1 2007-09-11 David Daney <ddaney@avtrex.com>
3 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4 * doc/install.texi: Document new --with-llsc and --without-llsc
6 * config.gcc: Handle --with-llsc and --without-llsc configure options.
7 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
8 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
10 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
11 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
12 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
13 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
15 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
16 * config/mips/mips.opt (mllsc): New option.
17 * config/mips/mips.c (mips_llsc): Define variable.
18 (mips_handle_option): Handle mllsc option.
19 (override_options): Set mips_print_operand_punct for '|' and '-'.
20 (print_operand): Add new %| and %- operand codes.
21 * config/mips/mips.h (mips_llsc_setting): New enum type.
23 (OPTION_DEFAULT_SPECS): Add llsc handling.
24 (GENERATE_SYNC): New macro.
25 (GENERATE_LL_SC): New macro.
26 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
27 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
28 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
29 in %| and %- operand codes.
31 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
33 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
34 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
36 2007-09-11 Jason Merrill <jason@redhat.com>
39 * stor-layout.c (layout_decl): Do pack variable size fields.
41 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
43 * config/m68k/predicates.md (movsi_const0_operand,
44 non_symbolic_call_operand): New predicates.
46 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
48 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
49 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
50 CW, CZ, CS, Ap and Ac.
52 * config/m68k/m68k.md (UNSPEC_IB): New constant.
53 (constraints.md): New include.
54 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
55 opx_mem, opy_mem, op_mem, guess, split): New attributes.
56 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
59 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
60 attributes. Split tstsi_internal_68020_cf from it.
61 (tstsi_internal_68020_cf): New pattern.
62 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
63 (tst<mode>_cf): Specify attributea.
64 (cmpsi_cf): Name pattern. Specify attributes.
65 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
66 (pushexthisi_const): Fix to use alternatives. Specify
68 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
69 from it. Fix to use alternatives. Specify attributes.
70 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
71 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
73 (movsf_cf_soft): Specify attributes.
74 (movdf_cf_soft): Add split.
75 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
76 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
77 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
78 (truncdfsf2_68881): Name pattern. Specify attributes.
79 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
80 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
81 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
83 (addsi3_5200): Fix to use alternatives. Specify attributes.
85 (add<mode>3_cf, subdi_dishl32): Specify attributes.
86 (subsi3): Add alternative for subq.l. Specify attributes.
87 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
88 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
90 (umulhisi3): Specify attributes.
91 (mulhisisi3_z): Name pattern. Specify attributes.
92 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
93 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
94 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
95 bsetmemqi): Specify attributes.
96 (bsetmemqi_ext): Name pattern. Specify attributes.
97 (bclrmemqi): Specify attributes.
98 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
99 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
101 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
102 pattern. Specify attributes.
103 (jump): Specify attributes.
104 (tablejump_internal): Name pattern. Specify attributes.
105 (call_value): Split into non_symbolic_call_value,
106 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
107 alternatives. Specify attributes.
108 (non_symbolic_call_value, symbolic_call_value_jsr,
109 symbolic_call_value_bsr): New patterns.
110 (nop, return, unlink, indirect_jump): Specify attributes.
111 (trap): Fix condition. Specify attributes.
114 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
115 (override_options): Initialize it. Initialize m68k_sched_cpu.
116 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
117 (const_method): Make global, rename to m68k_const_method.
118 (const_int_cost, output_move_const_into_data_reg): Update.
119 (output_move_double): Parametrize to emit rtl code, rename to
121 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
122 emit_movsi): New static functions.
123 (output_move_double): New function with semantics of old
125 (m68k_emit_move_double): New function.
126 (m68k_sched_cpu): New variable.
127 (attr_op_type): New enum.
128 (sched_guess_p): New variable.
129 (sched_address_type, sched_operand_type, sched_attr_op_type):
130 New static functions.
131 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
132 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
133 (sched_branch_type): New static variable.
134 (m68k_sched_branch_type): New function.
135 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
136 (m68k_symbolic_call_var): Declare.
137 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
138 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
139 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
140 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
143 2007-09-11 Jakub Jelinek <jakub@redhat.com>
145 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
146 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
147 error if __builtin_va_arg_pack_len () wasn't optimized out during
149 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
150 with the number of inline's anonymous arguments.
151 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
153 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
155 * fold-const.c (extract_muldiv_1): Do not simplify
158 2007-09-11 Jan Hubicka <jh@suse.cz>
160 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
161 (TARGET_INTER_UNIT_CONVERSIONS): New.
162 * i386.md (floatsi expanders): Remove redundant check for SImode
163 source; offload to memory when asked for.
164 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
165 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
167 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
168 floatsidf2_mixed_memory, floatsidf2_sse_memory
169 floatdisf2_mixed_memory, floatsisf2_sse_memory,
170 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
172 2007-09-11 Jan Hubicka <jh@suse.cz>
174 * toplev.c (process_options): all frontends now do unit-at-a-time.
175 * cgraphunit.c: update comments.
176 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
177 * c-decl.c (finish_function): use cgraph_add_new_function.
178 * function.c (expand_function_end): We are always unit-at-a-time.
180 2007-09-11 Richard Sandiford <richard@codesourcery.com>
182 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
184 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
186 2007-09-11 Richard Sandiford <richard@codesourcery.com>
188 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
189 SYMBOL_FORCE_TO_MEM constants.
190 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
191 (mips16_rewrite_pool_refs_info): New structure.
192 (mips16_rewrite_pool_constant): New function, split out from...
193 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
194 mips16_rewrite_pool_refs_info structure rather than a pointer
195 to a constant pool. Force force_to_mem_operands into memory.
196 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
197 * config/mips/predicates.md (force_to_mem_operand): New predicate.
198 * config/mips/constraints.md (kf): New constraint.
199 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
200 (*movsi_mips16): Likewise.
202 2007-09-11 Richard Sandiford <richard@codesourcery.com>
203 Nigel Stephens <nigel@mips.com>
204 David Ung <davidu@mips.com>
206 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
207 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
208 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
209 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
210 (mips_zero_extend_cost): New functions.
211 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
212 Use the new functions. Tweak many cost estimates, both here
213 and in the new subroutines. Return false when the cost of the
214 operands has not been calculated. Check for *clear_upper32.
215 Check for floating-point multiply-add, reciprocal and rsqrt
216 patterns. Handle comparison and rotation codes.
218 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
220 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
222 * config/i386/i386.c (get_dllimport_decl): Don't strip
225 2007-09-10 Janis Johnson <janis187@us.ibm.com>
228 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
230 (DFP_TO_BFP): Use for either XFmode or TFmode.
231 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
233 * config/dfp-bit.h: Include float.h.
234 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
235 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
236 which doesn't mean the same thing.
237 (BFP_KIND): Use 4 to mean TFmode.
238 (BFP_FMT): Specify the number of decimal digits based on the
239 number of mantissa digits.
240 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
241 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
242 (STR_TO_BFP): Use strtold for XFmode or TFmode.
243 (TFtype): Define if TFmode is supported.
244 * doc/libgcc.texi (Decimal float library routines): Document
245 TF conversion functions.
247 2007-09-10 Chao-ying Fu <fu@mips.com>
249 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
250 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
251 (mips_emit_compare): Process fixed-point modes.
252 (mips_pad_arg_upward): Support fixed-point types.
253 (override_options): Allow fixed-point modes in accumulators.
254 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
255 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
256 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
257 (mips_scalar_mode_supported_p): New function to accept fixed-point
258 modes if the width is not greater than two BITS_PER_WORD.
259 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
260 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
261 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
262 LONG_LONG_ACCUM_TYPE_SIZE): Define.
263 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
265 ("IMODE"): New mode attribute.
266 (mips-fixed.md): Include.
267 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
269 * config/mips/mips-fixed.md: New file.
271 2007-09-11 Ben Elliston <bje@au.ibm.com>
273 * config/spu/spu.md: Formatting fixes.
275 2007-09-10 Janis Johnson <janis187@us.ibm.com>
277 * config/dfp-bit.c (dfp_unary_func): Delete.
278 (dfp_unary_op): Delete.
279 (dfp_binary_op): Use decFloat functions instead of decNumber
280 functions for binary operations.
281 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
282 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
284 (dfp_compare_op): Use decFloat functions insteadof decNumber
285 functions for comparisons.
286 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
287 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
289 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
290 call to dxx_binary_op and decFloat function.
291 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
292 calls to dxx_binary_op and decFloat function.
293 * config/dfp-bit.h: Include decFloat header files.
294 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
295 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
296 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
297 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
299 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
300 Jan Sjodin <jan.sjodin@amd.com>
302 * tree-vect-analyze.c (vect_analyze_operations): Change
303 comparison of loop iterations with threshold to less than
304 or equal to instead of less than. Reduce
305 min_scalar_loop_bound by one.
306 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
307 Change prologue and epilogue iterations estimate to vf/2,
308 when unknown at compile-time. Change versioning guard
309 cost to taken_branch_cost. If peeling for alignment is
310 unknown at compile-time, change peel guard costs to one
311 taken branch and one not-taken branch per peeled loop.
312 If peeling for alignment is known but number of scalar loop
313 iterations is unknown at compile-time, change peel guard
314 costs to one taken branch per peeled loop. Change the cost
315 model equation to consider vector iterations as the loop
316 iterations less the prologue and epilogue iterations.
317 Change outside vector cost check to less than or equal to
318 zero instead of equal to zero.
319 (vect_do_peeling_for_loop_bound): Reduce
320 min_scalar_loop_bound by one.
321 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
322 TARG_COND_NOT_TAKEN_BRANCH_COST.
323 * config/i386/i386.h (processor_costs): Add
324 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
325 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
326 vec_align_load_cost, vect_unalign_load_cost,
327 vec_store_cost, cond_taken_branch_cost,
328 cond_not_taken_branch_cost.
329 Define macros for x86 costs.
330 * config/i386/i386.c:
331 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
332 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
333 scalar_to_vec_cost, vec_align_load_cost,
334 vect_unalign_load_cost, vec_store_cost,
335 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
336 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
337 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
338 core2_cost, generic64_cost, generic32_cost): Set to default
340 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
341 (x86_builtin_vectorization_cost): New.
343 2007-09-10 Janis Johnson <janis187@us.ibm.com>
344 Ben Elliston <bje@au.ibm.com>
346 * dfp.c: Include decimal128Local.h;
347 (dfp_byte_swap): Remove.
348 (encode_decimal32, decode_decimal32): Don't handle endianness.
349 (encode_decimal64, decode_decimal64): Ditto.
350 (encode_decimal128, decode_decimal128): Ditto.
351 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
353 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
355 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
356 * Makefile.in (DECNUM_H): Add decimal128Local.h.
358 2007-09-10 David Daney <ddaney@avtrex.com>
360 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
362 (memory_barrier): Rewrote as an insn that clobbers memory.
364 2007-09-10 Richard Sandiford <richard@codesourcery.com>
366 * config/mips/mips.c (mips_global_pointer): Check
367 call_really_used_regs instead of call_used_regs.
368 (mips_save_reg_p): Likewise. Save all call-saved registers
369 if current_function_saves_all_registers. Fix indentation.
370 No longer treat $18 as a special case.
371 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
373 2007-09-10 Richard Sandiford <richard@codesourcery.com>
375 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
376 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
377 the introductory comment.
378 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
379 (override_options): Don't test for it.
380 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
381 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
382 * config/mips/vr.h: As for config/mips/sde.h.
384 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
385 Revital Eres <eres@il.ibm.com>
387 * target.h (struct gcc_target.sched): New field: sms_res_mii.
388 (struct ddg): Define.
389 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
390 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
391 * config/spu/spu.c: Include ddg.h.
392 (TARGET_SCHED_SMS_RES_MII): Define.
393 (spu_sms_res_mii): New function to calculate mii.
394 * modulo-sched (res_MII): Use it.
395 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
397 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
399 * config/s390/s390.c (s390_dump_pool): Create copy of constant
400 pool entries since they might hold values that must not be shared.
402 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
405 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
406 Use 'N' operand constraint for op2.
407 (lshr<mode>3): Ditto.
408 (ashl<mode>3): Ditto.
409 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
410 (vec_shr_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
412 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
413 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
415 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
417 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
418 Change mode macro in the last real_2expN parameter to uppercase.
420 2007-09-10 Michael Matz <matz@suse.de>
422 * tree-pass.h (pass_cselim): Declare new pass.
423 * passes.c (init_optimization_passes): Link in pass_cselim.
424 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
425 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
426 cond_store_replacement.
427 (condstoretemp): New static variable.
428 (cond_store_replacement): New function.
429 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
430 tree_ssa_phiopt_worker.
431 (struct name_to_bb): New.
432 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
433 nt_init_block, nt_fini_block): New static functions.
434 (seen_ssa_names, nontrap_set): New static variables.
435 (gate_cselim, pass_cselim): Define new pass.
436 * common.opt (ftree-cselim): New flag.
437 * toplev.c (process_options): Set flag_tree_cselim if required.
439 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
441 * simplify-rtx.c (simplify_relational_operation_1): For recent
442 canonicalization, don't recurse if op1 equals both PLUS arguments.
444 2007-09-09 David Daney <ddaney@avtrex.com>
446 * optabs.c (expand_sync_operation): Use plus insn if minus
448 (expand_sync_fetch_operation): Ditto.
450 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
452 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
454 (*floatsisf2_sse_vector): Likewise.
456 2007-09-09 Krister Walfridsson <cato@df.lth.se>
458 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
460 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
462 * config/i386/i386.h (ix86_tune_indices): Rename
463 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
464 (TARGET_USE_VECTOR_CONVERTS): Updated.
465 * config/i386/i386.c: Likewise.
467 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
468 Nigel Stephens <nigel@mips.com>
470 * doc/invoke.texi (Overall Options): Add .sx file extension
472 * cppspec.c (known_suffixes): Likewise.
473 * gcc.c (default_compilers): Likewise.
475 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
478 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
479 * simplify-rtx.c (simplify_relational_operation_1): Add the
480 canonicalization from i386.h.
481 * doc/md.texi (Canonicalization of Instructions): Document it.
483 2007-09-09 Jan Hubicka <jh@suse.cz>
484 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
486 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
487 (TARGET_USE_VECTOR_CONVERTS): New.
488 * i386.md: New post-reload splitters for converting SF to DF and DF to
490 (floatsi* expander): Special case vector conversions.
491 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
492 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
493 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
494 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
495 Disable when doing vector converts.
496 (floatsi<mode>2_i387): Disable when
497 * sse.md (vec_dupv2df): Export.
498 * i386.c (ix86_tune_features): Enable SSE conversions.
500 2007-09-09 Richard Guenther <rguenther@suse.de>
502 * tree-ssa-operands.c (add_virtual_operand): Only mark
503 stores as has_volatile_ops if alias information is not available.
505 2007-09-09 Revital Eres <eres@il.ibm.com>
507 * doc/contrib.texi: Add myself.
509 2007-09-09 Ira Rosen <irar@il.ibm.com>
511 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
512 stmt_vinfo_set_outside_of_loop_cost): New functions.
513 * tree-vect-transform.c (vect_get_cost_fields): Remove.
514 (vect_model_simple_cost): Call
515 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
516 field instead of calling vect_get_cost_fields.
517 (vect_model_store_cost, vect_model_load_cost): Likewise.
519 2007-09-09 Revital Eres <eres@il.ibm.com>
521 * config/rs6000/rs6000.c (paired_init_builtins): Add const
522 declaration to bdesc_paired_preds variable.
523 (paired_expand_builtin): Likewise.
525 2007-09-09 Revital Eres <eres@il.ibm.com>
527 * dbgcnt.def (sms_sched_loop): New counter.
528 * modulo-sched.c: Use sms_sched_loop instead of
529 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
530 perform swing modulo scheduling on. Include dbgcnt.h.
531 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
532 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
534 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
536 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
537 Substitute all uses with ...
538 (MODEF): New mode iterator.
540 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
541 from pre-regalloc define_insn_and_split splitter pattern.
542 (*fix_trunc<mode>_i387_1): Ditto.
544 (*fist<mode>2_1): Ditto.
545 (frndintxf2_floor): Ditto.
546 (*fist<mode>2_floor_1): Ditto.
547 (frndintxf2_ceil): Ditto.
548 (*fist<mode>2_ceil_1): Ditto.
549 (frndintxf2_trunc): Ditto.
550 (frndintxf2_mask_pm): Ditto.
552 (prologue): Use (const_int 0) as never generated filler insn.
554 (sibcall_epilogue): Ditto.
555 (eh_return_si): Ditto.
556 (eh_return_di): Ditto.
558 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
559 using MODEF mode iterator.
560 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
561 using MODEF mode iterator.
562 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
563 using MODEF mode iterator.
564 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
565 Macroize expander using MODEF mode iterator.
567 (zero_extendsidi2): Remove operand constraints from expander.
568 (smuldi3_highpart): Ditto.
569 (indirect_jump): Ditto.
572 * config/i386/sse.md (storentv4sf): Ditto.
573 (storentv2df): Ditto.
574 (storentv2di): Ditto.
576 (sse2_cvtpd2ps): Ditto.
577 (vec_interleave_highv16qi): Ditto.
578 (vec_interleave_lowv16qi): Ditto.
579 (vec_interleave_highv8hi): Ditto.
580 (vec_interleave_lowv8hi): Ditto.
581 (vec_interleave_highv4si): Ditto.
582 (vec_interleave_lowv4si): Ditto.
583 (vec_interleave_highv2di): Ditto.
584 (vec_interleave_lowv2di): Ditto.
585 (sse2_maskmovdqu): Ditto.
586 * config/i386/mmx.md (mmx_maskmovq): Ditto.
588 2007-09-09 Ira Rosen <irar@il.ibm.com>
590 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
591 (struct _slp_tree, struct _slp_instance): Define new data structures
592 along macros for their access.
593 (struct _loop_vec_info): Define new fields: strided_stores,
594 slp_instances, and slp_unrolling_factor along macros for their access.
595 (enum slp_vect_type): New.
596 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
598 (STMT_VINFO_STRIDED_ACCESS): New macro.
599 (vect_free_slp_tree): Declare.
600 (vectorizable_load): Add an argument of type slp_tree.
601 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
602 vectorizable_assignment): Likewise.
603 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
604 Declare (make extern).
605 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
606 (new_loop_vec_info): Likewise.
607 (destroy_loop_vec_info): Free memory allocated for SLP structures.
608 * tree-vect-analyze.c: Include recog.h.
609 (vect_update_slp_costs_according_to_vf): New.
610 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
611 functions. For not pure SLP stmts with strided access check that the
612 group size is power of 2. Update the vectorization factor according to
613 SLP. Call vect_update_slp_costs_according_to_vf.
614 (vect_analyze_group_access): New.
615 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
616 (vect_free_slp_tree): New functions.
617 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
618 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
619 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
620 vect_detect_hybrid_slp): Likewise.
621 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
622 and vect_detect_hybrid_slp.
623 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
624 SLP costs into account.
625 (vect_get_cost_fields): New function.
626 (vect_model_simple_cost): Make extern, add SLP parameter and handle
628 (vect_model_store_cost, vect_model_load_cost): Likewise.
629 (vect_get_constant_vectors): New function.
630 (vect_get_slp_vect_defs, vect_get_slp_defs,
631 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
632 vect_get_vec_defs): Likewise.
633 (vectorizable_reduction): Don't handle SLP for now.
634 (vectorizable_call): Don't handle SLP for now. Add argument to
635 vect_model_simple_cost.
636 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
637 get SLPed and vectorized defs). Fix indentation and spacing.
638 (vectorizable_assignment): Handle SLP.
639 (vectorizable_induction): Don't handle SLP for now.
640 (vectorizable_operation): Likewise.
641 (vectorizable_type_demotion): Add argument to
642 vect_model_simple_cost.
643 (vectorizable_type_promotion): Likewise.
644 (vectorizable_store, vectorizable_load): Handle SLP.
645 (vectorizable_condition): Don't handle SLP for now.
646 (vect_transform_stmt): Add a new argument for SLP. Check that there is
647 no SLP transformation required for unsupported cases. Add SLP
648 argument for supported cases.
649 (vect_remove_stores): New function.
650 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
651 (vect_transform_loop): Schedule SLP instances.
652 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
654 2007-09-09 Andrew Haley <aph@redhat.com>
656 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
659 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
661 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
662 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
663 Similar for what label_refs can go in the JUMP_TARGET field. Split
664 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
665 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
666 REG_LABEL when replacing an operand with a LABEL_REF for a
668 (subst_reloads): When replacing a LABEL_REG with a register,
669 instead of generating a REG_LABEL note, assert that there already
670 is one or that the label is a known target for the insn.
671 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
672 note, check the JUMP_LABEL field. Remove "else" after return.
673 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
674 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
675 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
676 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
677 insns. Iterate over all notes; don't assume there's only one.
678 * cse.c (recorded_label_ref): Adjust comment to refer to
680 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
681 insns, not just NONJUMP_INSN_P.
682 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
684 * jump.c (rebuild_jump_labels): Adjust head comment.
685 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
686 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
687 (mark_all_labels): For JUMP_P insns without a target, check if the
688 the target is noted on the previous nonjump insn.
689 (mark_jump_label_1): New function, guts from mark_jump_label.
690 <case IF_THEN_ELSE>: Handle first operand as a non-target when
691 marking jump target labels.
692 <case LABEL_REF>: Adjust for whether to generate a
693 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
694 For 'E' format rtl, iterate in descending element order.
695 (delete_related_insns): Handle both REG_LABEL_TARGET and
696 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
697 reference count, delete and fallthrough. Move finding-next-
698 non-deleted insn last in the function. Look at all INSN_P insns
699 for REG_LABEL_OPERAND notes.
700 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
702 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
703 JUMP_LABEL, output the INSN_UID of it.
704 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
705 and/or REG_LABEL_TARGET.
706 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
707 with jump.c copy by only adding notes for labels actually
708 referenced in the insn.
709 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
710 usage count increment; handle all INSN_P trial insns.
711 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
713 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
714 REG_LABEL_TARGET and REG_LABEL_OPERAND.
715 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
717 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
718 JUMP_P insns and REG_LABEL_OPERAND everywhere.
719 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
721 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
722 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
723 REG_LABEL_OPERAND notes.
724 * reload1.c (calculate_needs_all_insns): Adjust comments.
725 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
726 * config/alpha/alpha.md (split for load of an address into a
727 four-insn sequence on Unicos/Mk): Adjust to use
729 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
731 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
734 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
735 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
736 FOR_BB_INSNS_SAFE instead of for loop.
737 * cse.c (cse_extended_basic_block): Likewise.
738 * postreload.c (reload_cse_regs_1): New variable next. Make sure
739 that the for loop does not invoke NEXT_INSN on a deleted insn.
740 * function.c (instantiate_virtual_regs): Likewise.
741 * lower-subreg.c (remove_retval_note): Likewise.
742 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
744 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
746 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
747 insn, if it's a jump.
748 (try_redirect_by_replacing_jump): New variable jump_p. Call
749 tablejump_p before delete_insn_chain.
750 * reload1.c (reload): New variable next. Make sure that the for
751 loop does not invoke NEXT_INSN on a deleted insn.
752 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
753 (delete_output_reload): New variable prev. Make sure the the for
754 loops do not invoke PREV_INSN on a deleted insn.
756 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
758 * pa/constraints.md: Remove 'X' from unused letters comment.
760 2007-09-08 Richard Guenther <rguenther@suse.de>
762 * tree-tailcall.c (find_tail_calls): If we don't have aliases
763 computed check stmt_ann->references_memory instead of counting
766 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
768 * cse.c (fold_rtx): Use validate_unshare_change() instead of
769 validate_change() in one more case.
771 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
773 PR tree-optimization/32283
774 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
775 estimated_loop_iterations.
776 (determine_use_iv_cost_condition): Decrease cost of expressions
777 used in iv elimination.
779 2007-09-08 Richard Guenther <rguenther@suse.de>
781 * tree-cfg.c (verify_gimple_expr): Avoid building new
782 pointer types, use TYPE_POINTER_TO if available instead.
784 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
787 PR rtl-optimization/26449
788 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
789 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
791 (mulv16qi3): Implement as define_insn_and_split pattern instead of
792 define_expand. Split insn in split1 pass.
795 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
797 PR tree-optimization/33301
798 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
801 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
803 PR tree-optimization/32183
804 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
806 * tree-ssa-reassoc.c: Include cfgloop.h.
807 (is_reassociable_op): Add a loop argument and return true only
809 (linearize_expr): Updated.
810 (should_break_up_subtract): Likewise.
811 (linearize_expr_tree): Likewise.
812 (init_reassoc): Call loop_optimizer_init with
813 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
815 (fini_reassoc): Call loop_optimizer_finalize.
817 2007-09-07 Sterling Augustine <sterling@tensilica.com>
819 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
820 if there is no i-cache.
822 2007-09-07 Richard Guenther <rguenther@suse.de>
825 2007-09-06 Richard Guenther <rguenther@suse.de>
827 PR tree-optimization/32586
828 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
829 folding if nothing changed.
830 (simplify_unary_expression): New function. Do tree combining
831 on conversion like codes.
832 (try_to_simplify): Call it.
834 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
837 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
838 (__gthread_active,__gthread_start, __gthread_active_init): New.
839 * gthr-posix95.h: Likewise.
841 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
843 * function.h (struct function): Rename calls_unwind_init
844 to saves_all_registers.
845 (current_function_saves_all_registers): Renamed from
846 current_function_calls_unwind_init.
847 * reload1.c (reload): Set current_function_saves_all_registers.
848 * except.c (expand_builtin_unwind_init): Likewise.
849 * config/m68k/m68k.c (m68k_save_reg): Use
850 current_function_saves_all_registers to save pic register.
852 2007-09-07 Janis Johnson <janis187@us.ibm.com>
854 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
855 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
857 Reapply reverted changes:
859 2007-09-06 Jan Hubicka <jh@suse.cz>
861 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
864 2007-09-06 Richard Sandiford <richard@codesourcery.com>
866 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
867 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
869 2007-09-05 Janis Johnson <janis187@us.ibm.com>
871 * optabs.c (expand_float): Convert unsigned integer as signed only
872 if it provides sufficient accuracy; add mode argument to real_2expN.
873 (expand_fix): Fix comment typos; extend binary float into mode
874 wider than destination for converion to unsigned integer; add mode
875 argument to real_2expN.
876 * real.c (real_2expN): Add mode argument to special-case decimal
878 * real.h (real_2expN): Ditto.
879 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
881 (fixed_from_string): Ditto.
882 (fixed_to_decimal): Ditto.
883 (fixed_convert_from_real): Ditto.
884 (real_convert_from_fixed): Ditto.
885 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
886 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
887 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
888 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
890 2007-09-07 Diego Novillo <dnovillo@google.com>
892 * tree-flow.h (const_block_stmt_iterator): Remove.
893 Update all users to use block_stmt_iterator.
894 * tree-iterator.h (const_tree_stmt_iterator): Remove.
895 Update all users to use tree_stmt_iterator.
897 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
899 * config/mips/mips.c (mips_set_current_function): Temporarily
900 make this a no-op to fix bootstrap errors, pending rewrite.
902 2007-09-07 Jan Hubicka <jh@suse.cz>
904 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
907 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
909 PR tree-optimization/33299
910 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
911 uses for all relevant loop-exit phis, not just the first.
913 2007-09-07 Richard Guenther <rguenther@suse.de>
916 * tree-ssa-operands.c (access_can_touch_variable): An access
917 of the form (*p)[0] can touch a variable of same size.
919 2007-09-07 Jan Hubicka <jh@suse.cz>
921 * passes.c (init_optimization_passes): Add simple dce and addressable
923 * tree-ssa.c (execute_update_addresses_taken): New function.
924 (pass_update_address_taken): New.
925 * tree-ssa-dse.c (execute_simple_dse): New function.
926 (pass_simple_dse): New.
927 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
929 2007-09-07 Tobias Burnus <burnus@net-b.de>
932 * doc/invoke.texi: Fix -Wstrict-overflow= table.
934 2007-09-07 Richard Guenther <rguenther@suse.de>
937 2007-09-06 Richard Guenther <rguenther@suse.de>
939 PR tree-optimization/32586
940 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
941 folding if nothing changed.
942 (simplify_unary_expression): New function. Do tree combining
943 on conversion like codes.
944 (try_to_simplify): Call it.
946 2007-09-07 Richard Guenther <rguenther@suse.de>
947 Uros Bizjak <ubizjak@gmail.com>
949 PR tree-optimization/32821
950 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
951 NULL in the call to set_bb_stmt_list.
953 2007-09-07 Richard Sandiford <richard@codesourcery.com>
955 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
956 float calls here, rather than leaving some to the caller.
957 Use call_internal_direct and call_value_internal_direct.
958 * config/mips/mips.md (call_internal_direct): New pattern.
959 (call_value_internal_direct): Likewise.
961 2007-09-07 Richard Sandiford <richard@codesourcery.com>
963 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
964 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
966 (override_options): Set mips_base_move_loop_invariants.
968 2007-09-07 Richard Sandiford <richard@codesourcery.com>
970 * config/mips/mips.opt (mcode-readable=): Move to keep list
973 2007-09-07 Richard Sandiford <richard@codesourcery.com>
975 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
976 and -mgpopt options. Adjust the -G documentation to match.
977 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
978 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
979 function, split out from mips_classify_symbol. Return false for
981 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
982 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
983 (override_options): Check whether the -mgpopt setting is consistent
984 with the other flags.
985 (symbolic_expression_p): Delete.
986 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
987 and default_elf_select_rtx_section.
988 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
989 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
990 external data and TARGET_EXTERN_SDATA.
992 2007-09-07 Tobias Burnus <burnus@net-b.de>
995 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
997 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
999 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
1000 FOR_BB_INSNS_SAFE instead of for loop.
1001 * cse.c (cse_extended_basic_block): Likewise.
1002 * postreload.c (reload_cse_regs_1): New variable next. Make sure
1003 that the for loop does not invoke NEXT_INSN on a deleted insn.
1004 * function.c (instantiate_virtual_regs): Likewise.
1005 * lower-subreg.c (remove_retval_note): Likewise.
1006 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
1008 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
1010 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
1011 insn, if it's a jump.
1012 (try_redirect_by_replacing_jump): New variable jump_p. Call
1013 tablejump_p before delete_insn_chain.
1014 * reload1.c (reload): New variable next. Make sure that the for
1015 loop does not invoke NEXT_INSN on a deleted insn.
1016 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
1017 (delete_output_reload): New variable prev. Make sure the the for
1018 loops do not invoke PREV_INSN on a deleted insn.
1020 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
1022 * cgraphbuild.c (rebuild_cgraph_edges): Export.
1023 * cgraph.h (rebuild_cgraph_edges): Declare.
1024 * tree-pass.h (pass_expand_omp_ssa): New.
1025 * omp-low.c (find_omp_clause): Export.
1026 (copy_var_decl): Split from omp_copy_decl_2.
1027 (build_omp_barrier): Return the call to emit instead of emitting
1029 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
1031 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
1032 expand_omp_for_generic, expand_omp_for_static_nochunk,
1033 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1034 Adapted to work on SSA form.
1035 (execute_expand_omp): Do not invalidate dominance information.
1036 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
1037 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
1038 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
1040 (force_gimple_operand): Allow gimplifying code expressions without
1042 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
1043 * common.opt (fopenmp-ssa): New.
1044 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
1045 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
1046 * tree-cfg.c: Include tree-inline.h.
1047 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
1048 (replace_by_duplicate_decl, replace_ssa_name,
1049 mark_virtual_ops_in_region): New functions.
1050 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
1051 to work on SSA form.
1052 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
1053 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
1056 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1058 * tree-loop-linear.c: Include obstack.h.
1059 (linear_transform_loops): New obstack lambda_obstack.
1060 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
1061 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
1062 and free afterwards.
1063 * lambda.h (struct obstack): New forward declaration.
1064 (lambda_linear_expression_new): New parameter of type struct
1066 (lambda_loopnest_new): Likewise.
1067 (lambda_loopnest_transform): Likewise.
1068 (lambda_body_vector_new): Likewise.
1069 (lambda_body_vector_compute_new): Likewise.
1070 (gcc_loopnest_to_lambda_loopnest): Likewise.
1071 (lambda_loopnest_to_gcc_loopnest): Likewise.
1072 * lambda-code.c: Include obstack.h.
1073 (lambda_lattice_new): New parameter lambda_obstack. Use it for
1075 (lambda_body_vector_new): Likewise.
1076 (lambda_linear_expression_new): Likewise.
1077 (lambda_lattice_new): Likewise.
1078 (lambda_loopnest_new): Likewise. Additionally use obstack to
1079 allocate LN_LOOPS(ret).
1080 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
1081 it to lambda_lattice_new.
1082 (lambda_body_vector_compute_new): New parameter lambda_obstack.
1083 Pass it to lambda_body_vector_new.
1084 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
1085 it to lambda_lattice_new.
1086 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
1087 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
1088 (lambda_compute_target_space): Likewise.
1089 (lambda_compute_auxillary_space): New parameter lambda_obstack.
1090 Pass it to lambda_lattice_compute_base and
1091 compute_nest_using_fourieer_motzkin.
1092 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
1093 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
1094 and lambda_lattice_compute_target_space.
1095 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
1096 Pass it to lambda_linear_expression_new.
1097 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
1098 to gcc_tree_to_linear_expression.
1099 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
1100 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
1101 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
1102 Pass it to lambda_body_vector_new and
1103 lambda_body_vector_compute_new.
1104 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
1105 (lambda-code.o): Likewise.
1107 2007-09-06 Chao-ying Fu <fu@mips.com>
1109 * ginclude/stdfix.h: New file.
1110 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
1111 (convert.o): Add dependence on fixed-value.h.
1112 * c-convert.c (convert): Support FIXED_POINT_TYPE.
1113 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
1114 to define fixed-point constants.
1115 (c_cpp_builtins): Define fixed-point constants.
1116 * convert.c (fixed-value.h): New include.
1117 (convert_to_real): Update comment to include fixed-point.
1118 Support FIXED_POINT_TYPE.
1119 (convert_to_integer): Update comment to include fixed-point.
1120 Support FIXED_POINT_TYPE.
1121 (convert_to_complex): Support FIXED_POINT_TYPE.
1122 (convert_to_fixed): New function.
1123 * convert.h (convert_to_fixed): Declare.
1124 * genopinit.c: Add comment about $Q for only fixed-point modes.
1125 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
1126 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
1127 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
1128 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
1129 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
1130 usneg_optab for fixed-point modes.
1131 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
1133 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
1134 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
1135 unsigned saturation optabs, when type is saturating.
1136 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
1137 (expand_fixed_convert): New function.
1138 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
1139 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
1140 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
1141 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
1142 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
1143 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
1145 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
1146 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
1147 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
1148 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
1149 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
1151 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
1152 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
1153 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
1154 fractuns, satfractuns.
1155 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
1156 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
1157 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
1158 OTI_ssmsub_widen, OTI_usmsub_widen.
1159 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1160 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1161 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
1162 umsub_widen_optab, usmsub_widen_optab): Define.
1163 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
1165 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
1167 (expand_fixed_convert): Declare.
1168 * expr.c (convert_move): Support the move of fixed-point modes.
1169 (emit_move_insn_1): Handle fixed-point mode to move via integer.
1170 (categorize_ctor_elements_1): Handle FIXED_CST.
1171 (count_type_elements): Handle FIXED_POINT_TYPE.
1172 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
1173 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1175 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
1176 multiply and add/subtract for fixed-point types.
1177 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
1178 mode, we jump to binop directly.
1179 Support FIXED_CONVERT_EXPR.
1180 (do_store_flag): Check FIXED_CST to put a constant second.
1181 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
1182 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1183 (const_vector_from_tree): Support FIXED_CST.
1184 * doc/extend.texi (Fixed-Point): New node.
1185 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
1186 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
1187 satfract, fractuns, satfractuns): Document them.
1189 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1191 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
1192 addresses into I registers.
1194 2007-09-06 Jan Hubicka <jh@suse.cz>
1195 Andreas Tobler <a.tobler@schweiz.org>
1197 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
1199 (machopic_legitimize_pic_address): Likewise.
1201 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1202 Jan Hubicka <jh@suse.cz>
1204 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
1205 instead of ufloat_optab->handlers directly.
1206 (floatdidf2): Likewise.
1208 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
1210 * config/mips/mips.c: Include diagnostic.h.
1211 (mips_set_current_function): Check errorcount and sorrycount
1212 before generating RTL.
1214 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1217 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
1218 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
1219 (print_operand_reloc): Likewise.
1221 2007-09-06 Janis Johnson <janis187@us.ibm.com>
1225 2007-09-06 Jan Hubicka <jh@suse.cz>
1227 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1230 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1232 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1233 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1235 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1237 * optabs.c (expand_float): Convert unsigned integer as signed only
1238 if it provides sufficient accuracy; add mode argument to real_2expN.
1239 (expand_fix): Fix comment typos; extend binary float into mode
1240 wider than destination for converion to unsigned integer; add mode
1241 argument to real_2expN.
1242 * real.c (real_2expN): Add mode argument to special-case decimal
1244 * real.h (real_2expN): Ditto.
1245 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1247 (fixed_from_string): Ditto.
1248 (fixed_to_decimal): Ditto.
1249 (fixed_convert_from_real): Ditto.
1250 (real_convert_from_fixed): Ditto.
1251 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1252 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1253 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1254 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1256 2007-09-06 Tom Tromey <tromey@redhat.com>
1258 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
1259 * c-pch.c (c_common_read_pch): Restore current location after
1261 * tree.c (expand_location): Update.
1262 (expr_filename): Changed return type. Unified the two cases.
1263 (expr_lineno): Likewise.
1264 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
1266 * toplev.c (line_table): Changed type.
1267 (general_init): Update.
1268 (realloc_for_line_map): New function.
1269 (general_init): Allocate line_table using GC.
1270 * fix-header.c (line_table): Changed type.
1271 (read_scan_file): Update.
1272 (read_scan_file): Update.
1273 * c-ppoutput.c (maybe_print_line): Update.
1274 (print_line): Update.
1275 (cb_line_change): Update.
1276 (cb_define): Update.
1277 (pp_file_change): Update.
1278 * c-opts.c (c_common_init_options): Update.
1279 (finish_options): Update.
1280 (push_command_line_include): Update.
1281 * c-lex.c (cb_line_change): Update.
1282 (cb_def_pragma): Update.
1283 (cb_define): Update.
1285 (c_lex_with_flags): Use cpp_get_token_with_location.
1286 * input.h (line_table): Changed type.
1287 (location_from_locus): New macro.
1288 * tree.h (EXPR_FILENAME): No longer an lvalue.
1289 (EXPR_LINENO): Likewise.
1290 (expr_locus, set_expr_locus): Declare separately for
1291 USE_MAPPED_LOCATION.
1292 (expr_filename, expr_lineno): Changed return type.
1293 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
1294 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
1295 (expand_gimple_basic_block): Likewise.
1296 * final.c (final_scan_insn): Use expanded_location.
1298 2007-09-06 Richard Guenther <rguenther@suse.de>
1300 PR tree-optimization/32586
1301 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1302 folding if nothing changed.
1303 (simplify_unary_expression): New function. Do tree combining
1304 on conversion like codes.
1305 (try_to_simplify): Call it.
1306 * builtins.c (fold_builtin_cexp): Fold the built expressions.
1307 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
1309 2007-09-06 Jan Hubicka <jh@suse.cz>
1312 * cse.c (fold_rtx): Avoid invalid sharing.
1314 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1316 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1317 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1319 2007-09-06 Revital Eres <eres@il.ibm.com>
1321 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1322 Fix offsettable memory reference for 750CL.
1324 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
1326 * reload.c (find_reloads_address_1): Try to preserve original
1327 base/index regclass of operands.
1328 * regrename.c (scan_rtx_address): Likewise.
1329 (replace_oldest_value_addr): Likewise.
1331 2007-09-06 Richard Guenther <rguenther@suse.de>
1333 PR tree-optimization/33302
1334 * domwalk.c (walk_dominator_tree): The exit block is
1335 interesting even if it is not reachable.
1337 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1340 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
1342 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
1344 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
1347 2007-09-05 Ian Lance Taylor <iant@google.com>
1349 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
1351 (dump_generic_node): Likewise.
1352 * print-rtl.c (print_decl_name): Likewise.
1353 * print-tree.c (print_node_brief): Likewise.
1354 (print_node): Likewise.
1355 * Makefile.in (RTL_BASE_H): Add alias.h.
1358 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
1360 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
1362 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
1363 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
1365 2007-09-06 Jie Zhang <jie.zhang@analog.com>
1367 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
1368 (tm_defines): Define UCLIBC_DEFAULT to 1.
1369 (extra_options): Add linux.opt.
1370 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1371 (CRT_CALL_STATIC_FUNCTION): Likewise.
1372 (NO_IMPLICIT_EXTERN_C): Likewise.
1373 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1374 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
1375 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1376 (ENDFILE_SPEC): Don't define.
1377 (LIB_SPEC): Likewise.
1378 (CRT_CALL_STATIC_FUNCTION): Likewise.
1379 (NO_IMPLICIT_EXTERN_C): Likewise.
1380 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
1381 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1383 2007-09-06 Jan Hubicka <jh@suse.cz>
1385 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1388 2007-09-06 Jan Hubicka <jh@suse.cz>
1390 * opts.c (common_handle_option): Enable inlining functions for
1393 2007-09-06 Jakub Jelinek <jakub@redhat.com>
1395 * builtin-attrs.def (ATTR_NONNULL_3): New.
1396 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
1397 ATTR_NOTHROW_NONNULL_##FA.
1398 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
1399 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
1400 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
1401 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
1402 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
1403 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
1404 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
1406 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
1407 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
1408 ATTR_FORMAT_NOTHROW_3_4): Remove.
1409 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
1410 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
1411 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
1412 instead of ATTR_FORMAT_*_*.
1414 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
1416 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
1417 parts re-used for REG_FRAME_RELATED_EXPR.
1419 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1421 * optabs.c (expand_float): Convert unsigned integer as signed only
1422 if it provides sufficient accuracy; add mode argument to real_2expN.
1423 (expand_fix): Fix comment typos; extend binary float into mode
1424 wider than destination for converion to unsigned integer; add mode
1425 argument to real_2expN.
1426 * real.c (real_2expN): Add mode argument to special-case decimal
1428 * real.h (real_2expN): Ditto.
1429 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1431 (fixed_from_string): Ditto.
1432 (fixed_to_decimal): Ditto.
1433 (fixed_convert_from_real): Ditto.
1434 (real_convert_from_fixed): Ditto.
1435 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1436 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1437 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1438 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1440 2007-09-05 Ian Lance Taylor <iant@google.com>
1442 * init-regs.c (initialize_uninitialized_regs): Call
1443 emit_insn_before rather than add_insn_before.
1445 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1447 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
1448 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
1449 * tree-inline.h (copy_body_data): Add call_expr field.
1450 * tree-inline.c (expand_call_inline): Initialize call_expr.
1451 (copy_bb): Append anonymous inline fn arguments to arguments
1452 when inlining a CALL_EXPR_VA_ARG_PACK call.
1453 * builtins.c (expand_builtin): Issue an error if
1454 BUILT_IN_VA_ARG_PACK is seen during expand.
1455 (fold_call_expr, fold_builtin_call_array): Don't fold
1456 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
1457 __builtin_va_arg_pack () call as last argument.
1458 * gimplify.c (gimplify_call_expr): If last argument to a vararg
1459 function is __builtin_va_arg_pack (), decrease number of call
1460 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
1461 * expr.c (expand_expr_real_1): Issue an error if
1462 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
1463 * tree-pretty-print.c (dump_generic_node): Handle printing
1464 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
1465 * doc/extend.texi (__builtin_va_arg_pack): Document.
1467 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
1469 PR tree-optimization/21513
1470 * builtins.c (build_builtin_expect_predicate): New function.
1471 (fold_builtin_expect): Add argument for expected value.
1472 Distribute __builtin_expect over short-circuiting operations.
1473 Fold nested builtin_expects.
1474 (fold_builtin_2): Adjust call to fold_builtin_expect.
1476 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
1479 PR tree-optimization/13756
1480 * doc/invoke.texi (Options That Control Optimization): Document
1483 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
1485 * gcc/config/i386/cpuid.h: New file.
1486 * gcc/config/i386/driver-i386.c: Include cpuid.h.
1487 (describe_cache): Shrink size and line strings to 100 bytes.
1488 (detect_caches_amd): Return "" for unsupported max_ext_level.
1489 Use __cpuid function.
1490 (detect_caches_intel): Return "" for unsupported max_level.
1491 Use __cpuid function.
1492 (host_detect_local_cpu): Change feature flag variables to
1493 unsigned int. Initialize only extended feature flag variables.
1494 Use __get_cpuid_max to determine max supported cpuid level.
1495 Use __cpuid function to determine supported features. Fix
1496 calculation of family id. Remove is_amd and check signature
1497 directly. Check for Geode signature. Handle family 4 id.
1498 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
1499 cpu discovery code to lower part of the function.
1500 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
1501 for sub-architecture.
1502 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
1503 [PROCESSOR_K8]: Add k8-sse3 architecture.
1504 [PROCESSOR_NOCONA]: Remove.
1505 [PROCESSOR_GENERIC64]: Ditto.
1506 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
1507 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
1508 to check for SSE and FXSAVE support.
1509 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
1510 Add -minline-all-stringops.
1511 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
1512 (x86_64-*-*): Ditto.
1514 2007-09-05 Jie Zhang <jie.zhang@analog.com>
1516 * config/bfin/linux-unwind.h: New file.
1517 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
1518 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
1520 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1522 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
1523 * stmt.c: Include alloc-pool.h.
1524 (struct case_node): Remove GTY marker.
1525 (add_case_node): New parameter case_node_pool. Use it for
1527 (expand_case): New allocation pool case_node_pool. Initialize it,
1528 pass to add_case_node and free it.
1530 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1531 David Ung <davidu@mips.com>
1532 Nigel Stephens <nigel@mips.com>
1534 Add mips16/nomips16 function attributes and -mflip-mips16 option
1535 for testing mixed-mode compilation.
1537 * config/mips/mips.opt (mflip-mips16): New.
1539 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1540 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1542 * config/mips/mips.c (mips_base_target_flags): New.
1543 (mips_base_mips16): New.
1544 (mips_base_schedule_insns): New.
1545 (mips_base_reorder_blocks_and_partition): New.
1546 (mips_base_align_loops): New.
1547 (mips_base_align_jumps): New.
1548 (mips_base_align_functions): New.
1549 (mips16_flipper): New.
1550 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1551 (TARGET_SET_CURRENT_FUNCTION): Define.
1552 (mips_mips16_type_p, mips_nomips16_type_p): New.
1553 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1554 (mips_function_ok_for_sibcall): Make it deal with functions with
1556 (mips_init_split_addresses): New, split out from override_options.
1557 (mips_init_relocs): New, split out from override_options.
1558 (was_mips16_p): New.
1559 (mips_set_mips16_mode): New, split out from override_options.
1560 (mips_set_current_function): New.
1561 (override_options): Add sorry for unsupported mips16/pic
1562 combination. Remove error for mips16/dsp combination. Save
1563 base option settings.
1564 (mips_file_start): Move mips16 mode setting output from here....
1565 (mips_output_function_prologue): ....to here.
1566 (mips_output_mi_thunk): Check for mips16 function.
1567 (build_mips16_function_stub): Don't set .mips16 here.
1568 (build_mips16_call_stub): Likewise.
1569 (mips_expand_builtin): Error in mips16 mode.
1570 (mips_use_mips16_mode_p): New.
1571 (mips_encode_section_info): Check for mips16 function, and set
1572 SYMBOL_REF_FLAGS accordingly.
1574 * doc/extend.texi (Function Attributes): Document new
1575 mips16/nomips16 attributes.
1576 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1577 (MIPS Options): Document -mflip-mips16.
1579 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1581 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1582 if we encounter TLS address in MIPS16 mode.
1583 (mips_legitimize_const_move): Check cannot_force_const_mem for
1584 the (const (plus symbol offset)) case; this forces invalid TLS
1585 address in MIPS16 mode to be caught by the above call to sorry.
1586 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1587 because that now enables emutls, which is not ABI compatible
1588 with native TLS in non-MIPS16 mode.
1590 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1592 Add target hook invoked when cfun changes.
1594 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1595 * target.h (struct gcc_target): Add set_current_function.
1596 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1597 (TARGET_INITIALIZER): Add initializer for set_current_function.
1598 * tree.h (push_struct_function): New.
1599 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1601 (set_cfun): Declare.
1602 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1604 (push_function_context_to): Use allocate_struct_function
1605 to create null context, not init_dummy_function_start. Use set_cfun.
1606 (pop_function_context_from): Use set_cfun.
1607 (in_dummy_function): New.
1608 (invoke_set_current_function_hook): New.
1610 (push_cfun, pop_cfun): Use set_cfun.
1611 (push_struct_function): New.
1612 (allocate_struct_function): Call invoke_set_current_function_hook
1614 (prepare_function_start): Don't set cfun here. Remove unused
1615 argument; fix all callers.
1616 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1617 push_struct_function.
1618 (init_function_start): Set cfun here.
1619 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1620 * omp-low.c (create_omp_child_function): Use push_struct_function
1621 and pop_cfun to save/restore state.
1622 (expand_omp_parallel): Remove unused saved_cfun variable.
1623 * cgraphunit.c (ipa_passes): Use set_cfun.
1624 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1625 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1626 * matrix-reorg.c (transform_allocation_sites): Likewise.
1627 (matrix_reorg): Use set_cfun.
1628 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1629 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1630 assignment to cfun; use set_cfun for the other.
1631 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1632 (dump_function_to_file): Use push_cfun/pop_cfun here.
1633 * c-decl.c (finish_function): Use set_cfun.
1635 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1637 * regrename.c (rerename_optimize): Use deferred rescanning and
1638 insert explicit calls to rescan insns when changed.
1640 2007-09-05 Jan Hubicka <jh@suse.cz>
1642 * optabs.c (libfunc_entry): Change optab to integer.
1643 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1644 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1645 of pointers for hashing.
1647 2007-09-05 Jan Hubicka <jh@suse.cz>
1649 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1651 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1652 * see.c (pass_see): Likewise.
1653 * tracer.c (pass_tracer): Likewise.
1654 * postreload-gcse.c (pass_gcse2): Likewise.
1655 * postreload.c (pass_postreload_cse): Likewise.
1656 * mode-switching.c (pass_mode_switching): Likewise.
1657 * modulo-sched.c (pass_sms): Likewise.
1658 * cse.c (cse_insn): Likewise.
1659 * web.c (pass_web): Likweise.
1660 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1661 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1662 * loop-init.c (pass_rtl_loop_init): Likewise.
1663 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1664 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1665 * global.c (pass_global_alloc): Likewise.
1666 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1667 pass_if_after_reload): Likewise.
1668 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1669 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1670 * regmove.c (pass_regmove): Likewise.
1671 * function.c (pass_thread_prologugues_epilogues): Likewise.
1672 * gcse.c (pass_gcse): Likewise.
1673 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1674 * lower-subreg.c (pass_lower_subreg2): Likewise.
1675 * bt-load.c (pass_branch_target_load): Likewise.
1676 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1677 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1678 * combine.c (pass_combine): Likewise.
1679 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1680 (pass_partition_blocks): Likewise.
1681 * var-tracking.c (pass_variable_track): Likewise.
1682 * reg-stack.c (pass_stack_regs_run): Likewise.
1683 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1684 * passes.c (pass_postreload): Likewise.
1685 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1686 * tree-pass.h (TODO_verify_rtl_sharing): New.
1687 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1688 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1689 TODO_set_props, TODO_df_finish, TODO_df_verify,
1690 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1692 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1694 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1695 fold_real_zero_addition_p, reorder_operands_p,
1696 div_if_zero_remainder, fold_undefer_overflow_warnings,
1697 int_binop_types_match_p, fold_convert_const_int_from_int,
1698 fold_convert_const_int_from_real,
1699 fold_convert_const_int_from_fixed,
1700 fold_convert_const_real_from_real,
1701 fold_convert_const_real_from_fixed,
1702 fold_convert_const_fixed_from_fixed,
1703 fold_convert_const_fixed_from_int,
1704 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1705 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1706 debug_fold_checksum, multiple_of_p): Constify.
1707 * tree-flow-inline.h (get_lineno): Likewise.
1708 * tree-flow.h (get_lineno): Likewise.
1709 * tree-object-size.c (compute_object_offset, addr_object_size,
1710 alloc_object_size, pass_through_call): Likewise.
1711 * tree-pretty-print.c (op_symbol, print_call_name,
1712 print_struct_decl, do_niy): Likewise.
1713 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1714 debug_fold_checksum): Likewise.
1716 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1719 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1720 note, remove the associated REG_RETVAL note.
1722 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1724 * config.gcc (powerpc*-*-*): Install
1725 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1726 * config/rs6000/spu2vmx.h: New header.
1727 * config/rs6000/si2vmx.h: New header.
1728 * config/rs6000/vec_types.h: New header.
1730 2007-09-05 Ben Elliston <bje@au.ibm.com>
1732 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1734 2007-09-05 Ben Elliston <bje@au.ibm.com>
1736 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1738 (__stdcx): Make asm volatile.
1739 (__stwcx, __stdcx): Return only 0 or 1.
1741 2007-09-05 Jan Hubicka <jh@suse.cz>
1745 2007-09-04 Jan Hubicka <jh@suse.cz>
1746 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1748 2007-09-04 Richard Guenther <rguenther@suse.de>
1749 * tree-ssa-operands.c (add_virtual_operand): Only mark
1750 stores as has_volatile_ops if alias information is not available.
1752 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1754 * config/rs6000/tramp.asm: Include config.h.
1755 Check __PIC__ or __pic__ macro instead of SHARED.
1757 PR rtl-optimization/32300
1758 * see.c (see_copy_insn): New function.
1759 (see_def_extension_not_merged, see_merge_one_use_extension,
1760 see_merge_one_def_extension): Use it. Avoid changing
1761 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1762 into sequences. Call df_insn_delete on temporary insns
1763 that won't be emitted into the insn stream.
1764 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1765 and run df_process_deferred_rescans () before run_fast_dce.
1767 PR tree-optimization/33017
1768 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1769 recurse for pure or const function calls.
1771 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1773 * c-format.c: Include alloc-pool.h.
1774 (check_format_info_main): New argument fwt_alloc. Use allocation
1775 pool instead of GC. Remove GC deallocation code.
1776 (check_format_arg): Create allocation pool, pass it to
1777 check_format_info_main and free it afterwards.
1778 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1780 2007-09-05 Ben Elliston <bje@au.ibm.com>
1782 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1783 Rename count macro arugment for clarity.
1784 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1785 (__protected_stream_set): Likewise, pass 0.
1787 2007-09-04 Jan Hubicka <jh@suse.cz>
1789 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1791 2007-09-04 Jan Hubicka <jh@suse.cz>
1793 * invoke.texi (-finline-small-functions): Document.
1794 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1795 when deciding what is inlinable.
1796 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1797 (cgraph_decide_inlining_of_small_function): Handle new flags.
1798 (cgraph_decide_inlining_incrementally): Likewise.
1799 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1800 * common.opt (finline-small-functions): New.
1801 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1803 2007-09-04 Richard Guenther <rguenther@suse.de>
1805 * tree-ssa-operands.c (add_virtual_operand): Only mark
1806 stores as has_volatile_ops if alias information is not available.
1808 2007-09-04 Andrew Haley <aph@redhat.com>
1810 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1812 2007-09-04 Andrew Haley <aph@redhat.com>
1814 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1815 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1816 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1818 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1821 * common.opt: Mention ABI version 2 in comment.
1823 2007-09-04 Jan Hubicka <jh@suse.cz>
1825 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1826 (libfunc_entry): New structure.
1827 (libfunc_hash): New hashtable.
1828 (hash_libfunc): New function.
1829 (eq_libfunc): New function.
1830 (convert_optab_libfunc): New function.
1831 (optab_libfunc): New function.
1832 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1833 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1834 expand_float, expand_fix, new_optab, new_convert_optab):
1835 Update for new libfunc API.
1836 (init_libfunc, init_integral_libfuncs,
1837 init_floating_libfuncs, init_interclass_conv_libfuncs
1838 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1839 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1840 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1841 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1842 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1843 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1844 gen_extend_conv_libfunc): New.
1845 (init_one_libfunc): Revamp for hashtables.
1846 (set_conv_libfunc): Likewise.
1847 (init_optabs): Initialize hashtable; use lazy initialization where
1849 * optabs.h (optab_handlers): Move out of GGC.
1850 (optab, convert_optab): Move out of GGC; add lazy gen info.
1851 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1852 (optab_libfunc, convert_optab_libfunc): New.
1853 * builtins.c (expand_builtin_powi): Update for new API.
1854 * expr.c (convert_move): Likewise.
1855 * expmed.c (expand_divmod): Likewise.
1857 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1859 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1860 GOT pointer only if there is a constant pool. Use the allocated space
1863 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1865 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1868 2007-09-04 Revital Eres <eres@il.ibm.com>
1869 Richard Guenther <rguenther@suse.de>
1870 R. Clint Whaley <whaley@cs.utsa.edu>
1872 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1874 * tree-tailcall.c (process_assignment): Use -fassociative-math
1875 when reodering operands of floating-point type.
1876 * fold-const.c (fold_comparison, fold_binary): Use
1877 -fassociative-math and -freciprocal-math instead of
1878 -funsafe-math-optimization flag.
1879 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1880 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1881 -freciprocal-math instead of -funsafe-math-optimizations.
1882 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1883 -fassociative-math when -ffast-math is set.
1884 (set_unsafe_math_optimizations_flags): New Function
1885 to set -freciprocal-math and -fassociative-math when
1886 -funsafe-math-optimizations is set.
1887 (common_handle_option): Call it.
1888 * tree-vectorizer.c (vect_is_simple_reduction): Use
1889 -fassociative-math when doing reduction on floats.
1890 * loop-unroll.c (analyze_insn_to_expand_var): Use
1891 -fassociative-math when expanding an accumulator of type float.
1892 * simplify-rtx.c (simplify_binary_operation_1): Use
1893 -fassociative-math and -freciprocal-math when reordeing operands
1894 of floating-point type.
1895 * combine.c (combine_simplify_rtx): Likewise.
1896 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1898 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1900 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1903 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1905 2007-09-04 Jan Hubicka <jh@suse.cz>
1907 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1909 2007-09-04 Jan Hubicka <jh@suse.cz>
1911 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1912 and corresponding MATCH_DUP.
1914 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1917 * combine.c (subst): Do not try to simplify X if it represents load
1918 of FP constant from the constant pool via float extension.
1920 2007-09-04 Ben Elliston <bje@au.ibm.com>
1922 * c-opts.c: Include "tm_p.h".
1923 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1925 2007-09-04 Richard Guenther <rguenther@suse.de>
1927 PR tree-optimization/33291
1928 * tree-pretty-print.c (dump_generic_node): Dump all
1929 qualifiers for pointer types, not only first. Dump
1930 qualifiers for aggregate types as well.
1931 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1932 use the canonical type for building ARRAY_REFs.
1933 * gimplify.c (canonicalize_addr_expr): Clean up. The
1934 correct validness check is compatibility of the pointer
1935 types. Always use the canonical type for building
1936 ARRAY_REFs and ADDR_EXPRs.
1937 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1938 change that disabled propagation of ADDR_EXPRs into statements
1941 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1943 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1944 (umulsi3_highpart): Make into expanders; existing insns are
1945 now named *[insn]_nov6. Add stars to existing [insn]_v6
1946 counterparts' names.
1948 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1950 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1951 (unprotoize.o): Remove SHLIB_MULTILIB.
1953 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1955 * doc/extend.texi: Document progmem attribute for AVR.
1957 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1960 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1962 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1964 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1967 * optabs.c: Remove unnecessary forward declarations.
1968 (expand_unop_direct): New, broken out of expand_unop.
1969 (expand_doubleword_clz): New.
1970 (expand_ctz): Move above expand_ffs. Use
1971 start_sequence, end_sequence, add_equal_note, and
1972 expand_unop_direct. Add more commentary.
1973 (expand_ffs): Try both ctz optab and expand_ctz.
1974 Generate a test and branch if the hardware doesn't give us
1975 a useful value for input zero. Style improvements similar to
1978 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1980 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1982 * config.gcc: Delete stanza for arm-semi-aof and
1983 armel-semi-aof targets.
1984 * config/arm/arm-protos.h
1986 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1987 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1988 delete aof_pic_label and remove mention of AOF in comments.
1989 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1991 * config/arm/semiaof.h
1992 * config/arm/t-semi: Delete file.
1994 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1996 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1997 CONST_CAST_BB): New macros for type-specific casts.
1998 (CONST_CAST): Add a TYPE parameter and define it in terms of
2001 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
2002 * c-lex.c (cb_ident, lex_string): Likewise,
2003 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
2004 * config/i386/i386.c (ix86_function_regparm,
2005 ix86_function_sseregparm): Use CONST_CAST_TREE.
2006 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
2008 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2009 give_switch, set_multilib_dir): Likewise,
2010 * gengtype-parse.c (string_seq, typedef_name): Likewise,
2011 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
2012 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
2013 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
2014 * prefix.c (update_path): Likewise,
2015 * pretty-print.c (pp_base_destroy_prefix): Likewise,
2016 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
2017 * tree-cfg.c (tree_can_merge_blocks_p,
2018 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
2019 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
2020 * tree.c (build_string): Supply a TYPE for CONST_CAST.
2021 (attribute_list_contained): Use CONST_CAST_TREE.
2023 2007-09-03 Krister Walfridsson <cato@df.lth.se>
2025 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
2027 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2030 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
2031 before forcing them into a register.
2033 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2035 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
2036 rather than define_code_macro.
2038 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2040 * gcc.c (xputenv): New function.
2041 (putenv_from_prefixes): Use xputenv instead of putenv.
2042 (process_command): Use xputenv instead of putenv.
2043 (set_collect_gcc_options): Use xputenv instead of putenv.
2044 (main): Use xputenv instead of putenv.
2046 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2048 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
2049 availability of swap instruction.
2050 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
2052 2007-09-03 Revital Eres <eres@il.ibm.com>
2054 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
2057 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
2058 Ayal Zaks <zaks@il.ibm.com>
2059 Revital Eres <eres@il.ibm.com>
2061 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
2062 compute_split_row): New functions.
2063 (ps_unschedule_node): Remove.
2064 (normalize_sched_times): Iterate over the already scheduled
2065 insns instead of the number of nodes.
2066 (MAX_SPLIT_NUM): New definition.
2067 (sms_schedule_by_order): Change the scheduling heuristic to
2068 avoid useless increases of initiation interval ii.
2069 (get_sched_window): Add dump printouts.
2071 2007-09-02 David Daney <ddaney@avtrex.com>
2073 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
2074 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
2075 (optab, insn): Add more attributes.
2076 (fetchop_bit): New code macro.
2077 (immediate_insn): New code macro attribute.
2078 (sync): Change condition to ISA_HAS_SYNC.
2079 (rdhwr): Change predicate for operand 0 to register_operand.
2080 (memory_barrier): New expand.
2081 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2082 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2083 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2084 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2085 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
2086 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
2087 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2088 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2089 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
2091 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2092 Hans-Peter Nilsson <hp@axis.com>
2094 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
2095 Defined to describe availability and behavior of CLZ.
2096 * config/cris/cris.md (clzsi2): Implement using lz instruction.
2097 * config/cris/cris.opt: Tweak comment for "-metrax4".
2098 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
2099 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
2100 (count_leading_zeros): Define.
2102 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2104 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
2106 2007-09-02 Joseph Myers <joseph@codesourcery.com>
2109 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
2112 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2114 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
2115 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
2116 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
2117 sched-deps.c, sched-int.h, system.h, target.h,
2118 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
2119 tree.def: Fix comment typos.
2121 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2123 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
2124 (override_options): Turn on -mstrict-align on non-ColdFire
2126 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
2128 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2130 * c-common.c (const_strip_array_types): Delete.
2131 * c-common.h (const_strip_array_types): Likewise.
2132 * emit-rtl.c (const_next_insn, const_previous_insn,
2133 const_next_nonnote_insn, const_prev_nonnote_insn,
2134 const_next_real_insn, const_prev_real_insn,
2135 const_next_active_insn, const_prev_active_insn, const_next_label,
2136 const_prev_label): Delete.
2137 * gimple-low.c (block_may_fallthru): Use expr_last.
2138 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
2139 * rtl.h (const_previous_insn, const_next_insn,
2140 const_prev_nonnote_insn, const_next_nonnote_insn,
2141 const_prev_real_insn, const_next_real_insn,
2142 const_prev_active_insn, const_next_active_insn, const_prev_label,
2143 const_next_label): Delete.
2144 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
2145 * system.h (CONST_CAST): Update comment.
2146 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
2147 (const_first_stmt, const_last_stmt): Delete.
2148 (tree_block_ends_with_condjump_p): Use last_stmt.
2149 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
2150 * tree-iterator.c (const_expr_first, const_expr_last,
2151 const_expr_only): Delete.
2152 * tree.c (const_lookup_attribute): Likewise.
2153 (attribute_list_contained): Use lookup_attribute.
2154 * tree.h (const_lookup_attribute, const_expr_first,
2155 const_expr_last, const_expr_only): Delete.
2157 2007-09-01 Richard Guenther <rguenther@suse.de>
2159 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
2160 instead of TREE_THIS_VOLATILE.
2161 * tree-ssa-operands.c (add_virtual_operand): Do not set
2162 has_volatile_ops. Do not check s_ann for NULL.
2163 (get_indirect_ref_operands): Likewise.
2164 (get_expr_operands): Likewise. For all reference trees
2165 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
2166 check base of reference for TREE_THIS_VOLATILE.
2168 2007-09-01 Richard Guenther <rguenther@suse.de>
2170 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
2171 between integral types. Also allow conversions between
2174 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2176 * optabs.c (prepare_float_lib_cmp): Use
2177 libgcc_cmp_return_mode instead of word_mode.
2178 * config/dfp-bit.h: Likewise.
2179 * config/fp-bit.h: Likewise.
2180 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
2182 (spu_libgcc_shift_count_mode): New function.
2183 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
2184 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
2186 2007-08-31 Joseph Myers <joseph@codesourcery.com>
2188 * tree-pretty-print.c: Include output.h.
2189 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
2190 HOST_WIDE_INT_PRINT_DEC.
2191 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
2193 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
2195 PR rtl-optimization/33224
2196 * loop-iv.c (latch_dominating_def): Check that the definition belongs
2197 to the analysed region.
2199 2007-08-31 Richard Guenther <rguenther@suse.de>
2201 * function.c (allocate_struct_function): Do not set
2202 current_function_returns_pointer.
2203 * function.h (struct var_refs_queue): Remove.
2204 (struct simple_obstack_stack): Likewise.
2205 (struct function): Remove fixup_var_refs_queue member.
2206 Remove returns_pointer flag.
2207 (current_function_returns_pointer): Remove define.
2209 2007-08-31 Nick Clifton <nickc@redhat.com>
2211 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
2212 secondary keys in order to obtain a stable sort.
2214 2007-08-31 Nick Clifton <nickc@redhat.com>
2217 * config/m32r/constraints.md: Add W constraint for integer zero.
2218 * config/m32r/m32r.md (get_pc): Use W and i constraints.
2219 Fix length calculation by using alternatives.
2221 2007-08-31 Richard Sandiford <richard@codesourcery.com>
2223 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
2224 split out from expand_binop.
2225 (avoid_expensive_constant): New function.
2226 (expand_binop_directly): Remove commutative_op argument and
2227 (expand_binop_directly): Remove commutative_op argument and
2228 call cummutative_optab_p instead. Do not change op0 or op1
2229 when swapping xop0 and xop1. Apply avoid_expensive_constant
2230 to each argument after potential swapping. Enforce the
2231 canonical order of commutative operands.
2232 (expand_binop): Use shift_optab_p and commutative_optab_p.
2233 Update the calls to expand_binop_directly. Only force constants
2234 into registers when widening an operation. Only swap operands
2235 once a direct expansion has been rejected.
2236 (expand_twoval_binop): Only force constants into registers when
2237 using a direct expansion.
2239 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
2241 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
2242 (sched_analyze_insn): Don't postprocess speculative dependencies when
2243 target has no scheduling.
2244 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
2245 'uninitialized' warning.
2247 2007-08-31 Richard Guenther <rguenther@suse.de>
2249 * tree.c (build_complex_type): Always set TYPE_NAME for
2252 2007-08-31 Olivier Hainque <hainque@adacore.com>
2254 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
2255 internal macro. Default alignment factor for csect directives, chosen
2256 to match what BIGGEST_ALIGNMENT allows.
2257 (DATA_SECTION_ASM_OP): Use it.
2258 * config/rs6000/rs6000.c
2259 (rs6000_xcoff_output_readonly_section_asm_op):
2260 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
2261 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
2263 2007-08-31 Olivier Hainque <hainque@adacore.com>
2265 * dbxout.c (dbxout_block): Move declaration within the first
2266 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
2267 block to include the definition, together with the associated
2270 2007-08-31 David Edelsohn <edelsohn@gnu.org>
2271 Revital Eres <eres@il.ibm.com>
2273 * doc/invoke.texi (-mpaired): Document flag.
2274 * config.gcc: Include paired.h in powerpc extra_headers and
2275 750cl.h in powerpc-*-linux*paired*.
2276 * config/rs6000/rs6000.opt (-mpaired): New flag.
2277 * config/rs6000/rs6000.c (paired_init_builtins,
2278 paired_expand_builtin, paired_expand_lv_builtin,
2279 paired_expand_stv_builtin, paired_expand_predicate_builtin):
2280 New functions to support the paired single builtin functions.
2281 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
2282 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
2284 (bdesc_paired_preds): New structure for paired predicate
2286 (rs6000_expand_builtin): Expand paired single builtins.
2287 (rs6000_init_builtins): Init paired single builtins.
2288 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
2289 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
2290 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
2291 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
2292 (rs6000_vector_mode_supported_p): Support paired vector mode.
2293 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
2294 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
2296 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
2297 (DATA_ALIGNMENT): Likewise.
2298 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
2299 (rs6000_builtins): Add PAIRED builtins.
2300 * config/rs6000/rs6000.md: Include paired.md.
2301 * config/rs6000/paired.h: New.
2302 * config/rs6000/paired.md: New.
2303 * config/rs6000/750cl.h: New.
2304 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
2306 2007-08-30 Ollie Wild <aaw@google.com>
2308 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
2309 * gcc.c (default_compilers): Add -fno-directives-only to
2310 @assembler-with-cpp.
2312 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
2316 * regclass.c (initial_fixed_regs): Revert previous change and make
2318 (initial_call_used_regs): Likewise.
2319 (initial_call_really_used_regs): Delete, reverting previous addition.
2320 (initial_reg_names): Likewise.
2321 (init_reg_sets): Revert previous change.
2322 (saved_fixed_regs): New.
2323 (saved_call_used_regs): New.
2324 (saved_call_really_used_regs): New.
2325 (saved_reg_names): New.
2326 (save_register_info): New.
2327 (restore_register_info): New.
2328 (init_reg_sets_1): Replace reset of register info with call to
2329 restore_register_info.
2330 * rtl.h (save_register_info): Declare.
2331 * toplev.c (backend_init): Call save_register_info.
2333 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2335 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
2336 from the original statement.
2338 2007-08-30 Chao-ying Fu <fu@mips.com>
2340 * c-lex.c (interpret_fixed): Declare.
2341 (interpret_float): Process _Fract and _Accum.
2342 (interpret_fixed): New function.
2343 * final.c (output_addr_const): Process CONST_FIXED.
2344 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
2345 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
2347 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
2349 (simplify_immed_subreg): Support CONST_FIXED.
2350 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2351 (simplify_subreg): Support CONST_FIXED.
2353 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2355 * config/rs6000/ppu_intrinsics.h: New file.
2356 * config.gcc (powerpc*-*-* <extra_headers>): Install
2359 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2361 * cfg.c (dump_flow_info): Change to also print entry and exit
2363 * print-rtl.c (print_rtl_single): Allow to print rtl with
2366 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2368 * df-core.h (df_dump_region): New function.
2369 * df.h (df_dump_region): New function.
2370 * loop-invariant.c (find_defs): Add call to df_dump_region.
2371 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
2374 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2377 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
2378 true if any of the compare_section_name calls returned true,
2379 rather than if any returned false.
2381 2007-08-30 Richard Guenther <rguenther@suse.de>
2383 PR tree-optimization/33199
2384 * tree-ssa-structalias.c (handle_lhs_call): New function.
2385 (find_func_aliases): In non-IPA mode make sure that for
2386 calls that return a pointer we add a constraint for the
2387 result to point to anything.
2389 2007-08-30 Richard Guenther <rguenther@suse.de>
2391 * doc/invoke.texi (-mveclibabi): Document new target option.
2392 * config/i386/i386.opt (-mveclibabi): New target option.
2393 * config/i386/i386.c (ix86_veclib_handler): Handler for
2394 vectorization library support.
2395 (override_options): Handle the -mveclibabi option, initialize
2396 the vectorization library handler.
2397 (ix86_builtin_vectorized_function): As fallback call the
2398 vectorization library handler, if set.
2399 (ix86_veclibabi_acml): New static function for ACML ABI style
2400 vectorization support.
2402 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2404 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
2405 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
2406 SImode and update m. Don't run gen_lowpart_common on arbitrary
2407 memory address, force it to register first.
2410 * dce.c (dce_process_block): Don't delete setters of
2411 artificially used registers.
2413 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2415 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
2416 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
2417 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
2419 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2421 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
2423 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
2424 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
2426 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2428 * system.h: Activate -Wcast-qual as warning-only.
2430 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
2433 * config/rs6000/rs6000.c (compare_section_name): New function.
2434 (rs6000_elf_in_small_data_p): Compare section prefixes instead
2437 2007-08-29 Olivier Hainque <hainque@adacore.com>
2439 * xcoffout.c: #include debug.h.
2440 * Makefile.in (xcoffout.o): Add debug.h dependency.
2442 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
2444 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2445 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
2447 2007-08-29 Richard Guenther <rguenther@suse.de>
2449 * tree-pretty-print.c (dump_generic_node): Print
2450 label DECL_UID as D.%u.
2451 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
2453 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2455 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
2456 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
2458 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
2461 * tree.c (build_type_attribute_qual_variant): Set canonical types
2462 on the final, unqualified attribute variant before building the
2465 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2467 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
2468 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
2470 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2473 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2474 * config/bfin/bfin.md (composev2hi): Put operands into vector
2477 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2479 * config/bfin/bfin.md (composev2hi): Put operands into vector
2482 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2484 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
2485 attribute when appropriate.
2486 (bfin_handle_l1_text_attribute): New.
2487 (bfin_handle_l1_data_attribute): New.
2488 (bfin_attribute_table): Add attributes: l1_text, l1_data,
2489 l1_data_A and l1_data_B.
2490 * doc/extend.texi (node Function Attributes): Document l1_text
2492 (Variable Attributes): Add Blackfin subsection. Document l1_data,
2493 l1_data_A and l1_data_B variable attributes.
2495 2007-08-28 Jie Zhang <jie.zhang@analog.com>
2497 * config/bfin/bfin.opt (minline-plt): Add.
2498 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
2499 call to global functions.
2500 * doc/invoke.texi (Option Summary): Mention -minline-plt.
2501 (Blackfin Options): Document -minline-plt.
2503 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2505 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
2506 given a non-function.
2507 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
2509 2007-08-28 DJ Delorie <dj@redhat.com>
2511 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
2513 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2515 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
2517 2007-08-28 Richard Guenther <rguenther@suse.de>
2519 * tree.h (struct tree_function_decl): Increase size of
2520 function_code bitfield.
2522 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2523 Kazu Hirata <kazu@codesourcery.com>
2525 * gcc/config/m68k/linux.h
2526 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
2527 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
2528 (m68k_return_in_memory): New.
2529 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2532 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2535 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2536 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2537 operand) when top VEC_SELECT extracts scalar element.
2538 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2539 (*vec_extract_v4sf_mem): Ditto.
2541 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2544 * passes.c (init_optimization_passes): Move pass_df_finish
2545 after pass_postreload sublist.
2547 PR rtl-optimization/33148
2548 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2549 (neg (lt X 0)) if X has scalar int mode.
2552 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2553 initializer, use build_vector_from_ctor if possible to create
2554 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2555 even after this, return NULL.
2557 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2559 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2561 2007-08-28 Richard Guenther <rguenther@suse.de>
2563 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2564 (struct tree_function_decl): Make function_code a bitfield.
2565 Add disregard_inline_limits flag.
2566 * cgraphunit.c (cgraph_process_new_functions): Check
2567 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2568 (cgraph_preserve_function_body_p): Likewise.
2569 * ipa-inline.c (compute_inline_parameters): Likewise.
2570 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2571 for GNU C extern inline functions.
2572 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2573 * tree-inline.c (disregard_inline_limits_p): Remove.
2574 * tree-inline.h (disregard_inline_limits_p): Likewise.
2575 * c-common.c (handle_always_inline_attribute): Set
2576 DECL_DISREGARD_INLINE_LIMITS.
2577 * langhooks.c (add_builtin_function): Verify the function code
2578 fits in the bitfield.
2580 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2581 Vladimir Yanovsky <yanov@il.ibm.com>
2582 Revital Eres <eres@il.ibm.com>
2583 Andrey Belevantsev <abel@ispras.ru>
2585 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2587 * modulo-sched.c: Add documentation regarding do-loop.
2588 (doloop_register_get): Change number of arguments to support
2589 the new do-loop pattern and check whether COUNT_REG has no other
2590 occurences in the loop besides in the control part.
2591 (duplicate_insns_of_cycles): Do not duplicate the insn which
2592 changes count_reg as it is already adjusted.
2593 (generate_prolog_epilog): New argument to support the new
2594 do-loop pattern. Change the subtract instruction to use
2595 expand_simple_binop. Call duplicate_insns_of_cycles with new
2597 (sms_schedule): Call doloop_register_get and
2598 generate_prolog_epilog with new argument. Do not handle loops
2599 with single sets insns with subreg in their lhs.
2600 * loop-doloop.c (doloop_optimize): Support for another do-loop
2602 (doloop_condition_get): Gets an instruction instead of a pattern
2603 and change the return condition when the do-loop pattern is
2605 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2606 deps when considering to not create edges.
2608 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2610 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2613 2007-08-27 Jason Merrill <jason@redhat.com>
2616 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2617 zero-sized types after calling gimplify_modify_expr_rhs.
2619 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2621 * regclass.c (init_reg_autoinc): Fix typo.
2623 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2625 Fix PR tree-optimization/33173
2626 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2628 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2631 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2632 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2635 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2636 David Ung <davidu@mips.com>
2637 Nigel Stephens <nigel@mips.com>
2639 Separate target-specific initialization from general
2640 back-end initialization.
2642 * toplev.c (init_alignments): New, split out from...
2643 (process_options): ...here.
2644 (backend_init_target): New, split out from...
2645 (backend_init): ...here.
2646 (lang_dependent_init_target): New, split out from...
2647 (lang_dependent_init): ...here.
2648 (target_reinit): New.
2649 * toplev.h (target_reinit): Declare.
2650 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2651 now can be called more than once. Update comments.
2652 * expr.h (init_expr_target): Likewise.
2653 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2654 now can be called more than once. Explicitly zero
2655 static_reg_base_value.
2656 * emit-rtl.c (init_emit_regs): New, split out from...
2657 (init_emit_once): Here.
2658 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2659 non-const, so that changes from command-line arguments can overwrite
2660 values provided by the static initializers.
2661 (initial_call_really_used_regs): New, used similarly to the above.
2662 (initial_reg_names): Likewise.
2663 (last_mode_for_init_move_cost): Promoted function-local static to
2664 file-scope static to make it accessible outside init_move_cost.
2665 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2666 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2667 reg_names since it is needed for parsing command-line options.
2668 (init_move_cost): Use last_mode_for_init_move_cost instead of
2669 function-local static.
2670 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2671 call_really_used_regs now. Reinitialize reg_names. Also
2672 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2673 reg_class_superunion. Clear losing_caller_save_reg_set.
2674 Preserve global registers if called more than once. Reset
2675 move cost, may_move_in_cost, may_move_out_cost, and
2676 last_mode_for_init_move_cost.
2677 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2678 can now be invoked more than once. Update comments.
2679 (init_regs): Update comments.
2680 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2681 and initial_call_really_used_regs, instead of the non-initial
2682 variables. This allows us to save the command-line register settings
2683 after target reinitialization.
2684 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2685 * rtl.h (init_emit_regs): Declare.
2686 (init_reg_modes_target, init_alias_target): Renamed as described
2688 * reload1.c (init_reload): Update comments.
2689 * optabs.c (init_optabs): Likewise.
2690 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2692 2007-08-26 Chao-ying Fu <fu@mips.com>
2694 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2697 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2699 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2701 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2703 * bb-reorder.c (copy_bb_p): Likewise.
2704 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2705 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2706 block_ends_with_condjump_p): Likewise.
2707 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2708 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2709 block_ends_with_condjump_p): Likewise.
2710 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2711 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2712 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2713 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2714 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2715 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2716 debug_true_const_tree instad of debug_true_tree.
2717 * debug.c (do_nothing_debug_hooks): Likewise.
2718 * debug.h (ignore_block, debug_true_const_tree): Constify.
2719 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2720 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2721 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2722 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2723 dbx_reg_number, is_based_loc, field_type,
2724 simple_type_align_in_bits, simple_decl_align_in_bits,
2725 simple_type_size_in_bits, field_byte_offset, insert_float,
2726 type_tag, member_declared_type, is_redundant_typedef,
2727 secname_for_decl, is_inlined_entry_point): Likewise.
2728 * emit-rtl.c (const_next_insn, const_previous_insn,
2729 const_next_nonnote_insn, const_prev_nonnote_insn,
2730 const_next_real_insn, const_prev_real_insn,
2731 const_next_active_insn, const_prev_active_insn, const_next_label,
2732 const_prev_label): Likewise.
2733 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2735 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2736 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2737 sched_insn_is_legitimate_for_speculation_p): Likewise.
2738 * jump.c (reversed_comparison_code_parts,
2739 reversed_comparison_code, reversed_comparison, condjump_label):
2741 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2742 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2744 * rtl.h (const_previous_insn, const_next_insn,
2745 const_prev_nonnote_insn, const_next_nonnote_insn,
2746 const_prev_real_insn, const_next_real_insn,
2747 const_prev_active_insn, const_next_active_insn, const_prev_label,
2748 const_next_label, modified_between_p, modified_in_p,
2749 const_note_storeskeep_with_call_p, condjump_label,
2750 reversed_comparison, reversed_comparison_code,
2751 reversed_comparison_code_parts, memory_modified_in_insn_p,
2752 stack_regs_mentioned): Likewise.
2753 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2754 keep_with_call_p): Likewise.
2755 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2756 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2757 sd_lists_size, sd_lists_empty_p): Likewise.
2758 * sched-int.h (sched_insns_conditions_mutex_p,
2759 haifa_classify_insn, no_real_insns_p,
2760 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2761 sd_lists_size, sd_lists_empty_p): Likewise.
2762 * sdbout.c (sdb_debug_hooks): Likewise.
2763 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2764 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2765 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2767 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2768 tree_can_throw_internal): Likewise.
2769 * tree-flow-inline.h (phi_nodes): Likewise.
2770 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2771 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2772 * tree-gimple.c (const_get_call_expr_in): Likewise.
2773 * tree-gimple.h (const_get_call_expr_in): Likewise.
2774 * tree.c (const_lookup_attribute, attribute_list_equal,
2775 attribute_list_contained): Likewise.
2776 * tree.h (attribute_list_equal, attribute_list_contained,
2777 const_lookup_attribute): Likewise.
2778 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2780 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2782 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2783 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2785 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2788 * config/alpha/constraints.md: Delete "svn:mime-type" property
2789 with svn propdel "svn:mime-type".
2791 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2794 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2795 non NOTE insn doesn't cross basic block.
2796 (noce_try_abs): Likewise.
2797 (noce_process_if_block): Likewise.
2799 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2802 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2803 operand without auto-inc-dec.
2804 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2805 offsettable_mem_operand.
2806 (floatunssidf2_internal): Same.
2807 (fix_truncdfsi2_internal): Same.
2808 (floatsidf_ppc64): Same.
2809 (floatunssidf_ppc64): Same.
2810 (fix_trunctfsi2_internal): Same.
2812 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2815 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2816 pass defines needed for version.c.
2818 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2820 * configure.ac (--debug-prefix-map check): Change assembler
2821 version presumed to have feature to 2.18.
2822 * configure: Regenerate.
2824 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2826 * c-common.c (vector_types_convertible_p,
2827 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2828 self_promoting_args_p): Constify.
2829 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2830 c_promoting_integer_type_p, self_promoting_args_p,
2831 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2832 * c-decl.c (anon_aggr_type_p): Likewise.
2833 * * c-dump.c (dump_stmt): Likewise.
2834 * c-objc-common.c (has_c_linkage): Likewise.
2835 * c-tree.h (same_translation_unit_p): Likewise.
2836 * c-typeck.c (null_pointer_constant_p,
2837 tagged_types_tu_compatible_p, function_types_compatible_p,
2838 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2839 comptypes_internal, struct tagged_tu_seen_cache,
2840 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2841 c_size_in_bytes): Likewise.
2842 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2843 hash_ptr, eq_ptr): Likewise.
2844 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2845 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2846 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2847 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2849 * optabs.c (optab_for_tree_code): Likewise.
2850 * optabs.h (optab_for_tree_code): Likewise.
2851 * rtl.h (simplify_rtx): Likewise.
2852 * simplify-rtx.c (simplify_rtx): Likewise.
2853 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2854 dump_flag, dump_node): Likewise.
2855 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2856 queue_and_dump_type, dump_flag): Likewise.
2857 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2858 * tree-pass.h (dump_node): Likewise.
2859 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2860 supportable_narrowing_operation): Likewise.
2861 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2862 supportable_narrowing_operation): Likewise.
2863 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2864 is_negative_overflow_infinity, is_positive_overflow_infinity,
2865 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2866 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2867 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2868 ssa_name_nonzero_p, fp_predicate): Likewise.
2869 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2870 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2871 ssa_name_nonnegative_p): Likewise.
2873 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2875 * config.gcc : Add x86_64-elf target.
2877 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2879 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2881 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2882 Nigel Stephens <nigel@mips.com>
2886 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2887 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2888 * expr.c (SET_BY_PIECES_P): Define.
2889 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2890 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2891 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2893 * expr.h (SET_RATIO): Define.
2894 (can_store_by_pieces, store_by_pieces): Update prototypes.
2895 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2896 can_store_by_pieces/store_by_pieces.
2897 (expand_builtin_memcpy_args): Likewise.
2898 (expand_builtin_strncpy): Likewise.
2899 (expand_builtin_memset_args): Likewise. Also remove special case
2900 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2901 decide what to do instead.
2902 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2903 to can_store_by_pieces.
2905 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2906 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2908 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2909 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2910 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2911 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2912 (STORE_BY_PIECES_P): Define.
2914 2007-08-24 Tom Tromey <tromey@redhat.com>
2916 * varpool.c (varpool_last_needed_node): Fix comment typo.
2917 * c-decl.c (duplicate_decls): Fix comment typo.
2918 (clone_underlying_type): Update comment.
2920 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2922 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2923 alpha_in_small_data_p, alpha_split_complex_arg,
2924 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2926 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2927 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2929 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2930 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2931 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2932 * config/darwin.c (darwin_binds_local_p): Likewise.
2933 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2935 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2936 i386_pe_valid_dllimport_attribute_p): Likewise.
2937 * config/i386/i386.c (ix86_function_regparm,
2938 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2939 x86_can_output_mi_thunk, ix86_mangle_type,
2940 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2941 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2942 i386_pe_binds_local_p): Likewise.
2943 * config/ia64/ia64.c
2944 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2945 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2946 ia64_invalid_conversion, ia64_invalid_unary_op,
2947 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2949 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2950 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2951 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2952 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2953 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2954 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2955 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2956 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2957 * config/pa/pa.c (pa_commutative_p): Likewise.
2958 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2960 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2961 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2962 rs6000_use_blocks_for_constant_p,
2963 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2964 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2965 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2966 * config/s390/s390.c (s390_mangle_type,
2967 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2969 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2970 th_in_small_data_p): Likewise.
2971 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2972 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2974 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2975 sparc_mangle_type): Likewise.
2976 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2977 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2978 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2980 * hooks.c (hook_bool_mode_const_rtx_false,
2981 hook_bool_mode_const_rtx_true,
2982 hook_bool_const_tree_hwi_hwi_const_tree_false,
2983 hook_bool_const_tree_hwi_hwi_const_tree_true,
2984 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2985 hook_constcharptr_const_tree_null,
2986 hook_constcharptr_const_rtx_null,
2987 hook_constcharptr_const_tree_const_tree_null,
2988 hook_constcharptr_int_const_tree_null,
2989 hook_constcharptr_int_const_tree_const_tree_null): New.
2990 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2991 hook_bool_tree_hwi_hwi_tree_false,
2992 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2993 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2994 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2995 hook_constcharptr_int_tree_null,
2996 hook_constcharptr_int_tree_tree_null): Delete.
2997 (default_can_output_mi_thunk_no_vcall): Constify.
2998 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2999 hook_bool_tree_hwi_hwi_tree_false,
3000 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
3001 hook_int_tree_tree_1, hook_constcharptr_tree_null,
3002 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
3003 hook_constcharptr_int_tree_null,
3004 hook_constcharptr_int_tree_tree_null): Delete.
3005 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
3006 hook_bool_const_tree_hwi_hwi_const_tree_false,
3007 hook_bool_const_tree_hwi_hwi_const_tree_true,
3008 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
3009 hook_constcharptr_const_tree_null,
3010 hook_constcharptr_const_rtx_null,
3011 hook_constcharptr_const_tree_const_tree_null,
3012 hook_constcharptr_int_const_tree_null,
3013 hook_constcharptr_int_const_tree_const_tree_null): New.
3014 (default_can_output_mi_thunk_no_vcall): Constify.
3015 * integrate.c (function_attribute_inlinable_p): Likewise.
3016 * integrate.h (function_attribute_inlinable_p): Likewise.
3017 * jump.c (rtx_renumbered_equal_p): Likewise.
3018 * output.h (decl_readonly_section, categorize_decl_for_section,
3019 default_use_anchors_for_symbol_p, default_binds_local_p,
3020 default_binds_local_p_1): Likewise.
3021 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
3023 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
3024 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
3025 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
3026 TARGET_COMP_TYPE_ATTRIBUTES,
3027 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
3028 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
3029 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
3030 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
3031 TARGET_DWARF_CALLING_CONVENTION): Likewise.
3032 * target.h (can_output_mi_thunk, needs_block_p,
3033 first_cycle_multipass_dfa_lookahead_guard_spec,
3034 vector_alignment_reachable, comp_type_attributes,
3035 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
3036 commutative_p, use_blocks_for_constant_p,
3037 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
3038 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
3039 invalid_within_doloop, valid_dllimport_attribute_p,
3040 split_complex_arg, invalid_arg_for_unprototyped_fn,
3041 invalid_conversion, invalid_unary_op, invalid_binary_op):
3043 * targhooks.c (default_invalid_within_doloop,
3044 hook_invalid_arg_for_unprototyped_fn,
3045 default_builtin_vector_alignment_reachable): Likewise.
3046 (hook_bool_rtx_commutative_p): Delete.
3047 (hook_bool_const_rtx_commutative_p): New.
3048 * targhooks.h (default_invalid_within_doloop,
3049 default_builtin_vector_alignment_reachable,
3050 hook_invalid_arg_for_unprototyped_fn): Constify.
3051 (hook_bool_rtx_commutative_p): Delete.
3052 (hook_bool_const_rtx_commutative_p): New.
3053 * varasm.c (bss_initializer_p, decl_default_tls_model,
3054 categorize_decl_for_section, decl_readonly_section,
3055 default_use_anchors_for_symbol_p, default_binds_local_p,
3056 default_binds_local_p_1): Constify.
3058 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3060 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3061 __NO_BUILTIN if -fno-builtin.
3063 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3065 * config/bfin/bfin.c (print_operand): Report error instead of
3066 ICE for wrong operand.
3068 2007-08-24 Michael Matz <matz@suse.de>
3070 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
3072 2007-08-24 Richard Guenther <rguenther@suse.de>
3075 * tree-ssa.c (useless_type_conversion_p): Split into a
3076 recursive and a non-recursive part.
3077 (useless_type_conversion_p_1): New function.
3078 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
3079 from maybe_fold_offset_to_reference is trivially convertible
3080 to the desired type before doing the simplification.
3082 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3084 * expr.c (store_expr): Optimize initialization of an array
3086 * expr.h (builtin_strncpy_read_str): New prototype.
3087 * builtins.c (builtin_strncpy_read_str): Remove prototype.
3090 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
3093 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
3094 field when initializing if_info structure.
3096 2007-08-24 Richard Guenther <rguenther@suse.de>
3098 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
3100 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
3101 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
3102 * tree-inline.c (inlinable_function_p): Fold in common parts of
3103 the cannot_inline_tree_fn langhook.
3104 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
3105 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
3106 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3107 cannot_inline_tree_fn langhook.
3108 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3109 cannot_inline_tree_fn member.
3111 2007-08-24 Richard Guenther <rguenther@suse.de>
3113 * expr.c (get_inner_reference): Do computation of bitoffset
3114 from offset in a way we can detect overflow reliably.
3116 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3118 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
3120 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3122 * config/bfin/bfin.opt (mfast-fp): Add.
3123 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
3124 libbffastfp override libgcc if -mfast-fp.
3125 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3126 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
3127 (Blackfin Options): Document -mfast-fp.
3129 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3131 PR tree-optimization/32573
3133 * tree-data-ref.c (initialize_data_dependence_relation): Clear
3134 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
3135 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
3136 (build_classic_dist_vector): Return false rather than true if
3137 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
3138 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
3139 returned false. Don't call save_dist_v before calling
3140 build_classic_dist_vector_1.
3141 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
3142 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
3143 DDR_DIR_VECTS vectors.
3145 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
3147 * configure.ac (leb128): Modify sed statement to work with any
3148 binutils version string.
3149 * configure: Regenerate
3151 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3153 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
3154 Wrap in RTX_CODE macro guard.
3155 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
3156 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
3157 arm_mark_dllimport, arm_pe_encode_section_info,
3158 arm_pe_unique_section): Use ISO-C function declarations.
3159 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
3160 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
3161 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
3163 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
3164 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
3166 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
3168 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
3169 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
3170 (register_move_cost): Use ISO-C function declarations.
3171 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
3172 * config/score/score-protos.h (score_declare_object): Add
3174 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
3176 * final.c (profile_function): Avoid empty if-bodies.
3179 * calls.c (must_pass_in_stack_var_size,
3180 must_pass_in_stack_var_size_or_pad): Constify.
3181 * config/alpha/alpha-protos.h (function_value): Likewise.
3182 * config/alpha/alpha.c (alpha_return_in_memory,
3183 alpha_pass_by_reference, function_value,
3184 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
3185 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3187 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
3188 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3189 TARGET_PROMOTE_PROTOTYPES): Likewise.
3190 * config/arm/arm-protos.h (arm_return_in_memory,
3191 arm_pad_arg_upward, arm_function_value): Likewise.
3192 * config/arm/arm.c (arm_pass_by_reference,
3193 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
3194 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3195 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
3197 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3198 * config/avr/avr-protos.h (avr_function_value): Likewise.
3199 * config/avr/avr.c (avr_return_in_memory,
3200 gas_output_limited_string, gas_output_ascii, avr_function_value,
3201 avr_return_in_memory): Likewise.
3202 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
3203 * config/bfin/bfin.c (bfin_pass_by_reference,
3204 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
3205 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
3207 * config/cris/cris.c (cris_pass_by_reference,
3208 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3209 * config/crx/crx.c (crx_return_in_memory): Likewise.
3210 * config/darwin.c (function_base, machopic_function_base_name):
3212 * config/fr30/fr30.c (fr30_must_pass_in_stack,
3213 TARGET_PROMOTE_PROTOTYPES): Likewise.
3214 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
3215 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
3216 * config/i386/i386-protos.h (ix86_return_in_memory,
3217 ix86_sol10_return_in_memory): Likewise.
3218 * config/i386/i386.c (ix86_function_value,
3219 ix86_function_sseregparm, ix86_must_pass_in_stack,
3220 type_natural_mode, classify_argument, examine_argument,
3221 construct_container, ix86_pass_by_reference, function_value_32,
3222 function_value_64, ix86_function_value_1, return_in_memory_32,
3223 return_in_memory_64, return_in_memory_ms_64,
3224 ix86_return_in_memory, ix86_sol10_return_in_memory,
3225 TARGET_PROMOTE_PROTOTYPES): Likewise.
3226 * config/ia64/ia64-protos.h (ia64_function_value,
3227 ia64_hpux_function_arg_padding): Likewise.
3228 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
3229 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
3230 ia64_hpux_function_arg_padding): Likewise.
3231 * config/iq2000/iq2000-protos.h (function_arg,
3232 iq2000_function_value): Likewise.
3233 * config/iq2000/iq2000.c (iq2000_return_in_memory,
3234 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
3235 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3236 function_arg, iq2000_function_value): Likewise.
3237 * config/m32c/m32c-protos.h (m32c_function_value,
3238 m32c_promote_function_return): Likewise.
3239 * config/m32c/m32c.c (m32c_pass_by_reference,
3240 m32c_promote_prototypes, m32c_promote_function_return,
3241 m32c_function_value): Likewise.
3242 * config/m32r/m32r.c (m32r_return_in_memory,
3243 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3244 m32r_in_small_data_p): Likewise.
3245 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
3247 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
3248 m68hc11_function_arg_padding): Likewise.
3249 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
3250 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
3251 m68k_function_value): Likewise.
3252 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
3253 mcore_function_value): Likewise.
3254 * config/mcore/mcore.c (handle_structs_in_regs,
3255 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3256 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3257 mcore_num_arg_regs, mcore_function_value): Likewise.
3258 * config/mips/mips-protos.h (mips_pad_arg_upward,
3259 mips_function_value): Likewise.
3260 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
3261 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
3262 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3263 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
3264 mips_function_value): Likewise.
3265 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
3267 * config/mmix/mmix.c (mmix_pass_by_reference,
3268 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
3269 mmix_encode_section_info): Likewise.
3270 * config/mn10300/mn10300-protos.h (mn10300_function_value):
3272 * config/mn10300/mn10300.c (mn10300_return_in_memory,
3273 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3274 mn10300_function_value): Likewise.
3275 * config/mt/mt-protos.h (mt_function_value): Likewise.
3276 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
3277 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
3278 * config/pa/pa-protos.h (function_arg_padding, function_value,
3279 pa_return_in_memory): Likewise.
3280 * config/pa/pa.c (pa_pass_by_reference,
3281 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3282 function_arg_padding, function_value, pa_return_in_memory):
3284 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
3285 * config/rs6000/rs6000-protos.h (rs6000_function_value,
3286 function_arg_padding): Likewise.
3287 * config/rs6000/rs6000.c (rs6000_return_in_memory,
3288 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
3289 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
3290 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3291 function_arg_padding, altivec_expand_dst_builtin,
3292 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
3293 altivec_init_builtins, rs6000_common_init_builtins,
3294 rs6000_function_value): Likewise.
3295 * s390/s390-protos.h (s390_function_value): Likewise.
3296 * config/s390/s390.c (s390_function_arg_size,
3297 s390_pass_by_reference, s390_return_in_memory,
3298 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
3299 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3300 * config/score/score-protos.h (score_function_value): Likewise.
3301 * config/score/score.c (score_arg_partial_bytes,
3302 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3303 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
3304 score_pass_by_reference, score_add_offset, score_function_value):
3306 * config/sh/sh-protos.h (sh_attr_renesas_p,
3307 sh_promote_prototypes): Likewise.
3308 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
3309 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
3310 sh_attr_renesas_p): Likewise.
3311 * config/sparc/sparc-protos.h (function_value,
3312 function_arg_padding): Likewise.
3313 * config/sparc/sparc.c (sparc_promote_prototypes,
3314 sparc_return_in_memory, sparc_pass_by_reference,
3315 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3316 function_arg_record_value_2, function_arg_record_value_1,
3317 function_arg_record_value, function_arg_record_value,
3318 function_arg_padding, function_value): Likewise.
3319 * config/spu/spu-protos.h (spu_function_value): Likewise.
3320 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
3321 spu_function_value): Likewise.
3322 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
3324 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
3325 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
3326 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3328 * config/v850/v850.c (v850_return_in_memory,
3329 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
3330 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
3331 * config/xtensa/xtensa.c (xtensa_return_in_msb,
3332 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3333 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3335 * explow.c (promote_mode, hard_function_value): Likewise.
3336 * expr.h (hard_function_value, promote_mode): Likewise.
3337 * function.c (aggregate_value_p): Likewise.
3338 * hooks.c (hook_bool_const_tree_true): New.
3339 * hooks.h (hook_bool_const_tree_true): New.
