com>
11276 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
11277 Request walking the subtrees only, leaving the current is_lhs/val_only
11279 (convert_non_local_reference): Likewise.
11281 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
11283 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
11285 2007-06-12 Richard Guenther <rguenther@suse.de>
11287 PR tree-optimization/15353
11288 PR tree-optimization/31657
11289 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
11290 * timevar.def: Add TV_TREE_IFCOMBINE.
11291 * tree-pass.h (pass_tree_ifcombine): Declare.
11292 * tree-ssa-ifcombine.c: New file.
11293 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
11294 * tree-flow.h (blocks_in_phiopt_order): Declare.
11295 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
11296 (tree-ssa-ifcombine.o): New dependencies.
11298 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11300 PR rtl-optimization/32293
11301 * combine.c (simplify_if_then_else): Truncate return from
11302 nonzero_bits() to correct mode.
11304 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11306 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
11307 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
11309 2007-06-11 Diego Novillo <dnovillo@google.com>
11311 * Makefile.in (reload1.o-warn): Remove.
11313 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
11315 * combine.c (subst): Use reg_overlap_mentioned_p
11316 instead of comparing register numbers directly.
11318 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11320 * reload1.c (mark_home_live_1): Use the mode parameter.
11322 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11324 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
11325 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
11327 * df-core.c: Ditto.
11329 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
11331 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
11333 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11335 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
11336 from integer registers.
11337 (FP mode splitters): Handle TFmode.
11339 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
11341 * tree-ssa-structalias.c (find_what_p_points_to): Return false
11342 for ref-all pointers that point-to anything.
11344 2007-06-11 Joseph Myers <joseph@codesourcery.com>
11346 * config/arm/arm.c (arm_output_dwarf_dtprel,
11347 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
11349 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
11351 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
11352 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
11355 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
11357 * tree.c (signed_or_unsigned_type_for): New.
11358 (unsigned_type_for): Use signed_or_unsigned_type_for.
11359 (signed_type_for): Use signed_or_unsigned_type_for.
11360 * tree.h (signed_or_unsigned_type_for): New.
11361 (get_signed_or_unsigned_type): Remove.
11362 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
11363 lang_hooks.types.signed_type
11364 (size_diffop): Likewise.
11365 (all_ones_mask_p): Likewise.
11366 (build_range_check): Likewise.
11367 (fold_cond_expr_with_comparison): Likewise.
11368 (fold_cond_expr_with_comparison): Likewise.
11369 (unextend): Likewise.
11370 (extract_muldiv_1): Likewise.
11371 (fold_single_bit_test_into_sign_test): Likewise.
11372 (fold_binary): Likewise.
11373 (fold_ternary): Likewise.
11374 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
11375 instead of get_signed_or_unsigned_type.
11376 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
11377 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
11378 * expr.c (signed_or_unsigned_type_for): Use
11379 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
11380 * langhooks.c (get_signed_or_unsigned_type): Remove.
11381 (lhd_signed_or_unsigned_type): Remove.
11382 * langhooks.h (lang_hooks_for_types): Remove signed_type and
11383 signed_or_unsigned_type.
11384 (lhd_signed_or_unsigned_type): Remove.
11385 * expmed.c (make_tree): Use signed_type_for instead of
11386 lang_hooks.types.signed_type.
11387 * c-common.c (same_scalar_type_ignoring_signedness): Use
11388 c_common_signed_type instead of lang_hooks.types.signed_type.
11389 (c_common_unsigned_type): New.
11390 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
11391 (shorten_compare): Use c_common_unsigned_type instead of
11392 c_common_signed_or_unsigned_type.
11393 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
11395 * convert.c (convert_to_integer): Use signed_type_for instead of
11396 lang_hooks.types.signed_type.
11397 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
11398 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
11399 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
11400 * c-format.c (check_format_types): Use c_common_unsigned_type
11401 instead of unsigned_type_for.
11402 * c-decl.c (groakdeclarator): Likewise.
11403 * c-typeck.c (convert_for_assignment): Likewise.
11404 * c-common.h (c_common_unsigned_type): New.
11406 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11409 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
11410 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
11412 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11414 PR middle-end/32279
11415 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
11416 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
11418 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
11419 Sebastian Pop <sebpop@gmail.com>
11421 * lambda-code.c (remove_iv): New.
11422 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
11424 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
11426 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
11427 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
11428 * tree-ssa-loop-prefetch.c: Include optabs.h.
11429 (FENCE_FOLLOWING_MOVNT): New macro.
11430 (struct mem_ref): Add independent_p and storent_p fields.
11431 (record_ref): Initalize the new fields.
11432 (gather_memory_references_ref): Return true if the reference
11434 (gather_memory_references): Check whether all memory accesses
11435 in loop were recorded.
11436 (should_issue_prefetch_p): Return false for nontemporal stores.
11437 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
11438 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
11439 (determine_loop_nest_reuse): Detect independent memory references.
11440 (loop_prefetch_arrays): Call mark_nontemporal_stores.
11441 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
11442 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
11443 * config/i386/i386.h (x86_mfence): Declare.
11444 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
11445 * config/i386/i386.c (x86_mfence): New variable.
11446 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
11448 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
11449 * optabs.c (init_optabs): Initialize storent_optab.
11450 * optabs.h (enum optab_index): Add OTI_storent.
11451 (storent_optab): Declare.
11452 * genopinit.c (optabs): Add initialization for storent_optab.
11453 * tree.h (MOVE_NONTEMPORAL): New macro.
11454 * expr.c (expand_assignment, store_expr, store_constructor_field,
11455 store_constructor, store_field, expand_expr_real_1): Propagate
11456 nontemporality of the expanded store.
11457 (emit_storent_insn): New function.
11458 * expr.h (expand_assignment, store_expr): Declaration changed.
11459 * function.c (assign_parm_setup_reg): Pass false as nontemporality
11460 to expand_assignment.
11461 * stmt.c (expand_asm_expr): Ditto.
11462 * calls.c (initialize_argument_information): Pass false as
11463 nontemporality to store_expr.
11464 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
11467 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11469 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
11471 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
11473 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11475 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
11476 and allow DECL_P here.
11478 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
11480 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
11481 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
11482 track of the size of the expression.
11483 * cfghooks.c (merge_blocks): Remove block from loops structure only
11484 after call of the merge_blocks hook.
11486 2007-06-09 Tom Tromey <tromey@redhat.com>
11488 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
11489 (deprecated_state): Removed.
11490 (start_decl): Update.
11491 (enum deprecated_states): Moved earlier.
11492 (groktypename): Update.
11493 (push_parm_decl): Likewise.
11494 (grokfield): Likewise.
11495 (start_function): Likewise.
11497 2007-06-09 Ian Lance Taylor <iant@google.com>
11499 PR tree-optimization/32169
11500 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
11501 CONVERT_EXPR, check whether min and max both converted to an
11502 overflow infinity representation.
11504 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
11506 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
11507 not inserted on the edge.
11509 2007-06-08 Bob Wilson <bob.wilson@acm.org>
11511 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
11512 instructions if they are supported.
11513 (__divsi3, __umodsi3, __modsi3): Likewise.
11514 (__ashldi3, __ashrdi3, __lshrdi3): New.
11515 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
11517 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
11518 Tony Linthicum <tony.linthicum@amd.com>
11520 * doc/invoke.texi: Add fvect-cost-model flag.
11521 * common.opt (fvect-cost-model): New flag.
11522 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
11523 cost fields in stmt_vec_info struct for STMT.
11524 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
11525 fields in stmt_vec_info struct and access functions for the same.
11526 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
11527 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
11528 load, store and vector to scalar operation.
11529 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
11530 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
11531 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
11532 (TARG_VEC_STORE_COST): Define cost of vector store.
11533 (vect_estimate_min_profitable_iters): Define new function.
11534 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
11535 check to evaluate if loop iterations are less than minimum profitable
11536 iterations determined by cost model or minimum vect loop bound defined
11537 by user, whichever is more conservative.
11538 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
11539 run-time check to evaluate if loop iterations are less than minimum
11540 profitable iterations determined by cost model or minimum vect loop
11541 bound defined by user, whichever is more conservative.
11542 (vect_estimate_min_profitable_iterations): New function to estimate
11543 mimimimum iterartions required for vector version of loop to be
11544 profitable over scalar version.
11545 (vect_model_reduction_cost): New function.
11546 (vect_model_induction_cost): New function.
11547 (vect_model_simple_cost): New function.
11548 (vect_cost_strided_group_size): New function.
11549 (vect_model_store_cost): New function.
11550 (vect_model_load_cost): New function.
11551 (vectorizable_reduction): Call vect_model_reduction_cost during
11553 (vectorizable_induction): Call vect_model_induction_cost during
11555 (vectorizable_load): Call vect_model_load_cost during analysis phase.
11556 (vectorizable_store): Call vect_model_store_cost during analysis phase.
11557 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
11558 vectorizable_promotion, vectorizable_demotion): Call
11559 vect_model_simple_cost during analysis phase.
11561 2007-06-08 Simon Baldwin <simonb@google.com>
11563 * reg-stack.c (get_true_reg): Readability change. Moved default case
11564 label into direct switch statement scope.
11566 2007-06-08 Simon Baldwin <simonb@google.com>
11568 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
11569 in gcc_assert() with '==' comparison.
11571 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11573 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
11574 TARGET_ABM handling of x86_popcnt variable.
11576 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11578 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
11579 __builtin_copysignq and __builtin_infq built-in functions.
11581 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11583 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
11584 SSE4.2 section. Correct built-in function names in SSE4A section.
11586 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11588 PR tree-optimization/32243
11589 * tree-vect-transform.c (vectorizable_type_promotion): Move check
11590 for ncopies after ratio check between nunits_out and nunits_in.
11591 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
11593 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
11595 PR tree-optimization/32224
11596 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
11597 vectorization upon a non GIMPLE_MODIFY_STMT.
11599 2007-06-08 Christian Bruel <christian.bruel@st.com>
11602 * config/sh/sh.md (doloop_end): New pattern and splitter.
11603 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11605 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11607 PR middle-end/32209
11608 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11610 (verify_dominators): Do not change dominance tree.
11612 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11614 * config/sh/constraints.md: New file.
11615 * config/sh/sh.c: Include tm-constrs.h.
11616 (reg_class_from_letter): Remove.
11617 (prepare_cbranch_operands): Use satisfies_constraint_*
11618 function instead of macro.
11619 (andcosts, broken_move, sh_secondary_reload): Likewise.
11620 * config/sh/predicates.md (trapping_target_operand): Likewise.
11621 (and_operand, arith_operand, arith_reg_or_0_operand,
11622 cmp_operand, logical_operand, target_operand,
11623 ua_address_operand, ua_offset, xor_operand): Likewise.
11624 * config/sh/sh.md: Include constraints.md.
11625 (*movsicc_t_false): Use satisfies_constraint_* function
11627 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11628 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11629 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11630 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11631 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11632 (REG_CLASS_FROM_CONSTRAINT): Remove.
11633 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11634 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11635 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11636 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11637 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11638 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11639 function instead of macro.
11640 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11641 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11642 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11643 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11644 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11645 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11646 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11647 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11648 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11649 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11650 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11651 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11652 EXTRA_CONSTRAINT_STR): Likewise.
11653 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11655 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11657 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11659 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11662 * c-common.h (flag_cpp0x): Replaced by...
11663 (cxx_dialect): ... this new variable specifying the C++ dialect that
11665 * c-common.c (flag_cpp0x): Removed.
11666 (cxx_dialect): Defined.
11667 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11669 * c-opts.c (c_common_post_options): Likewise.
11670 (set_std_cxx98): Set cxx_dialect to cxx98.
11671 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11673 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11674 Hui-May Chang <hm.chang@apple.com>
11676 * doc/invoke.texi (Darwin Options): Update documentation for
11677 -mmacosx-version-min.
11678 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11679 * config/darwin-driver.c: New file.
11680 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11681 * config/t-darwin (darwin-driver.o): New rule.
11683 * config/darwin-c.c (version_as_macro): Ignore low digit.
11685 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11687 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11688 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11689 (CSGNMODE): New mode macro.
11690 (CSGNVMODE): New mode attribute.
11691 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11692 expander using CSGNMODE mode macro. Handle TFmode.
11693 (copysign<mode>3_const): Rename from copysignsf3_const and
11694 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11696 (copysign<mode>3_var): Rename from copysignsf3_var and
11697 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11699 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11700 mode macro. Handle TFmode.
11701 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11702 (iortf3, *iortf3): Ditto.
11703 (xortf3, *xortf3): Ditto.
11704 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11705 TFmode and TImode masks.
11706 (ix86_expand_copysign): Expand TFmode copysign insn.
11707 (IX86_BUILTIN_INFQ): New.
11708 (IX86_BUILTIN_FABSQ): Ditto.
11709 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11710 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11711 [__builtin_fabsq]: Ditto.
11712 [__builtin_copysignq]: Ditto.
11713 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11714 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11715 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11716 ix86_expand_binop_builtin().
11718 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11720 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11722 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11725 * rtl.h (push_to_sequence2): New.
11726 * emit-rtl.c (push_to_sequence2): New.
11727 * function.c (assign_parm_data_all): Add new fields.
11728 (assign_parm_setup_block): Call push_to_sequence2 instead of
11730 (assign_parm_setup_reg): Ditto.
11731 (assign_parm_setup_stack): Ditto.
11732 (assign_parms_unsplit_complex): Ditto.
11733 (assign_parms): Change field name.
11735 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11737 PR tree-optimization/32220
11738 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11739 phi node is reached before defining statement.
11741 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11744 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11745 after changing the right hand side of the assignment.
11747 2007-06-06 Eric Christopher <echristo@apple.com>
11749 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11750 (x86_64-*-darwin*): Ditto.
11751 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11752 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11754 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11756 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11757 coding conventions.
11758 (add_key): Likewise.
11759 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11760 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11762 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11764 (add_cost_one_coalesce): Likewise.
11765 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11766 variable names. Rename orig to orig_name for consistency.
11767 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11768 coding conventions.
11769 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11771 (record_equivalences_from_stmt): Likewise.
11772 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11773 the coding conventions.
11774 (memory_ssa_name_same): Likewise.
11775 (dse_optimize_stmt): Likewise.
11776 (dse_record_phis): Likewise.
11777 (dse_finalize_block): Likewise.
11778 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11779 keywords as variable names.
11780 (may_move_till): Cast according to the coding conventions.
11781 (force_move_till_expr): Avoid using C++ keywords as variable names.
11782 (force_move_till): Cast according to the coding conventions.
11783 (memref_hash): Likewise.
11784 (memref_eq): Likewise.
11785 (gather_mem_refs_stmt): Likewise.
11786 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11787 using C++ keywords as variable names.
11788 (idx_find_step): Cast according to the coding conventions.
11789 (idx_record_use): Likewise.
11790 (find_depends): Likewise.
11791 (prepare_decl_rtl): Likewise.
11792 (mbc_entry_hash): Likewise.
11793 (mbc_entry_eq): Likewise.
11794 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11795 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11796 (idx_infer_loop_bounds): Cast according to the coding conventions.
11797 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11798 * tree-ssa-math-opts.c (occ_new ): Likwise.
11799 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11801 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11803 (add_use_op): Likewise.
11804 (add_vop): Likewise.
11805 (add_vuse_op): Likewise.
11806 (add_vdef_op): Likewise.
11807 (get_expr_operands): Likewise.
11808 (push_stmt_changes): Use type safe memory macros.
11809 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11810 keywords as variable names.
11811 (conditional_replacement): Likewise.
11812 (minmax_replacement): Likewise.
11813 (abs_replacement): Likewise.
11814 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11815 coding conventions.
11816 (insert_fake_stores): Avoid using C++ keywords as variable names.
11817 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11819 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11820 (heapvar_insert): Use type safe memory macros.
11821 (new_var_info): Cast according to the coding conventions.
11822 (new_constraint): Likewise.
11823 (remove_preds_and_fake_succs): Use type safe memory macros.
11824 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11826 (thread_single_edge): Likewise.
11827 (thread_through_loop_header): Likewise.
11829 2007-06-06 Eric Christopher <echristo@apple.com>
11831 * config/i386/i386.c (override_options): Move handling
11832 of TARGET_SUBTARGET* earlier.
11834 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11836 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11839 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11841 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11842 emited outside of basic block.
11843 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11844 the created blocks.
11845 * rtl.h (delete_insn_chain): Declaration changed.
11846 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11848 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11849 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11850 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11851 to delete_insn_chain.
11852 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11853 do not have bb field set.
11854 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11856 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11857 * cfgcleanup.c (try_optimize_cfg): Ditto.
11859 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11861 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11862 (lambda_body_vector_new): Use type safe memory macros.
11863 (lambda_linear_expression_new): Likewise.
11864 (lambda_loopnest_new): Likewise.
11865 (lambda_lattice_new): Likewise.
11866 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11867 conventions. Use type safe memory macros.
11868 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11869 (lambda_body_vector_s): Likewise.
11870 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11871 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11873 2007-06-06 Richard Guenther <rguenther@suse.de>
11875 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11876 if we need to schedule cfg_cleanup.
11877 (tree_ssa_forward_propagate_single_use_vars): Do so.
11879 2007-06-06 Ian Lance Taylor <iant@google.com>
11881 * fold-const.c (merge_ranges): If range_successor or
11882 range_predecessor fail, just return 0.
11884 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11886 PR tree-optimization/32216
11887 * tree-vectorizer.c (supportable_widening_operation): Determine
11888 signedness of FIX_TRUNC_EXPR from output operand.
11889 (supportable_narrowing_operation): Ditto.
11890 * tree-vect-generic.c (expand_vector_operations_1): Determine
11891 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11892 from input operand.
11894 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11896 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11897 (struct pta): ...from here. Change flags to unsigned to avoid
11898 excessive casting (as it is used as a bit mask).
11899 (override_options): Add casts according to the coding convenventions.
11900 (x86_64_elf_unique_section): Likewise.
11901 (examine_argument): Avoid using C++ keywords as variable names.
11902 (construct_container): Likewise.
11903 (legitimize_pic_address): Likewise.
11904 (get_dllimport_decl): Cast according to the coding conventions. Use
11905 type safe memory macros.
11906 (legitimize_address): Cast according to the coding conventions.
11907 (emit_i387_cw_initialization): Corrected the type of slot to enum
11909 (ix86_init_machine_status): Use type safe memory macros.
11910 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11911 (bdesc_pcmpistr): Likewise.
11912 (bdesc_crc32): Likewise.
11913 (bdesc_sse_3arg): Likewise.
11914 (bdesc_2arg): Likewise.
11915 (bdesc_1arg): Likewise.
11916 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11917 (ix86_expand_sse_pcmpistr): Likewise.
11918 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11919 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11920 int to match the langhook definition.
11921 (ix86_builtin_conversion): Change the type of code to unsigned init to
11922 match the langhook definition.
11923 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11925 (ix86_preferred_output_reload_class): Likewise.
11926 (ix86_cannot_change_mode_class): Likewise.
11927 (ix86_memory_move_cost): Likewise.
11928 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11929 avoid excessive casting later on.
11930 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11932 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11934 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11935 as flags setting insn.
11936 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11938 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11940 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11941 (UNSPEC_ROUND): New.
11942 ("sse4_1_round<mode>2"): New insn pattern.
11943 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11945 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11946 expander using SSEMODEF mode macro. Expand using
11947 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11948 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11949 expander using SSEMODEF mode macro. Expand using
11950 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11951 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11952 expander using SSEMODEF mode macro. Expand using
11953 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11954 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11955 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11956 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11959 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11960 Sebastian Pop <sebpop@gmail.com>
11962 * lambda.h (build_linear_expr): New.
11963 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11964 Use build_linear_expr, call fold and force_gimple_operand.
11965 (lambda_loopnest_to_gcc_loopnest): Check that there is
11966 something to insert.
11967 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11969 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11971 PR preprocessor/23479
11972 * doc/extend.texi: Document the 0b-prefixed binary integer
11973 constant extension.
11975 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11977 PR tree-optimization/32215
11978 * tree-vectorizer.c (supportable_widening_operation): Return false
11979 for unsupported FIX_TRUNC_EXPR tree code.
11980 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11982 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11984 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11985 register on SPE targets. Change documentation to reflect
11987 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11988 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11989 out of the register allocation pool.
11990 (rs6000_reg_live_or_pic_offset_p): New function.
11991 (rs6000_emit_prologue): Move the actual saving of LR up to free
11992 r0 for holding r11. Split saving of SPE 64-bit registers into
11993 its own case. Ensure that offsets will always be in-range for
11994 'evstdd' by using r11 as a scratch register to point at the start
11995 of the SPE save area. Save r11 if necessary, as it is the static
11997 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11998 into its own case. Ensure that offsets will always be in-range
11999 for 'evldd' by using r11 as a scratch register to point at the
12000 start of the SPE save area. Also adjust r11 when restoring
12001 the stack pointer to compensate for pre-loading r11.
12003 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
12005 * cfg.c (init_flow): Use type safe memory macros.
12006 (alloc_block): Likewise.
12007 (unchecked_make_edge): Likewise.
12008 (dump_flow_info): Avoid using C++ keywords as variable names.
12009 (copy_original_table_clear): Cast according to the coding conventions.
12010 (copy_original_table_set): Likewise.
12011 * cfgexpand (label_rtx_for_bb): Likewise.
12012 (expand_gimple_basic_block): Likewise.
12013 * cfghooks.c (dump_bb): Likewise.
12014 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
12016 (lv_add_condition_to_bb): Likewise.
12017 * cfglayout (relink_block_chain): Cast according to the coding
12019 (fixup_reorder_chain): Likewise.
12020 (fixup_fallthru_exit_predecessor): Likewise.
12021 * cfgloop.c (glb_enum_p): Likewise.
12022 (get_exit_description): Likewise.
12023 (dump_recorded_exit): Likewise.
12024 * cfgloop.h (enum loop_estimation): Move out of struct scope...
12025 (struct loop): ... from here.
12026 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
12028 * cfgrtl.c (rtl_create_basic_block): Likewise.
12029 (rtl_split_block): Likewise.
12030 (rtl_dump_bb): Likewise.
12031 (cfg_layout_split_block): Likewise.
12032 (init_rtl_bb_info): Use typesafe memory macros.
12034 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
12035 * graphds.h: Updated all usages of edge to graph_edge.
12036 * graphds.c: Likewise.
12037 * cfgloopanal.c: Likewise.
12039 2007-06-05 Ian Lance Taylor <iant@google.com>
12041 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
12042 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
12043 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
12045 (test_for_singularity): Likewise.
12047 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12049 * config/i386/constraints.md ("Y2"): Replaced by ...
12051 * config/i386/i386.md: Likewise.
12052 * config/i386/mmx.md: Likewise.
12053 * config/i386/sse.md: Likewise.
12055 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
12057 * config/i386/constraints.md ("z"): Replaced by ...
12059 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
12060 (sse4_1_blendvps): Likewise.
12061 (sse4_1_pblendvb): Likewise.
12062 (sse4_2_pcmpestr): Likewise.
12063 (sse4_2_pcmpestrm): Likewise.
12064 (sse4_2_pcmpestr_cconly): Likewise.
12065 (sse4_2_pcmpistr): Likewise.
12066 (sse4_2_pcmpistrm): Likewise.
12067 (sse4_2_pcmpistr_cconly): Likewise.
12069 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
12071 * matrix-reorg.c (transform_access_sites): Fix computation.
12072 (transform_allocation_sites): Same.
12074 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12076 * config/i386/i386.c (override_options): Use
12077 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
12079 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12081 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
12082 (nonimm_not_xmm0_operand): Ditto.
12083 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
12084 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
12085 as operand[2] predicate. Require "z" class XMM register for
12086 operand[3]. Adjust asm template.
12087 ("sse4_1_blendvpd"): Ditto.
12088 ("sse4_1_pblendvb"): Ditto.
12089 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
12090 force op2 into xmm0 register for variable blend instructions.
12092 2007-06-04 Tom Tromey <tromey@redhat.com>
12094 * c-tree.h (start_enum): Update.
12095 (build_enumerator): Likewise.
12096 * c-decl.c (enum_next_value): Removed.
12097 (enum_overflow): Likewise.
12098 (start_enum): Add c_enum_contents argument. Don't use globals.
12099 (build_enumerator): Likewise.
12100 * c-tree.h (struct c_enum_contents): New struct.
12102 2007-06-04 Tom Tromey <tromey@redhat.com>
12104 * c-common.c (c_common_get_alias_set): Fix indentation.
12106 2007-06-04 Ian Lance Taylor <iant@google.com>
12108 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
12109 to overflow, reduce overflow infinity to regular infinity.
12110 (vrp_var_may_overflow): New static function.
12111 (vrp_visit_phi_node): Check vrp_var_may_overflow.
12113 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
12115 * stor-layout.c (layout_type): Remove duplicate code.
12117 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
12120 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
12121 before build_common_builtin_nodes ().
12123 2007-06-04 Steve Ellcey <sje@cup.hp.com>
12126 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
12128 2007-06-04 Jan Hubicka <jh@suse.cz>
12130 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
12131 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
12132 instead of _stat version.
12134 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12136 PR tree-optimization/32194
12137 * tree-predcom.c (determine_offset): Check that both references have
12140 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12142 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
12143 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
12144 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12145 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
12146 Add argument to iterate_fix_dominators call.
12147 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
12148 * gcse.c (hoist_code): Change domby to vector.
12149 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
12150 Add argument to iterate_fix_dominators call.
12151 * loop-doloop.c (doloop_modify): Changed recount_dominator to
12152 recompute_dominator.
12153 * lambda-code.c (perfect_nestify): Ditto.
12154 * cfgloopanal.c: Include graphds.h.
12155 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
12156 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
12157 (mark_irreducible_loops): Use graphds_scc. Remove argument from
12159 * graphds.c: New file.
12160 * graphds.h: New file.
12161 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
12162 (get_dominated_by, get_dominated_by_region): Change return type to
12164 (verify_dominators): Recompute all dominators and compare the results.
12165 (recount_dominator): Renamed to ...
12166 (recompute_dominator): ... this. Do not check that the block is
12167 dominated by entry.
12168 (iterate_fix_dominators): Reimplemented.
12169 (prune_bbs_to_update_dominators, root_of_dom_tree,
12170 determine_dominators_for_sons): New functions.
12171 * et-forest.c (et_root): New function.
12172 * et-forest.h (et_root): Declare.
12173 * Makefile.in (graphds.o): Add.
12174 (cfgloopanal.o): Add graphds.h dependency.
12175 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
12176 * basic-block.h (get_dominated_by, get_dominated_by_region,
12177 iterate_fix_dominators): Declaration changed.
12178 (recount_dominator): Renamed to ...
12179 (recompute_dominator): ... this.
12180 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
12181 (thread_through_all_blocks): Do not free dominance info.
12183 2007-06-03 Andreas Schwab <schwab@suse.de>
12185 * config/m68k/m68k.c (override_options): Don't override
12187 * config/m68k/m68k-modes.def (SF, DF): Define to use
12188 motorola_single_format and motorola_double_format, resp.
12189 * real.c (motorola_single_format): Renamed from
12190 coldfire_single_format.
12191 (motorola_double_format): Renamed from coldfire_double_format.
12192 (encode_ieee_extended): Generate a proper canonical NaN image
12193 respecting canonical_nan_lsbs_set.
12194 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
12196 * real.h: Adjust declarations.
12198 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
12201 * config/sh/sh.md (symGOT_load): Don't schedule insns when
12202 the symbol is generated with the stack protector.
12204 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
12206 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
12207 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
12209 * doc/extend.texi (interrupt): Mention m68k.
12211 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
12213 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
12214 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
12215 (ix86_expand_sse_pcmpestr): Do not check operands for
12216 "register_operand", when insn operand predicate is "register_operand".
12217 (ix86_expand_sse_pcmpistr): Ditto.
12219 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
12220 Uros Bizjak <ubizjak@gmail.com>
12222 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
12223 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
12224 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
12225 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
12226 * config/i386/constraints.md ("z"): New register constraint
12227 for members of SSE_FIRST_REG class.
12228 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
12229 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
12230 SSE_FIRST_REG class.
12231 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
12232 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
12233 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
12234 (IX86_BUILTIN_PCMPESTRM128): Likewise.
12235 (IX86_BUILTIN_PCMPESTRA128): Likewise.
12236 (IX86_BUILTIN_PCMPESTRC128): Likewise.
12237 (IX86_BUILTIN_PCMPESTRO128): Likewise.
12238 (IX86_BUILTIN_PCMPESTRS128): Likewise.
12239 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
12240 (IX86_BUILTIN_PCMPISTRI128): Likewise.
12241 (IX86_BUILTIN_PCMPISTRM128): Likewise.
12242 (IX86_BUILTIN_PCMPISTRA128): Likewise.
12243 (IX86_BUILTIN_PCMPISTRC128): Likewise.
12244 (IX86_BUILTIN_PCMPISTRO128): Likewise.
12245 (IX86_BUILTIN_PCMPISTRS128): Likewise.
12246 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
12247 (struct builtin_description): Change "flag" field to unsigned.
12248 (bdesc_pcmpestr): New builtin description table.
12249 (bdesc_pcmpistr): Likewise.
12250 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
12251 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
12252 Initialize pcmp[ei]str[im] insns for SSE4.2.
12253 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
12254 (ix86_expand_sse_pcmpistr): Likewise.
12255 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
12256 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
12257 (UNSPEC_PCMPISTR): Likewise.
12258 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
12259 (sse4_2_pcmpestri):New isns pattern.
12260 (sse4_2_pcmpestrm): Likewise.
12261 (sse4_2_pcmpestr_cconly): Likewise.
12262 (sse4_2_pcmpistr): New insn patern and splitter.
12263 (sse4_2_pcmpistri):New isns pattern.
12264 (sse4_2_pcmpistrm): Likewise.
12265 (sse4_2_pcmpistr_cconly): Likewise.
12266 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
12269 2007-06-01 David Daney <ddaney@avtrex.com>
12271 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
12272 LOADGP_ABSOLUTE and not binds_local_p.
12274 2007-06-01 Geoffrey Keating <geoffk@apple.com>
12276 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
12278 2007-06-01 Ian Lance Taylor <iant@google.com>
12280 * tree-vrp.c (compare_name_with_value): Always set
12281 used_strict_overflow if we get a result from the variable itself.
12283 2007-06-01 Ian Lance Taylor <iant@google.com>
12285 PR rtl-optimization/31455
12286 * lower-subreg.c (find_decomposable_subregs): Don't decompose
12287 subregs which have a cast between modes which are not tieable.
12289 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
12291 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
12292 breaks after return statements.
12294 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
12296 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
12297 only after no_new_pseudos.
12299 2007-05-31 Eric Christopher <echristo@apple.com>
12301 * expr.c (convert_move): Assert that we don't have a BLKmode
12303 (store_expr): Handle BLKmode moves by calling emit_block_move.
12305 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
12307 * c-typeck.c (build_indirect_ref): Include type in error message.
12308 (build_binary_op): Pass types to binary_op_error.
12309 * c-common.c (binary_op_error): Take two type arguments, print out
12311 * c-common.h (binary_op_error): Update prototype.
12313 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12315 * config/i386/i386.c: Correct coments on -mno-sse4.
12317 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12319 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
12320 (x86_64-*-*): Likewise.
12321 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
12322 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
12323 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12324 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
12325 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12326 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12327 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12328 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12329 (OPTION_MASK_ISA_SSE4): Likewise.
12330 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
12331 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12332 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
12333 (override_options): Support SSE4.2.
12334 (ix86_build_const_vector): Support SImode and DImode.
12335 (ix86_build_signbit_mask): Likewise.
12336 (ix86_expand_int_vcond): Support V2DImode.
12337 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
12338 (IX86_BUILTIN_CRC32HI): Likewise.
12339 (IX86_BUILTIN_CRC32SI): Likewise.
12340 (IX86_BUILTIN_CRC32DI): Likewise.
12341 (IX86_BUILTIN_PCMPGTQ): Likewise.
12342 (bdesc_crc32): Likewise.
12343 (bdesc_sse_3arg): Likewise.
12344 (ix86_expand_crc32): Likewise.
12345 (ix86_init_mmx_sse_builtins): Support SSE4.2.
12346 (ix86_expand_builtin): Likewise.
12347 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12348 __SSE4_2__ for -msse4.2.
12349 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
12350 (CRC32MODE): Likewise.
12351 (crc32modesuffix): Likewise.
12352 (crc32modeconstraint): Likewise.
12353 (sse4_2_crc32<mode>): Likewise.
12354 (sse4_2_crc32di): Likewise.
12355 * config/i386/i386.opt (msse4.2): New for SSE4.2.
12357 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
12358 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
12359 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
12360 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
12361 (vcondu<mode>): Likewise.
12362 * doc/extend.texi: Document SSE4.2 built-in functions.
12363 * doc/invoke.texi: Document -msse4.2/-msse4.
12365 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
12367 PR tree-optimization/32160
12368 * tree-predcom.c (predcom_tmp_var): New function. Mark created
12369 variable as gimple reg.
12370 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
12372 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
12374 * gcc.c (main): Don't consider linker options when issuing the
12375 warning about a linker input file not being used.
12377 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12379 * tree-vrp.c (compare_names): Initialize sop.
12381 2007-05-30 Dirk Mueller <dmueller@suse.de>
12383 * cgraphunit.c (cgraph_analyze_function): Remove
12384 computation of inline parameters.
12386 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12388 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
12390 2007-05-30 Richard Sandiford <richard@codesourcery.com>
12392 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
12393 Add vx-common.h. Include vxworks.h between vx-common.h and
12395 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
12397 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
12398 (TARGET_ASM_DESTRUCTOR): Likewise.
12399 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
12400 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
12401 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12402 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
12403 (VXWORKS_ENDIAN_SPEC): Define.
12404 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
12405 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
12406 VXWORKS_* equivalents.
12407 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
12408 (ASM_FILE_START): Delete.
12409 (TARGET_VERSION): Reformat.
12410 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
12411 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
12412 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
12413 (FPBIT, DPBIT): Define.
12414 (fp-bit.c, dp-bit.c): New rules.
12415 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
12416 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
12417 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
12418 * config/arm/arm.h: Include vxworks-dummy.h.
12419 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
12420 Mark with ATTRIBUTE_UNUSED.
12421 (arm_override_options): Do not allow VxWorks RTP PIC to be used
12422 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
12423 make it incompatible with -msingle-pic-base.
12424 (arm_function_ok_for_sibcall): Return false for calls that might
12425 go through a VxWorks PIC PLT entry.
12426 (require_pic_register): New function, split out from...
12427 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
12429 (arm_load_pic_register): Handle the VxWorks RTP initialization
12430 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
12431 (arm_emit_call_insn): New function.
12432 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
12433 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
12434 (pic_offset_arm): New pattern.
12435 (call, call_value): Use arm_emit_call_insn.
12436 (call_internal, call_value_internal): New expanders.
12437 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
12438 VxWorks unless __PIC__.
12440 2007-05-30 Eric Christopher <echristo@gmail.com>
12442 * genrecog.c: Include regs.h in generated file.
12443 * genemit.c: Ditto. Fix up formatting.
12444 * config/mn10300/constraints.md: New.
12445 * config/mn10300/mn10300.md: Include.
12446 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
12447 Fix up for removed macro.
12448 * config/mn10300/predicates.md (call_address_operand): Ditto.
12449 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
12450 (CONST_OK_FOR_I): Ditto.
12451 (CONST_OK_FOR_J): Ditto.
12452 (CONST_OK_FOR_K): Ditto.
12453 (CONST_OK_FOR_L): Ditto.
12454 (CONST_OK_FOR_M): Ditto.
12455 (CONST_OK_FOR_N): Ditto.
12456 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
12460 (EXTRA_CONSTRAINT): Ditto.
12462 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12464 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
12466 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
12467 OPTION_MASK_ISA_64BIT.
12468 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
12470 2007-05-30 Richard Guenther <rguenther@suse.de>
12472 PR middle-end/32152
12473 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
12474 types for comparison.
12475 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
12476 with original typed arguments.
12477 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
12479 2007-05-30 Jakub Jelinek <jakub@redhat.com>
12481 PR tree-optimization/31769
12482 * except.c (duplicate_eh_regions): Clear prev_try if
12483 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
12485 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
12487 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
12488 * tree-ssa-sink.c (statement_sink_location): Return basic block and
12489 bsi of the location where statements should be inserted.
12490 (sink_code_in_bb): Take bsi from statement_sink_location.
12491 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
12492 instead of bsi_start.
12493 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
12495 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
12496 (bsi_move_before): Document inconsistency with bsi_move_after.
12497 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
12499 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12501 * config/i386/i386.h (TARGET_ABM): New define.
12502 (TARGET_POPCNT): Ditto.
12503 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
12504 New temporary defines to redefine from OPTION_ISA_* defines.
12505 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
12506 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
12507 (ix86_isa_flags): New extern int declaration.
12508 (TARGET_SUBTARGET_DEFAULT): New define.
12509 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
12510 (TARGET_SUBTARGET32_DEFAULT): Ditto.
12511 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
12512 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12513 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
12514 * config/i386/darwin.h: Change TARGET_64BIT define to
12517 * config/i386/i386.opt (m3dnowa): Define as undocumented option
12518 using existing "ix86_isa_flags" varible.
12519 (m32, m64): Use existing "ix86_isa_flags" variable.
12520 (mmmx, m3dnow): Ditto.
12521 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
12522 (mabm): Define as non-negative option using "x86_abm" variable.
12523 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
12525 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
12526 Rewrite feature test bitmap.
12527 (ix86_isa_flags): New initialized global int varible.
12528 (ix86_isa_flags_explicit): New static int variable.
12529 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
12530 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
12531 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
12532 target_flags_explicit.
12533 (override_options): Remove "target_enable" and "target_disable" fields
12534 from "struct ptt". Update processor_target_table accordingly. Remove
12535 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
12536 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
12537 "target_flags" and "ix86_isa_flags_explicit" instead of
12538 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
12539 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
12540 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
12541 to true when either of PTA_POPCNT or PTA_ABM is set in
12542 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
12543 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
12544 processor_alias_table flags entry. Remove handling of
12545 "target_enable" and "target_disable" fields of processor_target_table.
12546 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
12547 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
12548 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
12549 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
12550 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
12552 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
12554 2007-05-29 David Daney <ddaney@avtrex.com>
12557 * config/mips/mips.c (mips_output_mi_thunk): Emit
12558 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
12560 2007-05-29 Hui-May Chang <hm.chang@apple.com>
12561 * config/i386/i386.c (ix86_function_regparm): Added checking of
12562 ix86_force_align_arg_pointer to determine the number of
12563 register parameters.
12565 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
12567 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
12568 (SET_DR_MISALIGNMENT): New.
12569 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
12570 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
12571 Use SET_DR_MISALIGNMENT.
12572 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
12574 * tree-data-ref.c (create_data_ref, compute_all_dependences,
12575 find_loop_nest): Export.
12576 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
12577 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
12578 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
12579 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
12581 (struct mem_ref): Add field reuse_distance.
12582 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
12583 Initialize reuse_distance field.
12584 (issue_prefetch_ref): Select temporality of prefetch according to
12586 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
12587 self_reuse_distance, determine_loop_nest_reuse): New functions.
12588 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
12589 (tree_ssa_prefetch_arrays): Dump L2 cache size.
12590 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
12593 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
12595 * tree-ssa-alias.c: Add aliasing overview.
12597 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12598 Danny Smith <dannysmith@users.sourceforge.net>
12601 * config/i386/t-crtfm: Compile crtfastmath.o with
12602 -minline-all-stringops.
12603 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12604 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12606 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12608 * doc/md.texi: Document constraints on HP PA-RISC.
12610 * pa/constraints.md: New file.
12611 * pa.md: Include constraints.md.
12612 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12613 (integer_store_memory_operand, ldil_cint_p): New functions.
12614 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12615 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12616 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12617 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12618 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12620 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12623 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12624 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12625 case POSTDECREMENT_EXPR>): Return the error_mark_node
12626 if either the real or imaginary parts would an
12629 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12631 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12632 name when we remove it from a call.
12634 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12636 * targhooks.c (default_narrow_bitfield): Remove.
12637 * targhooks.h: Remove the prototype for
12638 default_narrow_bitfield.
12640 * langhooks-def.h: Remove the prototype for
12641 hook_get_alias_set_0.
12642 * langhooks.c (hook_get_alias_set_0): Remove.
12644 * global.c (EXECUTE_IF_CONFLICT): Remove.
12646 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12649 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12650 return true when truth_value_p is true and the type
12653 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12655 * doc/install.texi (Prerequisites): We no longer require Autoconf
12656 2.13 for the top-level.
12658 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12660 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12661 memory access via x86_expand_vector_move_misalign() only for
12662 TImode values on 32-bit targets.
12664 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12666 * matrix-reorg.c: New file. Implement matrix flattening and
12667 transposing optimization.
12668 * tree-pass.h: Add matrix reorg pass.
12669 * common.opt: Add fipa-mreorg flag.
12670 * Makefile.in: Add matrix-reorg.c.
12671 * passes.c: Add matrix reorg pass.
12672 * varpool.c (add_new_static_var): New function.
12673 * cgraph.h (add_new_static_var): Declare.
12675 2007-05-27 Eric Christopher <echristo@apple.com>
12677 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12678 sp_offset depending on stack size. Save r12 depending
12679 on registers we're saving later.
12680 (rs6000_emit_epilogue): Update sp_offset depending only
12683 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12685 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12686 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12687 * ifcvt.c (if_convert): Ditto.
12688 * tree-ssa-threadupdate.c (thread_block): Ditto.
12689 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12690 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12691 verify_loop_closed_ssa): Check number_of_loops instead of
12693 * predict.c (tree_estimate_probability): Ditto.
12694 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12695 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12696 * modulo-sched.c (sms_schedule): Ditto.
12697 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12698 (scev_finalize): Do not do anything if scev analysis was not
12700 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12701 current_loops == NULL.
12702 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12703 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12704 there are no loops.
12705 (loop_optimizer_finalize): Assert that loops were analyzed.
12706 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12707 rtl_doloop): Check number_of_loops instead of current_loops.
12708 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12709 current_loops == NULL.
12710 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12711 gate_tree_vectorize tree_linear_transform, check_data_deps,
12712 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12713 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12714 Check number_of_loops instead of current_loops.
12715 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12716 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12717 free loops if available.
12718 (execute_pre): Do not pass do_fre to fini_pre.
12720 2007-05-27 Tobias Burnus <burnus@net-b.de>
12722 PR middle-end/32083
12723 * real.c (mpfr_from_real): Fix sign of -Inf.
12725 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12727 * tree-vect-transform.c (vectorizable_conversion): Initialize
12728 tree_code variables to ERROR_MARK.
12729 (vectorizable_type_demotion): Likewise.
12730 (vectorizable_type_promotion): Likewise.
12732 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12735 * config/i386/i386.md (movti): Handle push operands via
12736 ix86_expand_push().
12738 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12740 * basic-block.h: Remove the prototype for merge_seq_blocks.
12741 * cfgcleanup.c (merge_seq_blocks): Remove.
12743 * tree-flow.h: Remove the prototype for is_aliased_with.
12744 * tree-ssa-alias.c (is_aliased_with): Remove.
12746 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12748 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12750 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12752 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12753 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12754 (vec_unpacks_hi_v16qi): Likewise.
12755 (vec_unpacku_lo_v16qi): Likewise.
12756 (vec_unpacks_lo_v16qi): Likewise.
12757 (vec_unpacku_hi_v8hi): Likewise.
12758 (vec_unpacks_hi_v8hi): Likewise.
12759 (vec_unpacku_lo_v8hi): Likewise.
12760 (vec_unpacks_lo_v8hi): Likewise.
12761 (vec_unpacku_hi_v4si): Likewise.
12762 (vec_unpacks_hi_v4si): Likewise.
12763 (vec_unpacku_lo_v4si): Likewise.
12764 (vec_unpacks_lo_v4si): Likewise.
12766 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12768 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12769 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12770 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12771 follow spelling conventions in various
12772 warning/error/diagnostic messages.
12774 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12775 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12776 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12777 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12778 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12779 * doc/tm.texi: Follow spelling conventions.
12781 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12784 * tree-ssa-forwprop.c
12785 (forward_propagate_addr_into_variable_array_index): Remove
12786 the lhs argument. Use the type of def_rhs instead of lhs.
12787 (forward_propagate_addr_expr_1): Update use of
12788 forward_propagate_addr_into_variable_array_index.
12790 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12791 Nigel Stephens <nigel@mips.com>
12793 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12794 function attributes, "far" being an alias for "long_call".
12795 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12796 (mips_near_type_p, mips_far_type_p): New.
12797 (mips_comp_type_attributes): New function to check that attributes
12798 attached to a function type are compatible.
12799 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12800 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12801 to the target function of the thunk.
12802 (mips_encode_section_info): Check for "near" and "far" function
12803 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12805 * config/mips/predicates.md (const_call_insn_operand): Test only
12806 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12808 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12811 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12812 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12813 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12814 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12816 2007-05-25 Eric Christopher <echristo@apple.com>
12818 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12819 to x86-darwin configurations.
12820 * config/i386/t-darwin: Add softfp support.
12821 * config/i386/t-darwin64: Ditto.
12822 * config/i386/sfp-machine.h: If mach then don't use
12823 aliasing, emit a stub to call.
12825 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12827 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12828 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12829 tree-predcom.c, tree-ssa-alias-warnings.c,
12830 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12831 comment typos. Follow spelling conventions.
12832 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12834 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12837 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12838 constants into memory. Expand unaligned memory references for
12839 SSE modes via x86_expand_vector_move_misalign() function.
12841 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12843 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12844 "memory" attribute for "sseishft" type insn without operands[2].
12846 2007-05-25 Dirk Mueller <dmueller@suse.de>
12847 Marcus Meissner <meissner@suse.de>
12849 * doc/extend.texi (alloc_size): New attribute.
12850 * c-common.c (handle_alloc_size_attribute): New.
12851 * tree-object-size.c (alloc_object_size): Use alloc_size
12852 attribute, if available.
12854 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12856 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12858 (__builtin_ia32_vec_ext_v2di): Likewise.
12859 (__builtin_ia32_vec_ext_v4si): Likewise.
12860 (__builtin_ia32_vec_ext_v8hi): Likewise.
12861 (__builtin_ia32_vec_ext_v16qi): Likewise.
12862 (__builtin_ia32_vec_set_v8hi): Likewise.
12864 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12866 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12868 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12870 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12871 (arm_is_longcall_p): Rename to...
12872 (arm_is_long_call_p): ...this. Take a single tree argument and
12874 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12875 (CUMULATIVE_ARGS): Remove call_cookie.
12876 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12877 (ENCODED_LONG_CALL_ATTR_P): Delete.
12878 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12879 LONG_CALL_FLAG_CHAR cases.
12880 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12881 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12882 ARM_DECLARE_FUNCTION_SIZE.
12883 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12884 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12885 (arm_encode_call_attribute, current_file_function_operand): Delete.
12886 (arm_function_in_section_p): New function.
12887 (arm_is_longcall_p): Rename to...
12888 (arm_is_long_call_p): ...this. Take the target function as a single
12889 argument and return a bool. Do not rely on call cookies. Check
12890 whether the target symbol is in the same section as the current
12891 function, not just the same compilation unit.
12892 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12893 (arm_encode_section_info): Don't encode a call type.
12894 * config/arm/arm.md (call, call_value): Update calls to
12895 arm_is_long(_)call_p. Simplify logic.
12896 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12897 Update calls to arm_is_long(_)call_p.
12899 2007-05-25 Richard Guenther <rguenther@suse.de>
12901 PR tree-optimization/31982
12902 * tree-ssa-forwprop.c
12903 (forward_propagate_addr_into_variable_array_index): Handle arrays
12904 with element size one.
12906 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12908 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12909 (umulsi3_highpart): Likewise.
12911 2007-05-24 Ian Lance Taylor <iant@google.com>
12913 PR rtl-optimization/32069
12914 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12917 2007-05-24 Ollie Wild <aaw@google.com>
12919 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12922 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12924 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12925 (oprs_unchanged_p): Use it to check all registers in a REG.
12926 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12927 (reg_set_between_after_reload_p): Delete.
12928 (reg_used_between_after_reload_p): Likewise.
12929 (reg_set_or_used_since_bb_start): Likewise.
12930 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12931 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12932 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12933 * rtlanal.c (reg_set_p): Check whether REG overlaps
12934 regs_invalidated_by_call, rather than just checking the
12935 membership of REGNO (REG).
12937 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12939 * doc/passes.texi: Document predictive commoning.
12940 * doc/invoke.texi (-fpredictive-commoning): Document.
12941 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12942 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12943 adding indices to the generated name.
12944 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12945 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12946 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12947 (op_symbol_code): ... and exported.
12948 (dump_omp_clause, op_symbol): Use op_symbol_code
12949 instead of op_symbol_1.
12950 * tree-pass.h (pass_predcom): Declare.
12951 * timevar.def (TV_PREDCOM): New timevar.
12952 * tree-ssa-loop.c (run_tree_predictive_commoning,
12953 gate_tree_predictive_commoning, pass_predcom): New.
12954 * tree-data-ref.c (find_data_references_in_loop): Find the
12955 references in dominance order.
12956 (canonicalize_base_object_address): Ensure that the result has
12958 (dr_analyze_innermost): Export.
12959 (create_data_ref): Code to fail for references with invariant
12961 (find_data_references_in_stmt): ... here.
12962 * tree-data-ref.h (dr_analyze_innermost): Declare.
12963 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12964 (aff_combination_find_elt, name_expansion_hash,
12965 name_expansion_eq, tree_to_aff_combination_expand,
12966 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12968 * tree-affine.h (aff_combination_constant_multiple_p,
12969 tree_to_aff_combination_expand): Declare.
12970 * tree-predcom.c: New file.
12971 * common.opt (fpredictive-commoning): New option.
12972 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12973 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12974 * Makefile.in (tree-predcom.o): Add.
12975 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12976 * passes.c (init_optimization_passes): Add dceloop after
12977 copy propagation in loop optimizer. Add predictive commoning
12978 to loop optimizer passes.
12980 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12982 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12985 2007-05-24 Jan Hubicka <jh@suse.cz>
12987 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12989 (genheader): Include statistics.h.
12991 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12993 * print-rtl.c (flag_dump_unnumbered): Update comments.
12994 (print_rtl): Fix my previous change.
12995 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12998 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
13000 PR middle-end/32018
13001 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
13003 (thread_through_all_blocks): Call initialize_original_copy_tables
13004 and free_original_copy_tables.
13005 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
13007 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
13008 * cfghooks.c (duplicate_block): Use get_loop_copy.
13009 * cfg.c: Include cfgloop.h.
13010 (loop_copy): New hash table.
13011 (initialize_original_copy_tables): Initialize loop_copy table.
13012 (free_original_copy_tables): Free loop_copy table.
13013 (copy_original_table_clear, copy_original_table_set,
13014 set_loop_copy, get_loop_copy): New functions.
13015 (set_bb_original, set_bb_copy): Use copy_original_table_set.
13016 * cfgloop.h (struct loop): Remove copy field.
13017 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
13018 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
13020 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13022 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
13023 -msse/-msse2/-msse3.
13025 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
13027 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
13028 __builtin_ia32_vec_set_v2di with MASK_64BIT.
13030 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
13033 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
13034 * targhooks.h (default_mangle_decl_assembler_name): Declare
13036 * targhooks.c (default_mangle_decl_assembler_name): Define
13038 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
13040 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
13041 * langhooks.c (lhd_set_decl_assembler_name): Call
13042 targetm.mangle_decl_assembler_name for names with global scope.
13044 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
13046 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
13047 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
13049 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
13050 New. Factored out of i386_pe_encode_section_info.
13051 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
13052 Move check for prior decoration of stdcall
13053 symbols to i386_pe_encode_section_info.
13054 (i386_pe_encode_section_info): Adjust call to
13055 gen_stdcall_or_fastcall_suffix. Use
13056 i386_pe_maybe_mangle_decl_assembler_name, if needed.
13057 (i386_pe_mangle_decl_assembler_name): New. Wrap
13058 i386_pe_maybe_mangle_decl_assembler_name.
13060 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13062 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
13063 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
13064 * langhooks.c (get_signed_or_unsigned_type): Don't check for
13065 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
13066 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
13069 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
13070 Nigel Stephens <nigel@mips.com>
13071 Richard Sandiford <richard@codesourcery.com>
13073 Fix up MIPS16 hard float and add support for complex.
13075 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
13076 (TARGET_SOFT_FLOAT_ABI): New.
13077 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
13078 __mips_soft_float to reflect the ABI in use, not whether the
13079 FPU is directly accessible (e.g., in MIPS16 mode).
13080 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
13081 (UNITS_PER_FPVALUE): Likewise.
13083 * config/mips/mips.c (mips_expand_call): Remove redundant
13084 TARGET_MIPS16 check.
13085 (mips_arg_regno): New.
13086 (function_arg_advance): When setting bits in cum->fp_code for
13087 MIPS16, don't subtract 1 from cum->arg_number, since it is now
13089 (function_arg): Use mips_arg_regno.
13090 (mips_return_mode_in_fpr_p): New.
13091 (mips16_call_stub_mode_suffix): New.
13092 (mips16_cfun_returns_in_fpr_p): New.
13093 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
13094 (mips_output_function_prologue): Test mips16_hard_float, not
13095 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
13096 (mips_expand_epilogue): Call MIPS16 helper routines to copy
13097 return value into a floating-point register.
13098 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
13099 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
13100 (mips16_fp_args): Handle MIPS32r2 ISA which supports
13101 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
13102 word of double arguments from or to the high bits of 64-bit
13103 floating point registers.
13104 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
13105 (mips16_fpret_double): New helper function.
13106 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
13107 support for complex modes. Fill in DECL_RESULT for stubdecl.
13108 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
13110 * config/mips/mips16.S
13111 (RET, ARG1, ARG2): New.
13112 (MERGE_GPRf, MERGE_GPRt): New.
13113 (DELAYt, DELAYf): New.
13114 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
13115 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
13116 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
13117 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
13118 (SFOP): Renamed to...
13119 (OPSF3): This, and macro-ified. Updated all uses.
13120 (SFOP2): Renamed to...
13121 (OPSF2): This, and macro-ified. Updated all uses.
13122 (SFCMP): Renamed to...
13123 (CMPSF): This, and macro-ified. Updated all uses.
13124 (SFREVCMP): Renamed to...
13125 (REVCMPSF): This, and macro-ified. Updated all uses.
13126 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
13127 (LDDBL1, LDDBL2, RETDBL): Deleted.
13128 (DFOP): Renamed to...
13129 (OPDF3): This, and macro-ified. Updated all uses.
13130 (DFOP2): Renamed to...
13131 (OPDF2): This, and macro-ified. Updated all uses.
13132 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
13133 (DFCMP): Renamed to...
13134 (CMPDF): This, and macro-ified. Updated all uses.
13135 (DFREVCMP): Renamed to...
13136 (REVCMPDF): This, and macro-ified. Updated all uses.
13137 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
13138 (RET_FUNCTION): New.
13139 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
13140 (__mips16_ret_sc, __mips16_ret_dc): New.
13141 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
13142 STUB_ARGS_6, STUB_ARGS_10): New.
13143 (CALL_STUB_NO_RET): New.
13144 (__mips16_call_stub_1): Macro-ified.
13145 (__mips16_call_stub_5): Macro-ified.
13146 (__mips16_call_stub_2): Macro-ified.
13147 (__mips16_call_stub_6): Macro-ified.
13148 (__mips16_call_stub_9): Macro-ified.
13149 (__mips16_call_stub_10): Macro-ified.
13150 (CALL_STUB_RET): New.
13151 (__mips16_call_stub_sf_0): Macro-ified.
13152 (__mips16_call_stub_sf_1): Macro-ified.
13153 (__mips16_call_stub_sf_5): Macro-ified.
13154 (__mips16_call_stub_sf_2): Macro-ified.
13155 (__mips16_call_stub_sf_6): Macro-ified.
13156 (__mips16_call_stub_sf_9): Macro-ified.
13157 (__mips16_call_stub_sf_10): Macro-ified.
13158 (__mips16_call_stub_df_0): Macro-ified.
13159 (__mips16_call_stub_df_1): Macro-ified.
13160 (__mips16_call_stub_df_5): Macro-ified.
13161 (__mips16_call_stub_df_2): Macro-ified.
13162 (__mips16_call_stub_df_6): Macro-ified.
13163 (__mips16_call_stub_df_9): Macro-ified.
13164 (__mips16_call_stub_df_10): Macro-ified.
13165 (__mips16_call_stub_sc_0): New.
13166 (__mips16_call_stub_sc_1): New.
13167 (__mips16_call_stub_sc_5): New.
13168 (__mips16_call_stub_sc_2): New.
13169 (__mips16_call_stub_sc_6): New.
13170 (__mips16_call_stub_sc_9): New.
13171 (__mips16_call_stub_sc_10): New.
13172 (__mips16_call_stub_dc_0): New.
13173 (__mips16_call_stub_dc_1): New.
13174 (__mips16_call_stub_dc_5): New.
13175 (__mips16_call_stub_dc_2): New.
13176 (__mips16_call_stub_dc_6): New.
13177 (__mips16_call_stub_dc_9): New.
13178 (__mips16_call_stub_dc_10): New.
13180 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
13181 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
13182 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
13184 2007-05-23 Ian Lance Taylor <iant@google.com>
13186 * doc/invoke.texi (Invoking GCC): Document that the order of the
13189 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
13192 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
13193 * config/score/predicate.md (const_pow2, const_npow2): Remove.
13194 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
13198 * config/score/score.c (score_print_operand): Make sure that only
13199 lower bits are used.
13201 2007-05-22 Ian Lance Taylor <iant@google.com>
13203 * tree-vrp.c (avoid_overflow_infinity): New static function,
13204 broken out of set_value_range_to_value.
13205 (set_value_range_to_value): Call avoid_overflow_infinity.
13206 (extract_range_from_assert): Likewise.
13208 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13210 PR middle-end/31095
13211 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
13212 change the type before looking for a COMPOUND_EXPR.
13214 2007-05-22 Ian Lance Taylor <iant@google.com>
13216 * lower-subreg.c (decompose_multiword_subregs): If we change an
13217 insn, call remove_retval_note on it.
13219 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13221 * regs.h (end_hard_regno): New function.
13222 (END_HARD_REGNO, END_REGNO): New macros.
13223 (add_to_hard_reg_set): New function.
13224 (remove_from_hard_reg_set): Likewise.
13225 (in_hard_reg_set_p): Likewise.
13226 (overlaps_hard_reg_set_p): Likewise.
13227 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
13228 (note_btr_set): Use END_HARD_REGNO.
13229 * caller-save.c (setup_save_areas): Use end_hard_regno.
13230 (mark_set_regs): Use END_HARD_REGNO.
13231 (add_stored_regs): Use end_hard_regno.
13232 (mark_referenced_regs): Use add_to_hard_reg_set.
13233 * combine.c (update_table_tick): Use END_REGNO.
13234 (record_value_for_reg): Likewise.
13235 (record_dead_and_set_regs): Likewise.
13236 (get_last_value_validate): Likewise.
13237 (use_crosses_set_p): Likewise.
13238 (reg_dead_at_p_1): Likewise.
13239 (reg_dead_at_p): Likewise.
13240 (mark_used_regs_combine): Use add_to_hard_reg_set.
13241 (move_deaths): Use END_HARD_REGNO.
13242 (reg_bitfield_target_p): Use end_hard_regno.
13243 (distribute_notes): Use END_HARD_REGNO.
13244 * cse.c (mention_regs): Use END_REGNO.
13245 (insert): Use add_to_hard_reg_set.
