1 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
6 2007-09-11 Jason Merrill <jason@redhat.com>
9 * stor-layout.c (layout_decl): Do pack variable size fields.
11 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
13 * config/m68k/predicates.md (movsi_const0_operand,
14 non_symbolic_call_operand): New predicates.
16 * config/m68k/constraints.md: (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
18 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
19 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
20 CW, CZ, CS, Ap and Ac.
22 * config/m68k/m68k.md (UNSPEC_IB): New constant.
23 (constraints.md): New include.
24 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
25 opx_mem, opy_mem, op_mem, guess, split): New attributes.
26 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
29 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
30 attributes. Split tstsi_internal_68020_cf from it.
31 (tstsi_internal_68020_cf): New pattern.
32 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
33 (tst<mode>_cf): Specify attributea.
34 (cmpsi_cf): Name pattern. Specify attributes.
35 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
36 (pushexthisi_const): Fix to use alternatives. Specify
38 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
39 from it. Fix to use alternatives. Specify attributes.
40 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
41 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
43 (movsf_cf_soft): Specify attributes.
44 (movdf_cf_soft): Add split.
45 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
46 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
47 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
48 (truncdfsf2_68881): Name pattern. Specify attributes.
49 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
50 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
51 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
53 (addsi3_5200): Fix to use alternatives. Specify attributes.
55 (add<mode>3_cf, subdi_dishl32): Specify attributes.
56 (subsi3): Add alternative for subq.l. Specify attributes.
57 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
58 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
60 (umulhisi3): Specify attributes.
61 (mulhisisi3_z): Name pattern. Specify attributes.
62 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
63 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
64 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
65 bsetmemqi): Specify attributes.
66 (bsetmemqi_ext): Name pattern. Specify attributes.
67 (bclrmemqi): Specify attributes.
68 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
69 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
71 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
72 pattern. Specify attributes.
73 (jump): Specify attributes.
74 (tablejump_internal): Name pattern. Specify attributes.
75 (call_value): Split into non_symbolic_call_value,
76 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
77 alternatives. Specify attributes.
78 (non_symbolic_call_value, symbolic_call_value_jsr,
79 symbolic_call_value_bsr): New patterns.
80 (nop, return, unlink, indirect_jump): Specify attributes.
81 (trap): Fix condition. Specify attributes.
84 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
85 (override_options): Initialize it. Initialize m68k_sched_cpu.
86 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
87 (const_method): Make global, rename to m68k_const_method.
88 (const_int_cost, output_move_const_into_data_reg): Update.
89 (output_move_double): Parametrize to emit rtl code, rename to
91 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
92 emit_movsi): New static functions.
93 (output_move_double): New function with semantics of old
95 (m68k_emit_move_double): New function.
96 (m68k_sched_cpu): New variable.
97 (attr_op_type): New enum.
98 (sched_guess_p): New variable.
99 (sched_address_type, sched_operand_type, sched_attr_op_type):
100 New static functions.
101 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
102 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
103 (sched_branch_type): New static variable.
104 (m68k_sched_branch_type): New function.
105 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
106 (m68k_symbolic_call_var): Declare.
107 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
108 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
109 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
110 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
113 2007-09-11 Jakub Jelinek <jakub@redhat.com>
115 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
116 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
117 error if __builtin_va_arg_pack_len () wasn't optimized out during
119 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
120 with the number of inline's anonymous arguments.
121 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
123 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
125 * fold-const.c (extract_muldiv_1): Do not simplify
128 2007-09-11 Jan Hubicka <jh@suse.cz>
130 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
131 (TARGET_INTER_UNIT_CONVERSIONS): New.
132 * i386.md (floatsi expanders): Remove redundant check for SImode
133 source; offload to memory when asked for.
134 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
135 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
137 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
138 floatsidf2_mixed_memory, floatsidf2_sse_memory
139 floatdisf2_mixed_memory, floatsisf2_sse_memory,
140 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
142 2007-09-11 Jan Hubicka <jh@suse.cz>
144 * toplev.c (process_options): all frontends now do unit-at-a-time.
145 * cgraphunit.c: update comments.
146 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
147 * c-decl.c (finish_function): use cgraph_add_new_function.
148 * function.c (expand_function_end): We are always unit-at-a-time.
150 2007-09-11 Richard Sandiford <richard@codesourcery.com>
152 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
154 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
156 2007-09-11 Richard Sandiford <richard@codesourcery.com>
158 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
159 SYMBOL_FORCE_TO_MEM constants.
160 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
161 (mips16_rewrite_pool_refs_info): New structure.
162 (mips16_rewrite_pool_constant): New function, split out from...
163 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
164 mips16_rewrite_pool_refs_info structure rather than a pointer
165 to a constant pool. Force force_to_mem_operands into memory.
166 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
167 * config/mips/predicates.md (force_to_mem_operand): New predicate.
168 * config/mips/constraints.md (kf): New constraint.
169 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
170 (*movsi_mips16): Likewise.
172 2007-09-11 Richard Sandiford <richard@codesourcery.com>
173 Nigel Stephens <nigel@mips.com>
174 David Ung <davidu@mips.com>
176 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
177 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
178 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
179 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
180 (mips_zero_extend_cost): New functions.
181 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
182 Use the new functions. Tweak many cost estimates, both here
183 and in the new subroutines. Return false when the cost of the
184 operands has not been calculated. Check for *clear_upper32.
185 Check for floating-point multiply-add, reciprocal and rsqrt
186 patterns. Handle comparison and rotation codes.
188 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
190 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
192 * config/i386/i386.c (get_dllimport_decl): Don't strip
195 2007-09-10 Janis Johnson <janis187@us.ibm.com>
198 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
200 (DFP_TO_BFP): Use for either XFmode or TFmode.
201 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
203 * config/dfp-bit.h: Include float.h.
204 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
205 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
206 which doesn't mean the same thing.
207 (BFP_KIND): Use 4 to mean TFmode.
208 (BFP_FMT): Specify the number of decimal digits based on the
209 number of mantissa digits.
210 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
211 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
212 (STR_TO_BFP): Use strtold for XFmode or TFmode.
213 (TFtype): Define if TFmode is supported.
214 * doc/libgcc.texi (Decimal float library routines): Document
215 TF conversion functions.
217 2007-09-10 Chao-ying Fu <fu@mips.com>
219 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
220 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
221 (mips_emit_compare): Process fixed-point modes.
222 (mips_pad_arg_upward): Support fixed-point types.
223 (override_options): Allow fixed-point modes in accumulators.
224 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
225 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
226 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
227 (mips_scalar_mode_supported_p): New function to accept fixed-point
228 modes if the width is not greater than two BITS_PER_WORD.
229 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
230 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
231 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
232 LONG_LONG_ACCUM_TYPE_SIZE): Define.
233 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
235 ("IMODE"): New mode attribute.
236 (mips-fixed.md): Include.
237 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
239 * config/mips/mips-fixed.md: New file.
241 2007-09-11 Ben Elliston <bje@au.ibm.com>
243 * config/spu/spu.md: Formatting fixes.
245 2007-09-10 Janis Johnson <janis187@us.ibm.com>
247 * config/dfp-bit.c (dfp_unary_func): Delete.
248 (dfp_unary_op): Delete.
249 (dfp_binary_op): Use decFloat functions instead of decNumber
250 functions for binary operations.
251 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
252 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
254 (dfp_compare_op): Use decFloat functions insteadof decNumber
255 functions for comparisons.
256 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
257 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
259 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
260 call to dxx_binary_op and decFloat function.
261 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
262 calls to dxx_binary_op and decFloat function.
263 * config/dfp-bit.h: Include decFloat header files.
264 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
265 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
266 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
267 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
269 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
270 Jan Sjodin <jan.sjodin@amd.com>
272 * tree-vect-analyze.c (vect_analyze_operations): Change
273 comparison of loop iterations with threshold to less than
274 or equal to instead of less than. Reduce
275 min_scalar_loop_bound by one.
276 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
277 Change prologue and epilogue iterations estimate to vf/2,
278 when unknown at compile-time. Change versioning guard
279 cost to taken_branch_cost. If peeling for alignment is
280 unknown at compile-time, change peel guard costs to one
281 taken branch and one not-taken branch per peeled loop.
282 If peeling for alignment is known but number of scalar loop
283 iterations is unknown at compile-time, change peel guard
284 costs to one taken branch per peeled loop. Change the cost
285 model equation to consider vector iterations as the loop
286 iterations less the prologue and epilogue iterations.
287 Change outside vector cost check to less than or equal to
288 zero instead of equal to zero.
289 (vect_do_peeling_for_loop_bound): Reduce
290 min_scalar_loop_bound by one.
291 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
292 TARG_COND_NOT_TAKEN_BRANCH_COST.
293 * config/i386/i386.h (processor_costs): Add
294 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
295 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
296 vec_align_load_cost, vect_unalign_load_cost,
297 vec_store_cost, cond_taken_branch_cost,
298 cond_not_taken_branch_cost.
299 Define macros for x86 costs.
300 * config/i386/i386.c:
301 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
302 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
303 scalar_to_vec_cost, vec_align_load_cost,
304 vect_unalign_load_cost, vec_store_cost,
305 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
306 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
307 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
308 core2_cost, generic64_cost, generic32_cost): Set to default
310 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
311 (x86_builtin_vectorization_cost): New.
313 2007-09-10 Janis Johnson <janis187@us.ibm.com>
314 Ben Elliston <bje@au.ibm.com>
316 * dfp.c: Include decimal128Local.h;
317 (dfp_byte_swap): Remove.
318 (encode_decimal32, decode_decimal32): Don't handle endianness.
319 (encode_decimal64, decode_decimal64): Ditto.
320 (encode_decimal128, decode_decimal128): Ditto.
321 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
323 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
325 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
326 * Makefile.in (DECNUM_H): Add decimal128Local.h.
328 2007-09-10 David Daney <ddaney@avtrex.com>
330 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
332 (memory_barrier): Rewrote as an insn that clobbers memory.
334 2007-09-10 Richard Sandiford <richard@codesourcery.com>
336 * config/mips/mips.c (mips_global_pointer): Check
337 call_really_used_regs instead of call_used_regs.
338 (mips_save_reg_p): Likewise. Save all call-saved registers
339 if current_function_saves_all_registers. Fix indentation.
340 No longer treat $18 as a special case.
341 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
343 2007-09-10 Richard Sandiford <richard@codesourcery.com>
345 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
346 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
347 the introductory comment.
348 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
349 (override_options): Don't test for it.
350 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
351 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
352 * config/mips/vr.h: As for config/mips/sde.h.
354 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
355 Revital Eres <eres@il.ibm.com>
357 * target.h (struct gcc_target.sched): New field: sms_res_mii.
358 (struct ddg): Define.
359 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
360 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
361 * config/spu/spu.c: Include ddg.h.
362 (TARGET_SCHED_SMS_RES_MII): Define.
363 (spu_sms_res_mii): New function to calculate mii.
364 * modulo-sched (res_MII): Use it.
365 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
367 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
369 * config/s390/s390.c (s390_dump_pool): Create copy of constant
370 pool entries since they might hold values that must not be shared.
372 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
375 * gcc/config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
376 Use 'N' operand constraint for op2.
377 (lshr<mode>3): Ditto.
378 (ashl<mode>3): Ditto.
379 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
380 (vec_shr_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
382 * gcc/config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
383 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
385 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
387 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
388 Change mode macro in the last real_2expN parameter to uppercase.
390 2007-09-10 Michael Matz <matz@suse.de>
392 * tree-pass.h (pass_cselim): Declare new pass.
393 * passes.c (init_optimization_passes): Link in pass_cselim.
394 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
395 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
396 cond_store_replacement.
397 (condstoretemp): New static variable.
398 (cond_store_replacement): New function.
399 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
400 tree_ssa_phiopt_worker.
401 (struct name_to_bb): New.
402 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
403 nt_init_block, nt_fini_block): New static functions.
404 (seen_ssa_names, nontrap_set): New static variables.
405 (gate_cselim, pass_cselim): Define new pass.
406 * common.opt (ftree-cselim): New flag.
407 * toplev.c (process_options): Set flag_tree_cselim if required.
409 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
411 * simplify-rtx.c (simplify_relational_operation_1): For recent
412 canonicalization, don't recurse if op1 equals both PLUS arguments.
414 2007-09-09 David Daney <ddaney@avtrex.com>
416 * optabs.c (expand_sync_operation): Use plus insn if minus
418 (expand_sync_fetch_operation): Ditto.
420 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
422 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
424 (*floatsisf2_sse_vector): Likewise.
426 2007-09-09 Krister Walfridsson <cato@df.lth.se>
428 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
430 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
432 * config/i386/i386.h (ix86_tune_indices): Rename
433 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
434 (TARGET_USE_VECTOR_CONVERTS): Updated.
435 * config/i386/i386.c: Likewise.
437 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
438 Nigel Stephens <nigel@mips.com>
440 * doc/invoke.texi (Overall Options): Add .sx file extension
442 * cppspec.c (known_suffixes): Likewise.
443 * gcc.c (default_compilers): Likewise.
445 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
448 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
449 * simplify-rtx.c (simplify_relational_operation_1): Add the
450 canonicalization from i386.h.
451 * doc/md.texi (Canonicalization of Instructions): Document it.
453 2007-09-09 Jan Hubicka <jh@suse.cz>
454 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
456 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
457 (TARGET_USE_VECTOR_CONVERTS): New.
458 * i386.md: New post-reload splitters for converting SF to DF and DF to
460 (floatsi* expander): Special case vector conversions.
461 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
462 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
463 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
464 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
465 Disable when doing vector converts.
466 (floatsi<mode>2_i387): Disable when
467 * sse.md (vec_dupv2df): Export.
468 * i386.c (ix86_tune_features): Enable SSE conversions.
470 2007-09-09 Richard Guenther <rguenther@suse.de>
472 * tree-ssa-operands.c (add_virtual_operand): Only mark
473 stores as has_volatile_ops if alias information is not available.
475 2007-09-09 Revital Eres <eres@il.ibm.com>
477 * doc/contrib.texi: Add myself.
479 2007-09-09 Ira Rosen <irar@il.ibm.com>
481 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
482 stmt_vinfo_set_outside_of_loop_cost): New functions.
483 * tree-vect-transform.c (vect_get_cost_fields): Remove.
484 (vect_model_simple_cost): Call
485 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
486 field instead of calling vect_get_cost_fields.
487 (vect_model_store_cost, vect_model_load_cost): Likewise.
489 2007-09-09 Revital Eres <eres@il.ibm.com>
491 * config/rs6000/rs6000.c (paired_init_builtins): Add const
492 declaration to bdesc_paired_preds variable.
493 (paired_expand_builtin): Likewise.
495 2007-09-09 Revital Eres <eres@il.ibm.com>
497 * dbgcnt.def (sms_sched_loop): New counter.
498 * modulo-sched.c: Use sms_sched_loop instead of
499 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
500 perform swing modulo scheduling on. Include dbgcnt.h.
501 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
502 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
504 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
506 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
507 Substitute all uses with ...
508 (MODEF): New mode iterator.
510 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
511 from pre-regalloc define_insn_and_split splitter pattern.
512 (*fix_trunc<mode>_i387_1): Ditto.
514 (*fist<mode>2_1): Ditto.
515 (frndintxf2_floor): Ditto.
516 (*fist<mode>2_floor_1): Ditto.
517 (frndintxf2_ceil): Ditto.
518 (*fist<mode>2_ceil_1): Ditto.
519 (frndintxf2_trunc): Ditto.
520 (frndintxf2_mask_pm): Ditto.
522 (prologue): Use (const_int 0) as never generated filler insn.
524 (sibcall_epilogue): Ditto.
525 (eh_return_si): Ditto.
526 (eh_return_di): Ditto.
528 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
529 using MODEF mode iterator.
530 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
531 using MODEF mode iterator.
532 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
533 using MODEF mode iterator.
534 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
535 Macroize expander using MODEF mode iterator.
537 (zero_extendsidi2): Remove operand constraints from expander.
538 (smuldi3_highpart): Ditto.
539 (indirect_jump): Ditto.
542 * config/i386/sse.md (storentv4sf): Ditto.
543 (storentv2df): Ditto.
544 (storentv2di): Ditto.
546 (sse2_cvtpd2ps): Ditto.
547 (vec_interleave_highv16qi): Ditto.
548 (vec_interleave_lowv16qi): Ditto.
549 (vec_interleave_highv8hi): Ditto.
550 (vec_interleave_lowv8hi): Ditto.
551 (vec_interleave_highv4si): Ditto.
552 (vec_interleave_lowv4si): Ditto.
553 (vec_interleave_highv2di): Ditto.
554 (vec_interleave_lowv2di): Ditto.
555 (sse2_maskmovdqu): Ditto.
556 * config/i386/mmx.md (mmx_maskmovq): Ditto.
558 2007-09-09 Ira Rosen <irar@il.ibm.com>
560 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
561 (struct _slp_tree, struct _slp_instance): Define new data structures
562 along macros for their access.
563 (struct _loop_vec_info): Define new fields: strided_stores,
564 slp_instances, and slp_unrolling_factor along macros for their access.
565 (enum slp_vect_type): New.
566 (struct _stmt_vec_info): Define new field, slp_type, and macros for its
568 (STMT_VINFO_STRIDED_ACCESS): New macro.
569 (vect_free_slp_tree): Declare.
570 (vectorizable_load): Add an argument of type slp_tree.
571 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
572 vectorizable_assignment): Likewise.
573 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
574 Declare (make extern).
575 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
576 (new_loop_vec_info): Likewise.
577 (destroy_loop_vec_info): Free memory allocated for SLP structures.
578 * tree-vect-analyze.c: Include recog.h.
579 (vect_update_slp_costs_according_to_vf): New.
580 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
581 functions. For not pure SLP stmts with strided access check that the
582 group size is power of 2. Update the vectorization factor according to
583 SLP. Call vect_update_slp_costs_according_to_vf.
584 (vect_analyze_group_access): New.
585 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
586 (vect_free_slp_tree): New functions.
587 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
588 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
589 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
590 vect_detect_hybrid_slp): Likewise.
591 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
592 and vect_detect_hybrid_slp.
593 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
594 SLP costs into account.
595 (vect_get_cost_fields): New function.
596 (vect_model_simple_cost): Make extern, add SLP parameter and handle
598 (vect_model_store_cost, vect_model_load_cost): Likewise.
599 (vect_get_constant_vectors): New function.
600 (vect_get_slp_vect_defs, vect_get_slp_defs,
601 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
602 vect_get_vec_defs): Likewise.
603 (vectorizable_reduction): Don't handle SLP for now.
604 (vectorizable_call): Don't handle SLP for now. Add argument to
605 vect_model_simple_cost.
606 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
607 get SLPed and vectorized defs). Fix indentation and spacing.
608 (vectorizable_assignment): Handle SLP.
609 (vectorizable_induction): Don't handle SLP for now.
610 (vectorizable_operation): Likewise.
611 (vectorizable_type_demotion): Add argument to
612 vect_model_simple_cost.
613 (vectorizable_type_promotion): Likewise.
614 (vectorizable_store, vectorizable_load): Handle SLP.
615 (vectorizable_condition): Don't handle SLP for now.
616 (vect_transform_stmt): Add a new argument for SLP. Check that there is
617 no SLP transformation required for unsupported cases. Add SLP
618 argument for supported cases.
619 (vect_remove_stores): New function.
620 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
621 (vect_transform_loop): Schedule SLP instances.
622 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
624 2007-09-09 Andrew Haley <aph@redhat.com>
626 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the
629 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
631 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
632 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
633 Similar for what label_refs can go in the JUMP_TARGET field. Split
634 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
635 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
636 REG_LABEL when replacing an operand with a LABEL_REF for a
638 (subst_reloads): When replacing a LABEL_REG with a register,
639 instead of generating a REG_LABEL note, assert that there already
640 is one or that the label is a known target for the insn.
641 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
642 note, check the JUMP_LABEL field. Remove "else" after return.
643 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
644 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
645 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
646 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
647 insns. Iterate over all notes; don't assume there's only one.
648 * cse.c (recorded_label_ref): Adjust comment to refer to
650 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
651 insns, not just NONJUMP_INSN_P.
652 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
654 * jump.c (rebuild_jump_labels): Adjust head comment.