3340 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
3341 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
3342 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3343 TARGET_RETURN_IN_MSB): Likewise.
3344 * target.h (promote_function_args, promote_function_return,
3345 promote_prototypes, return_in_memory, return_in_msb,
3346 pass_by_reference, must_pass_in_stack, callee_copies,
3347 function_value): Likewise.
3348 * targhooks.c (default_return_in_memory,
3349 hook_pass_by_reference_must_pass_in_stack,
3350 hook_callee_copies_named,
3351 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3352 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3353 default_function_value): Likewise.
3354 * targhooks.h (default_return_in_memory,
3355 hook_pass_by_reference_must_pass_in_stack,
3356 hook_callee_copies_named,
3357 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3358 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3359 default_function_value): Likewise.
3360 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
3361 (equiv_class_label_hash, equiv_class_label_eq): Constify.
3362 * tree-vectorizer.c (bb_in_loop_p): Likewise.
3363 * tree.c (needs_to_live_in_memory): Likewise.
3364 * tree.h (struct tree_type, needs_to_live_in_memory,
3365 aggregate_value_p, must_pass_in_stack_var_size,
3366 must_pass_in_stack_var_size_or_pad): Likewise.
3367 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
3368 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
3369 lookup_filename): Likewise.
3371 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3374 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
3375 fake fcomi i387 instruction for !TARGET_CMOVE.
3376 (ix86_expand_branch): Expand natural sequence with one jump for
3377 all targets, not only TARGET_CMOVE.
3378 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
3379 pattern to implement fake fcomi sequence. Split instruction after
3380 reload to correct compare sequences.
3381 (*cmpfp_xf_cc): Ditto.
3382 (*cmpfp_<mode>_cc): Ditto.
3383 (*cmpfp_u_cc): Ditto.
3384 (*cmpfp_<mode>_cc): Ditto.
3386 2007-08-23 Richard Guenther <rguenther@suse.de>
3388 * tree-pretty-print.c (dump_generic_node): Annotate
3389 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
3391 2007-08-23 Richard Guenther <rguenther@suse.de>
3393 * builtins.c (expand_builtin_mathfn): Wrap argument in
3394 save_expr directly instead of re-building the call.
3395 (expand_builtin_mathfn_2): Likewise.
3396 (expand_builtin_mathfn_3): Likewise.
3397 (expand_builtin_interclass_mathfn): Likewise.
3398 (expand_builtin_int_roundingfn): Set arg.
3399 (expand_builtin_int_roundingfn_2): Likewise.
3401 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
3403 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
3404 *sse_nand<mode>3, *sse_xor<mode>3): New.
3406 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3408 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
3409 * config/i386/i386.c (print_operand): Handle ';' code. Output
3410 semicolon for TARGET_MACHO.
3411 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
3412 emit semicolon after 'lock' prefix.
3413 (sync_double_compare_and_swap<mode>): Ditto.
3414 (*sync_double_compare_and_swapdi_pic): Ditto.
3415 (*sync_compare_and_swap_cc<mode>): Ditto.
3416 (sync_double_compare_and_swap_cc<mode>): Ditto.
3417 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3418 (sync_old_add<mode>): Ditto.
3419 (sync_add<mode>): Ditto.
3420 (sync_sub<mode>): Ditto.
3421 (sync_ior<mode>): Ditto.
3422 (sync_and<mode>): Ditto.
3423 (sync_xor<mode>): Ditto.
3425 2007-08-22 Chao-ying Fu <fu@mips.com>
3427 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
3429 (copy_rtx): Handle CONST_FIXED.
3430 (rtx_equal_p): Likewise.
3431 * rtl.h (fixed_value.h): New include.
3432 (rtx_def): Add a new field of fixed_value to u.
3433 (XCNMPFV): Define for accessing fixed_value.
3434 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
3436 * rtl.def (CONST_FIXED): New constant.
3437 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
3438 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
3439 US_ASHIFT): New codes.
3440 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
3441 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
3442 unsigned_fract_convert, unsigned_sat_fract): Document them.
3443 * varasm.c (assemble_integer): Extend to support fixed-point constants
3444 by using different machine classes.
3445 (decode_addr_const): Handle FIXED_CST.
3446 (const_hash_1): Likewise.
3447 (compare_constant): Likewise.
3448 (copy_constant): Likewise.
3449 (const_rtx_hash_1): Handle CONST_FIXED.
3450 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3451 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3453 (initializer_constant_valid_p): Handle FIXED_CST.
3454 (output_constant): Support FIXED_POINT_TYPE.
3455 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
3456 * cse.c (hash_rtx): Support CONST_FIXED.
3457 (exp_equiv_p): Likewise.
3458 (cannon_reg): Likewise.
3459 (fold_rtx): Likewise.
3460 (equiv_constant): Likewise.
3461 (cse_process_notes_1): Likewise.
3462 (count_reg_usage): Likewise.
3463 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
3464 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
3465 (wrap_constant): Check CONST_FIXED.
3466 (cselib_hash_rtx): Support CONST_FIXED.
3467 (cselib_subst_to_values): Likewise.
3468 * df-scan.c (df_uses_record): Likewise.
3469 * gcse.c (want_to_gcse_p): Likewise.
3470 (oprs_unchanged_p): Likewise.
3471 (oprs_not_set_p): Likewise.
3472 (compute_transp): Likewise.
3473 (extract_mentioned_regs_helper): Likewise.
3474 * genemit.c (gen_exp): Likewise.
3475 * local-alloc.c (equiv_init_varies_p): Likewise.
3476 (contains_replace_regs): Likewise.
3477 (memref_referenced_p): Likewise.
3478 * loop-invariant.c (check_maybe_invariant): Likewise.
3479 (hash_invariant_expr_1): Likewise.
3480 (invariant_expr_equal_p): Likewise.
3481 * postreload-gcse.c (oprs_unchanged_p): Likewise.
3482 * regclass.c (reg_scan_mark_refs): Likewise.
3483 * regrename.c (scan_rtx): Likewise.
3484 * resource.c (mark_referenced_resources): Likewise.
3485 (mark_set_resources): Likewise.
3486 * rtlanal.c (rtx_unstable_p): Likewise.
3487 (rtx_varies_p): Likewise.
3488 (count_occurrences): Likewise.
3489 (reg_mentioned_p): Likewise.
3490 (modified_between_p): Likewise.
3491 (modified_in_p): Likewise.
3492 (volatile_insn_p): Likewise.
3493 (volatile_refs_p): Likewise.
3494 (side_effects_p): Likewise.
3495 (may_trap_p_1): Likewise.
3496 (inequality_comparisons_p): Likewise.
3497 (computed_jump_p_1): Likewise.
3498 (commutative_operand_precedence): Likewise.
3499 * sched-deps.c (sched_analyze_2): Likewise.
3500 * sched-vis.c (print_value): Likewise.
3501 * reload.c (operands_match_p): Likewise.
3502 (subst_reg_equivs): Likewise.
3503 * reload1.c (eliminate_regs_1): Likewise.
3504 (elimination_effects): Likewise.
3505 (scan_paradoxical_subregs): Likewise.
3506 * alias.c (rtx_equal_for_memref_p): Likewise.
3507 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
3508 * emit-rtl.c (const_fixed_htab): New hash table.
3509 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
3511 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
3512 const_fixed_from_fixed_value): New functions.
3513 (verify_rtx_sharing): Handle CONST_FIXED.
3514 (copy_rtx_if_shared_1): Likewise.
3515 (reset_used_flags): Likewise.
3516 (set_used_flags): Likewise.
3517 (copy_insn_1): Likewise.
3518 (init_emit_once): Create const_fixed_htab.
3519 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
3521 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
3523 PR tree-optimization/32949
3524 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
3525 before failing for ivs with non-constant step.
3527 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
3529 * doc/md.texi (Iterators): Renamed from Macros. All contents
3530 changed to reflect rename of respectively define_code_macro and
3531 define_mode_macro to define_code_iterator and define_mode_iterator.
3532 (Mode Iterators, Code Iterators): Similar.
3533 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3534 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3535 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3536 (initialize_iterators, find_iterator, check_code_iterator)
3537 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3538 (read_mapping, read_rtx_1): Similar.
3539 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3540 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3541 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3542 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3543 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3544 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3545 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3546 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3547 config/rs6000/sync.md, config/rs6000/rs6000.md,
3548 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3549 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3550 config/vax/vax.md, config/bfin/bfin.md: Similar.
3552 2007-08-22 David Daney <ddaney@avtrex.com>
3554 * doc/install.texi (Testing): Mention testing on a simulator.
3556 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3558 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3560 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3561 and rearrange floating point conversion functions into different
3564 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3566 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3567 dfa_post_advance_cycle): New scheduler hooks.
3568 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3569 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3571 (TARGET_SCHED): Use them.
3572 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3573 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3574 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3576 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3577 function to facilitate debugging.
3578 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3579 (output_insn_has_dfa_reservation_p): New static function to output
3580 insn_has_dfa_reservation_p ().
3581 (write_automata): Use it.
3582 * genattr.c (main): Output declaration for
3583 insn_has_dfa_reservation_p ().
3585 2007-08-22 Christian Bruel <christian.bruel@st.com>
3586 Richard Guenther <rguenther@suse.de>
3588 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3589 * simplify_rtx (simplify_binary_operation_1): Likewise.
3591 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3593 PR rtl-optimization/32557
3594 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3595 of REGNO (mws->mw_reg).
3597 2007-08-22 Richard Guenther <rguenther@suse.de>
3600 * builtins.c (expand_builtin_int_roundingfn): Replace call
3601 argument wrapped with SAVE_EXPR directly.
3602 (expand_builtin_int_roundingfn_2): Likewise.
3604 2007-08-22 Richard Guenther <rguenther@suse.de>
3606 * tree-inline.c (inlinable_function_p): Restore disregarding
3607 inline limits for GNU extern inline functions.
3609 2007-08-22 Richard Guenther <rguenther@suse.de>
3612 * tree.c (host_integerp): Treat sizetype as signed as it is
3615 2007-08-21 Ian Lance Taylor <iant@google.com>
3617 PR tree-optimization/33134
3618 * tree-vrp.c (adjust_range_with_scev): Call
3619 set_value_range_to_value.
3621 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3623 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3626 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3628 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3631 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3633 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3634 cases to set eight bytes at a time.
3635 (expand_block_move): Likewise.
3637 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3640 * dwarf2out.c (gen_decl_die): Don't call
3641 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3643 2007-08-21 Paul Brook <paul@codesourcery.com>
3644 Nathan Sidwell <nathan@codesourcery.com>
3645 Mark Mitchell <mark@codesourcery.com>
3646 Joseph Myers <joseph@codesourcery.com>
3648 * configure.ac: Add --with-pkgversion and --with-bugurl.
3649 * configure: Regenerate.
3650 * doc/install.texi: Document them.
3651 * version.c (version_string): Remove VERSUFFIX.
3652 (VERSUFFIX): Remove.
3653 (pkgversion_string): New.
3654 (bug_report_url): Do not hard-code initializer.
3655 * version.h (pkgversion_string): Declare.
3656 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3658 (version.o): Define PKGVERSION and BUGURL.
3659 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3660 (%.pod): Define BUGURL.
3661 * gcc.c (process_command, main): Use pkgversion_string.
3662 * toplev.c (compile_file, print_version): Likewise.
3663 * protoize.c (main): Likewise.
3664 * gcov.c (print_version): Likewise. Update copyright date.
3665 * gcov-dump.c (print_version): Likewise. Update copyright date.
3666 * mips-tdump.c (main): Likewise. Update copyright date.
3667 * mips-tfile.c (main): Likewise. Update copyright date.
3668 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3669 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3670 shorten description.
3671 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3672 * doc/gccint.texi: Likewise.
3673 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3674 Update copyright date.
3676 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3678 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3679 (ix86_expand_strlensi_unroll_1): Ditto.
3680 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3681 (ix86_expand_carry_flag_compare): Update comment.
3683 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3686 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3687 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3689 2007-08-21 Richard Guenther <rguenther@suse.de>
3691 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3693 2007-08-21 Richard Guenther <rguenther@suse.de>
3696 * fold-const.c (fold_binary): Remove index +p PTR folding.
3697 Fix types of POINTER_PLUS_EXPR generated by folding of
3700 2007-08-20 Chao-ying Fu <fu@mips.com>
3702 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3703 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3704 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3705 (c_common_fixed_point_type_for_size): Declare.
3706 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3707 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3708 (c_token_starts_declspecs): Likewise.
3709 (c_parser_declspecs): Likewise.
3710 (c_parser_attributes): Likewise.
3711 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3712 (c_declspecs): Add saturating_p.
3713 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3714 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3715 _Sat. Handle RID_SAT.
3716 Avoid using void, bool, char, int, float, double, _Decimal32,
3717 _Decimal64, _Decimal128, and complex with _Sat.
3718 Handle RID_FRACT and RID_ACCUM.
3719 Make sure _Sat is used with _Fract or _Accum.
3720 (finish_declspecs): Handle cts_fract and cts_accum.
3721 * c-common.c (fixed-value.h): New include.
3722 (constant_expression_warning): Handle FIXED_CST.
3723 (overflow_warning): Likewise.
3724 (warnings_for_convert_and_check): Likewise.
3725 (c_common_fixed_point_type_for_size): New.
3726 (c_common_type_for_mode): Handle fixed-point modes to
3727 return various saturating/non-saturating, signed/unsigned types.
3728 (c_common_signed_or_unsigned_type): Support fixed-point types.
3729 (shorten_compare): Check fixed-point zero.
3730 Handle FIXED_POINT_TYPE.
3731 (c_common_truthvalue_conversion): Handle FIXED_CST.
3732 Handle FIXED_POINT_TYPE.
3733 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3735 (handle_mode_attribute): Handle fixed-point modes. Need to check
3736 if the signness of base type and fixed-point modes are consistent.
3737 (handle_vector_size_attribute): Handle fixed-point modes.
3738 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3739 (warn_for_div_by_zero): Check fixed-point zero.
3740 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3741 a common fixed-point type based on fbit, ibit, sign, and saturation.
3742 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3743 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3744 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3745 (convert_for_assignment): Support FIXED_POINT_TYPE.
3746 (digest_init): Handle FIXED_POINT_TYPE.
3747 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3748 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3749 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3750 GE_EXPR, LT_EXPR, GT_EXPR.
3751 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3752 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3753 * target.h (gcc_target): Add fixed_point_supported_p.
3754 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3755 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3756 (default_fixed_point_supported_p): Define.
3757 * targhooks.h (default_fixed_point_supported_p): Declare.
3758 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3759 * doc/install.texi (Configuration): Add --enable-fixed-point.
3760 * configure.ac (--enable-fixed-point): New to enable fixed-point
3761 arithmetic extension to C. For mips targets, we enable it by default.
3762 * configure, config.in: Regenerate.
3764 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3766 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3768 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3770 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3771 DWARF2_DEBUGGING_INFO.
3772 (cold_text_section_used): Same.
3773 (cold_text_section): Same.
3775 2007-08-20 Richard Guenther <rguenther@suse.de>
3777 * c-typeck.c (convert_for_assignment): Use the type of
3778 the member for the initialization.
3780 2007-08-20 Richard Guenther <rguenther@suse.de>
3782 * c-objc-common.c (c_disregard_inline_limits): Remove.
3783 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3784 * cgraphunit.c (cgraph_process_new_functions): Call
3785 disregard_inline_limits_p.
3786 (cgraph_preserve_function_body_p): Likewise.
3787 * ipa-inline.c (compute_inline_parameters): Likewise.
3788 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3790 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3791 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3792 disregard_inline_limits langhook.
3793 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3795 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3796 disregard_inline_limits langhook.
3797 * tree-inline.c (disregard_inline_limits_p): New function.
3798 * tree-inline.h (disregard_inline_limits_p): Declare.
3800 2007-08-20 Richard Guenther <rguenther@suse.de>
3802 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3803 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3804 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3805 auto_var_in_fn_p langhook.
3806 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3808 * tree.c (auto_var_in_fn_p): ... here.
3809 (find_var_from_fn): Call auto_var_in_fn_p directly.
3810 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3811 auto_var_in_fn_p langhook.
3812 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3813 (copy_body_r): Likewise.
3814 (self_inlining_addr_expr): Likewise.
3815 * tree.h (auto_var_in_fn_p): Declare.
3817 2007-08-20 Richard Guenther <rguenther@suse.de>
3819 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3820 (walk_type_fields): Take lh parameter.
3821 (walk_tree): Rename to ...
3822 (walk_tree_1): ... this. Do not call the walk_subtrees
3823 langhook but the now passed callback. Pass lh on recursion.
3824 (walk_tree_without_duplicates): Rename to ...
3825 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3826 and call walk_tree_1.
3827 * tree.h (walk_tree_lh): New typedef.
3828 (walk_tree_1): Declare.
3829 (walk_tree_without_duplicates_1): Likewise.
3830 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3831 (walk_tree_without_duplicates): New define to
3832 walk_tree_without_duplicates_1 with NULL lh parameter.
3833 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3834 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3836 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3837 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3838 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3841 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3844 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3845 code in front of the compacting of basic blocks.
3846 Move the folding of statements inbetween the cgraph checking
3847 and compacting of basic blocks.
3849 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3850 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3853 * config/alpha/alpha.c (va_list_skip_additions): Check for
3854 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3855 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3856 PLUS_EXPR when checking ap.__base.
3857 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3858 when doing addition on pointer types. Use size_int instead of
3860 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3861 ptr_type in the second operand.
3863 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3866 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3868 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3871 * cfgexpand.c (expand_one_register_var): Mark pointer
3872 DECL_ARTIFICIAL as REG_POINTER also.
3873 * stmt.c (expand_decl): Likewise.
3875 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3882 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3883 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3884 on_worklist argument and avoid adding things to worklist multiple
3886 (add_to_worklist): Ditto.
3887 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3888 single SFT is clobbered.
3889 (set_initial_properties): Ditto.
3890 (compute_call_clobbered): Update for changes to function
3892 (create_overlap_variables_for): Always create SFT for offset 0.
3893 (create_structure_vars): Handle PHI's, since we are in SSA form at
3895 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3896 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3898 (add_vars_for_offset): Figure out aliases from access + points-to.
3899 (add_virtual_operand): Use add_vars-for_offset.
3900 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3901 (add_call_clobber_ops): Remove makes_clobbering_call set.
3902 (get_expr_operands): Always pass through the INDIRECT_REF
3904 * tree-ssa-structalias.c (struct constraint_graph): Remove
3906 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3907 address_taken, pt_used, number_incoming.
3908 (FIRST_ADDR_NODE): Removed.
3909 (merge_graph_nodes): Remove broken code for the moment.
3910 (init_graph): New function.
3911 (build_pred_graph): Remove code to init_graph.
3912 Add location equivalence support.
3913 (struct scc_info): Rename roots to deleted.
3915 (init_scc_info): Ditto
3916 (init_topo_info): Use graph->size.
3917 (compute_topo_order): Ditto.
3918 (do_da_constraint): Removed.
3919 (do_sd_constraint): Remove calls to find().
3920 set_union_with_increment should always get 0 as last arg here.
3921 (do_complex_constraint): Replace do_da_constraint with assert.
3923 (struct equiv_class_label): New.
3924 (pointer_equiv_class_table): Ditto.
3925 (location_equiv_class_table): Ditto.
3926 (equiv_class_label_hash): Ditto.
3927 (equiv_class_label_eq): Ditto
3928 (equiv_class_lookup): Ditto.
3929 (equiv_class_ladd): Ditto.
3930 (pointer_equiv_class): Ditto.
3931 (location_equiv_class): Ditto.
3932 (condense_visit): Rename and rewrite from label_visit to do only
3933 SCC related stuff for HU.
3934 (label_visit): Do HU work for HU.
3935 (perform_var_substitution): Update to do HU and location
3937 (free_var_substitution_info): Update to free HU and location
3938 equivalence structures. */
3939 (find_equivalent_node): Update for pointer but not location
3941 (unite_pointer_equivalences): New function.
3942 (move_complex_constraints): Rewrite to only do moving.
3943 (rewrite_constraints): Split out of move_complex_constraints.
3944 (solve_graph): Use graph->size.
3945 (process_constraint_1): Add from_call argument, use it.
3946 Split *a = &b into two constraints.
3947 (process_constraint): Use new process_constraint_1.
3948 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3949 (get_constraint_for): Handle non-pointer integers properly.
3950 Remove code that used to handle structures.
3951 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3952 with unknown addends.
3953 (handle_rhs_call): New function.
3954 (find_func_aliases): Use handle_rhs_call.
3955 (set_uids_in_ptset): Add an assert.
3956 (set_used_smts): Fix bug in not considering unified vars.
3957 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3958 (compute_points_to_sets): Update for other function changes.
3959 (delete_points_to_sets): Ditto.
3960 (ipa_pta_execute): Ditto.
3961 (pass_ipa_pta): We need to update SSA after ipa_pta.
3963 2007-08-19 Jan Hubicka <jh@suse.cz>
3965 * i386.md: Replace "rim" and "mri" constraints by "g".
3967 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3969 * dwarf2out.c (text_section_used, cold_text_section_used,
3970 cold_text_section, dwarf2out_note_section_used): New.
3971 (dwarf2out_init): Initialize cold_text_section.
3972 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3973 dwarf2out_note_section_used.
3974 (size_of_aranges): Only count entry for text section if it was
3975 used. Count entry for cold text section if it was used.
3976 (output_aranges): Only output entries for text section and cold
3977 text section if they were used.
3979 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3981 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3983 (debug_generic_stmt): Likewise.
3984 (debug_tree_chain): Likewise.
3986 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3988 * tree-data-refs.c (split_constant_offset): Expose.
3989 * tree-data-refs.h (split_constant_offset): Add declaration.
3991 * tree-vectorizer.h (dr_alignment_support): Renamed
3992 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3993 Added a new value dr_explicit_realign.
3994 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3995 dr_offset, dr_step, and dr_aligned_to, along with new access
3996 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3997 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3998 STMT_VINFO_DR_ALIGNED_TO.
4000 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
4002 In case of outer-loop vectorization with non-fixed misalignment - use
4003 the dr_explicit_realign scheme instead of the optimized realignment
4005 (new_stmt_vec_info): Initialize new fields.
4007 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
4008 'nested_in_vect_loop' case. Change verbosity level.
4009 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
4010 Don't fail on zero step in the outer-loop for loads.
4011 (vect_analyze_data_refs): Call split_constant_offset to calculate
4012 base, offset and init relative to the outer-loop.
4014 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
4015 BSI function argument with a new function argument - at_loop.
4016 Simplify the condition that determines STEP. Takes additional argument
4017 INV_P. Support outer-loop vectorization (handle the
4018 nested_in_vect_loop case), including zero step in the outer-loop. Call
4019 vect_create_addr_base_for_vector_ref with additional argument.
4020 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
4021 Updated function documentation. Handle the 'nested_in_vect_loop' case.
4022 Fixed and simplified calculation of step.
4023 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
4024 of bsi, and with additional argument. Call bump_vector_ptr with
4025 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
4026 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
4027 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
4028 when the realignment setup needs to take place inside the loop.
4029 Support the dr_explicit_realign scheme. Allow generating the optimized
4030 realignment scheme for outer-loop vectorization. Added documentation.
4031 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
4032 the 'nested_in_vect_loop' case, including loads that are invariant in
4033 the outer-loop and the realignment schemes. Handle the case when the
4034 realignment setup needs to take place inside the loop. Call
4035 vect_setup_realignment with additional arguments. Call
4036 vect_create_data_ref_ptr with additional argument and with loop instead
4037 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
4038 (vect_gen_niters_for_prolog_loop): Call
4039 vect_create_addr_base_for_vector_ref with additional arguments.
4040 (vect_create_cond_for_align_checks): Likewise.
4041 (bump_vector_ptr): Updated to support the new dr_explicit_realign
4042 scheme: takes additional argument bump; argument ptr_incr is now
4043 optional; updated documentation.
4044 (vect_init_vector): Takes additional argument (bsi). Use it, if
4045 available, to insert the vector initialization.
4046 (get_initial_def_for_induction): Pass additional argument in call to
4048 (vect_get_vec_def_for_operand): Likewise.
4049 (vect_setup_realignment): Likewise.
4050 (vectorizable_load): Likewise.
4052 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4054 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
4055 as argument instead of struct loop.
4056 (nested_in_vect_loop_p): New function.
4057 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
4059 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
4060 from other phis in the loop.
4061 (destroy_loop_vec_info): Add additional argument to declaration.
4063 * tree-vectorizer.c (supportable_widening_operation): Also check if
4064 nested_in_vect_loop_p (don't allow changing the order in this case).
4065 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
4066 of struct loop. Call nested_in_vect_loop_p and don't require
4067 flag_unsafe_math_optimizations if it returns true.
4068 (new_stmt_vec_info): When setting def_type for phis differentiate
4069 loop-header phis from other phis.
4070 (bb_in_loop_p): New function.
4071 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
4072 just update their loop_vinfo. Order of BB traversal now matters -
4073 call dfs_enumerate_from with bb_in_loop_p.
4074 (destroy_loop_vec_info): Takes additional argument to control whether
4075 stmt_vinfo of the loop stmts should be destroyed as well.
4076 (vect_is_simple_reduction): Allow the "non-reduction" use of a
4077 reduction stmt to be defines by a non loop-header phi.
4078 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
4080 * tree-vect-transform.c (vectorizable_reduction): Call
4081 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
4082 (vectorizable_call): Likewise.
4083 (vectorizable_conversion): Likewise.
4084 (vectorizable_operation): Likewise.
4085 (vectorizable_type_promotion): Likewise.
4086 (vectorizable_type_demotion): Likewise.
4087 (vectorizable_store): Likewise.
4088 (vectorizable_live_operation): Likewise.
4089 (vectorizable_reduction): Likewise. Also pass loop_info to
4090 vect_is_simple_reduction instead of loop.
4091 (vect_init_vector): Call nested_in_vect_loop_p.
4092 (get_initial_def_for_reduction): Likewise.
4093 (vect_create_epilog_for_reduction): Likewise.
4094 (vect_init_vector): Check which loop to work with, in case there's an
4096 (get_initial_def_for_inducion): Extend to handle outer-loop
4097 vectorization. Fix indentation.
4098 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
4099 In the case vect_induction_def get the vector def from the induction
4100 phi node, instead of calling get_initial_def_for_inducion.
4101 (get_initial_def_for_reduction): Extend to handle outer-loop
4103 (vect_create_epilog_for_reduction): Extend to handle outer-loop
4105 (vect_transform_loop): Change assert to just skip this case. Add a
4107 (vect_finish_stmt_generation): Add a couple asserts.
4109 (vect_estimate_min_profitable_iters): Multiply
4110 cost of inner-loop stmts (in outer-loop vectorization) by estimated
4112 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
4113 this is an inner-loop reduction in outer-loop vectorization.
4115 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
4116 Same code as what used to be vect_analyze_scalar_cycles, only with
4117 additional argument loop, and loop_info passed to
4118 vect_is_simple_reduction instead of loop.
4119 (vect_analyze_scalar_cycles): Code factored out into
4120 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
4121 Updated documentation.
4122 (analyze_operations): Check for inner-loop loop-closed exit-phis during
4123 outer-loop vectorization that are live or not used in the outerloop,
4124 cause this requires special handling.
4125 (vect_enhance_data_refs_alignment): Don't consider versioning for
4127 (vect_analyze_data_refs): Check that there are no datarefs in the
4129 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
4130 and vect_used_in_outer_by_reduction cases.
4131 (process_use): Also consider the case of outer-loop stmt defining an
4132 inner-loop stmt and vice versa.
4133 (vect_analyze_loop_1): New function.
4134 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
4135 loops. Call vect_analyze_loop_1.
4136 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
4137 been vectorized. Call destroy_loop_vec_info with additional argument.
4139 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
4140 in the inner-loop when doing outer-loop vectorization. Add
4141 documentation and printout.
4142 (vect_recog_dot_prod_pattern): Likewise. Also add check for
4143 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
4145 2007-08-18 Andrew Pinski <pinskia@gmail.com>
4147 * tree-affine.h (print_aff): New prototype.
4148 (debug_aff): Likewise.
4149 * tree-affine.c (print_aff): New function.
4150 (debug_aff): Likewise.
4152 2007-08-18 Paul Brook <paul@codesourcery.com>
4153 Joseph Myers <joseph@codesourcery.com>
4155 * common.opt (-fdebug-prefix-map=): New option.
4156 * opts.c: Include debug.h.
4157 (common_handle_option): Handle -fdebug-prefix-map.
4158 * final.c: Include ggc.h.
4159 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
4160 remap_debug_filename): New.
4161 * Makefile.in (final.o, opts.o): Update dependencies.
4162 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
4163 * configure.ac: Check for assembler --debug-prefix-map support.
4164 * configure, config.in: Regenerate.
4165 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
4166 (ASM_DEBUG_SPEC): Include ASM_MAP.
4167 * doc/install.texi (--with-debug-prefix-map): Document.
4168 * doc/invoke.texi (-fdebug-prefix-map): Document.
4169 * dbxout.c (dbxout_init, dbxout_start_source_file,
4170 dbxout_source_file): Call remap_debug_filename.
4171 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
4172 dwarf2out_start_source_file, dwarf2out_finish): Call
4173 remap_debug_filename.
4174 (file_table_relative_p): Do not check d->emitted_number.
4175 * toplev.c (output_file_directive): Call remap_debug_filename.
4176 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
4177 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
4179 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4181 * loop-invariant.c (find_invariants_to_move): Add missing macro
4184 2007-08-17 Tom Tromey <tromey@redhat.com>
4186 * tree.h (struct tree_label_decl): Removed old "java" fields.
4188 2007-08-17 Richard Sandiford <richard@codesourcery.com>
4189 Nigel Stephens <nigel@mips.com>
4191 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
4192 Treat -mno-data-in-code and -mcode-xonly as aliases for
4193 -mcode-readable=no and -mcode-readable=pcrel respectively.
4194 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
4195 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
4196 (MULTILIB_DIRNAMES): Update accordingly.
4198 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
4200 * Makefile.in (version.o): Depend on $(REVISION) only if
4201 REVISION_s is defined.
4203 2007-08-17 Sa Liu <saliu@de.ibm.com>
4204 Ulrich Weigand <uweigand@de.ibm.com>
4207 * tree.c (reconstruct_complex_type): For a pointer to a vector,
4208 use build_qualified_type to retain qualifiers of the base type.
4210 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
4212 * config/score/score.md : Update pattern tablejump.
4213 * config/score/score.c : Update score_initialize_trampoline
4215 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
4216 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
4217 * doc/contrib.texi: Add my entry.
4219 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
4221 * Makefile.in (REVISION): New.
4224 (version.o): Also depend on $(REVISION). Add
4225 -DREVISION=$(REVISION_s).
4227 * version.c (version_string): Add REVISION.
4229 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
4231 * tree-eh.c (lower_try_finally_onedest): Reset the locus
4232 of GOTO that's relocated to a different block.
4234 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4236 * c-common.c (const_strip_array_types): New.
4237 * c-common.h (lang_missing_noreturn_ok_p): Delete.
4238 (const_strip_array_types): New.
4239 * c-objc-common.c (c_disregard_inline_limits,
4240 c_warn_unused_global_decl): Constify.
4241 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
4242 c_vla_type_p, c_incomplete_type_error): Likewise.
4243 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
4244 * hooks.c (hook_bool_const_tree_false): New.
4245 * hooks.h (hook_bool_const_tree_false): Likewise.
4246 * langhooks-def.h (lhd_warn_unused_global_decl,
4247 lhd_incomplete_type_error, lhd_expr_size,
4248 lhd_tree_inlining_disregard_inline_limits,
4249 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4250 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
4251 * langhooks.c (lhd_warn_unused_global_decl,
4252 lhd_incomplete_type_error,
4253 lhd_tree_inlining_disregard_inline_limits,
4254 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4255 lhd_expr_size): Likewise.
4256 * langhooks.h (lang_hooks_for_tree_inlining,
4257 lang_hooks_for_tree_dump, lang_hooks_for_types,
4258 lang_hooks_for_decls, lang_hooks): Likewise.
4259 * pointer-set.c (pointer_set_t, pointer_set_create,
4260 pointer_set_contains, insert_aux, pointer_set_insert,
4261 pointer_set_traverse, pointer_map_t, pointer_map_create,
4262 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
4264 * pointer-set.h (pointer_set_contains, pointer_set_insert,
4265 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
4266 pointer_map_traverse): Likewise.
4267 * predict.c (assert_is_empty): Likewise.
4268 * tree-affine.c (free_name_expansion): Likewise.
4269 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
4270 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
4271 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
4273 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
4275 * tree-vectorizer.c (new_loop_vec_info): Initialize new
4277 (destroy_loop_vec_info): Add call to VEC_free.
4278 * tree-vectorizer.h (may_alias_ddrs): Define.
4279 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
4280 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4281 Change reporting to dump.
4282 (vect_is_duplicate_ddr): New.
4283 (vect_mark_for_runtime_alias_test): New.
4284 (vect_analyze_data_ref_dependences) Add call to
4285 vect_mark_for_runtime_alias_test.
4286 (vect_enhance_data_refs_alignment): Define local variable
4287 vect_versioning_for_alias_required, don't perform
4288 peeling for alignment if versioning for alias is
4290 (vect_enhance_data_refs_alignment): Use
4291 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
4292 PARAM_VECT_MAX_VERSION_CHECKS.
4293 * tree-vect-transform.c
4294 (vect_create_cond_for_alias_checks): New.
4295 (vect_transform_loop): Add call to
4296 vect_create_cond_for_alias_checks.
4297 (vect_vfa_segment_size): New.
4298 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
4300 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
4301 * gcc/doc/invoke.texi
4302 (vect-max-version-for-alignment-checks): Document.
4303 (vect-max-version-for-alias-checks): Document.
4304 (vect-max-version-checks): Remove.
4306 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
4308 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
4309 the same line as the instruction for all asm dialects.
4310 (*rep_movsi): Ditto.
4311 (*rep_movsi_rex64): Ditto.
4312 (*rep_movqi): Ditto.
4313 (*rep_movqi_rex64): Ditto.
4314 (*rep_stosdi_rex64): Ditto.
4315 (*rep_stossi): Ditto.
4316 (*rep_stossi_rex64): Ditto.
4317 (*rep_stosqi): Ditto.
4318 (*rep_stosqi_rex64): Ditto.
4319 (*cmpstrnqi_nz_1): Ditto.
4320 (*cmpstrnqi_nz_rex_1): Ditto.
4321 (*cmpstrnqi_1): Ditto.
4322 (*cmpstrnqi_rex_1): Ditto.
4323 (*strlenqi_1): Ditto.
4324 (*strlenqi_rex_1): Ditto.
4325 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
4326 prefix on the same line as the instruction for all asm dialects.
4327 (sync_double_compare_and_swap<mode>): Ditto.
4328 (*sync_double_compare_and_swapdi_pic): Ditto.
4329 (*sync_compare_and_swap_cc<mode>): Ditto.
4330 (sync_double_compare_and_swap_cc<mode>): Ditto.
4331 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4332 (sync_old_add<mode>): Ditto.
4333 (sync_add<mode>): Ditto.
4334 (sync_sub<mode>): Ditto.
4335 (sync_ior<mode>): Ditto.
4336 (sync_and<mode>): Ditto.
4337 (sync_xor<mode>): Ditto.
4339 2007-08-16 Richard Sandiford <richard@codesourcery.com>
4342 * reload.c (find_reloads): Check that the memory returned by
4343 find_reloads_toplev was not the result of forcing a constant
4345 (find_reloads_toplev): Always use simplify_gen_subreg to get
4346 the subreg of a constant. If the result is also a constant,
4347 but not a legitimate one, force it into the constant pool
4348 and reload its address.
4350 2007-08-15 David Edelsohn <edelsohn@gnu.org>
4352 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
4355 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
4357 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
4358 directive for the current vector ABI.
4360 2007-08-15 Steve Ellcey <sje@cup.hp.com>
4363 * caller-save.c (reg_save_code): Set invalide status on restore code.
4365 2007-08-15 Diego Novillo <dnovillo@google.com>
4367 * tree-ssa-alias.c (compute_memory_partitions): Use
4368 alias_bitmap_obstack to allocate bitmaps.
4369 (reset_alias_info): Factor out of init_alias_info.
4370 Mark all name tags not associated to an SSA name for renaming.
4371 (init_alias_info): Call it.
4372 (create_name_tags): Tidy. Add comments.
4373 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
4375 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4377 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
4378 scheduler dependencies.
4380 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
4382 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
4384 (*iorsi_1_zext): Likewise.
4385 (*iorsi_1_zext_imm): Likewise.
4386 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
4387 with "rm"/"xm" constraint.
4388 (sse2_vmsqrtv2df2): Likewise.
4390 2007-08-15 Jakub Jelinek <jakub@redhat.com>
4393 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
4396 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
4398 * tree-pass.h (PROP_pta): Removed.
4399 (TODO_rebuild_alias): New.
4400 (pass_may_alias): Removed.
4401 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
4402 aliasing if we changed something.
4403 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
4405 (pass_may_alias): Removed.
4406 (create_structure_vars): Return TODO_rebuild_alias.
4407 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
4408 * tree-sra.c (tree_sra): Only rebuild aliasing if something
4410 (tree_sra_early): We never affect aliasing right now.
4411 * tree-flow.h (compute_may_aliases): New prototype.
4412 * passes.c: Remove pass_may_alias from the passes.
4413 (execute_function_todo): Support TODO_rebuild_alias.
4415 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
4417 * i386.c: (legitimize_address): Move dllimported variable check
4418 infront of legitimizing pic address of CONST symbols.
4420 2007-08-14 Steve Ellcey <sje@cup.hp.com>
4422 PR tree-optimization/32941
4423 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
4424 (goto_queue_cmp): Remove.
4425 (find_goto_replacement): Change search method.
4426 (maybe_record_in_goto_queue): Add assert.
4427 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
4428 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
4430 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4432 * alias.c (component_uses_parent_alias_set): Constify.
4433 * alias.h (component_uses_parent_alias_set): Likewise.
4434 * cfgrtl.c (print_rtl_with_bb): Likewise.
4435 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
4436 mpz_get_double_int): Likewise.
4437 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
4438 mpz_get_double_int): Likewise.
4439 * expr.c (is_aligning_offset, undefined_operand_subword_p,
4440 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
4442 * expr.h (safe_from_p): Likewise.
4443 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
4445 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
4446 zero_sized_type, goa_lhs_expr_p): Likewise.
4447 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
4448 * rtl.h (print_rtl_with_bb): Likewise.
4449 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
4450 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
4451 * tree-flow-inline.h (bb_stmt_list): Constify.
4452 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
4454 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
4455 const_first_stmt, const_last_stmt): New.
4456 (block_may_fallthru, empty_block_p): Constify.
4457 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
4458 EXPR_ONLY_BODY): New.
4459 (expr_first, expr_last, expr_only): Use macro for body.
4460 (const_expr_first, const_expr_last, const_expr_only): New.
4461 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
4462 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
4463 ctsi_prev, ctsi_stmt): New.
4464 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
4465 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
4466 * tree-ssa-loop-niter.c (loop_only_exit_p,
4467 derive_constant_upper_bound): Likewise.
4468 * tree-ssa-phiopt.c (empty_block_p): Likewise.
4469 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
4470 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
4471 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
4472 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
4473 * tree.c (get_type_static_bounds): Likewise.
4474 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
4475 (get_type_static_bounds): Constify.
4477 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4480 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
4481 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
4482 (*<addsub><mode>3_cc_overflow): New.
4483 (*add<mode>3_cconly_overflow): New.
4484 (*sub<mode>3_cconly_overflow): New.
4485 (*<addsub>si3_zext_cc_overflow): New.
4486 * config/i386/predicates.md (fcmov_comparison_operator): Accept
4487 CCCmode for LTU, GTU, LEU and GEU.
4488 (ix86_comparison_operator): Likewise.
4489 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
4490 * config/i386/i386.c (put_condition_code): Support CCCmode.
4491 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
4492 or MINUS expressions.
4494 2007-08-14 Andrew Pinski <pinskia@gmail.com>
4497 * c-typeck.c (build_binary_op): Disallow vector float types with
4498 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
4500 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4502 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4503 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
4504 (dep_def): New typedef.
4505 (init_dep_1, sd_debug_dep): Declare functions.
4506 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
4507 (debug_dep_links): Remove.
4508 (struct _deps_list): New field 'n_links'.
4509 (DEPS_LIST_N_LINKS): New macro.
4510 (FOR_EACH_DEP_LINK): Remove.
4511 (create_deps_list, free_deps_list, delete_deps_list): Remove
4513 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4514 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4515 (copy_deps_list_change_con, move_dep_link): Ditto.
4516 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
4517 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
4519 (INSN_BACK_DEPS): Remove.
4520 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
4522 (INSN_DEP_COUNT): Remove.
4523 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
4524 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
4525 Declare global variables.
4526 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
4527 (add_forw_dep, compute_forward_dependences): Remove declarations.
4528 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
4529 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4530 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4532 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4534 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4535 (sd_list_types_def): New typedef.
4536 (sd_next_list): Declare function.
4537 (struct _sd_iterator): New type.
4538 (sd_iterator_def): New typedef.
4539 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4541 (FOR_EACH_DEP): New cycle wrapper.
4542 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4544 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4545 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4548 * sched-deps.c (init_dep_1): Make global.
4549 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4551 (dump_dep): New static function.
4552 (dump_dep_flags): New static variable.
4553 (sd_debug_dep): New function.
4554 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4556 (move_dep_link): Use remove_from_deps_list (), instead of
4558 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4559 (dep_link_is_detached_p): New static function.
4560 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4562 (dn_pool, dl_pool): New alloc_pools.
4563 (dn_pool_diff, dl_pool_diff): New static variables.
4564 (create_dep_node, delete_dep_node): New static function.
4565 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4566 (deps_list_empty_p): Make it static. Use 'n_links' field.
4567 (deps_pools_are_empty_p): New static function.
4568 (alloc_deps_list, delete_deps_list): Remove.
4569 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4570 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4571 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4572 (forward_dependency_cache): Remove.
4573 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4574 'back' from the names. Change signature to use dep_t instead of
4576 (add_back_dep): Ditto. Make global.
4577 (check_dep_status): Rename to check_dep ().
4578 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4580 (sd_finish_insn): Ditto.
4581 (sd_find_dep_between_no_cache): New static function.
4582 (sd_find_dep_between): New function.
4583 (ask_dependency_caches, set_dependency_caches): New static functions.
4584 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4585 (add_or_update_dep_1): Separate pieces of functionality into
4586 ask_dependency_caches (), update_dependency_caches (),
4587 change_spec_dep_to_hard (), update_dep ().
4588 (get_back_and_forw_lists): New static function.
4589 (sd_add_dep): Separate setting of dependency caches into
4590 set_dependency_caches ().
4591 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4593 (sd_delete_dep): Ditto.
4594 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4595 (dump_lists): New static function.
4596 (sd_debug_lists): New debug function.
4597 (delete_all_dependences, fixup_sched_groups): Update to use
4598 sd_* infrastructure.
4599 (sched_analyze_2): Create data-speculative dependency only if
4600 data-speculation is enabled.
4601 (sched_analyze_insn): If insn cannot be speculative, make all its
4602 dependencies non-speculative.
4603 (sched_analyze): Use sd_init_insn ().
4604 (add_forw_dep, compute_forward_dependencies): Remove.
4605 (delete_dep_nodes_in_back_deps): New static function.
4606 (sched_free_deps): New function.
4607 (init_dependency_caches): Init alloc_pools.
4608 (extend_depedency_caches): Update after removing of
4609 forward_dependency_cache.
4610 (free_dependency_caches): Ditto. Free alloc_pools.
4611 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4612 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4614 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4615 (add_dependence): Use init_dep ().
4616 (get_dep_weak_1): New static function.
4617 (get_dep_weak): Move logic to get_dep_weak_1 ().
4618 (dump_ds): New static function moved from haifa-sched.c:
4619 debug_spec_status ().
4620 (debug_ds): New debug function.
4621 (check_dep_status): Rename to check_dep (). Update to check whole
4624 * haifa-sched.c (spec_info): Make global.
4625 (added_recovery_block_p): Rename to
4626 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4627 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4628 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4629 to use new interfaces.
4630 (ok_for_early_queue_removal): Ditto.
4631 (schedule_block): Initialize logical uids of insns emitted by the
4633 (sched_init): Initialize new variable.
4634 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4636 (extend_global): Initialize insn data.
4637 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4638 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4640 (add_to_speculative_block): Update to use new interfaces.
4641 (create_recovery_block): Set new variables.
4642 (create_check_block_twin, fix_recovery_deps): Update to use new
4644 (sched_insn_is_legitimate_for_speculation_p): New function.
4645 (speculate_insn): Move checking logic to
4646 sched_insn_is_legitimate_for_speculation_p ().
4647 (sched_remove_insn): Finalize sched-deps information of instruction.
4648 (clear_priorities, add_jump_dependencies): Update to use new
4650 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4652 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4653 to use new interfaces.
4654 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4655 (new_ready): Try to use control speculation only if it is available.
4656 (add_branch_dependences): Update to use new interfaces.
4657 (compute_block_backward_dependences): Rename to
4658 compute_block_dependences (). Call
4659 targetm.sched.dependencies_evaluation_hook ().
4660 (free_block_dependencies): New static function.
4661 (debug_dependencies): Update to use new interfaces.
4662 (schedule_region): Remove separate computation of forward dependencies.
4663 Move call of targetm.sched.dependencies_evaluation_hook () to
4664 compute_block_dependences (). Free dependencies at the end of
4665 scheduling the region.
4667 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4669 (add_deps_for_risky_insns): Ditto.
4670 (schedule_ebb): Remove separate computation of forward dependencies.
4671 Free dependencies at the end of scheduling the ebb.
4673 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4674 (build_intra_loop_deps): Ditto. Remove separate computation of
4675 forward dependencies. Free sched-deps dependencies.
4677 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4678 to use new interfaces.
4679 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4681 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4683 (is_costly_group): Ditto.
4685 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4687 * alias.c (rtx_equal_for_memref_p): Constify.
4688 * basic-block.h (const_edge, const_basic_block): New.
4689 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4690 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4691 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4692 probably_never_executed_bb_p, edge_probability_reliable_p,
4693 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4694 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4696 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4697 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4699 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4700 flow_nodes_print, dfs_enumerate_from): Likewise.
4701 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4702 control_flow_insn_p, count_basic_blocks): Likewise.
4703 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4704 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4705 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4706 average_num_loop_insns, loop_exit_edge_p,
4707 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4708 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4709 average_num_loop_insns, seq_cost): Likewise.
4710 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4711 * dominance.c (dominated_by_p): Likewise.
4712 * emit-rtl.c (validate_subreg): Likewise.
4713 * except.c (can_throw_internal, can_throw_external): Likewise.
4714 * except.h (can_throw_internal, can_throw_external): Likewise.
4715 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4716 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4717 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4718 simple_mem, store_ops_ok, load_kills_store, find_loads,
4719 store_killed_in_insn, store_killed_after, store_killed_before,
4720 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4722 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4723 noce_mem_write_may_trap_or_fault_p): Likewise.
4724 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4726 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4728 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4729 probably_cold_bb_p, probably_never_executed_bb_p,
4730 edge_probability_reliable_p, br_prob_note_reliable_p,
4731 can_predict_insn_p): Likewise.
4732 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4733 * resource.c (return_insn_p): Likewise.
4734 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4736 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4737 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4738 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4739 verify_gimple_modify_stmt): Likewise.
4740 * tree-chrec.c (is_not_constant_evolution,
4741 is_multivariate_chrec_rec, is_multivariate_chrec,
4742 chrec_contains_symbols, chrec_contains_undetermined,
4743 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4744 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4745 eq_evolutions_p, scev_direction): Likewise.
4746 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4747 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4748 chrec_contains_symbols_defined_in_loop,
4749 chrec_contains_undetermined, tree_contains_chrecs,
4750 evolution_function_is_affine_multivariate_p,
4751 evolution_function_is_univariate_p, chrec_zerop,
4752 evolution_function_is_constant_p, evolution_function_is_affine_p,
4753 evolution_function_is_affine_or_constant_p,
4754 tree_does_not_contain_chrecs, chrec_type): Likewise.
4755 * tree-data-ref.c (tree_fold_divides_p,
4756 object_address_invariant_in_loop_p, dr_may_alias_p,
4757 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4758 same_access_functions, constant_access_functions,
4759 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4761 * tree-flow.h (scev_direction): Likewise.
4762 * tree-gimple.c (is_gimple_stmt): Likewise.
4763 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4765 * tree-pretty-print.c (op_prio): Likewise.
4766 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4767 analyzable_condition, backedge_phi_arg_p): Likewise.
4768 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4769 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4770 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4773 2007-08-13 Dan Hipschman <dsh@google.com>
4776 * c-format.c (check_format_arg): Move check for zero-length
4777 format strings below the check for unterminated strings.
4779 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4782 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4785 2007-08-13 Nick Clifton <nickc@redhat.com>
4787 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4789 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4792 * c-format.c (gcc_gfc_length_specs): New array.
4793 (gcc_gfc_char_table): Add unsigned specifier, and references to
4794 the l length modifier.
4795 (format_types_orig): Use the new gcc_gfc_length_specs.
4797 2007-08-12 Sa Liu <saliu@de.ibm.com>
4799 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4800 and with REG_RETVAL note after split.
4802 2007-08-11 David Daney <ddaney@avtrex.com>
4804 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4805 as ATTRIBUTE_UNUSED.
4807 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4808 Segher Boessenkool <segher@kernel.crashing.org>
4810 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4811 HAVE_LOCAL_CPU_DETECT not defined.
4813 2007-08-11 Jan Hubicka <jh@suse.cz>
4815 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4816 (cgraph_process_new_functions): Honor previous value of
4817 disregard_inline_limits.
4818 * ipa-inline.c (compute_inline_parameters): Likewise.
4820 2007-08-11 Ian Lance Taylor <iant@google.com>
4822 * alias.h (alias_set_type): Define new type.
4823 (ALIAS_SET_MEMORY_BARRIER): Use it.
4824 * rtl.h: Include alias.h.
4825 (struct mem_attrs): Use alias_set_type.
4826 * tree.h: Include alias.h
4827 (struct tree_type): Use alias_set_type.
4828 (struct tree_struct_field_tag): Likewise.
4829 (struct tree_decl_common): Likewise.
4830 * alias.c (struct alias_set_entry): Use alias_set_type.
4831 (get_alias_set_entry, alias_set_subset_of): Likewise.
4832 (alias_sets_conflict_p): Likewise.
4833 (alias_sets_must_conflict_p): Likewise.
4834 (objects_must_conflict_p): Likewise.
4835 (get_alias_set, new_alias_set): Likewise.
4836 (record_alias_subset, record_component_aliases): Likewise.
4837 (varargs_set, frame_set): Change to alias_set_type.
4838 (get_varargs_alias_set): Use alias_set_type.
4839 (get_frame_alias_set): Likewise.
4840 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4841 * dse.c (struct store_info): Use alias_set_type.
4842 (struct read_info, struct clear_alias_mode_holder): Likewise.
4843 (clear_alias_set_lookup, canon_address): Likewise.
4844 (record_store, check_mem_read_rtx): Likewise.
4845 (dse_record_singleton_alias_set): Likewise.
4846 (dse_invalidate_singleton_alias_set): Likewise.
4847 * emit-rtl.c (get_mem_attrs): Likewise.
4848 (set_mem_attributes_minus_bitpos): Likewise.
4849 (set_mem_alias_set): Likewise.
4850 * expr.c (store_constructor_field, store_field): Likewise.
4851 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4852 * langhooks.c (lhd_get_alias_set): Likewise.
4853 * langhooks-def.h (lhd_get_alias_set): Likewise.
4854 * reload1.c (alter_reg): Likewise.
4855 * tree-flow.h (struct fieldoff): Likewise.
4856 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4857 (may_alias_p, get_smt_for, create_sft): Likewise.
4858 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4859 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4860 (merge_smts_into): Likewise.
4861 * varasm.c (const_alias_set): Likewise.
4862 * c-common.c (strict_aliasing_warning): Likewise.
4863 (c_common_get_alias_set): Likewise.
4864 * dse.h (dse_record_singleton_alias_set): Update declaration.
4865 (dse_invalidate_singleton_alias_set): Likewise.
4866 * emit-rtl.h (set_mem_alias_set): Likewise.
4867 * c-common.h (c_common_get_alias_set): Likewise.
4868 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4869 * print-tree.c (print_node): Likewise.
4870 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4872 (alpha_setup_incoming_varargs): Use alias_set_type.
4873 * config/i386/i386.c (setup_incoming_varargs_64): Use
4875 (setup_incoming_varargs_ms_64): Likewise.
4876 (ix86_GOT_alias_set): Likewise.
4877 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4878 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4879 (set): Change to alias_set_type.
4880 (get_TOC_alias_set): Use alias_set_type.
4881 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4883 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4884 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4886 (struct_value_alias_set): Likewise.
4887 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4889 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4891 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4892 * config/vxworks.h (TARGET_VXWORKS): Override.
4893 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4894 "mips" if TARGET_VXWORKS.
4896 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4898 * calls.c (avoid_likely_spilled_reg): New function.
4899 (expand_call): Use it.
4901 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4903 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4905 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4907 * config/mips/predicates.md (const_call_insn_operand): Invoke
4908 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4910 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4913 * config/rs6000/driver-rs6000.c: Include link.h.
4914 Use ElfW instead of wordsize-specif typedef.
4916 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4918 * system.h (CONST_CAST): New.
4919 * c-decl.c (c_make_fname_decl): Use it.
4920 * c-lex.c (cb_ident, lex_string): Likewise.
4921 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4922 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4923 give_switch, set_multilib_dir): Likewise.
4924 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4925 * passes.c (execute_one_pass): Likewise.
4926 * prefix.c (update_path): Likewise.
4927 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4928 * tree.c (build_string): Likewise.
4930 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4932 * tree-flow-inline.h (is_exec_stmt): Remove.
4933 (is_label_stmt): Remove.
4934 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4937 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4939 * lower-subreg.c (resolve_shift_zext): Don't adjust
4940 src_reg_num for wordmode operands.
4942 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4943 David Ung <davidu@mips.com>
4945 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4946 (TARGET_SCHED_REORDER2): Define.
4947 (mips_maybe_swap_ready): New.
4948 (mips_last_74k_agen_insn): New.
4949 (mips_74k_agen_init): New.
4950 (mips_74k_agen_reorder): New function to group loads and stores
4952 (mips_sched_init): New.
4953 (mips_sched_reorder): Don't do initialization here. Call
4954 mips_74k_agen_reorder.
4955 (mips_variable_issue): Call mips_74k_agen_init.
4957 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4959 * tree-flow-inline.h (get_filename): Remove.
4961 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4963 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4965 (mips_fetch_insns): Delete in favor of...
4966 (mips_load_store_insns): ...this new function.
4967 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4968 to say whether multiword moves _might_ be split.
4969 (mips_fetch_insns): Delete in favor of...
4970 (mips_load_store_insns): ...this new function.
4971 (mips_rtx_costs): Update the call to mips_address_insns.
4972 (mips_address_cost): Likewise.
4973 * config/mips/mips.md (length): Use mips_load_store_insns instead
4974 of mips_fetch_insns.
4975 * config/mips/constraints.md (R): Use mips_address_insns rather
4976 than mips_fetch_insns. Assume that the move never needs to be split.
4978 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4980 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4981 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4982 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4983 * config/mips/mips.h (mips16_hard_float): Delete.
4984 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4985 definitions, and replace with....
4986 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4987 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4988 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4989 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4990 (override_options): Replace MASK_SOFT_FLOAT references with
4991 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4992 and mips16_hard_float when TARGET_MIPS16.
4994 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4997 * c-typeck.c (build_binary_op): Check for non pointer types before
4998 calling int_fits_type_p.
5000 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
5003 * fold-const.c (omit_one_operand): Return only the ommitted expression
5004 if the result is an empty statement.
5005 (pedantic_omit_one_operand): Likewise.
5007 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
5009 * c-typeck.c (readonly_error): Improve error for assignment.
5011 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
5013 (pp_c_expression): Ditto.
5015 2007-08-09 Simon Baldwin <simonb@google.com>
5017 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
5018 break that was preventing simplify_associative_operation() for xor.
5020 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
5021 Nigel Stephens <nigel@mips.com>
5023 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
5024 Document change in interpretation of value from boolean to
5026 * optabs.c (expand_ffs, expand_ctz): New functions to compute
5027 ffs and ctz using clz.
5028 (expand_unop): Call them.
5029 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
5031 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
5032 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
5033 enable the new ffs expansion on this target.
5035 2007-08-09 Jan Hubicka <jh@suse.cz>
5037 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
5038 (expand_ternary_op): Likewise.
5039 (expand_vec_shift_expr): Likewise.
5040 (expand_binop_directly): Likewise.
5041 (expand_binop): Likewise.
5042 (sign_expand_binop): Likewise.
5043 (expand_twoval_unop): Likewise.
5044 (expand_twoval_binop): Likewise.
5045 (expand_twoval_binop_libfunc): Likewise.
5046 (widen_clz): Likewise.
5047 (widen_bswap): Likewise.
5048 (expand_parity): Likewise.
5049 (expand_unop): Likewise.
5050 (expand_abs_nojump): Likewise.
5051 (expand_copysign): Likewise.
5052 (emit_no_conflict_block): Likewise.
5053 (emit_libcall_block): Likewise.
5054 (can_compare_p): Likewise.
5055 (prepare_cmp_insn): Likewise.
5056 (emit_cmp_and_jump_insn_1): Likewise.
5057 (prepare_float_lib_cmp): Likewise.
5058 (emit_conditional_add): Likewise.
5059 (gen_add2_insn): Likewise.
5060 (have_add2_insn): Likewise.
5061 (gen_sub2_insn): Likewise.
5062 (have_sub2_insn): Likewise.
5063 (can_extend_p): Likewise.
5064 (can_fix_p): Likewise.
5065 (can_float_p): Likewise.
5066 (expand_float): Likewise.
5067 (expand_fix): Likewise.
5068 (expand_sfix_optab): Likewise.
5069 (new_optab): Likewise.
5070 (new_convert_optab): Likewise.
5071 (init_libfuncs): Likewise.
5072 (init_interclass_conv_libfuncs): Likewise.
5073 (init_intraclass_conv_libfuncs): Likewise.
5074 (set_conv_libfunc): Likewise.
5075 (init_optabs): Likewise.
5076 (debug_optab_libfuncs): Likewise.
5077 (gen_cond_trap): Likewise.
5078 * optabs.h (optab_handler, convert_optab_hanlder): New.
5079 * genopinit.c: Update optabs generation table.
5080 * reload.c (find_reloads_address_1): Use optabs accestors.
5081 * builtins.c (expand_builtin_mathfn): Likewise.
5082 (expand_builtin_mathfn_2): Likewise.
5083 (expand_builtin_mathfn_3): Likewise.
5084 (expand_builtin_interclass_mathfn): Likewise.
5085 (expand_builtin_sincos): Likewise.
5086 (expand_builtin_cexpi): Likewise.
5087 (expand_builtin_powi): Likewise.
5088 (expand_builtin_strlen): Likewise.
5089 * dojump.c (do_jump): Likewise.
5090 * expr.c (convert_move): Likewise.
5091 (move_by_pieces): Likewise.
5092 (move_by_pieces_ninsns): Likewise.
5093 (can_store_by_pieces): Likewise.
5094 (store_by_pieces_1): Likewise.
5095 (emit_move_via_integer): Likewise.
5096 (emit_move_complex): Likewise.
5097 (emit_move_ccmode): Likewise.
5098 (emit_move_insn_1): Likewise.
5099 (emit_single_push_insn): Likewise.
5100 (store_constructor): Likewise.
5101 (expand_expr_real_1): Likewise.
5102 (do_store_flag): Likewise.
5103 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
5104 (enumerate_modes): Likewise.
5105 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5106 (supportable_widening_operation): Likewise.
5107 (supportable_narrowing_operation): Likewise.
5108 * expmed.c (store_bit_field_1): Likewise.
5109 (extract_bit_field_1): Likewise.
5110 (expand_mult_highpart_optab): Likewise.
5111 (expand_smod_pow2): Likewise.
5112 (expand_divmod): Likewise.
5113 (emit_store_flag): Likewise.
5114 * tree-vect-patterns.c
5115 (vect_pattern_recog_1): Likewise.
5116 * tree-ssa-loop-prefetch.c
5117 (nontemporal_store_p): Likewise.
5118 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
5119 (vect_create_epilog_for_reduction): Likewise.
5120 (vectorizable_reduction): Likewise.
5121 (vectorizable_operation): Likewise.
5122 (vect_strided_store_supported): Likewise.
5123 (vectorizable_store): Likewise.
5124 (vect_strided_load_supported): Likewise.
5125 (vectorizable_load): Likewise.
5126 * combine.c (simplify_comparison): Likewise.
5127 * tree-vect-generic.c
5128 (type_for_widest_vector_mode): Likewise.
5129 (expand_vector_operations_1): Likewise.
5130 * config/spu/spu.c (spu_expand_mov): Likewise.
5131 (spu_emit_vector_compare): Likewise.
5132 * config/rs6000/rs6000.c
5133 (rs6000_emit_vector_compare): Likewise.
5134 * stmt.c (add_case_node): Likewise.
5135 * reload1.c (gen_reload):
5137 2007-08-09 Michael Matz <matz@suse.de>
5139 * tree.h (fixed_zerop): Declare as taking a const_tree.
5140 * tree.c (fixed_zerop): Take a const_tree.
5142 2007-08-09 Ira Rosen <irar@il.ibm.com>
5144 * tree-vect-transform.c (vectorizable_store): Remove call to
5145 copy_virtual_operands() and call mark_symbols_for_renaming() for
5146 the created vector store.
5147 (vect_setup_realignment): Don't call copy_virtual_operands() and
5148 update_vuses_to_preheader().
5149 (vectorizable_load): Don't call copy_virtual_operands().
5150 (update_vuses_to_preheader): Remove.
5152 2007-08-08 Chao-ying Fu <fu@mips.com>
5154 * tree.def (FIXED_POINT_TYPE): New type.
5155 (FIXED_CST): New constant.
5156 (FIXED_CONVERT_EXPR): New expr.
5157 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
5158 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
5159 * tree.h (struct tree_base): Add saturating_flag.
5160 Remove one bit of spare for saturating_flag.
5161 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
5162 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
5163 FIXED_POINT_TYPE_P): Define.
5164 (TYPE_SATURATING): Define.
5165 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
5166 (struct tree_fixed_cst): New.
5167 (TYPE_IBIT, TYPE_FBIT): Define.
5168 (tree_node): Add fixed_cst.
5169 (enum tree_index): Add new enumeration values of
5170 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
5171 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
5172 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
5173 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
5174 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
5175 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
5176 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
5177 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
5178 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
5179 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
5180 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
5181 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
5182 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
5183 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
5184 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
5185 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
5186 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
5187 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
5188 (sat_short_fract_type_node, sat_fract_type_node,
5189 sat_long_fract_type_node, sat_long_long_fract_type_node,
5190 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
5191 sat_unsigned_long_fract_type_node,
5192 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
5193 fract_type_node, long_fract_type_node, long_long_fract_type_node,
5194 unsigned_short_fract_type_node, unsigned_fract_type_node,
5195 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
5196 sat_short_accum_type_node, sat_accum_type_node,
5197 sat_long_accum_type_node, sat_long_long_accum_type_node,
5198 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
5199 sat_unsigned_long_accum_type_node,
5200 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
5201 accum_type_node, long_accum_type_node, long_long_accum_type_node,
5202 unsigned_short_accum_type_node, unsigned_accum_type_node,
5203 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
5204 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
5205 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
5206 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
5207 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
5208 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
5209 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
5210 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
5211 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
5212 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
5213 sat_uda_type_node, sat_uta_type_node): New macro.
5214 (make_fract_type, make_accum_type): Declare.
5215 (make_signed_fract_type, make_unsigned_fract_type,
5216 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
5217 make_signed_accum_type, make_unsigned_accum_type,
5218 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
5219 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
5220 make_or_reuse_sat_signed_fract_type,
5221 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
5222 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
5223 make_or_reuse_sat_unsigned_accum_type): New macro.
5224 (fixed_zerop): Declare.
5225 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5226 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5227 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5228 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5229 * treestruct.def: Add TS_FIXED_CST.
5230 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
5232 (tree-dump.o): Likewise.
5233 (print-tree.o): Likewise.
5234 (tree-pretty-print.o): Likewise.
5235 (fold-const.o): Likewise.
5236 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
5237 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
5238 (is_gimple_min_invariant): Handle FIXED_CST.
5239 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
5240 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5241 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5242 (layout_type): Handle FIXED_POINT_TYPE.
5243 (make_fract_type, make_accum_type): New functions.
5244 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
5245 * tree-dump.c (fixed-value.h): New include.
5246 (dump_fixed): New function.
5247 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
5248 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
5249 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
5250 * tree-pretty-print.c (fixed-value.h): New include.
5251 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
5253 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
5254 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
5255 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
5256 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
5257 for non-saturating fixed-point types.
5258 (reassociate_bb): Likewise.
5259 * emit-rtl.c (fixed-value.h): New include.
5260 (fconst0, fconst1): New array.
5261 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
5262 * tree-vect-generic.c expand_vector_operation): Support
5263 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
5265 (type_for_widest_vector_mode): Add one parameter for the
5267 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
5269 Pass the satp parameter to type_for_mode for fixed-point types.
5270 (expand_vector_operations_1): Pass the saturating flag to
5271 type_for_widest_vector_mode.
5272 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5273 and MODE_VECTOR_UACCUM.
5274 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
5275 (vectorizable_condition): Likewise.
5276 * tree.c (fixed-value.h): New include.
5277 (tree_code_size): Support FIXED_CST.
5278 (build_fixed): New function.
5279 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
5280 (fixed_zerop): New function.
5281 (tree_node_structure): Support FIXED_CST.
5282 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
5283 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
5284 (type_hash_eq): Handle FIXED_POINT_TYPE.
5285 (simple_cst_equal): Support FIXED_CST.
5286 (iterative_hash_expr): Handle FIXED_CST.
5287 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
5288 (get_narrower): Likewise.
5289 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
5290 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
5291 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
5292 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
5294 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
5295 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5296 (initializer_zerop): Support FIXED_CST.
5297 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
5298 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
5299 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
5300 (is_base_type): Handle FIXED_POINT_TYPE.
5301 (add_type_attribute): Handle FIXED_POINT_TYPE.
5302 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
5303 * print-tree.c (fixed-value.h): New include.
5304 (print_node_brief): Support FIXED_CST.
5305 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
5306 * c-pretty-print.c (fixed-value.h): New include.
5307 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
5308 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
5309 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
5310 Support fixed-point types for inner items in VECTOR_TYPE.
5311 (pp_c_direct_declarator): Likewise.
5312 (pp_c_declarator): Likewise.
5313 (pp_c_fixed_constant): New function.
5314 (pp_c_constant): Handle FIXED_CST.
5315 (pp_c_primary_expression): Likewise.
5316 (pp_c_expression): Likewise.
5317 * fold-const.c (fixed-value.h): New include.
5318 (negate_expr_p): Return true for FIXED_CST.
5319 (fold_negate_expr): Support FIXED_CST.
5320 (split_tree): Support FIXED_CST.
5321 (const_binop): Support FIXED_CST.
5322 (fold_convert_const_int_from_fixed): New function to convert from
5324 (fold_convert_const_real_from_fixed): New function to convert from
5326 (fold_convert_const_fixed_from_fixed): New function to convert from
5327 fixed to another fixed.
5328 (fold_convert_const_fixed_from_int): New function to convert from
5330 (fold_convert_const_fixed_from_real): New function to convert from
5332 (fold_convert_const): Support conversions from fixed to int, from
5333 fixed to real, from fixed to fixed, from int to fixed, and from real
5335 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
5336 (operand_equal_p): Support FIXED_CST.
5337 (make_range): For fixed-point modes, we need to pass the
5338 saturating flag as the 2nd parameter.
5339 (tree_swap_operands_p): Handle FIXED_CST.
5340 (fold_plusminus_mult_expr): For fract modes, we cannot generate
5342 (fold_unary): Support FIXED_CONVERT_EXPR.
5343 (fold_binary): Handle FIXED_CST.
5344 Make sure the type is not saturating, before associating operations.
5345 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
5346 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
5347 (fold_negate_const): Support FIXED_CST.
5348 (fold_relational_const): Support FIXED_CST.
5349 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
5350 (gimplify_expr): Handle FIXED_CST.
5351 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
5352 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
5353 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
5354 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
5355 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5356 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5357 LONG_LONG_ACCUM_TYPE_SIZE.
5358 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
5359 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
5360 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
5361 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
5362 MODE_ACCUM, and MODE_UACCUM.
5363 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
5364 fixed-point types to disable reduction.
5365 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
5367 2007-08-08 David Edelsohn <edelsohn@gnu.org>
5369 * config/rs6000/x-rs6000: New file.
5370 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
5371 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
5372 (EXTRA_SPEC_FUNCTIONS): Define.
5373 (HAVE_LOCAL_CPU_DETECT): Define.
5374 (CC1_CPU_SPEC): Define.
5375 * config/rs6000/driver-rs6000.c: New file.
5376 * config/rs6000/aix.h (CC1_SPEC): Define.
5377 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
5378 * config.host: Add x-rs6000 to host_xmake_file if host and target
5379 are rs6000 or powerpc.
5381 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5383 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
5385 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5386 Sandra Loosemore <sandra@codesourcery.com>
5387 Chao-ying Fu <fu@mips.com>
5388 Nigel Stephens <nigel@mips.com>
5389 David Ung <davidu@mips.com>
5391 * doc/invoke.texi (-mcode-readable): Document.
5392 * config/mips/mips.opt (mcode-readable): New option.
5393 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
5394 * config/mips/mips.h (mips_code_readable_setting): New enum.
5395 (mips_code_readable): Declare.
5396 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
5397 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
5398 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
5399 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
5400 boiler-plate comments.
5401 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5402 * config/mips/mips.c (mips_code_readable): New variable.
5403 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
5404 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
5405 context and -mcode-readable setting to restrict the use of
5406 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
5407 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
5408 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
5409 (mips_blocks_for_constant_p): Only return false for
5410 TARGET_MIPS16_PCREL_LOADS.
5411 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
5412 for MIPS16. Handle SYMBOL_32_HIGH.
5413 (mips_const_insns): Allow HIGHs for MIPS16 too.
5414 (mips_unspec_address_offset): New function, split out from...
5415 (mips_unspec_address): ...here.
5416 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
5417 16-bit symbolic constants. Assert approropiate conditions for
5418 using the "la" and "dla" macros.
5419 (mips_handle_option): Handle -mcode-readable=.
5420 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
5421 Set up mips_lo_relocs[SYMBOL_32_HIGH].
5422 (mips_strip_unspec_address): New function, split out from...
5423 (print_operand_reloc): ...here.
5424 (print_operand): Pass constants through mips_strip_unspec_address.
5425 (print_operand_address): Likewise.
5426 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
5427 (mips_select_rtx_section): Remove MIPS16 handling.
5428 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
5429 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
5430 (mips16_lay_out_constants): Do nothing unless
5431 TARGET_MIPS16_PCREL_LOADS.
5432 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
5433 * config/mips/mips.md: Split HIGHs for MIPS16.
5434 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5436 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5438 * config/mips/mips-protos.h (mips_emit_move): Declare.
5439 * config/mips/mips.c (mips_emit_move): New function.
5440 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
5441 (mips_legitimize_const_move): Likewise.
5442 (mips_legitimize_move): Likewise.
5443 (mips_split_64bit_move): Likewise.
5444 (mips_restore_gp): Likewise.
5445 (mips_load_call_address): Likewise.
5446 (mips_emit_fcc_reload): Likewise.
5447 (mips_set_return_address): Likewise.
5448 (mips_block_move_straight): Likewise.
5449 (mips_block_move_loop): Likewise.
5450 (mips_setup_incoming_varargs): Likewise.
5451 (mips_save_reg): Likewise.
5452 (mips_expand_prologue): Likewise.
5453 (mips_restore_reg): Likewise.
5454 (mips_expand_epilogue): Likewise.
5455 (mips_output_mi_thunk): Likewise.
5456 (build_mips16_call_stub): Likewise.
5457 (mips_builtin_branch_and_move): Likewise.
5458 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
5459 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5460 (fixuns_truncdfdi2): Likewise.
5461 (fixuns_truncsfsi2): Likewise.
5462 (fixuns_truncsfdi2): Likewise.
5463 (loadgp_absolute): Likewise.
5464 (builtin_setjmp_setup): Likewise.
5465 (builtin_longjmp): Likewise.
5466 (untyped_call): Likewise.
5468 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5470 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
5471 an "rtx *" argument. Return a bool.
5472 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
5473 values and return true if they can be split. Take the same kind of
5474 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
5475 and store the lo_sum there if nonnull. Use the symbol type to
5476 determine whether a $gp or HIGH is needed.
5477 (mips_legitimize_address): Update call to mips_split_symbol and
5478 simplify accordingly.
5479 (mips_legitimize_const_move): Likewise.
5480 * config/mips/mips.md: In the combine define_split,
5481 check mips_split_symbol instead of splittable_symbolic_operand.
5482 Update use of mips_split_symbol in the generator code.
5483 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
5485 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5487 * config/mips/mips.c (mips_symbolic_address_p): Delete.
5488 (mips_symbol_insns_1): New function, split out from...
5489 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
5490 and stores separately from load addresses.
5491 (mips_classify_address): Replace uses of mips_symbolic_address_p
5492 with uses of mips_symbol_insns.
5493 (mips_address_insns): Update calls to mips_symbol_insns.
5494 (mips_const_insns): Likewise.
5495 (mips_legitimize_address): Likewise.
5497 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5499 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
5500 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5501 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
5502 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
5503 non-call contexts if TARGET_MIPS16.
5504 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
5505 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
5506 code for SYMBOL_ABSOLUTE.
5507 (mips_symbol_insns): Likewise.
5509 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5511 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
5512 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
5513 (mips_symbolic_constant_p): Likewise. Update the call to
5514 mips_classify_symbol.
5515 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
5516 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
5517 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
5518 (print_operand_reloc): Add a context argument. Update the call to
5519 mips_symbolic_constant_p.
5520 (print_operand): Update the calls to print_operand_reloc.
5521 (print_operand_address): Use print_operand_reloc rather than
5523 (mips_rewrite_small_data_p): Add a context argument. Update the call
5524 to mips_symbolic_constant_p.
5525 (mips_small_data_pattern_1): Make DATA the containing mem.
5526 Update the call to mips_rewrite_small_data_p.
5527 (mips_rewrite_small_data_1): Likewise.
5528 (mips_use_anchors_for_symbol_p): Update the call to
5529 mips_symbolic_constant_p.
5530 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5531 (splittable_symbolic_operand): Likewise.
5532 (move_operand): Likewise.
5533 (absolute_symbolic_operand): Likewise.
5534 (got_disp_operand): Likewise.
5535 (got_page_ofst_operand): Likewise.
5537 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5539 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5540 (SYMBOL_ABSOLUTE): ...this.
5541 (SYMBOL_SMALL_DATA): Rename to...
5542 (SYMBOL_GP_RELATIVE): ...this.
5543 (SYMBOL_CONSTANT_POOL): Rename to...
5544 (SYMBOL_PC_RELATIVE): ...this.
5545 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5546 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5547 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5548 after above changes.
5549 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5550 (general_symbolic_operand): Rename to...
5551 (absolute_symbolic_operand): ...this.
5552 * config/mips/mips.md: Update after above changes.
5554 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5555 Revital Eres <eres@il.ibm.com>
5557 * ddg.c (print_ddg): Add dump information.
5558 * modulo-sched.c (print_node_sched_params): Add parameter and
5560 (calculate_maxii): Remove function.
5561 (undo_generate_reg_moves): Likewise.
5562 (undo_permute_partial_schedule): Likewise.
5563 (kernel_number_of_cycles): Likewise.
5564 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5565 (sms_schedule): Use it. Remove profitability checks.
5566 (sms_schedule_by_order): Fix order of nodes within the cycle.
5568 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5570 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5571 -profile option, add pie support.
5572 (ENDFILE_SPEC): New spec.
5573 * config/gnu.h (LIB_SPEC): Add -profile option.
5575 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5577 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5578 * config/gnu.h (LIB_SPEC): Likewise.
5580 2007-08-07 Yaz Saito <saito@google.com>
5581 Ian Lance Taylor <iant@google.com>
5583 * common.opt (finstrument-functions-exclude-function-list): New
5585 (finstrument-functions-exclude-file-list): New option.
5586 * opts.c (char_p): Define and DEF_VEC.
5587 (flag_instrument_functions_exclude_functions): New static
5589 (flag_instrument_functions_exclude_files): New static variable.
5590 (add_instrument_functions_exclude_list): New static function.
5591 (flag_instrument_functions_exclude_p): New function.
5592 (common_handle_option): Handle new options.
5593 * flags.h (flag_instrument_functions_exclude_p): Declare.
5594 * gimplify.c (gimplify_function_tree): Call
5595 flag_instrument_functions_exclude_p.
5596 * doc/invoke.texi (Option Summary): Mention new options.
5597 (Code Gen Options): Document new options.
5599 2007-08-07 Ian Lance Taylor <iant@google.com>
5601 PR rtl-optimization/32776
5602 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5603 (resolve_use): Likewise.
5604 (decompose_multiword_subregs): Remove "changed" local variable.
5606 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5608 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5609 * configure: Regenerate.
5610 * config.in: Regenerate.
5611 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5614 2007-08-07 Ian Lance Taylor <iant@google.com>
5616 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5617 note, just delete the insn.
5619 2007-08-07 Andreas Schwab <schwab@suse.de>
5622 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5625 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5627 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5628 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5629 (decompose_multiword_subregs): Use the functions above to decompose
5630 multiword shifts and zero-extends.
5632 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5634 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5635 "assemble" descriptions which were swapped.
5637 2007-08-06 Chao-ying Fu <fu@mips.com>
5639 * fixed-value.h: New file.
5640 * fixed-value.c: New file.
5641 * Makefile.in (OBJS-common): Add fixed-value.o.
5642 (fixed-value.o): New rule.
5643 (GTFILES): Add fixed-value.h.
5644 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5645 to compare a.low and b.low.
5646 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5648 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5649 Daniel Jacobowitz <dan@codesourcery.com>
5652 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5654 (x86_64-*-netbsd*): Likewise.
5655 (x86_64-*-linux*): Likewise.
5656 (x86_64-*-kfreebsd*-gnu): Likewise.
5657 (x86_64-*-knetbsd*-gnu): Likewise.
5658 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5660 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5662 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5663 Add -fno-asynchronous-unwind-tables.
5665 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5666 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5667 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5668 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5669 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5671 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5673 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5674 (TARGET_C_MODE_FOR_SUFFIX): New.
5676 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5678 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5680 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5682 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5684 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5686 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5687 before checking function returns in conditional expressions.
5689 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5692 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5694 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5697 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5698 for INTEGRAL_TYPE_P.
5700 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5702 * configure.ac: Remove --enable-checking=df from default settings.
5703 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5704 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5705 if the parameter is true.
5706 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5707 DF_VERIFY_SCHEDULED flag is true.
5708 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5709 (df_finish_pass): Adjust prototype.
5710 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5713 * see.c (pass_see): Add TODO_df_verify.
5714 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5715 * global.c (rest_of_handle_global_alloc): Schedule verification
5717 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5719 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5720 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5721 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5723 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5724 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5725 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5727 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5728 Revital Eres <eres@il.ibm.com>
5730 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5732 * ddg.c (create_ddg_dependence): Rename to...
5733 (create_ddg_dep_from_intra_loop_link): This. Do not check
5734 for interloop edges. Do not create anti dependence edge when
5735 a true dependence edge exists in the opposite direction and
5736 -fmodulo-sched-allow-regmoves is set.
5737 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5738 (add_cross_iteration_register_deps): Create anti dependence edge
5739 when -fno-modulo-sched-allow-regmoves is set.
5740 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5742 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5744 * config/arm/arm.md (movsi): Add braces.
5746 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5749 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5750 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5753 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5755 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5756 state accessor functions.
5757 * cfgloopmanip.c (remove_path, create_preheaders,
5758 force_single_succ_latches, fix_loop_structure): Ditto.
5759 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5760 tree_duplicate_loop_to_header_edge): Ditto.
5761 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5762 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5764 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5765 cleanup_tree_cfg): Ditto.
5766 * tree-cfg.c (tree_merge_blocks): Ditto.
5767 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5768 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5769 loop_preheader_edge, single_exit): Ditto.
5770 (flow_loops_find): Do not clear loops->state.
5771 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5772 loops_state_clear): New functions.
5774 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5777 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5778 when adding to the base and convert ELT to sizetype instead of type.
5780 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5783 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5784 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5786 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5789 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5790 correct type the negate expression.
5792 2007-08-03 Jan Hubicka <jh@suse.cz>
5794 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5797 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5799 * config/rs6000/rs6000.c (struct processor_cost): Change
5800 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5801 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5803 (rios1_costs, rios2_cost): Correct cache line size.
5804 (rs6000_override_options): Set l2-cache-size parameter.
5806 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5807 Diego Novillo <dnovillo@google.com>
5810 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5811 if the range includes 0.
5813 2007-08-03 Ben Elliston <bje@au.ibm.com>
5815 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5816 mode to unspec expressions to silence a warning from the generator
5819 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5821 * config/ia64/constraints.md ("U"): Make constraint vector only.
5823 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5826 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5827 always_inline attribute on the function decl.
5829 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5832 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5833 if we are compiling with -fPIC.
5835 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5836 Nigel Stephens <nigel@mips.com>
5838 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5839 Define for MIPS32 and MIPS64.
5841 2007-08-02 Nick Clifton <nickc@redhat.com>
5843 * config/host-hpux.c: Change copyright header to refer to version
5844 3 of the GNU General Public License and to point readers at the
5845 COPYING3 file and the FSF's license web page.
5846 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5847 config/alpha/linux.h, config/alpha/alpha.opt,
5848 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5849 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5850 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5851 config/alpha/alpha.h, config/alpha/sync.md,
5852 config/alpha/openbsd.h, config/alpha/alpha.md,
5853 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5854 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5855 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5856 config/alpha/constraints.md, config/alpha/osf.h,
5857 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5858 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5859 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5860 config/frv/frv-asm.h, config/frv/frv-protos.h,
5861 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5862 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5863 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5864 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5865 config/s390/s390.opt, config/s390/s390-modes.def,
5866 config/s390/fixdfdi.h, config/s390/constraints.md,
5867 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5868 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5869 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5870 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5871 config/m32c/prologue.md, config/m32c/m32c.abi,
5872 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5873 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5874 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5875 config/m32c/jump.md, config/m32c/shift.md,
5876 config/m32c/m32c-protos.h, config/libgloss.h,
5877 config/spu/spu-protos.h, config/spu/predicates.md,
5878 config/spu/spu-builtins.h, config/spu/spu.c,
5879 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5880 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5881 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5882 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5883 config/sparc/hypersparc.md, config/sparc/predicates.md,
5884 config/sparc/linux.h, config/sparc/sp64-elf.h,
5885 config/sparc/supersparc.md, config/sparc/cypress.md,
5886 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5887 config/sparc/niagara.md, config/sparc/sparc.md,
5888 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5889 config/sparc/sparc.opt, config/sparc/sync.md,
5890 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5891 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5892 config/sparc/sparc.c, config/sparc/little-endian.opt,
5893 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5894 config/sparc/linux64.h, config/sparc/freebsd.h,
5895 config/sparc/sol2.h, config/sparc/rtemself.h,
5896 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5897 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5898 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5899 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5900 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5901 config/m32r/linux.h, config/m32r/constraints.md,
5902 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5903 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5904 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5905 config/i386/i386.md, config/i386/netware-crt0.c,
5906 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5907 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5908 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5909 config/i386/sol2.h, config/i386/constraints.md,
5910 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5911 config/i386/predicates.md, config/i386/geode.md,
5912 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5913 config/i386/freebsd64.h, config/i386/vxworksae.h,
5914 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5915 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5916 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5917 config/i386/netware.h, config/i386/i386-modes.def,
5918 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5919 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5920 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5921 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5922 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5923 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5924 config/i386/xm-mingw32.h, config/i386/linux64.h,
5925 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5926 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5927 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5928 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5929 config/i386/cygwin2.c, config/i386/i386-protos.h,
5930 config/i386/sync.md, config/i386/openbsd.h,
5931 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5932 config/i386/nto.h, config/i386/biarch64.h,
5933 config/i386/i386-coff.h, config/i386/freebsd.h,
5934 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5935 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5936 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5937 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5938 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5939 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5940 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5941 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5942 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5943 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5944 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5945 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5946 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5947 config/sh/superh64.h, config/sh/rtemself.h,
5948 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5949 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5950 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5951 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5952 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5953 config/avr/predicates.md, config/avr/constraints.md,
5954 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5955 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5956 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5957 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5958 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5959 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5960 config/c4x/predicates.md, config/c4x/c4x.h,
5961 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5962 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5963 config/xtensa/linux.h, config/xtensa/xtensa.h,
5964 config/xtensa/elf.h, config/xtensa/xtensa.md,
5965 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5966 config/xtensa/xtensa-protos.h, config/dbx.h,
5967 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5968 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5969 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5970 config/host-solaris.c, config/fr30/fr30.h,
5971 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5972 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5973 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5974 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5975 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5976 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5977 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5978 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5979 config/cris/predicates.md, config/cris/linux.h,
5980 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5981 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5982 config/cris/aout.opt, config/cris/cris-protos.h,
5983 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5984 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5985 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5986 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5987 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5988 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5989 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5990 config/chorus.h, config/mn10300/mn10300.c,
5991 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5992 config/mn10300/mn10300.h, config/mn10300/linux.h,
5993 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5994 config/mn10300/mn10300.md, config/ia64/predicates.md,
5995 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5996 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5997 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5998 config/ia64/freebsd.h, config/ia64/ia64.md,
5999 config/ia64/ia64-modes.def, config/ia64/constraints.md,
6000 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
6001 config/gofast.h, config/rtems.h, config/sol2-10.h,
6002 config/m68k/predicates.md, config/m68k/m68k.md,
6003 config/m68k/linux.h, config/m68k/m68k-modes.def,
6004 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
6005 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
6006 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
6007 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
6008 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
6009 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
6010 config/m68k/constraints.md, config/m68k/rtemself.h,
6011 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
6012 config/m68k/uclinux.h, config/rs6000/power4.md,
6013 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
6014 config/rs6000/linux.h, config/rs6000/eabi.h,
6015 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
6016 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
6017 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
6018 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
6019 config/rs6000/windiss.h, config/rs6000/603.md,
6020 config/rs6000/aix41.h, config/rs6000/cell.md,
6021 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
6022 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
6023 config/rs6000/darwin.md, config/rs6000/darwin64.h,
6024 config/rs6000/default64.h, config/rs6000/7xx.md,
6025 config/rs6000/darwin.opt, config/rs6000/spe.md,
6026 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
6027 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
6028 config/rs6000/7450.md, config/rs6000/linux64.h,
6029 config/rs6000/constraints.md, config/rs6000/440.md,
6030 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
6031 config/rs6000/rs6000.c, config/rs6000/aix52.h,
6032 config/rs6000/rs6000.h, config/rs6000/power6.md,
6033 config/rs6000/predicates.md, config/rs6000/altivec.md,
6034 config/rs6000/aix64.opt, config/rs6000/rios1.md,
6035 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
6036 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
6037 config/rs6000/darwin7.h, config/rs6000/dfp.md,
6038 config/rs6000/linux64.opt, config/rs6000/sync.md,
6039 config/rs6000/vxworksae.h, config/rs6000/power5.md,
6040 config/rs6000/lynx.h, config/rs6000/biarch64.h,
6041 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
6042 config/rs6000/eabispe.h, config/rs6000/e500.h,
6043 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
6044 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
6045 config/rs6000/aix.h, config/rs6000/vxworks.h,
6046 config/rs6000/40x.md, config/rs6000/aix51.h,
6047 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
6048 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
6049 config/arc/arc.h, config/mcore/mcore-elf.h,
6050 config/mcore/mcore-protos.h, config/mcore/predicates.md,
6051 config/mcore/mcore.md, config/mcore/mcore.c,
6052 config/mcore/mcore.opt, config/mcore/mcore.h,
6053 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
6054 config/score/predicates.md, config/score/score-version.h,
6055 config/score/score-protos.h, config/score/misc.md,
6056 config/score/elf.h, config/score/score.c, config/score/mac.md,
6057 config/score/score7.md, config/score/score.h,
6058 config/score/score-conv.h, config/score/score-mdaux.c,
6059 config/score/score.md, config/score/score.opt,
6060 config/score/score-modes.def, config/score/score-mdaux.h,
6061 config/score/mul-div.S, config/arm/uclinux-elf.h,
6062 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
6063 config/arm/symbian.h, config/arm/linux-elf.h,
6064 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
6065 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
6066 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
6067 config/arm/strongarm-pe.h, config/arm/arm.h,
6068 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
6069 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
6070 config/arm/arm-modes.def, config/arm/linux-eabi.h,
6071 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
6072 config/arm/arm-cores.def, config/arm/arm-protos.h,
6073 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
6074 config/arm/wince-pe.h, config/arm/neon.md,
6075 config/arm/constraints.md, config/arm/neon.ml,
6076 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
6077 config/arm/arm.opt, config/arm/arm926ejs.md,
6078 config/arm/predicates.md, config/arm/iwmmxt.md,
6079 config/arm/arm_neon.h, config/arm/unknown-elf.h,
6080 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
6081 config/arm/neon-testgen.ml, config/arm/arm.md,
6082 config/arm/xscale-coff.h, config/arm/pe.c,
6083 config/arm/arm-generic.md, config/arm/pe.h,
6084 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
6085 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
6086 config/arm/strongarm-elf.h, config/arm/cirrus.md,
6087 config/arm/netbsd-elf.h, config/arm/vxworks.h,
6088 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
6089 config/pa/predicates.md, config/pa/pa64-hpux.h,
6090 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
6091 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
6092 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
6093 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
6094 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6095 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
6096 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
6097 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
6098 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
6099 config/pa/pa64-regs.h, config/pa/pa-modes.def,
6100 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
6101 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
6102 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
6103 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
6104 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
6105 config/mips/linux64.h, config/mips/elforion.h,
6106 config/mips/constraints.md, config/mips/generic.md,
6107 config/mips/predicates.md, config/mips/4300.md,
6108 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
6109 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
6110 config/mips/5k.md, config/mips/vr4120-div.S,
6111 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
6112 config/mips/mips-protos.h, config/mips/6000.md,
6113 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
6114 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
6115 config/mips/mips-modes.def, config/mips/vr.h,
6116 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
6117 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
6118 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
6119 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
6120 config/vax/openbsd1.h, config/vax/netbsd.h,
6121 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
6122 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
6123 config/h8300/rtems.h, config/h8300/predicates.md,
6124 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
6125 config/h8300/h8300.md, config/h8300/h8300.opt,
6126 config/h8300/coff.h, config/h8300/h8300-protos.h,
6127 config/v850/v850.md, config/v850/predicates.md,
6128 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
6129 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
6130 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
6131 config/mmix/mmix.h, config/mmix/predicates.md,
6132 config/mmix/mmix-protos.h, config/mmix/mmix.md,
6133 config/mmix/mmix.c, config/mmix/mmix.opt,
6134 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
6135 config/bfin/rtems.h, config/bfin/bfin-modes.def,
6136 config/bfin/predicates.md, config/bfin/bfin-protos.h,
6137 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
6140 2007-08-02 Richard Sandiford <richard@codesourcery.com>
6142 * emit-rtl.c (reset_used_decls): Rename to...
6143 (set_used_decls): ...this. Set the used flag rather than clearing it.
6144 (unshare_all_rtl_again): Update accordingly. Set flags on argument
6145 DECL_RTLs rather than resetting them.
6147 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
6149 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
6151 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6153 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
6154 argument to find_reloads_address.
6156 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
6158 PR tree-optimization/32919
6159 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
6160 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
6161 (coalesce_ssa_name): Call it.
6163 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6164 David Ung <davidu@mips.com>
6166 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
6167 (__mips16_unorddf2, __mips16_floatunsidf): New.
6168 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
6170 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
6172 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6174 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
6175 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
6176 * tree.h (OMP_SECTIONS_CONTROL): New macro.
6177 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
6178 * omp-low.c (get_ws_args_for, determine_parallel_type,
6179 expand_omp_for_generic, expand_omp_for_static_nochunk,
6180 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6181 Work with more precise CFG.
6182 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
6183 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
6185 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
6186 * gimple-low.c (lower_stmt): Ditto.
6187 * tree-inline.c (estimate_num_insns_1): Ditto.
6188 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
6189 (OMP_SECTIONS_SWITCH): New.
6190 * tree-cfgcleanup.c (cleanup_omp_return): New.
6191 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
6192 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
6193 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
6194 (tree_redirect_edge_and_branch): Handle omp constructs.
6196 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
6197 with three arguments.
6199 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6201 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
6204 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6206 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
6207 the loop structures may need fixing.
6208 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
6210 (cleanup_tree_cfg_loop): Removed.
6211 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
6212 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
6213 instead of running cleanup_tree_cfg_loop.
6214 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
6215 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
6216 (tree_predictive_commoning): Declaration changed.
6217 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
6219 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6221 * doc/invoke.texi (l1-cache-size): Update documentation.
6222 (l2-cache-size): Document.
6223 * params.h (L2_CACHE_SIZE): New macro.
6224 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
6225 that L1_CACHE_SIZE is in kB now.
6226 (L2_CACHE_SIZE_BYTES): New macro.
6227 (tree_ssa_prefetch_arrays): Show size in kB.
6228 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
6229 and l2_cache_size fields.
6230 * config/i386/driver-i386.c (describe_cache): Detect cache size
6232 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
6233 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
6234 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
6235 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
6236 (override_options): Set l1-cache-size and l2-cache-size to default
6237 values if not specified otherwise.
6238 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
6239 (PARAM_L2_CACHE_SIZE): New.
6241 2007-08-01 Nigel Stephens <nigel@mips.com>
6242 David Ung <davidu@mips.com>
6243 Thiemo Seufer <ths@mips.com>
6244 Chris Dearman <chris@mips.com>
6245 Richard Sandiford <richard@codesourcery.com>
6247 * config.gcc (mips*-sde-elf*): New stanza.
6248 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
6249 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
6250 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
6251 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
6252 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
6253 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
6255 * config/mips/sde.h: New file.
6256 * config/mips/t-libgcc-mips16: Likewise.
6257 * config/mips/t-sde: Likewise.
6258 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
6259 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
6260 _MIPS_FPSET and _MIPS_SZINT.
6261 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
6262 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
6263 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
6264 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
6265 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6266 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6267 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
6268 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
6269 _MIPS_SZPTR and _MIPS_FPSET.
6270 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
6271 architecture is specified.
6272 (MIPS_32BIT_OPTION_SPEC): New macro.
6274 2007-07-31 Dan Hipschman <dsh@google.com>
6276 * gcc.c (end_going_arg): New function.
6277 (do_spec_2): Use it.
6278 (do_spec_1): Use it.
6280 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
6282 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
6283 only if ENABLE_CHECKING is defined.
6285 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
6287 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
6288 df_ru_add_problem, df_ru_get_bb_info): Removed.
6289 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
6290 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
6291 df_ru_free_bb_info, df_ru_alloc,
6292 df_ru_bb_local_compute_process_def,
6293 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
6294 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
6295 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
6296 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
6297 df_ru_add_problem): Removed.
6299 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6302 * pa.md (casesi32): Use match_scratch. Revise insn condition.
6303 (casesi32p, casesi64p): Likewise.
6304 (casesi): Adjust for above.
6306 2007-07-31 Richard Sandiford <richard@codesourcery.com>
6308 * mode-switching.c (create_pre_exit): Don't search past calls.
6310 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
6312 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
6314 2007-07-31 Revital Eres <eres@il.ibm.com>
6316 * ddg.c (add_deps_for_def): Rename to...
6317 (add_cross_iteration_register_deps): This. Change implementation
6318 to use only reaching def and def-use chains to construct the
6319 inter loop dependencies.
6320 (add_deps_for_use): Remove function.
6321 (build_inter_loop_deps): Call add_cross_iteration_register_deps
6322 function to build the inter loop dependencies.
6323 * modulo-sched.c (sms_schedule): Build only
6324 reaching def and def-use chains for the propose of the ddg
6327 2007-07-31 Julian Brown <julian@codesourcery.com>
6329 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
6330 New define_insns. Use correct RTL.
6331 (vec_set<mode>): Write as expander.
6333 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
6335 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
6336 to an unallocated space.
6338 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
6341 (split_constant_offset): Enable split_constant_offset to extract
6342 constants from other statements.
6343 * tree-vect-transform.c
6344 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
6345 to a temp var. Force base_offset to be simple.
6347 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
6349 * df-scan.c (df_scan_verify): Remove artificial limit on
6350 the number of blocks for verification.
6351 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
6352 df_simulate_defs): Avoid unnecessary insn checking for defs.
6354 2007-07-29 Mark Mitchell <mark@codesourcery.com>
6356 * config/m68k/lb1sf68.asm (FUNC): New macro.
6358 (__udivsi3): Likewise.
6359 (__divsi3): Likewise.
6360 (__umodsi3): Likewise.
6361 (__modsi3): Likewise.
6362 (__subdf3): Likewise.
6363 (__adddf3): Likewise.
6364 (__muldf3): Likewise.
6365 (__divdf3): Likewise.
6366 (__negdf2): Likewise.
6367 (__cmpdf2): Likewise.
6368 (__subsf3): Likewise.
6369 (__addsf3): Likewise.
6370 (__mulsf3): Likewise.
6371 (__divsf3): Likewise.
6372 (__negsf2): Likewise.
6373 (__cmpsf2): Likewise.
6374 (__eqdf2): Likewise.
6375 (__nedf2): Likewise.
6376 (__gtdf2): Likewise.
6377 (__gedf2): Likewise.
6378 (__ltdf2): Likewise.
6379 (__ledf2): Likewise.
6380 (__eqsf2): Likewise.
6381 (__nesf2): Likewise.
6382 (__gtsf2): Likewise.
6383 (__gesf2): Likewise.
6384 (__ltsf2): Likewise.
6385 (__lesf2): Likewise.
6387 2007-07-30 Ollie Wild <aaw@google.com>
6389 * c-ppoutput.c (print_lines_directives_only): New function.
6390 (scan_translation_unit_directives_only): New function.
6391 (preprocess_file): Add call to scan_translation_unit_directives_only.
6392 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
6393 (sanitize_cpp_opts): Add default flag_dump_macros setting for
6394 -fdirectives-only. Add errors for -fdirectives-only conflict with
6395 -Wunused-macros and -traditional.
6396 (finish_options): Add builtin macro initialization for
6397 -fdirectives-only + -fpreprocessed.
6398 * c.opt (fdirectives-only): New.
6399 * doc/cppopts.texi (fdirectives-only): New.
6401 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6403 * alias.c (record_set, memory_modified_1): Constify.
6404 * bt-load.c (note_btr_set): Likewise.
6405 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
6406 * combine.c (set_nonzero_bits_and_sign_copies,
6407 expand_field_assignment, record_dead_and_set_regs_1,
6408 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
6409 likely_spilled_retval_1): Likewise.
6410 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
6411 frv_io_handle_set): Likewise.
6412 * config/mips/mips.c (mips_sim_record_set,
6413 vr4130_true_reg_dependence_p_1): Likewise.
6414 * config/mt/mt.c (insn_dependent_p_1): Likewise.
6415 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
6416 * config/sh/sh.c (flow_dependent_p_1): Likewise.
6417 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
6418 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
6419 * ddg.c (mark_mem_store): Likewise.
6420 * df-problems.c (df_urec_mark_reg_change): Likewise.
6421 * function.c (update_epilogue_consts): Likewise.
6422 * gcse.c (record_set_info, record_last_set_info,
6423 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
6424 reg_clear_last_set): Likewise.
6425 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
6427 * jump.c (reversed_comparison_code_parts): Likewise.
6428 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
6429 reg_is_set): Likewise.
6430 * loop-iv.c (mark_altered): Likewise.
6431 * mode-switching.c (reg_becomes_live): Likewise.
6432 * optabs.c (no_conflict_move_test): Likewise.
6433 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
6435 * postreload.c (reload_combine_note_store, move2add_note_store):
6437 * regmove.c (flags_set_1): Likewise.
6438 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
6440 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
6442 * resource.c (update_live_status): Likewise.
6443 * rtl.h (set_of, note_stores): Likewise.
6444 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
6445 note_stores, parms_set): Likewise.
6446 * sched-rgn.c (sets_likely_spilled_1): Likewise.
6447 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
6449 * var-tracking.c (count_stores, add_stores): Likewise.