13246 (invalidate): Use END_HARD_REGNO.
13247 (invalidate_for_call): Likewise.
13248 (exp_equiv_p): Use END_REGNO.
13249 (cse_insn): Likewise.
13250 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
13251 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
13252 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
13253 * function.c (keep_stack_depressed): Use end_hard_regno.
13254 * global.c (global_alloc): Use end_hard_regno.
13255 (global_conflicts): Use add_to_hard_reg_set instead of
13257 (find_reg): Likewise.
13258 (mark_reg_store): Likewise.
13259 (mark_reg_conflicts): Likewise.
13260 (mark_reg_death): Use remove_from_hard_reg_set.
13261 (mark_reg_live_nc): Delete.
13262 (set_preference): Use end_hard_regno.
13263 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
13264 remove_from_hard_reg_set.
13265 (post_mark_life): Use add_to_hard_reg_set.
13266 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
13267 (reg_becomes_live): Use add_to_hard_reg_set.
13268 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
13269 (peep2_find_free_register): Use add_to_hard_reg_set.
13270 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
13271 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
13272 * regrename.c (note_sets): Use add_to_hard_reg_set.
13273 (clear_dead_regs): Use remove_from_hard_reg_set.
13274 (regrename_optimize): Use add_to_hard_reg_set.
13275 (find_oldest_value_reg): Use in_hard_reg_set_p.
13276 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
13277 (hard_reg_set_here_p): Use end_hard_regno.
13278 (decompose): Likewise.
13279 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
13280 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
13281 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
13282 (mark_home_live): Use end_hard_regno.
13283 (spill_hard_reg): Likewise.
13284 (clear_reload_reg_in_use): Likewise.
13285 * reorg.c (delete_prior_computation): Use END_REGNO.
13286 * resource.c (update_live_status): Use END_HARD_REGNO.
13287 (mark_referenced_resources): Use add_to_hard_reg_set.
13288 (mark_set_resources): Likewise.
13289 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
13290 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
13291 (reg_overlap_mentioned_p): Likewise.
13292 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
13293 (covers_regno_no_parallel_p): Use END_REGNO.
13294 (find_regno_note): Likewise.
13295 (find_reg_fusage): Use END_HARD_REGNO.
13296 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
13297 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
13299 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13301 * mode-switching.c (reg_dies): Change type of second argument to
13303 (optimize_mode_switching): Update accordingly.
13305 2007-05-22 Richard Sandiford <richard@codesourcery.com>
13307 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
13309 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
13310 (hard_reg_set_empty_p): ...these new functions.
13311 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
13312 GO_IF_HARD_REG_SUBSET.
13313 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
13314 instead of GO_IF_HARD_REG_EQUAL.
13315 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
13316 instead of GO_IF_HARD_REG_EQUAL.
13317 * global.c (find_reg): Use hard_reg_set_empty_p instead of
13318 GO_IF_HARD_REG_SUBSET.
13319 (modify_reg_pav): Use hard_reg_set_empty_p instead of
13320 GO_IF_HARD_REG_EQUAL.
13321 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
13322 of GO_IF_HARD_REG_SUBSET.
13323 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
13324 instead of GO_IF_HARD_REG_EQUAL.
13325 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
13326 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
13327 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
13328 of GO_IF_HARD_REG_SUBSET,
13329 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
13330 GO_IF_HARD_REG_SUBSET.
13331 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
13332 instead of GO_IF_HARD_REG_EQUAL.
13333 * config/sh/sh.c (push_regs, calc_live_regs): Use
13334 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
13335 (hard_regs_intersect_p): Delete.
13337 2007-05-22 Janis Johnson <janis187@us.ibm.com>
13339 * doc/sourcebuild.texi (Test Directives) Add dg-message.
13341 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
13342 Richard Henderson <rth@redhat.com>
13344 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
13346 (x86_64-*-*): Likewise.
13348 * i386/i386-modes.def (V2QI): New.
13350 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
13352 (override_options): Support SSE4.1.
13353 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
13354 (IX86_BUILTIN_BLENDPS): Likewise.
13355 (IX86_BUILTIN_BLENDVPD): Likewise.
13356 (IX86_BUILTIN_BLENDVPS): Likewise.
13357 (IX86_BUILTIN_PBLENDVB128): Likewise.
13358 (IX86_BUILTIN_PBLENDW128): Likewise.
13359 (IX86_BUILTIN_DPPD): Likewise.
13360 (IX86_BUILTIN_DPPS): Likewise.
13361 (IX86_BUILTIN_INSERTPS128): Likewise.
13362 (IX86_BUILTIN_MOVNTDQA): Likewise.
13363 (IX86_BUILTIN_MPSADBW128): Likewise.
13364 (IX86_BUILTIN_PACKUSDW128): Likewise.
13365 (IX86_BUILTIN_PCMPEQQ): Likewise.
13366 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
13367 (IX86_BUILTIN_PMAXSB128): Likewise.
13368 (IX86_BUILTIN_PMAXSD128): Likewise.
13369 (IX86_BUILTIN_PMAXUD128): Likewise.
13370 (IX86_BUILTIN_PMAXUW128): Likewise.
13371 (IX86_BUILTIN_PMINSB128): Likewise.
13372 (IX86_BUILTIN_PMINSD128): Likewise.
13373 (IX86_BUILTIN_PMINUD128): Likewise.
13374 (IX86_BUILTIN_PMINUW128): Likewise.
13375 (IX86_BUILTIN_PMOVSXBW128): Likewise.
13376 (IX86_BUILTIN_PMOVSXBD128): Likewise.
13377 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
13378 (IX86_BUILTIN_PMOVSXWD128): Likewise.
13379 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
13380 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
13381 (IX86_BUILTIN_PMOVZXBW128): Likewise.
13382 (IX86_BUILTIN_PMOVZXBD128): Likewise.
13383 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
13384 (IX86_BUILTIN_PMOVZXWD128): Likewise.
13385 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
13386 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
13387 (IX86_BUILTIN_PMULDQ128): Likewise.
13388 (IX86_BUILTIN_PMULLD128): Likewise.
13389 (IX86_BUILTIN_ROUNDPD): Likewise.
13390 (IX86_BUILTIN_ROUNDPS): Likewise.
13391 (IX86_BUILTIN_ROUNDSD): Likewise.
13392 (IX86_BUILTIN_ROUNDSS): Likewise.
13393 (IX86_BUILTIN_PTESTZ): Likewise.
13394 (IX86_BUILTIN_PTESTC): Likewise.
13395 (IX86_BUILTIN_PTESTNZC): Likewise.
13396 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
13397 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
13398 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
13399 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
13400 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
13401 (bdesc_ptest): New.
13402 (bdesc_sse_3arg): Likewise.
13403 (bdesc_2arg): Likewise.
13404 (bdesc_1arg): Likewise.
13405 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
13407 (ix86_expand_sse_4_operands_builtin): New.
13408 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
13409 smaller than 8 bits as the 2nd arg.
13410 (ix86_expand_sse_ptest): New.
13411 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
13412 (ix86_expand_vector_set): Support SSE4.1.
13413 (ix86_expand_vector_extract): Likewise.
13415 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13416 __SSE4_1__ for -msse4.1.
13418 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
13419 (UNSPEC_INSERTPS): Likewise.
13420 (UNSPEC_DP): Likewise.
13421 (UNSPEC_MOVNTDQA): Likewise.
13422 (UNSPEC_MPSADBW): Likewise.
13423 (UNSPEC_PHMINPOSUW): Likewise.
13424 (UNSPEC_PTEST): Likewise.
13425 (UNSPEC_ROUNDP): Likewise.
13426 (UNSPEC_ROUNDS): Likewise.
13428 * config/i386/i386.opt (msse4.1): New for SSE4.1.
13430 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
13431 (const_pow2_1_to_32768_operand): Likewise.
13433 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
13436 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
13438 (sse4_1_insertps): Likewise.
13439 (*sse4_1_extractps): Likewise.
13440 (sse4_1_ptest): Likewise.
13441 (sse4_1_mulv2siv2di3): Likewise.
13442 (*sse4_1_mulv4si3): Likewise.
13443 (*sse4_1_smax<mode>3): Likewise.
13444 (*sse4_1_umax<mode>3): Likewise.
13445 (*sse4_1_smin<mode>3): Likewise.
13446 (*sse4_1_umin<mode>3): Likewise.
13447 (sse4_1_eqv2di3): Likewise.
13448 (*sse4_1_pinsrb): Likewise.
13449 (*sse4_1_pinsrd): Likewise.
13450 (*sse4_1_pinsrq): Likewise.
13451 (*sse4_1_pextrb): Likewise.
13452 (*sse4_1_pextrb_memory): Likewise.
13453 (*sse4_1_pextrw_memory): Likewise.
13454 (*sse4_1_pextrq): Likewise.
13455 (sse4_1_blendpd): Likewise.
13456 (sse4_1_blendps): Likewise.
13457 (sse4_1_blendvpd): Likewise.
13458 (sse4_1_blendvps): Likewise.
13459 (sse4_1_dppd): Likewise.
13460 (sse4_1_dpps): Likewise.
13461 (sse4_1_movntdqa): Likewise.
13462 (sse4_1_mpsadbw): Likewise.
13463 (sse4_1_packusdw): Likewise.
13464 (sse4_1_pblendvb): Likewise.
13465 (sse4_1_pblendw): Likewise.
13466 (sse4_1_phminposuw): Likewise.
13467 (sse4_1_extendv8qiv8hi2): Likewise.
13468 (*sse4_1_extendv8qiv8hi2): Likewise.
13469 (sse4_1_extendv4qiv4si2): Likewise.
13470 (*sse4_1_extendv4qiv4si2): Likewise.
13471 (sse4_1_extendv2qiv2di2): Likewise.
13472 (*sse4_1_extendv2qiv2di2): Likewise.
13473 (sse4_1_extendv4hiv4si2): Likewise.
13474 (*sse4_1_extendv4hiv4si2): Likewise.
13475 (sse4_1_extendv2hiv2di2): Likewise.
13476 (*sse4_1_extendv2hiv2di2): Likewise.
13477 (sse4_1_extendv2siv2di2): Likewise.
13478 (*sse4_1_extendv2siv2di2): Likewise.
13479 (sse4_1_zero_extendv8qiv8hi2): Likewise.
13480 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
13481 (sse4_1_zero_extendv4qiv4si2): Likewise.
13482 (*sse4_1_zero_extendv4qiv4si2): Likewise.
13483 (sse4_1_zero_extendv2qiv2di2): Likewise.
13484 (*sse4_1_zero_extendv2qiv2di2): Likewise.
13485 (sse4_1_zero_extendv4hiv4si2): Likewise.
13486 (*sse4_1_zero_extendv4hiv4si2): Likewise.
13487 (sse4_1_zero_extendv2hiv2di2): Likewise.
13488 (*sse4_1_zero_extendv2hiv2di2): Likewise.
13489 (sse4_1_zero_extendv2siv2di2): Likewise.
13490 (*sse4_1_zero_extendv2siv2di2): Likewise.
13491 (sse4_1_roundpd): Likewise.
13492 (sse4_1_roundps): Likewise.
13493 (sse4_1_roundsd): Likewise.
13494 (sse4_1_roundss): Likewise.
13495 (mulv4si3): Don't expand for SSE4.1.
13496 (smax<mode>3): Likewise.
13497 (umaxv4si3): Likewise.
13498 (uminv16qi3): Likewise.
13499 (umin<mode>3): Likewise.
13500 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
13502 * doc/extend.texi: Document SSE4.1 built-in functions.
13504 * doc/invoke.texi: Document -msse4.1.
13506 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
13508 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
13509 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
13510 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
13511 (ASM_SPEC): Add asm_pcrel_spec.
13512 (EXTRA_SPECS): Add asm_pcrel_spec.
13514 2007-05-21 David Daney <ddaney@avtrex.com>
13516 * doc/install.texi (Building a cross compiler): Add requirements
13517 for Java cross compiler.
13519 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13521 PR middle-end/31995
13522 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
13523 Add loopno argument. Use evolution_function_is_invariant_rec_p
13524 instead of evolution_function_is_constant_p.
13525 Update calls to evolution_function_is_affine_multivariate_p.
13526 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
13527 Add loopno argument.
13528 * tree-scalar-evolution.c (gather_chrec_stats): Call
13529 evolution_function_is_affine_multivariate_p with a loop
13531 * tree-data-ref.c (analyze_miv_subscript): Likewise.
13532 (analyze_overlapping_iterations): Likewise.
13533 (access_functions_are_affine_or_constant_p): Likewise.
13534 (build_classic_dist_vector_1): If the access functions
13535 are equal, don't do anything.
13537 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
13538 Paolo Carlini <pcarlini@suse.de>
13539 Uros Bizjak <ubizjak@gmail.com>
13541 * c-cppbuiltin.c (c_cpp_builtins): Define
13542 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
13543 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
13544 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
13545 * doc/cpp.texi ([Standard Predefined Macros]): Document.
13547 2007-05-21 Mike Stump <mrs@apple.com>
13549 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
13551 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13553 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
13555 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
13556 implementation if __OPTIMIZE__ is not defined.
13557 (_mm_alignr_pi8): Ditto.
13558 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13559 (_mm_inserti_si64): Ditto.
13560 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13561 (_mm_slli_epi16): Ditto.
13562 (_mm_slli_epi32): Ditto.
13563 (_mm_slli_epi64): Ditto.
13564 (_mm_srai_epi16): Ditto.
13565 (_mm_srai_epi32): Ditto.
13566 (_mm_srli_si128): Ditto.
13567 (_mm_slli_si128): Ditto.
13568 (_mm_srli_epi16): Ditto.
13569 (_mm_srli_epi32): Ditto.
13570 (_mm_srli_epi64): Ditto.
13571 (_mm_extract_epi16): Ditto.
13572 (_mm_insert_epi16): Ditto.
13573 (_mm_shufflehi_epi16): Ditto.
13574 (_mm_shufflelo_epi16): Ditto.
13575 (_mm_shuffle_epi32): Ditto.
13576 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
13577 (_m_pextrw): Ditto.
13578 (_mm_insert_pi16): Ditto.
13579 (_m_pinsrw): Ditto.
13580 (_mm_shuffle_pi16): Ditto.
13581 (_m_pshufw): Ditto.
13582 (_mm_shufle_ps): Ditto.
13583 (_mm_prefetch): Ditto.
13585 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
13587 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
13588 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
13589 * real.c (encode_i370_single, decode_i370_single,
13590 encode_i370_double, decode_i370_double): Functions removed.
13591 (i370_single_format, i370_double_format): Initializations removed.
13592 (real_maxval, round_for_format, exact_real_truncate, significand_size):
13593 Consider the log2_b field to always be one.
13594 (ieee_single_format, mips_single_format, coldfire_single_format,
13595 ieee_double_format, mips_double_format, coldfire_double_format,
13596 ieee_extended_motorola_format, ieee_extended_intel_96_format,
13597 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13598 ibm_extended_format, mips_extended_format, ieee_quad_format,
13599 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13600 decimal_single_format, decimal_double_format, decimal_quad_format,
13601 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13602 initialization of log2_b.
13603 * real.h (i370_single_format, i370_double_format): Declarations
13605 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13606 field to always be one.
13608 2007-05-21 Andreas Schwab <schwab@suse.de>
13610 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13611 NOTE_INSN_BASIC_BLOCK_P.
13612 (process_for_unwind_directive): Likewise.
13614 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13616 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13617 * function.h (struct function): Move va_list_gpr_size,
13618 va_list_fpr_size, function_frequency to front of bitfields. Add
13620 (current_function_calls_unwind_init): New.
13621 * except.c (expand_builtin_unwind_init): Set
13622 current_function_calls_unwind_init not
13623 current_function_has_nonlocal_label.
13624 * reload1.c (has_nonexceptional_receiver): New.
13625 (reload): Use it and current_function_calls_unwind_init to
13626 determine whether call-saved regs must be saved.
13628 2007-05-20 Jan Hubicka <jh@suse.cz>
13630 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13631 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13632 * ddg.c (create_ddg): LIkewise.
13633 * final.c (final): Remove hunk moving line number notes around since
13634 they are no longer present at this stage.
13635 (final_scan_insn): Use NOTE_KIND instead of
13636 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13637 (output_asm_label): Likewise.
13638 * reorg.c (dbr_schedule): Likewise.
13639 * haifa-sched.c (unlink_other_notes): Likewise.
13640 * mode-switching.c (optimize_mode_switching): Likewise.
13641 * graph.c (start_bb): Likewise.
13642 * rtl.def (NOTE): Update description.
13643 * jump.c (squeeze_notes): Delete.
13644 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13645 NOTE_INSN_BASIC_BLOCK_P when possible.
13646 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13647 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13648 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13649 (dwarf2out_var_location): Likewise.
13650 * cfgbuild.c (make_edges): Likewise.
13651 (find_basic_blocks_1): Likewise.
13652 * function.c (reorder_blocks_1): Likewise.
13653 (epilogue_done): Likewise.
13654 (reposition_prologue_and_epilogue_notes): Likewise.
13655 * print-rtl.c (print_rtx): Likewise; drop code for printing
13657 (print_rtl): Likewise.
13658 (print_rtl_single): Likewise.
13659 * gcse.c (insert_insn_start_bb): Likewise.
13660 * alias.c (init_alias_analysis): Likewise.
13661 * calls.c (fixup_tail_calls): Likewise.
13662 * except.c (sjlj_emit_function_enter): Likewise.
13663 * emit-rtl.c (add_insn_after): Likeiwse.
13664 (emit_label_before): Likewise.
13665 (emit_label_after): Likewise.
13666 (emit_note_before, emit_note_after, emit_note): Update
13667 parameter to be enum insn_note; do not deal with source
13669 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13670 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13672 (merge_blocks_move_successor_nojumps): Simplify now when
13673 we don't have BLOCK notes.
13674 (try_optimize_cfg): Likewise.
13675 * cfglayout.c (skip_insns_after_block): Likewise.
13676 (record_effective_endpoints): Likewise.
13677 (duplicate_insn_chain): Likewise.
13678 * varasm.c (output_constant_pool_1): Likewise.
13679 * sched-deps.c (sched_analyze): Likewise.
13680 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13682 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13683 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13684 (SET_INSN_DELETED): Simplify.
13685 (NOTE_LINE_NUMBER): Exterminate.
13686 (NOTE_LINE_KIND): New.
13687 (NOTE_INSN_BASIC_BLOCK_P): Update.
13688 (enum insn_note): Simplify.
13689 (GET_NOTE_INSN_NAME) Simplify.
13690 (emit_note_before, emit_note_after, emit_note): Update prototype.
13691 (squeeze_notes): Remove.
13692 * sched-int.h (NOTE_NOT_BB_P): Update.
13693 * resource.c (mark_target_live_regs): Update.
13694 * sched-rgn.c (debug_dependencies): Update.
13695 * sched-vis.c (print_insn): Update.
13696 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13697 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13698 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13699 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13700 (split_branches): Update.
13701 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13703 (sh_adjust_unroll_max): Exterminate.
13704 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13705 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13706 (m68hc11_reorg): Likewise.
13707 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13708 (emit_predicate_relation_info): Update.
13709 (process_for_unwind_directive): Update.
13710 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13711 (output_call): Update.
13712 * config/pa/pa.c (output_lbranch): Update.
13713 (output_millicode_call): Update.
13714 (output_call): Update.
13715 (pa_combine_instructions): Update.
13716 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13717 * config/bfin/bfin.c (gen_one_bundle): Update.
13718 * cfgrtl.c (can_delete_note_p): Update.
13719 (delete_insn): Update.
13720 (rtl_merge_blocks): Update.
13721 (commit_one_edge_insertion): Update.
13722 (rtl_verify_flow_info): Update.
13723 * stmt.c (expand_case): Do not call squeeze_notes.
13725 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13732 * c.opt (Wtype-limits): New.
13733 * doc/invoke.texi (Wtype-limits): Document it.
13734 (Wextra): Enabled by -Wextra.
13735 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13736 * c-common.c (shorten_compare): Warn with Wtype-limits.
13738 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13740 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13741 inlined function, not as a macro.
13742 (_mm_alignr_pi8): Ditto.
13743 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13744 (_mm_inserti_si64): Ditto.
13745 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13746 (_mm_extract_epi16): Ditto.
13747 (_mm_insert_epi16): Ditto.
13748 (_mm_shufflehi_epi16): Ditto.
13749 (_mm_shufflelo_epi16): Ditto.
13750 (_mm_shuffle_epi32): Ditto.
13751 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13752 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13754 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13756 (_m_to_float): Use C89 compatible assignment.
13758 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13761 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13763 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13766 * doc/invoke.texi (Wreturn-type): Complete description.
13767 (Wextra): Delete item about return-type warning.
13768 * c-decl.c: Delete redundant Wextra warning.
13770 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13773 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13774 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13775 inlined function, not as a macro.
13776 (_mm_prefetch): Ditto.
13777 (_m_pextrw): Ditto.
13778 (_mm_insert_pi16): Ditto.
13779 (_m_pinsrw): Ditto.
13780 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13781 (_m_pshufw): Ditto. Add const to __N argument.
13782 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13783 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13784 (_mm_slli_epi32): Ditto.
13785 (_mm_srli_si128): Implement as always inlined function, not as a
13786 macro. Add __inline to function declaration.
13787 (_mm_slli_si128): Ditto.
13789 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13791 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13792 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13794 (struct fenv): New structure.
13795 (FP_HANDLE_EXCEPTIONS): New define.
13796 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13797 (_FP_DECL_EXP): New define.
13798 (FP_INIT_ROUNDMODE): New define.
13799 (FP_ROUNDMODE): New define.
13801 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13803 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13804 (Wconversion): Update description.
13805 (Wconversion-sign): New.
13806 * c.opt (Wconversion-sign): New.
13807 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13808 means disabled for C++. Otherwise, take the status of Wconversion.
13809 * c-common.c (conversion_warning): Warn with either Wconversion or
13811 (warnings_for_convert_and_check): Conditions are already checked by
13812 conversion_warning.
13813 (convert_and_check): Don't check warnings if the conversion failed.
13815 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13816 Anatoly Sokolov <aesok@dol.ru>
13818 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13819 avr_epilogue_uses) : Add declaration.
13820 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13821 * config/avr/constraints.md (R): New constraint.
13822 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13823 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13824 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13825 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13826 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13827 call_prologue_saves, epilogue_restores, return_from_epilogue,
13828 return_from_main_epilogue, return_from_interrupt_epilogue,
13829 return_from_naked_epilogue, prologue, epilogue): New patterns.
13830 (jump): Handle symbol reference.
13831 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13832 avr_output_function_prologue, avr_output_function_epilogue): Remove
13834 (avr_init_machine_status, expand_prologue, expand_epilogue,
13835 avr_asm_function_end_prologue, avr_epilogue_uses,
13836 avr_asm_function_begin_epilogue): New functions.
13837 (prologue_size, epilogue_size, jump_tables_size): Remove global
13839 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13840 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13841 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13842 (avr_override_options): Initialise init_machine_status.
13843 (output_movhi): Handle all stack pointer loads.
13844 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13845 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13846 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13847 (EPILOGUE_USES) Redefine.
13848 (machine_function) Declare.
13850 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13852 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13853 Use a single return statement.
13855 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13857 PR middle-end/30250
13858 * builtins.c (do_mpfr_lgamma_r): New.
13859 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13860 * tree.h (CASE_FLT_FN_REENT): New.
13862 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13864 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13865 (output_die): Use 'unsigned long' with %x.
13866 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13867 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13868 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13870 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13872 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13877 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13878 true if function has no argument.
13880 2007-05-18 DJ Delorie <dj@redhat.com>
13882 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13883 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13885 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13887 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13888 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13889 count_trailing_zeros.
13890 (__i386__): Implement count_leading_zeros using __builtin_clz().
13891 Implement count_trailing_zeros usign __builtin_ctz().
13893 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13895 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13897 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13899 PR middle-end/31344
13900 * expr.c (emit_move_change_mode): Change mode of push operands here.
13902 2007-05-17 Ian Lance Taylor <iant@google.com>
13904 PR tree-optimization/31953
13905 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13906 Change all callers.
13907 (set_value_range_to_null): Call set_value_range_to_value.
13908 (extract_range_from_comparison): Likewise.
13910 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13912 * toplev.c (print_version): Output GMP/MPFR version info.
13914 * builtins.c (CASE_MATHFN_REENT): New macro.
13915 (mathfn_built_in): Use it.
13916 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13917 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13918 BUILT_IN_LGAMMAL_R): New.
13919 * doc/extend.texi: Document new builtins.
13921 PR middle-end/31796
13922 * builtins.c (do_mpfr_remquo): New.
13923 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13924 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13926 PR middle-end/30251
13927 * builtins.c (fold_builtin_1): Handle y0, y1.
13928 (fold_builtin_2): Handle yn.
13930 PR middle-end/30251
13931 * builtins.c (do_mpfr_bessel_n): New.
13932 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13933 (fold_builtin_2): Handle BUILT_IN_JN.
13935 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13938 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13939 TYPE_PRECISION (intmax_type_node).
13941 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13944 * reload.c (subst_reloads): Remove checking.
13946 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13948 PR rtl-optimization/31691
13949 * combine.c (simplify_set): Build a new src pattern instead of
13950 substituting its operands in the COMPARE case.
13952 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13954 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13955 (execute_vrp): Preserve loops through jump threading.
13956 * tree-ssa-threadupdate.c (thread_single_edge,
13957 dbds_continue_enumeration_p, determine_bb_domination_status,
13958 thread_through_loop_header): New functions.
13959 (create_edge_and_update_destination_phis,
13960 create_edge_and_update_destination_phis): Set loops for the new blocks.
13961 (prune_undesirable_thread_requests): Removed.
13962 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13964 (thread_block): Do not call prune_undesirable_thread_requests.
13966 (mark_threaded_blocks): Select edges to thread here.
13967 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13968 Thread edges through loop headers independently.
13969 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13970 * tree-pass.h (TODO_mark_first_instance): New.
13971 (first_pass_instance): Declare.
13972 * cfghooks.c (duplicate_block): Put the block to the original loop
13973 if copy is not specified.
13974 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13975 jump threading. Pass may_peel_loop_headers to
13976 thread_through_all_blocks according to first_pass_instance.
13977 * cfgloop.h (create_preheader): Declare.
13978 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13979 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13980 * passes.c (first_pass_instance): New variable.
13981 (next_pass_1): Set TODO_mark_first_instance.
13982 (execute_todo): Set first_pass_instance.
13984 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13986 PR tree-optimization/24659
13987 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13988 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13989 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13990 OTI_vec_pack_ufix_trunc.
13991 (vec_unpacks_float_hi_optab): Define new macro.
13992 (vec_unpacks_float_lo_optab): Ditto.
13993 (vec_unpacku_float_hi_optab): Ditto.
13994 (vec_unpacku_float_lo_optab): Ditto.
13995 (vec_pack_sfix_trunc_optab): Ditto.
13996 (vec_pack_ufix_trunc_optab): Ditto.
13997 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13998 and vec_pack_[s|u]fix_trunc_optab using
13999 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
14000 * tree-vectorizer.c (supportable_widening_operation): Handle
14001 FLOAT_EXPR and CONVERT_EXPR. Update comment.
14002 (supportable_narrowing_operation): New function.
14003 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
14004 * tree-vect-transform.c (vectorizable_conversion): Handle
14005 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14006 (vect_gen_widened_results_half): Move before vectorizable_conversion.
14007 (vectorizable_type_demotion): Call supportable_narrowing_operation()
14008 to check for target support.
14009 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
14010 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
14011 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
14012 for VEC_PACK_FIX_TRUNC_EXPR.
14013 (expand_binop): Special case mode of the result for
14014 vec_pack_[u|s]fix_trunc_optab.
14015 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
14016 vec_pack_[u|s]fix_trunc_optab.
14018 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
14019 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
14020 * tree-pretty-print.c (dump_generic_node): Handle
14021 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
14022 VEC_PACK_FIX_TRUNC_EXPR.
14024 * expr.c (expand_expr_real_1): Ditto.
14025 * tree-inline.c (estimate_num_insns_1): Ditto.
14026 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
14028 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
14029 (vec_unpacks_float_lo_v8hi): Ditto.
14030 (vec_unpacku_float_hi_v8hi): Ditto.
14031 (vec_unpacku_float_lo_v8hi): Ditto.
14032 (vec_unpacks_float_hi_v4si): Ditto.
14033 (vec_unpacks_float_lo_v4si): Ditto.
14034 (vec_pack_sfix_trunc_v2df): Ditto.
14036 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
14038 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
14039 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
14040 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
14041 [vec_pack_ufix_trunc]: Ditto.
14042 [vec_unpacks_float_hi]: Ditto.
14043 [vec_unpacks_float_lo]: Ditto.
14044 [vec_unpacku_float_hi]: Ditto.
14045 [vec_unpacku_float_lo]: Ditto.
14047 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
14049 * soft-fp/README: Update for new files.
14050 * soft-fp/floattisf.c: New file.
14051 * soft-fp/floattidf.c: New file.
14052 * soft-fp/floattitf.c: New file.
14053 * soft-fp/floatuntisf.c: New file.
14054 * soft-fp/floatuntidf.c: New file.
14055 * soft-fp/floatuntitf.c: New file.
14056 * soft-fp/fixsfti.c: New file.
14057 * soft-fp/fixdfti.c: New file.
14058 * soft-fp/fixtfti.c: New file.
14059 * soft-fp/fixunssfti.c: New file.
14060 * soft-fp/fixunsdfti.c: New file.
14061 * soft-fp/fixunstfti.c: New file.
14062 * soft-fp/extendxftf.c: New file.
14063 * soft-fp/trunctfxf.c: New file.
14065 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
14066 (__trunctfxf2): Ditto.
14068 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
14069 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
14070 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
14071 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
14072 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
14073 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
14075 * config/i386/t-fprules-softfp64: New file.
14076 * config/i386/sfp-machine.h: New file.
14077 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
14078 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
14079 and soft-fp/t-softfp to tmake_file.
14080 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14081 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
14083 * config/i386/t-linux64 (softfp_wrap_start): New.
14084 (softfp_wrap_end): New.
14085 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
14086 supported for TARGET_64BIT.
14088 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14090 * c-common.c (c_common_signed_or_unsigned_type): Emulate
14091 c_common_unsigned_type behavior.
14093 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
14095 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
14098 2007-05-16 Eric Christopher <echristo@apple.com>
14100 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
14101 saving after stack push. Set sp_offset whenever we push.
14102 (rs6000_emit_epilogue): Move altivec register restore before
14105 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14107 * configure.ac: Allow sysroots to be relocated under $prefix as
14108 well as $exec_prefix.
14109 * configure: Regenerate.
14111 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14115 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14117 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14118 (gcc_tooldir): Likewise.
14119 * configure: Regenerate.
14120 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14121 old configure.ac gcc_tooldir setting.
14122 (prefix_to_exec_prefix): New variable.
14123 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14124 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14126 2007-05-14 Janis Johnson <janis187@us.ibm.com>
14128 * c-typeck.c (build_binary_op): Return early for error.
14130 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
14132 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
14133 struct nb_iter_bound.
14134 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
14135 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
14136 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
14137 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
14138 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
14139 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
14140 (del_scev_info): Use ggc_free.
14141 (scev_initialize): Allocate scalar_evolution_info in gc memory.
14142 * loop-init.c: Include ggc.h.
14143 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
14144 (loop_optimizer_finalize): Use ggc_free.
14145 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
14146 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
14147 pass_iv_optimize): Add TODO_ggc_collect.
14148 * function.h (struct function): Remove skip marker from
14150 * cfgloop.c: Include ggc.h.
14151 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
14153 (establish_preds): Vector superloops is gc allocated.
14154 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
14156 (flow_loops_find): Vector larray is gc allocated.
14157 (loop_exit_free): Use ggc_free.
14158 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
14159 that head of exits list is now not a part of struct loop.
14160 (record_loop_exits): Allocate exits table in gc memory.
14161 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
14162 that head of exits list is now not a part of struct loop.
14163 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
14164 struct loop_exit): Add GTY marker.
14165 (struct loop): Add GTY marker. Make superloops vector gc allocated.
14166 Add skip marker to aux field. Make head of exits list a separate
14168 (struct loops): Add GTY marker. Make larray vector gc allocated.
14169 Add param marker to exits table.
14170 (get_loops): Type changed.
14171 * Makefile.in (tree-scalar-evolution.o): Add
14172 gt-tree-scalar-evolution.h dependency.
14173 (cfgloop.o, loop-init.o): Add ggc.h dependency.
14174 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
14175 * basic-block.h (struct basic_block_def): Remove skip marker from
14178 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
14180 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
14181 of 0 in the call to expand_expr().
14182 (expand_builtin_mathfn_3): Ditto.
14183 (expand_builtin_interclass_mathfn): Ditto.
14184 (expand_builtin_cexpi): Ditto.
14185 (expand_builtin_int_roundingfn): Ditto.
14186 (expand_builtin_int_roundingfn_2): Ditto.
14187 (expand_builtin_pow): Ditto.
14188 (expand_builtin_powi): Ditto.
14189 (expand_builtin_bswap): Ditto.
14190 (expand_builtin_unop): Ditto.
14191 (expand_builtin_fabs): Ditto.
14192 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
14193 the call to expand_expr().
14194 (expand_builtin_sync_operation): Ditto.
14195 (expand_builtin_compare_and_swap): Ditto.
14196 (expand_builtin_lock_test_and_set): Ditto.
14197 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
14198 instead of 0 in the call to expand_expr().
14199 (expand_builtin_extract_return_addr): Ditto.
14200 (expand_builtin_eh_return): Ditto.
14201 (expand_eh_return): Ditto.
14202 * explow.c (expr_size): Ditto.
14203 * expr.c (optimize_bitfield_assignment_op): Ditto.
14204 (expand_assignement): Ditto.
14205 (store_expr): Ditto.
14206 (store_field): Ditto.
14207 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
14208 the call to expand_expr().
14209 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
14210 in the call to expand_expr().
14211 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
14212 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
14213 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
14215 * optabs.c (expand_vec_shift_expr): Ditto.
14216 (expand_vec_cond_expr): Ditto.
14217 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
14218 call to expand_expr().
14219 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
14220 in the call to expand_expr().
14222 2007-05-14 Dave Korn <dave.korn@artimi.com>
14224 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
14226 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
14228 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
14229 instead of c_common_unsigned_type.
14230 (c_common_unsigned_type): Remove.
14231 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
14232 c_common_unsigned_type.
14233 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
14234 c_common_unsigned_type.
14235 * c-common.h (c_common_unsigned_type): Remove.
14236 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
14237 c_common_unsigned_type.
14238 * c-format.c (check_format_types): Use unsigned_type_for instead of
14239 c_common_unsigned_type.
14240 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14241 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
14242 of c_common_unsigned_type.
14243 * convert.c (convert_to_integer): Use unsigned_type_for instead of
14244 lang_hooks.types.unsigned_type.
14245 * expmed.c (make_tree): Use unsigned_type_for instead of
14246 lang_hooks.types.unsigned_type.
14247 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
14248 lang_hooks.types.unsigned_type.
14249 (build_range_check): Likewise.
14250 (fold_unary): Likewise.
14251 (fold_binary): Likewise.
14252 (fold_ternary): Likewise.
14253 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14254 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
14255 * tree.c (get_unsigned_type): New.
14256 (unsigned_type_for): Use get_unsigned_type instead of
14257 lang_hooks.types.unsigned_type.
14259 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
14261 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
14262 to m68k_get_function_kind. Update its prototype.
14263 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
14265 (m68k_interrupt_function_p): Return enum m68k_function_type
14266 instead of bool. Rename to m68k_get_function_kind.
14267 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
14268 target is not fido.
14269 (m68k_compute_frame_layout): Don't mark any register for save
14270 if an interrupt_thread attribute is specified.
14271 (m68k_hard_regno_rename_ok): Update a use of
14272 m68k_interrupt_function_p.
14273 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
14274 m68k_interrupt_function_p.
14275 (m68k_function_type): New.
14276 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
14277 for a function with an interrupt_thread attribute.
14278 * doc/extend.texi: Document the interrupt_thread attribute.
14280 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
14282 Fix PR tree-optimization/31911
14283 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
14284 if they didn't change the expression.
14286 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
14288 * tree-scalar-evolution.c (resolve_mixers): Exported.
14289 * tree-scalar-evolution.h (resolve_mixers): Declare.
14290 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
14291 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
14292 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
14293 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
14294 init_array_ref, init_pointer_ref, analyze_indirect_ref,
14295 strip_conversion, analyze_offset_expr, address_analysis,
14296 object_analysis, analyze_offset): Removed.
14297 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
14298 split_constant_offset, canonicalize_base_object_address,
14299 object_address_invariant_in_loop_p, disjoint_objects_p,
14300 dr_may_alias_p, dr_address_invariant_p): New functions.
14301 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
14302 and dr_analyze_alias.
14303 (initialize_data_dependence_relation): Use dr_may_alias_p
14304 and object_address_invariant_in_loop_p.
14305 (compute_self_dependence): Handle the case when
14306 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
14307 (find_data_references_in_stmt): Restrict the analysis of data
14308 references to the given loop nest.
14309 (find_data_references_in_loop): Made static. Pass loop nest to
14310 find_data_references_in_stmt.
14311 (compute_data_dependences_for_loop): Use DR_VOPS.
14312 (free_data_ref): Free DR_VOPS.
14313 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
14314 (struct innermost_loop_behavior): ... new.
14315 (struct base_object_info): Replaced by ...
14316 (struct indices): ... new.
14317 (struct dr_alias): New.
14318 (enum data_ref_type): Removed.
14319 (struct data_reference): Consist of struct innermost_loop_behavior,
14320 struct indices and struct dr_alias.
14321 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
14322 (DR_MEMTAG): Renamed to ...
14323 (DR_SYMBOL_TAG): ... this.
14324 (find_data_references_in_loop): Declaration removed.
14325 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
14326 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
14327 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
14328 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
14330 2007-05-13 Revital Eres <eres@il.ibm.com>
14332 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
14333 which walks virtual def-use chains to find redundant stores.
14334 (dse_optimize_stmt): Call it.
14336 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
14338 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
14339 * passes.c (init_optimization_passes): Move pass_jump_bypass
14342 * basic-block.h (bb_has_eh_pred): Fix style issue.
14344 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
14346 PR rtl-optimization/31848
14347 * loop-invariant.c (move_invariant_reg): If we move an insn
14348 with a REG_EQUAL note, and that insn is not always executed,
14349 remove the REG_EQUAL note.
14351 2007-05-12 Richard Guenther <rguenther@suse.de>
14353 PR tree-optimization/31797
14354 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
14355 propagate into a stmt that has volatile ops.
14357 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14359 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14360 (gcc_tooldir): Likewise.
14361 * configure: Regenerate.
14362 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14363 old configure.ac gcc_tooldir setting.
14364 (prefix_to_exec_prefix): New variable.
14365 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14366 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14368 2007-05-11 Silvius Rus <rus@google.com>
14370 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
14371 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
14372 * c-common.h (strict_aliasing_warning): Change return type.
14373 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
14374 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
14375 (build_c_cast): Condition call to strict_aliasing_warning.
14376 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
14377 * flags.h (set_Wstrict_aliasing): Declare.
14378 * opts.c (set_Wstrict_alising): Define, add call to.
14379 * tree-flow.h (strict_aliasing_warning_backend): Declare.
14380 * tree-ssa-alias-warnings.c: New file.
14381 * tree-ssa-alias.c (compute_may_aliases): Add call to
14382 strict_aliasing_warning_backend.
14384 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
14386 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14387 Use loop_depth and loop_outer accessor functions.
14388 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
14389 determine_invariantness_stmt, move_computations_stmt): Ditto.
14390 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
14391 add_loop, loopify, unloop, fix_loop_structure): Ditto.
14392 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
14393 * tree-scalar-evolution.c (interpret_loop_phi,
14394 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
14395 instantiate_parameters_1, scev_const_prop): Ditto.
14396 * cfghooks.c (make_forwarder_block): Ditto.
14397 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
14398 * modulo-sched.c (loop_canon_p): Ditto.
14399 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
14400 slpeel_can_duplicate_loop_p): Ditto.
14401 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
14402 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14403 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
14404 cancel_loop, verify_loop_structure): Ditto.
14405 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
14406 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
14407 superloops vector instead of "pred" array.
14408 (establish_preds): Take father loop as an argument. Initialize the
14410 (flow_loop_tree_node_add): Pass father loop to establish_preds.
14411 Do not initialize loop->outer.
14412 (flow_loop_tree_node_remove): Truncate the superloops vector.
14413 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
14414 "pred" merged to "superloops" vector.
14415 (loop_depth, loop_outer): New.
14416 (fel_init): Use loop_outer.
14418 2007-05-11 Jan Hubicka <jh@suse.cz>
14420 * cgraphunit.c: Include gt-cgraphunit.h
14421 (static_ctors, static_dtors): New static vars.
14422 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
14423 based on implementation in c-common.c
14424 (cgraph_finalize_function): Call record_cdtor_fn.
14425 (cgraph_optimize): Call cgraph_build_cdtor_fns.
14426 * decl.c (finish_function): Do not call c_record_cdtor_fn.
14427 (c_write_global_declarations): Do not call c_build_cdtor_fns.
14428 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
14429 build_cdtor, c_build_cdtor_fns): Remove.
14430 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
14431 c_build_cdtor_fns): Remove prototype.
14433 2007-05-11 Paolo Carlini <pcarlini@suse.de>
14436 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
14437 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
14438 * builtins.c (fold_builtin_memchr): New.
14439 (expand_builtin_memchr): Call the latter.
14440 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
14441 * doc/extend.texi ([Other built-in functions provided by GCC]):
14444 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
14446 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
14447 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
14448 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
14449 PFPO_OP1_TYPE_SHIFT): Constants added.
14450 (DFP_ALL): Mode macro defined.
14451 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
14452 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
14453 Insn definitions added.
14454 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
14455 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
14458 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
14460 PR tree-optimization/31885
14461 * tree-chrec.c (chrec_contains_undetermined): Do not consider
14462 NULL_TREE to be undetermined.
14463 (automatically_generated_chrec_p): Return false for NULL.
14465 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14467 * config/bfin/bfin.h (MOVE_RATIO): Define.
14469 2007-05-10 Richard Sandiford <richard@codesourcery.com>
14471 * config.gcc (sparc-wrs-vxworks): New target.
14472 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
14473 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
14474 * config/sparc/sparc.h: Include vxworks-dummy.h.
14475 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
14476 include LABEL_REFs too.
14477 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
14478 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
14480 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
14482 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
14483 (sparc_emit_call_insn): New function.
14484 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
14485 functions when generating VxWorks PIC.
14486 * config/sparc/sparc.md (vxworks_load_got): New pattern.
14487 (call, call_value): Use sparc_emit_call_insn instead of
14490 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14492 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
14494 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14496 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
14497 for floating-point values if HOST_BITS_PER_LONG > 32. Use
14498 split_double instead of operand_subword.
14500 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14502 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
14503 * config/bfin/bfin.c (bfin_local_alignment): New function.
14504 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
14506 2007-05-08 Chao-ying Fu <fu@mips.com>
14508 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
14509 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
14510 (smsub_widen_optab, umsub_widen_optab): Define.
14511 * optabs.c (init_optabs): Initialize smsub_widen_optab and
14513 * genopinit.c (optabs): Fill in smsub_widen_optab and
14515 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
14516 and umsub_widen_optab to implement multiply-subtract sequences.
14517 * config/mips/mips.md (*msac<u>_di): Rename to...
14518 (<u>msubsidi4): ...this. Extend condition to include
14519 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14520 of operand 0 to "ka" and use the three-operand form of msub<u>
14522 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
14525 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14527 PR rtl-optimization/28011
14528 * reload.c (push_reload): Set dont_share if IN appears in OUT
14529 also when IN is a PLUS rtx.
14530 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
14533 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
14535 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
14536 call unshare_all_decls.
14537 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
14538 (unshare_all_decls): Remove.
14540 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
14543 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
14546 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
14547 Nigel Stephens <nigel@mips.com>
14549 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
14550 Update comments and all uses.
14551 (MIN_FPRS_PER_FMT): Define.
14552 * config/mips/mips.c (function_arg): Fix to correctly handle
14553 the -mips32r2 -mfp64 -mabi=32 case.
14554 (override_options): Enable use of odd-numbered registers for
14555 SFmode values on MIPS32.
14556 (mips_save_reg_p): Save whole floating-point register pair if
14557 either half is used.
14558 (compute_frame_size): Fix comment.
14560 2007-05-08 Jie Zhang <jie.zhang@analog.com>
14562 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
14563 argument of type bool.
14564 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
14565 argument. Safely select temporary P register according to it.
14566 (do_link): Change call site of add_to_reg accordingly.
14567 (do_unlink): Add epilogue_p as a fourth argument and pass it
14569 (expand_interrupt_handler_epilogue): Change call of do_unlink
14571 (bfin_expand_prologue): Add a third argument sibcall_p.
14572 * config/bfin/bfin.md (epilogue): Change call of
14573 bfin_expand_epilogue accordingly.
14574 (sibcall_epilogue): Likewise.
14575 (eh_return_internal): Likewise.
14577 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
14578 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
14579 * config/bfin/bfin.c (bfin_handle_option): Handle
14580 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
14581 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
14582 Support bf534, bf536 and bf561.
14583 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
14585 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
14588 * config/i386/i386.c (ix86_function_regparm): Process local
14589 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
14591 2007-05-07 Mike Stump <mrs@apple.com>
14593 * doc/invoke.texi (Warning Options): Document that -Wempty-body
14594 also checks for and while statements in C++.
14596 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14598 * gcc.c (at_file_supplied): New variable.
14599 (main): Set it if we expanded argv.
14600 (do_spec_1): Pass an @-file to the linker if we were called with
14601 an @-file argument and HAVE_GNU_LD.
14602 * collect2.c (at_file_supplied): New variable.
14603 (response_file): New variable.
14604 (collect_exit): Unlink response_file if necessary.
14605 (handler): Likewise.
14606 (do_wait): Likewise.
14607 (main): Set at_file_supplied if we expanded argv.
14608 (collect_execute): Pass an @-file to subprocesses if we were called
14609 with an @-file argument.
14610 * configure.ac: Add define for HAVE_GNU_LD.
14611 * configure: Regenerate.
14612 * config.in: Regenerate.
14614 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14616 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14617 operand to HI mode.
14622 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14624 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14625 (TARGET_ENCODE_SECTION_INFO): Re-define.
14626 (m32c_encode_section_info): New
14627 (function_vector_handler): New
14628 (current_function_special_page_vector): New
14629 (m32c_special_page_vector_p): New.
14630 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14632 * config/m32c/jump.md: Added instruction JSRS for functions
14633 with attribute "function_vector".
14634 * doc/extend.texi (function_vector): Added description
14635 for M16C, M32C targets.
14637 2007-05-07 DJ Delorie <dj@redhat.com>
14640 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14641 ashrpsi3, lshrpsi3): Update shift count constraint.
14643 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14644 Nathan Froyd <froydnj@codesourcery.com>
14647 * c-incpath.c (add_path): Strip trailing path separators.
14649 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14651 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14652 Free dominance info before purging EH edges.
14653 (eliminate_degenerate_phis): Likewise.
14654 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14656 2007-05-07 Jan Hubicka <jh@suse.cz>
14658 * gimplify.c (gimplify_expr): Do not crash when folding
14659 (void *)(int)&a + 4.
14661 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14664 * c-opts.c (lang_fortran): Make it non static.
14665 * c-common.h (lang_fortran): New prototype.
14666 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14667 -lang-fortran option was passed by the driver.
14669 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14671 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14672 of ASSERT_CHECKING. Tweak message.
14674 2007-05-06 Revital Eres <eres@il.ibm.com>
14677 * loop-unroll.c (insert_var_expansion_initialization):
14678 Initialize the expansions with -zero instead of +zero.
14680 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14682 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14683 into pic and non-pic versions. Mark r19 as used for
14684 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14685 for tgd_load, tld_load and tie_load .
14686 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14687 version of tgd_load, tld_load and tie_load depending on the
14690 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14691 Jakub Jelinek <jakub@redhat.com>
14693 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14694 (__do_global_dtors_aux): Use more paranoid loop to run
14695 destructors if HIDDEN_DTOR_LIST_END.
14696 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14698 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14700 * varasm.c (align_variable): Don't increase alignment for
14701 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14702 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14704 2007-05-04 Josh Conner <jconner@apple.com>
14706 * basic-block.h (cdi_direction): Assign values to all enumeration
14708 (dom_computed): Remove.
14709 (dom_info_state): New.
14710 (set_dom_info_availability): New.
14711 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14712 walk_data.dom_direction.
14713 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14714 instead of dom_computed[].
14715 (split_edge): Likewise.
14716 (create_basic_block): Likewise.
14717 (merge_blocks): Likewise.
14718 * ifcvt.c (find_if_header): Likewise.
14719 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14720 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14721 * tree-ssa.c (verify_ssa): Likewise.
14722 * tree-cfg.c (tree_verify_flow_info): Likewise.
14723 (remove_edge_and_dominated_blocks): Likewise.
14724 * dominance.c (dom_computed): Make static.
14725 (calc_dfs_tree_nonrec): Change third param to a bool.
14726 (calc_dfs_tree): Change second param to a bool.
14727 (calc_idioms): Change second param to a bool. Use
14728 dom_convert_dir_to_idx.
14729 (init_dom_info): Validate dir before using.
14730 (dom_convert_dir_to_idx): New.
14731 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14732 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14733 (free_dominance_info): Use dom_convert_dir_to_idx.
14734 (get_immediate_dominator): Likewise.
14735 (set_immediate_dominator): Likewise.
14736 (get_dominated_by): Likewise.
14737 (redirect_immediate_dominators): Likewise.
14738 (nearest_common_denominator): Likewise.
14739 (dominated_by_p): Likewise.
14740 (bb_dom_dfs_in): Likewise.
14741 (bb_dom_dfs_out): Likewise.
14742 (recount_dominator): Likewise.
14743 (iterate_fix_dominators): Likewise.
14744 (add_to_dominance_info): Likewise.
14745 (delete_from_dominance_info): Likewise.
14746 (first_dom_son): Likewise.
14747 (next_dom_son): Likewise.
14748 (dom_info_available_p): Likewise.
14749 (dom_info_state): New.
14750 (set_dom_info_availability): New.
14752 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14754 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14756 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14758 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14760 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14761 (subdi3, subdi_carry): Delete.
14763 2007-05-04 Jan Hubicka <jh@suse.cz>
14764 Richard Guenther <rguenther@suse.de>
14766 * opts.c (decode_options): Do not fiddle with inlining
14767 parameters in case of optimizing for size.
14768 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14769 for size do nothing.
14770 (cgraph_decide_inlining_of_small_function): When optimizing for
14771 size never inline functions increasing caller size.
14772 (cgraph_early_inlining): Inline for size when optimizing for size.
14774 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14776 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14777 logical operations piecewise.
14778 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14779 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14780 subdi_sesidi_di): Delete.
14781 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14782 the generated sequence. Allow three-reg add in constraints. Rewrite
14783 the rtl expression for carry to avoid zero_extend of a constant.
14784 (sub_with_carry): New pattern.
14785 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14786 different sequence not involving jumps.
14787 (notbi): Now a named pattern.
14789 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14791 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14792 Add the note about a significant loss of accuracy of some
14793 mathematical routines when these options are used.
14795 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14797 * haifa-sched.c (rtx_vec_t): New typedef.
14798 (contributes_to_priority_p): Extract piece of priority () into new
14800 (priority): Use the function. Add assertion.
14801 (rank_for_schedule, set_priorities): Add assertion to check that
14802 insn's priority is initialized.
14803 (clear_priorities, calc_priorities): Change signature. Make it update
14804 all relevant insns. Update all callers ('add_to_speculative_block ()'
14805 and 'create_block_check_twin ()').
14806 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14807 Add new field 'priority_status'.
14808 (INSN_PRIORITY_STATUS): New macro.
14809 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14811 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14813 * sched-ebb.c (debug_ebb_dependencies): New static function.
14814 (init_ready_list): Use it.
14816 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14817 with changed signature and 'debug_rgn_dependencies ()'.
14818 (debug_rgn_dependencies): New static function.
14819 (init_ready_list): Use it.
14821 * sched-int.h (debug_dependencies): Declare.
14823 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14825 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14827 2007-05-04 Dirk Mueller <dmueller@suse.de>
14829 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14831 2007-05-03 Jan Hubicka <jh@suse.cz>
14833 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14834 ((T1)X op (T1)Y), for pointer type in more cases than before.
14836 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14838 * tree-object-size.c (plus_expr_object_size): When operand size is
14839 unknown, return unknown.
14841 2007-05-03 Dirk Mueller <dmueller@suse.de>
14843 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14845 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14848 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14850 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14852 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14854 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14856 * config/soft-fp/double.h, config/soft-fp/extended.h,
14857 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14858 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14859 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14860 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14863 2007-05-03 Ian Lance Taylor <iant@google.com>
14865 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14866 MASK_PPC_GFXOPT for 8540 or 8548.
14868 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14870 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14871 vect_print_dump_info() to output debug information.
14873 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14876 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14877 operands of size 2 when operand is not MEM_P.
14879 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14881 PR tree-optimization/30565
14882 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14884 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14886 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14887 (umulsi3_highpart): Use them.
14888 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14889 for final accumulator to D regisster tranfser.
14891 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14893 PR tree-optimization/31699
14894 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14896 (vect_enhance_data_refs_alignment): Compute peel amount using
14897 TYPE_VECTOR_SUBPARTS instead of vf.
14898 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14900 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14903 * system.h: Remove inclusion of double-int.h
14904 * tree.h: Include double-int.h
14905 * gengtype.c: Likewise
14906 * cfgloop.h: Likewise
14907 * Makefile.in: Adjust dependencies on double-int.h
14909 2007-05-02 Eric Christopher <echristo@apple.com>
14911 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14912 -shared to -Zdynamiclib.
14914 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14917 * c-common.c (strip_pointer_or_array_types): New function.
14918 * c-common.h (strip_pointer_or_array_types): New function declaration.
14920 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14922 PR tree-optimization/31771
14923 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14925 2007-05-02 Paul Brook <paul@codesourcery.com>
14927 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14929 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14931 PR middle-end/29715
14932 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14935 2007-05-02 Nick Clifton <nickc@redhat.com>
14937 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14939 2007-05-02 Richard Guenther <rguenther@suse.de>
14941 PR tree-optimization/31146
14942 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14943 argument, single_use_p. If we have a single use that is
14944 a conversion to the definition rhs type, propagate that rhs.
14945 (forward_propagate_addr_expr): Pass single_use_p argument
14946 to forward_propagate_addr_expr_1.
14948 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14950 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14953 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14955 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14956 'AMD Family 10 core'.
14958 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14960 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14961 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14962 with SSE3 instruction set support.
14963 * doc/invoke.texi: Likewise.
14965 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14967 * config/i386/i386.c (override_options): Tuning 32-byte loop
14968 alignment for amdfam10 architecture. Increasing the max loop
14969 alignment to 24 bytes.
14971 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14973 * config/m68k/constraints.md: New.
14974 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14975 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14976 EXTRA_CONSTRAINT): Remove.
14977 * config/m68k/m68k.md: Include constraints.md.
14978 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14980 2007-05-01 Ian Lance Taylor <iant@google.com>
14982 PR tree-optimization/31739
14983 * tree-vrp.c (vrp_val_is_max): New static function.
14984 (vrp_val_is_min): New static function.
14985 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14987 (set_value_range): Use vrp_val_is_{max,min}.
14988 (extract_range_from_assert): Likewise.
14989 (extract_range_from_binary_expr): Likewise.
14990 (extract_range_from_unary_expr): Likewise.
14991 (dump_value_range, vrp_meet): Likewise.
14992 (vrp_visit_phi_node): Likewise.
14993 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14995 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14997 * config/i386/gmon-sol2.c (size_t): New type.
14998 (intptr_t): Likewise.
14999 (s_textsize): Declare as size_t.
15001 (monstartup): Use size_t for sizes.
15002 (_mcount): Save and restore registers.
15003 (internal_mcount): Pass 0 as the first argument to monstartup
15005 (moncontrol): Convert pointer to appropriately sized integer
15006 before passing to profil.
15008 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15010 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
15011 __NO_FPRS__, not just if _SOFT_DOUBLE.
15012 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
15013 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
15014 also for E500 double.
15015 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
15016 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
15019 2007-05-01 Richard Guenther <rguenther@suse.de>
15021 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
15024 2007-05-01 Joseph Myers <joseph@codesourcery.com>
15026 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
15028 2007-05-01 Jan Hubicka <jh@suse.cz>
15030 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
15033 2007-05-01 Jan Hubicka <jh@suse.cz>
15035 * tree.h (maybe_fold_offset_to_component_ref): Remove.
15036 (maybe_fold_offset_to_reference): Declare.
15037 * fold-const.c (fold_unary): Do not fold
15038 (type *)&A into &A->field_of_type_and_offset_0
15039 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
15040 size is unknown, give up.
15041 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
15043 (maybe_fold_offset_to_reference): New.
15044 (maybe_fold_stmt_indirect): Use it.
15045 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
15046 * gimplify.c (gimplify_conversion): Canonicalize conversions to
15048 (gimplify_expr): Likewise for plus_expr.
15050 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
15052 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
15053 bsi_after_labels. Always insert statements before bsi.
15054 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
15055 * predict.c (apply_return_prediction): Check for empty blocks.
15056 * cfgexpand.c (lab_rtx_for_bb): New variable.
15057 (label_rtx_for_bb): Do not create new tree labels.
15058 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
15059 (tree_expand_cfg): Initialize lab_rtx_for_bb.
15060 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
15062 (label_for_bb): Add field used.
15063 (update_eh_label, main_block_label): Mark the label used.
15064 (cleanup_dead_labels): Remove unused labels.
15066 2007-05-01 Richard Guenther <rguenther@suse.de>
15068 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
15069 if it is not about to be set.
15070 (get_value_range): Do not pre-allocate equiv bitmap.
15071 (update_value_range): No need to clear equiv field.
15072 (add_equivalence): Change prototype to get bitmap pointer.
15073 Allocate bitmap here if it is not already.
15074 (extract_range_from_assert): Do not allocate bitmap here.
15075 Update callers to add_equivalence.
15076 (extract_range_from_ssa_name): Likewise.
15077 (get_vr_for_comparison): New static helper.
15078 (compare_name_with_value): Handle NULL equiv bitmap by
15079 peeling the first iteration of the comparison loop.
15080 Use get_vr_for_comparison.
15081 (compare_names): Handle NULL equiv bitmaps by using fake
15082 ones. Use get_vr_for_comparison.
15084 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
15086 * double-int.c (mpz_set_double_int): Moved from
15087 tree-ssa-loop-niter.c.
15088 (mpz_get_double_int): Likewise; also, add option to wrap
15089 out-of-range integers.
15090 * double-int.h: New prototypes for above.
15091 * tree.c (get_static_type_bounds): Moved from
15092 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
15093 TYPE_MAX_VALUE if they exist..
15094 * tree.h: New prototype for above.
15095 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
15096 get_type_bounds calls.
15097 (mpz_set_double_int): Move to double-int.c.
15098 (get_type_bounds): Move to tree.c, rename to
15099 get_static_type_bounds.
15100 (mpz_to_double_int): Move to double-int.c, rename to
15101 mpz_get_double_int.
15103 2007-04-30 Bob Wilson <bob.wilson@acm.org>
15105 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
15106 DIV0 exception can fall through to a normal return.
15108 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
15110 PR middle-end/22156
15111 Temporarily revert:
15112 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15113 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15114 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15115 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15116 initialize align to silence bogus warning.