655 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
656 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
657 (mark_all_labels): For JUMP_P insns without a target, check if the
658 the target is noted on the previous nonjump insn.
659 (mark_jump_label_1): New function, guts from mark_jump_label.
660 <case IF_THEN_ELSE>: Handle first operand as a non-target when
661 marking jump target labels.
662 <case LABEL_REF>: Adjust for whether to generate a
663 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
664 For 'E' format rtl, iterate in descending element order.
665 (delete_related_insns): Handle both REG_LABEL_TARGET and
666 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
667 reference count, delete and fallthrough. Move finding-next-
668 non-deleted insn last in the function. Look at all INSN_P insns
669 for REG_LABEL_OPERAND notes.
670 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
672 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
673 JUMP_LABEL, output the INSN_UID of it.
674 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
675 and/or REG_LABEL_TARGET.
676 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
677 with jump.c copy by only adding notes for labels actually
678 referenced in the insn.
679 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
680 usage count increment; handle all INSN_P trial insns.
681 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
683 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
684 REG_LABEL_TARGET and REG_LABEL_OPERAND.
685 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
687 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
688 JUMP_P insns and REG_LABEL_OPERAND everywhere.
689 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
691 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
692 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
693 REG_LABEL_OPERAND notes.
694 * reload1.c (calculate_needs_all_insns): Adjust comments.
695 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
696 * config/alpha/alpha.md (split for load of an address into a
697 four-insn sequence on Unicos/Mk): Adjust to use
699 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
701 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
704 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
705 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
706 FOR_BB_INSNS_SAFE instead of for loop.
707 * cse.c (cse_extended_basic_block): Likewise.
708 * postreload.c (reload_cse_regs_1): New variable next. Make sure
709 that the for loop does not invoke NEXT_INSN on a deleted insn.
710 * function.c (instantiate_virtual_regs): Likewise.
711 * lower-subreg.c (remove_retval_note): Likewise.
712 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
714 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
716 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
717 insn, if it's a jump.
718 (try_redirect_by_replacing_jump): New variable jump_p. Call
719 tablejump_p before delete_insn_chain.
720 * reload1.c (reload): New variable next. Make sure that the for
721 loop does not invoke NEXT_INSN on a deleted insn.
722 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
723 (delete_output_reload): New variable prev. Make sure the the for
724 loops do not invoke PREV_INSN on a deleted insn.
726 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
728 * pa/constraints.md: Remove 'X' from unused letters comment.
730 2007-09-08 Richard Guenther <rguenther@suse.de>
732 * tree-tailcall.c (find_tail_calls): If we don't have aliases
733 computed check stmt_ann->references_memory instead of counting
736 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
738 * cse.c (fold_rtx): Use validate_unshare_change() instead of
739 validate_change() in one more case.
741 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
743 PR tree-optimization/32283
744 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
745 estimated_loop_iterations.
746 (determine_use_iv_cost_condition): Decrease cost of expressions
747 used in iv elimination.
749 2007-09-08 Richard Guenther <rguenther@suse.de>
751 * tree-cfg.c (verify_gimple_expr): Avoid building new
752 pointer types, use TYPE_POINTER_TO if available instead.
754 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
757 PR rtl-optimization/26449
758 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
759 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
761 (mulv16qi3): Implement as define_insn_and_split pattern instead of
762 define_expand. Split insn in split1 pass.
765 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
767 PR tree-optimization/33301
768 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
771 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
773 PR tree-optimization/32183
774 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
776 * tree-ssa-reassoc.c: Include cfgloop.h.
777 (is_reassociable_op): Add a loop argument and return true only
779 (linearize_expr): Updated.
780 (should_break_up_subtract): Likewise.
781 (linearize_expr_tree): Likewise.
782 (init_reassoc): Call loop_optimizer_init with
783 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
785 (fini_reassoc): Call loop_optimizer_finalize.
787 2007-09-07 Sterling Augustine <sterling@tensilica.com>
789 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
790 if there is no i-cache.
792 2007-09-07 Richard Guenther <rguenther@suse.de>
795 2007-09-06 Richard Guenther <rguenther@suse.de>
797 PR tree-optimization/32586
798 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
799 folding if nothing changed.
800 (simplify_unary_expression): New function. Do tree combining
801 on conversion like codes.
802 (try_to_simplify): Call it.
804 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
807 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
808 (__gthread_active,__gthread_start, __gthread_active_init): New.
809 * gthr-posix95.h: Likewise.
811 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
813 * function.h (struct function): Rename calls_unwind_init
814 to saves_all_registers.
815 (current_function_saves_all_registers): Renamed from
816 current_function_calls_unwind_init.
817 * reload1.c (reload): Set current_function_saves_all_registers.
818 * except.c (expand_builtin_unwind_init): Likewise.
819 * config/m68k/m68k.c (m68k_save_reg): Use
820 current_function_saves_all_registers to save pic register.
822 2007-09-07 Janis Johnson <janis187@us.ibm.com>
824 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
825 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
827 Reapply reverted changes:
829 2007-09-06 Jan Hubicka <jh@suse.cz>
831 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
834 2007-09-06 Richard Sandiford <richard@codesourcery.com>
836 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
837 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
839 2007-09-05 Janis Johnson <janis187@us.ibm.com>
841 * optabs.c (expand_float): Convert unsigned integer as signed only
842 if it provides sufficient accuracy; add mode argument to real_2expN.
843 (expand_fix): Fix comment typos; extend binary float into mode
844 wider than destination for converion to unsigned integer; add mode
845 argument to real_2expN.
846 * real.c (real_2expN): Add mode argument to special-case decimal
848 * real.h (real_2expN): Ditto.
849 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
851 (fixed_from_string): Ditto.
852 (fixed_to_decimal): Ditto.
853 (fixed_convert_from_real): Ditto.
854 (real_convert_from_fixed): Ditto.
855 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
856 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
857 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
858 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
860 2007-09-07 Diego Novillo <dnovillo@google.com>
862 * tree-flow.h (const_block_stmt_iterator): Remove.
863 Update all users to use block_stmt_iterator.
864 * tree-iterator.h (const_tree_stmt_iterator): Remove.
865 Update all users to use tree_stmt_iterator.
867 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
869 * config/mips/mips.c (mips_set_current_function): Temporarily
870 make this a no-op to fix bootstrap errors, pending rewrite.
872 2007-09-07 Jan Hubicka <jh@suse.cz>
874 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
877 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
879 PR tree-optimization/33299
880 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
881 uses for all relevant loop-exit phis, not just the first.
883 2007-09-07 Richard Guenther <rguenther@suse.de>
886 * tree-ssa-operands.c (access_can_touch_variable): An access
887 of the form (*p)[0] can touch a variable of same size.
889 2007-09-07 Jan Hubicka <jh@suse.cz>
891 * passes.c (init_optimization_passes): Add simple dce and addressable
893 * tree-ssa.c (execute_update_addresses_taken): New function.
894 (pass_update_address_taken): New.
895 * tree-ssa-dse.c (execute_simple_dse): New function.
896 (pass_simple_dse): New.
897 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
899 2007-09-07 Tobias Burnus <burnus@net-b.de>
902 * doc/invoke.texi: Fix -Wstrict-overflow= table.
904 2007-09-07 Richard Guenther <rguenther@suse.de>
907 2007-09-06 Richard Guenther <rguenther@suse.de>
909 PR tree-optimization/32586
910 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
911 folding if nothing changed.
912 (simplify_unary_expression): New function. Do tree combining
913 on conversion like codes.
914 (try_to_simplify): Call it.
916 2007-09-07 Richard Guenther <rguenther@suse.de>
917 Uros Bizjak <ubizjak@gmail.com>
919 PR tree-optimization/32821
920 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
921 NULL in the call to set_bb_stmt_list.
923 2007-09-07 Richard Sandiford <richard@codesourcery.com>
925 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
926 float calls here, rather than leaving some to the caller.
927 Use call_internal_direct and call_value_internal_direct.
928 * config/mips/mips.md (call_internal_direct): New pattern.
929 (call_value_internal_direct): Likewise.
931 2007-09-07 Richard Sandiford <richard@codesourcery.com>
933 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
934 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
936 (override_options): Set mips_base_move_loop_invariants.
938 2007-09-07 Richard Sandiford <richard@codesourcery.com>
940 * config/mips/mips.opt (mcode-readable=): Move to keep list
943 2007-09-07 Richard Sandiford <richard@codesourcery.com>
945 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
946 and -mgpopt options. Adjust the -G documentation to match.
947 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
948 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
949 function, split out from mips_classify_symbol. Return false for
951 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
952 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
953 (override_options): Check whether the -mgpopt setting is consistent
954 with the other flags.
955 (symbolic_expression_p): Delete.
956 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
957 and default_elf_select_rtx_section.
958 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
959 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
960 external data and TARGET_EXTERN_SDATA.
962 2007-09-07 Tobias Burnus <burnus@net-b.de>
965 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
967 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
969 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
970 FOR_BB_INSNS_SAFE instead of for loop.
971 * cse.c (cse_extended_basic_block): Likewise.
972 * postreload.c (reload_cse_regs_1): New variable next. Make sure
973 that the for loop does not invoke NEXT_INSN on a deleted insn.
974 * function.c (instantiate_virtual_regs): Likewise.
975 * lower-subreg.c (remove_retval_note): Likewise.
976 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
978 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
980 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
981 insn, if it's a jump.
982 (try_redirect_by_replacing_jump): New variable jump_p. Call
983 tablejump_p before delete_insn_chain.
984 * reload1.c (reload): New variable next. Make sure that the for
985 loop does not invoke NEXT_INSN on a deleted insn.
986 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
987 (delete_output_reload): New variable prev. Make sure the the for
988 loops do not invoke PREV_INSN on a deleted insn.
990 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
992 * cgraphbuild.c (rebuild_cgraph_edges): Export.
993 * cgraph.h (rebuild_cgraph_edges): Declare.
994 * tree-pass.h (pass_expand_omp_ssa): New.
995 * omp-low.c (find_omp_clause): Export.
996 (copy_var_decl): Split from omp_copy_decl_2.
997 (build_omp_barrier): Return the call to emit instead of emitting
999 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
1001 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
1002 expand_omp_for_generic, expand_omp_for_static_nochunk,
1003 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
1004 Adapted to work on SSA form.
1005 (execute_expand_omp): Do not invalidate dominance information.
1006 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
1007 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
1008 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
1010 (force_gimple_operand): Allow gimplifying code expressions without
1012 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
1013 * common.opt (fopenmp-ssa): New.
1014 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
1015 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
1016 * tree-cfg.c: Include tree-inline.h.
1017 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
1018 (replace_by_duplicate_decl, replace_ssa_name,
1019 mark_virtual_ops_in_region): New functions.
1020 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
1021 to work on SSA form.
1022 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
1023 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
1026 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1028 * tree-loop-linear.c: Include obstack.h.
1029 (linear_transform_loops): New obstack lambda_obstack.
1030 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
1031 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
1032 and free afterwards.
1033 * lambda.h (struct obstack): New forward declaration.
1034 (lambda_linear_expression_new): New parameter of type struct
1036 (lambda_loopnest_new): Likewise.
1037 (lambda_loopnest_transform): Likewise.
1038 (lambda_body_vector_new): Likewise.
1039 (lambda_body_vector_compute_new): Likewise.
1040 (gcc_loopnest_to_lambda_loopnest): Likewise.
1041 (lambda_loopnest_to_gcc_loopnest): Likewise.
1042 * lambda-code.c: Include obstack.h.
1043 (lambda_lattice_new): New parameter lambda_obstack. Use it for
1045 (lambda_body_vector_new): Likewise.
1046 (lambda_linear_expression_new): Likewise.
1047 (lambda_lattice_new): Likewise.
1048 (lambda_loopnest_new): Likewise. Additionally use obstack to
1049 allocate LN_LOOPS(ret).
1050 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
1051 it to lambda_lattice_new.
1052 (lambda_body_vector_compute_new): New parameter lambda_obstack.
1053 Pass it to lambda_body_vector_new.
1054 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
1055 it to lambda_lattice_new.
1056 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
1057 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
1058 (lambda_compute_target_space): Likewise.
1059 (lambda_compute_auxillary_space): New parameter lambda_obstack.
1060 Pass it to lambda_lattice_compute_base and
1061 compute_nest_using_fourieer_motzkin.
1062 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
1063 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
1064 and lambda_lattice_compute_target_space.
1065 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
1066 Pass it to lambda_linear_expression_new.
1067 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
1068 to gcc_tree_to_linear_expression.
1069 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
1070 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
1071 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
1072 Pass it to lambda_body_vector_new and
1073 lambda_body_vector_compute_new.
1074 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
1075 (lambda-code.o): Likewise.
1077 2007-09-06 Chao-ying Fu <fu@mips.com>
1079 * ginclude/stdfix.h: New file.
1080 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
1081 (convert.o): Add dependence on fixed-value.h.
1082 * c-convert.c (convert): Support FIXED_POINT_TYPE.
1083 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
1084 to define fixed-point constants.
1085 (c_cpp_builtins): Define fixed-point constants.
1086 * convert.c (fixed-value.h): New include.
1087 (convert_to_real): Update comment to include fixed-point.
1088 Support FIXED_POINT_TYPE.
1089 (convert_to_integer): Update comment to include fixed-point.
1090 Support FIXED_POINT_TYPE.
1091 (convert_to_complex): Support FIXED_POINT_TYPE.
1092 (convert_to_fixed): New function.
1093 * convert.h (convert_to_fixed): Declare.
1094 * genopinit.c: Add comment about $Q for only fixed-point modes.
1095 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
1096 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
1097 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
1098 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
1099 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
1100 usneg_optab for fixed-point modes.
1101 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
1103 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
1104 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
1105 unsigned saturation optabs, when type is saturating.
1106 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
1107 (expand_fixed_convert): New function.
1108 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
1109 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
1110 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
1111 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
1112 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
1113 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
1115 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
1116 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
1117 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
1118 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
1119 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
1121 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
1122 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
1123 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
1124 fractuns, satfractuns.
1125 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
1126 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
1127 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
1128 OTI_ssmsub_widen, OTI_usmsub_widen.
1129 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
1130 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
1131 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
1132 umsub_widen_optab, usmsub_widen_optab): Define.
1133 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
1135 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
1137 (expand_fixed_convert): Declare.
1138 * expr.c (convert_move): Support the move of fixed-point modes.
1139 (emit_move_insn_1): Handle fixed-point mode to move via integer.
1140 (categorize_ctor_elements_1): Handle FIXED_CST.
1141 (count_type_elements): Handle FIXED_POINT_TYPE.
1142 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
1143 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1145 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
1146 multiply and add/subtract for fixed-point types.
1147 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
1148 mode, we jump to binop directly.
1149 Support FIXED_CONVERT_EXPR.
1150 (do_store_flag): Check FIXED_CST to put a constant second.
1151 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
1152 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1153 (const_vector_from_tree): Support FIXED_CST.
1154 * doc/extend.texi (Fixed-Point): New node.
1155 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
1156 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
1157 satfract, fractuns, satfractuns): Document them.
1159 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1161 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
1162 addresses into I registers.
1164 2007-09-06 Jan Hubicka <jh@suse.cz>
1165 Andreas Tobler <a.tobler@schweiz.org>
1167 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
1169 (machopic_legitimize_pic_address): Likewise.
1171 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1172 Jan Hubicka <jh@suse.cz>
1174 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
1175 instead of ufloat_optab->handlers directly.
1176 (floatdidf2): Likewise.
1178 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
1180 * config/mips/mips.c: Include diagnostic.h.
1181 (mips_set_current_function): Check errorcount and sorrycount
1182 before generating RTL.
1184 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1187 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
1188 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
1189 (print_operand_reloc): Likewise.
1191 2007-09-06 Janis Johnson <janis187@us.ibm.com>
1195 2007-09-06 Jan Hubicka <jh@suse.cz>
1197 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1200 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1202 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1203 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1205 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1207 * optabs.c (expand_float): Convert unsigned integer as signed only
1208 if it provides sufficient accuracy; add mode argument to real_2expN.
1209 (expand_fix): Fix comment typos; extend binary float into mode
1210 wider than destination for converion to unsigned integer; add mode
1211 argument to real_2expN.
1212 * real.c (real_2expN): Add mode argument to special-case decimal
1214 * real.h (real_2expN): Ditto.
1215 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1217 (fixed_from_string): Ditto.
1218 (fixed_to_decimal): Ditto.
1219 (fixed_convert_from_real): Ditto.
1220 (real_convert_from_fixed): Ditto.
1221 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1222 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1223 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1224 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1226 2007-09-06 Tom Tromey <tromey@redhat.com>
1228 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
1229 * c-pch.c (c_common_read_pch): Restore current location after
1231 * tree.c (expand_location): Update.
1232 (expr_filename): Changed return type. Unified the two cases.
1233 (expr_lineno): Likewise.
1234 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
1236 * toplev.c (line_table): Changed type.
1237 (general_init): Update.
1238 (realloc_for_line_map): New function.
1239 (general_init): Allocate line_table using GC.
1240 * fix-header.c (line_table): Changed type.
1241 (read_scan_file): Update.
1242 (read_scan_file): Update.
1243 * c-ppoutput.c (maybe_print_line): Update.
1244 (print_line): Update.
1245 (cb_line_change): Update.
1246 (cb_define): Update.
1247 (pp_file_change): Update.
1248 * c-opts.c (c_common_init_options): Update.
1249 (finish_options): Update.
1250 (push_command_line_include): Update.
1251 * c-lex.c (cb_line_change): Update.
1252 (cb_def_pragma): Update.
1253 (cb_define): Update.
1255 (c_lex_with_flags): Use cpp_get_token_with_location.
1256 * input.h (line_table): Changed type.
1257 (location_from_locus): New macro.
1258 * tree.h (EXPR_FILENAME): No longer an lvalue.
1259 (EXPR_LINENO): Likewise.
1260 (expr_locus, set_expr_locus): Declare separately for
1261 USE_MAPPED_LOCATION.
1262 (expr_filename, expr_lineno): Changed return type.
1263 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
1264 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
1265 (expand_gimple_basic_block): Likewise.
1266 * final.c (final_scan_insn): Use expanded_location.
1268 2007-09-06 Richard Guenther <rguenther@suse.de>
1270 PR tree-optimization/32586
1271 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
1272 folding if nothing changed.
1273 (simplify_unary_expression): New function. Do tree combining
1274 on conversion like codes.
1275 (try_to_simplify): Call it.
1276 * builtins.c (fold_builtin_cexp): Fold the built expressions.
1277 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
1279 2007-09-06 Jan Hubicka <jh@suse.cz>
1282 * cse.c (fold_rtx): Avoid invalid sharing.
1284 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1286 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
1287 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
1289 2007-09-06 Revital Eres <eres@il.ibm.com>
1291 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
1292 Fix offsettable memory reference for 750CL.
1294 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
1296 * reload.c (find_reloads_address_1): Try to preserve original
1297 base/index regclass of operands.
1298 * regrename.c (scan_rtx_address): Likewise.
1299 (replace_oldest_value_addr): Likewise.
1301 2007-09-06 Richard Guenther <rguenther@suse.de>
1303 PR tree-optimization/33302
1304 * domwalk.c (walk_dominator_tree): The exit block is
1305 interesting even if it is not reachable.
1307 2007-09-06 Richard Sandiford <richard@codesourcery.com>
1310 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
1312 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
1314 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
1317 2007-09-05 Ian Lance Taylor <iant@google.com>
1319 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
1321 (dump_generic_node): Likewise.
1322 * print-rtl.c (print_decl_name): Likewise.
1323 * print-tree.c (print_node_brief): Likewise.
1324 (print_node): Likewise.
1325 * Makefile.in (RTL_BASE_H): Add alias.h.
1328 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
1330 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
1332 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
1333 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
1335 2007-09-06 Jie Zhang <jie.zhang@analog.com>
1337 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
1338 (tm_defines): Define UCLIBC_DEFAULT to 1.
1339 (extra_options): Add linux.opt.
1340 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1341 (CRT_CALL_STATIC_FUNCTION): Likewise.
1342 (NO_IMPLICIT_EXTERN_C): Likewise.