6451 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6453 * alias.c (mems_in_disjoint_alias_sets_p,
6454 fixed_scalar_and_varying_struct_p, aliases_everything_p,
6455 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
6456 write_dependence_p, mems_in_disjoint_alias_sets_p,
6457 read_dependence, true_dependence, canon_true_dependence,
6458 anti_dependence, output_dependence): Constify.
6459 * combine.c (extended_count): Likewise.
6460 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
6461 * cselib.c (get_value_hash, references_value_p,
6462 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
6463 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
6464 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
6465 * function.c (contains, prologue_epilogue_contains,
6466 sibcall_epilogue_contains): Likewise.
6467 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
6468 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
6469 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
6470 reg_or_subregno): Likewise.
6471 * recog.c (asm_noperands): Likewise.
6472 * reload1.c (function_invariant_p): Likewise.
6473 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
6474 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
6475 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
6476 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
6477 true_regnum, reg_or_subregno, condjump_in_parallel_p,
6478 extended_count, prologue_epilogue_contains,
6479 sibcall_epilogue_contains, function_invariant_p, true_dependence,
6480 canon_true_dependence, read_dependence, anti_dependence,
6481 output_dependence): Likewise.
6482 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
6484 2007-07-30 Julian Brown <julian@codesourcery.com>
6486 * config/arm/neon.md (V_ext): New mode attribute.
6487 (neon_vget_lane<mode>): Replace with define_expand.
6488 (neon_vget_lane<mode>_sext_internal)
6489 (neon_vget_lane<mode>_zext_internal): New define_insns for double
6490 and quad precision vectors.
6491 (neon_vget_lanedi): Add bounds check. Remove dead comment.
6492 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
6493 have typeless 32-bit result.
6495 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6498 * tree-affine.h (aff_tree): The type of rest is sizetype for types
6500 * tree-affine.c (aff_combination_scale): If type is a pointer type,
6501 use sizetype for rest.
6502 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
6503 (aff_combination_convert): Don't convert rest for pointer types.
6505 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6507 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
6509 * tree-ssa-alias.c: Add alloc-pool.h.
6510 (init_alias_info): Free alias_bitmap_obstack.
6511 (delete_alias_info): Call delete_mem_ref_stats.
6512 (get_mem_sym_stats_for): Use alloc_pool.
6513 (init_mem_ref_stats): Do not delete mem_ref_stats here.
6514 (delete_mem_sym_stats): Removed.
6516 2007-07-29 Sebastian Pop <sebpop@gmail.com>
6518 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
6519 functions cannot be represented as classical distance vectors.
6521 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6523 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
6524 * builtins.c (validate_arg, builtin_mathfn_code,
6525 validate_arglist): Likewise.
6526 * calls.c (call_expr_flags): Likewise.
6527 * combine.c (reg_nonzero_bits_for_combine,
6528 reg_num_sign_bit_copies_for_combine, get_last_value,
6529 reg_truncated_to_mode): Likewise.
6530 * emit-rtl.c (subreg_lowpart_p): Likewise.
6531 * expr.c (highest_pow2_factor_for_target,
6532 categorize_ctor_elements_1, categorize_ctor_elements,
6533 count_type_elements, contains_packed_reference,
6534 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6535 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6536 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6537 native_encode_int, native_encode_real, native_encode_complex,
6538 native_encode_vector, native_encode_expr, native_interpret_int,
6539 native_interpret_real, native_interpret_complex,
6540 native_interpret_vector, native_interpret_expr): Likewise.
6541 * function.c (use_register_for_decl): Likewise.
6542 * gimplify.c (get_name): Likewise.
6543 * langhooks-def.h (lhd_return_null_const_tree): New.
6544 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6545 * langhooks.c (lhd_return_null_const_tree): New.
6546 * langhooks.h (lang_get_callee_fndecl): Constify.
6547 * output.h (constructor_static_from_elts_p): Likewise.
6548 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6549 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6550 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6551 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6552 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6553 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6554 * rtlhooks-def.h (reg_nonzero_bits_general,
6555 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6557 * rtlhooks.c (reg_num_sign_bit_copies_general,
6558 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6560 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6561 * stor-layout.c (mode_for_size_tree): Likewise.
6562 * tree-ssa-loop-im.c (memref_eq): Likewise.
6563 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6564 * tree.c (contains_placeholder_p, type_list_equal,
6565 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6567 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6568 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6569 contains_placeholder_p, contains_packed_reference,
6570 get_callee_fndecl, operand_equal_for_phi_arg_p,
6571 warn_if_unused_value, is_body_block, native_encode_expr,
6572 native_interpret_expr, fold_convertible_p, operand_equal_p,
6573 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6574 validate_arglist, simple_cst_equal, type_list_equal,
6575 use_register_for_decl, call_expr_flags, get_name,
6576 highest_pow2_factor): Likewise.
6577 (const_call_expr_arg_iterator_d,
6578 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6579 first_const_call_expr_arg, more_const_call_expr_args_p,
6580 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6581 * varasm.c (constructor_static_from_elts_p): Constify.
6583 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6585 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6586 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6587 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6588 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6589 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6590 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6591 spelling conventions.
6592 * doc/invoke.texi: Follow spelling conventions.
6594 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6595 Revital Eres <eres@il.ibm.com>
6597 * modulo-sched.c (sms_schedule): Avoid loops which includes
6598 auto-increment instructions.
6600 2007-07-28 Richard Guenther <rguenther@suse.de>
6603 * fold-const.c (fold_cond_expr_with_comparison): Convert
6604 operand zero of MIN/MAX_EXPR to correct type.
6606 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6608 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6609 flags_from_decl_or_type): Constify.
6610 * gcc.c (do_spec_1): Likewise.
6611 * print-tree.c (dump_addr, print_node_brief): Likewise.
6612 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6613 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6614 tree_purge_all_dead_eh_edges): Likewise.
6615 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6616 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6618 * tree.c (expr_location, expr_has_location, expr_locus,
6619 expr_filename, expr_lineno, get_inner_array_type,
6620 fields_compatible_p): Likewise.
6621 * tree.h (get_inner_array_type, fields_compatible_p,
6622 expr_location, expr_has_location, expr_locus, expr_filename,
6623 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6624 setjmp_call_p, alloca_call_p): Likewise.
6626 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6628 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6629 TV_FLOW_INSENSITIVE.
6631 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6633 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6634 (compute_flow_insensitive_aliasing): Ditto for
6635 TV_FLOW_INSENSITIVE.
6637 2007-07-27 Jan Hubicka <jh@suse.cz>
6639 * config/i386/i386.c (register_move_cost): Remove accidentally
6640 comitted #if 0 block.
6642 * attribs.c: Include hashtab.h
6643 (attribute_hash): New.
6644 (substring): New structure.
6645 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6647 (init_attributes): Initialize attribute hash.
6648 (decl_attributes): Use attribute hash.
6649 * Makefile.in (attribs.c): Depend on hashtab.h.
6651 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6653 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6655 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6657 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6658 __mips_dspr2 and __mips_dsp_rev macros.
6659 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6661 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6663 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6665 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6669 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6670 and the updating of the live and do_not_gen sets.
6671 (df_note_bb_compute): Added updating of live and do_not_gen sets
6672 for regular defs so that the case of clobber inside conditional
6673 call is processed correctly.
6675 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6677 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6678 operands with compatible type.
6680 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6682 * expr.h (store_bit_field): Don't return a value.
6683 * expmed.c (check_predicate_volatile_ok): New function.
6684 (store_bit_field_1): New function, extracted from store_bit_field.
6685 Take a fallback_p argument and return true if the operation succeeded.
6686 Only use store_fixed_bit_field if fallback_p. Don't recompute
6687 mode_for_extraction; use op_mode instead. Try forcing memories
6688 into registers if the insv expander fails.
6689 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6690 Don't return a value.
6691 (convert_extracted_bit_field): New function, extracted from
6693 (extract_bit_field_1): Likewise. Take a fallback_p argument
6694 and return NULL if the operation succeeded. Only use
6695 extract_fixed_bit_field if fallback_p. Only calculate one
6696 extraction mode. Combine code for extv and extzv. Try forcing
6697 memories into registers if the ext(z)v expander fails.
6698 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6700 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6702 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6704 (df_ref): Likewise. Put regno with other integer fields.
6706 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6708 * df.h (df_mw_hardreg): Remove "loc" field.
6709 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6711 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6712 split out from df_set_unused_notes_for_mw. Return false for
6713 partial references. Assert that mw_reg is a REG when returning true.
6714 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6715 (df_whole_mw_reg_dead_p): New function, split out from
6716 df_set_dead_notes_for_mw. Return false for partial references.
6717 Assert that mw_reg is a REG when returning true.
6718 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6719 Remove redundant bitmap check.
6721 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6723 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6724 ($(T)crtend.o): Likwise.
6725 ($(T)crtbeginS.o): Likwise.
6726 ($(T)crtendS.o): Likwise.
6727 ($(T)crtfastmath.o): Likwise.
6729 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6731 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6732 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6733 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6734 and x_n_bbs_in_dom_tree fields.
6736 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6738 PR tree-optimization/32087
6739 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6740 Do not call scale_bbs_frequencies_int with prob of zero.
6742 2007-07-26 Julian Brown <julian@codesourcery.com>
6744 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6745 (neon_element_bits): Add prototypes.
6746 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6747 (neon_const_bounds, neon_element_bits): New functions.
6748 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6749 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6750 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6751 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6752 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6753 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6754 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6755 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6756 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6757 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6758 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6759 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6760 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6762 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6764 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6765 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6767 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6768 Julian Brown <julian@codesourcery.com>
6770 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6771 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6772 * config/arm/cortex-a8.md: New.
6773 * config/arm/cortex-a8-neon.md: New.
6774 * config/arm/neon-schedgen.ml: New.
6775 * config/arm/neon.md (vqh_mnem): New.
6777 (Is_float_mode): New.
6778 (Scalar_mul_8_16): New.
6780 (V_mode_nunits): New.
6781 (All instruction patterns): Annotate with neon_type attribute
6783 * config/arm/arm.md: Include cortex-a8.md.
6784 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6786 Annotate instruction patterns accordingly.
6787 (generic_sched): Do not use generic scheduling for Cortex-A8.
6788 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6790 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6792 * fold-const.c (fold_read_from_constant_string): Use
6794 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6796 2007-07-26 Nick Clifton <nickc@redhat.com>
6798 * tree-ssa-operands.h: Change copyright header to refer to version
6799 3 of the GNU General Public License and to point readers at the
6800 COPYING3 file and the FSF's license web page.
6801 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6802 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6803 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6804 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6805 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6806 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6807 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6808 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6809 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6810 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6811 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6812 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6813 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6814 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6815 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6816 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6817 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6818 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6819 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6820 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6821 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6822 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6823 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6824 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6825 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6826 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6827 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6828 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6829 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6830 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6831 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6832 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6833 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6834 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6835 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6836 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6837 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6838 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6839 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6840 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6841 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6842 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6843 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6844 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6845 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6846 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6847 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6848 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6849 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6850 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6851 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6852 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6853 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6854 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6855 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6856 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6857 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6858 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6859 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6860 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6861 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6862 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6863 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6864 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6865 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6866 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6867 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6868 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6869 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6870 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6871 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6872 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6873 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6874 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6875 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6876 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6877 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6878 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6879 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6880 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6881 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6882 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6883 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6884 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6885 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6886 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6887 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6888 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6889 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6890 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6891 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6892 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6893 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6894 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6895 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6896 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6897 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6898 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6899 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6900 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6901 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6902 convert.c, convert.h, langhooks-def.h, reload1.c,
6903 tree-ssa-operands.c: Likewise.
6905 2007-07-26 Jan Hubicka <jh@suse.cz>
6907 * tree-ssa-live.c: Include debug.h and flags.h.
6908 (mark_scope_block_unused): New function.
6909 (remove_unused_scope_block_p): New function.
6910 (remove_unused_locals): Remove unused blocks too.
6912 2007-07-25 Ian Lance Taylor <iant@google.com>
6914 * combine.c (combine_max_regno): Remove. Remove all uses.
6915 (struct reg_stat_struct): Rename from struct reg_stat.
6916 (reg_stat_type): Define, and declare VECs.
6917 (reg_stat): Change from pointer to VEC. Change all uses.
6918 (combine_split_insns): New static function.
6919 (try_combine, find_split_point): Call it instead of split_insns.
6921 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6923 * cfghooks.c (split_block): Fix the information about loop latch.
6925 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6927 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6929 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6931 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6932 Scan the new edge for loop exit info.
6934 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6936 * config/darwin.c: Include debug.h.
6938 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6941 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6943 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6945 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6946 (HARD_REGNO_MODE_OK): Ditto.
6947 (MODES_TIEABLE_P): Ditto.
6948 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6949 (CLASS_MAX_NREGS): Ditto.
6950 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6951 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6952 (divdf3_internal_thr): Removed.
6953 * config/ia64/div.md: New file.
6954 * config/ia64/constraints.md: Add H constraint.
6956 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6958 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6959 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6960 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6961 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6962 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6963 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6964 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6965 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6966 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6967 dump_sbitmap_file, debug_sbitmap, popcount_table,
6968 sbitmap_popcount): Constify.
6969 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6970 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6971 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6972 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6973 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6974 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6975 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6976 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6977 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6978 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6979 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6981 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6983 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6984 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6985 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6986 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6987 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6988 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6989 bitmap_intersect_p, bitmap_intersect_compl_p,
6990 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6991 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6993 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6994 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6995 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6996 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6997 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6998 debug_bitmap, debug_bitmap_file, bitmap_print,
6999 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
7000 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
7002 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
7004 * config/darwin.c (darwin_override_options): Additional fix for
7005 debug info formats that don't support var tracking.
7007 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7009 * cselib.c (entry_and_rtx_equal_p): Constify.
7010 * gengtype.c (output_mangled_typename, write_types, write_local):
7012 * gengtype.h (const_type_p): New.
7013 * see.c (eq_descriptor_extension, hash_descriptor_extension):
7015 * tlink.c (scan_linker_output): De-constify.
7016 * tree-ssa-loop-im.c (memref_eq): Constify.
7017 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
7018 (shared_bitmap_hash, shared_bitmap_eq): Constify.
7020 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7022 * c-common.c (fname_as_string, c_type_hash): Constify.
7023 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7024 * cgraph.c (edge_hash, edge_eq): Likewise.
7025 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
7026 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
7027 reg_attrs_htab_eq): Likewise.
7028 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
7030 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
7031 const_decl_t, const_state_t, const_automata_list_el_t): New.
7032 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
7033 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
7034 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
7035 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
7036 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
7037 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
7038 compare_max_occ_cycle_nums, out_state_arcs_num,
7039 compare_transition_els_num, units_cmp, state_reservs_cmp):
7041 * genmodes.c (cmp_modes): Likewise.
7042 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
7043 * gimplify.c (compare_case_labels): Likewise.
7044 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
7045 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
7046 * matrix-reorg.c (mtt_info_hash): Likewise.
7047 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
7048 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
7049 (htab_hash_bucket, htab_hash_elem): Constify.
7050 * tree-browser.c (TB_parent_eq): Likewise.
7051 * tree-scalar-evolution.c (hash_scev_info): Likewise.
7052 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
7053 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
7054 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
7056 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
7057 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
7058 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
7059 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
7060 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
7062 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
7063 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
7064 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
7065 * tree-ssa-threadupdate.c (redirection_data_hash,
7066 redirection_data_eq): Likewise.
7067 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
7068 * tree-ssa.c (var_ann_eq): Likewise.
7069 * tree-vrp.c (compare_case_labels): Likewise.
7070 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
7071 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
7072 tree_not_check_failed, tree_class_check_failed,
7073 tree_range_check_failed, tree_not_class_check_failed,
7074 omp_clause_check_failed, omp_clause_range_check_failed,
7075 tree_contains_struct_check_failed, tree_operand_check_failed):
7077 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
7078 tree_not_check_failed, tree_class_check_failed,
7079 tree_range_check_failed, tree_not_class_check_failed,
7080 tree_operand_check_failed, omp_clause_operand_check_failed,
7081 tree_operand_length): Likewise.
7082 * var-tracking.c (const_variable): New.
7083 (variable_htab_hash, variable_htab_eq): Constify.
7084 * varasm.c (const_desc_hash): Likewise.
7086 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7088 * expr.c (handled_component_p): Constify.
7089 * fold-const.c (fit_double_type): Likewise.
7090 * real.h (real_value_from_int_cst): Likewise.
7091 * tree-flow-inline.h (gimple_in_ssa_p,
7092 gimple_aliases_computed_p, gimple_addressable_vars,
7093 gimple_call_clobbered_vars, gimple_referenced_vars,
7094 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
7095 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
7096 may_aliases, end_readonly_imm_use_p, has_zero_uses,
7097 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
7098 is_label_stmt, is_global_var, phi_ssa_name_p,
7099 factoring_name_p, is_call_clobbered, tree_common_ann,
7100 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
7101 unmodifiable_var_p, array_ref_contains_indirect_ref,
7102 ref_contains_array_ref, lookup_subvars_for_var,
7103 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
7104 gimple_mem_ref_stats): Likewise.
7105 * tree-flow.h (tree_common_ann, var_ann, function_ann,
7106 may_aliases, is_exec_stmt, is_label_stmt,
7107 ref_contains_array_ref, array_ref_contains_indirect_ref,
7108 var_can_have_subvars, overlap_subvar, is_call_clobbered,
7109 unmodifiable_var_p): Likewise.
7110 * tree-gimple.c (is_gimple_min_invariant): Likewise.
7111 * tree-gimple.h (is_gimple_min_invariant): Likewise.
7112 * tree.c (type_hash_list, attribute_hash_list, tree_size,
7113 cst_and_fits_in_hwi, real_value_from_int_cst,
7114 build_real_from_int_cst, integer_zerop, integer_onep,
7115 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
7116 tree_floor_log2, real_zerop, real_onep, real_twop,
7117 real_minus_onep, really_constant_p, purpose_member, chain_member,
7118 list_length, fields_length, int_size_in_bytes, bit_position,
7119 int_bit_position, byte_position, int_byte_position, expr_align,
7120 array_type_nelts, tree_node_structure,
7121 type_contains_placeholder_1, iterative_hash_pointer,
7122 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
7123 tree_map_base_eq, type_hash_list, type_hash_eq,
7124 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
7125 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
7126 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7127 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
7128 int_fits_type_p, get_containing_scope, decl_function_context,
7129 decl_type_context, omp_clause_operand_check_failed,
7130 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
7131 * tree.h (omp_clause_operand_check_failed, tree_size,
7132 build_real_from_int_cst, array_type_nelts, purpose_member,
7133 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
7134 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7135 is_attribute_p, check_qualified_type, expr_align,
7136 int_size_in_bytes, bit_position, int_bit_position, byte_position,
7137 int_byte_position, list_length, fields_length, initializer_zerop,
7138 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
7139 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
7140 tree_node_structure, handled_component_p, get_containing_scope,
7141 decl_function_context, decl_type_context, real_zerop,
7142 type_num_arguments, fit_double_type, really_constant_p,
7143 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
7144 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
7145 real_twop, real_minus_onep, int_cst_value): Likewise.
7147 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7149 * cfglayout.c (insn_scope, insn_line): Constify.
7150 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
7151 const_double_htab_hash, const_double_htab_eq,
7152 mem_attrs_htab_hash): Likewise.
7153 * loop-iv.c (biv_eq): Likewise.
7154 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
7155 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
7156 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
7158 * rtl-error.c (location_for_asm, diagnostic_for_asm,
7159 error_for_asm, warning_for_asm, _fatal_insn,
7160 _fatal_insn_not_found): Likewise.
7161 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
7162 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
7163 rtl_check_failed_type2, rtl_check_failed_code1,
7164 rtl_check_failed_code2, rtl_check_failed_code_mode,
7165 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
7166 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
7167 rtl_check_failed_type2, rtl_check_failed_code1,
7168 rtl_check_failed_code2, rtl_check_failed_code_mode,
7169 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
7170 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
7171 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
7172 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
7173 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
7174 rtx_unstable_p, get_integer_term, get_related_value,
7175 offset_within_block_p, reg_mentioned_p, count_occurrences,
7176 reg_referenced_p, reg_used_between_p, no_labels_between_p,
7177 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
7178 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
7179 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
7180 find_constant_src, find_reg_fusage, find_regno_fusage,
7181 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
7182 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
7183 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
7184 computed_jump_p, auto_inc_p, in_expr_list_p,
7185 remove_node_from_expr_list, loc_mentioned_in_p,
7186 label_is_jump_target_p, reversed_comparison_code_parts,
7187 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
7188 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
7189 print_inline_rtx): Likewise.
7190 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
7191 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
7192 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
7193 get_integer_term, get_related_value, offset_within_block_p,
7194 count_occurrences, reg_mentioned_p, no_labels_between_p,
7195 reg_used_between_p, reg_referenced_p, single_set_2,
7196 multiple_sets, set_noop_p, refers_to_regno_p,
7197 reg_overlap_mentioned_p, dead_or_set_p,
7198 covers_regno_no_parallel_p, covers_regno_p,
7199 dead_or_set_regno_p, find_reg_note, find_regno_note,
7200 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
7201 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
7202 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
7203 side_effects_p, may_trap_p_1, may_trap_p,
7204 may_trap_after_code_motion_p, may_trap_or_fault_p,
7205 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
7206 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
7207 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
7208 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
7209 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
7211 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
7212 warning_for_asm): Likewise.
7213 * tree.h (print_rtl): Likewise.
7214 * varasm.c (get_pool_mode): Likewise.
7216 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7218 * c-lex.c (c_lex_with_flags, lex_string): Constify.
7219 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
7220 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7221 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
7222 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
7223 * ddg.c (compare_sccs): Likewise.
7224 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
7225 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
7226 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
7227 decimal_do_fix_trunc, decimal_real_to_integer,
7228 decimal_real_to_integer2, decimal_real_maxval): Likewise.
7229 * dse.c (const_group_info_t): New.
7230 (invariant_group_base_eq, invariant_group_base_hash): Constify.
7231 * dwarf2out.c (const_dw_die_ref): New.
7232 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
7233 * tree-browser.c (TB_parent_eq): Likewise.
7234 * unwind-dw2-fde.c (__register_frame_info_bases,
7235 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
7236 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
7238 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
7239 * unwind-dw2.c (uw_frame_state_for): Likewise.
7240 * value-prof.c (histogram_hash, histogram_eq): Likewise.
7241 * value-prof.h (const_histogram_value): New.
7243 2007-07-25 Richard Sandiford <richard@codesourcery.com>
7245 * config/mips/mips.c (machine_function): Add
7246 initialized_mips16_gp_pseudo_p.
7247 (mips16_gp_pseudo_reg): Do not emit the initialization of
7248 mips16_gp_pseudo_rtx when being called from the gimple cost-
7249 calculation routines; emit it on the first use outside those
7252 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7254 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
7257 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7258 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
7259 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
7260 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
7261 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
7262 Preserve const-ness of parameters through use of __typeof(),
7263 also constify and tidy.
7265 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
7266 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
7267 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
7268 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
7269 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
7270 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
7271 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
7272 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
7273 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
7275 2007-07-25 Julian Brown <julian@codesourcery.com>
7276 Mark Shinwell <shinwell@codesourcery.com>
7278 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
7279 (alpha_mangle_type): This.
7280 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7281 (TARGET_MANGLE_TYPE): Define this instead.
7282 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
7283 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
7284 (arm_init_neon_builtins): Fix comment.
7285 (arm_mangle_map_entry): New.
7286 (arm_mangle_map): New.
7287 (arm_mangle_type): New.
7288 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
7289 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
7290 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
7291 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7292 (TARGET_MANGLE_TYPE): Define this instead.
7293 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
7294 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
7295 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
7296 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7297 (TARGET_MANGLE_TYPE): Define this instead.
7298 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
7300 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
7301 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7302 (TARGET_MANGLE_TYPE): Define this instead.
7303 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
7304 (s390_mangle_type): This.
7305 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7306 (TARGET_MANGLE_TYPE): Define this instead.
7307 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
7308 (sparc_mangle_type): This.
7309 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7310 (TARGET_MANGLE_TYPE): Define this instead.
7311 * cp/mangle.c (write_type): Call mangle_type target hook on all
7312 types before mangling. Use original type, not main variant, as
7314 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
7315 (TARGET_MANGLE_TYPE): This.
7316 * target.h (gcc_target): Rename mangle_fundamental_type to
7318 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
7319 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
7321 2007-07-25 Julian Brown <julian@codesourcery.com>
7322 Paul Brook <paul@codesourcery.com>
7323 Joseph Myers <joseph@codesourcery.com>
7324 Mark Shinwell <shinwell@codesourcery.com>
7326 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
7327 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
7328 (with_fpu): Allow --with-fpu=neon.
7329 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
7330 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
7331 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
7332 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
7333 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
7334 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
7335 (neon_emit_pair_result_insn, neon_disambiguate_copy)
7336 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
7337 (output_move_neon): Add prototypes.
7338 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
7339 (all_fpus): Add FPUTYPE_NEON.
7340 (fp_model_for_fpu): Add NEON field.
7341 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
7342 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
7344 (arm_legitimate_address_p): Don't support fancy addressing for NEON
7346 (thumb2_legitimate_address_p): Likewise.
7347 (neon_valid_immediate): Recognize and prepare constants suitable for
7349 (neon_immediate_valid_for_move): New function. Recognize and prepare
7350 immediates for NEON move instructions.
7351 (neon_immediate_valid_for_logic): New function. Recognize and
7352 prepare immediates for NEON logic instructions.
7353 (neon_output_logic_immediate): New function. Create asm string
7354 suitable for outputting immediate logic instructions.
7355 (neon_pairwise_reduce): New function. Implement reduction using
7356 pairwise operations.
7357 (neon_expand_vector_init): New function. Expand a (possibly
7358 non-constant) vector initialization.
7359 (neon_vector_mem_operand): New function. Memory operands supported
7360 for quad-word loads/stores to/from ARM or NEON registers. Don't
7361 allow base+offset addressing for core regs.
7362 (neon_struct_mem_operand): New function. Valid mems for NEON
7364 (coproc_secondary_reload_class): Enable NEON registers to be loaded
7365 from neon_vector_mem_operand addresses without a secondary register.
7366 (add_minipool_forward_ref): Handle >8-byte minipool entries.
7367 (add_minipool_backward_ref): Likewise.
7368 (dump_minipool): Likewise.
7369 (push_minipool_fix): Likewise.
7370 (output_move_quad): New function. Output quad-word moves, loads and
7371 stores using ARM registers.
7372 (output_move_vfp): Add support for vectors in VFP (NEON) D
7374 (output_move_neon): Output a NEON load/store to/from a quadword
7376 (arm_print_operand): Implement new codes:
7377 - 'c' for unadorned integers (without a # sign).
7378 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
7380 - 'e', 'f' for the low and high D parts of a NEON Q register.
7381 - 'q' outputs a NEON Q register.
7382 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
7383 - 'T' prints NEON opcode features from a coded bitmask.
7384 - 'F' is similar to T, but signed/unsigned codes both print as
7386 - 't' is similar to T, but 'u' is printed instead of 'p'.
7387 - 'O' prints 'r' if NEON instruction should perform rounding (as
7388 specified by bitmask), else prints nothing.
7389 - '#' is a punctuation character to stop operand numbers from
7390 running together with following digits in the assembler
7391 strings for instructions (when using mode attributes).
7392 (arm_assemble_integer): Handle extra NEON vector modes. Permute
7393 constant vectors in big-endian mode, where necessary.
7394 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
7395 Handle EI, OI, CI, XI modes.
7396 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
7397 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
7398 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
7399 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
7400 (neon_builtin_type_bits): Add enumeration, one bit for each vector
7402 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
7403 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
7404 to turn v8qi, etc. into bits defined above.
7405 (neon_itype): New enumeration. Classifications of NEON builtins.
7406 (neon_builtin_datum): Define struct. Contains information about
7407 a single builtin (with multiple modes).
7408 (CF): Define helper macro for...
7409 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
7411 (neon_builtin_data): New array. Define information about builtins
7412 for use during initialization/expansion.
7413 (arm_init_neon_builtins): New function.
7414 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
7416 (neon_builtin_compare): New function.
7417 (locate_neon_builtin_icode): New function. Find an insn code for a
7418 builtin given a function code for that builtin. Also return type of
7419 builtin (NEON_BINOP, NEON_UNOP etc.).
7420 (builtin_arg): New enumeration. Types of arguments for builtins.
7421 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
7422 Takes a variable argument list of builtin_arg types, terminated by
7424 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
7425 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
7426 (neon_emit_pair_result_insn): New function. Support returning pairs
7427 of vectors via a pointer.
7428 (neon_disambiguate_copy): New function. Set up operands for a
7429 multi-word copy such that registers do not get clobbered.
7430 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
7431 ARM_BUILTIN_NEON_BASE.
7432 (arm_file_start): Set float-abi attribute for NEON.
7433 (arm_vector_mode_supported_p): Enable NEON vector modes.
7434 (arm_mangle_map_entry): New.
7435 (arm_mangle_map): New.
7436 (arm_mangle_vector_type): New.
7437 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
7439 (TARGET_NEON): New macro. Target supports NEON.
7440 (fputype): Add FPUTYPE_NEON.
7441 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
7442 for vectorization based on command-line arg.
7443 (NEON_REGNO_OK_FOR_NREGS): Define.
7444 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
7445 (VALID_NEON_STRUCT_MODE): Define.
7446 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
7447 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
7448 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
7449 (consttable_16): Add pattern for outputting 16-byte minipool
7451 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
7453 (vec-common.md, neon.md): Include md files.
7454 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
7455 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
7456 (memory_constraint "Ut", "Un", "Us"): Define.
7457 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
7458 (MMX_char): New mode attribute.
7459 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
7460 (*add<mode>3_iwmmxt): New insn pattern.
7461 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
7462 (*sub<mode>3_iwmmxt): New insn pattern.
7463 (mulv4hi3): Rename to...
7464 (*mulv4hi3_iwmmxt): This.
7465 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
7466 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
7467 (uminv4hi3, uminv2si3): Remove. Replace with...
7468 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
7469 (*umin<mode>3_iwmmxt): These.
7470 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
7471 (ashr<mode>3_iwmmxt): This new pattern.
7472 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
7473 (lshr<mode>3_iwmmxt): This new pattern.
7474 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
7475 (ashl<mode>3_iwmmxt): This new pattern.
7476 * config/arm/neon-docgen.ml: New file. Generate documentation for
7478 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
7479 * config/arm/arm_neon.h: New (autogenerated).
7480 * config/arm/neon-testgen.ml: New file. Generate NEON tests
7482 * config/arm/neon.md: New file. Define NEON instructions.
7483 * config/arm/neon.ml: New file. Abstract description of NEON
7484 instructions, used to generate arm_neon.h header, documentation and
7486 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
7487 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
7489 * doc/extend.texi (ARM Built-in Functions): Rename and remove
7491 (ARM NEON Intrinsics): New subsection.
7492 * doc/arm-neon-intrinsics.texi: New (autogenerated).
7494 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
7496 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
7499 2007-07-24 Jan Hubicka <jh@suse.cz>
7501 * regclass.c (move_table): New type.
7502 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
7503 (init_move_cost): Break out from ...
7504 (init_reg_sets_1): ... here; simplify computation of
7505 have_regs-of_mode and contains_reg_of_mode.
7506 (record_reg_classes): Unswitch internal loops.
7507 (copy_cost): Trigger lazy initialization of move cost
7508 (record_address_regs): Likewise.
7510 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
7512 * config/darwin.c (darwin_override_options): Don't force on
7513 flag_var_tracking_uninit when no debug info is requested.
7515 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7517 * cfgloop.c (init_loops_structure): New function.
7518 (flow_loops_find): Create root of the loop tree unconditionally.
7520 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
7522 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
7524 2007-07-24 Jan Hubicka <jh@suse.cz>
7526 * caller-save.c: Include ggc.h, gt-caller-save.h
7527 (reg_save_code, reg_restore_code): Rename to ...
7528 (cached_reg_save_code, cached_reg_restore_code): ... those.
7529 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
7530 (reg_save_code, reg_restore_code): New functions.
7531 (init_caller_save): Do not intialize
7532 reg_save_code/reg_restore_code tables.
7533 * Makefile.in: (gt-caller-save.h): New.
7535 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7537 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7538 with the mode of the original operand instead of
7541 2007-07-23 Jan Hubicka <jH@suse.cz>
7543 * i386.c (ix86_secondary_memory_needed): Break out to...
7544 (inline_secondary_memory_needed): ... here.
7545 (ix86_memory_move_cost): Break out to ...
7546 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7547 maximum of input and output; fix handling of Q_REGS on 64bit.
7548 (ix86_secondary_memory_needed): Microoptimize.
7550 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7552 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7553 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7554 stmts_from_loop, known_dependences_p, build_rdg): New.
7555 * tree-data-ref.h: Depends on graphds.h.
7556 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7557 (build_rdg): Declared.
7558 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7560 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7562 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7565 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7566 Jakub Jelinek <jakub@redhat.com>
7568 PR middle-end/PR28690
7569 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7571 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7572 and MEM_POINTER operands over REG and MEM operands.
7573 (swap_commutative_operands_p): Change return value to bool.
7574 * rtl.h: Update the corresponding prototype.
7575 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7576 instead of gen_rtx_PLUS.
7577 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7578 value to bool. Change function arguments to rtx's and update code
7580 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7581 calls to match the new declaration.
7582 * simplify-rtx.c (simplify_associative_operation): Don't
7583 reorder simplify_binary_operation arguments.
7585 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7587 * config/mips/mips.c (override_options): Use mips_costs to derive
7588 the default branch cost.
7589 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7591 * config/mips/mips.opt (mbranch-cost=): New option.
7592 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7594 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7596 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7597 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7598 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7599 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7601 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7603 * config/mips/constraints.md (ks): New constraint.
7604 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7605 (*add<mode>3_mips16): ...here.
7607 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7609 * optabs.h (enum optab_index): Add new OTI_signbit.
7610 (signbit_optab): Define corresponding macro.
7611 (enum insn_code signbit_optab[]): Remove array.
7612 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7613 (expand_copysign_absneg): If back end provides signbit insn, use it
7614 instead of bit operations on floating point argument.
7615 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7616 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7617 for availability of signbit insn.
7619 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7620 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7621 SSE mode is not active.
7622 (isinf<mode>2): Disable for mfpmath=sse,387.
7624 2007-07-22 Ben Elliston <bje@au.ibm.com>
7626 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7628 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7630 2007-07-20 Richard Guenther <rguenther@suse.de>
7632 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7633 integral typed condition.
7634 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7635 booleanness. Only preserve conversions from a non-base
7636 type to a base type, not in general between types with
7637 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7638 * tree.def (COND_EXPR): Document that the condition
7639 can be of any integral type.
7641 2007-07-20 Nigel Stephens <nigel@mips.com>
7642 Richard Sandiford <richard@codesourcery.com>
7644 * config/mips/mips.h (mips_dwarf_regno): Declare.
7645 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7646 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7647 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7648 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7649 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7650 (REG_CLASS_NAMES): Update accordingly.
7651 * config/mips/mips.c (mips_dwarf_regno): New array.
7652 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7653 (mips_subword): Remove special handling for accumulator registers.
7654 (override_options): Initiailize mips_dwarf_regno. Remove use
7656 (mips_swap_registers): New function.
7657 (mips_conditional_register_usage): Swap accumulator registers
7658 around if TARGET_LITTLE_ENDIAN.
7659 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7660 * config/mips/constraints.md (h, l): Use the endianness to choose
7661 between MD0_REG and MD1_REG.
7662 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7663 alternative-dependent template.
7665 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7667 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7670 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7672 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7673 predecessor fallthru flags.
7675 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7677 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7678 of compare to the same type.
7679 * cfgloopmanip.c (add_loop): Update information about loop exits.
7680 (loop_version): Remove the innermost loop requirement.
7681 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7682 to sizetype for pointers.
7684 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7686 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7687 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7688 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7690 * config/dfp-bit.c: Empty for TFmode conversions.
7692 2007-07-18 Caroline Tice <ctice@apple.com>
7694 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7695 and handle them correctly; check that src is not NULL before
7697 (find_src_set_src): Likewise.
7699 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7701 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7702 (struct alignment_context, init_alignment_context): New.
7703 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7704 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7705 (XCHAL_HAVE_S32C1I): Likewise.
7706 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7707 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7708 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7709 (ATOMIC, HQI): New macros.
7710 (memory_barrier, *memory_barrier): New.
7711 (sync_lock_releasesi): New.
7712 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7713 (sync_lock_test_and_set<mode>): New.
7714 (sync_<atomic><mode>): New.
7715 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7716 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7717 (xtensa_expand_atomic): New.
7719 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7723 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7724 transformation for builtin ISNORMAL.
7725 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7726 * builtins.def (BUILT_IN_ISNORMAL): New.
7727 * doc/extend.texi: Document isnormal.
7729 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7733 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7734 optabs infrastructure. Provide generic implementation for
7736 (expand_builtin): Handle FINITE/ISFINITE.
7737 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7738 (fold_builtin_1): Likewise.
7740 * builtins.def (BUILT_IN_ISFINITE): New.
7742 * doc/extend.texi: Document isfinite.
7744 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7749 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7750 generic fallback for isinf.
7751 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7752 calculation code ...
7753 * real.c (get_max_float): ... to here.
7754 * real.h (get_max_float): New.
7756 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7760 * builtin-attrs.def (ATTR_TYPEGENERIC,
7761 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7763 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7764 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7765 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7766 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7768 * c-common.c (handle_type_generic_attribute): New.
7769 (c_common_attribute_table): Add "type generic".
7771 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7773 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7775 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7776 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7779 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7782 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7783 checking that the operand is an expression.
7785 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7786 Danny Smith <dannysmith@users.sourceforge.net>
7789 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7790 file mapping object in local namespace if Windows version later
7793 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7795 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7796 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7797 arm_cannot_force_const_mem.
7798 (arm_cannot_force_const_mem): New function.
7799 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7800 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7801 of arm_tls_referenced_p.
7802 * config/arm/arm.md (movsi): Split out-of-section constants when
7803 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7804 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7806 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7808 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7810 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7812 * config/mips/mips.md (*extendqihi2): Convert the destination
7815 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7817 * config/pa/fptr.c: Update license header.
7818 * config/pa/milli64.S: Likewise.
7820 2007-07-17 Nick Clifton <nickc@redhat.com>
7822 * COPYING_v3: New file. Contains version 3 of the GNU General
7824 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7825 Lesser General Public License.
7826 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7827 the GNU General Public License.
7829 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7831 PR rtl-optimization/32773
7832 * cfglayout.c (force_one_exit_fallthru): New function.
7833 (cfg_layout_finalize): Use it.
7835 2007-07-16 Richard Guenther <rguenther@suse.de>
7836 Uros Bizjak <ubizjak@gmail.com>
7838 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7839 before forcing it to gimple operand.
7841 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7842 David Ung <davidu@mips.com>
7844 * config/mips/mips.h (TUNE_24K): Define.
7845 (TUNE_MACC_CHAINS): Add TUNE_24K.
7846 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7848 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7849 (r74k_int_madd): .. this new reservation.
7850 (define_bypass): Fixed bypasses for r74k_int_madd to use
7852 * config/mips/24k.md (define_bypass): Define new
7853 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7855 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7856 Nigel Stephens <nigel@mips.com>
7858 * config/mips/mips.md: Include 20kc.md.
7859 * config/mips/20kc.md: New file.
7860 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7861 (mips_adjust_cost): Tweak for 20Kc.
7862 (mips_issue_rate): Likewise.
7863 * config/mips/mips.h (TUNE_20KC): Define.
7865 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7867 * config/rs6000/rs6000.c (struct processor_cost): Add
7868 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7870 (*_cost): Add cache information.
7871 (rs6000_override_options): Set cache parameters.
7873 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7876 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7877 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7879 2007-07-16 Paul Brook <paul@codesourcery.com>
7882 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7883 (cirrus_thumb2_movsi_insn): Ditto.
7885 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7887 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7890 2007-07-15 Andrew Haley <aph@redhat.com>
7892 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7893 before looking in the context.
7895 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7899 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7900 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7901 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7902 (pa_output_function_prologue): Use rp_saved and
7903 current_function_is_leaf to generate .CALLINFO statement.
7904 (hppa_expand_prologue): Set rp_saved.
7905 (hppa_expand_epilogue): Use rp_saved.
7906 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7907 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7909 2007-07-14 Dirk Mueller <dmueller@suse.de>
7911 * omega.c (coalesce): Fix memory leak on early exit.
7912 * matrix-reorg.c (check_allocation_function): Likewise.
7913 * tree-vect-transform.c (vect_get_new_vect_var): free result
7915 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7916 pass pointer to edge vector
7917 (partition_hot_cold_basic_blocks): Fix memory leak.
7918 * collect2.c (prefix_from_string): Free temporary storage.
7919 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7921 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7923 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7924 (DO_GLOBAL_DTORS_BODY): Likewise.
7926 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7927 Nigel Stephens <nigel@mips.com>
7929 * config/mips/mips.c (mips_classify_symbol): Don't return
7930 SYMBOL_SMALL_DATA for constant pool addresses if
7931 TARGET_EMBEDDED_DATA is true.
7933 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7935 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7936 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7937 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7938 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7939 __builtin_ia32_storehps, __builtin_ia32_storelps,
7940 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7941 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7942 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7943 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7944 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7945 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7946 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7947 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7948 using def_builtin_const.
7950 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7952 PR tree-optimization/32705
7953 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7954 (simplify_binary_expression): Use SSA_VAL consistently.
7956 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7958 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7959 (SPEFSCR_REGNO): Delete definition.
7960 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7961 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7962 * config/rs6000/rs6000.h: Do not define *_REGNO.
7963 LINK_REGISTER_REGNUM -> LR_REGNO.
7964 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7965 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7966 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7967 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7968 R_VRSAVE, R_VSCR. Use them.
7969 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7970 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7971 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7972 * config/rs6000/aix.h: Define R_LR. Use it.
7974 2007-07-13 Caroline Tice <ctice@apple.com>
7976 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7977 flag_var_tracking is explicitly turned off (i.e. when variable
7978 tracking is not feasible); otherwise, turn flag_var_tracking on when
7979 flag_var_tracking_uninit is on.
7980 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7981 note definitions, to allow recording of initialization status in the
7983 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7984 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7985 determine if two note locations are equal.
7986 (output_loc_list): Don't output list entries whose start & end labels
7988 (reg_loc_descriptor): Add parameter for initialization status; pass it
7989 to other loc descriptor functions.
7990 (one_reg_loc_descriptor): Add parameter for initialization status;
7991 check its value and add DW_OP_GNU_uninit to returned loc descr if
7993 (multiple_reg_loc_descriptor): Add parameter for initialization
7995 pass init status argument to other loc descriptor functions; check
7996 value of intialization parameter and add DW_OP_GNU_uninit to returned
7997 loc descr if appropriate.
7998 (based_loc_descr): Add parameter for initialization status; add new
7999 variable for return value; check value of initialization parameter and
8000 add DW_OP_GNU_uninit to returned loc descr if appropriate.
8001 (concatn_mem_loc_descriptor): Add parameter for initialization status;
8002 pass init status argument to other loc descriptor functions; check
8003 value of intialization parameter and add DW_OP_GNU_uninit to returned
8004 loc descr if appropriate.
8005 (mem_loc_descriptor): Likewise.
8006 (concat_loc_descriptor): Likewise.
8007 (concatn_loc_descriptor): Likewise.
8008 (loc_descriptor): Add parameter for initialization status; pass it as
8009 argument to other loc descriptor function calls.
8010 (loc_descriptor_from_tree_1): Add appropriate initialization status
8011 to loc descriptor function calls.
8012 (add_location_or_const_value_attribute): Get initialization status
8013 from VAR_LOCATION note; add initialization status to loc descriptor
8015 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
8016 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
8017 status is uninitialized, add "[uninint]" to output.
8018 * common.opt (fvar-tracking-uninit): New option, similar to
8019 fvar-tracking, to turn on tracking of uninitialized variables; creates
8020 a new global flag, flag_var_tracking_uninit.
8021 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
8022 (enum var_init_status): New type, for var initialization status field.
8023 * var-tracking.c (struct location_chain_def): Two new fields, init,
8024 for initialization status, and set_src for the assignment value expr.
8025 (unshare_variable): New parameter for initialization status;
8026 initialize new init and set_src fields.
8027 (var_reg_set): New parameters for initialization status and value;
8028 pass them to set_variable_part.
8029 (var_mem_set): Likewise.
8030 (get_init_value): New function.
8031 (var_reg_delete_and_set): New initialization status & value
8032 parameters; add call to get_init_value if status is unknown; pass new
8033 parameters to clobber_variable_part and var_reg_set.
8034 (var_mem_delete_and_set): Likewise.
8035 (var_reg_delete): Pass null set_src value to clobber_variable_part.
8036 (var_mem_delete): Likewise.
8037 (variable_union): Pass status to unshare_variable; initialize new init
8038 and set_src fields. If flag_var_tracking_uninit is not set, force
8039 status to initialized.
8040 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
8041 used later to get the set_src value.
8042 (find_src_status): New function.
8043 (find_src_set_src): New function.
8044 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
8045 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
8046 MO_SET, get set_src value and pass it to var_reg_delete_and_set
8047 and var_mem_delete_and_set.
8048 (dump_variable): Print out "[uninit]" if appropriate.
8049 (set_variable_part): Add new initialization and set_src parameters;
8050 pass status to unshare_variable; set node->init and node- >set_src
8051 fields and modify slot in hash table appropriately; save the init and
8052 set_src values if appropriate and assign to the new node.
8053 (clobber_variable_part): New set_src parameter; if two nodes have
8054 same variable and same location but different set_src (assignment)
8055 values, clobber old node.
8056 (delete_variable_part): Pass init status to unshare_variable.
8057 (emit_note_insn_var_location): Add initialized var; assign var's init
8058 status to new 'initialized'; pass new init status field to calls to
8059 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
8060 status to initialized.
8061 (emit_notes_in_bb): Pass initialization status to calls to
8062 var_reg_set, var_mem_set, var_reg_delete_and_set and
8063 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
8064 var_reg_delete_and_set and var_mem_delete_and_set; call
8065 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
8066 make up for change in add_stores.
8067 (vt_add_function_parameters): Add status to calls to
8069 * config/darwin.c (darwin_override_options): Turn on uninitialized
8070 tracking automatically, if var_tracking is on and the system is
8073 2007-07-13 Sa Liu <saliu@de.ibm.com>
8075 * config.gcc: Add options for arch and tune on SPU.
8076 * config/spu/predicates.md: Add constant operands 0 and 1.
8077 * config/spu/spu-builtins.def: Add builtins for double precision
8078 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
8079 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
8081 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
8083 * config/spu/spu-protos.h: Add new function prototypes.
8084 * config/spu/spu.c (spu_override_options): Check options -march and
8086 (spu_comp_icode): Add comparison code for DFmode and vector mode.
8087 (spu_emit_branch_or_set): Use the new code for DFmode and vector
8089 (spu_const_from_int): New. Create a vector constant from 4 ints.
8090 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
8091 (spu_emit_vector_compare): New. Emit vector compare.
8092 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
8093 * config/spu/spu.h: Add options -march and -mtune. Define processor
8094 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
8095 CANONICALIZE_COMPARISON.
8096 * config/spu/spu.md: Add new insns for double precision compare
8097 and double precision vector compare. Add vcond and smax/smin patterns
8098 to enable DFmode vector conditional expression.
8099 * config/spu/spu.opt: Add options -march and -mtune.
8100 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
8101 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
8102 both CELL and CELLEDP targets: spu_testsv.
8103 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
8106 2007-07-13 Richard Guenther <rguenther@suse.de>
8108 PR tree-optimization/32721
8109 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
8110 TREE_THIS_VOLATILE on the folded reference.
8111 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
8112 if the array reference has TREE_THIS_VOLATILE set.
8114 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
8117 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
8119 2007-07-13 Andreas Schwab <schwab@suse.de>
8121 * gengtype-lex.l: Allow declarations to be indented.
8123 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8125 * ginclude/tgmath.h: New.
8126 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
8127 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
8128 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
8129 * configure: Regenerate.
8131 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8133 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
8134 correct index when setting register save state for xd
8137 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8139 * config/sh/sh.c (mark_use): Remove.
8141 2007-07-12 Paul Brook <paul@codesourcery.com>
8143 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
8144 reg does not overlap return value.
8146 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
8148 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
8149 (set_expression_vuses): Ditto.
8150 (init_pre): Initialize expression_vuses.
8152 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8154 * config/i386/sse.md (storentdf, storentsf): New.
8156 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8158 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
8160 * tree.c (build_decl_stat): Move code from here...
8161 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
8162 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
8163 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
8164 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
8165 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
8168 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8169 Devang Patel <dpatel@apple.com>
8171 PR tree-optimization/25413
8172 * targhooks.c (default_builtin_vector_alignment_reachable): New.
8173 * targhooks.h (default_builtin_vector_alignment_reachable): New.
8174 * tree.h (contains_packed_reference): New.
8175 * expr.c (contains_packed_reference): New.
8176 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
8177 (vect_enhance_data_refs_alignment): Call
8178 vector_alignment_reachable_p.
8179 * target.h (vector_alignment_reachable): New builtin.
8180 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
8181 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
8182 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
8184 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8186 * target.h (builtin_vectorization_cost): Add new target builtin.
8187 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
8188 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
8189 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
8190 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
8191 uninitialized variables.
8192 * tree-vect-transform.c (cost_for_stmt): New function.
8193 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
8194 using cost 1 for all scalar stmts. Be less conservative when
8195 estimating the number of prologue/epulogue iterations. Call
8196 targetm.vectorize.builtin_vectorization_cost. Return
8197 min_profitable_iters-1.
8198 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
8199 initialization cost instead of TARG_VEC_STMT_COST. Use
8200 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
8201 epilogue code. Fix epilogue cost computation.
8202 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
8203 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
8204 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
8205 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
8206 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
8207 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
8209 2007-07-12 Richard Guenther <rguenther@suse.de>
8211 * gimplify.c (gimplify_conversion): Make sure that the result
8212 from maybe_fold_offset_to_reference is trivially convertible
8213 to the desired type before doing the simplification.
8214 (gimplify_expr): Likewise.
8215 * fold-const.c (fold_binary): Use the correct types for
8216 building the simplified expression.
8218 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8220 PR rtl-optimization/32729
8221 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
8222 that fallthru to exit.
8224 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
8226 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
8227 (symDTPOFF2reg): Likewise.
8229 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
8231 PR tree-optimization/32663
8233 * tree.h (VALUE_HANDLE_VUSES): Remove.
8234 (struct tree_value_handle): Remove vuses.
8236 * tree-vn.c (create_value_handle_for_expr): Don't set
8239 * tree-ssa-pre.c (expression_vuses): New.
8240 (alloc_expression_id): Set up expression_vuses.
8241 (get_expression_vuses): New.
8242 (set_expression_vuses): Ditto.
8243 (clear_expression_ids): Modify for expression_vuses.
8244 (phi_translate_1): Ditto.
8245 (phi_translate_set): Ditto.
8246 (value_dies_in_block_x): Ditto
8247 (valid_in_sets): Ditto.
8248 (add_to_sets): Ditto.
8249 (find_existing_value_expr): Ditto.
8250 (create_value_handle_for_expr): Ditto.
8251 (make_values_for_stmt): Ditto.
8252 (vuse_equiv): Remove.
8254 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
8256 * Makefile.in (mostlyclean): Remove object files.
8258 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8260 * toplev.c (no_new_pseudos): Deleted.
8261 * rtl.h (no_new_pseudos): Deleted.
8262 * tree-pass.h (pass_no_new_pseudos): Deleted.
8263 * passes.c (pass_no_new_pseudos): Deleted.
8264 * final.c (rest_of_clean_state): Removed no_new_pseudos.
8265 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
8266 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
8268 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
8269 * rtlhooks.c (gen_lowpart_general): Ditto.
8270 * optabs.c (prepare_operand): Ditto.
8271 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
8273 * modulo-sched.c (rest_of_handle_sms): Ditto.
8274 * see.c (rest_of_handle_see): Ditto.
8275 * ifcvt.c (if_convert): Ditto.
8276 (gate_handle_if_after_combine): Replaced no_new_pseudos with
8278 * init-regs.c (gate_initialize_regs): Deleted set of
8280 * lower-subreg.c (decompose_multiword_subregs): Ditto.
8281 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
8282 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
8284 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
8287 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
8288 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
8289 (*vec_extractv2di_1_rex64): New insn pattern.
8291 2007-07-11 David Daney <ddaney@avtrex.com>
8293 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
8294 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
8295 for SIGNAL_UNWIND_RETURN_COLUMN.
8296 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
8297 (DWARF_FRAME_REGNUM): Rewrite.
8298 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
8300 2007-07-11 Nick Clifton <nickc@redhat.com>
8302 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
8303 delta and use gen_int_mode in place of GET_INT instead.
8305 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
8307 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
8310 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
8312 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
8313 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
8315 * params.h (VERIFY_CANONICAL_TYPES): Remove.
8316 (USE_CANONICAL_TYPES): New.
8317 * doc/invoke.texi (verify-canonical-types): Remove.
8318 (use-canonical-types): Add.
8320 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
8322 * config/spu/spu.c (spu_optimization_options): Remove setting of
8323 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
8324 (spu_override_options): Move it here.
8326 2007-07-11 Richard Sandiford <richard@codesourcery.com>
8328 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
8329 * config/mips/mips.c (mips_cpu_info_table): Mention
8330 MIPS_ISA_LEVEL_SPEC in the comment.
8332 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
8334 PR tree-optimization/32713
8335 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
8337 2007-07-11 Paolo Carlini <pcarlini@suse.de>
8340 * c-opts.c (c_common_post_options): Do not change flag_complex_method
8341 conditional to flag_isoc99.
8342 (c_common_init_options): Do it here, unconditionally.
8344 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
8346 PR tree-optimization/32589
8347 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
8348 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
8349 * tree-ssa-propagate.c (valid_gimple_expression_p): New
8350 predicate, extracted from...
8351 (set_rhs): ...here. Call it for the expression on entry.
8352 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
8353 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
8354 (simplify_binary_expression): Use valid_gimple_expression_p
8355 to validate the simplification.
8356 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
8358 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
8360 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
8361 DWARF2_DEBUG on 32 bit target too.
8362 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
8364 2007-07-11 Nick Clifton <nickc@redhat.com>
8366 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
8367 version for 64-bit hosts.
8369 2007-07-10 David Daney <ddaney@avtrex.com>
8371 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
8373 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
8375 * config/mips/mips.c (mips_expand_synci_loop): New function.
8376 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
8377 (UNSPEC_RDHWR): Same.
8378 (UNSPEC_SYNCI): Same.
8379 (UNSPEC_SYNC): Same.
8380 (clear_cache): New expand.
8384 (clear_hazard): Same.
8385 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
8387 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
8388 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
8390 2007-07-10 Ian Lance Taylor <iant@google.com>
8392 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
8395 2007-07-10 David Daney <ddaney@avtrex.com>
8397 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
8398 * builtins.c (expand_builtin___clear_cache): New function.
8399 (expand_builtin): Call expand_builtin___clear_cache for
8400 BUILT_IN_CLEAR_CACHE case.
8401 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
8402 * doc/md.texi (clear_cache): Document new instruction pattern.
8403 * testsuite/gcc.dg/builtins-64.c: New test.
8405 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
8407 * config/cris/cris.md ("movsi"): Fix typo in last change.
8409 2007-07-09 Geoffrey Keating <geoffk@apple.com>
8412 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
8414 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
8415 * varasm.c (assemble_start_function): Honor DECL_ALIGN
8416 for FUNCTION_DECLs. Don't use align_functions_log if
8418 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
8419 even for FUNCTION_DECLs.
8420 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
8422 * tree.h (DECL_ALIGN): Update for new location of 'align'.
8423 (DECL_FUNCTION_CODE): Update for new location and name of
8425 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
8426 (struct tree_decl_common): Move 'align' and 'off_align' out
8427 of union, ensure they're still on a 32-bit boundary. Remove
8428 other fields in union 'u1'.
8429 (struct tree_function_decl): Add field 'function_code' replacing
8430 'u1.f' in tree_decl_common.
8431 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
8432 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
8433 (Variable Attributes): Cross-reference 'aligned' attribute
8434 to Function Attributes.
8435 * flags.h (force_align_functions_log): Delete.
8436 * toplev.c (force_align_functions_log): Delete.
8438 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
8441 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
8442 (*vec_concatv2di_rex): New insn pattern.
8444 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8447 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
8449 2007-07-10 Ian Lance Taylor <iant@google.com>
8451 Replace no_new_pseudos in backends.
8452 * rtl.h (can_create_pseudo_p): Define.
8453 * config/darwin.c (machopic_indirect_data_reference): Use
8454 can_create_pseudo_p () instead of no_new_pseudos.
8455 (machopic_indirect_data_reference): Likewise.
8456 (machopic_legitimize_pic_address): Likewise.
8457 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
8458 (alpha_emit_set_const_1): Likewise.
8459 (alpha_emit_set_const): Likewise.
8460 (alpha_emit_conditional_move): Likewise.
8461 (alpha_split_conditional_move): Likewise.
8462 * config/alpha/alpha.md (various splitters): Likewise.
8464 * config/arm/arm.c (legitimize_pic_address): Likewise.
8465 (arm_load_pic_register): Likewise.
8466 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
8467 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
8468 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
8469 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
8470 * config/cris/cris.md (movsi): Likewise.
8471 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
8472 (symGOTOFF2reg_hilo): Likewise.
8473 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
8474 * config/h8300/h8300.md (insv, extzv): Likewise.
8475 * config/i386/i386.c (ix86_expand_move): Likewise.
8476 (ix86_expand_vector_move): Likewise.
8477 (ix86_prepare_fp_compare_args): Likewise.
8478 (ix86_expand_carry_flag_compare): Likewise.
8479 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
8480 (tls_dynamic_gnu2_combine_32): Likewise.
8481 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
8482 * config/ia64/ia64.c (ia64_expand_move): Likewise.
8483 (ia64_expand_movxf_movrf): Likewise.
8484 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
8485 (m32c_split_move): Likewise.
8486 (m32c_expand_insv): Likewise.
8487 * config/m68k/m68k.md (movsi): Likewise.
8488 * config/mips/mips.c (mips_force_temporary): Likewise.
8489 (mips_split_symbol): Likewise.
8490 (mips_move_integer): Likewise.
8491 (mips_legitimize_const_move): Likewise.
8492 * config/mn10300/mn10300.md (movsi): Likewise.
8493 * config/pa/pa.c (emit_move_sequence): Likewise.
8494 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8495 (rs6000_got_register): Likewise.
8496 (create_TOC_reference): Likewise.
8497 (rs6000_machopic_legitimize_pic_address): Likewise.
8498 * config/rs6000/rs6000.md (add<mode>3): Likewise.
8499 (various splitters): Likewise.
8500 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
8501 (movsi_got): Likewise.
8502 * config/s390/s390.c (emit_symbolic_move): Likewise.
8503 * config/s390/s390.md (movhi, movqi): Likewise.
8504 (load_multiple, store_multiple): Likewise.
8505 * config/score/score.c (score_force_temporary): Likewise.
8506 * config/sh/sh.c (prepare_move_operands): Likewise.
8507 (prepare_cbranch_operands): Likewise.
8508 (emit_fpu_switch): Likewise.
8509 (fpscr_set_from_mem): Likewise.
8510 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
8511 (adddi3, subsi3): Likewise.
8512 (various splitters): Likewise.
8513 (divsi_inv_fp_combine): Likewise.
8514 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
8515 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
8517 * config/sh/predicates.md (xor_operand): Likewise.
8518 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
8519 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
8520 (movdi_pic_label_ref): Likewise.
8521 * config/spu/spu.c (spu_split_immediate): Likewise.
8522 * config/alpha/alpha.md (various splitters): Remove test
8523 !no_new_pseudos || reload_completed.
8524 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
8526 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8527 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8528 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8529 * config/score/score.c (th_output_mi_thunk): Likewise.
8530 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8531 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8533 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8535 PR rtl-optimization/32664
8536 * mode-switching.c (create_pre_exit): Skip barrier insns.
8538 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8540 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8541 force_gimple_operand_bsi.
8542 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8543 rewrite_use_compare): Ditto.
8544 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8546 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8547 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8548 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8549 * tree-profile.c (prepare_instrumented_value,
8550 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8551 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8552 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8553 tree_gen_ior_profiler): Ditto.
8554 * tree-ssa-reassoc.c (negate_value): Ditto.
8555 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8556 Use force_gimple_operand_bsi.
8557 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8558 * tree-if-conv.c (add_to_dst_predicate_list,
8559 find_phi_replacement_condition): Ditto.
8560 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8561 Call mark_symbols_for_renaming for new statements.
8562 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8564 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8566 * cfghooks.c (remove_edge): New function.
8567 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8569 * cfghooks.h (remove_edge): Declare.
8570 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8571 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8573 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8575 * optabs.h: Added declaration for signbit_optab.
8576 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8577 * genoptinit.c (optabs): Added entry for signbit insns.
8578 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8580 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8581 * config/s390/s390.md (signbit<mode>2): New expander.
8583 2007-07-09 Richard Guenther <rguenther@suse.de>
8586 * fold-const.c (fold_plusminus_mult_expr): Move constant
8587 arguments second to allow decomposing.
8589 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8592 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8594 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8595 Disregard DECL_FROM_INLINE.
8597 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8600 * doc/invoke.texi: Add ftree-reassoc flag.
8601 * common.opt (ftree-reassoc): New flag.
8602 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8603 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8605 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8607 PR tree-optimization/32681
8608 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8609 saved in second_edge->aux when first_bb is a loop header.
8611 2007-07-09 Jan HUbicka <jh@suse.cz>
8613 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8615 2007-07-09 Richard Guenther <rguenther@suse.de>
8617 * c-decl.c (start_function): Do not promote return type.
8619 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8621 * function.c (do_warn_unused_parameter): Do not warn if
8622 TREE_NO_WARNING is set.
8624 2007-07-08 Andreas Schwab <schwab@suse.de>
8626 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8628 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8631 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8633 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8634 apply to assembly language, too.
8635 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8637 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8639 Revert (note the sccvn portions are *not* reverted)
8640 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8642 Fix PR tree-optimization/23488
8644 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8646 * tree-flow-inline.h (get_value_handle): Ditto.
8647 * tree-ssa-pre.c (decl_vh_map): New.
8648 (decl_node_pool): New.
8649 (can_value_number_operation): Support DECL_P.
8650 (can_PRE_operation): Ditto.
8651 (create_expression_by_pieces): Ditto.
8652 (find_existing_value_expr): Modify to differnetiate between
8653 addressing and top level.
8654 (create_value_handle_for_expr): Handle DECL's.
8655 (poolify_tree): Ditto.
8656 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8657 (make_values_for_stmt): Handle DECL's properly.
8658 (init_pre): Reorg to not init useless things during FRE.
8660 * tree-flow.h: Include pointer-set.h.
8661 (decl_vh_map): Declare.
8662 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8664 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8666 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8667 the constraint description.
8668 * doc/md.texi: Update documentation of AVR constraints.
8670 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8672 * auto-inc-dec.c, config/arm/arm.c,
8673 config/m32r/constraints.md, config/mips/mips.md,
8674 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8675 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8676 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8677 typos. Follow spelling conventions.
8678 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8680 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8681 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8683 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8684 realloc_vuse): Remove.
8685 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8688 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8690 Fix PR tree-optimization/23488
8692 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8693 (try_to_simplify): Ditto.
8695 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8697 * tree-flow-inline.h (get_value_handle): Ditto.
8698 * tree-ssa-pre.c (decl_vh_map): New.
8699 (decl_node_pool): New.
8700 (can_value_number_operation): Support DECL_P.
8701 (can_PRE_operation): Ditto.
8702 (create_expression_by_pieces): Ditto.
8703 (find_existing_value_expr): Modify to differnetiate between
8704 addressing and top level.
8705 (create_value_handle_for_expr): Handle DECL's.
8706 (poolify_tree): Ditto.
8707 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8708 (make_values_for_stmt): Handle DECL's properly.
8709 (init_pre): Reorg to not init useless things during FRE.
8711 * tree-flow.h: Include pointer-set.h.
8712 (decl_vh_map): Declare.
8713 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8715 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8717 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8718 apply to assembly language, too.
8719 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8721 2007-07-06 Ian Lance Taylor <iant@google.com>
8722 Zack Weinberg <zackw@panix.com>
8725 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8727 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8729 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8730 (prefetch): Likewise if "pref" would be used.
8732 2007-07-06 Josh Conner <jconner@apple.com>
8736 * calls.c (store_one_arg): Handle arguments which are partially
8737 on the stack when detecting argument overlap.
8739 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8741 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8742 chosen during find_reloads.
8744 2007-07-06 Richard Guenther <rguenther@suse.de>
8746 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8747 TYPE_ARG_TYPES for verification of argument types. Use
8748 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8749 parameters as variable arguments.
8751 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8753 * libgcc2.h (word_type): Type definition removed.
8754 (cmp_return_type, shift_count_type): Type definitions added.
8755 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8756 replaced with shift_count_type.
8757 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8759 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8760 changed from word_type to Wtype.
8761 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8762 replaced with shift_count_type.
8763 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8765 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8766 and libgcc_shift_count attribute added.
8767 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8768 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8769 (TARGET_INITIALIZER): New target hooks added.
8770 * targhooks.c (default_libgcc_cmp_return_mode,
8771 default_libgcc_shift_count_mode): Default implementations for the new
8773 * targhooks.h (default_libgcc_cmp_return_mode,
8774 default_libgcc_shift_count_mode): Function prototypes added.
8775 * target.h (struct gcc_target): Fields for the new target hooks added.
8776 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8778 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8781 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8782 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8784 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8785 s390_libgcc_shift_count_mode): Functions added.
8786 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8787 Target hooks defined.
8789 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8791 * config/mips/mips.c (compute_frame_size): Restore the original
8792 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8793 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8794 Document why the difference is needed.
8796 2007-07-06 Richard Guenther <rguenther@suse.de>
8798 * c-common.c (boolean_increment): Use correctly typed
8801 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8803 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8804 the topmost argument register is not also included in the save mask.
8805 (mips16e_collect_argument_save_p): Take a pointer to the argument
8806 register, rather than a pointer to the number of arguments.
8807 (mips16e_collect_argument_saves): Only include argument saves
8808 that aren't in the register mask.
8810 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8812 PR rtl-optimization/32450
8813 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8814 to ensure that instructions are not moved into the prologue when
8815 profiling is on. Remove unused prologue_end variable.
8816 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8817 as a scheduling barrier.
8819 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8822 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8823 Disregard DECL_FROM_INLINE.
8825 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8827 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8828 IORing with a constant.
8830 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8832 PR rtl-optimization/32475
8833 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8834 for every definition of the stack pointer.
8836 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8838 * arm.c (vfp3_const_double_index): Copy signed results of
8839 REAL_VALUE_TO_INT into unsigned vars.
8841 2007-07-05 Richard Guenther <rguenther@suse.de>
8844 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8846 * tree-ssa.c (useless_type_conversion_p): Check canonical
8849 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8851 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8852 zero_extendhisi2): Change to define_insn_and_split.
8853 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8855 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8857 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8858 pass_match_asm_constraints): New.
8859 * passes.c (init_optimization_passes): Add new pass.
8860 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8861 * function.h (struct function): Add has_asm_statement bit.
8862 (current_function_has_asm_statement): New.
8863 * tree-pass.h (pass_match_asm_constraints): New.
8865 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8867 * config/mips/mips.c (mips_file_start): Avoid declaration
8870 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8872 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8874 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8876 * rtl.def (NOTE): Change print format string to print
8877 operand 5 as a note insn name.
8879 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8880 David Ung <davidu@mips.com>
8882 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8883 * doc/invoke.texi: (MIPS Options): Document them.
8885 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8886 David Ung <davidu@mips.com>
8888 Add support for SmartMIPS ASE.
8890 * optabs.c (expand_binop_directly): New, broken out from...
8891 (expand_binop): Here. Make it try rotating in the other
8892 direction even when the second operand isn't constant.
8893 * config/mips/mips.md (*lwxs): New.
8894 * config/mips/mips.opt (msmartmips): New.
8895 * config/mips/mips.c (mips_lwxs_address_p): New.
8896 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8897 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8898 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8899 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8900 (ISA_HAS_LWXS): New.
8901 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8902 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8903 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8904 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8905 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8906 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8907 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8909 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8911 * tree-vectorizer.c (new_loop_vec_info): Initialize
8912 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8913 * tree-vectorizer.h (_loop_vec_info): Added new filed
8914 min_profitable_iters.
8915 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8916 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8917 * tree-vect-analyze.c (vect_analyze_operations): Set
8918 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8919 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8920 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8921 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8922 and prologue cost to after they are computed.
8923 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8925 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8926 of creating vectors from scalars according to dt.
8927 (vect_model_store_cost): Likewise.
8928 (vectorizable_call): Use dt array instead of scalar dt. Call
8929 vect_model_simple_cost with additional argument dt.
8930 (vectorizable_assignment): Likewise.
8931 (vectorizable_operation): Likewise.
8932 (vectorizable_type_demotion): Likewise.
8933 (vectorizable_type_promotion): Likewise.
8934 (vectorizable_store): Use dt array instead of scalar dt. Call
8935 vect_model_store_cost with additional argument dt.
8936 (vect_do_peeling_for_loop_bound): Don't call
8937 vect_estimate_min_profitable_iters. Instead, lookup
8938 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8939 "may not be profitable".
8941 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8944 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8945 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8946 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8947 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8949 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8951 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8952 addressing modes cheaper.
8954 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8956 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8957 (dw_ranges_struct): Rename block_num to num. Adjust.
8958 (dw_ranges_by_label_struct): New.
8959 (ranges_by_label, ranges_by_label_allocated,
8960 ranges_by_label_in_use): New variables.
8961 (add_ranges_num): Factored most of the code out of...
8962 (add_ranges): ... this one. Rewrite in terms of the former.
8963 (add_ranges_by_labels): New.
8964 (output_ranges): Output by-label ranges.
8965 (dwarf2out_finish): Output range for multiple-section
8966 compile_unit. Output standard DW_AT_low_pc in addition to
8967 unexpected DW_AT_entry_pc.
8969 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8971 PR tree-optimization/32604
8972 PR tree-optimization/32606
8974 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8975 (compute_antic_safe): Removed.
8976 (ANTIC_SAFE_LOADS): Ditto.
8977 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8978 (execute_pre): Don't call compute_antic_safe.
8979 (vuse_equiv): New function.
8980 (make_values_for_stmt): Use it
8981 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8984 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8987 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8989 (avr_attribute_table): Make "naked" attribute apply to function types
8990 rather than to decls.
8991 (avr_handle_fntype_attribute): New function.
8993 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8995 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8998 2007-07-04 David Ung <davidu@mips.com>
8999 Joseph Myers <joseph@codesourcery.com>
9001 * config/mips/mips.md (type): Add logical, signext and move.
9002 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
9003 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
9004 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
9005 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
9006 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
9007 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
9008 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
9009 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
9010 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
9011 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
9012 movv2sf_hardfloat_64bit): Use the new types.
9013 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
9014 *movdf_softfloat, *movdf_mips16): Use "multi".
9015 (extendqihi2): Replace with a define_expand.
9016 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
9017 Based on extend<SHORT:mode><GPR:mode>2 patterns.
9018 * config/mips/74k.md (r74k_int_logical): New reservation and
9020 (r74k_int_arith): Remove "slt".
9021 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
9022 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
9023 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
9024 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
9025 reservations for "arith".
9027 2007-07-04 Richard Guenther <rguenther@suse.de>
9029 * tree-ssa.c (useless_type_conversion_p): Add handling for
9030 scalar float and vector types. Only call the types_compatible_p
9031 langhook for aggregate types as last resort. Follow the
9034 2007-07-04 Richard Guenther <rguenther@suse.de>
9036 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
9037 the same as NOP_EXPR.
9039 2007-07-04 Nick Clifton <nickc@redhat.com>
9041 * target.h (struct gcc_target): Add target_help field.
9042 * target-def.h (TARGET_HELP): New.
9043 (TARGET_INITIALIZER): Use TARGET_HELP.
9044 * opts.c (command_handle_option): Invoke target_help function, if
9045 defined, when the user has specified --target-help on the command
9047 * doc/invoke.texi: Mention that --target-help might print
9048 additional information.
9049 * doc/tm.texi: Document TARGET_HELP hook.
9051 * arm.c (TARGET_HELP): Override default definition.
9052 (arm_target_help): New - display a wrapped list of cores and
9053 architectures supported.
9055 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
9057 * config/v850/v850.c (expand_prologue): Make sure
9058 GEN_INT() argument is sign extended rather than zero extended.
9059 (expand_epilogue): Likewise.
9060 (output_move_double): Delete.
9061 * config/v850/v850-protos.h (output_move_double): Delete.
9062 * config/v850/v850.md (movdi): Delete.
9063 (*movdi_internal): Delete.
9065 (*movdf_internal): Delete.
9067 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9069 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
9070 unless compiling RTP PIC.
9072 2007-07-04 Richard Guenther <rguenther@suse.de>
9074 PR tree-optimization/32482
9075 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
9076 original ssa name if we didn't find a shift expression.
9077 Fix shift constant for bit zero test.
9079 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9081 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
9083 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9085 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
9086 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
9087 * config/arm/vxworks.h (ASM_SPEC): Delete.
9088 (SUBTARGET_EXTRA_ASM_SPEC): Define.
9090 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9092 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
9093 (DDR_REVERSED_P): New.
9094 * tree-data-ref.c (initialize_data_dependence_relation,
9095 build_classic_dist_vector): Set DDR_REVERSED_P.
9097 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9100 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
9101 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9102 init_omega_for_ddr_1): Use non conservative number of iterations
9104 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
9105 (analyze_siv_subscript): Remove FIXME and reinitialization of
9106 last_conflicts to chrec_dont_know.
9107 * testsuite/gfortran.dg/vect/pr32457.f90: New.
9109 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9111 * tree.c (maybe_canonicalize_argtypes): Improve description.
9113 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9115 * tree.c (maybe_canonicalize_argtypes): New.
9116 (build_function_type): Set canonical type.
9117 (build_method_type_directly): Ditto.
9118 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
9121 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9123 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
9125 (rewrite_use_nonlinear_expr): Likewise.
9127 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
9129 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
9131 2007-07-04 Ben Elliston <bje@au.ibm.com>
9133 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
9136 * c-objc-common.c (c_types_compatible_p): Fix indentation.
9138 * doc/tm.texi (Run-time Target): Capitalise "CPU".
9139 (Exception Handling): Likewise.
9141 2007-07-03 Jan Hubicka <jh@suse.cz>
9143 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
9145 2007-07-03 Eric Christopher <echristo@apple.com>
9147 * doc/cppopts.texi: Add conflicting option note to -dM.
9148 * doc/invoke.texi: Add note about possible conflicts with
9149 -E for -dCHARS and note that -dM will not produce
9150 any results if there is no machine dependent reorg.
9152 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9154 * tree.h (DECL_ALIGN): Back out previous change.
9156 2007-07-03 Joseph Myers <joseph@codesourcery.com>
9158 * configure.ac: Test for .dtprelword support on MIPS.
9159 * configure, config.in: Regenerate.
9160 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
9161 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9163 2007-07-03 Julian Brown <julian@codesourcery.com>
9165 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
9166 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
9167 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
9168 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
9170 (all_fpus): Add FPUTYPE_VFP3.
9171 (fp_model_for_fpu): Add VFPv3 field.
9172 (arm_rtx_costs_1): Give cost to VFPv3 constants.
9173 (vfp3_const_double_index): New function. Return integer index of
9174 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
9176 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
9177 and argument represents a valid RTX for a VFPv3 constant.
9178 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
9180 (vfp_emit_fstmd): Similar, for fstmd.
9181 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
9182 constants, represented as integer indices.
9183 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
9184 VFP_REGNO_OK_FOR_DOUBLE macros.
9185 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
9186 (arm_file_start): Set float-abi attribute for VFPv3, and output
9187 correct ".fpu" assembler directive.
9188 (arm_dbx_register_numbering): Add FIXME.
9189 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
9190 (fputype): Add FPUTYPE_VFP3.
9191 (FIXED_REGISTERS): Add 32 registers for D16-D31.
9192 (CALL_USED_REGISTERS): Likewise.
9193 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
9194 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
9195 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
9196 (D7_VFP_REGNUM): New.
9197 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
9198 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
9199 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
9200 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
9201 (REG_ALLOC_ORDER): Adjust for VFPv3.
9202 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
9203 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
9204 VFP_LO_REGS, VFP_HI_REGS.
9205 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
9206 (IS_VFP_CLASS): Define macro.
9207 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
9209 (REGISTER_MOVE_COST): Likewise.
9210 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
9211 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
9212 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
9213 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
9214 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
9215 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
9216 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
9217 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
9218 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
9219 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
9220 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
9221 where appropriate for single-word registers.
9222 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
9223 As above. Fix type attributes.
9224 * config/arm/constraints.md (register_contraint "t"): Define.
9225 (register_constraint "w"): Change to D0-D15, or D0-D31 for
9227 (register_constraint "x"): Define.
9228 (constraint "Dv"): Define.
9230 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9232 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
9234 2007-07-03 Tom Tromey <tromey@redhat.com>
9236 * c-parser.c (objc_pq_context): Removed.
9237 (objc_need_raw_identifier): Likewise.
9238 (c_parser) <objc_pq_context>: New field.
9239 <objc_need_raw_identifier>: Likewise.
9240 (OBJC_NEED_RAW_IDENTIFIER): Removed.
9241 (c_lex_one_token): Update.
9242 (c_parser_objc_protocol_definition): Update.
9243 (c_parser_objc_method_definition): Update.
9244 (c_parser_objc_methodproto): Update.
9245 (c_parser_declspecs): Update.
9247 2007-07-03 David Ung <davidu@mips.com>
9249 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
9251 2007-07-03 David Ung <davidu@mips.com>
9252 Richard Sandiford <richard@codesourcery.com>
9254 * doc/invoke.texi: Document -march=74kf3_2.
9255 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
9256 (TUNE_74K): Check for it.
9257 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
9258 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
9259 * config/mips/mips.md (cpu): Add 74kf3_2.
9260 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
9261 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
9262 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
9263 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
9264 74kf3_2 to the CPU list.
9265 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
9266 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
9267 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
9268 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
9269 (r74kf3_2_fxfer_from_c1): New insn reservations.
9271 2007-07-03 Richard Sandiford <richard@codesourcery.com>
9272 David Ung <davidu@mips.com>
9274 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
9275 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
9276 and 74k[fx]. Document aliases for the new options.
9277 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
9278 (PROCESSOR_24KF2_1): ...this.
9279 (PROCESSOR_24KX): Rename to...
9280 (PROCESSOR_24KF1_1): ...this.
9281 (PROCESSOR_74KF): Rename to...
9282 (PROCESSOR_74KF2_1): ...this.
9283 (PROCESSOR_74KX): Rename to...
9284 (PROCESSOR_74KF1_1): ...this.
9285 (TUNE_74K): Update PROCESSOR_* names.
9286 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
9287 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
9288 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
9289 (mips_rtx_cost_data): Update processor names in comments.
9290 (mips_issue_rate): Update PROCESSOR_* names.
9291 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
9292 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
9293 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
9294 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
9295 Update cpu attribute names.
9296 (r24k_fpu_iss): Rename this reservation to...
9297 (r24kf2_1_fpu_iss): ...this and update all uses.
9298 (r24kx_fpu_iss): Rename this reservation to...
9299 (r24kf1_1_fpu_iss): ...this and update all uses.
9300 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
9301 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
9302 Update cpu attribute names.
9304 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
9306 * config/m32r/constraints.md: New file.
9307 * config/m32r/m32r.c: Include tm-constrs.h.
9308 (small_data_operand): Use satisfies_constraint_* instead of macro.
9309 (addr24_operand, gen_compare): Likewise.
9310 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
9311 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
9312 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9313 EXTRA_CONSTRAINT): Likewise.
9314 * config/m32r/m32r.md: Include constraints.md.
9315 (*movsi_insn): Use satisfies_constraint_* instead of macro.
9316 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
9317 * config/m32r/predicates.md (conditional_move_operand): Likewise.
9318 (two_insn_const_operand, int8_operand, uint16_operand,
9319 reg_or_int16_operand, reg_or_uint16_operand,
9320 reg_or_cmp_int16_operand, cmp_int16_operand,
9321 seth_add3_operand): Likewise.
9323 2007-07-03 Eric Christopher <echristo@gmail.com>
9325 * libgcc2.h: Conditionally declare __bswapsi2 and
9328 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
9330 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
9333 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9336 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
9337 (__gthrw_pragma): Provide default definition.
9339 * gthr-posix.c (__gthrw_pragma): Define.
9341 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
9343 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
9344 before declaring inequality.
9346 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
9348 * combine.c (recog_for_combine): Log the success or failure of
9349 matching new insn patterns against the machine description in
9352 2007-07-03 Revital Eres <eres@il.ibm.com>
9354 * ddg.c (print_sccs): New function.
9355 (check_sccs): New function.
9356 (create_ddg_all_sccs): Use it.
9357 * ddg.h (print_sccs): Declare.
9358 * modulo-sched.c (sms_order_nodes): Call print_sccs.
9360 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
9362 * targhooks.h (default_mode_for_suffix): New function declaration.
9363 * targhooks.c (default_mode_for_suffix): New default target hook.
9364 * target.h (struct c): New structure in the targetm struct.
9365 (mode_for_suffix): New target hook as part of struct c.
9366 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
9367 default_mode_for_suffix.
9368 (TARGET_C): New define.
9369 * c-lex.c: Include "target.h".
9370 (interpret_float): Use targetm.c.mode_for_suffix to determine
9371 the mode for a given non-standard suffix.
9372 Makefile.in (c-lex.o): Depend on $(TARGET_H).
9374 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
9375 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
9377 * doc/extend.texi (Floating Types): New node. Document __float80 and
9378 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
9380 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9383 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
9384 predicate instead of target_operand.
9385 (divsi3_i1_media, divsi3_media_2): Likewise.
9387 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
9389 * tree.h (alias_sets_might_conflict_p): Rename into
9390 alias_sets_must_conflict_p.
9391 * alias.c (alias_sets_might_conflict_p): Likewise.
9392 (alias_sets_conflict_p): Use it.
9393 (objects_must_conflict_p): Likewise.
9394 * c-common.c (strict_aliasing_warning): Adjust.
9396 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9398 * rtlhooks.c (gen_lowpart_if_possible): Check for
9399 invalid subreg before calling gen_lowpart_SUBREG.
9401 2007-07-02 Geoffrey Keating <geoffk@apple.com>
9403 * config/darwin9.h: Add copyright notice.
9404 (LINK_COMMAND_SPEC): Add comment.
9405 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
9406 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
9407 DARWIN_LIBSYSTEM_HAS_UNWIND.
9409 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9412 * omp-low.c (check_combined_parallel): New function.
9413 (lower_omp_parallel): Call it via walk_stmts, set
9414 OMP_PARALLEL_COMBINED if appropriate.
9415 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
9416 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
9417 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
9418 don't consider it as combined parallel.
9420 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9422 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9423 (gcc_tooldir): Likewise.
9424 * configure: Regenerate.
9425 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9426 old configure.ac gcc_tooldir setting.
9427 (prefix_to_exec_prefix): New variable.
9428 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9429 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9431 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
9433 Fix PR tree-optimization/32583
9434 Fix PR tree-optimization/32584
9435 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
9436 (phi_translate_set): Use phi_translate directly now.
9437 (make_values_for_stmt): Don't value number RHS if we already know
9440 2007-07-02 Steve Ellcey <sje@cup.hp.com>
9441 Jim Wilson <wilson@specifix.com>
9444 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
9447 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
9448 Richard Sandiford <richard@codesourcery.com>
9449 Nigel Stephens <nigel@mips.com>
9451 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
9452 (mips16e_output_save_restore): Declare.
9453 (mips16e_save_restore_pattern_p): Likewise.
9454 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
9455 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
9456 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
9457 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
9458 (BITSET_P): New global macro, extracted from...
9459 (mips_for_each_saved_reg): ...here.
9460 (mips16e_save_restore_info): New struct.
9461 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
9462 (mips16e_save_restore_regs): New variable.
9463 (mips_split_plus, mips16e_find_first_register): New functions.
9464 (mips16e_mask_registers): New function.
9465 (compute_frame_size): Expand the commentary before the function.
9466 Enforce the MIPS16e save and restore register range restrictions.
9467 Pad the general register save area at the low end.
9468 (mips16e_save_restore_reg, mips16e_build_save_restore)
9469 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
9470 (mips16e_output_save_restore, mips16e_collect_propagate_value)
9471 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
9473 (mips_expand_prologue, mips_expand_epilogue): Handle
9474 GENERATE_MIPS16E_SAVE_RESTORE.
9475 * config/mips/mips.md (*mips16e_save_restore): New pattern.
9477 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
9479 PR tree-optimization/31966
9480 PR tree-optimization/32533
9481 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
9482 "basic_block" description as its third argument. Update function
9483 calls to get destination bb from "edge" argument. Save "cond" into
9484 aux field of the edge. Update prototype for changed arguments.
9485 (if_convertible_loop_p): Clear aux field of incoming edges if bb
9487 (find_phi_replacement_condition): Operate on incoming edges, not
9488 on predecessor blocks. If there is a condition saved in the
9489 incoming edge aux field, AND it with incoming bb predicate.
9490 Return source bb of the first edge.
9491 (clean_predicate_lists): Clean aux field of outgoing node edges.
9492 (tree_if_conversion): Do not initialize cond variable. Move
9493 variable declaration into the loop.
9494 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
9495 initializations of new_stmt, arg0 and arg1 variables.
9497 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9499 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
9500 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
9502 2007-07-02 Richard Guenther <rguenther@suse.de>
9504 * tree-ssa.c (useless_type_conversion_p): Document
9505 future intent as defining the middle-end type system.
9506 Re-structure to call langhook last, group by type class,
9507 mark questionable parts.
9509 2007-07-02 Richard Guenther <rguenther@suse.de>
9511 * tree-flow.h (types_compatible_p): Declare.
9512 * tree-ssa.c (types_compatible_p): New function.
9513 * ipa-type-escape.c (discover_unique_type): Use
9514 types_compatible_p instead of lang_hooks.types_compatible_p.
9515 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9516 * tree-vn.c (expressions_equal_p): Likewise.
9517 * tree.c (fields_compatible_p): Likewise.
9518 * tree-ssa-dom.c (avail_expr_eq): Likewise.
9519 (cprop_operand): Use useless_type_conversion_p instead of
9520 lang_hooks.types_compatible_p.
9521 * tree-inline.c (setup_one_parameter): Likewise.
9522 (declare_return_variable): Likewise.
9523 * tree-nrv.c (tree_nrv): Likewise.
9524 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9525 (maybe_fold_offset_to_component_ref): Likewise.
9526 (maybe_fold_offset_to_reference): Likewise.
9527 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9528 (merge_alias_info): Likewise.
9529 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9530 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9531 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9532 * tree-tailcall.c (find_tail_calls): Likewise.
9533 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9534 * gimplify.c (canonicalize_addr_expr): Likewise.
9535 (fold_indirect_ref_rhs): Likewise.
9536 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9537 (cpt_same_type): Likewise.
9538 (check_pointer_types_r): Swap parameters to cpt_same_type
9540 * fold-const.c (fold_convert): Revert fix for PR15988.
9541 * tree-inline.c (setup_one_parameter): Instead fix it here by
9542 using fold_build1 instead of fold_convert and checking for
9543 error_mark_node. Convert only if the conversion is necessary.
9545 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9547 * configure.ac: Check for .gnu_attribute on Power.
9548 * configure: Regenerate.
9549 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9550 attribute for floating-point ABI.
9552 2007-07-02 Ira Rosen <irar@il.ibm.com>
9554 PR tree-optimization/32230
9555 PR tree-optimization/32477
9556 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9557 address is a constant.
9559 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9561 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9562 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9563 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9564 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9565 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9566 64-bit targets. Add support for *-elfoabi*.
9567 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9568 different settings if $(tm_defines) does not select the EABI.
9569 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9570 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9571 (MIPS_ARCH_OPTION_SPEC): Likewise.
9572 (MIPS_ISA_LEVEL_SPEC): Likewise.
9573 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9574 * config/mips/elfoabi.h: New file.
9576 2007-07-02 Richard Guenther <rguenther@suse.de>
9578 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9579 (useless_type_conversion_p): ... this.
9580 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9581 (useless_type_conversion_p): ... this.
9582 * builtins.c (fold_builtin_memory_op): Rename
9583 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9584 * tree-cfg.c (verify_expr): Likewise.
9585 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9586 * tree-ssa-ccp.c (ccp_fold): Likewise.
9587 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9588 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9589 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9590 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9591 * tree-ssa-pre.c (eliminate): Likewise.
9592 * tree-ssa.c (delete_tree_ssa): Likewise.
9593 (tree_ssa_useless_type_conversion): Likewise.
9594 * tree.c (build2_stat): Likewise.
9596 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9598 Fix PR tree-optimization/32571
9599 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9602 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9604 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9605 and other expected operations explicitly, change default to
9608 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9610 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9612 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9613 (tls_load_dot_plus_eight): Move the label number into the unspec.
9614 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9616 2007-07-01 Andreas Schwab <schwab@suse.de>
9618 * dwarf2out.c (initial_return_save): Define only if used.
9620 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9622 Unreverting Richard's Revert of:
9624 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9626 * dce.c (deletable_insn_p_1): New function, split out from...
9627 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9628 specially, not those inside PARALLELs. Remove BODY argument
9629 and adjust recursive call accordingly.
9630 (prescan_insns_for_dce): Update call to delete_insn_p.
9632 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9633 Revital Eres <eres@il.ibm.com>
9635 * ddg.c (create_ddg_all_sccs): Fix missed
9636 initialization of scc_nodes.
9638 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9641 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9642 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9644 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9646 * configure.ac: Check for .gnu_attribute on MIPS.
9647 * configure, config.in: Regenerate.
9648 * config/mips/mips.c (mips_file_start): If supported, output
9649 attribute for floating-point ABI.
9651 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9654 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9655 (ffs_cmove): New expander to expand using ctz pattern.
9656 (*ffs_cmove): Remove pattern.
9657 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9658 (ffsdi2): Expand using ctz pattern.
9659 (*ffs_rex64): Remove pattern.
9661 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9663 PR rtl-optimization/32296
9664 * pa.md (return): Delete pattern.
9665 (return_internal): Remove "(const_int 1)" from pattern.
9666 (epilogue): Use return_internal pattern for trivial returns.
9667 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9668 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9670 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9672 * tree-ssa-pre.c (is_exception_related): New function
9673 (can_value_number_operation): Use it.
9675 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9677 Fix PR tree-optimization/32540
9678 Fix PR tree-optimization/31651
9680 * tree-ssa-sccvn.c: New file.
9682 * tree-ssa-sccvn.h: Ditto.
9684 * tree-vn.c: Include tree-ssa-sccvn.h
9685 (val_expr_paid_d): Removed.
9686 (value_table): Ditto.
9687 (vn_compute): Ditto.
9688 (val_expr_pair_hash): Ditto.
9689 (val_expr_pair_expr_eq): Ditto.
9690 (copy_vuses_from_stmt): Ditto.
9693 (shared_vuses_from_stmt): Ditto.
9694 (print_creation_to_file): Moved up.
9695 (sort_vuses): Ditto.
9696 (sort_vuses_heap): Ditto.
9697 (set_value_handle): Make non-static.
9698 (make_value_handle): Ditto.
9699 (vn_add): Rewritten to use sccvn lookups.
9700 (vn_add_with_vuses): Ditto.
9701 (vn_lookup): Ditto (and second argument removed).
9702 (vn_lookup_with_vuses): Ditto.
9703 (vn_lookup_or_add): Ditto (and second argument removed);
9704 (vn_lookup_or_add_with_vuses): Ditto.
9705 (vn_lookup_with_stmt): New.
9706 (vn_lookup_or_add_with_stmt): Ditto.
9707 (create_value_handle_for_expr): Ditto.
9709 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9710 (seen_during_translate): New function.
9711 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9712 (phi_trans_add): Ditto.
9713 (constant_expr_p): FIELD_DECL is always constant.
9714 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9715 Use constant_expr_p.
9716 Avoid infinite recursion on mutually valued expressions.
9717 Change callers of vn_lookup_or_add.
9718 (phi_translate): New function.
9719 (compute_antic_safe): Allow phi nodes.
9720 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9721 (find_or_generate_expression): Rewrite slightly.
9722 (create_expression_by_pieces): Updated for vn_lookup_or_add
9724 Update VN_INFO for new names.
9725 (insert_into_preds_of_block): Update for new names.
9726 (add_to_exp_gen): New function.
9727 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9728 (find_existing_value_expr): Rewrite to changed vn_lookup.
9729 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9730 (try_look_through_load): Removed.
9731 (try_combine_conversion): Ditto.
9732 (get_sccvn_value): New function.
9733 (make_values_for_phi): Ditto.
9734 (make_values_for_stmt): Ditto.
9735 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9737 (init_pre): Update for SCCVN changes.
9739 (execute_pre): Ditto.
9741 * tree-flow.h (make_value_handle): Declare.
9742 (set_value_handle): Ditto.
9743 (sort_vuses_heap): Ditto.
9744 (vn_lookup_or_add_with_stmt): Ditto.
9745 (vn_lookup_with_stmt): Ditto.
9746 (vn_compute): Remove.
9749 (vn_lookup): Update arguments.
9751 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9753 (tree-ssa-sccvn.o): New.
9754 (OBJS-common): Add tree-ssa-sccvn.o
9756 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9759 * c-typeck.c (build_external_ref): Don't mark as used if called
9761 * calls.c (rtx_for_function_call): Likewise.
9763 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9767 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9769 * dce.c (deletable_insn_p_1): New function, split out from...
9770 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9771 specially, not those inside PARALLELs. Remove BODY argument
9772 and adjust recursive call accordingly.
9773 (prescan_insns_for_dce): Update call to delete_insn_p.
9775 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9777 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9778 (try_combine): Move potential calls to undo_all() so they happen
9779 before we commit to using the combined insns.
9781 2006-06-30 Jan Hubicka <jh@suse.cz>
9783 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9786 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9788 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9789 (cgraph_remove_unreachable_nodes): Likewise.
9790 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9791 * ipa-inline.c (update_caller_keys): Cast according to the coding
9793 (cgraph_decide_recursive_inlining): Likewise.
9794 (cgraph_decide_inlining_of_small_function): Likewise.
9795 (try_inline): Likewise.
9796 (cgraph_decide_inlining_incrementally): Likewise.
9797 * ipa-pure-const.c (get_function_state): Likewise.
9798 (scan_function): Likewise.
9799 (analyze_function): Likewise.
9800 (static_execute): Likewise.
9801 * ipa-reference.c (scan_for_static_refs): Likewise.
9802 (merge_callee_local_info): Likewise.
9803 (analyze_function): Use type safe memory macros.
9804 (static_execute): Likewise. Cast according to the coding conventions.
9805 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9807 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9809 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9810 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9813 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9816 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9817 for complex modes (both int and real).
9819 2007-06-29 Jan Hubicka <jh@suse.cz>
9821 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9823 2007-06-29 Jan Hubicka <jh@suse.cz>
9826 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9829 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9832 * config/avr/avr.c: Include dataflow header file.
9833 (expand_prologue): Adjust for prologue insn change.
9834 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9837 2007-06-29 Richard Guenther <rguenther@suse.de>
9840 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9841 during type verification.
9843 2007-06-29 Jan Hubicka <jh@suse.cz>
9845 * recog.c (validate_change_rtx_1): Unshare TO argument.
9847 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9849 PR tree-optimization/24659
9850 * tree-vect-transform.c (vectorizable_call): Handle
9851 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9853 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9854 * config/i386/i386.c (enum ix86_builtins)
9855 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9856 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9858 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9859 const using def_builtin_const.
9860 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9861 input operands in the same modes as the result.
9862 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9864 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9866 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9867 (df_set_dead_notes_for_mw): Likewise.
9869 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9871 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9873 2007-06-28 DJ Delorie <dj@redhat.com>
9875 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9877 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9879 * doc/invoke.texi (C++ Dialect Options): Document
9880 fvisibility-ms-compat.
9881 * c.opt (fvisibility-ms-compat): New.
9883 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9886 * tree-affine.c (aff_combination_add_elt): Handle
9887 pointer addition specially.
9889 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9891 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9892 decl is non-external for AIX ABI.
9894 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9896 * config/rs6000/predicates.md (current_file_function_operand):
9897 Ensure the symbol is non-external for AIX ABI.
9899 2007-06-28 Nick Clifton <nickc@redhat.com>
9901 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9902 (fdce, fdse, fpredictive-commoning): Likewise.
9904 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9907 * gcc.c (process_command): Recognize the new -static-libgfortran
9910 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9913 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9914 Use a call clobbered hard reg instead of a pseudo reg.
9916 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9918 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9920 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9923 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9924 REG_LIBCALL and REG_RETVAL notes.
9925 (divsi3, mulsi3): Likewise.
9926 (mulhisi3): Likewise. Use emit_libcall_block.
9927 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9929 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9931 PR rtl-optimization/32481
9932 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9934 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9936 * dce.c (deletable_insn_p_1): New function, split out from...
9937 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9938 specially, not those inside PARALLELs. Remove BODY argument
9939 and adjust recursive call accordingly.
9940 (prescan_insns_for_dce): Update call to delete_insn_p.
9942 2007-06-27 Richard Guenther <rguenther@suse.de>
9945 * tree.h (fold_convertible_p): Declare.
9946 * fold-const.c (fold_convertible_p): New function.
9947 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9948 instead of lang_hooks.types_compatible_p.
9950 2007-06-26 Jan Hubicka <jh@suse.cz>
9952 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9953 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9954 early use validate_unshare_change.
9955 (reload_combine): Likewise.
9956 * recog.c (change_t): New field unshare.
9957 (validate_change_1): Rename from validate_change; add argument unshare.
9958 (validate_change): Turn into wrapper of validate_change_1; update
9959 prototype for bools.
9960 (validate_unshare_change): New.
9961 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9962 calls of df_insn_rescan.
9963 * recog.h (validate_change): Replace ints by bools.
9964 (validate_unshare_change): Declare.
9966 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9968 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9970 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9972 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9974 2007-06-25 Jan Hubicka <jh@suse.cz>
9976 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9978 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9979 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9980 places other call site specific checks are performed.
9982 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9985 * tree-vect-transform.c (vectorizable_operation): Convert
9986 POINTER_PLUS_EXPR over to PLUS_EXPR.
9988 2007-06-25 Chao-ying Fu <fu@mips.com>
9990 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9991 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9992 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9993 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9995 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9996 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9997 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9998 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9999 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
10000 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
10001 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
10002 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
10003 ALL_FIXED_POINT_MODE_P): New define.
10004 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10006 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
10008 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
10009 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10010 MODE_VECTOR_UACCUM): New mode classes.
10012 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
10013 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
10014 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
10017 * genmodes.c (struct mode_data): Add ibit and fbit fields.
10018 (blank_mode): Initialize ibit and fbit.
10019 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
10020 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10022 (new_adjust): Change required_class to required_class_from and
10023 required_class_to for testing within a range.
10024 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
10025 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10026 MODE_VECTOR_UACCUM.
10027 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
10028 (make_fixed_point_mode): New.
10029 (_ADD_ADJUST): Change C to C1 and C2.
10030 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
10031 use a range for machine classes.
10032 (ADJUST_IBIT, ADJUST_FBIT): New.
10033 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
10035 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10036 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10037 Emit adjustment for ibit and fbit.
10038 (emit_mode_ibit, emit_mode_fbit): New.
10039 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
10041 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
10043 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
10044 as the source of the set.
10046 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
10048 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
10049 FP_REGNO_P): Use IN_RANGE.
10050 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
10051 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
10052 (DATA_REG_P): Use DATA_REGNO_P.
10053 (FP_REG_P): Use FP_REGNO_P.
10054 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
10055 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
10056 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
10058 2007-06-24 Jan Hubicka <jh@suse.cz>
10060 PR middle-end/30563
10061 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
10063 2007-06-24 Sebastian Pop <sebpop@gmail.com>
10065 PR middle-end/32461
10066 * fold-const.c (fold_binary): Strip nops of operand 0
10067 of BIT_NOT_EXPR before calling operand_equal_p.
10068 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
10069 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
10071 2007-06-23 Mark Mitchell <mark@codesourcery.com>
10073 * doc/extend.texi: Document that dllimport and dllexport imply
10074 default visibility.
10075 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
10076 imported or exported declaration, including type declarations.
10077 * c-common.c (handle_visibility_attribute): Check for conflicts
10078 with dllimport/dllexport.
10079 (c_determine_visibility): Handle dllimport/dllexport as an
10080 explicit visibility atttribute.