15117 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15118 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15120 (struct sra_walk_fns): Remove use_all parameter from use.
15121 (sra_hash_tree): Handle BIT_FIELD_REFs.
15122 (sra_elt_hash): Don't hash bitfld blocks.
15123 (sra_elt_eq): Skip them in parent compares as well. Handle
15125 (sra_walk_expr): Don't maintain or pass down use_all_p.
15126 (scan_use): Remove use_all parameter.
15127 (scalarize_use): Likewise. Re-expand assignment to
15128 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15129 output, and re-scalarize after output. Don't mark anything
15131 (scalarize_ldst): Adjust.
15132 (scalarize_walk_gimple_modify_statement): Likewise.
15133 (build_element_name_1): Handle BIT_FIELD_REFs.
15134 (instantiate_element): Don't warn for any element whose parent
15135 is used as a whole.
15136 (instantiate_missing_elements_1): Return the sra_elt.
15137 (canon_type_for_field): New.
15138 (try_instantiate_multiple_fields): New.
15139 (instantiate_missing_elemnts): Use them.
15140 (mark_no_warning): Removed.
15141 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15142 (REPLDUP, sra_build_elt_assignment): New.
15143 (generate_copy_inout): Use them.
15144 (generate_element_copy): Likewise. Handle bitfld differences.
15145 (generate_element_zero): Don't recurse for blocks. Use
15146 sra_build_elt_assignment.
15147 (generate_one_element_int): Take elt instead of var. Use
15148 sra_build_elt_assignment.
15149 (generate_element_init_1): Adjust.
15150 (scalarize_use, scalarize_copy): Use REPLDUP.
15151 (scalarize_ldst): Move assert before dereference.
15152 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15154 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
15157 * tree.c (reconstruct_complex_type): Reconstruct a reference
15159 Also use the same mode for the pointer as the old pointer type.
15161 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15163 * doc/trouble.texi (Interoperation): Remove note about Ultrix
15166 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
15168 PR rtl-optimization/31676
15169 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
15170 (df_refs_record): Call it.
15172 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15174 * rtl.def (SS_ABS): New code.
15175 * config/bfin/bfin.c (print_operand): New modifier 'v'.
15176 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
15177 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
15178 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
15179 (bfin_init_builtins): Define them.
15180 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
15181 (bfin_expand_builtin): ... and handle the others here.
15182 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
15183 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
15184 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
15185 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
15186 operand is only HImode.
15188 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
15190 * regclass.c (scan_one_insn): Remove splitting of
15193 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
15194 Nigel Stephens <nigel@mips.com>
15196 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
15198 2007-04-28 Jan Hubicka <jh@suse.cz>
15200 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
15201 insn_locators_alloc instead of insn_locators_initialize;
15202 call reset_block_changes.
15203 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15204 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
15205 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
15206 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15207 * config/score/score.c (th_output_mi_thunk): Likewise.
15208 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15209 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
15210 tolerate uninitialized locator info.
15213 * function.c (init_function_start): Don't init line number info.
15214 (expand_function_end): Update.
15215 (reset_block_changes, record_block_change, finalize_block_changes,
15216 check_block_change, free_block_changes): Kill.
15217 * function.h (reset_block_changes, record_block_change,
15218 finalize_block_changes, check_block_change, free_block_changes):
15220 (struct function): Remove ib_boundaries_block.
15221 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15222 Use curr_insn_locator to initialize locator.
15223 (emit_line_note): Remove.
15224 * cfgexpand.c (expand_gimple_cond_expr): Update.
15225 (construct_exit_block): Likewise.
15226 (tree_expand_cfg): Initialize/finalize locators.
15227 * expr.c (expand_expr_real): Update.
15228 * cfglayout.c (line_locators_locs, line_locators_lines,
15229 file_locators_locs, file_locators_files): Remove.
15230 (set_block_levels): Move to cfgexpand.c.
15231 (insn_locators_initialize): Remove.
15232 (pass_insn_locators_initialize): Remove.
15233 (locations_locators_locs, locations_locators_vals): New static vars.
15234 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15236 (insn_locators_alloc, insn_locators_finalize,
15237 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15239 (locator_location): New.
15240 (locator_line, locator_file): Rewrite.
15241 * rtl.h (emit_line_note): Kill.
15242 (insn_locators_alloc, insn_locators_finalize,
15243 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15245 * tree-inline.c (initialize_cfun): Do not initialize
15246 ib_boundaries_block.
15247 * passes.c (pass_insn_locators_initialize): Remove.
15249 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
15251 * tree-cfg.c (move_block_to_fn): Release bb from dominance
15252 info. Update last_basic_block correctly.
15254 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
15257 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
15258 register itself to hold the offset constant. Tell flow the use
15259 of r4 and r5 when they are used.
15261 2007-04-27 Richard Guenther <rguenther@suse.de>
15263 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
15264 if we simplified anything.
15265 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
15266 warnings until we did a simplification and the stmt was not
15267 marked as TREE_NO_WARNING.
15269 2007-04-27 Mike Stump <mrs@apple.com>
15271 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
15273 2007-04-27 Ian Lance Taylor <iant@google.com>
15275 PR middle-end/31710
15276 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
15277 TYPE_MAX_VALUE exist, convert them to the new type.
15279 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15281 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
15282 if it claims to be available.
15283 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
15284 edge is redirected.
15285 (perform_tree_ssa_dce): Always free postdominators.
15287 2007-04-27 Richard Henderson <rth@redhat.com>
15289 * config/alpha/predicates.md (aligned_memory_operand): Mark
15290 as define_special_predicate.
15291 (unaligned_memory_operand, normal_memory_operand): Likewise.
15292 (reg_or_unaligned_mem_operand): Remove.
15293 (any_memory_operand): Match the documentation and check for
15294 non-renumbered pseudos during reload.
15295 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
15296 alpha_secondary_reload_class, update to new interface, make static.
15297 Handle CQImode like HImode. Remove FP subreg check.
15298 (alpha_expand_mov): Use replace_equiv_address.
15299 (alpha_expand_mov_nobwx): Use any_memory_operand.
15300 (TARGET_SECONDARY_RELOAD): New.
15301 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
15302 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15303 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
15304 * config/alpha/alpha.md: ... here.
15305 (RELOAD12, reloadmode): New.
15307 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
15308 Don't handle the aligned case here.
15309 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
15310 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
15311 reload_inhi_help. Don't expect a scratch register.
15312 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
15314 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
15316 2007-04-27 Richard Guenther <rguenther@suse.de>
15318 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
15320 2007-04-27 Richard Guenther <rguenther@suse.de>
15322 PR tree-optimization/30965
15323 PR tree-optimization/30978
15324 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
15325 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
15326 (find_equivalent_equality_comparison): Likewise.
15327 (simplify_cond): Likewise.
15328 (get_prop_source_stmt): New helper.
15329 (get_prop_dest_stmt): Likewise.
15330 (can_propagate_from): Likewise.
15331 (remove_prop_source_from_use): Likewise.
15332 (combine_cond_expr_cond): Likewise.
15333 (forward_propagate_comparison): New function.
15334 (forward_propagate_into_cond): Rewrite to use fold for
15336 (tree_ssa_forward_propagate_single_use_vars): Call
15337 forward_propagate_comparison to propagate comparisons.
15339 2007-04-27 Richard Guenther <rguenther@suse.de>
15341 PR tree-optimization/31715
15342 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
15343 sure to do computation on the offset in an appropriate
15346 2007-04-27 Richard Sandiford <richard@codesourcery.com>
15348 * reload.h (elimination_target_reg_p): Declare.
15349 * reload.c (find_reloads): Don't apply the reg_rtx move
15350 optimization if the SET_DEST satisfies elimination_target_reg_p.
15351 * reload1.c (elimination_target_reg_p): New function.
15352 (gen_reload): In the move/add2 fallback, make sure that op0
15353 does not overlap the destination register.
15355 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15357 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
15358 transform only GIMPLE_MODIFY_STMTs.
15359 * tree-complex.c (expand_complex_operations_1): Ditto.
15360 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
15361 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
15362 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
15364 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15365 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
15366 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
15367 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
15368 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
15369 slpeel_add_loop_guard): Ditto.
15370 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15371 * lambda-code.c (perfect_nestify): Ditto.
15372 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
15373 before the first statement.
15374 * tree-optimize.c (execute_free_datastructures): Fix comments.
15375 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
15376 * tree-flow.h (disband_implicit_edges): Declaration removed.
15377 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
15379 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
15380 COND_EXPRs without gotos.
15381 (disband_implicit_edges, has_label_p): Removed.
15382 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
15383 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
15385 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
15387 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
15388 also for COND_EXPRs.
15389 * cfgexpand.c (label_rtx_for_bb): New function.
15390 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
15391 Use label_rtx_for_bb to find the labels.
15392 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
15393 last block. Detect fallthru edges.
15395 2007-04-26 Ian Lance Taylor <iant@google.com>
15398 * reload.c (find_reloads_subreg_address): If the address was valid
15399 in the original mode but not in the new mode, reload the whole
15402 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15404 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
15405 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
15406 (cleanup_control_expr_graph): Do not invalidate dominance info.
15407 Record altered blocks.
15408 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
15409 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
15410 cleanup_tree_cfg_bb): New functions.
15411 (remove_forwarder_block): Do not maintain the worklist of blocks.
15412 Record altered blocks.
15413 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
15414 not over whole cfg.
15415 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
15416 delete_unreachable_blocks if dominators are not available.
15417 * tree-inline.c (optimize_inline_calls): Free dominance information
15419 * tree-flow.h (remove_edge_and_dominated_blocks,
15420 cfgcleanup_altered_bbs): Altered.
15421 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
15423 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
15425 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
15426 do not invalidate dominators.
15428 2007-04-26 Anatoly Sokolov <aesok@post.ru>
15430 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
15431 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
15432 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15433 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15435 2007-04-26 Steve Ellcey <sje@cup.hp.com>
15437 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
15439 2007-04-26 Richard Guenther <rguenther@suse.de>
15441 PR tree-optimization/31703
15442 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
15443 the right type for the target of the bittest.
15445 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15447 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
15448 ix86_sol10_return_in_memory.
15450 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15452 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
15455 2007-04-26 Jakub Jelinek <jakub@redhat.com>
15458 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
15460 PR tree-optimization/30558
15461 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
15462 clear this_state.prev_try.
15464 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15465 Mark Mitchell <mark@codesourcery.com>
15467 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
15468 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
15469 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
15471 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15474 * doc/invoke.texi (%:print-asm-header): Document.
15475 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
15477 (static_spec_functions): Add print-asm-header.
15478 (main): Print a banner before the --target-help linker options.
15479 (print_asm_header_spec_function): New function.
15481 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
15484 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
15485 (movsf_ie): Likewise.
15487 2007-04-25 Paolo Carlini <pcarlini@suse.de>
15489 * doc/extend.texi ([Type Traits]): Adjust per N2255.
15491 2007-04-25 Bob Wilson <bob.wilson@acm.org>
15493 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
15494 exception for divide-by-zero.
15495 (__umodsi3, __modsi3): Likewise.
15497 2007-04-25 Dirk Mueller <dmueller@suse.de>
15499 * c-typeck.c (build_compound_expr): Annotate warning()
15500 call with OPT_Wunused_value.
15501 * tree-ssa.c (warn_uninit): Annotate warning with
15503 * c-common.c (handle_sentinel_attribute): Annotate warning
15504 call with OPT_Wattributes.
15506 2007-04-25 Thiemo Seufer <ths@mips.com>
15508 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
15509 (mips16): Fix typo.
15510 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
15511 on to the assembler. Improve handling of -mno-mips16. Add handling
15512 of -mno-mips3d, -mno-dsp, -mno-dspr2.
15513 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
15514 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
15515 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
15517 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
15520 * config/i386/winnt.c (i386_pe_file_end): Strip only
15521 USER_LABEL_PREFIX when writing export name.
15523 2007-04-25 Richard Sandiford <richard@codesourcery.com>
15525 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
15526 sh/elf.h, vx-common.h and vxworks.h.
15527 * config/sh/sh.h: Include config/vxworks-dummy.h.
15528 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15529 (OVERRIDE_OPTIONS): Use it.
15530 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
15531 (vxworks_picreg): New pattern.
15532 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
15533 VXWORKS_OS_CPP_BUILTINS.
15534 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
15535 to their VXWORKS_* equivalents.
15536 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15537 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
15538 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
15539 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
15540 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
15541 -mrtp/-fPIC multilibs.
15542 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
15543 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
15544 (MULTILIB_OSDIRNAMES): Delete.
15546 2007-04-25 Anatoly Sokolov <aesok@post.ru>
15549 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
15551 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
15553 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
15554 rounding mode to be specified by the caller.
15555 (real_to_mpfr) Likewise.
15556 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
15557 include new arguments.
15558 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
15560 2007-04-24 Ian Lance Taylor <iant@google.com>
15562 PR tree-optimization/31605
15563 * tree-vrp.c (set_value_range): Check that min and max are not
15564 both overflow infinities.
15565 (set_value_range_to_value): New static function.
15566 (extract_range_from_binary_expr): Call set_value_range_to_value.
15567 (extract_range_from_cond_expr): Likewise.
15568 (extract_range_from_expr): Likewise.
15569 (extract_range_from_unary_expr): Likewise. Don't create a range
15570 which overflows on both sides.
15571 (vrp_meet): Check for a useless range.
15572 (vrp_visit_phi_node): If we see a constant which looks like an
15573 overflow infinity, turn off the TREE_OVERFLOW flag.
15575 2007-04-24 Ian Lance Taylor <iant@google.com>
15577 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
15579 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
15581 PR diagnostic/25923
15582 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
15583 diagnostic message is being built.
15584 * tree-pretty-print.c (dump_generic_node): Only write the
15585 formatted text into BUFFER's stream if we are not building a
15586 diagnostic message.
15587 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
15589 * Makefile.in (toplev.o): Depend on tree-pass.h.
15591 2007-04-24 Ian Lance Taylor <iant@google.com>
15593 PR tree-optimization/31602
15594 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
15595 conditionals in the copied loop header.
15596 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
15597 warnings if TREE_NO_WARNING is set.
15598 * doc/invoke.texi (Warning Options): Clarify that
15599 -Wstrict-overflow does not warn about loops.
15601 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15603 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15604 expand on the comment about _Decimal128 arguments and check the
15605 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15606 that _Decimal128 argument uses even/odd register pair.
15607 (function_arg): Ditto.
15609 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15611 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15612 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15614 2007-04-24 Richard Guenther <rguenther@suse.de>
15615 Olga Golovanevsky <olga@il.ibm.com>
15617 * fold-const.c (multiple_of_p): Check for bottom
15620 2007-04-24 Richard Henderson <rth@redhat.com>
15622 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15623 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15624 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15625 looking for non-zero bits shifted out. Avoid a recursive call
15626 when constructing the scalar.
15627 (__floatundisf): Likewise.
15629 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15631 * dwarf2out.c (field_byte_offset): Move the existing logic
15632 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15633 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15635 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15638 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15639 length argument of 0 for memset.
15640 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15641 unsigned shift instead of the signed variant.
15643 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15645 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15646 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15647 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15648 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15649 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15650 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15651 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15652 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15653 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15654 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15655 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15656 "mul<mode>3", "div<mode>3"): Insn definitions added.
15657 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15658 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15659 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15660 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15661 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15662 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15663 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15664 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15665 TARGET_FLOAT_FORMAT): Macro definitions removed.
15666 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15667 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15668 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15669 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15670 (s390_gen_rtx_const_DI): Function removed.
15671 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15673 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15675 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15676 over an external ffs function.
15678 2007-04-24 Chao-ying Fu <fu@mips.com>
15679 Richard Sandiford <richard@nildram.co.uk>
15681 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15682 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15683 (smadd_widen_optab, umadd_widen_optab): Define.
15684 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15686 * genopinit.c (optabs): Fill in smadd_widen_optab and
15688 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15689 and umadd_widen_optab to implement multiply-add sequences.
15690 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15691 (<u>maddsidi4): ...this. Extend condition to include
15692 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15693 of operand 0 to "ka" and use the three-operand form of madd<u>
15695 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15697 * config/mips/constraints.md (ka): New register constraint.
15699 2007-04-24 Jan Hubicka <j@suse.cz>
15703 2007-04-23 Jan Hubicka <jh@suse.cz>
15704 * function.c (init_function_start): Don't init line number info.
15705 (expand_function_end): Update.
15706 (reset_block_changes, record_block_change, finalize_block_changes,
15707 check_block_change, free_block_changes): Kill.
15708 * function.h (reset_block_changes, record_block_change,
15709 finalize_block_changes, check_block_change, free_block_changes):
15711 (struct function): Remove ib_boundaries_block.
15712 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15713 Use curr_insn_locator to initialize locator.
15714 (emit_line_note): Remove.
15715 * cfgexpand.c (expand_gimple_cond_expr): Update.
15716 (construct_exit_block): Likewise.
15717 (tree_expand_cfg): Initialize/finalize locators.
15718 * expr.c (expand_expr_real): Update.
15719 * cfglayout.c (line_locators_locs, line_locators_lines,
15720 file_locators_locs, file_locators_files): Remove.
15721 (set_block_levels): Move to cfgexpand.c.
15722 (insn_locators_initialize): Remove.
15723 (pass_insn_locators_initialize): Remove.
15724 (locations_locators_locs, locations_locators_vals): New static vars.
15725 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15727 (insn_locators_alloc, insn_locators_finalize,
15728 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15730 (locator_location): New.
15731 (locator_line, locator_file): Rewrite.
15732 * rtl.h (emit_line_note): Kill.
15733 (insn_locators_alloc, insn_locators_finalize,
15734 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15736 * tree-inline.c (initialize_cfun): Do not initialize
15737 ib_boundaries_block.
15738 * passes.c (pass_insn_locators_initialize): Remove.
15740 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15742 * doc/invoke.texi: Removed leading '-' from option index entries.
15744 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15746 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15748 (create_phi_node): Use set_phi_nodes.
15749 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15750 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15751 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15752 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15753 (bsi_start, bsi_last): Use bb_stmt_list.
15754 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15755 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15756 Traverse the statements using tsi iterator.
15757 * basic-block.h (struct basic_block_def): Fields stmt_list
15758 and phi_nodes moved to ...
15759 (struct tree_bb_info): ... new structure.
15760 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15761 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15762 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15763 (tree_verify_flow_info): Verify that il.tree is not set for
15764 entry and exit block.
15765 (tree_split_block): Use set_bb_stmt_list.
15767 2007-04-23 Mike Stump <mrs@apple.com>
15769 * config/i386/i386.c (ix86_tune_features
15770 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15773 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15775 * config/i386/i386.md (prefix_extra): New attribute.
15776 (length): Add prefix_extra.
15778 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15779 (sse2_movntv2di): Likewise.
15780 (sse2_cvtps2dq): Likewise.
15781 (sse2_cvtpd2pi): Likewise.
15782 (sse2_cvttpd2pi): Likewise.
15783 (*sse2_cvtpd2ps): Likewise.
15784 (*add<mode>3): Likewise.
15785 (sse2_ssadd<mode>3): Likewise.
15786 (sse2_usadd<mode>3): Likewise.
15787 (*sub<mode>3): Likewise.
15788 (sse2_sssub<mode>3): Likewise.
15789 (sse2_ussub<mode>3): Likewise.
15790 (*mulv8hi3): Likewise.
15791 (*smulv8hi3_highpart): Likewise.
15792 (*umulv8hi3_highpart): Likewise.
15793 (sse2_umulv2siv2di3): Likewise.
15794 (sse2_pmaddwd): Likewise.
15795 (ashr<mode>3): Likewise.
15796 (lshr<mode>3): Likewise.
15797 (ashl<mode>3): Likewise.
15798 (sse2_ashlti3): Likewise.
15799 (sse2_lshrti3): Likewise.
15800 (*umaxv16qi3): Likewise.
15801 (*smaxv8hi3): Likewise.
15802 (*uminv16qi3): Likewise.
15803 (*sminv8hi3): Likewise.
15804 (sse2_eq<mode>3): Likewise.
15805 (sse2_gt<mode>3): Likewise.
15806 (*and<mode>3): Likewise.
15807 (sse2_nand<mode>3): Likewise.
15808 (*ior<mode>3): Likewise.
15809 (*xor<mode>3): Likewise.
15810 (sse2_packsswb): Likewise.
15811 (sse2_packssdw): Likewise.
15812 (sse2_packuswb): Likewise.
15813 (sse2_punpckhbw): Likewise.
15814 (sse2_punpcklbw): Likewise.
15815 (sse2_punpckhwd): Likewise.
15816 (sse2_punpcklwd): Likewise.
15817 (sse2_punpckhdq): Likewise.
15818 (sse2_punpckldq): Likewise.
15819 (sse2_punpckhqdq): Likewise.
15820 (sse2_punpcklqdq): Likewise.
15821 (*sse2_pinsrw): Likewise.
15822 (*sse2_pextrw): Likewise.
15823 (sse2_pshufd_1): Likewise.
15824 (sse2_uavgv16qi3): Likewise.
15825 (sse2_uavgv8hi3): Likewise.
15826 (sse2_psadbw): Likewise.
15827 (sse2_pmovmskb): Likewise.
15828 (*sse2_maskmovdqu): Likewise.
15829 (*sse2_maskmovdqu_rex64): Likewise.
15830 (sse4a_extrqi): Likewise.
15831 (sse4a_extrq): Likewise.
15832 (sse3_lddqu): Set prefix_rep.
15833 (sse3_addsubv4sf3): Likewise.
15834 (sse3_haddv4sf3): Likewise.
15835 (sse3_hsubv4sf3): Likewise.
15836 (sse_cvtss2si): Likewise.
15837 (sse_cvtss2si_2): Likewise.
15838 (sse_cvtss2siq): Likewise.
15839 (sse_cvtss2siq_2): Likewise.
15840 (sse_cvttss2si): Likewise.
15841 (sse_cvttss2siq): Likewise.
15842 (sse2_cvttps2dq): Likewise.
15843 (sse3_movshdup): Likewise.
15844 (sse3_movsldup): Likewise.
15845 (sse2_cvtsd2si): Likewise.
15846 (sse2_cvtsd2si_2): Likewise.
15847 (sse2_cvtsd2siq): Likewise.
15848 (sse2_cvtsd2siq_2): Likewise.
15849 (sse2_cvttsd2si): Likewise.
15850 (sse2_cvttsd2siq): Likewise.
15851 (*sse2_cvtpd2dq): Likewise.
15852 (*sse2_cvttpd2dq): Likewise.
15853 (sse2_pshuflw_1): Likewise.
15854 (sse2_pshufhw_1): Likewise.
15855 (sse4a_insertqi): Likewise.
15856 (sse4a_insertq): Likewise.
15857 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15858 (ssse3_phadddv4si3): Likewise.
15859 (ssse3_phaddswv8hi3): Likewise.
15860 (ssse3_phsubwv8hi3): Likewise.
15861 (ssse3_phsubdv4si3): Likewise.
15862 (ssse3_phsubswv8hi3): Likewise.
15863 (ssse3_pmaddubswv8hi3): Likewise.
15864 (ssse3_pmulhrswv8hi3): Likewise.
15865 (ssse3_pshufbv16qi3): Likewise.
15866 (ssse3_psign<mode>3): Likewise.
15867 (ssse3_palignrti): Likewise.
15868 (abs<mode>2): Likewise.
15869 (ssse3_phaddwv4hi3): Set prefix_extra.
15870 (ssse3_phadddv2si3): Likewise.
15871 (ssse3_phaddswv4hi3): Likewise.
15872 (ssse3_phsubwv4hi3): Likewise.
15873 (ssse3_phsubdv2si3): Likewise.
15874 (ssse3_phsubswv4hi3): Likewise.
15875 (ssse3_pmaddubswv4hi3): Likewise.
15876 (ssse3_pmulhrswv4hi3): Likewise.
15877 (ssse3_pshufbv8qi3): Likewise.
15878 (ssse3_psign<mode>3): Likewise.
15879 (ssse3_palignrdi): Likewise.
15880 (abs<mode>2): Likewise.
15881 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15882 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15883 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15885 2007-04-23 Nick Clifton <nickc@redhat.com>
15887 * params.def: Fix formatting of emacs local variables.
15889 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15891 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15892 move if inter-unit move isn't allowed.
15893 Don't split moving the first element of V2DI to DI to inter-unit
15894 move if inter-unit move isn't allowed.
15896 2007-04-23 Richard Guenther <rguenther@suse.de>
15898 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15899 and CDI_POST_DOMINATORS separately.
15901 2007-04-23 Nick Clifton <nickc@redhat.com>
15903 * c.opt (Wformat-contains-nul): Add warning attribute.
15905 2007-04-23 Jan Hubicka <jh@suse.cz>
15907 * function.c (init_function_start): Don't init line number info.
15908 (expand_function_end): Update.
15909 (reset_block_changes, record_block_change, finalize_block_changes,
15910 check_block_change, free_block_changes): Kill.
15911 * function.h (reset_block_changes, record_block_change,
15912 finalize_block_changes, check_block_change, free_block_changes):
15914 (struct function): Remove ib_boundaries_block.
15915 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15916 Use curr_insn_locator to initialize locator.
15917 (emit_line_note): Remove.
15918 * cfgexpand.c (expand_gimple_cond_expr): Update.
15919 (construct_exit_block): Likewise.
15920 (tree_expand_cfg): Initialize/finalize locators.
15921 * expr.c (expand_expr_real): Update.
15922 * cfglayout.c (line_locators_locs, line_locators_lines,
15923 file_locators_locs, file_locators_files): Remove.
15924 (set_block_levels): Move to cfgexpand.c.
15925 (insn_locators_initialize): Remove.
15926 (pass_insn_locators_initialize): Remove.
15927 (locations_locators_locs, locations_locators_vals): New static vars.
15928 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15930 (insn_locators_alloc, insn_locators_finalize,
15931 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15933 (locator_location): New.
15934 (locator_line, locator_file): Rewrite.
15935 * rtl.h (emit_line_note): Kill.
15936 (insn_locators_alloc, insn_locators_finalize,
15937 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15939 * tree-inline.c (initialize_cfun): Do not initialize
15940 ib_boundaries_block.
15941 * passes.c (pass_insn_locators_initialize): Remove.
15943 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15945 PR middle-end/31448
15946 * expr.c (reduce_to_bit_field_precision): Handle
15949 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15951 PR tree-optimization/24659
15952 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15953 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15954 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15955 * genopinit.c (optabs): Rename vec_pack_mod_optab
15956 to vec_pack_trunc_optab.
15957 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15958 early for scalar floating point operands for NOP_EXPR.
15959 (vectorizable_type_promotion): Ditto.
15960 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15961 vec_pack_trunc_optab.
15962 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15964 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15965 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15966 Rename from VEC_PACK_MOD_EXPR.
15967 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15968 * expr.c (expand_expr_real_1): Ditto.
15969 * tree-inline.c (estimate_num_insns_1): Ditto.
15970 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15972 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15973 (vec_unpacks_lo_v4sf): Ditto.
15974 (vec_pack_trunc_v2df): Ditto.
15975 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15976 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15977 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15979 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15981 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15983 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15984 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15985 packing of floating point operands.
15986 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15987 represent unpacking of floating point operands.
15988 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15989 [vec_unpacks_hi]: Ditto.
15990 [vec_unpacks_lo]: Ditto.
15992 2007-04-22 Jan Hubicka <jh@suse.cz>
15994 * final.c (rest_of_handle_final): Call
15995 targetm.asm_out.constructor/targetm.asm_out.destructor
15996 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15997 proper priority via decl_*_priority_insert.
15998 * c-common.c (c_expand_body): Likewise.
16000 2007-04-22 Richard Guenther <rguenther@suse.de>
16002 PR tree-optimization/29789
16003 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
16004 (rewrite_reciprocal): New helper split out from
16005 determine_invariantness_stmt.
16006 (rewrite_bittest): Likewise.
16007 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
16008 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
16011 2007-04-22 Revital Eres <eres@il.ibm.com>
16013 * loop-unroll.c (var_to_expand): New field to support also
16014 insns of the form x = something + x.
16015 (analyze_insn_to_expand_var): Use it.
16016 (expand_var_during_unrolling): Likewise.
16018 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16020 * predict.c: Include pointer-set.h.
16021 (bb_predictions): New variable.
16022 (tree_predicted_by_p, tree_predict_edge,
16023 remove_predictions_associated_with_edge): Use bb_predictions map
16024 instead of bb->predictions.
16025 (clear_bb_predictions, assert_is_empty): New functions.
16026 (combine_predictions_for_bb): Use bb_predictions map. Call
16027 clear_bb_predictions.
16028 (tree_estimate_probability): Create and free bb_predictions map.
16029 * Makefile.in (predict.o): Add pointer-set.h dependency.
16030 * basic-block.h (struct basic_block_def): Remove predictions
16032 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
16034 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
16037 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
16040 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16042 * timevar.c (timevar_print): Change reference of --disable-checking to
16043 --enable-checking=release. Also warn if assert checking is disabled.
16045 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16048 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
16049 decl as addressable if the compound literal was marked as
16051 Mark the decl as a gimple register if it is a complex or
16052 vector decl and does not live in memory.
16054 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
16056 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
16057 (GENERIC_NEXT): New function macro.
16058 (PHI_CHAIN): Use phi_node's new chain variable.
16059 (tree_phi_node): Change tree_common to tree_base
16060 and add the chain field.
16061 * tree-phinodes.c (make_phi_node): Don't set
16062 TREE_TYPE on the new node.
16063 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
16064 instead of checking GIMPLE_TUPLE_P in chain_next.
16065 * tree-vect-transform.c
16066 (get_initial_def_for_induction): Look at
16067 PHI_RESULT_TREE for the type of the phi node.
16068 (update_vuses_to_preheader): Use PHI_CHAIN
16069 instead of TREE_CHAIN on the phi node.
16070 * tree-ssa-structalias.c (compute_points_to_sets):
16072 (ipa_pta_execute): Likewise.
16074 2007-04-21 Richard Guenther <rguenther@suse.de>
16076 PR middle-end/31136
16077 * fold-const.c (fold_unary): Call fold_convert_const on the
16080 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
16082 * gcse.c (store_killed_in_insn): Handle PARALLELs.
16083 (store_killed_in_pat): New.
16085 2007-04-20 Richard Henderson <rth@redhat.com>
16088 * config/i386/i386.c (type_has_variadic_args_p): Look for any
16089 TREE_LIST with a void_type_node value, not void_list_node exactly.
16091 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
16093 * doc/standards.texi: Re-arrange into language-specific
16094 subsections. Add a C++ section, documenting which standards we
16097 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16099 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
16100 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
16102 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
16104 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
16105 ecrti.o and crtbegin.o.
16106 (LIB_DEFAULT_SPEC): Include -lc.
16107 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
16109 2007-04-20 Richard Henderson <rth@redhat.com>
16112 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
16113 argument; update all callers.
16114 (get_unaligned_offset): New.
16115 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
16116 get_unaligned_address, just pass on the address directly.
16117 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
16118 the subreg in the helper patterns.
16119 (unaligned_extendqidi_le): Use get_unaligned_offset.
16120 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
16121 (unaligned_extendhidi_be): Likewise.
16122 (unaligned_extendhidi): Tidy.
16123 * config/alpha/alpha-protos.h: Update.
16125 2007-04-20 Richard Henderson <rth@redhat.com>
16127 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
16128 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
16129 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
16130 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16131 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16132 (CPP_SPEC): Don't include %(cpp_subtarget).
16133 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
16134 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16135 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
16137 2007-04-20 Jakub Jelinek <jakub@redhat.com>
16139 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
16140 for __builtin_ia32_cmpordss.
16142 PR tree-optimization/31632
16143 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
16144 and arg1 for optimizations of comparison against min/max values.
16145 Fold arg0 to arg1's type for optimizations of comparison against
16146 min+1 and max-1 values.
16148 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
16150 * reload.c (combine_reloads): When trying to use a dying register,
16151 check whether it's uninitialized and don't use if so.
16153 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
16155 * fold-const.c: Remove prototypes for native_encode_expr and
16156 native_interpret_expr.
16157 (native_encode_expr): Make non-static.
16158 (native_interpret_expr): Likewise.
16159 * tree.h: Add prototypes for the above.
16161 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16163 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
16164 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
16165 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
16166 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
16167 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
16168 Add length attributes.
16170 2007-04-19 Janis Johnson <janis187@us.ibm.com>
16172 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
16175 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
16176 __STDC_WANT_DEC_FP__.
16178 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16180 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
16181 for long double compatibility.
16182 * configure: Regenerate.
16184 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
16186 PR rtl-optimization/29841
16187 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
16189 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
16190 that may cause control flow transfer from being moved.
16192 2007-04-18 Jan Hubicka <jh@suse.cz>
16194 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
16197 2007-04-18 Eric Christopher <echristo@apple.com>
16199 * config/rs6000/darwin.md (load_macho_picbase): Use link register
16200 only. Update operands.
16201 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
16202 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
16203 link register to pic register.
16205 2007-04-18 Dirk Mueller <dmueller@suse.de>
16207 PR diagnostic/31227
16208 * tree-vrp.c (search_for_addr_array): New.
16209 (check_array_bounds): Suppress warning about
16210 address taken of array refs if its not de-referenced.
16212 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16214 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
16215 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
16217 * tree-vectorizer.h (NITERS_KNOWN_P): New.
16218 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
16219 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
16221 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
16223 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
16225 (vect_analyze_scalar_cycles): Fix indentation.
16226 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
16227 (vect_mark_relevant): Include phis in relevance analysis.
16229 * tree-vect-transform.c (vect_transform_loop): Add an assert.
16231 2007-04-18 Anatoly Sokolov <aesok@post.ru>
16233 * config/avr/avr.c (ptrreg_to_str): Replace error() with
16234 output_operand_lossage().
16236 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16238 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
16239 the unused code for reduction without adjust-in-epilog to simplify the
16242 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
16244 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
16245 (S390_TDC_NEGATIVE_ZERO): New constant.
16246 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
16247 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
16248 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
16249 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
16250 (S390_TDC_POSITIVE_INFINITY): New constant.
16251 (S390_TDC_NEGATIVE_INFINITY): New constant.
16252 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
16253 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
16254 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
16255 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
16256 (S390_TDC_INFINITY): New constant.
16257 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
16258 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
16259 optimization for UNSPEC_CCZ_TO_INT.
16260 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
16261 ("*ccz_to_int"): New insn.
16262 ("isinf<mode>2"): New insn.
16263 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
16264 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
16265 (UNSPEC_CCZ_TO_INT): New constant.
16267 2007-04-18 Richard Guenther <rguenther@suse.de>
16269 PR tree-optimization/19431
16270 PR tree-optimization/21463
16271 * tree-pass.h (pass_phiprop): Declare.
16272 * passes.c (init_optimization_passes): New phiprop pass.
16273 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
16274 (phivn_valid_p): New helper function.
16275 (phiprop_insert_phi): Likewise.
16276 (propagate_with_phi): Likewise.
16277 (tree_ssa_phiprop): New propagator propagating loads
16278 through phi nodes if profitable.
16280 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16282 * tree-vect-analyze.c (process_use): New function.
16283 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
16284 Check phis in all bbs.
16285 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
16288 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
16290 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
16293 2007-04-17 Anatoly Sokolov <aesok@post.ru>
16296 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
16299 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
16301 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
16303 (sse_vmmulv4sf3): Likewise.
16304 (sse2_vmaddv2df3): Likewise.
16305 (sse2_vmmulv2df3): Likewise.
16307 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
16309 PR rtl-optimization/31360
16310 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
16311 (target_reg_cost): New.
16312 (init_set_costs): Initialize target_reg_cost. Add comments
16313 regarding the rationale of the costs.
16314 (global_cost_for_size): Renamed to...
16315 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
16316 of register pressure.
16317 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
16318 estimate_reg_pressure_cost. Add number of ivs.
16319 (determine_set_costs): Dump target_reg_cost.
16320 * loop-invariant.c (gain_for_invariant): Use
16321 estimate_reg_pressure_cost. Removed n_inv_uses argument.
16322 (best_gain_for_invariant, find_invariants_to_move): Remove
16324 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
16325 (target_reg_cost): Declare.
16326 (global_cost_for_size): Declaration removed.
16327 (estimate_reg_pressure_cost): Declare.
16329 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
16331 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
16332 regnos into even/odd register pairs.
16333 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
16334 TDmode similar to the other floating point modes.
16335 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
16336 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
16338 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
16339 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
16340 (movdd_hardfloat64): Use TARGET_MFPGPR.
16342 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
16344 * reload1.c (delete_output_reload): Don't count output in n_inherited.
16347 2005-01-05 Richard Henderson <rth@redhat.com>
16349 * reload1.c (do_input_reload): Restrict the optimization deleteing
16350 a previous output reload to RELOAD_FOR_INPUT.
16352 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
16354 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
16355 induc_vec_info_type.
16356 (vectorizable_induction): New function declaration.
16357 * tree-vect-transform.c (get_initial_def_for_induction): No need to
16358 check if already vectorized. Find first place in BB where new stmts
16359 can be inserted. Takes only one argument.
16360 (vectorizable_induction): New function.
16361 (vect_transform_stmt): Add case for induc_vec_info_type to call
16362 vectorizable_induction.
16363 (vect_transform_loop): Consider phis for vectorization.
16364 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
16366 (analyze_operations): Call vectorizable_induction when analyzing phis.
16368 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
16369 (vect_mark_relevant): Include phis in relevance analysis.
16370 (vect_mark_stmts_to_be_vectorize): Likewise.
16371 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
16373 2007-04-16 Lawrence Crowl <crowl@google.com>
16375 * doc/invoke.texi (Debugging Options): Add documentation for the
16376 -femit-struct-debug options -femit-struct-debug-baseonly,
16377 -femit-struct-debug-reduced, and
16378 -femit-struct-debug-detailed[=...].
16380 * c-opts.c (c_common_handle_option): Add
16381 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
16382 and OPT_femit_struct_debug_detailed_.
16383 * c.opt: Add specifications for
16384 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
16385 and -femit-struct-debug-detailed[=...].
16386 * opts.c (set_struct_debug_option): Parse the
16387 -femit-struct-debug-... options.
16388 * opts.c (matches_main_base, main_input_basename,
16389 main_input_baselength, base_of_path, matches_main_base): Add
16390 variables and functions to compare header base name to compilation
16392 * opts.c (should_emit_struct_debug): Add to determine to emit a
16393 structure based on the option.
16394 (dump_struct_debug) Also disabled function to debug this
16396 * opts.c (handle_options): Save the base name of the
16399 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
16400 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
16401 This hook indicates if a type is generic. Set it by default
16402 to "never generic".
16403 * langhooks.h (struct lang_hooks_for_types): Add a new hook
16404 to determine if a struct type is generic or not.
16405 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
16406 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
16407 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
16408 with live C++ hook.
16410 * flags.h (enum debug_info_usage): Add an enumeration to describe
16411 a program's use of a structure type.
16412 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
16413 to indicate the program's usage of the type. Filter structs based
16414 on the -femit-struct-debug-... specification.
16415 (gen_type_die): Split into two routines, gen_type_die and
16416 gen_type_die_with_usage. gen_type_die is now a wrapper
16417 that assumes direct usage.
16418 (gen_type_die_with_usage): Replace calls to gen_type_die
16419 with gen_type_die_with_usage adding the program usage of
16420 the referenced type.
16421 (dwarf2out_imported_module_or_decl): Suppress struct debug
16422 information using should_emit_struct_debug when appropriate.
16424 2007-04-16 Ian Lance Taylor <iant@google.com>
16426 PR tree-optimization/31522
16427 * tree-vrp.c (vr_phi_edge_counts): New static variable.
16428 (vrp_initialize): Allocate vr_phi_edge_counts.
16429 (vrp_visit_phi_node): Don't push to infinity if we saw a new
16430 executable edge. Drop test for all constants.
16431 (vrp_finalize): Free vrp_phi_edge_counts.
16433 * doc/cpp.texi (Common Predefined Macros): Clarify description of
16434 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16436 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
16437 predecessors at head rather than tail.
16439 2007-04-16 Matthias Klose <doko@debian.org>
16441 * config/alpha/linux.h (CPP_SPEC): Define.
16442 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
16444 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
16446 * function.h: Remove sequence_stack extern declaration.
16448 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16450 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
16452 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
16455 2007-04-16 Anatoly Sokolov <aesok@post.ru>
16457 * config/avr/avr.c (avr_arch_types): Rearranging array.
16458 (enum avr_arch): Add.
16459 (avr_mcu_types): Use avr_arch enumeration constants instead of
16461 * config/avr/avr.h (LINK_SPEC): Simplify.
16463 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16465 * config/m68k/m68k.c (m68k_libcall_value,
16466 m68k_function_value): Use macros for register names more.
16468 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
16470 (M68K_REGNAME): Use A6_REG.
16471 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
16473 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16475 PR middle-end/28071
16476 * sched-int.h (struct deps): Split field 'pending_lists_length' into
16477 'pending_read_list_length' and 'pending_write_list_length'. Update
16479 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
16480 to handle two length counters instead of one. Update all uses.
16481 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
16482 two length counters instead of one.
16483 * sched-rgn.c (propagate_deps): Update to handle two length counters
16486 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
16489 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
16490 copy of source, pass it to ix86_expand_vector_set and return
16493 2007-04-16 David Ung <davidu@mips.com>
16494 Joseph Myers <joseph@codesourcery.com>
16496 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
16497 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
16498 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
16499 Add 74K processor information.
16500 * config/mips/mips.md: Include 74k.md.
16501 (cpu): Add 74kc,74kf,74kx.
16502 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
16503 * config/mips/74k.md: New.
16504 * doc/invoke.texi (MIPS Options): Document 74K support.
16506 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
16508 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
16509 vectorizable_* functions.
16510 * tree-vect-transform.c (vectorizable_call): Add check for
16511 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
16512 (vectorizable_store): likewise.
16513 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
16515 (vectorizable_operation, vectorizable_type_demotion): Likewise.
16516 (vectorizable_type_promotion, vectorizable_load): Likewise.
16517 (vectorizable_live_operation, vectorizable_condition): Likewise.
16518 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
16520 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
16522 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16524 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
16525 register numbers more.
16526 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
16527 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
16528 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
16529 FUNCTION_VALUE_REGNO_P): Likewise.
16530 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
16531 STATIC_CHAIN_REGNUM): Likewise.
16532 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
16533 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
16534 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
16535 * config/m68k/m68k.md (FP_REG): New.
16537 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16539 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
16542 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16544 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
16545 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
16548 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16550 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
16553 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16556 * c-decl.c (finish_decl): Grab the type of the decl after the call
16557 to store_init_value.
16559 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
16561 * common.opt (fforward-propagate): Fix "Optimization" annotation.
16563 2007-04-14 Jakub Jelinek <jakub@redhat.com>
16566 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
16567 dominators, post dominators and cleanup cfg before returning.
16569 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
16571 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
16572 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
16574 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
16576 * config.gcc: Recognize fido.
16577 * config/m68k/m68k-devices.def (fidoa): New.
16578 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
16580 (FL_FIDOA, TARGET_FIDOA): New.
16581 * config/m68k/m68k.opt (mfidoa): New.
16583 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16585 PR middle-end/31322
16586 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
16587 when a personality function is used.
16589 2007-04-13 Bob Wilson <bob.wilson@acm.org>
16591 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
16593 2007-04-13 Mike Stump <mrs@apple.com>
16595 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
16597 * config/darwin.opt (fapple-kext): Make C++ only.
16598 * config/darwin.c (darwin_override_options): Remove code to ensure
16599 -fapple-kext is given for C++ only.
16601 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16603 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16604 * config/mips/mips.c (override_options): Call
16605 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16607 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16609 * config/i386/i386.opt (msvr3-shlib): Removed.
16611 * doc/invoke.texi: Remove -msvr3-shlib.
16613 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16615 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16616 with "popcnt" instruction.
16618 2007-04-13 Richard Guenther <rguenther@suse.de>
16620 PR tree-optimization/21258
16621 * tree-vrp.c (compare_case_labels): New helper.
16622 (find_switch_asserts): New function.
16623 (find_assert_locations): Call it for SWITCH_EXPRs.
16625 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16627 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16628 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16629 check is now implied in X87_FLOAT_MODE_P.
16630 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16631 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16632 (fix_trunc<mode>_i386_fisttp): Ditto.
16633 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16634 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16635 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16636 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16637 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16638 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16639 (unnamed_splitters): Ditto.
16640 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16641 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16642 FIRST_SSE_REG for local functions when SSE math is enabled or
16643 for functions with sseregparm attribute.
16644 (standard_80387_constant_p): Return -1 if mode is not
16646 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16647 (ix86_expand_compare): Ditto.
16648 (ix86_expand_carry_flag_compare): Ditto.
16649 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16650 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16651 DECIMAL_FLOAT_MODE_P.
16652 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16653 of SCALAR_FLOAT_MODE_P.
16654 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16655 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16656 checks before FLOAT_MODE_P.
16657 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16658 before FLOAT_MODE_P.
16663 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16665 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16666 Charles Wilson <libtool@cwilson.fastmail.fm>
16668 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16669 (libgcc.mvars): Don't depend on them.
16670 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16671 * exec-tool.in: New.
16673 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16675 * doc/invoke.text (--help): Document --help=common.
16677 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16679 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16681 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16683 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16684 * genemit.c (main): Emit #include "integrate.h".
16685 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16686 (LOADGP_RTP): New mips_loadgp_style.
16687 * config/mips/mips.h: Include config/vxworks-dummy.h.
16688 (TARGET_RTP_PIC): New macro.
16689 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16690 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16691 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16692 for TARGET_RTP_PIC.
16693 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16694 -mvxworks-pic when using -mrtp and a PIC option.
16695 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16697 (mips_symbolic_constant_p, mips_symbolic_address_p)
16698 (mips_symbol_insns): Handle SYMBOL_HALF.
16699 (override_options): Warn about -G and -mrtp being used together.
16700 Initialize mips_lo_relocs[SYMBOL_HALF].
16701 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16702 (mips_emit_loadgp): Handle LOADGP_RTP.
16703 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16704 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16705 (tablejump): Handle function-relative case table entries if
16707 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16709 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16711 * config/mips/mips.md (load_call<mode>): Allow any general register.
16713 (sibcall_value_internal, sibcall_value_multiple_internal)
16714 (call_value_internal, call_value_split, call_value_multiple_internal)
16715 (call_value_multiple_split): Remove constraints from operand 0.
16717 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16719 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16720 rather than loadgp_noshared.
16721 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16722 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16724 * config/mips/mips.md (loadgp): Rename to...
16725 (loadgp_newabi): ...this.
16726 (loadgp_noshared): Rename to...
16727 (loadgp_absolute): ...this.
16729 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16731 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16732 false for locally-binding symbols.
16733 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16735 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16737 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16738 (SYMBOL_GOT_PAGE_OFST): ...this.
16739 (SYMBOL_GOT_GLOBAL): Rename to...
16740 (SYMBOL_GOT_DISP): ...this.
16741 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16742 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16743 * config/mips/mips.c (mips_global_symbol_p): New function.
16744 (mips_symbol_binds_local_p): Likewise.
16745 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16746 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16747 mips_global_symbol_p and mips_symbol_binds_local_p.
16748 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16749 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16750 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16751 SYMBOL_GOTOFF_DISP.
16752 (mips_ok_for_lazy_binding_p): New function.
16753 (mips_load_call_address, mips_expand_call): Use it.
16754 (mips_dangerous_for_la25_p): Likewise.
16755 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16756 (*got_disp<mode>): Use got_disp_operand instead of
16757 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16758 SYMBOL_GOTOFF_GLOBAL.
16759 (*got_page<mode>): Use got_page_ofst_operand instead of
16761 * config/mips/predicates.md (const_call_insn_operand): Use
16762 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16763 (global_got_operand): Rename to...
16764 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16766 (local_got_operand): Rename to...
16767 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16768 of SYMBOL_GOT_LOCAL.
16770 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16772 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16773 TARGET_CALL_CLOBBERED_GP.
16774 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16775 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16776 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16777 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16778 of TARGET_ABICALLS && !TARGET_NEWABI.
16779 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16780 * config/mips/mips.c (mips_load_call_address): Check
16781 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16782 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16783 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16784 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16785 TARGET_ABICALLS && TARGET_NEWABI.
16786 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16788 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16789 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16790 TARGET_ABICALLS && TARGET_NEWABI.
16791 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16792 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16793 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16794 whether indirect calls must use $25.
16795 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16797 * config/mips/mips.md (jal_macro): Check flag_pic and
16798 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16799 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16800 instead of TARGET_ABICALLS.
16801 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16802 TARGET_ABICALLS && TARGET_OLDABI.
16803 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16804 (sibcall): In the comment above the define_insn, mention
16805 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16806 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16807 instead of TARGET_ABICALLS.
16809 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16811 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16812 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16813 (MACFLAGS_MATCH_P): New macro.
16814 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16815 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16816 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16817 the other MACFLAG constants.
16818 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16819 (flag_machi): Tighten constraints. Renumber some of the operands.
16820 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16822 (flag_machi_parts_acconly): New pattern.
16823 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16825 (flag_macinit1hi): Tighten constraints.
16826 (flag_mul_macv2hi_parts_acconly): New pattern.
16828 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16829 Use a more efficient implementation.
16830 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16831 inline sequences when not optimizing for size.
16833 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16834 movhi_high2low): Delete, merge functionality into...
16835 (packv2hi): ... this pattern.
16837 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16838 * config/bfin/bfin.opt (msim): New option.
16839 (mcpu=): New option.
16840 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16841 (bfin_cpu_t): Typedef of enum bfin_cpu.
16842 (bfin_cpu_type): New declaration.
16843 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16844 -msim and -mcpu= options.
16845 (LIB_SPEC): Likewise.
16846 * config/bfin/bfin.c (bfin_cpu_type): Define.
16847 (bfin_handle_option): Handle -mcpu= option.
16848 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16849 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16850 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16852 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16854 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16855 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16856 (powerpc-wrs-vxworksae): Use ${tm_file}.
16857 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16858 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16859 * config/i386/vx-common.h: New file.
16861 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16863 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16866 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16868 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16871 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16875 * c-common.c (c_build_qualified_type): Set canonical type
16878 2007-04-12 Richard Guenther <rguenther@suse.de>
16880 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16881 lower bound and element size if lower bound is not zero
16882 or either of the ARRAY_REF operands is set.
16884 2007-04-12 Richard Guenther <rguenther@suse.de>
16886 PR tree-optimization/24689
16887 PR tree-optimization/31307
16888 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16890 * gimplify.c (canonicalize_addr_expr): To be consistent with
16891 gimplify_compound_lval only set operands two and three of
16892 ARRAY_REFs if they are not gimple_min_invariant. This makes
16893 it never at this place.
16894 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16896 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16898 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16899 null before emitting a .nsubspa directive.
16901 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16903 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16904 need_to_partition_p if there are no memory statements in the
16907 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16909 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16910 (gcd_of_steps_may_divide_p): New function.
16911 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16913 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16915 * reload.c (find_reloads_toplev, find_reloads_address,
16916 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16917 not a pointer equality test, to decide if we need to call
16918 push_reg_equiv_alt_mem.
16920 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16922 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16923 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16925 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16927 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16929 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16930 vector to be positive.
16932 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16936 * doc/invoke.texi: Document --params max-aliased-vops and
16938 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16939 debug_memory_partitions): Move to tree-flow.h
16940 * params.h (AVG_ALIASED_VOPS): Define.
16941 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16943 (mp_info_t): Likewise.
16944 (get_mem_sym_stats_for): New.
16945 (set_memory_partition): Move from tree-flow-inline.h.
16946 (mark_non_addressable): Only clear the set of symbols for the
16947 partition if it exists.
16948 (dump_memory_partitions): Move from tree-ssa-operands.c
16949 (debug_memory_partitions): Likewise.
16950 (need_to_partition_p): New.
16951 (dump_mem_ref_stats): New.
16952 (debug_mem_ref_stats): New.
16953 (dump_mem_sym_stats): New.
16954 (debug_mem_sym_stats): New.
16955 (update_mem_sym_stats_from_stmt): New.
16956 (compare_mp_info_entries): New.
16957 (mp_info_cmp): Call it.
16958 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16960 (get_mpt_for): Move from tree-ssa-operands.c.
16961 (find_partition_for): New.
16962 (create_partition_for): Remove.
16963 (estimate_vop_reduction): New.
16964 (update_reference_counts): New.
16965 (build_mp_info): New.
16966 (compute_memory_partitions): Refactor.
16967 Document new heuristic.
16968 Call build_mp_info, update_reference_counts,
16969 find_partition_for and estimate_vop_reduction.
16970 (compute_may_aliases): Populate virtual operands before
16971 calling debugging dumps.
16972 (delete_mem_sym_stats): New.
16973 (delete_mem_ref_stats): New.
16974 (init_mem_ref_stats): New.
16975 (init_alias_info): Call it.
16976 (maybe_create_global_var): Remove alias_info argument.
16977 Get number of call sites and number of pure/const call sites
16978 from gimple_mem_ref_stats().
16979 (dump_alias_info): Call dump_memory_partitions first.
16980 (dump_points_to_info_for): Show how many times a pointer has
16982 * opts.c (decode_options): For -O2 set --param
16983 max-aliased-vops to 500.
16984 For -O3 set --param max-aliased-vops to 1000 and --param
16985 avg-aliased-vops to 3.
16986 * fortran/options.c (gfc_init_options): Remove assignment to
16988 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16989 * tree-dfa.c (dump_variable): Dump memory reference
16991 Dump NO_ALIAS* settings.
16992 (referenced_var_lookup): Tidy.
16993 (mem_sym_stats): New.
16994 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16995 and ORIG are different SSA names for a memory partition.
16996 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16997 * tree-flow.h (struct mem_sym_stats_d): Define.
16998 (mem_sym_stats_t): Define.
16999 (struct mem_ref_stats_d): Define.
17000 (struct gimple_df): Add field mem_ref_stats.
17001 (enum noalias_state): Define.
17002 (struct var_ann_d): Add bitfield noalias_state.
17003 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
17004 debug_mem_ref_stats, debug_memory_partitions,
17005 debug_mem_sym_stats): Declare.
17006 * tree-ssa-structalias.c (update_alias_info): Update call
17007 sites, pure/const call sites and asm sites in structure
17008 returned by gimple_mem_ref_stats.
17009 Remove local variable IS_POTENTIAL_DEREF.
17010 Increase NUM_DEREFS if the memory expression is a potential
17012 Call update_mem_sym_stats_from_stmt.
17013 If the memory references memory, call
17014 update_mem_sym_stats_from_stmt for all the direct memory
17015 symbol references found.
17016 (intra_create_variable_infos): Set noalias_state field for
17017 pointer arguments according to the value of
17018 flag_argument_noalias.
17019 * tree-ssa-structalias.h (struct alias_info): Remove fields
17020 num_calls_found and num_pure_const_calls_found.
17021 (update_mem_sym_stats_from_stmt): Declare.
17022 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
17023 Set default value to 100.
17024 (PARAM_AVG_ALIASED_VOPS): Define.
17026 2007-04-11 Richard Guenther <rguenther@suse.de>
17028 PR middle-end/31530
17029 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
17030 a * -b + c as c - a * b if we honor sign dependent rounding.
17032 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
17034 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
17035 bfin_expand_strmov.
17036 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
17037 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
17039 (initialize_trampoline): Don't use old-style function definition.
17040 (bfin_secondary_reload): Mark IN_P argument as unused.
17042 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
17044 PR tree-optimization/31343
17045 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
17046 (build_polynomial_chrec): Return a scalar when the evolution is zero.
17047 * testsuite/gcc.dg/vect/pr31343.c: New.
17049 2007-04-10 Eric Christopher <echristo@apple.com>
17051 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
17052 * config/i386/i386.md (*cmpfp0): Use.
17053 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
17054 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
17055 (fix_trunc<mode>_i386_fisttp): Ditto.
17056 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
17057 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
17058 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
17059 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
17060 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
17061 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
17062 (unnamed_splitters): Ditto.
17063 * config/i386/i386.c (output_fix_trunc): Assert that
17064 we're not being passed a TFmode operand.
17066 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
17068 PR tree-optimization/31526
17069 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
17070 n_basic_blocks to find newly added blocks.
17072 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
17074 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
17076 (fix_trunc<mode>si_sse): Ditto.
17077 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
17078 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
17079 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
17080 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
17081 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
17082 expander using SSEMODEF mode macro.
17083 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
17084 expander using SSEMODEF mode macro.
17085 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
17086 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
17087 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
17088 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
17089 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
17090 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
17091 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
17092 Macroize insn using X87MODEF mode macro.
17094 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
17096 * config/i386/sse.md (sse2_pinsrw): Removed.
17097 (sse2_pextrw): Renamed to ...
17098 (*sse2_pextrw): This.
17100 2007-04-09 Jan Hubicka <jh@suse.cz>
17103 * config/i386/sse.md
17104 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
17105 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
17106 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
17107 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
17109 2007-04-09 Jan Hubicka <jh@suse.cz>
17111 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
17112 multiple fields of union.
17114 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
17116 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
17117 (create_preheaders): Check that loops are available.
17118 (fix_loop_structure): Clean up, improve comments.
17119 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
17120 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
17122 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
17123 * predict.c (tree_estimate_probability): Do not call
17124 calculate_dominance_info. Call create_preheaders.
17125 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
17126 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
17128 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
17129 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
17130 * tree-cfg.c (tree_split_edge): Make an assert more precise.
17131 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
17134 2007-04-08 Jan Hubicka <jh@suse.cz>
17136 * tree.h (maybe_fold_offset_to_component_ref): Declare.
17137 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
17138 * fold-const.c (fold_unary): Use it.
17140 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17142 * varasm.c (assemble_variable): Remove call to
17143 lang_hooks.decls.prepare_assemble_variable.
17144 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
17145 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
17146 * langhooks.h (lang_hooks_for_decls): Remove
17147 prepare_assemble_variable.
17149 2007-04-08 Mike Stump <mrs@apple.com>
17151 * config/i386/i386.c: Use inc/dec on Core2.
17153 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
17155 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
17156 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17157 lhd_tree_inlining_end_inlining): Remove.
17158 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
17159 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
17160 end_inlining hooks.
17161 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
17162 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17163 lhd_tree_inlining_end_inlining): Remove prototypes.
17164 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
17165 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17166 LANG_HOOKS_TREE_INLINING_START_INLINING,
17167 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
17169 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
17172 2007-04-08 Anatoly Sokolov <aesok@post.ru>
17175 * config/avr/predicates.md (io_address_operand): Delete predicate.
17176 (low_io_address_operand): Don't use 'mode' argument.
17177 (higth_io_address_operand): Rename ...
17178 (high_io_address_operand): ... to this. Don't use 'mode' argument.
17179 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
17182 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
17184 Revert change removing staticp.
17186 2007-04-07 Anatoly Sokolov <aesok@post.ru>
17189 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
17192 2007-04-07 Bruce Korb <bkorb@gnu.org>
17194 * c.opt: Add -Wformat-contains-nul.
17195 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
17197 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
17198 the NUL byte warning.
17200 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
17202 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
17204 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17206 * tree.c (staticp): No longer use staticp langhook.
17207 * langhooks.c (lhd_staticp): Removed.
17208 * langhooks.h (struct lang_hooks): Remove staticp.
17209 * c-common.c (c_staticp): Remove.
17210 * c-common.h (c_staticp): Ditto.
17211 * langhooks-defs.h (lhd_staticp): Ditto.
17212 (LHD_HOOKS_STATICP): Ditto
17213 * tree.h (gcc_assert_lowered): New macro.
17215 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
17217 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
17218 argument "reliable".