1343 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1344 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
1345 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
1346 (ENDFILE_SPEC): Don't define.
1347 (LIB_SPEC): Likewise.
1348 (CRT_CALL_STATIC_FUNCTION): Likewise.
1349 (NO_IMPLICIT_EXTERN_C): Likewise.
1350 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
1351 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
1353 2007-09-06 Jan Hubicka <jh@suse.cz>
1355 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
1358 2007-09-06 Jan Hubicka <jh@suse.cz>
1360 * opts.c (common_handle_option): Enable inlining functions for
1363 2007-09-06 Jakub Jelinek <jakub@redhat.com>
1365 * builtin-attrs.def (ATTR_NONNULL_3): New.
1366 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
1367 ATTR_NOTHROW_NONNULL_##FA.
1368 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
1369 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
1370 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
1371 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
1372 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
1373 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
1374 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
1376 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
1377 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
1378 ATTR_FORMAT_NOTHROW_3_4): Remove.
1379 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
1380 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
1381 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
1382 instead of ATTR_FORMAT_*_*.
1384 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
1386 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
1387 parts re-used for REG_FRAME_RELATED_EXPR.
1389 2007-09-05 Janis Johnson <janis187@us.ibm.com>
1391 * optabs.c (expand_float): Convert unsigned integer as signed only
1392 if it provides sufficient accuracy; add mode argument to real_2expN.
1393 (expand_fix): Fix comment typos; extend binary float into mode
1394 wider than destination for converion to unsigned integer; add mode
1395 argument to real_2expN.
1396 * real.c (real_2expN): Add mode argument to special-case decimal
1398 * real.h (real_2expN): Ditto.
1399 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
1401 (fixed_from_string): Ditto.
1402 (fixed_to_decimal): Ditto.
1403 (fixed_convert_from_real): Ditto.
1404 (real_convert_from_fixed): Ditto.
1405 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
1406 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
1407 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
1408 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
1410 2007-09-05 Ian Lance Taylor <iant@google.com>
1412 * init-regs.c (initialize_uninitialized_regs): Call
1413 emit_insn_before rather than add_insn_before.
1415 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1417 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
1418 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
1419 * tree-inline.h (copy_body_data): Add call_expr field.
1420 * tree-inline.c (expand_call_inline): Initialize call_expr.
1421 (copy_bb): Append anonymous inline fn arguments to arguments
1422 when inlining a CALL_EXPR_VA_ARG_PACK call.
1423 * builtins.c (expand_builtin): Issue an error if
1424 BUILT_IN_VA_ARG_PACK is seen during expand.
1425 (fold_call_expr, fold_builtin_call_array): Don't fold
1426 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
1427 __builtin_va_arg_pack () call as last argument.
1428 * gimplify.c (gimplify_call_expr): If last argument to a vararg
1429 function is __builtin_va_arg_pack (), decrease number of call
1430 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
1431 * expr.c (expand_expr_real_1): Issue an error if
1432 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
1433 * tree-pretty-print.c (dump_generic_node): Handle printing
1434 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
1435 * doc/extend.texi (__builtin_va_arg_pack): Document.
1437 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
1439 PR tree-optimization/21513
1440 * builtins.c (build_builtin_expect_predicate): New function.
1441 (fold_builtin_expect): Add argument for expected value.
1442 Distribute __builtin_expect over short-circuiting operations.
1443 Fold nested builtin_expects.
1444 (fold_builtin_2): Adjust call to fold_builtin_expect.
1446 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
1449 PR tree-optimization/13756
1450 * doc/invoke.texi (Options That Control Optimization): Document
1453 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
1455 * gcc/config/i386/cpuid.h: New file.
1456 * gcc/config/i386/driver-i386.c: Include cpuid.h.
1457 (describe_cache): Shrink size and line strings to 100 bytes.
1458 (detect_caches_amd): Return "" for unsupported max_ext_level.
1459 Use __cpuid function.
1460 (detect_caches_intel): Return "" for unsupported max_level.
1461 Use __cpuid function.
1462 (host_detect_local_cpu): Change feature flag variables to
1463 unsigned int. Initialize only extended feature flag variables.
1464 Use __get_cpuid_max to determine max supported cpuid level.
1465 Use __cpuid function to determine supported features. Fix
1466 calculation of family id. Remove is_amd and check signature
1467 directly. Check for Geode signature. Handle family 4 id.
1468 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
1469 cpu discovery code to lower part of the function.
1470 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
1471 for sub-architecture.
1472 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
1473 [PROCESSOR_K8]: Add k8-sse3 architecture.
1474 [PROCESSOR_NOCONA]: Remove.
1475 [PROCESSOR_GENERIC64]: Ditto.
1476 * gcc/config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
1477 * gcc/config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
1478 to check for SSE and FXSAVE support.
1479 * gcc/config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
1480 Add -minline-all-stringops.
1481 * gcc/config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
1482 (x86_64-*-*): Ditto.
1484 2007-09-05 Jie Zhang <jie.zhang@analog.com>
1486 * config/bfin/linux-unwind.h: New file.
1487 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
1488 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
1490 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1492 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
1493 * stmt.c: Include alloc-pool.h.
1494 (struct case_node): Remove GTY marker.
1495 (add_case_node): New parameter case_node_pool. Use it for
1497 (expand_case): New allocation pool case_node_pool. Initialize it,
1498 pass to add_case_node and free it.
1500 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1501 David Ung <davidu@mips.com>
1502 Nigel Stephens <nigel@mips.com>
1504 Add mips16/nomips16 function attributes and -mflip-mips16 option
1505 for testing mixed-mode compilation.
1507 * config/mips/mips.opt (mflip-mips16): New.
1509 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
1510 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
1512 * config/mips/mips.c (mips_base_target_flags): New.
1513 (mips_base_mips16): New.
1514 (mips_base_schedule_insns): New.
1515 (mips_base_reorder_blocks_and_partition): New.
1516 (mips_base_align_loops): New.
1517 (mips_base_align_jumps): New.
1518 (mips_base_align_functions): New.
1519 (mips16_flipper): New.
1520 (mips_attribute_table): Add "mips16" and "nomips16" entries.
1521 (TARGET_SET_CURRENT_FUNCTION): Define.
1522 (mips_mips16_type_p, mips_nomips16_type_p): New.
1523 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
1524 (mips_function_ok_for_sibcall): Make it deal with functions with
1526 (mips_init_split_addresses): New, split out from override_options.
1527 (mips_init_relocs): New, split out from override_options.
1528 (was_mips16_p): New.
1529 (mips_set_mips16_mode): New, split out from override_options.
1530 (mips_set_current_function): New.
1531 (override_options): Add sorry for unsupported mips16/pic
1532 combination. Remove error for mips16/dsp combination. Save
1533 base option settings.
1534 (mips_file_start): Move mips16 mode setting output from here....
1535 (mips_output_function_prologue): ....to here.
1536 (mips_output_mi_thunk): Check for mips16 function.
1537 (build_mips16_function_stub): Don't set .mips16 here.
1538 (build_mips16_call_stub): Likewise.
1539 (mips_expand_builtin): Error in mips16 mode.
1540 (mips_use_mips16_mode_p): New.
1541 (mips_encode_section_info): Check for mips16 function, and set
1542 SYMBOL_REF_FLAGS accordingly.
1544 * doc/extend.texi (Function Attributes): Document new
1545 mips16/nomips16 attributes.
1546 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
1547 (MIPS Options): Document -mflip-mips16.
1549 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1551 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
1552 if we encounter TLS address in MIPS16 mode.
1553 (mips_legitimize_const_move): Check cannot_force_const_mem for
1554 the (const (plus symbol offset)) case; this forces invalid TLS
1555 address in MIPS16 mode to be caught by the above call to sorry.
1556 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
1557 because that now enables emutls, which is not ABI compatible
1558 with native TLS in non-MIPS16 mode.
1560 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
1562 Add target hook invoked when cfun changes.
1564 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
1565 * target.h (struct gcc_target): Add set_current_function.
1566 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
1567 (TARGET_INITIALIZER): Add initializer for set_current_function.
1568 * tree.h (push_struct_function): New.
1569 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
1571 (set_cfun): Declare.
1572 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
1574 (push_function_context_to): Use allocate_struct_function
1575 to create null context, not init_dummy_function_start. Use set_cfun.
1576 (pop_function_context_from): Use set_cfun.
1577 (in_dummy_function): New.
1578 (invoke_set_current_function_hook): New.
1580 (push_cfun, pop_cfun): Use set_cfun.
1581 (push_struct_function): New.
1582 (allocate_struct_function): Call invoke_set_current_function_hook
1584 (prepare_function_start): Don't set cfun here. Remove unused
1585 argument; fix all callers.
1586 (init_dummy_function_start): Fiddle with in_dummy_function. Call
1587 push_struct_function.
1588 (init_function_start): Set cfun here.
1589 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
1590 * omp-low.c (create_omp_child_function): Use push_struct_function
1591 and pop_cfun to save/restore state.
1592 (expand_omp_parallel): Remove unused saved_cfun variable.
1593 * cgraphunit.c (ipa_passes): Use set_cfun.
1594 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
1595 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
1596 * matrix-reorg.c (transform_allocation_sites): Likewise.
1597 (matrix_reorg): Use set_cfun.
1598 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
1599 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
1600 assignment to cfun; use set_cfun for the other.
1601 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
1602 (dump_function_to_file): Use push_cfun/pop_cfun here.
1603 * c-decl.c (finish_function): Use set_cfun.
1605 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
1607 * regrename.c (rerename_optimize): Use deferred rescanning and
1608 insert explicit calls to rescan insns when changed.
1610 2007-09-05 Jan Hubicka <jh@suse.cz>
1612 * optabs.c (libfunc_entry): Change optab to integer.
1613 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
1614 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
1615 of pointers for hashing.
1617 2007-09-05 Jan Hubicka <jh@suse.cz>
1619 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
1621 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
1622 * see.c (pass_see): Likewise.
1623 * tracer.c (pass_tracer): Likewise.
1624 * postreload-gcse.c (pass_gcse2): Likewise.
1625 * postreload.c (pass_postreload_cse): Likewise.
1626 * mode-switching.c (pass_mode_switching): Likewise.
1627 * modulo-sched.c (pass_sms): Likewise.
1628 * cse.c (cse_insn): Likewise.
1629 * web.c (pass_web): Likweise.
1630 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
1631 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
1632 * loop-init.c (pass_rtl_loop_init): Likewise.
1633 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
1634 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
1635 * global.c (pass_global_alloc): Likewise.
1636 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
1637 pass_if_after_reload): Likewise.
1638 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
1639 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
1640 * regmove.c (pass_regmove): Likewise.
1641 * function.c (pass_thread_prologugues_epilogues): Likewise.
1642 * gcse.c (pass_gcse): Likewise.
1643 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
1644 * lower-subreg.c (pass_lower_subreg2): Likewise.
1645 * bt-load.c (pass_branch_target_load): Likewise.
1646 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
1647 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
1648 * combine.c (pass_combine): Likewise.
1649 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
1650 (pass_partition_blocks): Likewise.
1651 * var-tracking.c (pass_variable_track): Likewise.
1652 * reg-stack.c (pass_stack_regs_run): Likewise.
1653 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
1654 * passes.c (pass_postreload): Likewise.
1655 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
1656 * tree-pass.h (TODO_verify_rtl_sharing): New.
1657 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
1658 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
1659 TODO_set_props, TODO_df_finish, TODO_df_verify,
1660 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
1662 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1664 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
1665 fold_real_zero_addition_p, reorder_operands_p,
1666 div_if_zero_remainder, fold_undefer_overflow_warnings,
1667 int_binop_types_match_p, fold_convert_const_int_from_int,
1668 fold_convert_const_int_from_real,
1669 fold_convert_const_int_from_fixed,
1670 fold_convert_const_real_from_real,
1671 fold_convert_const_real_from_fixed,
1672 fold_convert_const_fixed_from_fixed,
1673 fold_convert_const_fixed_from_int,
1674 fold_convert_const_fixed_from_real, maybe_lvalue_p,
1675 fold_checksum_tree, fold_check_failed, print_fold_checksum,
1676 debug_fold_checksum, multiple_of_p): Constify.
1677 * tree-flow-inline.h (get_lineno): Likewise.
1678 * tree-flow.h (get_lineno): Likewise.
1679 * tree-object-size.c (compute_object_offset, addr_object_size,
1680 alloc_object_size, pass_through_call): Likewise.
1681 * tree-pretty-print.c (op_symbol, print_call_name,
1682 print_struct_decl, do_niy): Likewise.
1683 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
1684 debug_fold_checksum): Likewise.
1686 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
1689 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
1690 note, remove the associated REG_RETVAL note.
1692 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
1694 * config.gcc (powerpc*-*-*): Install
1695 spu2vmx.h, vec_types.h, and si2vmx.h headers.
1696 * config/rs6000/spu2vmx.h: New header.
1697 * config/rs6000/si2vmx.h: New header.
1698 * config/rs6000/vec_types.h: New header.
1700 2007-09-05 Ben Elliston <bje@au.ibm.com>
1702 * varasm.c (initializer_constant_valid_p): Fix comment typo.
1704 2007-09-05 Ben Elliston <bje@au.ibm.com>
1706 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
1708 (__stdcx): Make asm volatile.
1709 (__stwcx, __stdcx): Return only 0 or 1.
1711 2007-09-05 Jan Hubicka <jh@suse.cz>
1715 2007-09-04 Jan Hubicka <jh@suse.cz>
1716 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1718 2007-09-04 Richard Guenther <rguenther@suse.de>
1719 * tree-ssa-operands.c (add_virtual_operand): Only mark
1720 stores as has_volatile_ops if alias information is not available.
1722 2007-09-05 Jakub Jelinek <jakub@redhat.com>
1724 * config/rs6000/tramp.asm: Include config.h.
1725 Check __PIC__ or __pic__ macro instead of SHARED.
1727 PR rtl-optimization/32300
1728 * see.c (see_copy_insn): New function.
1729 (see_def_extension_not_merged, see_merge_one_use_extension,
1730 see_merge_one_def_extension): Use it. Avoid changing
1731 PREV_INSN/NEXT_INSN chains directly, insted emit insns
1732 into sequences. Call df_insn_delete on temporary insns
1733 that won't be emitted into the insn stream.
1734 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
1735 and run df_process_deferred_rescans () before run_fast_dce.
1737 PR tree-optimization/33017
1738 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
1739 recurse for pure or const function calls.
1741 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1743 * c-format.c: Include alloc-pool.h.
1744 (check_format_info_main): New argument fwt_alloc. Use allocation
1745 pool instead of GC. Remove GC deallocation code.
1746 (check_format_arg): Create allocation pool, pass it to
1747 check_format_info_main and free it afterwards.
1748 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
1750 2007-09-05 Ben Elliston <bje@au.ibm.com>
1752 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
1753 Rename count macro arugment for clarity.
1754 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
1755 (__protected_stream_set): Likewise, pass 0.
1757 2007-09-04 Jan Hubicka <jh@suse.cz>
1759 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
1761 2007-09-04 Jan Hubicka <jh@suse.cz>
1763 * invoke.texi (-finline-small-functions): Document.
1764 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
1765 when deciding what is inlinable.
1766 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
1767 (cgraph_decide_inlining_of_small_function): Handle new flags.
1768 (cgraph_decide_inlining_incrementally): Likewise.
1769 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
1770 * common.opt (finline-small-functions): New.
1771 * Makefile.in (build/gengtype.o-warn): Work around PR29478
1773 2007-09-04 Richard Guenther <rguenther@suse.de>
1775 * tree-ssa-operands.c (add_virtual_operand): Only mark
1776 stores as has_volatile_ops if alias information is not available.
1778 2007-09-04 Andrew Haley <aph@redhat.com>
1780 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
1782 2007-09-04 Andrew Haley <aph@redhat.com>
1784 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
1785 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
1786 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
1788 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
1791 * common.opt: Mention ABI version 2 in comment.
1793 2007-09-04 Jan Hubicka <jh@suse.cz>
1795 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
1796 (libfunc_entry): New structure.
1797 (libfunc_hash): New hashtable.
1798 (hash_libfunc): New function.
1799 (eq_libfunc): New function.
1800 (convert_optab_libfunc): New function.
1801 (optab_libfunc): New function.
1802 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
1803 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
1804 expand_float, expand_fix, new_optab, new_convert_optab):
1805 Update for new libfunc API.
1806 (init_libfunc, init_integral_libfuncs,
1807 init_floating_libfuncs, init_interclass_conv_libfuncs
1808 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
1809 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
1810 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1811 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
1812 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
1813 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
1814 gen_extend_conv_libfunc): New.
1815 (init_one_libfunc): Revamp for hashtables.
1816 (set_conv_libfunc): Likewise.
1817 (init_optabs): Initialize hashtable; use lazy initialization where
1819 * optabs.h (optab_handlers): Move out of GGC.
1820 (optab, convert_optab): Move out of GGC; add lazy gen info.
1821 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
1822 (optab_libfunc, convert_optab_libfunc): New.
1823 * builtins.c (expand_builtin_powi): Update for new API.
1824 * expr.c (convert_move): Likewise.
1825 * expmed.c (expand_divmod): Likewise.
1827 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1829 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
1830 GOT pointer only if there is a constant pool. Use the allocated space
1833 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
1835 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
1838 2007-09-04 Revital Eres <eres@il.ibm.com>
1839 Richard Guenther <rguenther@suse.de>
1840 R. Clint Whaley <whaley@cs.utsa.edu>
1842 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
1844 * tree-tailcall.c (process_assignment): Use -fassociative-math
1845 when reodering operands of floating-point type.
1846 * fold-const.c (fold_comparison, fold_binary): Use
1847 -fassociative-math and -freciprocal-math instead of
1848 -funsafe-math-optimization flag.
1849 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
1850 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
1851 -freciprocal-math instead of -funsafe-math-optimizations.
1852 * opts.c (set_fast_math_flags): Set -freciprocal-math and
1853 -fassociative-math when -ffast-math is set.
1854 (set_unsafe_math_optimizations_flags): New Function
1855 to set -freciprocal-math and -fassociative-math when
1856 -funsafe-math-optimizations is set.
1857 (common_handle_option): Call it.
1858 * tree-vectorizer.c (vect_is_simple_reduction): Use
1859 -fassociative-math when doing reduction on floats.
1860 * loop-unroll.c (analyze_insn_to_expand_var): Use
1861 -fassociative-math when expanding an accumulator of type float.
1862 * simplify-rtx.c (simplify_binary_operation_1): Use
1863 -fassociative-math and -freciprocal-math when reordeing operands
1864 of floating-point type.
1865 * combine.c (combine_simplify_rtx): Likewise.
1866 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
1868 * common.opt (-fassociative-math, -freciprocal-math): New flags.
1870 2007-09-04 Paolo Carlini <pcarlini@suse.de>
1873 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
1875 2007-09-04 Jan Hubicka <jh@suse.cz>
1877 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
1879 2007-09-04 Jan Hubicka <jh@suse.cz>
1881 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
1882 and corresponding MATCH_DUP.
1884 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
1887 * combine.c (subst): Do not try to simplify X if it represents load
1888 of FP constant from the constant pool via float extension.
1890 2007-09-04 Ben Elliston <bje@au.ibm.com>
1892 * c-opts.c: Include "tm_p.h".
1893 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
1895 2007-09-04 Richard Guenther <rguenther@suse.de>
1897 PR tree-optimization/33291
1898 * tree-pretty-print.c (dump_generic_node): Dump all
1899 qualifiers for pointer types, not only first. Dump
1900 qualifiers for aggregate types as well.
1901 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
1902 use the canonical type for building ARRAY_REFs.
1903 * gimplify.c (canonicalize_addr_expr): Clean up. The
1904 correct validness check is compatibility of the pointer
1905 types. Always use the canonical type for building
1906 ARRAY_REFs and ADDR_EXPRs.
1907 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
1908 change that disabled propagation of ADDR_EXPRs into statements
1911 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1913 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
1914 (umulsi3_highpart): Make into expanders; existing insns are
1915 now named *[insn]_nov6. Add stars to existing [insn]_v6
1916 counterparts' names.
1918 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
1920 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
1921 (unprotoize.o): Remove SHLIB_MULTILIB.
1923 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
1925 * doc/extend.texi: Document progmem attribute for AVR.