10082 2007-06-23 Richard Guenther <rguenther@suse.de>
10084 PR tree-optimization/16876
10085 PR middle-end/29478
10086 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
10088 * tree-inline.c (initialize_inlined_parameters): Do not call
10089 lang_hooks.tree_inlining.convert_parm_for_inlining.
10090 * cgraphbuild.c (initialize_inline_failed): Set inline failed
10091 reason for mismatched types.
10092 * gimplify.c (gimplify_call_expr): Verify the call expression
10093 arguments match the called function type signature. Otherwise
10094 mark the call expression to be not considered for inlining
10095 using CALL_CANNOT_INLINE_P flag.
10096 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
10097 edges call expression.
10098 (cgraph_decide_inlining_of_small_function): Likewise.
10099 (cgraph_decide_inlining): Likewise.
10100 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10102 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
10103 * c-typeck.c (c_convert_parm_for_inlining): Remove.
10104 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
10105 Remove declaration.
10106 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
10107 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
10109 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10110 convert_parm_for_inlining member.
10112 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
10115 * arm.md (negscc): Match the correct operand for optimized LT0 test.
10116 Remove optimization for GT.
10118 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
10120 PR middle-end/32437
10121 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
10123 (prescan_insns_for_dce): Add extra parameter.
10125 2007-06-23 Jan Hubicka <jh@suse.cz>
10127 PR middle-end/31541
10128 * gimplify.c (mark_addressable): New function.
10129 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
10131 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10133 PR middle-end/32374
10134 * expr.c (store_constructor): Do not clobber non-zeroed memory.
10136 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10139 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
10140 moves between MMX/SSE registers to at least 8 units to prevent
10141 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
10143 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10145 * config/i386/i386.c (override_options): Correct x86_sahf
10148 2007-06-21 David Daney <ddaney@avtrex.com>
10151 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
10152 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
10153 (exception_receiver): Renamed to ...
10154 (nonlocal_goto_receiver): ... this.
10156 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
10158 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
10159 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
10160 partial register accesses.
10162 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
10164 * fold-const.c (debug_fold_checksum): Move it under
10165 ENABLE_FOLD_CHECKING.
10167 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10169 PR middle-end/20623
10170 * tree.h (debug_fold_checksum): Declared.
10171 * fold-const.c (build_fold_addr_expr_with_type_1): New.
10172 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
10173 build_fold_addr_expr_with_type_1.
10174 (fold_addr_expr, debug_fold_checksum): New.
10175 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
10176 (fold_unary, fold_comparison, split_address_to_core_and_offset):
10177 Use fold_addr_expr.
10179 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10181 PR tree-optimization/19590
10182 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
10183 of scev is a constant.
10185 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10187 * df-problems.c (df_note_bb_compute): Made computation of live
10188 info consistent with df_lr.
10190 2007-06-21 Richard Guenther <rguenther@suse.de>
10192 PR tree-optimization/32453
10193 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
10194 for pointer anti-range.
10196 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
10198 * config/i386/i386.c (processor_target_table): Increase maximum
10199 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
10202 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
10203 byte alignment if > 8 byte alignment is preferred.
10204 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10206 2007-06-21 Jakub Jelinek <jakub@redhat.com>
10208 PR tree-optimization/31866
10209 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
10210 if ASM_EXPR's input is not a SSA_NAME.
10212 PR middle-end/32362
10213 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
10214 but decl is a global var, instead return decl.
10215 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
10216 even for is_global_var decls, if they are private in some outer
10219 2007-06-21 Richard Guenther <rguenther@suse.de>
10221 PR tree-optimization/32451
10222 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
10224 2007-06-21 Christian Bruel <christian.bruel@st.com>
10226 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
10227 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
10228 (push_regs): Changed saving order or banked registers.
10229 (sh_expand_epilogue): Likewise.
10230 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
10231 (FIRST_BANKED_REG): Likewise.
10232 (LAST_BANKED_REG): Likewise.
10233 * config/sh/sh.md (banked) New attribute.
10234 (in_delay_slot): Check banked attribute.
10236 2007-06-20 Sebastian Pop <sebpop@gmail.com>
10238 PR tree-optimization/32075
10239 * tree-data-ref.c (subscript_dependence_tester_1,
10240 analyze_miv_subscript, analyze_overlapping_iterations,
10241 add_distance_for_zero_overlaps, build_classic_dist_vector,
10242 subscript_dependence_tester_1, analyze_overlapping_iterations,
10243 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
10244 compute_affine_dependence, compute_all_dependences): Pass loop_nest
10245 to evolution_function_is_affine_multivariate_p.
10247 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10249 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
10251 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
10254 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
10256 * config/m32c/prologue.md (epilogue_exitd_16): New.
10257 (epilogue_reit_16): New.
10258 (epilogue_exitd): Rename to epilogue_exitd_24.
10259 (epilogue_reit): Rename to epilogue_reit_24.
10261 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
10262 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10264 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
10266 * haifa-sched.c (queue_to_ready): Don't requeue next insn
10267 if dbg_cnt (sched_insn) reaches the limit.
10268 (choose_ready): New parameter INSN_PTR and new return value.
10269 (schedule_block): Handle dbg_cnt (sched_insn). Handle
10270 the new return value from choose_ready.
10271 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
10272 (rest_of_handle_global_alloc): New global_alloc_at_func.
10274 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
10276 PR tree-optimization/25737
10277 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
10278 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
10279 * tree-flow.h (struct fieldoff): Add new field alias_set.
10280 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
10281 argument addressable_type. Set alias_set of fieldoff.
10282 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
10283 (create_overlap_variables_for): Pass alias_set from fieldoff to
10285 * alias.c (get_alias_set): Use alias_set from SFT if set.
10287 2007-06-20 Hui-May Chang <hm.chang@apple.com>
10289 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
10290 of a variable as an unsigned HOST_WIDE_INT integer.
10292 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
10294 PR rtl-optimization/32405
10295 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
10297 2007-06-20 Jakub Jelinek <jakub@redhat.com>
10299 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
10301 PR middle-end/31959
10302 * builtins.c: Include diagnostic.h.
10303 (expand_builtin_expect): Make gcc_assert more permissive.
10304 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
10306 PR inline-asm/32109
10307 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
10310 PR middle-end/32285
10311 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
10312 if ACCUMULATE_OUTGOING_ARGS.
10314 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10316 * config/m68hc11/m68hc11.c: Include dataflow header file.
10317 (m68hc11_reorg): Port to dataflow.
10319 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10321 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
10322 (struct df_problem.free_blocks_on_set_blocks): New field.
10323 (struct dataflow.optional_p): New field.
10324 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
10325 (df_live_set_all_dirty): New function.
10326 * df-scan.c (df_scan_alloc): Initialize optional_p.
10327 (problem_SCAN): Initialize free_blocks_on_set_blocks.
10328 * df-core.c (df_set_blocks): Removed use of
10329 DF_FIRST_OPTIONAL_PROBLEM. Now uses
10330 df_problem.free_blocks_on_set_blocks to determine which blocks are
10332 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
10333 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
10334 uses dataflow.optional_p to determine if problem should be
10336 (rest_of_handle_df_initialize): Only start live problem if
10338 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
10339 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
10340 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
10341 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
10342 problem_NOTE): Initialize free_blocks_on_set_blocks.
10343 (df_lr_bb_local_compute): Recompute luids if df_live problem is
10345 (df_live_set_all_dirty, df_note_alloc): New function.
10346 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
10348 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
10349 * postreload.c (reload_combine): Ditto.
10350 * cse.c (cse_extended_basic_block): Ditto.
10351 * regmove.c (mark_flags_life_zones): Ditto.
10352 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
10353 erase_matching_seqs): Ditto.
10354 * bt-load.c (compute_defs_uses_and_gen): Ditto.
10355 * integrate (allocate_initial_values): Ditto.
10356 * combine.c (reg_dead_at_p): Ditto.
10357 * resource.c (mark_target_live_regs): Ditto.
10358 * sched-rgn.c (check_live_1, update_live_1): Ditto.
10359 * config/sh/sh.c (find_r0_life_regions): Ditto.
10360 * global.c (rest_of_handle_global_alloc): Only add back df_live
10362 * local-alloc.c (rest_of_handle_local_alloc): Only remove
10363 df_live for -O > 1.
10364 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
10366 (if_convert): Make sure df_live is there at -O == 1.
10367 (pass_if_after_combine): Cleanup flags.
10368 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
10369 is there at -O == 1.
10371 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
10373 * config/arm/arm.c (arm_get_frame_offsets): Set
10374 offsets->locals_base to avoid negative stack size.
10375 (thumb1_expand_prologue): Assert on negative stack size.
10377 2007-06-19 Sebastian Pop <sebpop@gmail.com>
10379 PR tree-optimization/32367
10380 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
10381 of the chrec has no evolution in that loop.
10382 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
10384 2007-06-19 Bob Wilson <bob.wilson@acm.org>
10386 * config/xtensa/xtensa.c: Include "df.h".
10387 (xtensa_builtin_saveregs): Use adjust_address instead of
10389 (xtensa_va_start): Invoke make_tree with sizetype for
10390 expand_builtin_saveregs and then convert the result to a pointer.
10391 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
10392 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
10393 Subtract argument size from index value as integers and then use
10394 POINTER_PLUS_EXPR to add the result to the array address.
10396 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10399 * config/m32c/m32c.c: Include dataflow header file.
10400 (m32c_emit_prologue): Adjust for prologue insn change.
10401 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
10402 once inside a PARALLEL. Assume frame size passed in operand 0
10403 includes space to save the fb register.
10404 (prologue_enter_24): Likewise.
10405 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
10407 2007-06-19 David Daney <ddaney@avtrex.com
10410 * config/mips/mips.md (cprestore): Mark $gp as used.
10412 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10415 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
10416 (frv_ifcvt_modify_insn): Likewise.
10418 2007-06-19 Richard Guenther <rguenther@suse.de>
10420 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
10421 only handle positive offsets that fit in a HOST_WIDE_INT.
10423 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
10425 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
10426 result of rsqrt insn for zero input argument to avoid NaN.
10428 2007-06-19 Richard Guenther <rguenther@suse.de>
10430 PR middle-end/31950
10431 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
10433 2007-06-19 Jakub Jelinek <jakub@redhat.com>
10435 PR tree-optimization/32353
10436 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
10438 2007-06-19 Nick Clifton <nickc@redhat.com>
10440 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
10442 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10445 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
10446 * config/i386/i386.c (assign_386_stack_local): Assert that
10447 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
10448 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
10449 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
10450 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
10452 2007-06-18 Steve Ellcey <sje@cup.hp.com>
10454 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
10456 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
10458 PR rtl-optimization/32321
10459 * gcse.c (replace_store_insn): Update the note before
10460 calling emit_insn_after.
10462 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10464 PR middle-end/32355
10465 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
10467 * df-problems.c (df_note_bb_compute): Fix dumping info.
10469 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
10471 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
10472 insn with emit_jump_insn.
10474 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10476 PR tree-optimization/32383
10477 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
10478 * targhooks.h (default_builtin_reciprocal): Update prototype.
10479 * target.h (struct gcc_target): Update builtin_reciprocal.
10480 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
10481 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
10482 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
10483 when fndecl is in BUILT_IN_MD class.
10484 (execute_convert_to_rsqrt): Ditto.
10486 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
10487 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
10488 Convert BUILT_IN_SQRTF code only when md_fn is false.
10490 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
10492 * bt-load.c (move_btr_def): Fix the order of arguments
10493 to validate_replace_rtx.
10495 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
10497 * config/m68k/m68k-devices.def: Add 54450..54455.
10499 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
10501 PR rtl-optimization/32366
10502 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
10503 FLOAT_EXTEND]: Prevent non-scalar modes from entering
10506 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10508 PR middle-end/32349
10509 * modulo-sched (generate_reg_moves): Added rescan parameter and if
10510 this is true, rescan insn being modified.
10511 (sms_schedule): Added rescan parameter.
10512 (rest_of_handle_sms): Moved freeing of dominance info to before
10513 getting out of cfg_layout.
10515 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
10517 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
10518 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
10521 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
10522 FL_CF_EMAC from the entry for isac.
10524 * config/m68k/predicates.md (const_call_operand): Adjust comment.
10525 (const_sibcall_operand): New.
10526 (sibcall_operand): Use it.
10527 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
10528 (m68k_isas): ISAC does not imply FPU or EMAC.
10529 (override_options): Add ISA_C logic for symbolic jump & call.
10531 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10533 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10534 return mode from the builtin itself.
10535 (sparc_fold_builtin): Fix cast of zero constant.
10537 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10539 * targhooks.c (default_builtin_reciprocal): New default target hook.
10540 * targhooks.h (default_builtin_reciprocal): Add prototype.
10541 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10542 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10543 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10544 default_builtin_reciprocal.
10546 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10548 PR middle-end/31723
10549 * hooks.c (hook_tree_tree_bool_null): New hook.
10550 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10551 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10552 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10553 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10554 and convert it to reciprocal a*rfunc(b).
10555 (execute_convert_to_rsqrt): New function.
10556 (gate_convert_to_rsqrt): New function.
10557 (pass_convert_to_rsqrt): New pass definition.
10558 * target.h (struct gcc_target): Add builtin_reciprocal.
10559 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10560 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10561 TARGET_BUILTIN_RECIPROCAL.
10562 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10564 * config/i386/i386.h (TARGET_RECIP): New define.
10565 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
10566 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10567 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10568 and not optimizing for size.
10569 (*rcpsf2_sse): New insn pattern.
10570 (*rsqrtsf2_sse): Ditto.
10571 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10572 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10573 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10574 and not optimizing for size.
10575 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10576 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10577 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10578 and not optimizing for size.
10579 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
10580 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10581 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10582 and not optimizing for size.
10583 (*sse_rsqrtv4sf2): Do not export.
10584 (sqrtv4sf2): Ditto.
10585 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10586 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10587 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10588 and not optimizing for size.
10589 (sqrtv4sf2): Ditto.
10590 * config/i386/i386.opt (mrecip): New option.
10591 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10592 (ix86_emit_swsqrtsf): Ditto.
10593 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10594 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10595 builtin definition.
10596 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10597 ix86_expand_unop1_builtin.
10598 (ix86_emit_swdivsf): New function.
10599 (ix86_emit_swsqrtsf): Ditto.
10600 (ix86_builtin_reciprocal): New function.
10601 (TARGET_BUILTIN_RECIPROCAL): Use it.
10602 (ix86_vectorize_builtin_conversion): Rename from
10603 ix86_builtin_conversion.
10604 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10605 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10606 "i386 and x86_64 Options" section.
10607 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10609 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10610 Zdenek Dvorak <dvorakz@suse.cz>
10611 Richard Guenther <rguenther@suse.de>
10612 Kaz Kojima <kkojima@gcc.gnu.org>
10614 * tree-vrp.c (compare_values_warnv): Convert val2 to
10616 (extract_range_from_assert): Create
10617 POINTER_PLUS_EXPR for pointer types.
10618 (extract_range_from_binary_expr): Handle
10619 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10621 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10622 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10623 POINTER_PLUS_EXPR as PLUS_EXPR.
10624 (number_of_iterations_lt_to_ne):
10625 For pointer types, use sizetype when
10626 creating MINUS_EXPR/PLUS_EXPRs.
10627 (assert_loop_rolls_lt): For pointer types, use sizetype when
10628 creating MINUS_EXPR/PLUS_EXPRs.
10629 (number_of_iterations_le): Likewise.
10630 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10631 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10632 like PLUS_EXPR and MINUS_EXPR.
10633 * tree-pretty-print.c (dump_generic_node): Handle
10635 (op_prio): Likewise.
10636 (op_symbol_1): Likewise.
10637 * optabs.c (optab_for_tree_code): Likewise.
10638 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10640 * tree-tailcall.c (process_assignment): Mention
10641 POINTER_PLUS_EXPR in a TODO comment.
10642 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10643 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10644 not used with a pointer and an integer type.
10645 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10646 increment using chrec_convert_rhs instead of chrec_convert.
10647 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10648 PLUS_EXPR except for the right hand side's type will be
10650 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10651 (fold_used_pointer_cast): Kill.
10652 (pointer_offset_p): Kill.
10653 (fold_used_pointer): Kill.
10654 (pointer_used_p): Kill.
10655 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10656 call fold_used_pointer.
10657 (instantiate_parameters_1): Convert the increment
10658 using chrec_convert_rhs instead of chrec_convert.
10659 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10660 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10661 instead of PLUS_EXPR.
10662 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10663 PLUS_EXPR for pointers.
10664 (std_gimplify_va_arg_expr): Likewise.
10665 (fold_builtin_memory_op): Likewise.
10666 (fold_builtin_strstr): Likewise.
10667 (fold_builtin_strchr): Likewise.
10668 (fold_builtin_strrchr): Likewise.
10669 (fold_builtin_strpbrk): Likewise.
10670 (expand_builtin_memory_chk): Likewise.
10671 (fold_builtin_memory_chk): Likewise.
10672 (std_expand_builtin_va_start): Use
10673 sizetype for the call to make_tree and then convert
10674 to the pointer type.
10675 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10676 instead of PLUS_EXPR for adding to a pointer.
10677 (std_gimplify_va_arg_expr): Use fold_build2 for
10678 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10679 the operands to sizetype first and then cast the BIT_AND_EXPR
10680 back to the pointer type.
10681 * fold-const.c (build_range_check): Handle pointer types
10683 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10684 of PLUS_EXPR's. Make sure the offset is converted to
10686 (try_move_mult_to_index): Strip the NOPs from the offset.
10687 Remove code argument and replace all uses with PLUS_EXPR.
10688 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10689 specially. Don't use a pointer type for MINUS_EXPR.
10690 (fold_unary): Handle for (T1)(X op Y),
10691 only p+ as that is the only as that can be handled for
10692 binary operators now.
10693 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10695 <case PLUS_EXPR>: Add folding of PTR+INT into
10697 Don't call try_move_mult_to_index.
10698 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10699 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10700 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10701 Don't call try_move_mult_to_index.
10702 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10703 (tree_expr_nonzero_p): Likewise.
10704 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10705 of PLUS_EXPR for the complex expression folding.
10706 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10707 first chrec is a pointer type, then the second should
10708 be sizetype and not the first's type.
10709 For POINTER_PLUS_EXPR, use a different right hand side type.
10710 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10711 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10712 different right hand side type.
10713 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10714 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10715 instead of PLUS_EXPR.
10716 When either operand is zero, convert the other operand.
10717 (chrec_apply): Use chrec_convert_rhs
10718 on the argument x instead of chrec_convert.
10719 (reset_evolution_in_loop): For pointer types, the new_evol
10720 should be sizetype.
10721 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10722 different right hand side type.
10723 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10724 (chrec_convert_rhs): New function.
10725 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10726 different right hand side type.
10727 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10728 * tree-chrec.h (chrec_convert_rhs): New prototype.
10729 (build_polynomial_chrec): For pointer types, the right hand
10730 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10731 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10732 Remove subtraction case as it is always addition now.
10733 Make sure the offset is converted to sizetype.
10734 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10735 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10736 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10737 PLUS_EXPR in pointer type.
10738 Handle POINTER_PLUS_EXPR.
10739 (tree_to_aff_combination): Likewise.
10740 (force_expr_to_var_cost): Likewise.
10741 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10742 instead of PLUS_EXPR for pointers.
10743 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10744 instead of PLUS_EXPR of pointer types.
10745 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10747 (check_va_list_escapes): Likewise.
10748 (check_all_va_list_escapes): Likewise.
10749 * dwarf2out.c (loc_descriptor_from_tree_1):
10750 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10751 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10752 (string_constant): Likewise.
10753 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10754 the offset to the base, use POINTER_PLUS_EXPR.
10755 (add_to_parts): Convert the index to sizetype.
10756 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10757 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10758 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10759 Offset only holds something for PLUS_EXPR.
10760 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10762 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10764 (analyze_accesses_for_modify_stmt): Likewise.
10765 Remove comment about the type being integral type as it is
10767 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10769 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10771 Correct the type which the artimentic is done in (is now
10774 * tree-data-ref.c (split_constant_offset): Handle
10776 * tree-affine.c (tree_to_aff_combination): Likewise.
10777 * c-typeck.c (build_unary_op): For pointers create the increment
10778 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10780 * gimplify.c (gimplify_self_mod_expr): Create a
10781 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10782 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10783 * tree.def (POINTER_PLUS_EXPR): New tree code.
10784 * tree-predcom.c (ref_at_iteration): If we have a pointer
10785 type do the multiplication in sizetype.
10786 * tree-mudflap.c (mf_xform_derefs_1): Create a
10787 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10788 * tree-ssa-forwprop.c
10789 (forward_propagate_addr_into_variable_array_index):
10790 Don't expect there to be a cast for the index as that
10791 does not exist anymore.
10792 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10793 instead of PLUS_EXPR.
10794 Don't check for the first operand of the POINTER_PLUS_EXPR
10795 was the index as it cannot be.
10796 Call forward_propagate_addr_into_variable_array_index with
10797 the SSA_NAME instead of the statement.
10798 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10799 (compare_constant): Likewise.
10800 (copy_constant): Likewise.
10801 (compute_reloc_for_constant): Likewise.
10802 (output_addressed_constants): Likewise.
10803 (initializer_constant_valid_p): Likewise.
10804 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10805 Convert the MIN/MAX of the inner type to the outer
10806 type before comparing them.
10807 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10808 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10809 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10810 of PLUS_EXPR for pointers.
10811 * tree-inline.c (estimate_num_insns_1): Handle
10813 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10814 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10815 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10816 instead of PLUS_EXPR for the pointer increment statement.
10817 (vect_update_ivs_after_vectorizer): For pointer types, create
10818 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10819 MULT_EXPR in sizetype.
10820 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10822 * tree-object-size.c (plus_expr_object_size): Handle
10823 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10824 code which is trying to figure out which side is a pointer and
10826 (check_for_plus_in_loops_1): Likewise.
10827 (check_for_plus_in_loops): Likewise.
10828 * c-common.c (pointer_int_sum): Create a
10829 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10830 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10831 only POINTER_PLUS_EXPR. Removing all the extra
10832 code which is trying to figure out which side is a pointer and
10834 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10835 PLUS_EXPR and MINUS_EXPR.
10836 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10838 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10839 with make_tree, instead of a pointer type.
10840 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10841 for pointers instead of PLUS_EXPR.
10842 (s390_gimplify_va_arg): Likewise.
10843 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10844 instead of PLUS_EXPR when doing addition on pointer
10845 types. Use sizetype for the second operand.
10846 (spu_gimplify_va_arg_expr): Likewise.
10847 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10848 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10849 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10850 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10851 for the pointer addition and also use size_int/sizetype
10853 (ix86_gimplify_va_arg): Likewise.
10854 Perform BIT_AND_EXPR on sizetype arguments.
10855 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10856 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10857 for the pointer additions and also use size_int for the offsets.
10858 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10859 additions and also use size_int for the offsets. Perform
10860 BIT_AND_EXPR on sizetype arguments.
10861 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10862 POINTER_PLUS_EXPR for pointers and create the
10863 BIT_AND_EXPR in sizetype.
10864 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10865 instead of PLUS_EXPR for pointer addition.
10866 (rs6000_va_start): Likewise.
10867 Also use sizetype for the offset.
10868 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10869 as PLUS_EXPR/MINUS_EXPR.
10870 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10871 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10872 Don't use BIT_AND_EXPR on a pointer type, convert the
10873 expression to sizetype first.
10874 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10876 (mips_gimplify_va_arg_expr): Likewise.
10877 Don't create BIT_AND_EXPR in a pointer type.
10879 2007-06-15 Eric Christopher <echristo@apple.com>
10881 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10882 (x86_64-*-darwin*): Ditto.
10883 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10886 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10888 * doc/extend.texi: Document behavior of __attribute__((aligned))
10891 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10893 * rtlanal.c (note_stores): Improve documentation.
10895 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10897 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10898 LOCAL_LABEL_PREFIX): Delete.
10899 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10900 (bfin_internal_label): Delete.
10902 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10904 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10905 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10906 otherwise define to LIBGCC2_TF_CEXT.
10907 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10908 (LIBGCC_TF_CEXT): Ditto.
10911 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10913 PR rtl-optimization/32339
10914 * df-scan.c (df_uses_record): Don't modify flags but just add to
10915 it for df_ref_record.
10917 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10919 * tree-mudflap.c: Fix whitespace issues.
10921 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10923 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10925 2007-06-14 Eric Christopher <echristo@apple.com>
10927 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10928 (movv4sf): Use gcc_unreachable instead of abort.
10930 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10933 * config/i386/sfp-machine.h (CMPtype): New define.
10934 (mach stubs): Use CMPtype instead of int as a return type.
10936 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10938 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10939 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10940 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10941 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10942 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10943 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10944 config/soft-fp/soft-fp.h: Update from glibc CVS.
10946 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10948 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10950 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10953 * config/v850/v850.c: Include dataflow header file.
10954 (substitute_ep_register): Fix typo.
10956 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10958 * configure.ac: Fix earlier checkin.
10959 * configure: Regenerated.
10961 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10963 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10964 * aclocal.m4: Regenerate.
10965 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10966 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10967 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10968 * configure: Regenerate.
10969 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10971 * Makefile.in (quickstrap): Build libgcc too.
10973 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10975 * configure.ac: Add --enable-checking=df. Explicitly mention that
10976 the variables are initialized as for "release".
10977 * df-core.c: Use it.
10978 * configure: Regenerate.
10979 * config.in: Regenerate.
10981 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10983 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10984 validate_replace_rtx instead of replace_rtx.
10985 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10987 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10989 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10990 (DWARF2_UNWIND_INFO): Override default if configured with
10992 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10993 (ENDFILE_SPEC): Add crtend.o.
10994 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10995 (ENDFILE_SPEC): Add crtend.o.
10996 (TARGET_USE_JCR_SECTION): Define.
10997 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10999 * config/i386/cygming-crtbegin.c: New file.
11000 * config/i386/cygming-crtend.c: New file.
11002 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
11004 * config/i386/w32-unwind.h: New file.
11006 2007-06-13 Eric Christopher <echristo@apple.com>
11008 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
11009 the user set a value below STACK_BOUNDARY.
11011 2007-06-13 Thiemo Seufer <ths@networkno.de>
11013 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
11014 imply -lpthread for -pthread.
11016 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11018 * basic-block.h: Remove the prototype for
11019 free_basic_block_vars.
11020 * cfglayout.h: Remove the prototype for
11021 insn_locators_initialize.
11022 * tree.h: Remove the prototype for emit_line_note.
11024 * tree-ssa-pre.c (mergephitemp): Remove.
11025 (init_pre): Don't use mergephitemp.
11027 2007-06-13 Eric Christopher <echristo@apple.com>
11029 * config/i386/i386.c (override_options): If we've specified
11030 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
11032 2007-06-13 Bob Wilson <bob.wilson@acm.org>
11034 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
11037 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11039 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
11040 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
11041 (eh_store_handler): New pattern.
11042 (eh_return): Emit it instead of a plain move.
11044 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
11046 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
11047 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
11048 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
11051 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11053 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
11054 (find_next_insn_start, find_load): New functions.
11055 (bfin_reorg): Use them to deal with the fact that parallel insns are
11056 no longer represented as a SEQUENCE.
11058 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11060 * config/sparc/sparc.c (sparc_override_options): Initialize
11061 fpu mask correctly.
11063 2007-06-13 Dave Korn <dave.korn@artimi.com>
11065 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
11068 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11070 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
11071 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
11072 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
11073 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
11074 tree-vect-transform.c: Fix comment typos. Follow spelling
11077 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11079 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
11080 to the exit block use set.
11081 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
11082 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
11083 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
11085 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11087 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
11088 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
11089 to indicate an error.
11090 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
11092 (dbg_cnt_process_opt): Print an error on a bad argument.
11093 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
11094 * common.opt (-fdbg-cnt-list): New.
11095 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
11097 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
11099 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
11100 flag on ref-all pointers.
11102 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11104 PR middle-end/31579
11105 * expr.c (expand_expr_addr_expr_1): Call expand_expr
11106 for the offset with the modifier as EXPAND_INITIALIZER
11107 if the modifier is EXPAND_INITIALIZER.
11108 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
11109 a register if we had an overflow.
11111 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11113 * real.c (real_isfinite): New.
11114 (real_sqrt): Use it.
11115 * real.h (real_isfinite): New.
11116 * builtins.c: Use it.
11118 2007-06-12 Ian Lance Taylor <iant@google.com>
11119 Daniel Berlin <dberlin@dberlin.org>
11122 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
11123 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
11124 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
11125 (DECL_NO_TBAA_P): Define.
11126 (struct tree_decl_common): Add no_tbaa_flag field.
11127 * tree-ssa-structalias.c (struct variable_info): Add
11128 no_tbaa_pruning field.
11129 (new_var_info): Initialize no_tbaa_pruning field.
11130 (unify_nodes): Copy no_tbaa_pruning field.
11131 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11132 (dump_solution_for_var): Print no_tbaa_pruning flag.
11133 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
11135 (compute_tbaa_pruning): New static function.
11136 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
11137 Call compute_tbaa_pruning.
11138 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
11139 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11140 * gimple-low.c (lower_stmt): Likewise.
11141 * tree-gimple.c (is_gimple_stmt): Likewise.
11142 * tree-ssa-operands.c (get_expr_operands): Likewise.
11143 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11144 * tree-inline.c (estimate_num_insns_1): Likewise.
11145 (copy_result_decl_to_var): Likewise.
11146 * expr.c (expand_expr_real_1): Likewise.
11147 * tree-pretty-print.c (dump_generic_node): Likewise.
11148 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
11149 * omp-low.c (omp_copy_decl_2): Likewise.
11150 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
11151 * doc/c-tree.texi (Expression trees): Document
11152 CHANGE_DYNAMIC_TYPE_EXPR.
11154 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11156 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
11157 with !HONOR_NANS and !HONOR_INFINITIES.
11158 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
11160 2007-06-12 Tristan Gingold <gingold@adacore.com>
11162 * gcov.c: Comments updated.
11163 (source_info): Add file_time field.
11164 (source_index): New variable.
11165 (mutiple_files): New variable.
11166 (generate_results): New function extracted from process_file.
11167 (process_file): Save and restore chain of functions, generate
11168 results and free structures only if not merging results.
11169 (release_structures): File names are now freed in create_file_names
11170 (create_file_names): Free previous file names.
11171 (find_source): File date is now read here and modifications in
11172 source files is checked here.
11173 (read_graph_file): Only reverse order of functions for the current
11175 (make_gcov_file_name): Do not generate long names if input_name is
11177 (output_lines): If merging results do not display graph, data and
11179 Checking source file modification is done in find_source.
11181 * doc/gcov.texi: Append an s to sourcefile.
11183 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
11185 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
11186 (forced_nop): New pattern.
11187 * config/bfin/bfin.c: Include "df.h".
11188 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
11189 (bfin_discover_loop): Use df_get_live_in instead of
11190 global_live_at_start.
11191 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
11192 df_analyze when done.
11193 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
11194 the insns. Use QImode for the final insn in a bundle. Call
11195 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
11197 (reorder_var_tracking_notes): New function.
11198 (bfin_reorg): Pass no argument to split_all_insns. Don't call
11199 update_life_info. Call df_analyze after scheduling and bundle
11200 generation. Call reorder_var_tracking_notes if generating these
11201 notes. Call df_finish_pass at the end.
11203 2007-06-12 Dirk Mueller <dmueller@suse.de>
11205 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
11206 a comparison, not an assignment.
11208 2007-06-12 Olivier Hainque <hainque@adacore.com>
11210 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
11211 Request walking the subtrees only, leaving the current is_lhs/val_only
11213 (convert_non_local_reference): Likewise.
11215 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
11217 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
11219 2007-06-12 Richard Guenther <rguenther@suse.de>
11221 PR tree-optimization/15353
11222 PR tree-optimization/31657
11223 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
11224 * timevar.def: Add TV_TREE_IFCOMBINE.
11225 * tree-pass.h (pass_tree_ifcombine): Declare.
11226 * tree-ssa-ifcombine.c: New file.
11227 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
11228 * tree-flow.h (blocks_in_phiopt_order): Declare.
11229 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
11230 (tree-ssa-ifcombine.o): New dependencies.
11232 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11234 PR rtl-optimization/32293
11235 * combine.c (simplify_if_then_else): Truncate return from
11236 nonzero_bits() to correct mode.
11238 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11240 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
11241 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
11243 2007-06-11 Diego Novillo <dnovillo@google.com>
11245 * Makefile.in (reload1.o-warn): Remove.
11247 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
11249 * combine.c (subst): Use reg_overlap_mentioned_p
11250 instead of comparing register numbers directly.
11252 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11254 * reload1.c (mark_home_live_1): Use the mode parameter.
11256 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11258 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
11259 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
11261 * df-core.c: Ditto.
11263 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
11265 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
11267 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11269 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
11270 from integer registers.
11271 (FP mode splitters): Handle TFmode.
11273 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
11275 * tree-ssa-structalias.c (find_what_p_points_to): Return false
11276 for ref-all pointers that point-to anything.
11278 2007-06-11 Joseph Myers <joseph@codesourcery.com>
11280 * config/arm/arm.c (arm_output_dwarf_dtprel,
11281 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
11283 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
11285 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
11286 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
11289 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
11291 * tree.c (signed_or_unsigned_type_for): New.
11292 (unsigned_type_for): Use signed_or_unsigned_type_for.
11293 (signed_type_for): Use signed_or_unsigned_type_for.
11294 * tree.h (signed_or_unsigned_type_for): New.
11295 (get_signed_or_unsigned_type): Remove.
11296 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
11297 lang_hooks.types.signed_type
11298 (size_diffop): Likewise.
11299 (all_ones_mask_p): Likewise.
11300 (build_range_check): Likewise.
11301 (fold_cond_expr_with_comparison): Likewise.
11302 (fold_cond_expr_with_comparison): Likewise.
11303 (unextend): Likewise.
11304 (extract_muldiv_1): Likewise.
11305 (fold_single_bit_test_into_sign_test): Likewise.
11306 (fold_binary): Likewise.
11307 (fold_ternary): Likewise.
11308 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
11309 instead of get_signed_or_unsigned_type.
11310 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
11311 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
11312 * expr.c (signed_or_unsigned_type_for): Use
11313 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
11314 * langhooks.c (get_signed_or_unsigned_type): Remove.
11315 (lhd_signed_or_unsigned_type): Remove.
11316 * langhooks.h (lang_hooks_for_types): Remove signed_type and
11317 signed_or_unsigned_type.
11318 (lhd_signed_or_unsigned_type): Remove.
11319 * expmed.c (make_tree): Use signed_type_for instead of
11320 lang_hooks.types.signed_type.
11321 * c-common.c (same_scalar_type_ignoring_signedness): Use
11322 c_common_signed_type instead of lang_hooks.types.signed_type.
11323 (c_common_unsigned_type): New.
11324 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
11325 (shorten_compare): Use c_common_unsigned_type instead of
11326 c_common_signed_or_unsigned_type.
11327 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
11329 * convert.c (convert_to_integer): Use signed_type_for instead of
11330 lang_hooks.types.signed_type.
11331 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
11332 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
11333 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
11334 * c-format.c (check_format_types): Use c_common_unsigned_type
11335 instead of unsigned_type_for.
11336 * c-decl.c (groakdeclarator): Likewise.
11337 * c-typeck.c (convert_for_assignment): Likewise.
11338 * c-common.h (c_common_unsigned_type): New.
11340 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11343 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
11344 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
11346 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11348 PR middle-end/32279
11349 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
11350 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
11352 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
11353 Sebastian Pop <sebpop@gmail.com>
11355 * lambda-code.c (remove_iv): New.
11356 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
11358 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
11360 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
11361 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
11362 * tree-ssa-loop-prefetch.c: Include optabs.h.
11363 (FENCE_FOLLOWING_MOVNT): New macro.
11364 (struct mem_ref): Add independent_p and storent_p fields.
11365 (record_ref): Initalize the new fields.
11366 (gather_memory_references_ref): Return true if the reference
11368 (gather_memory_references): Check whether all memory accesses
11369 in loop were recorded.
11370 (should_issue_prefetch_p): Return false for nontemporal stores.
11371 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
11372 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
11373 (determine_loop_nest_reuse): Detect independent memory references.
11374 (loop_prefetch_arrays): Call mark_nontemporal_stores.
11375 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
11376 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
11377 * config/i386/i386.h (x86_mfence): Declare.
11378 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
11379 * config/i386/i386.c (x86_mfence): New variable.
11380 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
11382 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
11383 * optabs.c (init_optabs): Initialize storent_optab.
11384 * optabs.h (enum optab_index): Add OTI_storent.
11385 (storent_optab): Declare.
11386 * genopinit.c (optabs): Add initialization for storent_optab.
11387 * tree.h (MOVE_NONTEMPORAL): New macro.
11388 * expr.c (expand_assignment, store_expr, store_constructor_field,
11389 store_constructor, store_field, expand_expr_real_1): Propagate
11390 nontemporality of the expanded store.
11391 (emit_storent_insn): New function.
11392 * expr.h (expand_assignment, store_expr): Declaration changed.
11393 * function.c (assign_parm_setup_reg): Pass false as nontemporality
11394 to expand_assignment.
11395 * stmt.c (expand_asm_expr): Ditto.
11396 * calls.c (initialize_argument_information): Pass false as
11397 nontemporality to store_expr.
11398 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
11401 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11403 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
11405 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
11407 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11409 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
11410 and allow DECL_P here.
11412 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
11414 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
11415 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
11416 track of the size of the expression.
11417 * cfghooks.c (merge_blocks): Remove block from loops structure only
11418 after call of the merge_blocks hook.
11420 2007-06-09 Tom Tromey <tromey@redhat.com>
11422 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
11423 (deprecated_state): Removed.
11424 (start_decl): Update.
11425 (enum deprecated_states): Moved earlier.
11426 (groktypename): Update.
11427 (push_parm_decl): Likewise.
11428 (grokfield): Likewise.
11429 (start_function): Likewise.
11431 2007-06-09 Ian Lance Taylor <iant@google.com>
11433 PR tree-optimization/32169
11434 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
11435 CONVERT_EXPR, check whether min and max both converted to an
11436 overflow infinity representation.
11438 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
11440 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
11441 not inserted on the edge.
11443 2007-06-08 Bob Wilson <bob.wilson@acm.org>
11445 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
11446 instructions if they are supported.
11447 (__divsi3, __umodsi3, __modsi3): Likewise.
11448 (__ashldi3, __ashrdi3, __lshrdi3): New.
11449 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
11451 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
11452 Tony Linthicum <tony.linthicum@amd.com>
11454 * doc/invoke.texi: Add fvect-cost-model flag.
11455 * common.opt (fvect-cost-model): New flag.
11456 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
11457 cost fields in stmt_vec_info struct for STMT.
11458 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
11459 fields in stmt_vec_info struct and access functions for the same.
11460 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
11461 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
11462 load, store and vector to scalar operation.
11463 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
11464 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
11465 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
11466 (TARG_VEC_STORE_COST): Define cost of vector store.
11467 (vect_estimate_min_profitable_iters): Define new function.
11468 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
11469 check to evaluate if loop iterations are less than minimum profitable
11470 iterations determined by cost model or minimum vect loop bound defined
11471 by user, whichever is more conservative.
11472 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
11473 run-time check to evaluate if loop iterations are less than minimum
11474 profitable iterations determined by cost model or minimum vect loop
11475 bound defined by user, whichever is more conservative.
11476 (vect_estimate_min_profitable_iterations): New function to estimate
11477 mimimimum iterartions required for vector version of loop to be
11478 profitable over scalar version.
11479 (vect_model_reduction_cost): New function.
11480 (vect_model_induction_cost): New function.
11481 (vect_model_simple_cost): New function.
11482 (vect_cost_strided_group_size): New function.
11483 (vect_model_store_cost): New function.
11484 (vect_model_load_cost): New function.
11485 (vectorizable_reduction): Call vect_model_reduction_cost during
11487 (vectorizable_induction): Call vect_model_induction_cost during
11489 (vectorizable_load): Call vect_model_load_cost during analysis phase.
11490 (vectorizable_store): Call vect_model_store_cost during analysis phase.
11491 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
11492 vectorizable_promotion, vectorizable_demotion): Call
11493 vect_model_simple_cost during analysis phase.
11495 2007-06-08 Simon Baldwin <simonb@google.com>
11497 * reg-stack.c (get_true_reg): Readability change. Moved default case
11498 label into direct switch statement scope.
11500 2007-06-08 Simon Baldwin <simonb@google.com>
11502 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
11503 in gcc_assert() with '==' comparison.
11505 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11507 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
11508 TARGET_ABM handling of x86_popcnt variable.
11510 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11512 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
11513 __builtin_copysignq and __builtin_infq built-in functions.
11515 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11517 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
11518 SSE4.2 section. Correct built-in function names in SSE4A section.
11520 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11522 PR tree-optimization/32243
11523 * tree-vect-transform.c (vectorizable_type_promotion): Move check
11524 for ncopies after ratio check between nunits_out and nunits_in.
11525 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
11527 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
11529 PR tree-optimization/32224
11530 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
11531 vectorization upon a non GIMPLE_MODIFY_STMT.
11533 2007-06-08 Christian Bruel <christian.bruel@st.com>
11536 * config/sh/sh.md (doloop_end): New pattern and splitter.
11537 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11539 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11541 PR middle-end/32209
11542 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11544 (verify_dominators): Do not change dominance tree.
11546 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11548 * config/sh/constraints.md: New file.
11549 * config/sh/sh.c: Include tm-constrs.h.
11550 (reg_class_from_letter): Remove.
11551 (prepare_cbranch_operands): Use satisfies_constraint_*
11552 function instead of macro.
11553 (andcosts, broken_move, sh_secondary_reload): Likewise.
11554 * config/sh/predicates.md (trapping_target_operand): Likewise.
11555 (and_operand, arith_operand, arith_reg_or_0_operand,
11556 cmp_operand, logical_operand, target_operand,
11557 ua_address_operand, ua_offset, xor_operand): Likewise.
11558 * config/sh/sh.md: Include constraints.md.
11559 (*movsicc_t_false): Use satisfies_constraint_* function
11561 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11562 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11563 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11564 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11565 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11566 (REG_CLASS_FROM_CONSTRAINT): Remove.
11567 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11568 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11569 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11570 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11571 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11572 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11573 function instead of macro.
11574 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11575 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11576 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11577 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11578 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11579 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11580 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11581 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11582 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11583 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11584 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11585 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11586 EXTRA_CONSTRAINT_STR): Likewise.
11587 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11589 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11591 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11593 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11596 * c-common.h (flag_cpp0x): Replaced by...
11597 (cxx_dialect): ... this new variable specifying the C++ dialect that
11599 * c-common.c (flag_cpp0x): Removed.
11600 (cxx_dialect): Defined.
11601 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11603 * c-opts.c (c_common_post_options): Likewise.
11604 (set_std_cxx98): Set cxx_dialect to cxx98.
11605 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11607 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11608 Hui-May Chang <hm.chang@apple.com>
11610 * doc/invoke.texi (Darwin Options): Update documentation for
11611 -mmacosx-version-min.
11612 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11613 * config/darwin-driver.c: New file.
11614 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11615 * config/t-darwin (darwin-driver.o): New rule.
11617 * config/darwin-c.c (version_as_macro): Ignore low digit.
11619 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11621 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11622 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11623 (CSGNMODE): New mode macro.
11624 (CSGNVMODE): New mode attribute.
11625 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11626 expander using CSGNMODE mode macro. Handle TFmode.
11627 (copysign<mode>3_const): Rename from copysignsf3_const and
11628 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11630 (copysign<mode>3_var): Rename from copysignsf3_var and
11631 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11633 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11634 mode macro. Handle TFmode.
11635 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11636 (iortf3, *iortf3): Ditto.
11637 (xortf3, *xortf3): Ditto.
11638 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11639 TFmode and TImode masks.
11640 (ix86_expand_copysign): Expand TFmode copysign insn.
11641 (IX86_BUILTIN_INFQ): New.
11642 (IX86_BUILTIN_FABSQ): Ditto.
11643 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11644 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11645 [__builtin_fabsq]: Ditto.
11646 [__builtin_copysignq]: Ditto.
11647 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11648 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11649 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11650 ix86_expand_binop_builtin().
11652 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11654 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11656 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11659 * rtl.h (push_to_sequence2): New.
11660 * emit-rtl.c (push_to_sequence2): New.
11661 * function.c (assign_parm_data_all): Add new fields.
11662 (assign_parm_setup_block): Call push_to_sequence2 instead of
11664 (assign_parm_setup_reg): Ditto.
11665 (assign_parm_setup_stack): Ditto.
11666 (assign_parms_unsplit_complex): Ditto.
11667 (assign_parms): Change field name.
11669 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11671 PR tree-optimization/32220
11672 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11673 phi node is reached before defining statement.
11675 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11678 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11679 after changing the right hand side of the assignment.
11681 2007-06-06 Eric Christopher <echristo@apple.com>
11683 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11684 (x86_64-*-darwin*): Ditto.
11685 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11686 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11688 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11690 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11691 coding conventions.
11692 (add_key): Likewise.
11693 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11694 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11696 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11698 (add_cost_one_coalesce): Likewise.
11699 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11700 variable names. Rename orig to orig_name for consistency.
11701 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11702 coding conventions.
11703 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11705 (record_equivalences_from_stmt): Likewise.
11706 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11707 the coding conventions.
11708 (memory_ssa_name_same): Likewise.
11709 (dse_optimize_stmt): Likewise.
11710 (dse_record_phis): Likewise.
11711 (dse_finalize_block): Likewise.
11712 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11713 keywords as variable names.
11714 (may_move_till): Cast according to the coding conventions.
11715 (force_move_till_expr): Avoid using C++ keywords as variable names.
11716 (force_move_till): Cast according to the coding conventions.
11717 (memref_hash): Likewise.
11718 (memref_eq): Likewise.
11719 (gather_mem_refs_stmt): Likewise.
11720 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11721 using C++ keywords as variable names.
11722 (idx_find_step): Cast according to the coding conventions.
11723 (idx_record_use): Likewise.
11724 (find_depends): Likewise.
11725 (prepare_decl_rtl): Likewise.
11726 (mbc_entry_hash): Likewise.
11727 (mbc_entry_eq): Likewise.
11728 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11729 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11730 (idx_infer_loop_bounds): Cast according to the coding conventions.
11731 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11732 * tree-ssa-math-opts.c (occ_new ): Likwise.
11733 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11735 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11737 (add_use_op): Likewise.
11738 (add_vop): Likewise.
11739 (add_vuse_op): Likewise.
11740 (add_vdef_op): Likewise.
11741 (get_expr_operands): Likewise.
11742 (push_stmt_changes): Use type safe memory macros.
11743 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11744 keywords as variable names.
11745 (conditional_replacement): Likewise.
11746 (minmax_replacement): Likewise.
11747 (abs_replacement): Likewise.
11748 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11749 coding conventions.
11750 (insert_fake_stores): Avoid using C++ keywords as variable names.
11751 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11753 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11754 (heapvar_insert): Use type safe memory macros.
11755 (new_var_info): Cast according to the coding conventions.
11756 (new_constraint): Likewise.
11757 (remove_preds_and_fake_succs): Use type safe memory macros.
11758 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11760 (thread_single_edge): Likewise.
11761 (thread_through_loop_header): Likewise.
11763 2007-06-06 Eric Christopher <echristo@apple.com>
11765 * config/i386/i386.c (override_options): Move handling
11766 of TARGET_SUBTARGET* earlier.
11768 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11770 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11773 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11775 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11776 emited outside of basic block.
11777 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11778 the created blocks.
11779 * rtl.h (delete_insn_chain): Declaration changed.
11780 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11782 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11783 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11784 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11785 to delete_insn_chain.
11786 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11787 do not have bb field set.
11788 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11790 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11791 * cfgcleanup.c (try_optimize_cfg): Ditto.
11793 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11795 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11796 (lambda_body_vector_new): Use type safe memory macros.
11797 (lambda_linear_expression_new): Likewise.
11798 (lambda_loopnest_new): Likewise.
11799 (lambda_lattice_new): Likewise.
11800 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11801 conventions. Use type safe memory macros.
11802 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11803 (lambda_body_vector_s): Likewise.
11804 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11805 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11807 2007-06-06 Richard Guenther <rguenther@suse.de>
11809 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11810 if we need to schedule cfg_cleanup.
11811 (tree_ssa_forward_propagate_single_use_vars): Do so.
11813 2007-06-06 Ian Lance Taylor <iant@google.com>
11815 * fold-const.c (merge_ranges): If range_successor or
11816 range_predecessor fail, just return 0.
11818 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11820 PR tree-optimization/32216
11821 * tree-vectorizer.c (supportable_widening_operation): Determine
11822 signedness of FIX_TRUNC_EXPR from output operand.
11823 (supportable_narrowing_operation): Ditto.
11824 * tree-vect-generic.c (expand_vector_operations_1): Determine
11825 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11826 from input operand.
11828 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11830 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11831 (struct pta): ...from here. Change flags to unsigned to avoid
11832 excessive casting (as it is used as a bit mask).
11833 (override_options): Add casts according to the coding convenventions.
11834 (x86_64_elf_unique_section): Likewise.
11835 (examine_argument): Avoid using C++ keywords as variable names.
11836 (construct_container): Likewise.
11837 (legitimize_pic_address): Likewise.
11838 (get_dllimport_decl): Cast according to the coding conventions. Use
11839 type safe memory macros.
11840 (legitimize_address): Cast according to the coding conventions.
11841 (emit_i387_cw_initialization): Corrected the type of slot to enum
11843 (ix86_init_machine_status): Use type safe memory macros.
11844 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11845 (bdesc_pcmpistr): Likewise.
11846 (bdesc_crc32): Likewise.
11847 (bdesc_sse_3arg): Likewise.
11848 (bdesc_2arg): Likewise.
11849 (bdesc_1arg): Likewise.
11850 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11851 (ix86_expand_sse_pcmpistr): Likewise.
11852 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11853 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11854 int to match the langhook definition.
11855 (ix86_builtin_conversion): Change the type of code to unsigned init to
11856 match the langhook definition.
11857 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11859 (ix86_preferred_output_reload_class): Likewise.
11860 (ix86_cannot_change_mode_class): Likewise.
11861 (ix86_memory_move_cost): Likewise.
11862 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11863 avoid excessive casting later on.
11864 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11866 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11868 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11869 as flags setting insn.
11870 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11872 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11874 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11875 (UNSPEC_ROUND): New.
11876 ("sse4_1_round<mode>2"): New insn pattern.
11877 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11879 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11880 expander using SSEMODEF mode macro. Expand using
11881 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11882 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11883 expander using SSEMODEF mode macro. Expand using
11884 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11885 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11886 expander using SSEMODEF mode macro. Expand using
11887 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11888 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11889 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11890 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11893 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11894 Sebastian Pop <sebpop@gmail.com>
11896 * lambda.h (build_linear_expr): New.
11897 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11898 Use build_linear_expr, call fold and force_gimple_operand.
11899 (lambda_loopnest_to_gcc_loopnest): Check that there is
11900 something to insert.
11901 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11903 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11905 PR preprocessor/23479
11906 * doc/extend.texi: Document the 0b-prefixed binary integer
11907 constant extension.
11909 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11911 PR tree-optimization/32215
11912 * tree-vectorizer.c (supportable_widening_operation): Return false
11913 for unsupported FIX_TRUNC_EXPR tree code.
11914 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11916 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11918 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11919 register on SPE targets. Change documentation to reflect
11921 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11922 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11923 out of the register allocation pool.
11924 (rs6000_reg_live_or_pic_offset_p): New function.
11925 (rs6000_emit_prologue): Move the actual saving of LR up to free
11926 r0 for holding r11. Split saving of SPE 64-bit registers into
11927 its own case. Ensure that offsets will always be in-range for
11928 'evstdd' by using r11 as a scratch register to point at the start
11929 of the SPE save area. Save r11 if necessary, as it is the static
11931 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11932 into its own case. Ensure that offsets will always be in-range
11933 for 'evldd' by using r11 as a scratch register to point at the
11934 start of the SPE save area. Also adjust r11 when restoring
11935 the stack pointer to compensate for pre-loading r11.
11937 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11939 * cfg.c (init_flow): Use type safe memory macros.
11940 (alloc_block): Likewise.
11941 (unchecked_make_edge): Likewise.
11942 (dump_flow_info): Avoid using C++ keywords as variable names.
11943 (copy_original_table_clear): Cast according to the coding conventions.
11944 (copy_original_table_set): Likewise.
11945 * cfgexpand (label_rtx_for_bb): Likewise.
11946 (expand_gimple_basic_block): Likewise.
11947 * cfghooks.c (dump_bb): Likewise.
11948 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11950 (lv_add_condition_to_bb): Likewise.
11951 * cfglayout (relink_block_chain): Cast according to the coding
11953 (fixup_reorder_chain): Likewise.
11954 (fixup_fallthru_exit_predecessor): Likewise.
11955 * cfgloop.c (glb_enum_p): Likewise.
11956 (get_exit_description): Likewise.
11957 (dump_recorded_exit): Likewise.
11958 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11959 (struct loop): ... from here.
11960 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11962 * cfgrtl.c (rtl_create_basic_block): Likewise.
11963 (rtl_split_block): Likewise.
11964 (rtl_dump_bb): Likewise.
11965 (cfg_layout_split_block): Likewise.
11966 (init_rtl_bb_info): Use typesafe memory macros.
11968 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11969 * graphds.h: Updated all usages of edge to graph_edge.
11970 * graphds.c: Likewise.
11971 * cfgloopanal.c: Likewise.
11973 2007-06-05 Ian Lance Taylor <iant@google.com>
11975 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11976 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11977 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11979 (test_for_singularity): Likewise.
11981 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11983 * config/i386/constraints.md ("Y2"): Replaced by ...
11985 * config/i386/i386.md: Likewise.
11986 * config/i386/mmx.md: Likewise.
11987 * config/i386/sse.md: Likewise.
11989 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11991 * config/i386/constraints.md ("z"): Replaced by ...
11993 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11994 (sse4_1_blendvps): Likewise.
11995 (sse4_1_pblendvb): Likewise.
11996 (sse4_2_pcmpestr): Likewise.
11997 (sse4_2_pcmpestrm): Likewise.
11998 (sse4_2_pcmpestr_cconly): Likewise.
11999 (sse4_2_pcmpistr): Likewise.
12000 (sse4_2_pcmpistrm): Likewise.
12001 (sse4_2_pcmpistr_cconly): Likewise.
12003 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
12005 * matrix-reorg.c (transform_access_sites): Fix computation.
12006 (transform_allocation_sites): Same.
12008 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12010 * config/i386/i386.c (override_options): Use
12011 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
12013 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
12015 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
12016 (nonimm_not_xmm0_operand): Ditto.
12017 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
12018 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
12019 as operand[2] predicate. Require "z" class XMM register for
12020 operand[3]. Adjust asm template.
12021 ("sse4_1_blendvpd"): Ditto.
12022 ("sse4_1_pblendvb"): Ditto.
12023 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
12024 force op2 into xmm0 register for variable blend instructions.
12026 2007-06-04 Tom Tromey <tromey@redhat.com>
12028 * c-tree.h (start_enum): Update.
12029 (build_enumerator): Likewise.
12030 * c-decl.c (enum_next_value): Removed.
12031 (enum_overflow): Likewise.
12032 (start_enum): Add c_enum_contents argument. Don't use globals.
12033 (build_enumerator): Likewise.
12034 * c-tree.h (struct c_enum_contents): New struct.
12036 2007-06-04 Tom Tromey <tromey@redhat.com>
12038 * c-common.c (c_common_get_alias_set): Fix indentation.
12040 2007-06-04 Ian Lance Taylor <iant@google.com>
12042 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
12043 to overflow, reduce overflow infinity to regular infinity.
12044 (vrp_var_may_overflow): New static function.
12045 (vrp_visit_phi_node): Check vrp_var_may_overflow.
12047 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
12049 * stor-layout.c (layout_type): Remove duplicate code.
12051 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
12054 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
12055 before build_common_builtin_nodes ().
12057 2007-06-04 Steve Ellcey <sje@cup.hp.com>
12060 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
12062 2007-06-04 Jan Hubicka <jh@suse.cz>
12064 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
12065 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
12066 instead of _stat version.
12068 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12070 PR tree-optimization/32194
12071 * tree-predcom.c (determine_offset): Check that both references have
12074 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12076 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
12077 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
12078 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12079 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
12080 Add argument to iterate_fix_dominators call.
12081 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
12082 * gcse.c (hoist_code): Change domby to vector.
12083 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
12084 Add argument to iterate_fix_dominators call.
12085 * loop-doloop.c (doloop_modify): Changed recount_dominator to
12086 recompute_dominator.
12087 * lambda-code.c (perfect_nestify): Ditto.
12088 * cfgloopanal.c: Include graphds.h.
12089 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
12090 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
12091 (mark_irreducible_loops): Use graphds_scc. Remove argument from
12093 * graphds.c: New file.
12094 * graphds.h: New file.
12095 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
12096 (get_dominated_by, get_dominated_by_region): Change return type to
12098 (verify_dominators): Recompute all dominators and compare the results.
12099 (recount_dominator): Renamed to ...
12100 (recompute_dominator): ... this. Do not check that the block is
12101 dominated by entry.
12102 (iterate_fix_dominators): Reimplemented.
12103 (prune_bbs_to_update_dominators, root_of_dom_tree,
12104 determine_dominators_for_sons): New functions.
12105 * et-forest.c (et_root): New function.
12106 * et-forest.h (et_root): Declare.
12107 * Makefile.in (graphds.o): Add.
12108 (cfgloopanal.o): Add graphds.h dependency.
12109 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
12110 * basic-block.h (get_dominated_by, get_dominated_by_region,
12111 iterate_fix_dominators): Declaration changed.
12112 (recount_dominator): Renamed to ...
12113 (recompute_dominator): ... this.
12114 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
12115 (thread_through_all_blocks): Do not free dominance info.
12117 2007-06-03 Andreas Schwab <schwab@suse.de>
12119 * config/m68k/m68k.c (override_options): Don't override
12121 * config/m68k/m68k-modes.def (SF, DF): Define to use
12122 motorola_single_format and motorola_double_format, resp.
12123 * real.c (motorola_single_format): Renamed from
12124 coldfire_single_format.
12125 (motorola_double_format): Renamed from coldfire_double_format.
12126 (encode_ieee_extended): Generate a proper canonical NaN image
12127 respecting canonical_nan_lsbs_set.
12128 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
12130 * real.h: Adjust declarations.
12132 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
12135 * config/sh/sh.md (symGOT_load): Don't schedule insns when
12136 the symbol is generated with the stack protector.
12138 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
12140 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
12141 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
12143 * doc/extend.texi (interrupt): Mention m68k.
12145 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
12147 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
12148 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
12149 (ix86_expand_sse_pcmpestr): Do not check operands for
12150 "register_operand", when insn operand predicate is "register_operand".
12151 (ix86_expand_sse_pcmpistr): Ditto.
12153 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
12154 Uros Bizjak <ubizjak@gmail.com>
12156 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
12157 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
12158 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
12159 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
12160 * config/i386/constraints.md ("z"): New register constraint
12161 for members of SSE_FIRST_REG class.
12162 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
12163 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
12164 SSE_FIRST_REG class.
12165 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
12166 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
12167 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
12168 (IX86_BUILTIN_PCMPESTRM128): Likewise.
12169 (IX86_BUILTIN_PCMPESTRA128): Likewise.
12170 (IX86_BUILTIN_PCMPESTRC128): Likewise.
12171 (IX86_BUILTIN_PCMPESTRO128): Likewise.
12172 (IX86_BUILTIN_PCMPESTRS128): Likewise.
12173 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
12174 (IX86_BUILTIN_PCMPISTRI128): Likewise.
12175 (IX86_BUILTIN_PCMPISTRM128): Likewise.
12176 (IX86_BUILTIN_PCMPISTRA128): Likewise.
12177 (IX86_BUILTIN_PCMPISTRC128): Likewise.
12178 (IX86_BUILTIN_PCMPISTRO128): Likewise.
12179 (IX86_BUILTIN_PCMPISTRS128): Likewise.
12180 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
12181 (struct builtin_description): Change "flag" field to unsigned.
12182 (bdesc_pcmpestr): New builtin description table.
12183 (bdesc_pcmpistr): Likewise.
12184 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
12185 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
12186 Initialize pcmp[ei]str[im] insns for SSE4.2.
12187 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
12188 (ix86_expand_sse_pcmpistr): Likewise.
12189 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
12190 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
12191 (UNSPEC_PCMPISTR): Likewise.
12192 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
12193 (sse4_2_pcmpestri):New isns pattern.
12194 (sse4_2_pcmpestrm): Likewise.
12195 (sse4_2_pcmpestr_cconly): Likewise.
12196 (sse4_2_pcmpistr): New insn patern and splitter.
12197 (sse4_2_pcmpistri):New isns pattern.
12198 (sse4_2_pcmpistrm): Likewise.
12199 (sse4_2_pcmpistr_cconly): Likewise.
12200 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
12203 2007-06-01 David Daney <ddaney@avtrex.com>
12205 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
12206 LOADGP_ABSOLUTE and not binds_local_p.
12208 2007-06-01 Geoffrey Keating <geoffk@apple.com>
12210 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
12212 2007-06-01 Ian Lance Taylor <iant@google.com>
12214 * tree-vrp.c (compare_name_with_value): Always set
12215 used_strict_overflow if we get a result from the variable itself.
12217 2007-06-01 Ian Lance Taylor <iant@google.com>
12219 PR rtl-optimization/31455
12220 * lower-subreg.c (find_decomposable_subregs): Don't decompose
12221 subregs which have a cast between modes which are not tieable.
12223 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
12225 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
12226 breaks after return statements.
12228 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
12230 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
12231 only after no_new_pseudos.
12233 2007-05-31 Eric Christopher <echristo@apple.com>
12235 * expr.c (convert_move): Assert that we don't have a BLKmode
12237 (store_expr): Handle BLKmode moves by calling emit_block_move.
12239 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
12241 * c-typeck.c (build_indirect_ref): Include type in error message.
12242 (build_binary_op): Pass types to binary_op_error.
12243 * c-common.c (binary_op_error): Take two type arguments, print out
12245 * c-common.h (binary_op_error): Update prototype.
12247 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12249 * config/i386/i386.c: Correct coments on -mno-sse4.
12251 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12253 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
12254 (x86_64-*-*): Likewise.
12255 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
12256 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
12257 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12258 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
12259 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12260 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12261 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12262 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12263 (OPTION_MASK_ISA_SSE4): Likewise.
12264 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
12265 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12266 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
12267 (override_options): Support SSE4.2.
12268 (ix86_build_const_vector): Support SImode and DImode.
12269 (ix86_build_signbit_mask): Likewise.
12270 (ix86_expand_int_vcond): Support V2DImode.
12271 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
12272 (IX86_BUILTIN_CRC32HI): Likewise.
12273 (IX86_BUILTIN_CRC32SI): Likewise.
12274 (IX86_BUILTIN_CRC32DI): Likewise.
12275 (IX86_BUILTIN_PCMPGTQ): Likewise.
12276 (bdesc_crc32): Likewise.
12277 (bdesc_sse_3arg): Likewise.
12278 (ix86_expand_crc32): Likewise.
12279 (ix86_init_mmx_sse_builtins): Support SSE4.2.
12280 (ix86_expand_builtin): Likewise.
12281 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12282 __SSE4_2__ for -msse4.2.
12283 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
12284 (CRC32MODE): Likewise.
12285 (crc32modesuffix): Likewise.
12286 (crc32modeconstraint): Likewise.
12287 (sse4_2_crc32<mode>): Likewise.
12288 (sse4_2_crc32di): Likewise.
12289 * config/i386/i386.opt (msse4.2): New for SSE4.2.
12291 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
12292 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
12293 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
12294 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
12295 (vcondu<mode>): Likewise.
12296 * doc/extend.texi: Document SSE4.2 built-in functions.
12297 * doc/invoke.texi: Document -msse4.2/-msse4.
12299 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
12301 PR tree-optimization/32160
12302 * tree-predcom.c (predcom_tmp_var): New function. Mark created
12303 variable as gimple reg.
12304 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
12306 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
12308 * gcc.c (main): Don't consider linker options when issuing the
12309 warning about a linker input file not being used.
12311 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12313 * tree-vrp.c (compare_names): Initialize sop.
12315 2007-05-30 Dirk Mueller <dmueller@suse.de>
12317 * cgraphunit.c (cgraph_analyze_function): Remove
12318 computation of inline parameters.
12320 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12322 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
12324 2007-05-30 Richard Sandiford <richard@codesourcery.com>
12326 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
12327 Add vx-common.h. Include vxworks.h between vx-common.h and
12329 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
12331 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
12332 (TARGET_ASM_DESTRUCTOR): Likewise.
12333 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
12334 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
12335 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12336 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
12337 (VXWORKS_ENDIAN_SPEC): Define.
12338 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
12339 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
12340 VXWORKS_* equivalents.
12341 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
12342 (ASM_FILE_START): Delete.
12343 (TARGET_VERSION): Reformat.
12344 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
12345 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
12346 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
12347 (FPBIT, DPBIT): Define.
12348 (fp-bit.c, dp-bit.c): New rules.
12349 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
12350 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
12351 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
12352 * config/arm/arm.h: Include vxworks-dummy.h.
12353 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
12354 Mark with ATTRIBUTE_UNUSED.
12355 (arm_override_options): Do not allow VxWorks RTP PIC to be used
12356 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
12357 make it incompatible with -msingle-pic-base.
12358 (arm_function_ok_for_sibcall): Return false for calls that might
12359 go through a VxWorks PIC PLT entry.
12360 (require_pic_register): New function, split out from...
12361 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
12363 (arm_load_pic_register): Handle the VxWorks RTP initialization
12364 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
12365 (arm_emit_call_insn): New function.
12366 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
12367 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
12368 (pic_offset_arm): New pattern.
12369 (call, call_value): Use arm_emit_call_insn.
12370 (call_internal, call_value_internal): New expanders.
12371 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
12372 VxWorks unless __PIC__.
12374 2007-05-30 Eric Christopher <echristo@gmail.com>
12376 * genrecog.c: Include regs.h in generated file.
12377 * genemit.c: Ditto. Fix up formatting.
12378 * config/mn10300/constraints.md: New.
12379 * config/mn10300/mn10300.md: Include.
12380 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
12381 Fix up for removed macro.
12382 * config/mn10300/predicates.md (call_address_operand): Ditto.
12383 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
12384 (CONST_OK_FOR_I): Ditto.
12385 (CONST_OK_FOR_J): Ditto.
12386 (CONST_OK_FOR_K): Ditto.
12387 (CONST_OK_FOR_L): Ditto.
12388 (CONST_OK_FOR_M): Ditto.
12389 (CONST_OK_FOR_N): Ditto.
12390 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
12394 (EXTRA_CONSTRAINT): Ditto.
12396 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12398 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
12400 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
12401 OPTION_MASK_ISA_64BIT.
12402 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
12404 2007-05-30 Richard Guenther <rguenther@suse.de>
12406 PR middle-end/32152
12407 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
12408 types for comparison.
12409 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
12410 with original typed arguments.
12411 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
12413 2007-05-30 Jakub Jelinek <jakub@redhat.com>
12415 PR tree-optimization/31769
12416 * except.c (duplicate_eh_regions): Clear prev_try if
12417 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
12419 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
12421 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
12422 * tree-ssa-sink.c (statement_sink_location): Return basic block and
12423 bsi of the location where statements should be inserted.
12424 (sink_code_in_bb): Take bsi from statement_sink_location.
12425 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
12426 instead of bsi_start.
12427 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
12429 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
12430 (bsi_move_before): Document inconsistency with bsi_move_after.
12431 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
12433 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12435 * config/i386/i386.h (TARGET_ABM): New define.
12436 (TARGET_POPCNT): Ditto.
12437 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
12438 New temporary defines to redefine from OPTION_ISA_* defines.
12439 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
12440 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
12441 (ix86_isa_flags): New extern int declaration.
12442 (TARGET_SUBTARGET_DEFAULT): New define.
12443 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
12444 (TARGET_SUBTARGET32_DEFAULT): Ditto.
12445 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
12446 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12447 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
12448 * config/i386/darwin.h: Change TARGET_64BIT define to
12451 * config/i386/i386.opt (m3dnowa): Define as undocumented option
12452 using existing "ix86_isa_flags" varible.
12453 (m32, m64): Use existing "ix86_isa_flags" variable.
12454 (mmmx, m3dnow): Ditto.
12455 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
12456 (mabm): Define as non-negative option using "x86_abm" variable.
12457 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
12459 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
12460 Rewrite feature test bitmap.
12461 (ix86_isa_flags): New initialized global int varible.
12462 (ix86_isa_flags_explicit): New static int variable.
12463 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
12464 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
12465 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
12466 target_flags_explicit.
12467 (override_options): Remove "target_enable" and "target_disable" fields
12468 from "struct ptt". Update processor_target_table accordingly. Remove
12469 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
12470 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
12471 "target_flags" and "ix86_isa_flags_explicit" instead of
12472 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
12473 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
12474 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
12475 to true when either of PTA_POPCNT or PTA_ABM is set in
12476 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
12477 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
12478 processor_alias_table flags entry. Remove handling of
12479 "target_enable" and "target_disable" fields of processor_target_table.
12480 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
12481 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
12482 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
12483 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
12484 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
12486 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
12488 2007-05-29 David Daney <ddaney@avtrex.com>
12491 * config/mips/mips.c (mips_output_mi_thunk): Emit
12492 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
12494 2007-05-29 Hui-May Chang <hm.chang@apple.com>
12495 * config/i386/i386.c (ix86_function_regparm): Added checking of
12496 ix86_force_align_arg_pointer to determine the number of
12497 register parameters.
12499 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
12501 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
12502 (SET_DR_MISALIGNMENT): New.
12503 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
12504 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
12505 Use SET_DR_MISALIGNMENT.
12506 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
12508 * tree-data-ref.c (create_data_ref, compute_all_dependences,
12509 find_loop_nest): Export.
12510 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
12511 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
12512 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
12513 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
12515 (struct mem_ref): Add field reuse_distance.
12516 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
12517 Initialize reuse_distance field.
12518 (issue_prefetch_ref): Select temporality of prefetch according to
12520 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
12521 self_reuse_distance, determine_loop_nest_reuse): New functions.
12522 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
12523 (tree_ssa_prefetch_arrays): Dump L2 cache size.
12524 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
12527 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
12529 * tree-ssa-alias.c: Add aliasing overview.
12531 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12532 Danny Smith <dannysmith@users.sourceforge.net>
12535 * config/i386/t-crtfm: Compile crtfastmath.o with
12536 -minline-all-stringops.
12537 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12538 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12540 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12542 * doc/md.texi: Document constraints on HP PA-RISC.
12544 * pa/constraints.md: New file.
12545 * pa.md: Include constraints.md.
12546 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12547 (integer_store_memory_operand, ldil_cint_p): New functions.
12548 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12549 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12550 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12551 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12552 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12554 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12557 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12558 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12559 case POSTDECREMENT_EXPR>): Return the error_mark_node
12560 if either the real or imaginary parts would an
12563 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12565 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12566 name when we remove it from a call.
12568 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12570 * targhooks.c (default_narrow_bitfield): Remove.
12571 * targhooks.h: Remove the prototype for
12572 default_narrow_bitfield.
12574 * langhooks-def.h: Remove the prototype for
12575 hook_get_alias_set_0.
12576 * langhooks.c (hook_get_alias_set_0): Remove.
12578 * global.c (EXECUTE_IF_CONFLICT): Remove.
12580 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12583 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12584 return true when truth_value_p is true and the type
12587 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12589 * doc/install.texi (Prerequisites): We no longer require Autoconf
12590 2.13 for the top-level.
12592 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12594 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12595 memory access via x86_expand_vector_move_misalign() only for
12596 TImode values on 32-bit targets.
12598 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12600 * matrix-reorg.c: New file. Implement matrix flattening and
12601 transposing optimization.
12602 * tree-pass.h: Add matrix reorg pass.
12603 * common.opt: Add fipa-mreorg flag.
12604 * Makefile.in: Add matrix-reorg.c.
12605 * passes.c: Add matrix reorg pass.
12606 * varpool.c (add_new_static_var): New function.
12607 * cgraph.h (add_new_static_var): Declare.
12609 2007-05-27 Eric Christopher <echristo@apple.com>
12611 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12612 sp_offset depending on stack size. Save r12 depending
12613 on registers we're saving later.
12614 (rs6000_emit_epilogue): Update sp_offset depending only
12617 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12619 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12620 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12621 * ifcvt.c (if_convert): Ditto.
12622 * tree-ssa-threadupdate.c (thread_block): Ditto.
12623 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12624 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12625 verify_loop_closed_ssa): Check number_of_loops instead of
12627 * predict.c (tree_estimate_probability): Ditto.
12628 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12629 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12630 * modulo-sched.c (sms_schedule): Ditto.
12631 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12632 (scev_finalize): Do not do anything if scev analysis was not
12634 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12635 current_loops == NULL.
12636 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12637 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12638 there are no loops.
12639 (loop_optimizer_finalize): Assert that loops were analyzed.
12640 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12641 rtl_doloop): Check number_of_loops instead of current_loops.
12642 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12643 current_loops == NULL.
12644 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12645 gate_tree_vectorize tree_linear_transform, check_data_deps,
12646 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12647 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12648 Check number_of_loops instead of current_loops.
12649 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12650 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12651 free loops if available.
12652 (execute_pre): Do not pass do_fre to fini_pre.
12654 2007-05-27 Tobias Burnus <burnus@net-b.de>
12656 PR middle-end/32083
12657 * real.c (mpfr_from_real): Fix sign of -Inf.
12659 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12661 * tree-vect-transform.c (vectorizable_conversion): Initialize
12662 tree_code variables to ERROR_MARK.
12663 (vectorizable_type_demotion): Likewise.
12664 (vectorizable_type_promotion): Likewise.
12666 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12669 * config/i386/i386.md (movti): Handle push operands via
12670 ix86_expand_push().
12672 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12674 * basic-block.h: Remove the prototype for merge_seq_blocks.
12675 * cfgcleanup.c (merge_seq_blocks): Remove.
12677 * tree-flow.h: Remove the prototype for is_aliased_with.
12678 * tree-ssa-alias.c (is_aliased_with): Remove.
12680 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12682 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12684 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12686 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12687 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12688 (vec_unpacks_hi_v16qi): Likewise.
12689 (vec_unpacku_lo_v16qi): Likewise.
12690 (vec_unpacks_lo_v16qi): Likewise.
12691 (vec_unpacku_hi_v8hi): Likewise.
12692 (vec_unpacks_hi_v8hi): Likewise.
12693 (vec_unpacku_lo_v8hi): Likewise.
12694 (vec_unpacks_lo_v8hi): Likewise.
12695 (vec_unpacku_hi_v4si): Likewise.
12696 (vec_unpacks_hi_v4si): Likewise.
12697 (vec_unpacku_lo_v4si): Likewise.
12698 (vec_unpacks_lo_v4si): Likewise.
12700 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12702 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12703 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12704 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12705 follow spelling conventions in various
12706 warning/error/diagnostic messages.
12708 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12709 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12710 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12711 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12712 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12713 * doc/tm.texi: Follow spelling conventions.
12715 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12718 * tree-ssa-forwprop.c
12719 (forward_propagate_addr_into_variable_array_index): Remove
12720 the lhs argument. Use the type of def_rhs instead of lhs.
12721 (forward_propagate_addr_expr_1): Update use of
12722 forward_propagate_addr_into_variable_array_index.
12724 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12725 Nigel Stephens <nigel@mips.com>
12727 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12728 function attributes, "far" being an alias for "long_call".
12729 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12730 (mips_near_type_p, mips_far_type_p): New.
12731 (mips_comp_type_attributes): New function to check that attributes
12732 attached to a function type are compatible.
12733 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12734 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12735 to the target function of the thunk.
12736 (mips_encode_section_info): Check for "near" and "far" function
12737 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12739 * config/mips/predicates.md (const_call_insn_operand): Test only
12740 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12742 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12745 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12746 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12747 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12748 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12750 2007-05-25 Eric Christopher <echristo@apple.com>
12752 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12753 to x86-darwin configurations.
12754 * config/i386/t-darwin: Add softfp support.
12755 * config/i386/t-darwin64: Ditto.
12756 * config/i386/sfp-machine.h: If mach then don't use
12757 aliasing, emit a stub to call.
12759 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12761 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12762 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12763 tree-predcom.c, tree-ssa-alias-warnings.c,
12764 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12765 comment typos. Follow spelling conventions.
12766 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12768 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12771 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12772 constants into memory. Expand unaligned memory references for
12773 SSE modes via x86_expand_vector_move_misalign() function.
12775 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12777 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12778 "memory" attribute for "sseishft" type insn without operands[2].
12780 2007-05-25 Dirk Mueller <dmueller@suse.de>
12781 Marcus Meissner <meissner@suse.de>
12783 * doc/extend.texi (alloc_size): New attribute.
12784 * c-common.c (handle_alloc_size_attribute): New.
12785 * tree-object-size.c (alloc_object_size): Use alloc_size
12786 attribute, if available.
12788 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12790 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12792 (__builtin_ia32_vec_ext_v2di): Likewise.
12793 (__builtin_ia32_vec_ext_v4si): Likewise.
12794 (__builtin_ia32_vec_ext_v8hi): Likewise.
12795 (__builtin_ia32_vec_ext_v16qi): Likewise.
12796 (__builtin_ia32_vec_set_v8hi): Likewise.
12798 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12800 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12802 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12804 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12805 (arm_is_longcall_p): Rename to...
12806 (arm_is_long_call_p): ...this. Take a single tree argument and
12808 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12809 (CUMULATIVE_ARGS): Remove call_cookie.
12810 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12811 (ENCODED_LONG_CALL_ATTR_P): Delete.
12812 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12813 LONG_CALL_FLAG_CHAR cases.
12814 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12815 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12816 ARM_DECLARE_FUNCTION_SIZE.
12817 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12818 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12819 (arm_encode_call_attribute, current_file_function_operand): Delete.
12820 (arm_function_in_section_p): New function.
12821 (arm_is_longcall_p): Rename to...
12822 (arm_is_long_call_p): ...this. Take the target function as a single
12823 argument and return a bool. Do not rely on call cookies. Check
12824 whether the target symbol is in the same section as the current
12825 function, not just the same compilation unit.
12826 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12827 (arm_encode_section_info): Don't encode a call type.
12828 * config/arm/arm.md (call, call_value): Update calls to
12829 arm_is_long(_)call_p. Simplify logic.
12830 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12831 Update calls to arm_is_long(_)call_p.
12833 2007-05-25 Richard Guenther <rguenther@suse.de>
12835 PR tree-optimization/31982
12836 * tree-ssa-forwprop.c
12837 (forward_propagate_addr_into_variable_array_index): Handle arrays
12838 with element size one.
12840 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12842 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12843 (umulsi3_highpart): Likewise.
12845 2007-05-24 Ian Lance Taylor <iant@google.com>
12847 PR rtl-optimization/32069
12848 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12851 2007-05-24 Ollie Wild <aaw@google.com>
12853 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12856 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12858 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12859 (oprs_unchanged_p): Use it to check all registers in a REG.
12860 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12861 (reg_set_between_after_reload_p): Delete.
12862 (reg_used_between_after_reload_p): Likewise.
12863 (reg_set_or_used_since_bb_start): Likewise.
12864 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12865 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12866 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12867 * rtlanal.c (reg_set_p): Check whether REG overlaps
12868 regs_invalidated_by_call, rather than just checking the
12869 membership of REGNO (REG).
12871 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12873 * doc/passes.texi: Document predictive commoning.
12874 * doc/invoke.texi (-fpredictive-commoning): Document.
12875 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12876 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12877 adding indices to the generated name.
12878 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12879 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12880 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12881 (op_symbol_code): ... and exported.
12882 (dump_omp_clause, op_symbol): Use op_symbol_code
12883 instead of op_symbol_1.
12884 * tree-pass.h (pass_predcom): Declare.
12885 * timevar.def (TV_PREDCOM): New timevar.
12886 * tree-ssa-loop.c (run_tree_predictive_commoning,
12887 gate_tree_predictive_commoning, pass_predcom): New.
12888 * tree-data-ref.c (find_data_references_in_loop): Find the
12889 references in dominance order.
12890 (canonicalize_base_object_address): Ensure that the result has
12892 (dr_analyze_innermost): Export.
12893 (create_data_ref): Code to fail for references with invariant
12895 (find_data_references_in_stmt): ... here.
12896 * tree-data-ref.h (dr_analyze_innermost): Declare.
12897 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12898 (aff_combination_find_elt, name_expansion_hash,
12899 name_expansion_eq, tree_to_aff_combination_expand,
12900 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12902 * tree-affine.h (aff_combination_constant_multiple_p,
12903 tree_to_aff_combination_expand): Declare.
12904 * tree-predcom.c: New file.
12905 * common.opt (fpredictive-commoning): New option.
12906 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12907 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12908 * Makefile.in (tree-predcom.o): Add.
12909 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12910 * passes.c (init_optimization_passes): Add dceloop after
12911 copy propagation in loop optimizer. Add predictive commoning
12912 to loop optimizer passes.
12914 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12916 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12919 2007-05-24 Jan Hubicka <jh@suse.cz>
12921 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12923 (genheader): Include statistics.h.
12925 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12927 * print-rtl.c (flag_dump_unnumbered): Update comments.
12928 (print_rtl): Fix my previous change.
12929 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12932 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12934 PR middle-end/32018
12935 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12937 (thread_through_all_blocks): Call initialize_original_copy_tables
12938 and free_original_copy_tables.
12939 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12941 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12942 * cfghooks.c (duplicate_block): Use get_loop_copy.
12943 * cfg.c: Include cfgloop.h.
12944 (loop_copy): New hash table.
12945 (initialize_original_copy_tables): Initialize loop_copy table.
12946 (free_original_copy_tables): Free loop_copy table.
12947 (copy_original_table_clear, copy_original_table_set,
12948 set_loop_copy, get_loop_copy): New functions.
12949 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12950 * cfgloop.h (struct loop): Remove copy field.
12951 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12952 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12954 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12956 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12957 -msse/-msse2/-msse3.
12959 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12961 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12962 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12964 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12967 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12968 * targhooks.h (default_mangle_decl_assembler_name): Declare
12970 * targhooks.c (default_mangle_decl_assembler_name): Define
12972 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12974 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12975 * langhooks.c (lhd_set_decl_assembler_name): Call
12976 targetm.mangle_decl_assembler_name for names with global scope.
12978 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12980 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12981 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12983 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12984 New. Factored out of i386_pe_encode_section_info.
12985 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12986 Move check for prior decoration of stdcall
12987 symbols to i386_pe_encode_section_info.
12988 (i386_pe_encode_section_info): Adjust call to
12989 gen_stdcall_or_fastcall_suffix. Use
12990 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12991 (i386_pe_mangle_decl_assembler_name): New. Wrap
12992 i386_pe_maybe_mangle_decl_assembler_name.
12994 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12996 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12997 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12998 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12999 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
13000 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
13003 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
13004 Nigel Stephens <nigel@mips.com>
13005 Richard Sandiford <richard@codesourcery.com>
13007 Fix up MIPS16 hard float and add support for complex.
13009 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
13010 (TARGET_SOFT_FLOAT_ABI): New.
13011 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
13012 __mips_soft_float to reflect the ABI in use, not whether the
13013 FPU is directly accessible (e.g., in MIPS16 mode).
13014 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
13015 (UNITS_PER_FPVALUE): Likewise.
13017 * config/mips/mips.c (mips_expand_call): Remove redundant
13018 TARGET_MIPS16 check.
13019 (mips_arg_regno): New.
13020 (function_arg_advance): When setting bits in cum->fp_code for
13021 MIPS16, don't subtract 1 from cum->arg_number, since it is now
13023 (function_arg): Use mips_arg_regno.
13024 (mips_return_mode_in_fpr_p): New.
13025 (mips16_call_stub_mode_suffix): New.
13026 (mips16_cfun_returns_in_fpr_p): New.
13027 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
13028 (mips_output_function_prologue): Test mips16_hard_float, not
13029 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
13030 (mips_expand_epilogue): Call MIPS16 helper routines to copy
13031 return value into a floating-point register.
13032 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
13033 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
13034 (mips16_fp_args): Handle MIPS32r2 ISA which supports
13035 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
13036 word of double arguments from or to the high bits of 64-bit
13037 floating point registers.
13038 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
13039 (mips16_fpret_double): New helper function.
13040 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
13041 support for complex modes. Fill in DECL_RESULT for stubdecl.
13042 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
13044 * config/mips/mips16.S
13045 (RET, ARG1, ARG2): New.
13046 (MERGE_GPRf, MERGE_GPRt): New.
13047 (DELAYt, DELAYf): New.
13048 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
13049 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
13050 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
13051 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
13052 (SFOP): Renamed to...
13053 (OPSF3): This, and macro-ified. Updated all uses.
13054 (SFOP2): Renamed to...
13055 (OPSF2): This, and macro-ified. Updated all uses.
13056 (SFCMP): Renamed to...
13057 (CMPSF): This, and macro-ified. Updated all uses.
13058 (SFREVCMP): Renamed to...
13059 (REVCMPSF): This, and macro-ified. Updated all uses.
13060 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
13061 (LDDBL1, LDDBL2, RETDBL): Deleted.
13062 (DFOP): Renamed to...
13063 (OPDF3): This, and macro-ified. Updated all uses.
13064 (DFOP2): Renamed to...
13065 (OPDF2): This, and macro-ified. Updated all uses.
13066 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
13067 (DFCMP): Renamed to...
13068 (CMPDF): This, and macro-ified. Updated all uses.
13069 (DFREVCMP): Renamed to...
13070 (REVCMPDF): This, and macro-ified. Updated all uses.
13071 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
13072 (RET_FUNCTION): New.
13073 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
13074 (__mips16_ret_sc, __mips16_ret_dc): New.
13075 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
13076 STUB_ARGS_6, STUB_ARGS_10): New.
13077 (CALL_STUB_NO_RET): New.
13078 (__mips16_call_stub_1): Macro-ified.
13079 (__mips16_call_stub_5): Macro-ified.
13080 (__mips16_call_stub_2): Macro-ified.
13081 (__mips16_call_stub_6): Macro-ified.
13082 (__mips16_call_stub_9): Macro-ified.
13083 (__mips16_call_stub_10): Macro-ified.
13084 (CALL_STUB_RET): New.
13085 (__mips16_call_stub_sf_0): Macro-ified.
13086 (__mips16_call_stub_sf_1): Macro-ified.
13087 (__mips16_call_stub_sf_5): Macro-ified.
13088 (__mips16_call_stub_sf_2): Macro-ified.
13089 (__mips16_call_stub_sf_6): Macro-ified.
13090 (__mips16_call_stub_sf_9): Macro-ified.
13091 (__mips16_call_stub_sf_10): Macro-ified.
13092 (__mips16_call_stub_df_0): Macro-ified.
13093 (__mips16_call_stub_df_1): Macro-ified.
13094 (__mips16_call_stub_df_5): Macro-ified.
13095 (__mips16_call_stub_df_2): Macro-ified.
13096 (__mips16_call_stub_df_6): Macro-ified.
13097 (__mips16_call_stub_df_9): Macro-ified.
13098 (__mips16_call_stub_df_10): Macro-ified.
13099 (__mips16_call_stub_sc_0): New.
13100 (__mips16_call_stub_sc_1): New.
13101 (__mips16_call_stub_sc_5): New.
13102 (__mips16_call_stub_sc_2): New.
13103 (__mips16_call_stub_sc_6): New.
13104 (__mips16_call_stub_sc_9): New.
13105 (__mips16_call_stub_sc_10): New.
13106 (__mips16_call_stub_dc_0): New.
13107 (__mips16_call_stub_dc_1): New.
13108 (__mips16_call_stub_dc_5): New.
13109 (__mips16_call_stub_dc_2): New.
13110 (__mips16_call_stub_dc_6): New.
13111 (__mips16_call_stub_dc_9): New.
13112 (__mips16_call_stub_dc_10): New.
13114 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
13115 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
13116 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
13118 2007-05-23 Ian Lance Taylor <iant@google.com>
13120 * doc/invoke.texi (Invoking GCC): Document that the order of the
13123 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
13126 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
13127 * config/score/predicate.md (const_pow2, const_npow2): Remove.
13128 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
13132 * config/score/score.c (score_print_operand): Make sure that only
13133 lower bits are used.
13135 2007-05-22 Ian Lance Taylor <iant@google.com>
13137 * tree-vrp.c (avoid_overflow_infinity): New static function,
13138 broken out of set_value_range_to_value.
13139 (set_value_range_to_value): Call avoid_overflow_infinity.
13140 (extract_range_from_assert): Likewise.
13142 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13144 PR middle-end/31095
13145 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
13146 change the type before looking for a COMPOUND_EXPR.
13148 2007-05-22 Ian Lance Taylor <iant@google.com>
13150 * lower-subreg.c (decompose_multiword_subregs): If we change an
13151 insn, call remove_retval_note on it.
13153 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13155 * regs.h (end_hard_regno): New function.
13156 (END_HARD_REGNO, END_REGNO): New macros.
13157 (add_to_hard_reg_set): New function.
13158 (remove_from_hard_reg_set): Likewise.
13159 (in_hard_reg_set_p): Likewise.
13160 (overlaps_hard_reg_set_p): Likewise.
13161 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
13162 (note_btr_set): Use END_HARD_REGNO.
13163 * caller-save.c (setup_save_areas): Use end_hard_regno.
13164 (mark_set_regs): Use END_HARD_REGNO.
13165 (add_stored_regs): Use end_hard_regno.
13166 (mark_referenced_regs): Use add_to_hard_reg_set.
13167 * combine.c (update_table_tick): Use END_REGNO.
13168 (record_value_for_reg): Likewise.
13169 (record_dead_and_set_regs): Likewise.
13170 (get_last_value_validate): Likewise.
13171 (use_crosses_set_p): Likewise.
13172 (reg_dead_at_p_1): Likewise.
13173 (reg_dead_at_p): Likewise.
13174 (mark_used_regs_combine): Use add_to_hard_reg_set.
13175 (move_deaths): Use END_HARD_REGNO.
13176 (reg_bitfield_target_p): Use end_hard_regno.
13177 (distribute_notes): Use END_HARD_REGNO.
13178 * cse.c (mention_regs): Use END_REGNO.
13179 (insert): Use add_to_hard_reg_set.
13180 (invalidate): Use END_HARD_REGNO.
13181 (invalidate_for_call): Likewise.
13182 (exp_equiv_p): Use END_REGNO.
13183 (cse_insn): Likewise.
13184 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
13185 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
13186 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
13187 * function.c (keep_stack_depressed): Use end_hard_regno.
13188 * global.c (global_alloc): Use end_hard_regno.
13189 (global_conflicts): Use add_to_hard_reg_set instead of
13191 (find_reg): Likewise.
13192 (mark_reg_store): Likewise.
13193 (mark_reg_conflicts): Likewise.
13194 (mark_reg_death): Use remove_from_hard_reg_set.
13195 (mark_reg_live_nc): Delete.
13196 (set_preference): Use end_hard_regno.
13197 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
13198 remove_from_hard_reg_set.
13199 (post_mark_life): Use add_to_hard_reg_set.
13200 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
13201 (reg_becomes_live): Use add_to_hard_reg_set.
13202 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
13203 (peep2_find_free_register): Use add_to_hard_reg_set.
13204 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
13205 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
13206 * regrename.c (note_sets): Use add_to_hard_reg_set.
13207 (clear_dead_regs): Use remove_from_hard_reg_set.
13208 (regrename_optimize): Use add_to_hard_reg_set.
13209 (find_oldest_value_reg): Use in_hard_reg_set_p.
13210 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
13211 (hard_reg_set_here_p): Use end_hard_regno.
13212 (decompose): Likewise.
13213 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
13214 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
13215 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
13216 (mark_home_live): Use end_hard_regno.
13217 (spill_hard_reg): Likewise.
13218 (clear_reload_reg_in_use): Likewise.
13219 * reorg.c (delete_prior_computation): Use END_REGNO.
13220 * resource.c (update_live_status): Use END_HARD_REGNO.
13221 (mark_referenced_resources): Use add_to_hard_reg_set.
13222 (mark_set_resources): Likewise.
13223 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
13224 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
13225 (reg_overlap_mentioned_p): Likewise.
13226 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
13227 (covers_regno_no_parallel_p): Use END_REGNO.
13228 (find_regno_note): Likewise.
13229 (find_reg_fusage): Use END_HARD_REGNO.
13230 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
13231 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
13233 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13235 * mode-switching.c (reg_dies): Change type of second argument to
13237 (optimize_mode_switching): Update accordingly.
13239 2007-05-22 Richard Sandiford <richard@codesourcery.com>
13241 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
13243 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
13244 (hard_reg_set_empty_p): ...these new functions.
13245 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
13246 GO_IF_HARD_REG_SUBSET.
13247 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
13248 instead of GO_IF_HARD_REG_EQUAL.
13249 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
13250 instead of GO_IF_HARD_REG_EQUAL.
13251 * global.c (find_reg): Use hard_reg_set_empty_p instead of
13252 GO_IF_HARD_REG_SUBSET.
13253 (modify_reg_pav): Use hard_reg_set_empty_p instead of
13254 GO_IF_HARD_REG_EQUAL.
13255 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
13256 of GO_IF_HARD_REG_SUBSET.
13257 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
13258 instead of GO_IF_HARD_REG_EQUAL.
13259 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
13260 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
13261 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
13262 of GO_IF_HARD_REG_SUBSET,
13263 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
13264 GO_IF_HARD_REG_SUBSET.
13265 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
13266 instead of GO_IF_HARD_REG_EQUAL.
13267 * config/sh/sh.c (push_regs, calc_live_regs): Use
13268 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
13269 (hard_regs_intersect_p): Delete.
13271 2007-05-22 Janis Johnson <janis187@us.ibm.com>
13273 * doc/sourcebuild.texi (Test Directives) Add dg-message.
13275 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
13276 Richard Henderson <rth@redhat.com>
13278 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
13280 (x86_64-*-*): Likewise.
13282 * i386/i386-modes.def (V2QI): New.
13284 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
13286 (override_options): Support SSE4.1.
13287 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
13288 (IX86_BUILTIN_BLENDPS): Likewise.
13289 (IX86_BUILTIN_BLENDVPD): Likewise.
13290 (IX86_BUILTIN_BLENDVPS): Likewise.
13291 (IX86_BUILTIN_PBLENDVB128): Likewise.
13292 (IX86_BUILTIN_PBLENDW128): Likewise.
13293 (IX86_BUILTIN_DPPD): Likewise.
13294 (IX86_BUILTIN_DPPS): Likewise.
13295 (IX86_BUILTIN_INSERTPS128): Likewise.
13296 (IX86_BUILTIN_MOVNTDQA): Likewise.
13297 (IX86_BUILTIN_MPSADBW128): Likewise.
13298 (IX86_BUILTIN_PACKUSDW128): Likewise.
13299 (IX86_BUILTIN_PCMPEQQ): Likewise.
13300 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
13301 (IX86_BUILTIN_PMAXSB128): Likewise.
13302 (IX86_BUILTIN_PMAXSD128): Likewise.
13303 (IX86_BUILTIN_PMAXUD128): Likewise.
13304 (IX86_BUILTIN_PMAXUW128): Likewise.
13305 (IX86_BUILTIN_PMINSB128): Likewise.
13306 (IX86_BUILTIN_PMINSD128): Likewise.
13307 (IX86_BUILTIN_PMINUD128): Likewise.
13308 (IX86_BUILTIN_PMINUW128): Likewise.
13309 (IX86_BUILTIN_PMOVSXBW128): Likewise.
13310 (IX86_BUILTIN_PMOVSXBD128): Likewise.
13311 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
13312 (IX86_BUILTIN_PMOVSXWD128): Likewise.
13313 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
13314 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
13315 (IX86_BUILTIN_PMOVZXBW128): Likewise.
13316 (IX86_BUILTIN_PMOVZXBD128): Likewise.
13317 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
13318 (IX86_BUILTIN_PMOVZXWD128): Likewise.
13319 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
13320 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
13321 (IX86_BUILTIN_PMULDQ128): Likewise.
13322 (IX86_BUILTIN_PMULLD128): Likewise.
13323 (IX86_BUILTIN_ROUNDPD): Likewise.
13324 (IX86_BUILTIN_ROUNDPS): Likewise.
13325 (IX86_BUILTIN_ROUNDSD): Likewise.
13326 (IX86_BUILTIN_ROUNDSS): Likewise.
13327 (IX86_BUILTIN_PTESTZ): Likewise.
13328 (IX86_BUILTIN_PTESTC): Likewise.
13329 (IX86_BUILTIN_PTESTNZC): Likewise.
13330 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
13331 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
13332 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
13333 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
13334 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
13335 (bdesc_ptest): New.
13336 (bdesc_sse_3arg): Likewise.
13337 (bdesc_2arg): Likewise.
13338 (bdesc_1arg): Likewise.
13339 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
13341 (ix86_expand_sse_4_operands_builtin): New.
13342 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
13343 smaller than 8 bits as the 2nd arg.
13344 (ix86_expand_sse_ptest): New.
13345 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
13346 (ix86_expand_vector_set): Support SSE4.1.
13347 (ix86_expand_vector_extract): Likewise.
13349 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13350 __SSE4_1__ for -msse4.1.
13352 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
13353 (UNSPEC_INSERTPS): Likewise.
13354 (UNSPEC_DP): Likewise.
13355 (UNSPEC_MOVNTDQA): Likewise.
13356 (UNSPEC_MPSADBW): Likewise.
13357 (UNSPEC_PHMINPOSUW): Likewise.
13358 (UNSPEC_PTEST): Likewise.
13359 (UNSPEC_ROUNDP): Likewise.
13360 (UNSPEC_ROUNDS): Likewise.
13362 * config/i386/i386.opt (msse4.1): New for SSE4.1.
13364 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
13365 (const_pow2_1_to_32768_operand): Likewise.
13367 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
13370 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
13372 (sse4_1_insertps): Likewise.
13373 (*sse4_1_extractps): Likewise.
13374 (sse4_1_ptest): Likewise.
13375 (sse4_1_mulv2siv2di3): Likewise.
13376 (*sse4_1_mulv4si3): Likewise.
13377 (*sse4_1_smax<mode>3): Likewise.
13378 (*sse4_1_umax<mode>3): Likewise.
13379 (*sse4_1_smin<mode>3): Likewise.
13380 (*sse4_1_umin<mode>3): Likewise.
13381 (sse4_1_eqv2di3): Likewise.
13382 (*sse4_1_pinsrb): Likewise.
13383 (*sse4_1_pinsrd): Likewise.
13384 (*sse4_1_pinsrq): Likewise.
13385 (*sse4_1_pextrb): Likewise.
13386 (*sse4_1_pextrb_memory): Likewise.
13387 (*sse4_1_pextrw_memory): Likewise.
13388 (*sse4_1_pextrq): Likewise.
13389 (sse4_1_blendpd): Likewise.
13390 (sse4_1_blendps): Likewise.
13391 (sse4_1_blendvpd): Likewise.
13392 (sse4_1_blendvps): Likewise.
13393 (sse4_1_dppd): Likewise.
13394 (sse4_1_dpps): Likewise.
13395 (sse4_1_movntdqa): Likewise.
13396 (sse4_1_mpsadbw): Likewise.
13397 (sse4_1_packusdw): Likewise.
13398 (sse4_1_pblendvb): Likewise.
13399 (sse4_1_pblendw): Likewise.
13400 (sse4_1_phminposuw): Likewise.
13401 (sse4_1_extendv8qiv8hi2): Likewise.
13402 (*sse4_1_extendv8qiv8hi2): Likewise.
13403 (sse4_1_extendv4qiv4si2): Likewise.
13404 (*sse4_1_extendv4qiv4si2): Likewise.
13405 (sse4_1_extendv2qiv2di2): Likewise.
13406 (*sse4_1_extendv2qiv2di2): Likewise.
13407 (sse4_1_extendv4hiv4si2): Likewise.
13408 (*sse4_1_extendv4hiv4si2): Likewise.
13409 (sse4_1_extendv2hiv2di2): Likewise.
13410 (*sse4_1_extendv2hiv2di2): Likewise.
13411 (sse4_1_extendv2siv2di2): Likewise.
13412 (*sse4_1_extendv2siv2di2): Likewise.
13413 (sse4_1_zero_extendv8qiv8hi2): Likewise.
13414 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
13415 (sse4_1_zero_extendv4qiv4si2): Likewise.
13416 (*sse4_1_zero_extendv4qiv4si2): Likewise.
13417 (sse4_1_zero_extendv2qiv2di2): Likewise.
13418 (*sse4_1_zero_extendv2qiv2di2): Likewise.
13419 (sse4_1_zero_extendv4hiv4si2): Likewise.
13420 (*sse4_1_zero_extendv4hiv4si2): Likewise.
13421 (sse4_1_zero_extendv2hiv2di2): Likewise.