17219 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
17220 Add argument "reliable". Propagate it through calls.
17221 (infer_loop_bounds_from_undefined): Derive number of iterations
17222 estimates from references in blocks that do not dominate loop latch.
17223 (gcov_type_to_double_int): New function.
17224 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
17225 and expected_loop_iterations_unbounded.
17226 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
17227 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
17228 * tree-data-ref.c (estimated_loop_iterations): Export.
17229 (get_references_in_stmt): Fix -- do not return addresses of local
17231 * cfgloop.h (expected_loop_iterations_unbounded,
17232 estimated_loop_iterations): Declare.
17234 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17236 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17238 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17240 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
17241 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
17242 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
17243 Use output_387_reg_move().
17244 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
17245 expander using X87MODEF12 mode macro.
17246 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
17247 choosing register preferences. Use output_387_reg_move().
17248 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
17249 instead of "x". Use output_387_reg_move().
17250 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
17251 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
17252 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
17253 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
17254 Use output_387_reg_move().
17255 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
17257 (*truncxf?f_i387 splitter): Ditto.
17259 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17261 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
17262 LANG_HOOKS_SAFE_FROM_P.
17263 * expr.c (safe_from_p): Remove langhook call.
17264 * langhooks.h (lang_hooks): Remove safe_from_p.
17265 (lhd_safe_from_p): Remove prototype.
17266 * langhooks.c (lhd_safe_from_p): Remove.
17268 2007-04-06 Jan Hubicka <jh@suse.cz>
17270 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
17273 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17275 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
17276 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
17277 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
17278 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
17280 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
17281 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
17283 2007-04-05 Richard Henderson <rth@redhat.com>
17285 * config/alpha/alpha.c (print_operand) [+]: Remove.
17286 (alpha_end_function): Print nop if call at end of function.
17287 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
17288 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
17289 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
17290 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
17291 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
17292 the call pattern. Update peepholes to match.
17294 2007-04-05 Janis Johnson <janis187@us.ibm.com>
17296 * doc/extend.texi (Other Builtins): Add decimal float variants
17298 * builtins.def: Ditto.
17299 * builtins.c (expand_builtin): Ditto.
17301 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
17302 H.J. Lu <hongjiu.lu@intel.com>
17305 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
17306 of V8HImode when calling ix86_binary_operator_ok.
17307 (sse2_pmaddwd): Call ix86_binary_operator_ok.
17308 (sdot_prodv8hi): Operands 1 and 2 must be register.
17310 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17312 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17313 initialize align to silence bogus warning.
17315 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17317 PR middle-end/22156
17318 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17320 (struct sra_walk_fns): Remove use_all parameter from use.
17321 (sra_hash_tree): Handle BIT_FIELD_REFs.
17322 (sra_elt_hash): Don't hash bitfld blocks.
17323 (sra_elt_eq): Skip them in parent compares as well. Handle
17325 (sra_walk_expr): Don't maintain or pass down use_all_p.
17326 (scan_use): Remove use_all parameter.
17327 (scalarize_use): Likewise. Re-expand assignment to
17328 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17329 output, and re-scalarize after output. Don't mark anything
17331 (scalarize_ldst): Adjust.
17332 (scalarize_walk_gimple_modify_statement): Likewise.
17333 (build_element_name_1): Handle BIT_FIELD_REFs.
17334 (instantiate_element): Don't warn for any element whose parent
17335 is used as a whole.
17336 (instantiate_missing_elements_1): Return the sra_elt.
17337 (canon_type_for_field): New.
17338 (try_instantiate_multiple_fields): New.
17339 (instantiate_missing_elemnts): Use them.
17340 (mark_no_warning): Removed.
17341 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17342 (REPLDUP, sra_build_elt_assignment): New.
17343 (generate_copy_inout): Use them.
17344 (generate_element_copy): Likewise. Handle bitfld differences.
17345 (generate_element_zero): Don't recurse for blocks. Use
17346 sra_build_elt_assignment.
17347 (generate_one_element_int): Take elt instead of var. Use
17348 sra_build_elt_assignment.
17349 (generate_element_init_1): Adjust.
17350 (scalarize_use, scalarize_copy): Use REPLDUP.
17351 (scalarize_ldst): Move assert before dereference.
17352 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17354 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
17356 * regmove.c: Fix unused variable warnings due to previous commit.
17358 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
17360 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
17361 (regmove_bb_head): Remove.
17362 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
17363 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
17364 problems with fixup_match_1.
17365 Don't initialize/free regmove_bb_head.
17367 (reg_is_remote_constant_p): If an insn is in the same basic block
17368 but not before INSN, consider it remote, too.
17370 2007-04-05 Anatoly Sokolov <aesok@post.ru>
17373 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
17374 DECL_ASSEMBLER_NAME, not the DECL_NAME.
17376 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
17378 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
17379 (CONDITIONAL_REGISTER_USAGE): Likewise.
17381 2007-04-04 Richard Henderson <rth@redhat.com>
17383 * config/alpha/lib1funcs.asm: Remove unused file.
17385 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17388 * opts.c (print_specific_help): Fix --help=<language>
17390 (common_handle_option): Support --help=common.
17392 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17395 * gcc.c (main): Do not run the linker if
17396 print_subprocess_help indicates that it shouldn't be
17399 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17402 * doc/invoke.texi (--help=): Document <languages> value, fix
17403 formatting in tables of values.
17405 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
17407 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
17408 dllimport attribute of virtual methods.
17410 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
17412 * config/score/crti.asm: Change _bss_start to __bss_start.
17413 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
17414 (OUTGOING_REG_PARM_STACK_SPACE) update.
17415 * config/score/score.opt: add options to make backend support
17416 score5, score5u, score7 and score7d.
17417 * config/score/score.md: Likewise.
17418 * config/score/misc.md: Likewise.
17419 * config/score/mac.md: Likewise.
17420 * doc/invoke.texi: Likewise.
17421 * doc/md.texi: update constraints define.
17423 2007-04-03 Richard Henderson <rth@redhat.com>
17425 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
17426 an appropriate type, use the mode instead.
17428 2007-04-03 Richard Sandiford <richard@codesourcery.com>
17430 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
17431 Set the default --with-arch setting to mips2.
17432 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
17433 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
17434 (MULTILIB_OSDIRNAMES): Delete.
17435 (MULTILIB_DIRNAMES): Define.
17436 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
17437 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
17438 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
17439 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
17440 VXWORKS_OS_CPP_BUILTINS.
17441 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
17442 (MIPS_DEBUGGING_INFO): Undefine.
17443 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
17445 2007-04-03 Jakub Jelinek <jakub@redhat.com>
17447 PR middle-end/30704
17448 * fold-const.c (native_encode_real): Encode real.c provided longs
17449 as a series of 32-bit native integers.
17450 (native_interpret_real): Interpret buffer as a series of 32-bit
17453 2007-04-03 Richard Guenther <rguenther@suse.de>
17455 * genpreds.c (write_insn_constraint_len): Write function
17456 optimized for CONSTRAINT_LEN implementation.
17457 (write_tm_preds_h): Output insn_constraint_len inline and
17458 use it for CONSTRAINT_LEN.
17459 (write_insn_preds_c): Don't output insn_constraint_len.
17460 * doc/md.texi (define_register_constraint): Document multi-letter
17461 constraints shall have the same length if they start with the same
17464 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17467 * config/i386/i386.md (isinf<mode>2): Expand only when
17468 TARGET_C99_FUNCTIONS is set.
17470 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17472 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
17473 (x86_64-*-linux*): Ditto.
17474 * config/i386/i386.opt (mpc): New option.
17475 * config/i386/i386.c (overrride_options): Handle
17476 ix87_precision_string.
17477 * config/i386/crtprec.c: New file.
17478 * config/i386/t-crtpc: Ditto.
17479 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
17480 and -mpc80 options.
17481 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
17482 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
17483 crtprec32.o, crtprec64.o and crtprec80.o.
17485 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
17486 and -mpc80 options.
17487 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
17489 2007-04-02 Eric Christopher <echristo@apple.com>
17491 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
17492 limitations on darwin.
17494 2007-04-02 Anatoly Sokolov <aesok@post.ru>
17497 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
17499 2007-04-02 Dave Korn <dave.korn@artimi.com>
17501 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
17503 2007-04-02 Dave Korn <dave.korn@artimi.com>
17505 * libgcc2.h (exception_descriptor): Don't forward-declare.
17506 (__get_eh_table_language, __get_eh_table_version): Delete
17507 prototypes of long-dead functions.
17509 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
17511 * ebitmap.h: New file
17512 * ebitmap.c: New file
17513 * Makefile.in (ebitmap.o): New target.
17515 2007-04-01 Jan Hubicka <jh@suse.cz>
17517 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
17518 before very first instruction.
17520 2007-04-01 Jan Hubicka <jh@suse.cz>
17522 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
17523 waring on 64bit hosts.
17524 * bitmap.h: Fix typo in bitmap_head_def.
17526 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
17528 PR rtl-optimization/31391
17529 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
17530 into a DELETED_LABEL note, and the label is in an empty basic
17531 block, update BB_END as well as BB_HEAD.
17533 2007-04-01 Richard Henderson <rth@redhat.com>
17535 PR tree-optimization/31169
17536 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
17537 to varying if the range is outside [0, prec-1].
17539 2007-04-01 Richard Sandiford <richard@codesourcery.com>
17542 * config/mips/mips.md (load_const_gp): New insn.
17543 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
17544 the MIPS16 GP pseudo register if no_new_pseudos.
17545 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
17547 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17550 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
17552 (call_value): Likewise.
17554 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
17555 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17558 * doc/invoke.texi: (optimization options): Reword description
17559 of -ffast-math. Document its primary purpose.
17561 2007-03-31 Richard Guenther <rguenther@suse.de>
17563 * omp-low.c (splay-tree.h): Include.
17564 (lookup_decl): Replace splay-tree usage by pointer-map.
17565 (maybe_lookup_decl): Likewise.
17566 (new_omp_context): Likewise.
17567 (delete_omp_context): Likewise.
17568 * gimplify.c (splay-tree.h): Include.
17569 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
17571 (remap_ssa_name): Likewise.
17572 (remap_decl): Likewise.
17573 (remap_type_1): Likewise.
17574 (remap_type): Likewise.
17575 (copy_body_r): Likewise.
17576 (expand_call_inline): Likewise.
17577 (clone_body): Likewise.
17578 (copy_tree_r): Likewise.
17579 (remap_save_expr): Likewise.
17580 (unsave_r): Likewise.
17581 (unsave_expr_now): Likewise.
17582 (tree_function_versioning): Likewise.
17583 (build_duplicate_type): Likewise.
17584 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
17585 (struct copy_body_data): Replace splay-tree by pointer-map.
17586 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
17587 not $(SPLAY_TREE_H).
17588 (gimplify.o): Depend on $(SPLAY_TREE_H).
17589 (omp-low.p): Likewise.
17591 2007-03-31 Anatoly Sokolov <aesok@post.ru>
17593 * config/avr/predicates.md (even_register_operand,
17594 odd_register_operand): New predicates.
17595 * config/avr/avr.md (movw peephole2): New.
17596 (movw_r peephole2): New.
17598 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17600 * tree.h (get_signed_or_unsigned_type): New.
17601 * fold-const.c (operand_equal_for_comparison_p): Use
17602 get_signed_or_unsigned_type instead of
17603 lang_hooks.types.signed_or_unsigned_type.
17604 * expr.c (store_expr): Ditto.
17605 * langhooks.c (get_signed_or_unsigned_type): New.
17606 (lhd_signed_or_unsigned_type): New.
17607 * langhooks.h (lhd_signed_or_unsigned_type): New.
17608 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17610 2007-03-30 Richard Henderson <rth@redhat.com>
17612 * tree-ssa-loop-ivopts.c: Include target.h.
17613 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17614 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17615 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17616 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17618 2007-03-30 Richard Henderson <rth@redhat.com>
17619 Kai Tietz <kai.tietz@onevision.com>
17621 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17622 default for 64-bit.
17623 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17624 (TARGET_64BIT_MS_ABI): New.
17625 (DBX_REGISTER_NUMBER): Handle 64-bit.
17626 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17627 (LONG_TYPE_SIZE): Force to 32.
17628 (REG_PARM_STACK_SPACE): New.
17629 (OUTGOING_REG_PARM_STACK_SPACE): New.
17630 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17631 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17632 (STACK_BOUNDARY): Use 128 for 64-bit.
17633 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17634 Add 64-bit implementation.
17635 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17637 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17638 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17639 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17640 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17641 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17642 TARGET_64BIT_MS_ABI.
17643 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17644 (ix86_pass_by_reference): Likewise.
17645 (ix86_function_value_regno_p): Likewise.
17646 (ix86_build_builtin_va_list): Likewise.
17647 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17648 (function_arg_advance_ms_64): New.
17649 (function_arg_advance): Call it.
17650 (function_arg_ms_64): New.
17651 (function_arg): Call it.
17652 (function_value_ms_64): New.
17653 (ix86_function_value_1): Call it.
17654 (return_in_memory_ms_64): New.
17655 (ix86_return_in_memory): Call it.
17656 (setup_incoming_varargs_ms_64): New.
17657 (ix86_setup_incoming_varargs): Call it.
17658 (ix86_expand_prologue): Handle 64-bit stack probing.
17659 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17660 (output_pic_addr_const): Likewise.
17661 (x86_this_parameter): Likewise.
17662 (x86_output_mi_thunk): Likewise.
17663 (x86_function_profiler): Likewise.
17664 (TARGET_STRICT_ARGUMENT_NAMING): New.
17665 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17666 (TARGET_64BIT_MS_ABI): New.
17667 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17668 * config/i386/i386.md (allocate_stack_worker): Remove.
17669 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17670 describe the clobber of eax without a match_scratch.
17671 (allocate_stack_worker_postreload): Remove.
17672 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17673 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17674 (allocate_stack_worker_rex64_postreload): Remove.
17675 (allocate_stack): Handle 64-bit.
17676 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17677 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17678 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17679 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17680 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17681 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17682 * config.build (x86_64-*-mingw*): New host.
17683 * config.host (x86_64-*-mingw*): New host.
17684 * config.gcc (x86_64-*-mingw*): New target.
17685 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17687 2007-03-30 Richard Henderson <rth@redhat.com>
17688 Kai Tietz <kai.tietz@onevision.com>
17690 * c-pragma.c (struct def_pragma_macro_value): New.
17691 (struct def_pragma_macro): New.
17692 (pushed_macro_table): New.
17693 (dpm_hash, dpm_eq): New.
17694 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17695 (init_pragma): Install them.
17696 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17698 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17700 * config/avr/avr.c (avr_override_options): Clear
17701 'flag_delete_null_pointer_checks'.
17703 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17706 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17707 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17708 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17709 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17710 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17711 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17712 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17714 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17716 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17718 * regmove.c: Move all of pass_stack_adjustments from here...
17719 * combine-stack-adj.c: ...to this new file.
17720 * Makefile.in: Add rules for combine-stack-adj.o.
17722 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17724 PR tree-optimization/31383
17725 * tree-data-ref.c (affine_function_equal_p): Do not require the
17726 vectors to have the same length.
17728 2007-03-30 Jan Hubicka <jh@suse.cz>
17730 PR middle-end/30700
17731 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17732 availablility; add more sanity checking; ask varpool only about
17735 2007-03-29 Richard Henderson <rth@redhat.com>
17737 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17738 to decide, but __SIZEOF_LONG_LONG__.
17740 2007-03-29 Richard Henderson <rth@redhat.com>
17742 * emutls.c (struct __emutls_array): New.
17743 (emutls_destroy): Use it instead of casting element 0 from void*.
17744 (__emutls_get_address): Likewise.
17746 2007-03-29 Richard Henderson <rth@redhat.com>
17748 * varasm.c (initializer_constant_valid_p): Don't deny
17749 DECL_DLLIMPORT_P on functions.
17751 * config/i386/cygming.h: Remove function declarations.
17752 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17753 (ASM_OUTPUT_LABELREF): Remove.
17754 (COMMON_ASM_OP): Remove.
17755 (ASM_OUTPUT_COMMON): Remove.
17756 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17757 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17758 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17759 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17760 Rename from TARGET_ENCODE_SECTION_INFO.
17761 * config/i386/netware.h: Likewise.
17762 * config/i386/i386-protos.h: Update.
17763 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17764 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17765 (legitimate_constant_p): Reject dllimports.
17766 (dllimport_map, get_dllimport_decl): New.
17767 (legitimize_dllimport_symbol): New.
17768 (legitimize_address, ix86_expand_move): Use it.
17769 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17770 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17771 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17772 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17773 * config/i386/predicates.md (constant_call_address_operand): Only
17774 accept symbols; reject dllimport_p symbols.
17775 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17776 i386_pe_maybe_record_exported_symbol.
17777 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17778 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17779 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17780 trust the setting of DECL_DLLIMPORT_P.
17781 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17782 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17783 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17784 tidy the argument scanning loop.
17785 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17786 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17787 (i386_pe_strip_name_encoding): Remove.
17788 (i386_pe_binds_local_p): New.
17789 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17790 (i386_pe_output_labelref): Remove.
17791 (i386_pe_asm_output_aligned_decl_common): New.
17792 (i386_pe_maybe_record_exported_symbol): Rename from
17793 i386_pe_record_exported_symbol; check for dllexported symbols.
17795 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17797 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17798 add comment explaining why vsnprintf cannot be used.
17800 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17802 PR tree-optimization/30666
17803 * tree.c (build_complex_type): When creating type names for DWARF2
17804 debug info, create TYPE_DECLs for TYPE_NAME instead of
17806 (build_common_tree_nodes_2): Use build_complex_type when building
17807 predefined complex types, to preserve canonical types.
17809 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17811 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17812 (noce_get_alt_condition): Look at it to determine whether to
17813 reverse the condition or not.
17814 (noce_get_condition): Substitute the truth for lies.
17815 (noce_find_if_block): Set the then_else_reversed field.
17817 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17819 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17820 destination of this insn.
17821 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17822 than calling gen_rtx_SET directly. Use r0 to hold the value of
17823 'address + 4' rather than a stack based temporary which can be
17824 mis-optimized away.
17826 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17828 * config/s390/s390.c (s390_secondary_input_reload_class,
17829 s390_secondary_output_reload_class): Functions removed.
17830 (s390_secondary_reload): New function.
17831 (TARGET_SECONDARY_RELOAD): Target macro defined.
17832 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17833 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17834 * config/s390/s390.md ("reload_outti", "reload_outdi",
17835 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17836 "reload_out<mode>"): Expanders removed.
17837 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17838 "reload<mode>_nonoffmem_out"): Expanders added.
17840 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17842 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17843 action if SRC->DEST replacement failed anyway.
17845 2007-03-28 Mike Stump <mrs@apple.com>
17847 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17848 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17849 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17851 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17853 * config.gcc: Accept barcelona as a variant of amdfam10.
17854 * config/i386/i386.c (override_options): Likewise.
17855 * doc/invoke.texi: Likewise.
17857 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17859 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17860 offsets for BIT_FIELD_REF and COMPONENT_REF.
17862 2007-03-28 Richard Guenther <rguenther@suse.de>
17864 * tree.c (is_global_var): Move ...
17865 * tree-flow-inline.h (is_global_var): ... here.
17866 * tree.h (is_global_var): Remove declaration.
17868 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17870 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17872 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17873 * config/i386/i386.c (ix86_tune_features): Initialize new
17875 * config/i386/predicates.md (promotable_binary_operator): Use
17876 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17878 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17881 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17883 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17885 * config/fr30/fr30.md (movsi_internal): Change destination
17886 constraint from m to V and add m to the end.
17888 2007-03-28 Christian Bruel <christian.bruel@st.com>
17890 * config/sh/sh.md (movsi_i): Fix type attribute.
17892 2007-03-28 Christian Bruel <christian.bruel@st.com>
17894 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17895 (movsf_ie): Likewise.
17897 2007-03-28 Christian Bruel <christian.bruel@st.com>
17899 * config.gcc: Add sh4-300 to multilib.
17900 * config/sh/t-mlib-sh4-300: New file.
17902 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17904 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17905 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17906 fix_trunc<mode>di2.
17907 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17908 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17909 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17910 "fixuns_trunctddi2"): Whitespace fix.
17912 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17914 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17915 the definition of struct sh_args.
17916 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17917 CALL_COOKIE_INT_REG_GET): Likewise.
17919 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17921 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17922 transformations are applied successfully.
17924 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17926 * tree.c (tree_contains_struct): Permit 512 tree codes.
17927 * tree.h (tree_contains_struct): Ditto.
17928 (MAX_TREE_CODES): Ditto.
17929 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17930 SPARE member to store remaining padding bits.
17932 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17934 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17937 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17939 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17940 * configure: Regenerate.
17942 * configure: Regenerate using the correct version of autoconf.
17944 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17946 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17948 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17949 regs to "__SP_L__" and "__SP_H__".
17951 2007-03-27 Richard Guenther <rguenther@suse.de>
17953 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17954 computations with it with a HOST_WIDE_INT variable.
17956 2007-03-26 Mike Stump <mrs@apple.com>
17958 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17959 objective-c-header, objective-c++-header and objc++-cpp-output
17961 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17963 2007-03-26 Richard Henderson <rth@redhat.com>
17966 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17967 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17968 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17969 IX86_BUILTIN_PSRLQ128): New.
17970 (ix86_init_mmx_sse_builtins): Add them.
17971 (ix86_expand_builtin): Expand them.
17972 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17973 operand 2 be TImode.
17974 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17975 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17976 _mm_srli_epi64): Mark __B const.
17977 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17978 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17979 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17980 new two-vector shift builtins.
17982 2007-03-26 Ian Lance Taylor <iant@google.com>
17984 PR tree-optimization/31345
17985 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17986 [+INF, +INF(OVF)] into VARYING.
17988 2007-03-26 Zack Weinberg <zackw@panix.com>
17990 * gengtype-parse.c: New file.
17991 * gengtype-yacc.y: Delete.
17992 * gengtype-lex.l: Don't include gengtype-yacc.h.
17993 Define YY_DECL and yyterminate appropriately for recursive
17994 descent parser. yylval is now a string out-parameter to yylex.
17995 (HWS, EOID): New shorthand.
17996 (IWORD): Add a couple more types.
17997 (yylex): Add a setup stanza. Remove the complex rules for
17998 detecting GTY'ed types and typedefs; replace with simple
17999 keyword detectors. Adjust everything for the changed
18000 definition of yylval. Ignore all pp-directives, not just #define.
18002 (parse_file): Rename yybegin; do not call yyparse.
18004 * gengtype.c (xasprintf): Export again.
18005 (this_file): New. Use everywhere __FILE__ was being used.
18006 (get_lang_bitmap): Special case types defined in gengtype.c.
18007 (do_typedef, new_structure): Suppress definition of certain types.
18008 (new_structure): Improve diagnostics of duplicate definitions.
18009 Make sure location_s is associated with input.h.
18010 (nreverse_pairs, define_location_structures): New functions.
18011 (main): Improve tagging of kludge types. Remove old kludges
18012 for input.h types; use define_location_structures.
18013 * gengtype.h: Update prototypes. Define token codes here.
18014 * Makefile.in: Remove all references to gengtype-yacc.
18015 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
18017 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
18018 add GTY((skip)) to the field that's only conditionally there.
18019 * doc/install.texi: Document that Bison is no longer required
18020 unless building treelang.
18022 * gengtype.c: Don't include gtyp-gen.h.
18023 (srcdir): Declare here.
18024 (base_files, lang_dir_names): Allocate dynamically.
18025 (gt_files, num_gt_files, num_lang_dirs): New globals.
18026 (measure_input_list, read_input_line, read_input_list)
18027 (set_lang_bitmap): New functions.
18028 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
18029 simplify, relying on read_input_list to set up the bitmaps.
18030 (main): Arguments are no longer unused. Check for correct number
18031 of command line arguments, set srcdir and srcdir_len, then call
18032 read_input_list, before doing anything else. No need to worry
18033 about duplicates in main loop.
18034 * configure.ac: Simplify the calculation of all_gtfiles.
18035 Put language tags in there. Don't set or substitute
18036 all_gtfiles_files_langs or all_gtfiles_files_frags.
18037 * Makefile.in: Revamp the way gengtype is invoked, now that it
18038 takes a file on its command line with a much simpler format.
18039 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
18040 (GTFILES): Remove duplicates and C source files.
18041 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
18042 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
18043 * configure: Regenerate.
18045 * gengtype.h: Remove all type definitions to gengtype.c; leave
18046 only definitions of options_p, type_p, and pair_p as opaque
18047 pointers. Update prototypes.
18048 * gengtype.c: Many type definitions moved here from gengtype.h.
18049 Consolidate type definitions at the top of the file.
18050 (xvasprintf): Delete.
18051 (xasprintf): Make static.
18052 (create_nested_pointer_option): Add 'next' parameter.
18053 (create_field_all, create_field_at): New functions.
18054 (create_field): Now a thin wrapper around create_field_all.
18055 (create_optional_field): Rename create_optional_field_ and add
18056 line argument. Original name is now a macro which supplies
18058 (oprintf): Use vsnprintf directly.
18059 (close_output_files): Use fatal rather than perror/exit.
18060 (note_def_vec, note_def_vec_alloc): Use create_field_at.
18061 (main): Set progname. Don't use exit.
18062 * gengtype-yacc.y (struct_fields): Use create_field_at.
18063 (option, optionseqopt): Delete.
18064 (optionseq): Consolidate productions from option here so we
18065 can use the first argument to create_option.
18067 * gengtype-lex.l: Distinguish unions from structures in the
18068 token type. Don't call find_structure; return the tag as a string.
18069 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
18070 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
18071 string. Reorganize typedef_struct production accordingly.
18072 Use create_nested_ptr_option.
18073 * gengtype.c (create_nested_ptr_option): New function.
18074 * gengtype.h: Declare it.
18076 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
18077 (string_type): Don't declare.
18078 (do_scalar_typedef): Declare.
18079 (create_scalar_type): Update prototype.
18080 * gengtype.c (string_type): Make static.
18081 (scalar_nonchar, scalar_char): New.
18082 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
18083 (resolve_typedef): Use scalar_nonchar for error recovery.
18084 (create_scalar_type): Remove name_len field. Return scalar_char
18085 or scalar_nonchar as appropriate.
18086 (adjust_field_type): Look at scalar_is_char boolean to decide whether
18087 to use string_type.
18088 (throughout): Use scalar_nonchar instead of calling
18089 create_scalar_type, whenever possible.
18090 (main): Initialize scalar_char and scalar_nonchar before calling
18092 * gengtype-lex.l: Adjust for removal of second argument to
18093 create_scalar_type. Use yylval.s instead of yylval.t when
18095 * gengtype-yacc.y: Type of SCALAR is string. Call
18096 create_scalar_type from type:SCALAR rule. Adjust for removal of
18097 second argument to create_scalar_type.
18099 * vec.h: Remove all #if IN_GENGTYPE blocks.
18100 Add comment saying that changes may require adjustments to gengtype.
18101 * gengtype.c: Don't include coretypes.h or tm.h.
18102 Add comment to inclusion of errors.h.
18103 (note_def_vec, note_def_vec_alloc): New functions.
18104 * gengtype.h: Declare new functions.
18105 * gengtype-lex.l: Don't include coretypes.h.
18106 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
18108 (update_lineno): Remove unnecessary prototype.
18109 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
18110 (VEC rule): Just return VEC_TOKEN.
18111 * gengtype-yacc.y (VEC_TOKEN): New token type.
18112 (type): Add a production for VEC(a,b).
18113 * Makefile.in: Update dependencies.
18115 * gengtype-lex.l: Remove rules for parsing pointer-to-function
18116 typedefs that use the old PARAMS macro.
18118 * gengtype-lex.l: Remove all rules and states relating to yacc
18120 * gengtype-yacc.y: Similarly.
18121 * gengtype.c (note_yacc_type): Delete function.
18122 * gengtype.h: Update prototypes.
18124 2007-03-26 Joseph Myers <joseph@codesourcery.com>
18126 * tree-pretty-print.c (dump_generic_node): Report precision of
18127 unnamed integer types.
18129 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
18131 * ifcvt.c (noce_try_store_flag_constants): Don't check
18132 no_new_pseudos here.
18133 (noce_try_store_flag_constants): Don't check no_new_pseudos.
18134 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
18135 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
18136 noce_try_sign_mask): Likewise.
18137 (if_convert): Check no_new_pseudos here.
18139 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
18141 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
18142 (noce_get_condition): Handle new then_else_reversed argument.
18143 (noce_init_if_info): Remove, fold into noce_find_if_block.
18144 (noce_process_if_block): Take a struct noce_if_info as the
18145 argument. Don't set up one based on ce_if_info. Update pointer
18146 references accordingly.
18147 (cond_move_process_if_block): Likewise.
18148 (process_if_block): Removed.
18149 (find_if_block): Removed. Move functionality two new functions,
18150 noce_find_if_block and cond_exec_find_if_block.
18151 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
18152 blocks and the symmetric IF-ELSE-JOIN case.
18153 (cond_exec_find_if_block): Also new function mostly based on old
18154 find_if_block and process_if_block.
18155 (find_if_header): Replace find_if_block call with separately
18156 guarded calls to noce_find_if_block and cond_exec_find_if_block.
18157 (find_cond_trap): Update noce_get_condition call.
18158 (dead_or_predicable): Likewise.
18160 2007-03-26 Jakub Jelinek <jakub@redhat.com>
18162 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
18164 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
18165 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
18166 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
18167 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
18168 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
18169 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
18170 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
18171 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
18172 __builtin_ia32_psrad128 builtins.
18174 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
18176 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
18177 * config/i386/constraints.md
18178 (define_constraint "I"): Use IN_RANGE macro.
18179 (define_constraint "J"): Ditto.
18180 (define_constraint "K"): Ditto.
18181 (define_constraint "M"): Ditto.
18182 (define_constraint "N"): Ditto.
18183 (define_constraint "O"): Ditto.
18184 * config/i386/predicates.md
18185 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
18186 (define_predicate "const_0_to_3_operand"): Ditto.
18187 (define_predicate "const_0_to_7_operand"): Ditto.
18188 (define_predicate "const_0_to_15_operand"): Ditto.
18189 (define_predicate "const_0_to_63_operand"): Ditto.
18190 (define_predicate "const_0_to_255_operand"): Ditto.
18191 (define_predicate "const_1_to_31_operand"): Ditto.
18192 (define_predicate "const_2_to_3_operand"): Ditto.
18193 (define_predicate "const_4_to_7_operand"): Ditto.
18195 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18197 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
18198 in SImode for save_world.
18199 * config/rs6000/altivec.md (save_world, restore_world): Convert to
18202 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
18204 PR tree-optimization/30784
18205 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
18208 2007-03-25 Revital Eres <eres@il.ibm.com>
18210 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
18211 Fold movement_possibility function into it.
18213 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18215 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
18216 (load_macho_picbase_{si,di}): Convert to LR hard reg.
18217 (call_indirect_nonlocal_darwin64): Same.
18218 (call_nonlocal_darwin64): Same.
18219 (call_value_indirect_nonlocal_darwin64): Same.
18220 (call_value_nonlocal_darwin64): Same.
18221 (sibcall_nonlocal_darwin64): Same.
18222 (sibcall_value_nonlocal_darwin64): Same.
18223 (sibcall_symbolic_64): Same.
18224 (sibcall_value_symbolic_64): Same.
18225 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
18227 (rs6000_emit_load_toc_table): Same.
18228 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
18229 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
18231 (divss_call): Same.
18232 (divus_call): Same.
18233 (quoss_call): Same.
18234 (quous_call): Same.
18235 (load_toc_v4_pic_si): Same
18236 (load_toc_v4_PIC_1): Same.
18237 (load_toc_v4_PIC_1b): Same.
18238 (call_indirect_aix{32,64}): Same.
18239 (call_value_indirect_aix{32,64}): Same.
18241 (call_value): Same.
18242 (call_local{32,64}): Same.
18243 (call_value_local{32,64}): Same.
18244 (call_indirect_nonlocal_aix{32,64}): Same.
18245 (call_nonlocal_aix{32,64}): Same.
18246 (call_value_indirect_nonlocal_aix{32,64}): Same.
18247 (call_value_nonlocal_aix{32,64}): Same.
18248 (call_indirect_nonlocal_sysv<mode>): Same.
18249 (call_nonlocal_sysv<mode>): Same.
18250 (call_value_indirect_nonlocal_sysv<mode>): Same.
18251 (call_value_nonlocal_sysv<mode>): Same.
18253 (sibcall_local{32,64}): Same.
18254 (sibcall_value_local{32,64}): Same.
18255 (sibcall_nonlocal_aix{32,64}): Same.
18256 (sibcall_value_nonlocal_aix{32,64}): Same.
18257 (sibcall_nonlocal_sysv<mode>): Same.
18258 (sibcall_value): Same.
18259 (sibcall_value_nonlocal_sysv<mode>): Same.
18261 2007-03-24 Paul Brook <paul@codesourcery.com>
18263 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
18264 * config/arm/linux-eabi.h: Remove legacy syscall hack.
18266 2007-03-24 Richard Henderson <rth@redhat.com>
18268 * config/ia64/constraints.md: New file.
18269 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
18270 satisfies_constraint_?.
18271 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
18272 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
18273 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
18274 ia64_output_mi_thunk): Likewise.
18275 (ia64_const_ok_for_letter_p): Remove.
18276 (ia64_const_double_ok_for_letter_p): Remove.
18277 (ia64_extra_constraint): Remove.
18278 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
18279 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
18280 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
18281 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
18282 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
18283 EXTRA_MEMORY_CONSTRAINT): Remove.
18284 * config/ia64/ia64.md: Include constriants.md. Replace
18285 CONST_OK_FOR_? with satisfies_constraint_?.
18287 2007-03-23 Michael Meissner <michael.meissner@amd.com>
18288 H.J. Lu <hongjiu.lu@intel.com>
18290 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
18292 (name macros): Use DPD_BID_NAME to convert names properly.
18294 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
18295 decimal floating point format.
18296 (init_floating_libfuncs): Change decimal functions so that they
18297 have a "bid_" prefix if the decimal system uses the BID format,
18298 and "dpd_" prefix if the decimal system uses the DPD format.
18299 (init_interclass_conv_libfuncs): Ditto.
18300 (init_intraclass_conv_libfuncs): Ditto.
18302 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18303 using the BID format.
18305 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18306 whether we are using the BID decimal format.
18307 * configure: Regenerate.
18309 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18310 the compiler has decimal floating point enabled. Define
18311 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18314 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18315 using the BID format.
18317 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18318 whether we are using the BID decimal format.
18319 * configure: Regenerate.
18321 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18322 the compiler has decimal floating point enabled. Define
18323 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18326 * doc/install.texi (--enable-decimal-float): Document BID and DPD
18327 options, and that it is enabled for i386/x86_64 systems.
18329 * Makefile.in (enable_decimal_float): New.
18331 (DECNUMINC): Add -I$(DECNUMFMT).
18332 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
18333 to $(DECNUMFMT) from $(DECNUM).
18335 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
18336 Substitute enable_decimal_float.
18337 * configure: Regenerated.
18340 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
18343 * configure.ac: Enable decimal float for x86_64-*-linux*.
18344 * configure: Regenerated.
18347 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
18348 decimal128ClearSign to flip and clear the sign bit in decimal128.
18349 (decimal_real_maxval): Set decimal128SetSign to set the sign
18352 2007-03-23 Ian Lance Taylor <iant@google.com>
18354 * fold-const.c (fold_binary): Correct warning for X - c >= X.
18356 2007-03-23 Ian Lance Taylor <iant@google.com>
18358 * tree-dump.c (dump_files): Correct comment.
18360 2007-03-23 Ian Lance Taylor <iant@google.com>
18362 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
18364 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
18366 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
18367 in cfglayout mode. Don't go into and out of cfglayout mode.
18368 Link the blocks in the order of the constructed traces.
18369 (rest_of_handle_tracer): Adjust call to tracer.
18370 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
18371 Don't go into cfglayout mode.
18372 (rtl_loop_done): Don't go out of cfglayout mode.
18373 * cfglayout.c (relink_block_chain): New function, split out from...
18374 (fixup_reorder_chain): ...here. Remove redundant checking.
18375 (cfg_layout_finalize): Don't clear the header, footer, and aux
18376 fields here, move the code to do so to relink_block_chain. Likewise
18377 for free_original_copy_tables.
18378 * rtl.h (tracer): Update prototype.
18379 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
18380 Assert we are in cfglayout mode. Don't go into and out of cfglayout
18381 mode. Use relink_block_chain to serialize the CFG according to the
18382 new basic block order. Move targetm.cannot_modify_jumps_p check from
18384 (gate_handle_reorder_blocks): ...to here.
18385 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
18387 (gate_duplicate_computed_gotos): ...to here.
18388 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
18389 something always changes when going into and out of cfglayout mode.
18390 Perform an expensive cfg cleanup while going into cfglayout mode.
18391 Always update liveness information on HAVE_conditional_execution
18392 targets. Reserialize the basic blocks and go out of cfglayout mode.
18393 * reg-stack.c: Include cfglayout.h.
18394 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
18395 the call to reorder_basic_blocks.
18396 * basic-block.h (reorder_basic_blocks): Update prototype.
18397 (relink_block_chain): New prototype.
18398 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
18400 2007-03-23 Joseph Myers <joseph@codesourcery.com>
18402 * config/mips/mips.md (type, hazard, *movdi_32bit,
18403 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
18404 *movhi_internal, *movqi_internal, *movsf_hardfloat,
18405 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
18406 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
18407 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
18409 (movcc): Change first xfer to multi.
18410 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
18411 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
18412 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
18413 config/mips/generic.md: Change reservations using "xfer" to use
18415 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
18416 using match_operand.
18417 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
18418 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
18420 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
18422 2007-03-22 Richard Henderson <rth@redhat.com>
18424 * config/i386/i386.c: Remove unnecessary function declarations.
18425 Move targetm definition, and all related macros, to the end of
18426 the file. Resort some functions to put definitions before uses.
18427 (ix86_attribute_table): Make static. Move to end of file.
18428 (ix86_gimplify_va_arg): Make static.
18430 2007-03-22 Richard Henderson <rth@redhat.com>
18432 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
18433 don't increase local_regparm with force_align_arg_pointer check.
18434 (ix86_function_sseregparm): Assert 32-bit.
18435 (type_has_variadic_args_p): New.
18436 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
18437 type_has_variadic_args_p.
18438 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
18439 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
18440 use memset instead. Do maybe_vaarg check first; skip attribute
18441 tests if true; skip attribute tests for 64-bit.
18442 (construct_container): Remove TARGET_DEBUG_ARG.
18443 (function_arg_advance_32, function_arg_advance_64): Split out ...
18444 (function_arg_advance): ... from here.
18445 (function_arg_32, function_arg_64): Split out ...
18446 (function_arg): ... from here.
18447 (ix86_pass_by_reference): Tidy.
18448 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
18449 (function_value_32): New, from parts of ix86_function_value
18450 and ix86_value_regno.
18451 (function_value_64): New, from parts of ix86_function_value
18452 and ix86_libcall_value.
18453 (ix86_function_value_1): New.
18454 (ix86_function_value, ix86_libcall_value): Use it.
18455 (return_in_memory_32, return_in_memory_64): Split out ...
18456 (ix86_return_in_memory): ... from here.
18457 (ix86_struct_value_rtx): Skip for 64-bit.
18458 (ix86_libcall_value, ix86_value_regno): Remove.
18459 (setup_incoming_varargs_64): Split out ...
18460 (ix86_setup_incoming_varargs): ... from here.
18461 (ix86_va_start): Remove TARGET_DEBUG_ARG.
18462 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
18463 * config/i386/i386-protos.h (ix86_function_value): Remove.
18464 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
18466 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18469 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
18470 infinities not supported, otherwise emit warning if -Woverflow. On
18471 underflow, emit warning if -Woverflow.
18472 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
18474 * real.h (real_from_string): Update declaration
18476 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
18477 Richard Henderson <rth@redhat.com>
18479 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
18480 * calls.c (compute_argument_block_size, expand_call,
18481 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
18482 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
18483 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
18484 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
18485 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
18486 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
18487 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
18488 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
18491 2007-03-22 Joseph Myers <joseph@codesourcery.com>
18493 * c-incpath.c (add_sysroot_to_chain): New.
18494 (merge_include_chains): Add sysroot argument. Call
18495 add_sysroot_to_chain if sysrooted.
18496 (register_include_chains): Update call to merge_include_chains.
18497 * doc/cppopts.texi: Document use of '=' in include directory
18500 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
18502 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
18503 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
18504 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
18505 insn pattern using X87MODEF12 mode macro.
18507 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
18509 * regmove.c (regmove_optimize): Use reg_mentioned_p
18510 instead of reg_overlap_mentioned_p for DST.
18512 2007-03-21 Mike Stump <mrs@apple.com>
18514 * c.opt: Fixup for Objective-C/C++.
18516 2007-03-21 Steve Ellcey <sje@cup.hp.com>
18518 * explow.c (convert_memory_address): Fold memory reference when
18519 POINTERS_EXTEND_UNSIGNED < 0
18521 2007-03-21 Richard Henderson <rth@redhat.com>
18524 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
18525 * config/i386/mmintrin.h (__m64): Likewise.
18526 * config/i386/xmmintrin.h (__m128): Likewise.
18528 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18530 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
18531 (VXWORKS_OS_CPP_BUILTINS): Define.
18532 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
18533 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
18535 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18537 * rtl.h (constant_pool_reference_p): Delete.
18538 (find_constant_src): Declare.
18539 * rtlanal.c (find_constant_src): New function.
18540 * simplify-rtx.c (constant_pool_reference_p): Delete.
18541 * config/i386/i386.md: Use find_constant_src instead of
18542 constant_pool_reference_p/avoid_constant_pool_reference pairs.
18544 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18546 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
18547 * c-cppbuiltin.c (c_cpp_builtins): Define them.
18549 2007-03-20 Mark Mitchell <mark@codesourcery.com>
18551 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
18552 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
18553 (arm_elf_asm_constructor): Use it.
18554 (arm_elf_asm_destructor): New function.
18556 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
18558 * jump.c (mark_jump_label): Treat SEQUENCE specially.
18560 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
18562 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
18564 2007-03-19 Andrew Haley <aph@redhat.com>
18566 PR tree-optimization/31264
18567 * tree-vrp.c (register_edge_assert_for_1): Don't look though
18568 VIEW_CONVERT_EXPRs.
18570 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
18572 PR rtl-optimization/30907
18573 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
18574 (fwprop_init): Always call loop_optimizer_initialize.
18575 (fwprop_done): Always call loop_optimizer_finalize.
18576 (fwprop): We always have loop info now.
18577 (gate_fwprop_addr): Remove.
18578 (pass_fwprop_addr): Use gate_fwprop as gate.
18580 PR rtl-optimization/30841
18581 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
18582 df_chain_alloc): Call df_reorganize_refs unconditionally.
18583 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
18584 refs_organized to refs_organized_size.
18585 (df_ref_create_structure): Use refs_organized_size instead of
18586 bitmap_size if refs had been organized, and keep refs_organized_size
18588 * df.h (struct df_ref_info): Change refs_organized to
18589 refs_organized_size.
18590 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
18593 2007-03-19 Mark Mitchell <mark@codesourcery.com>
18595 * except.c (output_function_exception_table): Do not reference the
18596 EH personality routine for functions that do not require an
18599 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18602 * c-typeck.c (convert_for_assignment): Call comptypes for
18603 RECORD_TYPE or UNION_TYPE.
18605 PR inline-asm/30505
18606 * reload1.c (reload): Do invalid ASM checking after
18607 cleanup_subreg_operands.
18609 2007-03-19 Jeff Law <law@redhat.com>
18611 * tree-cfg.c (find_taken_edge): Tighten conditions for
18612 optimizing computed gotos.
18614 2007-03-19 Michael Matz <matz@suse.de>
18616 * builtins.c (expand_builtin_sync_operation,
18617 expand_builtin_compare_and_swap,
18618 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18621 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18622 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18625 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18627 * doc/tm.texi: Add brackets around the return type of
18628 TARGET_SECONDARY_RELOAD.
18630 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18631 Richard Guenther <rguenther@suse.de>
18633 PR tree-optimization/31254
18634 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18635 Use handled_component_p () where appropriate. Continue
18636 propagating into the rhs if we propagated into an INDIRECT_REF
18639 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18641 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18642 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18643 (xde, xdee): Mode attributes adjusted to support DFP modes.
18644 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18645 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18646 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18647 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18648 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18649 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18650 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18652 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18653 "movsf"): Insn definitions removed.
18654 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18655 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18656 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18658 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18659 "reload_in<mode>", "reload_out<mode>"): Expander added.
18660 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18663 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18665 * config/s390/s390.md: Only non-functional changes. Renamed
18666 FPR mode macro to BFP all over the file.
18668 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18670 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18671 (op_type attribute): RRF instruction type added.
18672 (fT0): New mode attribute.
18673 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18674 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18675 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18676 instruction no secondary memory is needed when moving DFmode values
18677 between GPRs and FPRs.
18679 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18681 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18682 inverted and documentation adjusted.
18683 ("mhard-dfp", "msoft-dfp"): New options.
18684 * config/s390/s390.c (s390_handle_arch_option): New architecture
18686 (override_options): Sanity checks for the new options added.
18687 * config.gcc: New architecture switch: z9-ec.
18688 * config/s390/s390.h (processor_flags): PF_DFP added.
18689 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18690 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18691 when the bit is NOT set so remove it from the defaults.
18693 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18695 * genemit.c (main): Print include statement for dfp.h.
18696 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18699 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18701 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18703 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18706 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18707 instead of PATTERN.
18709 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18711 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18712 attr_length_call, output_call, output_indirect_call): Cleanup
18713 formatting of targetm calls.
18715 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18717 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18719 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18721 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18722 reservation, bypass and anti-bypass descriptions for these
18723 instructions. Update move patterns.
18724 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18727 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18729 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18730 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18731 (get_initial_def_for_reduction): Likewise.
18733 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18735 Fix PR tree-optimization/29922
18736 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18737 (get_representative): Removed.
18738 (value_dies_in_block_x): Update for rvuse removal.
18739 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18740 (compute_antic_aux): Handle when PHI nodes appear in
18741 non-single-successors.
18742 (dump_bitmap_of_names): Removed.
18743 (compute_antic_safe): Renamed and removed rvuse calculation.
18744 Calculate only antic safe.
18745 (insert_into_preds_of_block): Remove assert.
18746 (execute_pre): Update for renamed functions.
18747 (defer_or_phi_translate_block): New function.
18749 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18751 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18752 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18754 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18755 Follow spelling conventions.
18757 * tree-data-ref.h: Remove the prototype for analyze_array.
18759 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18761 PR tree-optimization/31041
18762 * tree-vect-transform.c (get_initial_def_for_induction): Call
18763 force_gimple_operand.
18765 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18767 * ipa-type-escape.c (look_for_casts) : Revert code to use
18768 handled_component_p due to ada test a-numaux.adb.
18770 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18772 * final.c (final_scan_insn): Alter the condition of a
18773 conditional trap if we have nonstandard CC.
18775 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18777 * configure.ac: Remove excess quoting from asm line 0 test.
18778 * configure: Rebuilt.
18780 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18782 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18783 * c-common.c (convert_and_check): Move warning logic to...
18784 (warnings_for_convert_and_check): ...here. Define.
18785 * c-common.h (warnings_for_convert_and_check): Declare.
18787 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18789 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18790 (output_call): Likewise.
18792 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18794 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18796 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18798 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18800 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18802 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18803 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18805 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18807 PR tree-optimization/31183
18808 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18809 Use double_int instead of unsigned int for representing access_strides.
18810 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18812 2007-03-16 Richard Guenther <rguenther@suse.de>
18814 PR tree-optimization/31146
18815 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18816 to allow recursion of forward_propagate_addr_expr.
18817 (forward_propagate_addr_into_variable_array_index): Likewise.
18818 (forward_propagate_addr_expr): Likewise.
18819 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18820 (forward_propagate_addr_expr_1): Recurse on simple copies
18821 instead of propagating into them. Do so for useless conversions
18823 (forward_propagate_addr_expr): Clean up unused statements after
18826 2007-03-16 Richard Guenther <rguenther@suse.de>
18828 * builtins.c (expand_builtin_cexpi): Use the right argument
18829 for the expansion via cexp.
18831 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18833 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18834 * configure: Rebuilt.
18836 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18839 * dwarf2out.c (force_type_die): Adjust comment.
18840 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18842 2007-03-15 DJ Delorie <dj@redhat.com>
18844 * config/frv/predicates.md (minmax_operator): Don't check operands
18847 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18849 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18850 Update constant estimates of number of iterations.
18851 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18852 argument renamed to "realistic".
18853 (compute_estimated_nb_iterations): Removed.
18854 (record_niter_bound): New function.
18855 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18856 call record_nonwrapping_iv with upper = false.
18857 (infer_loop_bounds_from_signedness): Pass upper argument to
18858 record_nonwrapping_iv.
18859 (estimate_numbers_of_iterations_loop): Do not call
18860 compute_estimated_nb_iterations. Record estimate based on profile
18861 information. Initialize the constant estimates of number of
18863 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18865 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18866 number of iterations is too small.
18867 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18868 (EST_NOT_AVAILABLE): Removed.
18869 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18870 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18873 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18875 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18876 Handle NE_EXPR guards.
18878 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18881 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18882 Set also -pedantic-errors by default for the preprocessor unless
18883 -fpermissive is given.
18885 2007-03-15 Richard Guenther <rguenther@suse.de>
18887 PR middle-end/29719
18888 PR middle-end/31161
18889 * builtins.c (expand_builtin_cexpi): As a fallback if we
18890 don't have builtins for sincos or cexp create a function
18891 declaration for cexp and expand to a call to that.
18892 (expand_builtin_int_roundingfn): Always fall
18893 back to floor/ceil and its variants even if they may be
18896 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18898 PR middle-end/31159
18899 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18900 jump tables, move the call to delete_dead_jumptables from here...
18901 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18902 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18903 don't allow merging of blocks that try_redirect_by_replacing_jump
18904 also does not handle when not optimizing.
18906 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18907 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18909 * config/i386/i386.md (x86_sahf_1): Correctly handle
18912 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18915 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18916 x86_64_general_operand as operand[2] predicate. Remove "iF"
18917 from operand constraints and use "e" constraint instead.
18918 (*subti3_1, *subti3_1 splitter): Ditto.
18919 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18920 operand[1] predicate.
18922 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18924 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18925 arrays, multiply the access strides by the size of the sub-array.
18926 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18928 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18930 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18931 the configured assembler supports the sahf mnemonic.
18932 * configure: Regenerate.
18933 * config.in: Regenerate.
18935 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18936 emit "sahf" or ".byte\t0x9e" as asm template.
18938 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18941 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18942 option to replace hard coded TARGET_xxx in md file.
18943 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18944 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18945 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18946 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18947 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18948 (X86_TUNE_NOT_VECTORMODE): Ditto.
18949 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18950 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18951 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18952 (TUNE_SLOW_IMUL_IMM8): Ditto.
18953 (TUNE_MOVE_M1_VIA_OR): Ditto.
18954 (TUNE_NOT_UNPAIRABLE): Ditto.
18955 (TUNE_NOT_VECTORMODE): Ditto.
18957 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18960 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18961 tuning options instead of hard coded TARGET_xxx.
18962 (fix ssemode peephole2's): Ditto.
18963 (imul peephole2's): Ditto.
18965 (movdi_or_rex64): Ditto.
18966 (move peephole2): Ditto.
18967 (not peephole2's): Ditto.
18969 2007-03-14 Dirk Mueller <dmueller@suse.de>
18971 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18972 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18973 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18975 * c-parser.c (c_parser_do_statement): Warn about empty body in
18976 do/while statement.
18977 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18978 * doc/invoke.texi (-Wempty-body): Update documentation.
18980 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18983 * c-common.h (warn_for_div_by_zero): Declare.
18984 * c-common.c (warn_for_div_by_zero): Define.
18985 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18988 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18990 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18991 to PREFIX and STANDARD_PREFIX.
18993 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18994 Phil Edwards <phil@codesourcery.com>
18996 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18997 (__gthread_once_t): Remove busy field for RTPs.
18998 (__GTHREAD_ONCE_INIT): Update accordingly.
19000 2007-03-14 Richard Sandiford <richard@codesourcery.com>
19002 * doc/invoke.texi: Document VxWorks options.
19004 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
19006 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
19008 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
19010 PR tree-optimization/30590
19011 * tree-nrv.c (tree_nrv): Check for the partial update of the
19014 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19016 * flags.h (flag_random_seed): Remove declaration, in favor of...
19017 * toplev.h (get_random_seed, set_random_seed): ... these.
19018 * tree.c (get_file_function_name): Use the former.
19019 * opts.c (common_handle_option): Use the latter.
19022 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
19024 PR middle-end/31127
19025 * cse.c (cse_find_path): Do not bail out if a basic block that
19026 we already visited now becomes part of a path that starts at a
19027 different basic block. Just disallow this, to make sure we
19028 visit each basic block at most once.
19030 2007-03-13 Jan Hubicka <jh@suse.cz>
19032 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
19033 attributes, when profile esitmate is present, calls with very low
19034 frequency are cold.
19036 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
19038 PR tree-optimization/30730
19039 PR tree-optimization/26900
19040 * tree-ssa-loop-niter.c: Include gmp.h.
19041 (bounds): New type.
19042 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
19043 split_to_var_and_offset, determine_value_range,
19044 bound_difference_of_offsetted_base, refine_bounds_using_guard,
19045 bound_difference, bounds_add, bounds_negate,
19046 number_of_iterations_ne_max, dump_affine_iv): New functions.
19047 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
19048 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
19049 difference of initial and final value of control iv to validate
19051 (number_of_iterations_cond): Add loop parameter. Determine bounds
19052 on the difference of the extremes of the control iv. Add dumps.
19053 (expand_simple_operations): Handle phi nodes.
19054 (simplify_using_initial_conditions): Do not record used conditions.
19055 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
19056 Do not set additional_info.
19057 (implies_nonnegative_p, implies_ge_p): Removed.
19058 (derive_constant_upper_bound): Do not use parameter `additional'.
19059 (record_estimate): Parameter `additional' removed. Parameter
19060 `i_bound' added. Do not call derive_constant_upper_bound.
19061 (record_nonwrapping_iv): Use derive_constant_upper_bound to
19062 bound the number of iterations estimate.
19063 (estimate_numbers_of_iterations_loop): Pass the estimate from
19064 the number of iterations analysis to record_estimate.
19065 * tree.h (multiple_of_p): Declare.
19066 * tree-scalar-evolution.c (expression_expensive_p): Removed.
19067 (scev_const_prop): Do not check expression_expensive_p.
19068 * fold-const.c (multiple_of_p): Exported.
19069 * double-int.c (double_int_mask): Exported.
19070 * double-int.h (double_int_mask): Declare.
19071 * tree-flow.h (struct tree_niter_desc): Removed additional_info
19072 field. Added max field.
19074 2007-03-13 David Taylor <taylor@candd.org>
19077 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
19080 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19083 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
19084 two unamed patterns.
19086 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
19088 * config/i386/i386.opt (mcx16, msahf): New options.
19089 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
19090 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
19092 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
19093 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
19094 Output -mcx16 and -msahf options when corresponding bit is set.
19096 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
19097 and -msahf options.
19099 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19101 * configure.ac: Test for assembler tolerance to # 0 "".
19102 * configure, config.in: Rebuilt.
19103 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
19105 2007-03-13 Geoffrey Keating <geoffk@apple.com>
19107 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
19109 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
19110 (handle_syscall): Handle direct system calls.
19111 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
19113 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19115 * doc/invoke.texi: Fix cpp.info cross-reference.
19116 * doc/passes.texi: Fix gcc.info cross-reference.
19118 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
19120 PR tree-optimization/30835
19121 * lambda-code.c (can_convert_to_perfect_nest): Check whether
19122 bb_for_stmt is not NULL before accessing it.
19124 2007-03-12 Joseph Myers <joseph@codesourcery.com>
19126 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
19129 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19132 * doc/install.texi: Document --enable-stage1-languages
19134 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
19136 * tree-pass.h (pass_into_cfg_layout_mode,
19137 pass_outof_cfg_layout_mode): Declare.
19138 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
19139 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
19140 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
19141 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
19143 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
19145 * c-decl.c (warn_variable_length_array): New function.
19146 Refactored from grokdeclarator to handle warn_vla
19147 and handle unnamed array case.
19148 (grokdeclarator): Refactored VLA warning case.
19149 * c.opt (Wvla): New flag.
19150 * doc/invoke.texi (Wvla): New warning.
19152 2007-03-12 Richard Henderson <rth@redhat.com>
19154 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
19155 (TARGET_SECTION_TYPE_FLAGS): New.
19157 2007-03-12 Richard Henderson <rth@redhat.com>
19159 * config/darwin.c (machopic_reloc_rw_mask): New.
19160 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
19161 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
19163 2007-03-12 Mark Mitchell <mark@codesourcery.com>
19165 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
19166 * cppdefault.h (cpp_PREFIX): Document.
19167 (cpp_PREFIX_len): Likewise.
19168 (cpp_EXEC_PREFIX): New variable.
19169 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
19170 * c-incpath.c (add_standard_paths): Correct logic for relocating
19171 paths within prefix.
19173 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
19175 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
19176 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
19178 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
19179 fix_truncdfdi_sse using SSEMODEF mode macro.
19180 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
19181 fix_truncdfsi_sse using SSEMODEF mode macro.
19182 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
19183 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
19185 2007-03-12 Richard Sandiford <richard@codesourcery.com>
19187 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
19188 elfos.h to tm_file.
19190 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
19192 * tree.h : Add multiple_of_p declaration.
19193 * fold-const.c (multiple_of_p): Make multiple_of_p public.
19194 * ipa-type-escape.c (results_of_malloc): Redundant.
19195 (visited_stmts): New. Visited stmt for walk_use_def_chains.
19196 (cast_type): Extended with new members.
19197 (check_cast): Returns cast_type.
19198 (cast): New structure for data of walk_use_def_chains.
19199 (is_malloc_result, is_cast_from_non_pointer_1,
19200 is_cast_from_non_pointer,
19201 is_array_access_through_pointer_and_index): New functions.
19202 (look_for_casts): Returns cast types.
19203 (check_call): Returns void.
19204 (okay_pointer_operation): Use support of pointer plus index,
19205 pointer plus constant and allow all multiplications.
19207 2007-03-11 Richard Guenther <rguenther@suse.de>
19209 PR tree-optimization/31115
19210 * tree-vrp.c (extract_range_from_binary_expr): Make sure
19211 the shift count is positive and non-anti-range for RSHIFT_EXPR.
19212 A shift count of zero is not special as with *_DIV_EXPR.
19213 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
19216 2007-03-11 Ian Lance Taylor <iant@google.com>
19218 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
19219 the *_DIV_EXPR codes correctly with overflow infinities.
19221 2007-03-11 Ira Rosen <irar@il.ibm.com>
19223 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
19224 indicate success/failure of the analysis. Add negation to subtrahend
19225 in case of subtraction. Fail if both operands contain constants.
19226 (create_data_ref): Fail if analyze_offset fails.
19228 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
19230 * config/i386/i386.md (frndintxf2): Rename to ...
19231 (rintxf2): ... this. Remove expander having same name.
19232 (rintsf2, rintdf2): Implement using SSEMODEF macro.
19233 (roundsf2, rounddf2): Ditto.
19234 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
19235 (lround<mode>di2, lround<mode>si2): Ditto.
19237 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
19239 * lower-subreg.c: Include except.h.
19240 (decompose_multiword_subregs): Verify that the only control flow
19241 insns we can split are loads to multi-words pseudos.