1927 2007-09-03 Anatoly Sokolov <aesok@post.ru>
1930 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
1932 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1934 * optabs.c (expand_ffs): Initialize val and defined_at_zero
1937 * optabs.c: Remove unnecessary forward declarations.
1938 (expand_unop_direct): New, broken out of expand_unop.
1939 (expand_doubleword_clz): New.
1940 (expand_ctz): Move above expand_ffs. Use
1941 start_sequence, end_sequence, add_equal_note, and
1942 expand_unop_direct. Add more commentary.
1943 (expand_ffs): Try both ctz optab and expand_ctz.
1944 Generate a test and branch if the hardware doesn't give us
1945 a useful value for input zero. Style improvements similar to
1948 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
1950 2007-09-03 Zack Weinberg <zack@codesourcery.com>
1952 * config.gcc: Delete stanza for arm-semi-aof and
1953 armel-semi-aof targets.
1954 * config/arm/arm-protos.h
1956 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
1957 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
1958 delete aof_pic_label and remove mention of AOF in comments.
1959 * config/arm/arm.md: Delete patterns used only for AOF assembly.
1961 * config/arm/semiaof.h
1962 * config/arm/t-semi: Delete file.
1964 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1966 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
1967 CONST_CAST_BB): New macros for type-specific casts.
1968 (CONST_CAST): Add a TYPE parameter and define it in terms of
1971 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
1972 * c-lex.c (cb_ident, lex_string): Likewise,
1973 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
1974 * config/i386/i386.c (ix86_function_regparm,
1975 ix86_function_sseregparm): Use CONST_CAST_TREE.
1976 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
1978 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
1979 give_switch, set_multilib_dir): Likewise,
1980 * gengtype-parse.c (string_seq, typedef_name): Likewise,
1981 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
1982 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
1983 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
1984 * prefix.c (update_path): Likewise,
1985 * pretty-print.c (pp_base_destroy_prefix): Likewise,
1986 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
1987 * tree-cfg.c (tree_can_merge_blocks_p,
1988 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
1989 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
1990 * tree.c (build_string): Supply a TYPE for CONST_CAST.
1991 (attribute_list_contained): Use CONST_CAST_TREE.
1993 2007-09-03 Krister Walfridsson <cato@df.lth.se>
1995 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
1997 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2000 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
2001 before forcing them into a register.
2003 2007-09-03 Richard Sandiford <richard@codesourcery.com>
2005 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
2006 rather than define_code_macro.
2008 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2010 * gcc.c (xputenv): New function.
2011 (putenv_from_prefixes): Use xputenv instead of putenv.
2012 (process_command): Use xputenv instead of putenv.
2013 (set_collect_gcc_options): Use xputenv instead of putenv.
2014 (main): Use xputenv instead of putenv.
2016 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2018 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
2019 availability of swap instruction.
2020 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
2022 2007-09-03 Revital Eres <eres@il.ibm.com>
2024 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
2027 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
2028 Ayal Zaks <zaks@il.ibm.com>
2029 Revital Eres <eres@il.ibm.com>
2031 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
2032 compute_split_row): New functions.
2033 (ps_unschedule_node): Remove.
2034 (normalize_sched_times): Iterate over the already scheduled
2035 insns instead of the number of nodes.
2036 (MAX_SPLIT_NUM): New definition.
2037 (sms_schedule_by_order): Change the scheduling heuristic to
2038 avoid useless increases of initiation interval ii.
2039 (get_sched_window): Add dump printouts.
2041 2007-09-02 David Daney <ddaney@avtrex.com>
2043 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
2044 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
2045 (optab, insn): Add more attributes.
2046 (fetchop_bit): New code macro.
2047 (immediate_insn): New code macro attribute.
2048 (sync): Change condition to ISA_HAS_SYNC.
2049 (rdhwr): Change predicate for operand 0 to register_operand.
2050 (memory_barrier): New expand.
2051 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
2052 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
2053 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
2054 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
2055 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
2056 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
2057 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
2058 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
2059 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
2061 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
2062 Hans-Peter Nilsson <hp@axis.com>
2064 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
2065 Defined to describe availability and behavior of CLZ.
2066 * config/cris/cris.md (clzsi2): Implement using lz instruction.
2067 * config/cris/cris.opt: Tweak comment for "-metrax4".
2068 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
2069 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
2070 (count_leading_zeros): Define.
2072 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2074 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
2076 2007-09-02 Joseph Myers <joseph@codesourcery.com>
2079 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
2082 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2084 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
2085 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
2086 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
2087 sched-deps.c, sched-int.h, system.h, target.h,
2088 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
2089 tree.def: Fix comment typos.
2091 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
2093 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
2094 (override_options): Turn on -mstrict-align on non-ColdFire
2096 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
2098 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2100 * c-common.c (const_strip_array_types): Delete.
2101 * c-common.h (const_strip_array_types): Likewise.
2102 * emit-rtl.c (const_next_insn, const_previous_insn,
2103 const_next_nonnote_insn, const_prev_nonnote_insn,
2104 const_next_real_insn, const_prev_real_insn,
2105 const_next_active_insn, const_prev_active_insn, const_next_label,
2106 const_prev_label): Delete.
2107 * gimple-low.c (block_may_fallthru): Use expr_last.
2108 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
2109 * rtl.h (const_previous_insn, const_next_insn,
2110 const_prev_nonnote_insn, const_next_nonnote_insn,
2111 const_prev_real_insn, const_next_real_insn,
2112 const_prev_active_insn, const_next_active_insn, const_prev_label,
2113 const_next_label): Delete.
2114 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
2115 * system.h (CONST_CAST): Update comment.
2116 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
2117 (const_first_stmt, const_last_stmt): Delete.
2118 (tree_block_ends_with_condjump_p): Use last_stmt.
2119 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
2120 * tree-iterator.c (const_expr_first, const_expr_last,
2121 const_expr_only): Delete.
2122 * tree.c (const_lookup_attribute): Likewise.
2123 (attribute_list_contained): Use lookup_attribute.
2124 * tree.h (const_lookup_attribute, const_expr_first,
2125 const_expr_last, const_expr_only): Delete.
2127 2007-09-01 Richard Guenther <rguenther@suse.de>
2129 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
2130 instead of TREE_THIS_VOLATILE.
2131 * tree-ssa-operands.c (add_virtual_operand): Do not set
2132 has_volatile_ops. Do not check s_ann for NULL.
2133 (get_indirect_ref_operands): Likewise.
2134 (get_expr_operands): Likewise. For all reference trees
2135 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
2136 check base of reference for TREE_THIS_VOLATILE.
2138 2007-09-01 Richard Guenther <rguenther@suse.de>
2140 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
2141 between integral types. Also allow conversions between
2144 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
2146 * optabs.c (prepare_float_lib_cmp): Use
2147 libgcc_cmp_return_mode instead of word_mode.
2148 * config/dfp-bit.h: Likewise.
2149 * config/fp-bit.h: Likewise.
2150 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
2152 (spu_libgcc_shift_count_mode): New function.
2153 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
2154 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
2156 2007-08-31 Joseph Myers <joseph@codesourcery.com>
2158 * tree-pretty-print.c: Include output.h.
2159 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
2160 HOST_WIDE_INT_PRINT_DEC.
2161 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
2163 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
2165 PR rtl-optimization/33224
2166 * loop-iv.c (latch_dominating_def): Check that the definition belongs
2167 to the analysed region.
2169 2007-08-31 Richard Guenther <rguenther@suse.de>
2171 * function.c (allocate_struct_function): Do not set
2172 current_function_returns_pointer.
2173 * function.h (struct var_refs_queue): Remove.
2174 (struct simple_obstack_stack): Likewise.
2175 (struct function): Remove fixup_var_refs_queue member.
2176 Remove returns_pointer flag.
2177 (current_function_returns_pointer): Remove define.
2179 2007-08-31 Nick Clifton <nickc@redhat.com>
2181 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
2182 secondary keys in order to obtain a stable sort.
2184 2007-08-31 Nick Clifton <nickc@redhat.com>
2187 * config/m32r/constraints.md: Add W constraint for integer zero.
2188 * config/m32r/m32r.md (get_pc): Use W and i constraints.
2189 Fix length calculation by using alternatives.
2191 2007-08-31 Richard Sandiford <richard@codesourcery.com>
2193 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
2194 split out from expand_binop.
2195 (avoid_expensive_constant): New function.
2196 (expand_binop_directly): Remove commutative_op argument and
2197 (expand_binop_directly): Remove commutative_op argument and
2198 call cummutative_optab_p instead. Do not change op0 or op1
2199 when swapping xop0 and xop1. Apply avoid_expensive_constant
2200 to each argument after potential swapping. Enforce the
2201 canonical order of commutative operands.
2202 (expand_binop): Use shift_optab_p and commutative_optab_p.
2203 Update the calls to expand_binop_directly. Only force constants
2204 into registers when widening an operation. Only swap operands
2205 once a direct expansion has been rejected.
2206 (expand_twoval_binop): Only force constants into registers when
2207 using a direct expansion.
2209 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
2211 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
2212 (sched_analyze_insn): Don't postprocess speculative dependencies when
2213 target has no scheduling.
2214 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
2215 'uninitialized' warning.
2217 2007-08-31 Richard Guenther <rguenther@suse.de>
2219 * tree.c (build_complex_type): Always set TYPE_NAME for
2222 2007-08-31 Olivier Hainque <hainque@adacore.com>
2224 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
2225 internal macro. Default alignment factor for csect directives, chosen
2226 to match what BIGGEST_ALIGNMENT allows.
2227 (DATA_SECTION_ASM_OP): Use it.
2228 * config/rs6000/rs6000.c
2229 (rs6000_xcoff_output_readonly_section_asm_op):
2230 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
2231 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
2233 2007-08-31 Olivier Hainque <hainque@adacore.com>
2235 * dbxout.c (dbxout_block): Move declaration within the first
2236 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
2237 block to include the definition, together with the associated
2240 2007-08-31 David Edelsohn <edelsohn@gnu.org>
2241 Revital Eres <eres@il.ibm.com>
2243 * doc/invoke.texi (-mpaired): Document flag.
2244 * config.gcc: Include paired.h in powerpc extra_headers and
2245 750cl.h in powerpc-*-linux*paired*.
2246 * config/rs6000/rs6000.opt (-mpaired): New flag.
2247 * config/rs6000/rs6000.c (paired_init_builtins,
2248 paired_expand_builtin, paired_expand_lv_builtin,
2249 paired_expand_stv_builtin, paired_expand_predicate_builtin):
2250 New functions to support the paired single builtin functions.
2251 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
2252 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
2254 (bdesc_paired_preds): New structure for paired predicate
2256 (rs6000_expand_builtin): Expand paired single builtins.
2257 (rs6000_init_builtins): Init paired single builtins.
2258 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
2259 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
2260 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
2261 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
2262 (rs6000_vector_mode_supported_p): Support paired vector mode.
2263 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
2264 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
2266 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
2267 (DATA_ALIGNMENT): Likewise.
2268 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
2269 (rs6000_builtins): Add PAIRED builtins.
2270 * config/rs6000/rs6000.md: Include paired.md.
2271 * config/rs6000/paired.h: New.
2272 * config/rs6000/paired.md: New.
2273 * config/rs6000/750cl.h: New.
2274 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
2276 2007-08-30 Ollie Wild <aaw@google.com>
2278 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
2279 * gcc.c (default_compilers): Add -fno-directives-only to
2280 @assembler-with-cpp.
2282 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
2286 * regclass.c (initial_fixed_regs): Revert previous change and make
2288 (initial_call_used_regs): Likewise.
2289 (initial_call_really_used_regs): Delete, reverting previous addition.
2290 (initial_reg_names): Likewise.
2291 (init_reg_sets): Revert previous change.
2292 (saved_fixed_regs): New.
2293 (saved_call_used_regs): New.
2294 (saved_call_really_used_regs): New.
2295 (saved_reg_names): New.
2296 (save_register_info): New.
2297 (restore_register_info): New.
2298 (init_reg_sets_1): Replace reset of register info with call to
2299 restore_register_info.
2300 * rtl.h (save_register_info): Declare.
2301 * toplev.c (backend_init): Call save_register_info.
2303 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
2305 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
2306 from the original statement.
2308 2007-08-30 Chao-ying Fu <fu@mips.com>
2310 * c-lex.c (interpret_fixed): Declare.
2311 (interpret_float): Process _Fract and _Accum.
2312 (interpret_fixed): New function.
2313 * final.c (output_addr_const): Process CONST_FIXED.
2314 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
2315 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
2317 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
2319 (simplify_immed_subreg): Support CONST_FIXED.
2320 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
2321 (simplify_subreg): Support CONST_FIXED.
2323 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2325 * config/rs6000/ppu_intrinsics.h: New file.
2326 * config.gcc (powerpc*-*-* <extra_headers>): Install
2329 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2331 * cfg.c (dump_flow_info): Change to also print entry and exit
2333 * print-rtl.c (print_rtl_single): Allow to print rtl with
2336 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
2338 * df-core.h (df_dump_region): New function.
2339 * df.h (df_dump_region): New function.
2340 * loop-invariant.c (find_defs): Add call to df_dump_region.
2341 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
2344 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2347 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
2348 true if any of the compare_section_name calls returned true,
2349 rather than if any returned false.
2351 2007-08-30 Richard Guenther <rguenther@suse.de>
2353 PR tree-optimization/33199
2354 * tree-ssa-structalias.c (handle_lhs_call): New function.
2355 (find_func_aliases): In non-IPA mode make sure that for
2356 calls that return a pointer we add a constraint for the
2357 result to point to anything.
2359 2007-08-30 Richard Guenther <rguenther@suse.de>
2361 * doc/invoke.texi (-mveclibabi): Document new target option.
2362 * config/i386/i386.opt (-mveclibabi): New target option.
2363 * config/i386/i386.c (ix86_veclib_handler): Handler for
2364 vectorization library support.
2365 (override_options): Handle the -mveclibabi option, initialize
2366 the vectorization library handler.
2367 (ix86_builtin_vectorized_function): As fallback call the
2368 vectorization library handler, if set.
2369 (ix86_veclibabi_acml): New static function for ACML ABI style
2370 vectorization support.
2372 2007-08-30 Jakub Jelinek <jakub@redhat.com>
2374 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
2375 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
2376 SImode and update m. Don't run gen_lowpart_common on arbitrary
2377 memory address, force it to register first.
2380 * dce.c (dce_process_block): Don't delete setters of
2381 artificially used registers.
2383 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2385 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
2386 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
2387 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
2389 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2391 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
2393 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
2394 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
2396 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2398 * system.h: Activate -Wcast-qual as warning-only.
2400 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
2403 * config/rs6000/rs6000.c (compare_section_name): New function.
2404 (rs6000_elf_in_small_data_p): Compare section prefixes instead
2407 2007-08-29 Olivier Hainque <hainque@adacore.com>
2409 * xcoffout.c: #include debug.h.
2410 * Makefile.in (xcoffout.o): Add debug.h dependency.
2412 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
2414 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2415 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
2417 2007-08-29 Richard Guenther <rguenther@suse.de>
2419 * tree-pretty-print.c (dump_generic_node): Print
2420 label DECL_UID as D.%u.
2421 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
2423 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2425 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
2426 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
2428 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
2431 * tree.c (build_type_attribute_qual_variant): Set canonical types
2432 on the final, unqualified attribute variant before building the
2435 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2437 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
2438 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
2440 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2443 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2444 * config/bfin/bfin.md (composev2hi): Put operands into vector
2447 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2449 * config/bfin/bfin.md (composev2hi): Put operands into vector
2452 2007-08-29 Jie Zhang <jie.zhang@analog.com>
2454 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
2455 attribute when appropriate.
2456 (bfin_handle_l1_text_attribute): New.
2457 (bfin_handle_l1_data_attribute): New.
2458 (bfin_attribute_table): Add attributes: l1_text, l1_data,
2459 l1_data_A and l1_data_B.
2460 * doc/extend.texi (node Function Attributes): Document l1_text
2462 (Variable Attributes): Add Blackfin subsection. Document l1_data,
2463 l1_data_A and l1_data_B variable attributes.
2465 2007-08-28 Jie Zhang <jie.zhang@analog.com>
2467 * config/bfin/bfin.opt (minline-plt): Add.
2468 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
2469 call to global functions.
2470 * doc/invoke.texi (Option Summary): Mention -minline-plt.
2471 (Blackfin Options): Document -minline-plt.
2473 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2475 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
2476 given a non-function.
2477 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
2479 2007-08-28 DJ Delorie <dj@redhat.com>
2481 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
2483 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2485 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
2487 2007-08-28 Richard Guenther <rguenther@suse.de>
2489 * tree.h (struct tree_function_decl): Increase size of
2490 function_code bitfield.
2492 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
2493 Kazu Hirata <kazu@codesourcery.com>
2495 * gcc/config/m68k/linux.h
2496 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
2497 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
2498 (m68k_return_in_memory): New.
2499 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
2502 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
2505 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
2506 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
2507 operand) when top VEC_SELECT extracts scalar element.
2508 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
2509 (*vec_extract_v4sf_mem): Ditto.
2511 2007-08-28 Jakub Jelinek <jakub@redhat.com>
2514 * passes.c (init_optimization_passes): Move pass_df_finish
2515 after pass_postreload sublist.
2517 PR rtl-optimization/33148
2518 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
2519 (neg (lt X 0)) if X has scalar int mode.
2522 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
2523 initializer, use build_vector_from_ctor if possible to create
2524 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
2525 even after this, return NULL.
2527 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
2529 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
2531 2007-08-28 Richard Guenther <rguenther@suse.de>
2533 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
2534 (struct tree_function_decl): Make function_code a bitfield.
2535 Add disregard_inline_limits flag.
2536 * cgraphunit.c (cgraph_process_new_functions): Check
2537 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
2538 (cgraph_preserve_function_body_p): Likewise.
2539 * ipa-inline.c (compute_inline_parameters): Likewise.
2540 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
2541 for GNU C extern inline functions.
2542 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
2543 * tree-inline.c (disregard_inline_limits_p): Remove.
2544 * tree-inline.h (disregard_inline_limits_p): Likewise.
2545 * c-common.c (handle_always_inline_attribute): Set
2546 DECL_DISREGARD_INLINE_LIMITS.
2547 * langhooks.c (add_builtin_function): Verify the function code
2548 fits in the bitfield.
2550 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
2551 Vladimir Yanovsky <yanov@il.ibm.com>
2552 Revital Eres <eres@il.ibm.com>
2553 Andrey Belevantsev <abel@ispras.ru>
2555 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
2557 * modulo-sched.c: Add documentation regarding do-loop.
2558 (doloop_register_get): Change number of arguments to support
2559 the new do-loop pattern and check whether COUNT_REG has no other
2560 occurences in the loop besides in the control part.
2561 (duplicate_insns_of_cycles): Do not duplicate the insn which
2562 changes count_reg as it is already adjusted.
2563 (generate_prolog_epilog): New argument to support the new
2564 do-loop pattern. Change the subtract instruction to use
2565 expand_simple_binop. Call duplicate_insns_of_cycles with new
2567 (sms_schedule): Call doloop_register_get and
2568 generate_prolog_epilog with new argument. Do not handle loops
2569 with single sets insns with subreg in their lhs.
2570 * loop-doloop.c (doloop_optimize): Support for another do-loop
2572 (doloop_condition_get): Gets an instruction instead of a pattern
2573 and change the return condition when the do-loop pattern is
2575 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
2576 deps when considering to not create edges.
2578 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
2580 * doc/extend.texi (gnu_inline funtion attribute): Document C++
2583 2007-08-27 Jason Merrill <jason@redhat.com>
2586 * gimplify.c (gimplify_modify_expr): Discard the assignment of
2587 zero-sized types after calling gimplify_modify_expr_rhs.
2589 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2591 * regclass.c (init_reg_autoinc): Fix typo.
2593 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
2595 Fix PR tree-optimization/33173
2596 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
2598 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
2601 * config/i386/i386.h (VALID_DFP_MODE_P): New.
2602 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
2605 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
2606 David Ung <davidu@mips.com>
2607 Nigel Stephens <nigel@mips.com>
2609 Separate target-specific initialization from general
2610 back-end initialization.