13422 (*sse4_1_zero_extendv2hiv2di2): Likewise.
13423 (sse4_1_zero_extendv2siv2di2): Likewise.
13424 (*sse4_1_zero_extendv2siv2di2): Likewise.
13425 (sse4_1_roundpd): Likewise.
13426 (sse4_1_roundps): Likewise.
13427 (sse4_1_roundsd): Likewise.
13428 (sse4_1_roundss): Likewise.
13429 (mulv4si3): Don't expand for SSE4.1.
13430 (smax<mode>3): Likewise.
13431 (umaxv4si3): Likewise.
13432 (uminv16qi3): Likewise.
13433 (umin<mode>3): Likewise.
13434 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
13436 * doc/extend.texi: Document SSE4.1 built-in functions.
13438 * doc/invoke.texi: Document -msse4.1.
13440 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
13442 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
13443 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
13444 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
13445 (ASM_SPEC): Add asm_pcrel_spec.
13446 (EXTRA_SPECS): Add asm_pcrel_spec.
13448 2007-05-21 David Daney <ddaney@avtrex.com>
13450 * doc/install.texi (Building a cross compiler): Add requirements
13451 for Java cross compiler.
13453 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13455 PR middle-end/31995
13456 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
13457 Add loopno argument. Use evolution_function_is_invariant_rec_p
13458 instead of evolution_function_is_constant_p.
13459 Update calls to evolution_function_is_affine_multivariate_p.
13460 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
13461 Add loopno argument.
13462 * tree-scalar-evolution.c (gather_chrec_stats): Call
13463 evolution_function_is_affine_multivariate_p with a loop
13465 * tree-data-ref.c (analyze_miv_subscript): Likewise.
13466 (analyze_overlapping_iterations): Likewise.
13467 (access_functions_are_affine_or_constant_p): Likewise.
13468 (build_classic_dist_vector_1): If the access functions
13469 are equal, don't do anything.
13471 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
13472 Paolo Carlini <pcarlini@suse.de>
13473 Uros Bizjak <ubizjak@gmail.com>
13475 * c-cppbuiltin.c (c_cpp_builtins): Define
13476 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
13477 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
13478 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
13479 * doc/cpp.texi ([Standard Predefined Macros]): Document.
13481 2007-05-21 Mike Stump <mrs@apple.com>
13483 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
13485 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13487 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
13489 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
13490 implementation if __OPTIMIZE__ is not defined.
13491 (_mm_alignr_pi8): Ditto.
13492 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13493 (_mm_inserti_si64): Ditto.
13494 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13495 (_mm_slli_epi16): Ditto.
13496 (_mm_slli_epi32): Ditto.
13497 (_mm_slli_epi64): Ditto.
13498 (_mm_srai_epi16): Ditto.
13499 (_mm_srai_epi32): Ditto.
13500 (_mm_srli_si128): Ditto.
13501 (_mm_slli_si128): Ditto.
13502 (_mm_srli_epi16): Ditto.
13503 (_mm_srli_epi32): Ditto.
13504 (_mm_srli_epi64): Ditto.
13505 (_mm_extract_epi16): Ditto.
13506 (_mm_insert_epi16): Ditto.
13507 (_mm_shufflehi_epi16): Ditto.
13508 (_mm_shufflelo_epi16): Ditto.
13509 (_mm_shuffle_epi32): Ditto.
13510 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
13511 (_m_pextrw): Ditto.
13512 (_mm_insert_pi16): Ditto.
13513 (_m_pinsrw): Ditto.
13514 (_mm_shuffle_pi16): Ditto.
13515 (_m_pshufw): Ditto.
13516 (_mm_shufle_ps): Ditto.
13517 (_mm_prefetch): Ditto.
13519 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
13521 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
13522 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
13523 * real.c (encode_i370_single, decode_i370_single,
13524 encode_i370_double, decode_i370_double): Functions removed.
13525 (i370_single_format, i370_double_format): Initializations removed.
13526 (real_maxval, round_for_format, exact_real_truncate, significand_size):
13527 Consider the log2_b field to always be one.
13528 (ieee_single_format, mips_single_format, coldfire_single_format,
13529 ieee_double_format, mips_double_format, coldfire_double_format,
13530 ieee_extended_motorola_format, ieee_extended_intel_96_format,
13531 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13532 ibm_extended_format, mips_extended_format, ieee_quad_format,
13533 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13534 decimal_single_format, decimal_double_format, decimal_quad_format,
13535 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13536 initialization of log2_b.
13537 * real.h (i370_single_format, i370_double_format): Declarations
13539 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13540 field to always be one.
13542 2007-05-21 Andreas Schwab <schwab@suse.de>
13544 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13545 NOTE_INSN_BASIC_BLOCK_P.
13546 (process_for_unwind_directive): Likewise.
13548 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13550 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13551 * function.h (struct function): Move va_list_gpr_size,
13552 va_list_fpr_size, function_frequency to front of bitfields. Add
13554 (current_function_calls_unwind_init): New.
13555 * except.c (expand_builtin_unwind_init): Set
13556 current_function_calls_unwind_init not
13557 current_function_has_nonlocal_label.
13558 * reload1.c (has_nonexceptional_receiver): New.
13559 (reload): Use it and current_function_calls_unwind_init to
13560 determine whether call-saved regs must be saved.
13562 2007-05-20 Jan Hubicka <jh@suse.cz>
13564 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13565 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13566 * ddg.c (create_ddg): LIkewise.
13567 * final.c (final): Remove hunk moving line number notes around since
13568 they are no longer present at this stage.
13569 (final_scan_insn): Use NOTE_KIND instead of
13570 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13571 (output_asm_label): Likewise.
13572 * reorg.c (dbr_schedule): Likewise.
13573 * haifa-sched.c (unlink_other_notes): Likewise.
13574 * mode-switching.c (optimize_mode_switching): Likewise.
13575 * graph.c (start_bb): Likewise.
13576 * rtl.def (NOTE): Update description.
13577 * jump.c (squeeze_notes): Delete.
13578 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13579 NOTE_INSN_BASIC_BLOCK_P when possible.
13580 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13581 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13582 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13583 (dwarf2out_var_location): Likewise.
13584 * cfgbuild.c (make_edges): Likewise.
13585 (find_basic_blocks_1): Likewise.
13586 * function.c (reorder_blocks_1): Likewise.
13587 (epilogue_done): Likewise.
13588 (reposition_prologue_and_epilogue_notes): Likewise.
13589 * print-rtl.c (print_rtx): Likewise; drop code for printing
13591 (print_rtl): Likewise.
13592 (print_rtl_single): Likewise.
13593 * gcse.c (insert_insn_start_bb): Likewise.
13594 * alias.c (init_alias_analysis): Likewise.
13595 * calls.c (fixup_tail_calls): Likewise.
13596 * except.c (sjlj_emit_function_enter): Likewise.
13597 * emit-rtl.c (add_insn_after): Likeiwse.
13598 (emit_label_before): Likewise.
13599 (emit_label_after): Likewise.
13600 (emit_note_before, emit_note_after, emit_note): Update
13601 parameter to be enum insn_note; do not deal with source
13603 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13604 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13606 (merge_blocks_move_successor_nojumps): Simplify now when
13607 we don't have BLOCK notes.
13608 (try_optimize_cfg): Likewise.
13609 * cfglayout.c (skip_insns_after_block): Likewise.
13610 (record_effective_endpoints): Likewise.
13611 (duplicate_insn_chain): Likewise.
13612 * varasm.c (output_constant_pool_1): Likewise.
13613 * sched-deps.c (sched_analyze): Likewise.
13614 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13616 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13617 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13618 (SET_INSN_DELETED): Simplify.
13619 (NOTE_LINE_NUMBER): Exterminate.
13620 (NOTE_LINE_KIND): New.
13621 (NOTE_INSN_BASIC_BLOCK_P): Update.
13622 (enum insn_note): Simplify.
13623 (GET_NOTE_INSN_NAME) Simplify.
13624 (emit_note_before, emit_note_after, emit_note): Update prototype.
13625 (squeeze_notes): Remove.
13626 * sched-int.h (NOTE_NOT_BB_P): Update.
13627 * resource.c (mark_target_live_regs): Update.
13628 * sched-rgn.c (debug_dependencies): Update.
13629 * sched-vis.c (print_insn): Update.
13630 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13631 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13632 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13633 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13634 (split_branches): Update.
13635 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13637 (sh_adjust_unroll_max): Exterminate.
13638 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13639 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13640 (m68hc11_reorg): Likewise.
13641 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13642 (emit_predicate_relation_info): Update.
13643 (process_for_unwind_directive): Update.
13644 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13645 (output_call): Update.
13646 * config/pa/pa.c (output_lbranch): Update.
13647 (output_millicode_call): Update.
13648 (output_call): Update.
13649 (pa_combine_instructions): Update.
13650 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13651 * config/bfin/bfin.c (gen_one_bundle): Update.
13652 * cfgrtl.c (can_delete_note_p): Update.
13653 (delete_insn): Update.
13654 (rtl_merge_blocks): Update.
13655 (commit_one_edge_insertion): Update.
13656 (rtl_verify_flow_info): Update.
13657 * stmt.c (expand_case): Do not call squeeze_notes.
13659 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13666 * c.opt (Wtype-limits): New.
13667 * doc/invoke.texi (Wtype-limits): Document it.
13668 (Wextra): Enabled by -Wextra.
13669 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13670 * c-common.c (shorten_compare): Warn with Wtype-limits.
13672 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13674 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13675 inlined function, not as a macro.
13676 (_mm_alignr_pi8): Ditto.
13677 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13678 (_mm_inserti_si64): Ditto.
13679 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13680 (_mm_extract_epi16): Ditto.
13681 (_mm_insert_epi16): Ditto.
13682 (_mm_shufflehi_epi16): Ditto.
13683 (_mm_shufflelo_epi16): Ditto.
13684 (_mm_shuffle_epi32): Ditto.
13685 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13686 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13688 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13690 (_m_to_float): Use C89 compatible assignment.
13692 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13695 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13697 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13700 * doc/invoke.texi (Wreturn-type): Complete description.
13701 (Wextra): Delete item about return-type warning.
13702 * c-decl.c: Delete redundant Wextra warning.
13704 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13707 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13708 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13709 inlined function, not as a macro.
13710 (_mm_prefetch): Ditto.
13711 (_m_pextrw): Ditto.
13712 (_mm_insert_pi16): Ditto.
13713 (_m_pinsrw): Ditto.
13714 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13715 (_m_pshufw): Ditto. Add const to __N argument.
13716 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13717 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13718 (_mm_slli_epi32): Ditto.
13719 (_mm_srli_si128): Implement as always inlined function, not as a
13720 macro. Add __inline to function declaration.
13721 (_mm_slli_si128): Ditto.
13723 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13725 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13726 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13728 (struct fenv): New structure.
13729 (FP_HANDLE_EXCEPTIONS): New define.
13730 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13731 (_FP_DECL_EXP): New define.
13732 (FP_INIT_ROUNDMODE): New define.
13733 (FP_ROUNDMODE): New define.
13735 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13737 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13738 (Wconversion): Update description.
13739 (Wconversion-sign): New.
13740 * c.opt (Wconversion-sign): New.
13741 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13742 means disabled for C++. Otherwise, take the status of Wconversion.
13743 * c-common.c (conversion_warning): Warn with either Wconversion or
13745 (warnings_for_convert_and_check): Conditions are already checked by
13746 conversion_warning.
13747 (convert_and_check): Don't check warnings if the conversion failed.
13749 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13750 Anatoly Sokolov <aesok@dol.ru>
13752 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13753 avr_epilogue_uses) : Add declaration.
13754 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13755 * config/avr/constraints.md (R): New constraint.
13756 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13757 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13758 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13759 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13760 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13761 call_prologue_saves, epilogue_restores, return_from_epilogue,
13762 return_from_main_epilogue, return_from_interrupt_epilogue,
13763 return_from_naked_epilogue, prologue, epilogue): New patterns.
13764 (jump): Handle symbol reference.
13765 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13766 avr_output_function_prologue, avr_output_function_epilogue): Remove
13768 (avr_init_machine_status, expand_prologue, expand_epilogue,
13769 avr_asm_function_end_prologue, avr_epilogue_uses,
13770 avr_asm_function_begin_epilogue): New functions.
13771 (prologue_size, epilogue_size, jump_tables_size): Remove global
13773 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13774 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13775 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13776 (avr_override_options): Initialise init_machine_status.
13777 (output_movhi): Handle all stack pointer loads.
13778 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13779 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13780 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13781 (EPILOGUE_USES) Redefine.
13782 (machine_function) Declare.
13784 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13786 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13787 Use a single return statement.
13789 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13791 PR middle-end/30250
13792 * builtins.c (do_mpfr_lgamma_r): New.
13793 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13794 * tree.h (CASE_FLT_FN_REENT): New.
13796 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13798 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13799 (output_die): Use 'unsigned long' with %x.
13800 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13801 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13802 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13804 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13806 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13811 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13812 true if function has no argument.
13814 2007-05-18 DJ Delorie <dj@redhat.com>
13816 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13817 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13819 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13821 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13822 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13823 count_trailing_zeros.
13824 (__i386__): Implement count_leading_zeros using __builtin_clz().
13825 Implement count_trailing_zeros usign __builtin_ctz().
13827 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13829 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13831 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13833 PR middle-end/31344
13834 * expr.c (emit_move_change_mode): Change mode of push operands here.
13836 2007-05-17 Ian Lance Taylor <iant@google.com>
13838 PR tree-optimization/31953
13839 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13840 Change all callers.
13841 (set_value_range_to_null): Call set_value_range_to_value.
13842 (extract_range_from_comparison): Likewise.
13844 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13846 * toplev.c (print_version): Output GMP/MPFR version info.
13848 * builtins.c (CASE_MATHFN_REENT): New macro.
13849 (mathfn_built_in): Use it.
13850 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13851 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13852 BUILT_IN_LGAMMAL_R): New.
13853 * doc/extend.texi: Document new builtins.
13855 PR middle-end/31796
13856 * builtins.c (do_mpfr_remquo): New.
13857 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13858 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13860 PR middle-end/30251
13861 * builtins.c (fold_builtin_1): Handle y0, y1.
13862 (fold_builtin_2): Handle yn.
13864 PR middle-end/30251
13865 * builtins.c (do_mpfr_bessel_n): New.
13866 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13867 (fold_builtin_2): Handle BUILT_IN_JN.
13869 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13872 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13873 TYPE_PRECISION (intmax_type_node).
13875 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13878 * reload.c (subst_reloads): Remove checking.
13880 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13882 PR rtl-optimization/31691
13883 * combine.c (simplify_set): Build a new src pattern instead of
13884 substituting its operands in the COMPARE case.
13886 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13888 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13889 (execute_vrp): Preserve loops through jump threading.
13890 * tree-ssa-threadupdate.c (thread_single_edge,
13891 dbds_continue_enumeration_p, determine_bb_domination_status,
13892 thread_through_loop_header): New functions.
13893 (create_edge_and_update_destination_phis,
13894 create_edge_and_update_destination_phis): Set loops for the new blocks.
13895 (prune_undesirable_thread_requests): Removed.
13896 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13898 (thread_block): Do not call prune_undesirable_thread_requests.
13900 (mark_threaded_blocks): Select edges to thread here.
13901 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13902 Thread edges through loop headers independently.
13903 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13904 * tree-pass.h (TODO_mark_first_instance): New.
13905 (first_pass_instance): Declare.
13906 * cfghooks.c (duplicate_block): Put the block to the original loop
13907 if copy is not specified.
13908 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13909 jump threading. Pass may_peel_loop_headers to
13910 thread_through_all_blocks according to first_pass_instance.
13911 * cfgloop.h (create_preheader): Declare.
13912 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13913 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13914 * passes.c (first_pass_instance): New variable.
13915 (next_pass_1): Set TODO_mark_first_instance.
13916 (execute_todo): Set first_pass_instance.
13918 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13920 PR tree-optimization/24659
13921 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13922 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13923 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13924 OTI_vec_pack_ufix_trunc.
13925 (vec_unpacks_float_hi_optab): Define new macro.
13926 (vec_unpacks_float_lo_optab): Ditto.
13927 (vec_unpacku_float_hi_optab): Ditto.
13928 (vec_unpacku_float_lo_optab): Ditto.
13929 (vec_pack_sfix_trunc_optab): Ditto.
13930 (vec_pack_ufix_trunc_optab): Ditto.
13931 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13932 and vec_pack_[s|u]fix_trunc_optab using
13933 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13934 * tree-vectorizer.c (supportable_widening_operation): Handle
13935 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13936 (supportable_narrowing_operation): New function.
13937 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13938 * tree-vect-transform.c (vectorizable_conversion): Handle
13939 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13940 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13941 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13942 to check for target support.
13943 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13944 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13945 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13946 for VEC_PACK_FIX_TRUNC_EXPR.
13947 (expand_binop): Special case mode of the result for
13948 vec_pack_[u|s]fix_trunc_optab.
13949 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13950 vec_pack_[u|s]fix_trunc_optab.
13952 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13953 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13954 * tree-pretty-print.c (dump_generic_node): Handle
13955 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13956 VEC_PACK_FIX_TRUNC_EXPR.
13958 * expr.c (expand_expr_real_1): Ditto.
13959 * tree-inline.c (estimate_num_insns_1): Ditto.
13960 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13962 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13963 (vec_unpacks_float_lo_v8hi): Ditto.
13964 (vec_unpacku_float_hi_v8hi): Ditto.
13965 (vec_unpacku_float_lo_v8hi): Ditto.
13966 (vec_unpacks_float_hi_v4si): Ditto.
13967 (vec_unpacks_float_lo_v4si): Ditto.
13968 (vec_pack_sfix_trunc_v2df): Ditto.
13970 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13972 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13973 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13974 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13975 [vec_pack_ufix_trunc]: Ditto.
13976 [vec_unpacks_float_hi]: Ditto.
13977 [vec_unpacks_float_lo]: Ditto.
13978 [vec_unpacku_float_hi]: Ditto.
13979 [vec_unpacku_float_lo]: Ditto.
13981 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13983 * soft-fp/README: Update for new files.
13984 * soft-fp/floattisf.c: New file.
13985 * soft-fp/floattidf.c: New file.
13986 * soft-fp/floattitf.c: New file.
13987 * soft-fp/floatuntisf.c: New file.
13988 * soft-fp/floatuntidf.c: New file.
13989 * soft-fp/floatuntitf.c: New file.
13990 * soft-fp/fixsfti.c: New file.
13991 * soft-fp/fixdfti.c: New file.
13992 * soft-fp/fixtfti.c: New file.
13993 * soft-fp/fixunssfti.c: New file.
13994 * soft-fp/fixunsdfti.c: New file.
13995 * soft-fp/fixunstfti.c: New file.
13996 * soft-fp/extendxftf.c: New file.
13997 * soft-fp/trunctfxf.c: New file.
13999 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
14000 (__trunctfxf2): Ditto.
14002 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
14003 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
14004 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
14005 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
14006 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
14007 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
14009 * config/i386/t-fprules-softfp64: New file.
14010 * config/i386/sfp-machine.h: New file.
14011 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
14012 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
14013 and soft-fp/t-softfp to tmake_file.
14014 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
14015 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
14017 * config/i386/t-linux64 (softfp_wrap_start): New.
14018 (softfp_wrap_end): New.
14019 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
14020 supported for TARGET_64BIT.
14022 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
14024 * c-common.c (c_common_signed_or_unsigned_type): Emulate
14025 c_common_unsigned_type behavior.
14027 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
14029 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
14032 2007-05-16 Eric Christopher <echristo@apple.com>
14034 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
14035 saving after stack push. Set sp_offset whenever we push.
14036 (rs6000_emit_epilogue): Move altivec register restore before
14039 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14041 * configure.ac: Allow sysroots to be relocated under $prefix as
14042 well as $exec_prefix.
14043 * configure: Regenerate.
14045 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14049 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14051 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14052 (gcc_tooldir): Likewise.
14053 * configure: Regenerate.
14054 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14055 old configure.ac gcc_tooldir setting.
14056 (prefix_to_exec_prefix): New variable.
14057 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14058 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14060 2007-05-14 Janis Johnson <janis187@us.ibm.com>
14062 * c-typeck.c (build_binary_op): Return early for error.
14064 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
14066 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
14067 struct nb_iter_bound.
14068 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
14069 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
14070 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
14071 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
14072 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
14073 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
14074 (del_scev_info): Use ggc_free.
14075 (scev_initialize): Allocate scalar_evolution_info in gc memory.
14076 * loop-init.c: Include ggc.h.
14077 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
14078 (loop_optimizer_finalize): Use ggc_free.
14079 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
14080 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
14081 pass_iv_optimize): Add TODO_ggc_collect.
14082 * function.h (struct function): Remove skip marker from
14084 * cfgloop.c: Include ggc.h.
14085 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
14087 (establish_preds): Vector superloops is gc allocated.
14088 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
14090 (flow_loops_find): Vector larray is gc allocated.
14091 (loop_exit_free): Use ggc_free.
14092 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
14093 that head of exits list is now not a part of struct loop.
14094 (record_loop_exits): Allocate exits table in gc memory.
14095 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
14096 that head of exits list is now not a part of struct loop.
14097 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
14098 struct loop_exit): Add GTY marker.
14099 (struct loop): Add GTY marker. Make superloops vector gc allocated.
14100 Add skip marker to aux field. Make head of exits list a separate
14102 (struct loops): Add GTY marker. Make larray vector gc allocated.
14103 Add param marker to exits table.
14104 (get_loops): Type changed.
14105 * Makefile.in (tree-scalar-evolution.o): Add
14106 gt-tree-scalar-evolution.h dependency.
14107 (cfgloop.o, loop-init.o): Add ggc.h dependency.
14108 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
14109 * basic-block.h (struct basic_block_def): Remove skip marker from
14112 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
14114 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
14115 of 0 in the call to expand_expr().
14116 (expand_builtin_mathfn_3): Ditto.
14117 (expand_builtin_interclass_mathfn): Ditto.
14118 (expand_builtin_cexpi): Ditto.
14119 (expand_builtin_int_roundingfn): Ditto.
14120 (expand_builtin_int_roundingfn_2): Ditto.
14121 (expand_builtin_pow): Ditto.
14122 (expand_builtin_powi): Ditto.
14123 (expand_builtin_bswap): Ditto.
14124 (expand_builtin_unop): Ditto.
14125 (expand_builtin_fabs): Ditto.
14126 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
14127 the call to expand_expr().
14128 (expand_builtin_sync_operation): Ditto.
14129 (expand_builtin_compare_and_swap): Ditto.
14130 (expand_builtin_lock_test_and_set): Ditto.
14131 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
14132 instead of 0 in the call to expand_expr().
14133 (expand_builtin_extract_return_addr): Ditto.
14134 (expand_builtin_eh_return): Ditto.
14135 (expand_eh_return): Ditto.
14136 * explow.c (expr_size): Ditto.
14137 * expr.c (optimize_bitfield_assignment_op): Ditto.
14138 (expand_assignement): Ditto.
14139 (store_expr): Ditto.
14140 (store_field): Ditto.
14141 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
14142 the call to expand_expr().
14143 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
14144 in the call to expand_expr().
14145 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
14146 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
14147 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
14149 * optabs.c (expand_vec_shift_expr): Ditto.
14150 (expand_vec_cond_expr): Ditto.
14151 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
14152 call to expand_expr().
14153 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
14154 in the call to expand_expr().
14156 2007-05-14 Dave Korn <dave.korn@artimi.com>
14158 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
14160 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
14162 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
14163 instead of c_common_unsigned_type.
14164 (c_common_unsigned_type): Remove.
14165 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
14166 c_common_unsigned_type.
14167 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
14168 c_common_unsigned_type.
14169 * c-common.h (c_common_unsigned_type): Remove.
14170 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
14171 c_common_unsigned_type.
14172 * c-format.c (check_format_types): Use unsigned_type_for instead of
14173 c_common_unsigned_type.
14174 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14175 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
14176 of c_common_unsigned_type.
14177 * convert.c (convert_to_integer): Use unsigned_type_for instead of
14178 lang_hooks.types.unsigned_type.
14179 * expmed.c (make_tree): Use unsigned_type_for instead of
14180 lang_hooks.types.unsigned_type.
14181 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
14182 lang_hooks.types.unsigned_type.
14183 (build_range_check): Likewise.
14184 (fold_unary): Likewise.
14185 (fold_binary): Likewise.
14186 (fold_ternary): Likewise.
14187 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14188 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
14189 * tree.c (get_unsigned_type): New.
14190 (unsigned_type_for): Use get_unsigned_type instead of
14191 lang_hooks.types.unsigned_type.
14193 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
14195 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
14196 to m68k_get_function_kind. Update its prototype.
14197 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
14199 (m68k_interrupt_function_p): Return enum m68k_function_type
14200 instead of bool. Rename to m68k_get_function_kind.
14201 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
14202 target is not fido.
14203 (m68k_compute_frame_layout): Don't mark any register for save
14204 if an interrupt_thread attribute is specified.
14205 (m68k_hard_regno_rename_ok): Update a use of
14206 m68k_interrupt_function_p.
14207 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
14208 m68k_interrupt_function_p.
14209 (m68k_function_type): New.
14210 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
14211 for a function with an interrupt_thread attribute.
14212 * doc/extend.texi: Document the interrupt_thread attribute.
14214 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
14216 Fix PR tree-optimization/31911
14217 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
14218 if they didn't change the expression.
14220 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
14222 * tree-scalar-evolution.c (resolve_mixers): Exported.
14223 * tree-scalar-evolution.h (resolve_mixers): Declare.
14224 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
14225 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
14226 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
14227 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
14228 init_array_ref, init_pointer_ref, analyze_indirect_ref,
14229 strip_conversion, analyze_offset_expr, address_analysis,
14230 object_analysis, analyze_offset): Removed.
14231 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
14232 split_constant_offset, canonicalize_base_object_address,
14233 object_address_invariant_in_loop_p, disjoint_objects_p,
14234 dr_may_alias_p, dr_address_invariant_p): New functions.
14235 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
14236 and dr_analyze_alias.
14237 (initialize_data_dependence_relation): Use dr_may_alias_p
14238 and object_address_invariant_in_loop_p.
14239 (compute_self_dependence): Handle the case when
14240 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
14241 (find_data_references_in_stmt): Restrict the analysis of data
14242 references to the given loop nest.
14243 (find_data_references_in_loop): Made static. Pass loop nest to
14244 find_data_references_in_stmt.
14245 (compute_data_dependences_for_loop): Use DR_VOPS.
14246 (free_data_ref): Free DR_VOPS.
14247 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
14248 (struct innermost_loop_behavior): ... new.
14249 (struct base_object_info): Replaced by ...
14250 (struct indices): ... new.
14251 (struct dr_alias): New.
14252 (enum data_ref_type): Removed.
14253 (struct data_reference): Consist of struct innermost_loop_behavior,
14254 struct indices and struct dr_alias.
14255 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
14256 (DR_MEMTAG): Renamed to ...
14257 (DR_SYMBOL_TAG): ... this.
14258 (find_data_references_in_loop): Declaration removed.
14259 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
14260 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
14261 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
14262 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
14264 2007-05-13 Revital Eres <eres@il.ibm.com>
14266 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
14267 which walks virtual def-use chains to find redundant stores.
14268 (dse_optimize_stmt): Call it.
14270 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
14272 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
14273 * passes.c (init_optimization_passes): Move pass_jump_bypass
14276 * basic-block.h (bb_has_eh_pred): Fix style issue.
14278 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
14280 PR rtl-optimization/31848
14281 * loop-invariant.c (move_invariant_reg): If we move an insn
14282 with a REG_EQUAL note, and that insn is not always executed,
14283 remove the REG_EQUAL note.
14285 2007-05-12 Richard Guenther <rguenther@suse.de>
14287 PR tree-optimization/31797
14288 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
14289 propagate into a stmt that has volatile ops.
14291 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14293 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14294 (gcc_tooldir): Likewise.
14295 * configure: Regenerate.
14296 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14297 old configure.ac gcc_tooldir setting.
14298 (prefix_to_exec_prefix): New variable.
14299 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14300 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14302 2007-05-11 Silvius Rus <rus@google.com>
14304 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
14305 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
14306 * c-common.h (strict_aliasing_warning): Change return type.
14307 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
14308 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
14309 (build_c_cast): Condition call to strict_aliasing_warning.
14310 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
14311 * flags.h (set_Wstrict_aliasing): Declare.
14312 * opts.c (set_Wstrict_alising): Define, add call to.
14313 * tree-flow.h (strict_aliasing_warning_backend): Declare.
14314 * tree-ssa-alias-warnings.c: New file.
14315 * tree-ssa-alias.c (compute_may_aliases): Add call to
14316 strict_aliasing_warning_backend.
14318 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
14320 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14321 Use loop_depth and loop_outer accessor functions.
14322 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
14323 determine_invariantness_stmt, move_computations_stmt): Ditto.
14324 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
14325 add_loop, loopify, unloop, fix_loop_structure): Ditto.
14326 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
14327 * tree-scalar-evolution.c (interpret_loop_phi,
14328 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
14329 instantiate_parameters_1, scev_const_prop): Ditto.
14330 * cfghooks.c (make_forwarder_block): Ditto.
14331 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
14332 * modulo-sched.c (loop_canon_p): Ditto.
14333 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
14334 slpeel_can_duplicate_loop_p): Ditto.
14335 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
14336 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14337 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
14338 cancel_loop, verify_loop_structure): Ditto.
14339 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
14340 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
14341 superloops vector instead of "pred" array.
14342 (establish_preds): Take father loop as an argument. Initialize the
14344 (flow_loop_tree_node_add): Pass father loop to establish_preds.
14345 Do not initialize loop->outer.
14346 (flow_loop_tree_node_remove): Truncate the superloops vector.
14347 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
14348 "pred" merged to "superloops" vector.
14349 (loop_depth, loop_outer): New.
14350 (fel_init): Use loop_outer.
14352 2007-05-11 Jan Hubicka <jh@suse.cz>
14354 * cgraphunit.c: Include gt-cgraphunit.h
14355 (static_ctors, static_dtors): New static vars.
14356 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
14357 based on implementation in c-common.c
14358 (cgraph_finalize_function): Call record_cdtor_fn.
14359 (cgraph_optimize): Call cgraph_build_cdtor_fns.
14360 * decl.c (finish_function): Do not call c_record_cdtor_fn.
14361 (c_write_global_declarations): Do not call c_build_cdtor_fns.
14362 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
14363 build_cdtor, c_build_cdtor_fns): Remove.
14364 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
14365 c_build_cdtor_fns): Remove prototype.
14367 2007-05-11 Paolo Carlini <pcarlini@suse.de>
14370 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
14371 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
14372 * builtins.c (fold_builtin_memchr): New.
14373 (expand_builtin_memchr): Call the latter.
14374 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
14375 * doc/extend.texi ([Other built-in functions provided by GCC]):
14378 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
14380 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
14381 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
14382 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
14383 PFPO_OP1_TYPE_SHIFT): Constants added.
14384 (DFP_ALL): Mode macro defined.
14385 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
14386 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
14387 Insn definitions added.
14388 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
14389 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
14392 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
14394 PR tree-optimization/31885
14395 * tree-chrec.c (chrec_contains_undetermined): Do not consider
14396 NULL_TREE to be undetermined.
14397 (automatically_generated_chrec_p): Return false for NULL.
14399 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14401 * config/bfin/bfin.h (MOVE_RATIO): Define.
14403 2007-05-10 Richard Sandiford <richard@codesourcery.com>
14405 * config.gcc (sparc-wrs-vxworks): New target.
14406 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
14407 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
14408 * config/sparc/sparc.h: Include vxworks-dummy.h.
14409 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
14410 include LABEL_REFs too.
14411 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
14412 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
14414 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
14416 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
14417 (sparc_emit_call_insn): New function.
14418 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
14419 functions when generating VxWorks PIC.
14420 * config/sparc/sparc.md (vxworks_load_got): New pattern.
14421 (call, call_value): Use sparc_emit_call_insn instead of
14424 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14426 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
14428 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14430 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
14431 for floating-point values if HOST_BITS_PER_LONG > 32. Use
14432 split_double instead of operand_subword.
14434 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14436 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
14437 * config/bfin/bfin.c (bfin_local_alignment): New function.
14438 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
14440 2007-05-08 Chao-ying Fu <fu@mips.com>
14442 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
14443 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
14444 (smsub_widen_optab, umsub_widen_optab): Define.
14445 * optabs.c (init_optabs): Initialize smsub_widen_optab and
14447 * genopinit.c (optabs): Fill in smsub_widen_optab and
14449 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
14450 and umsub_widen_optab to implement multiply-subtract sequences.
14451 * config/mips/mips.md (*msac<u>_di): Rename to...
14452 (<u>msubsidi4): ...this. Extend condition to include
14453 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14454 of operand 0 to "ka" and use the three-operand form of msub<u>
14456 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
14459 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14461 PR rtl-optimization/28011
14462 * reload.c (push_reload): Set dont_share if IN appears in OUT
14463 also when IN is a PLUS rtx.
14464 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
14467 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
14469 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
14470 call unshare_all_decls.
14471 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
14472 (unshare_all_decls): Remove.
14474 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
14477 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
14480 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
14481 Nigel Stephens <nigel@mips.com>
14483 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
14484 Update comments and all uses.
14485 (MIN_FPRS_PER_FMT): Define.
14486 * config/mips/mips.c (function_arg): Fix to correctly handle
14487 the -mips32r2 -mfp64 -mabi=32 case.
14488 (override_options): Enable use of odd-numbered registers for
14489 SFmode values on MIPS32.
14490 (mips_save_reg_p): Save whole floating-point register pair if
14491 either half is used.
14492 (compute_frame_size): Fix comment.
14494 2007-05-08 Jie Zhang <jie.zhang@analog.com>
14496 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
14497 argument of type bool.
14498 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
14499 argument. Safely select temporary P register according to it.
14500 (do_link): Change call site of add_to_reg accordingly.
14501 (do_unlink): Add epilogue_p as a fourth argument and pass it
14503 (expand_interrupt_handler_epilogue): Change call of do_unlink
14505 (bfin_expand_prologue): Add a third argument sibcall_p.
14506 * config/bfin/bfin.md (epilogue): Change call of
14507 bfin_expand_epilogue accordingly.
14508 (sibcall_epilogue): Likewise.
14509 (eh_return_internal): Likewise.
14511 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
14512 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
14513 * config/bfin/bfin.c (bfin_handle_option): Handle
14514 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
14515 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
14516 Support bf534, bf536 and bf561.
14517 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
14519 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
14522 * config/i386/i386.c (ix86_function_regparm): Process local
14523 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
14525 2007-05-07 Mike Stump <mrs@apple.com>
14527 * doc/invoke.texi (Warning Options): Document that -Wempty-body
14528 also checks for and while statements in C++.
14530 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14532 * gcc.c (at_file_supplied): New variable.
14533 (main): Set it if we expanded argv.
14534 (do_spec_1): Pass an @-file to the linker if we were called with
14535 an @-file argument and HAVE_GNU_LD.
14536 * collect2.c (at_file_supplied): New variable.
14537 (response_file): New variable.
14538 (collect_exit): Unlink response_file if necessary.
14539 (handler): Likewise.
14540 (do_wait): Likewise.
14541 (main): Set at_file_supplied if we expanded argv.
14542 (collect_execute): Pass an @-file to subprocesses if we were called
14543 with an @-file argument.
14544 * configure.ac: Add define for HAVE_GNU_LD.
14545 * configure: Regenerate.
14546 * config.in: Regenerate.
14548 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14550 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14551 operand to HI mode.
14556 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14558 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14559 (TARGET_ENCODE_SECTION_INFO): Re-define.
14560 (m32c_encode_section_info): New
14561 (function_vector_handler): New
14562 (current_function_special_page_vector): New
14563 (m32c_special_page_vector_p): New.
14564 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14566 * config/m32c/jump.md: Added instruction JSRS for functions
14567 with attribute "function_vector".
14568 * doc/extend.texi (function_vector): Added description
14569 for M16C, M32C targets.
14571 2007-05-07 DJ Delorie <dj@redhat.com>
14574 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14575 ashrpsi3, lshrpsi3): Update shift count constraint.
14577 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14578 Nathan Froyd <froydnj@codesourcery.com>
14581 * c-incpath.c (add_path): Strip trailing path separators.
14583 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14585 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14586 Free dominance info before purging EH edges.
14587 (eliminate_degenerate_phis): Likewise.
14588 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14590 2007-05-07 Jan Hubicka <jh@suse.cz>
14592 * gimplify.c (gimplify_expr): Do not crash when folding
14593 (void *)(int)&a + 4.
14595 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14598 * c-opts.c (lang_fortran): Make it non static.
14599 * c-common.h (lang_fortran): New prototype.
14600 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14601 -lang-fortran option was passed by the driver.
14603 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14605 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14606 of ASSERT_CHECKING. Tweak message.
14608 2007-05-06 Revital Eres <eres@il.ibm.com>
14611 * loop-unroll.c (insert_var_expansion_initialization):
14612 Initialize the expansions with -zero instead of +zero.
14614 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14616 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14617 into pic and non-pic versions. Mark r19 as used for
14618 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14619 for tgd_load, tld_load and tie_load .
14620 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14621 version of tgd_load, tld_load and tie_load depending on the
14624 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14625 Jakub Jelinek <jakub@redhat.com>
14627 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14628 (__do_global_dtors_aux): Use more paranoid loop to run
14629 destructors if HIDDEN_DTOR_LIST_END.
14630 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14632 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14634 * varasm.c (align_variable): Don't increase alignment for
14635 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14636 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14638 2007-05-04 Josh Conner <jconner@apple.com>
14640 * basic-block.h (cdi_direction): Assign values to all enumeration
14642 (dom_computed): Remove.
14643 (dom_info_state): New.
14644 (set_dom_info_availability): New.
14645 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14646 walk_data.dom_direction.
14647 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14648 instead of dom_computed[].
14649 (split_edge): Likewise.
14650 (create_basic_block): Likewise.
14651 (merge_blocks): Likewise.
14652 * ifcvt.c (find_if_header): Likewise.
14653 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14654 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14655 * tree-ssa.c (verify_ssa): Likewise.
14656 * tree-cfg.c (tree_verify_flow_info): Likewise.
14657 (remove_edge_and_dominated_blocks): Likewise.
14658 * dominance.c (dom_computed): Make static.
14659 (calc_dfs_tree_nonrec): Change third param to a bool.
14660 (calc_dfs_tree): Change second param to a bool.
14661 (calc_idioms): Change second param to a bool. Use
14662 dom_convert_dir_to_idx.
14663 (init_dom_info): Validate dir before using.
14664 (dom_convert_dir_to_idx): New.
14665 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14666 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14667 (free_dominance_info): Use dom_convert_dir_to_idx.
14668 (get_immediate_dominator): Likewise.
14669 (set_immediate_dominator): Likewise.
14670 (get_dominated_by): Likewise.
14671 (redirect_immediate_dominators): Likewise.
14672 (nearest_common_denominator): Likewise.
14673 (dominated_by_p): Likewise.
14674 (bb_dom_dfs_in): Likewise.
14675 (bb_dom_dfs_out): Likewise.
14676 (recount_dominator): Likewise.
14677 (iterate_fix_dominators): Likewise.
14678 (add_to_dominance_info): Likewise.
14679 (delete_from_dominance_info): Likewise.
14680 (first_dom_son): Likewise.
14681 (next_dom_son): Likewise.
14682 (dom_info_available_p): Likewise.
14683 (dom_info_state): New.
14684 (set_dom_info_availability): New.
14686 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14688 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14690 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14692 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14694 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14695 (subdi3, subdi_carry): Delete.
14697 2007-05-04 Jan Hubicka <jh@suse.cz>
14698 Richard Guenther <rguenther@suse.de>
14700 * opts.c (decode_options): Do not fiddle with inlining
14701 parameters in case of optimizing for size.
14702 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14703 for size do nothing.
14704 (cgraph_decide_inlining_of_small_function): When optimizing for
14705 size never inline functions increasing caller size.
14706 (cgraph_early_inlining): Inline for size when optimizing for size.
14708 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14710 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14711 logical operations piecewise.
14712 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14713 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14714 subdi_sesidi_di): Delete.
14715 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14716 the generated sequence. Allow three-reg add in constraints. Rewrite
14717 the rtl expression for carry to avoid zero_extend of a constant.
14718 (sub_with_carry): New pattern.
14719 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14720 different sequence not involving jumps.
14721 (notbi): Now a named pattern.
14723 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14725 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14726 Add the note about a significant loss of accuracy of some
14727 mathematical routines when these options are used.
14729 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14731 * haifa-sched.c (rtx_vec_t): New typedef.
14732 (contributes_to_priority_p): Extract piece of priority () into new
14734 (priority): Use the function. Add assertion.
14735 (rank_for_schedule, set_priorities): Add assertion to check that
14736 insn's priority is initialized.
14737 (clear_priorities, calc_priorities): Change signature. Make it update
14738 all relevant insns. Update all callers ('add_to_speculative_block ()'
14739 and 'create_block_check_twin ()').
14740 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14741 Add new field 'priority_status'.
14742 (INSN_PRIORITY_STATUS): New macro.
14743 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14745 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14747 * sched-ebb.c (debug_ebb_dependencies): New static function.
14748 (init_ready_list): Use it.
14750 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14751 with changed signature and 'debug_rgn_dependencies ()'.
14752 (debug_rgn_dependencies): New static function.
14753 (init_ready_list): Use it.
14755 * sched-int.h (debug_dependencies): Declare.
14757 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14759 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14761 2007-05-04 Dirk Mueller <dmueller@suse.de>
14763 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14765 2007-05-03 Jan Hubicka <jh@suse.cz>
14767 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14768 ((T1)X op (T1)Y), for pointer type in more cases than before.
14770 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14772 * tree-object-size.c (plus_expr_object_size): When operand size is
14773 unknown, return unknown.
14775 2007-05-03 Dirk Mueller <dmueller@suse.de>
14777 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14779 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14782 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14784 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14786 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14788 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14790 * config/soft-fp/double.h, config/soft-fp/extended.h,
14791 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14792 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14793 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14794 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14797 2007-05-03 Ian Lance Taylor <iant@google.com>
14799 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14800 MASK_PPC_GFXOPT for 8540 or 8548.
14802 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14804 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14805 vect_print_dump_info() to output debug information.
14807 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14810 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14811 operands of size 2 when operand is not MEM_P.
14813 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14815 PR tree-optimization/30565
14816 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14818 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14820 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14821 (umulsi3_highpart): Use them.
14822 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14823 for final accumulator to D regisster tranfser.
14825 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14827 PR tree-optimization/31699
14828 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14830 (vect_enhance_data_refs_alignment): Compute peel amount using
14831 TYPE_VECTOR_SUBPARTS instead of vf.
14832 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14834 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14837 * system.h: Remove inclusion of double-int.h
14838 * tree.h: Include double-int.h
14839 * gengtype.c: Likewise
14840 * cfgloop.h: Likewise
14841 * Makefile.in: Adjust dependencies on double-int.h
14843 2007-05-02 Eric Christopher <echristo@apple.com>
14845 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14846 -shared to -Zdynamiclib.
14848 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14851 * c-common.c (strip_pointer_or_array_types): New function.
14852 * c-common.h (strip_pointer_or_array_types): New function declaration.
14854 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14856 PR tree-optimization/31771
14857 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14859 2007-05-02 Paul Brook <paul@codesourcery.com>
14861 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14863 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14865 PR middle-end/29715
14866 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14869 2007-05-02 Nick Clifton <nickc@redhat.com>
14871 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14873 2007-05-02 Richard Guenther <rguenther@suse.de>
14875 PR tree-optimization/31146
14876 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14877 argument, single_use_p. If we have a single use that is
14878 a conversion to the definition rhs type, propagate that rhs.
14879 (forward_propagate_addr_expr): Pass single_use_p argument
14880 to forward_propagate_addr_expr_1.
14882 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14884 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14887 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14889 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14890 'AMD Family 10 core'.
14892 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14894 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14895 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14896 with SSE3 instruction set support.
14897 * doc/invoke.texi: Likewise.
14899 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14901 * config/i386/i386.c (override_options): Tuning 32-byte loop
14902 alignment for amdfam10 architecture. Increasing the max loop
14903 alignment to 24 bytes.
14905 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14907 * config/m68k/constraints.md: New.
14908 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14909 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14910 EXTRA_CONSTRAINT): Remove.
14911 * config/m68k/m68k.md: Include constraints.md.
14912 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14914 2007-05-01 Ian Lance Taylor <iant@google.com>
14916 PR tree-optimization/31739
14917 * tree-vrp.c (vrp_val_is_max): New static function.
14918 (vrp_val_is_min): New static function.
14919 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14921 (set_value_range): Use vrp_val_is_{max,min}.
14922 (extract_range_from_assert): Likewise.
14923 (extract_range_from_binary_expr): Likewise.
14924 (extract_range_from_unary_expr): Likewise.
14925 (dump_value_range, vrp_meet): Likewise.
14926 (vrp_visit_phi_node): Likewise.
14927 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14929 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14931 * config/i386/gmon-sol2.c (size_t): New type.
14932 (intptr_t): Likewise.
14933 (s_textsize): Declare as size_t.
14935 (monstartup): Use size_t for sizes.
14936 (_mcount): Save and restore registers.
14937 (internal_mcount): Pass 0 as the first argument to monstartup
14939 (moncontrol): Convert pointer to appropriately sized integer
14940 before passing to profil.
14942 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14944 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14945 __NO_FPRS__, not just if _SOFT_DOUBLE.
14946 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14947 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14948 also for E500 double.
14949 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14950 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14953 2007-05-01 Richard Guenther <rguenther@suse.de>
14955 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14958 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14960 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14962 2007-05-01 Jan Hubicka <jh@suse.cz>
14964 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14967 2007-05-01 Jan Hubicka <jh@suse.cz>
14969 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14970 (maybe_fold_offset_to_reference): Declare.
14971 * fold-const.c (fold_unary): Do not fold
14972 (type *)&A into &A->field_of_type_and_offset_0
14973 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14974 size is unknown, give up.
14975 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14977 (maybe_fold_offset_to_reference): New.
14978 (maybe_fold_stmt_indirect): Use it.
14979 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14980 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14982 (gimplify_expr): Likewise for plus_expr.
14984 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14986 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14987 bsi_after_labels. Always insert statements before bsi.
14988 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14989 * predict.c (apply_return_prediction): Check for empty blocks.
14990 * cfgexpand.c (lab_rtx_for_bb): New variable.
14991 (label_rtx_for_bb): Do not create new tree labels.
14992 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14993 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14994 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14996 (label_for_bb): Add field used.
14997 (update_eh_label, main_block_label): Mark the label used.
14998 (cleanup_dead_labels): Remove unused labels.
15000 2007-05-01 Richard Guenther <rguenther@suse.de>
15002 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
15003 if it is not about to be set.
15004 (get_value_range): Do not pre-allocate equiv bitmap.
15005 (update_value_range): No need to clear equiv field.
15006 (add_equivalence): Change prototype to get bitmap pointer.
15007 Allocate bitmap here if it is not already.
15008 (extract_range_from_assert): Do not allocate bitmap here.
15009 Update callers to add_equivalence.
15010 (extract_range_from_ssa_name): Likewise.
15011 (get_vr_for_comparison): New static helper.
15012 (compare_name_with_value): Handle NULL equiv bitmap by
15013 peeling the first iteration of the comparison loop.
15014 Use get_vr_for_comparison.
15015 (compare_names): Handle NULL equiv bitmaps by using fake
15016 ones. Use get_vr_for_comparison.
15018 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
15020 * double-int.c (mpz_set_double_int): Moved from
15021 tree-ssa-loop-niter.c.
15022 (mpz_get_double_int): Likewise; also, add option to wrap
15023 out-of-range integers.
15024 * double-int.h: New prototypes for above.
15025 * tree.c (get_static_type_bounds): Moved from
15026 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
15027 TYPE_MAX_VALUE if they exist..
15028 * tree.h: New prototype for above.
15029 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
15030 get_type_bounds calls.
15031 (mpz_set_double_int): Move to double-int.c.
15032 (get_type_bounds): Move to tree.c, rename to
15033 get_static_type_bounds.
15034 (mpz_to_double_int): Move to double-int.c, rename to
15035 mpz_get_double_int.
15037 2007-04-30 Bob Wilson <bob.wilson@acm.org>
15039 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
15040 DIV0 exception can fall through to a normal return.
15042 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
15044 PR middle-end/22156
15045 Temporarily revert:
15046 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15047 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15048 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15049 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15050 initialize align to silence bogus warning.
15051 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15052 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15054 (struct sra_walk_fns): Remove use_all parameter from use.
15055 (sra_hash_tree): Handle BIT_FIELD_REFs.
15056 (sra_elt_hash): Don't hash bitfld blocks.
15057 (sra_elt_eq): Skip them in parent compares as well. Handle
15059 (sra_walk_expr): Don't maintain or pass down use_all_p.
15060 (scan_use): Remove use_all parameter.
15061 (scalarize_use): Likewise. Re-expand assignment to
15062 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15063 output, and re-scalarize after output. Don't mark anything
15065 (scalarize_ldst): Adjust.
15066 (scalarize_walk_gimple_modify_statement): Likewise.
15067 (build_element_name_1): Handle BIT_FIELD_REFs.
15068 (instantiate_element): Don't warn for any element whose parent
15069 is used as a whole.
15070 (instantiate_missing_elements_1): Return the sra_elt.
15071 (canon_type_for_field): New.
15072 (try_instantiate_multiple_fields): New.
15073 (instantiate_missing_elemnts): Use them.
15074 (mark_no_warning): Removed.
15075 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15076 (REPLDUP, sra_build_elt_assignment): New.
15077 (generate_copy_inout): Use them.
15078 (generate_element_copy): Likewise. Handle bitfld differences.
15079 (generate_element_zero): Don't recurse for blocks. Use
15080 sra_build_elt_assignment.
15081 (generate_one_element_int): Take elt instead of var. Use
15082 sra_build_elt_assignment.
15083 (generate_element_init_1): Adjust.
15084 (scalarize_use, scalarize_copy): Use REPLDUP.
15085 (scalarize_ldst): Move assert before dereference.
15086 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15088 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
15091 * tree.c (reconstruct_complex_type): Reconstruct a reference
15093 Also use the same mode for the pointer as the old pointer type.
15095 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15097 * doc/trouble.texi (Interoperation): Remove note about Ultrix
15100 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
15102 PR rtl-optimization/31676
15103 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
15104 (df_refs_record): Call it.
15106 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15108 * rtl.def (SS_ABS): New code.
15109 * config/bfin/bfin.c (print_operand): New modifier 'v'.
15110 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
15111 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
15112 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
15113 (bfin_init_builtins): Define them.
15114 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
15115 (bfin_expand_builtin): ... and handle the others here.
15116 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
15117 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
15118 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
15119 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
15120 operand is only HImode.
15122 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
15124 * regclass.c (scan_one_insn): Remove splitting of
15127 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
15128 Nigel Stephens <nigel@mips.com>
15130 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
15132 2007-04-28 Jan Hubicka <jh@suse.cz>
15134 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
15135 insn_locators_alloc instead of insn_locators_initialize;
15136 call reset_block_changes.
15137 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15138 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
15139 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
15140 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15141 * config/score/score.c (th_output_mi_thunk): Likewise.
15142 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15143 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
15144 tolerate uninitialized locator info.
15147 * function.c (init_function_start): Don't init line number info.
15148 (expand_function_end): Update.
15149 (reset_block_changes, record_block_change, finalize_block_changes,
15150 check_block_change, free_block_changes): Kill.
15151 * function.h (reset_block_changes, record_block_change,
15152 finalize_block_changes, check_block_change, free_block_changes):
15154 (struct function): Remove ib_boundaries_block.
15155 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15156 Use curr_insn_locator to initialize locator.
15157 (emit_line_note): Remove.
15158 * cfgexpand.c (expand_gimple_cond_expr): Update.
15159 (construct_exit_block): Likewise.
15160 (tree_expand_cfg): Initialize/finalize locators.
15161 * expr.c (expand_expr_real): Update.
15162 * cfglayout.c (line_locators_locs, line_locators_lines,
15163 file_locators_locs, file_locators_files): Remove.
15164 (set_block_levels): Move to cfgexpand.c.
15165 (insn_locators_initialize): Remove.
15166 (pass_insn_locators_initialize): Remove.
15167 (locations_locators_locs, locations_locators_vals): New static vars.
15168 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15170 (insn_locators_alloc, insn_locators_finalize,
15171 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15173 (locator_location): New.
15174 (locator_line, locator_file): Rewrite.
15175 * rtl.h (emit_line_note): Kill.
15176 (insn_locators_alloc, insn_locators_finalize,
15177 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15179 * tree-inline.c (initialize_cfun): Do not initialize
15180 ib_boundaries_block.
15181 * passes.c (pass_insn_locators_initialize): Remove.
15183 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
15185 * tree-cfg.c (move_block_to_fn): Release bb from dominance
15186 info. Update last_basic_block correctly.
15188 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
15191 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
15192 register itself to hold the offset constant. Tell flow the use
15193 of r4 and r5 when they are used.
15195 2007-04-27 Richard Guenther <rguenther@suse.de>
15197 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
15198 if we simplified anything.
15199 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
15200 warnings until we did a simplification and the stmt was not
15201 marked as TREE_NO_WARNING.
15203 2007-04-27 Mike Stump <mrs@apple.com>
15205 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
15207 2007-04-27 Ian Lance Taylor <iant@google.com>
15209 PR middle-end/31710
15210 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
15211 TYPE_MAX_VALUE exist, convert them to the new type.
15213 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15215 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
15216 if it claims to be available.
15217 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
15218 edge is redirected.
15219 (perform_tree_ssa_dce): Always free postdominators.
15221 2007-04-27 Richard Henderson <rth@redhat.com>
15223 * config/alpha/predicates.md (aligned_memory_operand): Mark
15224 as define_special_predicate.
15225 (unaligned_memory_operand, normal_memory_operand): Likewise.
15226 (reg_or_unaligned_mem_operand): Remove.
15227 (any_memory_operand): Match the documentation and check for
15228 non-renumbered pseudos during reload.
15229 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
15230 alpha_secondary_reload_class, update to new interface, make static.
15231 Handle CQImode like HImode. Remove FP subreg check.
15232 (alpha_expand_mov): Use replace_equiv_address.
15233 (alpha_expand_mov_nobwx): Use any_memory_operand.
15234 (TARGET_SECONDARY_RELOAD): New.
15235 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
15236 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15237 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
15238 * config/alpha/alpha.md: ... here.
15239 (RELOAD12, reloadmode): New.
15241 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
15242 Don't handle the aligned case here.
15243 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
15244 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
15245 reload_inhi_help. Don't expect a scratch register.
15246 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
15248 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
15250 2007-04-27 Richard Guenther <rguenther@suse.de>
15252 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
15254 2007-04-27 Richard Guenther <rguenther@suse.de>
15256 PR tree-optimization/30965
15257 PR tree-optimization/30978
15258 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
15259 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
15260 (find_equivalent_equality_comparison): Likewise.
15261 (simplify_cond): Likewise.
15262 (get_prop_source_stmt): New helper.
15263 (get_prop_dest_stmt): Likewise.
15264 (can_propagate_from): Likewise.
15265 (remove_prop_source_from_use): Likewise.
15266 (combine_cond_expr_cond): Likewise.
15267 (forward_propagate_comparison): New function.
15268 (forward_propagate_into_cond): Rewrite to use fold for
15270 (tree_ssa_forward_propagate_single_use_vars): Call
15271 forward_propagate_comparison to propagate comparisons.
15273 2007-04-27 Richard Guenther <rguenther@suse.de>
15275 PR tree-optimization/31715
15276 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
15277 sure to do computation on the offset in an appropriate
15280 2007-04-27 Richard Sandiford <richard@codesourcery.com>
15282 * reload.h (elimination_target_reg_p): Declare.
15283 * reload.c (find_reloads): Don't apply the reg_rtx move
15284 optimization if the SET_DEST satisfies elimination_target_reg_p.
15285 * reload1.c (elimination_target_reg_p): New function.
15286 (gen_reload): In the move/add2 fallback, make sure that op0
15287 does not overlap the destination register.
15289 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15291 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
15292 transform only GIMPLE_MODIFY_STMTs.
15293 * tree-complex.c (expand_complex_operations_1): Ditto.
15294 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
15295 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
15296 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
15298 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15299 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
15300 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
15301 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
15302 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
15303 slpeel_add_loop_guard): Ditto.
15304 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15305 * lambda-code.c (perfect_nestify): Ditto.
15306 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
15307 before the first statement.
15308 * tree-optimize.c (execute_free_datastructures): Fix comments.
15309 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
15310 * tree-flow.h (disband_implicit_edges): Declaration removed.
15311 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
15313 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
15314 COND_EXPRs without gotos.
15315 (disband_implicit_edges, has_label_p): Removed.
15316 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
15317 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
15319 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
15321 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
15322 also for COND_EXPRs.
15323 * cfgexpand.c (label_rtx_for_bb): New function.
15324 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
15325 Use label_rtx_for_bb to find the labels.
15326 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
15327 last block. Detect fallthru edges.
15329 2007-04-26 Ian Lance Taylor <iant@google.com>
15332 * reload.c (find_reloads_subreg_address): If the address was valid
15333 in the original mode but not in the new mode, reload the whole
15336 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15338 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
15339 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
15340 (cleanup_control_expr_graph): Do not invalidate dominance info.
15341 Record altered blocks.
15342 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
15343 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
15344 cleanup_tree_cfg_bb): New functions.
15345 (remove_forwarder_block): Do not maintain the worklist of blocks.
15346 Record altered blocks.
15347 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
15348 not over whole cfg.
15349 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
15350 delete_unreachable_blocks if dominators are not available.
15351 * tree-inline.c (optimize_inline_calls): Free dominance information
15353 * tree-flow.h (remove_edge_and_dominated_blocks,
15354 cfgcleanup_altered_bbs): Altered.
15355 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
15357 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
15359 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
15360 do not invalidate dominators.
15362 2007-04-26 Anatoly Sokolov <aesok@post.ru>
15364 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
15365 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
15366 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15367 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15369 2007-04-26 Steve Ellcey <sje@cup.hp.com>
15371 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
15373 2007-04-26 Richard Guenther <rguenther@suse.de>
15375 PR tree-optimization/31703
15376 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
15377 the right type for the target of the bittest.
15379 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15381 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
15382 ix86_sol10_return_in_memory.
15384 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15386 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
15389 2007-04-26 Jakub Jelinek <jakub@redhat.com>
15392 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
15394 PR tree-optimization/30558
15395 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
15396 clear this_state.prev_try.
15398 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15399 Mark Mitchell <mark@codesourcery.com>
15401 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
15402 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
15403 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
15405 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15408 * doc/invoke.texi (%:print-asm-header): Document.
15409 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
15411 (static_spec_functions): Add print-asm-header.
15412 (main): Print a banner before the --target-help linker options.
15413 (print_asm_header_spec_function): New function.
15415 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
15418 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
15419 (movsf_ie): Likewise.
15421 2007-04-25 Paolo Carlini <pcarlini@suse.de>
15423 * doc/extend.texi ([Type Traits]): Adjust per N2255.
15425 2007-04-25 Bob Wilson <bob.wilson@acm.org>
15427 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
15428 exception for divide-by-zero.
15429 (__umodsi3, __modsi3): Likewise.
15431 2007-04-25 Dirk Mueller <dmueller@suse.de>
15433 * c-typeck.c (build_compound_expr): Annotate warning()
15434 call with OPT_Wunused_value.
15435 * tree-ssa.c (warn_uninit): Annotate warning with
15437 * c-common.c (handle_sentinel_attribute): Annotate warning
15438 call with OPT_Wattributes.
15440 2007-04-25 Thiemo Seufer <ths@mips.com>
15442 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
15443 (mips16): Fix typo.
15444 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
15445 on to the assembler. Improve handling of -mno-mips16. Add handling
15446 of -mno-mips3d, -mno-dsp, -mno-dspr2.
15447 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
15448 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
15449 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
15451 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
15454 * config/i386/winnt.c (i386_pe_file_end): Strip only
15455 USER_LABEL_PREFIX when writing export name.
15457 2007-04-25 Richard Sandiford <richard@codesourcery.com>
15459 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
15460 sh/elf.h, vx-common.h and vxworks.h.
15461 * config/sh/sh.h: Include config/vxworks-dummy.h.
15462 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15463 (OVERRIDE_OPTIONS): Use it.
15464 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
15465 (vxworks_picreg): New pattern.
15466 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
15467 VXWORKS_OS_CPP_BUILTINS.
15468 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
15469 to their VXWORKS_* equivalents.
15470 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15471 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
15472 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
15473 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
15474 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
15475 -mrtp/-fPIC multilibs.
15476 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
15477 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
15478 (MULTILIB_OSDIRNAMES): Delete.
15480 2007-04-25 Anatoly Sokolov <aesok@post.ru>
15483 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
15485 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
15487 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
15488 rounding mode to be specified by the caller.
15489 (real_to_mpfr) Likewise.
15490 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
15491 include new arguments.
15492 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
15494 2007-04-24 Ian Lance Taylor <iant@google.com>
15496 PR tree-optimization/31605
15497 * tree-vrp.c (set_value_range): Check that min and max are not
15498 both overflow infinities.
15499 (set_value_range_to_value): New static function.
15500 (extract_range_from_binary_expr): Call set_value_range_to_value.
15501 (extract_range_from_cond_expr): Likewise.
15502 (extract_range_from_expr): Likewise.
15503 (extract_range_from_unary_expr): Likewise. Don't create a range
15504 which overflows on both sides.
15505 (vrp_meet): Check for a useless range.
15506 (vrp_visit_phi_node): If we see a constant which looks like an
15507 overflow infinity, turn off the TREE_OVERFLOW flag.
15509 2007-04-24 Ian Lance Taylor <iant@google.com>
15511 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
15513 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
15515 PR diagnostic/25923
15516 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
15517 diagnostic message is being built.
15518 * tree-pretty-print.c (dump_generic_node): Only write the
15519 formatted text into BUFFER's stream if we are not building a
15520 diagnostic message.
15521 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
15523 * Makefile.in (toplev.o): Depend on tree-pass.h.
15525 2007-04-24 Ian Lance Taylor <iant@google.com>
15527 PR tree-optimization/31602
15528 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
15529 conditionals in the copied loop header.
15530 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
15531 warnings if TREE_NO_WARNING is set.
15532 * doc/invoke.texi (Warning Options): Clarify that
15533 -Wstrict-overflow does not warn about loops.
15535 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15537 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15538 expand on the comment about _Decimal128 arguments and check the
15539 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15540 that _Decimal128 argument uses even/odd register pair.
15541 (function_arg): Ditto.
15543 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15545 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15546 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15548 2007-04-24 Richard Guenther <rguenther@suse.de>
15549 Olga Golovanevsky <olga@il.ibm.com>
15551 * fold-const.c (multiple_of_p): Check for bottom
15554 2007-04-24 Richard Henderson <rth@redhat.com>
15556 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15557 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15558 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15559 looking for non-zero bits shifted out. Avoid a recursive call
15560 when constructing the scalar.
15561 (__floatundisf): Likewise.
15563 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15565 * dwarf2out.c (field_byte_offset): Move the existing logic
15566 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15567 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15569 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15572 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15573 length argument of 0 for memset.
15574 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15575 unsigned shift instead of the signed variant.
15577 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15579 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15580 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15581 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15582 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15583 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15584 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15585 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15586 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15587 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15588 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15589 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15590 "mul<mode>3", "div<mode>3"): Insn definitions added.
15591 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15592 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15593 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15594 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15595 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15596 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15597 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15598 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15599 TARGET_FLOAT_FORMAT): Macro definitions removed.
15600 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15601 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15602 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15603 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15604 (s390_gen_rtx_const_DI): Function removed.
15605 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15607 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15609 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15610 over an external ffs function.
15612 2007-04-24 Chao-ying Fu <fu@mips.com>
15613 Richard Sandiford <richard@nildram.co.uk>
15615 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15616 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15617 (smadd_widen_optab, umadd_widen_optab): Define.
15618 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15620 * genopinit.c (optabs): Fill in smadd_widen_optab and
15622 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15623 and umadd_widen_optab to implement multiply-add sequences.
15624 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15625 (<u>maddsidi4): ...this. Extend condition to include
15626 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15627 of operand 0 to "ka" and use the three-operand form of madd<u>
15629 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15631 * config/mips/constraints.md (ka): New register constraint.
15633 2007-04-24 Jan Hubicka <j@suse.cz>
15637 2007-04-23 Jan Hubicka <jh@suse.cz>
15638 * function.c (init_function_start): Don't init line number info.
15639 (expand_function_end): Update.
15640 (reset_block_changes, record_block_change, finalize_block_changes,
15641 check_block_change, free_block_changes): Kill.
15642 * function.h (reset_block_changes, record_block_change,
15643 finalize_block_changes, check_block_change, free_block_changes):
15645 (struct function): Remove ib_boundaries_block.
15646 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15647 Use curr_insn_locator to initialize locator.
15648 (emit_line_note): Remove.
15649 * cfgexpand.c (expand_gimple_cond_expr): Update.
15650 (construct_exit_block): Likewise.
15651 (tree_expand_cfg): Initialize/finalize locators.
15652 * expr.c (expand_expr_real): Update.
15653 * cfglayout.c (line_locators_locs, line_locators_lines,
15654 file_locators_locs, file_locators_files): Remove.
15655 (set_block_levels): Move to cfgexpand.c.
15656 (insn_locators_initialize): Remove.
15657 (pass_insn_locators_initialize): Remove.
15658 (locations_locators_locs, locations_locators_vals): New static vars.
15659 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15661 (insn_locators_alloc, insn_locators_finalize,
15662 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15664 (locator_location): New.
15665 (locator_line, locator_file): Rewrite.
15666 * rtl.h (emit_line_note): Kill.
15667 (insn_locators_alloc, insn_locators_finalize,
15668 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15670 * tree-inline.c (initialize_cfun): Do not initialize
15671 ib_boundaries_block.
15672 * passes.c (pass_insn_locators_initialize): Remove.
15674 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15676 * doc/invoke.texi: Removed leading '-' from option index entries.
15678 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15680 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15682 (create_phi_node): Use set_phi_nodes.
15683 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15684 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15685 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15686 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15687 (bsi_start, bsi_last): Use bb_stmt_list.
15688 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15689 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15690 Traverse the statements using tsi iterator.
15691 * basic-block.h (struct basic_block_def): Fields stmt_list
15692 and phi_nodes moved to ...
15693 (struct tree_bb_info): ... new structure.
15694 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15695 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15696 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15697 (tree_verify_flow_info): Verify that il.tree is not set for
15698 entry and exit block.
15699 (tree_split_block): Use set_bb_stmt_list.
15701 2007-04-23 Mike Stump <mrs@apple.com>
15703 * config/i386/i386.c (ix86_tune_features
15704 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15707 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15709 * config/i386/i386.md (prefix_extra): New attribute.
15710 (length): Add prefix_extra.
15712 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15713 (sse2_movntv2di): Likewise.
15714 (sse2_cvtps2dq): Likewise.
15715 (sse2_cvtpd2pi): Likewise.
15716 (sse2_cvttpd2pi): Likewise.
15717 (*sse2_cvtpd2ps): Likewise.
15718 (*add<mode>3): Likewise.
15719 (sse2_ssadd<mode>3): Likewise.
15720 (sse2_usadd<mode>3): Likewise.
15721 (*sub<mode>3): Likewise.
15722 (sse2_sssub<mode>3): Likewise.
15723 (sse2_ussub<mode>3): Likewise.
15724 (*mulv8hi3): Likewise.
15725 (*smulv8hi3_highpart): Likewise.
15726 (*umulv8hi3_highpart): Likewise.
15727 (sse2_umulv2siv2di3): Likewise.
15728 (sse2_pmaddwd): Likewise.
15729 (ashr<mode>3): Likewise.
15730 (lshr<mode>3): Likewise.
15731 (ashl<mode>3): Likewise.
15732 (sse2_ashlti3): Likewise.
15733 (sse2_lshrti3): Likewise.
15734 (*umaxv16qi3): Likewise.
15735 (*smaxv8hi3): Likewise.
15736 (*uminv16qi3): Likewise.
15737 (*sminv8hi3): Likewise.
15738 (sse2_eq<mode>3): Likewise.
15739 (sse2_gt<mode>3): Likewise.
15740 (*and<mode>3): Likewise.
15741 (sse2_nand<mode>3): Likewise.
15742 (*ior<mode>3): Likewise.
15743 (*xor<mode>3): Likewise.
15744 (sse2_packsswb): Likewise.
15745 (sse2_packssdw): Likewise.
15746 (sse2_packuswb): Likewise.
15747 (sse2_punpckhbw): Likewise.
15748 (sse2_punpcklbw): Likewise.
15749 (sse2_punpckhwd): Likewise.
15750 (sse2_punpcklwd): Likewise.
15751 (sse2_punpckhdq): Likewise.
15752 (sse2_punpckldq): Likewise.
15753 (sse2_punpckhqdq): Likewise.
15754 (sse2_punpcklqdq): Likewise.
15755 (*sse2_pinsrw): Likewise.
15756 (*sse2_pextrw): Likewise.
15757 (sse2_pshufd_1): Likewise.
15758 (sse2_uavgv16qi3): Likewise.
15759 (sse2_uavgv8hi3): Likewise.
15760 (sse2_psadbw): Likewise.
15761 (sse2_pmovmskb): Likewise.
15762 (*sse2_maskmovdqu): Likewise.
15763 (*sse2_maskmovdqu_rex64): Likewise.
15764 (sse4a_extrqi): Likewise.
15765 (sse4a_extrq): Likewise.
15766 (sse3_lddqu): Set prefix_rep.
15767 (sse3_addsubv4sf3): Likewise.
15768 (sse3_haddv4sf3): Likewise.
15769 (sse3_hsubv4sf3): Likewise.
15770 (sse_cvtss2si): Likewise.
15771 (sse_cvtss2si_2): Likewise.
15772 (sse_cvtss2siq): Likewise.
15773 (sse_cvtss2siq_2): Likewise.
15774 (sse_cvttss2si): Likewise.
15775 (sse_cvttss2siq): Likewise.
15776 (sse2_cvttps2dq): Likewise.
15777 (sse3_movshdup): Likewise.
15778 (sse3_movsldup): Likewise.
15779 (sse2_cvtsd2si): Likewise.
15780 (sse2_cvtsd2si_2): Likewise.
15781 (sse2_cvtsd2siq): Likewise.
15782 (sse2_cvtsd2siq_2): Likewise.
15783 (sse2_cvttsd2si): Likewise.
15784 (sse2_cvttsd2siq): Likewise.
15785 (*sse2_cvtpd2dq): Likewise.
15786 (*sse2_cvttpd2dq): Likewise.
15787 (sse2_pshuflw_1): Likewise.
15788 (sse2_pshufhw_1): Likewise.
15789 (sse4a_insertqi): Likewise.
15790 (sse4a_insertq): Likewise.
15791 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15792 (ssse3_phadddv4si3): Likewise.
15793 (ssse3_phaddswv8hi3): Likewise.
15794 (ssse3_phsubwv8hi3): Likewise.
15795 (ssse3_phsubdv4si3): Likewise.
15796 (ssse3_phsubswv8hi3): Likewise.
15797 (ssse3_pmaddubswv8hi3): Likewise.
15798 (ssse3_pmulhrswv8hi3): Likewise.
15799 (ssse3_pshufbv16qi3): Likewise.
15800 (ssse3_psign<mode>3): Likewise.
15801 (ssse3_palignrti): Likewise.
15802 (abs<mode>2): Likewise.
15803 (ssse3_phaddwv4hi3): Set prefix_extra.
15804 (ssse3_phadddv2si3): Likewise.
15805 (ssse3_phaddswv4hi3): Likewise.
15806 (ssse3_phsubwv4hi3): Likewise.
15807 (ssse3_phsubdv2si3): Likewise.
15808 (ssse3_phsubswv4hi3): Likewise.
15809 (ssse3_pmaddubswv4hi3): Likewise.
15810 (ssse3_pmulhrswv4hi3): Likewise.
15811 (ssse3_pshufbv8qi3): Likewise.
15812 (ssse3_psign<mode>3): Likewise.
15813 (ssse3_palignrdi): Likewise.
15814 (abs<mode>2): Likewise.
15815 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15816 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15817 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15819 2007-04-23 Nick Clifton <nickc@redhat.com>
15821 * params.def: Fix formatting of emacs local variables.
15823 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15825 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15826 move if inter-unit move isn't allowed.
15827 Don't split moving the first element of V2DI to DI to inter-unit
15828 move if inter-unit move isn't allowed.
15830 2007-04-23 Richard Guenther <rguenther@suse.de>
15832 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15833 and CDI_POST_DOMINATORS separately.
15835 2007-04-23 Nick Clifton <nickc@redhat.com>
15837 * c.opt (Wformat-contains-nul): Add warning attribute.
15839 2007-04-23 Jan Hubicka <jh@suse.cz>
15841 * function.c (init_function_start): Don't init line number info.
15842 (expand_function_end): Update.
15843 (reset_block_changes, record_block_change, finalize_block_changes,
15844 check_block_change, free_block_changes): Kill.
15845 * function.h (reset_block_changes, record_block_change,
15846 finalize_block_changes, check_block_change, free_block_changes):
15848 (struct function): Remove ib_boundaries_block.
15849 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15850 Use curr_insn_locator to initialize locator.
15851 (emit_line_note): Remove.
15852 * cfgexpand.c (expand_gimple_cond_expr): Update.
15853 (construct_exit_block): Likewise.
15854 (tree_expand_cfg): Initialize/finalize locators.
15855 * expr.c (expand_expr_real): Update.
15856 * cfglayout.c (line_locators_locs, line_locators_lines,
15857 file_locators_locs, file_locators_files): Remove.
15858 (set_block_levels): Move to cfgexpand.c.
15859 (insn_locators_initialize): Remove.
15860 (pass_insn_locators_initialize): Remove.
15861 (locations_locators_locs, locations_locators_vals): New static vars.
15862 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15864 (insn_locators_alloc, insn_locators_finalize,
15865 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15867 (locator_location): New.
15868 (locator_line, locator_file): Rewrite.
15869 * rtl.h (emit_line_note): Kill.
15870 (insn_locators_alloc, insn_locators_finalize,
15871 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15873 * tree-inline.c (initialize_cfun): Do not initialize
15874 ib_boundaries_block.
15875 * passes.c (pass_insn_locators_initialize): Remove.
15877 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15879 PR middle-end/31448
15880 * expr.c (reduce_to_bit_field_precision): Handle
15883 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15885 PR tree-optimization/24659
15886 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15887 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15888 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15889 * genopinit.c (optabs): Rename vec_pack_mod_optab
15890 to vec_pack_trunc_optab.
15891 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15892 early for scalar floating point operands for NOP_EXPR.
15893 (vectorizable_type_promotion): Ditto.
15894 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15895 vec_pack_trunc_optab.
15896 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15898 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15899 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15900 Rename from VEC_PACK_MOD_EXPR.
15901 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15902 * expr.c (expand_expr_real_1): Ditto.
15903 * tree-inline.c (estimate_num_insns_1): Ditto.
15904 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15906 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15907 (vec_unpacks_lo_v4sf): Ditto.
15908 (vec_pack_trunc_v2df): Ditto.
15909 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15910 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15911 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15913 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15915 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15917 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15918 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15919 packing of floating point operands.
15920 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15921 represent unpacking of floating point operands.
15922 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15923 [vec_unpacks_hi]: Ditto.
15924 [vec_unpacks_lo]: Ditto.
15926 2007-04-22 Jan Hubicka <jh@suse.cz>
15928 * final.c (rest_of_handle_final): Call
15929 targetm.asm_out.constructor/targetm.asm_out.destructor
15930 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15931 proper priority via decl_*_priority_insert.
15932 * c-common.c (c_expand_body): Likewise.
15934 2007-04-22 Richard Guenther <rguenther@suse.de>
15936 PR tree-optimization/29789
15937 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15938 (rewrite_reciprocal): New helper split out from
15939 determine_invariantness_stmt.
15940 (rewrite_bittest): Likewise.
15941 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15942 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15945 2007-04-22 Revital Eres <eres@il.ibm.com>
15947 * loop-unroll.c (var_to_expand): New field to support also
15948 insns of the form x = something + x.
15949 (analyze_insn_to_expand_var): Use it.
15950 (expand_var_during_unrolling): Likewise.
15952 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15954 * predict.c: Include pointer-set.h.
15955 (bb_predictions): New variable.
15956 (tree_predicted_by_p, tree_predict_edge,
15957 remove_predictions_associated_with_edge): Use bb_predictions map
15958 instead of bb->predictions.
15959 (clear_bb_predictions, assert_is_empty): New functions.
15960 (combine_predictions_for_bb): Use bb_predictions map. Call
15961 clear_bb_predictions.
15962 (tree_estimate_probability): Create and free bb_predictions map.
15963 * Makefile.in (predict.o): Add pointer-set.h dependency.
15964 * basic-block.h (struct basic_block_def): Remove predictions
15966 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15968 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15971 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15974 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15976 * timevar.c (timevar_print): Change reference of --disable-checking to
15977 --enable-checking=release. Also warn if assert checking is disabled.
15979 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15982 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15983 decl as addressable if the compound literal was marked as
15985 Mark the decl as a gimple register if it is a complex or
15986 vector decl and does not live in memory.
15988 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15990 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15991 (GENERIC_NEXT): New function macro.
15992 (PHI_CHAIN): Use phi_node's new chain variable.
15993 (tree_phi_node): Change tree_common to tree_base
15994 and add the chain field.
15995 * tree-phinodes.c (make_phi_node): Don't set
15996 TREE_TYPE on the new node.
15997 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15998 instead of checking GIMPLE_TUPLE_P in chain_next.
15999 * tree-vect-transform.c
16000 (get_initial_def_for_induction): Look at
16001 PHI_RESULT_TREE for the type of the phi node.
16002 (update_vuses_to_preheader): Use PHI_CHAIN
16003 instead of TREE_CHAIN on the phi node.
16004 * tree-ssa-structalias.c (compute_points_to_sets):
16006 (ipa_pta_execute): Likewise.
16008 2007-04-21 Richard Guenther <rguenther@suse.de>
16010 PR middle-end/31136
16011 * fold-const.c (fold_unary): Call fold_convert_const on the
16014 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
16016 * gcse.c (store_killed_in_insn): Handle PARALLELs.
16017 (store_killed_in_pat): New.
16019 2007-04-20 Richard Henderson <rth@redhat.com>
16022 * config/i386/i386.c (type_has_variadic_args_p): Look for any
16023 TREE_LIST with a void_type_node value, not void_list_node exactly.
16025 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
16027 * doc/standards.texi: Re-arrange into language-specific
16028 subsections. Add a C++ section, documenting which standards we
16031 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16033 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
16034 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
16036 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
16038 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
16039 ecrti.o and crtbegin.o.
16040 (LIB_DEFAULT_SPEC): Include -lc.
16041 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
16043 2007-04-20 Richard Henderson <rth@redhat.com>
16046 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
16047 argument; update all callers.
16048 (get_unaligned_offset): New.
16049 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
16050 get_unaligned_address, just pass on the address directly.
16051 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
16052 the subreg in the helper patterns.
16053 (unaligned_extendqidi_le): Use get_unaligned_offset.
16054 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
16055 (unaligned_extendhidi_be): Likewise.
16056 (unaligned_extendhidi): Tidy.
16057 * config/alpha/alpha-protos.h: Update.
16059 2007-04-20 Richard Henderson <rth@redhat.com>
16061 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
16062 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
16063 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
16064 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16065 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16066 (CPP_SPEC): Don't include %(cpp_subtarget).
16067 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
16068 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16069 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
16071 2007-04-20 Jakub Jelinek <jakub@redhat.com>
16073 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
16074 for __builtin_ia32_cmpordss.
16076 PR tree-optimization/31632
16077 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
16078 and arg1 for optimizations of comparison against min/max values.
16079 Fold arg0 to arg1's type for optimizations of comparison against
16080 min+1 and max-1 values.
16082 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
16084 * reload.c (combine_reloads): When trying to use a dying register,
16085 check whether it's uninitialized and don't use if so.
16087 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
16089 * fold-const.c: Remove prototypes for native_encode_expr and
16090 native_interpret_expr.
16091 (native_encode_expr): Make non-static.
16092 (native_interpret_expr): Likewise.
16093 * tree.h: Add prototypes for the above.
16095 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16097 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
16098 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
16099 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
16100 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
16101 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
16102 Add length attributes.
16104 2007-04-19 Janis Johnson <janis187@us.ibm.com>
16106 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
16109 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
16110 __STDC_WANT_DEC_FP__.
16112 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16114 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
16115 for long double compatibility.
16116 * configure: Regenerate.
16118 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
16120 PR rtl-optimization/29841
16121 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
16123 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
16124 that may cause control flow transfer from being moved.
16126 2007-04-18 Jan Hubicka <jh@suse.cz>
16128 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
16131 2007-04-18 Eric Christopher <echristo@apple.com>
16133 * config/rs6000/darwin.md (load_macho_picbase): Use link register
16134 only. Update operands.
16135 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
16136 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
16137 link register to pic register.
16139 2007-04-18 Dirk Mueller <dmueller@suse.de>
16141 PR diagnostic/31227
16142 * tree-vrp.c (search_for_addr_array): New.
16143 (check_array_bounds): Suppress warning about
16144 address taken of array refs if its not de-referenced.
16146 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16148 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
16149 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
16151 * tree-vectorizer.h (NITERS_KNOWN_P): New.
16152 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
16153 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
16155 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
16157 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
16159 (vect_analyze_scalar_cycles): Fix indentation.
16160 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
16161 (vect_mark_relevant): Include phis in relevance analysis.
16163 * tree-vect-transform.c (vect_transform_loop): Add an assert.
16165 2007-04-18 Anatoly Sokolov <aesok@post.ru>
16167 * config/avr/avr.c (ptrreg_to_str): Replace error() with
16168 output_operand_lossage().
16170 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16172 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
16173 the unused code for reduction without adjust-in-epilog to simplify the
16176 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
16178 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
16179 (S390_TDC_NEGATIVE_ZERO): New constant.
16180 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
16181 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
16182 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
16183 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
16184 (S390_TDC_POSITIVE_INFINITY): New constant.
16185 (S390_TDC_NEGATIVE_INFINITY): New constant.
16186 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
16187 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
16188 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
16189 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
16190 (S390_TDC_INFINITY): New constant.
16191 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
16192 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
16193 optimization for UNSPEC_CCZ_TO_INT.
16194 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
16195 ("*ccz_to_int"): New insn.
16196 ("isinf<mode>2"): New insn.
16197 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
16198 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
16199 (UNSPEC_CCZ_TO_INT): New constant.
16201 2007-04-18 Richard Guenther <rguenther@suse.de>
16203 PR tree-optimization/19431
16204 PR tree-optimization/21463
16205 * tree-pass.h (pass_phiprop): Declare.
16206 * passes.c (init_optimization_passes): New phiprop pass.
16207 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
16208 (phivn_valid_p): New helper function.
16209 (phiprop_insert_phi): Likewise.
16210 (propagate_with_phi): Likewise.
16211 (tree_ssa_phiprop): New propagator propagating loads
16212 through phi nodes if profitable.
16214 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16216 * tree-vect-analyze.c (process_use): New function.
16217 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
16218 Check phis in all bbs.
16219 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
16222 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
16224 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
16227 2007-04-17 Anatoly Sokolov <aesok@post.ru>
16230 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
16233 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
16235 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
16237 (sse_vmmulv4sf3): Likewise.
16238 (sse2_vmaddv2df3): Likewise.
16239 (sse2_vmmulv2df3): Likewise.
16241 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
16243 PR rtl-optimization/31360
16244 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
16245 (target_reg_cost): New.
16246 (init_set_costs): Initialize target_reg_cost. Add comments
16247 regarding the rationale of the costs.
16248 (global_cost_for_size): Renamed to...
16249 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
16250 of register pressure.
16251 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
16252 estimate_reg_pressure_cost. Add number of ivs.
16253 (determine_set_costs): Dump target_reg_cost.
16254 * loop-invariant.c (gain_for_invariant): Use
16255 estimate_reg_pressure_cost. Removed n_inv_uses argument.
16256 (best_gain_for_invariant, find_invariants_to_move): Remove
16258 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
16259 (target_reg_cost): Declare.
16260 (global_cost_for_size): Declaration removed.
16261 (estimate_reg_pressure_cost): Declare.
16263 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
16265 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
16266 regnos into even/odd register pairs.
16267 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
16268 TDmode similar to the other floating point modes.
16269 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
16270 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
16272 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
16273 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
16274 (movdd_hardfloat64): Use TARGET_MFPGPR.
16276 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
16278 * reload1.c (delete_output_reload): Don't count output in n_inherited.
16281 2005-01-05 Richard Henderson <rth@redhat.com>
16283 * reload1.c (do_input_reload): Restrict the optimization deleteing
16284 a previous output reload to RELOAD_FOR_INPUT.
16286 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
16288 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
16289 induc_vec_info_type.
16290 (vectorizable_induction): New function declaration.
16291 * tree-vect-transform.c (get_initial_def_for_induction): No need to
16292 check if already vectorized. Find first place in BB where new stmts
16293 can be inserted. Takes only one argument.
16294 (vectorizable_induction): New function.
16295 (vect_transform_stmt): Add case for induc_vec_info_type to call
16296 vectorizable_induction.
16297 (vect_transform_loop): Consider phis for vectorization.
16298 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
16300 (analyze_operations): Call vectorizable_induction when analyzing phis.
16302 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
16303 (vect_mark_relevant): Include phis in relevance analysis.
16304 (vect_mark_stmts_to_be_vectorize): Likewise.
16305 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
16307 2007-04-16 Lawrence Crowl <crowl@google.com>
16309 * doc/invoke.texi (Debugging Options): Add documentation for the
16310 -femit-struct-debug options -femit-struct-debug-baseonly,
16311 -femit-struct-debug-reduced, and
16312 -femit-struct-debug-detailed[=...].
16314 * c-opts.c (c_common_handle_option): Add
16315 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
16316 and OPT_femit_struct_debug_detailed_.
16317 * c.opt: Add specifications for
16318 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
16319 and -femit-struct-debug-detailed[=...].
16320 * opts.c (set_struct_debug_option): Parse the
16321 -femit-struct-debug-... options.
16322 * opts.c (matches_main_base, main_input_basename,
16323 main_input_baselength, base_of_path, matches_main_base): Add
16324 variables and functions to compare header base name to compilation
16326 * opts.c (should_emit_struct_debug): Add to determine to emit a
16327 structure based on the option.
16328 (dump_struct_debug) Also disabled function to debug this
16330 * opts.c (handle_options): Save the base name of the
16333 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
16334 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
16335 This hook indicates if a type is generic. Set it by default
16336 to "never generic".
16337 * langhooks.h (struct lang_hooks_for_types): Add a new hook
16338 to determine if a struct type is generic or not.
16339 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
16340 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
16341 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
16342 with live C++ hook.
16344 * flags.h (enum debug_info_usage): Add an enumeration to describe
16345 a program's use of a structure type.
16346 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
16347 to indicate the program's usage of the type. Filter structs based
16348 on the -femit-struct-debug-... specification.
16349 (gen_type_die): Split into two routines, gen_type_die and
16350 gen_type_die_with_usage. gen_type_die is now a wrapper
16351 that assumes direct usage.
16352 (gen_type_die_with_usage): Replace calls to gen_type_die
16353 with gen_type_die_with_usage adding the program usage of
16354 the referenced type.
16355 (dwarf2out_imported_module_or_decl): Suppress struct debug
16356 information using should_emit_struct_debug when appropriate.
16358 2007-04-16 Ian Lance Taylor <iant@google.com>
16360 PR tree-optimization/31522
16361 * tree-vrp.c (vr_phi_edge_counts): New static variable.
16362 (vrp_initialize): Allocate vr_phi_edge_counts.
16363 (vrp_visit_phi_node): Don't push to infinity if we saw a new
16364 executable edge. Drop test for all constants.
16365 (vrp_finalize): Free vrp_phi_edge_counts.
16367 * doc/cpp.texi (Common Predefined Macros): Clarify description of
16368 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16370 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
16371 predecessors at head rather than tail.
16373 2007-04-16 Matthias Klose <doko@debian.org>
16375 * config/alpha/linux.h (CPP_SPEC): Define.
16376 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
16378 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
16380 * function.h: Remove sequence_stack extern declaration.
16382 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16384 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
16386 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
16389 2007-04-16 Anatoly Sokolov <aesok@post.ru>
16391 * config/avr/avr.c (avr_arch_types): Rearranging array.
16392 (enum avr_arch): Add.
16393 (avr_mcu_types): Use avr_arch enumeration constants instead of
16395 * config/avr/avr.h (LINK_SPEC): Simplify.
16397 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16399 * config/m68k/m68k.c (m68k_libcall_value,
16400 m68k_function_value): Use macros for register names more.
16402 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
16404 (M68K_REGNAME): Use A6_REG.
16405 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
16407 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16409 PR middle-end/28071
16410 * sched-int.h (struct deps): Split field 'pending_lists_length' into
16411 'pending_read_list_length' and 'pending_write_list_length'. Update
16413 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
16414 to handle two length counters instead of one. Update all uses.
16415 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
16416 two length counters instead of one.
16417 * sched-rgn.c (propagate_deps): Update to handle two length counters
16420 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
16423 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
16424 copy of source, pass it to ix86_expand_vector_set and return
16427 2007-04-16 David Ung <davidu@mips.com>
16428 Joseph Myers <joseph@codesourcery.com>
16430 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
16431 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
16432 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
16433 Add 74K processor information.
16434 * config/mips/mips.md: Include 74k.md.
16435 (cpu): Add 74kc,74kf,74kx.
16436 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
16437 * config/mips/74k.md: New.
16438 * doc/invoke.texi (MIPS Options): Document 74K support.
16440 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
16442 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
16443 vectorizable_* functions.
16444 * tree-vect-transform.c (vectorizable_call): Add check for
16445 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
16446 (vectorizable_store): likewise.
16447 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
16449 (vectorizable_operation, vectorizable_type_demotion): Likewise.
16450 (vectorizable_type_promotion, vectorizable_load): Likewise.
16451 (vectorizable_live_operation, vectorizable_condition): Likewise.
16452 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
16454 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
16456 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16458 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
16459 register numbers more.
16460 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
16461 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
16462 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
16463 FUNCTION_VALUE_REGNO_P): Likewise.
16464 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
16465 STATIC_CHAIN_REGNUM): Likewise.
16466 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
16467 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
16468 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
16469 * config/m68k/m68k.md (FP_REG): New.
16471 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16473 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
16476 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16478 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
16479 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
16482 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16484 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
16487 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16490 * c-decl.c (finish_decl): Grab the type of the decl after the call
16491 to store_init_value.
16493 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
16495 * common.opt (fforward-propagate): Fix "Optimization" annotation.
16497 2007-04-14 Jakub Jelinek <jakub@redhat.com>
16500 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
16501 dominators, post dominators and cleanup cfg before returning.
16503 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
16505 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
16506 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
16508 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
16510 * config.gcc: Recognize fido.
16511 * config/m68k/m68k-devices.def (fidoa): New.
16512 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
16514 (FL_FIDOA, TARGET_FIDOA): New.
16515 * config/m68k/m68k.opt (mfidoa): New.
16517 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16519 PR middle-end/31322
16520 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
16521 when a personality function is used.
16523 2007-04-13 Bob Wilson <bob.wilson@acm.org>
16525 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
16527 2007-04-13 Mike Stump <mrs@apple.com>
16529 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
16531 * config/darwin.opt (fapple-kext): Make C++ only.
16532 * config/darwin.c (darwin_override_options): Remove code to ensure
16533 -fapple-kext is given for C++ only.
16535 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16537 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16538 * config/mips/mips.c (override_options): Call
16539 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16541 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16543 * config/i386/i386.opt (msvr3-shlib): Removed.
16545 * doc/invoke.texi: Remove -msvr3-shlib.
16547 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16549 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16550 with "popcnt" instruction.
16552 2007-04-13 Richard Guenther <rguenther@suse.de>
16554 PR tree-optimization/21258
16555 * tree-vrp.c (compare_case_labels): New helper.
16556 (find_switch_asserts): New function.
16557 (find_assert_locations): Call it for SWITCH_EXPRs.
16559 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16561 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16562 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16563 check is now implied in X87_FLOAT_MODE_P.
16564 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16565 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16566 (fix_trunc<mode>_i386_fisttp): Ditto.
16567 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16568 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16569 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16570 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16571 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16572 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16573 (unnamed_splitters): Ditto.
16574 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16575 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16576 FIRST_SSE_REG for local functions when SSE math is enabled or
16577 for functions with sseregparm attribute.
16578 (standard_80387_constant_p): Return -1 if mode is not
16580 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16581 (ix86_expand_compare): Ditto.
16582 (ix86_expand_carry_flag_compare): Ditto.
16583 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16584 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16585 DECIMAL_FLOAT_MODE_P.
16586 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16587 of SCALAR_FLOAT_MODE_P.
16588 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16589 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16590 checks before FLOAT_MODE_P.
16591 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16592 before FLOAT_MODE_P.
16597 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16599 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16600 Charles Wilson <libtool@cwilson.fastmail.fm>
16602 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16603 (libgcc.mvars): Don't depend on them.
16604 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16605 * exec-tool.in: New.
16607 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16609 * doc/invoke.text (--help): Document --help=common.
16611 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16613 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16615 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16617 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16618 * genemit.c (main): Emit #include "integrate.h".
16619 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16620 (LOADGP_RTP): New mips_loadgp_style.
16621 * config/mips/mips.h: Include config/vxworks-dummy.h.
16622 (TARGET_RTP_PIC): New macro.
16623 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16624 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16625 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16626 for TARGET_RTP_PIC.
16627 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16628 -mvxworks-pic when using -mrtp and a PIC option.
16629 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16631 (mips_symbolic_constant_p, mips_symbolic_address_p)
16632 (mips_symbol_insns): Handle SYMBOL_HALF.
16633 (override_options): Warn about -G and -mrtp being used together.
16634 Initialize mips_lo_relocs[SYMBOL_HALF].
16635 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16636 (mips_emit_loadgp): Handle LOADGP_RTP.
16637 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16638 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16639 (tablejump): Handle function-relative case table entries if
16641 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16643 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16645 * config/mips/mips.md (load_call<mode>): Allow any general register.
16647 (sibcall_value_internal, sibcall_value_multiple_internal)
16648 (call_value_internal, call_value_split, call_value_multiple_internal)
16649 (call_value_multiple_split): Remove constraints from operand 0.
16651 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16653 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16654 rather than loadgp_noshared.
16655 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16656 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16658 * config/mips/mips.md (loadgp): Rename to...
16659 (loadgp_newabi): ...this.
16660 (loadgp_noshared): Rename to...
16661 (loadgp_absolute): ...this.
16663 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16665 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16666 false for locally-binding symbols.
16667 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16669 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16671 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16672 (SYMBOL_GOT_PAGE_OFST): ...this.
16673 (SYMBOL_GOT_GLOBAL): Rename to...
16674 (SYMBOL_GOT_DISP): ...this.
16675 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16676 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16677 * config/mips/mips.c (mips_global_symbol_p): New function.
16678 (mips_symbol_binds_local_p): Likewise.
16679 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16680 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16681 mips_global_symbol_p and mips_symbol_binds_local_p.
16682 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16683 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16684 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16685 SYMBOL_GOTOFF_DISP.
16686 (mips_ok_for_lazy_binding_p): New function.
16687 (mips_load_call_address, mips_expand_call): Use it.
16688 (mips_dangerous_for_la25_p): Likewise.
16689 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16690 (*got_disp<mode>): Use got_disp_operand instead of
16691 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16692 SYMBOL_GOTOFF_GLOBAL.
16693 (*got_page<mode>): Use got_page_ofst_operand instead of
16695 * config/mips/predicates.md (const_call_insn_operand): Use
16696 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16697 (global_got_operand): Rename to...
16698 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16700 (local_got_operand): Rename to...
16701 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16702 of SYMBOL_GOT_LOCAL.
16704 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16706 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16707 TARGET_CALL_CLOBBERED_GP.
16708 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16709 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16710 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16711 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16712 of TARGET_ABICALLS && !TARGET_NEWABI.
16713 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16714 * config/mips/mips.c (mips_load_call_address): Check
16715 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16716 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16717 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16718 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16719 TARGET_ABICALLS && TARGET_NEWABI.
16720 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16722 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16723 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16724 TARGET_ABICALLS && TARGET_NEWABI.
16725 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16726 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16727 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16728 whether indirect calls must use $25.
16729 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16731 * config/mips/mips.md (jal_macro): Check flag_pic and
16732 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16733 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16734 instead of TARGET_ABICALLS.
16735 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16736 TARGET_ABICALLS && TARGET_OLDABI.
16737 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16738 (sibcall): In the comment above the define_insn, mention
16739 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16740 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16741 instead of TARGET_ABICALLS.
16743 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16745 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16746 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16747 (MACFLAGS_MATCH_P): New macro.
16748 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16749 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16750 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16751 the other MACFLAG constants.
16752 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16753 (flag_machi): Tighten constraints. Renumber some of the operands.
16754 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16756 (flag_machi_parts_acconly): New pattern.
16757 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16759 (flag_macinit1hi): Tighten constraints.
16760 (flag_mul_macv2hi_parts_acconly): New pattern.
16762 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16763 Use a more efficient implementation.
16764 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16765 inline sequences when not optimizing for size.
16767 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16768 movhi_high2low): Delete, merge functionality into...
16769 (packv2hi): ... this pattern.
16771 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16772 * config/bfin/bfin.opt (msim): New option.
16773 (mcpu=): New option.
16774 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16775 (bfin_cpu_t): Typedef of enum bfin_cpu.
16776 (bfin_cpu_type): New declaration.
16777 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16778 -msim and -mcpu= options.
16779 (LIB_SPEC): Likewise.
16780 * config/bfin/bfin.c (bfin_cpu_type): Define.
16781 (bfin_handle_option): Handle -mcpu= option.
16782 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16783 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16784 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16786 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16788 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16789 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16790 (powerpc-wrs-vxworksae): Use ${tm_file}.
16791 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16792 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16793 * config/i386/vx-common.h: New file.
16795 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16797 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16800 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16802 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16805 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16809 * c-common.c (c_build_qualified_type): Set canonical type
16812 2007-04-12 Richard Guenther <rguenther@suse.de>
16814 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16815 lower bound and element size if lower bound is not zero
16816 or either of the ARRAY_REF operands is set.
16818 2007-04-12 Richard Guenther <rguenther@suse.de>
16820 PR tree-optimization/24689
16821 PR tree-optimization/31307
16822 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16824 * gimplify.c (canonicalize_addr_expr): To be consistent with
16825 gimplify_compound_lval only set operands two and three of
16826 ARRAY_REFs if they are not gimple_min_invariant. This makes
16827 it never at this place.
16828 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16830 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16832 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16833 null before emitting a .nsubspa directive.
16835 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16837 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16838 need_to_partition_p if there are no memory statements in the
16841 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16843 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16844 (gcd_of_steps_may_divide_p): New function.
16845 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16847 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16849 * reload.c (find_reloads_toplev, find_reloads_address,
16850 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16851 not a pointer equality test, to decide if we need to call
16852 push_reg_equiv_alt_mem.
16854 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16856 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16857 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16859 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16861 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16863 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16864 vector to be positive.
16866 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16870 * doc/invoke.texi: Document --params max-aliased-vops and
16872 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16873 debug_memory_partitions): Move to tree-flow.h
16874 * params.h (AVG_ALIASED_VOPS): Define.
16875 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16877 (mp_info_t): Likewise.
16878 (get_mem_sym_stats_for): New.
16879 (set_memory_partition): Move from tree-flow-inline.h.
16880 (mark_non_addressable): Only clear the set of symbols for the
16881 partition if it exists.
16882 (dump_memory_partitions): Move from tree-ssa-operands.c
16883 (debug_memory_partitions): Likewise.
16884 (need_to_partition_p): New.
16885 (dump_mem_ref_stats): New.
16886 (debug_mem_ref_stats): New.
16887 (dump_mem_sym_stats): New.
16888 (debug_mem_sym_stats): New.
16889 (update_mem_sym_stats_from_stmt): New.
16890 (compare_mp_info_entries): New.
16891 (mp_info_cmp): Call it.
16892 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16894 (get_mpt_for): Move from tree-ssa-operands.c.
16895 (find_partition_for): New.
16896 (create_partition_for): Remove.
16897 (estimate_vop_reduction): New.
16898 (update_reference_counts): New.
16899 (build_mp_info): New.
16900 (compute_memory_partitions): Refactor.
16901 Document new heuristic.
16902 Call build_mp_info, update_reference_counts,
16903 find_partition_for and estimate_vop_reduction.
16904 (compute_may_aliases): Populate virtual operands before
16905 calling debugging dumps.