19242 Handle breaking such blocks after splitting, instead of calling
19243 find_many_sub_basic_blocks.
19245 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
19246 on the new basic block. Add a lengthy comment explaining why we
19247 thought this was necessary.
19248 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
19250 2007-03-10 Mark Mitchell <mark@codesourcery.com>
19253 * tree.c (walk_type_fields): Recurse into the element type of
19254 ARRAY_TYPEs if there is a pointer set.
19256 2007-03-10 Dirk Mueller <dmueller@suse.de>
19258 * c-common.c (warn_logical_operator): Fix condition.
19260 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
19262 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
19264 * config/darwin.c (machopic_select_section): Remove superfluous
19265 argument in call to categorize_decl_for_section. Remove unused
19268 2007-03-10 Joseph Myers <joseph@codesourcery.com>
19270 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
19272 * configure: Regenerate.
19274 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
19277 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
19278 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
19279 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
19280 Add LABEL_NUSES to emitted label.
19281 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
19282 branch probability value to emitted jump insn.
19283 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
19284 Do not check life information and do not re-arrange input operands
19285 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
19287 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19289 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
19290 the change of decode_asm_operands.
19292 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19294 * mode-switching.c (create_pre_exit): Skip blockage insn.
19296 2007-03-09 Diego Novillo <dnovillo@redhat.com>
19298 * tree-pass.h (TODO_update_smt_usage): Remove.
19300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19304 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19306 * pa.c (attr_length_call): Revise condition for long
19307 pc-relative branch.
19308 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
19309 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
19310 sequence on SOM target.
19312 2007-03-09 Geoffrey Keating <geoffk@apple.com>
19314 * gcc.c: Document %{, in big comment at top.
19315 (input_suffix_matches): Remove special handling for .s and
19317 (input_spec_matches): New.
19318 (handle_braces): Handle %{,.
19319 (validate_switches): ',' indicates a value which is not a switch.
19320 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
19321 to detect assembler input.
19322 * config/i386/sol2.h (CPP_SPEC): Likewise.
19323 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
19324 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
19325 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
19326 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
19327 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
19328 -m64 causes deployment target to default to 10.5.
19329 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19331 2007-03-09 Richard Henderson <rth@redhat.com>
19334 * target.h (targetm.asm.out.reloc_rw_mask): New.
19335 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
19336 (TARGET_ASM_OUT): Use it.
19337 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
19338 * varasm.c (categorize_decl_for_section): Remove shlib argument;
19339 use the new reloc_rw_mask target hook instead.
19340 (default_section_type_flags_1): Merge into...
19341 (default_section_type_flags): ... here.
19342 (decl_readonly_section_1): Merge into...
19343 (decl_readonly_section): ... here.
19344 (default_elf_select_section_1): Merge into...
19345 (default_elf_select_section): ... here.
19346 (default_unique_section_1): Merge into...
19347 (default_unique_section): ... here.
19348 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
19349 (default_select_rtx_section): Use it.
19350 (default_elf_select_rtx_section): Likewise.
19351 * output.h: Update to match.
19352 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
19353 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
19354 (TARGET_ASM_RELOC_RW_MASK): New.
19355 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
19356 to categorize_decl_for_section.
19357 (x86_64_elf_unique_section): Likewise.
19358 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
19359 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
19360 (TARGET_ASM_RELOC_RW_MASK): New.
19361 * config/ia64/ia64.c (ia64_rwreloc_select_section,
19362 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
19363 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
19364 (TARGET_RWRELOC): Remove.
19365 (ia64_section_type_flags): Adjust call to default_section_type_flags.
19366 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
19367 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
19368 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
19369 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
19370 (rs6000_xcoff_select_section): Use decl_readonly_section.
19371 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
19372 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
19373 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
19374 (TARGET_SECTION_TYPE_FLAGS): Remove.
19375 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
19377 2007-03-09 Roger Sayle <roger@eyesopen.com>
19379 * fold-const.c (fold_comparison): Remove compile-time evaluation of
19380 complex constant equality/inequality comparisons for here.
19381 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
19382 known at compile-time or can be simplified to a scalar comparison.
19383 (fold_relational_const): Move compile-time evaluation of complex
19384 constant equality/inequality comparisons to here.
19386 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19388 PR rtl-optimization/30643
19389 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
19391 (fold_rtx): Recurse, like before 2006-11-03.
19393 2007-03-09 DJ Delorie <dj@redhat.com>
19395 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
19398 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
19400 PR tree-optimization/30375
19401 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
19402 LHS of statements is not the same.
19403 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
19405 2007-03-09 Chao-ying Fu <fu@mips.com>
19407 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
19409 * doc/invoke.texi (-mdspr2): Document new option.
19410 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
19411 New unspec for DSP REV 2.
19412 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
19413 these instructions are extended in DSP REV 2.
19414 (mips-dspr2.md): Include.
19415 * config/mips/mips.opt (mdspr2): New option.
19416 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
19417 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
19418 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
19419 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
19420 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
19421 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
19422 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
19424 (bdesc_map): Add one field of unsupported_target_flags.
19425 (bdesc_arrays): Update entries to have extra fields. Add
19427 (mips_init_builtins): Initialize new function types.
19428 Check unsupported_target_fileds to filter out builtins.
19429 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
19431 (ASM_SPEC): Pass mdspr2 to the assembler.
19432 * config/mips/mips-dspr2.md: New file.
19434 2007-03-09 Sa Liu <saliu@de.ibm.com>
19436 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
19438 2007-03-09 Ian Lance Taylor <iant@google.com>
19440 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
19441 argument) like -Wstrict-overflow=2.
19442 * doc/invoke.texi (Warning Options): Update documentation.
19444 2007-03-09 Dirk Mueller <dmueller@suse.de>
19447 * doc/invoke.texi (-Wlogical-op): Document.
19448 * common.opt (-Wlogical-op): New.
19449 * c-common.h (warn_logical_operator): Declare.
19450 * c-common.c (warn_logical_operator): Define.
19451 * c-typeck.c (parser_build_binary_op): Call
19452 warn_logical_operator.
19454 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19456 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
19457 * final.c (final_scan_insn): Test for non-"" file name.
19459 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
19461 * doc/loop.texi: Document the Omega linear constraints solver.
19462 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
19463 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
19464 omega-hash-table-size, omega-max-keys, and
19465 omega-eliminate-redundant-constraints.
19466 * tree-pass.h (pass_check_data_deps): Declared.
19469 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
19470 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
19471 pass_check_data_deps): New.
19472 * tree-data-ref.c (init_data_ref): Remove declaration.
19473 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
19474 (analyze_array): Renamed init_array_ref, move up initializations.
19475 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
19476 Removed arguments that are set to NULL.
19477 (analyze_indirect_ref): Correct indentation, correct call to
19479 (object_analysis): Call init_array_ref instead of analyze_array.
19480 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
19481 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
19482 of DR_ACCESS_FNS_ADDR.
19483 (init_omega_eq_with_af, omega_extract_distance_vectors,
19484 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
19485 ddr_consistent_p): New.
19486 (compute_affine_dependence): Check consistency of ddrs when
19487 flag_check_data_deps is passed.
19488 (analyze_all_data_dependences): Uncomment.
19489 (tree_check_data_deps): New.
19490 * tree-data-ref.h: Include omega.h.
19491 (DR_ACCESS_FNS_ADDR): Removed.
19492 (data_dependence_relation): Add inner_loop.
19493 (DDR_INNER_LOOP): New.
19494 * common.opt (fcheck-data-deps): New.
19495 * tree-flow.h (tree_check_data_deps): Declare.
19496 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
19497 (OBJS-common): Depend on omega.o.
19499 * passes.c (pass_check_data_deps): Scheduled.
19500 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
19501 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
19502 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
19503 PARAM_VECT_MAX_VERSION_CHECKS,
19504 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
19506 2007-03-09 Richard Guenther <rguenther@suse.de>
19508 PR tree-optimization/30904
19509 PR middle-end/31058
19510 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
19511 the same way as *_DIV_EXPR.
19513 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19515 * recog.c (decode_asm_operands): No mixed declarations and code.
19517 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19519 * rtl.def (ASM_INPUT): Add location.
19520 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
19521 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
19522 (decode_asm_operands): Add loc operand.
19523 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
19524 * stmt.c (expand_asm): Rename to...
19525 (expand_asm_loc): ... this. Add locus argument. Pass it on to
19526 gen_rtx_ASM_INPUT_loc.
19527 (expand_asm_expr): Adjust.
19528 * recog.c (decode_asm_operands): Add loc operand.
19529 (check_asm_operands, extract_insn): Adjust.
19530 * reload1.c (maybe_fix_stack_asms): Likewise.
19531 * final.c (asm_insn_count): Likewise.
19532 (final_scan_insn): Output # line before and after asm.
19534 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
19536 * tree-ssa-structalias.c (variable_info): Remove
19538 (new_var_info): Ditto.
19539 (shared_bitmap_info_t): New structure.
19540 (shared_bitmap_table): New variable.
19541 (shared_bitmap_hash): New function.
19542 (shared_bitmap_eq): Ditto
19543 (shared_bitmap_lookup): Ditto.
19544 (shared_bitmap_add): Ditto.
19545 (merge_smts_into): Change to take bitmap directly.
19546 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
19547 (init_alias_vars): Init shared bitmap hashtable.
19548 (delete_points_to_sets): Delete shared bitmap hashtable.
19549 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
19550 is_aliased removal as a change that was still necessary was
19553 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
19555 * config/i386/i386.h (override_options): Conditionally disable
19556 x86_sahf for 64bit targets only.
19558 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19561 * c-decl.c (merge_decls): Don't call make_var_volatile.
19562 * varasm.c (make_var_volatile): Remove.
19563 * output.h (make_var_volatile): Remove.
19565 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
19567 PR tree-optimization/31085
19568 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
19570 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19572 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
19573 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
19574 ATTR_CONST_NOTHROW_LIST.
19576 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19579 2007-03-08 Diego Novillo <dnovillo@redhat.com>
19581 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
19583 2007-03-08 Geoffrey Keating <geoffk@apple.com>
19586 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
19588 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
19589 passed, use shared libgcc.
19591 2007-03-08 Roger Sayle <roger@eyesopen.com>
19593 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
19594 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19595 (honor_protect_cleanup_actions, lower_try_finally_switch):
19597 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19598 ifc_temp_var): Likewise.
19599 * tree-inline.c (setup_one_parameter): Likewise.
19600 * tree-mudflap.c (mf_decl_cache_locals,
19601 mf_build_check_statement_for): Likewise.
19602 * tree-nested.c (init_tmp_var, save_tmp_var,
19603 finalize_nesting_tree_1): Likewise.
19604 * tree-outof-ssa.c (insert_copy_on_edge,
19605 insert_backedge_copies): Likewise.
19606 * tree-profile.c (tree_gen_edge_profiler,
19607 tree_gen_ic_profiler): Likewise.
19608 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19609 * tree-sra.c (sra_build_assignment): Likewise.
19610 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19611 * tree-ssa-math-opts.c (insert_reciprocals,
19612 execute_cse_sincos_1): Likewise.
19613 * tree-tailcall.c (adjust_accumulator_values,
19614 adjust_return_value): Likewise.
19615 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19616 * tree-vect-transform.c (vect_create_data_ref_ptr,
19617 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19618 vect_create_epilog_for_reduction, vectorizable_reduction,
19619 vectorizable_call, vectorizable_conversion,
19620 vectorizable_assignment, vectorizable_operation,
19621 vectorizable_type_demotion, vect_gen_widened_results_half,
19622 vect_permute_store_chain, vectorizable_store,
19623 vect_setup_realignment, vect_permute_load_chain,
19624 vectorizable_load, vectorizable_condition,
19625 vect_create_cond_for_align_checks): Likewise.
19626 * tree-vrp.c (build_assert_expr_for): Likewise.
19628 2007-03-08 Ian Lance Taylor <iant@google.com>
19630 * tree-vrp.c: Include "intl.h".
19631 (usable_range_p): New static function.
19632 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19633 overflowed values, juts set *strict_overflow_p.
19634 (compare_values): Only return -2 if one of the operands is not a
19636 (compare_ranges): Call usable_range_p.
19637 (compare_range_with_value): Likewise.
19638 (vrp_evaluate_conditional_warnv): Rename from
19639 vrp_evaluate_conditional. Make static. Change all callers.
19640 (vrp_evaluate_conditional): New function.
19641 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19642 on signed overflow.
19643 (simplify_abs_using_ranges): Likewise.
19644 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19645 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19646 within_stmt parameter.
19647 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19648 vrp_evaluate_conditional.
19649 * tree-ssa-threadedge.c
19650 (record_temporary_equivalences_from_stmts_at_dest): Change
19651 simplify parameter to take a second tree parameter.
19652 (simplify_control_stmt_condition): Likewise.
19653 (thread_across_edge): Likewise.
19654 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19655 (thread_across_edge): Likewise.
19656 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19658 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19660 * config/i386/i386.h (TARGET_SAHF): New define.
19661 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19662 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19663 (x86_sahf): New global variable.
19664 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19665 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19666 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19667 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19669 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19670 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19671 when expanding fcomi/sahf based tests.
19672 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19673 expanding sahf based alternative. Emit sahf based sequence when
19674 optimizing for code size.
19675 * config/i386/i386.md (x86_sahf_1): Do not disable for
19676 TARGET_64BIT, enable for TARGET_SAHF.
19678 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19680 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19681 spurious whitespace from error message.
19683 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19686 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19688 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19690 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19692 * tree-sra.c (instantiate_element): Propagate disabled warnings
19693 from the element itself to the created variable.
19695 2007-03-07 Richard Henderson <rth@redhat.com>
19698 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19699 silently fix up the stack in the case of a missing register.
19701 2007-03-07 Paul Brook <paul@codesourcery.com>
19703 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19705 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19707 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19709 (phase1_vrs): Use them.
19710 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19711 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19712 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19713 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19714 __gnu_Unwind_Restore_WMMXC if required.
19715 (_Unwind_VRS_Pop): Implement iWMMXt support.
19716 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19717 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19718 gnu_Unwind_Save_WMMXC): Define.
19720 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19722 * config/vxworks.h (vxworks_override_options): Declare.
19723 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19724 * config/vxworks.c: Include target.h and toplev.h.
19725 (vxworks_override_options): New function.
19726 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19728 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19730 * config/s390/s390.c (override_options): Don't emit an error when
19731 -mstack-size is used without providing -mstack-guard.
19732 (s390_emit_prologue): Choose stack_guard value automatically if not
19733 provided via command line.
19734 * doc/invoke.texi: Adjust description of -mstack-guard and
19737 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19739 * config/i386/i386.c (output_set_got): Add a GOT initialization
19740 sequence for VxWorks PIC.
19741 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19742 around labels as well as symbols. Use gotoff_operand instead
19743 of local_symbolic_operand.
19744 (legitimize_pic_address): Use gotoff_operand instead of
19745 local_symbolic_operand. Use @GOT accesses for labels as
19747 (ix86_output_addr_diff_elt): Use PC-relative rather than
19748 GP-relative offsets for VxWorks PIC.
19749 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19750 no_new_pseudos. Check whether the returned register is op0.
19751 * config/i386/i386.md (tablejump): Use PC-relative rather than
19752 GP-relative offsets for VxWorks PIC.
19753 * config/i386/predicates.md (gotoff_operand): New predicate.
19755 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19757 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19759 * config/vxworks-dummy.h: New file.
19760 * config/i386/i386.h: Include it.
19762 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19764 * dwarf2out.c (is_inlined_entry_point): New
19765 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19766 DW_AT_ranges if the first subblock is the entry point.
19768 2007-03-06 David Daney <ddaney@avtrex.com>
19770 * doc/install.texi (mips-*-*): Change recommended binutils
19773 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19775 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19776 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19778 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19779 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19781 2007-03-06 Jan Hubicka <jh@suse.cz>
19783 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19784 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19786 (probably_cold_bb_p): Cold functions are cold.
19787 (probably_never_executed_bb_p): Cold functions are cold.
19788 (tree_bb_level_predictions): Predict calls to cold functions as not
19790 (compute_function_frequency): Check hot/cold attributes.
19791 * function.h (function_frequency): Update comments.
19792 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19793 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19794 (c_common_att): Add cold and hot.
19796 * doc/extend.texi (hot,cold attributes): Document.
19798 2007-03-06 Andrew Haley <aph@redhat.com>
19800 * function.c (expand_function_end): Move blockage to just after we
19801 emit the label for the naked return from the function.
19803 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19805 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19808 2007-03-06 Jan Hubicka <jh@suse.cz>
19810 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19811 loaded for constant large models. Non-large 64bit PIC can do.
19812 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19813 * cmodel.h: Add LARGE PIC.
19814 * i386.md (UNSPEC_PLTOFF): New.
19815 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19817 (*call_1_rex64): Disable for large models.
19818 (*call_1_rex64_large): New.
19819 (*call_value_1_rex64): Disable for large models.
19820 (*call_value_1_rex64_large): New.
19821 (set_rip_rex4): New.
19822 (set_got_offset_rex64): New.
19823 * predicates.md (constant_call_address_operand): For large model
19824 constant calls are not possible.
19825 * i386-protos.h (construct_plt_address): Declare.
19826 * i386.c (override_options): Accept large models.
19827 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19828 (legitimate_constant_p): Add new UNSPECs.
19829 (legitimate_pic_operand_p): Likewise.
19830 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19831 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19833 (output_pic_addr_const): Add PLTOFF.
19834 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19835 (ix86_expand_move): Legitimize pic address when in PIC mode.
19836 (construct_plt_address): New function.
19837 (ix86_expand_call): Offload the address to register and use GOT
19838 pointer for large model.
19839 * invoke.texi (mcmodel=large): Update documentation.
19841 2007-03-06 Richard Henderson <rth@redhat.com>
19843 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19844 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19845 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19846 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19847 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19848 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19849 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19850 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19851 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19852 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19853 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19854 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
19855 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19856 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19857 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
19858 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19859 x86_schedule, x86_use_bt, x86_pad_returns,
19860 x86_use_xchgb): Merge into ...
19861 (ix86_tune_features): ... here. New array.
19862 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19863 x86_bswap): Merge into ...
19864 (ix86_arch_features): ... here. New array.
19865 (x86_3dnow_a): Remove.
19866 (x86_accumulate_outgoing_args): Make static.
19867 (x86_arch_always_fancy_math_387): Make static.
19868 (ix86_tune_mask, ix86_arch_mask): Move ...
19869 (override_options): ... to local variables here. Apply the
19870 appropriate mask to each element of ix86_arch_features and
19871 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19872 as were done in the old macros.
19873 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19874 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19875 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19876 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19877 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19878 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19879 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19880 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19881 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19882 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19883 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19884 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19885 x86_accumulate_outgoing_args, x86_prologue_using_move,
19886 x86_epilogue_using_move, x86_decompose_lea,
19887 x86_arch_always_fancy_math_387, x86_shift1,
19888 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19889 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19890 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19891 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19892 x86_use_incdec, x86_pad_returns, x86_bswap,
19893 x86_partial_flag_reg_stall): Remove.
19894 (enum ix86_tune_indices): New.
19895 (ix86_tune_features): New.
19896 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19897 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19898 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19899 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19900 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19901 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19902 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19903 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19904 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19905 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19906 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19907 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19908 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19909 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19910 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19911 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19912 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19913 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19914 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19915 TARGET_EXT_80387_CONSTANTS): Use it.
19916 (enum ix86_arch_indices): New.
19917 (ix86_arch_features): New.
19918 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19919 TARGET_BSWAP): Use it.
19920 (ix86_tune_mask, ix86_arch_mask): Remove.
19922 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19925 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19926 Define using $${sysroot_headers_suffix}.
19927 * configure: Regenerate.
19928 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19929 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19931 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19932 * gcc.c (print_sysroot_headers_suffix): New.
19933 (option_map): Include --print-sysroot-headers-suffix.
19934 (display_help): Mention -print-sysroot-headers-suffix.
19935 (process_command): Handle -print-sysroot-headers-suffix.
19936 (do_spec_1): Append multilib directory to include-fixed path if
19937 sysroot suffixes in use.
19938 (main): Handle -print-sysroot-headers-suffix.
19939 * Makefile.in (start.encap): Don't depend on xlimits.h
19940 (xlimits.h): Remove.
19941 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19942 limits.h for each multilib in fixinc_list.
19943 (fixinc_list, s-fixinc_list): New.
19944 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19945 generate them for each multilib in fixinc_list.
19946 (stmp-fixproto): Use include-fixed. Run fixproto for each
19947 multilib in fixinc_list.
19948 (mostlyclean): Don't remove xlimits.h.
19949 (clean): Remove include-fixed.
19950 (real-install-headers-tar, real-install-headers-cpio,
19951 real-install-headers-cp): Don't copy include, only include-fixed.
19952 (install-mkheaders): Depend on fixinc_list. Don't depend on
19953 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19954 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19955 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19957 2007-03-06 Jan Hubicka <jh@suse.cz>
19959 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19962 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19964 * configure.ac: Allow tm_file to contain build-directory files.
19965 * configure: Regenerate.
19966 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19967 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19968 * config/m68k/print-sysroot-suffix.sh: New file.
19970 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19972 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19973 of pic_offset_table_rtx if reload_completed.
19974 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19975 PIC_OFFSET_TABLE_REGNUM.
19976 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19978 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19979 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19981 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19983 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19984 functions that call eh_return.
19986 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19988 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19989 functions that need a constant pool.
19991 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19994 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19995 (m68k_preferred_reload_class): Likewise.
19996 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19997 (SECONDARY_RELOAD_CLASS): Define.
19998 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19999 (LIMIT_RELOAD_CLASS): Delete.
20000 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
20001 registers from storing bytes.
20002 (m68k_secondary_reload_class): New function.
20003 (m68k_preferred_reload_class): Likewise.
20005 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20007 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
20009 (m68k_expand_prologue): Likewise.
20011 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20013 * config/m68k/m68k-protos.h (output_sibcall): Declare.
20014 (mips_expand_epilogue): Add a bool parameter.
20015 (m68k_legitimize_sibcall_address): Declare.
20016 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
20017 (m68k_expand_epilogue): Add a parameter to select between sibling
20018 and normal epilogues. Only generate a return for the latter.
20019 (m68k_ok_for_sibcall_p): New function.
20020 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
20021 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
20022 (sibcall_value, *sibcall_value): Likewise.
20023 (*call, *call_value): Require !SIBLING_CALL_P.
20024 (epilogue): Update call to m68k_expand_epilogue.
20025 (sibcall_epilogue): New pattern.
20026 * config/m68k/predicates.md (const_call_operand): Say that this
20027 predicate applies to sibling calls too.
20028 (sibcall_operand): New predicate.
20030 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20032 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
20033 alternatives as movsi_cf.
20034 (movsf_cf_hard): Add commentary.
20036 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
20037 Richard Sandiford <richard@codesourcery.com>
20039 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
20040 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
20041 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
20042 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
20043 as being live on exit from an interrupt function.
20044 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
20045 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
20046 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
20047 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
20048 (m68k_interrupt_function_p): Globalize.
20049 (m68k_compute_frame_layout): Remove reverse mask code.
20050 (m68k_emit_movem, m68k_set_frame_related): New functions.
20051 (m68k_output_function_prologue): Delete in favor of...
20052 (m68k_expand_prologue): ...this new function.
20053 (m68k_output_function_epilogue): Delete in favor of...
20054 (m68k_expand_epilogue): ...this new function.
20055 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
20057 (print_operand): Handle %?.
20058 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
20059 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
20060 (prologue, epilogue): New patterns.
20061 (return): Turn into a define_expand.
20062 (*return): New pattern, derived from old "return" pattern. Use rte
20063 rather than rts for interrupt functions. Only use rtd if the pop
20065 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
20066 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
20067 (link, *link, unlink, *unlink, load_got): Likewise.
20069 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20073 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
20074 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
20075 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
20076 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
20077 and m68k_matches_u_p.
20078 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
20079 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
20080 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
20081 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
20082 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
20083 (REG_STRICT_P): New macro.
20084 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
20085 PCREL_GENERAL_OPERAND_OK.
20086 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
20087 m68k_legitimate_base_reg_p.
20088 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
20089 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
20090 (PIC_CASE_VECTOR_ADDRESS): Update comment.
20091 * config/m68k/m68k.c (m68k_address): New structure.
20092 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
20093 (m68k_decompose_index, m68k_legitimate_constant_address_p)
20094 (m68k_jump_table_ref_p, m68k_decompose_address)
20095 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
20096 (m68k_matches_u_p): New functions.
20097 (print_operand_address): Rewrite to use m68k_decompose_index.
20099 2007-03-05 David Taylor <dtaylor@emc.com>
20101 * gcc.c: Correct copyright date in --version output.
20103 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20105 * pa.md: In unamed move patterns, disparge copies between general
20106 and floating point registers using '?' modifier. Don't include 'f'
20107 constraint for register preferences in DImode, SImode, HImode and
20108 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
20109 Remove constraints for copies between general and floating registers
20110 in soft-float DFmode pattern.
20111 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
20115 2007-03-05 Mike Stump <mrs@apple.com>
20117 * c-common.c (targetcm): Add.
20118 * c-opts.c (c_common_handle_option): Handle language specific
20120 * opts.c (handle_option): Verify language for target options, if
20122 * opth-gen.awk: Add CL_LANG_ALL.
20123 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
20124 (TARGETCM_INITIALIZER): Add.
20125 * target.h (struct gcc_targetcm): Add.
20127 * targhooks.c (default_handle_c_option): Add.
20128 * targhooks.h (default_handle_c_option): Add.
20129 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
20131 * config/darwin.opt (iframework): Add.
20132 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
20133 * config/darwin-c.c (handle_c_option): Add.
20134 (TARGET_HANDLE_C_OPTION): Add.
20136 * doc/invoke.texi (Darwin Options): Add -iframework.
20138 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20140 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
20143 2007-03-05 Ian Lance Taylor <iant@google.com>
20145 * c.opt (fgnu89-inline): New option.
20146 * c-opts.c (c_common_post_options): Set default value for
20148 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
20149 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
20151 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
20152 (grokdeclarator, start_function): Likewise.
20153 * c-cppbuiltin.c (c_cpp_builtins): Define either
20154 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
20155 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
20156 (C Dialect Options): Document -fgnu89-inline.
20157 * doc/extend.texi (Function Attributes): Explain what the
20158 gnu_inline attribute does.
20159 * doc/cpp.texi (Common Predefined Macros): Document
20160 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20162 2007-03-05 Ian Lance Taylor <iant@google.com>
20164 PR tree-optimization/31034
20165 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
20166 half-range if the other side is an overflow infinity.
20168 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
20170 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
20171 (bfin*-linux-uclibc*): New configuration.
20172 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
20174 * config/bfin/linux.h: New file.
20175 * config/bfin/libgcc-bfin.ver: New file.
20176 * config/bfin/t-bfin-uclinux: New file.
20177 * config/bfin/t-bfin-linux: New file.
20178 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
20179 (TARGET_OS_CPP_BUILTINS): New macro.
20181 2007-03-05 Richard Guenther <rguenther@suse.de>
20183 * fold-const.c (fold_binary): Remove duplicate folding
20184 of comparison of non-null ADDR_EXPR against null.
20186 2007-03-05 Richard Guenther <rguenther@suse.de>
20187 Dorit Nuzman <dorit@il.ibm.com>
20189 PR tree-optimization/26420
20190 * tree-vectorizer.c (vectorize_loops): Bail out early if there
20191 are no loops in the function. Only print the number of
20192 vectorized loops if it is greater than zero or we are supposed
20193 to print information about unvectorized loops.
20195 2007-03-05 Revital Eres <eres@il.ibm.com>
20197 * gcc.dg/var-expand1.c: New test.
20198 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
20199 when an accumulator is expanded.
20201 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20204 * c-common.c (convert_and_check): Don't give warnings for
20205 conversion if 'expr' already overflowed.
20207 2007-03-04 Roger Sayle <roger@eyesopen.com>
20209 PR middle-end/30744
20210 * fold-const.c (fold_comparison): Enforce type consistency when
20211 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
20213 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
20215 * tree-ssa-address.c (create_mem_ref): Do not put an expression
20216 containing a cast to the base of TARGET_MEM_REF.
20218 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
20220 * tree.c (tree_contains_struct_check_failed): Remove spurious
20221 whitespace from error message.
20223 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
20226 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
20227 instead of precision.
20229 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
20230 Nathan Sidwell <nathan@codesourcery.com>
20232 * emit-rtl.c (find_auto_inc): New.
20233 (try_split): recreate REG_INC notes,
20234 Use regular for loops rather than whiles.
20236 2007-03-03 Andreas Schwab <schwab@suse.de>
20238 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
20239 * configure: Regenerate.
20241 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20243 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
20244 flag_rounding_math, not flag_unsafe_math_optimizations.
20246 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
20248 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
20249 alpha_fold_vector_minmax): Likewise.
20250 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20251 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
20253 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20255 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
20256 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
20257 if the lhs has side-effects.
20258 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
20260 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20262 * config/i386/i386.h (TUNEMASK): Remove define.
20263 (ARCHMASK): Remove define.
20264 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
20265 Use ix86_arch_mask variable instead of ARCHMASK.
20266 * config/i386/i386.c (override_options): Ditto.
20267 (standard_80387_constant_p): Ditto.
20269 2007-03-02 Ian Lance Taylor <iant@google.com>
20271 Used signed infinities in VRP.
20272 * tree-vrp.c (uses_overflow_infinity): New static function.
20273 (supports_overflow_infinity): New static function.
20274 (make_overflow_infinity): New static function.
20275 (negative_overflow_infinity): New static function.
20276 (positive_overflow_infinity): New static function.
20277 (is_negative_overflow_infinity): New static function.
20278 (is_positive_overflow_infinity): New static function.
20279 (is_overflow_infinity): New static function.
20280 (overflow_infinity_range_p): New static function.
20281 (compare_values_warnv): New function split out of compare_values.
20282 (compare_value): Call it.
20283 (set_value_range_to_nonnegative): Add overflow_infinity
20284 parameter. Change caller.
20285 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
20287 (vrp_expr_computes_nonzero): Likewise.
20288 (compare_ranges, compare_range_with_value): Likewise.
20289 (compare_name_with_value, compare_names): Likewise.
20290 (vrp_evaluate_conditional): Likewise.
20291 (set_value_range): Handle infinity
20292 (vrp_operand_equal_p, operand_less_p): Likewise.
20293 (extract_range_from_assert): Likewise.
20294 (vrp_int_const_binop): Likewise.
20295 (extract_range_from_binary_expr): Likewise.
20296 (extract_range_from_unary_expr): Likewise.
20297 (extract_range_from_comparison): Likewise.
20298 (extract_range_from_expr): Likewise.
20299 (dump_value_range): Likewise.
20300 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
20301 (test_for_singularity): Likewise.
20302 (vrp_int_const_binop): Remove inline qualifier.
20303 (adjust_range_with_scev): Add comment.
20304 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20306 2007-03-02 Diego Novillo <dnovillo@redhat.com>
20308 * tree-ssa-structalias.c (could_have_pointers): Tidy.
20309 (get_constraint_for): Likewise.
20310 (do_structure_copy): Likewise.
20311 (find_func_aliases): Fix references to MODIFY_EXPR.
20312 (intra_create_variable_infos): Tidy.
20313 * tree-ssa-operands.c (add_virtual_operand): Add argument
20315 When adding members of alias sets, if IS_CALL_SITE is true and
20316 the symbol is not call-clobbered, skip it.
20317 Adjust all callers.
20319 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20321 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
20322 entry by means of emit_insn_at_entry.
20324 2007-03-02 Richard Henderson <rth@redhat.com>
20326 * expr.h (promoted_input_arg): Remove decl.
20327 * function.c (promoted_input_arg): Merge into ...
20328 * combine.c (setup_incoming_promotions): ... only caller.
20329 Rearrange to avoid double loop.
20331 2007-03-02 Ben Elliston <bje@au.ibm.com>
20332 Peter Bergner <bergner@vnet.ibm.com>
20333 Janis Johnson <janis187@us.ibm.com>
20335 * config/rs6000/dfp.md: New file.
20336 * config/rs6000/rs6000.md: Include dfp.md.
20337 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
20338 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
20339 and TDmode decimal float modes in FP registers.
20340 (num_insns_constant): Likewise.
20341 (rs6000_legitimate_offset_address_p): Likewise.
20342 (rs6000_legitimize_address): Likewise.
20343 (rs6000_legitimize_reload_address): Likewise.
20344 (rs6000_legitimate_address): Likewise.
20345 (rs6000_emit_move): Likewise.
20346 (function_arg_boundary): Likewise.
20347 (function_arg_advance): Likewise.
20348 (rs6000_darwin64_record_arg_recurse): Likewise.
20349 (function_arg): Likewise.
20350 (rs6000_gimplify_va_arg): Likewise.
20351 (rs6000_split_multireg_move): Likewise.
20352 (rs6000_output_function_epilogue): Likewise.
20353 (rs6000_output_function_epilogue): Likewise.
20354 (rs6000_register_move_cost): Likewise.
20355 (rs6000_function_value): Likewise.
20356 (rs6000_libcall_value): Likewise.
20358 2007-03-02 Richard Sandiford <richard@codesourcery.com>
20360 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
20362 2007-03-02 Richard Sandiford <richard@codesourcery.com>
20364 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
20365 Use $MULTIDIR to choose between the kernel and RTP headers,
20366 and use $WIND_BASE and $WIND_USR to locate them.
20368 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20370 * config/i386/i386.c (override_options): Put initialization of
20371 ix86_tune_mask and ix86_arch_mask to the correct place.
20373 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20374 Michael Meissner <michael.meissner@amd.com>
20377 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
20378 (ARCHMASK): Define.
20379 (TARGET_CMOVE): Use ARCHMASK.
20380 (TARGET_CMPXCHG): Ditto.
20381 (TARGET_CMPXCHG8B): Ditto.
20382 (TARGET_XADD): Ditto.
20383 (TARGET_BSWAP): Ditto.
20384 * config/i386/i386.c (ix86_tune_mask): New global variable.
20385 (ix86_arch_mask): Ditto.
20386 (override_options): Initialize ix86_tune_mask and
20387 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
20390 2007-03-02 Ben Elliston <bje@au.ibm.com>
20393 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
20395 2007-03-02 Joseph Myers <joseph@codesourcery.com>
20397 * target.h (init_dwarf_reg_sizes_extra): New target hook.
20398 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
20399 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
20400 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
20402 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
20403 rs6000_init_dwarf_reg_sizes_extra): New.
20404 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
20405 SPE register high parts.
20407 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
20409 * Makefile.in: Add install-pdf target as
20410 copied from automake v1.10 rules.
20411 * configure.ac: Add install-pdf to target list.
20412 * configure: Regenerate.
20414 2007-03-01 Paul Brook <paul@codesourcery.com>
20416 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
20417 modes to LDRD for DImode.
20418 (output_move_double): Fixup out of range ldrd/strd.
20419 (vfp_secondary_reload_class): Rename...
20420 (coproc_secondary_reload_class): ... to this. Add wb argument.
20421 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
20422 coproc_secondary_reload_class for CLASS_IWMMXT.
20423 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
20424 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
20426 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
20428 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
20429 unroll factor by the estimated number of iterations.
20430 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
20431 than prefetch latency.
20433 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
20434 decode_caches_intel, detect_caches_intel): New functions.
20435 (host_detect_local_cpu): Use detect_caches_amd and
20436 detect_caches_intel.
20438 2007-03-01 Richard Henderson <rth@redhat.com>
20440 * expr.c (emit_move_complex_push): Export.
20441 (emit_move_complex_parts): Split out from ...
20442 (emit_move_complex): ... here.
20443 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
20444 * config/i386/i386.md (movcdi): New.
20446 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
20448 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
20449 size of mode1 to check for tieable modes in MMX case.
20451 2007-03-01 Richard Sandiford <richard@codesourcery.com>
20453 * Makefile.in (rtlanal.o): Depend on tree.h.
20454 * rtl.h (offset_within_section_p, split_const): Declare.
20455 * rtlanal.c: Include tree.h.
20456 (offset_within_block_p): New function, taken from
20457 mips_offset_within_object_p.
20458 (split_const): New function, taken from mips_split_const.
20459 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
20461 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
20462 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
20463 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
20464 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
20465 (m68k_illegitimate_symbolic_constant_p): New function.
20466 * config/m68k/m68k.md (movsi): Remove misleading predicates.
20467 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
20468 symbolic constant that might be outside the symbol's section,
20469 move the symbol first and then add the offset.
20470 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
20472 * config/mips/mips.c (mips_split_const): Delete.
20473 (mips_offset_within_object_p): Delete.
20474 (mips_symbolic_constant_p): Use offset_within_section_p and
20475 split_const instead of mips_offset_within_object_p and
20477 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
20478 (mips_legitimize_const_move, print_operand_reloc)
20479 (mips_dangerous_for_la25_p): Use split_const instead of
20482 2007-02-28 Eric Christopher <echristo@apple.com>
20484 * Makefile.in (install-include-dir): Don't rm -rf include.
20486 2007-02-28 Richard Guenther <rguenther@suse.de>
20488 PR middle-end/30364
20489 * fold-const.c (fold_binary): Do not associate expressions
20490 with more than one variable for integer types that do not wrap.
20492 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
20494 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
20495 Delete, and replace with...
20496 (fold_builtin_call_array): This. Update callers to use it.
20497 * fold-const.c (fold_build_call_list): Delete, and replace with...
20498 (fold_build_call_array): This.
20499 (fold_build_call_list_initializer): Delete, and replace with...
20500 (fold_build_call_array_initializer): This.
20501 * tree.h: Update declarations to reflect above changes.
20503 * c-typeck.c (build_function_call): Store converted arguments
20504 in a stack-allocated array instead of building a list.
20505 (convert_arguments): Store arguments in the array passed in as an
20506 argument, and return the actual number of arguments.
20507 * c-format.c: (check_function_format): Pass arguments in an
20508 array instead of a list.
20509 * c-common.c (check_function_nonnull): Likewise.
20510 (check_function_sentinel): Likewise.
20511 (check_function_arguments): Likewise.
20512 * c-common.h: Update declarations to reflect above changes.
20514 2007-02-28 Jan Hubicka <jh@suse.cz>
20516 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
20517 PRED_NEGATIVE_RETURN): Update outcomes.
20519 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
20521 * calls.c (emit_library_call_value_1): Handle partial registers
20522 correctly when building up CALL_INSN_FUNCTION_USAGE.
20524 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20526 * pa/predicates.md (move_src_operand): Allow zero for mode.
20527 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
20530 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
20533 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
20534 *movv2df_internal): Enable pattern only for valid operand
20536 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
20537 tie only 128bit modes. For MMX registers, tie only 64bit modes.
20539 2007-02-27 Mike Stump <mrs@apple.com>
20541 * config/darwin-crt3.c: Avoid compilation when compiling for a
20544 2007-02-27 Joseph Myers <joseph@codesourcery.com>
20546 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
20548 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
20549 for fixed headers and limits.h.
20550 (install-include-dir, install-headers-tar, install-headers-cpio,
20551 install-headers-cp, real-install-headers-tar,
20552 real-install-headers-cpio, real-install-headers-cp): Handle
20553 include-fixed as well as include.
20554 (install-mkheaders): Don't install files that go only in include
20556 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
20557 from GCC_INCLUDE_DIR.
20558 * gcc.c (process_command): Remove special -BstageN/ handling.
20559 (do_spec_1): Add include-fixed directories.
20561 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20563 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
20565 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
20567 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
20570 2007-02-27 Mark Mitchell <mark@codesourcery.com>
20572 * c-common.c (get_priority): Add check for
20573 SUPPORTS_INIT_PRIORITY.
20575 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20577 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
20579 * config/bfin/bfin.c: Include "cfglayout.h".
20580 (MAX_LSETUP_DISTANCE): New macro.
20581 (struct loop_info): New members incoming, incoming_src and
20582 incoming_dest. Delete member predecessor.
20583 (length_for_loop): New function.
20584 (bfin_optimize_loop): Handle more different loop structures.
20585 (bfin_discover_loop): Rework detection of predecessor blocks by
20586 examining incoming edges.
20587 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
20589 (bfin_reorder_loops): New function.
20590 (bfin_reorg_loops): Use these three new functions.
20592 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
20593 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
20594 (CONSTRAINT_LEN): Add entry for 'q'.
20595 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
20596 Add 'q' constraints.
20597 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20598 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20600 * config/bfin/bfin.md (add_with_carry): New pattern.
20601 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20602 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20603 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20604 support unsigned multiplies too. Removed incorrect commutativity from
20605 operand 1 constraint where appropriate.
20606 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20608 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20609 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20611 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20612 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20613 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20614 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20615 usmulhisi_hh_huh): New patterns.
20617 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20618 lshifthi3): Fix output template to use half reg for operand 2.
20620 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20623 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20625 2007-02-27 Andreas Schwab <schwab@suse.de>
20627 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20629 2007-02-27 Jan Hubicka <jh@suse.cz>
20631 * predict.c (last_basic_block_p): Remove.
20632 (tree_estimate_probability): Update return heuristic for commonized
20635 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20637 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20639 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20641 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20642 * doc/cpp.texi: Standardize title page.
20643 * doc/cppinternals.texi: Likewise.
20644 * doc/gcc.texi: Standardize title page, remove version number
20645 from copyright page.
20646 * doc/gccint.texi: Likewise.
20647 * doc/install.texi: Standardize title page, add table of
20650 2007-02-26 Jan Hubicka <jh@suse.cz>
20652 * predict.def: Set outcomes according to more recent results.
20653 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20654 Remove dead predictors.
20655 * predict.c (return_prediction): Fix pasto.
20657 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20659 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20660 change; avoid a memory leak when returning early.
20662 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20664 * c-decl.c (static_ctors): Move to c-common.c.
20665 (static_dtors): Likewise.
20666 (finish_function): Use c_record_cdtor_fn.
20667 (build_cdtor): Move to c-common.c.
20668 (c_write_global_declarations): Use c_build_cdtor_fns.
20669 * c-common.h (static_ctors): Declare.
20670 (static_dtors): Likewise.
20671 (c_record_cdtor_fn): Likewise.
20672 (c_build_cdtor_fns): Likewise.
20673 * c-common.c (static_ctors): New variable.
20674 (static_dtors): Likewise.
20675 (c_record_cdtor_fn): New function.
20676 (build_cdtor): Move from c-decl.c
20677 (c_build_cdtor_fns): New function.
20679 * output.h (assemble_addr_to_section): Declare.
20680 (get_cdtor_priority_section): Likewise.
20681 * varasm.c (assemble_addr_to_section): New function.
20682 (get_cdtor_priority_section): Likewise.
20683 (default_named_section_asm_out_destructor): Use them.
20684 (destor_dtor_section_asm_out_destructor): Likewise.
20685 (default_named_section_asm_out_constructor): Likewise.
20686 (default_ctor_section_asm_out_constructor): Likewise.
20687 * config.gcc (*-*-vxworks*): Include vxworks.o.
20688 * config/t-vxworks (vxworks.o): New target.
20689 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20690 (TARGET_ASM_CONSTRUCTOR): Define.
20691 (TARGET_ASM_DESTRUCTOR): Likewise.
20692 (vxworks_asm_out_constructor): Declare.
20693 (vxworks_asm_out_destructor): Likewise.
20695 * c-common.c (get_priority): Check that we have not just an
20696 INTEGER_CST, but an integer constant with integeral type.
20698 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20700 PR tree-optimization/30938
20701 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20702 use &dt[nargs-1] instead of &dt[nargs] in the call to
20703 vect_is_simple_use().
20705 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20707 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20708 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20709 Do not attempt to handle MEM inside auto-inc expressions.
20710 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20711 of a register modified by an auto-inc expression. However, do handle
20712 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20713 (elimination_effects): Prohibit elimination of a register modified
20714 by an auto-inc expression. Disable register elimination rules whose
20715 target register is modified by an auto-inc expression with variable
20718 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20720 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20722 (array_at_struct_end_p): New function.
20723 (idx_infer_loop_bounds): Use it.
20724 (estimate_numbers_of_iterations_loop): Export.
20725 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20726 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20727 (tree_estimate_probability): Call record_loop_exits.
20728 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20729 (estimated_loop_iterations, estimated_loop_iterations_int,
20730 estimated_loop_iterations_tree): New functions.
20731 (analyze_siv_subscript_cst_affine,
20732 compute_overlap_steps_for_affine_1_2,
20733 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20734 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20735 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20736 (PRED_LOOP_ITERATIONS_GUESSED): New.
20737 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20738 * cfgloop.h (estimate_numbers_of_iterations_loop,
20739 estimated_loop_iterations_int): Declare.
20741 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20743 * doc/extend.texi: Document optional priority argument to
20744 constructors and destructors.
20745 * tree.c (init_priority_for_decl): Adjust GTY markers.
20746 (init_ttree): Use priority-info hash functions for
20747 init_priority_for_decl.
20748 (tree_map_eq): Rename to ...
20749 (tree_map_base_eq): ... this.
20750 (tree_map_marked_p): Rename to ...
20751 (tree_map_base_marked_p): ... this.
20752 (tree_map_base_hash): New function.
20753 (decl_init_priority_lookup): Rework.
20754 (decl_fini_priority_lookup): New function.
20755 (decl_priority_info): New function.
20756 (decl_init_priority_insert): Use it.
20757 (decl_fini_priority_insert): Likewise.
20758 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20760 (decl_restrict_base_insert): Likewise.
20761 (decl_debug_expr_insert): Likewise.
20762 (decl_value_expr_lookup): Likewise.
20763 (decl_value_expr_insert): Likewise.
20764 * tree.h (priority_type): New type.
20765 (decl_init_priority_lookup): Use priority_type.
20766 (decl_fini_priority_lookup): New function.
20767 (decl_init_priority_insert): Use priority_type.
20768 (decl_fini_priority_insert): New function.
20769 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20770 (DECL_INIT_PRIORITY): Likewise.
20771 (SET_DECL_INIT_PRIORITY): Add comment.
20772 (DECL_FINI_PRIORITY): New macro.
20773 (SET_DECL_FINI_PRIORITY): Likewise.
20774 (DEFAULT_INIT_PRIORITY): Document.
20775 (MAX_INIT_PRIORITY): Likewise.
20776 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20777 (tree_map_base): New type.
20778 (tree_map_base_eq): New function.
20779 (tree_map_base_hash): Likewise.
20780 (tree_map_base_marked_p): Likewise.
20781 (tree_map): Inherit from tree_map_base.
20782 (tree_map_eq): Make it a macro.
20783 (tree_map_marked_p): Likewise.
20784 (tree_int_map): Inherit from tree_map_base.
20785 (tree_int_map_eq): Make it a macro.
20786 (tree_int_map_hash): Likewise.
20787 (tree_int_map_marked_p): Likewise.
20788 (tree_priority_map): New type.
20789 (tree_priority_map_eq): New macro.
20790 (tree_priority_map_hash): Likewise.
20791 (tree_priority_map_marked_p): Likewise.
20792 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20794 (emutls_common_1): Likewise.
20795 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20796 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20797 of tree_map hierarchy.
20798 * tree-cfg.c (move_stmt_r): Likewise.
20799 (new_label_mapper): Likewise.
20800 * c-tree.h (c_expand_body): Move to ...
20801 * c-common.h (c_expand_body): ... here.
20802 * c-decl.c (c_expand_body): Move to ...
20803 * c-common.c (c_expand_body): ... here.
20804 (c_common_attribute_table): Allow 1 argument for the constructor
20805 and destructor attributes.
20806 (get_priority): New function.
20807 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20808 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20810 2007-02-24 Jan Hubicka <jh@suse.cz>
20812 PR middle-end/30509
20813 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20814 copying for inlining.
20816 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20817 Jan Hubicka <jh@suse.cz>
20820 * i386.c (counter_mode): New function.
20821 (expand_set_or_movmem_via_loop): Use it.
20822 (expand_movmem_epilogue): Likewise; fix pasto.
20823 (ix86_expand_movmem): Do emit guard even for constant counts.
20824 (ix86_expand_setmem): Likewise.
20826 2007-02-25 Nick Clifton <nickc@redhat.com>
20828 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20829 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20831 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20834 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20835 count argument with 0x10, not with 0x16.
20836 (expand_setmem_epilogue): Ditto.
20838 2007-02-24 Mike Stump <mrs@apple.com>
20840 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20843 2007-02-24 Richard Guenther <rguenther@suse.de>
20845 PR middle-end/30951
20846 * fold-const.c (fold_binary): Fold x +- CST op x for
20847 EQ_EXPR and NE_EXPR.
20849 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20851 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20853 2007-02-24 Jan Hubicka <jh@suse.cz>
20855 * cgraphunit.c (decide_is_function_needed): Honor
20856 -fkeep-inline-functions.
20858 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20860 * builtins.c (fold_builtin_modf): New.
20861 (fold_builtin_2): Use it.
20863 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20865 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20866 (determine_max_iter): Take additional LOOP arg; all callers changed.
20867 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20868 one using simplifications.
20869 (simplify_using_initial_values): Return if the expression becomes
20870 invalid due to altered regs.
20872 2007-02-23 DJ Delorie <dj@redhat.com>
20874 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20876 2007-02-23 Mike Stump <mrs@apple.com>
20878 * tlink.c (scan_linker_output): Parse linker messages from
20879 darwin9's linker better.
20881 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20884 * varpool.c (varpool_assemble_pending_decls): Set
20885 varpool_last_needed_node to null.
20887 2007-02-23 DJ Delorie <dj@redhat.com>
20889 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20890 alignment bigger than the object file can handle.
20892 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20895 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20896 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20897 (*movsf_1): Penalize MMX moves.
20899 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20901 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20902 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20904 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20906 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20908 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20909 (fold_builtin_1): Use them.
20910 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20911 BUILT_IN_SIGNIFICAND.
20913 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20915 * config/i386/i386.c (bdesc_1arg): Initialize
20916 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20917 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20918 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20919 and IX86_BUILTIN_MOVSLDUP.
20921 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20923 PR rtl-optimization/30841
20924 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20926 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20928 * builtins.c (fold_builtin_frexp): New.
20929 (fold_builtin_2): Use it.
20931 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20933 * doc/invoke.texi (Spec Files): Document getenv spec function.
20935 * gcc.c (getenv_spec_function): New function.
20936 (static_spec_functions): Add it.
20937 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20938 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20941 2007-02-22 Michael Matz <matz@suse.de
20944 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20945 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20947 2007-02-22 Ian Lance Taylor <iant@google.com>
20950 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20951 (mem_loc_descriptor): Call it.
20953 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20954 Ira Rosen <irar@il.ibm.com>
20956 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20958 2007-02-22 Ira Rosen <irar@il.ibm.com>
20960 PR tree-optimization/30843
20961 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20962 stores only after all the group is vectorized.
20964 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20966 PR tree-optimization/30858
20967 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20968 in the reduction cycle have a single use in the loop.
20969 * tree-vectorizer.h (relevant): Add documentation.
20971 2007-02-20 Mike Stump <mrs@apple.com>
20973 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20974 * configure: Regenerate.
20976 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20978 Change the defaults of some parameters and options.
20979 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20980 * config/spu/spu.c (spu_optimization_options): Add.
20981 (spu_override_options): Change params in spu_optimization_options.
20982 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20984 Register 127 is only 16 byte aligned when used as a frame pointer.
20985 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20986 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20987 HARD_FRAME_POINTER_REGNUM.
20988 (spu_legitimate_address): Use regno_aligned_for_reload.
20989 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20990 aligned when frame_pointer_needed is true.
20991 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20993 * config/spu/spu.h (INIT_EXPANDERS): Define.
20995 Make sure shift and rotate instructions have valid immediate operands.
20996 * config/spu/predicates.md (spu_shift_operand): Remove.
20997 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20998 * config/spu/constraints.md (W, O): Extend range.
20999 * config/spu/spu.md (umask, nmask): Define.
21000 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
21001 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
21002 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
21003 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
21004 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
21005 (lshr<mode>3_reg): Fix rtl description.
21007 Make sure mulhisi immediate operands are valid.
21008 * config/spu/predicates.md (imm_K_operand): Add.
21009 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
21011 Generate constants using fsmbi and andi.
21012 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
21013 (print_operand, spu_split_immediate, classify_immediate,
21014 fsmbi_const_p): Handle IC_FSMBI2.
21016 Correctly handle a CONST_VECTOR containing symbols.
21017 * config/spu/spu.c (print_operand): Handle HIGH correctly.
21018 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
21019 (immediate_load_p): Allow symbols that use 2 instructions to create.
21020 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
21021 with symbols when flag_pic is set.
21022 (const_vector_immediate_p): New.
21023 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
21024 accept a CONST_VECTOR with symbols.
21025 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
21026 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
21028 * config/spu/spu.md (high, low): Delete.
21029 (low_<mode>): Define.
21031 Remove INTRmode and INTR_REGNUM, which didn't work.
21032 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
21034 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
21035 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
21036 peephole2 pattern): Don't use INTR or 131.
21037 (movintrcc): Delete.
21038 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
21039 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
21040 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
21041 (UNSPEC_SET_INTR): Add.
21042 * config/spu/spu-modes.def (INTR): Remove.
21044 More accurate warnings about run-time relocations.
21045 * config/spu/spu.c (reloc_diagnostic): Test in_section.
21047 Correctly warn about immediate arguments to specific intrinsics.
21048 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
21049 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
21050 the instruction predicate.
21052 Fix tree check errors with latest update.
21053 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
21055 (spu_expand_builtin): Use CALL_EXPR_FN.
21057 Add missing specific intrinsics.
21058 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
21060 * config/spu/spu_internals.h: Ditto.
21062 Fix incorrect operand modifiers.
21063 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
21064 * config/spu/spu.md (xor<mode>3): Change %S to %J.
21066 Optimize one case of zero_extend of a vec_select.
21067 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
21069 Accept any immediate for hbr.
21070 * config/spu/spu.md (hbr): Change s constraints to i.
21072 2007-02-21 Paul Brook <paul@codesourcery.com>
21074 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
21075 condexec_count when skipping USE and CLOBBER.
21077 2007-02-21 Nick Clifton <nickc@redhat.com>
21079 * common.opt (Warray-bounds): Add Warning attribute.
21080 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
21082 (fsized-zeroes): Add Optimization attribute.
21083 (fsplit-wide-types, ftree-scev-cprop): Likewise.
21084 * c.opt (Wc++0x-compat): Add Warning attribute.
21086 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
21088 PR middle-end/30761
21089 * reload1.c (eliminate_regs_in_insn): In the single_set special
21090 case, attempt to re-recognize the insn before falling back to
21091 having reload fix it up.
21093 2007-02-20 Eric Christopher <echristo@gmail.com>
21095 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
21096 Rewrite accordingly.
21097 (frv_read_iacc_argument): Ditto.
21098 (frv_expand_set_builtin): Take a call instead of arglist, update for
21100 (frv_expand_unop_builtin): Ditto.
21101 (frv_expand_binop_builtin): Ditto.
21102 (frv_expand_cut_builtin): Ditto.
21103 (frv_expand_binopimm_builtin): Ditto.
21104 (frv_expand_voidbinop_builtin): Ditto.
21105 (frv_expand_int_void2arg): Ditto.
21106 (frv_expand_prefetches): Ditto.
21107 (frv_expand_voidtriop_builtin): Ditto.
21108 (frv_expand_voidaccop_builtin): Ditto.
21109 (frv_expand_load_builtin): Ditto.
21110 (frv_expand_store_builtin): Ditto.
21111 (frv_expand_mdpackh_builtin): Ditto.
21112 (frv_expand_mclracc_builtin): Ditto.
21113 (frv_expand_mrdacc_builtin): Ditto.
21114 (frv_expand_mwtacc_builtin): Ditto.
21115 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
21118 2007-02-20 Janis Johnson <janis187@us.ibm.com>
21120 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
21121 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
21123 (HAVE_GAS_DFP): Check for assembler support of decimal floating
21124 point instructions.
21125 * configure: Regenerate.
21126 * config.in: Regenerate.
21127 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
21128 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
21129 masks to power6 and power6x and to POWERPC_MASKS.
21130 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21132 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
21133 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
21134 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21135 Access PROTOTYPE as variable, not mask.
21137 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21139 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
21140 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
21141 * combine.c (adjust_for_new_dest): Use it.
21142 * postreload.c (reload_combine): Likewise.
21144 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21146 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
21147 notes on an insn with multiple sets, even if single_set returns
21148 non-NULL for that insn.
21150 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21152 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
21153 scalbn and scalbln.
21155 2007-02-20 Geoffrey Keating <geoffk@apple.com>
21157 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
21158 if user didn't pass it.
21159 * config/i386/darwin.h (CC1_SPEC): Likewise.
21160 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
21161 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
21162 -mmacosx-version-min.
21164 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21165 Uros Bizjak <ubizjak@gmail.com>
21167 * optabs.h (enum optab_index): Add new OTI_scalb.
21168 (scalb_optab): Define corresponding macro.
21169 * optabs.c (init_optabs): Initialize scalb_optab.
21170 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
21172 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
21173 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
21174 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
21175 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
21176 flag_unsafe_math_optimizations is set.
21178 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
21179 to implement scalbf, scalb and scalbl built-ins as inline x87
21182 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21183 DJ Delorie <dj@redhat.com>
21186 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
21187 (diagnostic_report_diagnostic): ... here, and turn them into real
21188 errors. If warnings are inhibited, no need to do anything.
21190 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
21192 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
21193 better code generation.
21195 2007-02-20 Ben Elliston <bje@au.ibm.com>
21197 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
21199 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
21201 * config/alpha/alpha.c, config/alpha/alpha.md,
21202 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
21203 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
21204 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
21205 config/arm/lib1funcs.asm: Follow spelling conventions.
21207 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
21208 config/fr30/fr30.md, config/i386/i386.h,
21209 config/iq2000/iq2000.h, config/iq2000/predicates.md,
21210 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
21211 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
21212 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
21213 config/rs6000/altivec.md, config/rs6000/rs6000.c,
21214 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
21215 config/sparc/sparc.c, config/sparc/sparc.h,
21216 config/sparc/sparc.md, config/spu/constraints.md,
21217 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
21220 2007-02-20 Alan Modra <amodra@bigpond.net.au>
21223 * varasm.c (use_blocks_for_decl_p): Return false for decls with
21226 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21228 * doc/invoke.texi (-ftree-lrs): Remove.
21230 2007-02-19 Diego Novillo <dnovillo@redhat.com>
21232 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
21235 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
21237 * config/ia64/ia64.c (ia64_expand_builtin): Use the
21238 new CALL_EXPR_FN macro for retrieving the function
21239 declaration of the input expression.
21241 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21243 * c.opt (Waddress): New.
21244 * common.opt (Walways-true): Delete.
21245 (Wstring-literal-comparison): Delete.
21246 * doc/invoke.texi (Warning Options): Delete -Walways-true and
21247 -Wstring-literal-comparison. Add -Waddress.
21249 (Walways-true): Delete.
21250 (Wstring-literal-comparison): Delete.
21251 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
21252 consistently instead of -Walways-true in example.
21253 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
21254 * c-typeck.c (parser_build_binary_op): Replace
21255 -Wstring-literal-comparison and -Walways-true with -Waddress.
21256 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
21259 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21261 * tree-cfg.c (dump_function_to_file): Be prepared for functions
21262 without DECL_STRUCT_FUNCTION initialized.
21264 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21266 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
21267 due to calls to functions taking pointers as parameters.
21269 2007-02-19 Richard Henderson <rth@redhat.com>
21272 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
21275 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
21277 * config/s390/s390.c (s390_call_saved_register_used,
21278 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
21279 accessed to the new scheme.