2612 * toplev.c (init_alignments): New, split out from...
2613 (process_options): ...here.
2614 (backend_init_target): New, split out from...
2615 (backend_init): ...here.
2616 (lang_dependent_init_target): New, split out from...
2617 (lang_dependent_init): ...here.
2618 (target_reinit): New.
2619 * toplev.h (target_reinit): Declare.
2620 * expr.c (init_expr_target): Renamed from init_expr_once, since it
2621 now can be called more than once. Update comments.
2622 * expr.h (init_expr_target): Likewise.
2623 * alias.c (init_alias_target): Renamed from init_alias_once, since it
2624 now can be called more than once. Explicitly zero
2625 static_reg_base_value.
2626 * emit-rtl.c (init_emit_regs): New, split out from...
2627 (init_emit_once): Here.
2628 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
2629 non-const, so that changes from command-line arguments can overwrite
2630 values provided by the static initializers.
2631 (initial_call_really_used_regs): New, used similarly to the above.
2632 (initial_reg_names): Likewise.
2633 (last_mode_for_init_move_cost): Promoted function-local static to
2634 file-scope static to make it accessible outside init_move_cost.
2635 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
2636 Do not initialize inv_reg_alloc_order yet, either. Do initialize
2637 reg_names since it is needed for parsing command-line options.
2638 (init_move_cost): Use last_mode_for_init_move_cost instead of
2639 function-local static.
2640 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
2641 call_really_used_regs now. Reinitialize reg_names. Also
2642 initialize inv_reg_alloc_order. Zero reg_class_subunion and
2643 reg_class_superunion. Clear losing_caller_save_reg_set.
2644 Preserve global registers if called more than once. Reset
2645 move cost, may_move_in_cost, may_move_out_cost, and
2646 last_mode_for_init_move_cost.
2647 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
2648 can now be invoked more than once. Update comments.
2649 (init_regs): Update comments.
2650 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
2651 and initial_call_really_used_regs, instead of the non-initial
2652 variables. This allows us to save the command-line register settings
2653 after target reinitialization.
2654 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
2655 * rtl.h (init_emit_regs): Declare.
2656 (init_reg_modes_target, init_alias_target): Renamed as described
2658 * reload1.c (init_reload): Update comments.
2659 * optabs.c (init_optabs): Likewise.
2660 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
2662 2007-08-26 Chao-ying Fu <fu@mips.com>
2664 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
2667 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2669 * alias.c (memory_modified_1, memory_modified_in_insn_p):
2671 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
2673 * bb-reorder.c (copy_bb_p): Likewise.
2674 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
2675 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2676 block_ends_with_condjump_p): Likewise.
2677 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
2678 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
2679 block_ends_with_condjump_p): Likewise.
2680 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
2681 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
2682 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
2683 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
2684 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
2685 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
2686 debug_true_const_tree instad of debug_true_tree.
2687 * debug.c (do_nothing_debug_hooks): Likewise.
2688 * debug.h (ignore_block, debug_true_const_tree): Constify.
2689 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
2690 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
2691 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
2692 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
2693 dbx_reg_number, is_based_loc, field_type,
2694 simple_type_align_in_bits, simple_decl_align_in_bits,
2695 simple_type_size_in_bits, field_byte_offset, insert_float,
2696 type_tag, member_declared_type, is_redundant_typedef,
2697 secname_for_decl, is_inlined_entry_point): Likewise.
2698 * emit-rtl.c (const_next_insn, const_previous_insn,
2699 const_next_nonnote_insn, const_prev_nonnote_insn,
2700 const_next_real_insn, const_prev_real_insn,
2701 const_next_active_insn, const_prev_active_insn, const_next_label,
2702 const_prev_label): Likewise.
2703 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
2705 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
2706 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
2707 sched_insn_is_legitimate_for_speculation_p): Likewise.
2708 * jump.c (reversed_comparison_code_parts,
2709 reversed_comparison_code, reversed_comparison, condjump_label):
2711 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
2712 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
2714 * rtl.h (const_previous_insn, const_next_insn,
2715 const_prev_nonnote_insn, const_next_nonnote_insn,
2716 const_prev_real_insn, const_next_real_insn,
2717 const_prev_active_insn, const_next_active_insn, const_prev_label,
2718 const_next_label, modified_between_p, modified_in_p,
2719 const_note_storeskeep_with_call_p, condjump_label,
2720 reversed_comparison, reversed_comparison_code,
2721 reversed_comparison_code_parts, memory_modified_in_insn_p,
2722 stack_regs_mentioned): Likewise.
2723 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
2724 keep_with_call_p): Likewise.
2725 * sched-deps.c (deps_may_trap_p, sched_get_condition,
2726 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
2727 sd_lists_size, sd_lists_empty_p): Likewise.
2728 * sched-int.h (sched_insns_conditions_mutex_p,
2729 haifa_classify_insn, no_real_insns_p,
2730 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
2731 sd_lists_size, sd_lists_empty_p): Likewise.
2732 * sdbout.c (sdb_debug_hooks): Likewise.
2733 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
2734 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
2735 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
2737 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
2738 tree_can_throw_internal): Likewise.
2739 * tree-flow-inline.h (phi_nodes): Likewise.
2740 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
2741 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
2742 * tree-gimple.c (const_get_call_expr_in): Likewise.
2743 * tree-gimple.h (const_get_call_expr_in): Likewise.
2744 * tree.c (const_lookup_attribute, attribute_list_equal,
2745 attribute_list_contained): Likewise.
2746 * tree.h (attribute_list_equal, attribute_list_contained,
2747 const_lookup_attribute): Likewise.
2748 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
2750 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2752 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
2753 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
2755 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2758 * config/alpha/constraints.md: Delete "svn:mime-type" property
2759 with svn propdel "svn:mime-type".
2761 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
2764 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
2765 non NOTE insn doesn't cross basic block.
2766 (noce_try_abs): Likewise.
2767 (noce_process_if_block): Likewise.
2769 2007-08-26 David Edelsohn <edelsohn@gnu.org>
2772 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
2773 operand without auto-inc-dec.
2774 * config/rs6000/rs6000.md (floatsidf2_internal): Use
2775 offsettable_mem_operand.
2776 (floatunssidf2_internal): Same.
2777 (fix_truncdfsi2_internal): Same.
2778 (floatsidf_ppc64): Same.
2779 (floatunssidf_ppc64): Same.
2780 (fix_trunctfsi2_internal): Same.
2782 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
2785 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
2786 pass defines needed for version.c.
2788 2007-08-25 Joseph Myers <joseph@codesourcery.com>
2790 * configure.ac (--debug-prefix-map check): Change assembler
2791 version presumed to have feature to 2.18.
2792 * configure: Regenerate.
2794 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2796 * c-common.c (vector_types_convertible_p,
2797 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
2798 self_promoting_args_p): Constify.
2799 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
2800 c_promoting_integer_type_p, self_promoting_args_p,
2801 anon_aggr_type_p, vector_types_convertible_p): Likewise.
2802 * c-decl.c (anon_aggr_type_p): Likewise.
2803 * * c-dump.c (dump_stmt): Likewise.
2804 * c-objc-common.c (has_c_linkage): Likewise.
2805 * c-tree.h (same_translation_unit_p): Likewise.
2806 * c-typeck.c (null_pointer_constant_p,
2807 tagged_types_tu_compatible_p, function_types_compatible_p,
2808 type_lists_compatible_p, lvalue_or_else, lvalue_p,
2809 comptypes_internal, struct tagged_tu_seen_cache,
2810 same_translation_unit_p, alloc_tagged_tu_seen_cache,
2811 c_size_in_bytes): Likewise.
2812 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
2813 hash_ptr, eq_ptr): Likewise.
2814 * langhooks-def.h (lhd_decl_ok_for_sibcall,
2815 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
2816 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
2817 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
2819 * optabs.c (optab_for_tree_code): Likewise.
2820 * optabs.h (optab_for_tree_code): Likewise.
2821 * rtl.h (simplify_rtx): Likewise.
2822 * simplify-rtx.c (simplify_rtx): Likewise.
2823 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
2824 dump_flag, dump_node): Likewise.
2825 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
2826 queue_and_dump_type, dump_flag): Likewise.
2827 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
2828 * tree-pass.h (dump_node): Likewise.
2829 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
2830 supportable_narrowing_operation): Likewise.
2831 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
2832 supportable_narrowing_operation): Likewise.
2833 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
2834 is_negative_overflow_infinity, is_positive_overflow_infinity,
2835 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
2836 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
2837 update_value_range, add_equivalence, ssa_name_nonnegative_p,
2838 ssa_name_nonzero_p, fp_predicate): Likewise.
2839 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
2840 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
2841 ssa_name_nonnegative_p): Likewise.
2843 2007-08-25 Hans Kester <hans.kester@ellips.nl>
2845 * config.gcc : Add x86_64-elf target.
2847 2007-08-25 Jakub Jelinek <jakub@redhat.com>
2849 * expr.c (store_expr): Fix order of store_by_pieces arguments.
2851 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
2852 Nigel Stephens <nigel@mips.com>
2856 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
2857 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
2858 * expr.c (SET_BY_PIECES_P): Define.
2859 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
2860 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
2861 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
2863 * expr.h (SET_RATIO): Define.
2864 (can_store_by_pieces, store_by_pieces): Update prototypes.
2865 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
2866 can_store_by_pieces/store_by_pieces.
2867 (expand_builtin_memcpy_args): Likewise.
2868 (expand_builtin_strncpy): Likewise.
2869 (expand_builtin_memset_args): Likewise. Also remove special case
2870 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
2871 decide what to do instead.
2872 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
2873 to can_store_by_pieces.
2875 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
2876 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
2878 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
2879 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
2880 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
2881 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
2882 (STORE_BY_PIECES_P): Define.
2884 2007-08-24 Tom Tromey <tromey@redhat.com>
2886 * varpool.c (varpool_last_needed_node): Fix comment typo.
2887 * c-decl.c (duplicate_decls): Fix comment typo.
2888 (clone_underlying_type): Update comment.
2890 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2892 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
2893 alpha_in_small_data_p, alpha_split_complex_arg,
2894 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2896 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
2897 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
2899 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
2900 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2901 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
2902 * config/darwin.c (darwin_binds_local_p): Likewise.
2903 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
2905 * config/i386/i386-protos.h (i386_pe_binds_local_p,
2906 i386_pe_valid_dllimport_attribute_p): Likewise.
2907 * config/i386/i386.c (ix86_function_regparm,
2908 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
2909 x86_can_output_mi_thunk, ix86_mangle_type,
2910 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
2911 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
2912 i386_pe_binds_local_p): Likewise.
2913 * config/ia64/ia64.c
2914 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
2915 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
2916 ia64_invalid_conversion, ia64_invalid_unary_op,
2917 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2919 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
2920 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
2921 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
2922 * config/mips/mips.c (mips_use_blocks_for_constant_p,
2923 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
2924 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2925 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
2926 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
2927 * config/pa/pa.c (pa_commutative_p): Likewise.
2928 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
2930 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
2931 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
2932 rs6000_use_blocks_for_constant_p,
2933 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
2934 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2935 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
2936 * config/s390/s390.c (s390_mangle_type,
2937 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
2939 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2940 th_in_small_data_p): Likewise.
2941 * config/sh/sh.c (sh_ms_bitfield_layout_p,
2942 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
2944 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
2945 sparc_mangle_type): Likewise.
2946 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
2947 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
2948 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
2950 * hooks.c (hook_bool_mode_const_rtx_false,
2951 hook_bool_mode_const_rtx_true,
2952 hook_bool_const_tree_hwi_hwi_const_tree_false,
2953 hook_bool_const_tree_hwi_hwi_const_tree_true,
2954 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2955 hook_constcharptr_const_tree_null,
2956 hook_constcharptr_const_rtx_null,
2957 hook_constcharptr_const_tree_const_tree_null,
2958 hook_constcharptr_int_const_tree_null,
2959 hook_constcharptr_int_const_tree_const_tree_null): New.
2960 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2961 hook_bool_tree_hwi_hwi_tree_false,
2962 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2963 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2964 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2965 hook_constcharptr_int_tree_null,
2966 hook_constcharptr_int_tree_tree_null): Delete.
2967 (default_can_output_mi_thunk_no_vcall): Constify.
2968 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
2969 hook_bool_tree_hwi_hwi_tree_false,
2970 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
2971 hook_int_tree_tree_1, hook_constcharptr_tree_null,
2972 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
2973 hook_constcharptr_int_tree_null,
2974 hook_constcharptr_int_tree_tree_null): Delete.
2975 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
2976 hook_bool_const_tree_hwi_hwi_const_tree_false,
2977 hook_bool_const_tree_hwi_hwi_const_tree_true,
2978 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
2979 hook_constcharptr_const_tree_null,
2980 hook_constcharptr_const_rtx_null,
2981 hook_constcharptr_const_tree_const_tree_null,
2982 hook_constcharptr_int_const_tree_null,
2983 hook_constcharptr_int_const_tree_const_tree_null): New.
2984 (default_can_output_mi_thunk_no_vcall): Constify.
2985 * integrate.c (function_attribute_inlinable_p): Likewise.
2986 * integrate.h (function_attribute_inlinable_p): Likewise.
2987 * jump.c (rtx_renumbered_equal_p): Likewise.
2988 * output.h (decl_readonly_section, categorize_decl_for_section,
2989 default_use_anchors_for_symbol_p, default_binds_local_p,
2990 default_binds_local_p_1): Likewise.
2991 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
2993 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
2994 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
2995 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
2996 TARGET_COMP_TYPE_ATTRIBUTES,
2997 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
2998 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
2999 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
3000 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
3001 TARGET_DWARF_CALLING_CONVENTION): Likewise.
3002 * target.h (can_output_mi_thunk, needs_block_p,
3003 first_cycle_multipass_dfa_lookahead_guard_spec,
3004 vector_alignment_reachable, comp_type_attributes,
3005 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
3006 commutative_p, use_blocks_for_constant_p,
3007 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
3008 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
3009 invalid_within_doloop, valid_dllimport_attribute_p,
3010 split_complex_arg, invalid_arg_for_unprototyped_fn,
3011 invalid_conversion, invalid_unary_op, invalid_binary_op):
3013 * targhooks.c (default_invalid_within_doloop,
3014 hook_invalid_arg_for_unprototyped_fn,
3015 default_builtin_vector_alignment_reachable): Likewise.
3016 (hook_bool_rtx_commutative_p): Delete.
3017 (hook_bool_const_rtx_commutative_p): New.
3018 * targhooks.h (default_invalid_within_doloop,
3019 default_builtin_vector_alignment_reachable,
3020 hook_invalid_arg_for_unprototyped_fn): Constify.
3021 (hook_bool_rtx_commutative_p): Delete.
3022 (hook_bool_const_rtx_commutative_p): New.
3023 * varasm.c (bss_initializer_p, decl_default_tls_model,
3024 categorize_decl_for_section, decl_readonly_section,
3025 default_use_anchors_for_symbol_p, default_binds_local_p,
3026 default_binds_local_p_1): Constify.
3028 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3030 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3031 __NO_BUILTIN if -fno-builtin.
3033 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3035 * config/bfin/bfin.c (print_operand): Report error instead of
3036 ICE for wrong operand.
3038 2007-08-24 Michael Matz <matz@suse.de>
3040 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
3042 2007-08-24 Richard Guenther <rguenther@suse.de>
3045 * tree-ssa.c (useless_type_conversion_p): Split into a
3046 recursive and a non-recursive part.
3047 (useless_type_conversion_p_1): New function.
3048 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
3049 from maybe_fold_offset_to_reference is trivially convertible
3050 to the desired type before doing the simplification.
3052 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3054 * expr.c (store_expr): Optimize initialization of an array
3056 * expr.h (builtin_strncpy_read_str): New prototype.
3057 * builtins.c (builtin_strncpy_read_str): Remove prototype.
3060 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
3063 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
3064 field when initializing if_info structure.
3066 2007-08-24 Richard Guenther <rguenther@suse.de>
3068 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
3070 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
3071 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
3072 * tree-inline.c (inlinable_function_p): Fold in common parts of
3073 the cannot_inline_tree_fn langhook.
3074 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
3075 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
3076 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3077 cannot_inline_tree_fn langhook.
3078 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
3079 cannot_inline_tree_fn member.
3081 2007-08-24 Richard Guenther <rguenther@suse.de>
3083 * expr.c (get_inner_reference): Do computation of bitoffset
3084 from offset in a way we can detect overflow reliably.
3086 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3088 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
3090 2007-08-24 Jie Zhang <jie.zhang@analog.com>
3092 * config/bfin/bfin.opt (mfast-fp): Add.
3093 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
3094 libbffastfp override libgcc if -mfast-fp.
3095 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
3096 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
3097 (Blackfin Options): Document -mfast-fp.
3099 2007-08-24 Jakub Jelinek <jakub@redhat.com>
3101 PR tree-optimization/32573
3103 * tree-data-ref.c (initialize_data_dependence_relation): Clear
3104 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
3105 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
3106 (build_classic_dist_vector): Return false rather than true if
3107 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
3108 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
3109 returned false. Don't call save_dist_v before calling
3110 build_classic_dist_vector_1.
3111 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
3112 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
3113 DDR_DIR_VECTS vectors.
3115 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
3117 * configure.ac (leb128): Modify sed statement to work with any
3118 binutils version string.
3119 * configure: Regenerate
3121 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3123 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
3124 Wrap in RTX_CODE macro guard.
3125 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
3126 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
3127 arm_mark_dllimport, arm_pe_encode_section_info,
3128 arm_pe_unique_section): Use ISO-C function declarations.
3129 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
3130 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
3131 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
3133 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
3134 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
3136 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
3138 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
3139 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
3140 (register_move_cost): Use ISO-C function declarations.
3141 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
3142 * config/score/score-protos.h (score_declare_object): Add
3144 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
3146 * final.c (profile_function): Avoid empty if-bodies.
3149 * calls.c (must_pass_in_stack_var_size,
3150 must_pass_in_stack_var_size_or_pad): Constify.
3151 * config/alpha/alpha-protos.h (function_value): Likewise.
3152 * config/alpha/alpha.c (alpha_return_in_memory,
3153 alpha_pass_by_reference, function_value,
3154 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
3155 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3157 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
3158 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3159 TARGET_PROMOTE_PROTOTYPES): Likewise.
3160 * config/arm/arm-protos.h (arm_return_in_memory,
3161 arm_pad_arg_upward, arm_function_value): Likewise.
3162 * config/arm/arm.c (arm_pass_by_reference,
3163 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
3164 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3165 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
3167 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
3168 * config/avr/avr-protos.h (avr_function_value): Likewise.
3169 * config/avr/avr.c (avr_return_in_memory,
3170 gas_output_limited_string, gas_output_ascii, avr_function_value,
3171 avr_return_in_memory): Likewise.
3172 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
3173 * config/bfin/bfin.c (bfin_pass_by_reference,
3174 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
3175 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
3177 * config/cris/cris.c (cris_pass_by_reference,
3178 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
3179 * config/crx/crx.c (crx_return_in_memory): Likewise.
3180 * config/darwin.c (function_base, machopic_function_base_name):
3182 * config/fr30/fr30.c (fr30_must_pass_in_stack,
3183 TARGET_PROMOTE_PROTOTYPES): Likewise.
3184 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
3185 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
3186 * config/i386/i386-protos.h (ix86_return_in_memory,
3187 ix86_sol10_return_in_memory): Likewise.
3188 * config/i386/i386.c (ix86_function_value,
3189 ix86_function_sseregparm, ix86_must_pass_in_stack,
3190 type_natural_mode, classify_argument, examine_argument,
3191 construct_container, ix86_pass_by_reference, function_value_32,
3192 function_value_64, ix86_function_value_1, return_in_memory_32,
3193 return_in_memory_64, return_in_memory_ms_64,
3194 ix86_return_in_memory, ix86_sol10_return_in_memory,
3195 TARGET_PROMOTE_PROTOTYPES): Likewise.
3196 * config/ia64/ia64-protos.h (ia64_function_value,
3197 ia64_hpux_function_arg_padding): Likewise.
3198 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
3199 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
3200 ia64_hpux_function_arg_padding): Likewise.