16906 (delete_mem_sym_stats): New.
16907 (delete_mem_ref_stats): New.
16908 (init_mem_ref_stats): New.
16909 (init_alias_info): Call it.
16910 (maybe_create_global_var): Remove alias_info argument.
16911 Get number of call sites and number of pure/const call sites
16912 from gimple_mem_ref_stats().
16913 (dump_alias_info): Call dump_memory_partitions first.
16914 (dump_points_to_info_for): Show how many times a pointer has
16916 * opts.c (decode_options): For -O2 set --param
16917 max-aliased-vops to 500.
16918 For -O3 set --param max-aliased-vops to 1000 and --param
16919 avg-aliased-vops to 3.
16920 * fortran/options.c (gfc_init_options): Remove assignment to
16922 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16923 * tree-dfa.c (dump_variable): Dump memory reference
16925 Dump NO_ALIAS* settings.
16926 (referenced_var_lookup): Tidy.
16927 (mem_sym_stats): New.
16928 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16929 and ORIG are different SSA names for a memory partition.
16930 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16931 * tree-flow.h (struct mem_sym_stats_d): Define.
16932 (mem_sym_stats_t): Define.
16933 (struct mem_ref_stats_d): Define.
16934 (struct gimple_df): Add field mem_ref_stats.
16935 (enum noalias_state): Define.
16936 (struct var_ann_d): Add bitfield noalias_state.
16937 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16938 debug_mem_ref_stats, debug_memory_partitions,
16939 debug_mem_sym_stats): Declare.
16940 * tree-ssa-structalias.c (update_alias_info): Update call
16941 sites, pure/const call sites and asm sites in structure
16942 returned by gimple_mem_ref_stats.
16943 Remove local variable IS_POTENTIAL_DEREF.
16944 Increase NUM_DEREFS if the memory expression is a potential
16946 Call update_mem_sym_stats_from_stmt.
16947 If the memory references memory, call
16948 update_mem_sym_stats_from_stmt for all the direct memory
16949 symbol references found.
16950 (intra_create_variable_infos): Set noalias_state field for
16951 pointer arguments according to the value of
16952 flag_argument_noalias.
16953 * tree-ssa-structalias.h (struct alias_info): Remove fields
16954 num_calls_found and num_pure_const_calls_found.
16955 (update_mem_sym_stats_from_stmt): Declare.
16956 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16957 Set default value to 100.
16958 (PARAM_AVG_ALIASED_VOPS): Define.
16960 2007-04-11 Richard Guenther <rguenther@suse.de>
16962 PR middle-end/31530
16963 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16964 a * -b + c as c - a * b if we honor sign dependent rounding.
16966 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16968 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16969 bfin_expand_strmov.
16970 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16971 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16973 (initialize_trampoline): Don't use old-style function definition.
16974 (bfin_secondary_reload): Mark IN_P argument as unused.
16976 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16978 PR tree-optimization/31343
16979 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16980 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16981 * testsuite/gcc.dg/vect/pr31343.c: New.
16983 2007-04-10 Eric Christopher <echristo@apple.com>
16985 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16986 * config/i386/i386.md (*cmpfp0): Use.
16987 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16988 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16989 (fix_trunc<mode>_i386_fisttp): Ditto.
16990 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16991 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16992 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16993 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16994 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16995 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16996 (unnamed_splitters): Ditto.
16997 * config/i386/i386.c (output_fix_trunc): Assert that
16998 we're not being passed a TFmode operand.
17000 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
17002 PR tree-optimization/31526
17003 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
17004 n_basic_blocks to find newly added blocks.
17006 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
17008 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
17010 (fix_trunc<mode>si_sse): Ditto.
17011 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
17012 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
17013 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
17014 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
17015 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
17016 expander using SSEMODEF mode macro.
17017 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
17018 expander using SSEMODEF mode macro.
17019 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
17020 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
17021 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
17022 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
17023 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
17024 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
17025 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
17026 Macroize insn using X87MODEF mode macro.
17028 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
17030 * config/i386/sse.md (sse2_pinsrw): Removed.
17031 (sse2_pextrw): Renamed to ...
17032 (*sse2_pextrw): This.
17034 2007-04-09 Jan Hubicka <jh@suse.cz>
17037 * config/i386/sse.md
17038 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
17039 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
17040 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
17041 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
17043 2007-04-09 Jan Hubicka <jh@suse.cz>
17045 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
17046 multiple fields of union.
17048 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
17050 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
17051 (create_preheaders): Check that loops are available.
17052 (fix_loop_structure): Clean up, improve comments.
17053 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
17054 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
17056 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
17057 * predict.c (tree_estimate_probability): Do not call
17058 calculate_dominance_info. Call create_preheaders.
17059 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
17060 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
17062 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
17063 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
17064 * tree-cfg.c (tree_split_edge): Make an assert more precise.
17065 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
17068 2007-04-08 Jan Hubicka <jh@suse.cz>
17070 * tree.h (maybe_fold_offset_to_component_ref): Declare.
17071 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
17072 * fold-const.c (fold_unary): Use it.
17074 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17076 * varasm.c (assemble_variable): Remove call to
17077 lang_hooks.decls.prepare_assemble_variable.
17078 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
17079 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
17080 * langhooks.h (lang_hooks_for_decls): Remove
17081 prepare_assemble_variable.
17083 2007-04-08 Mike Stump <mrs@apple.com>
17085 * config/i386/i386.c: Use inc/dec on Core2.
17087 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
17089 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
17090 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17091 lhd_tree_inlining_end_inlining): Remove.
17092 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
17093 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
17094 end_inlining hooks.
17095 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
17096 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17097 lhd_tree_inlining_end_inlining): Remove prototypes.
17098 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
17099 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17100 LANG_HOOKS_TREE_INLINING_START_INLINING,
17101 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
17103 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
17106 2007-04-08 Anatoly Sokolov <aesok@post.ru>
17109 * config/avr/predicates.md (io_address_operand): Delete predicate.
17110 (low_io_address_operand): Don't use 'mode' argument.
17111 (higth_io_address_operand): Rename ...
17112 (high_io_address_operand): ... to this. Don't use 'mode' argument.
17113 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
17116 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
17118 Revert change removing staticp.
17120 2007-04-07 Anatoly Sokolov <aesok@post.ru>
17123 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
17126 2007-04-07 Bruce Korb <bkorb@gnu.org>
17128 * c.opt: Add -Wformat-contains-nul.
17129 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
17131 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
17132 the NUL byte warning.
17134 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
17136 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
17138 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17140 * tree.c (staticp): No longer use staticp langhook.
17141 * langhooks.c (lhd_staticp): Removed.
17142 * langhooks.h (struct lang_hooks): Remove staticp.
17143 * c-common.c (c_staticp): Remove.
17144 * c-common.h (c_staticp): Ditto.
17145 * langhooks-defs.h (lhd_staticp): Ditto.
17146 (LHD_HOOKS_STATICP): Ditto
17147 * tree.h (gcc_assert_lowered): New macro.
17149 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
17151 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
17152 argument "reliable".
17153 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
17154 Add argument "reliable". Propagate it through calls.
17155 (infer_loop_bounds_from_undefined): Derive number of iterations
17156 estimates from references in blocks that do not dominate loop latch.
17157 (gcov_type_to_double_int): New function.
17158 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
17159 and expected_loop_iterations_unbounded.
17160 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
17161 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
17162 * tree-data-ref.c (estimated_loop_iterations): Export.
17163 (get_references_in_stmt): Fix -- do not return addresses of local
17165 * cfgloop.h (expected_loop_iterations_unbounded,
17166 estimated_loop_iterations): Declare.
17168 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17170 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17172 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17174 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
17175 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
17176 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
17177 Use output_387_reg_move().
17178 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
17179 expander using X87MODEF12 mode macro.
17180 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
17181 choosing register preferences. Use output_387_reg_move().
17182 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
17183 instead of "x". Use output_387_reg_move().
17184 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
17185 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
17186 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
17187 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
17188 Use output_387_reg_move().
17189 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
17191 (*truncxf?f_i387 splitter): Ditto.
17193 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17195 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
17196 LANG_HOOKS_SAFE_FROM_P.
17197 * expr.c (safe_from_p): Remove langhook call.
17198 * langhooks.h (lang_hooks): Remove safe_from_p.
17199 (lhd_safe_from_p): Remove prototype.
17200 * langhooks.c (lhd_safe_from_p): Remove.
17202 2007-04-06 Jan Hubicka <jh@suse.cz>
17204 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
17207 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17209 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
17210 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
17211 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
17212 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
17214 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
17215 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
17217 2007-04-05 Richard Henderson <rth@redhat.com>
17219 * config/alpha/alpha.c (print_operand) [+]: Remove.
17220 (alpha_end_function): Print nop if call at end of function.
17221 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
17222 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
17223 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
17224 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
17225 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
17226 the call pattern. Update peepholes to match.
17228 2007-04-05 Janis Johnson <janis187@us.ibm.com>
17230 * doc/extend.texi (Other Builtins): Add decimal float variants
17232 * builtins.def: Ditto.
17233 * builtins.c (expand_builtin): Ditto.
17235 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
17236 H.J. Lu <hongjiu.lu@intel.com>
17239 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
17240 of V8HImode when calling ix86_binary_operator_ok.
17241 (sse2_pmaddwd): Call ix86_binary_operator_ok.
17242 (sdot_prodv8hi): Operands 1 and 2 must be register.
17244 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17246 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17247 initialize align to silence bogus warning.
17249 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17251 PR middle-end/22156
17252 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17254 (struct sra_walk_fns): Remove use_all parameter from use.
17255 (sra_hash_tree): Handle BIT_FIELD_REFs.
17256 (sra_elt_hash): Don't hash bitfld blocks.
17257 (sra_elt_eq): Skip them in parent compares as well. Handle
17259 (sra_walk_expr): Don't maintain or pass down use_all_p.
17260 (scan_use): Remove use_all parameter.
17261 (scalarize_use): Likewise. Re-expand assignment to
17262 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17263 output, and re-scalarize after output. Don't mark anything
17265 (scalarize_ldst): Adjust.
17266 (scalarize_walk_gimple_modify_statement): Likewise.
17267 (build_element_name_1): Handle BIT_FIELD_REFs.
17268 (instantiate_element): Don't warn for any element whose parent
17269 is used as a whole.
17270 (instantiate_missing_elements_1): Return the sra_elt.
17271 (canon_type_for_field): New.
17272 (try_instantiate_multiple_fields): New.
17273 (instantiate_missing_elemnts): Use them.
17274 (mark_no_warning): Removed.
17275 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17276 (REPLDUP, sra_build_elt_assignment): New.
17277 (generate_copy_inout): Use them.
17278 (generate_element_copy): Likewise. Handle bitfld differences.
17279 (generate_element_zero): Don't recurse for blocks. Use
17280 sra_build_elt_assignment.
17281 (generate_one_element_int): Take elt instead of var. Use
17282 sra_build_elt_assignment.
17283 (generate_element_init_1): Adjust.
17284 (scalarize_use, scalarize_copy): Use REPLDUP.
17285 (scalarize_ldst): Move assert before dereference.
17286 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17288 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
17290 * regmove.c: Fix unused variable warnings due to previous commit.
17292 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
17294 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
17295 (regmove_bb_head): Remove.
17296 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
17297 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
17298 problems with fixup_match_1.
17299 Don't initialize/free regmove_bb_head.
17301 (reg_is_remote_constant_p): If an insn is in the same basic block
17302 but not before INSN, consider it remote, too.
17304 2007-04-05 Anatoly Sokolov <aesok@post.ru>
17307 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
17308 DECL_ASSEMBLER_NAME, not the DECL_NAME.
17310 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
17312 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
17313 (CONDITIONAL_REGISTER_USAGE): Likewise.
17315 2007-04-04 Richard Henderson <rth@redhat.com>
17317 * config/alpha/lib1funcs.asm: Remove unused file.
17319 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17322 * opts.c (print_specific_help): Fix --help=<language>
17324 (common_handle_option): Support --help=common.
17326 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17329 * gcc.c (main): Do not run the linker if
17330 print_subprocess_help indicates that it shouldn't be
17333 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17336 * doc/invoke.texi (--help=): Document <languages> value, fix
17337 formatting in tables of values.
17339 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
17341 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
17342 dllimport attribute of virtual methods.
17344 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
17346 * config/score/crti.asm: Change _bss_start to __bss_start.
17347 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
17348 (OUTGOING_REG_PARM_STACK_SPACE) update.
17349 * config/score/score.opt: add options to make backend support
17350 score5, score5u, score7 and score7d.
17351 * config/score/score.md: Likewise.
17352 * config/score/misc.md: Likewise.
17353 * config/score/mac.md: Likewise.
17354 * doc/invoke.texi: Likewise.
17355 * doc/md.texi: update constraints define.
17357 2007-04-03 Richard Henderson <rth@redhat.com>
17359 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
17360 an appropriate type, use the mode instead.
17362 2007-04-03 Richard Sandiford <richard@codesourcery.com>
17364 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
17365 Set the default --with-arch setting to mips2.
17366 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
17367 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
17368 (MULTILIB_OSDIRNAMES): Delete.
17369 (MULTILIB_DIRNAMES): Define.
17370 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
17371 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
17372 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
17373 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
17374 VXWORKS_OS_CPP_BUILTINS.
17375 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
17376 (MIPS_DEBUGGING_INFO): Undefine.
17377 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
17379 2007-04-03 Jakub Jelinek <jakub@redhat.com>
17381 PR middle-end/30704
17382 * fold-const.c (native_encode_real): Encode real.c provided longs
17383 as a series of 32-bit native integers.
17384 (native_interpret_real): Interpret buffer as a series of 32-bit
17387 2007-04-03 Richard Guenther <rguenther@suse.de>
17389 * genpreds.c (write_insn_constraint_len): Write function
17390 optimized for CONSTRAINT_LEN implementation.
17391 (write_tm_preds_h): Output insn_constraint_len inline and
17392 use it for CONSTRAINT_LEN.
17393 (write_insn_preds_c): Don't output insn_constraint_len.
17394 * doc/md.texi (define_register_constraint): Document multi-letter
17395 constraints shall have the same length if they start with the same
17398 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17401 * config/i386/i386.md (isinf<mode>2): Expand only when
17402 TARGET_C99_FUNCTIONS is set.
17404 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17406 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
17407 (x86_64-*-linux*): Ditto.
17408 * config/i386/i386.opt (mpc): New option.
17409 * config/i386/i386.c (overrride_options): Handle
17410 ix87_precision_string.
17411 * config/i386/crtprec.c: New file.
17412 * config/i386/t-crtpc: Ditto.
17413 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
17414 and -mpc80 options.
17415 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
17416 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
17417 crtprec32.o, crtprec64.o and crtprec80.o.
17419 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
17420 and -mpc80 options.
17421 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
17423 2007-04-02 Eric Christopher <echristo@apple.com>
17425 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
17426 limitations on darwin.
17428 2007-04-02 Anatoly Sokolov <aesok@post.ru>
17431 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
17433 2007-04-02 Dave Korn <dave.korn@artimi.com>
17435 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
17437 2007-04-02 Dave Korn <dave.korn@artimi.com>
17439 * libgcc2.h (exception_descriptor): Don't forward-declare.
17440 (__get_eh_table_language, __get_eh_table_version): Delete
17441 prototypes of long-dead functions.
17443 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
17445 * ebitmap.h: New file
17446 * ebitmap.c: New file
17447 * Makefile.in (ebitmap.o): New target.
17449 2007-04-01 Jan Hubicka <jh@suse.cz>
17451 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
17452 before very first instruction.
17454 2007-04-01 Jan Hubicka <jh@suse.cz>
17456 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
17457 waring on 64bit hosts.
17458 * bitmap.h: Fix typo in bitmap_head_def.
17460 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
17462 PR rtl-optimization/31391
17463 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
17464 into a DELETED_LABEL note, and the label is in an empty basic
17465 block, update BB_END as well as BB_HEAD.
17467 2007-04-01 Richard Henderson <rth@redhat.com>
17469 PR tree-optimization/31169
17470 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
17471 to varying if the range is outside [0, prec-1].
17473 2007-04-01 Richard Sandiford <richard@codesourcery.com>
17476 * config/mips/mips.md (load_const_gp): New insn.
17477 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
17478 the MIPS16 GP pseudo register if no_new_pseudos.
17479 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
17481 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17484 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
17486 (call_value): Likewise.
17488 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
17489 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17492 * doc/invoke.texi: (optimization options): Reword description
17493 of -ffast-math. Document its primary purpose.
17495 2007-03-31 Richard Guenther <rguenther@suse.de>
17497 * omp-low.c (splay-tree.h): Include.
17498 (lookup_decl): Replace splay-tree usage by pointer-map.
17499 (maybe_lookup_decl): Likewise.
17500 (new_omp_context): Likewise.
17501 (delete_omp_context): Likewise.
17502 * gimplify.c (splay-tree.h): Include.
17503 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
17505 (remap_ssa_name): Likewise.
17506 (remap_decl): Likewise.
17507 (remap_type_1): Likewise.
17508 (remap_type): Likewise.
17509 (copy_body_r): Likewise.
17510 (expand_call_inline): Likewise.
17511 (clone_body): Likewise.
17512 (copy_tree_r): Likewise.
17513 (remap_save_expr): Likewise.
17514 (unsave_r): Likewise.
17515 (unsave_expr_now): Likewise.
17516 (tree_function_versioning): Likewise.
17517 (build_duplicate_type): Likewise.
17518 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
17519 (struct copy_body_data): Replace splay-tree by pointer-map.
17520 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
17521 not $(SPLAY_TREE_H).
17522 (gimplify.o): Depend on $(SPLAY_TREE_H).
17523 (omp-low.p): Likewise.
17525 2007-03-31 Anatoly Sokolov <aesok@post.ru>
17527 * config/avr/predicates.md (even_register_operand,
17528 odd_register_operand): New predicates.
17529 * config/avr/avr.md (movw peephole2): New.
17530 (movw_r peephole2): New.
17532 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17534 * tree.h (get_signed_or_unsigned_type): New.
17535 * fold-const.c (operand_equal_for_comparison_p): Use
17536 get_signed_or_unsigned_type instead of
17537 lang_hooks.types.signed_or_unsigned_type.
17538 * expr.c (store_expr): Ditto.
17539 * langhooks.c (get_signed_or_unsigned_type): New.
17540 (lhd_signed_or_unsigned_type): New.
17541 * langhooks.h (lhd_signed_or_unsigned_type): New.
17542 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17544 2007-03-30 Richard Henderson <rth@redhat.com>
17546 * tree-ssa-loop-ivopts.c: Include target.h.
17547 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17548 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17549 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17550 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17552 2007-03-30 Richard Henderson <rth@redhat.com>
17553 Kai Tietz <kai.tietz@onevision.com>
17555 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17556 default for 64-bit.
17557 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17558 (TARGET_64BIT_MS_ABI): New.
17559 (DBX_REGISTER_NUMBER): Handle 64-bit.
17560 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17561 (LONG_TYPE_SIZE): Force to 32.
17562 (REG_PARM_STACK_SPACE): New.
17563 (OUTGOING_REG_PARM_STACK_SPACE): New.
17564 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17565 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17566 (STACK_BOUNDARY): Use 128 for 64-bit.
17567 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17568 Add 64-bit implementation.
17569 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17571 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17572 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17573 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17574 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17575 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17576 TARGET_64BIT_MS_ABI.
17577 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17578 (ix86_pass_by_reference): Likewise.
17579 (ix86_function_value_regno_p): Likewise.
17580 (ix86_build_builtin_va_list): Likewise.
17581 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17582 (function_arg_advance_ms_64): New.
17583 (function_arg_advance): Call it.
17584 (function_arg_ms_64): New.
17585 (function_arg): Call it.
17586 (function_value_ms_64): New.
17587 (ix86_function_value_1): Call it.
17588 (return_in_memory_ms_64): New.
17589 (ix86_return_in_memory): Call it.
17590 (setup_incoming_varargs_ms_64): New.
17591 (ix86_setup_incoming_varargs): Call it.
17592 (ix86_expand_prologue): Handle 64-bit stack probing.
17593 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17594 (output_pic_addr_const): Likewise.
17595 (x86_this_parameter): Likewise.
17596 (x86_output_mi_thunk): Likewise.
17597 (x86_function_profiler): Likewise.
17598 (TARGET_STRICT_ARGUMENT_NAMING): New.
17599 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17600 (TARGET_64BIT_MS_ABI): New.
17601 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17602 * config/i386/i386.md (allocate_stack_worker): Remove.
17603 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17604 describe the clobber of eax without a match_scratch.
17605 (allocate_stack_worker_postreload): Remove.
17606 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17607 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17608 (allocate_stack_worker_rex64_postreload): Remove.
17609 (allocate_stack): Handle 64-bit.
17610 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17611 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17612 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17613 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17614 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17615 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17616 * config.build (x86_64-*-mingw*): New host.
17617 * config.host (x86_64-*-mingw*): New host.
17618 * config.gcc (x86_64-*-mingw*): New target.
17619 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17621 2007-03-30 Richard Henderson <rth@redhat.com>
17622 Kai Tietz <kai.tietz@onevision.com>
17624 * c-pragma.c (struct def_pragma_macro_value): New.
17625 (struct def_pragma_macro): New.
17626 (pushed_macro_table): New.
17627 (dpm_hash, dpm_eq): New.
17628 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17629 (init_pragma): Install them.
17630 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17632 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17634 * config/avr/avr.c (avr_override_options): Clear
17635 'flag_delete_null_pointer_checks'.
17637 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17640 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17641 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17642 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17643 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17644 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17645 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17646 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17648 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17650 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17652 * regmove.c: Move all of pass_stack_adjustments from here...
17653 * combine-stack-adj.c: ...to this new file.
17654 * Makefile.in: Add rules for combine-stack-adj.o.
17656 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17658 PR tree-optimization/31383
17659 * tree-data-ref.c (affine_function_equal_p): Do not require the
17660 vectors to have the same length.
17662 2007-03-30 Jan Hubicka <jh@suse.cz>
17664 PR middle-end/30700
17665 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17666 availablility; add more sanity checking; ask varpool only about
17669 2007-03-29 Richard Henderson <rth@redhat.com>
17671 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17672 to decide, but __SIZEOF_LONG_LONG__.
17674 2007-03-29 Richard Henderson <rth@redhat.com>
17676 * emutls.c (struct __emutls_array): New.
17677 (emutls_destroy): Use it instead of casting element 0 from void*.
17678 (__emutls_get_address): Likewise.
17680 2007-03-29 Richard Henderson <rth@redhat.com>
17682 * varasm.c (initializer_constant_valid_p): Don't deny
17683 DECL_DLLIMPORT_P on functions.
17685 * config/i386/cygming.h: Remove function declarations.
17686 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17687 (ASM_OUTPUT_LABELREF): Remove.
17688 (COMMON_ASM_OP): Remove.
17689 (ASM_OUTPUT_COMMON): Remove.
17690 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17691 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17692 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17693 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17694 Rename from TARGET_ENCODE_SECTION_INFO.
17695 * config/i386/netware.h: Likewise.
17696 * config/i386/i386-protos.h: Update.
17697 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17698 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17699 (legitimate_constant_p): Reject dllimports.
17700 (dllimport_map, get_dllimport_decl): New.
17701 (legitimize_dllimport_symbol): New.
17702 (legitimize_address, ix86_expand_move): Use it.
17703 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17704 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17705 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17706 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17707 * config/i386/predicates.md (constant_call_address_operand): Only
17708 accept symbols; reject dllimport_p symbols.
17709 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17710 i386_pe_maybe_record_exported_symbol.
17711 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17712 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17713 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17714 trust the setting of DECL_DLLIMPORT_P.
17715 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17716 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17717 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17718 tidy the argument scanning loop.
17719 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17720 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17721 (i386_pe_strip_name_encoding): Remove.
17722 (i386_pe_binds_local_p): New.
17723 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17724 (i386_pe_output_labelref): Remove.
17725 (i386_pe_asm_output_aligned_decl_common): New.
17726 (i386_pe_maybe_record_exported_symbol): Rename from
17727 i386_pe_record_exported_symbol; check for dllexported symbols.
17729 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17731 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17732 add comment explaining why vsnprintf cannot be used.
17734 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17736 PR tree-optimization/30666
17737 * tree.c (build_complex_type): When creating type names for DWARF2
17738 debug info, create TYPE_DECLs for TYPE_NAME instead of
17740 (build_common_tree_nodes_2): Use build_complex_type when building
17741 predefined complex types, to preserve canonical types.
17743 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17745 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17746 (noce_get_alt_condition): Look at it to determine whether to
17747 reverse the condition or not.
17748 (noce_get_condition): Substitute the truth for lies.
17749 (noce_find_if_block): Set the then_else_reversed field.
17751 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17753 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17754 destination of this insn.
17755 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17756 than calling gen_rtx_SET directly. Use r0 to hold the value of
17757 'address + 4' rather than a stack based temporary which can be
17758 mis-optimized away.
17760 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17762 * config/s390/s390.c (s390_secondary_input_reload_class,
17763 s390_secondary_output_reload_class): Functions removed.
17764 (s390_secondary_reload): New function.
17765 (TARGET_SECONDARY_RELOAD): Target macro defined.
17766 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17767 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17768 * config/s390/s390.md ("reload_outti", "reload_outdi",
17769 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17770 "reload_out<mode>"): Expanders removed.
17771 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17772 "reload<mode>_nonoffmem_out"): Expanders added.
17774 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17776 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17777 action if SRC->DEST replacement failed anyway.
17779 2007-03-28 Mike Stump <mrs@apple.com>
17781 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17782 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17783 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17785 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17787 * config.gcc: Accept barcelona as a variant of amdfam10.
17788 * config/i386/i386.c (override_options): Likewise.
17789 * doc/invoke.texi: Likewise.
17791 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17793 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17794 offsets for BIT_FIELD_REF and COMPONENT_REF.
17796 2007-03-28 Richard Guenther <rguenther@suse.de>
17798 * tree.c (is_global_var): Move ...
17799 * tree-flow-inline.h (is_global_var): ... here.
17800 * tree.h (is_global_var): Remove declaration.
17802 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17804 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17806 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17807 * config/i386/i386.c (ix86_tune_features): Initialize new
17809 * config/i386/predicates.md (promotable_binary_operator): Use
17810 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17812 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17815 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17817 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17819 * config/fr30/fr30.md (movsi_internal): Change destination
17820 constraint from m to V and add m to the end.
17822 2007-03-28 Christian Bruel <christian.bruel@st.com>
17824 * config/sh/sh.md (movsi_i): Fix type attribute.
17826 2007-03-28 Christian Bruel <christian.bruel@st.com>
17828 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17829 (movsf_ie): Likewise.
17831 2007-03-28 Christian Bruel <christian.bruel@st.com>
17833 * config.gcc: Add sh4-300 to multilib.
17834 * config/sh/t-mlib-sh4-300: New file.
17836 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17838 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17839 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17840 fix_trunc<mode>di2.
17841 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17842 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17843 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17844 "fixuns_trunctddi2"): Whitespace fix.
17846 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17848 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17849 the definition of struct sh_args.
17850 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17851 CALL_COOKIE_INT_REG_GET): Likewise.
17853 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17855 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17856 transformations are applied successfully.
17858 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17860 * tree.c (tree_contains_struct): Permit 512 tree codes.
17861 * tree.h (tree_contains_struct): Ditto.
17862 (MAX_TREE_CODES): Ditto.
17863 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17864 SPARE member to store remaining padding bits.
17866 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17868 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17871 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17873 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17874 * configure: Regenerate.
17876 * configure: Regenerate using the correct version of autoconf.
17878 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17880 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17882 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17883 regs to "__SP_L__" and "__SP_H__".
17885 2007-03-27 Richard Guenther <rguenther@suse.de>
17887 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17888 computations with it with a HOST_WIDE_INT variable.
17890 2007-03-26 Mike Stump <mrs@apple.com>
17892 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17893 objective-c-header, objective-c++-header and objc++-cpp-output
17895 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17897 2007-03-26 Richard Henderson <rth@redhat.com>
17900 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17901 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17902 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17903 IX86_BUILTIN_PSRLQ128): New.
17904 (ix86_init_mmx_sse_builtins): Add them.
17905 (ix86_expand_builtin): Expand them.
17906 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17907 operand 2 be TImode.
17908 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17909 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17910 _mm_srli_epi64): Mark __B const.
17911 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17912 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17913 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17914 new two-vector shift builtins.
17916 2007-03-26 Ian Lance Taylor <iant@google.com>
17918 PR tree-optimization/31345
17919 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17920 [+INF, +INF(OVF)] into VARYING.
17922 2007-03-26 Zack Weinberg <zackw@panix.com>
17924 * gengtype-parse.c: New file.
17925 * gengtype-yacc.y: Delete.
17926 * gengtype-lex.l: Don't include gengtype-yacc.h.
17927 Define YY_DECL and yyterminate appropriately for recursive
17928 descent parser. yylval is now a string out-parameter to yylex.
17929 (HWS, EOID): New shorthand.
17930 (IWORD): Add a couple more types.
17931 (yylex): Add a setup stanza. Remove the complex rules for
17932 detecting GTY'ed types and typedefs; replace with simple
17933 keyword detectors. Adjust everything for the changed
17934 definition of yylval. Ignore all pp-directives, not just #define.
17936 (parse_file): Rename yybegin; do not call yyparse.
17938 * gengtype.c (xasprintf): Export again.
17939 (this_file): New. Use everywhere __FILE__ was being used.
17940 (get_lang_bitmap): Special case types defined in gengtype.c.
17941 (do_typedef, new_structure): Suppress definition of certain types.
17942 (new_structure): Improve diagnostics of duplicate definitions.
17943 Make sure location_s is associated with input.h.
17944 (nreverse_pairs, define_location_structures): New functions.
17945 (main): Improve tagging of kludge types. Remove old kludges
17946 for input.h types; use define_location_structures.
17947 * gengtype.h: Update prototypes. Define token codes here.
17948 * Makefile.in: Remove all references to gengtype-yacc.
17949 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17951 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17952 add GTY((skip)) to the field that's only conditionally there.
17953 * doc/install.texi: Document that Bison is no longer required
17954 unless building treelang.
17956 * gengtype.c: Don't include gtyp-gen.h.
17957 (srcdir): Declare here.
17958 (base_files, lang_dir_names): Allocate dynamically.
17959 (gt_files, num_gt_files, num_lang_dirs): New globals.
17960 (measure_input_list, read_input_line, read_input_list)
17961 (set_lang_bitmap): New functions.
17962 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17963 simplify, relying on read_input_list to set up the bitmaps.
17964 (main): Arguments are no longer unused. Check for correct number
17965 of command line arguments, set srcdir and srcdir_len, then call
17966 read_input_list, before doing anything else. No need to worry
17967 about duplicates in main loop.
17968 * configure.ac: Simplify the calculation of all_gtfiles.
17969 Put language tags in there. Don't set or substitute
17970 all_gtfiles_files_langs or all_gtfiles_files_frags.
17971 * Makefile.in: Revamp the way gengtype is invoked, now that it
17972 takes a file on its command line with a much simpler format.
17973 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17974 (GTFILES): Remove duplicates and C source files.
17975 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17976 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17977 * configure: Regenerate.
17979 * gengtype.h: Remove all type definitions to gengtype.c; leave
17980 only definitions of options_p, type_p, and pair_p as opaque
17981 pointers. Update prototypes.
17982 * gengtype.c: Many type definitions moved here from gengtype.h.
17983 Consolidate type definitions at the top of the file.
17984 (xvasprintf): Delete.
17985 (xasprintf): Make static.
17986 (create_nested_pointer_option): Add 'next' parameter.
17987 (create_field_all, create_field_at): New functions.
17988 (create_field): Now a thin wrapper around create_field_all.
17989 (create_optional_field): Rename create_optional_field_ and add
17990 line argument. Original name is now a macro which supplies
17992 (oprintf): Use vsnprintf directly.
17993 (close_output_files): Use fatal rather than perror/exit.
17994 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17995 (main): Set progname. Don't use exit.
17996 * gengtype-yacc.y (struct_fields): Use create_field_at.
17997 (option, optionseqopt): Delete.
17998 (optionseq): Consolidate productions from option here so we
17999 can use the first argument to create_option.
18001 * gengtype-lex.l: Distinguish unions from structures in the
18002 token type. Don't call find_structure; return the tag as a string.
18003 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
18004 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
18005 string. Reorganize typedef_struct production accordingly.
18006 Use create_nested_ptr_option.
18007 * gengtype.c (create_nested_ptr_option): New function.
18008 * gengtype.h: Declare it.
18010 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
18011 (string_type): Don't declare.
18012 (do_scalar_typedef): Declare.
18013 (create_scalar_type): Update prototype.
18014 * gengtype.c (string_type): Make static.
18015 (scalar_nonchar, scalar_char): New.
18016 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
18017 (resolve_typedef): Use scalar_nonchar for error recovery.
18018 (create_scalar_type): Remove name_len field. Return scalar_char
18019 or scalar_nonchar as appropriate.
18020 (adjust_field_type): Look at scalar_is_char boolean to decide whether
18021 to use string_type.
18022 (throughout): Use scalar_nonchar instead of calling
18023 create_scalar_type, whenever possible.
18024 (main): Initialize scalar_char and scalar_nonchar before calling
18026 * gengtype-lex.l: Adjust for removal of second argument to
18027 create_scalar_type. Use yylval.s instead of yylval.t when
18029 * gengtype-yacc.y: Type of SCALAR is string. Call
18030 create_scalar_type from type:SCALAR rule. Adjust for removal of
18031 second argument to create_scalar_type.
18033 * vec.h: Remove all #if IN_GENGTYPE blocks.
18034 Add comment saying that changes may require adjustments to gengtype.
18035 * gengtype.c: Don't include coretypes.h or tm.h.
18036 Add comment to inclusion of errors.h.
18037 (note_def_vec, note_def_vec_alloc): New functions.
18038 * gengtype.h: Declare new functions.
18039 * gengtype-lex.l: Don't include coretypes.h.
18040 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
18042 (update_lineno): Remove unnecessary prototype.
18043 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
18044 (VEC rule): Just return VEC_TOKEN.
18045 * gengtype-yacc.y (VEC_TOKEN): New token type.
18046 (type): Add a production for VEC(a,b).
18047 * Makefile.in: Update dependencies.
18049 * gengtype-lex.l: Remove rules for parsing pointer-to-function
18050 typedefs that use the old PARAMS macro.
18052 * gengtype-lex.l: Remove all rules and states relating to yacc
18054 * gengtype-yacc.y: Similarly.
18055 * gengtype.c (note_yacc_type): Delete function.
18056 * gengtype.h: Update prototypes.
18058 2007-03-26 Joseph Myers <joseph@codesourcery.com>
18060 * tree-pretty-print.c (dump_generic_node): Report precision of
18061 unnamed integer types.
18063 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
18065 * ifcvt.c (noce_try_store_flag_constants): Don't check
18066 no_new_pseudos here.
18067 (noce_try_store_flag_constants): Don't check no_new_pseudos.
18068 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
18069 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
18070 noce_try_sign_mask): Likewise.
18071 (if_convert): Check no_new_pseudos here.
18073 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
18075 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
18076 (noce_get_condition): Handle new then_else_reversed argument.
18077 (noce_init_if_info): Remove, fold into noce_find_if_block.
18078 (noce_process_if_block): Take a struct noce_if_info as the
18079 argument. Don't set up one based on ce_if_info. Update pointer
18080 references accordingly.
18081 (cond_move_process_if_block): Likewise.
18082 (process_if_block): Removed.
18083 (find_if_block): Removed. Move functionality two new functions,
18084 noce_find_if_block and cond_exec_find_if_block.
18085 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
18086 blocks and the symmetric IF-ELSE-JOIN case.
18087 (cond_exec_find_if_block): Also new function mostly based on old
18088 find_if_block and process_if_block.
18089 (find_if_header): Replace find_if_block call with separately
18090 guarded calls to noce_find_if_block and cond_exec_find_if_block.
18091 (find_cond_trap): Update noce_get_condition call.
18092 (dead_or_predicable): Likewise.
18094 2007-03-26 Jakub Jelinek <jakub@redhat.com>
18096 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
18098 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
18099 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
18100 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
18101 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
18102 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
18103 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
18104 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
18105 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
18106 __builtin_ia32_psrad128 builtins.
18108 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
18110 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
18111 * config/i386/constraints.md
18112 (define_constraint "I"): Use IN_RANGE macro.
18113 (define_constraint "J"): Ditto.
18114 (define_constraint "K"): Ditto.
18115 (define_constraint "M"): Ditto.
18116 (define_constraint "N"): Ditto.
18117 (define_constraint "O"): Ditto.
18118 * config/i386/predicates.md
18119 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
18120 (define_predicate "const_0_to_3_operand"): Ditto.
18121 (define_predicate "const_0_to_7_operand"): Ditto.
18122 (define_predicate "const_0_to_15_operand"): Ditto.
18123 (define_predicate "const_0_to_63_operand"): Ditto.
18124 (define_predicate "const_0_to_255_operand"): Ditto.
18125 (define_predicate "const_1_to_31_operand"): Ditto.
18126 (define_predicate "const_2_to_3_operand"): Ditto.
18127 (define_predicate "const_4_to_7_operand"): Ditto.
18129 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18131 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
18132 in SImode for save_world.
18133 * config/rs6000/altivec.md (save_world, restore_world): Convert to
18136 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
18138 PR tree-optimization/30784
18139 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
18142 2007-03-25 Revital Eres <eres@il.ibm.com>
18144 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
18145 Fold movement_possibility function into it.
18147 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18149 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
18150 (load_macho_picbase_{si,di}): Convert to LR hard reg.
18151 (call_indirect_nonlocal_darwin64): Same.
18152 (call_nonlocal_darwin64): Same.
18153 (call_value_indirect_nonlocal_darwin64): Same.
18154 (call_value_nonlocal_darwin64): Same.
18155 (sibcall_nonlocal_darwin64): Same.
18156 (sibcall_value_nonlocal_darwin64): Same.
18157 (sibcall_symbolic_64): Same.
18158 (sibcall_value_symbolic_64): Same.
18159 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
18161 (rs6000_emit_load_toc_table): Same.
18162 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
18163 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
18165 (divss_call): Same.
18166 (divus_call): Same.
18167 (quoss_call): Same.
18168 (quous_call): Same.
18169 (load_toc_v4_pic_si): Same
18170 (load_toc_v4_PIC_1): Same.
18171 (load_toc_v4_PIC_1b): Same.
18172 (call_indirect_aix{32,64}): Same.
18173 (call_value_indirect_aix{32,64}): Same.
18175 (call_value): Same.
18176 (call_local{32,64}): Same.
18177 (call_value_local{32,64}): Same.
18178 (call_indirect_nonlocal_aix{32,64}): Same.
18179 (call_nonlocal_aix{32,64}): Same.
18180 (call_value_indirect_nonlocal_aix{32,64}): Same.
18181 (call_value_nonlocal_aix{32,64}): Same.
18182 (call_indirect_nonlocal_sysv<mode>): Same.
18183 (call_nonlocal_sysv<mode>): Same.
18184 (call_value_indirect_nonlocal_sysv<mode>): Same.
18185 (call_value_nonlocal_sysv<mode>): Same.
18187 (sibcall_local{32,64}): Same.
18188 (sibcall_value_local{32,64}): Same.
18189 (sibcall_nonlocal_aix{32,64}): Same.
18190 (sibcall_value_nonlocal_aix{32,64}): Same.
18191 (sibcall_nonlocal_sysv<mode>): Same.
18192 (sibcall_value): Same.
18193 (sibcall_value_nonlocal_sysv<mode>): Same.
18195 2007-03-24 Paul Brook <paul@codesourcery.com>
18197 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
18198 * config/arm/linux-eabi.h: Remove legacy syscall hack.
18200 2007-03-24 Richard Henderson <rth@redhat.com>
18202 * config/ia64/constraints.md: New file.
18203 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
18204 satisfies_constraint_?.
18205 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
18206 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
18207 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
18208 ia64_output_mi_thunk): Likewise.
18209 (ia64_const_ok_for_letter_p): Remove.
18210 (ia64_const_double_ok_for_letter_p): Remove.
18211 (ia64_extra_constraint): Remove.
18212 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
18213 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
18214 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
18215 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
18216 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
18217 EXTRA_MEMORY_CONSTRAINT): Remove.
18218 * config/ia64/ia64.md: Include constriants.md. Replace
18219 CONST_OK_FOR_? with satisfies_constraint_?.
18221 2007-03-23 Michael Meissner <michael.meissner@amd.com>
18222 H.J. Lu <hongjiu.lu@intel.com>
18224 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
18226 (name macros): Use DPD_BID_NAME to convert names properly.
18228 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
18229 decimal floating point format.
18230 (init_floating_libfuncs): Change decimal functions so that they
18231 have a "bid_" prefix if the decimal system uses the BID format,
18232 and "dpd_" prefix if the decimal system uses the DPD format.
18233 (init_interclass_conv_libfuncs): Ditto.
18234 (init_intraclass_conv_libfuncs): Ditto.
18236 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18237 using the BID format.
18239 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18240 whether we are using the BID decimal format.
18241 * configure: Regenerate.
18243 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18244 the compiler has decimal floating point enabled. Define
18245 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18248 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18249 using the BID format.
18251 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18252 whether we are using the BID decimal format.
18253 * configure: Regenerate.
18255 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18256 the compiler has decimal floating point enabled. Define
18257 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18260 * doc/install.texi (--enable-decimal-float): Document BID and DPD
18261 options, and that it is enabled for i386/x86_64 systems.
18263 * Makefile.in (enable_decimal_float): New.
18265 (DECNUMINC): Add -I$(DECNUMFMT).
18266 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
18267 to $(DECNUMFMT) from $(DECNUM).
18269 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
18270 Substitute enable_decimal_float.
18271 * configure: Regenerated.
18274 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
18277 * configure.ac: Enable decimal float for x86_64-*-linux*.
18278 * configure: Regenerated.
18281 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
18282 decimal128ClearSign to flip and clear the sign bit in decimal128.
18283 (decimal_real_maxval): Set decimal128SetSign to set the sign
18286 2007-03-23 Ian Lance Taylor <iant@google.com>
18288 * fold-const.c (fold_binary): Correct warning for X - c >= X.
18290 2007-03-23 Ian Lance Taylor <iant@google.com>
18292 * tree-dump.c (dump_files): Correct comment.
18294 2007-03-23 Ian Lance Taylor <iant@google.com>
18296 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
18298 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
18300 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
18301 in cfglayout mode. Don't go into and out of cfglayout mode.
18302 Link the blocks in the order of the constructed traces.
18303 (rest_of_handle_tracer): Adjust call to tracer.
18304 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
18305 Don't go into cfglayout mode.
18306 (rtl_loop_done): Don't go out of cfglayout mode.
18307 * cfglayout.c (relink_block_chain): New function, split out from...
18308 (fixup_reorder_chain): ...here. Remove redundant checking.
18309 (cfg_layout_finalize): Don't clear the header, footer, and aux
18310 fields here, move the code to do so to relink_block_chain. Likewise
18311 for free_original_copy_tables.
18312 * rtl.h (tracer): Update prototype.
18313 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
18314 Assert we are in cfglayout mode. Don't go into and out of cfglayout
18315 mode. Use relink_block_chain to serialize the CFG according to the
18316 new basic block order. Move targetm.cannot_modify_jumps_p check from
18318 (gate_handle_reorder_blocks): ...to here.
18319 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
18321 (gate_duplicate_computed_gotos): ...to here.
18322 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
18323 something always changes when going into and out of cfglayout mode.
18324 Perform an expensive cfg cleanup while going into cfglayout mode.
18325 Always update liveness information on HAVE_conditional_execution
18326 targets. Reserialize the basic blocks and go out of cfglayout mode.
18327 * reg-stack.c: Include cfglayout.h.
18328 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
18329 the call to reorder_basic_blocks.
18330 * basic-block.h (reorder_basic_blocks): Update prototype.
18331 (relink_block_chain): New prototype.
18332 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
18334 2007-03-23 Joseph Myers <joseph@codesourcery.com>
18336 * config/mips/mips.md (type, hazard, *movdi_32bit,
18337 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
18338 *movhi_internal, *movqi_internal, *movsf_hardfloat,
18339 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
18340 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
18341 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
18343 (movcc): Change first xfer to multi.
18344 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
18345 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
18346 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
18347 config/mips/generic.md: Change reservations using "xfer" to use
18349 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
18350 using match_operand.
18351 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
18352 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
18354 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
18356 2007-03-22 Richard Henderson <rth@redhat.com>
18358 * config/i386/i386.c: Remove unnecessary function declarations.
18359 Move targetm definition, and all related macros, to the end of
18360 the file. Resort some functions to put definitions before uses.
18361 (ix86_attribute_table): Make static. Move to end of file.
18362 (ix86_gimplify_va_arg): Make static.
18364 2007-03-22 Richard Henderson <rth@redhat.com>
18366 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
18367 don't increase local_regparm with force_align_arg_pointer check.
18368 (ix86_function_sseregparm): Assert 32-bit.
18369 (type_has_variadic_args_p): New.
18370 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
18371 type_has_variadic_args_p.
18372 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
18373 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
18374 use memset instead. Do maybe_vaarg check first; skip attribute
18375 tests if true; skip attribute tests for 64-bit.
18376 (construct_container): Remove TARGET_DEBUG_ARG.
18377 (function_arg_advance_32, function_arg_advance_64): Split out ...
18378 (function_arg_advance): ... from here.
18379 (function_arg_32, function_arg_64): Split out ...
18380 (function_arg): ... from here.
18381 (ix86_pass_by_reference): Tidy.
18382 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
18383 (function_value_32): New, from parts of ix86_function_value
18384 and ix86_value_regno.
18385 (function_value_64): New, from parts of ix86_function_value
18386 and ix86_libcall_value.
18387 (ix86_function_value_1): New.
18388 (ix86_function_value, ix86_libcall_value): Use it.
18389 (return_in_memory_32, return_in_memory_64): Split out ...
18390 (ix86_return_in_memory): ... from here.
18391 (ix86_struct_value_rtx): Skip for 64-bit.
18392 (ix86_libcall_value, ix86_value_regno): Remove.
18393 (setup_incoming_varargs_64): Split out ...
18394 (ix86_setup_incoming_varargs): ... from here.
18395 (ix86_va_start): Remove TARGET_DEBUG_ARG.
18396 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
18397 * config/i386/i386-protos.h (ix86_function_value): Remove.
18398 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
18400 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18403 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
18404 infinities not supported, otherwise emit warning if -Woverflow. On
18405 underflow, emit warning if -Woverflow.
18406 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
18408 * real.h (real_from_string): Update declaration
18410 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
18411 Richard Henderson <rth@redhat.com>
18413 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
18414 * calls.c (compute_argument_block_size, expand_call,
18415 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
18416 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
18417 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
18418 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
18419 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
18420 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
18421 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
18422 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
18425 2007-03-22 Joseph Myers <joseph@codesourcery.com>
18427 * c-incpath.c (add_sysroot_to_chain): New.
18428 (merge_include_chains): Add sysroot argument. Call
18429 add_sysroot_to_chain if sysrooted.
18430 (register_include_chains): Update call to merge_include_chains.
18431 * doc/cppopts.texi: Document use of '=' in include directory
18434 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
18436 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
18437 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
18438 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
18439 insn pattern using X87MODEF12 mode macro.
18441 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
18443 * regmove.c (regmove_optimize): Use reg_mentioned_p
18444 instead of reg_overlap_mentioned_p for DST.
18446 2007-03-21 Mike Stump <mrs@apple.com>
18448 * c.opt: Fixup for Objective-C/C++.
18450 2007-03-21 Steve Ellcey <sje@cup.hp.com>
18452 * explow.c (convert_memory_address): Fold memory reference when
18453 POINTERS_EXTEND_UNSIGNED < 0
18455 2007-03-21 Richard Henderson <rth@redhat.com>
18458 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
18459 * config/i386/mmintrin.h (__m64): Likewise.
18460 * config/i386/xmmintrin.h (__m128): Likewise.
18462 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18464 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
18465 (VXWORKS_OS_CPP_BUILTINS): Define.
18466 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
18467 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
18469 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18471 * rtl.h (constant_pool_reference_p): Delete.
18472 (find_constant_src): Declare.
18473 * rtlanal.c (find_constant_src): New function.
18474 * simplify-rtx.c (constant_pool_reference_p): Delete.
18475 * config/i386/i386.md: Use find_constant_src instead of
18476 constant_pool_reference_p/avoid_constant_pool_reference pairs.
18478 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18480 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
18481 * c-cppbuiltin.c (c_cpp_builtins): Define them.
18483 2007-03-20 Mark Mitchell <mark@codesourcery.com>
18485 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
18486 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
18487 (arm_elf_asm_constructor): Use it.
18488 (arm_elf_asm_destructor): New function.
18490 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
18492 * jump.c (mark_jump_label): Treat SEQUENCE specially.
18494 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
18496 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
18498 2007-03-19 Andrew Haley <aph@redhat.com>
18500 PR tree-optimization/31264
18501 * tree-vrp.c (register_edge_assert_for_1): Don't look though
18502 VIEW_CONVERT_EXPRs.
18504 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
18506 PR rtl-optimization/30907
18507 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
18508 (fwprop_init): Always call loop_optimizer_initialize.
18509 (fwprop_done): Always call loop_optimizer_finalize.
18510 (fwprop): We always have loop info now.
18511 (gate_fwprop_addr): Remove.
18512 (pass_fwprop_addr): Use gate_fwprop as gate.
18514 PR rtl-optimization/30841
18515 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
18516 df_chain_alloc): Call df_reorganize_refs unconditionally.
18517 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
18518 refs_organized to refs_organized_size.
18519 (df_ref_create_structure): Use refs_organized_size instead of
18520 bitmap_size if refs had been organized, and keep refs_organized_size
18522 * df.h (struct df_ref_info): Change refs_organized to
18523 refs_organized_size.
18524 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
18527 2007-03-19 Mark Mitchell <mark@codesourcery.com>
18529 * except.c (output_function_exception_table): Do not reference the
18530 EH personality routine for functions that do not require an
18533 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18536 * c-typeck.c (convert_for_assignment): Call comptypes for
18537 RECORD_TYPE or UNION_TYPE.
18539 PR inline-asm/30505
18540 * reload1.c (reload): Do invalid ASM checking after
18541 cleanup_subreg_operands.
18543 2007-03-19 Jeff Law <law@redhat.com>
18545 * tree-cfg.c (find_taken_edge): Tighten conditions for
18546 optimizing computed gotos.
18548 2007-03-19 Michael Matz <matz@suse.de>
18550 * builtins.c (expand_builtin_sync_operation,
18551 expand_builtin_compare_and_swap,
18552 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18555 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18556 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18559 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18561 * doc/tm.texi: Add brackets around the return type of
18562 TARGET_SECONDARY_RELOAD.
18564 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18565 Richard Guenther <rguenther@suse.de>
18567 PR tree-optimization/31254
18568 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18569 Use handled_component_p () where appropriate. Continue
18570 propagating into the rhs if we propagated into an INDIRECT_REF
18573 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18575 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18576 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18577 (xde, xdee): Mode attributes adjusted to support DFP modes.
18578 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18579 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18580 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18581 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18582 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18583 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18584 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18586 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18587 "movsf"): Insn definitions removed.
18588 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18589 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18590 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18592 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18593 "reload_in<mode>", "reload_out<mode>"): Expander added.
18594 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18597 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18599 * config/s390/s390.md: Only non-functional changes. Renamed
18600 FPR mode macro to BFP all over the file.
18602 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18604 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18605 (op_type attribute): RRF instruction type added.
18606 (fT0): New mode attribute.
18607 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18608 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18609 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18610 instruction no secondary memory is needed when moving DFmode values
18611 between GPRs and FPRs.
18613 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18615 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18616 inverted and documentation adjusted.
18617 ("mhard-dfp", "msoft-dfp"): New options.
18618 * config/s390/s390.c (s390_handle_arch_option): New architecture
18620 (override_options): Sanity checks for the new options added.
18621 * config.gcc: New architecture switch: z9-ec.
18622 * config/s390/s390.h (processor_flags): PF_DFP added.
18623 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18624 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18625 when the bit is NOT set so remove it from the defaults.
18627 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18629 * genemit.c (main): Print include statement for dfp.h.
18630 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18633 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18635 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18637 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18640 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18641 instead of PATTERN.
18643 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18645 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18646 attr_length_call, output_call, output_indirect_call): Cleanup
18647 formatting of targetm calls.
18649 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18651 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18653 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18655 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18656 reservation, bypass and anti-bypass descriptions for these
18657 instructions. Update move patterns.
18658 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18661 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18663 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18664 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18665 (get_initial_def_for_reduction): Likewise.
18667 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18669 Fix PR tree-optimization/29922
18670 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18671 (get_representative): Removed.
18672 (value_dies_in_block_x): Update for rvuse removal.
18673 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18674 (compute_antic_aux): Handle when PHI nodes appear in
18675 non-single-successors.
18676 (dump_bitmap_of_names): Removed.
18677 (compute_antic_safe): Renamed and removed rvuse calculation.
18678 Calculate only antic safe.
18679 (insert_into_preds_of_block): Remove assert.
18680 (execute_pre): Update for renamed functions.
18681 (defer_or_phi_translate_block): New function.
18683 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18685 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18686 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18688 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18689 Follow spelling conventions.
18691 * tree-data-ref.h: Remove the prototype for analyze_array.
18693 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18695 PR tree-optimization/31041
18696 * tree-vect-transform.c (get_initial_def_for_induction): Call
18697 force_gimple_operand.
18699 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18701 * ipa-type-escape.c (look_for_casts) : Revert code to use
18702 handled_component_p due to ada test a-numaux.adb.
18704 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18706 * final.c (final_scan_insn): Alter the condition of a
18707 conditional trap if we have nonstandard CC.
18709 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18711 * configure.ac: Remove excess quoting from asm line 0 test.
18712 * configure: Rebuilt.
18714 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18716 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18717 * c-common.c (convert_and_check): Move warning logic to...
18718 (warnings_for_convert_and_check): ...here. Define.
18719 * c-common.h (warnings_for_convert_and_check): Declare.
18721 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18723 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18724 (output_call): Likewise.
18726 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18728 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18730 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18732 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18734 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18736 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18737 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18739 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18741 PR tree-optimization/31183
18742 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18743 Use double_int instead of unsigned int for representing access_strides.
18744 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18746 2007-03-16 Richard Guenther <rguenther@suse.de>
18748 PR tree-optimization/31146
18749 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18750 to allow recursion of forward_propagate_addr_expr.
18751 (forward_propagate_addr_into_variable_array_index): Likewise.
18752 (forward_propagate_addr_expr): Likewise.
18753 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18754 (forward_propagate_addr_expr_1): Recurse on simple copies
18755 instead of propagating into them. Do so for useless conversions
18757 (forward_propagate_addr_expr): Clean up unused statements after
18760 2007-03-16 Richard Guenther <rguenther@suse.de>
18762 * builtins.c (expand_builtin_cexpi): Use the right argument
18763 for the expansion via cexp.
18765 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18767 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18768 * configure: Rebuilt.
18770 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18773 * dwarf2out.c (force_type_die): Adjust comment.
18774 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18776 2007-03-15 DJ Delorie <dj@redhat.com>
18778 * config/frv/predicates.md (minmax_operator): Don't check operands
18781 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18783 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18784 Update constant estimates of number of iterations.
18785 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18786 argument renamed to "realistic".
18787 (compute_estimated_nb_iterations): Removed.
18788 (record_niter_bound): New function.
18789 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18790 call record_nonwrapping_iv with upper = false.
18791 (infer_loop_bounds_from_signedness): Pass upper argument to
18792 record_nonwrapping_iv.
18793 (estimate_numbers_of_iterations_loop): Do not call
18794 compute_estimated_nb_iterations. Record estimate based on profile
18795 information. Initialize the constant estimates of number of
18797 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18799 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18800 number of iterations is too small.
18801 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18802 (EST_NOT_AVAILABLE): Removed.
18803 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18804 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18807 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18809 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18810 Handle NE_EXPR guards.
18812 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18815 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18816 Set also -pedantic-errors by default for the preprocessor unless
18817 -fpermissive is given.
18819 2007-03-15 Richard Guenther <rguenther@suse.de>
18821 PR middle-end/29719
18822 PR middle-end/31161
18823 * builtins.c (expand_builtin_cexpi): As a fallback if we
18824 don't have builtins for sincos or cexp create a function
18825 declaration for cexp and expand to a call to that.
18826 (expand_builtin_int_roundingfn): Always fall
18827 back to floor/ceil and its variants even if they may be
18830 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18832 PR middle-end/31159
18833 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18834 jump tables, move the call to delete_dead_jumptables from here...
18835 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18836 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18837 don't allow merging of blocks that try_redirect_by_replacing_jump
18838 also does not handle when not optimizing.
18840 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18841 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18843 * config/i386/i386.md (x86_sahf_1): Correctly handle
18846 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18849 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18850 x86_64_general_operand as operand[2] predicate. Remove "iF"
18851 from operand constraints and use "e" constraint instead.
18852 (*subti3_1, *subti3_1 splitter): Ditto.
18853 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18854 operand[1] predicate.
18856 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18858 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18859 arrays, multiply the access strides by the size of the sub-array.
18860 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18862 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18864 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18865 the configured assembler supports the sahf mnemonic.
18866 * configure: Regenerate.
18867 * config.in: Regenerate.
18869 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18870 emit "sahf" or ".byte\t0x9e" as asm template.
18872 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18875 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18876 option to replace hard coded TARGET_xxx in md file.
18877 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18878 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18879 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18880 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18881 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18882 (X86_TUNE_NOT_VECTORMODE): Ditto.
18883 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18884 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18885 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18886 (TUNE_SLOW_IMUL_IMM8): Ditto.
18887 (TUNE_MOVE_M1_VIA_OR): Ditto.
18888 (TUNE_NOT_UNPAIRABLE): Ditto.
18889 (TUNE_NOT_VECTORMODE): Ditto.
18891 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18894 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18895 tuning options instead of hard coded TARGET_xxx.
18896 (fix ssemode peephole2's): Ditto.
18897 (imul peephole2's): Ditto.
18899 (movdi_or_rex64): Ditto.
18900 (move peephole2): Ditto.
18901 (not peephole2's): Ditto.
18903 2007-03-14 Dirk Mueller <dmueller@suse.de>
18905 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18906 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18907 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18909 * c-parser.c (c_parser_do_statement): Warn about empty body in
18910 do/while statement.
18911 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18912 * doc/invoke.texi (-Wempty-body): Update documentation.
18914 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18917 * c-common.h (warn_for_div_by_zero): Declare.
18918 * c-common.c (warn_for_div_by_zero): Define.
18919 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18922 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18924 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18925 to PREFIX and STANDARD_PREFIX.
18927 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18928 Phil Edwards <phil@codesourcery.com>
18930 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18931 (__gthread_once_t): Remove busy field for RTPs.
18932 (__GTHREAD_ONCE_INIT): Update accordingly.
18934 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18936 * doc/invoke.texi: Document VxWorks options.
18938 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18940 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18942 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18944 PR tree-optimization/30590
18945 * tree-nrv.c (tree_nrv): Check for the partial update of the
18948 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18950 * flags.h (flag_random_seed): Remove declaration, in favor of...
18951 * toplev.h (get_random_seed, set_random_seed): ... these.
18952 * tree.c (get_file_function_name): Use the former.
18953 * opts.c (common_handle_option): Use the latter.
18956 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18958 PR middle-end/31127
18959 * cse.c (cse_find_path): Do not bail out if a basic block that
18960 we already visited now becomes part of a path that starts at a
18961 different basic block. Just disallow this, to make sure we
18962 visit each basic block at most once.
18964 2007-03-13 Jan Hubicka <jh@suse.cz>
18966 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18967 attributes, when profile esitmate is present, calls with very low
18968 frequency are cold.
18970 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18972 PR tree-optimization/30730
18973 PR tree-optimization/26900
18974 * tree-ssa-loop-niter.c: Include gmp.h.
18975 (bounds): New type.
18976 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18977 split_to_var_and_offset, determine_value_range,
18978 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18979 bound_difference, bounds_add, bounds_negate,
18980 number_of_iterations_ne_max, dump_affine_iv): New functions.
18981 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18982 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18983 difference of initial and final value of control iv to validate
18985 (number_of_iterations_cond): Add loop parameter. Determine bounds
18986 on the difference of the extremes of the control iv. Add dumps.
18987 (expand_simple_operations): Handle phi nodes.
18988 (simplify_using_initial_conditions): Do not record used conditions.
18989 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18990 Do not set additional_info.
18991 (implies_nonnegative_p, implies_ge_p): Removed.
18992 (derive_constant_upper_bound): Do not use parameter `additional'.
18993 (record_estimate): Parameter `additional' removed. Parameter
18994 `i_bound' added. Do not call derive_constant_upper_bound.
18995 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18996 bound the number of iterations estimate.
18997 (estimate_numbers_of_iterations_loop): Pass the estimate from
18998 the number of iterations analysis to record_estimate.
18999 * tree.h (multiple_of_p): Declare.
19000 * tree-scalar-evolution.c (expression_expensive_p): Removed.
19001 (scev_const_prop): Do not check expression_expensive_p.
19002 * fold-const.c (multiple_of_p): Exported.
19003 * double-int.c (double_int_mask): Exported.
19004 * double-int.h (double_int_mask): Declare.
19005 * tree-flow.h (struct tree_niter_desc): Removed additional_info
19006 field. Added max field.
19008 2007-03-13 David Taylor <taylor@candd.org>
19011 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
19014 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19017 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
19018 two unamed patterns.
19020 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
19022 * config/i386/i386.opt (mcx16, msahf): New options.
19023 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
19024 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
19026 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
19027 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
19028 Output -mcx16 and -msahf options when corresponding bit is set.
19030 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
19031 and -msahf options.
19033 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19035 * configure.ac: Test for assembler tolerance to # 0 "".
19036 * configure, config.in: Rebuilt.
19037 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
19039 2007-03-13 Geoffrey Keating <geoffk@apple.com>
19041 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
19043 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
19044 (handle_syscall): Handle direct system calls.
19045 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
19047 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19049 * doc/invoke.texi: Fix cpp.info cross-reference.
19050 * doc/passes.texi: Fix gcc.info cross-reference.
19052 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
19054 PR tree-optimization/30835
19055 * lambda-code.c (can_convert_to_perfect_nest): Check whether
19056 bb_for_stmt is not NULL before accessing it.
19058 2007-03-12 Joseph Myers <joseph@codesourcery.com>
19060 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
19063 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19066 * doc/install.texi: Document --enable-stage1-languages
19068 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
19070 * tree-pass.h (pass_into_cfg_layout_mode,
19071 pass_outof_cfg_layout_mode): Declare.
19072 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
19073 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
19074 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
19075 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
19077 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
19079 * c-decl.c (warn_variable_length_array): New function.
19080 Refactored from grokdeclarator to handle warn_vla
19081 and handle unnamed array case.
19082 (grokdeclarator): Refactored VLA warning case.
19083 * c.opt (Wvla): New flag.
19084 * doc/invoke.texi (Wvla): New warning.
19086 2007-03-12 Richard Henderson <rth@redhat.com>
19088 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
19089 (TARGET_SECTION_TYPE_FLAGS): New.
19091 2007-03-12 Richard Henderson <rth@redhat.com>
19093 * config/darwin.c (machopic_reloc_rw_mask): New.
19094 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
19095 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
19097 2007-03-12 Mark Mitchell <mark@codesourcery.com>
19099 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
19100 * cppdefault.h (cpp_PREFIX): Document.
19101 (cpp_PREFIX_len): Likewise.
19102 (cpp_EXEC_PREFIX): New variable.
19103 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
19104 * c-incpath.c (add_standard_paths): Correct logic for relocating
19105 paths within prefix.
19107 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
19109 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
19110 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
19112 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
19113 fix_truncdfdi_sse using SSEMODEF mode macro.
19114 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
19115 fix_truncdfsi_sse using SSEMODEF mode macro.
19116 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
19117 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
19119 2007-03-12 Richard Sandiford <richard@codesourcery.com>
19121 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
19122 elfos.h to tm_file.
19124 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
19126 * tree.h : Add multiple_of_p declaration.
19127 * fold-const.c (multiple_of_p): Make multiple_of_p public.
19128 * ipa-type-escape.c (results_of_malloc): Redundant.
19129 (visited_stmts): New. Visited stmt for walk_use_def_chains.
19130 (cast_type): Extended with new members.
19131 (check_cast): Returns cast_type.
19132 (cast): New structure for data of walk_use_def_chains.
19133 (is_malloc_result, is_cast_from_non_pointer_1,
19134 is_cast_from_non_pointer,
19135 is_array_access_through_pointer_and_index): New functions.
19136 (look_for_casts): Returns cast types.
19137 (check_call): Returns void.
19138 (okay_pointer_operation): Use support of pointer plus index,
19139 pointer plus constant and allow all multiplications.
19141 2007-03-11 Richard Guenther <rguenther@suse.de>
19143 PR tree-optimization/31115
19144 * tree-vrp.c (extract_range_from_binary_expr): Make sure
19145 the shift count is positive and non-anti-range for RSHIFT_EXPR.
19146 A shift count of zero is not special as with *_DIV_EXPR.
19147 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
19150 2007-03-11 Ian Lance Taylor <iant@google.com>
19152 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
19153 the *_DIV_EXPR codes correctly with overflow infinities.
19155 2007-03-11 Ira Rosen <irar@il.ibm.com>
19157 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
19158 indicate success/failure of the analysis. Add negation to subtrahend
19159 in case of subtraction. Fail if both operands contain constants.
19160 (create_data_ref): Fail if analyze_offset fails.
19162 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
19164 * config/i386/i386.md (frndintxf2): Rename to ...
19165 (rintxf2): ... this. Remove expander having same name.
19166 (rintsf2, rintdf2): Implement using SSEMODEF macro.
19167 (roundsf2, rounddf2): Ditto.
19168 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
19169 (lround<mode>di2, lround<mode>si2): Ditto.
19171 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
19173 * lower-subreg.c: Include except.h.
19174 (decompose_multiword_subregs): Verify that the only control flow
19175 insns we can split are loads to multi-words pseudos.
19176 Handle breaking such blocks after splitting, instead of calling
19177 find_many_sub_basic_blocks.
19179 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
19180 on the new basic block. Add a lengthy comment explaining why we
19181 thought this was necessary.
19182 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
19184 2007-03-10 Mark Mitchell <mark@codesourcery.com>
19187 * tree.c (walk_type_fields): Recurse into the element type of
19188 ARRAY_TYPEs if there is a pointer set.
19190 2007-03-10 Dirk Mueller <dmueller@suse.de>
19192 * c-common.c (warn_logical_operator): Fix condition.
19194 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
19196 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
19198 * config/darwin.c (machopic_select_section): Remove superfluous
19199 argument in call to categorize_decl_for_section. Remove unused
19202 2007-03-10 Joseph Myers <joseph@codesourcery.com>
19204 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
19206 * configure: Regenerate.
19208 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
19211 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
19212 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
19213 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
19214 Add LABEL_NUSES to emitted label.
19215 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
19216 branch probability value to emitted jump insn.
19217 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
19218 Do not check life information and do not re-arrange input operands
19219 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
19221 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19223 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
19224 the change of decode_asm_operands.
19226 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19228 * mode-switching.c (create_pre_exit): Skip blockage insn.
19230 2007-03-09 Diego Novillo <dnovillo@redhat.com>
19232 * tree-pass.h (TODO_update_smt_usage): Remove.
19234 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19238 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19240 * pa.c (attr_length_call): Revise condition for long
19241 pc-relative branch.
19242 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
19243 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
19244 sequence on SOM target.
19246 2007-03-09 Geoffrey Keating <geoffk@apple.com>
19248 * gcc.c: Document %{, in big comment at top.
19249 (input_suffix_matches): Remove special handling for .s and
19251 (input_spec_matches): New.
19252 (handle_braces): Handle %{,.
19253 (validate_switches): ',' indicates a value which is not a switch.
19254 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
19255 to detect assembler input.
19256 * config/i386/sol2.h (CPP_SPEC): Likewise.
19257 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
19258 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
19259 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
19260 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
19261 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
19262 -m64 causes deployment target to default to 10.5.
19263 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19265 2007-03-09 Richard Henderson <rth@redhat.com>
19268 * target.h (targetm.asm.out.reloc_rw_mask): New.
19269 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
19270 (TARGET_ASM_OUT): Use it.
19271 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
19272 * varasm.c (categorize_decl_for_section): Remove shlib argument;
19273 use the new reloc_rw_mask target hook instead.
19274 (default_section_type_flags_1): Merge into...
19275 (default_section_type_flags): ... here.
19276 (decl_readonly_section_1): Merge into...
19277 (decl_readonly_section): ... here.
19278 (default_elf_select_section_1): Merge into...
19279 (default_elf_select_section): ... here.
19280 (default_unique_section_1): Merge into...
19281 (default_unique_section): ... here.
19282 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
19283 (default_select_rtx_section): Use it.
19284 (default_elf_select_rtx_section): Likewise.
19285 * output.h: Update to match.
19286 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
19287 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
19288 (TARGET_ASM_RELOC_RW_MASK): New.
19289 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
19290 to categorize_decl_for_section.
19291 (x86_64_elf_unique_section): Likewise.
19292 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
19293 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
19294 (TARGET_ASM_RELOC_RW_MASK): New.
19295 * config/ia64/ia64.c (ia64_rwreloc_select_section,
19296 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
19297 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
19298 (TARGET_RWRELOC): Remove.
19299 (ia64_section_type_flags): Adjust call to default_section_type_flags.
19300 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
19301 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
19302 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
19303 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
19304 (rs6000_xcoff_select_section): Use decl_readonly_section.
19305 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
19306 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
19307 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
19308 (TARGET_SECTION_TYPE_FLAGS): Remove.
19309 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
19311 2007-03-09 Roger Sayle <roger@eyesopen.com>
19313 * fold-const.c (fold_comparison): Remove compile-time evaluation of
19314 complex constant equality/inequality comparisons for here.
19315 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
19316 known at compile-time or can be simplified to a scalar comparison.
19317 (fold_relational_const): Move compile-time evaluation of complex
19318 constant equality/inequality comparisons to here.
19320 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19322 PR rtl-optimization/30643
19323 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
19325 (fold_rtx): Recurse, like before 2006-11-03.
19327 2007-03-09 DJ Delorie <dj@redhat.com>
19329 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
19332 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
19334 PR tree-optimization/30375
19335 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
19336 LHS of statements is not the same.
19337 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
19339 2007-03-09 Chao-ying Fu <fu@mips.com>
19341 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
19343 * doc/invoke.texi (-mdspr2): Document new option.
19344 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
19345 New unspec for DSP REV 2.
19346 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
19347 these instructions are extended in DSP REV 2.
19348 (mips-dspr2.md): Include.
19349 * config/mips/mips.opt (mdspr2): New option.
19350 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
19351 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
19352 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
19353 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
19354 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
19355 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
19356 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
19358 (bdesc_map): Add one field of unsupported_target_flags.
19359 (bdesc_arrays): Update entries to have extra fields. Add
19361 (mips_init_builtins): Initialize new function types.
19362 Check unsupported_target_fileds to filter out builtins.
19363 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
19365 (ASM_SPEC): Pass mdspr2 to the assembler.
19366 * config/mips/mips-dspr2.md: New file.
19368 2007-03-09 Sa Liu <saliu@de.ibm.com>
19370 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
19372 2007-03-09 Ian Lance Taylor <iant@google.com>
19374 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
19375 argument) like -Wstrict-overflow=2.
19376 * doc/invoke.texi (Warning Options): Update documentation.
19378 2007-03-09 Dirk Mueller <dmueller@suse.de>
19381 * doc/invoke.texi (-Wlogical-op): Document.
19382 * common.opt (-Wlogical-op): New.
19383 * c-common.h (warn_logical_operator): Declare.
19384 * c-common.c (warn_logical_operator): Define.
19385 * c-typeck.c (parser_build_binary_op): Call
19386 warn_logical_operator.
19388 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19390 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
19391 * final.c (final_scan_insn): Test for non-"" file name.
19393 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
19395 * doc/loop.texi: Document the Omega linear constraints solver.
19396 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
19397 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
19398 omega-hash-table-size, omega-max-keys, and
19399 omega-eliminate-redundant-constraints.
19400 * tree-pass.h (pass_check_data_deps): Declared.
19403 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
19404 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
19405 pass_check_data_deps): New.
19406 * tree-data-ref.c (init_data_ref): Remove declaration.
19407 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
19408 (analyze_array): Renamed init_array_ref, move up initializations.
19409 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
19410 Removed arguments that are set to NULL.
19411 (analyze_indirect_ref): Correct indentation, correct call to
19413 (object_analysis): Call init_array_ref instead of analyze_array.
19414 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
19415 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
19416 of DR_ACCESS_FNS_ADDR.
19417 (init_omega_eq_with_af, omega_extract_distance_vectors,
19418 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
19419 ddr_consistent_p): New.
19420 (compute_affine_dependence): Check consistency of ddrs when
19421 flag_check_data_deps is passed.
19422 (analyze_all_data_dependences): Uncomment.
19423 (tree_check_data_deps): New.
19424 * tree-data-ref.h: Include omega.h.
19425 (DR_ACCESS_FNS_ADDR): Removed.
19426 (data_dependence_relation): Add inner_loop.
19427 (DDR_INNER_LOOP): New.
19428 * common.opt (fcheck-data-deps): New.
19429 * tree-flow.h (tree_check_data_deps): Declare.
19430 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
19431 (OBJS-common): Depend on omega.o.
19433 * passes.c (pass_check_data_deps): Scheduled.
19434 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
19435 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
19436 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
19437 PARAM_VECT_MAX_VERSION_CHECKS,
19438 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
19440 2007-03-09 Richard Guenther <rguenther@suse.de>
19442 PR tree-optimization/30904
19443 PR middle-end/31058
19444 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
19445 the same way as *_DIV_EXPR.
19447 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19449 * recog.c (decode_asm_operands): No mixed declarations and code.
19451 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19453 * rtl.def (ASM_INPUT): Add location.
19454 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
19455 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
19456 (decode_asm_operands): Add loc operand.
19457 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
19458 * stmt.c (expand_asm): Rename to...
19459 (expand_asm_loc): ... this. Add locus argument. Pass it on to
19460 gen_rtx_ASM_INPUT_loc.
19461 (expand_asm_expr): Adjust.
19462 * recog.c (decode_asm_operands): Add loc operand.
19463 (check_asm_operands, extract_insn): Adjust.
19464 * reload1.c (maybe_fix_stack_asms): Likewise.
19465 * final.c (asm_insn_count): Likewise.
19466 (final_scan_insn): Output # line before and after asm.
19468 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
19470 * tree-ssa-structalias.c (variable_info): Remove
19472 (new_var_info): Ditto.
19473 (shared_bitmap_info_t): New structure.
19474 (shared_bitmap_table): New variable.
19475 (shared_bitmap_hash): New function.
19476 (shared_bitmap_eq): Ditto
19477 (shared_bitmap_lookup): Ditto.
19478 (shared_bitmap_add): Ditto.
19479 (merge_smts_into): Change to take bitmap directly.
19480 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
19481 (init_alias_vars): Init shared bitmap hashtable.
19482 (delete_points_to_sets): Delete shared bitmap hashtable.
19483 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
19484 is_aliased removal as a change that was still necessary was
19487 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
19489 * config/i386/i386.h (override_options): Conditionally disable
19490 x86_sahf for 64bit targets only.
19492 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19495 * c-decl.c (merge_decls): Don't call make_var_volatile.
19496 * varasm.c (make_var_volatile): Remove.
19497 * output.h (make_var_volatile): Remove.
19499 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
19501 PR tree-optimization/31085
19502 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
19504 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19506 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
19507 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
19508 ATTR_CONST_NOTHROW_LIST.
19510 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19513 2007-03-08 Diego Novillo <dnovillo@redhat.com>
19515 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
19517 2007-03-08 Geoffrey Keating <geoffk@apple.com>
19520 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
19522 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
19523 passed, use shared libgcc.
19525 2007-03-08 Roger Sayle <roger@eyesopen.com>
19527 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
19528 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19529 (honor_protect_cleanup_actions, lower_try_finally_switch):
19531 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19532 ifc_temp_var): Likewise.
19533 * tree-inline.c (setup_one_parameter): Likewise.
19534 * tree-mudflap.c (mf_decl_cache_locals,
19535 mf_build_check_statement_for): Likewise.
19536 * tree-nested.c (init_tmp_var, save_tmp_var,
19537 finalize_nesting_tree_1): Likewise.
19538 * tree-outof-ssa.c (insert_copy_on_edge,
19539 insert_backedge_copies): Likewise.
19540 * tree-profile.c (tree_gen_edge_profiler,
19541 tree_gen_ic_profiler): Likewise.
19542 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19543 * tree-sra.c (sra_build_assignment): Likewise.
19544 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19545 * tree-ssa-math-opts.c (insert_reciprocals,
19546 execute_cse_sincos_1): Likewise.
19547 * tree-tailcall.c (adjust_accumulator_values,
19548 adjust_return_value): Likewise.
19549 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19550 * tree-vect-transform.c (vect_create_data_ref_ptr,
19551 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19552 vect_create_epilog_for_reduction, vectorizable_reduction,
19553 vectorizable_call, vectorizable_conversion,
19554 vectorizable_assignment, vectorizable_operation,
19555 vectorizable_type_demotion, vect_gen_widened_results_half,
19556 vect_permute_store_chain, vectorizable_store,
19557 vect_setup_realignment, vect_permute_load_chain,
19558 vectorizable_load, vectorizable_condition,
19559 vect_create_cond_for_align_checks): Likewise.
19560 * tree-vrp.c (build_assert_expr_for): Likewise.
19562 2007-03-08 Ian Lance Taylor <iant@google.com>
19564 * tree-vrp.c: Include "intl.h".
19565 (usable_range_p): New static function.
19566 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19567 overflowed values, juts set *strict_overflow_p.
19568 (compare_values): Only return -2 if one of the operands is not a
19570 (compare_ranges): Call usable_range_p.
19571 (compare_range_with_value): Likewise.
19572 (vrp_evaluate_conditional_warnv): Rename from
19573 vrp_evaluate_conditional. Make static. Change all callers.
19574 (vrp_evaluate_conditional): New function.
19575 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19576 on signed overflow.
19577 (simplify_abs_using_ranges): Likewise.
19578 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19579 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19580 within_stmt parameter.
19581 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19582 vrp_evaluate_conditional.
19583 * tree-ssa-threadedge.c
19584 (record_temporary_equivalences_from_stmts_at_dest): Change
19585 simplify parameter to take a second tree parameter.
19586 (simplify_control_stmt_condition): Likewise.
19587 (thread_across_edge): Likewise.
19588 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19589 (thread_across_edge): Likewise.
19590 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19592 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19594 * config/i386/i386.h (TARGET_SAHF): New define.
19595 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19596 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19597 (x86_sahf): New global variable.
19598 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19599 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19600 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19601 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19603 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19604 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19605 when expanding fcomi/sahf based tests.
19606 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19607 expanding sahf based alternative. Emit sahf based sequence when
19608 optimizing for code size.
19609 * config/i386/i386.md (x86_sahf_1): Do not disable for
19610 TARGET_64BIT, enable for TARGET_SAHF.
19612 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19614 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19615 spurious whitespace from error message.
19617 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19620 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19622 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19624 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19626 * tree-sra.c (instantiate_element): Propagate disabled warnings
19627 from the element itself to the created variable.
19629 2007-03-07 Richard Henderson <rth@redhat.com>
19632 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19633 silently fix up the stack in the case of a missing register.
19635 2007-03-07 Paul Brook <paul@codesourcery.com>
19637 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19639 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19641 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19643 (phase1_vrs): Use them.
19644 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19645 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19646 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19647 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19648 __gnu_Unwind_Restore_WMMXC if required.
19649 (_Unwind_VRS_Pop): Implement iWMMXt support.
19650 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19651 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19652 gnu_Unwind_Save_WMMXC): Define.
19654 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19656 * config/vxworks.h (vxworks_override_options): Declare.
19657 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19658 * config/vxworks.c: Include target.h and toplev.h.
19659 (vxworks_override_options): New function.
19660 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19662 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19664 * config/s390/s390.c (override_options): Don't emit an error when
19665 -mstack-size is used without providing -mstack-guard.
19666 (s390_emit_prologue): Choose stack_guard value automatically if not
19667 provided via command line.
19668 * doc/invoke.texi: Adjust description of -mstack-guard and
19671 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19673 * config/i386/i386.c (output_set_got): Add a GOT initialization
19674 sequence for VxWorks PIC.
19675 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19676 around labels as well as symbols. Use gotoff_operand instead
19677 of local_symbolic_operand.
19678 (legitimize_pic_address): Use gotoff_operand instead of
19679 local_symbolic_operand. Use @GOT accesses for labels as
19681 (ix86_output_addr_diff_elt): Use PC-relative rather than
19682 GP-relative offsets for VxWorks PIC.
19683 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19684 no_new_pseudos. Check whether the returned register is op0.
19685 * config/i386/i386.md (tablejump): Use PC-relative rather than
19686 GP-relative offsets for VxWorks PIC.
19687 * config/i386/predicates.md (gotoff_operand): New predicate.
19689 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19691 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19693 * config/vxworks-dummy.h: New file.
19694 * config/i386/i386.h: Include it.
19696 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19698 * dwarf2out.c (is_inlined_entry_point): New
19699 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19700 DW_AT_ranges if the first subblock is the entry point.
19702 2007-03-06 David Daney <ddaney@avtrex.com>
19704 * doc/install.texi (mips-*-*): Change recommended binutils
19707 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19709 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19710 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19712 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19713 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19715 2007-03-06 Jan Hubicka <jh@suse.cz>
19717 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19718 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19720 (probably_cold_bb_p): Cold functions are cold.
19721 (probably_never_executed_bb_p): Cold functions are cold.
19722 (tree_bb_level_predictions): Predict calls to cold functions as not
19724 (compute_function_frequency): Check hot/cold attributes.
19725 * function.h (function_frequency): Update comments.
19726 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19727 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19728 (c_common_att): Add cold and hot.
19730 * doc/extend.texi (hot,cold attributes): Document.
19732 2007-03-06 Andrew Haley <aph@redhat.com>
19734 * function.c (expand_function_end): Move blockage to just after we
19735 emit the label for the naked return from the function.
19737 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19739 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19742 2007-03-06 Jan Hubicka <jh@suse.cz>
19744 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19745 loaded for constant large models. Non-large 64bit PIC can do.
19746 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19747 * cmodel.h: Add LARGE PIC.
19748 * i386.md (UNSPEC_PLTOFF): New.
19749 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19751 (*call_1_rex64): Disable for large models.
19752 (*call_1_rex64_large): New.
19753 (*call_value_1_rex64): Disable for large models.
19754 (*call_value_1_rex64_large): New.
19755 (set_rip_rex4): New.
19756 (set_got_offset_rex64): New.
19757 * predicates.md (constant_call_address_operand): For large model
19758 constant calls are not possible.
19759 * i386-protos.h (construct_plt_address): Declare.
19760 * i386.c (override_options): Accept large models.
19761 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19762 (legitimate_constant_p): Add new UNSPECs.
19763 (legitimate_pic_operand_p): Likewise.
19764 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19765 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19767 (output_pic_addr_const): Add PLTOFF.
19768 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19769 (ix86_expand_move): Legitimize pic address when in PIC mode.
19770 (construct_plt_address): New function.
19771 (ix86_expand_call): Offload the address to register and use GOT
19772 pointer for large model.
19773 * invoke.texi (mcmodel=large): Update documentation.
19775 2007-03-06 Richard Henderson <rth@redhat.com>
19777 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19778 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19779 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19780 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19781 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19782 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19783 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19784 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19785 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19786 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19787 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19788 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
19789 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19790 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19791 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
19792 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19793 x86_schedule, x86_use_bt, x86_pad_returns,
19794 x86_use_xchgb): Merge into ...
19795 (ix86_tune_features): ... here. New array.
19796 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19797 x86_bswap): Merge into ...
19798 (ix86_arch_features): ... here. New array.
19799 (x86_3dnow_a): Remove.
19800 (x86_accumulate_outgoing_args): Make static.
19801 (x86_arch_always_fancy_math_387): Make static.
19802 (ix86_tune_mask, ix86_arch_mask): Move ...
19803 (override_options): ... to local variables here. Apply the
19804 appropriate mask to each element of ix86_arch_features and
19805 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19806 as were done in the old macros.
19807 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19808 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19809 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19810 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19811 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19812 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19813 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19814 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19815 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19816 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19817 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19818 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19819 x86_accumulate_outgoing_args, x86_prologue_using_move,
19820 x86_epilogue_using_move, x86_decompose_lea,
19821 x86_arch_always_fancy_math_387, x86_shift1,
19822 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19823 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19824 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19825 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19826 x86_use_incdec, x86_pad_returns, x86_bswap,
19827 x86_partial_flag_reg_stall): Remove.
19828 (enum ix86_tune_indices): New.
19829 (ix86_tune_features): New.
19830 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19831 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19832 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19833 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19834 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19835 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19836 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19837 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19838 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19839 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19840 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19841 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19842 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19843 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19844 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19845 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19846 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19847 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19848 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19849 TARGET_EXT_80387_CONSTANTS): Use it.
19850 (enum ix86_arch_indices): New.
19851 (ix86_arch_features): New.
19852 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19853 TARGET_BSWAP): Use it.
19854 (ix86_tune_mask, ix86_arch_mask): Remove.
19856 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19859 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19860 Define using $${sysroot_headers_suffix}.
19861 * configure: Regenerate.
19862 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19863 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19865 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19866 * gcc.c (print_sysroot_headers_suffix): New.
19867 (option_map): Include --print-sysroot-headers-suffix.
19868 (display_help): Mention -print-sysroot-headers-suffix.
19869 (process_command): Handle -print-sysroot-headers-suffix.
19870 (do_spec_1): Append multilib directory to include-fixed path if
19871 sysroot suffixes in use.
19872 (main): Handle -print-sysroot-headers-suffix.
19873 * Makefile.in (start.encap): Don't depend on xlimits.h
19874 (xlimits.h): Remove.
19875 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19876 limits.h for each multilib in fixinc_list.
19877 (fixinc_list, s-fixinc_list): New.
19878 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19879 generate them for each multilib in fixinc_list.
19880 (stmp-fixproto): Use include-fixed. Run fixproto for each
19881 multilib in fixinc_list.
19882 (mostlyclean): Don't remove xlimits.h.
19883 (clean): Remove include-fixed.
19884 (real-install-headers-tar, real-install-headers-cpio,
19885 real-install-headers-cp): Don't copy include, only include-fixed.
19886 (install-mkheaders): Depend on fixinc_list. Don't depend on
19887 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19888 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19889 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19891 2007-03-06 Jan Hubicka <jh@suse.cz>
19893 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19896 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19898 * configure.ac: Allow tm_file to contain build-directory files.
19899 * configure: Regenerate.
19900 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19901 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19902 * config/m68k/print-sysroot-suffix.sh: New file.
19904 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19906 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19907 of pic_offset_table_rtx if reload_completed.
19908 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19909 PIC_OFFSET_TABLE_REGNUM.
19910 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19912 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19913 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19915 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19917 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19918 functions that call eh_return.
19920 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19922 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19923 functions that need a constant pool.
19925 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19928 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19929 (m68k_preferred_reload_class): Likewise.
19930 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19931 (SECONDARY_RELOAD_CLASS): Define.
19932 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19933 (LIMIT_RELOAD_CLASS): Delete.
19934 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19935 registers from storing bytes.
19936 (m68k_secondary_reload_class): New function.
19937 (m68k_preferred_reload_class): Likewise.
19939 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19941 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19943 (m68k_expand_prologue): Likewise.
19945 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19947 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19948 (mips_expand_epilogue): Add a bool parameter.
19949 (m68k_legitimize_sibcall_address): Declare.
19950 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19951 (m68k_expand_epilogue): Add a parameter to select between sibling
19952 and normal epilogues. Only generate a return for the latter.
19953 (m68k_ok_for_sibcall_p): New function.
19954 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19955 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19956 (sibcall_value, *sibcall_value): Likewise.
19957 (*call, *call_value): Require !SIBLING_CALL_P.
19958 (epilogue): Update call to m68k_expand_epilogue.
19959 (sibcall_epilogue): New pattern.
19960 * config/m68k/predicates.md (const_call_operand): Say that this
19961 predicate applies to sibling calls too.
19962 (sibcall_operand): New predicate.
19964 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19966 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19967 alternatives as movsi_cf.
19968 (movsf_cf_hard): Add commentary.
19970 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19971 Richard Sandiford <richard@codesourcery.com>
19973 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19974 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19975 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19976 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19977 as being live on exit from an interrupt function.
19978 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19979 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19980 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19981 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19982 (m68k_interrupt_function_p): Globalize.
19983 (m68k_compute_frame_layout): Remove reverse mask code.
19984 (m68k_emit_movem, m68k_set_frame_related): New functions.
19985 (m68k_output_function_prologue): Delete in favor of...
19986 (m68k_expand_prologue): ...this new function.
19987 (m68k_output_function_epilogue): Delete in favor of...
19988 (m68k_expand_epilogue): ...this new function.
19989 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19991 (print_operand): Handle %?.
19992 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19993 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19994 (prologue, epilogue): New patterns.
19995 (return): Turn into a define_expand.
19996 (*return): New pattern, derived from old "return" pattern. Use rte
19997 rather than rts for interrupt functions. Only use rtd if the pop
19999 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
20000 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
20001 (link, *link, unlink, *unlink, load_got): Likewise.
20003 2007-03-06 Richard Sandiford <richard@codesourcery.com>
20007 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
20008 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
20009 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
20010 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
20011 and m68k_matches_u_p.
20012 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
20013 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
20014 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
20015 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
20016 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
20017 (REG_STRICT_P): New macro.
20018 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
20019 PCREL_GENERAL_OPERAND_OK.
20020 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
20021 m68k_legitimate_base_reg_p.
20022 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
20023 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
20024 (PIC_CASE_VECTOR_ADDRESS): Update comment.
20025 * config/m68k/m68k.c (m68k_address): New structure.
20026 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
20027 (m68k_decompose_index, m68k_legitimate_constant_address_p)
20028 (m68k_jump_table_ref_p, m68k_decompose_address)
20029 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
20030 (m68k_matches_u_p): New functions.
20031 (print_operand_address): Rewrite to use m68k_decompose_index.
20033 2007-03-05 David Taylor <dtaylor@emc.com>
20035 * gcc.c: Correct copyright date in --version output.
20037 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20039 * pa.md: In unamed move patterns, disparge copies between general
20040 and floating point registers using '?' modifier. Don't include 'f'
20041 constraint for register preferences in DImode, SImode, HImode and
20042 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
20043 Remove constraints for copies between general and floating registers
20044 in soft-float DFmode pattern.
20045 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
20049 2007-03-05 Mike Stump <mrs@apple.com>
20051 * c-common.c (targetcm): Add.
20052 * c-opts.c (c_common_handle_option): Handle language specific
20054 * opts.c (handle_option): Verify language for target options, if
20056 * opth-gen.awk: Add CL_LANG_ALL.
20057 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
20058 (TARGETCM_INITIALIZER): Add.
20059 * target.h (struct gcc_targetcm): Add.
20061 * targhooks.c (default_handle_c_option): Add.
20062 * targhooks.h (default_handle_c_option): Add.
20063 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
20065 * config/darwin.opt (iframework): Add.
20066 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
20067 * config/darwin-c.c (handle_c_option): Add.
20068 (TARGET_HANDLE_C_OPTION): Add.
20070 * doc/invoke.texi (Darwin Options): Add -iframework.
20072 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20074 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
20077 2007-03-05 Ian Lance Taylor <iant@google.com>
20079 * c.opt (fgnu89-inline): New option.
20080 * c-opts.c (c_common_post_options): Set default value for
20082 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
20083 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
20085 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
20086 (grokdeclarator, start_function): Likewise.
20087 * c-cppbuiltin.c (c_cpp_builtins): Define either
20088 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
20089 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
20090 (C Dialect Options): Document -fgnu89-inline.
20091 * doc/extend.texi (Function Attributes): Explain what the
20092 gnu_inline attribute does.
20093 * doc/cpp.texi (Common Predefined Macros): Document
20094 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20096 2007-03-05 Ian Lance Taylor <iant@google.com>
20098 PR tree-optimization/31034
20099 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
20100 half-range if the other side is an overflow infinity.
20102 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
20104 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
20105 (bfin*-linux-uclibc*): New configuration.
20106 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
20108 * config/bfin/linux.h: New file.
20109 * config/bfin/libgcc-bfin.ver: New file.
20110 * config/bfin/t-bfin-uclinux: New file.
20111 * config/bfin/t-bfin-linux: New file.
20112 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
20113 (TARGET_OS_CPP_BUILTINS): New macro.
20115 2007-03-05 Richard Guenther <rguenther@suse.de>
20117 * fold-const.c (fold_binary): Remove duplicate folding
20118 of comparison of non-null ADDR_EXPR against null.
20120 2007-03-05 Richard Guenther <rguenther@suse.de>
20121 Dorit Nuzman <dorit@il.ibm.com>
20123 PR tree-optimization/26420
20124 * tree-vectorizer.c (vectorize_loops): Bail out early if there
20125 are no loops in the function. Only print the number of
20126 vectorized loops if it is greater than zero or we are supposed
20127 to print information about unvectorized loops.
20129 2007-03-05 Revital Eres <eres@il.ibm.com>
20131 * gcc.dg/var-expand1.c: New test.
20132 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
20133 when an accumulator is expanded.
20135 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20138 * c-common.c (convert_and_check): Don't give warnings for
20139 conversion if 'expr' already overflowed.
20141 2007-03-04 Roger Sayle <roger@eyesopen.com>
20143 PR middle-end/30744
20144 * fold-const.c (fold_comparison): Enforce type consistency when
20145 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
20147 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
20149 * tree-ssa-address.c (create_mem_ref): Do not put an expression
20150 containing a cast to the base of TARGET_MEM_REF.
20152 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
20154 * tree.c (tree_contains_struct_check_failed): Remove spurious
20155 whitespace from error message.
20157 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
20160 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
20161 instead of precision.
20163 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
20164 Nathan Sidwell <nathan@codesourcery.com>
20166 * emit-rtl.c (find_auto_inc): New.
20167 (try_split): recreate REG_INC notes,
20168 Use regular for loops rather than whiles.
20170 2007-03-03 Andreas Schwab <schwab@suse.de>
20172 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
20173 * configure: Regenerate.
20175 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20177 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
20178 flag_rounding_math, not flag_unsafe_math_optimizations.
20180 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
20182 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
20183 alpha_fold_vector_minmax): Likewise.
20184 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20185 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
20187 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20189 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
20190 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
20191 if the lhs has side-effects.
20192 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
20194 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20196 * config/i386/i386.h (TUNEMASK): Remove define.
20197 (ARCHMASK): Remove define.
20198 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
20199 Use ix86_arch_mask variable instead of ARCHMASK.
20200 * config/i386/i386.c (override_options): Ditto.
20201 (standard_80387_constant_p): Ditto.
20203 2007-03-02 Ian Lance Taylor <iant@google.com>
20205 Used signed infinities in VRP.
20206 * tree-vrp.c (uses_overflow_infinity): New static function.
20207 (supports_overflow_infinity): New static function.
20208 (make_overflow_infinity): New static function.
20209 (negative_overflow_infinity): New static function.
20210 (positive_overflow_infinity): New static function.
20211 (is_negative_overflow_infinity): New static function.
20212 (is_positive_overflow_infinity): New static function.
20213 (is_overflow_infinity): New static function.
20214 (overflow_infinity_range_p): New static function.
20215 (compare_values_warnv): New function split out of compare_values.
20216 (compare_value): Call it.
20217 (set_value_range_to_nonnegative): Add overflow_infinity
20218 parameter. Change caller.
20219 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
20221 (vrp_expr_computes_nonzero): Likewise.
20222 (compare_ranges, compare_range_with_value): Likewise.
20223 (compare_name_with_value, compare_names): Likewise.
20224 (vrp_evaluate_conditional): Likewise.
20225 (set_value_range): Handle infinity
20226 (vrp_operand_equal_p, operand_less_p): Likewise.
20227 (extract_range_from_assert): Likewise.
20228 (vrp_int_const_binop): Likewise.
20229 (extract_range_from_binary_expr): Likewise.
20230 (extract_range_from_unary_expr): Likewise.
20231 (extract_range_from_comparison): Likewise.
20232 (extract_range_from_expr): Likewise.
20233 (dump_value_range): Likewise.
20234 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
20235 (test_for_singularity): Likewise.
20236 (vrp_int_const_binop): Remove inline qualifier.
20237 (adjust_range_with_scev): Add comment.
20238 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20240 2007-03-02 Diego Novillo <dnovillo@redhat.com>
20242 * tree-ssa-structalias.c (could_have_pointers): Tidy.
20243 (get_constraint_for): Likewise.
20244 (do_structure_copy): Likewise.
20245 (find_func_aliases): Fix references to MODIFY_EXPR.
20246 (intra_create_variable_infos): Tidy.
20247 * tree-ssa-operands.c (add_virtual_operand): Add argument
20249 When adding members of alias sets, if IS_CALL_SITE is true and
20250 the symbol is not call-clobbered, skip it.
20251 Adjust all callers.
20253 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20255 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
20256 entry by means of emit_insn_at_entry.
20258 2007-03-02 Richard Henderson <rth@redhat.com>
20260 * expr.h (promoted_input_arg): Remove decl.
20261 * function.c (promoted_input_arg): Merge into ...
20262 * combine.c (setup_incoming_promotions): ... only caller.
20263 Rearrange to avoid double loop.
20265 2007-03-02 Ben Elliston <bje@au.ibm.com>
20266 Peter Bergner <bergner@vnet.ibm.com>
20267 Janis Johnson <janis187@us.ibm.com>
20269 * config/rs6000/dfp.md: New file.
20270 * config/rs6000/rs6000.md: Include dfp.md.
20271 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
20272 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
20273 and TDmode decimal float modes in FP registers.
20274 (num_insns_constant): Likewise.
20275 (rs6000_legitimate_offset_address_p): Likewise.
20276 (rs6000_legitimize_address): Likewise.
20277 (rs6000_legitimize_reload_address): Likewise.
20278 (rs6000_legitimate_address): Likewise.
20279 (rs6000_emit_move): Likewise.
20280 (function_arg_boundary): Likewise.
20281 (function_arg_advance): Likewise.
20282 (rs6000_darwin64_record_arg_recurse): Likewise.
20283 (function_arg): Likewise.
20284 (rs6000_gimplify_va_arg): Likewise.
20285 (rs6000_split_multireg_move): Likewise.
20286 (rs6000_output_function_epilogue): Likewise.
20287 (rs6000_output_function_epilogue): Likewise.
20288 (rs6000_register_move_cost): Likewise.
20289 (rs6000_function_value): Likewise.
20290 (rs6000_libcall_value): Likewise.
20292 2007-03-02 Richard Sandiford <richard@codesourcery.com>
20294 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
20296 2007-03-02 Richard Sandiford <richard@codesourcery.com>
20298 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
20299 Use $MULTIDIR to choose between the kernel and RTP headers,
20300 and use $WIND_BASE and $WIND_USR to locate them.
20302 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20304 * config/i386/i386.c (override_options): Put initialization of
20305 ix86_tune_mask and ix86_arch_mask to the correct place.
20307 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20308 Michael Meissner <michael.meissner@amd.com>
20311 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
20312 (ARCHMASK): Define.
20313 (TARGET_CMOVE): Use ARCHMASK.
20314 (TARGET_CMPXCHG): Ditto.
20315 (TARGET_CMPXCHG8B): Ditto.
20316 (TARGET_XADD): Ditto.
20317 (TARGET_BSWAP): Ditto.
20318 * config/i386/i386.c (ix86_tune_mask): New global variable.
20319 (ix86_arch_mask): Ditto.
20320 (override_options): Initialize ix86_tune_mask and
20321 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
20324 2007-03-02 Ben Elliston <bje@au.ibm.com>
20327 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
20329 2007-03-02 Joseph Myers <joseph@codesourcery.com>
20331 * target.h (init_dwarf_reg_sizes_extra): New target hook.
20332 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
20333 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
20334 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
20336 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
20337 rs6000_init_dwarf_reg_sizes_extra): New.
20338 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
20339 SPE register high parts.
20341 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
20343 * Makefile.in: Add install-pdf target as
20344 copied from automake v1.10 rules.
20345 * configure.ac: Add install-pdf to target list.
20346 * configure: Regenerate.
20348 2007-03-01 Paul Brook <paul@codesourcery.com>
20350 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
20351 modes to LDRD for DImode.
20352 (output_move_double): Fixup out of range ldrd/strd.
20353 (vfp_secondary_reload_class): Rename...
20354 (coproc_secondary_reload_class): ... to this. Add wb argument.