21281 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21283 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
21284 (cris_print_index, cris_print_operand, cris_print_operand_address)
21285 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
21286 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
21287 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
21288 GET_CODE () == xxx.
21289 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
21290 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
21291 GO_IF_LEGITIMATE_ADDRESS): Ditto.
21292 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
21293 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
21294 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
21295 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
21296 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
21297 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
21298 (uminsi3, call, call_value): Ditto.
21299 (define_split: indir_to_reg_split, unnamed): Ditto.
21301 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
21303 PR tree-optimization/30975
21304 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
21307 2007-02-18 Eric Christopher <echristo@gmail.com>
21309 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
21310 Remove use of arglist.
21311 (mips_expand_builtin): Remove use of arglist, pass in expr.
21312 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
21313 (mips_expand_builtin_movtf): Ditto.
21314 (mips_expand_builtin_compare): Ditto.
21316 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21318 * tree-sra.c (sra_build_assignment): Replace assertion
21319 checking with a comment explaining why it can't be done.
21321 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
21323 PR middle-end/30833
21324 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
21325 during CALL_EXPR representation conversion.
21326 * tree-ssa-propagate.c (set_rhs): Likewise.
21328 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21330 * tree-sra.c (sra_build_assignment): Disable assertion checking
21333 2007-02-18 Roger Sayle <roger@eyesopen.com>
21335 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
21336 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21337 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
21339 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
21340 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
21341 gimplify_init_ctor_eval_range, gimple_push_cleanup,
21342 gimplify_omp_for, gimplify_omp_atomic_pipeline,
21343 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
21344 force_gimple_operand): Likewise.
21345 * ipa-cp.c (constant_val_insert): Likewise.
21346 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
21347 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
21348 perfect_nestify): Likewise.
21349 * langhooks.c (lhd_omp_assignment): Likewise.
21350 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
21351 lower_copyprivate_clauses, lower_send_clauses,
21352 lower_send_shared_vars, expand_parallel_call,
21353 expand_omp_for_generic, expand_omp_for_static_nochunk,
21354 expand_omp_for_static_chunk, expand_omp_sections,
21355 lower_omp_single_copy, lower_omp_for_lastprivate,
21356 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
21357 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21358 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
21361 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21363 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
21364 config/sh/sh.md: Follow spelling conventions.
21366 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
21367 config/frv/predicates.md: Follow spelling conventions.
21369 * config/m68k/linux-unwind.h: Fix a comment typo.
21370 * target.h: Follow spelling conventions.
21372 2007-02-18 Roger Sayle <roger@eyesopen.com>
21374 PR rtl-optimization/28173
21375 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
21376 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
21377 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
21378 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
21379 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
21381 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21383 * builtins.c (fold_builtin_load_exponent): New.
21384 (fold_builtin_2): Use it.
21386 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
21388 PR rtl-optimization/30773
21389 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
21390 if we fail to attach a REG_EQUIV note.
21392 2007-02-18 David Edelsohn <edelsohn@gnu.org>
21393 Roger Sayle <roger@eyesopen.com>
21395 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
21397 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
21399 * calls.c (initialize_argument_information): Pass original EXP
21400 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
21401 code to split complex arguments here, as part of initializing the
21403 (expand_call): Remove code that builds a list of arguments and
21404 inserts implicit arguments into it. Instead, just count how many
21405 implicit arguments there will be so we can determine the size of
21406 the ARGS array, and let initialize_argument_information do the work.
21407 (split_complex_values): Delete unused function.
21409 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
21411 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
21413 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
21415 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
21416 for arg pointer based indexed addressing.
21418 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21420 * config/ia64/ia64.h, config/ia64/ia64.md,
21421 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
21422 spelling conventions.
21424 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21426 * config/m68k/m68k.c (split_di): New.
21427 * config/m68k/m68k-protos.h: Declare split_di.
21428 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
21429 Improve predicate handling and split constant shifts.
21431 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21433 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
21434 parameter for register bitfield operations, general predicates
21437 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21439 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
21440 * config/m68k/linux-unwind.h: New file.
21442 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21444 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
21445 config/i386/athlon.md, config/ia64/ia64.md,
21446 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
21447 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
21448 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
21449 tree-ssa-loop-niter.c, tree-vect-analyze.c,
21450 tree-vect-transform.c: Fix comment typos.
21452 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
21454 * sched-deps.c (find_insn_list): Remove.
21455 * sched-int.h: Remove the prototype for find_insn_list.
21457 2007-02-16 Geoffrey Keating <geoffk@apple.com>
21459 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
21461 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
21462 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
21463 darwin_rs6000_override_options.
21464 (C_COMMON_OVERRIDE_OPTIONS): Expect
21465 darwin_macosx_version_min to be non-NULL always.
21466 (TARGET_C99_FUNCTIONS): Likewise.
21467 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
21468 (DARWIN_MINVERSION_SPEC): New.
21469 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
21470 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
21472 (DARWIN_MINVERSION_SPEC): New.
21473 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
21475 * config/darwin-c.c (darwin_cpp_builtins): Expect
21476 darwin_macosx_version_min to be non-NULL always.
21478 * config/rs6000/rs6000.c: Clean up trailing whitespace.
21480 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
21482 * config/i386/i386.h (x86_use_xchgb): New.
21483 (TARGET_USE_XCHGB): New macro.
21484 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
21485 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
21486 Split after reload into bswaphi for shifts of 8.
21487 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
21488 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
21489 or when optimizing for size.
21491 2007-02-16 Richard Guenther <rguenther@suse.de>
21492 Christian Bruel <christian.bruel@st.com>
21494 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
21495 DECLs but prefer SSA_NAMEs over DECLs.
21497 2007-02-16 Richard Guenther <rguenther@suse.de>
21499 * tree-flow-inline.h (single_imm_use_p): Remove.
21500 (zero_imm_uses_p): Likewise.
21501 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
21502 instead of single_imm_use_p.
21503 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
21506 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21509 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
21510 nested double- and backquotes.
21512 2007-02-15 Roger Sayle <roger@eyesopen.com>
21514 PR middle-end/30391
21515 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
21516 should be unreachable.
21517 (build2_stat): Allow construction of MODIFY_EXPR at any time.
21518 For the time being redirect GIMPLE_MODIFY_STMT to the new
21519 (renamed) build_gimple_modify_stmt_stat.
21520 (build2_gimple_stat): Rename to...
21521 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
21522 Always build a GIMPLE_MODIFY_STMT node.
21523 * tree.h (build2_gimple, build2_gimple_stat): Delete.
21524 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
21527 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
21528 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
21529 * tree-complex.c (set_component_ssa_name, expand_complex_move,
21530 expand_complex_div_wide): Likewise.
21531 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
21532 * tree-ssa-loop-im.c (schedule_sm): Likewise.
21533 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
21534 * tree-ssa-loop-manip.c (create_iv): Likewise.
21535 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
21536 abs_replacement): Likewise.
21537 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
21538 realify_fake_stores): Likewise.
21540 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
21541 node rather than a GIMPLE_MODIFY_STMT node.
21542 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
21543 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
21545 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
21546 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
21547 GIMPLE_MODIFY_STMT.
21549 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21551 PR middle-end/30433
21552 * fold-const.c (fold_comparison): Add back the
21553 folding of constant complex comparisions.
21555 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21557 PR middle-end/30729
21558 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
21559 effects unknown to this function, return early.
21561 2007-02-15 Ian Lance Taylor <iant@google.com>
21563 * lower-subreg.c (move_eh_region_note): New static function.
21564 (resolve_simple_move): Call it.
21565 (decompose_multiword_subregs): Track blocks for which we resolve a
21566 simple move which is also a control flow insn. Pass them to
21567 find_many_sub_basic_blocks.
21568 (pass_lower_subreg): Add TODO_verify_flow.
21569 (pass_lower_subreg2): Likewise.
21571 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21572 Brooks Moses <brooks.moses@codesourcery.com>
21573 Lee Millward <lee.millward@codesourcery.com>
21575 * tree.h (enum tree_code_class): Add tcc_vl_exp.
21576 (VL_EXP_CLASS_P): New.
21577 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
21579 (TREE_OPERAND_CHECK_CODE): Likewise.
21580 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21581 (TREE_RTL_OPERAND_CHECK): Likewise.
21582 (tree_operand_check_failed): Make second parameter the whole tree
21583 instead of its code. Fixed callers.
21584 (VL_EXP_CHECK): New.
21585 (TREE_OPERAND_LENGTH): New.
21586 (VL_EXP_OPERAND_LENGTH): New.
21587 (CALL_EXPR_FN): New.
21588 (CALL_EXPR_STATIC_CHAIN): New.
21589 (CALL_EXPR_ARGS): New.
21590 (CALL_EXPR_ARG): New.
21591 (call_expr_nargs): New.
21592 (CALL_EXPR_ARGP): New.
21593 (build_nt_call_list): Declare.
21594 (build_vl_exp_stat): Declare.
21595 (build_vl_exp): New.
21596 (build_call_list): Declare.
21597 (build_call_nary): Declare.
21598 (build_call_valist): Declare.
21599 (build_call_array): Declare.
21600 (call_expr_arg): Declare.
21601 (call_expr_argp): Declare.
21602 (call_expr_arglist): Declare.
21603 (fold_build_call_list): Declare.
21604 (fold_build_call_list_initializer): Declare.
21605 (fold_call_expr): Declare to replace fold_builtin.
21606 (fold_builtin_fputs): Update to agree with modified definition.
21607 (fold_builtin_strcpy): Likewise.
21608 (fold_builtin_strncpy): Likewise.
21609 (fold_builtin_memory_chk): Likewise.
21610 (fold_builtin_stxcpy_chk): Likewise.
21611 (fold_builtin_strncpy_chk): Likewise.
21612 (fold_builtin_next_arg): Likewise.
21613 (fold_build_call_expr): Declare.
21614 (fold_builtin_call_list): Declare.
21615 (fold_builtin_call_valist): Declare.
21616 (build_call_expr): Declare.
21617 (validate_arglist): Update to agree with modified definition.
21618 (tree_operand_length): New.
21619 (call_expr_arg_iterator): New.
21620 (init_call_expr_arg_iterator): New.
21621 (next_call_expr_arg): New.
21622 (first_call_expr_arg): New.
21623 (more_call_expr_args_p): New.
21624 (FOR_EACH_CALL_EXPR_ARG): New.
21626 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21627 and tcc_gimple_stmt.
21628 (tree_code_size): Update documentation. Use sizeof (tree) rather
21629 than sizeof (char *).
21630 (tree_size): Likewise. Add case for tcc_vl_exp.
21631 (tree_node_structure): Add case for tcc_vl_exp.
21632 (contains_placeholder_p): Likewise.
21633 (substitute_in_expr): Likewise.
21634 (substitute_placeholder_in_expr): Likewise.
21635 (stabilize_reference_1): Likewise.
21636 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21637 to diagnose breakage of this interface for constructing CALL_EXPRs.
21638 (build_nt): Add similar assertion here.
21639 (build_nt_call_list): New.
21640 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21641 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21643 (get_callee_fndecl): Use new CALL_EXPR accessors.
21644 (tree_operand_check_failed): Change parameters to pass entire node
21645 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21646 (process_call_operands): New.
21647 (build_vl_exp_stat): New.
21648 (build_call_list): New.
21649 (build_call_nary): New.
21650 (build_call_valist): New.
21651 (build_call_array): New.
21652 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21653 (call_expr_arglist): New.
21655 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21656 tcc_vl_exp instead of a fixed-size tcc_expression.
21658 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21659 accessors for CALL_EXPRs.
21660 (AGGR_INIT_EXPR): Likewise.
21662 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21663 Brooks Moses <brooks.moses@codesourcery.com>
21664 Lee Millward <lee.millward@codesourcery.com>
21666 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21667 (expand_builtin_nonlocal_goto): Change parameter to be entire
21668 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21669 (expand_builtin_prefetch): Likewise.
21670 (expand_builtin_classify_type): Likewise.
21671 (mathfn_built_in): Return NULL_TREE instead of 0.
21672 (expand_errno_check): Use new CALL_EXPR accessors.
21673 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21674 Return NULL_RTX instead of 0.
21675 (expand_builtin_mathfn_2): Likewise.
21676 (expand_builtin_mathfn_3): Likewise.
21677 (expand_builtin_interclass_mathfn): Likewise.
21678 (expand_builtin_sincos): Likewise.
21679 (expand_builtin_cexpi): Likewise.
21680 (expand_builtin_int_roundingfn): Likewise.
21681 (expand_builtin_int_roundingfn_2): Likewise.
21682 (expand_builtin_pow): Likewise.
21683 (expand_builtin_powi): Likewise.
21684 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21685 of arglist, fixing callers appropriately. Use new CALL_EXPR
21686 accessors and constructors. Return NULL_RTX instead of 0.
21687 (expand_builtin_strstr): Likewise.
21688 (expand_builtin_strchr): Likewise.
21689 (expand_builtin_strrchr): Likewise.
21690 (expand_builtin_strpbrk): Likewise.
21691 (expand_builtin_memcpy): Likewise.
21692 (expand_builtin_mempcpy): Likewise.
21693 (expand_builtin_mempcpy_args): New.
21694 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21695 (expand_builtin_memmove_args): New.
21696 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21697 (expand_movstr): Likewise.
21698 (expand_builtin_strcpy): Likewise.
21699 (expand_builtin_strcpy_args): New.
21700 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21701 (expand_builtin_strncpy): Likewise.
21702 (expand_builtin_memset): Likewise.
21703 (expand_builtin_memset_args): New.
21704 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21705 (expand_builtin_memcmp): Likewise.
21706 (expand_builtin_strcmp): Likewise.
21707 (expand_builtin_strncmp): Likewise.
21708 (expand_builtin_strcat): Likewise.
21709 (expand_builtin_strncat): Likewise.
21710 (expand_builtin_strspn): Likewise.
21711 (expand_builtin_strcspn): Likewise.
21712 (expand_builtin_args_info): Likewise.
21713 (expand_builtin_va_start): Likewise.
21714 (gimplify_va_arg_expr): Likewise.
21715 (expand_builtin_va_end): Likewise.
21716 (expand_builtin_va_copy): Likewise.
21717 (expand_builtin_frame_address): Likewise.
21718 (expand_builtin_alloca): Likewise.
21719 (expand_builtin_bswap): Likewise.
21720 (expand_builtin_unop): Likewise.
21721 (expand_builtin_fputs): Likewise.
21722 (expand_builtin_expect): Likewise.
21723 (expand_builtin_fabs): Likewise.
21724 (expand_builtin_copysign): Likewise.
21725 (expand_builtin_printf): Likewise.
21726 (expand_builtin_fprintf): Likewise.
21727 (expand_builtin_sprintf): Likewise.
21728 (expand_builtin_init_trampoline): Likewise.
21729 (expand_builtin_signbit): Likewise.
21730 (expand_builtin_fork_or_exec): Likewise.
21731 (expand_builtin_sync_operation): Likewise.
21732 (expand_builtin_compare_and_swap): Likewise.
21733 (expand_builtin_lock_test_and_set): Likewise.
21734 (expand_builtin_lock_release): Likewise.
21735 (expand_builtin): Likewise.
21736 (builtin_mathfn_code): Likewise.
21738 (fold_builtin_constant_p): Pass call arguments individually instead
21739 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21740 accessors and constructors. Return NULL_TREE instead of 0.
21741 (fold_builtin_expect): Likewise.
21742 (fold_builtin_classify_type): Likewise.
21743 (fold_builtin_strlen): Likewise.
21744 (fold_builtin_nan): Likewise.
21745 (integer_valued_real_p): Likewise.
21746 (fold_trunc_transparent_mathfn): Likewise.
21747 (fold_fixed_mathfn): Likewise.
21748 (fold_builtin_cabs): Likewise.
21749 (fold_builtin_sqrt): Likewise.
21750 (fold_builtin_cbrt): Likewise.
21751 (fold_builtin_cos): Likewise.
21752 (fold_builtin_cosh): Likewise.
21753 (fold_builtin_tan): Likewise.
21754 (fold_builtin_sincos): Likewise.
21755 (fold_builtin_cexp): Likewise.
21756 (fold_builtin_trunc): Likewise.
21757 (fold_builtin_floor): Likewise.
21758 (fold_builtin_ceil): Likewise.
21759 (fold_builtin_round): Likewise.
21760 (fold_builtin_int_roundingfn): Likewise.
21761 (fold_builtin_bitop): Likewise.
21762 (fold_builtin_bswap): Likewise.
21763 (fold_builtin_logarithm): Likewise.
21764 (fold_builtin_hypot): Likewise.
21765 (fold_builtin_pow): Likewise.
21766 (fold_builtin_powi): Likewise.
21767 (fold_builtin_exponent): Likewise.
21768 (fold_builtin_memset): Likewise.
21769 (fold_builtin_bzero): Likewise.
21770 (fold_builtin_memory_op): Likewise.
21771 (fold_builtin_bcopy): Deleted; call site changed to invoke
21772 fold_builtin_memory_op directly.
21773 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21774 (fold_builtin_strncpy): Likewise.
21775 (fold_builtin_memcmp): Likewise.
21776 (fold_builtin_strcmp): Likewise.
21777 (fold_builtin_strncmp): Likewise.
21778 (fold_builtin_signbit): Likewise.
21779 (fold_builtin_copysign): Likewise.
21780 (fold_builtin_isascii): Likewise.
21781 (fold_builtin_toascii): Likewise.
21782 (fold_builtin_isdigit): Likewise.
21783 (fold_builtin_fabs): Likewise.
21784 (fold_builtin_abs): Likewise.
21785 (fold_builtin_fmin_fmax): Likewise.
21786 (fold_builtin_carg): Likewise.
21787 (fold_builtin_classify): Likewise.
21788 (fold_builtin_unordered_cmp): Likewise.
21790 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21791 New functions split out from fold_builtin_1.
21792 (fold_builtin_n): New.
21793 (fold_builtin_varargs): New.
21794 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21796 (fold_call_expr): New.
21797 (build_function_call_expr): Rewrite to use new helper function.
21798 (fold_builtin_call_list): New.
21799 (build_call_expr): New.
21800 (fold_builtin_call_valist): New.
21801 (rewrite_call_expr): New.
21802 (validate_arg): New.
21803 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21804 of an arglist. Change return type to bool. Use new CALL_EXPR
21807 (fold_builtin_strstr): Pass call arguments individually instead
21808 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21809 accessors and constructors. Return NULL_TREE instead of 0.
21810 (fold_builtin_strchr): Likewise.
21811 (fold_builtin_strrchr): Likewise.
21812 (fold_builtin_strpbrk): Likewise.
21813 (fold_builtin_strcat): Likewise.
21814 (fold_builtin_strncat): Likewise.
21815 (fold_builtin_strspn): Likewise.
21816 (fold_builtin_strcspn): Likewise.
21817 (fold_builtin_fputs): Likewise.
21818 (fold_builtin_next_arg): Likewise.
21819 (fold_builtin_sprintf): Likewise.
21821 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21822 NULL_RTX instead of 0.
21823 (expand_builtin_memory_chk): Likewise.
21824 (maybe_emit_chk_warning): Likewise.
21825 (maybe_emit_sprintf_chk_warning): Likewise.
21827 (fold_builtin_object_size): Pass call arguments individually instead
21828 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21829 accessors and constructors. Return NULL_TREE instead of 0.
21830 (fold_builtin_memory_chk): Likewise.
21831 (fold_builtin_stxcpy_chk): Likewise.
21832 (fold_builtin_strncpy_chk): Likewise.
21833 (fold_builtin_strcat_chk): Likewise.
21834 (fold_builtin_strcat_chk): Likewise.
21835 (fold_builtin_strncat_chk): Likewise.
21836 (fold_builtin_sprintf_chk): Likewise.
21837 (fold_builtin_snprintf_chk): Likewise.
21838 (fold_builtin_printf): Likewise.
21839 (fold_builtin_vprintf): Likewise.
21841 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21843 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21844 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21845 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21846 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21847 (fold_unary): Likewise.
21848 (fold_binary): Likewise.
21849 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21850 ternary expressions.
21851 (fold): Add logic for tcc_vl_exp.
21852 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21853 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21854 (fold_build3_stat): Add assertion to flag broken interface for
21855 constructing CALL_EXPRs.
21856 (fold_build_call_list): New.
21857 (fold_build_call_list_initializer): New.
21858 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21860 (fold_strip_sign_ops): Likewise.
21862 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21863 Brooks Moses <brooks.moses@codesourcery.com>
21864 Lee Millward <lee.millward@codesourcery.com>
21866 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21867 accessors and dump arguments explicitly.
21869 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21871 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21873 (print_call_name): Use new CALL_EXPR accessors.
21875 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21876 CALL_EXPR arguments explicitly instead of as a list. Use
21877 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21879 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21880 (vrp_visit_stmt): Likewise.
21882 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21883 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21885 (force_move_till_expr): Likewise.
21887 * targhooks.c (default_external_stack_protect_fail): Use
21888 build_call_expr instead of build_function_call_expr.
21889 (default_hidden_stack_protect_fail): Likewise.
21891 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21894 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21895 and walk arguments explicitly.
21897 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21898 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21899 (expand_simple_operations): Likewise.
21900 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21902 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21903 of TREE_CODE_LENGTH.
21904 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21906 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21907 instead of TREE_CODE_LENGTH.
21909 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21910 (tree_ic_transform): Likewise.
21911 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21912 parameter instead of arglist. Fix callers.
21913 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21914 (tree_stringops_transform): Likewise.
21915 (tree_indirect_call_to_profile): Likewise.
21916 (tree_stringops_values_to_profile): Likewise.
21918 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21919 (eliminate_tail_call): Likewise.
21921 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21923 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21924 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21926 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21928 * omp-low.c (build_omp_barrier): Use build_call_expr.
21929 (lower_rec_input_clauses): Likewise.
21930 (lower_reduction_clauses): Likewise.
21931 (expand_parallel_call): Likewise.
21932 (maybe_catch_exception): Likewise.
21933 (expand_omp_for_generic): Likewise.
21934 (expand_omp_for_static_nochunk): Likewise.
21935 (expand_omp_sections): Likewise.
21936 (lower_omp_single_simple): Likewise.
21937 (lower_omp_single_copy): Likewise.
21938 (lower_omp_master): Likewise.
21939 (lower_omp_ordered): Likewise.
21940 (lower_omp_critical): Likewise.
21942 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21943 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21945 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21946 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21947 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21949 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21950 and generalize to handle any number of operands.
21951 (chrec_contains_undetermined): Likewise.
21952 (tree_contains_chrecs): Likewise.
21953 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21955 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21957 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21958 fold_call_expr instead of fold_builtin.
21959 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21960 match declarations there.
21961 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21964 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21965 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21967 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21968 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21970 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21973 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21974 (execute_cse_sincos): Use new CALL_EXPR accessors.
21976 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21978 * gimple-low.c (lower_function_body): Use build_call_expr.
21979 (lower_builtin_setjmp): Likewise.
21981 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21982 (set_storage_via_libcall): Likewise.
21983 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21984 instead of TREE_CODE_LENGTH.
21985 (expand_expr_real_1): Use new CALL_EXPR accessors.
21987 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21988 generalize to handle any number of operands.
21989 (TB_parent_eq): Likewise.
21991 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21992 (strip_builtin_expect): Likewise.
21994 * function.c (gimplify_parameters): Use build_call_expr.
21996 * tree-vectorizer.c (vect_is_simple_reduction): Use
21997 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21999 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
22000 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
22002 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
22005 * gimplify.c (build_stack_save_restore): Use build_call_expr.
22006 (gimplify_decl_expr): Likewise.
22007 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
22008 Use new CALL_EXPR iterators.
22009 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
22010 (gimplify_modify_expr_to_memset): Likewise.
22011 (gimplify_variable_sized_compare): Likewise.
22012 (gimplify_omp_atomic_fetch_op): Likewise.
22013 (gimplify_omp_atomic_pipeline): Likewise.
22014 (gimplify_omp_atomic_mutex): Likewise.
22015 (gimplify_function_tree): Likewise.
22017 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
22018 (call_expr_flags): Likewise.
22019 (expand_call): Likewise.
22021 * except.c (expand_builtin_eh_return_data_regno): Pass entire
22022 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22025 * coverage.c (create_coverage): Use build_call_expr.
22027 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
22028 (temp_call_expr_obstack): New.
22029 (pool_copy_list): Delete.
22030 (temp_copy_call_expr): New.
22031 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
22032 CALL_EXPR accessors. Get rid of special goo for copying argument
22033 lists and use temp_copy_call_expr instead.
22034 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
22035 CALL_EXPR accessors.
22036 (create_expression_by_pieces): Likewise. Use build_call_array
22037 to construct the result instead of fold_build3.
22038 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
22039 dealing with argument lists.
22040 (init_pre): Remove references to expression_node_pool and
22041 list_node_pool. Init temp_call_expr_obstack instead.
22042 (fini_pre): Remove references to expression_node_pool and
22045 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
22046 and walk arguments explicitly instead of as a list.
22048 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
22049 (mx_register_decls): Likewise.
22050 (mudflap_register_call): Likewise.
22051 (mudflap_finish_file): Likewise.
22053 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
22054 (ipa_callsite_compute_param): Likewise.
22056 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
22057 accessors and constructor.
22059 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
22060 accessors and constructor.
22061 (convert_tramp_reference): Likewise.
22062 (convert_call_expr): Likewise.
22063 (finalize_nesting_tree_1): Likewise.
22065 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
22068 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
22070 * tree-inline.c (initialize_inlined_parameters): Pass entire
22071 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22073 (estimate_num_insns_1): Use new CALL_EXPR accessors.
22074 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
22076 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
22077 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22078 (vectorizable_reduction): Likewise.
22079 (vectorizable_call): Use new CALL_EXPR iterators.
22080 (vectorizable_conversion): Use build_call_expr.
22081 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
22082 (vect_gen_widened_results_half): Use build_call_expr.
22083 (vect_setup_realignment): Likewise.
22084 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
22086 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
22087 (pass_through_call): Likewise.
22088 (compute_object_sizes): Likewise. Use fold_call_expr instead of
22091 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
22092 (tree_gen_pow2_profiler): Likewise.
22093 (tree_gen_one_value_profiler): Likewise.
22094 (tree_gen_ic_func_profiler): Likewise.
22095 (tree_gen_average_profiler): Likewise.
22096 (tree_gen_ior_profiler): Likewise.
22098 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
22099 (find_func_aliases): Use new CALL_EXPR accessors. Add case
22100 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22102 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
22103 of TREE_CODE_LENGTH.
22105 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
22106 of TREE_CODE_LENGTH.
22108 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
22110 (convert_to_integer): Likewise.
22112 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
22115 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22116 Brooks Moses <brooks.moses@codesourcery.com>
22117 Lee Millward <lee.millward@codesourcery.com>
22119 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
22121 * config/frv/frv.c (frv_expand_builtin): Likewise.
22122 * config/s390/s390.c (s390_expand_builtin): Likewise.
22124 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
22125 (sparc_expand_builtin): Use new CALL_EXPR accessors.
22127 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
22128 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
22129 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
22130 (ix86_expand_store_builtin): Likewise.
22131 (ix86_expand_unop_builtin): Likewise.
22132 (ix86_expand_unop1_builtin): Likewise.
22133 (ix86_expand_sse_compare): Likewise.
22134 (ix86_expand_sse_comi): Likewise.
22135 (ix86_expand_vec_init_builtin): Likewise.
22136 (ix86_expand_vec_ext_builtin): Likewise.
22137 (ix86_expand_vec_set_builtin): Likewise.
22138 (ix86_expand_builtin): Use new CALL_EXPR accessors.
22140 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
22141 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22143 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
22144 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22145 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
22147 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
22149 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22150 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
22151 arglist. Use new CALL_EXPR accessors. Fix callers.
22152 (altivec_expand_abs_builtin): Likewise.
22153 (rs6000_expand_binop_builtin): Likewise.
22154 (altivec_expand_predicate_builtin): Likewise.
22155 (altivec_expand_lv_builtin): Likewise.
22156 (spe_expand_stv_builtin): Likewise.
22157 (altivec_expand_stv_builtin): Likewise.
22158 (rs6000_expand_ternop_builtin): Likewise.
22159 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
22160 (altivec_expand_st_builtin): Likewise.
22161 (altivec_expand_dst_builtin): Likewise.
22162 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
22163 arglist. Use new CALL_EXPR accessors. Fix callers.
22164 (altivec_expand_vec_set_builtin): Likewise.
22165 (altivec_expand_vec_ext_builtin): Likewise.
22166 (altivec_expand_builtin): Use new CALL_EXPR accessors.
22167 (spe_expand_builtin): Likewise.
22168 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
22169 arglist. Use new CALL_EXPR accessors. Fix callers.
22170 (spe_expand_evsel_builtin): Likewise.
22171 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
22172 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
22174 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
22175 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22176 (arm_expand_unop_builtin): Likewise.
22177 (arm_expand_builtin): Use new CALL_EXPR accessors.
22179 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
22182 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
22183 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
22185 (bfin_expand_unop_builtin): Likewise.
22186 (bfin_expand_builtin): Use new CALL_EXPR accessors.
22188 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22189 Brooks Moses <brooks.moses@codesourcery.com>
22190 Lee Millward <lee.millward@codesourcery.com>
22192 * c-semantics.c (build_stmt): Add internal diagnostic check.
22194 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
22195 accessors. Print arguments explicitly instead of as a list.
22197 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
22199 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
22200 (c_finish_omp_flish): Likewise.
22202 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
22203 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
22204 instead of TREE_CODE_LENGTH.
22205 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
22206 (c_warn_unused_result): Likewise.
22208 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22211 * doc/invoke.texi (Warning Options): Remove
22212 -Werror-implicit-function-declaration.
22213 (Wimplicit-function-declaration): Update description.
22214 * opts.c (common_handle_option): Move handling of -Werror=* to...
22215 (enable_warning_as_error): ...here.
22216 * opts.h (enable_warning_as_error): Declare.
22217 * c-decl.c (implicit_decl_warning): Unless
22218 -Wno-implicit-function-declaration is given, emit a pedwarn if
22219 -std=c99 or emit a warning if -Wimplicit-function-declaration.
22220 * c.opt (Wimplicit-function-declaration): Replace
22221 mesg_implicit_function_declaration with
22222 warn_implicit_function_declaration.
22223 * c-opts.c (c_common_handle_option):
22224 -Werror-implicit-function-declaration is exactly equal as
22225 -Werror=implicit-function-declaration.
22226 (set_Wimplicit): Replace mesg_implicit_function_declaration with
22227 warn_implicit_function_declaration.
22228 (c_common_post_options): -Wimplict-function-declaration is enabled
22229 by default by -std=c99, otherwise is disabled by default.
22230 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
22232 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22234 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
22235 DECL on the rhs to a DECL on the lhs for debug info purposes if the
22236 former is ignored but not the latter.
22238 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22240 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
22241 is made and the reference doesn't use the alias set of its type,
22242 do not create the temporary using that type.
22244 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
22246 * jump.c: Remove prototypes for delete_computation and
22247 delete_prior_computation.
22249 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22251 * jump.c (get_label_after): Delete.
22252 (get_label_before, delete_computation, delete_jump,
22253 delete_prior_computation, follow_jumps): Move...
22254 * reorg.c (delete_computation, delete_prior_computation): ... here...
22255 (get_label_before, delete_jump): ... making these static ...
22256 (follow_jumps): ... and simplifying this since it only runs after
22258 * rtl.h (get_label_after, get_label_before, delete_jump,
22259 follow_jumps): Delete prototypes.
22261 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22263 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
22265 2007-02-15 Nick Clifton <nickc@redhat.com>
22267 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
22268 order to prevent it from being munged by the target.
22270 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
22272 * config/i386/i386.md: Remove misleading comment.
22274 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22276 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
22277 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
22280 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22282 * tree-sra.c (instantiate_missing_elements): Canonicalize
22284 (sra_build_assignment): New.
22285 (generate_copy_inout, generate_element_copy,
22286 generate_element_zero, generate_one_element_init): Use it.
22288 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22290 * tree-sra.c (instantiate_missing_elements): Canonicalize
22292 (sra_build_assignment): New.
22293 (generate_copy_inout, generate_element_copy,
22294 generate_element_zero, generate_one_element_init): Use it.
22296 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22298 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
22301 2007-02-14 Joseph Myers <joseph@codesourcery.com>
22303 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
22304 types as aggregates not scalars.
22305 * function.c (assign_stack_temp_for_type): Likewise.
22307 2007-02-14 Roger Sayle <roger@eyesopen.com>
22308 Zdenek Dvorak <dvorakz@suse.cz>
22310 * tree-dump.c (dump_switch_p_1): Require exact match of the option
22313 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
22315 * passes.c (next_pass_1): Clear the next field of the copied
22318 2007-02-14 Richard Henderson <rth@redhat.com>
22320 * tree-sra.c (early_sra): New.
22321 (decl_can_be_decomposed_p): Deny va_list if early_sra.
22322 (tree_sra_early, pass_sra_early): New.
22323 * tree-pass.h (pass_sra_early): Declare.
22324 * passes.c (init_optimization_passes): Use it.
22326 2007-02-14 Richard Guenther <rguenther@suse.de>
22328 * flags.h (issue_strict_overflow_warning): Convert to a macro.
22330 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
22332 PR tree-optimization/30771
22333 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
22335 (vect_analyze_operations): Induction phis can now be marked as
22337 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
22338 Update documentation accordingly.
22340 2007-02-14 Nick Clifton <nickc@redhat.com>
22342 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
22343 most 3 arguments are supported.
22344 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
22346 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
22348 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
22349 Ensure dst->current is valid.
22351 2007-02-13 Paul Brook <paul@codesourcery.com>
22353 * config.gcc: Add arm*-*-uclinux-*eabi.
22354 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
22355 (SUBTARGET_EXTRA_LINK_SPEC): Define.
22356 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
22357 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
22358 (LINK_SPEC): Define.
22359 (LIB_SPEC): Define.
22360 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
22362 * config/arm/uclinux-eabi.h: New file.
22363 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
22364 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
22367 2007-02-13 Ian Lance Taylor <iant@google.com>
22369 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
22370 * flags.h (warn_strict_overflow): Declare.
22371 (enum warn_strict_overflow_code): Define.
22372 (issue_strict_overflow_warning): New static inline function.
22373 * opts.c (warn_strict_overflow): New variable.
22374 (common_handle_option): Handle OPT_Wstrict_overflow and
22375 OPT_Wstrict_overflow_.
22376 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
22378 * fold-const.c: Include intl.h.
22379 (fold_deferring_overflow_warnings): New static variable.
22380 (fold_deferred_overflow_warning): New static variable.
22381 (fold_deferred_overflow_code): New static variable.
22382 (fold_defer_overflow_warnings): New function.
22383 (fold_undefer_overflow_warnings): New function.
22384 (fold_undefer_and_ignore_overflow_warnings): New function.
22385 (fold_deferring_overflow_warnings_p): New function.
22386 (fold_overflow_warning): New static function.
22387 (make_range): Add strict_overflow_p parameter. Change all
22389 (extract_muldiv, extract_muldiv_1): Likewise.
22390 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
22391 tree_expr_nonnegative_p.
22392 (fold_negate_expr): Call fold_overflow_warning.
22393 (fold_range_test): Likewise.
22394 (fold_comparison): Likewise.
22395 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
22396 instead of tree_expr_nonnegative_p.
22397 (tree_expr_nonnegative_warnv_p): Rename from
22398 tree_expr_nonnegative_p, add strict_overflow_p parameter.
22399 (tree_expr_nonnegative_p): New function.
22400 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
22401 strict_overflow_p parameter.
22402 (tree_expr_nonzero_p): New function.
22403 * passes.c (verify_interpass_invariants): New static function.
22404 (execute_one_pass): Call it.
22405 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
22407 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
22408 (estimate_numbers_of_iterations): Likewise.
22409 (scev_probably_wraps_p): Likewise.
22410 * tree-ssa-ccp.c: Include "toplev.h".
22411 (evaluate_stmt): Defer fold overflow warnings until we know we are
22413 (struct fold_stmt_r_data): Add stmt field.
22414 (fold_stmt_r): Defer fold overflow warnings until we know we
22416 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
22417 (fold_stmt_inplace): Likewise.
22418 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
22419 (cleanup_control_expr_graph): Defer fold overflow warnings until
22420 we know we are going to optimize.
22421 * tree-cfg.c (fold_cond_expr_cond): Likewise.
22422 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
22424 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
22425 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
22426 * tree-ssa-loop-manip.c (create_iv): Likewise.
22427 * c-typeck.c (build_conditional_expr): Likewise.
22428 (build_binary_op): Likewise.
22429 * tree-vrp.c (vrp_expr_computes_nonzero): Call
22430 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
22431 (extract_range_from_unary_expr): Likewise.
22432 * simplify-rtx.c (simplify_const_relational_operation): Warn when
22433 assuming that signed overflow does not occur.
22434 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
22435 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
22436 (fold_defer_overflow_warnings): Declare.
22437 (fold_undefer_overflow_warnings): Declare.
22438 (fold_undefer_and_ignore_overflow_warnings): Declare.
22439 (fold_deferring_overflow_warnings_p): Declare.
22440 (tree_expr_nonzero_warnv_p): Declare.
22441 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
22442 of warning options.
22443 (Warning Options): Document -Wstrict-overflow.
22444 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
22445 (tree-ssa-ccp.o): Likewise.
22446 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
22447 (fold-const.o): Depend on intl.h.
22449 2007-02-13 Ian Lance Taylor <iant@google.com>
22451 PR middle-end/30751
22452 * lower-subreg.c (resolve_simple_move): Decompose subregs in
22455 2007-02-13 Stuart Hastings <stuart@apple.com>
22457 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
22459 2007-02-13 Richard Henderson <rth@redhat.com>
22461 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
22462 handled_component_p before looking for the indirect_ref.
22464 2007-02-13 Richard Henderson <rth@redhat.com>
22466 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
22467 remove flags clobber.
22468 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
22469 (bswaphi_lowpart): New.
22470 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
22471 remove TARGET_BSWAP test. Delete expander of the same name.
22473 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
22474 (expand_unop): Use them.
22476 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
22478 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
22479 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
22480 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
22481 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
22482 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
22483 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
22484 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
22485 assembler dialect choice from asm templates.
22487 2007-02-12 Richard Henderson <rth@redhat.com>
22489 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
22490 (fixuns_trunc<SSEMODEF>si2): Use it.
22491 * config/i386/sse.md (vec_setv4sf_0): Export.
22492 * config/i386/i386.c (ix86_build_const_vector): Export.
22493 (ix86_split_convert_uns_si_sse): Rename from
22494 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
22495 * config/i386/i386-protos.h: Update.
22497 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22500 * c-typeck.c (c_finish_return): Improve warning message.
22502 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22504 * alias.c (find_symbolic_term): Delete unused function.
22506 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
22508 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
22509 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
22510 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
22512 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22514 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
22515 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
22516 the function, temporarily point the debug interface to the null one.
22518 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22520 * dwarf2out.c (round_up_to_align): New static function.
22521 (field_byte_offset): Use it to round the offset.
22523 2007-02-12 Richard Henderson <rth@redhat.com>
22525 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
22526 (inswl_const): Export.
22528 2007-02-12 Richard Henderson <rth@redhat.com>
22530 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
22531 result mode of the libcall, convert back to outmode.
22533 2007-02-12 Roger Sayle <roger@eyesopen.com>
22535 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
22536 (bswapdi2): New define_expand to implement 32-bit implementation.
22538 2007-02-12 Nick Clifton <nickc@redhat.com>
22540 * doc/invoke.texi (Overall Options): Document --help=.
22541 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
22542 (cc1_options): Pass --help= on to cc1.
22543 (display_help): Add description of --help=.
22544 (process_command): Add code to handle --help=. Allow translated
22545 --help and --target-help switches to be passed on to compiler
22547 (main): Remove unused if statement.
22548 * opts.c (columns): Remove.
22549 (LEFT_COLUMN): Define.
22550 (wrap_help): Add columns argument.
22551 (print_filtered_help): Change parameters to be an include bitmask,
22552 an exclude bitmask, an any bitmask and the column width. Move the
22553 code to display the params list here. Add code to display the
22554 status of options rather than their descriptions if the quiet flag
22556 (print_specific_help): Change parameters to be an include bitmask,
22557 an exclude bitmask and an any bitmask. Move code to look up the
22558 column width here. Decide upon the title for an options listing.
22559 (common_handle_options): Add code to handle --help=. Adapt code
22560 for --help and --target-help to use the revised form of the
22561 print_specific_help function.
22562 (print_help): Delete.
22563 (print_param_help): Delete.
22564 (print_switch): Delete.
22565 * opts.h (cl_lang_count): Add prototype.
22566 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
22567 CL_MAX_OPTION_CLASS): New defines.
22568 * optc-gen.awk: Add construction of cl_lang_count.
22569 * c.opt: Add Warning attribute to warning options and Optimization
22570 attribute to optimization options.
22571 * common.opt: Likewise.
22573 Add -fhelp and -ftarget-help as aliases for the transformed --help
22574 and --target-help options.
22575 * opt-functions.awk: Add code to handle Warning and Optimization
22578 2007-02-12 Richard Henderson <rth@redhat.com>
22580 * config/alpha/constraints.md: New file.
22581 * config/alpha/alpha.c: Include tm-constrs.h.
22582 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
22583 alpha_extra_constraint): Remove.
22584 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
22585 * config/alpha/alpha-protos.h: Update.
22586 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
22587 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
22588 (EXTRA_CONSTRAINT): Remove.
22589 * config/alpha/alpha.md: Include constraints.md.
22590 (adddi splitter): Use satisfies_constraint_*.
22591 * config/alpha/predicates.md (add_operand): Likewise.
22592 (sext_add_operand, addition_operation): Likewise.
22594 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
22596 PR tree-optimization/29145
22597 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22598 in our handling of restrict qualified pointers.
22600 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22603 * doc/invoke.texi (Wunused-value): Update description.
22604 (Wextra): Delete item.
22605 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22606 value of Wunused-value.
22607 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22608 (c_finish_stmt_expr): Don't check extra_warnings.
22609 (emit_side_effect_warnings): The caller is responsible to check
22612 2007-02-11 Roger Sayle <roger@eyesopen.com>
22613 Matt Thomas <matt@3am-software.com>
22615 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22617 2007-02-11 Roger Sayle <roger@eyesopen.com>
22619 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22620 comparisons of POPCOUNT against zero.
22621 (simplify_const_relational_operation): Likewise.
22623 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22625 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22627 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22629 * dwarf2out.c (root_type): Delete unused function.
22631 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22633 * genattrtab.c (contained_in_p): Delete unused function.
22634 (write_expr_attr_cache): Likewise.
22636 2007-02-11 Jan Hubicka <jh@suse.cz>
22638 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22641 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22643 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22644 to add the REG_EQ* note.
22645 * see.c (see_merge_one_use_extension): Likewise.
22646 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22647 turn REG_EQUAL notes into REG_EQUIV notes if the target
22648 register may have more than one set.
22649 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22650 * gcse.c (try_replace_reg): Likewise.
22651 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22652 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22653 more than one REG_EQUIV note.
22654 * reload1.c (gen_reload): Use set_unique_reg_note.
22656 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22658 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22659 (ix86_builtin_conversion): New function.
22661 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22664 * tree.h (DECL_REPLACEABLE_P): New macro.
22665 * except.c (set_nothrow_function_flags): Likewise.
22667 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22668 Ira Rosen <irar@il.ibm.com>
22669 Dorit Nuzman <dorit@il.ibm.com>
22671 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22672 * targhooks.c (default_builtin_vectorized_conversion): New.
22673 * targhooks.h (default_builtin_vectorized_function): New declaration.
22674 * target.h (struct vectorize): Add builtin_conversion field.
22675 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22676 stmt_vec_info_type value.
22677 (vectorizable_conversion): New declaration.
22678 * tree-vect-analyze.c (vect_analyze_operations): Add
22679 vectorizable_conversion call.
22680 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22681 * tree-vect-transform.c (vectorizable_conversion): New function.
22682 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22683 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22685 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22686 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22687 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22688 or ALTIVEC_BUILTIN_VCFSX.
22690 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22693 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22694 CONST_DOUBLE and operand 0 is a hard register.
22695 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22696 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22697 is a hard floating-point register.
22699 2007-02-10 Richard Henderson <rth@redhat.com>
22700 Jakub Jelinek <jakub@redhat.com>
22701 Alexandre Oliva <aoliva@redhat.com>
22703 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22704 * builtin-types.def (BT_WORD): Make unsigned.
22705 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22706 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22707 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22708 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22709 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22710 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22712 * expr.c (emutls_var_address): New.
22713 (expand_expr_real_1): Expand emulated tls.
22714 (expand_expr_addr_expr_1): Likewise.
22715 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22716 * output.h (emutls_finish): Declare.
22717 * toplev.c (compile_file): Call it.
22718 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22719 address before wrapping in CONST.
22720 * varasm.c (emutls_htab, emutls_object_type): New.
22721 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22722 (get_emutls_object_name, get_emutls_object_type): New.
22723 (get_emutls_init_templ_addr, emutls_decl): New.
22724 (emutls_common_1, emutls_finish): New.
22725 (assemble_variable): When emulating tls, swap decls; generate
22726 constructor for the emutls objects.
22727 (do_assemble_alias): When emulating tls, swap decl and target name.
22728 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22730 * varpool.c (decide_is_variable_needed): Look at force_output.
22731 Recurse for emulated tls.
22732 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22733 with decide_is_variable_needed.
22734 * emutls.c: New file.
22735 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22736 tls_object for real tls.
22738 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22740 PR rtl-optimization/29599
22741 * reload1.c (eliminate_regs_in_insn): Take the destination
22742 mode into account when computing the offset.
22744 2007-02-09 Stuart Hastings <stuart@apple.com>
22745 Richard Henderson <rth@redhat.com>
22747 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22748 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22749 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22750 fixuns_truncdfhi2): New.
22751 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22752 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22753 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22754 (floatunssidf2): Allow nonimmediate source.
22755 * config/i386/sse.md (movdi_to_sse): New.
22756 (vec_concatv2di): Drop '*'.
22757 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22758 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22759 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22761 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22762 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22763 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22764 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22765 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22766 ix86_build_const_vector.
22767 (x86_emit_floatuns): Rewrite.
22769 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22771 * genautomata.c (longest_path_length): Delete unused function.
22772 (struct state): Delete unused longest_path_length.
22773 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22774 (get_free_state): Delete unused.
22776 2007-02-09 Jan Hubicka <jh@suse.cz>
22778 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22779 * doc/invoke.texi (inline-unit-growth): Update default value.
22781 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22782 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22783 (rebuild_cgraph_edges): Likewise.
22784 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22785 (dump_cgraph_node): Dump frequencies.
22786 (cgraph_clone_edge): Add frequency scales.
22787 (cgraph_clone_node): Add freuqnecy.
22788 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22789 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22790 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22791 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22792 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22793 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22794 (save_inline_function_body): Likewise.
22795 * ipa-inline.c: inluce rtl.h
22796 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22797 (cgraph_edge_badness): Use frequencies.
22798 (cgraph_decide_recursive_inlining): Update clonning.
22799 (cgraph_decide_inlining_of_small_function): Dump frequency.
22800 * predict.c (estimate_bb_frequencies): Export.
22801 * predict.h (estimate_bb_frequencies): Declare.
22802 * tree-inline.c (copy_bb): Watch overflows.
22803 (expand_call_inline): Update call of cgraph_create_edge.
22804 (optimize_inline_calls): Use TODO flags to update frequnecies.
22805 * passes.h: Include predict.h
22806 (init_optimization_passes): Move profile ahead.
22807 (execute_function_todo): Handle TODO_rebuild_frequencies.
22809 2007-02-09 Roger Sayle <roger@eyesopen.com>
22811 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22812 the insbl or inswl pattern into a register.
22814 2007-02-09 Roger Sayle <roger@eyesopen.com>
22816 * config/ia64/ia64.md (bswapdi2): New define_insn.
22818 2007-02-09 Richard Henderson <rth@redhat.com>
22820 * config/i386/constraints.md (Ym): New constraint.
22821 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22822 (movdi_1_rex64): Split sse and xmm general register moves from
22823 memory move alternatives. Use conditional register constraints.
22824 (movsf_1, movdf_integer): Likewise.
22825 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22826 (movdf_integer_rex64): New.
22827 (pushsf_rex64): Fix output constraints.
22828 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22829 (sse2_stored): Likewise.
22830 (sse2_storeq_rex64): New.
22831 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22832 amd and not generic.
22833 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22834 for optimize_size. Remove SF/DFmode hack.
22836 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22838 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22841 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22842 Richard Sandiford <richard@codesourcery.com>
22844 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22845 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22846 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22847 m68k/t-mlib to tmake_file.
22848 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22849 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22850 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22851 Allow it to be cf or m68k. Set m68k_arch_family. If that
22852 variable is not empty, add t-$m68k_arch_family to tmake_file.
22853 Add t-mlibs to tmake_file.
22854 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22855 * config/m68k/t-cf: New file.
22856 * config/m68k/t-m68k: Likewise.
22857 * config/m68k/t-mlibs: Likewise.
22858 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22859 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22860 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22861 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22862 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22864 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22865 (INSTALL_LIBGCC): Delete.
22866 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22867 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22868 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22869 (M68K_MLIB_CPU): Define.
22870 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22871 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22872 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22874 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22875 Richard Guenther <rguenther@suse.de>
22877 PR middle-end/23361
22878 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22879 against INT_MIN/INT_MAX.
22880 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22881 file if a loop is removed.
22883 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22885 * calls.c (store_one_arg): Pass correct alignment to
22886 emit_push_insn for non-BLKmode values.
22887 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22888 unaligned stack slot via a suitably aligned slot.
22890 2007-02-08 DJ Delorie <dj@redhat.com>
22892 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22894 (legal_subregs): Use unsigned char, make const.
22895 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22897 2007-02-08 Paul Brook <paul@codesourcery.com>
22899 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22900 special interworking needed.
22902 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22904 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22905 conditional to __SSE2__.
22906 (Entries below should have been added to first ChangeLog
22907 entry for amdfam10 dated 2007-02-05)
22908 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22910 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22912 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22915 2007-02-08 DJ Delorie <dj@redhat.com>
22917 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22918 * config/m32c/m32c.c (legal_subregs): New.
22919 (m32c_illegal_subreg_p): New.
22920 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22921 unsupported subregs of hard regs.
22923 2007-02-08 Jan Hubicka <jh@suse.cz>
22925 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22926 the same one; always update histograms.
22928 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22930 * passes.c (init_optimization_passes): Tidy comment.
22932 2007-02-08 Roger Sayle <roger@eyesopen.com>
22934 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22935 strip zero_extend, bswap and rotates from POCOUNT's argument.
22936 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22937 zero_extend and rotates from PARITY's argument.
22938 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22939 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22940 of an integer constant at compile-time.
22942 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22945 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22947 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22950 * tree-ssa-live.c (remove_unused_locals): Do not remove
22951 TREE_ADDRESSABLE variables.
22952 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22953 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22954 FOR_CLOBBER. Update all users.
22955 If VAR has an associated alias set, add a virtual operand for
22956 it if no alias is found to conflict with the memory reference.
22958 2007-02-07 Jan Hubicka <jh@suse.cz>
22959 Robert Kidd <rkidd@crhc.uiuc.edu>
22961 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22963 2007-02-07 Ian Lance Taylor <iant@google.com>
22965 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22967 2007-02-07 Roger Sayle <roger@eyesopen.com>
22969 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22970 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22971 tablejumpdi, movsi_to_cr_one): Remove constraints from
22972 define_expand's match_operands.
22974 2007-02-07 Roger Sayle <roger@eyesopen.com>
22976 * global.c (compute_regsets): Move declatation of "i" inside of
22977 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22979 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22982 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22983 of INDIRECT_REF <RESULT_DECL>.
22985 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22987 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22988 Kaz Kojima <kkojima@gcc.gnu.org>
22991 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22993 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22995 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22997 * doc/loop.texi: Document possibility not to perform disambiguation
22998 of loops with multiple latches.
22999 * cfgloopmanip.c (alp_enum_p): Removed.
23000 (add_loop): Handle subloops. Use get_loop_body_with_size.
23001 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
23002 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
23003 the new forwarder block.
23004 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
23005 Handle the case latch is NULL.
23006 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
23007 modifications when marking loop exits.
23008 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
23010 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
23011 disambiguate_loops_with_multiple_latches.
23012 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
23013 before fix_loop_structure.
23014 * cfgloop.c: Include pointer-set.h and output.h.
23015 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
23016 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
23017 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
23018 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
23019 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
23020 disambiguate_multiple_latches, get_loop_body_with_size,
23021 disambiguate_loops_with_multiple_latches): New functions.
23022 (flow_loop_dump): Dump multiple latch edges.
23023 (flow_loop_nodes_find): Handle loops with multiple latches.
23024 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
23025 (glb_enum_p): Modified.
23026 (get_loop_body): Use get_loop_body_with_size.
23027 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
23028 (AVOID_CFG_MODIFICATIONS): New constant.
23029 (disambiguate_loops_with_multiple_latches, add_loop,
23030 get_loop_body_with_size): Declare.
23031 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
23033 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
23035 PR inline-asm/28686
23036 * global.c (compute_regsets): New function.
23037 (global_alloc): Refactored ELIMINABLE_REGSET
23038 and NO_GLOBAL_ALLOC_REGS computation out.
23039 (rest_of_handle_global_alloc): Call compute_regsets()
23040 for non-optimizing case.
23042 2007-02-06 Richard Henderson <rth@redhat.com>
23044 * config/i386/constraints.md (Y2): Rename from Y.
23045 (Yi): New constraint.
23046 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
23047 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
23048 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
23049 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
23050 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
23051 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
23052 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
23053 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
23054 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
23055 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
23056 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
23057 vec_extractv2si_1): Change Y constraints to Y2.
23058 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
23059 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
23060 Change Y constraints to Y2.
23061 (sse2_loadld): Change Y constraints to x.
23063 2007-02-06 Roger Sayle <roger@eyesopen.com>
23065 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
23066 (parity<mode>2): New define_expand using rs6000_emit_parity.
23067 * config/rs6000/rs6000.c (rs6000_emit_popcount,
23068 rs6000_emit_parity): New functions.
23069 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
23070 rs6000_emit_parity): Prototype here.
23072 2007-02-06 Ian Lance Taylor <iant@google.com>
23074 * lower-subreg.c (simple_move_operand): Reject CONST.
23075 (resolve_clobber): Call validate_change rather than directly
23076 assigning to XEXP (pat, 0).
23078 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23080 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
23081 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
23082 (tree-cfg.o): Remove hashtab.h dependency.
23084 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
23085 (struct ivopts_data): Change niters to pointer_map_t.
23086 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
23087 (niter_for_exit): Create pointer_map on demand. Change for
23089 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
23090 (free_loop_data): Destroy data->niters if created and reset field.
23091 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
23092 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
23094 * tree-ssa-reassoc.c: Include pointer-set.h.
23095 (bb_rank): Change to long *.
23096 (operand_rank): Change to pointer_map_t.
23097 (find_operand_rank): Return long, -1 if not found. Declare as inline.
23098 (insert_operand_rank): Accept long.
23099 (operand_entry_hash, operand_entry_eq): Remove.
23100 (get_rank): Return long. Adjust for changes above.
23101 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
23103 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
23105 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
23106 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
23107 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
23109 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
23110 directly since it cannot be NULL.
23111 (get_vi_for_tree): Rewrite for pointer_map API.
23112 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
23113 (init_alias_vars): Create vi_for_tree as pointer_map.
23114 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
23116 * tree-cfg.c: Don't include hashtab.h.
23117 (edge_to_cases): Declare as pointer_map.
23118 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
23120 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
23121 (start_recording_case_labels): Create edge_to_cases as pointer_map.
23122 (end_recoding_case_labels): Cleanup edge_to_cases manually before
23124 (record_switch_edge): Delete.
23125 (get_cases_for_edge): Adjust for pointer_map API, inline
23126 record_switch_edge (rewritten for new API), remove goto.
23128 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23130 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
23131 * tree-nested.c: Include pointer-set.h.
23132 (var_map_elt, var_map_eq, var_map_hash): Delete.
23133 (struct nesting_info): Remove GTY marker. Change the two htab_t's
23134 to pointer_map_t's.
23135 (nesting_info_bitmap_obstack): New.
23136 (lookup_field_for_decl): Adjust for pointer_map API.
23137 (lookup_tramp_for_decl): Adjust for pointer_map API.
23138 (get_nonlocal_debug_decl): Adjust for pointer_map API.
23139 (get_local_debug_decl): Adjust for pointer_map API.
23140 (convert_nl_goto_reference): Adjust for pointer_map API.
23141 (convert_nl_goto_receiver): Adjust for pointer_map API.
23142 (create_nesting_tree): Create outside GGC space. Create bitmap on
23143 the new obstack. Create field_map and var_map as pointer_maps.
23144 (free_nesting_tree): Adjust for changes to create_nesting_tree.
23146 (lower_nested_functions): Move root here, no need to NULL it.
23147 Initialize and release the obstack.
23149 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
23151 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
23152 Remove prototypes and make them non-static.
23153 (struct tree_int_map): Remove.
23154 * tree.h (struct tree_int_map): Move here, turning TO into an
23156 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
23158 * tree.h (TREE_COMPLEXITY): Remove.
23159 (struct tree_exp): Remove complexity field.
23160 * tree.c (build1_stat): Don't set it.
23162 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
23163 Victor Kaplansky <victork@il.ibm.com>
23165 * tree-vectorizer.c (vect_is_simple_use): Support induction.
23166 (vect_is_simple_reduction): Support reduction with induction as
23167 one of the operands.
23168 (vect_is_simple_iv_evolution): Fix formatting.
23169 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
23170 formatting. Don't mark induction phis for vectorization.
23171 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
23172 * tree-vect-transform.c (get_initial_def_for_induction): New function.
23173 (vect_get_vec_def_for_operand): Support induction.
23174 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
23176 (vectorizable_reduction): Support reduction with induction as one of
23178 (vectorizable_type_demotion): Use def-type of stmt argument rather
23179 than dummy def-type.
23181 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
23182 flag_tree_scev_cprop.
23183 * common.opt (tree-scev-cprop): New flag.
23185 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
23186 call to vect_get_new_vect_var.
23188 2007-02-06 Ira Rosen <irar@il.ibm.com>
23190 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
23191 vectype is not NULL.
23192 (vect_pattern_recog_1): Likewise.
23194 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23196 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
23197 (fold_negate_expr): Likewise.
23199 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
23202 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
23203 even if cv-qualification is the same.
23205 2007-02-05 Geoffrey Keating <geoffk@apple.com>
23207 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
23208 __enable_execute_stack on completion.
23210 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23212 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
23213 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
23214 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
23215 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
23216 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
23217 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
23218 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
23219 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
23221 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23223 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
23224 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
23225 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
23226 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
23227 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
23228 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
23229 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
23230 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
23231 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
23232 umuldi3_highpart_rex64, umulsi3_highpart_insn,
23233 umulsi3_highpart_zext, smuldi3_highpart_rex64,
23234 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
23235 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
23236 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
23237 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
23238 sqrtextenddfxf2_i387): Added amdfam10_decode.
23240 * config/i386/athlon.md (athlon_idirect_amdfam10,
23241 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
23242 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
23243 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
23244 athlon_ivector_store_amdfam10): New define_insn_reservation.
23245 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
23248 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23250 * config/i386/athlon.md (athlon_call_amdfam10,
23251 athlon_pop_amdfam10, athlon_lea_amdfam10): New
23252 define_insn_reservation.
23253 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
23254 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
23255 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
23257 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23259 * config/i386/athlon.md (athlon_sseld_amdfam10,
23260 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
23261 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
23263 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23265 * config/i386/athlon.md (athlon_sseins_amdfam10): New
23266 define_insn_reservation.