3201 * config/iq2000/iq2000-protos.h (function_arg,
3202 iq2000_function_value): Likewise.
3203 * config/iq2000/iq2000.c (iq2000_return_in_memory,
3204 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
3205 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3206 function_arg, iq2000_function_value): Likewise.
3207 * config/m32c/m32c-protos.h (m32c_function_value,
3208 m32c_promote_function_return): Likewise.
3209 * config/m32c/m32c.c (m32c_pass_by_reference,
3210 m32c_promote_prototypes, m32c_promote_function_return,
3211 m32c_function_value): Likewise.
3212 * config/m32r/m32r.c (m32r_return_in_memory,
3213 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3214 m32r_in_small_data_p): Likewise.
3215 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
3217 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
3218 m68hc11_function_arg_padding): Likewise.
3219 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
3220 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
3221 m68k_function_value): Likewise.
3222 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
3223 mcore_function_value): Likewise.
3224 * config/mcore/mcore.c (handle_structs_in_regs,
3225 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3226 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3227 mcore_num_arg_regs, mcore_function_value): Likewise.
3228 * config/mips/mips-protos.h (mips_pad_arg_upward,
3229 mips_function_value): Likewise.
3230 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
3231 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
3232 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3233 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
3234 mips_function_value): Likewise.
3235 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
3237 * config/mmix/mmix.c (mmix_pass_by_reference,
3238 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
3239 mmix_encode_section_info): Likewise.
3240 * config/mn10300/mn10300-protos.h (mn10300_function_value):
3242 * config/mn10300/mn10300.c (mn10300_return_in_memory,
3243 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
3244 mn10300_function_value): Likewise.
3245 * config/mt/mt-protos.h (mt_function_value): Likewise.
3246 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
3247 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
3248 * config/pa/pa-protos.h (function_arg_padding, function_value,
3249 pa_return_in_memory): Likewise.
3250 * config/pa/pa.c (pa_pass_by_reference,
3251 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3252 function_arg_padding, function_value, pa_return_in_memory):
3254 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
3255 * config/rs6000/rs6000-protos.h (rs6000_function_value,
3256 function_arg_padding): Likewise.
3257 * config/rs6000/rs6000.c (rs6000_return_in_memory,
3258 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
3259 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
3260 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3261 function_arg_padding, altivec_expand_dst_builtin,
3262 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
3263 altivec_init_builtins, rs6000_common_init_builtins,
3264 rs6000_function_value): Likewise.
3265 * s390/s390-protos.h (s390_function_value): Likewise.
3266 * config/s390/s390.c (s390_function_arg_size,
3267 s390_pass_by_reference, s390_return_in_memory,
3268 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
3269 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
3270 * config/score/score-protos.h (score_function_value): Likewise.
3271 * config/score/score.c (score_arg_partial_bytes,
3272 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3273 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
3274 score_pass_by_reference, score_add_offset, score_function_value):
3276 * config/sh/sh-protos.h (sh_attr_renesas_p,
3277 sh_promote_prototypes): Likewise.
3278 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
3279 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
3280 sh_attr_renesas_p): Likewise.
3281 * config/sparc/sparc-protos.h (function_value,
3282 function_arg_padding): Likewise.
3283 * config/sparc/sparc.c (sparc_promote_prototypes,
3284 sparc_return_in_memory, sparc_pass_by_reference,
3285 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
3286 function_arg_record_value_2, function_arg_record_value_1,
3287 function_arg_record_value, function_arg_record_value,
3288 function_arg_padding, function_value): Likewise.
3289 * config/spu/spu-protos.h (spu_function_value): Likewise.
3290 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
3291 spu_function_value): Likewise.
3292 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
3294 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
3295 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
3296 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3298 * config/v850/v850.c (v850_return_in_memory,
3299 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
3300 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
3301 * config/xtensa/xtensa.c (xtensa_return_in_msb,
3302 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
3303 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
3305 * explow.c (promote_mode, hard_function_value): Likewise.
3306 * expr.h (hard_function_value, promote_mode): Likewise.
3307 * function.c (aggregate_value_p): Likewise.
3308 * hooks.c (hook_bool_const_tree_true): New.
3309 * hooks.h (hook_bool_const_tree_true): New.
3310 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
3311 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
3312 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
3313 TARGET_RETURN_IN_MSB): Likewise.
3314 * target.h (promote_function_args, promote_function_return,
3315 promote_prototypes, return_in_memory, return_in_msb,
3316 pass_by_reference, must_pass_in_stack, callee_copies,
3317 function_value): Likewise.
3318 * targhooks.c (default_return_in_memory,
3319 hook_pass_by_reference_must_pass_in_stack,
3320 hook_callee_copies_named,
3321 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3322 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3323 default_function_value): Likewise.
3324 * targhooks.h (default_return_in_memory,
3325 hook_pass_by_reference_must_pass_in_stack,
3326 hook_callee_copies_named,
3327 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
3328 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
3329 default_function_value): Likewise.
3330 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
3331 (equiv_class_label_hash, equiv_class_label_eq): Constify.
3332 * tree-vectorizer.c (bb_in_loop_p): Likewise.
3333 * tree.c (needs_to_live_in_memory): Likewise.
3334 * tree.h (struct tree_type, needs_to_live_in_memory,
3335 aggregate_value_p, must_pass_in_stack_var_size,
3336 must_pass_in_stack_var_size_or_pad): Likewise.
3337 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
3338 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
3339 lookup_filename): Likewise.
3341 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3344 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
3345 fake fcomi i387 instruction for !TARGET_CMOVE.
3346 (ix86_expand_branch): Expand natural sequence with one jump for
3347 all targets, not only TARGET_CMOVE.
3348 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
3349 pattern to implement fake fcomi sequence. Split instruction after
3350 reload to correct compare sequences.
3351 (*cmpfp_xf_cc): Ditto.
3352 (*cmpfp_<mode>_cc): Ditto.
3353 (*cmpfp_u_cc): Ditto.
3354 (*cmpfp_<mode>_cc): Ditto.
3356 2007-08-23 Richard Guenther <rguenther@suse.de>
3358 * tree-pretty-print.c (dump_generic_node): Annotate
3359 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
3361 2007-08-23 Richard Guenther <rguenther@suse.de>
3363 * builtins.c (expand_builtin_mathfn): Wrap argument in
3364 save_expr directly instead of re-building the call.
3365 (expand_builtin_mathfn_2): Likewise.
3366 (expand_builtin_mathfn_3): Likewise.
3367 (expand_builtin_interclass_mathfn): Likewise.
3368 (expand_builtin_int_roundingfn): Set arg.
3369 (expand_builtin_int_roundingfn_2): Likewise.
3371 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
3373 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
3374 *sse_nand<mode>3, *sse_xor<mode>3): New.
3376 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
3378 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
3379 * config/i386/i386.c (print_operand): Handle ';' code. Output
3380 semicolon for TARGET_MACHO.
3381 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
3382 emit semicolon after 'lock' prefix.
3383 (sync_double_compare_and_swap<mode>): Ditto.
3384 (*sync_double_compare_and_swapdi_pic): Ditto.
3385 (*sync_compare_and_swap_cc<mode>): Ditto.
3386 (sync_double_compare_and_swap_cc<mode>): Ditto.
3387 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
3388 (sync_old_add<mode>): Ditto.
3389 (sync_add<mode>): Ditto.
3390 (sync_sub<mode>): Ditto.
3391 (sync_ior<mode>): Ditto.
3392 (sync_and<mode>): Ditto.
3393 (sync_xor<mode>): Ditto.
3395 2007-08-22 Chao-ying Fu <fu@mips.com>
3397 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
3399 (copy_rtx): Handle CONST_FIXED.
3400 (rtx_equal_p): Likewise.
3401 * rtl.h (fixed_value.h): New include.
3402 (rtx_def): Add a new field of fixed_value to u.
3403 (XCNMPFV): Define for accessing fixed_value.
3404 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
3406 * rtl.def (CONST_FIXED): New constant.
3407 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
3408 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
3409 US_ASHIFT): New codes.
3410 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
3411 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
3412 unsigned_fract_convert, unsigned_sat_fract): Document them.
3413 * varasm.c (assemble_integer): Extend to support fixed-point constants
3414 by using different machine classes.
3415 (decode_addr_const): Handle FIXED_CST.
3416 (const_hash_1): Likewise.
3417 (compare_constant): Likewise.
3418 (copy_constant): Likewise.
3419 (const_rtx_hash_1): Handle CONST_FIXED.
3420 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
3421 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
3423 (initializer_constant_valid_p): Handle FIXED_CST.
3424 (output_constant): Support FIXED_POINT_TYPE.
3425 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
3426 * cse.c (hash_rtx): Support CONST_FIXED.
3427 (exp_equiv_p): Likewise.
3428 (cannon_reg): Likewise.
3429 (fold_rtx): Likewise.
3430 (equiv_constant): Likewise.
3431 (cse_process_notes_1): Likewise.
3432 (count_reg_usage): Likewise.
3433 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
3434 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
3435 (wrap_constant): Check CONST_FIXED.
3436 (cselib_hash_rtx): Support CONST_FIXED.
3437 (cselib_subst_to_values): Likewise.
3438 * df-scan.c (df_uses_record): Likewise.
3439 * gcse.c (want_to_gcse_p): Likewise.
3440 (oprs_unchanged_p): Likewise.
3441 (oprs_not_set_p): Likewise.
3442 (compute_transp): Likewise.
3443 (extract_mentioned_regs_helper): Likewise.
3444 * genemit.c (gen_exp): Likewise.
3445 * local-alloc.c (equiv_init_varies_p): Likewise.
3446 (contains_replace_regs): Likewise.
3447 (memref_referenced_p): Likewise.
3448 * loop-invariant.c (check_maybe_invariant): Likewise.
3449 (hash_invariant_expr_1): Likewise.
3450 (invariant_expr_equal_p): Likewise.
3451 * postreload-gcse.c (oprs_unchanged_p): Likewise.
3452 * regclass.c (reg_scan_mark_refs): Likewise.
3453 * regrename.c (scan_rtx): Likewise.
3454 * resource.c (mark_referenced_resources): Likewise.
3455 (mark_set_resources): Likewise.
3456 * rtlanal.c (rtx_unstable_p): Likewise.
3457 (rtx_varies_p): Likewise.
3458 (count_occurrences): Likewise.
3459 (reg_mentioned_p): Likewise.
3460 (modified_between_p): Likewise.
3461 (modified_in_p): Likewise.
3462 (volatile_insn_p): Likewise.
3463 (volatile_refs_p): Likewise.
3464 (side_effects_p): Likewise.
3465 (may_trap_p_1): Likewise.
3466 (inequality_comparisons_p): Likewise.
3467 (computed_jump_p_1): Likewise.
3468 (commutative_operand_precedence): Likewise.
3469 * sched-deps.c (sched_analyze_2): Likewise.
3470 * sched-vis.c (print_value): Likewise.
3471 * reload.c (operands_match_p): Likewise.
3472 (subst_reg_equivs): Likewise.
3473 * reload1.c (eliminate_regs_1): Likewise.
3474 (elimination_effects): Likewise.
3475 (scan_paradoxical_subregs): Likewise.
3476 * alias.c (rtx_equal_for_memref_p): Likewise.
3477 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
3478 * emit-rtl.c (const_fixed_htab): New hash table.
3479 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
3481 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
3482 const_fixed_from_fixed_value): New functions.
3483 (verify_rtx_sharing): Handle CONST_FIXED.
3484 (copy_rtx_if_shared_1): Likewise.
3485 (reset_used_flags): Likewise.
3486 (set_used_flags): Likewise.
3487 (copy_insn_1): Likewise.
3488 (init_emit_once): Create const_fixed_htab.
3489 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
3491 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
3493 PR tree-optimization/32949
3494 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
3495 before failing for ivs with non-constant step.
3497 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
3499 * doc/md.texi (Iterators): Renamed from Macros. All contents
3500 changed to reflect rename of respectively define_code_macro and
3501 define_mode_macro to define_code_iterator and define_mode_iterator.
3502 (Mode Iterators, Code Iterators): Similar.
3503 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
3504 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
3505 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
3506 (initialize_iterators, find_iterator, check_code_iterator)
3507 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
3508 (read_mapping, read_rtx_1): Similar.
3509 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
3510 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
3511 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
3512 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
3513 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
3514 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
3515 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
3516 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
3517 config/rs6000/sync.md, config/rs6000/rs6000.md,
3518 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
3519 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
3520 config/vax/vax.md, config/bfin/bfin.md: Similar.
3522 2007-08-22 David Daney <ddaney@avtrex.com>
3524 * doc/install.texi (Testing): Mention testing on a simulator.
3526 2007-08-22 Janis Johnson <janis187@us.ibm.com>
3528 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
3530 * doc/libgcc.texi (Decimal float library routines): Fix formatting
3531 and rearrange floating point conversion functions into different
3534 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
3536 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
3537 dfa_post_advance_cycle): New scheduler hooks.
3538 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3539 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
3541 (TARGET_SCHED): Use them.
3542 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
3543 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
3544 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
3546 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
3547 function to facilitate debugging.
3548 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
3549 (output_insn_has_dfa_reservation_p): New static function to output
3550 insn_has_dfa_reservation_p ().
3551 (write_automata): Use it.
3552 * genattr.c (main): Output declaration for
3553 insn_has_dfa_reservation_p ().
3555 2007-08-22 Christian Bruel <christian.bruel@st.com>
3556 Richard Guenther <rguenther@suse.de>
3558 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
3559 * simplify_rtx (simplify_binary_operation_1): Likewise.
3561 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
3563 PR rtl-optimization/32557
3564 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
3565 of REGNO (mws->mw_reg).
3567 2007-08-22 Richard Guenther <rguenther@suse.de>
3570 * builtins.c (expand_builtin_int_roundingfn): Replace call
3571 argument wrapped with SAVE_EXPR directly.
3572 (expand_builtin_int_roundingfn_2): Likewise.
3574 2007-08-22 Richard Guenther <rguenther@suse.de>
3576 * tree-inline.c (inlinable_function_p): Restore disregarding
3577 inline limits for GNU extern inline functions.
3579 2007-08-22 Richard Guenther <rguenther@suse.de>
3582 * tree.c (host_integerp): Treat sizetype as signed as it is
3585 2007-08-21 Ian Lance Taylor <iant@google.com>
3587 PR tree-optimization/33134
3588 * tree-vrp.c (adjust_range_with_scev): Call
3589 set_value_range_to_value.
3591 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3593 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
3596 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
3598 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
3601 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
3603 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
3604 cases to set eight bytes at a time.
3605 (expand_block_move): Likewise.
3607 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3610 * dwarf2out.c (gen_decl_die): Don't call
3611 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
3613 2007-08-21 Paul Brook <paul@codesourcery.com>
3614 Nathan Sidwell <nathan@codesourcery.com>
3615 Mark Mitchell <mark@codesourcery.com>
3616 Joseph Myers <joseph@codesourcery.com>
3618 * configure.ac: Add --with-pkgversion and --with-bugurl.
3619 * configure: Regenerate.
3620 * doc/install.texi: Document them.
3621 * version.c (version_string): Remove VERSUFFIX.
3622 (VERSUFFIX): Remove.
3623 (pkgversion_string): New.
3624 (bug_report_url): Do not hard-code initializer.
3625 * version.h (pkgversion_string): Declare.
3626 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
3628 (version.o): Define PKGVERSION and BUGURL.
3629 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
3630 (%.pod): Define BUGURL.
3631 * gcc.c (process_command, main): Use pkgversion_string.
3632 * toplev.c (compile_file, print_version): Likewise.
3633 * protoize.c (main): Likewise.
3634 * gcov.c (print_version): Likewise. Update copyright date.
3635 * gcov-dump.c (print_version): Likewise. Update copyright date.
3636 * mips-tdump.c (main): Likewise. Update copyright date.
3637 * mips-tfile.c (main): Likewise. Update copyright date.
3638 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
3639 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
3640 shorten description.
3641 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
3642 * doc/gccint.texi: Likewise.
3643 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
3644 Update copyright date.
3646 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
3648 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
3649 (ix86_expand_strlensi_unroll_1): Ditto.
3650 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
3651 (ix86_expand_carry_flag_compare): Update comment.
3653 2007-08-21 Jakub Jelinek <jakub@redhat.com>
3656 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
3657 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
3659 2007-08-21 Richard Guenther <rguenther@suse.de>
3661 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
3663 2007-08-21 Richard Guenther <rguenther@suse.de>
3666 * fold-const.c (fold_binary): Remove index +p PTR folding.
3667 Fix types of POINTER_PLUS_EXPR generated by folding of
3670 2007-08-20 Chao-ying Fu <fu@mips.com>
3672 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
3673 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
3674 RID_ONEWAY, so that it can be checked in declspecs_add_type.
3675 (c_common_fixed_point_type_for_size): Declare.
3676 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
3677 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
3678 (c_token_starts_declspecs): Likewise.
3679 (c_parser_declspecs): Likewise.
3680 (c_parser_attributes): Likewise.
3681 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
3682 (c_declspecs): Add saturating_p.
3683 * c-decl.c (build_null_declspecs): Initialize saturating_p.
3684 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
3685 _Sat. Handle RID_SAT.
3686 Avoid using void, bool, char, int, float, double, _Decimal32,
3687 _Decimal64, _Decimal128, and complex with _Sat.
3688 Handle RID_FRACT and RID_ACCUM.
3689 Make sure _Sat is used with _Fract or _Accum.
3690 (finish_declspecs): Handle cts_fract and cts_accum.
3691 * c-common.c (fixed-value.h): New include.
3692 (constant_expression_warning): Handle FIXED_CST.
3693 (overflow_warning): Likewise.
3694 (warnings_for_convert_and_check): Likewise.
3695 (c_common_fixed_point_type_for_size): New.
3696 (c_common_type_for_mode): Handle fixed-point modes to
3697 return various saturating/non-saturating, signed/unsigned types.
3698 (c_common_signed_or_unsigned_type): Support fixed-point types.
3699 (shorten_compare): Check fixed-point zero.
3700 Handle FIXED_POINT_TYPE.
3701 (c_common_truthvalue_conversion): Handle FIXED_CST.
3702 Handle FIXED_POINT_TYPE.
3703 (c_common_nodes_and_builtins): Record builtin types for fixed-point
3705 (handle_mode_attribute): Handle fixed-point modes. Need to check
3706 if the signness of base type and fixed-point modes are consistent.
3707 (handle_vector_size_attribute): Handle fixed-point modes.
3708 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
3709 (warn_for_div_by_zero): Check fixed-point zero.
3710 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
3711 a common fixed-point type based on fbit, ibit, sign, and saturation.
3712 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
3713 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
3714 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
3715 (convert_for_assignment): Support FIXED_POINT_TYPE.
3716 (digest_init): Handle FIXED_POINT_TYPE.
3717 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
3718 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
3719 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
3720 GE_EXPR, LT_EXPR, GT_EXPR.
3721 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
3722 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
3723 * target.h (gcc_target): Add fixed_point_supported_p.
3724 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
3725 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
3726 (default_fixed_point_supported_p): Define.
3727 * targhooks.h (default_fixed_point_supported_p): Declare.
3728 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
3729 * doc/install.texi (Configuration): Add --enable-fixed-point.
3730 * configure.ac (--enable-fixed-point): New to enable fixed-point
3731 arithmetic extension to C. For mips targets, we enable it by default.
3732 * configure, config.in: Regenerate.
3734 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
3736 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
3738 2007-08-20 David Edelsohn <edelsohn@gnu.org>
3740 * dwarf2out.c (text_section_used): Move declaration outside ifdef
3741 DWARF2_DEBUGGING_INFO.
3742 (cold_text_section_used): Same.
3743 (cold_text_section): Same.
3745 2007-08-20 Richard Guenther <rguenther@suse.de>
3747 * c-typeck.c (convert_for_assignment): Use the type of
3748 the member for the initialization.
3750 2007-08-20 Richard Guenther <rguenther@suse.de>
3752 * c-objc-common.c (c_disregard_inline_limits): Remove.
3753 * c-objc-common.h (c_disregard_inline_limits): Likewise.
3754 * cgraphunit.c (cgraph_process_new_functions): Call
3755 disregard_inline_limits_p.
3756 (cgraph_preserve_function_body_p): Likewise.