20355 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
20356 coproc_secondary_reload_class for CLASS_IWMMXT.
20357 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
20358 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
20360 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
20362 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
20363 unroll factor by the estimated number of iterations.
20364 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
20365 than prefetch latency.
20367 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
20368 decode_caches_intel, detect_caches_intel): New functions.
20369 (host_detect_local_cpu): Use detect_caches_amd and
20370 detect_caches_intel.
20372 2007-03-01 Richard Henderson <rth@redhat.com>
20374 * expr.c (emit_move_complex_push): Export.
20375 (emit_move_complex_parts): Split out from ...
20376 (emit_move_complex): ... here.
20377 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
20378 * config/i386/i386.md (movcdi): New.
20380 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
20382 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
20383 size of mode1 to check for tieable modes in MMX case.
20385 2007-03-01 Richard Sandiford <richard@codesourcery.com>
20387 * Makefile.in (rtlanal.o): Depend on tree.h.
20388 * rtl.h (offset_within_section_p, split_const): Declare.
20389 * rtlanal.c: Include tree.h.
20390 (offset_within_block_p): New function, taken from
20391 mips_offset_within_object_p.
20392 (split_const): New function, taken from mips_split_const.
20393 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
20395 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
20396 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
20397 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
20398 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
20399 (m68k_illegitimate_symbolic_constant_p): New function.
20400 * config/m68k/m68k.md (movsi): Remove misleading predicates.
20401 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
20402 symbolic constant that might be outside the symbol's section,
20403 move the symbol first and then add the offset.
20404 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
20406 * config/mips/mips.c (mips_split_const): Delete.
20407 (mips_offset_within_object_p): Delete.
20408 (mips_symbolic_constant_p): Use offset_within_section_p and
20409 split_const instead of mips_offset_within_object_p and
20411 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
20412 (mips_legitimize_const_move, print_operand_reloc)
20413 (mips_dangerous_for_la25_p): Use split_const instead of
20416 2007-02-28 Eric Christopher <echristo@apple.com>
20418 * Makefile.in (install-include-dir): Don't rm -rf include.
20420 2007-02-28 Richard Guenther <rguenther@suse.de>
20422 PR middle-end/30364
20423 * fold-const.c (fold_binary): Do not associate expressions
20424 with more than one variable for integer types that do not wrap.
20426 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
20428 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
20429 Delete, and replace with...
20430 (fold_builtin_call_array): This. Update callers to use it.
20431 * fold-const.c (fold_build_call_list): Delete, and replace with...
20432 (fold_build_call_array): This.
20433 (fold_build_call_list_initializer): Delete, and replace with...
20434 (fold_build_call_array_initializer): This.
20435 * tree.h: Update declarations to reflect above changes.
20437 * c-typeck.c (build_function_call): Store converted arguments
20438 in a stack-allocated array instead of building a list.
20439 (convert_arguments): Store arguments in the array passed in as an
20440 argument, and return the actual number of arguments.
20441 * c-format.c: (check_function_format): Pass arguments in an
20442 array instead of a list.
20443 * c-common.c (check_function_nonnull): Likewise.
20444 (check_function_sentinel): Likewise.
20445 (check_function_arguments): Likewise.
20446 * c-common.h: Update declarations to reflect above changes.
20448 2007-02-28 Jan Hubicka <jh@suse.cz>
20450 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
20451 PRED_NEGATIVE_RETURN): Update outcomes.
20453 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
20455 * calls.c (emit_library_call_value_1): Handle partial registers
20456 correctly when building up CALL_INSN_FUNCTION_USAGE.
20458 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20460 * pa/predicates.md (move_src_operand): Allow zero for mode.
20461 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
20464 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
20467 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
20468 *movv2df_internal): Enable pattern only for valid operand
20470 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
20471 tie only 128bit modes. For MMX registers, tie only 64bit modes.
20473 2007-02-27 Mike Stump <mrs@apple.com>
20475 * config/darwin-crt3.c: Avoid compilation when compiling for a
20478 2007-02-27 Joseph Myers <joseph@codesourcery.com>
20480 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
20482 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
20483 for fixed headers and limits.h.
20484 (install-include-dir, install-headers-tar, install-headers-cpio,
20485 install-headers-cp, real-install-headers-tar,
20486 real-install-headers-cpio, real-install-headers-cp): Handle
20487 include-fixed as well as include.
20488 (install-mkheaders): Don't install files that go only in include
20490 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
20491 from GCC_INCLUDE_DIR.
20492 * gcc.c (process_command): Remove special -BstageN/ handling.
20493 (do_spec_1): Add include-fixed directories.
20495 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20497 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
20499 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
20501 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
20504 2007-02-27 Mark Mitchell <mark@codesourcery.com>
20506 * c-common.c (get_priority): Add check for
20507 SUPPORTS_INIT_PRIORITY.
20509 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20511 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
20513 * config/bfin/bfin.c: Include "cfglayout.h".
20514 (MAX_LSETUP_DISTANCE): New macro.
20515 (struct loop_info): New members incoming, incoming_src and
20516 incoming_dest. Delete member predecessor.
20517 (length_for_loop): New function.
20518 (bfin_optimize_loop): Handle more different loop structures.
20519 (bfin_discover_loop): Rework detection of predecessor blocks by
20520 examining incoming edges.
20521 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
20523 (bfin_reorder_loops): New function.
20524 (bfin_reorg_loops): Use these three new functions.
20526 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
20527 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
20528 (CONSTRAINT_LEN): Add entry for 'q'.
20529 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
20530 Add 'q' constraints.
20531 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20532 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20534 * config/bfin/bfin.md (add_with_carry): New pattern.
20535 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20536 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20537 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20538 support unsigned multiplies too. Removed incorrect commutativity from
20539 operand 1 constraint where appropriate.
20540 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20542 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20543 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20545 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20546 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20547 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20548 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20549 usmulhisi_hh_huh): New patterns.
20551 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20552 lshifthi3): Fix output template to use half reg for operand 2.
20554 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20557 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20559 2007-02-27 Andreas Schwab <schwab@suse.de>
20561 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20563 2007-02-27 Jan Hubicka <jh@suse.cz>
20565 * predict.c (last_basic_block_p): Remove.
20566 (tree_estimate_probability): Update return heuristic for commonized
20569 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20571 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20573 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20575 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20576 * doc/cpp.texi: Standardize title page.
20577 * doc/cppinternals.texi: Likewise.
20578 * doc/gcc.texi: Standardize title page, remove version number
20579 from copyright page.
20580 * doc/gccint.texi: Likewise.
20581 * doc/install.texi: Standardize title page, add table of
20584 2007-02-26 Jan Hubicka <jh@suse.cz>
20586 * predict.def: Set outcomes according to more recent results.
20587 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20588 Remove dead predictors.
20589 * predict.c (return_prediction): Fix pasto.
20591 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20593 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20594 change; avoid a memory leak when returning early.
20596 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20598 * c-decl.c (static_ctors): Move to c-common.c.
20599 (static_dtors): Likewise.
20600 (finish_function): Use c_record_cdtor_fn.
20601 (build_cdtor): Move to c-common.c.
20602 (c_write_global_declarations): Use c_build_cdtor_fns.
20603 * c-common.h (static_ctors): Declare.
20604 (static_dtors): Likewise.
20605 (c_record_cdtor_fn): Likewise.
20606 (c_build_cdtor_fns): Likewise.
20607 * c-common.c (static_ctors): New variable.
20608 (static_dtors): Likewise.
20609 (c_record_cdtor_fn): New function.
20610 (build_cdtor): Move from c-decl.c
20611 (c_build_cdtor_fns): New function.
20613 * output.h (assemble_addr_to_section): Declare.
20614 (get_cdtor_priority_section): Likewise.
20615 * varasm.c (assemble_addr_to_section): New function.
20616 (get_cdtor_priority_section): Likewise.
20617 (default_named_section_asm_out_destructor): Use them.
20618 (destor_dtor_section_asm_out_destructor): Likewise.
20619 (default_named_section_asm_out_constructor): Likewise.
20620 (default_ctor_section_asm_out_constructor): Likewise.
20621 * config.gcc (*-*-vxworks*): Include vxworks.o.
20622 * config/t-vxworks (vxworks.o): New target.
20623 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20624 (TARGET_ASM_CONSTRUCTOR): Define.
20625 (TARGET_ASM_DESTRUCTOR): Likewise.
20626 (vxworks_asm_out_constructor): Declare.
20627 (vxworks_asm_out_destructor): Likewise.
20629 * c-common.c (get_priority): Check that we have not just an
20630 INTEGER_CST, but an integer constant with integeral type.
20632 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20634 PR tree-optimization/30938
20635 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20636 use &dt[nargs-1] instead of &dt[nargs] in the call to
20637 vect_is_simple_use().
20639 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20641 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20642 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20643 Do not attempt to handle MEM inside auto-inc expressions.
20644 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20645 of a register modified by an auto-inc expression. However, do handle
20646 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20647 (elimination_effects): Prohibit elimination of a register modified
20648 by an auto-inc expression. Disable register elimination rules whose
20649 target register is modified by an auto-inc expression with variable
20652 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20654 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20656 (array_at_struct_end_p): New function.
20657 (idx_infer_loop_bounds): Use it.
20658 (estimate_numbers_of_iterations_loop): Export.
20659 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20660 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20661 (tree_estimate_probability): Call record_loop_exits.
20662 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20663 (estimated_loop_iterations, estimated_loop_iterations_int,
20664 estimated_loop_iterations_tree): New functions.
20665 (analyze_siv_subscript_cst_affine,
20666 compute_overlap_steps_for_affine_1_2,
20667 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20668 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20669 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20670 (PRED_LOOP_ITERATIONS_GUESSED): New.
20671 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20672 * cfgloop.h (estimate_numbers_of_iterations_loop,
20673 estimated_loop_iterations_int): Declare.
20675 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20677 * doc/extend.texi: Document optional priority argument to
20678 constructors and destructors.
20679 * tree.c (init_priority_for_decl): Adjust GTY markers.
20680 (init_ttree): Use priority-info hash functions for
20681 init_priority_for_decl.
20682 (tree_map_eq): Rename to ...
20683 (tree_map_base_eq): ... this.
20684 (tree_map_marked_p): Rename to ...
20685 (tree_map_base_marked_p): ... this.
20686 (tree_map_base_hash): New function.
20687 (decl_init_priority_lookup): Rework.
20688 (decl_fini_priority_lookup): New function.
20689 (decl_priority_info): New function.
20690 (decl_init_priority_insert): Use it.
20691 (decl_fini_priority_insert): Likewise.
20692 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20694 (decl_restrict_base_insert): Likewise.
20695 (decl_debug_expr_insert): Likewise.
20696 (decl_value_expr_lookup): Likewise.
20697 (decl_value_expr_insert): Likewise.
20698 * tree.h (priority_type): New type.
20699 (decl_init_priority_lookup): Use priority_type.
20700 (decl_fini_priority_lookup): New function.
20701 (decl_init_priority_insert): Use priority_type.
20702 (decl_fini_priority_insert): New function.
20703 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20704 (DECL_INIT_PRIORITY): Likewise.
20705 (SET_DECL_INIT_PRIORITY): Add comment.
20706 (DECL_FINI_PRIORITY): New macro.
20707 (SET_DECL_FINI_PRIORITY): Likewise.
20708 (DEFAULT_INIT_PRIORITY): Document.
20709 (MAX_INIT_PRIORITY): Likewise.
20710 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20711 (tree_map_base): New type.
20712 (tree_map_base_eq): New function.
20713 (tree_map_base_hash): Likewise.
20714 (tree_map_base_marked_p): Likewise.
20715 (tree_map): Inherit from tree_map_base.
20716 (tree_map_eq): Make it a macro.
20717 (tree_map_marked_p): Likewise.
20718 (tree_int_map): Inherit from tree_map_base.
20719 (tree_int_map_eq): Make it a macro.
20720 (tree_int_map_hash): Likewise.
20721 (tree_int_map_marked_p): Likewise.
20722 (tree_priority_map): New type.
20723 (tree_priority_map_eq): New macro.
20724 (tree_priority_map_hash): Likewise.
20725 (tree_priority_map_marked_p): Likewise.
20726 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20728 (emutls_common_1): Likewise.
20729 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20730 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20731 of tree_map hierarchy.
20732 * tree-cfg.c (move_stmt_r): Likewise.
20733 (new_label_mapper): Likewise.
20734 * c-tree.h (c_expand_body): Move to ...
20735 * c-common.h (c_expand_body): ... here.
20736 * c-decl.c (c_expand_body): Move to ...
20737 * c-common.c (c_expand_body): ... here.
20738 (c_common_attribute_table): Allow 1 argument for the constructor
20739 and destructor attributes.
20740 (get_priority): New function.
20741 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20742 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20744 2007-02-24 Jan Hubicka <jh@suse.cz>
20746 PR middle-end/30509
20747 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20748 copying for inlining.
20750 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20751 Jan Hubicka <jh@suse.cz>
20754 * i386.c (counter_mode): New function.
20755 (expand_set_or_movmem_via_loop): Use it.
20756 (expand_movmem_epilogue): Likewise; fix pasto.
20757 (ix86_expand_movmem): Do emit guard even for constant counts.
20758 (ix86_expand_setmem): Likewise.
20760 2007-02-25 Nick Clifton <nickc@redhat.com>
20762 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20763 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20765 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20768 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20769 count argument with 0x10, not with 0x16.
20770 (expand_setmem_epilogue): Ditto.
20772 2007-02-24 Mike Stump <mrs@apple.com>
20774 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20777 2007-02-24 Richard Guenther <rguenther@suse.de>
20779 PR middle-end/30951
20780 * fold-const.c (fold_binary): Fold x +- CST op x for
20781 EQ_EXPR and NE_EXPR.
20783 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20785 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20787 2007-02-24 Jan Hubicka <jh@suse.cz>
20789 * cgraphunit.c (decide_is_function_needed): Honor
20790 -fkeep-inline-functions.
20792 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20794 * builtins.c (fold_builtin_modf): New.
20795 (fold_builtin_2): Use it.
20797 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20799 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20800 (determine_max_iter): Take additional LOOP arg; all callers changed.
20801 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20802 one using simplifications.
20803 (simplify_using_initial_values): Return if the expression becomes
20804 invalid due to altered regs.
20806 2007-02-23 DJ Delorie <dj@redhat.com>
20808 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20810 2007-02-23 Mike Stump <mrs@apple.com>
20812 * tlink.c (scan_linker_output): Parse linker messages from
20813 darwin9's linker better.
20815 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20818 * varpool.c (varpool_assemble_pending_decls): Set
20819 varpool_last_needed_node to null.
20821 2007-02-23 DJ Delorie <dj@redhat.com>
20823 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20824 alignment bigger than the object file can handle.
20826 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20829 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20830 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20831 (*movsf_1): Penalize MMX moves.
20833 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20835 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20836 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20838 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20840 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20842 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20843 (fold_builtin_1): Use them.
20844 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20845 BUILT_IN_SIGNIFICAND.
20847 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20849 * config/i386/i386.c (bdesc_1arg): Initialize
20850 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20851 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20852 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20853 and IX86_BUILTIN_MOVSLDUP.
20855 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20857 PR rtl-optimization/30841
20858 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20860 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20862 * builtins.c (fold_builtin_frexp): New.
20863 (fold_builtin_2): Use it.
20865 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20867 * doc/invoke.texi (Spec Files): Document getenv spec function.
20869 * gcc.c (getenv_spec_function): New function.
20870 (static_spec_functions): Add it.
20871 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20872 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20875 2007-02-22 Michael Matz <matz@suse.de
20878 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20879 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20881 2007-02-22 Ian Lance Taylor <iant@google.com>
20884 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20885 (mem_loc_descriptor): Call it.
20887 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20888 Ira Rosen <irar@il.ibm.com>
20890 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20892 2007-02-22 Ira Rosen <irar@il.ibm.com>
20894 PR tree-optimization/30843
20895 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20896 stores only after all the group is vectorized.
20898 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20900 PR tree-optimization/30858
20901 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20902 in the reduction cycle have a single use in the loop.
20903 * tree-vectorizer.h (relevant): Add documentation.
20905 2007-02-20 Mike Stump <mrs@apple.com>
20907 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20908 * configure: Regenerate.
20910 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20912 Change the defaults of some parameters and options.
20913 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20914 * config/spu/spu.c (spu_optimization_options): Add.
20915 (spu_override_options): Change params in spu_optimization_options.
20916 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20918 Register 127 is only 16 byte aligned when used as a frame pointer.
20919 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20920 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20921 HARD_FRAME_POINTER_REGNUM.
20922 (spu_legitimate_address): Use regno_aligned_for_reload.
20923 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20924 aligned when frame_pointer_needed is true.
20925 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20927 * config/spu/spu.h (INIT_EXPANDERS): Define.
20929 Make sure shift and rotate instructions have valid immediate operands.
20930 * config/spu/predicates.md (spu_shift_operand): Remove.
20931 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20932 * config/spu/constraints.md (W, O): Extend range.
20933 * config/spu/spu.md (umask, nmask): Define.
20934 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20935 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20936 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20937 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20938 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20939 (lshr<mode>3_reg): Fix rtl description.
20941 Make sure mulhisi immediate operands are valid.
20942 * config/spu/predicates.md (imm_K_operand): Add.
20943 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20945 Generate constants using fsmbi and andi.
20946 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20947 (print_operand, spu_split_immediate, classify_immediate,
20948 fsmbi_const_p): Handle IC_FSMBI2.
20950 Correctly handle a CONST_VECTOR containing symbols.
20951 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20952 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20953 (immediate_load_p): Allow symbols that use 2 instructions to create.
20954 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20955 with symbols when flag_pic is set.
20956 (const_vector_immediate_p): New.
20957 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20958 accept a CONST_VECTOR with symbols.
20959 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20960 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20962 * config/spu/spu.md (high, low): Delete.
20963 (low_<mode>): Define.
20965 Remove INTRmode and INTR_REGNUM, which didn't work.
20966 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20968 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20969 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20970 peephole2 pattern): Don't use INTR or 131.
20971 (movintrcc): Delete.
20972 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20973 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20974 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20975 (UNSPEC_SET_INTR): Add.
20976 * config/spu/spu-modes.def (INTR): Remove.
20978 More accurate warnings about run-time relocations.
20979 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20981 Correctly warn about immediate arguments to specific intrinsics.
20982 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20983 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20984 the instruction predicate.
20986 Fix tree check errors with latest update.
20987 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20989 (spu_expand_builtin): Use CALL_EXPR_FN.
20991 Add missing specific intrinsics.
20992 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20994 * config/spu/spu_internals.h: Ditto.
20996 Fix incorrect operand modifiers.
20997 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20998 * config/spu/spu.md (xor<mode>3): Change %S to %J.
21000 Optimize one case of zero_extend of a vec_select.
21001 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
21003 Accept any immediate for hbr.
21004 * config/spu/spu.md (hbr): Change s constraints to i.
21006 2007-02-21 Paul Brook <paul@codesourcery.com>
21008 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
21009 condexec_count when skipping USE and CLOBBER.
21011 2007-02-21 Nick Clifton <nickc@redhat.com>
21013 * common.opt (Warray-bounds): Add Warning attribute.
21014 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
21016 (fsized-zeroes): Add Optimization attribute.
21017 (fsplit-wide-types, ftree-scev-cprop): Likewise.
21018 * c.opt (Wc++0x-compat): Add Warning attribute.
21020 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
21022 PR middle-end/30761
21023 * reload1.c (eliminate_regs_in_insn): In the single_set special
21024 case, attempt to re-recognize the insn before falling back to
21025 having reload fix it up.
21027 2007-02-20 Eric Christopher <echristo@gmail.com>
21029 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
21030 Rewrite accordingly.
21031 (frv_read_iacc_argument): Ditto.
21032 (frv_expand_set_builtin): Take a call instead of arglist, update for
21034 (frv_expand_unop_builtin): Ditto.
21035 (frv_expand_binop_builtin): Ditto.
21036 (frv_expand_cut_builtin): Ditto.
21037 (frv_expand_binopimm_builtin): Ditto.
21038 (frv_expand_voidbinop_builtin): Ditto.
21039 (frv_expand_int_void2arg): Ditto.
21040 (frv_expand_prefetches): Ditto.
21041 (frv_expand_voidtriop_builtin): Ditto.
21042 (frv_expand_voidaccop_builtin): Ditto.
21043 (frv_expand_load_builtin): Ditto.
21044 (frv_expand_store_builtin): Ditto.
21045 (frv_expand_mdpackh_builtin): Ditto.
21046 (frv_expand_mclracc_builtin): Ditto.
21047 (frv_expand_mrdacc_builtin): Ditto.
21048 (frv_expand_mwtacc_builtin): Ditto.
21049 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
21052 2007-02-20 Janis Johnson <janis187@us.ibm.com>
21054 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
21055 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
21057 (HAVE_GAS_DFP): Check for assembler support of decimal floating
21058 point instructions.
21059 * configure: Regenerate.
21060 * config.in: Regenerate.
21061 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
21062 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
21063 masks to power6 and power6x and to POWERPC_MASKS.
21064 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21066 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
21067 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
21068 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21069 Access PROTOTYPE as variable, not mask.
21071 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21073 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
21074 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
21075 * combine.c (adjust_for_new_dest): Use it.
21076 * postreload.c (reload_combine): Likewise.
21078 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21080 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
21081 notes on an insn with multiple sets, even if single_set returns
21082 non-NULL for that insn.
21084 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21086 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
21087 scalbn and scalbln.
21089 2007-02-20 Geoffrey Keating <geoffk@apple.com>
21091 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
21092 if user didn't pass it.
21093 * config/i386/darwin.h (CC1_SPEC): Likewise.
21094 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
21095 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
21096 -mmacosx-version-min.
21098 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21099 Uros Bizjak <ubizjak@gmail.com>
21101 * optabs.h (enum optab_index): Add new OTI_scalb.
21102 (scalb_optab): Define corresponding macro.
21103 * optabs.c (init_optabs): Initialize scalb_optab.
21104 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
21106 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
21107 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
21108 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
21109 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
21110 flag_unsafe_math_optimizations is set.
21112 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
21113 to implement scalbf, scalb and scalbl built-ins as inline x87
21116 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21117 DJ Delorie <dj@redhat.com>
21120 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
21121 (diagnostic_report_diagnostic): ... here, and turn them into real
21122 errors. If warnings are inhibited, no need to do anything.
21124 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
21126 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
21127 better code generation.
21129 2007-02-20 Ben Elliston <bje@au.ibm.com>
21131 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
21133 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
21135 * config/alpha/alpha.c, config/alpha/alpha.md,
21136 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
21137 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
21138 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
21139 config/arm/lib1funcs.asm: Follow spelling conventions.
21141 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
21142 config/fr30/fr30.md, config/i386/i386.h,
21143 config/iq2000/iq2000.h, config/iq2000/predicates.md,
21144 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
21145 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
21146 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
21147 config/rs6000/altivec.md, config/rs6000/rs6000.c,
21148 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
21149 config/sparc/sparc.c, config/sparc/sparc.h,
21150 config/sparc/sparc.md, config/spu/constraints.md,
21151 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
21154 2007-02-20 Alan Modra <amodra@bigpond.net.au>
21157 * varasm.c (use_blocks_for_decl_p): Return false for decls with
21160 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21162 * doc/invoke.texi (-ftree-lrs): Remove.
21164 2007-02-19 Diego Novillo <dnovillo@redhat.com>
21166 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
21169 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
21171 * config/ia64/ia64.c (ia64_expand_builtin): Use the
21172 new CALL_EXPR_FN macro for retrieving the function
21173 declaration of the input expression.
21175 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21177 * c.opt (Waddress): New.
21178 * common.opt (Walways-true): Delete.
21179 (Wstring-literal-comparison): Delete.
21180 * doc/invoke.texi (Warning Options): Delete -Walways-true and
21181 -Wstring-literal-comparison. Add -Waddress.
21183 (Walways-true): Delete.
21184 (Wstring-literal-comparison): Delete.
21185 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
21186 consistently instead of -Walways-true in example.
21187 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
21188 * c-typeck.c (parser_build_binary_op): Replace
21189 -Wstring-literal-comparison and -Walways-true with -Waddress.
21190 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
21193 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21195 * tree-cfg.c (dump_function_to_file): Be prepared for functions
21196 without DECL_STRUCT_FUNCTION initialized.
21198 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21200 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
21201 due to calls to functions taking pointers as parameters.
21203 2007-02-19 Richard Henderson <rth@redhat.com>
21206 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
21209 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
21211 * config/s390/s390.c (s390_call_saved_register_used,
21212 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
21213 accessed to the new scheme.
21215 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21217 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
21218 (cris_print_index, cris_print_operand, cris_print_operand_address)
21219 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
21220 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
21221 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
21222 GET_CODE () == xxx.
21223 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
21224 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
21225 GO_IF_LEGITIMATE_ADDRESS): Ditto.
21226 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
21227 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
21228 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
21229 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
21230 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
21231 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
21232 (uminsi3, call, call_value): Ditto.
21233 (define_split: indir_to_reg_split, unnamed): Ditto.
21235 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
21237 PR tree-optimization/30975
21238 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
21241 2007-02-18 Eric Christopher <echristo@gmail.com>
21243 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
21244 Remove use of arglist.
21245 (mips_expand_builtin): Remove use of arglist, pass in expr.
21246 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
21247 (mips_expand_builtin_movtf): Ditto.
21248 (mips_expand_builtin_compare): Ditto.
21250 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21252 * tree-sra.c (sra_build_assignment): Replace assertion
21253 checking with a comment explaining why it can't be done.
21255 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
21257 PR middle-end/30833
21258 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
21259 during CALL_EXPR representation conversion.
21260 * tree-ssa-propagate.c (set_rhs): Likewise.
21262 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21264 * tree-sra.c (sra_build_assignment): Disable assertion checking
21267 2007-02-18 Roger Sayle <roger@eyesopen.com>
21269 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
21270 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21271 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
21273 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
21274 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
21275 gimplify_init_ctor_eval_range, gimple_push_cleanup,
21276 gimplify_omp_for, gimplify_omp_atomic_pipeline,
21277 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
21278 force_gimple_operand): Likewise.
21279 * ipa-cp.c (constant_val_insert): Likewise.
21280 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
21281 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
21282 perfect_nestify): Likewise.
21283 * langhooks.c (lhd_omp_assignment): Likewise.
21284 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
21285 lower_copyprivate_clauses, lower_send_clauses,
21286 lower_send_shared_vars, expand_parallel_call,
21287 expand_omp_for_generic, expand_omp_for_static_nochunk,
21288 expand_omp_for_static_chunk, expand_omp_sections,
21289 lower_omp_single_copy, lower_omp_for_lastprivate,
21290 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
21291 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21292 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
21295 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21297 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
21298 config/sh/sh.md: Follow spelling conventions.
21300 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
21301 config/frv/predicates.md: Follow spelling conventions.
21303 * config/m68k/linux-unwind.h: Fix a comment typo.
21304 * target.h: Follow spelling conventions.
21306 2007-02-18 Roger Sayle <roger@eyesopen.com>
21308 PR rtl-optimization/28173
21309 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
21310 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
21311 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
21312 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
21313 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
21315 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21317 * builtins.c (fold_builtin_load_exponent): New.
21318 (fold_builtin_2): Use it.
21320 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
21322 PR rtl-optimization/30773
21323 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
21324 if we fail to attach a REG_EQUIV note.
21326 2007-02-18 David Edelsohn <edelsohn@gnu.org>
21327 Roger Sayle <roger@eyesopen.com>
21329 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
21331 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
21333 * calls.c (initialize_argument_information): Pass original EXP
21334 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
21335 code to split complex arguments here, as part of initializing the
21337 (expand_call): Remove code that builds a list of arguments and
21338 inserts implicit arguments into it. Instead, just count how many
21339 implicit arguments there will be so we can determine the size of
21340 the ARGS array, and let initialize_argument_information do the work.
21341 (split_complex_values): Delete unused function.
21343 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
21345 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
21347 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
21349 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
21350 for arg pointer based indexed addressing.
21352 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21354 * config/ia64/ia64.h, config/ia64/ia64.md,
21355 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
21356 spelling conventions.
21358 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21360 * config/m68k/m68k.c (split_di): New.
21361 * config/m68k/m68k-protos.h: Declare split_di.
21362 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
21363 Improve predicate handling and split constant shifts.
21365 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21367 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
21368 parameter for register bitfield operations, general predicates
21371 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21373 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
21374 * config/m68k/linux-unwind.h: New file.
21376 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21378 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
21379 config/i386/athlon.md, config/ia64/ia64.md,
21380 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
21381 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
21382 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
21383 tree-ssa-loop-niter.c, tree-vect-analyze.c,
21384 tree-vect-transform.c: Fix comment typos.
21386 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
21388 * sched-deps.c (find_insn_list): Remove.
21389 * sched-int.h: Remove the prototype for find_insn_list.
21391 2007-02-16 Geoffrey Keating <geoffk@apple.com>
21393 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
21395 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
21396 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
21397 darwin_rs6000_override_options.
21398 (C_COMMON_OVERRIDE_OPTIONS): Expect
21399 darwin_macosx_version_min to be non-NULL always.
21400 (TARGET_C99_FUNCTIONS): Likewise.
21401 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
21402 (DARWIN_MINVERSION_SPEC): New.
21403 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
21404 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
21406 (DARWIN_MINVERSION_SPEC): New.
21407 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
21409 * config/darwin-c.c (darwin_cpp_builtins): Expect
21410 darwin_macosx_version_min to be non-NULL always.
21412 * config/rs6000/rs6000.c: Clean up trailing whitespace.
21414 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
21416 * config/i386/i386.h (x86_use_xchgb): New.
21417 (TARGET_USE_XCHGB): New macro.
21418 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
21419 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
21420 Split after reload into bswaphi for shifts of 8.
21421 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
21422 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
21423 or when optimizing for size.
21425 2007-02-16 Richard Guenther <rguenther@suse.de>
21426 Christian Bruel <christian.bruel@st.com>
21428 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
21429 DECLs but prefer SSA_NAMEs over DECLs.
21431 2007-02-16 Richard Guenther <rguenther@suse.de>
21433 * tree-flow-inline.h (single_imm_use_p): Remove.
21434 (zero_imm_uses_p): Likewise.
21435 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
21436 instead of single_imm_use_p.
21437 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
21440 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21443 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
21444 nested double- and backquotes.
21446 2007-02-15 Roger Sayle <roger@eyesopen.com>
21448 PR middle-end/30391
21449 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
21450 should be unreachable.
21451 (build2_stat): Allow construction of MODIFY_EXPR at any time.
21452 For the time being redirect GIMPLE_MODIFY_STMT to the new
21453 (renamed) build_gimple_modify_stmt_stat.
21454 (build2_gimple_stat): Rename to...
21455 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
21456 Always build a GIMPLE_MODIFY_STMT node.
21457 * tree.h (build2_gimple, build2_gimple_stat): Delete.
21458 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
21461 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
21462 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
21463 * tree-complex.c (set_component_ssa_name, expand_complex_move,
21464 expand_complex_div_wide): Likewise.
21465 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
21466 * tree-ssa-loop-im.c (schedule_sm): Likewise.
21467 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
21468 * tree-ssa-loop-manip.c (create_iv): Likewise.
21469 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
21470 abs_replacement): Likewise.
21471 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
21472 realify_fake_stores): Likewise.
21474 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
21475 node rather than a GIMPLE_MODIFY_STMT node.
21476 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
21477 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
21479 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
21480 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
21481 GIMPLE_MODIFY_STMT.
21483 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21485 PR middle-end/30433
21486 * fold-const.c (fold_comparison): Add back the
21487 folding of constant complex comparisions.
21489 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21491 PR middle-end/30729
21492 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
21493 effects unknown to this function, return early.
21495 2007-02-15 Ian Lance Taylor <iant@google.com>
21497 * lower-subreg.c (move_eh_region_note): New static function.
21498 (resolve_simple_move): Call it.
21499 (decompose_multiword_subregs): Track blocks for which we resolve a
21500 simple move which is also a control flow insn. Pass them to
21501 find_many_sub_basic_blocks.
21502 (pass_lower_subreg): Add TODO_verify_flow.
21503 (pass_lower_subreg2): Likewise.
21505 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21506 Brooks Moses <brooks.moses@codesourcery.com>
21507 Lee Millward <lee.millward@codesourcery.com>
21509 * tree.h (enum tree_code_class): Add tcc_vl_exp.
21510 (VL_EXP_CLASS_P): New.
21511 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
21513 (TREE_OPERAND_CHECK_CODE): Likewise.
21514 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21515 (TREE_RTL_OPERAND_CHECK): Likewise.
21516 (tree_operand_check_failed): Make second parameter the whole tree
21517 instead of its code. Fixed callers.
21518 (VL_EXP_CHECK): New.
21519 (TREE_OPERAND_LENGTH): New.
21520 (VL_EXP_OPERAND_LENGTH): New.
21521 (CALL_EXPR_FN): New.
21522 (CALL_EXPR_STATIC_CHAIN): New.
21523 (CALL_EXPR_ARGS): New.
21524 (CALL_EXPR_ARG): New.
21525 (call_expr_nargs): New.
21526 (CALL_EXPR_ARGP): New.
21527 (build_nt_call_list): Declare.
21528 (build_vl_exp_stat): Declare.
21529 (build_vl_exp): New.
21530 (build_call_list): Declare.
21531 (build_call_nary): Declare.
21532 (build_call_valist): Declare.
21533 (build_call_array): Declare.
21534 (call_expr_arg): Declare.
21535 (call_expr_argp): Declare.
21536 (call_expr_arglist): Declare.
21537 (fold_build_call_list): Declare.
21538 (fold_build_call_list_initializer): Declare.
21539 (fold_call_expr): Declare to replace fold_builtin.
21540 (fold_builtin_fputs): Update to agree with modified definition.
21541 (fold_builtin_strcpy): Likewise.
21542 (fold_builtin_strncpy): Likewise.
21543 (fold_builtin_memory_chk): Likewise.
21544 (fold_builtin_stxcpy_chk): Likewise.
21545 (fold_builtin_strncpy_chk): Likewise.
21546 (fold_builtin_next_arg): Likewise.
21547 (fold_build_call_expr): Declare.
21548 (fold_builtin_call_list): Declare.
21549 (fold_builtin_call_valist): Declare.
21550 (build_call_expr): Declare.
21551 (validate_arglist): Update to agree with modified definition.
21552 (tree_operand_length): New.
21553 (call_expr_arg_iterator): New.
21554 (init_call_expr_arg_iterator): New.
21555 (next_call_expr_arg): New.
21556 (first_call_expr_arg): New.
21557 (more_call_expr_args_p): New.
21558 (FOR_EACH_CALL_EXPR_ARG): New.
21560 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21561 and tcc_gimple_stmt.
21562 (tree_code_size): Update documentation. Use sizeof (tree) rather
21563 than sizeof (char *).
21564 (tree_size): Likewise. Add case for tcc_vl_exp.
21565 (tree_node_structure): Add case for tcc_vl_exp.
21566 (contains_placeholder_p): Likewise.
21567 (substitute_in_expr): Likewise.
21568 (substitute_placeholder_in_expr): Likewise.
21569 (stabilize_reference_1): Likewise.
21570 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21571 to diagnose breakage of this interface for constructing CALL_EXPRs.
21572 (build_nt): Add similar assertion here.
21573 (build_nt_call_list): New.
21574 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21575 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21577 (get_callee_fndecl): Use new CALL_EXPR accessors.
21578 (tree_operand_check_failed): Change parameters to pass entire node
21579 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21580 (process_call_operands): New.
21581 (build_vl_exp_stat): New.
21582 (build_call_list): New.
21583 (build_call_nary): New.
21584 (build_call_valist): New.
21585 (build_call_array): New.
21586 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21587 (call_expr_arglist): New.
21589 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21590 tcc_vl_exp instead of a fixed-size tcc_expression.
21592 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21593 accessors for CALL_EXPRs.
21594 (AGGR_INIT_EXPR): Likewise.
21596 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21597 Brooks Moses <brooks.moses@codesourcery.com>
21598 Lee Millward <lee.millward@codesourcery.com>
21600 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21601 (expand_builtin_nonlocal_goto): Change parameter to be entire
21602 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21603 (expand_builtin_prefetch): Likewise.
21604 (expand_builtin_classify_type): Likewise.
21605 (mathfn_built_in): Return NULL_TREE instead of 0.
21606 (expand_errno_check): Use new CALL_EXPR accessors.
21607 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21608 Return NULL_RTX instead of 0.
21609 (expand_builtin_mathfn_2): Likewise.
21610 (expand_builtin_mathfn_3): Likewise.
21611 (expand_builtin_interclass_mathfn): Likewise.
21612 (expand_builtin_sincos): Likewise.
21613 (expand_builtin_cexpi): Likewise.
21614 (expand_builtin_int_roundingfn): Likewise.
21615 (expand_builtin_int_roundingfn_2): Likewise.
21616 (expand_builtin_pow): Likewise.
21617 (expand_builtin_powi): Likewise.
21618 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21619 of arglist, fixing callers appropriately. Use new CALL_EXPR
21620 accessors and constructors. Return NULL_RTX instead of 0.
21621 (expand_builtin_strstr): Likewise.
21622 (expand_builtin_strchr): Likewise.
21623 (expand_builtin_strrchr): Likewise.
21624 (expand_builtin_strpbrk): Likewise.
21625 (expand_builtin_memcpy): Likewise.
21626 (expand_builtin_mempcpy): Likewise.
21627 (expand_builtin_mempcpy_args): New.
21628 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21629 (expand_builtin_memmove_args): New.
21630 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21631 (expand_movstr): Likewise.
21632 (expand_builtin_strcpy): Likewise.
21633 (expand_builtin_strcpy_args): New.
21634 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21635 (expand_builtin_strncpy): Likewise.
21636 (expand_builtin_memset): Likewise.
21637 (expand_builtin_memset_args): New.
21638 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21639 (expand_builtin_memcmp): Likewise.
21640 (expand_builtin_strcmp): Likewise.
21641 (expand_builtin_strncmp): Likewise.
21642 (expand_builtin_strcat): Likewise.
21643 (expand_builtin_strncat): Likewise.
21644 (expand_builtin_strspn): Likewise.
21645 (expand_builtin_strcspn): Likewise.
21646 (expand_builtin_args_info): Likewise.
21647 (expand_builtin_va_start): Likewise.
21648 (gimplify_va_arg_expr): Likewise.
21649 (expand_builtin_va_end): Likewise.
21650 (expand_builtin_va_copy): Likewise.
21651 (expand_builtin_frame_address): Likewise.
21652 (expand_builtin_alloca): Likewise.
21653 (expand_builtin_bswap): Likewise.
21654 (expand_builtin_unop): Likewise.
21655 (expand_builtin_fputs): Likewise.
21656 (expand_builtin_expect): Likewise.
21657 (expand_builtin_fabs): Likewise.
21658 (expand_builtin_copysign): Likewise.
21659 (expand_builtin_printf): Likewise.
21660 (expand_builtin_fprintf): Likewise.
21661 (expand_builtin_sprintf): Likewise.
21662 (expand_builtin_init_trampoline): Likewise.
21663 (expand_builtin_signbit): Likewise.
21664 (expand_builtin_fork_or_exec): Likewise.
21665 (expand_builtin_sync_operation): Likewise.
21666 (expand_builtin_compare_and_swap): Likewise.
21667 (expand_builtin_lock_test_and_set): Likewise.
21668 (expand_builtin_lock_release): Likewise.
21669 (expand_builtin): Likewise.
21670 (builtin_mathfn_code): Likewise.
21672 (fold_builtin_constant_p): Pass call arguments individually instead
21673 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21674 accessors and constructors. Return NULL_TREE instead of 0.
21675 (fold_builtin_expect): Likewise.
21676 (fold_builtin_classify_type): Likewise.
21677 (fold_builtin_strlen): Likewise.
21678 (fold_builtin_nan): Likewise.
21679 (integer_valued_real_p): Likewise.
21680 (fold_trunc_transparent_mathfn): Likewise.
21681 (fold_fixed_mathfn): Likewise.
21682 (fold_builtin_cabs): Likewise.
21683 (fold_builtin_sqrt): Likewise.
21684 (fold_builtin_cbrt): Likewise.
21685 (fold_builtin_cos): Likewise.
21686 (fold_builtin_cosh): Likewise.
21687 (fold_builtin_tan): Likewise.
21688 (fold_builtin_sincos): Likewise.
21689 (fold_builtin_cexp): Likewise.
21690 (fold_builtin_trunc): Likewise.
21691 (fold_builtin_floor): Likewise.
21692 (fold_builtin_ceil): Likewise.
21693 (fold_builtin_round): Likewise.
21694 (fold_builtin_int_roundingfn): Likewise.
21695 (fold_builtin_bitop): Likewise.
21696 (fold_builtin_bswap): Likewise.
21697 (fold_builtin_logarithm): Likewise.
21698 (fold_builtin_hypot): Likewise.
21699 (fold_builtin_pow): Likewise.
21700 (fold_builtin_powi): Likewise.
21701 (fold_builtin_exponent): Likewise.
21702 (fold_builtin_memset): Likewise.
21703 (fold_builtin_bzero): Likewise.
21704 (fold_builtin_memory_op): Likewise.
21705 (fold_builtin_bcopy): Deleted; call site changed to invoke
21706 fold_builtin_memory_op directly.
21707 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21708 (fold_builtin_strncpy): Likewise.
21709 (fold_builtin_memcmp): Likewise.
21710 (fold_builtin_strcmp): Likewise.
21711 (fold_builtin_strncmp): Likewise.
21712 (fold_builtin_signbit): Likewise.
21713 (fold_builtin_copysign): Likewise.
21714 (fold_builtin_isascii): Likewise.
21715 (fold_builtin_toascii): Likewise.
21716 (fold_builtin_isdigit): Likewise.
21717 (fold_builtin_fabs): Likewise.
21718 (fold_builtin_abs): Likewise.
21719 (fold_builtin_fmin_fmax): Likewise.
21720 (fold_builtin_carg): Likewise.
21721 (fold_builtin_classify): Likewise.
21722 (fold_builtin_unordered_cmp): Likewise.
21724 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21725 New functions split out from fold_builtin_1.
21726 (fold_builtin_n): New.
21727 (fold_builtin_varargs): New.
21728 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21730 (fold_call_expr): New.
21731 (build_function_call_expr): Rewrite to use new helper function.
21732 (fold_builtin_call_list): New.
21733 (build_call_expr): New.
21734 (fold_builtin_call_valist): New.
21735 (rewrite_call_expr): New.
21736 (validate_arg): New.
21737 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21738 of an arglist. Change return type to bool. Use new CALL_EXPR
21741 (fold_builtin_strstr): Pass call arguments individually instead
21742 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21743 accessors and constructors. Return NULL_TREE instead of 0.
21744 (fold_builtin_strchr): Likewise.
21745 (fold_builtin_strrchr): Likewise.
21746 (fold_builtin_strpbrk): Likewise.
21747 (fold_builtin_strcat): Likewise.
21748 (fold_builtin_strncat): Likewise.
21749 (fold_builtin_strspn): Likewise.
21750 (fold_builtin_strcspn): Likewise.
21751 (fold_builtin_fputs): Likewise.
21752 (fold_builtin_next_arg): Likewise.
21753 (fold_builtin_sprintf): Likewise.
21755 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21756 NULL_RTX instead of 0.
21757 (expand_builtin_memory_chk): Likewise.
21758 (maybe_emit_chk_warning): Likewise.
21759 (maybe_emit_sprintf_chk_warning): Likewise.
21761 (fold_builtin_object_size): Pass call arguments individually instead
21762 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21763 accessors and constructors. Return NULL_TREE instead of 0.
21764 (fold_builtin_memory_chk): Likewise.
21765 (fold_builtin_stxcpy_chk): Likewise.
21766 (fold_builtin_strncpy_chk): Likewise.
21767 (fold_builtin_strcat_chk): Likewise.
21768 (fold_builtin_strcat_chk): Likewise.
21769 (fold_builtin_strncat_chk): Likewise.
21770 (fold_builtin_sprintf_chk): Likewise.
21771 (fold_builtin_snprintf_chk): Likewise.
21772 (fold_builtin_printf): Likewise.
21773 (fold_builtin_vprintf): Likewise.
21775 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21777 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21778 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21779 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21780 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21781 (fold_unary): Likewise.
21782 (fold_binary): Likewise.
21783 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21784 ternary expressions.
21785 (fold): Add logic for tcc_vl_exp.
21786 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21787 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21788 (fold_build3_stat): Add assertion to flag broken interface for
21789 constructing CALL_EXPRs.
21790 (fold_build_call_list): New.
21791 (fold_build_call_list_initializer): New.
21792 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21794 (fold_strip_sign_ops): Likewise.
21796 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21797 Brooks Moses <brooks.moses@codesourcery.com>
21798 Lee Millward <lee.millward@codesourcery.com>
21800 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21801 accessors and dump arguments explicitly.
21803 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21805 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21807 (print_call_name): Use new CALL_EXPR accessors.
21809 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21810 CALL_EXPR arguments explicitly instead of as a list. Use
21811 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21813 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21814 (vrp_visit_stmt): Likewise.
21816 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21817 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21819 (force_move_till_expr): Likewise.
21821 * targhooks.c (default_external_stack_protect_fail): Use
21822 build_call_expr instead of build_function_call_expr.
21823 (default_hidden_stack_protect_fail): Likewise.
21825 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21828 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21829 and walk arguments explicitly.
21831 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21832 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21833 (expand_simple_operations): Likewise.
21834 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21836 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21837 of TREE_CODE_LENGTH.
21838 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21840 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21841 instead of TREE_CODE_LENGTH.
21843 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21844 (tree_ic_transform): Likewise.
21845 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21846 parameter instead of arglist. Fix callers.
21847 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21848 (tree_stringops_transform): Likewise.
21849 (tree_indirect_call_to_profile): Likewise.
21850 (tree_stringops_values_to_profile): Likewise.
21852 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21853 (eliminate_tail_call): Likewise.
21855 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21857 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21858 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21860 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21862 * omp-low.c (build_omp_barrier): Use build_call_expr.
21863 (lower_rec_input_clauses): Likewise.
21864 (lower_reduction_clauses): Likewise.
21865 (expand_parallel_call): Likewise.
21866 (maybe_catch_exception): Likewise.
21867 (expand_omp_for_generic): Likewise.
21868 (expand_omp_for_static_nochunk): Likewise.
21869 (expand_omp_sections): Likewise.
21870 (lower_omp_single_simple): Likewise.
21871 (lower_omp_single_copy): Likewise.
21872 (lower_omp_master): Likewise.
21873 (lower_omp_ordered): Likewise.
21874 (lower_omp_critical): Likewise.
21876 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21877 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21879 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21880 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21881 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21883 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21884 and generalize to handle any number of operands.
21885 (chrec_contains_undetermined): Likewise.
21886 (tree_contains_chrecs): Likewise.
21887 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21889 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21891 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21892 fold_call_expr instead of fold_builtin.
21893 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21894 match declarations there.
21895 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21898 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21899 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21901 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21902 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21904 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21907 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21908 (execute_cse_sincos): Use new CALL_EXPR accessors.
21910 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21912 * gimple-low.c (lower_function_body): Use build_call_expr.
21913 (lower_builtin_setjmp): Likewise.
21915 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21916 (set_storage_via_libcall): Likewise.
21917 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21918 instead of TREE_CODE_LENGTH.
21919 (expand_expr_real_1): Use new CALL_EXPR accessors.
21921 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21922 generalize to handle any number of operands.
21923 (TB_parent_eq): Likewise.
21925 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21926 (strip_builtin_expect): Likewise.
21928 * function.c (gimplify_parameters): Use build_call_expr.
21930 * tree-vectorizer.c (vect_is_simple_reduction): Use
21931 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21933 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21934 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21936 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21939 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21940 (gimplify_decl_expr): Likewise.
21941 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21942 Use new CALL_EXPR iterators.
21943 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21944 (gimplify_modify_expr_to_memset): Likewise.
21945 (gimplify_variable_sized_compare): Likewise.
21946 (gimplify_omp_atomic_fetch_op): Likewise.
21947 (gimplify_omp_atomic_pipeline): Likewise.
21948 (gimplify_omp_atomic_mutex): Likewise.
21949 (gimplify_function_tree): Likewise.
21951 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21952 (call_expr_flags): Likewise.
21953 (expand_call): Likewise.
21955 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21956 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21959 * coverage.c (create_coverage): Use build_call_expr.
21961 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21962 (temp_call_expr_obstack): New.
21963 (pool_copy_list): Delete.
21964 (temp_copy_call_expr): New.
21965 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21966 CALL_EXPR accessors. Get rid of special goo for copying argument
21967 lists and use temp_copy_call_expr instead.
21968 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21969 CALL_EXPR accessors.
21970 (create_expression_by_pieces): Likewise. Use build_call_array
21971 to construct the result instead of fold_build3.
21972 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21973 dealing with argument lists.
21974 (init_pre): Remove references to expression_node_pool and
21975 list_node_pool. Init temp_call_expr_obstack instead.
21976 (fini_pre): Remove references to expression_node_pool and
21979 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21980 and walk arguments explicitly instead of as a list.
21982 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21983 (mx_register_decls): Likewise.
21984 (mudflap_register_call): Likewise.
21985 (mudflap_finish_file): Likewise.
21987 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21988 (ipa_callsite_compute_param): Likewise.
21990 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21991 accessors and constructor.
21993 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21994 accessors and constructor.
21995 (convert_tramp_reference): Likewise.
21996 (convert_call_expr): Likewise.
21997 (finalize_nesting_tree_1): Likewise.
21999 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
22002 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
22004 * tree-inline.c (initialize_inlined_parameters): Pass entire
22005 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
22007 (estimate_num_insns_1): Use new CALL_EXPR accessors.
22008 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
22010 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
22011 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22012 (vectorizable_reduction): Likewise.
22013 (vectorizable_call): Use new CALL_EXPR iterators.
22014 (vectorizable_conversion): Use build_call_expr.
22015 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
22016 (vect_gen_widened_results_half): Use build_call_expr.
22017 (vect_setup_realignment): Likewise.
22018 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
22020 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
22021 (pass_through_call): Likewise.
22022 (compute_object_sizes): Likewise. Use fold_call_expr instead of
22025 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
22026 (tree_gen_pow2_profiler): Likewise.
22027 (tree_gen_one_value_profiler): Likewise.
22028 (tree_gen_ic_func_profiler): Likewise.
22029 (tree_gen_average_profiler): Likewise.
22030 (tree_gen_ior_profiler): Likewise.
22032 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
22033 (find_func_aliases): Use new CALL_EXPR accessors. Add case
22034 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22036 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
22037 of TREE_CODE_LENGTH.
22039 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
22040 of TREE_CODE_LENGTH.
22042 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
22044 (convert_to_integer): Likewise.
22046 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
22049 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22050 Brooks Moses <brooks.moses@codesourcery.com>
22051 Lee Millward <lee.millward@codesourcery.com>
22053 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
22055 * config/frv/frv.c (frv_expand_builtin): Likewise.
22056 * config/s390/s390.c (s390_expand_builtin): Likewise.
22058 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
22059 (sparc_expand_builtin): Use new CALL_EXPR accessors.
22061 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
22062 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
22063 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
22064 (ix86_expand_store_builtin): Likewise.
22065 (ix86_expand_unop_builtin): Likewise.
22066 (ix86_expand_unop1_builtin): Likewise.
22067 (ix86_expand_sse_compare): Likewise.
22068 (ix86_expand_sse_comi): Likewise.
22069 (ix86_expand_vec_init_builtin): Likewise.
22070 (ix86_expand_vec_ext_builtin): Likewise.
22071 (ix86_expand_vec_set_builtin): Likewise.
22072 (ix86_expand_builtin): Use new CALL_EXPR accessors.
22074 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
22075 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22077 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
22078 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22079 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
22081 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
22083 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22084 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
22085 arglist. Use new CALL_EXPR accessors. Fix callers.
22086 (altivec_expand_abs_builtin): Likewise.
22087 (rs6000_expand_binop_builtin): Likewise.
22088 (altivec_expand_predicate_builtin): Likewise.
22089 (altivec_expand_lv_builtin): Likewise.
22090 (spe_expand_stv_builtin): Likewise.
22091 (altivec_expand_stv_builtin): Likewise.
22092 (rs6000_expand_ternop_builtin): Likewise.
22093 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
22094 (altivec_expand_st_builtin): Likewise.
22095 (altivec_expand_dst_builtin): Likewise.
22096 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
22097 arglist. Use new CALL_EXPR accessors. Fix callers.
22098 (altivec_expand_vec_set_builtin): Likewise.
22099 (altivec_expand_vec_ext_builtin): Likewise.
22100 (altivec_expand_builtin): Use new CALL_EXPR accessors.
22101 (spe_expand_builtin): Likewise.
22102 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
22103 arglist. Use new CALL_EXPR accessors. Fix callers.
22104 (spe_expand_evsel_builtin): Likewise.
22105 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
22106 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
22108 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
22109 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22110 (arm_expand_unop_builtin): Likewise.
22111 (arm_expand_builtin): Use new CALL_EXPR accessors.
22113 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
22116 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
22117 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
22119 (bfin_expand_unop_builtin): Likewise.
22120 (bfin_expand_builtin): Use new CALL_EXPR accessors.
22122 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22123 Brooks Moses <brooks.moses@codesourcery.com>
22124 Lee Millward <lee.millward@codesourcery.com>
22126 * c-semantics.c (build_stmt): Add internal diagnostic check.
22128 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
22129 accessors. Print arguments explicitly instead of as a list.
22131 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
22133 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
22134 (c_finish_omp_flish): Likewise.
22136 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
22137 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
22138 instead of TREE_CODE_LENGTH.
22139 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
22140 (c_warn_unused_result): Likewise.
22142 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22145 * doc/invoke.texi (Warning Options): Remove
22146 -Werror-implicit-function-declaration.
22147 (Wimplicit-function-declaration): Update description.
22148 * opts.c (common_handle_option): Move handling of -Werror=* to...
22149 (enable_warning_as_error): ...here.
22150 * opts.h (enable_warning_as_error): Declare.
22151 * c-decl.c (implicit_decl_warning): Unless
22152 -Wno-implicit-function-declaration is given, emit a pedwarn if
22153 -std=c99 or emit a warning if -Wimplicit-function-declaration.
22154 * c.opt (Wimplicit-function-declaration): Replace
22155 mesg_implicit_function_declaration with
22156 warn_implicit_function_declaration.
22157 * c-opts.c (c_common_handle_option):
22158 -Werror-implicit-function-declaration is exactly equal as
22159 -Werror=implicit-function-declaration.
22160 (set_Wimplicit): Replace mesg_implicit_function_declaration with
22161 warn_implicit_function_declaration.
22162 (c_common_post_options): -Wimplict-function-declaration is enabled
22163 by default by -std=c99, otherwise is disabled by default.
22164 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
22166 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22168 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
22169 DECL on the rhs to a DECL on the lhs for debug info purposes if the
22170 former is ignored but not the latter.
22172 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22174 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
22175 is made and the reference doesn't use the alias set of its type,
22176 do not create the temporary using that type.
22178 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
22180 * jump.c: Remove prototypes for delete_computation and
22181 delete_prior_computation.
22183 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22185 * jump.c (get_label_after): Delete.
22186 (get_label_before, delete_computation, delete_jump,
22187 delete_prior_computation, follow_jumps): Move...
22188 * reorg.c (delete_computation, delete_prior_computation): ... here...
22189 (get_label_before, delete_jump): ... making these static ...
22190 (follow_jumps): ... and simplifying this since it only runs after
22192 * rtl.h (get_label_after, get_label_before, delete_jump,
22193 follow_jumps): Delete prototypes.
22195 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22197 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
22199 2007-02-15 Nick Clifton <nickc@redhat.com>
22201 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
22202 order to prevent it from being munged by the target.
22204 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
22206 * config/i386/i386.md: Remove misleading comment.
22208 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22210 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
22211 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
22214 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22216 * tree-sra.c (instantiate_missing_elements): Canonicalize
22218 (sra_build_assignment): New.
22219 (generate_copy_inout, generate_element_copy,
22220 generate_element_zero, generate_one_element_init): Use it.
22222 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22224 * tree-sra.c (instantiate_missing_elements): Canonicalize
22226 (sra_build_assignment): New.
22227 (generate_copy_inout, generate_element_copy,
22228 generate_element_zero, generate_one_element_init): Use it.
22230 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22232 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
22235 2007-02-14 Joseph Myers <joseph@codesourcery.com>
22237 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
22238 types as aggregates not scalars.
22239 * function.c (assign_stack_temp_for_type): Likewise.
22241 2007-02-14 Roger Sayle <roger@eyesopen.com>
22242 Zdenek Dvorak <dvorakz@suse.cz>
22244 * tree-dump.c (dump_switch_p_1): Require exact match of the option
22247 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
22249 * passes.c (next_pass_1): Clear the next field of the copied
22252 2007-02-14 Richard Henderson <rth@redhat.com>
22254 * tree-sra.c (early_sra): New.
22255 (decl_can_be_decomposed_p): Deny va_list if early_sra.
22256 (tree_sra_early, pass_sra_early): New.
22257 * tree-pass.h (pass_sra_early): Declare.
22258 * passes.c (init_optimization_passes): Use it.
22260 2007-02-14 Richard Guenther <rguenther@suse.de>
22262 * flags.h (issue_strict_overflow_warning): Convert to a macro.
22264 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
22266 PR tree-optimization/30771
22267 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
22269 (vect_analyze_operations): Induction phis can now be marked as
22271 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
22272 Update documentation accordingly.
22274 2007-02-14 Nick Clifton <nickc@redhat.com>
22276 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
22277 most 3 arguments are supported.
22278 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
22280 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
22282 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
22283 Ensure dst->current is valid.
22285 2007-02-13 Paul Brook <paul@codesourcery.com>
22287 * config.gcc: Add arm*-*-uclinux-*eabi.
22288 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
22289 (SUBTARGET_EXTRA_LINK_SPEC): Define.
22290 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
22291 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
22292 (LINK_SPEC): Define.
22293 (LIB_SPEC): Define.
22294 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
22296 * config/arm/uclinux-eabi.h: New file.
22297 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
22298 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
22301 2007-02-13 Ian Lance Taylor <iant@google.com>
22303 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
22304 * flags.h (warn_strict_overflow): Declare.
22305 (enum warn_strict_overflow_code): Define.
22306 (issue_strict_overflow_warning): New static inline function.
22307 * opts.c (warn_strict_overflow): New variable.
22308 (common_handle_option): Handle OPT_Wstrict_overflow and
22309 OPT_Wstrict_overflow_.
22310 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
22312 * fold-const.c: Include intl.h.
22313 (fold_deferring_overflow_warnings): New static variable.
22314 (fold_deferred_overflow_warning): New static variable.
22315 (fold_deferred_overflow_code): New static variable.
22316 (fold_defer_overflow_warnings): New function.
22317 (fold_undefer_overflow_warnings): New function.
22318 (fold_undefer_and_ignore_overflow_warnings): New function.
22319 (fold_deferring_overflow_warnings_p): New function.
22320 (fold_overflow_warning): New static function.
22321 (make_range): Add strict_overflow_p parameter. Change all
22323 (extract_muldiv, extract_muldiv_1): Likewise.
22324 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
22325 tree_expr_nonnegative_p.
22326 (fold_negate_expr): Call fold_overflow_warning.
22327 (fold_range_test): Likewise.
22328 (fold_comparison): Likewise.
22329 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
22330 instead of tree_expr_nonnegative_p.
22331 (tree_expr_nonnegative_warnv_p): Rename from
22332 tree_expr_nonnegative_p, add strict_overflow_p parameter.
22333 (tree_expr_nonnegative_p): New function.
22334 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
22335 strict_overflow_p parameter.
22336 (tree_expr_nonzero_p): New function.
22337 * passes.c (verify_interpass_invariants): New static function.
22338 (execute_one_pass): Call it.
22339 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
22341 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
22342 (estimate_numbers_of_iterations): Likewise.
22343 (scev_probably_wraps_p): Likewise.
22344 * tree-ssa-ccp.c: Include "toplev.h".
22345 (evaluate_stmt): Defer fold overflow warnings until we know we are
22347 (struct fold_stmt_r_data): Add stmt field.
22348 (fold_stmt_r): Defer fold overflow warnings until we know we
22350 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
22351 (fold_stmt_inplace): Likewise.
22352 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
22353 (cleanup_control_expr_graph): Defer fold overflow warnings until
22354 we know we are going to optimize.
22355 * tree-cfg.c (fold_cond_expr_cond): Likewise.
22356 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
22358 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
22359 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
22360 * tree-ssa-loop-manip.c (create_iv): Likewise.
22361 * c-typeck.c (build_conditional_expr): Likewise.
22362 (build_binary_op): Likewise.
22363 * tree-vrp.c (vrp_expr_computes_nonzero): Call
22364 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
22365 (extract_range_from_unary_expr): Likewise.
22366 * simplify-rtx.c (simplify_const_relational_operation): Warn when
22367 assuming that signed overflow does not occur.
22368 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
22369 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
22370 (fold_defer_overflow_warnings): Declare.
22371 (fold_undefer_overflow_warnings): Declare.
22372 (fold_undefer_and_ignore_overflow_warnings): Declare.
22373 (fold_deferring_overflow_warnings_p): Declare.
22374 (tree_expr_nonzero_warnv_p): Declare.
22375 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
22376 of warning options.
22377 (Warning Options): Document -Wstrict-overflow.
22378 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
22379 (tree-ssa-ccp.o): Likewise.
22380 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
22381 (fold-const.o): Depend on intl.h.
22383 2007-02-13 Ian Lance Taylor <iant@google.com>
22385 PR middle-end/30751
22386 * lower-subreg.c (resolve_simple_move): Decompose subregs in
22389 2007-02-13 Stuart Hastings <stuart@apple.com>
22391 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
22393 2007-02-13 Richard Henderson <rth@redhat.com>
22395 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
22396 handled_component_p before looking for the indirect_ref.
22398 2007-02-13 Richard Henderson <rth@redhat.com>
22400 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
22401 remove flags clobber.
22402 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
22403 (bswaphi_lowpart): New.
22404 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
22405 remove TARGET_BSWAP test. Delete expander of the same name.
22407 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
22408 (expand_unop): Use them.
22410 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
22412 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
22413 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
22414 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
22415 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
22416 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
22417 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
22418 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
22419 assembler dialect choice from asm templates.
22421 2007-02-12 Richard Henderson <rth@redhat.com>
22423 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
22424 (fixuns_trunc<SSEMODEF>si2): Use it.
22425 * config/i386/sse.md (vec_setv4sf_0): Export.
22426 * config/i386/i386.c (ix86_build_const_vector): Export.
22427 (ix86_split_convert_uns_si_sse): Rename from
22428 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
22429 * config/i386/i386-protos.h: Update.
22431 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22434 * c-typeck.c (c_finish_return): Improve warning message.
22436 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22438 * alias.c (find_symbolic_term): Delete unused function.
22440 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
22442 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
22443 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
22444 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
22446 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22448 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
22449 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
22450 the function, temporarily point the debug interface to the null one.
22452 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22454 * dwarf2out.c (round_up_to_align): New static function.
22455 (field_byte_offset): Use it to round the offset.
22457 2007-02-12 Richard Henderson <rth@redhat.com>
22459 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
22460 (inswl_const): Export.
22462 2007-02-12 Richard Henderson <rth@redhat.com>
22464 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
22465 result mode of the libcall, convert back to outmode.
22467 2007-02-12 Roger Sayle <roger@eyesopen.com>
22469 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
22470 (bswapdi2): New define_expand to implement 32-bit implementation.
22472 2007-02-12 Nick Clifton <nickc@redhat.com>
22474 * doc/invoke.texi (Overall Options): Document --help=.
22475 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
22476 (cc1_options): Pass --help= on to cc1.
22477 (display_help): Add description of --help=.
22478 (process_command): Add code to handle --help=. Allow translated
22479 --help and --target-help switches to be passed on to compiler
22481 (main): Remove unused if statement.
22482 * opts.c (columns): Remove.
22483 (LEFT_COLUMN): Define.
22484 (wrap_help): Add columns argument.
22485 (print_filtered_help): Change parameters to be an include bitmask,
22486 an exclude bitmask, an any bitmask and the column width. Move the
22487 code to display the params list here. Add code to display the
22488 status of options rather than their descriptions if the quiet flag
22490 (print_specific_help): Change parameters to be an include bitmask,
22491 an exclude bitmask and an any bitmask. Move code to look up the
22492 column width here. Decide upon the title for an options listing.
22493 (common_handle_options): Add code to handle --help=. Adapt code
22494 for --help and --target-help to use the revised form of the
22495 print_specific_help function.
22496 (print_help): Delete.
22497 (print_param_help): Delete.
22498 (print_switch): Delete.
22499 * opts.h (cl_lang_count): Add prototype.
22500 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
22501 CL_MAX_OPTION_CLASS): New defines.
22502 * optc-gen.awk: Add construction of cl_lang_count.
22503 * c.opt: Add Warning attribute to warning options and Optimization
22504 attribute to optimization options.
22505 * common.opt: Likewise.
22507 Add -fhelp and -ftarget-help as aliases for the transformed --help
22508 and --target-help options.
22509 * opt-functions.awk: Add code to handle Warning and Optimization
22512 2007-02-12 Richard Henderson <rth@redhat.com>
22514 * config/alpha/constraints.md: New file.
22515 * config/alpha/alpha.c: Include tm-constrs.h.
22516 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
22517 alpha_extra_constraint): Remove.
22518 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
22519 * config/alpha/alpha-protos.h: Update.
22520 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
22521 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
22522 (EXTRA_CONSTRAINT): Remove.
22523 * config/alpha/alpha.md: Include constraints.md.
22524 (adddi splitter): Use satisfies_constraint_*.
22525 * config/alpha/predicates.md (add_operand): Likewise.
22526 (sext_add_operand, addition_operation): Likewise.
22528 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
22530 PR tree-optimization/29145
22531 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22532 in our handling of restrict qualified pointers.
22534 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22537 * doc/invoke.texi (Wunused-value): Update description.
22538 (Wextra): Delete item.
22539 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22540 value of Wunused-value.
22541 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22542 (c_finish_stmt_expr): Don't check extra_warnings.
22543 (emit_side_effect_warnings): The caller is responsible to check
22546 2007-02-11 Roger Sayle <roger@eyesopen.com>
22547 Matt Thomas <matt@3am-software.com>
22549 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22551 2007-02-11 Roger Sayle <roger@eyesopen.com>
22553 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22554 comparisons of POPCOUNT against zero.
22555 (simplify_const_relational_operation): Likewise.
22557 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22559 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22561 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22563 * dwarf2out.c (root_type): Delete unused function.
22565 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22567 * genattrtab.c (contained_in_p): Delete unused function.
22568 (write_expr_attr_cache): Likewise.
22570 2007-02-11 Jan Hubicka <jh@suse.cz>
22572 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22575 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22577 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22578 to add the REG_EQ* note.
22579 * see.c (see_merge_one_use_extension): Likewise.
22580 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22581 turn REG_EQUAL notes into REG_EQUIV notes if the target
22582 register may have more than one set.
22583 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22584 * gcse.c (try_replace_reg): Likewise.
22585 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22586 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22587 more than one REG_EQUIV note.
22588 * reload1.c (gen_reload): Use set_unique_reg_note.
22590 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22592 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22593 (ix86_builtin_conversion): New function.
22595 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22598 * tree.h (DECL_REPLACEABLE_P): New macro.
22599 * except.c (set_nothrow_function_flags): Likewise.
22601 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22602 Ira Rosen <irar@il.ibm.com>
22603 Dorit Nuzman <dorit@il.ibm.com>
22605 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22606 * targhooks.c (default_builtin_vectorized_conversion): New.
22607 * targhooks.h (default_builtin_vectorized_function): New declaration.
22608 * target.h (struct vectorize): Add builtin_conversion field.
22609 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22610 stmt_vec_info_type value.
22611 (vectorizable_conversion): New declaration.
22612 * tree-vect-analyze.c (vect_analyze_operations): Add
22613 vectorizable_conversion call.
22614 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22615 * tree-vect-transform.c (vectorizable_conversion): New function.
22616 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22617 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22619 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22620 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22621 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22622 or ALTIVEC_BUILTIN_VCFSX.
22624 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22627 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22628 CONST_DOUBLE and operand 0 is a hard register.
22629 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22630 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22631 is a hard floating-point register.
22633 2007-02-10 Richard Henderson <rth@redhat.com>
22634 Jakub Jelinek <jakub@redhat.com>
22635 Alexandre Oliva <aoliva@redhat.com>
22637 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22638 * builtin-types.def (BT_WORD): Make unsigned.
22639 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22640 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22641 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22642 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22643 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22644 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22646 * expr.c (emutls_var_address): New.
22647 (expand_expr_real_1): Expand emulated tls.
22648 (expand_expr_addr_expr_1): Likewise.
22649 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22650 * output.h (emutls_finish): Declare.
22651 * toplev.c (compile_file): Call it.
22652 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22653 address before wrapping in CONST.
22654 * varasm.c (emutls_htab, emutls_object_type): New.
22655 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22656 (get_emutls_object_name, get_emutls_object_type): New.
22657 (get_emutls_init_templ_addr, emutls_decl): New.
22658 (emutls_common_1, emutls_finish): New.
22659 (assemble_variable): When emulating tls, swap decls; generate
22660 constructor for the emutls objects.
22661 (do_assemble_alias): When emulating tls, swap decl and target name.
22662 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22664 * varpool.c (decide_is_variable_needed): Look at force_output.
22665 Recurse for emulated tls.
22666 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22667 with decide_is_variable_needed.
22668 * emutls.c: New file.
22669 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22670 tls_object for real tls.
22672 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22674 PR rtl-optimization/29599
22675 * reload1.c (eliminate_regs_in_insn): Take the destination
22676 mode into account when computing the offset.
22678 2007-02-09 Stuart Hastings <stuart@apple.com>
22679 Richard Henderson <rth@redhat.com>
22681 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22682 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22683 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22684 fixuns_truncdfhi2): New.
22685 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22686 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22687 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22688 (floatunssidf2): Allow nonimmediate source.
22689 * config/i386/sse.md (movdi_to_sse): New.
22690 (vec_concatv2di): Drop '*'.
22691 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22692 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22693 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22695 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22696 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22697 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22698 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22699 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22700 ix86_build_const_vector.
22701 (x86_emit_floatuns): Rewrite.
22703 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22705 * genautomata.c (longest_path_length): Delete unused function.
22706 (struct state): Delete unused longest_path_length.
22707 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22708 (get_free_state): Delete unused.
22710 2007-02-09 Jan Hubicka <jh@suse.cz>
22712 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22713 * doc/invoke.texi (inline-unit-growth): Update default value.
22715 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22716 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22717 (rebuild_cgraph_edges): Likewise.
22718 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22719 (dump_cgraph_node): Dump frequencies.
22720 (cgraph_clone_edge): Add frequency scales.
22721 (cgraph_clone_node): Add freuqnecy.
22722 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22723 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22724 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22725 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22726 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22727 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22728 (save_inline_function_body): Likewise.
22729 * ipa-inline.c: inluce rtl.h
22730 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22731 (cgraph_edge_badness): Use frequencies.
22732 (cgraph_decide_recursive_inlining): Update clonning.
22733 (cgraph_decide_inlining_of_small_function): Dump frequency.
22734 * predict.c (estimate_bb_frequencies): Export.
22735 * predict.h (estimate_bb_frequencies): Declare.
22736 * tree-inline.c (copy_bb): Watch overflows.
22737 (expand_call_inline): Update call of cgraph_create_edge.
22738 (optimize_inline_calls): Use TODO flags to update frequnecies.
22739 * passes.h: Include predict.h
22740 (init_optimization_passes): Move profile ahead.
22741 (execute_function_todo): Handle TODO_rebuild_frequencies.
22743 2007-02-09 Roger Sayle <roger@eyesopen.com>
22745 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22746 the insbl or inswl pattern into a register.
22748 2007-02-09 Roger Sayle <roger@eyesopen.com>
22750 * config/ia64/ia64.md (bswapdi2): New define_insn.
22752 2007-02-09 Richard Henderson <rth@redhat.com>
22754 * config/i386/constraints.md (Ym): New constraint.
22755 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22756 (movdi_1_rex64): Split sse and xmm general register moves from
22757 memory move alternatives. Use conditional register constraints.
22758 (movsf_1, movdf_integer): Likewise.
22759 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22760 (movdf_integer_rex64): New.
22761 (pushsf_rex64): Fix output constraints.
22762 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22763 (sse2_stored): Likewise.
22764 (sse2_storeq_rex64): New.
22765 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22766 amd and not generic.
22767 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22768 for optimize_size. Remove SF/DFmode hack.
22770 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22772 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22775 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22776 Richard Sandiford <richard@codesourcery.com>
22778 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22779 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22780 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22781 m68k/t-mlib to tmake_file.
22782 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22783 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22784 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22785 Allow it to be cf or m68k. Set m68k_arch_family. If that
22786 variable is not empty, add t-$m68k_arch_family to tmake_file.
22787 Add t-mlibs to tmake_file.
22788 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22789 * config/m68k/t-cf: New file.
22790 * config/m68k/t-m68k: Likewise.
22791 * config/m68k/t-mlibs: Likewise.
22792 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22793 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22794 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22795 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22796 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22798 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22799 (INSTALL_LIBGCC): Delete.
22800 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22801 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22802 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22803 (M68K_MLIB_CPU): Define.
22804 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22805 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22806 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22808 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22809 Richard Guenther <rguenther@suse.de>
22811 PR middle-end/23361
22812 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22813 against INT_MIN/INT_MAX.
22814 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22815 file if a loop is removed.
22817 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22819 * calls.c (store_one_arg): Pass correct alignment to
22820 emit_push_insn for non-BLKmode values.
22821 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22822 unaligned stack slot via a suitably aligned slot.
22824 2007-02-08 DJ Delorie <dj@redhat.com>
22826 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22828 (legal_subregs): Use unsigned char, make const.
22829 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22831 2007-02-08 Paul Brook <paul@codesourcery.com>
22833 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22834 special interworking needed.
22836 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22838 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22839 conditional to __SSE2__.
22840 (Entries below should have been added to first ChangeLog
22841 entry for amdfam10 dated 2007-02-05)
22842 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22844 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22846 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22849 2007-02-08 DJ Delorie <dj@redhat.com>
22851 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22852 * config/m32c/m32c.c (legal_subregs): New.
22853 (m32c_illegal_subreg_p): New.
22854 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22855 unsupported subregs of hard regs.
22857 2007-02-08 Jan Hubicka <jh@suse.cz>
22859 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22860 the same one; always update histograms.
22862 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22864 * passes.c (init_optimization_passes): Tidy comment.
22866 2007-02-08 Roger Sayle <roger@eyesopen.com>
22868 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22869 strip zero_extend, bswap and rotates from POCOUNT's argument.
22870 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22871 zero_extend and rotates from PARITY's argument.
22872 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22873 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22874 of an integer constant at compile-time.
22876 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22879 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22881 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22884 * tree-ssa-live.c (remove_unused_locals): Do not remove
22885 TREE_ADDRESSABLE variables.
22886 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22887 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22888 FOR_CLOBBER. Update all users.
22889 If VAR has an associated alias set, add a virtual operand for
22890 it if no alias is found to conflict with the memory reference.
22892 2007-02-07 Jan Hubicka <jh@suse.cz>
22893 Robert Kidd <rkidd@crhc.uiuc.edu>
22895 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22897 2007-02-07 Ian Lance Taylor <iant@google.com>
22899 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22901 2007-02-07 Roger Sayle <roger@eyesopen.com>
22903 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22904 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22905 tablejumpdi, movsi_to_cr_one): Remove constraints from
22906 define_expand's match_operands.
22908 2007-02-07 Roger Sayle <roger@eyesopen.com>
22910 * global.c (compute_regsets): Move declatation of "i" inside of
22911 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22913 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22916 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22917 of INDIRECT_REF <RESULT_DECL>.
22919 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22921 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22922 Kaz Kojima <kkojima@gcc.gnu.org>
22925 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22927 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22929 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22931 * doc/loop.texi: Document possibility not to perform disambiguation
22932 of loops with multiple latches.
22933 * cfgloopmanip.c (alp_enum_p): Removed.
22934 (add_loop): Handle subloops. Use get_loop_body_with_size.
22935 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22936 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22937 the new forwarder block.
22938 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22939 Handle the case latch is NULL.
22940 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22941 modifications when marking loop exits.
22942 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22944 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22945 disambiguate_loops_with_multiple_latches.
22946 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22947 before fix_loop_structure.
22948 * cfgloop.c: Include pointer-set.h and output.h.
22949 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22950 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22951 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22952 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22953 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22954 disambiguate_multiple_latches, get_loop_body_with_size,
22955 disambiguate_loops_with_multiple_latches): New functions.
22956 (flow_loop_dump): Dump multiple latch edges.
22957 (flow_loop_nodes_find): Handle loops with multiple latches.
22958 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22959 (glb_enum_p): Modified.
22960 (get_loop_body): Use get_loop_body_with_size.
22961 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22962 (AVOID_CFG_MODIFICATIONS): New constant.
22963 (disambiguate_loops_with_multiple_latches, add_loop,
22964 get_loop_body_with_size): Declare.
22965 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22967 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22969 PR inline-asm/28686
22970 * global.c (compute_regsets): New function.
22971 (global_alloc): Refactored ELIMINABLE_REGSET
22972 and NO_GLOBAL_ALLOC_REGS computation out.
22973 (rest_of_handle_global_alloc): Call compute_regsets()
22974 for non-optimizing case.
22976 2007-02-06 Richard Henderson <rth@redhat.com>
22978 * config/i386/constraints.md (Y2): Rename from Y.
22979 (Yi): New constraint.
22980 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22981 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22982 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22983 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22984 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22985 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22986 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22987 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22988 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22989 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22990 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22991 vec_extractv2si_1): Change Y constraints to Y2.
22992 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22993 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22994 Change Y constraints to Y2.
22995 (sse2_loadld): Change Y constraints to x.
22997 2007-02-06 Roger Sayle <roger@eyesopen.com>
22999 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
23000 (parity<mode>2): New define_expand using rs6000_emit_parity.
23001 * config/rs6000/rs6000.c (rs6000_emit_popcount,
23002 rs6000_emit_parity): New functions.
23003 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
23004 rs6000_emit_parity): Prototype here.
23006 2007-02-06 Ian Lance Taylor <iant@google.com>
23008 * lower-subreg.c (simple_move_operand): Reject CONST.
23009 (resolve_clobber): Call validate_change rather than directly
23010 assigning to XEXP (pat, 0).
23012 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23014 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
23015 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
23016 (tree-cfg.o): Remove hashtab.h dependency.
23018 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
23019 (struct ivopts_data): Change niters to pointer_map_t.
23020 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
23021 (niter_for_exit): Create pointer_map on demand. Change for
23023 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
23024 (free_loop_data): Destroy data->niters if created and reset field.
23025 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
23026 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
23028 * tree-ssa-reassoc.c: Include pointer-set.h.
23029 (bb_rank): Change to long *.
23030 (operand_rank): Change to pointer_map_t.
23031 (find_operand_rank): Return long, -1 if not found. Declare as inline.
23032 (insert_operand_rank): Accept long.
23033 (operand_entry_hash, operand_entry_eq): Remove.
23034 (get_rank): Return long. Adjust for changes above.
23035 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
23037 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
23039 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
23040 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
23041 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
23043 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
23044 directly since it cannot be NULL.
23045 (get_vi_for_tree): Rewrite for pointer_map API.
23046 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
23047 (init_alias_vars): Create vi_for_tree as pointer_map.
23048 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
23050 * tree-cfg.c: Don't include hashtab.h.
23051 (edge_to_cases): Declare as pointer_map.
23052 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
23054 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
23055 (start_recording_case_labels): Create edge_to_cases as pointer_map.
23056 (end_recoding_case_labels): Cleanup edge_to_cases manually before
23058 (record_switch_edge): Delete.
23059 (get_cases_for_edge): Adjust for pointer_map API, inline
23060 record_switch_edge (rewritten for new API), remove goto.
23062 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23064 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
23065 * tree-nested.c: Include pointer-set.h.
23066 (var_map_elt, var_map_eq, var_map_hash): Delete.
23067 (struct nesting_info): Remove GTY marker. Change the two htab_t's
23068 to pointer_map_t's.
23069 (nesting_info_bitmap_obstack): New.
23070 (lookup_field_for_decl): Adjust for pointer_map API.
23071 (lookup_tramp_for_decl): Adjust for pointer_map API.
23072 (get_nonlocal_debug_decl): Adjust for pointer_map API.
23073 (get_local_debug_decl): Adjust for pointer_map API.
23074 (convert_nl_goto_reference): Adjust for pointer_map API.
23075 (convert_nl_goto_receiver): Adjust for pointer_map API.
23076 (create_nesting_tree): Create outside GGC space. Create bitmap on
23077 the new obstack. Create field_map and var_map as pointer_maps.
23078 (free_nesting_tree): Adjust for changes to create_nesting_tree.
23080 (lower_nested_functions): Move root here, no need to NULL it.
23081 Initialize and release the obstack.
23083 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
23085 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
23086 Remove prototypes and make them non-static.
23087 (struct tree_int_map): Remove.
23088 * tree.h (struct tree_int_map): Move here, turning TO into an
23090 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
23092 * tree.h (TREE_COMPLEXITY): Remove.
23093 (struct tree_exp): Remove complexity field.
23094 * tree.c (build1_stat): Don't set it.
23096 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
23097 Victor Kaplansky <victork@il.ibm.com>
23099 * tree-vectorizer.c (vect_is_simple_use): Support induction.
23100 (vect_is_simple_reduction): Support reduction with induction as
23101 one of the operands.
23102 (vect_is_simple_iv_evolution): Fix formatting.
23103 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
23104 formatting. Don't mark induction phis for vectorization.
23105 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
23106 * tree-vect-transform.c (get_initial_def_for_induction): New function.
23107 (vect_get_vec_def_for_operand): Support induction.
23108 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
23110 (vectorizable_reduction): Support reduction with induction as one of
23112 (vectorizable_type_demotion): Use def-type of stmt argument rather
23113 than dummy def-type.
23115 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
23116 flag_tree_scev_cprop.
23117 * common.opt (tree-scev-cprop): New flag.
23119 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
23120 call to vect_get_new_vect_var.
23122 2007-02-06 Ira Rosen <irar@il.ibm.com>
23124 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
23125 vectype is not NULL.
23126 (vect_pattern_recog_1): Likewise.
23128 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23130 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
23131 (fold_negate_expr): Likewise.
23133 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
23136 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
23137 even if cv-qualification is the same.
23139 2007-02-05 Geoffrey Keating <geoffk@apple.com>
23141 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
23142 __enable_execute_stack on completion.
23144 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23146 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
23147 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
23148 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
23149 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
23150 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
23151 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
23152 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
23153 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
23155 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23157 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
23158 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
23159 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
23160 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
23161 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
23162 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
23163 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
23164 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
23165 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
23166 umuldi3_highpart_rex64, umulsi3_highpart_insn,
23167 umulsi3_highpart_zext, smuldi3_highpart_rex64,
23168 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
23169 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
23170 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
23171 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
23172 sqrtextenddfxf2_i387): Added amdfam10_decode.
23174 * config/i386/athlon.md (athlon_idirect_amdfam10,
23175 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
23176 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
23177 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
23178 athlon_ivector_store_amdfam10): New define_insn_reservation.
23179 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
23182 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23184 * config/i386/athlon.md (athlon_call_amdfam10,
23185 athlon_pop_amdfam10, athlon_lea_amdfam10): New
23186 define_insn_reservation.
23187 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
23188 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
23189 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
23191 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23193 * config/i386/athlon.md (athlon_sseld_amdfam10,
23194 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
23195 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
23197 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23199 * config/i386/athlon.md (athlon_sseins_amdfam10): New
23200 define_insn_reservation.
23201 * config/i386/i386.md (sseins): Added sseins to define_attr type
23202 and define_attr unit.
23203 * config/i386/sse.md: Set type attribute to sseins for insertq
23206 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23208 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
23209 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
23210 ssecomi_load_amdfam10, ssecomi_amdfam10,
23211 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
23212 define_insn_reservation.
23213 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
23215 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23217 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
23218 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
23219 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
23220 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
23221 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
23222 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
23223 define_insn_reservation.
23225 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
23226 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
23227 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
23228 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
23229 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
23231 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23233 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
23234 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
23235 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
23236 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
23237 athlon_ssemul_load_k8): Added amdfam10.
23239 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23241 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
23242 (x86_sse_unaligned_move_optimal): New variable.
23244 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
23246 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
23247 for unaligned vector SSE double/single precision loads for AMDFAM10.
23249 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23251 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
23252 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
23253 Define TARGET_CPU_DEFAULT_amdfam10.
23254 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
23255 (processor_type): Add PROCESSOR_AMDFAM10.
23257 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
23258 processor_type in config/i386/i386.h.
23259 Enable imul peepholes for TARGET_AMDFAM10.
23261 * config.gcc: Add support for --with-cpu option for amdfam10.
23263 * config/i386/i386.c (amdfam10_cost): New variable.
23264 (m_AMDFAM10): New macro.
23265 (m_ATHLON_K8_AMDFAM10): New macro.
23266 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
23267 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
23268 x86_promote_QImode, x86_integer_DFmode_moves,
23269 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23270 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
23271 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
23272 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
23273 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
23274 Enable/disable for amdfam10.
23275 (override_options): Add amdfam10_cost to processor_target_table.
23276 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
23277 processor_alias_table.
23278 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
23279 (ix86_adjust_cost): Add code for amdfam10.
23281 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23283 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
23284 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
23285 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
23286 * config/i386/i386.h: Add builtin definition for SSE4A.
23287 * config/i386/i386.md: Add support for ABM instructions
23288 (popcnt and lzcnt).
23289 * config/i386/sse.md: Add support for SSE4A instructions
23290 (movntss, movntsd, extrq, insertq).
23291 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
23292 Add -march=amdfam10 flag.
23293 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
23294 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
23296 * doc/extend.texi: Add documentation for SSE4A builtins.
23298 2007-02-05 Bob Wilson <bob.wilson@acm.org>
23300 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
23302 2007-02-05 Richard Guenther <rguenther@suse.de>
23304 * tree-vectorizer.h (vectorizable_function): Add argument type
23305 argument, change return type.
23306 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
23307 * tree-vect-transform.c (vectorizable_function): Handle extra
23308 argument, return vectorized function decl.
23309 (build_vectorized_function_call): Remove.
23310 (vectorizable_call): Handle calls with result and argument types
23311 differing. Handle loop vectorization factor correctly.
23312 * targhooks.c (default_builtin_vectorized_function): Adjust for
23314 * targhooks.h (default_builtin_vectorized_function): Likewise.
23315 * target.h (builtin_vectorized_function): Add argument type
23317 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
23318 extra argument, allow vectorizing of lrintf.
23319 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
23320 documentation of target hook.
23322 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
23325 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
23326 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
23327 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
23329 2007-02-05 Roger Sayle <roger@eyesopen.com>
23331 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
23332 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
23333 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
23334 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
23335 before canonicalizing sincos to cexpi.
23336 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
23338 2007-02-05 Roger Sayle <roger@eyesopen.com>
23340 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
23341 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
23342 (alpha_init_builtins): Use alpha_add_builtins to process tables.
23344 2007-02-05 Roger Sayle <roger@eyesopen.com>
23346 * mips-tfile.c (initialize_init_file): Correct endianness test.
23348 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
23350 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
23351 the 'y' constraint.
23353 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23355 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
23356 saves in a PARALLEL before the register assignments.
23358 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23360 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
23361 DWARF_FRAME_RETURN_COLUMN to be a general register.
23362 * dwarf2out.c (init_return_column_size): New function, split from...
23363 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
23364 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
23365 to be nongeneral registers.
23366 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
23368 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
23369 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
23371 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23373 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
23375 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23377 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
23378 (remove_path): Use can_remove_branch_p and remove_branch instead
23379 of loop_delete_branch_edge.
23380 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
23381 (tree_transform_and_unroll_loop): Remove dead branches immediately.
23382 Update profile using scale_dominated_blocks_in_loop.
23383 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
23384 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
23385 (can_remove_branch_p, remove_branch): Declare.
23386 * tree-cfg.c (tree_can_remove_branch_p): New function.
23387 (tree_cfg_hooks): Add tree_can_remove_branch_p.
23388 * cfgrtl.c (rtl_can_remove_branch_p): New function.
23389 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
23391 2007-02-05 Jan Hubicka <jh@suse.cz>
23393 PR middle-end/30696
23394 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
23395 nodes in cgraph, don't remove offline copy of the function.
23397 2007-02-04 Jan Hubicka <jh@suse.cz>
23399 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
23400 vectors might cause maybe_lookup_element_for_expr to be called
23401 on non-sra-candidate.
23403 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23405 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
23406 config/bfin/bfin.md, config/bfin/predicates.md: Follow
23407 spelling conventions.
23409 2007-02-04 Richard Guenther <rguenther@suse.de>
23411 PR middle-end/30636
23412 * fold-const.c (try_move_mult_to_index): Make sure to not
23413 overflow one dimension of a multi-dimensional array access.
23415 2007-02-04 Jan Hubicka <jh@suse.cz>
23417 * passes.c (init_optimization_passes): Reindent.
23419 2007-02-04 Jan Hubicka <jh@suse.cz>
23420 Eric Botcazou <ebotcazou@adacore.com>
23422 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
23423 (execute_fixup_cfg): Break out the abnormal goto code.
23424 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
23425 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
23426 (optimize_inline_calls): Call make_nonlocal_label_edges.
23428 2007-02-04 Jan Hubicka <jh@suse.cz>
23430 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
23431 true when something was changed.
23432 (rename_ssa_copies): When something was changed, do
23433 TODO_remove_unused_locals.
23434 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23435 add TODO_remove_unused_locals when instruction was removed.
23437 2007-02-04 Jan Hubicka <jh@suse.cz>
23439 * ipa-inline.c (try_inline): Improve debug output; work on already
23441 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
23442 call try_inline for already inlined edges too when flattening;
23443 inline also functions that make callee growth but overall unit size
23446 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23448 * config/m32c/bitops.md, config/m32c/jump.md,
23449 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
23450 config/m32r/m32r.h, config/m32r/m32r.md,
23451 config/m32r/predicates.md, config/m68hc11/larith.asm,
23452 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
23453 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
23454 config/mips/mips-protos.h, config/mips/mips.c,
23455 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
23456 config/mn10300/mn10300.h, config/mn10300/predicates.md,
23457 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
23458 spelling conventions.
23460 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
23461 Follow spelling conventions.
23463 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
23465 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
23466 warn about C++0x compatibility.
23468 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23470 * config/h8300/h8300.c, config/h8300/h8300.h,
23471 config/h8300/h8300.md: Follow spelling conventions.
23473 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
23475 PR middle-end/30667
23476 * combine.c (try_combine): Do not substitute source operand
23477 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
23479 2007-02-03 Jan Hubicka <jh@suse.cz>
23481 PR gcov-profile/30650
23482 * value-prof.c (stringop_block_profile): Fix handling of size counter;
23483 do not divide by zero for never executed counters.
23484 (tree_find_values_to_profile): Fix counters.
23485 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
23487 2007-02-03 Ian Lance Taylor <iant@google.com>
23489 * lower-subreg.c (simple_move_operand): New static function,
23490 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
23492 (simple_move): Call simple_move_operand.
23493 (find_decomposable_subregs): Add special handling of MEMs.
23494 (can_decompose_p): Rename from cannot_decompose_p. Reverse
23495 meaning of return value. If we see a hard register, test whether
23496 it can store a word_mode value. Change all callers.
23498 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23500 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
23501 ftrapv insns and expanders.
23502 (subdi3): Change define_expand operand 1 to arith11_operand, and
23503 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
23504 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
23505 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
23508 PR middle-end/30174
23509 * varasm.c (notice_global_symbol): Treat global objects as weak when
23510 flag_shlib is true.
23512 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23514 * emit-rtl.c (dconstpi): Delete.
23515 (dconstsqrt2): New.
23516 (init_emit_once): Delete dconstpi and init dconstsqrt2.
23517 * real.h (dconstpi): Delete.
23518 (dconstsqrt2): New.
23519 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
23520 (fold_builtin_hypot): Likewise.
23522 2007-02-03 Tom Tromey <tromey@redhat.com>
23525 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
23526 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23528 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
23530 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
23531 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23532 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23533 config/rs6000/cell.md, config/rs6000/darwin.h,
23534 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23535 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23536 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23537 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23538 typos. Follow spelling conventions.
23539 * doc/invoke.texi: Follow spelling conventions.
23541 2007-02-03 Roger Sayle <roger@eyesopen.com>
23543 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23544 canonicalization transformations that attempt to simplify integer
23545 constant comparisons to become comparisons against zero.
23547 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23549 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23551 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23552 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23554 2007-02-02 Mike Stump <mrs@apple.com>
23556 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23557 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23558 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23559 generate a branch island.
23561 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23563 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23564 (xtensa_legitimate_address_p): New.
23565 (xtensa_legitimize_address): New.
23566 (xtensa_output_addr_const_extra): New.
23567 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23569 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23570 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23571 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23572 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23573 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23574 (xtensa_legitimize_address): New.
23575 (xtensa_output_addr_const_extra): New.
23577 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23579 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23581 2007-02-02 Ian Lance Taylor <iant@google.com>
23583 * expmed.c (expand_divmod): Add comment.
23585 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23587 * emit-rtl.c (renumber_insns): Remove.
23588 * flags.h: Remove the extern for flag_renumber_insns.
23589 * rtl.h: Remove the prototype for renumber_insns.
23590 * toplev.c (flag_renumber_insns): Remove.
23592 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23594 Revert for x86 darwin:
23595 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23597 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23598 code before the following patch under TARGET_MACHO.
23599 (ix86_function_value_regno_p): Likewise.
23601 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23603 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23606 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23609 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23610 loads to general or fp registers. Add comments.
23611 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23613 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23615 * pointer-set.c (insert_aux): Only return insertion slot.
23616 (pointer_set_insert): Adjust.
23617 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23618 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23619 pointer_map_traverse): New.
23620 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23621 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23622 pointer_map_contains, pointer_map_traverse): Declare.
23624 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23626 PR middle-end/30473
23627 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23628 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23630 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23632 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23634 (struct _dep): New type.
23635 (dep_t): New typedef.
23636 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23637 (DEP_STATUS): New access macro. The macro with the same name was
23638 renamed to DEP_LINK_STATUS.
23639 (dep_init): Declare function
23641 (struct _dep_link): New type.
23642 (dep_link_t): New typedef.
23643 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23644 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23645 (DEP_LINK_STATUS): New macro.
23646 (debug_dep_links): New debug function.
23648 (struct _deps_list): New type.
23649 (deps_list_t): New typedef.
23650 (DEPS_LIST_FIRST): New access macro.
23651 (FOR_EACH_DEP_LINK): New cycle macro.
23652 (create_deps_list, free_deps_list, delete_deps_list): Declare
23654 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23655 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23656 (copy_deps_list_change_con): Ditto.
23658 (move_dep_link): Declare function.
23660 (struct _dep_node): New type.
23661 (dep_node_t): New typedef.
23662 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23664 (struct haifa_insn_data.back_deps): New field to hold backward
23665 dependencies of the insn.
23666 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23668 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23669 Change its type to deps_list_t.
23670 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23671 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23672 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23674 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23676 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23678 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23680 (dep_cost): Declare.
23682 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23683 (ds_to_dk, dk_to_ds): New functions.
23685 (init_dep_1): New static function.
23686 (init_dep): New function.
23687 (copy_dep): New static function.
23689 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23691 (detach_dep_link): New static function.
23692 (move_dep_link): New function.
23694 (dep_links_consistent_p, dump_dep_links): New static functions.
23695 (debug_dep_links): New debugging function.
23697 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23699 (alloc_deps_list, init_deps_list): New static functions.
23700 (create_deps_list): New function.
23701 (clear_deps_list): New static function.
23702 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23703 (deps_list_consistent_p, dump_deps_list): New static functions.
23704 (debug_deps_list): New function.
23705 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23707 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23709 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23710 use new scheduler dependencies lists.
23711 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23712 (sched_analyze): Ditto. Initialize dependencies lists.
23713 (add_forw_dep, compute_forward_dependences): Update to use new
23714 scheduler dependencies lists.
23716 (init_dependency_caches): Init deps_obstack.
23717 (free_dependency_caches): Free deps_obstack.
23719 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23720 new scheduler dependencies lists.
23721 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23722 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23724 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23725 Update to use new scheduler dependencies lists.
23726 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23727 (debug_dependencies): Ditto.
23728 (schedule_region): Update comments.
23730 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23731 scheduler dependencies lists.
23732 (schedule_ebb): Update comments.
23734 * rtl.def (DEPS_LIST): Remove.
23736 * lists.c (unused_deps_list): Remove.
23737 (free_list): Update assertions.
23739 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23740 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23742 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23743 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23745 * haifa-sched.c (comments): Update.
23746 (insn_cost1): Remove. Inline the code into insn_cost ().
23747 (insn_cost): Update to use new scheduler dependencies lists. Move
23748 processing of the dependency cost to dep_cost ().
23749 (dep_cost): New function. Use it instead of insn_cost () when
23750 evaluating cost of the dependency. Use compatible interface to
23751 interact with the target.
23752 (priority): Update to use new scheduler dependencies lists.
23753 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23754 with greater number of insns that depend on the insn.
23755 (schedule_insn): Update to use new scheduler dependencies lists. Add
23756 code to free backward dependencies lists. Inline and optimize code
23757 from resolve_dep () - see PR28071.
23758 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23759 lists. Update call to targetm.sched.is_costly_dependence hook.
23761 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23762 scheduler dependencies lists.
23764 (resolve_dep): Remove. Move the logic to schedule_insn ().
23765 (init_h_i_d): Initialize dependencies lists.
23767 (process_insn_depend_be_in_spec): Rename to
23768 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23769 dependencies lists.
23770 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23771 Update to use new scheduler dependencies lists.
23772 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23774 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23775 new scheduler dependencies lists.
23776 (build_intra_loop_deps): Ditto.
23778 * target.h (struct _dep): Declare to use in
23779 gcc_target.sched.is_costly_dependence.
23780 (struct gcc_target.sched.adjust_cost): Fix typo.
23781 (struct gcc_target.sched.is_costly_dependence): Change signature to
23782 use single dep_t parameter instead of an equivalent triad.
23783 (struct gcc_target.sched.adjust_cost_2): Remove.
23785 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23787 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23789 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23791 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23793 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23794 (REG_DEP_TRUE): Document.
23796 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23797 Change signature to correspond to the targetm.sched.adjust_cost hook.
23798 Update use in TARGET_SCHED_ADJUST_COST_2.
23799 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23800 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23801 new scheduler dependencies lists.
23802 (ia64_gen_check): Ditto.
23804 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23805 scheduler dependencies lists.
23807 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23808 signature to correspond to the targetm.sched.is_costly_dependence hook.
23809 (is_costly_group): Update to use new scheduler dependencies lists.
23811 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23812 instead of INSN_COST () macro.
23814 2007-02-01 Ian Lance Taylor <iant@google.com>
23816 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23818 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23820 * pa.md (tp_load): Correct mfctl instruction syntax.
23822 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23824 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23825 altivec_padding_size calculation on AIX. Improve comment, add
23826 assert to verify that it's right.
23828 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23831 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23833 PR inline-asm/28686
23834 * global.c (global_alloc): Add mising initialization of
23837 2007-02-01 Roger Sayle <roger@eyesopen.com>
23839 * alias.c (init_alias_analysis): Correct whitespace.
23840 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23841 partition_hot_cold_basic_blocks): Likewise.
23842 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23843 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23844 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23845 fold_builtin_snprintf_chk, fold_builtin_printf,
23846 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23847 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23848 * cfgcleanup.c (cleanup_cfg): Likewise.
23849 * cfgexpand.c (tree_expand_cfg): Likewise.
23850 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23851 * function.c (get_next_funcdef_no): Likewise.
23852 * gengtype.c (main): Likewise.
23853 * genmodes.c (main): Likewise.
23854 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23855 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23856 * ifcvt.c (noce_emit_move_insn): Likewise.
23857 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23859 * stor-layout.c (get_best_mode): Likewise.
23860 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23861 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23862 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23863 perform_var_substitution, solve_graph): Likewise.
23864 * tree-vrp.c (vrp_finalize): Likewise.
23866 2007-02-01 Ian Lance Taylor <iant@google.com>
23868 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23869 high part of a paradoxical subreg, return a constant zero.
23871 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23873 * toplev.c (lang_dependent_init): Call init_set_costs.
23874 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23876 2007-02-01 Richard Guenther <rguenther@suse.de>
23878 PR middle-end/30656
23879 * fold-const.c (fold_negate_expr): Allow negating a
23880 constant if overflow does not change.
23882 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23884 * doc/c-tree.texi (Expression trees): Improve markup.