23267 * config/i386/i386.md (sseins): Added sseins to define_attr type
23268 and define_attr unit.
23269 * config/i386/sse.md: Set type attribute to sseins for insertq
23272 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23274 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
23275 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
23276 ssecomi_load_amdfam10, ssecomi_amdfam10,
23277 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
23278 define_insn_reservation.
23279 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
23281 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23283 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
23284 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
23285 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
23286 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
23287 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
23288 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
23289 define_insn_reservation.
23291 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
23292 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
23293 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
23294 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
23295 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
23297 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23299 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
23300 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
23301 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
23302 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
23303 athlon_ssemul_load_k8): Added amdfam10.
23305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23307 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
23308 (x86_sse_unaligned_move_optimal): New variable.
23310 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
23312 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
23313 for unaligned vector SSE double/single precision loads for AMDFAM10.
23315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23317 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
23318 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
23319 Define TARGET_CPU_DEFAULT_amdfam10.
23320 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
23321 (processor_type): Add PROCESSOR_AMDFAM10.
23323 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
23324 processor_type in config/i386/i386.h.
23325 Enable imul peepholes for TARGET_AMDFAM10.
23327 * config.gcc: Add support for --with-cpu option for amdfam10.
23329 * config/i386/i386.c (amdfam10_cost): New variable.
23330 (m_AMDFAM10): New macro.
23331 (m_ATHLON_K8_AMDFAM10): New macro.
23332 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
23333 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
23334 x86_promote_QImode, x86_integer_DFmode_moves,
23335 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23336 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
23337 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
23338 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
23339 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
23340 Enable/disable for amdfam10.
23341 (override_options): Add amdfam10_cost to processor_target_table.
23342 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
23343 processor_alias_table.
23344 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
23345 (ix86_adjust_cost): Add code for amdfam10.
23347 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23349 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
23350 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
23351 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
23352 * config/i386/i386.h: Add builtin definition for SSE4A.
23353 * config/i386/i386.md: Add support for ABM instructions
23354 (popcnt and lzcnt).
23355 * config/i386/sse.md: Add support for SSE4A instructions
23356 (movntss, movntsd, extrq, insertq).
23357 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
23358 Add -march=amdfam10 flag.
23359 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
23360 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
23362 * doc/extend.texi: Add documentation for SSE4A builtins.
23364 2007-02-05 Bob Wilson <bob.wilson@acm.org>
23366 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
23368 2007-02-05 Richard Guenther <rguenther@suse.de>
23370 * tree-vectorizer.h (vectorizable_function): Add argument type
23371 argument, change return type.
23372 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
23373 * tree-vect-transform.c (vectorizable_function): Handle extra
23374 argument, return vectorized function decl.
23375 (build_vectorized_function_call): Remove.
23376 (vectorizable_call): Handle calls with result and argument types
23377 differing. Handle loop vectorization factor correctly.
23378 * targhooks.c (default_builtin_vectorized_function): Adjust for
23380 * targhooks.h (default_builtin_vectorized_function): Likewise.
23381 * target.h (builtin_vectorized_function): Add argument type
23383 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
23384 extra argument, allow vectorizing of lrintf.
23385 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
23386 documentation of target hook.
23388 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
23391 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
23392 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
23393 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
23395 2007-02-05 Roger Sayle <roger@eyesopen.com>
23397 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
23398 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
23399 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
23400 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
23401 before canonicalizing sincos to cexpi.
23402 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
23404 2007-02-05 Roger Sayle <roger@eyesopen.com>
23406 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
23407 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
23408 (alpha_init_builtins): Use alpha_add_builtins to process tables.
23410 2007-02-05 Roger Sayle <roger@eyesopen.com>
23412 * mips-tfile.c (initialize_init_file): Correct endianness test.
23414 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
23416 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
23417 the 'y' constraint.
23419 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23421 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
23422 saves in a PARALLEL before the register assignments.
23424 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23426 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
23427 DWARF_FRAME_RETURN_COLUMN to be a general register.
23428 * dwarf2out.c (init_return_column_size): New function, split from...
23429 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
23430 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
23431 to be nongeneral registers.
23432 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
23434 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
23435 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
23437 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23439 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
23441 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23443 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
23444 (remove_path): Use can_remove_branch_p and remove_branch instead
23445 of loop_delete_branch_edge.
23446 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
23447 (tree_transform_and_unroll_loop): Remove dead branches immediately.
23448 Update profile using scale_dominated_blocks_in_loop.
23449 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
23450 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
23451 (can_remove_branch_p, remove_branch): Declare.
23452 * tree-cfg.c (tree_can_remove_branch_p): New function.
23453 (tree_cfg_hooks): Add tree_can_remove_branch_p.
23454 * cfgrtl.c (rtl_can_remove_branch_p): New function.
23455 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
23457 2007-02-05 Jan Hubicka <jh@suse.cz>
23459 PR middle-end/30696
23460 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
23461 nodes in cgraph, don't remove offline copy of the function.
23463 2007-02-04 Jan Hubicka <jh@suse.cz>
23465 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
23466 vectors might cause maybe_lookup_element_for_expr to be called
23467 on non-sra-candidate.
23469 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23471 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
23472 config/bfin/bfin.md, config/bfin/predicates.md: Follow
23473 spelling conventions.
23475 2007-02-04 Richard Guenther <rguenther@suse.de>
23477 PR middle-end/30636
23478 * fold-const.c (try_move_mult_to_index): Make sure to not
23479 overflow one dimension of a multi-dimensional array access.
23481 2007-02-04 Jan Hubicka <jh@suse.cz>
23483 * passes.c (init_optimization_passes): Reindent.
23485 2007-02-04 Jan Hubicka <jh@suse.cz>
23486 Eric Botcazou <ebotcazou@adacore.com>
23488 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
23489 (execute_fixup_cfg): Break out the abnormal goto code.
23490 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
23491 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
23492 (optimize_inline_calls): Call make_nonlocal_label_edges.
23494 2007-02-04 Jan Hubicka <jh@suse.cz>
23496 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
23497 true when something was changed.
23498 (rename_ssa_copies): When something was changed, do
23499 TODO_remove_unused_locals.
23500 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23501 add TODO_remove_unused_locals when instruction was removed.
23503 2007-02-04 Jan Hubicka <jh@suse.cz>
23505 * ipa-inline.c (try_inline): Improve debug output; work on already
23507 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
23508 call try_inline for already inlined edges too when flattening;
23509 inline also functions that make callee growth but overall unit size
23512 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23514 * config/m32c/bitops.md, config/m32c/jump.md,
23515 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
23516 config/m32r/m32r.h, config/m32r/m32r.md,
23517 config/m32r/predicates.md, config/m68hc11/larith.asm,
23518 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
23519 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
23520 config/mips/mips-protos.h, config/mips/mips.c,
23521 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
23522 config/mn10300/mn10300.h, config/mn10300/predicates.md,
23523 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
23524 spelling conventions.
23526 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
23527 Follow spelling conventions.
23529 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
23531 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
23532 warn about C++0x compatibility.
23534 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23536 * config/h8300/h8300.c, config/h8300/h8300.h,
23537 config/h8300/h8300.md: Follow spelling conventions.
23539 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
23541 PR middle-end/30667
23542 * combine.c (try_combine): Do not substitute source operand
23543 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
23545 2007-02-03 Jan Hubicka <jh@suse.cz>
23547 PR gcov-profile/30650
23548 * value-prof.c (stringop_block_profile): Fix handling of size counter;
23549 do not divide by zero for never executed counters.
23550 (tree_find_values_to_profile): Fix counters.
23551 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
23553 2007-02-03 Ian Lance Taylor <iant@google.com>
23555 * lower-subreg.c (simple_move_operand): New static function,
23556 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
23558 (simple_move): Call simple_move_operand.
23559 (find_decomposable_subregs): Add special handling of MEMs.
23560 (can_decompose_p): Rename from cannot_decompose_p. Reverse
23561 meaning of return value. If we see a hard register, test whether
23562 it can store a word_mode value. Change all callers.
23564 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23566 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
23567 ftrapv insns and expanders.
23568 (subdi3): Change define_expand operand 1 to arith11_operand, and
23569 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
23570 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
23571 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
23574 PR middle-end/30174
23575 * varasm.c (notice_global_symbol): Treat global objects as weak when
23576 flag_shlib is true.
23578 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23580 * emit-rtl.c (dconstpi): Delete.
23581 (dconstsqrt2): New.
23582 (init_emit_once): Delete dconstpi and init dconstsqrt2.
23583 * real.h (dconstpi): Delete.
23584 (dconstsqrt2): New.
23585 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
23586 (fold_builtin_hypot): Likewise.
23588 2007-02-03 Tom Tromey <tromey@redhat.com>
23591 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
23592 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23594 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
23596 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
23597 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23598 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23599 config/rs6000/cell.md, config/rs6000/darwin.h,
23600 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23601 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23602 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23603 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23604 typos. Follow spelling conventions.
23605 * doc/invoke.texi: Follow spelling conventions.
23607 2007-02-03 Roger Sayle <roger@eyesopen.com>
23609 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23610 canonicalization transformations that attempt to simplify integer
23611 constant comparisons to become comparisons against zero.
23613 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23615 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23617 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23618 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23620 2007-02-02 Mike Stump <mrs@apple.com>
23622 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23623 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23624 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23625 generate a branch island.
23627 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23629 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23630 (xtensa_legitimate_address_p): New.
23631 (xtensa_legitimize_address): New.
23632 (xtensa_output_addr_const_extra): New.
23633 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23635 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23636 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23637 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23638 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23639 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23640 (xtensa_legitimize_address): New.
23641 (xtensa_output_addr_const_extra): New.
23643 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23645 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23647 2007-02-02 Ian Lance Taylor <iant@google.com>
23649 * expmed.c (expand_divmod): Add comment.
23651 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23653 * emit-rtl.c (renumber_insns): Remove.
23654 * flags.h: Remove the extern for flag_renumber_insns.
23655 * rtl.h: Remove the prototype for renumber_insns.
23656 * toplev.c (flag_renumber_insns): Remove.
23658 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23660 Revert for x86 darwin:
23661 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23663 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23664 code before the following patch under TARGET_MACHO.
23665 (ix86_function_value_regno_p): Likewise.
23667 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23669 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23672 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23675 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23676 loads to general or fp registers. Add comments.
23677 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23679 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23681 * pointer-set.c (insert_aux): Only return insertion slot.
23682 (pointer_set_insert): Adjust.
23683 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23684 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23685 pointer_map_traverse): New.
23686 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23687 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23688 pointer_map_contains, pointer_map_traverse): Declare.
23690 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23692 PR middle-end/30473
23693 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23694 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23696 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23698 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23700 (struct _dep): New type.
23701 (dep_t): New typedef.
23702 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23703 (DEP_STATUS): New access macro. The macro with the same name was
23704 renamed to DEP_LINK_STATUS.
23705 (dep_init): Declare function
23707 (struct _dep_link): New type.
23708 (dep_link_t): New typedef.
23709 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23710 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23711 (DEP_LINK_STATUS): New macro.
23712 (debug_dep_links): New debug function.
23714 (struct _deps_list): New type.
23715 (deps_list_t): New typedef.
23716 (DEPS_LIST_FIRST): New access macro.
23717 (FOR_EACH_DEP_LINK): New cycle macro.
23718 (create_deps_list, free_deps_list, delete_deps_list): Declare
23720 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23721 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23722 (copy_deps_list_change_con): Ditto.
23724 (move_dep_link): Declare function.
23726 (struct _dep_node): New type.
23727 (dep_node_t): New typedef.
23728 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23730 (struct haifa_insn_data.back_deps): New field to hold backward
23731 dependencies of the insn.
23732 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23734 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23735 Change its type to deps_list_t.
23736 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23737 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23738 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23740 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23742 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23744 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23746 (dep_cost): Declare.
23748 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23749 (ds_to_dk, dk_to_ds): New functions.
23751 (init_dep_1): New static function.
23752 (init_dep): New function.
23753 (copy_dep): New static function.
23755 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23757 (detach_dep_link): New static function.
23758 (move_dep_link): New function.
23760 (dep_links_consistent_p, dump_dep_links): New static functions.
23761 (debug_dep_links): New debugging function.
23763 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23765 (alloc_deps_list, init_deps_list): New static functions.
23766 (create_deps_list): New function.
23767 (clear_deps_list): New static function.
23768 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23769 (deps_list_consistent_p, dump_deps_list): New static functions.
23770 (debug_deps_list): New function.
23771 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23773 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23775 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23776 use new scheduler dependencies lists.
23777 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23778 (sched_analyze): Ditto. Initialize dependencies lists.
23779 (add_forw_dep, compute_forward_dependences): Update to use new
23780 scheduler dependencies lists.
23782 (init_dependency_caches): Init deps_obstack.
23783 (free_dependency_caches): Free deps_obstack.
23785 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23786 new scheduler dependencies lists.
23787 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23788 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23790 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23791 Update to use new scheduler dependencies lists.
23792 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23793 (debug_dependencies): Ditto.
23794 (schedule_region): Update comments.
23796 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23797 scheduler dependencies lists.
23798 (schedule_ebb): Update comments.
23800 * rtl.def (DEPS_LIST): Remove.
23802 * lists.c (unused_deps_list): Remove.
23803 (free_list): Update assertions.
23805 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23806 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23808 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23809 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23811 * haifa-sched.c (comments): Update.
23812 (insn_cost1): Remove. Inline the code into insn_cost ().
23813 (insn_cost): Update to use new scheduler dependencies lists. Move
23814 processing of the dependency cost to dep_cost ().
23815 (dep_cost): New function. Use it instead of insn_cost () when
23816 evaluating cost of the dependency. Use compatible interface to
23817 interact with the target.
23818 (priority): Update to use new scheduler dependencies lists.
23819 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23820 with greater number of insns that depend on the insn.
23821 (schedule_insn): Update to use new scheduler dependencies lists. Add
23822 code to free backward dependencies lists. Inline and optimize code
23823 from resolve_dep () - see PR28071.
23824 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23825 lists. Update call to targetm.sched.is_costly_dependence hook.
23827 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23828 scheduler dependencies lists.
23830 (resolve_dep): Remove. Move the logic to schedule_insn ().
23831 (init_h_i_d): Initialize dependencies lists.
23833 (process_insn_depend_be_in_spec): Rename to
23834 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23835 dependencies lists.
23836 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23837 Update to use new scheduler dependencies lists.
23838 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23840 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23841 new scheduler dependencies lists.
23842 (build_intra_loop_deps): Ditto.
23844 * target.h (struct _dep): Declare to use in
23845 gcc_target.sched.is_costly_dependence.
23846 (struct gcc_target.sched.adjust_cost): Fix typo.
23847 (struct gcc_target.sched.is_costly_dependence): Change signature to
23848 use single dep_t parameter instead of an equivalent triad.
23849 (struct gcc_target.sched.adjust_cost_2): Remove.
23851 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23853 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23855 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23857 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23859 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23860 (REG_DEP_TRUE): Document.
23862 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23863 Change signature to correspond to the targetm.sched.adjust_cost hook.
23864 Update use in TARGET_SCHED_ADJUST_COST_2.
23865 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23866 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23867 new scheduler dependencies lists.
23868 (ia64_gen_check): Ditto.
23870 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23871 scheduler dependencies lists.
23873 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23874 signature to correspond to the targetm.sched.is_costly_dependence hook.
23875 (is_costly_group): Update to use new scheduler dependencies lists.
23877 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23878 instead of INSN_COST () macro.
23880 2007-02-01 Ian Lance Taylor <iant@google.com>
23882 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23884 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23886 * pa.md (tp_load): Correct mfctl instruction syntax.
23888 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23890 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23891 altivec_padding_size calculation on AIX. Improve comment, add
23892 assert to verify that it's right.
23894 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23897 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23899 PR inline-asm/28686
23900 * global.c (global_alloc): Add mising initialization of
23903 2007-02-01 Roger Sayle <roger@eyesopen.com>
23905 * alias.c (init_alias_analysis): Correct whitespace.
23906 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23907 partition_hot_cold_basic_blocks): Likewise.
23908 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23909 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23910 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23911 fold_builtin_snprintf_chk, fold_builtin_printf,
23912 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23913 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23914 * cfgcleanup.c (cleanup_cfg): Likewise.
23915 * cfgexpand.c (tree_expand_cfg): Likewise.
23916 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23917 * function.c (get_next_funcdef_no): Likewise.
23918 * gengtype.c (main): Likewise.
23919 * genmodes.c (main): Likewise.
23920 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23921 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23922 * ifcvt.c (noce_emit_move_insn): Likewise.
23923 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23925 * stor-layout.c (get_best_mode): Likewise.
23926 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23927 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23928 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23929 perform_var_substitution, solve_graph): Likewise.
23930 * tree-vrp.c (vrp_finalize): Likewise.
23932 2007-02-01 Ian Lance Taylor <iant@google.com>
23934 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23935 high part of a paradoxical subreg, return a constant zero.
23937 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23939 * toplev.c (lang_dependent_init): Call init_set_costs.
23940 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23942 2007-02-01 Richard Guenther <rguenther@suse.de>
23944 PR middle-end/30656
23945 * fold-const.c (fold_negate_expr): Allow negating a
23946 constant if overflow does not change.
23948 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23950 * doc/c-tree.texi (Expression trees): Improve markup.
23951 * doc/tm.texi (Register Classes, Addressing Modes)
23952 (Floating Point): Fix spacing after abbreviations. Fix some
23955 2007-02-01 Ben Elliston <bje@au.ibm.com>
23957 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23958 * doc/contrib.texi: Likewise.
23959 * doc/install.texi: Likewise.
23961 2007-01-31 Richard Henderson <rth@redhat.com>
23962 Ian Lance Taylor <iant@google.com>
23964 * lower-subreg.c: New file.
23965 * rtl.def (CONCATN): Define.
23966 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23967 pass_lower_subreg2.
23968 * emit-rtl.c (update_reg_offset): New static function, broken out
23969 of gen_rtx_REG_offset.
23970 (gen_rtx_REG_offset): Call update_reg_offset.
23971 (gen_reg_rtx_offset): New function.
23972 * regclass.c: Revert patch of 2006-03-05, restoring
23974 (clear_reg_info_regno): New function.
23975 * dwarf2out.c (concatn_loc_descriptor): New static function.
23976 (loc_descriptor): Handle CONCATN.
23977 * common.opt (fsplit_wide_types): New option.
23978 * opts.c (decode_options): Set flag_split_wide_types when
23980 * timevar.def (TV_LOWER_SUBREG): Define.
23981 * rtl.h (gen_reg_rtx_offset): Declare.
23982 (reg_scan_update): Declare.
23983 * regs.h (clear_reg_info_regno): Declare.
23984 * tree-pass.h (pass_lower_subreg): Declare.
23985 (pass_lower_subreg2): Declare.
23986 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23987 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23988 -fsplit-wide-types.
23989 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23990 * Makefile.in (OBJS-common): Add lower-subreg.o.
23991 (lower-subreg.o): New target.
23993 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23995 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23997 2007-01-31 Anatoly Sokolov <aesok@post.ru>
24000 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
24002 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24004 PR middle-end/29335
24005 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
24007 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
24009 * cfgloop.h: Include vec-prim.h.
24010 (enum li_flags): Remove LI_ONLY_OLD.
24011 (loop_iterator): Changed.
24012 (fel_next, fel_init): Iterate over loop tree.
24013 (FOR_EACH_LOOP_BREAK): New macro.
24014 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
24016 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
24017 * modulo-sched.c (sms_schedule): Ditto.
24018 * tree-vectorizer.c (vectorize_loops): Ditto.
24019 * doc/loop.texi: Update information on loop numbering and behavior of
24020 FOR_EACH_LOOP wrto new loops.
24021 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
24022 add_to_evolution_1): Test nestedness of loops instead of comparing
24024 * tree-chrec.c (chrec_fold_plus_poly_poly,
24025 chrec_fold_multiply_poly_poly, chrec_evaluate,
24026 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
24027 reset_evolution_in_loop): Ditto.
24028 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
24030 2007-01-31 Dirk Mueller <dmueller@suse.de>
24032 * c-common.c (warn_about_parentheses): Separate warning about
24033 un-parenthized sequence of comparison operators from the one
24034 which is supposed to warn about x <= y <= z.
24036 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
24038 * optabs.h (enum optab_index): Add new OTI_isinf.
24039 (isinf_optab): Define corresponding macro.
24040 * optabs.c (init_optabs): Initialize isinf_optab.
24041 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
24043 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
24044 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
24046 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
24047 expand_builtin_interclass_mathfn.
24048 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
24049 * config/i386/i386.md (UNSPEC_FXAM): New constant.
24050 (fxam<mode>2_i387): New insn pattern.
24051 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
24052 built-in functions as x87 inline asm.
24054 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24056 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
24058 2007-01-30 Eric Christopher <echristo@apple.com>
24060 * config.gcc: Add geode.
24062 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
24064 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
24065 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
24066 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
24067 value-prof.c: Fix comment typos.
24069 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24072 * doc/invoke.texi (Wpointer-arith): Document warning.
24074 2007-01-30 Janis Johnson <janis187@us.ibm.com>
24076 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
24077 the list of discrepancies from the draft TR.
24079 2007-01-30 Dirk Mueller <dmueller@suse.de>
24082 * doc/invoke.texi (-Wreturn-type): Update description to
24083 match new behavior.
24085 2007-01-30 Richard Sandiford <richard@codesourcery.com>
24087 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
24089 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
24091 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
24092 to handle optabs that operate on floating point input argument and
24093 output to integer output.
24094 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
24095 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
24096 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
24097 expand_builtin_interclass_mathfn ().
24098 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
24099 (ilogbsi2): Remove.
24100 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
24101 ilogbl built-in functions as x87 intrinsics.
24103 2007-01-30 Richard Guenther <rguenther@suse.de>
24105 PR middle-end/27657
24106 * dwarf2out.c (reference_to_unused): Query varpool if the
24107 variable was output.
24109 2007-01-30 Richard Guenther <rguenther@suse.de>
24111 PR middle-end/30313
24112 * passes.c (execute_one_pass): Reset in_gimple_form to not
24113 confuse non-unit-at-a-time mode.
24115 2007-01-29 Roger Sayle <roger@eyesopen.com>
24116 Richard Guenther <rguenther@suse.de>
24118 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
24119 avoid undefined behaviour on overflow. Use force_fit_type_double
24120 to construct the constant with the specified TREE_OVERFLOW.
24122 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24124 * config/dfp-bit.c: Add parameterized support for fp exceptions.
24125 * config/dfp-bit.h: Ditto.
24127 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24129 * c-decl.c (pop_scope): Replace warnings with call to
24130 warn_for_unused_label.
24131 * c-common.h (warn_for_unused_label): Declare.
24132 * c-common.c (warn_for_unused_label): Define.
24134 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24136 * tree-optimize.c (update_inlined_to_pointers): Delete unused
24139 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24141 * Makefile.in (USER_H): Remove decfloat.h.
24142 * ginclude/decfloat.h: Delete, moving contents to ...
24143 * ginclude/float.h: Add support for decimal floating point,
24144 guarded by __STDC_WANT_DEC_FP__.
24146 2007-01-29 Mike Stump <mrs@apple.com>
24148 * doc/gccint.texi (Top): Rename Loop Representation to Loop
24149 Analysis and Representation to resolve case insensitive conflict.
24150 * doc/loop.texi (Loop Analysis and Representation): Likewise.
24152 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
24154 * tree.h (struct tree_memory_tag): Add aliases member.
24155 (MTAG_ALIASES): New macro.
24156 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
24157 (add_may_alias): Remove pointer-set. Update for may_aliases being
24159 (mark_aliases_call_clobbered): Update for may_aliases being a
24161 (compute_tag_properties): Ditto.
24162 (create_partition_for): Ditto.
24163 (compute_memory_partitions): Ditto.
24164 (dump_may_aliases_for): Ditto.
24165 (is_aliased_with): Ditto.
24166 (add_may_alias_for_new_tag): Ditto.
24167 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
24168 (compute_is_aliased): New function.
24169 (compute_may_aliases): Call compute_is_aliased).
24170 (init_alias_info): Initialize alias_bitmap_obstack.
24171 (union_alias_set_into): New function.
24172 (compute_flow_sensitive_aliasing): Use union_aliases_into.
24173 (have_common_aliases_p): Rewrite to take two bitmaps and use
24175 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
24176 Update for bitmaps.
24177 (finalize_ref_all_pointers): Update for add_may_alias changes.
24178 (new_type_alias): Ditto.
24179 * tree-flow-inline.h (may_aliases): Return a bitmap.
24180 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
24181 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
24182 may_aliases being a bitmap.
24183 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
24184 may_aliases now returns a bitmap.
24185 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
24187 * tree-ssa-operands.c (add_virtual_operand): Update for
24188 may_aliases being a bitmap.
24190 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
24192 PR tree-optimization/30630
24193 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
24194 variable as changed.
24196 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
24199 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
24200 expanded only once even if an error occurs.
24202 2007-01-29 Ben Elliston <bje@au.ibm.com>
24204 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
24205 (__gcov_average_profiler): Likewise.
24206 (__gcov_ior_profiler): Likewise.
24207 (__gcov_merge_ior): Likewise.
24209 2007-01-28 Jan Hubicka <jh@suse.cz>
24211 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
24212 * value-prof.c (stringop_block_profile): Likewise.
24214 2007-01-28 Jan Hubicka <jh@suse.cz>
24216 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
24217 Add variant handling histograms; add wrapper.
24218 (clear_storage_via_libcall): Export.
24219 (emit_block_move_hints): Break out from ...; add histograms.
24220 (emit_block_move): ... this one.
24221 (clear_storage_hints): Break out from ...; add histograms.
24222 (clear_storage): ... this one.
24223 (set_storage_via_memset): Handle histogram.
24224 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
24225 (clear_storage_hints, clear_storage_via_libcall): Declare.
24226 (set_storage_via_setmem): Update prototype.
24227 * doc/md.texi (movmem, setmem): Document new arguments.
24229 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
24230 Add new histograms.
24231 (stringop_block_profile): New global function.
24232 (tree_stringops_values_to_profile): Profile block size and alignment.
24233 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
24235 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
24236 (stringop_block_profile): Declare.
24237 * builtins.c: Include value-prof.h.
24238 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
24239 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
24240 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
24241 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
24242 * profile.c (instrument_values): Add new counters.
24243 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
24245 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
24246 (tree_init_edge_profiler): Build new profilers.
24247 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
24248 (pass_tree_profile): Add dump.
24249 (tree_profile_hooks): Update.
24250 * Makefile.in (LIBGCOV): Add new constants.
24251 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
24252 __gcov_ior_profiler): New.
24253 * i386.md (movmem/setmem expanders): Add new optional arguments.
24255 2007-01-28 David Edelsohn <edelsohn@gnu.org>
24257 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
24259 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24261 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
24262 (tree_unswitch_single_loop): Pass eni_size_weights to
24263 tree_num_loop_insns.
24264 * tree-ssa-loop-manip.c: Include tree-inline.h.
24265 (can_unroll_loop_p): Pass eni_size_weights to
24266 tree_num_loop_insns.
24267 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
24268 Pass eni_size_weights to estimate_num_insns.
24269 * tree.h (init_inline_once): Export.
24270 * toplev.c (backend_init): Call init_inline_once.
24271 * cgraphunit.c (cgraph_process_new_functions,
24272 cgraph_analyze_function): Pass eni_inlining_weights to
24273 estimate_num_insns.
24274 * ipa-inline.c (compute_inline_parameters): Ditto.
24275 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
24276 to estimate_num_insns.
24277 (try_unroll_loop_completely): Pass eni_size_weights to
24278 tree_num_loop_insns.
24279 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
24280 ot estimate_num_insns.
24281 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
24282 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
24283 * tree-inline.c (eni_inlining_weights, eni_size_weights,
24284 eni_time_weights): New variables.
24285 (init_inline_once): Initialize them.
24286 (struct eni_data): Mew.
24287 (estimate_num_insns_1, estimate_num_insns): Use weights.
24288 * tree-inline.h (struct eni_weights_d): New.
24289 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
24290 (estimate_num_insns): Declaration changed.
24291 * cfgloop.h (tree_num_loop_insns): Declaration changed.
24292 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
24293 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
24295 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24297 * tree-data-ref.c (conflict_fn): Assert that the number of affine
24298 relations in the conflict function is valid.
24300 2007-01-27 Ian Lance Taylor <iant@google.com>
24302 * common.opt: Add fstrict-overflow.
24303 * opts.c (decode_options): Set flag_strict_overflow if -O2.
24304 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
24305 (TYPE_OVERFLOW_UNDEFINED): Define.
24306 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
24308 * tree.h (TYPE_TRAP_SIGNED): Don't define.
24309 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
24310 (fold_negate_expr): Likewise.
24311 (make_range): Likewise.
24312 (extract_muldiv_1): Likewise.
24313 (maybe_canonicalize_comparison): Likewise.
24314 (fold_comparison): Likewise.
24315 (fold_binary): Likewise.
24316 (tree_expr_nonnegative_p): Likewise.
24317 (tree_expr_nonzero_p): Likewise.
24318 * tree-vrp.c (compare_values): Likewise.
24319 (extract_range_from_binary_expr): Likewise.
24320 (extract_range_from_unary_expr): Likewise.
24321 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
24323 (nowrap_type_p): Likewise.
24324 * tree-scalar-evolution.c (simple_iv): Likewise.
24325 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
24326 (build_range_check): Likewise.
24327 (extract_muldiv_1): Likewise.
24328 (fold_comparison): Likewise.
24329 * tree-vrp.c (vrp_int_const_binop): Likewise.
24330 (extract_range_from_unary_expr): Likewise.
24331 * convert.c (convert_to_integer): Likewise.
24332 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
24333 (fold_comparison): Likewise.
24334 (fold_binary): Likewise.
24335 * optabs.c (optab_for_tree_code): Likewise.
24336 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
24337 * simplify-rtx.c (simplify_const_relational_operation): Check
24338 flag_strict_overflow and flag_trapv.
24339 (simplify_const_relational_operation): Likewise.
24340 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
24341 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
24344 2007-01-27 Roger Sayle <roger@eyesopen.com>
24346 * tree.c (tree_fold_gcd): Delete.
24347 * tree.h (tree_fold_gcd): Remove prototype.
24348 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
24349 test whether one constant integer is a multiple of another. Instead
24350 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
24351 * fold-const.c (multiple_of_p): We've determined both TOP and
24352 BOTTOM are integer constants so we can call int_const_binop directly
24353 instead of the more generic const_binop.
24355 2007-01-27 Roger Sayle <roger@eyesopen.com>
24357 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
24358 1*X check that the constant hasn't overflowed, to preserve the
24360 (round_up): Provide an efficient implementation when rouding-up an
24361 INTEGER_CST to a power-of-two.
24363 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24365 * doc/sourcebuild.texi: Add comma for clarity.
24366 * doc/extend.texi: Fix some typos.
24367 * doc/passes.texi: Likewise.
24368 * doc/cppinternals.texi: Likewise.
24369 * doc/c-tree.texi: Likewise.
24370 * doc/tree-ssa.texi: Likewise.
24371 * doc/install.texi: Likewise.
24373 2007-01-27 Jan Hubicka <jh@suse.cz>
24375 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
24376 (pass_sra): Do not require alias information.
24377 * passes.c (init_optimization_passes): Add SRA
24379 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
24381 * tracer.c (rest_of_handle_tracer): We already cleaned
24382 up the CFG in tracer() so don't do it here again.
24383 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
24384 cleanup_cfg here, either. And don't call renumber_insns.
24386 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
24387 and BB_HEAD are in the insn stream here. Instead make sure
24388 that BB_INSN is valid on all insns. Also, do check here that
24389 there are no pending branch predictions...
24390 (rtl_verify_flow_info): ...instead of doing it here. Checks
24391 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
24394 2007-01-26 Roger Sayle <roger@eyesopen.com>
24396 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
24397 function to simplify/factorize operand order canonicalization.
24398 (ix86_fixup_binary_operands): Reorganize using the above function.
24399 (ix86_binary_operator_ok): Likewise.
24401 2007-01-27 Jakub Jelinek <jakub@redhat.com>
24403 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
24404 file scope from optimize_attrs.
24405 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
24407 (optimize_attrs): Clear insn_code_values after freeing it.
24409 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
24411 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
24412 a parts.base assignment.
24414 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
24416 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
24417 (compute_subscript_distance, initialize_data_dependence_relation,
24418 finalize_ddr_dependent, analyze_ziv_subscript,
24419 analyze_siv_subscript_cst_affine,
24420 compute_overlap_steps_for_affine_univar,
24421 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
24422 analyze_siv_subscript, analyze_miv_subscript,
24423 analyze_overlapping_iterations, subscript_dependence_tester_1,
24424 compute_self_dependence, free_dependence_relation): Work
24425 with affine_fn instead of chrecs.
24426 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
24427 common_affine_function, affine_function_base,
24428 affine_function_constant_p, affine_fn_op, affine_fn_plus,
24429 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
24430 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
24431 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
24432 (all_chrecs_equal_p): Removed.
24433 * tree-data-ref.h (affine_fn, conflict_function): New types.
24434 (struct subscript): Change type of conflicting_iterations_in_a
24435 and conflicting_iterations_in_b.
24437 2007-01-26 Steve Ellcey <sje@cup.hp.com>
24440 * config/pa/pa.h (TARGET_HPUX_11): New.
24441 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
24442 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
24444 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
24445 Richard Guenther <rguenther@suse.de>
24447 * tree-ssa-structalias.c (solve_graph): Handle case
24448 we merged the variable to another.
24450 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24452 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
24455 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
24456 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
24458 2007-01-25 DJ Delorie <dj@redhat.com>
24460 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
24461 allow changes to modes which don't fit in those registers.
24463 * reload1.c (choose_reload_regs): Check for invalid subregs before
24464 computing their locations, not after.
24466 2007-01-25 Geoffrey Keating <geoffk@apple.com>
24469 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
24470 save Altivec registers in an eh_return function.
24471 (compute_vrsave_mask): Likewise.
24472 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
24473 for saving Altivec registers.
24474 (rs6000_emit_prologue): Don't allocate stack twice in
24475 eh_return function. Correct expected value of altivec_save_offset
24476 when using save_world. Describe save of R0 to stack when using
24477 save_world. Describe stack pointer adjustment when using
24478 save_world. Remove duplicated eh_return parameter register saving.
24479 Update sp_offset variable after save_world.
24480 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
24482 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
24483 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
24486 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24488 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
24490 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24493 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
24494 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
24496 2007-01-25 Richard Guenther <rguenther@suse.de>
24498 * doc/invoke.texi (-Wcoverage-mismatch): Document.
24499 * common.opt (-Wcoverage-mismatch): New warning option.
24500 * coverage.c (get_coverage_counts): Ignore coverage mismatch
24501 if -Wcoverage-mismatch is given.
24503 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
24505 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
24506 (ipcp_driver): Change to static definition.
24507 Add dumping of the ifunctions.
24508 (constant_val_insert): Remove unused parameter. Support for SSA.
24509 (ipcp_propagate_const): Support for SSA.
24510 (ipcp_profile_bb_print): Print only analyzed nodes.
24511 (ipcp_replace_map_create): Remove support for Fortran constant
24513 * ipa-prop.c (ipa_method_modify_stmt,
24514 ipa_callsite_compute_param): Support for SSA.
24515 * ipa-prop.h (ipcp_driver): Remove declaration.
24516 (IS_VALID_TREE_MAP_INDEX): Add define.
24518 2007-01-24 Geoffrey Keating <geoffk@apple.com>
24520 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
24522 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24524 PR middle-end/30447
24525 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
24526 constant argument to cabs and do it without checking for
24527 -funsafe-math-optimizations.
24529 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
24531 * c-common.h (RID_FIRST_CXX0X): New.
24532 (RID_LAST_CXX0X): New.
24533 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
24535 * c.opt (Wc++0x-compat): New.
24536 * doc/invoke.texi (-Wc++0x-compat): Document.
24538 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24540 * builtins.c (fold_builtin_carg): New.
24541 (fold_builtin_1): Use it.
24543 2007-01-24 Jan Hubicka <jh@suse.cz>
24545 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
24547 * ipa-inline.c (initial_insns, max_insns): Delete.
24548 (compute_max_insns): New function.
24549 (cgraph_decide_inlining_of_small_function): Use it; take minimal
24550 amount of insns as base for code growth.
24551 (cgraph_decide_inlining): Make initial_insns local; do not compute
24553 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
24554 * doc/invoke.texi (inline-unit-growth): Update docs.
24556 2007-01-24 Jakub Jelinek <jakub@redhat.com>
24558 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
24559 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
24560 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
24561 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
24562 for CPUs that have PTA_CX16 set.
24564 PR middle-end/27416
24565 * gimplify.c (omp_check_private): New function.
24566 (gimplify_scan_omp_clauses): Use it for
24567 firstprivate/lastprivate/reduction.
24569 PR middle-end/30494
24570 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
24571 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
24573 PR middle-end/30421
24574 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
24575 If lower_lastprivate_clauses emits some statements, append them
24576 to dlist rather than body_p and to body_p append an initializer.
24577 (lower_omp_for): Adjust caller.
24579 2007-01-24 Steve Ellcey <sje@cup.hp.com>
24581 * target.h (globalize_decl_name): New.
24582 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24583 * output.h (default_globalize_decl_name): New.
24584 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
24586 (globalize_decl): Ditto.
24587 (default_globalize_decl_name): New.
24588 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
24589 (ia64_handle_version_id_attribute): New.
24590 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24591 (ia64_asm_output_external): Use globalize_decl_name instead
24592 of globalize_label.
24593 * doc/extend.texi (version_id): New pragma.
24594 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
24596 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24598 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24599 _uleb128_t and _Unwind_SWord with _sleb128_t.
24600 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24601 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24603 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24604 * unwind-pe.h (read_uleb128, read_sleb128,
24605 read_encoded_value_with_base): Likewise.
24606 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24608 2007-01-24 Richard Guenther <rguenther@suse.de>
24610 * builtins.c (expand_builtin_cexpi): Get the fndecl
24611 for cexp in the correct way.
24613 2007-01-24 Jan Hubicka <jh@suse.cz>
24615 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24618 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24620 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24621 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24622 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24623 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24624 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24625 __SIZEOF_PTRDIFF_T__.
24626 * doc/cpp.texi: Documentation for the new builtin macros added.
24628 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24630 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24631 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24632 instead of operands[2] to avoid access past the end of array.
24634 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24636 * reload1.c (emit_reload_insns): Pass the reload register
24637 for a non-spill output reload through forget_old_reloads_1.
24639 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24641 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24642 _SOFT_DOUBLE if doubles use software floating-point.
24643 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24644 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24645 * config/rs6000/darwin-ldouble.c: Also compile functions for
24646 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24647 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24648 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24649 commented-out long double override.
24650 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24651 * config/rs6000/eabispe.h: Likewise.
24652 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24653 long double for non-SPE.
24654 (rs6000_handle_option): Likewise.
24655 (invalid_e500_subreg): Disallow more subregs involding DImode,
24656 DFmode, TImode or TFmode.
24657 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24659 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24661 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24662 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24664 (rs6000_legitimate_address): Also check for TFmode for E500
24666 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24667 (spe_build_register_parallel): Handle TFmode and TCmode.
24668 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24670 (function_arg): Handle TFmode and TCmode for E500 double.
24671 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24673 (print_operand): Handle TFmode and TImode for %y.
24674 (rs6000_generate_compare): Handle TFmode comparisons for E500
24676 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24677 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24678 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24679 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24680 TFmode for E500 double.
24681 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24682 (floatsidf2): Enable for E500 double.
24683 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24684 (extenddftf2): Change to extenddftf2_fprs.
24685 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24686 depending on TARGET_E500_DOUBLE.
24687 (extendsftf2): Enable for E500 double.
24688 (trunctfdf2): Enable for E500 double.
24689 (trunctfsf2): Change to trunctfsf2_fprs.
24690 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24691 depending on TARGET_E500_DOUBLE.
24692 (floatsitf2): Enable for E500 double.
24693 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24694 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24695 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24696 (negtf2): Change to negtf2_internal.
24697 (negtf2): New expander.
24698 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24699 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24700 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24701 (movdi_internal32): Use rs6000_nonimmediate_operand.
24702 (unnamed splitter): Likewise.
24703 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24704 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24705 (SPE64TF, DITI): New mode macros.
24706 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24709 (frob_<mode>_di_2): New.
24710 (frob_tf_di_8_2): New.
24711 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24713 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24715 (frob_ti_<mode>_8_2): New.
24716 (frob_ti_tf_2): New.
24717 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24718 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24720 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24721 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24722 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24723 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24724 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24725 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24728 2007-01-23 Ian Lance Taylor <iant@google.com>
24730 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24732 (OBJS-archive): Reformat, alphabetize.
24733 (OBJS): Change out_object_file to OBJS-md.
24735 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24737 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24738 JUMP_P and CALL_P predicates where applicable.
24739 * config/i386/i386.c: Ditto.
24740 * config/i386/i386.md: Ditto.
24741 * config/i386/mmx.md: Ditto.
24742 * config/i386/predicates.md: Ditto.
24744 2007-01-22 Andreas Schwab <schwab@suse.de>
24746 * config/m68k/m68k.h: Fix comment.
24748 2007-01-22 Jan Hubicka <jh@suse.cz>
24750 * passes.c (init_optimization_passes): Do not rerun
24751 pass_early_warn_uninitialized.
24753 2007-01-22 Richard Guenther <rguenther@suse.de>
24755 PR tree-optimization/30038
24756 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24758 (execute_cse_sincos_1): Likewise.
24759 (execute_cse_sincos): Likewise.
24760 (gate_cse_sincos): Likewise.
24761 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24762 the cexpi() canonicalization of sincos().
24763 * tree-pass.h (pass_cse_sincos): Declare.
24764 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24766 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24768 PR rtl-optimization/29329
24769 * combine.c (replaced_rhs_insn): Rename to i2mod.
24770 (replaced_rhs_value): Rename to i2mod_new_rhs.
24771 (i2mod_old_rhs): New global variable.
24772 (combine_instructions): Adjust for above change. Save a copy of
24773 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24774 note are substituted in the second instruction.
24775 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24776 ditch the note if it pertains to the second eliminated register
24777 and this register is mentioned in i2mod_old_rhs.
24780 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24782 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24783 the insn to which the note was originally attached.
24785 2007-01-21 Jan Hubicka <jh@suse.cz>
24787 * ipa-inline.c (inlining_mode): Comment, move up.
24788 (cgraph_decide_inlining_incrementally): Do not perform inlining
24789 itself; fix handling of flattening of self recursive functions.
24790 (cgraph_find_cycles): Remove.
24791 (cgraph_flatten_node): Remove.
24792 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24793 (try_inline): New function.
24794 (cgraph_early_inlining): Update call of
24795 cgraph_decide_inlining_incrementally. Apply inlining here.
24796 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24798 2007-01-21 Dirk Mueller <dmueller@suse.de>
24801 * tree-vrp.c (check_array_bounds): do not warn
24802 about ADDR_EXPR's of ARRAY_REF's which are immediately
24803 used in binary expressions.
24805 2007-01-21 Ira Rosen <irar@il.ibm.com>
24807 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24808 read_write_dep and macros for its access.
24809 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24810 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24811 argument, call vect_check_interleaving for every independent pair of
24812 data-refs. Mark loads that access the same memory location as a store
24814 (vect_check_dependences): Remove.
24815 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24816 call, fix the call to vect_analyze_data_ref_dependence.
24817 (vect_analyze_data_ref_access): For statements that access the same
24818 data-ref, check that they are not stores; for loads, check that there
24819 is no store that access the same location.
24821 2007-01-20 Roger Sayle <roger@eyesopen.com>
24822 Joseph Myers <joseph@codesourcery.com>
24824 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24825 (-fdump-rtl-stack): Likewise.
24826 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24827 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24828 (-mpt-fixed): Use @minus{} for minus sign.
24829 (Using Precompiled Headers): Fix under/overfull hbox.
24831 2007-01-20 Jan Hubicka <jh@suse.cz>
24833 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24834 place within annotation.
24836 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24838 * pa.c (output_move_double): Change array size of xoperands to 4.
24840 2007-01-20 Jan Hubicka <jh@suse.cz>
24842 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24845 2007-01-19 Ian Lance Taylor <iant@google.com>
24847 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24848 constant to unsigned HOST_WIDE_INT before negating.
24850 2007-01-19 Ian Lance Taylor <iant@google.com>
24852 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24854 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24855 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24856 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24857 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24858 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24859 (realloc_vdef, realloc_vuse): Change second parameter to
24861 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24862 fields to unsigned.
24863 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24864 unsigned. Change x and lim locals to unsigned.
24865 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24867 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24868 (copy_virtual_operands): Change i and n locals to unsigned.
24870 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24872 PR middle-end/29335
24873 * builtins.c (fold_builtin_1): Handle builtin fdim.
24875 2007-01-20 Jan Hubicka <jh@suse.cz>
24877 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24878 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24879 init_alias_heapvars.
24880 (init_alias_heapvars): Initialize only when not already initialized.
24881 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24883 2007-01-19 Roger Sayle <roger@eyesopen.com>
24885 * common.opt (fsigned-zeros): New command line option.
24886 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24887 of flag_unsafe_math_optimizations.
24888 * opts.c (set_fast_math_flags): The -ffast-math command line option
24889 implies -fno-signed-zeros.
24890 (fast_math_flags_set_p): Likewise.
24892 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24893 the documentation of -ffast-math appropriately. Wrap long lines.
24895 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24897 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24898 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24900 2007-01-19 Tomas Bily <tbily@suse.cz>
24902 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24904 (tree_init_ic_make_global_vars): New function
24905 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24906 (tree_gen_ic_profiler): New function
24907 (tree_gen_ic_func_profiler): New function
24908 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24909 (tree_profile_hooks): Added hook for indirec/virtual calls
24910 * value-prof.c (tree_find_values_to_profile): New case for
24912 (tree_values_to_profile): Call for determining indirect/virtual
24914 (tree_indirect_call_to_profile): New function
24915 (tree_ic_transform): New function
24916 (tree_ic): New function
24917 (find_func_by_pid): New function
24918 (init_pid_map): New function
24919 (tree_value_profile_transformations): Added check for
24920 indirect/virtual call transformation
24921 * value-prof.h (enum hist_type): New counter type for
24922 indirect/virtual calls
24923 (profile_hooks): Added new hook for profiling indirect/virtual
24925 * profile.c (instrument_values): New case for indirect/virtual
24927 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24928 (GCOV_COUNTER_V_INDIR): New counter type
24929 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24930 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24932 * cgraph.c: Definition of cgraph_max_pid
24933 (cgraph_create_node): Default init of pid attribute
24934 * cgraph.h: Declaration of cgraph_max_pid
24935 (struct cgraph_node): Added pid attribute
24936 * libgcov.c (__gcov_indirect_call_profiler): New function
24937 (__gcov_one_value_profiler_body): New function
24938 (__gcov_one_value_profiler): Body was moved to
24939 __gcov_one_value_profiler_body and calls it
24941 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24943 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24944 * gengtype.c (write_types_data, write_func_for_structure,
24945 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24946 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24947 (walk_type, write_func_for_structure): Generate the mark_hook if
24950 2007-01-19 Jan Hubicka <jh@suse.cz>
24952 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24953 'early' argument take inlining mode argument specifying whether to
24954 inline for size/speeed or all functions; add support for flattening;
24956 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24958 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24961 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24962 the name of the declared identifier.
24964 2007-01-19 Dirk Mueller <dmueller@suse.de>
24966 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24967 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24968 duplicate evaluation.
24970 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24972 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24973 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24974 to XFMode, use acosxf2 and truncate result to requested mode.
24975 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24976 (asin<mode>2): Similarly, with asin expanders.
24977 (*fscalexf4_i387): Rename from *fscalexf4.
24978 (expNcorexf3): New expander.
24979 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24980 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24981 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24982 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24983 patterns for SSE math.
24984 (exp10<mode>2): Similarly, with exp10 expanders.
24985 (exp2<mode>2): Similarly, with exp2 expanders.
24986 (expm1<mode>2): Similarly, with expm1 expanders.
24987 (ldexp<mode>3): Similarly, with ldexp expanders.
24988 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24989 Use gen_truncxf<mode>2_i387_noop to truncate result.
24991 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24993 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24994 for ColdFire targets.
24996 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24997 Richard Sandiford <richard@codesourcery.com>
24999 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
25000 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
25001 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
25002 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
25003 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25004 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
25006 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25008 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
25009 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
25010 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
25011 (*adddi_dilshr32_cf): New pattern.
25012 (adddi3, subdi3): Remove first alternatives.
25014 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25016 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
25017 implemented using move.l, do not use its cc result for floating-point
25020 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25022 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
25023 from accepting 's' constraints if flag_pic.
25025 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25027 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
25028 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
25029 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
25030 condition from TARGET_68881 to TARGET_HARD_FLOAT.
25032 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
25034 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
25035 ColdFire alternatives.
25036 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
25037 * config/m68k/m68k.md (clzsi2): Define for ColdFire
25038 architectures that support ff1 instruction.
25040 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25041 Julian Brown <julian@codesourcery.com>
25043 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
25044 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
25045 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
25048 2007-01-19 Richard Sandiford <richard@codesourcery.com>
25050 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
25052 (output_move_const_into_data_reg, output_move_simode_const): Delete.
25053 * config/m68k/m68k.c (const_method, const_int_cost): Take a
25054 HOST_WIDE_INT instead of an rtx.
25055 (m68k_rtx_costs): Update call accordingly.
25056 (output_move_const_into_data_reg): Likewise. Fix formatting.
25057 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
25059 (output_move_simode_const): Update calls after above changes.
25060 Rework to use automatic variables and predicates like MEM_P.
25061 * config/m68k/m68k.md (pushexthisi_const): Update call to
25064 2007-01-19 Dirk Mueller <dmueller@suse.de>
25066 * tree-ssa-alias.c (perform_var_substitution): Fix typo
25067 in dump_flags test.
25069 2007-01-19 Richard Guenther <rguenther@suse.de>
25071 * builtins.c (expand_builtin_cexpi): Fall back to expanding
25072 via cexp in case sincos is not available.
25074 2007-01-19 Richard Guenther <rguenther@suse.de>
25076 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
25077 * defaults.h (TARGET_HAS_SINCOS): Default to off.
25078 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
25079 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
25080 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
25081 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
25082 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
25083 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
25085 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25087 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
25089 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
25090 (atan2xf3): Directly generate RTL pattern.
25091 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
25092 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25093 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25094 disable patterns for SSE math.
25095 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
25096 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25097 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25098 disable patterns for SSE math.
25100 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
25102 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
25104 2007-01-18 Roger Sayle <roger@eyesopen.com>
25106 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
25107 VIEW_CONVERT_EXPR to the same type as it's operand.
25109 2007-01-18 David Edelsohn <edelsohn@gnu.org>
25111 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
25112 configured for long double 128.
25114 2007-01-18 Mike Stump <mrs@apple.com>
25116 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
25119 2007-01-18 Michael Meissner <michael.meissner@amd.com>
25121 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
25124 2007-01-18 Jan Hubicka <jh@suse.cz>
25126 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
25127 greater than NUM_VOP_FREE_BUCKETS.
25129 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
25131 * tree-ssa-structalias.c: Update comments.
25132 (ptabitmap_obstack): Removed.
25133 (pta_obstack): New.
25134 (oldpta_obstack): Ditto.
25135 (stats): Add a few members.
25136 (struct variable_info): Remove node, complex, address_taken, and
25137 indirect_target members. Add oldsolution member.
25138 (new_var_info): Do not initialize removed members.
25139 (constraint_expr_type): Remove INCLUDES.
25140 (constraint_graph): Add size, implicit_preds, rep,
25141 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
25142 (FIRST_REF_NODE): New macro.
25143 (LAST_REF_NODE): Ditto.
25144 (FIRST_ADDR_NODE): Ditto.
25145 (find): New function.
25147 (dump_constraint): Do not handle INCLUDES.
25148 (insert_into_complex): Do not insert duplicate constraints.
25149 (condense_varmap_nodes): Renamed and rewritten into ...
25150 (merge_node_constraints): This. Also fix bug in handling of
25151 offseted copy constraints.
25152 (clear_edges_for_node): No longer need to deal with preds at all,
25153 or removing associated preds/succs.
25154 (merge_graph_nodes): Deal with indirect_cycles.
25155 Don't deal with predecessors.
25156 (add_implicit_graph_edge): New function.
25157 (add_pred_graph_edge): Ditto.
25158 (add_graph_edge): Don't deal with predecessors.
25159 (build_constraint_graph): Removed.
25160 (build_pred_graph): New function.
25161 (build_succ_graph): Ditto.
25162 (struct scc_info): Removed in_component. Added roots, dfs, and
25163 node_mapping. Remove visited_index, unification_queue.
25164 (scc_visit): Deal with union-find we do now.
25165 Deal with cycles with REF nodes.
25166 (collapse_nodes): Renamed and rewritten to ...
25167 (unify_nodes): This.
25168 (process_unification_queue): Removed.
25169 (topo_visit): Cleanup
25170 (do_da_constraint): Use find.
25171 (do_sd_constraint): Ditto.
25172 (do_ds_constraint): Ditto.
25173 (do_complex_constraint): Ditto.
25174 (init_scc_info): Update for removed and added members.
25175 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
25176 (find_indirect_cycles): This.
25177 (equivalence_class): New variable.
25178 (label_visit): New function.
25179 (perform_variable_substitution): Rewritten.
25180 (free_var_substitution_info): New function.
25181 (find_equivalent_node): Ditto.
25182 (move_complex_constraints): Ditto.
25183 (eliminate_indirect_cycles): Ditto.
25184 (solve_graph): Only propagate changed bits.
25185 Use indirect cycle elimination.
25187 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
25188 (tree_id_eq): Renamed to ...
25189 (tree_vi_eq): This. Update for member change
25190 (insert_id_for_tree): Renamed and rewritten to ...
25191 (insert_vi_for_tree): This.
25192 (lookup_id_for_tree): Renamed and rewritten to ...
25193 (lookup_vi_for_tree): This.
25194 (get_id_for_tree): Renamed and rewritten to ...
25195 (get_vi_for_tree): Ditto.
25196 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
25197 (process_constraint): Don't handle INCLUDES.
25198 Remove special ADDRESSOF case.
25199 (find_func_aliases): Rewrite to use vi functions instead of id
25201 (create_function_info_for): Ditto.
25202 (create_variable_info_for): Ditto.
25203 (intra_create_variable_infos): Ditto.
25204 (merge_smts_into): Ditto.
25205 (find_what_p_points_to): Ditto.
25206 (init_base_vars): Ditto.
25207 (init_alias_vars): Ditto.
25208 (remove_preds_and_fake_succs): New function.
25209 (dump_sa_points_to_info): Dump new stats.
25210 (dump_solution_for_var): Use find.
25211 (set_used_smts): Fix formatting.
25212 (compute_points_to_sets): Updated for new functions.
25213 (ipa_pta_execute): Ditto.
25215 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25216 Richard Sandiford <richard@codesourcery.com>
25218 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
25220 * calls.c (expand_call): If the return value is a PARALLEL,
25221 extract its first member.
25222 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
25223 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25224 use FUNCTION_EXTRA_EPILOGUE.
25225 (m68k_function_value): Return a PARALLEL if the return value
25226 is of a pointer type.
25227 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
25228 (FUNCTION_EXTRA_EPILOGUE): Remove.
25229 * config/m68k/m68k.md (D0_REG): New constant.
25231 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25233 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25234 output a NOP for empty epilogues.
25236 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25238 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
25239 before function. Extend register save check to include all
25240 registers, not just integer ones.
25242 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25244 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
25245 (m68k_use_return_insn): ...this.
25246 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
25247 * config/m68k/m68k.c (use_return_insn): Rename to...
25248 (m68k_use_return_insn): ...this.
25249 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
25250 of USE_RETURN_INSN.
25252 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25254 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
25255 nearest even, fix denormal rounding overflow.
25257 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25259 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
25260 f%$smove and f%$move.
25261 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
25262 (extendsfdf2_cf): Use fdmove instead of f%&move.
25263 (truncdfsf2_cf): Use fsmove instead of f%$smove.
25264 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
25266 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25268 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
25271 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25273 * real.h (real_format): Add a canonical_nan_lsbs_set field.
25274 (coldfire_single_format): Declare.
25275 (coldfire_double_format): Likewise.
25276 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
25277 of qnan_msb_set to determine the lower bits of a canonical
25279 (encode_ieee_double): Likewise.
25280 (encode_ieee_quad): Likewise.
25281 (ieee_single_format): Initialize canonical_nan_lsbs_set.
25282 (mips_single_format): Likewise.
25283 (ieee_double_format): Likewise.
25284 (mips_double_format): Likewise.
25285 (ieee_extended_motorola_format): Likewise.
25286 (ieee_extended_intel_96_format): Likewise.
25287 (ieee_extended_intel_128_format): Likewise.
25288 (ieee_extended_intel_96_round_53_format): Likewise.
25289 (ibm_extended_format): Likewise.
25290 (mips_extended_format): Likewise.
25291 (ieee_quad_format): Likewise.
25292 (mips_quad_format): Likewise.
25293 (vax_f_format): Likewise.
25294 (vax_d_format): Likewise.
25295 (vax_g_format): Likewise.
25296 (i370_single_format): Likewise.
25297 (i370_double_format): Likewise.
25298 (decimal_single_format): Likewise.
25299 (decimal_double_format): Likewise.
25300 (decimal_quad_format): Likewise.
25301 (c4x_single_format): Likewise.
25302 (c4x_extended_format): Likewise.
25303 (real_internal_format): Likewise.
25304 (coldfire_single_format): New real_format.
25305 (coldfire_double_format): Likewise.
25306 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
25307 canonical_nan_lsbs_set.
25308 (pdp11_d_format): Likewise.
25309 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
25310 if TARGET_COLDFIRE_CPU.
25312 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25314 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
25315 (output_call, m68k_legitimize_call_address): Declare.
25316 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
25317 parenthesees. Add support for a 'W' constraint.
25318 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
25319 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
25320 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
25321 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
25323 (override_options): Initialize them. Do not set flag_no_function_cse
25324 for TARGET_ID_SHARED_LIBRARY.
25325 (m68k_output_pic_call): Delete.
25326 (m68k_legitimize_call_address): New function.
25327 (print_operand): Remove the %o prefix. Handle the %p prefix.
25328 (output_call): New function.
25329 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
25330 target address from the GOT if symbolic jumps are not allowed.
25331 * config/m68k/m68k.md (call, general_operand): Do not set
25332 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
25333 Merge separate flag_pic and !flag_pic define_insns into...
25334 (*call, *call_value): ...these new patterns. Match the address
25335 rather than the containing MEM and require it to be a call_operand.
25336 Use output_call to generate the asm template.
25337 * config/m68k/predicates.md (const_call_operand): New predicate.
25338 (call_operand): Likewise.
25340 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25342 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
25343 (STACK_GROWS_DOWNWARD): Define to 1.
25344 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
25345 comments, emphasizing that these values are only defaults.
25346 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
25347 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
25349 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25351 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
25353 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25354 Richard Sandiford <richard@codesourcery.com>
25356 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
25357 (FP_REGNO_P): New macros.
25358 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
25359 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
25360 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
25361 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
25363 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25365 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25366 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
25368 * config/m68k/t-floatlib: New file, extracting common code from...
25369 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
25370 * config/m68k/t-uclinux: Here.
25371 * config/m68k/fpgnulib.c: Do not compile extendeed precision
25372 routines on ColdFire targets.