3757 * ipa-inline.c (compute_inline_parameters): Likewise.
3758 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
3760 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
3761 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3762 disregard_inline_limits langhook.
3763 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
3765 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3766 disregard_inline_limits langhook.
3767 * tree-inline.c (disregard_inline_limits_p): New function.
3768 * tree-inline.h (disregard_inline_limits_p): Declare.
3770 2007-08-20 Richard Guenther <rguenther@suse.de>
3772 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
3773 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
3774 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
3775 auto_var_in_fn_p langhook.
3776 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
3778 * tree.c (auto_var_in_fn_p): ... here.
3779 (find_var_from_fn): Call auto_var_in_fn_p directly.
3780 * langhooks.h (lang_hooks_for_tree_inlining): Remove
3781 auto_var_in_fn_p langhook.
3782 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
3783 (copy_body_r): Likewise.
3784 (self_inlining_addr_expr): Likewise.
3785 * tree.h (auto_var_in_fn_p): Declare.
3787 2007-08-20 Richard Guenther <rguenther@suse.de>
3789 * tree.c (WALK_SUBTREE): Call walk_tree_1.
3790 (walk_type_fields): Take lh parameter.
3791 (walk_tree): Rename to ...
3792 (walk_tree_1): ... this. Do not call the walk_subtrees
3793 langhook but the now passed callback. Pass lh on recursion.
3794 (walk_tree_without_duplicates): Rename to ...
3795 (walk_tree_without_duplicates_1): ... this. Take lh parameter
3796 and call walk_tree_1.
3797 * tree.h (walk_tree_lh): New typedef.
3798 (walk_tree_1): Declare.
3799 (walk_tree_without_duplicates_1): Likewise.
3800 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
3801 (walk_tree_without_duplicates): New define to
3802 walk_tree_without_duplicates_1 with NULL lh parameter.
3803 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
3804 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
3806 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
3807 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
3808 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
3811 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3814 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
3815 code in front of the compacting of basic blocks.
3816 Move the folding of statements inbetween the cgraph checking
3817 and compacting of basic blocks.
3819 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3820 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3823 * config/alpha/alpha.c (va_list_skip_additions): Check for
3824 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
3825 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
3826 PLUS_EXPR when checking ap.__base.
3827 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
3828 when doing addition on pointer types. Use size_int instead of
3830 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
3831 ptr_type in the second operand.
3833 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3836 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
3838 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3841 * cfgexpand.c (expand_one_register_var): Mark pointer
3842 DECL_ARTIFICIAL as REG_POINTER also.
3843 * stmt.c (expand_decl): Likewise.
3845 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
3852 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
3853 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
3854 on_worklist argument and avoid adding things to worklist multiple
3856 (add_to_worklist): Ditto.
3857 (mark_aliases_call_clobbered): Mark entire structure clobbered if
3858 single SFT is clobbered.
3859 (set_initial_properties): Ditto.
3860 (compute_call_clobbered): Update for changes to function
3862 (create_overlap_variables_for): Always create SFT for offset 0.
3863 (create_structure_vars): Handle PHI's, since we are in SSA form at
3865 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
3866 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
3868 (add_vars_for_offset): Figure out aliases from access + points-to.
3869 (add_virtual_operand): Use add_vars-for_offset.
3870 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
3871 (add_call_clobber_ops): Remove makes_clobbering_call set.
3872 (get_expr_operands): Always pass through the INDIRECT_REF
3874 * tree-ssa-structalias.c (struct constraint_graph): Remove
3876 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
3877 address_taken, pt_used, number_incoming.
3878 (FIRST_ADDR_NODE): Removed.
3879 (merge_graph_nodes): Remove broken code for the moment.
3880 (init_graph): New function.
3881 (build_pred_graph): Remove code to init_graph.
3882 Add location equivalence support.
3883 (struct scc_info): Rename roots to deleted.
3885 (init_scc_info): Ditto
3886 (init_topo_info): Use graph->size.
3887 (compute_topo_order): Ditto.
3888 (do_da_constraint): Removed.
3889 (do_sd_constraint): Remove calls to find().
3890 set_union_with_increment should always get 0 as last arg here.
3891 (do_complex_constraint): Replace do_da_constraint with assert.
3893 (struct equiv_class_label): New.
3894 (pointer_equiv_class_table): Ditto.
3895 (location_equiv_class_table): Ditto.
3896 (equiv_class_label_hash): Ditto.
3897 (equiv_class_label_eq): Ditto
3898 (equiv_class_lookup): Ditto.
3899 (equiv_class_ladd): Ditto.
3900 (pointer_equiv_class): Ditto.
3901 (location_equiv_class): Ditto.
3902 (condense_visit): Rename and rewrite from label_visit to do only
3903 SCC related stuff for HU.
3904 (label_visit): Do HU work for HU.
3905 (perform_var_substitution): Update to do HU and location
3907 (free_var_substitution_info): Update to free HU and location
3908 equivalence structures. */
3909 (find_equivalent_node): Update for pointer but not location
3911 (unite_pointer_equivalences): New function.
3912 (move_complex_constraints): Rewrite to only do moving.
3913 (rewrite_constraints): Split out of move_complex_constraints.
3914 (solve_graph): Use graph->size.
3915 (process_constraint_1): Add from_call argument, use it.
3916 Split *a = &b into two constraints.
3917 (process_constraint): Use new process_constraint_1.
3918 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
3919 (get_constraint_for): Handle non-pointer integers properly.
3920 Remove code that used to handle structures.
3921 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
3922 with unknown addends.
3923 (handle_rhs_call): New function.
3924 (find_func_aliases): Use handle_rhs_call.
3925 (set_uids_in_ptset): Add an assert.
3926 (set_used_smts): Fix bug in not considering unified vars.
3927 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
3928 (compute_points_to_sets): Update for other function changes.
3929 (delete_points_to_sets): Ditto.
3930 (ipa_pta_execute): Ditto.
3931 (pass_ipa_pta): We need to update SSA after ipa_pta.
3933 2007-08-19 Jan Hubicka <jh@suse.cz>
3935 * i386.md: Replace "rim" and "mri" constraints by "g".
3937 2007-08-19 Joseph Myers <joseph@codesourcery.com>
3939 * dwarf2out.c (text_section_used, cold_text_section_used,
3940 cold_text_section, dwarf2out_note_section_used): New.
3941 (dwarf2out_init): Initialize cold_text_section.
3942 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
3943 dwarf2out_note_section_used.
3944 (size_of_aranges): Only count entry for text section if it was
3945 used. Count entry for cold text section if it was used.
3946 (output_aranges): Only output entries for text section and cold
3947 text section if they were used.
3949 2007-08-19 Andrew Pinski <pinskia@gmail.com>
3951 * tree-pretty-print.c (debug_generic_expr): Add a comment about
3953 (debug_generic_stmt): Likewise.
3954 (debug_tree_chain): Likewise.
3956 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
3958 * tree-data-refs.c (split_constant_offset): Expose.
3959 * tree-data-refs.h (split_constant_offset): Add declaration.
3961 * tree-vectorizer.h (dr_alignment_support): Renamed
3962 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
3963 Added a new value dr_explicit_realign.
3964 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
3965 dr_offset, dr_step, and dr_aligned_to, along with new access
3966 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
3967 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
3968 STMT_VINFO_DR_ALIGNED_TO.
3970 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
3972 In case of outer-loop vectorization with non-fixed misalignment - use
3973 the dr_explicit_realign scheme instead of the optimized realignment
3975 (new_stmt_vec_info): Initialize new fields.
3977 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
3978 'nested_in_vect_loop' case. Change verbosity level.
3979 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
3980 Don't fail on zero step in the outer-loop for loads.
3981 (vect_analyze_data_refs): Call split_constant_offset to calculate
3982 base, offset and init relative to the outer-loop.
3984 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
3985 BSI function argument with a new function argument - at_loop.
3986 Simplify the condition that determines STEP. Takes additional argument
3987 INV_P. Support outer-loop vectorization (handle the
3988 nested_in_vect_loop case), including zero step in the outer-loop. Call
3989 vect_create_addr_base_for_vector_ref with additional argument.
3990 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
3991 Updated function documentation. Handle the 'nested_in_vect_loop' case.
3992 Fixed and simplified calculation of step.
3993 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
3994 of bsi, and with additional argument. Call bump_vector_ptr with
3995 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
3996 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
3997 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
3998 when the realignment setup needs to take place inside the loop.
3999 Support the dr_explicit_realign scheme. Allow generating the optimized
4000 realignment scheme for outer-loop vectorization. Added documentation.
4001 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
4002 the 'nested_in_vect_loop' case, including loads that are invariant in
4003 the outer-loop and the realignment schemes. Handle the case when the
4004 realignment setup needs to take place inside the loop. Call
4005 vect_setup_realignment with additional arguments. Call
4006 vect_create_data_ref_ptr with additional argument and with loop instead
4007 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
4008 (vect_gen_niters_for_prolog_loop): Call
4009 vect_create_addr_base_for_vector_ref with additional arguments.
4010 (vect_create_cond_for_align_checks): Likewise.
4011 (bump_vector_ptr): Updated to support the new dr_explicit_realign
4012 scheme: takes additional argument bump; argument ptr_incr is now
4013 optional; updated documentation.
4014 (vect_init_vector): Takes additional argument (bsi). Use it, if
4015 available, to insert the vector initialization.
4016 (get_initial_def_for_induction): Pass additional argument in call to
4018 (vect_get_vec_def_for_operand): Likewise.
4019 (vect_setup_realignment): Likewise.
4020 (vectorizable_load): Likewise.
4022 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
4024 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
4025 as argument instead of struct loop.
4026 (nested_in_vect_loop_p): New function.
4027 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
4029 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
4030 from other phis in the loop.
4031 (destroy_loop_vec_info): Add additional argument to declaration.
4033 * tree-vectorizer.c (supportable_widening_operation): Also check if
4034 nested_in_vect_loop_p (don't allow changing the order in this case).
4035 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
4036 of struct loop. Call nested_in_vect_loop_p and don't require
4037 flag_unsafe_math_optimizations if it returns true.
4038 (new_stmt_vec_info): When setting def_type for phis differentiate
4039 loop-header phis from other phis.
4040 (bb_in_loop_p): New function.
4041 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
4042 just update their loop_vinfo. Order of BB traversal now matters -
4043 call dfs_enumerate_from with bb_in_loop_p.
4044 (destroy_loop_vec_info): Takes additional argument to control whether
4045 stmt_vinfo of the loop stmts should be destroyed as well.
4046 (vect_is_simple_reduction): Allow the "non-reduction" use of a
4047 reduction stmt to be defines by a non loop-header phi.
4048 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
4050 * tree-vect-transform.c (vectorizable_reduction): Call
4051 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
4052 (vectorizable_call): Likewise.
4053 (vectorizable_conversion): Likewise.
4054 (vectorizable_operation): Likewise.
4055 (vectorizable_type_promotion): Likewise.
4056 (vectorizable_type_demotion): Likewise.
4057 (vectorizable_store): Likewise.
4058 (vectorizable_live_operation): Likewise.
4059 (vectorizable_reduction): Likewise. Also pass loop_info to
4060 vect_is_simple_reduction instead of loop.
4061 (vect_init_vector): Call nested_in_vect_loop_p.
4062 (get_initial_def_for_reduction): Likewise.
4063 (vect_create_epilog_for_reduction): Likewise.
4064 (vect_init_vector): Check which loop to work with, in case there's an
4066 (get_initial_def_for_inducion): Extend to handle outer-loop
4067 vectorization. Fix indentation.
4068 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
4069 In the case vect_induction_def get the vector def from the induction
4070 phi node, instead of calling get_initial_def_for_inducion.
4071 (get_initial_def_for_reduction): Extend to handle outer-loop
4073 (vect_create_epilog_for_reduction): Extend to handle outer-loop
4075 (vect_transform_loop): Change assert to just skip this case. Add a
4077 (vect_finish_stmt_generation): Add a couple asserts.
4079 (vect_estimate_min_profitable_iters): Multiply
4080 cost of inner-loop stmts (in outer-loop vectorization) by estimated
4082 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
4083 this is an inner-loop reduction in outer-loop vectorization.
4085 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
4086 Same code as what used to be vect_analyze_scalar_cycles, only with
4087 additional argument loop, and loop_info passed to
4088 vect_is_simple_reduction instead of loop.
4089 (vect_analyze_scalar_cycles): Code factored out into
4090 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
4091 Updated documentation.
4092 (analyze_operations): Check for inner-loop loop-closed exit-phis during
4093 outer-loop vectorization that are live or not used in the outerloop,
4094 cause this requires special handling.
4095 (vect_enhance_data_refs_alignment): Don't consider versioning for
4097 (vect_analyze_data_refs): Check that there are no datarefs in the
4099 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
4100 and vect_used_in_outer_by_reduction cases.
4101 (process_use): Also consider the case of outer-loop stmt defining an
4102 inner-loop stmt and vice versa.
4103 (vect_analyze_loop_1): New function.
4104 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
4105 loops. Call vect_analyze_loop_1.
4106 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
4107 been vectorized. Call destroy_loop_vec_info with additional argument.
4109 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
4110 in the inner-loop when doing outer-loop vectorization. Add
4111 documentation and printout.
4112 (vect_recog_dot_prod_pattern): Likewise. Also add check for
4113 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
4115 2007-08-18 Andrew Pinski <pinskia@gmail.com>
4117 * tree-affine.h (print_aff): New prototype.
4118 (debug_aff): Likewise.
4119 * tree-affine.c (print_aff): New function.
4120 (debug_aff): Likewise.
4122 2007-08-18 Paul Brook <paul@codesourcery.com>
4123 Joseph Myers <joseph@codesourcery.com>
4125 * common.opt (-fdebug-prefix-map=): New option.
4126 * opts.c: Include debug.h.
4127 (common_handle_option): Handle -fdebug-prefix-map.
4128 * final.c: Include ggc.h.
4129 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
4130 remap_debug_filename): New.
4131 * Makefile.in (final.o, opts.o): Update dependencies.
4132 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
4133 * configure.ac: Check for assembler --debug-prefix-map support.
4134 * configure, config.in: Regenerate.
4135 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
4136 (ASM_DEBUG_SPEC): Include ASM_MAP.
4137 * doc/install.texi (--with-debug-prefix-map): Document.
4138 * doc/invoke.texi (-fdebug-prefix-map): Document.
4139 * dbxout.c (dbxout_init, dbxout_start_source_file,
4140 dbxout_source_file): Call remap_debug_filename.
4141 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
4142 dwarf2out_start_source_file, dwarf2out_finish): Call
4143 remap_debug_filename.
4144 (file_table_relative_p): Do not check d->emitted_number.
4145 * toplev.c (output_file_directive): Call remap_debug_filename.
4146 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
4147 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
4149 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4151 * loop-invariant.c (find_invariants_to_move): Add missing macro
4154 2007-08-17 Tom Tromey <tromey@redhat.com>
4156 * tree.h (struct tree_label_decl): Removed old "java" fields.
4158 2007-08-17 Richard Sandiford <richard@codesourcery.com>
4159 Nigel Stephens <nigel@mips.com>
4161 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
4162 Treat -mno-data-in-code and -mcode-xonly as aliases for
4163 -mcode-readable=no and -mcode-readable=pcrel respectively.
4164 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
4165 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
4166 (MULTILIB_DIRNAMES): Update accordingly.
4168 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
4170 * Makefile.in (version.o): Depend on $(REVISION) only if
4171 REVISION_s is defined.
4173 2007-08-17 Sa Liu <saliu@de.ibm.com>
4174 Ulrich Weigand <uweigand@de.ibm.com>
4177 * tree.c (reconstruct_complex_type): For a pointer to a vector,
4178 use build_qualified_type to retain qualifiers of the base type.
4180 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
4182 * config/score/score.md : Update pattern tablejump.
4183 * config/score/score.c : Update score_initialize_trampoline
4185 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
4186 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
4187 * doc/contrib.texi: Add my entry.
4189 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
4191 * Makefile.in (REVISION): New.
4194 (version.o): Also depend on $(REVISION). Add
4195 -DREVISION=$(REVISION_s).
4197 * version.c (version_string): Add REVISION.
4199 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
4201 * tree-eh.c (lower_try_finally_onedest): Reset the locus
4202 of GOTO that's relocated to a different block.
4204 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4206 * c-common.c (const_strip_array_types): New.
4207 * c-common.h (lang_missing_noreturn_ok_p): Delete.
4208 (const_strip_array_types): New.
4209 * c-objc-common.c (c_disregard_inline_limits,
4210 c_warn_unused_global_decl): Constify.
4211 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
4212 c_vla_type_p, c_incomplete_type_error): Likewise.
4213 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
4214 * hooks.c (hook_bool_const_tree_false): New.
4215 * hooks.h (hook_bool_const_tree_false): Likewise.
4216 * langhooks-def.h (lhd_warn_unused_global_decl,
4217 lhd_incomplete_type_error, lhd_expr_size,
4218 lhd_tree_inlining_disregard_inline_limits,
4219 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4220 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
4221 * langhooks.c (lhd_warn_unused_global_decl,
4222 lhd_incomplete_type_error,
4223 lhd_tree_inlining_disregard_inline_limits,
4224 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
4225 lhd_expr_size): Likewise.
4226 * langhooks.h (lang_hooks_for_tree_inlining,
4227 lang_hooks_for_tree_dump, lang_hooks_for_types,
4228 lang_hooks_for_decls, lang_hooks): Likewise.
4229 * pointer-set.c (pointer_set_t, pointer_set_create,
4230 pointer_set_contains, insert_aux, pointer_set_insert,
4231 pointer_set_traverse, pointer_map_t, pointer_map_create,
4232 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
4234 * pointer-set.h (pointer_set_contains, pointer_set_insert,
4235 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
4236 pointer_map_traverse): Likewise.
4237 * predict.c (assert_is_empty): Likewise.
4238 * tree-affine.c (free_name_expansion): Likewise.
4239 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
4240 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
4241 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
4243 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
4245 * tree-vectorizer.c (new_loop_vec_info): Initialize new
4247 (destroy_loop_vec_info): Add call to VEC_free.
4248 * tree-vectorizer.h (may_alias_ddrs): Define.
4249 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
4250 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
4251 Change reporting to dump.
4252 (vect_is_duplicate_ddr): New.
4253 (vect_mark_for_runtime_alias_test): New.
4254 (vect_analyze_data_ref_dependences) Add call to
4255 vect_mark_for_runtime_alias_test.
4256 (vect_enhance_data_refs_alignment): Define local variable
4257 vect_versioning_for_alias_required, don't perform
4258 peeling for alignment if versioning for alias is
4260 (vect_enhance_data_refs_alignment): Use
4261 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
4262 PARAM_VECT_MAX_VERSION_CHECKS.
4263 * tree-vect-transform.c
4264 (vect_create_cond_for_alias_checks): New.
4265 (vect_transform_loop): Add call to
4266 vect_create_cond_for_alias_checks.
4267 (vect_vfa_segment_size): New.
4268 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
4270 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
4271 * gcc/doc/invoke.texi
4272 (vect-max-version-for-alignment-checks): Document.
4273 (vect-max-version-for-alias-checks): Document.
4274 (vect-max-version-checks): Remove.
4276 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
4278 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
4279 the same line as the instruction for all asm dialects.
4280 (*rep_movsi): Ditto.
4281 (*rep_movsi_rex64): Ditto.
4282 (*rep_movqi): Ditto.
4283 (*rep_movqi_rex64): Ditto.
4284 (*rep_stosdi_rex64): Ditto.
4285 (*rep_stossi): Ditto.
4286 (*rep_stossi_rex64): Ditto.
4287 (*rep_stosqi): Ditto.
4288 (*rep_stosqi_rex64): Ditto.
4289 (*cmpstrnqi_nz_1): Ditto.
4290 (*cmpstrnqi_nz_rex_1): Ditto.
4291 (*cmpstrnqi_1): Ditto.
4292 (*cmpstrnqi_rex_1): Ditto.
4293 (*strlenqi_1): Ditto.
4294 (*strlenqi_rex_1): Ditto.
4295 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
4296 prefix on the same line as the instruction for all asm dialects.
4297 (sync_double_compare_and_swap<mode>): Ditto.