23885 * doc/tm.texi (Register Classes, Addressing Modes)
23886 (Floating Point): Fix spacing after abbreviations. Fix some
23889 2007-02-01 Ben Elliston <bje@au.ibm.com>
23891 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23892 * doc/contrib.texi: Likewise.
23893 * doc/install.texi: Likewise.
23895 2007-01-31 Richard Henderson <rth@redhat.com>
23896 Ian Lance Taylor <iant@google.com>
23898 * lower-subreg.c: New file.
23899 * rtl.def (CONCATN): Define.
23900 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23901 pass_lower_subreg2.
23902 * emit-rtl.c (update_reg_offset): New static function, broken out
23903 of gen_rtx_REG_offset.
23904 (gen_rtx_REG_offset): Call update_reg_offset.
23905 (gen_reg_rtx_offset): New function.
23906 * regclass.c: Revert patch of 2006-03-05, restoring
23908 (clear_reg_info_regno): New function.
23909 * dwarf2out.c (concatn_loc_descriptor): New static function.
23910 (loc_descriptor): Handle CONCATN.
23911 * common.opt (fsplit_wide_types): New option.
23912 * opts.c (decode_options): Set flag_split_wide_types when
23914 * timevar.def (TV_LOWER_SUBREG): Define.
23915 * rtl.h (gen_reg_rtx_offset): Declare.
23916 (reg_scan_update): Declare.
23917 * regs.h (clear_reg_info_regno): Declare.
23918 * tree-pass.h (pass_lower_subreg): Declare.
23919 (pass_lower_subreg2): Declare.
23920 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23921 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23922 -fsplit-wide-types.
23923 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23924 * Makefile.in (OBJS-common): Add lower-subreg.o.
23925 (lower-subreg.o): New target.
23927 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23929 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23931 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23934 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23936 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23938 PR middle-end/29335
23939 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23941 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23943 * cfgloop.h: Include vec-prim.h.
23944 (enum li_flags): Remove LI_ONLY_OLD.
23945 (loop_iterator): Changed.
23946 (fel_next, fel_init): Iterate over loop tree.
23947 (FOR_EACH_LOOP_BREAK): New macro.
23948 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23950 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23951 * modulo-sched.c (sms_schedule): Ditto.
23952 * tree-vectorizer.c (vectorize_loops): Ditto.
23953 * doc/loop.texi: Update information on loop numbering and behavior of
23954 FOR_EACH_LOOP wrto new loops.
23955 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23956 add_to_evolution_1): Test nestedness of loops instead of comparing
23958 * tree-chrec.c (chrec_fold_plus_poly_poly,
23959 chrec_fold_multiply_poly_poly, chrec_evaluate,
23960 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23961 reset_evolution_in_loop): Ditto.
23962 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23964 2007-01-31 Dirk Mueller <dmueller@suse.de>
23966 * c-common.c (warn_about_parentheses): Separate warning about
23967 un-parenthized sequence of comparison operators from the one
23968 which is supposed to warn about x <= y <= z.
23970 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23972 * optabs.h (enum optab_index): Add new OTI_isinf.
23973 (isinf_optab): Define corresponding macro.
23974 * optabs.c (init_optabs): Initialize isinf_optab.
23975 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23977 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23978 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23980 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23981 expand_builtin_interclass_mathfn.
23982 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23983 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23984 (fxam<mode>2_i387): New insn pattern.
23985 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23986 built-in functions as x87 inline asm.
23988 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23990 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23992 2007-01-30 Eric Christopher <echristo@apple.com>
23994 * config.gcc: Add geode.
23996 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23998 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23999 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
24000 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
24001 value-prof.c: Fix comment typos.
24003 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24006 * doc/invoke.texi (Wpointer-arith): Document warning.
24008 2007-01-30 Janis Johnson <janis187@us.ibm.com>
24010 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
24011 the list of discrepancies from the draft TR.
24013 2007-01-30 Dirk Mueller <dmueller@suse.de>
24016 * doc/invoke.texi (-Wreturn-type): Update description to
24017 match new behavior.
24019 2007-01-30 Richard Sandiford <richard@codesourcery.com>
24021 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
24023 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
24025 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
24026 to handle optabs that operate on floating point input argument and
24027 output to integer output.
24028 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
24029 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
24030 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
24031 expand_builtin_interclass_mathfn ().
24032 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
24033 (ilogbsi2): Remove.
24034 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
24035 ilogbl built-in functions as x87 intrinsics.
24037 2007-01-30 Richard Guenther <rguenther@suse.de>
24039 PR middle-end/27657
24040 * dwarf2out.c (reference_to_unused): Query varpool if the
24041 variable was output.
24043 2007-01-30 Richard Guenther <rguenther@suse.de>
24045 PR middle-end/30313
24046 * passes.c (execute_one_pass): Reset in_gimple_form to not
24047 confuse non-unit-at-a-time mode.
24049 2007-01-29 Roger Sayle <roger@eyesopen.com>
24050 Richard Guenther <rguenther@suse.de>
24052 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
24053 avoid undefined behaviour on overflow. Use force_fit_type_double
24054 to construct the constant with the specified TREE_OVERFLOW.
24056 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24058 * config/dfp-bit.c: Add parameterized support for fp exceptions.
24059 * config/dfp-bit.h: Ditto.
24061 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24063 * c-decl.c (pop_scope): Replace warnings with call to
24064 warn_for_unused_label.
24065 * c-common.h (warn_for_unused_label): Declare.
24066 * c-common.c (warn_for_unused_label): Define.
24068 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24070 * tree-optimize.c (update_inlined_to_pointers): Delete unused
24073 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24075 * Makefile.in (USER_H): Remove decfloat.h.
24076 * ginclude/decfloat.h: Delete, moving contents to ...
24077 * ginclude/float.h: Add support for decimal floating point,
24078 guarded by __STDC_WANT_DEC_FP__.
24080 2007-01-29 Mike Stump <mrs@apple.com>
24082 * doc/gccint.texi (Top): Rename Loop Representation to Loop
24083 Analysis and Representation to resolve case insensitive conflict.
24084 * doc/loop.texi (Loop Analysis and Representation): Likewise.
24086 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
24088 * tree.h (struct tree_memory_tag): Add aliases member.
24089 (MTAG_ALIASES): New macro.
24090 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
24091 (add_may_alias): Remove pointer-set. Update for may_aliases being
24093 (mark_aliases_call_clobbered): Update for may_aliases being a
24095 (compute_tag_properties): Ditto.
24096 (create_partition_for): Ditto.
24097 (compute_memory_partitions): Ditto.
24098 (dump_may_aliases_for): Ditto.
24099 (is_aliased_with): Ditto.
24100 (add_may_alias_for_new_tag): Ditto.
24101 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
24102 (compute_is_aliased): New function.
24103 (compute_may_aliases): Call compute_is_aliased).
24104 (init_alias_info): Initialize alias_bitmap_obstack.
24105 (union_alias_set_into): New function.
24106 (compute_flow_sensitive_aliasing): Use union_aliases_into.
24107 (have_common_aliases_p): Rewrite to take two bitmaps and use
24109 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
24110 Update for bitmaps.
24111 (finalize_ref_all_pointers): Update for add_may_alias changes.
24112 (new_type_alias): Ditto.
24113 * tree-flow-inline.h (may_aliases): Return a bitmap.
24114 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
24115 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
24116 may_aliases being a bitmap.
24117 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
24118 may_aliases now returns a bitmap.
24119 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
24121 * tree-ssa-operands.c (add_virtual_operand): Update for
24122 may_aliases being a bitmap.
24124 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
24126 PR tree-optimization/30630
24127 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
24128 variable as changed.
24130 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
24133 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
24134 expanded only once even if an error occurs.
24136 2007-01-29 Ben Elliston <bje@au.ibm.com>
24138 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
24139 (__gcov_average_profiler): Likewise.
24140 (__gcov_ior_profiler): Likewise.
24141 (__gcov_merge_ior): Likewise.
24143 2007-01-28 Jan Hubicka <jh@suse.cz>
24145 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
24146 * value-prof.c (stringop_block_profile): Likewise.
24148 2007-01-28 Jan Hubicka <jh@suse.cz>
24150 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
24151 Add variant handling histograms; add wrapper.
24152 (clear_storage_via_libcall): Export.
24153 (emit_block_move_hints): Break out from ...; add histograms.
24154 (emit_block_move): ... this one.
24155 (clear_storage_hints): Break out from ...; add histograms.
24156 (clear_storage): ... this one.
24157 (set_storage_via_memset): Handle histogram.
24158 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
24159 (clear_storage_hints, clear_storage_via_libcall): Declare.
24160 (set_storage_via_setmem): Update prototype.
24161 * doc/md.texi (movmem, setmem): Document new arguments.
24163 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
24164 Add new histograms.
24165 (stringop_block_profile): New global function.
24166 (tree_stringops_values_to_profile): Profile block size and alignment.
24167 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
24169 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
24170 (stringop_block_profile): Declare.
24171 * builtins.c: Include value-prof.h.
24172 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
24173 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
24174 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
24175 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
24176 * profile.c (instrument_values): Add new counters.
24177 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
24179 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
24180 (tree_init_edge_profiler): Build new profilers.
24181 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
24182 (pass_tree_profile): Add dump.
24183 (tree_profile_hooks): Update.
24184 * Makefile.in (LIBGCOV): Add new constants.
24185 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
24186 __gcov_ior_profiler): New.
24187 * i386.md (movmem/setmem expanders): Add new optional arguments.
24189 2007-01-28 David Edelsohn <edelsohn@gnu.org>
24191 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
24193 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24195 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
24196 (tree_unswitch_single_loop): Pass eni_size_weights to
24197 tree_num_loop_insns.
24198 * tree-ssa-loop-manip.c: Include tree-inline.h.
24199 (can_unroll_loop_p): Pass eni_size_weights to
24200 tree_num_loop_insns.
24201 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
24202 Pass eni_size_weights to estimate_num_insns.
24203 * tree.h (init_inline_once): Export.
24204 * toplev.c (backend_init): Call init_inline_once.
24205 * cgraphunit.c (cgraph_process_new_functions,
24206 cgraph_analyze_function): Pass eni_inlining_weights to
24207 estimate_num_insns.
24208 * ipa-inline.c (compute_inline_parameters): Ditto.
24209 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
24210 to estimate_num_insns.
24211 (try_unroll_loop_completely): Pass eni_size_weights to
24212 tree_num_loop_insns.
24213 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
24214 ot estimate_num_insns.
24215 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
24216 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
24217 * tree-inline.c (eni_inlining_weights, eni_size_weights,
24218 eni_time_weights): New variables.
24219 (init_inline_once): Initialize them.
24220 (struct eni_data): Mew.
24221 (estimate_num_insns_1, estimate_num_insns): Use weights.
24222 * tree-inline.h (struct eni_weights_d): New.
24223 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
24224 (estimate_num_insns): Declaration changed.
24225 * cfgloop.h (tree_num_loop_insns): Declaration changed.
24226 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
24227 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
24229 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24231 * tree-data-ref.c (conflict_fn): Assert that the number of affine
24232 relations in the conflict function is valid.
24234 2007-01-27 Ian Lance Taylor <iant@google.com>
24236 * common.opt: Add fstrict-overflow.
24237 * opts.c (decode_options): Set flag_strict_overflow if -O2.
24238 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
24239 (TYPE_OVERFLOW_UNDEFINED): Define.
24240 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
24242 * tree.h (TYPE_TRAP_SIGNED): Don't define.
24243 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
24244 (fold_negate_expr): Likewise.
24245 (make_range): Likewise.
24246 (extract_muldiv_1): Likewise.
24247 (maybe_canonicalize_comparison): Likewise.
24248 (fold_comparison): Likewise.
24249 (fold_binary): Likewise.
24250 (tree_expr_nonnegative_p): Likewise.
24251 (tree_expr_nonzero_p): Likewise.
24252 * tree-vrp.c (compare_values): Likewise.
24253 (extract_range_from_binary_expr): Likewise.
24254 (extract_range_from_unary_expr): Likewise.
24255 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
24257 (nowrap_type_p): Likewise.
24258 * tree-scalar-evolution.c (simple_iv): Likewise.
24259 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
24260 (build_range_check): Likewise.
24261 (extract_muldiv_1): Likewise.
24262 (fold_comparison): Likewise.
24263 * tree-vrp.c (vrp_int_const_binop): Likewise.
24264 (extract_range_from_unary_expr): Likewise.
24265 * convert.c (convert_to_integer): Likewise.
24266 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
24267 (fold_comparison): Likewise.
24268 (fold_binary): Likewise.
24269 * optabs.c (optab_for_tree_code): Likewise.
24270 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
24271 * simplify-rtx.c (simplify_const_relational_operation): Check
24272 flag_strict_overflow and flag_trapv.
24273 (simplify_const_relational_operation): Likewise.
24274 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
24275 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
24278 2007-01-27 Roger Sayle <roger@eyesopen.com>
24280 * tree.c (tree_fold_gcd): Delete.
24281 * tree.h (tree_fold_gcd): Remove prototype.
24282 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
24283 test whether one constant integer is a multiple of another. Instead
24284 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
24285 * fold-const.c (multiple_of_p): We've determined both TOP and
24286 BOTTOM are integer constants so we can call int_const_binop directly
24287 instead of the more generic const_binop.
24289 2007-01-27 Roger Sayle <roger@eyesopen.com>
24291 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
24292 1*X check that the constant hasn't overflowed, to preserve the
24294 (round_up): Provide an efficient implementation when rouding-up an
24295 INTEGER_CST to a power-of-two.
24297 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24299 * doc/sourcebuild.texi: Add comma for clarity.
24300 * doc/extend.texi: Fix some typos.
24301 * doc/passes.texi: Likewise.
24302 * doc/cppinternals.texi: Likewise.
24303 * doc/c-tree.texi: Likewise.
24304 * doc/tree-ssa.texi: Likewise.
24305 * doc/install.texi: Likewise.
24307 2007-01-27 Jan Hubicka <jh@suse.cz>
24309 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
24310 (pass_sra): Do not require alias information.
24311 * passes.c (init_optimization_passes): Add SRA
24313 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
24315 * tracer.c (rest_of_handle_tracer): We already cleaned
24316 up the CFG in tracer() so don't do it here again.
24317 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
24318 cleanup_cfg here, either. And don't call renumber_insns.
24320 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
24321 and BB_HEAD are in the insn stream here. Instead make sure
24322 that BB_INSN is valid on all insns. Also, do check here that
24323 there are no pending branch predictions...
24324 (rtl_verify_flow_info): ...instead of doing it here. Checks
24325 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
24328 2007-01-26 Roger Sayle <roger@eyesopen.com>
24330 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
24331 function to simplify/factorize operand order canonicalization.
24332 (ix86_fixup_binary_operands): Reorganize using the above function.
24333 (ix86_binary_operator_ok): Likewise.
24335 2007-01-27 Jakub Jelinek <jakub@redhat.com>
24337 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
24338 file scope from optimize_attrs.
24339 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
24341 (optimize_attrs): Clear insn_code_values after freeing it.
24343 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
24345 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
24346 a parts.base assignment.
24348 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
24350 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
24351 (compute_subscript_distance, initialize_data_dependence_relation,
24352 finalize_ddr_dependent, analyze_ziv_subscript,
24353 analyze_siv_subscript_cst_affine,
24354 compute_overlap_steps_for_affine_univar,
24355 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
24356 analyze_siv_subscript, analyze_miv_subscript,
24357 analyze_overlapping_iterations, subscript_dependence_tester_1,
24358 compute_self_dependence, free_dependence_relation): Work
24359 with affine_fn instead of chrecs.
24360 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
24361 common_affine_function, affine_function_base,
24362 affine_function_constant_p, affine_fn_op, affine_fn_plus,
24363 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
24364 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
24365 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
24366 (all_chrecs_equal_p): Removed.
24367 * tree-data-ref.h (affine_fn, conflict_function): New types.
24368 (struct subscript): Change type of conflicting_iterations_in_a
24369 and conflicting_iterations_in_b.
24371 2007-01-26 Steve Ellcey <sje@cup.hp.com>
24374 * config/pa/pa.h (TARGET_HPUX_11): New.
24375 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
24376 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
24378 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
24379 Richard Guenther <rguenther@suse.de>
24381 * tree-ssa-structalias.c (solve_graph): Handle case
24382 we merged the variable to another.
24384 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24386 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
24389 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
24390 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
24392 2007-01-25 DJ Delorie <dj@redhat.com>
24394 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
24395 allow changes to modes which don't fit in those registers.
24397 * reload1.c (choose_reload_regs): Check for invalid subregs before
24398 computing their locations, not after.
24400 2007-01-25 Geoffrey Keating <geoffk@apple.com>
24403 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
24404 save Altivec registers in an eh_return function.
24405 (compute_vrsave_mask): Likewise.
24406 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
24407 for saving Altivec registers.
24408 (rs6000_emit_prologue): Don't allocate stack twice in
24409 eh_return function. Correct expected value of altivec_save_offset
24410 when using save_world. Describe save of R0 to stack when using
24411 save_world. Describe stack pointer adjustment when using
24412 save_world. Remove duplicated eh_return parameter register saving.
24413 Update sp_offset variable after save_world.
24414 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
24416 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
24417 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
24420 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24422 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
24424 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24427 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
24428 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
24430 2007-01-25 Richard Guenther <rguenther@suse.de>
24432 * doc/invoke.texi (-Wcoverage-mismatch): Document.
24433 * common.opt (-Wcoverage-mismatch): New warning option.
24434 * coverage.c (get_coverage_counts): Ignore coverage mismatch
24435 if -Wcoverage-mismatch is given.
24437 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
24439 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
24440 (ipcp_driver): Change to static definition.
24441 Add dumping of the ifunctions.
24442 (constant_val_insert): Remove unused parameter. Support for SSA.
24443 (ipcp_propagate_const): Support for SSA.
24444 (ipcp_profile_bb_print): Print only analyzed nodes.
24445 (ipcp_replace_map_create): Remove support for Fortran constant
24447 * ipa-prop.c (ipa_method_modify_stmt,
24448 ipa_callsite_compute_param): Support for SSA.
24449 * ipa-prop.h (ipcp_driver): Remove declaration.
24450 (IS_VALID_TREE_MAP_INDEX): Add define.
24452 2007-01-24 Geoffrey Keating <geoffk@apple.com>
24454 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
24456 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24458 PR middle-end/30447
24459 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
24460 constant argument to cabs and do it without checking for
24461 -funsafe-math-optimizations.
24463 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
24465 * c-common.h (RID_FIRST_CXX0X): New.
24466 (RID_LAST_CXX0X): New.
24467 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
24469 * c.opt (Wc++0x-compat): New.
24470 * doc/invoke.texi (-Wc++0x-compat): Document.
24472 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24474 * builtins.c (fold_builtin_carg): New.
24475 (fold_builtin_1): Use it.
24477 2007-01-24 Jan Hubicka <jh@suse.cz>
24479 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
24481 * ipa-inline.c (initial_insns, max_insns): Delete.
24482 (compute_max_insns): New function.
24483 (cgraph_decide_inlining_of_small_function): Use it; take minimal
24484 amount of insns as base for code growth.
24485 (cgraph_decide_inlining): Make initial_insns local; do not compute
24487 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
24488 * doc/invoke.texi (inline-unit-growth): Update docs.
24490 2007-01-24 Jakub Jelinek <jakub@redhat.com>
24492 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
24493 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
24494 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
24495 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
24496 for CPUs that have PTA_CX16 set.
24498 PR middle-end/27416
24499 * gimplify.c (omp_check_private): New function.
24500 (gimplify_scan_omp_clauses): Use it for
24501 firstprivate/lastprivate/reduction.
24503 PR middle-end/30494
24504 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
24505 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
24507 PR middle-end/30421
24508 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
24509 If lower_lastprivate_clauses emits some statements, append them
24510 to dlist rather than body_p and to body_p append an initializer.
24511 (lower_omp_for): Adjust caller.
24513 2007-01-24 Steve Ellcey <sje@cup.hp.com>
24515 * target.h (globalize_decl_name): New.
24516 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24517 * output.h (default_globalize_decl_name): New.
24518 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
24520 (globalize_decl): Ditto.
24521 (default_globalize_decl_name): New.
24522 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
24523 (ia64_handle_version_id_attribute): New.
24524 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24525 (ia64_asm_output_external): Use globalize_decl_name instead
24526 of globalize_label.
24527 * doc/extend.texi (version_id): New pragma.
24528 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
24530 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24532 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24533 _uleb128_t and _Unwind_SWord with _sleb128_t.
24534 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24535 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24537 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24538 * unwind-pe.h (read_uleb128, read_sleb128,
24539 read_encoded_value_with_base): Likewise.
24540 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24542 2007-01-24 Richard Guenther <rguenther@suse.de>
24544 * builtins.c (expand_builtin_cexpi): Get the fndecl
24545 for cexp in the correct way.
24547 2007-01-24 Jan Hubicka <jh@suse.cz>
24549 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24552 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24554 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24555 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24556 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24557 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24558 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24559 __SIZEOF_PTRDIFF_T__.
24560 * doc/cpp.texi: Documentation for the new builtin macros added.
24562 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24564 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24565 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24566 instead of operands[2] to avoid access past the end of array.
24568 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24570 * reload1.c (emit_reload_insns): Pass the reload register
24571 for a non-spill output reload through forget_old_reloads_1.
24573 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24575 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24576 _SOFT_DOUBLE if doubles use software floating-point.
24577 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24578 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24579 * config/rs6000/darwin-ldouble.c: Also compile functions for
24580 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24581 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24582 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24583 commented-out long double override.
24584 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24585 * config/rs6000/eabispe.h: Likewise.
24586 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24587 long double for non-SPE.
24588 (rs6000_handle_option): Likewise.
24589 (invalid_e500_subreg): Disallow more subregs involding DImode,
24590 DFmode, TImode or TFmode.
24591 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24593 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24595 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24596 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24598 (rs6000_legitimate_address): Also check for TFmode for E500
24600 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24601 (spe_build_register_parallel): Handle TFmode and TCmode.
24602 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24604 (function_arg): Handle TFmode and TCmode for E500 double.
24605 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24607 (print_operand): Handle TFmode and TImode for %y.
24608 (rs6000_generate_compare): Handle TFmode comparisons for E500
24610 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24611 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24612 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24613 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24614 TFmode for E500 double.
24615 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24616 (floatsidf2): Enable for E500 double.
24617 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24618 (extenddftf2): Change to extenddftf2_fprs.
24619 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24620 depending on TARGET_E500_DOUBLE.
24621 (extendsftf2): Enable for E500 double.
24622 (trunctfdf2): Enable for E500 double.
24623 (trunctfsf2): Change to trunctfsf2_fprs.
24624 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24625 depending on TARGET_E500_DOUBLE.
24626 (floatsitf2): Enable for E500 double.
24627 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24628 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24629 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24630 (negtf2): Change to negtf2_internal.
24631 (negtf2): New expander.
24632 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24633 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24634 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24635 (movdi_internal32): Use rs6000_nonimmediate_operand.
24636 (unnamed splitter): Likewise.
24637 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24638 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24639 (SPE64TF, DITI): New mode macros.
24640 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24643 (frob_<mode>_di_2): New.
24644 (frob_tf_di_8_2): New.
24645 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24647 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24649 (frob_ti_<mode>_8_2): New.
24650 (frob_ti_tf_2): New.
24651 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24652 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24654 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24655 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24656 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24657 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24658 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24659 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24662 2007-01-23 Ian Lance Taylor <iant@google.com>
24664 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24666 (OBJS-archive): Reformat, alphabetize.
24667 (OBJS): Change out_object_file to OBJS-md.
24669 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24671 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24672 JUMP_P and CALL_P predicates where applicable.
24673 * config/i386/i386.c: Ditto.
24674 * config/i386/i386.md: Ditto.
24675 * config/i386/mmx.md: Ditto.
24676 * config/i386/predicates.md: Ditto.
24678 2007-01-22 Andreas Schwab <schwab@suse.de>
24680 * config/m68k/m68k.h: Fix comment.
24682 2007-01-22 Jan Hubicka <jh@suse.cz>
24684 * passes.c (init_optimization_passes): Do not rerun
24685 pass_early_warn_uninitialized.
24687 2007-01-22 Richard Guenther <rguenther@suse.de>
24689 PR tree-optimization/30038
24690 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24692 (execute_cse_sincos_1): Likewise.
24693 (execute_cse_sincos): Likewise.
24694 (gate_cse_sincos): Likewise.
24695 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24696 the cexpi() canonicalization of sincos().
24697 * tree-pass.h (pass_cse_sincos): Declare.
24698 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24700 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24702 PR rtl-optimization/29329
24703 * combine.c (replaced_rhs_insn): Rename to i2mod.
24704 (replaced_rhs_value): Rename to i2mod_new_rhs.
24705 (i2mod_old_rhs): New global variable.
24706 (combine_instructions): Adjust for above change. Save a copy of
24707 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24708 note are substituted in the second instruction.
24709 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24710 ditch the note if it pertains to the second eliminated register
24711 and this register is mentioned in i2mod_old_rhs.
24714 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24716 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24717 the insn to which the note was originally attached.
24719 2007-01-21 Jan Hubicka <jh@suse.cz>
24721 * ipa-inline.c (inlining_mode): Comment, move up.
24722 (cgraph_decide_inlining_incrementally): Do not perform inlining
24723 itself; fix handling of flattening of self recursive functions.
24724 (cgraph_find_cycles): Remove.
24725 (cgraph_flatten_node): Remove.
24726 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24727 (try_inline): New function.
24728 (cgraph_early_inlining): Update call of
24729 cgraph_decide_inlining_incrementally. Apply inlining here.
24730 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24732 2007-01-21 Dirk Mueller <dmueller@suse.de>
24735 * tree-vrp.c (check_array_bounds): do not warn
24736 about ADDR_EXPR's of ARRAY_REF's which are immediately
24737 used in binary expressions.
24739 2007-01-21 Ira Rosen <irar@il.ibm.com>
24741 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24742 read_write_dep and macros for its access.
24743 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24744 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24745 argument, call vect_check_interleaving for every independent pair of
24746 data-refs. Mark loads that access the same memory location as a store
24748 (vect_check_dependences): Remove.
24749 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24750 call, fix the call to vect_analyze_data_ref_dependence.
24751 (vect_analyze_data_ref_access): For statements that access the same
24752 data-ref, check that they are not stores; for loads, check that there
24753 is no store that access the same location.
24755 2007-01-20 Roger Sayle <roger@eyesopen.com>
24756 Joseph Myers <joseph@codesourcery.com>
24758 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24759 (-fdump-rtl-stack): Likewise.
24760 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24761 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24762 (-mpt-fixed): Use @minus{} for minus sign.
24763 (Using Precompiled Headers): Fix under/overfull hbox.
24765 2007-01-20 Jan Hubicka <jh@suse.cz>
24767 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24768 place within annotation.
24770 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24772 * pa.c (output_move_double): Change array size of xoperands to 4.
24774 2007-01-20 Jan Hubicka <jh@suse.cz>
24776 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24779 2007-01-19 Ian Lance Taylor <iant@google.com>
24781 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24782 constant to unsigned HOST_WIDE_INT before negating.
24784 2007-01-19 Ian Lance Taylor <iant@google.com>
24786 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24788 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24789 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24790 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24791 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24792 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24793 (realloc_vdef, realloc_vuse): Change second parameter to
24795 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24796 fields to unsigned.
24797 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24798 unsigned. Change x and lim locals to unsigned.
24799 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24801 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24802 (copy_virtual_operands): Change i and n locals to unsigned.
24804 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24806 PR middle-end/29335
24807 * builtins.c (fold_builtin_1): Handle builtin fdim.
24809 2007-01-20 Jan Hubicka <jh@suse.cz>
24811 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24812 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24813 init_alias_heapvars.
24814 (init_alias_heapvars): Initialize only when not already initialized.
24815 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24817 2007-01-19 Roger Sayle <roger@eyesopen.com>
24819 * common.opt (fsigned-zeros): New command line option.
24820 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24821 of flag_unsafe_math_optimizations.
24822 * opts.c (set_fast_math_flags): The -ffast-math command line option
24823 implies -fno-signed-zeros.
24824 (fast_math_flags_set_p): Likewise.
24826 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24827 the documentation of -ffast-math appropriately. Wrap long lines.
24829 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24831 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24832 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24834 2007-01-19 Tomas Bily <tbily@suse.cz>
24836 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24838 (tree_init_ic_make_global_vars): New function
24839 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24840 (tree_gen_ic_profiler): New function
24841 (tree_gen_ic_func_profiler): New function
24842 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24843 (tree_profile_hooks): Added hook for indirec/virtual calls
24844 * value-prof.c (tree_find_values_to_profile): New case for
24846 (tree_values_to_profile): Call for determining indirect/virtual
24848 (tree_indirect_call_to_profile): New function
24849 (tree_ic_transform): New function
24850 (tree_ic): New function
24851 (find_func_by_pid): New function
24852 (init_pid_map): New function
24853 (tree_value_profile_transformations): Added check for
24854 indirect/virtual call transformation
24855 * value-prof.h (enum hist_type): New counter type for
24856 indirect/virtual calls
24857 (profile_hooks): Added new hook for profiling indirect/virtual
24859 * profile.c (instrument_values): New case for indirect/virtual
24861 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24862 (GCOV_COUNTER_V_INDIR): New counter type
24863 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24864 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24866 * cgraph.c: Definition of cgraph_max_pid
24867 (cgraph_create_node): Default init of pid attribute
24868 * cgraph.h: Declaration of cgraph_max_pid
24869 (struct cgraph_node): Added pid attribute
24870 * libgcov.c (__gcov_indirect_call_profiler): New function
24871 (__gcov_one_value_profiler_body): New function
24872 (__gcov_one_value_profiler): Body was moved to
24873 __gcov_one_value_profiler_body and calls it
24875 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24877 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24878 * gengtype.c (write_types_data, write_func_for_structure,
24879 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24880 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24881 (walk_type, write_func_for_structure): Generate the mark_hook if
24884 2007-01-19 Jan Hubicka <jh@suse.cz>
24886 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24887 'early' argument take inlining mode argument specifying whether to
24888 inline for size/speeed or all functions; add support for flattening;
24890 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24892 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24895 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24896 the name of the declared identifier.
24898 2007-01-19 Dirk Mueller <dmueller@suse.de>
24900 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24901 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24902 duplicate evaluation.
24904 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24906 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24907 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24908 to XFMode, use acosxf2 and truncate result to requested mode.
24909 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24910 (asin<mode>2): Similarly, with asin expanders.
24911 (*fscalexf4_i387): Rename from *fscalexf4.
24912 (expNcorexf3): New expander.
24913 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24914 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24915 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24916 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24917 patterns for SSE math.
24918 (exp10<mode>2): Similarly, with exp10 expanders.
24919 (exp2<mode>2): Similarly, with exp2 expanders.
24920 (expm1<mode>2): Similarly, with expm1 expanders.
24921 (ldexp<mode>3): Similarly, with ldexp expanders.
24922 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24923 Use gen_truncxf<mode>2_i387_noop to truncate result.
24925 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24927 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24928 for ColdFire targets.
24930 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24931 Richard Sandiford <richard@codesourcery.com>
24933 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24934 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24935 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24936 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24937 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24938 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24940 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24942 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24943 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24944 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24945 (*adddi_dilshr32_cf): New pattern.
24946 (adddi3, subdi3): Remove first alternatives.
24948 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24950 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24951 implemented using move.l, do not use its cc result for floating-point
24954 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24956 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24957 from accepting 's' constraints if flag_pic.
24959 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24961 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24962 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24963 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24964 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24966 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24968 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24969 ColdFire alternatives.
24970 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24971 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24972 architectures that support ff1 instruction.
24974 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24975 Julian Brown <julian@codesourcery.com>
24977 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24978 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24979 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24982 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24984 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24986 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24987 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24988 HOST_WIDE_INT instead of an rtx.
24989 (m68k_rtx_costs): Update call accordingly.
24990 (output_move_const_into_data_reg): Likewise. Fix formatting.
24991 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24993 (output_move_simode_const): Update calls after above changes.
24994 Rework to use automatic variables and predicates like MEM_P.
24995 * config/m68k/m68k.md (pushexthisi_const): Update call to
24998 2007-01-19 Dirk Mueller <dmueller@suse.de>
25000 * tree-ssa-alias.c (perform_var_substitution): Fix typo
25001 in dump_flags test.
25003 2007-01-19 Richard Guenther <rguenther@suse.de>
25005 * builtins.c (expand_builtin_cexpi): Fall back to expanding
25006 via cexp in case sincos is not available.
25008 2007-01-19 Richard Guenther <rguenther@suse.de>
25010 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
25011 * defaults.h (TARGET_HAS_SINCOS): Default to off.
25012 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
25013 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
25014 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
25015 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
25016 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
25017 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
25019 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
25021 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
25023 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
25024 (atan2xf3): Directly generate RTL pattern.
25025 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
25026 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25027 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25028 disable patterns for SSE math.
25029 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
25030 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25031 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25032 disable patterns for SSE math.
25034 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
25036 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
25038 2007-01-18 Roger Sayle <roger@eyesopen.com>
25040 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
25041 VIEW_CONVERT_EXPR to the same type as it's operand.
25043 2007-01-18 David Edelsohn <edelsohn@gnu.org>
25045 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
25046 configured for long double 128.
25048 2007-01-18 Mike Stump <mrs@apple.com>
25050 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
25053 2007-01-18 Michael Meissner <michael.meissner@amd.com>
25055 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
25058 2007-01-18 Jan Hubicka <jh@suse.cz>
25060 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
25061 greater than NUM_VOP_FREE_BUCKETS.
25063 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
25065 * tree-ssa-structalias.c: Update comments.
25066 (ptabitmap_obstack): Removed.
25067 (pta_obstack): New.
25068 (oldpta_obstack): Ditto.
25069 (stats): Add a few members.
25070 (struct variable_info): Remove node, complex, address_taken, and
25071 indirect_target members. Add oldsolution member.
25072 (new_var_info): Do not initialize removed members.
25073 (constraint_expr_type): Remove INCLUDES.
25074 (constraint_graph): Add size, implicit_preds, rep,
25075 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
25076 (FIRST_REF_NODE): New macro.
25077 (LAST_REF_NODE): Ditto.
25078 (FIRST_ADDR_NODE): Ditto.
25079 (find): New function.
25081 (dump_constraint): Do not handle INCLUDES.
25082 (insert_into_complex): Do not insert duplicate constraints.
25083 (condense_varmap_nodes): Renamed and rewritten into ...
25084 (merge_node_constraints): This. Also fix bug in handling of
25085 offseted copy constraints.
25086 (clear_edges_for_node): No longer need to deal with preds at all,
25087 or removing associated preds/succs.
25088 (merge_graph_nodes): Deal with indirect_cycles.
25089 Don't deal with predecessors.
25090 (add_implicit_graph_edge): New function.
25091 (add_pred_graph_edge): Ditto.
25092 (add_graph_edge): Don't deal with predecessors.
25093 (build_constraint_graph): Removed.
25094 (build_pred_graph): New function.
25095 (build_succ_graph): Ditto.
25096 (struct scc_info): Removed in_component. Added roots, dfs, and
25097 node_mapping. Remove visited_index, unification_queue.
25098 (scc_visit): Deal with union-find we do now.
25099 Deal with cycles with REF nodes.
25100 (collapse_nodes): Renamed and rewritten to ...
25101 (unify_nodes): This.
25102 (process_unification_queue): Removed.
25103 (topo_visit): Cleanup
25104 (do_da_constraint): Use find.
25105 (do_sd_constraint): Ditto.
25106 (do_ds_constraint): Ditto.
25107 (do_complex_constraint): Ditto.
25108 (init_scc_info): Update for removed and added members.
25109 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
25110 (find_indirect_cycles): This.
25111 (equivalence_class): New variable.
25112 (label_visit): New function.
25113 (perform_variable_substitution): Rewritten.
25114 (free_var_substitution_info): New function.
25115 (find_equivalent_node): Ditto.
25116 (move_complex_constraints): Ditto.
25117 (eliminate_indirect_cycles): Ditto.
25118 (solve_graph): Only propagate changed bits.
25119 Use indirect cycle elimination.
25121 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
25122 (tree_id_eq): Renamed to ...
25123 (tree_vi_eq): This. Update for member change
25124 (insert_id_for_tree): Renamed and rewritten to ...
25125 (insert_vi_for_tree): This.
25126 (lookup_id_for_tree): Renamed and rewritten to ...
25127 (lookup_vi_for_tree): This.
25128 (get_id_for_tree): Renamed and rewritten to ...
25129 (get_vi_for_tree): Ditto.
25130 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
25131 (process_constraint): Don't handle INCLUDES.
25132 Remove special ADDRESSOF case.
25133 (find_func_aliases): Rewrite to use vi functions instead of id
25135 (create_function_info_for): Ditto.
25136 (create_variable_info_for): Ditto.
25137 (intra_create_variable_infos): Ditto.
25138 (merge_smts_into): Ditto.
25139 (find_what_p_points_to): Ditto.
25140 (init_base_vars): Ditto.
25141 (init_alias_vars): Ditto.
25142 (remove_preds_and_fake_succs): New function.
25143 (dump_sa_points_to_info): Dump new stats.
25144 (dump_solution_for_var): Use find.
25145 (set_used_smts): Fix formatting.
25146 (compute_points_to_sets): Updated for new functions.
25147 (ipa_pta_execute): Ditto.
25149 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25150 Richard Sandiford <richard@codesourcery.com>
25152 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
25154 * calls.c (expand_call): If the return value is a PARALLEL,
25155 extract its first member.
25156 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
25157 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25158 use FUNCTION_EXTRA_EPILOGUE.
25159 (m68k_function_value): Return a PARALLEL if the return value
25160 is of a pointer type.
25161 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
25162 (FUNCTION_EXTRA_EPILOGUE): Remove.
25163 * config/m68k/m68k.md (D0_REG): New constant.
25165 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25167 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25168 output a NOP for empty epilogues.
25170 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25172 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
25173 before function. Extend register save check to include all
25174 registers, not just integer ones.
25176 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25178 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
25179 (m68k_use_return_insn): ...this.
25180 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
25181 * config/m68k/m68k.c (use_return_insn): Rename to...
25182 (m68k_use_return_insn): ...this.
25183 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
25184 of USE_RETURN_INSN.
25186 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25188 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
25189 nearest even, fix denormal rounding overflow.
25191 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25193 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
25194 f%$smove and f%$move.
25195 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
25196 (extendsfdf2_cf): Use fdmove instead of f%&move.
25197 (truncdfsf2_cf): Use fsmove instead of f%$smove.
25198 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
25200 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25202 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
25205 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25207 * real.h (real_format): Add a canonical_nan_lsbs_set field.
25208 (coldfire_single_format): Declare.
25209 (coldfire_double_format): Likewise.
25210 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
25211 of qnan_msb_set to determine the lower bits of a canonical
25213 (encode_ieee_double): Likewise.
25214 (encode_ieee_quad): Likewise.
25215 (ieee_single_format): Initialize canonical_nan_lsbs_set.
25216 (mips_single_format): Likewise.
25217 (ieee_double_format): Likewise.
25218 (mips_double_format): Likewise.
25219 (ieee_extended_motorola_format): Likewise.
25220 (ieee_extended_intel_96_format): Likewise.
25221 (ieee_extended_intel_128_format): Likewise.
25222 (ieee_extended_intel_96_round_53_format): Likewise.
25223 (ibm_extended_format): Likewise.
25224 (mips_extended_format): Likewise.
25225 (ieee_quad_format): Likewise.
25226 (mips_quad_format): Likewise.
25227 (vax_f_format): Likewise.
25228 (vax_d_format): Likewise.
25229 (vax_g_format): Likewise.
25230 (i370_single_format): Likewise.
25231 (i370_double_format): Likewise.
25232 (decimal_single_format): Likewise.
25233 (decimal_double_format): Likewise.
25234 (decimal_quad_format): Likewise.
25235 (c4x_single_format): Likewise.
25236 (c4x_extended_format): Likewise.
25237 (real_internal_format): Likewise.
25238 (coldfire_single_format): New real_format.
25239 (coldfire_double_format): Likewise.
25240 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
25241 canonical_nan_lsbs_set.
25242 (pdp11_d_format): Likewise.
25243 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
25244 if TARGET_COLDFIRE_CPU.
25246 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25248 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
25249 (output_call, m68k_legitimize_call_address): Declare.
25250 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
25251 parenthesees. Add support for a 'W' constraint.
25252 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
25253 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
25254 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
25255 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
25257 (override_options): Initialize them. Do not set flag_no_function_cse
25258 for TARGET_ID_SHARED_LIBRARY.
25259 (m68k_output_pic_call): Delete.
25260 (m68k_legitimize_call_address): New function.
25261 (print_operand): Remove the %o prefix. Handle the %p prefix.
25262 (output_call): New function.
25263 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
25264 target address from the GOT if symbolic jumps are not allowed.
25265 * config/m68k/m68k.md (call, general_operand): Do not set
25266 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
25267 Merge separate flag_pic and !flag_pic define_insns into...
25268 (*call, *call_value): ...these new patterns. Match the address
25269 rather than the containing MEM and require it to be a call_operand.
25270 Use output_call to generate the asm template.
25271 * config/m68k/predicates.md (const_call_operand): New predicate.
25272 (call_operand): Likewise.
25274 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25276 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
25277 (STACK_GROWS_DOWNWARD): Define to 1.
25278 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
25279 comments, emphasizing that these values are only defaults.
25280 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
25281 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
25283 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25285 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
25287 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25288 Richard Sandiford <richard@codesourcery.com>
25290 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
25291 (FP_REGNO_P): New macros.
25292 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
25293 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
25294 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
25295 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
25297 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25299 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25300 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
25302 * config/m68k/t-floatlib: New file, extracting common code from...
25303 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
25304 * config/m68k/t-uclinux: Here.
25305 * config/m68k/fpgnulib.c: Do not compile extendeed precision
25306 routines on ColdFire targets.
25308 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25310 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25311 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
25312 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
25313 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
25314 explicitly set MOTOROLA to 1.
25315 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
25317 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25318 Nathan Sidwell <nathan@codesourcery.com>
25320 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
25321 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
25322 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
25323 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
25324 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
25325 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
25326 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
25327 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
25328 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
25329 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
25330 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
25331 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
25332 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
25333 (DBX_REGISTER_NUMBER): Delete.
25334 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
25335 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
25336 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
25338 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25340 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
25341 * config/flat.h: New file.
25342 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
25343 OBJECT_FORMAT_FLAT.
25344 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
25345 indirect references for -msep-data or -mid-shared-library.
25346 Do not use PC-relative code addresses either.
25347 * config/m68k/m68k.c (override_options): Restrict -fPIC error
25349 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
25350 for shared libraries and crt1.o for executables. Use crti.o and
25352 (ENDFILE_SPEC): Use crtend.o and crtn.o.
25353 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
25354 Do not add -elf2flt or -shared-lib-id options here.
25355 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
25356 Pass -shared-lib-id if -mid-shared-library, taking the library
25357 identifier from -mshared-library-id if given, otherwise
25359 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
25360 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
25361 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
25362 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
25363 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
25364 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
25366 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
25367 jump sequence for ISA A and ISA A+.
25368 (PICJUMP): Likewise.
25370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25372 * config.gcc (m68k-*-uclinux*): Base the port on the common
25373 and m68k GNU/Linux files rather than on the generic ELF ones.
25374 * config/m68k/uclinux.h (TARGET_VERSION): Override.
25375 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
25377 2007-01-18 Julian Brown <julian@codesourcery.com>
25378 Richard Sandiford <richard@codesourcery.com>
25380 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
25381 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25382 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
25384 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
25385 80 unconditionally.
25386 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25388 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25390 * doc/install.texi: Document m68k-uclinuxoldabi.
25391 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
25392 * config/m68k/uclinux-oldabi.h: New file, copied from
25393 config/m68k/uclinux.h.
25395 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
25397 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
25398 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
25399 (m32r_compute_frame_size): Use unsigned for regno.
25400 (m32r_reload_lr): Use gen_frame_mem.
25402 (m32r_output_function_epilogue): Don't output the function epilogue
25404 (m32r_expand_epilogue): New.
25405 (direct_return): Return false if the function has the interrupt
25407 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
25408 * config/m32r/m32r.md (epilogue): New expander.
25409 (return_lr, return_rte): New insns.
25410 (return): Make it expander.
25411 (return_normal): New expander.
25413 2007-01-18 Josh Conner <jconner@apple.com>
25416 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
25417 support for UNLE, UNLT, UNGE, and UNGT.
25419 2007-01-18 Jan Hubicka <jh@suse.cz>
25421 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
25422 * tree-tailcall (add_virtual_phis): Likewise.
25423 (optimize_tail_call): Return TODOs.
25424 (execute_tail_calls): Return TODOs.
25425 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
25426 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
25428 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25429 Cleanup cfg using TODO.
25430 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
25431 * passes.c (execute_function_todo): When cleanup did something, remove
25433 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
25434 (make_edges): Don't cleanup_cfg.
25436 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
25438 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
25439 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
25440 operate on the top of stack.
25441 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
25442 register handling of instructions that output to the second
25444 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
25445 (move_for_stack_reg): Special-case check for dead destination
25446 stack slot for constant load of 1.0 inside UNSPEC_TAN.
25448 * config/i386/i386.md (UNSPEC_TAN): New constant.
25449 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
25450 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
25451 to correctly model move of constant 1.0 to top stack slot.
25452 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
25453 (unnamed peephole2 pattern): Remove corresponding peephole2
25454 pattern that optimizes tan insn and loading of constant 1.0.
25455 (tanxf2): Use fptanxf4_i387.
25456 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
25457 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
25458 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25459 disable patterns for SSE math.
25460 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
25461 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
25463 2007-01-18 Dirk Mueller <dmueller@suse.de>
25464 Richard Guenther <rguenther@suse.de>
25467 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
25468 * common.opt (Warray-bounds): Add new warning option.
25469 * c-opts.c (c_common_handle_option): Define -Warray-bounds
25471 * Makefile.in: make tree-vrp.o depend on toplev.h
25472 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
25474 (check_array_refs, check_array_bounds, check_array_ref): New.
25476 2007-01-18 Jan Hubicka <jh@suse.cz>
25478 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
25479 (execute_ssa_ccp): Return flags conditionally.
25480 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
25482 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
25484 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
25486 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
25487 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
25489 * Makefile.c (GTFILES): Add cfglayout.h.
25490 * gengtype.c (open_base_files): Likewise.
25491 * cfglayout.c (cfg_layout_function_footer,
25492 cfg_layout_function_header) Reindent to make gengtype happy.
25493 * cfglayout.h (cfg_layout_function_footer,
25494 cfg_layout_function_header): Add GTY(()) marker.
25496 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
25498 2007-01-18 Ben Elliston <bje@au.ibm.com>
25500 * genautomata.c (write_automata): Include xstrerror output in the
25501 error message if writing the DFA description file fails.
25503 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
25505 * config/mips/mips-protos.h (mips_output_external): Make it
25507 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
25508 * config/mips/mips.c (irix_output_external_libcall): Likewise.
25509 (extern_list): Likewise.
25510 (extern_head): Likewise.
25511 (TARGET_ASM_FILE_END): Likewise.
25512 (mips_file_end): Likewise.
25513 (mips_output_external): Rewritten.
25515 2007-01-18 Ben Elliston <bje@au.ibm.com>
25517 * genpreds.c (write_insn_preds_c): Only write out the function
25518 body for regclass_for_constraint if we have register constraints.
25520 2007-01-17 Tom Tromey <tromey@redhat.com>
25522 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
25523 * doc/install.texi (Testing): Use sourceware.org.
25524 (Binaries): Likewise.
25525 (Specific): Likewise.
25526 * doc/contrib.texi (Contributors): Use sourceware.org.
25528 2007-01-17 Anatoly Sokolov <aesok@post.ru>
25530 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
25531 (AVR_ENHANCED): Rename to ...
25532 (AVR_HAVE_MUL): ... new.
25533 (avr_enhanced_p): Rename to ...
25534 (avr_have_mul_p): ... new.
25535 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25536 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25537 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25538 (avr_have_mul_p): ... new.
25539 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25540 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25541 'avr_enhanced_p' and 'enhanced'.
25542 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25543 AVR_HAVE_MUL instead of AVR_ENHANCED.
25544 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25545 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25546 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25547 instead of AVR_ENHANCED.
25548 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25549 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25550 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25552 2007-01-17 Ian Lance Taylor <iant@google.com>
25554 * vec.h (VEC_reserve_exact): Define.
25555 (vec_gc_p_reserve_exact): Declare.
25556 (vec_gc_o_reserve_exact): Declare.
25557 (vec_heap_p_reserve_exact): Declare.
25558 (vec_heap_o_reserve_exact): Declare.
25559 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25561 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25562 negative parameter.
25563 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25564 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25565 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25566 * vec.c (calculate_allocation): Add exact parameter. Change all
25568 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25569 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25570 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25571 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25572 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25573 (vec_heap_p_reserve_exact): New function.
25574 (vec_heap_o_reserve_exact): New function.
25576 2007-01-17 Jan Hubicka <jh@suse.cz>
25578 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25580 2007-01-17 Eric Christopher <echristo@apple.com>
25582 * config.gcc: Support core2 processor.
25584 2007-01-16 Jan Hubicka <jh@suse.cz>
25586 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25587 the names, just unlink the chain so we don't crash on dangling
25591 2007-01-16 Jan Hubicka <jh@suse.cz>
25593 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25594 * tree-pass.h: Reorder to make IPA passes appear toegher.
25595 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25597 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25598 parameters, do not call early inliner.
25599 * ipa-inline.c: Update comments. Include tree-flow.h
25600 (cgraph_decide_inlining): Do not compute inlining parameters.
25601 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25602 be called with function context set up.
25603 (pass_ipa_inline): Remove unreachable functions before pass.
25604 (cgraph_early_inlining): Simplify assuming to be called from the
25606 (pass_early_inline): New pass.
25607 (cgraph_gate_ipa_early_inlining): New gate.
25608 (pass_ipa_early_inline): Turn into simple wrapper.
25609 (compute_inline_parameters): New function.
25610 (gate_inline_passes): New gate.
25611 (pass_inline_parameters): New pass.
25612 (apply_inline): Move here from tree-optimize.c
25613 (pass_apply_inline): New pass.
25614 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25616 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25617 doing them by hand.
25618 (tree_function_versioning): Do not allocate dummy struct function.
25619 * tree-inline.h (optimize_inline_calls): Update prototype.
25620 * tree-optimize.c (execute_fixup_cfg): Export.
25621 (pass_fixup_cfg): Remove
25622 (tree_rest_of_compilation): Do not apply inlines.
25623 * tree-flow.h (execute_fixup_cfg): Declare.
25624 * Makefile.in (gt-passes.c): New.
25625 * passes.c: Include gt-passes.h
25626 (init_optimization_passes): New passes.
25627 (nnodes, order): New static vars.
25628 (do_per_function_toporder): New function.
25629 (execute_one_pass): Dump current pass here.
25630 (execute_ipa_pass_list): Don't dump current pass here.
25632 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25634 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25635 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25637 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25639 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25640 (strong_alias): Define.
25641 (__gcc_qmul): Provide non-FMA for soft-float.
25642 (__gcc_qdiv): Same.
25647 (__gcc_qunord): New.
25657 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25658 soft-float functions.
25659 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25660 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25661 about long double soft float.
25663 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25664 Tehila Meyzels <tehila@il.ibm.com>
25666 * tree-vectorizer.h (is_pattern_stmt_p): New.
25667 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25668 formatting (tabs instead of spaces). Cleanup and clarify setting
25669 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25670 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25671 (vectorizable_type_demotion): Check that types are integral.
25672 (vectorizable_type_promotion): Likewise.
25673 (vectorizable_store): Fix typo. Eliminate new-line at end of
25676 2007-01-16 Jan Hubicka <jh@suse.cz>
25678 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25681 2007-01-15 Eric Christopher <echristo@apple.com>
25683 * ifcvt.c: Include vec.h, vecprim.h.
25684 (check_cond_move_block): New argument regs.
25685 Reorganize. Add registers used to regs.
25686 (cond_move_process_if_block): Use regs set above as
25689 2007-01-15 Eric Christopher <echristo@apple.com>
25691 * config/darwin.h: Update copyright.
25692 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25693 (LINK_COMMAND_SPEC): Add -u.
25694 (LINK_SPEC): Fix umbrella for above.
25696 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25698 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25701 2007-01-15 Tom Tromey <tromey@redhat.com>
25703 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25704 * doc/install.texi (Testing): Don't mention jacks.
25705 (Configuration): Document --enable-java-maintainer-mode. Move
25706 --with-java-home to libgcj-specific section. Document
25708 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25710 2007-01-15 Jan Hubicka <jh@suse.cz>
25712 * tree-ssa-dce.c (DCE_TODOs): New.
25713 (propagate_necessity): Return if something changed.
25714 (eliminate_unnecessary_stmts): Likewise.
25715 (perform_tree_ssa_dce): Return TODO flags when needed.
25716 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25718 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25720 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25721 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25722 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25723 patterns using X87MODEF12 mode macro. Extend operand 1
25724 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25725 (log10<mode>2): Ditto.
25726 (log2<mode>2): Ditto.
25727 (log1p<mode>2): Ditto.
25728 (logb<mode>2): Ditto.
25729 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25730 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25731 (*fxtractxf3_i387): Rename from *fxtractxf3.
25732 (fxtract_extend<mode>xf3_i387): New insn pattern.
25733 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25734 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25735 and gen_fyl2xxf3_i387().
25737 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25739 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25740 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25741 get_loop_exit_edges. Changed return type to bool.
25742 * cfgloop.h (fix_loop_placement): Declaration removed.
25744 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25746 * param.h (MIN_VECT_LOOP_BOUND): New.
25747 * params.def (MIN_VECT_LOOP_BOUND): New.
25748 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25749 argument - minimum threshold for number of iterations.
25750 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25751 argument to declaration.
25752 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25753 MIN_VECT_LOOP_BOUND.
25754 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25755 slpeel_tree_peel_loop_to_edge with additional argument.
25756 (vect_do_peeling_for_alignment): Likewise.
25757 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25759 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25762 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25763 operands of size 1.
25765 2007-01-14 Jan Hubicka <jh@suse.cz>
25767 * tree-dfa.c (remove_referenced_var): New function.
25768 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25769 prune referenced vars list too.
25770 * tree-flow.h (remove_referenced_var): Declare.
25772 2007-01-14 Jan Hubicka <jh@suse.cz>
25774 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25776 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25777 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25778 * except.h (verify_eh_throw_table_statements): Kill prototype.
25779 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25780 into call exrepssions.
25781 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25783 * tree-cfg.c: Include pointer-set.h.
25784 (verify_node_sharing): Work on pointer set.
25785 (verify_eh_throw_stmt_node): New.
25786 (verify_stmts): Use pointers sets, verify throw_stmt.
25788 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25790 * ipa-reference.c (analyze_function): Consider also addresses taken
25793 2007-01-12 Roger Sayle <roger@eyesopen.com>
25795 * c-typeck.c (null_pointer_constant_p): Replace use of
25796 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25797 (build_c_cast): Likewise.
25799 2007-01-12 Roger Sayle <roger@eyesopen.com>
25801 * tree.h (force_fit_type_double): Remove unused final argument.
25802 * c-common.c (constant_expression_warning): Replace use of
25803 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25804 (convert_and_check): Likewise.
25805 (shorten_compare): Update call to force_fit_type_double.
25806 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25807 * convert.c (convert_to_pointer): Update call to
25808 force_fit_type_double.
25809 * fold-const.c (force_fit_type_double): Remove overflowed_const
25811 (int_const_binop, fold_convert_const_int_from_int,
25812 fold_convert_const_int_from_real, fold_div_compare,
25813 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25814 fold_abs_const, fold_not_const): Remove the final argument from
25815 calls to force_fit_type_double.
25817 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25819 * configure.ac: Set insn to "nop" for spu-*-* also.
25820 * configure: Regenerate.
25822 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25824 * builtins.def : Add BUILT_IN_FREE.
25826 2007-01-12 Jan Hubicka <jh@suse.cz>
25828 PR tree-optimization/30443
25829 * tree-inline.c (tree_function_versioning): Do not optimize when
25830 cloning for inlining.
25832 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25834 * doc/loop.texi: Document recording of loop exits.
25835 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25836 (update_single_exits_after_duplication,
25837 update_single_exit_for_duplicated_loop,
25838 update_single_exit_for_duplicated_loops): Removed.
25839 (duplicate_loop_to_header_edge): Do not call
25840 update_single_exits_after_duplication and
25841 update_single_exit_for_duplicated_loops.
25842 (loop_version): Do not update single_exit information.
25843 (fix_loop_structure): Use record_loop_exits instead of
25844 mark_single_exit_loops.
25845 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25846 the lists of loop exits.
25847 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25848 split_edge, merge_blocks): Update the lists of loop exits.
25849 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25850 loop_optimizer_init.
25851 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25852 of mark_single_exit_loops.
25853 (loop_optimizer_finalize): Call release_recorded_exits.
25854 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25855 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25856 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25857 update single exit information.
25858 * lambda-code.c (perfect_nestify): Ditto.
25859 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25860 (mark_single_exit_loops): Removed.
25861 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25862 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25863 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25865 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25866 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25867 (verify_loop_structure): Verify consistency of the exit lists.
25868 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25869 (set_single_exit): Removed.
25870 * cfgloop.h (struct loop_exit): New function.
25871 (struct loop): single_exit_ field replaced by exits field.
25872 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25873 LOOPS_HAVE_RECORDED_EXITS.
25874 (struct loops): Added exits hash.
25875 (mark_single_exit_loops, set_single_exit): Declaration removed.
25876 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25878 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25880 * doc/invoke.texi: Avoid use of @headitem.
25882 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25884 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25886 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25888 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25891 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25892 Richard Sandiford <richard@codesourcery.com>
25894 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25895 * config/m68k/m68k.opt: Resort options.
25896 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25898 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25899 Richard Sandiford <richard@codesourcery.com>
25901 * doc/invoke.texi: Document the macros that are defined by
25902 m68k's -mtune and -mhard-float options.
25903 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25904 (m68k_cpp_cpu_family): Likewise.
25905 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25906 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25907 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25908 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25909 (m68k_cpp_cpu_family): Likewise.
25911 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25913 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25914 macros besides mc68000 as tuning macros. Use a switch statement
25915 to set them and mcpu32.
25917 2007-01-12 Julian Brown <julian@codesourcery.com>
25919 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25920 (TARGET_68040_ONLY): Rename to...
25921 (TARGET_68040): ...this.
25922 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25923 * config/m68k/m68k.md: Likewise.
25925 2007-01-12 Julian Brown <julian@codesourcery.com>
25926 Nathan Sidwell <nathan@codesourcery.com>
25927 Richard Sandiford <richard@codesourcery.com>
25929 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25930 the -mcpu= argument associated with the --with-cpu setting.
25931 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25932 if different from the one implied by the -mcpu setting.
25933 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25934 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25935 * doc/invoke.texi: Mention ColdFire in the introduction to the
25936 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25937 -mno-div and -mhard-float options. Make -m68881 a synonym for
25938 -mhard-float. Document the previously-undocumented -m5206e,
25939 -m528x, -m5307 and -m5407 options. Tweak the existing option
25940 documentation for consistency.
25941 * doc/install.texi: Mention new --with-cpu arguments.
25942 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25943 default CPU if neither -mcpu nor -march are specified.
25944 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25945 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25946 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25947 using m68k_tune to decide between families that implement the
25948 same ISA. Use m68k_tune to set __mcfv4e__.
25949 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25950 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25951 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25952 (FL_ISA_C, FL_ISA_MMU): New macros.
25953 (MASK_COLDFIRE): Delete.
25954 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25955 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25956 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25957 (TARGET_HARD_FLOAT): Do not define here.
25958 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25959 (TUNE_68000): New macro.
25960 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25961 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25962 (TUNE_CFV2): Redefine in terms of m68k_tune.
25963 (uarch_type, target_device, fpu_type): New enums.
25964 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25965 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25966 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25967 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25968 (FL_FOR_isa_c): New macros.
25969 (m68k_isa): New enum.
25970 (m68k_target_selection): New structure.
25971 (all_devices, all_isas, all_microarchs): New tables.
25972 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25973 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25974 (MASK_ALL_CPU_BITS): Delete.
25975 (m68k_find_selection): New function.
25976 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25977 Map the legacy target options to a combination of the new ones.
25978 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25979 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25980 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25982 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25983 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25985 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25986 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25987 * config/m68k/m68k-devices.def: New file.
25989 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25990 Nathan Sidwell <nathan@codesourcery.com>
25992 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25993 (SUBTARGET_EXTRA_SPECS): New macros.
25994 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25995 use %(asm_cpu_spec) instead.
25996 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25997 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25998 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25999 (EXTRA_SPECS): Rename to...
26000 (SUBTARGET_EXTRA_SPECS): ...this.
26002 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
26003 Richard Sandiford <richard@codesourcery.com>
26004 Julian Brown <julian@codesourcery.com>
26006 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
26007 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
26008 to the configuration's default CPU.
26009 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
26010 Remove default masks.
26011 (m680[012]0-*-*): Set the default with_cpu to the first part of
26013 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
26014 (m68k*-*-linux): Extend the --with-cpu handling to...
26015 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
26016 and m68010. Don't set target_cpu_default2.
26017 * doc/install.texi: Document --with-cpu for m68k.
26018 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
26019 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
26020 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
26021 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
26022 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
26023 (ASM_SPEC): Remove use of %(asm_cpu_default).
26024 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
26025 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
26026 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
26027 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
26028 __HAVE_FPU__ if TARGET_HARD_FLOAT.
26029 (TARGET_DEFAULT): Delete.
26030 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
26031 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
26032 (CPP_CPU_SPEC): Delete.
26033 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
26034 the appropriate string.
26035 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
26036 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
26037 (ASM_SPEC): Don't use %(asm_default_spec).
26038 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
26039 TARGET_DEFAULT and add MASK_68881.
26040 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
26042 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26044 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
26045 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
26046 MASK_68010 alongside MASK_68020.
26047 * doc/invoke.texi: Document -m68010.
26048 * config/m68k/m68k.opt (m68010): New.
26049 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
26051 (TUNE_68010): New macro.
26052 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
26053 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
26054 (M68K_CPU_m68332): Add MASK_68010.
26055 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
26056 fallback definition.
26057 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
26059 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
26060 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
26061 to all entries that use MASK_68020.
26062 (output_move_simode_const, output_move_himode, output_move_qimode)
26063 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
26064 instead of TARGET_68020 to select clr behavior. Remove comment
26065 about there being no TARGET_68010.
26066 * config/m68k/m68k.md: Likewise throughout.
26068 2007-01-12 Julian Brown <julian@codesourcery.com>
26070 * config/m68k/m68k.h (TARGET_ISAB): New macro.
26071 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
26072 * config/m68k/m68k.md: Likewise.
26074 2007-01-12 Julian Brown <julian@codesourcery.com>
26076 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
26077 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
26079 2007-01-12 Julian Brown <julian@codesourcery.com>
26081 * config/m68k/m68k.h (TUNE_68040_60): New macro.
26082 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
26083 * config/m68k/m68k.md: Likewise.
26085 2007-01-12 Julian Brown <julian@codesourcery.com>
26086 Richard Sandiford <richard@codesourcery.com>
26088 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
26089 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
26090 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
26092 (TARGET_CPU32): Rename to...
26093 (TUNE_CPU32): ...this.
26094 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
26095 (TUNE_CFV2): New macros.
26096 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
26097 remove conditions that are implied by TARGET_68020.
26098 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
26099 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
26100 (m68k_output_function_epilogue): Likewise.
26101 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
26102 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
26103 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
26104 non-68000 timings. Refactor multiplication and division costs.
26105 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
26106 TUNE_CPU32 instead of TARGET_CPU32.
26107 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
26108 and TUNE_68060 instead of TARGET_68060.
26109 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
26110 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
26112 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
26113 && !TARGET_COLDFIRE" to choose between moveq and clr.
26114 Likewise in the unnamed movsf pattern.
26115 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
26116 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
26119 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26121 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
26122 of tabbing before backslashes.
26124 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26126 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
26127 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
26128 (ASM_OUTPUT_INTERNAL_LABEL): Define.
26130 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26132 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
26133 find_interesting_uses_cond.
26134 (find_interesting_uses_cond): Use extract_cond_operands.
26135 (rewrite_use_compare): Use extract_cond_operands and
26136 force_gimple_operand_bsi. Do not call update_stmt.
26137 (determine_use_iv_cost_condition): Use extract_cond_operands.
26138 Return cheaper of using original bound and changing the exit bound.
26140 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26142 PR tree-optimization/29516
26143 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
26144 most_expensive_mult_to_index, addr_to_parts,
26145 create_mem_ref, maybe_fold_tmr): Make the type of
26146 fields of TARGET_MEM_REF sizetype.
26147 (move_fixed_address_to_symbol, move_pointer_to_base):
26149 * tree.def (TARGET_MEM_REF): Add comment on types of
26152 2007-01-11 Joseph Myers <joseph@codesourcery.com>
26154 * c-common.c (vector_types_convertible_p): Treat opaque types as
26155 always convertible if they have the same size, but not otherwise.
26157 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
26159 * ifcvt.c (struct noce_if_info): Add comments to the fields.
26160 Remove the b_unconditional field.
26161 (noce_try_sign_mask): Do not look at b_unconditional.
26162 (noce_process_if_block): Do not use merge_if_blocks. Update
26163 the CFG here. Do not set b_unconditional.
26164 (cond_move_process_if_block): Likewise.
26165 (find_cond_trap): Likewise.
26166 (check_cond_move_block): Require simple jump insns at the end
26167 of the basic block.
26169 2007-01-11 Jan Hubicka <jh@suse.cz>
26171 PR tree-optimization/1046
26172 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
26173 when alias info is not ready.
26174 (pass_tail_recursion): Do not require aliasing.
26175 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
26176 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
26177 * tree-ssa-copy.c (pass_copy_prop): Likewise.
26178 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
26179 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
26180 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
26181 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
26183 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
26184 When aliasing is not build, mark statement as volatile.
26186 2007-01-11 Tom Tromey <tromey@redhat.com>
26188 PR preprocessor/15185, PR preprocessor/20989:
26189 * doc/cppopts.texi <-MT>: Update description of algorithm for
26190 computing default target.
26191 <-M, -MD>: Reword "basename" text.
26193 2007-01-11 Roger Sayle <roger@eyesopen.com>
26195 * builtins.c (expand_builtin_pow, expand_builtin_powi,
26196 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
26197 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
26198 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
26199 fold_builtin_bswap, real_constp, fold_builtin_pow,
26200 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
26201 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
26202 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26203 * convert.c (convert_to_pointer): Likewise.
26204 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
26205 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
26206 const_binop, fold_convert_const_int_from_int,
26207 fold_convert_const_int_from_real,
26208 fold_convert_const_real_from_real, sign_bit_p,
26209 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
26210 fold_sign_changed_comparison, fold_unary, fold_comparison,
26211 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
26212 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
26213 * print-tree.c (print_node_brief, print_node): Likewise.
26214 * stor-layout.c (place_field, layout_type): Likewise.
26215 * tree-chrec.c (keep_cast): Likewise.
26216 * tree.c (build_vector, build_real, build_real_from_int_cst,
26217 build_complex): Likewise.
26219 2007-01-11 Roger Sayle <roger@eyesopen.com>
26221 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
26222 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
26224 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
26226 * configure.ac (strict1_warn): Rename to strict_warn.
26227 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
26228 cc_set_by_configure, quoted_cc_set_by_configure,
26229 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
26230 all_boot_languages, all_stagestuff): Remove.
26231 (target_list): Remove bootstrap targets.
26232 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
26233 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
26234 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
26235 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
26236 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
26237 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
26238 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
26239 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
26240 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
26241 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
26242 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
26243 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
26244 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
26245 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
26246 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
26247 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
26248 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
26249 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
26250 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
26251 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
26252 (mostlyclean): Adjust.
26253 (clean, distclean): Don't mention bootstrap stuff.
26254 * configure: Regenerate.
26255 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
26256 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
26257 treelang/config-lang.in (stagestuff): Remove.
26258 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
26259 stageprofile, stagefeedback, stagestuff): Remove mention.
26261 2007-01-11 Nick Clifton <nickc@redhat.com>
26263 * config/mcore/predicates.md (mcore_general_movesrc_operand):
26265 (mcore_general_movdst_operand): Do not accept CONST_INTs.
26266 (mcore_arith_K_S_operand): Run the test for the S constraint not
26267 the test for the M constraint.
26268 (mcore_addsub_operand): Do not accept integer values that are
26269 larger than 32 bits.
26270 * config/mcore/mcore.md: Remove unused constraints from split.
26271 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
26272 (addsi3): Likewise.
26273 (allocate_stack): Likewise.
26274 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
26275 operands to 32 bits.
26276 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
26278 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
26279 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
26280 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
26281 mcore_output_bclri, mcore_output_andn, output_inline_const,
26282 mcore_output_move, mcore_output_movedouble): Likewise.
26283 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
26284 (output_inline_const): Likewise.
26285 (output_inline_const): Fix format strings used in sprintf
26287 * config/mcore/mcore-protos.h: Update prototypes for changed
26288 functions in mcore.c.
26289 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
26290 HOST_WIDE_INT and not int.
26291 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
26292 CONST_OK_FOR_N): Likewise.
26293 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
26294 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
26297 2007-01-10 Jan Hubicka <jh@suse.cz>
26299 * tree-vrp.c (remove_range_assertions): Release defs.
26300 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
26301 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
26303 2007-01-10 Paul Brook <paul@codesourcery.com>
26305 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
26306 * config/arm/arm.md (mulsi3subsi): New insn.
26308 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
26310 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
26311 (tree_transform_and_unroll_loop): New.
26312 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
26315 2007-01-10 Robert Kennedy <jimbob@google.com>
26317 * fold-const.c (fold_comparison): Fold comparisons like (x *
26318 1000 < 0) to (x < 0).
26320 2007-01-10 Ian Lance Taylor <iant@google.com>
26322 * tree-pretty-print.c (dump_generic_node): Print parentheses when
26323 operands have the same priority.
26325 2007-01-10 Tom Tromey <tromey@redhat.com>
26327 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
26328 (fold_binary): Likewise.
26329 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
26330 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
26331 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
26332 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
26333 * langhooks.h (struct lang_hooks): Removed field
26334 'can_use_bit_fields_p'.
26336 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
26338 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
26340 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
26342 * function.c (get_last_funcdef_no): New function.
26343 * function.h (get_last_funcdef_no): Declare.
26344 * tree-inline.c (initialize_cfun): Add initialization.
26345 (tree_function_versioning): Cleanup.
26347 2007-01-10 Jan Hubicka <jh@suse.cz>
26349 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
26352 2007-01-10 Sa Liu <saliu@de.ibm.com>
26353 Ben Elliston <bje@au.ibm.com>
26355 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
26356 for SAVE_NONLOCAL and Pmode for any other save level.
26357 * spu-protos.h (spu_restore_stack_block): Declare.
26358 * spu.md (save_stack_block): Remove.
26359 (restore_stack_block): Call spu_restore_stack_block.
26360 * spu.c (spu_restore_stack_block): New function.
26361 (spu_expand_epilogue): Remove old comment.
26363 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
26365 PR tree-optimization/30322
26366 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
26367 (cand_value_at): Return the value as aff_tree.
26368 (may_eliminate_iv): Convert the bound from aff_tree to tree.
26369 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
26370 aff_combination_mult): New functions.
26371 (aff_combination_add): Use aff_combination_add_cst.
26372 (aff_combination_convert): Allow conversions to a wider type.
26373 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
26374 * tree-affine.h (aff_combination_mult): Declare.
26376 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
26378 * doc/tm.texi: Update documentation to reflect reality of exec
26379 and start file search behaviours. Update copyright year.
26380 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
26381 header file directories.
26383 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
26385 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
26386 (*cosxf2): Rename to cosxf2_i387.
26387 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
26388 using X87MODEF12 mode macro. Rename patterns to
26389 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
26391 (*cosdf2, *cossf2): Ditto.
26392 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
26393 to match extended input operands.
26394 (sincos<mode>3): New expander.
26395 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
26396 insn patterns and corresponding splitters.
26398 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
26400 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
26401 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
26403 2007-01-09 Nicolas Pitre <nico@cam.org>
26406 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
26408 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26410 * target.h (struct gcc_target): New field library_rtti_comdat.
26411 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
26412 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
26413 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
26414 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
26416 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26418 * doc/invoke.texi (Optimize Options): Correct description of -O0.
26420 2007-01-08 Richard Guenther <rguenther@suse.de>
26422 * tree.h (force_fit_type_double): Export.
26423 (force_fit_type): Remove.
26424 * fold-const.c (force_fit_type_double): New function.
26425 (force_fit_type): Remove.
26426 (int_const_binop): Use it.
26427 (fold_convert_const_int_from_int): Likewise.
26428 (fold_convert_const_int_from_real): Likewise.
26429 (fold_div_compare): Likewise.
26430 (fold_sign_changed_comparison): Likewise.
26431 (fold_unary): Likewise.
26432 (fold_negate_const): Likewise.
26433 (fold_abs_const): Likewise.
26434 (fold_not_const): Likewise.
26435 * c-common.c (shorten_compare): Use force_fit_type_double.
26436 * convert.c (convert_to_pointer): Likewise.
26438 2007-01-08 Richard Guenther <rguenther@suse.de>
26440 * tree.h (build_int_cst_wide_type): Export.
26441 * tree.c (build_int_cst_wide_type): New function.
26442 (build_int_cst_wide): Fix comment.
26443 * builtins.c (fold_builtin_object_size): Use build_int_cst
26444 to build -1 or 0 of the correct type. Use fit_double_type
26445 to check for overflow.
26446 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
26448 (decode_field_reference): Likewise.
26449 (all_ones_mask_p): Likewise.
26450 (native_interpret_int): Use build_int_cst_wide_type.
26451 (fold_binary): Use build_int_cst_type to build an all-ones
26453 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
26455 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
26457 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
26459 2007-01-09 Ben Elliston <bje@au.ibm.com>
26461 * genautomata.c (STATS_OPTION): New option.
26462 (stats_flag): New flag.
26463 (gen_automata_option): Handle it.
26464 (initiate_automaton_gen): Ditto.
26465 (write_automata): Output statistics only if stats_flag is
26466 set. Likewise, output time statistics only if time_flag is set.
26467 * doc/md.texi (Processor pipeline description): Document new flag.
26469 2007-01-08 Richard Guenther <rguenther@suse.de>
26471 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
26472 * tree.c (build_int_cst_type): Likewise.
26473 (size_in_bytes): Don't call force_fit_type on the result.
26474 (int_fits_type_p): Use fit_double_type.
26475 * fold-const.c (fit_double_type): New function.
26476 (force_fit_type): Use it.
26477 * tree.h (fit_double_type): Export.
26479 2007-01-08 Jan Hubicka <jh@suse.cz>
26481 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
26482 * ipa.c (function_and_variable_visibility): Fix return type.
26484 2007-01-08 Richard Guenther <rguenther@suse.de>
26486 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
26487 of offset to build the index.
26488 * tree-pretty-print.c (dump_generic_node): Don't build negated
26489 const just for printing.
26490 * c-pretty-print.c (pp_c_integer_constant): Likewise.
26491 * builtins.c (fold_builtin_int_roundingfn): Check if result
26492 fits the type by using force_fit_type and comparing the result.
26493 * predict.c (predict_loops): Use compare_tree_int for comparison.
26494 * tree.c (build_int_cst): Fall back to integer_type_node for
26496 (build_int_cst_wide): Assert type is non-null.
26498 2007-01-08 Roberto Costa <roberto.costa@st.com>
26500 * tree-vrp.c (extract_range_from_cond_expr): New.
26501 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
26502 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
26504 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
26505 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
26506 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
26507 used as expressions.
26508 * tree-object-size.c (cond_expr_object_size): New.
26509 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
26511 2007-01-08 Jan Hubicka <jh@suse.cz>
26513 * tree-ssa-forwprop.c (forward_propagate_into_cond,
26514 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
26517 2007-01-08 Richard Guenther <rguenther@suse.de>
26519 PR tree-optimization/23603
26520 * tree-vrp.c (set_value_range_to_truthvalue): New function.
26521 (extract_range_from_binary): Fall back to truthvalue instead of
26522 varying for TRUTH_*_EXPR.
26523 (extract_range_from_comparison): Fall back to truthvalue instead of
26525 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
26526 if all visited PHI values were constant.
26528 2007-01-08 Jan Hubicka <jh@suse.cz>
26530 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
26531 (cgraph_analyze_function): break out from ...
26532 (cgraph_finalize_compilation_unit): ... here.
26533 (cgraph_expand_function): Remove forgoten commented out line.
26534 (cgraph_optimize): Analyze functions.
26536 2007-01-08 Jan Hubicka <jh@suse.cz>
26538 * tree-pas.h (TODO_remove_function): New flag.
26539 (TODO_update*): Renumber.
26540 (pass_ipa_increase_alignment,
26541 pass_ipa_function_and_variable_visibility): New passes.
26542 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26543 (cgraph_function_and_variable_visibility): Move to ipa.c
26544 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26545 cgraph_increase_alignment.
26546 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26547 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26548 calling tree-inline.
26549 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26550 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26551 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26552 (gate_increase_alignment): New function.
26553 (pass_ipa_increase_alignment): New pass.
26554 * ipa.c: Inline tree-pass.h and timevar.h
26555 (function_and_variable_visibility): Move here from cgraphunit.c
26556 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26557 * passes.c (init_optimization_passes): Add the two new passes.
26558 (execute_todo): Handle cgraph_remove_functions.
26560 2007-01-08 Nick Clifton <nickc@redhat.com>
26562 * config/frv/predicates.md (reg_or_0_operand): Accept
26565 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26567 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26568 * config.gcc: Add bfin*-rtems*.
26570 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26572 * c.opt: Add -flax-vector-conversions.
26573 * c-typeck.c (convert_for_assignment): Pass flag to
26574 vector_types_convertible_p to allow emission of note.
26575 (digest_init): Likewise.
26576 * c-opts.c: Handle -flax-vector-conversions.
26577 * c-common.c (flag_lax_vector_conversions): New.
26578 (vector_types_convertible_p): Unless -flax-vector conversions
26579 has been passed, disallow conversions between vectors with
26580 differing numbers of subparts and/or element types. If such
26581 a conversion is disallowed, possibly emit a note on the first
26582 occasion only to inform the user of -flax-vector-conversions.
26583 The new last argument specifies this.
26584 * c-common.h (flag_lax_vector_conversions): New.
26585 (vector_types_convertible_p): Add extra argument.
26586 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26587 char_type_node for V*QI type vectors.
26588 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26589 Update to satisfy new typechecking rules.
26590 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26591 C and C++ variants.
26592 * doc/invoke.texi (C Dialect Options): Document
26593 -flax-vector-conversions.
26595 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26597 PR tree-optimization/29877
26598 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26599 a register variable on the RHS to not be replaceable.
26601 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26602 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26603 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26604 const_simm15, const_pow2, const_npow2): Added.
26605 * config/score/misc.md (insv, extv, extzv, movmemsi,
26606 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26607 * config/score/score.c (score_address_cost, score_select_cc_mode):
26609 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26610 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26611 Update score_print_operand.
26612 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26613 Adjust register allocate order and update some macro define.
26614 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26615 mdx_block_move_straight, mdx_block_move_loop_head,
26616 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26617 mdx_block_move_loop, mdx_block_move): Added.
26618 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26619 mdp_limm): Updated and fix some bug and typo.
26620 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26621 (movsf, movdf, doloop_end): Added.
26623 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26625 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26626 config/arm/thumb2.md: Fix comment typos.
26627 * doc/extend.texi: Fix a typo.
26629 2007-01-07 Eric Christopher <echristo@apple.com>
26631 * configure.ac: Check for __stack_chk_fail for darwin.
26632 * configure: Regenerate.
26634 2007-01-07 Richard Guenther <rguenther@suse.de>
26636 * tree-vrp.c (extract_range_from_assert): CSE calls to
26637 compare_values where possible.
26638 (extract_range_from_unary_expr): Likewise.
26640 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26642 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26643 * config/avr/avr.c (call_insn_operand): Delete function.
26644 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26645 instead of register number. Use predicates.
26646 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26647 call_insn_operand): Add.
26649 2007-01-06 Jan Hubicka <jh@suse.cz>
26651 * tree-pass.h (pass_build_cgraph_edges): Declare.
26652 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26653 (visited_nodes): Remove.
26654 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26655 build_cgrpah_edges; make visited_nodes local.
26656 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26657 (record_references_in_initializer): Move to cgraphbuild.c
26658 (initialize_inline_failed, rebuild_cgraph_edges,
26659 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26660 (verify_cgraph_node): Make visited_nodes local.
26661 (cgraph_analyze_function): Do not call cgraph_create_edges and
26662 initialize_inline_failed.
26663 (cgraph_expand_function): Do not call cgraph_lower_function;
26664 assert that function is already lowered.
26665 * Makefile.in (cgraphbuild.o): New.
26666 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26667 at the end of lowering passes.
26669 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26671 * ifcvt.c (cond_move_convert_if_block): New function, code
26672 factored out from...
26673 (cond_move_process_if_block): ...here. Call the new function
26674 on the THEN and ELSE blocks.
26675 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26676 already takes care of this.
26678 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26681 * tree.h (TREE_OVERFLOW_P): New.
26682 * c-typeck.c (parser_build_unary_op): Warn only if result
26683 overflowed and operands did not.
26684 (parser_build_binary_op): Likewise.
26685 (convert_for_assignment): Remove redundant overflow_warning.
26686 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26688 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26690 * c-typeck.c (store_init_value): Split over two lines to follow
26691 the GNU coding style.
26693 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26695 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26696 __GXX_EXPERIMENTAL_CXX0X__.
26697 * doc/cpp.texi: Same.
26699 2007-01-05 Richard Guenther <rguenther@suse.de>
26701 PR middle-end/27826
26702 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26703 with mismatched types. Instead explicitly build a
26704 conversion NOP_EXPR.
26706 2007-01-05 Ian Lance Taylor <iant@google.com>
26708 * c-common.c (decl_with_nonnull_addr_p): New function.
26709 (c_common_truthvalue_conversion): Call it.
26710 * c-typeck.c (build_binary_op): Likewise.
26711 * c-common.h (decl_with_nonnull_addr_p): Declare.
26713 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26716 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26719 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26721 * doc/install.texi (Final install): Document the fact that
26722 the GNAT runtime should not be stripped.
26724 2007-01-04 Jan Hubicka <jh@suse.cz>
26726 * tree-inline.c (fold_marked_statements): Update operand caches
26727 and EH after folding
26729 2007-01-04 Ian Lance Taylor <iant@google.com>
26731 * c-common.c (check_function_nonnull): Whitespace fix.
26733 2007-01-04 Jan Hubicka <jh@suse.cz>
26735 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26736 comitted older version of patch.
26737 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26738 function, celanup cfg and collect garbage.
26740 2007-01-04 Mike Stump <mrs@apple.com>
26742 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26745 2007-01-04 Eric Christopher <echristo@apple.com>
26747 * libgcc2.c (__bswapsi2): Use SItype.
26748 (__bswapdi2): Use DItype.
26749 * libgcc2.h: Update for above.
26751 2007-01-04 Paul Brook <paul@codesourcery.com>
26753 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26754 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26755 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26756 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26757 umulsi3_highpart): Make conditional on !arm_arch6.
26758 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26759 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26760 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26761 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26762 umulsi3_highpart_v6): New insns.
26764 2007-01-04 Roger Sayle <roger@eyesopen.com>
26766 * fold-const.c (fold_convert): When casting an expression to void,
26767 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26768 have a type. Instead of attempting to build a NOP_EXPR, return
26769 these "special" trees directly.
26771 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26773 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26774 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26775 rs6000_cost->fp not 0 as adjustment for outer NEG.
26777 2007-01-04 Jan Hubicka <jh@suse.cz>
26779 * cgraph.c (cgraph_release_function_body): New function.
26780 (cgraph_remove_node): Use it.
26781 * cgraph.h (cgraph_release_function_body): Declare.
26782 * cgraphunit.c (cgraph_expand_function): Use it.
26783 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26784 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26785 is initialized and while compilation of other function is running.
26786 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26787 statement CFG annotations from here to ...
26788 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26790 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26792 * cfgloop.h (enum li_flags): Make the constants powers of two.
26794 2007-01-04 Jan Hubicka <jh@suse.cz>
26796 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26798 (fold_marked_statements): New function.
26799 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26800 * tree-inline.h (copy_body_data): Add statements_to_fold.
26802 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26804 * config.gcc: Mention libgcc/config.host.
26805 * Makefile.in: Update comments mentioning libgcc.
26806 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26807 (all.cross, start.encap, rest.encap, rest.cross): Update
26808 dependencies for libgcc move.
26809 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26810 (clean-target, clean-target-libgcc): Delete.
26811 (srcdirify, GCC_EXTRA_PARTS): New macros.
26812 (libgcc-support, libgcc.mvars): New rules.
26813 (distclean): Remove mention of mklibgcc.
26814 (install): Don't reference INSTALL_LIBGCC.
26815 (install-common): Don't reference EXTRA_PARTS.
26816 (install-libgcc, install-multilib): Delete rules.
26817 * mklibgcc.in: Delete file.
26818 * doc/configfiles.texi: Don't mention mklibgcc.
26820 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26821 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26822 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26823 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26824 (mklibgcc, ldblspecs): Likewise.
26826 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26827 (posixpre.def): Use $(T).
26828 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26829 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26830 (SHLIB_LINK): Make dummy.
26831 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26833 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26835 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26836 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26837 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26838 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26840 * configure.ac (all_outputs): Remove mklibgcc.
26841 * configure: Regenerated.
26843 2007-01-03 Josh Conner <jconner@apple.com>
26845 PR middle-end/29683
26846 * calls.c (compute_argument_addresses): Set stack and stack_slot
26847 for partial args, too.
26848 (store_one_arg): Use locate.size.constant for the size when
26849 generating a save_area.
26851 2007-01-03 Robert Kennedy <jimbob@google.com>
26853 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26854 whose definitions are deleted due to basic block merging.
26856 2007-01-03 Paul Brook <paul@codesourcery.com>
26859 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26861 (use_return_insn): Return 0 for Thumb interrupt functions.
26862 (print_multi_reg): Add rfe argument for IRQ returns.
26863 (arm_output_epilogue): Pop interrupt return address directly into PC.
26864 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26866 2007-01-03 Paul Brook <paul@codesourcery.com>
26868 Merge from sourcerygxx-4_1.
26869 * config/arm/thumb2.md: New file.
26870 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26872 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26873 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26874 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26875 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26877 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26878 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26880 * config/arm/ieee754-sf.S: Ditto.
26881 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26882 (thumb1_base_register_rtx_p): ... to this.
26883 (thumb_index_register_rtx_p): Rename...
26884 (thumb1_index_register_rtx_p): ... to this.
26885 (thumb_output_function_prologue): Rename...
26886 (thumb1_output_function_prologue): ... to this.
26887 (thumb_legitimate_address_p): Rename...
26888 (thumb1_legitimate_address_p): ... to this.
26889 (thumb_rtx_costs): Rename...
26890 (thumb1_rtx_costs): ... to this.
26891 (thumb_compute_save_reg_mask): Rename...
26892 (thumb1_compute_save_reg_mask): ... to this.
26893 (thumb_final_prescan_insn): Rename...
26894 (thumb1_final_prescan_insn): ... to this.
26895 (thumb_expand_epilogue): Rename...
26896 (thumb1_expand_epilogue): ... to this.
26897 (arm_unwind_emit_stm): Rename...
26898 (arm_unwind_emit_sequence): ... to this.
26899 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26900 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26901 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26902 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26903 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26904 thumb2_output_casesi): New functions.
26905 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26906 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26907 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26908 THUMB2_WORK_REGS): Define.
26909 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26910 arm_condexec_mask, arm_condexec_masklen)): New variables.
26911 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26912 (arm_override_options): Check new CPU capabilities.
26913 Set new architecture flag variables.
26914 (arm_isr_value): Handle v7m interrupt functions.
26915 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26917 (const_ok_for_arm): Handle Thumb-2 constants.
26918 (arm_gen_constant): Ditto. Use movw when available.
26919 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26921 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26922 (thumb_find_work_register, arm_load_pic_register,
26923 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26924 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26925 print_multi_reg, output_mov_long_double_fpa_from_arm,
26926 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26927 output_mov_double_fpa_from_arm, output_move_double,
26928 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26929 output_return_instruction, arm_output_function_prologue,
26930 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26931 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26932 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26933 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26934 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26935 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26937 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26938 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26939 (arm_file_start): Output directive for unified syntax.
26940 (arm_unwind_emit_set): Handle stack alignment instruction.
26941 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26942 Add v6t2, v7, v7a, v7r and v7m.
26943 (RETLDM): Add Thumb-2 code.
26944 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26945 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26946 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26947 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26948 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26949 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26950 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26951 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26952 ADJUST_INSN_LENGTH): Define.
26953 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26954 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26955 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26956 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26957 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26958 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26959 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26960 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26961 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26962 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26963 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26964 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26965 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26966 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26967 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26968 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26969 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26971 * config/arm/arm-tune.md: Regenerate.
26972 * config/arm/arm-protos.h: Update prototypes.
26973 * config/arm/vfp.md: Enable patterns for Thumb-2.
26974 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26975 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26976 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26977 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26978 * config/arm/libunwind.S: Add Thumb-2 code.
26979 * config/arm/constraints.md: Update include Thumb-2.
26980 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26981 * config/arm/ieee754-df.S: Ditto.
26982 * config/arm/bpabi.S: Ditto.
26983 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26984 * config/arm/predicates.md (low_register_operand,
26985 low_reg_or_int_operand, thumb_16bit_operator): New.
26986 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26987 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26988 * config/arm/t-arm-elf: Add armv7 multilib.
26989 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26991 (UNSPEC_STACK_ALIGN, ce_count): New.
26992 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26993 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26995 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26996 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26997 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26998 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26999 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
27000 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
27002 * doc/extend.texi: Document ARMv7-M interrupt functions.
27003 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
27005 2007-01-03 Jakub Jelinek <jakub@redhat.com>
27007 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
27008 (struct _Unwind_Context): Rename args_size to flags, remove
27009 signal_frame field, add a new args_size field and version field.
27010 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
27011 _Unwind_IsExtendedContext): New inline functions.
27012 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
27013 Assume by_value array is only present if _Unwind_IsExtendedContext.
27014 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
27015 _Unwind_IsSignalFrame.
27016 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
27017 (uw_update_context_1): Use _Unwind_SetSignalFrame.
27018 (uw_init_context_1): Initialize context->flags to
27019 EXTENDED_CONTEXT_BIT.
27020 * config/rs6000/linux-unwind.h (frob_update_context): Use
27021 _Unwind_SetSignalFrame.
27023 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27025 PR middle-end/30353
27026 * gimplify.c (gimplify_modify_expr_complex_part): Move below
27027 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
27030 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
27032 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
27033 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
27034 RET, AT_SP): Remove.
27035 * config/i386/i386.md (*sse_prologue_save_insn): Use return
27038 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27039 * cfgbuild.c (find_basic_blocks): Likewise.
27040 * cfgrtl.c (rtl_create_basic_block): Likewise.
27041 * function.c (temp_slots_at_level): Likewise.
27042 * reg-stack.c (stack_regs_mentioned): Likewise.
27043 * regclass.c (allocate_reg_info): Likewise.
27044 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27045 set_bb_for_stmt, move_block_to_fn): Likewise.
27046 * tree-complex.c (tree_lower_complex): Likewise.
27047 * vec.h (VEC_safe_grow_cleared): New.
27049 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
27051 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
27053 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
27054 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
27056 * cfgloopmanip.c (scale_loop_frequencies): Export.
27057 (loopify): Scale the frequencies by prescribed coefficients.
27058 (set_zero_probability): New function.
27059 (duplicate_loop_to_header_edge): Improve updating of frequencies.
27060 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
27061 and frequencies according to arguments.
27062 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
27064 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
27065 * modulo-sched.c (sms_schedule): Set probabilities for entering
27066 versioned loop correctly.
27067 * tree-vect-transform.c (vect_transform_loop): Ditto.
27068 * cfgloop.h (loopify, loop_version): Declaration changed.
27069 (scale_loop_frequencies): Declared.
27071 2007-01-02 Jan Hubicka <jh@suse.cz>
27073 * cgraph.c: Include tree-flow.h
27074 (cgraph_add_new-function): Handle IPA_SSA mode; execute
27075 early_local_passes.
27076 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
27077 * tree-pass.h (pass_all_early_optimizations): Declare.
27078 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
27079 early_local_passes.
27080 (cgraph_analyze_function): Do early_local_passes.
27081 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27082 Do not add referenced vars.
27083 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
27085 (gate_all_early_local_passes): New gate.
27086 (pass_early_local_passes): Use new gate.
27087 (execute_early_local_optimizations): New functions.
27088 (gate_all_early_optimizations): New gate.
27089 (pass_all_early_optimizations): New pass.
27090 (execute_free_datastructures): Free SSA only when initialized.
27091 (gate_init_datastructures): Init only when optimizing.
27092 (tree_lowering_passes): Do early local passes when called late.
27093 * tree-profile.c (do_tree_profiling): Don't profile functions added
27095 (do_early_tree_profiling, pass_early_tree_profile): Kill.
27096 * tree-cfg.c (update_modified_stmts): Do not update when operands are
27098 * passes.c (init_optimizations_passes): Reorder so we go into SSA
27099 during early_local_passes.
27100 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
27103 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27105 * Makefile.in: Update copyright year.
27107 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27109 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
27110 in $(lang_checks) and check-consistency targets.
27112 2007-01-02 Jan Hubicka <jh@suse.cz>
27114 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27115 Do not add referenced vars.
27116 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
27118 * passes.c (init_optimization_passes): Put mudflap_2 after
27119 free_datastructures.
27121 2007-01-02 Jan Hubicka <jh@suse.cz>
27123 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
27124 Set NOTHROW flag on call statements proved to be nothrow.
27125 Update statement of local calls so new pure/const functions are
27126 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
27128 (tree_rest_of_compilation): Register hooks and initialize bitmap
27129 early. Do not set after_inlining flag.
27131 2007-01-02 Steve Ellcey <sje@cup.hp.com>
27133 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
27134 HOST_BITS_PER_LONGLONG
27136 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27139 * c-typeck.c (store_init_value): Don't emit pedantic overflow
27140 warning for non-static initializers.
27142 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
27144 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
27145 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
27146 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
27147 Always use set_unique_reg_note to add REG_EQUAL notes.
27149 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27152 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27154 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27155 * cfgbuild.c (find_basic_blocks): Likewise.
27156 * cfgrtl.c (rtl_create_basic_block): Likewise.
27157 * function.c (temp_slots_at_level): Likewise.
27158 * reg-stack.c (stack_regs_mentioned): Likewise.
27159 * regclass.c (allocate_reg_info): Likewise.
27160 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27161 set_bb_for_stmt, move_block_to_fn): Likewise.
27162 * tree-complex.c (tree_lower_complex): Likewise.
27163 * vec.h (VEC_safe_grow_cleared): New.
27165 2007-01-02 Ian Lance Taylor <iant@google.com>
27167 * c-common.c (c_common_truthvalue_conversion): When warning about
27168 using an assignment as a truth value, set TREE_NO_WARNING.
27170 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27173 * c.opt (Wold-style-declaration): New.
27174 * doc/invoke.texi (C-only Warning Options): New.
27175 (Wold-style-declaration): Document it.
27176 (Wextra): Enabled by -Wextra.
27177 * c-opts.c (c_common_post_options): Enabled by -Wextra.
27178 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
27179 -Wold-style-declaration.
27181 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27183 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27184 * cfgbuild.c (find_basic_blocks): Likewise.
27185 * cfgrtl.c (rtl_create_basic_block): Likewise.
27186 * function.c (temp_slots_at_level): Likewise.
27187 * reg-stack.c (stack_regs_mentioned): Likewise.
27188 * regclass.c (allocate_reg_info): Likewise.
27189 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27190 set_bb_for_stmt, move_block_to_fn): Likewise.
27191 * tree-complex.c (tree_lower_complex): Likewise.
27192 * vec.h (VEC_safe_grow_cleared): New.
27194 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
27196 * c-common.c (c_common_nodes_and_builtins): Since variants of
27197 void_type_node get built before it is given a name, we need to
27198 give those variants the name, too.
27199 (complete_array_type): We need to work with the canonical main
27200 type of the array, from which we will build the qualified version.
27201 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
27202 * print-tree.c (print_node): Display canonical type information
27204 * stor-layout.c (layout_type): When we don't know the
27205 alignment of a type for which we're building an array, we end up
27206 guessing wrong, so make the type require structural equality.
27207 * tree.c (make_node_stat): When we build a new type, it is its
27208 own canonical type.
27209 (build_type_attribute_qual_variant): When building an attribute
27210 variant, its canonical type is the non-attribute variant. However,
27211 if the attributes are target-dependent and they differ, we need to
27212 use structural equality checks for this type.
27213 (build_qualified_type): A qualified type is not equivalent to its
27214 unqualified variant; set the canonical type appropriately.
27215 (build_distinct_type_copy): When building a distinct type from
27216 another type, the new type is its own canonical type.
27217 (build_variant_type_copy): When building a new type variant, we
27218 assume that it is equivalent to the original type.
27219 (build_pointer_type_for_mode): When building a pointer type, also
27220 build a canonical type pointer.
27221 (build_reference_type_for_mode): When building a reference type,
27222 also build a canonical type reference.
27223 (build_index_type): When we can't hash an index type (e.g.,
27224 because its maximum value is negative), the index type requires
27225 structural equality tests.
27226 (build_array_type): Build the canonical form of an array type.
27227 (build_function_type): Function types require structural equality,
27228 because they contain default arguments, attributes, etc.
27229 (build_method_type_directly): Ditto for method types.
27230 (build_offset_type): Build the canonical offset type.
27231 (build_complex_type): Build the canonical vector type.
27232 (make_vector_type): Build the canonical vector type.
27233 * tree.h (TYPE_CANONICAL): New.
27234 (TYPE_STRUCTURAL_EQUALITY_P): New.
27235 (SET_TYPE_STRUCTURAL_EQUALITY): New.
27236 (struct tree_type): Added "canonical" field.
27237 * params.h (VERIFY_CANONICAL_TYPES): New.
27238 * doc/c-tree.texi (TYPE_CANONICAL): Document.
27239 (TYPE_STRUCTURAL_EQUALITY_P): Document.
27240 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
27241 * doc/invoke.texi (verify-canonical-types): Document --param
27242 parameter for verifying canonical types.
27244 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27246 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
27247 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
27248 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
27249 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
27251 * config/rs6000/e500.h: New.
27252 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
27253 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
27255 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
27256 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
27257 TARGET_E500_DOUBLE): Remove.
27258 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
27259 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
27260 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
27261 * config/rs6000/rs6000.c (rs6000_override_options): Use
27262 CHECK_E500_OPTIONS.
27264 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27266 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
27267 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
27268 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
27269 rs6000_emit_cmove): Don't check TARGET_E500.
27270 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
27271 sordered): Don't check TARGET_E500.
27273 2007-01-01 Eric Christopher <echristo@apple.com>
27275 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
27276 HARD_REGISTER_NUM_P.
27278 2007-01-01 Roger Sayle <roger@eyesopen.com>
27280 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
27281 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
27282 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
27285 2007-01-01 Mike Stump <mrs@apple.com>
27287 * configure.ac: Remove support for building with Apple's gcc-3.1.
27289 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27291 PR middle-end/30311
27292 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
27293 REG is a hard register. Do not modify REG before calling
27295 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
27296 multiple of the size of YMODE for certain lowpart cases.
27298 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27300 PR middle-end/30253
27301 * gimplify (voidify_wrapper_expr): Update for
27302 GIMPLE_MODIFY_STMT.
27304 2007-01-01 Andreas Schwab <schwab@suse.de>
27307 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
27308 save of BR0 in extra_spill_size instead of spill_size.
27309 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
27311 (ia64_expand_epilogue): Restore BR0 from its new location.
27313 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27315 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
27316 Use a temporary variable if the left hand side is not a gimple
27319 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27321 * gimplify.c (gimplify_return_expr): Make the temporary variable
27322 for the return expression, a gimple register variable.
27324 2007-01-01 Jan Hubicka <jh@suse.cz>
27326 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
27329 2007-01-01 Mike Stump <mrs@apple.com>
27331 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
27333 * config/darwin.c (machopic_select_rtx_section): Use
27334 HAVE_GAS_LITERAL16.
27335 (darwin_mergeable_constant_section): Likewise.
27336 * configure: Regenerate.
27337 * config.in: Regenerate.
27339 2007-01-01 Jan Hubicka <jh@suse.cz>
27340 Andrew Pinski <pinskia@gmail.com>
27342 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
27343 before starting IPA passes.