25374 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25376 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25377 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
25378 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
25379 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
25380 explicitly set MOTOROLA to 1.
25381 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
25383 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25384 Nathan Sidwell <nathan@codesourcery.com>
25386 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
25387 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
25388 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
25389 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
25390 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
25391 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
25392 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
25393 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
25394 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
25395 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
25396 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
25397 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
25398 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
25399 (DBX_REGISTER_NUMBER): Delete.
25400 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
25401 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
25402 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
25404 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25406 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
25407 * config/flat.h: New file.
25408 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
25409 OBJECT_FORMAT_FLAT.
25410 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
25411 indirect references for -msep-data or -mid-shared-library.
25412 Do not use PC-relative code addresses either.
25413 * config/m68k/m68k.c (override_options): Restrict -fPIC error
25415 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
25416 for shared libraries and crt1.o for executables. Use crti.o and
25418 (ENDFILE_SPEC): Use crtend.o and crtn.o.
25419 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
25420 Do not add -elf2flt or -shared-lib-id options here.
25421 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
25422 Pass -shared-lib-id if -mid-shared-library, taking the library
25423 identifier from -mshared-library-id if given, otherwise
25425 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
25426 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
25427 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
25428 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
25429 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
25430 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
25432 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
25433 jump sequence for ISA A and ISA A+.
25434 (PICJUMP): Likewise.
25436 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25438 * config.gcc (m68k-*-uclinux*): Base the port on the common
25439 and m68k GNU/Linux files rather than on the generic ELF ones.
25440 * config/m68k/uclinux.h (TARGET_VERSION): Override.
25441 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
25443 2007-01-18 Julian Brown <julian@codesourcery.com>
25444 Richard Sandiford <richard@codesourcery.com>
25446 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
25447 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25448 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
25450 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
25451 80 unconditionally.
25452 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25454 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25456 * doc/install.texi: Document m68k-uclinuxoldabi.
25457 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
25458 * config/m68k/uclinux-oldabi.h: New file, copied from
25459 config/m68k/uclinux.h.
25461 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
25463 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
25464 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
25465 (m32r_compute_frame_size): Use unsigned for regno.
25466 (m32r_reload_lr): Use gen_frame_mem.
25468 (m32r_output_function_epilogue): Don't output the function epilogue
25470 (m32r_expand_epilogue): New.
25471 (direct_return): Return false if the function has the interrupt
25473 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
25474 * config/m32r/m32r.md (epilogue): New expander.
25475 (return_lr, return_rte): New insns.
25476 (return): Make it expander.
25477 (return_normal): New expander.
25479 2007-01-18 Josh Conner <jconner@apple.com>
25482 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
25483 support for UNLE, UNLT, UNGE, and UNGT.
25485 2007-01-18 Jan Hubicka <jh@suse.cz>
25487 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
25488 * tree-tailcall (add_virtual_phis): Likewise.
25489 (optimize_tail_call): Return TODOs.
25490 (execute_tail_calls): Return TODOs.
25491 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
25492 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
25494 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25495 Cleanup cfg using TODO.
25496 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
25497 * passes.c (execute_function_todo): When cleanup did something, remove
25499 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
25500 (make_edges): Don't cleanup_cfg.
25502 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
25504 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
25505 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
25506 operate on the top of stack.
25507 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
25508 register handling of instructions that output to the second
25510 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
25511 (move_for_stack_reg): Special-case check for dead destination
25512 stack slot for constant load of 1.0 inside UNSPEC_TAN.
25514 * config/i386/i386.md (UNSPEC_TAN): New constant.
25515 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
25516 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
25517 to correctly model move of constant 1.0 to top stack slot.
25518 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
25519 (unnamed peephole2 pattern): Remove corresponding peephole2
25520 pattern that optimizes tan insn and loading of constant 1.0.
25521 (tanxf2): Use fptanxf4_i387.
25522 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
25523 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
25524 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25525 disable patterns for SSE math.
25526 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
25527 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
25529 2007-01-18 Dirk Mueller <dmueller@suse.de>
25530 Richard Guenther <rguenther@suse.de>
25533 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
25534 * common.opt (Warray-bounds): Add new warning option.
25535 * c-opts.c (c_common_handle_option): Define -Warray-bounds
25537 * Makefile.in: make tree-vrp.o depend on toplev.h
25538 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
25540 (check_array_refs, check_array_bounds, check_array_ref): New.
25542 2007-01-18 Jan Hubicka <jh@suse.cz>
25544 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
25545 (execute_ssa_ccp): Return flags conditionally.
25546 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
25548 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
25550 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
25552 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
25553 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
25555 * Makefile.c (GTFILES): Add cfglayout.h.
25556 * gengtype.c (open_base_files): Likewise.
25557 * cfglayout.c (cfg_layout_function_footer,
25558 cfg_layout_function_header) Reindent to make gengtype happy.
25559 * cfglayout.h (cfg_layout_function_footer,
25560 cfg_layout_function_header): Add GTY(()) marker.
25562 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
25564 2007-01-18 Ben Elliston <bje@au.ibm.com>
25566 * genautomata.c (write_automata): Include xstrerror output in the
25567 error message if writing the DFA description file fails.
25569 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
25571 * config/mips/mips-protos.h (mips_output_external): Make it
25573 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
25574 * config/mips/mips.c (irix_output_external_libcall): Likewise.
25575 (extern_list): Likewise.
25576 (extern_head): Likewise.
25577 (TARGET_ASM_FILE_END): Likewise.
25578 (mips_file_end): Likewise.
25579 (mips_output_external): Rewritten.
25581 2007-01-18 Ben Elliston <bje@au.ibm.com>
25583 * genpreds.c (write_insn_preds_c): Only write out the function
25584 body for regclass_for_constraint if we have register constraints.
25586 2007-01-17 Tom Tromey <tromey@redhat.com>
25588 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
25589 * doc/install.texi (Testing): Use sourceware.org.
25590 (Binaries): Likewise.
25591 (Specific): Likewise.
25592 * doc/contrib.texi (Contributors): Use sourceware.org.
25594 2007-01-17 Anatoly Sokolov <aesok@post.ru>
25596 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
25597 (AVR_ENHANCED): Rename to ...
25598 (AVR_HAVE_MUL): ... new.
25599 (avr_enhanced_p): Rename to ...
25600 (avr_have_mul_p): ... new.
25601 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25602 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25603 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25604 (avr_have_mul_p): ... new.
25605 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25606 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25607 'avr_enhanced_p' and 'enhanced'.
25608 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25609 AVR_HAVE_MUL instead of AVR_ENHANCED.
25610 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25611 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25612 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25613 instead of AVR_ENHANCED.
25614 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25615 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25616 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25618 2007-01-17 Ian Lance Taylor <iant@google.com>
25620 * vec.h (VEC_reserve_exact): Define.
25621 (vec_gc_p_reserve_exact): Declare.
25622 (vec_gc_o_reserve_exact): Declare.
25623 (vec_heap_p_reserve_exact): Declare.
25624 (vec_heap_o_reserve_exact): Declare.
25625 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25627 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25628 negative parameter.
25629 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25630 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25631 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25632 * vec.c (calculate_allocation): Add exact parameter. Change all
25634 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25635 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25636 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25637 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25638 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25639 (vec_heap_p_reserve_exact): New function.
25640 (vec_heap_o_reserve_exact): New function.
25642 2007-01-17 Jan Hubicka <jh@suse.cz>
25644 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25646 2007-01-17 Eric Christopher <echristo@apple.com>
25648 * config.gcc: Support core2 processor.
25650 2007-01-16 Jan Hubicka <jh@suse.cz>
25652 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25653 the names, just unlink the chain so we don't crash on dangling
25657 2007-01-16 Jan Hubicka <jh@suse.cz>
25659 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25660 * tree-pass.h: Reorder to make IPA passes appear toegher.
25661 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25663 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25664 parameters, do not call early inliner.
25665 * ipa-inline.c: Update comments. Include tree-flow.h
25666 (cgraph_decide_inlining): Do not compute inlining parameters.
25667 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25668 be called with function context set up.
25669 (pass_ipa_inline): Remove unreachable functions before pass.
25670 (cgraph_early_inlining): Simplify assuming to be called from the
25672 (pass_early_inline): New pass.
25673 (cgraph_gate_ipa_early_inlining): New gate.
25674 (pass_ipa_early_inline): Turn into simple wrapper.
25675 (compute_inline_parameters): New function.
25676 (gate_inline_passes): New gate.
25677 (pass_inline_parameters): New pass.
25678 (apply_inline): Move here from tree-optimize.c
25679 (pass_apply_inline): New pass.
25680 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25682 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25683 doing them by hand.
25684 (tree_function_versioning): Do not allocate dummy struct function.
25685 * tree-inline.h (optimize_inline_calls): Update prototype.
25686 * tree-optimize.c (execute_fixup_cfg): Export.
25687 (pass_fixup_cfg): Remove
25688 (tree_rest_of_compilation): Do not apply inlines.
25689 * tree-flow.h (execute_fixup_cfg): Declare.
25690 * Makefile.in (gt-passes.c): New.
25691 * passes.c: Include gt-passes.h
25692 (init_optimization_passes): New passes.
25693 (nnodes, order): New static vars.
25694 (do_per_function_toporder): New function.
25695 (execute_one_pass): Dump current pass here.
25696 (execute_ipa_pass_list): Don't dump current pass here.
25698 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25700 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25701 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25703 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25705 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25706 (strong_alias): Define.
25707 (__gcc_qmul): Provide non-FMA for soft-float.
25708 (__gcc_qdiv): Same.
25713 (__gcc_qunord): New.
25723 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25724 soft-float functions.
25725 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25726 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25727 about long double soft float.
25729 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25730 Tehila Meyzels <tehila@il.ibm.com>
25732 * tree-vectorizer.h (is_pattern_stmt_p): New.
25733 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25734 formatting (tabs instead of spaces). Cleanup and clarify setting
25735 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25736 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25737 (vectorizable_type_demotion): Check that types are integral.
25738 (vectorizable_type_promotion): Likewise.
25739 (vectorizable_store): Fix typo. Eliminate new-line at end of
25742 2007-01-16 Jan Hubicka <jh@suse.cz>
25744 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25747 2007-01-15 Eric Christopher <echristo@apple.com>
25749 * ifcvt.c: Include vec.h, vecprim.h.
25750 (check_cond_move_block): New argument regs.
25751 Reorganize. Add registers used to regs.
25752 (cond_move_process_if_block): Use regs set above as
25755 2007-01-15 Eric Christopher <echristo@apple.com>
25757 * config/darwin.h: Update copyright.
25758 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25759 (LINK_COMMAND_SPEC): Add -u.
25760 (LINK_SPEC): Fix umbrella for above.
25762 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25764 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25767 2007-01-15 Tom Tromey <tromey@redhat.com>
25769 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25770 * doc/install.texi (Testing): Don't mention jacks.
25771 (Configuration): Document --enable-java-maintainer-mode. Move
25772 --with-java-home to libgcj-specific section. Document
25774 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25776 2007-01-15 Jan Hubicka <jh@suse.cz>
25778 * tree-ssa-dce.c (DCE_TODOs): New.
25779 (propagate_necessity): Return if something changed.
25780 (eliminate_unnecessary_stmts): Likewise.
25781 (perform_tree_ssa_dce): Return TODO flags when needed.
25782 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25784 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25786 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25787 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25788 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25789 patterns using X87MODEF12 mode macro. Extend operand 1
25790 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25791 (log10<mode>2): Ditto.
25792 (log2<mode>2): Ditto.
25793 (log1p<mode>2): Ditto.
25794 (logb<mode>2): Ditto.
25795 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25796 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25797 (*fxtractxf3_i387): Rename from *fxtractxf3.
25798 (fxtract_extend<mode>xf3_i387): New insn pattern.
25799 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25800 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25801 and gen_fyl2xxf3_i387().
25803 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25805 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25806 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25807 get_loop_exit_edges. Changed return type to bool.
25808 * cfgloop.h (fix_loop_placement): Declaration removed.
25810 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25812 * param.h (MIN_VECT_LOOP_BOUND): New.
25813 * params.def (MIN_VECT_LOOP_BOUND): New.
25814 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25815 argument - minimum threshold for number of iterations.
25816 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25817 argument to declaration.
25818 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25819 MIN_VECT_LOOP_BOUND.
25820 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25821 slpeel_tree_peel_loop_to_edge with additional argument.
25822 (vect_do_peeling_for_alignment): Likewise.
25823 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25825 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25828 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25829 operands of size 1.
25831 2007-01-14 Jan Hubicka <jh@suse.cz>
25833 * tree-dfa.c (remove_referenced_var): New function.
25834 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25835 prune referenced vars list too.
25836 * tree-flow.h (remove_referenced_var): Declare.
25838 2007-01-14 Jan Hubicka <jh@suse.cz>
25840 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25842 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25843 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25844 * except.h (verify_eh_throw_table_statements): Kill prototype.
25845 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25846 into call exrepssions.
25847 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25849 * tree-cfg.c: Include pointer-set.h.
25850 (verify_node_sharing): Work on pointer set.
25851 (verify_eh_throw_stmt_node): New.
25852 (verify_stmts): Use pointers sets, verify throw_stmt.
25854 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25856 * ipa-reference.c (analyze_function): Consider also addresses taken
25859 2007-01-12 Roger Sayle <roger@eyesopen.com>
25861 * c-typeck.c (null_pointer_constant_p): Replace use of
25862 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25863 (build_c_cast): Likewise.
25865 2007-01-12 Roger Sayle <roger@eyesopen.com>
25867 * tree.h (force_fit_type_double): Remove unused final argument.
25868 * c-common.c (constant_expression_warning): Replace use of
25869 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25870 (convert_and_check): Likewise.
25871 (shorten_compare): Update call to force_fit_type_double.
25872 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25873 * convert.c (convert_to_pointer): Update call to
25874 force_fit_type_double.
25875 * fold-const.c (force_fit_type_double): Remove overflowed_const
25877 (int_const_binop, fold_convert_const_int_from_int,
25878 fold_convert_const_int_from_real, fold_div_compare,
25879 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25880 fold_abs_const, fold_not_const): Remove the final argument from
25881 calls to force_fit_type_double.
25883 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25885 * configure.ac: Set insn to "nop" for spu-*-* also.
25886 * configure: Regenerate.
25888 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25890 * builtins.def : Add BUILT_IN_FREE.
25892 2007-01-12 Jan Hubicka <jh@suse.cz>
25894 PR tree-optimization/30443
25895 * tree-inline.c (tree_function_versioning): Do not optimize when
25896 cloning for inlining.
25898 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25900 * doc/loop.texi: Document recording of loop exits.
25901 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25902 (update_single_exits_after_duplication,
25903 update_single_exit_for_duplicated_loop,
25904 update_single_exit_for_duplicated_loops): Removed.
25905 (duplicate_loop_to_header_edge): Do not call
25906 update_single_exits_after_duplication and
25907 update_single_exit_for_duplicated_loops.
25908 (loop_version): Do not update single_exit information.
25909 (fix_loop_structure): Use record_loop_exits instead of
25910 mark_single_exit_loops.
25911 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25912 the lists of loop exits.
25913 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25914 split_edge, merge_blocks): Update the lists of loop exits.
25915 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25916 loop_optimizer_init.
25917 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25918 of mark_single_exit_loops.
25919 (loop_optimizer_finalize): Call release_recorded_exits.
25920 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25921 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25922 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25923 update single exit information.
25924 * lambda-code.c (perfect_nestify): Ditto.
25925 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25926 (mark_single_exit_loops): Removed.
25927 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25928 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25929 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25931 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25932 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25933 (verify_loop_structure): Verify consistency of the exit lists.
25934 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25935 (set_single_exit): Removed.
25936 * cfgloop.h (struct loop_exit): New function.
25937 (struct loop): single_exit_ field replaced by exits field.
25938 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25939 LOOPS_HAVE_RECORDED_EXITS.
25940 (struct loops): Added exits hash.
25941 (mark_single_exit_loops, set_single_exit): Declaration removed.
25942 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25944 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25946 * doc/invoke.texi: Avoid use of @headitem.
25948 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25950 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25952 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25954 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25957 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25958 Richard Sandiford <richard@codesourcery.com>
25960 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25961 * config/m68k/m68k.opt: Resort options.
25962 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25964 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25965 Richard Sandiford <richard@codesourcery.com>
25967 * doc/invoke.texi: Document the macros that are defined by
25968 m68k's -mtune and -mhard-float options.
25969 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25970 (m68k_cpp_cpu_family): Likewise.
25971 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25972 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25973 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25974 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25975 (m68k_cpp_cpu_family): Likewise.
25977 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25979 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25980 macros besides mc68000 as tuning macros. Use a switch statement
25981 to set them and mcpu32.
25983 2007-01-12 Julian Brown <julian@codesourcery.com>
25985 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25986 (TARGET_68040_ONLY): Rename to...
25987 (TARGET_68040): ...this.
25988 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25989 * config/m68k/m68k.md: Likewise.
25991 2007-01-12 Julian Brown <julian@codesourcery.com>
25992 Nathan Sidwell <nathan@codesourcery.com>
25993 Richard Sandiford <richard@codesourcery.com>
25995 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25996 the -mcpu= argument associated with the --with-cpu setting.
25997 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25998 if different from the one implied by the -mcpu setting.
25999 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
26000 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
26001 * doc/invoke.texi: Mention ColdFire in the introduction to the
26002 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
26003 -mno-div and -mhard-float options. Make -m68881 a synonym for
26004 -mhard-float. Document the previously-undocumented -m5206e,
26005 -m528x, -m5307 and -m5407 options. Tweak the existing option
26006 documentation for consistency.
26007 * doc/install.texi: Mention new --with-cpu arguments.
26008 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
26009 default CPU if neither -mcpu nor -march are specified.
26010 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
26011 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
26012 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
26013 using m68k_tune to decide between families that implement the
26014 same ISA. Use m68k_tune to set __mcfv4e__.
26015 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
26016 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
26017 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
26018 (FL_ISA_C, FL_ISA_MMU): New macros.
26019 (MASK_COLDFIRE): Delete.
26020 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
26021 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
26022 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
26023 (TARGET_HARD_FLOAT): Do not define here.
26024 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
26025 (TUNE_68000): New macro.
26026 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
26027 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
26028 (TUNE_CFV2): Redefine in terms of m68k_tune.
26029 (uarch_type, target_device, fpu_type): New enums.
26030 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
26031 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
26032 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
26033 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
26034 (FL_FOR_isa_c): New macros.
26035 (m68k_isa): New enum.
26036 (m68k_target_selection): New structure.
26037 (all_devices, all_isas, all_microarchs): New tables.
26038 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
26039 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
26040 (MASK_ALL_CPU_BITS): Delete.
26041 (m68k_find_selection): New function.
26042 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
26043 Map the legacy target options to a combination of the new ones.
26044 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
26045 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
26046 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
26048 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
26049 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
26051 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
26052 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
26053 * config/m68k/m68k-devices.def: New file.
26055 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26056 Nathan Sidwell <nathan@codesourcery.com>
26058 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
26059 (SUBTARGET_EXTRA_SPECS): New macros.
26060 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
26061 use %(asm_cpu_spec) instead.
26062 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
26063 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
26064 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
26065 (EXTRA_SPECS): Rename to...
26066 (SUBTARGET_EXTRA_SPECS): ...this.
26068 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26069 Richard Sandiford <richard@codesourcery.com>
26070 Julian Brown <julian@codesourcery.com>
26072 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26073 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
26074 to the configuration's default CPU.
26075 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
26076 Remove default masks.
26077 (m680[012]0-*-*): Set the default with_cpu to the first part of
26079 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
26080 (m68k*-*-linux): Extend the --with-cpu handling to...
26081 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
26082 and m68010. Don't set target_cpu_default2.
26083 * doc/install.texi: Document --with-cpu for m68k.
26084 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
26085 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
26086 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
26087 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
26088 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
26089 (ASM_SPEC): Remove use of %(asm_cpu_default).
26090 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
26091 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
26092 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
26093 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
26094 __HAVE_FPU__ if TARGET_HARD_FLOAT.
26095 (TARGET_DEFAULT): Delete.
26096 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
26097 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
26098 (CPP_CPU_SPEC): Delete.
26099 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
26100 the appropriate string.
26101 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
26102 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
26103 (ASM_SPEC): Don't use %(asm_default_spec).
26104 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
26105 TARGET_DEFAULT and add MASK_68881.
26106 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
26108 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26110 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
26111 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
26112 MASK_68010 alongside MASK_68020.
26113 * doc/invoke.texi: Document -m68010.
26114 * config/m68k/m68k.opt (m68010): New.
26115 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
26117 (TUNE_68010): New macro.
26118 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
26119 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
26120 (M68K_CPU_m68332): Add MASK_68010.
26121 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
26122 fallback definition.
26123 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
26125 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
26126 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
26127 to all entries that use MASK_68020.
26128 (output_move_simode_const, output_move_himode, output_move_qimode)
26129 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
26130 instead of TARGET_68020 to select clr behavior. Remove comment
26131 about there being no TARGET_68010.
26132 * config/m68k/m68k.md: Likewise throughout.
26134 2007-01-12 Julian Brown <julian@codesourcery.com>
26136 * config/m68k/m68k.h (TARGET_ISAB): New macro.
26137 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
26138 * config/m68k/m68k.md: Likewise.
26140 2007-01-12 Julian Brown <julian@codesourcery.com>
26142 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
26143 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
26145 2007-01-12 Julian Brown <julian@codesourcery.com>
26147 * config/m68k/m68k.h (TUNE_68040_60): New macro.
26148 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
26149 * config/m68k/m68k.md: Likewise.
26151 2007-01-12 Julian Brown <julian@codesourcery.com>
26152 Richard Sandiford <richard@codesourcery.com>
26154 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
26155 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
26156 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
26158 (TARGET_CPU32): Rename to...
26159 (TUNE_CPU32): ...this.
26160 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
26161 (TUNE_CFV2): New macros.
26162 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
26163 remove conditions that are implied by TARGET_68020.
26164 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
26165 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
26166 (m68k_output_function_epilogue): Likewise.
26167 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
26168 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
26169 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
26170 non-68000 timings. Refactor multiplication and division costs.
26171 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
26172 TUNE_CPU32 instead of TARGET_CPU32.
26173 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
26174 and TUNE_68060 instead of TARGET_68060.
26175 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
26176 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
26178 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
26179 && !TARGET_COLDFIRE" to choose between moveq and clr.
26180 Likewise in the unnamed movsf pattern.
26181 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
26182 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
26185 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26187 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
26188 of tabbing before backslashes.
26190 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26192 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
26193 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
26194 (ASM_OUTPUT_INTERNAL_LABEL): Define.
26196 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26198 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
26199 find_interesting_uses_cond.
26200 (find_interesting_uses_cond): Use extract_cond_operands.
26201 (rewrite_use_compare): Use extract_cond_operands and
26202 force_gimple_operand_bsi. Do not call update_stmt.
26203 (determine_use_iv_cost_condition): Use extract_cond_operands.
26204 Return cheaper of using original bound and changing the exit bound.
26206 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26208 PR tree-optimization/29516
26209 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
26210 most_expensive_mult_to_index, addr_to_parts,
26211 create_mem_ref, maybe_fold_tmr): Make the type of
26212 fields of TARGET_MEM_REF sizetype.
26213 (move_fixed_address_to_symbol, move_pointer_to_base):
26215 * tree.def (TARGET_MEM_REF): Add comment on types of
26218 2007-01-11 Joseph Myers <joseph@codesourcery.com>
26220 * c-common.c (vector_types_convertible_p): Treat opaque types as
26221 always convertible if they have the same size, but not otherwise.
26223 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
26225 * ifcvt.c (struct noce_if_info): Add comments to the fields.
26226 Remove the b_unconditional field.
26227 (noce_try_sign_mask): Do not look at b_unconditional.
26228 (noce_process_if_block): Do not use merge_if_blocks. Update
26229 the CFG here. Do not set b_unconditional.
26230 (cond_move_process_if_block): Likewise.
26231 (find_cond_trap): Likewise.
26232 (check_cond_move_block): Require simple jump insns at the end
26233 of the basic block.
26235 2007-01-11 Jan Hubicka <jh@suse.cz>
26237 PR tree-optimization/1046
26238 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
26239 when alias info is not ready.
26240 (pass_tail_recursion): Do not require aliasing.
26241 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
26242 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
26243 * tree-ssa-copy.c (pass_copy_prop): Likewise.
26244 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
26245 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
26246 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
26247 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
26249 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
26250 When aliasing is not build, mark statement as volatile.
26252 2007-01-11 Tom Tromey <tromey@redhat.com>
26254 PR preprocessor/15185, PR preprocessor/20989:
26255 * doc/cppopts.texi <-MT>: Update description of algorithm for
26256 computing default target.
26257 <-M, -MD>: Reword "basename" text.
26259 2007-01-11 Roger Sayle <roger@eyesopen.com>
26261 * builtins.c (expand_builtin_pow, expand_builtin_powi,
26262 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
26263 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
26264 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
26265 fold_builtin_bswap, real_constp, fold_builtin_pow,
26266 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
26267 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
26268 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26269 * convert.c (convert_to_pointer): Likewise.
26270 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
26271 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
26272 const_binop, fold_convert_const_int_from_int,
26273 fold_convert_const_int_from_real,
26274 fold_convert_const_real_from_real, sign_bit_p,
26275 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
26276 fold_sign_changed_comparison, fold_unary, fold_comparison,
26277 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
26278 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
26279 * print-tree.c (print_node_brief, print_node): Likewise.
26280 * stor-layout.c (place_field, layout_type): Likewise.
26281 * tree-chrec.c (keep_cast): Likewise.
26282 * tree.c (build_vector, build_real, build_real_from_int_cst,
26283 build_complex): Likewise.
26285 2007-01-11 Roger Sayle <roger@eyesopen.com>
26287 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
26288 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
26290 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
26292 * configure.ac (strict1_warn): Rename to strict_warn.
26293 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
26294 cc_set_by_configure, quoted_cc_set_by_configure,
26295 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
26296 all_boot_languages, all_stagestuff): Remove.
26297 (target_list): Remove bootstrap targets.
26298 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
26299 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
26300 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
26301 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
26302 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
26303 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
26304 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
26305 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
26306 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
26307 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
26308 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
26309 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
26310 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
26311 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
26312 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
26313 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
26314 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
26315 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
26316 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
26317 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
26318 (mostlyclean): Adjust.
26319 (clean, distclean): Don't mention bootstrap stuff.
26320 * configure: Regenerate.
26321 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
26322 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
26323 treelang/config-lang.in (stagestuff): Remove.
26324 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
26325 stageprofile, stagefeedback, stagestuff): Remove mention.
26327 2007-01-11 Nick Clifton <nickc@redhat.com>
26329 * config/mcore/predicates.md (mcore_general_movesrc_operand):
26331 (mcore_general_movdst_operand): Do not accept CONST_INTs.
26332 (mcore_arith_K_S_operand): Run the test for the S constraint not
26333 the test for the M constraint.
26334 (mcore_addsub_operand): Do not accept integer values that are
26335 larger than 32 bits.
26336 * config/mcore/mcore.md: Remove unused constraints from split.
26337 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
26338 (addsi3): Likewise.
26339 (allocate_stack): Likewise.
26340 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
26341 operands to 32 bits.
26342 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
26344 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
26345 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
26346 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
26347 mcore_output_bclri, mcore_output_andn, output_inline_const,
26348 mcore_output_move, mcore_output_movedouble): Likewise.
26349 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
26350 (output_inline_const): Likewise.
26351 (output_inline_const): Fix format strings used in sprintf
26353 * config/mcore/mcore-protos.h: Update prototypes for changed
26354 functions in mcore.c.
26355 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
26356 HOST_WIDE_INT and not int.
26357 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
26358 CONST_OK_FOR_N): Likewise.
26359 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
26360 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
26363 2007-01-10 Jan Hubicka <jh@suse.cz>
26365 * tree-vrp.c (remove_range_assertions): Release defs.
26366 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
26367 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
26369 2007-01-10 Paul Brook <paul@codesourcery.com>
26371 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
26372 * config/arm/arm.md (mulsi3subsi): New insn.
26374 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
26376 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
26377 (tree_transform_and_unroll_loop): New.
26378 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
26381 2007-01-10 Robert Kennedy <jimbob@google.com>
26383 * fold-const.c (fold_comparison): Fold comparisons like (x *
26384 1000 < 0) to (x < 0).
26386 2007-01-10 Ian Lance Taylor <iant@google.com>
26388 * tree-pretty-print.c (dump_generic_node): Print parentheses when
26389 operands have the same priority.
26391 2007-01-10 Tom Tromey <tromey@redhat.com>
26393 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
26394 (fold_binary): Likewise.
26395 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
26396 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
26397 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
26398 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
26399 * langhooks.h (struct lang_hooks): Removed field
26400 'can_use_bit_fields_p'.
26402 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
26404 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
26406 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
26408 * function.c (get_last_funcdef_no): New function.
26409 * function.h (get_last_funcdef_no): Declare.
26410 * tree-inline.c (initialize_cfun): Add initialization.
26411 (tree_function_versioning): Cleanup.
26413 2007-01-10 Jan Hubicka <jh@suse.cz>
26415 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
26418 2007-01-10 Sa Liu <saliu@de.ibm.com>
26419 Ben Elliston <bje@au.ibm.com>
26421 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
26422 for SAVE_NONLOCAL and Pmode for any other save level.
26423 * spu-protos.h (spu_restore_stack_block): Declare.
26424 * spu.md (save_stack_block): Remove.
26425 (restore_stack_block): Call spu_restore_stack_block.
26426 * spu.c (spu_restore_stack_block): New function.
26427 (spu_expand_epilogue): Remove old comment.
26429 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
26431 PR tree-optimization/30322
26432 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
26433 (cand_value_at): Return the value as aff_tree.
26434 (may_eliminate_iv): Convert the bound from aff_tree to tree.
26435 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
26436 aff_combination_mult): New functions.
26437 (aff_combination_add): Use aff_combination_add_cst.
26438 (aff_combination_convert): Allow conversions to a wider type.
26439 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
26440 * tree-affine.h (aff_combination_mult): Declare.
26442 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
26444 * doc/tm.texi: Update documentation to reflect reality of exec
26445 and start file search behaviours. Update copyright year.
26446 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
26447 header file directories.
26449 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
26451 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
26452 (*cosxf2): Rename to cosxf2_i387.
26453 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
26454 using X87MODEF12 mode macro. Rename patterns to
26455 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
26457 (*cosdf2, *cossf2): Ditto.
26458 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
26459 to match extended input operands.
26460 (sincos<mode>3): New expander.
26461 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
26462 insn patterns and corresponding splitters.
26464 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
26466 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
26467 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
26469 2007-01-09 Nicolas Pitre <nico@cam.org>
26472 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
26474 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26476 * target.h (struct gcc_target): New field library_rtti_comdat.
26477 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
26478 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
26479 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
26480 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
26482 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26484 * doc/invoke.texi (Optimize Options): Correct description of -O0.
26486 2007-01-08 Richard Guenther <rguenther@suse.de>
26488 * tree.h (force_fit_type_double): Export.
26489 (force_fit_type): Remove.
26490 * fold-const.c (force_fit_type_double): New function.
26491 (force_fit_type): Remove.
26492 (int_const_binop): Use it.
26493 (fold_convert_const_int_from_int): Likewise.
26494 (fold_convert_const_int_from_real): Likewise.
26495 (fold_div_compare): Likewise.
26496 (fold_sign_changed_comparison): Likewise.
26497 (fold_unary): Likewise.
26498 (fold_negate_const): Likewise.
26499 (fold_abs_const): Likewise.
26500 (fold_not_const): Likewise.
26501 * c-common.c (shorten_compare): Use force_fit_type_double.
26502 * convert.c (convert_to_pointer): Likewise.
26504 2007-01-08 Richard Guenther <rguenther@suse.de>
26506 * tree.h (build_int_cst_wide_type): Export.
26507 * tree.c (build_int_cst_wide_type): New function.
26508 (build_int_cst_wide): Fix comment.
26509 * builtins.c (fold_builtin_object_size): Use build_int_cst
26510 to build -1 or 0 of the correct type. Use fit_double_type
26511 to check for overflow.
26512 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
26514 (decode_field_reference): Likewise.
26515 (all_ones_mask_p): Likewise.
26516 (native_interpret_int): Use build_int_cst_wide_type.
26517 (fold_binary): Use build_int_cst_type to build an all-ones
26519 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
26521 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
26523 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
26525 2007-01-09 Ben Elliston <bje@au.ibm.com>
26527 * genautomata.c (STATS_OPTION): New option.
26528 (stats_flag): New flag.
26529 (gen_automata_option): Handle it.
26530 (initiate_automaton_gen): Ditto.
26531 (write_automata): Output statistics only if stats_flag is
26532 set. Likewise, output time statistics only if time_flag is set.
26533 * doc/md.texi (Processor pipeline description): Document new flag.
26535 2007-01-08 Richard Guenther <rguenther@suse.de>
26537 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
26538 * tree.c (build_int_cst_type): Likewise.
26539 (size_in_bytes): Don't call force_fit_type on the result.
26540 (int_fits_type_p): Use fit_double_type.
26541 * fold-const.c (fit_double_type): New function.
26542 (force_fit_type): Use it.
26543 * tree.h (fit_double_type): Export.
26545 2007-01-08 Jan Hubicka <jh@suse.cz>
26547 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
26548 * ipa.c (function_and_variable_visibility): Fix return type.
26550 2007-01-08 Richard Guenther <rguenther@suse.de>
26552 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
26553 of offset to build the index.
26554 * tree-pretty-print.c (dump_generic_node): Don't build negated
26555 const just for printing.
26556 * c-pretty-print.c (pp_c_integer_constant): Likewise.
26557 * builtins.c (fold_builtin_int_roundingfn): Check if result
26558 fits the type by using force_fit_type and comparing the result.
26559 * predict.c (predict_loops): Use compare_tree_int for comparison.
26560 * tree.c (build_int_cst): Fall back to integer_type_node for
26562 (build_int_cst_wide): Assert type is non-null.
26564 2007-01-08 Roberto Costa <roberto.costa@st.com>
26566 * tree-vrp.c (extract_range_from_cond_expr): New.
26567 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
26568 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
26570 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
26571 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
26572 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
26573 used as expressions.
26574 * tree-object-size.c (cond_expr_object_size): New.
26575 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
26577 2007-01-08 Jan Hubicka <jh@suse.cz>
26579 * tree-ssa-forwprop.c (forward_propagate_into_cond,
26580 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
26583 2007-01-08 Richard Guenther <rguenther@suse.de>
26585 PR tree-optimization/23603
26586 * tree-vrp.c (set_value_range_to_truthvalue): New function.
26587 (extract_range_from_binary): Fall back to truthvalue instead of
26588 varying for TRUTH_*_EXPR.
26589 (extract_range_from_comparison): Fall back to truthvalue instead of
26591 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
26592 if all visited PHI values were constant.
26594 2007-01-08 Jan Hubicka <jh@suse.cz>
26596 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
26597 (cgraph_analyze_function): break out from ...
26598 (cgraph_finalize_compilation_unit): ... here.
26599 (cgraph_expand_function): Remove forgoten commented out line.
26600 (cgraph_optimize): Analyze functions.
26602 2007-01-08 Jan Hubicka <jh@suse.cz>
26604 * tree-pas.h (TODO_remove_function): New flag.
26605 (TODO_update*): Renumber.
26606 (pass_ipa_increase_alignment,
26607 pass_ipa_function_and_variable_visibility): New passes.
26608 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26609 (cgraph_function_and_variable_visibility): Move to ipa.c
26610 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26611 cgraph_increase_alignment.
26612 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26613 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26614 calling tree-inline.
26615 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26616 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26617 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26618 (gate_increase_alignment): New function.
26619 (pass_ipa_increase_alignment): New pass.
26620 * ipa.c: Inline tree-pass.h and timevar.h
26621 (function_and_variable_visibility): Move here from cgraphunit.c
26622 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26623 * passes.c (init_optimization_passes): Add the two new passes.
26624 (execute_todo): Handle cgraph_remove_functions.
26626 2007-01-08 Nick Clifton <nickc@redhat.com>
26628 * config/frv/predicates.md (reg_or_0_operand): Accept
26631 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26633 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26634 * config.gcc: Add bfin*-rtems*.
26636 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26638 * c.opt: Add -flax-vector-conversions.
26639 * c-typeck.c (convert_for_assignment): Pass flag to
26640 vector_types_convertible_p to allow emission of note.
26641 (digest_init): Likewise.
26642 * c-opts.c: Handle -flax-vector-conversions.
26643 * c-common.c (flag_lax_vector_conversions): New.
26644 (vector_types_convertible_p): Unless -flax-vector conversions
26645 has been passed, disallow conversions between vectors with
26646 differing numbers of subparts and/or element types. If such
26647 a conversion is disallowed, possibly emit a note on the first
26648 occasion only to inform the user of -flax-vector-conversions.
26649 The new last argument specifies this.
26650 * c-common.h (flag_lax_vector_conversions): New.
26651 (vector_types_convertible_p): Add extra argument.
26652 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26653 char_type_node for V*QI type vectors.
26654 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26655 Update to satisfy new typechecking rules.
26656 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26657 C and C++ variants.
26658 * doc/invoke.texi (C Dialect Options): Document
26659 -flax-vector-conversions.
26661 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26663 PR tree-optimization/29877
26664 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26665 a register variable on the RHS to not be replaceable.
26667 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26668 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26669 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26670 const_simm15, const_pow2, const_npow2): Added.
26671 * config/score/misc.md (insv, extv, extzv, movmemsi,
26672 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26673 * config/score/score.c (score_address_cost, score_select_cc_mode):
26675 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26676 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26677 Update score_print_operand.
26678 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26679 Adjust register allocate order and update some macro define.
26680 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26681 mdx_block_move_straight, mdx_block_move_loop_head,
26682 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26683 mdx_block_move_loop, mdx_block_move): Added.
26684 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26685 mdp_limm): Updated and fix some bug and typo.
26686 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26687 (movsf, movdf, doloop_end): Added.
26689 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26691 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26692 config/arm/thumb2.md: Fix comment typos.
26693 * doc/extend.texi: Fix a typo.
26695 2007-01-07 Eric Christopher <echristo@apple.com>
26697 * configure.ac: Check for __stack_chk_fail for darwin.
26698 * configure: Regenerate.
26700 2007-01-07 Richard Guenther <rguenther@suse.de>
26702 * tree-vrp.c (extract_range_from_assert): CSE calls to
26703 compare_values where possible.
26704 (extract_range_from_unary_expr): Likewise.
26706 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26708 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26709 * config/avr/avr.c (call_insn_operand): Delete function.
26710 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26711 instead of register number. Use predicates.
26712 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26713 call_insn_operand): Add.
26715 2007-01-06 Jan Hubicka <jh@suse.cz>
26717 * tree-pass.h (pass_build_cgraph_edges): Declare.
26718 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26719 (visited_nodes): Remove.
26720 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26721 build_cgrpah_edges; make visited_nodes local.
26722 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26723 (record_references_in_initializer): Move to cgraphbuild.c
26724 (initialize_inline_failed, rebuild_cgraph_edges,
26725 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26726 (verify_cgraph_node): Make visited_nodes local.
26727 (cgraph_analyze_function): Do not call cgraph_create_edges and
26728 initialize_inline_failed.
26729 (cgraph_expand_function): Do not call cgraph_lower_function;
26730 assert that function is already lowered.
26731 * Makefile.in (cgraphbuild.o): New.
26732 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26733 at the end of lowering passes.
26735 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26737 * ifcvt.c (cond_move_convert_if_block): New function, code
26738 factored out from...
26739 (cond_move_process_if_block): ...here. Call the new function
26740 on the THEN and ELSE blocks.
26741 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26742 already takes care of this.
26744 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26747 * tree.h (TREE_OVERFLOW_P): New.
26748 * c-typeck.c (parser_build_unary_op): Warn only if result
26749 overflowed and operands did not.
26750 (parser_build_binary_op): Likewise.
26751 (convert_for_assignment): Remove redundant overflow_warning.
26752 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26754 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26756 * c-typeck.c (store_init_value): Split over two lines to follow
26757 the GNU coding style.
26759 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26761 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26762 __GXX_EXPERIMENTAL_CXX0X__.
26763 * doc/cpp.texi: Same.
26765 2007-01-05 Richard Guenther <rguenther@suse.de>
26767 PR middle-end/27826
26768 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26769 with mismatched types. Instead explicitly build a
26770 conversion NOP_EXPR.
26772 2007-01-05 Ian Lance Taylor <iant@google.com>
26774 * c-common.c (decl_with_nonnull_addr_p): New function.
26775 (c_common_truthvalue_conversion): Call it.
26776 * c-typeck.c (build_binary_op): Likewise.
26777 * c-common.h (decl_with_nonnull_addr_p): Declare.
26779 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26782 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26785 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26787 * doc/install.texi (Final install): Document the fact that
26788 the GNAT runtime should not be stripped.
26790 2007-01-04 Jan Hubicka <jh@suse.cz>
26792 * tree-inline.c (fold_marked_statements): Update operand caches
26793 and EH after folding
26795 2007-01-04 Ian Lance Taylor <iant@google.com>
26797 * c-common.c (check_function_nonnull): Whitespace fix.
26799 2007-01-04 Jan Hubicka <jh@suse.cz>
26801 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26802 comitted older version of patch.
26803 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26804 function, celanup cfg and collect garbage.
26806 2007-01-04 Mike Stump <mrs@apple.com>
26808 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26811 2007-01-04 Eric Christopher <echristo@apple.com>
26813 * libgcc2.c (__bswapsi2): Use SItype.
26814 (__bswapdi2): Use DItype.
26815 * libgcc2.h: Update for above.
26817 2007-01-04 Paul Brook <paul@codesourcery.com>
26819 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26820 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26821 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26822 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26823 umulsi3_highpart): Make conditional on !arm_arch6.
26824 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26825 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26826 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26827 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26828 umulsi3_highpart_v6): New insns.
26830 2007-01-04 Roger Sayle <roger@eyesopen.com>
26832 * fold-const.c (fold_convert): When casting an expression to void,
26833 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26834 have a type. Instead of attempting to build a NOP_EXPR, return
26835 these "special" trees directly.
26837 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26839 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26840 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26841 rs6000_cost->fp not 0 as adjustment for outer NEG.
26843 2007-01-04 Jan Hubicka <jh@suse.cz>
26845 * cgraph.c (cgraph_release_function_body): New function.
26846 (cgraph_remove_node): Use it.
26847 * cgraph.h (cgraph_release_function_body): Declare.
26848 * cgraphunit.c (cgraph_expand_function): Use it.
26849 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26850 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26851 is initialized and while compilation of other function is running.
26852 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26853 statement CFG annotations from here to ...
26854 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26856 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26858 * cfgloop.h (enum li_flags): Make the constants powers of two.
26860 2007-01-04 Jan Hubicka <jh@suse.cz>
26862 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26864 (fold_marked_statements): New function.
26865 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26866 * tree-inline.h (copy_body_data): Add statements_to_fold.
26868 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26870 * config.gcc: Mention libgcc/config.host.
26871 * Makefile.in: Update comments mentioning libgcc.
26872 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26873 (all.cross, start.encap, rest.encap, rest.cross): Update
26874 dependencies for libgcc move.
26875 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26876 (clean-target, clean-target-libgcc): Delete.
26877 (srcdirify, GCC_EXTRA_PARTS): New macros.
26878 (libgcc-support, libgcc.mvars): New rules.
26879 (distclean): Remove mention of mklibgcc.
26880 (install): Don't reference INSTALL_LIBGCC.
26881 (install-common): Don't reference EXTRA_PARTS.
26882 (install-libgcc, install-multilib): Delete rules.
26883 * mklibgcc.in: Delete file.
26884 * doc/configfiles.texi: Don't mention mklibgcc.
26886 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26887 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26888 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26889 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26890 (mklibgcc, ldblspecs): Likewise.
26892 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26893 (posixpre.def): Use $(T).
26894 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26895 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26896 (SHLIB_LINK): Make dummy.
26897 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26899 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26901 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26902 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26903 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26904 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26906 * configure.ac (all_outputs): Remove mklibgcc.
26907 * configure: Regenerated.
26909 2007-01-03 Josh Conner <jconner@apple.com>
26911 PR middle-end/29683
26912 * calls.c (compute_argument_addresses): Set stack and stack_slot
26913 for partial args, too.
26914 (store_one_arg): Use locate.size.constant for the size when
26915 generating a save_area.
26917 2007-01-03 Robert Kennedy <jimbob@google.com>
26919 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26920 whose definitions are deleted due to basic block merging.
26922 2007-01-03 Paul Brook <paul@codesourcery.com>
26925 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26927 (use_return_insn): Return 0 for Thumb interrupt functions.
26928 (print_multi_reg): Add rfe argument for IRQ returns.
26929 (arm_output_epilogue): Pop interrupt return address directly into PC.
26930 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26932 2007-01-03 Paul Brook <paul@codesourcery.com>
26934 Merge from sourcerygxx-4_1.
26935 * config/arm/thumb2.md: New file.
26936 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26938 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26939 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26940 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26941 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26943 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26944 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26946 * config/arm/ieee754-sf.S: Ditto.
26947 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26948 (thumb1_base_register_rtx_p): ... to this.
26949 (thumb_index_register_rtx_p): Rename...
26950 (thumb1_index_register_rtx_p): ... to this.
26951 (thumb_output_function_prologue): Rename...
26952 (thumb1_output_function_prologue): ... to this.
26953 (thumb_legitimate_address_p): Rename...
26954 (thumb1_legitimate_address_p): ... to this.
26955 (thumb_rtx_costs): Rename...
26956 (thumb1_rtx_costs): ... to this.
26957 (thumb_compute_save_reg_mask): Rename...
26958 (thumb1_compute_save_reg_mask): ... to this.
26959 (thumb_final_prescan_insn): Rename...
26960 (thumb1_final_prescan_insn): ... to this.
26961 (thumb_expand_epilogue): Rename...
26962 (thumb1_expand_epilogue): ... to this.
26963 (arm_unwind_emit_stm): Rename...
26964 (arm_unwind_emit_sequence): ... to this.
26965 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26966 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26967 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26968 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26969 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26970 thumb2_output_casesi): New functions.
26971 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26972 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26973 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26974 THUMB2_WORK_REGS): Define.
26975 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26976 arm_condexec_mask, arm_condexec_masklen)): New variables.
26977 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26978 (arm_override_options): Check new CPU capabilities.
26979 Set new architecture flag variables.
26980 (arm_isr_value): Handle v7m interrupt functions.
26981 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26983 (const_ok_for_arm): Handle Thumb-2 constants.
26984 (arm_gen_constant): Ditto. Use movw when available.
26985 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26987 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26988 (thumb_find_work_register, arm_load_pic_register,
26989 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26990 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26991 print_multi_reg, output_mov_long_double_fpa_from_arm,
26992 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26993 output_mov_double_fpa_from_arm, output_move_double,
26994 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26995 output_return_instruction, arm_output_function_prologue,
26996 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26997 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26998 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26999 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
27000 (arithmetic_instr, shift_op): Use arm_shift_nmem.
27001 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
27003 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
27004 (thumb_expand_prologue): Use thumb_set_frame_pointer.
27005 (arm_file_start): Output directive for unified syntax.
27006 (arm_unwind_emit_set): Handle stack alignment instruction.
27007 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
27008 Add v6t2, v7, v7a, v7r and v7m.
27009 (RETLDM): Add Thumb-2 code.
27010 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
27011 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
27012 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
27013 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
27014 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
27015 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
27016 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
27017 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
27018 ADJUST_INSN_LENGTH): Define.
27019 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
27020 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
27021 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
27022 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
27023 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
27024 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
27025 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
27026 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
27027 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
27028 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
27029 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
27030 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
27031 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
27032 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
27033 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
27034 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
27035 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
27037 * config/arm/arm-tune.md: Regenerate.
27038 * config/arm/arm-protos.h: Update prototypes.
27039 * config/arm/vfp.md: Enable patterns for Thumb-2.
27040 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
27041 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
27042 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
27043 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
27044 * config/arm/libunwind.S: Add Thumb-2 code.
27045 * config/arm/constraints.md: Update include Thumb-2.
27046 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
27047 * config/arm/ieee754-df.S: Ditto.
27048 * config/arm/bpabi.S: Ditto.
27049 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
27050 * config/arm/predicates.md (low_register_operand,
27051 low_reg_or_int_operand, thumb_16bit_operator): New.
27052 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
27053 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
27054 * config/arm/t-arm-elf: Add armv7 multilib.
27055 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
27057 (UNSPEC_STACK_ALIGN, ce_count): New.
27058 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
27059 arm_zero_extendsidi2, arm_zero_extendqidi2): New
27061 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
27062 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
27063 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
27064 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
27065 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
27066 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
27068 * doc/extend.texi: Document ARMv7-M interrupt functions.
27069 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
27071 2007-01-03 Jakub Jelinek <jakub@redhat.com>
27073 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
27074 (struct _Unwind_Context): Rename args_size to flags, remove
27075 signal_frame field, add a new args_size field and version field.
27076 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
27077 _Unwind_IsExtendedContext): New inline functions.
27078 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
27079 Assume by_value array is only present if _Unwind_IsExtendedContext.
27080 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
27081 _Unwind_IsSignalFrame.
27082 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
27083 (uw_update_context_1): Use _Unwind_SetSignalFrame.
27084 (uw_init_context_1): Initialize context->flags to
27085 EXTENDED_CONTEXT_BIT.
27086 * config/rs6000/linux-unwind.h (frob_update_context): Use
27087 _Unwind_SetSignalFrame.
27089 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27091 PR middle-end/30353
27092 * gimplify.c (gimplify_modify_expr_complex_part): Move below
27093 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
27096 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
27098 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
27099 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
27100 RET, AT_SP): Remove.
27101 * config/i386/i386.md (*sse_prologue_save_insn): Use return
27104 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27105 * cfgbuild.c (find_basic_blocks): Likewise.
27106 * cfgrtl.c (rtl_create_basic_block): Likewise.
27107 * function.c (temp_slots_at_level): Likewise.
27108 * reg-stack.c (stack_regs_mentioned): Likewise.
27109 * regclass.c (allocate_reg_info): Likewise.
27110 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27111 set_bb_for_stmt, move_block_to_fn): Likewise.
27112 * tree-complex.c (tree_lower_complex): Likewise.
27113 * vec.h (VEC_safe_grow_cleared): New.
27115 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
27117 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
27119 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
27120 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
27122 * cfgloopmanip.c (scale_loop_frequencies): Export.
27123 (loopify): Scale the frequencies by prescribed coefficients.
27124 (set_zero_probability): New function.
27125 (duplicate_loop_to_header_edge): Improve updating of frequencies.
27126 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
27127 and frequencies according to arguments.
27128 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
27130 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
27131 * modulo-sched.c (sms_schedule): Set probabilities for entering
27132 versioned loop correctly.
27133 * tree-vect-transform.c (vect_transform_loop): Ditto.
27134 * cfgloop.h (loopify, loop_version): Declaration changed.
27135 (scale_loop_frequencies): Declared.
27137 2007-01-02 Jan Hubicka <jh@suse.cz>
27139 * cgraph.c: Include tree-flow.h
27140 (cgraph_add_new-function): Handle IPA_SSA mode; execute
27141 early_local_passes.
27142 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
27143 * tree-pass.h (pass_all_early_optimizations): Declare.
27144 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
27145 early_local_passes.
27146 (cgraph_analyze_function): Do early_local_passes.
27147 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27148 Do not add referenced vars.
27149 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
27151 (gate_all_early_local_passes): New gate.
27152 (pass_early_local_passes): Use new gate.
27153 (execute_early_local_optimizations): New functions.
27154 (gate_all_early_optimizations): New gate.
27155 (pass_all_early_optimizations): New pass.
27156 (execute_free_datastructures): Free SSA only when initialized.
27157 (gate_init_datastructures): Init only when optimizing.
27158 (tree_lowering_passes): Do early local passes when called late.
27159 * tree-profile.c (do_tree_profiling): Don't profile functions added
27161 (do_early_tree_profiling, pass_early_tree_profile): Kill.
27162 * tree-cfg.c (update_modified_stmts): Do not update when operands are
27164 * passes.c (init_optimizations_passes): Reorder so we go into SSA
27165 during early_local_passes.
27166 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
27169 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27171 * Makefile.in: Update copyright year.
27173 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27175 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
27176 in $(lang_checks) and check-consistency targets.
27178 2007-01-02 Jan Hubicka <jh@suse.cz>
27180 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27181 Do not add referenced vars.
27182 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
27184 * passes.c (init_optimization_passes): Put mudflap_2 after
27185 free_datastructures.
27187 2007-01-02 Jan Hubicka <jh@suse.cz>
27189 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
27190 Set NOTHROW flag on call statements proved to be nothrow.
27191 Update statement of local calls so new pure/const functions are
27192 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
27194 (tree_rest_of_compilation): Register hooks and initialize bitmap
27195 early. Do not set after_inlining flag.
27197 2007-01-02 Steve Ellcey <sje@cup.hp.com>
27199 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
27200 HOST_BITS_PER_LONGLONG
27202 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27205 * c-typeck.c (store_init_value): Don't emit pedantic overflow
27206 warning for non-static initializers.
27208 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
27210 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
27211 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
27212 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
27213 Always use set_unique_reg_note to add REG_EQUAL notes.
27215 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27218 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27220 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27221 * cfgbuild.c (find_basic_blocks): Likewise.
27222 * cfgrtl.c (rtl_create_basic_block): Likewise.
27223 * function.c (temp_slots_at_level): Likewise.
27224 * reg-stack.c (stack_regs_mentioned): Likewise.
27225 * regclass.c (allocate_reg_info): Likewise.
27226 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27227 set_bb_for_stmt, move_block_to_fn): Likewise.
27228 * tree-complex.c (tree_lower_complex): Likewise.
27229 * vec.h (VEC_safe_grow_cleared): New.
27231 2007-01-02 Ian Lance Taylor <iant@google.com>
27233 * c-common.c (c_common_truthvalue_conversion): When warning about
27234 using an assignment as a truth value, set TREE_NO_WARNING.
27236 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27239 * c.opt (Wold-style-declaration): New.
27240 * doc/invoke.texi (C-only Warning Options): New.
27241 (Wold-style-declaration): Document it.
27242 (Wextra): Enabled by -Wextra.
27243 * c-opts.c (c_common_post_options): Enabled by -Wextra.
27244 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
27245 -Wold-style-declaration.
27247 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27249 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27250 * cfgbuild.c (find_basic_blocks): Likewise.
27251 * cfgrtl.c (rtl_create_basic_block): Likewise.
27252 * function.c (temp_slots_at_level): Likewise.
27253 * reg-stack.c (stack_regs_mentioned): Likewise.
27254 * regclass.c (allocate_reg_info): Likewise.
27255 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27256 set_bb_for_stmt, move_block_to_fn): Likewise.
27257 * tree-complex.c (tree_lower_complex): Likewise.
27258 * vec.h (VEC_safe_grow_cleared): New.
27260 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
27262 * c-common.c (c_common_nodes_and_builtins): Since variants of
27263 void_type_node get built before it is given a name, we need to
27264 give those variants the name, too.
27265 (complete_array_type): We need to work with the canonical main
27266 type of the array, from which we will build the qualified version.
27267 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
27268 * print-tree.c (print_node): Display canonical type information
27270 * stor-layout.c (layout_type): When we don't know the
27271 alignment of a type for which we're building an array, we end up
27272 guessing wrong, so make the type require structural equality.
27273 * tree.c (make_node_stat): When we build a new type, it is its
27274 own canonical type.
27275 (build_type_attribute_qual_variant): When building an attribute
27276 variant, its canonical type is the non-attribute variant. However,
27277 if the attributes are target-dependent and they differ, we need to
27278 use structural equality checks for this type.
27279 (build_qualified_type): A qualified type is not equivalent to its
27280 unqualified variant; set the canonical type appropriately.
27281 (build_distinct_type_copy): When building a distinct type from
27282 another type, the new type is its own canonical type.
27283 (build_variant_type_copy): When building a new type variant, we
27284 assume that it is equivalent to the original type.
27285 (build_pointer_type_for_mode): When building a pointer type, also
27286 build a canonical type pointer.
27287 (build_reference_type_for_mode): When building a reference type,
27288 also build a canonical type reference.
27289 (build_index_type): When we can't hash an index type (e.g.,
27290 because its maximum value is negative), the index type requires
27291 structural equality tests.
27292 (build_array_type): Build the canonical form of an array type.
27293 (build_function_type): Function types require structural equality,
27294 because they contain default arguments, attributes, etc.
27295 (build_method_type_directly): Ditto for method types.
27296 (build_offset_type): Build the canonical offset type.
27297 (build_complex_type): Build the canonical vector type.
27298 (make_vector_type): Build the canonical vector type.
27299 * tree.h (TYPE_CANONICAL): New.
27300 (TYPE_STRUCTURAL_EQUALITY_P): New.
27301 (SET_TYPE_STRUCTURAL_EQUALITY): New.
27302 (struct tree_type): Added "canonical" field.
27303 * params.h (VERIFY_CANONICAL_TYPES): New.
27304 * doc/c-tree.texi (TYPE_CANONICAL): Document.
27305 (TYPE_STRUCTURAL_EQUALITY_P): Document.
27306 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
27307 * doc/invoke.texi (verify-canonical-types): Document --param
27308 parameter for verifying canonical types.
27310 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27312 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
27313 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
27314 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
27315 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
27317 * config/rs6000/e500.h: New.
27318 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
27319 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
27321 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
27322 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
27323 TARGET_E500_DOUBLE): Remove.
27324 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
27325 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
27326 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
27327 * config/rs6000/rs6000.c (rs6000_override_options): Use
27328 CHECK_E500_OPTIONS.
27330 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27332 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
27333 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
27334 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
27335 rs6000_emit_cmove): Don't check TARGET_E500.
27336 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
27337 sordered): Don't check TARGET_E500.
27339 2007-01-01 Eric Christopher <echristo@apple.com>
27341 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
27342 HARD_REGISTER_NUM_P.
27344 2007-01-01 Roger Sayle <roger@eyesopen.com>
27346 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
27347 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
27348 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
27351 2007-01-01 Mike Stump <mrs@apple.com>
27353 * configure.ac: Remove support for building with Apple's gcc-3.1.
27355 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27357 PR middle-end/30311
27358 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
27359 REG is a hard register. Do not modify REG before calling
27361 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
27362 multiple of the size of YMODE for certain lowpart cases.
27364 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27366 PR middle-end/30253
27367 * gimplify (voidify_wrapper_expr): Update for
27368 GIMPLE_MODIFY_STMT.
27370 2007-01-01 Andreas Schwab <schwab@suse.de>
27373 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
27374 save of BR0 in extra_spill_size instead of spill_size.
27375 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
27377 (ia64_expand_epilogue): Restore BR0 from its new location.
27379 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27381 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
27382 Use a temporary variable if the left hand side is not a gimple
27385 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27387 * gimplify.c (gimplify_return_expr): Make the temporary variable
27388 for the return expression, a gimple register variable.
27390 2007-01-01 Jan Hubicka <jh@suse.cz>
27392 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
27395 2007-01-01 Mike Stump <mrs@apple.com>
27397 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
27399 * config/darwin.c (machopic_select_rtx_section): Use
27400 HAVE_GAS_LITERAL16.
27401 (darwin_mergeable_constant_section): Likewise.
27402 * configure: Regenerate.
27403 * config.in: Regenerate.
27405 2007-01-01 Jan Hubicka <jh@suse.cz>
27406 Andrew Pinski <pinskia@gmail.com>
27408 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
27409 before starting IPA passes.