4298 (*sync_double_compare_and_swapdi_pic): Ditto.
4299 (*sync_compare_and_swap_cc<mode>): Ditto.
4300 (sync_double_compare_and_swap_cc<mode>): Ditto.
4301 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
4302 (sync_old_add<mode>): Ditto.
4303 (sync_add<mode>): Ditto.
4304 (sync_sub<mode>): Ditto.
4305 (sync_ior<mode>): Ditto.
4306 (sync_and<mode>): Ditto.
4307 (sync_xor<mode>): Ditto.
4309 2007-08-16 Richard Sandiford <richard@codesourcery.com>
4312 * reload.c (find_reloads): Check that the memory returned by
4313 find_reloads_toplev was not the result of forcing a constant
4315 (find_reloads_toplev): Always use simplify_gen_subreg to get
4316 the subreg of a constant. If the result is also a constant,
4317 but not a legitimate one, force it into the constant pool
4318 and reload its address.
4320 2007-08-15 David Edelsohn <edelsohn@gnu.org>
4322 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
4325 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
4327 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
4328 directive for the current vector ABI.
4330 2007-08-15 Steve Ellcey <sje@cup.hp.com>
4333 * caller-save.c (reg_save_code): Set invalide status on restore code.
4335 2007-08-15 Diego Novillo <dnovillo@google.com>
4337 * tree-ssa-alias.c (compute_memory_partitions): Use
4338 alias_bitmap_obstack to allocate bitmaps.
4339 (reset_alias_info): Factor out of init_alias_info.
4340 Mark all name tags not associated to an SSA name for renaming.
4341 (init_alias_info): Call it.
4342 (create_name_tags): Tidy. Add comments.
4343 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
4345 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
4347 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
4348 scheduler dependencies.
4350 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
4352 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
4354 (*iorsi_1_zext): Likewise.
4355 (*iorsi_1_zext_imm): Likewise.
4356 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
4357 with "rm"/"xm" constraint.
4358 (sse2_vmsqrtv2df2): Likewise.
4360 2007-08-15 Jakub Jelinek <jakub@redhat.com>
4363 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
4366 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
4368 * tree-pass.h (PROP_pta): Removed.
4369 (TODO_rebuild_alias): New.
4370 (pass_may_alias): Removed.
4371 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
4372 aliasing if we changed something.
4373 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
4375 (pass_may_alias): Removed.
4376 (create_structure_vars): Return TODO_rebuild_alias.
4377 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
4378 * tree-sra.c (tree_sra): Only rebuild aliasing if something
4380 (tree_sra_early): We never affect aliasing right now.
4381 * tree-flow.h (compute_may_aliases): New prototype.
4382 * passes.c: Remove pass_may_alias from the passes.
4383 (execute_function_todo): Support TODO_rebuild_alias.
4385 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
4387 * i386.c: (legitimize_address): Move dllimported variable check
4388 infront of legitimizing pic address of CONST symbols.
4390 2007-08-14 Steve Ellcey <sje@cup.hp.com>
4392 PR tree-optimization/32941
4393 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
4394 (goto_queue_cmp): Remove.
4395 (find_goto_replacement): Change search method.
4396 (maybe_record_in_goto_queue): Add assert.
4397 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
4398 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
4400 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4402 * alias.c (component_uses_parent_alias_set): Constify.
4403 * alias.h (component_uses_parent_alias_set): Likewise.
4404 * cfgrtl.c (print_rtl_with_bb): Likewise.
4405 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
4406 mpz_get_double_int): Likewise.
4407 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
4408 mpz_get_double_int): Likewise.
4409 * expr.c (is_aligning_offset, undefined_operand_subword_p,
4410 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
4412 * expr.h (safe_from_p): Likewise.
4413 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
4415 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
4416 zero_sized_type, goa_lhs_expr_p): Likewise.
4417 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
4418 * rtl.h (print_rtl_with_bb): Likewise.
4419 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
4420 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
4421 * tree-flow-inline.h (bb_stmt_list): Constify.
4422 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
4424 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
4425 const_first_stmt, const_last_stmt): New.
4426 (block_may_fallthru, empty_block_p): Constify.
4427 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
4428 EXPR_ONLY_BODY): New.
4429 (expr_first, expr_last, expr_only): Use macro for body.
4430 (const_expr_first, const_expr_last, const_expr_only): New.
4431 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
4432 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
4433 ctsi_prev, ctsi_stmt): New.
4434 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
4435 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
4436 * tree-ssa-loop-niter.c (loop_only_exit_p,
4437 derive_constant_upper_bound): Likewise.
4438 * tree-ssa-phiopt.c (empty_block_p): Likewise.
4439 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
4440 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
4441 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
4442 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
4443 * tree.c (get_type_static_bounds): Likewise.
4444 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
4445 (get_type_static_bounds): Constify.
4447 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
4450 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
4451 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
4452 (*<addsub><mode>3_cc_overflow): New.
4453 (*add<mode>3_cconly_overflow): New.
4454 (*sub<mode>3_cconly_overflow): New.
4455 (*<addsub>si3_zext_cc_overflow): New.
4456 * config/i386/predicates.md (fcmov_comparison_operator): Accept
4457 CCCmode for LTU, GTU, LEU and GEU.
4458 (ix86_comparison_operator): Likewise.
4459 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
4460 * config/i386/i386.c (put_condition_code): Support CCCmode.
4461 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
4462 or MINUS expressions.
4464 2007-08-14 Andrew Pinski <pinskia@gmail.com>
4467 * c-typeck.c (build_binary_op): Disallow vector float types with
4468 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
4470 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
4472 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
4473 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
4474 (dep_def): New typedef.
4475 (init_dep_1, sd_debug_dep): Declare functions.
4476 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
4477 (debug_dep_links): Remove.
4478 (struct _deps_list): New field 'n_links'.
4479 (DEPS_LIST_N_LINKS): New macro.
4480 (FOR_EACH_DEP_LINK): Remove.
4481 (create_deps_list, free_deps_list, delete_deps_list): Remove
4483 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
4484 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4485 (copy_deps_list_change_con, move_dep_link): Ditto.
4486 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
4487 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
4489 (INSN_BACK_DEPS): Remove.
4490 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
4492 (INSN_DEP_COUNT): Remove.
4493 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
4494 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
4495 Declare global variables.
4496 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
4497 (add_forw_dep, compute_forward_dependences): Remove declarations.
4498 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
4499 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4500 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
4502 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
4504 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
4505 (sd_list_types_def): New typedef.
4506 (sd_next_list): Declare function.
4507 (struct _sd_iterator): New type.
4508 (sd_iterator_def): New typedef.
4509 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
4511 (FOR_EACH_DEP): New cycle wrapper.
4512 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
4514 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
4515 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
4518 * sched-deps.c (init_dep_1): Make global.
4519 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
4521 (dump_dep): New static function.
4522 (dump_dep_flags): New static variable.
4523 (sd_debug_dep): New function.
4524 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
4526 (move_dep_link): Use remove_from_deps_list (), instead of
4528 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
4529 (dep_link_is_detached_p): New static function.
4530 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
4532 (dn_pool, dl_pool): New alloc_pools.
4533 (dn_pool_diff, dl_pool_diff): New static variables.
4534 (create_dep_node, delete_dep_node): New static function.
4535 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
4536 (deps_list_empty_p): Make it static. Use 'n_links' field.
4537 (deps_pools_are_empty_p): New static function.
4538 (alloc_deps_list, delete_deps_list): Remove.
4539 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
4540 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
4541 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
4542 (forward_dependency_cache): Remove.
4543 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
4544 'back' from the names. Change signature to use dep_t instead of
4546 (add_back_dep): Ditto. Make global.
4547 (check_dep_status): Rename to check_dep ().
4548 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
4550 (sd_finish_insn): Ditto.
4551 (sd_find_dep_between_no_cache): New static function.
4552 (sd_find_dep_between): New function.
4553 (ask_dependency_caches, set_dependency_caches): New static functions.
4554 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
4555 (add_or_update_dep_1): Separate pieces of functionality into
4556 ask_dependency_caches (), update_dependency_caches (),
4557 change_spec_dep_to_hard (), update_dep ().
4558 (get_back_and_forw_lists): New static function.
4559 (sd_add_dep): Separate setting of dependency caches into
4560 set_dependency_caches ().
4561 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
4563 (sd_delete_dep): Ditto.
4564 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
4565 (dump_lists): New static function.
4566 (sd_debug_lists): New debug function.
4567 (delete_all_dependences, fixup_sched_groups): Update to use
4568 sd_* infrastructure.
4569 (sched_analyze_2): Create data-speculative dependency only if
4570 data-speculation is enabled.
4571 (sched_analyze_insn): If insn cannot be speculative, make all its
4572 dependencies non-speculative.
4573 (sched_analyze): Use sd_init_insn ().
4574 (add_forw_dep, compute_forward_dependencies): Remove.
4575 (delete_dep_nodes_in_back_deps): New static function.
4576 (sched_free_deps): New function.
4577 (init_dependency_caches): Init alloc_pools.
4578 (extend_depedency_caches): Update after removing of
4579 forward_dependency_cache.
4580 (free_dependency_caches): Ditto. Free alloc_pools.
4581 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
4582 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
4584 (add_back_forw_dep, delete_back_forw_dep): Ditto.
4585 (add_dependence): Use init_dep ().
4586 (get_dep_weak_1): New static function.
4587 (get_dep_weak): Move logic to get_dep_weak_1 ().
4588 (dump_ds): New static function moved from haifa-sched.c:
4589 debug_spec_status ().
4590 (debug_ds): New debug function.
4591 (check_dep_status): Rename to check_dep (). Update to check whole
4594 * haifa-sched.c (spec_info): Make global.
4595 (added_recovery_block_p): Rename to
4596 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
4597 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
4598 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
4599 to use new interfaces.
4600 (ok_for_early_queue_removal): Ditto.
4601 (schedule_block): Initialize logical uids of insns emitted by the
4603 (sched_init): Initialize new variable.
4604 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
4606 (extend_global): Initialize insn data.
4607 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
4608 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
4610 (add_to_speculative_block): Update to use new interfaces.
4611 (create_recovery_block): Set new variables.
4612 (create_check_block_twin, fix_recovery_deps): Update to use new
4614 (sched_insn_is_legitimate_for_speculation_p): New function.
4615 (speculate_insn): Move checking logic to
4616 sched_insn_is_legitimate_for_speculation_p ().
4617 (sched_remove_insn): Finalize sched-deps information of instruction.
4618 (clear_priorities, add_jump_dependencies): Update to use new
4620 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
4622 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
4623 to use new interfaces.
4624 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
4625 (new_ready): Try to use control speculation only if it is available.
4626 (add_branch_dependences): Update to use new interfaces.
4627 (compute_block_backward_dependences): Rename to
4628 compute_block_dependences (). Call
4629 targetm.sched.dependencies_evaluation_hook ().
4630 (free_block_dependencies): New static function.
4631 (debug_dependencies): Update to use new interfaces.
4632 (schedule_region): Remove separate computation of forward dependencies.
4633 Move call of targetm.sched.dependencies_evaluation_hook () to
4634 compute_block_dependences (). Free dependencies at the end of
4635 scheduling the region.
4637 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
4639 (add_deps_for_risky_insns): Ditto.
4640 (schedule_ebb): Remove separate computation of forward dependencies.
4641 Free dependencies at the end of scheduling the ebb.
4643 * ddg.c (create_ddg_dependence): Update to use new interfaces.
4644 (build_intra_loop_deps): Ditto. Remove separate computation of
4645 forward dependencies. Free sched-deps dependencies.
4647 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
4648 to use new interfaces.
4649 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
4651 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
4653 (is_costly_group): Ditto.
4655 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4657 * alias.c (rtx_equal_for_memref_p): Constify.
4658 * basic-block.h (const_edge, const_basic_block): New.
4659 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
4660 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
4661 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
4662 probably_never_executed_bb_p, edge_probability_reliable_p,
4663 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
4664 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
4666 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
4667 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
4669 * cfganal.c (flow_active_insn_p, forwarder_block_p,
4670 flow_nodes_print, dfs_enumerate_from): Likewise.
4671 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
4672 control_flow_insn_p, count_basic_blocks): Likewise.
4673 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
4674 get_loop_body_with_size, loop_exit_edge_p): Likewise.
4675 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
4676 average_num_loop_insns, loop_exit_edge_p,
4677 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
4678 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
4679 average_num_loop_insns, seq_cost): Likewise.
4680 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
4681 * dominance.c (dominated_by_p): Likewise.
4682 * emit-rtl.c (validate_subreg): Likewise.
4683 * except.c (can_throw_internal, can_throw_external): Likewise.
4684 * except.h (can_throw_internal, can_throw_external): Likewise.
4685 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
4686 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
4687 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
4688 simple_mem, store_ops_ok, load_kills_store, find_loads,
4689 store_killed_in_insn, store_killed_after, store_killed_before,
4690 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
4692 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
4693 noce_mem_write_may_trap_or_fault_p): Likewise.
4694 * pointer-set.c (pointer_set_contains, pointer_map_contains):
4696 * pointer-set.h (pointer_set_contains, pointer_map_contains):
4698 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
4699 probably_cold_bb_p, probably_never_executed_bb_p,
4700 edge_probability_reliable_p, br_prob_note_reliable_p,
4701 can_predict_insn_p): Likewise.
4702 * regclass.c (reg_set_to_hard_reg_set): Likewise.
4703 * resource.c (return_insn_p): Likewise.
4704 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
4706 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
4707 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
4708 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
4709 verify_gimple_modify_stmt): Likewise.
4710 * tree-chrec.c (is_not_constant_evolution,
4711 is_multivariate_chrec_rec, is_multivariate_chrec,
4712 chrec_contains_symbols, chrec_contains_undetermined,
4713 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
4714 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
4715 eq_evolutions_p, scev_direction): Likewise.
4716 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
4717 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
4718 chrec_contains_symbols_defined_in_loop,
4719 chrec_contains_undetermined, tree_contains_chrecs,
4720 evolution_function_is_affine_multivariate_p,
4721 evolution_function_is_univariate_p, chrec_zerop,
4722 evolution_function_is_constant_p, evolution_function_is_affine_p,
4723 evolution_function_is_affine_or_constant_p,
4724 tree_does_not_contain_chrecs, chrec_type): Likewise.
4725 * tree-data-ref.c (tree_fold_divides_p,
4726 object_address_invariant_in_loop_p, dr_may_alias_p,
4727 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
4728 same_access_functions, constant_access_functions,
4729 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
4731 * tree-flow.h (scev_direction): Likewise.
4732 * tree-gimple.c (is_gimple_stmt): Likewise.
4733 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
4735 * tree-pretty-print.c (op_prio): Likewise.
4736 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
4737 analyzable_condition, backedge_phi_arg_p): Likewise.
4738 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
4739 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
4740 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
4743 2007-08-13 Dan Hipschman <dsh@google.com>
4746 * c-format.c (check_format_arg): Move check for zero-length
4747 format strings below the check for unterminated strings.
4749 2007-08-13 Andrew Pinski <pinskia@gmail.com>
4752 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
4755 2007-08-13 Nick Clifton <nickc@redhat.com>
4757 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
4759 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4762 * c-format.c (gcc_gfc_length_specs): New array.
4763 (gcc_gfc_char_table): Add unsigned specifier, and references to
4764 the l length modifier.
4765 (format_types_orig): Use the new gcc_gfc_length_specs.
4767 2007-08-12 Sa Liu <saliu@de.ibm.com>
4769 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
4770 and with REG_RETVAL note after split.
4772 2007-08-11 David Daney <ddaney@avtrex.com>
4774 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
4775 as ATTRIBUTE_UNUSED.
4777 2007-08-11 David Edelsohn <edelsohn@gnu.org>
4778 Segher Boessenkool <segher@kernel.crashing.org>
4780 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
4781 HAVE_LOCAL_CPU_DETECT not defined.
4783 2007-08-11 Jan Hubicka <jh@suse.cz>
4785 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
4786 (cgraph_process_new_functions): Honor previous value of
4787 disregard_inline_limits.
4788 * ipa-inline.c (compute_inline_parameters): Likewise.
4790 2007-08-11 Ian Lance Taylor <iant@google.com>
4792 * alias.h (alias_set_type): Define new type.
4793 (ALIAS_SET_MEMORY_BARRIER): Use it.
4794 * rtl.h: Include alias.h.
4795 (struct mem_attrs): Use alias_set_type.
4796 * tree.h: Include alias.h
4797 (struct tree_type): Use alias_set_type.
4798 (struct tree_struct_field_tag): Likewise.
4799 (struct tree_decl_common): Likewise.
4800 * alias.c (struct alias_set_entry): Use alias_set_type.
4801 (get_alias_set_entry, alias_set_subset_of): Likewise.
4802 (alias_sets_conflict_p): Likewise.
4803 (alias_sets_must_conflict_p): Likewise.
4804 (objects_must_conflict_p): Likewise.
4805 (get_alias_set, new_alias_set): Likewise.
4806 (record_alias_subset, record_component_aliases): Likewise.
4807 (varargs_set, frame_set): Change to alias_set_type.
4808 (get_varargs_alias_set): Use alias_set_type.
4809 (get_frame_alias_set): Likewise.
4810 * builtins.c (setjmp_alias_set): Change to alias_set_type.
4811 * dse.c (struct store_info): Use alias_set_type.
4812 (struct read_info, struct clear_alias_mode_holder): Likewise.
4813 (clear_alias_set_lookup, canon_address): Likewise.
4814 (record_store, check_mem_read_rtx): Likewise.
4815 (dse_record_singleton_alias_set): Likewise.
4816 (dse_invalidate_singleton_alias_set): Likewise.
4817 * emit-rtl.c (get_mem_attrs): Likewise.
4818 (set_mem_attributes_minus_bitpos): Likewise.
4819 (set_mem_alias_set): Likewise.
4820 * expr.c (store_constructor_field, store_field): Likewise.
4821 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
4822 * langhooks.c (lhd_get_alias_set): Likewise.
4823 * langhooks-def.h (lhd_get_alias_set): Likewise.
4824 * reload1.c (alter_reg): Likewise.
4825 * tree-flow.h (struct fieldoff): Likewise.
4826 * tree-ssa-alias.c (struct alias_map_d): Likewise.
4827 (may_alias_p, get_smt_for, create_sft): Likewise.
4828 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
4829 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
4830 (merge_smts_into): Likewise.
4831 * varasm.c (const_alias_set): Likewise.
4832 * c-common.c (strict_aliasing_warning): Likewise.
4833 (c_common_get_alias_set): Likewise.
4834 * dse.h (dse_record_singleton_alias_set): Update declaration.
4835 (dse_invalidate_singleton_alias_set): Likewise.
4836 * emit-rtl.h (set_mem_alias_set): Likewise.
4837 * c-common.h (c_common_get_alias_set): Likewise.
4838 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
4839 * print-tree.c (print_node): Likewise.
4840 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
4842 (alpha_setup_incoming_varargs): Use alias_set_type.
4843 * config/i386/i386.c (setup_incoming_varargs_64): Use
4845 (setup_incoming_varargs_ms_64): Likewise.
4846 (ix86_GOT_alias_set): Likewise.
4847 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
4848 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
4849 (set): Change to alias_set_type.
4850 (get_TOC_alias_set): Use alias_set_type.
4851 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
4853 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
4854 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
4856 (struct_value_alias_set): Likewise.
4857 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
4859 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4861 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
4862 * config/vxworks.h (TARGET_VXWORKS): Override.
4863 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
4864 "mips" if TARGET_VXWORKS.
4866 2007-08-11 Richard Sandiford <richard@codesourcery.com>
4868 * calls.c (avoid_likely_spilled_reg): New function.
4869 (expand_call): Use it.
4871 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4873 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
4875 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
4877 * config/mips/predicates.md (const_call_insn_operand): Invoke
4878 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
4880 2007-08-10 David Edelsohn <edelsohn@gnu.org>
4883 * config/rs6000/driver-rs6000.c: Include link.h.
4884 Use ElfW instead of wordsize-specif typedef.
4886 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4888 * system.h (CONST_CAST): New.
4889 * c-decl.c (c_make_fname_decl): Use it.
4890 * c-lex.c (cb_ident, lex_string): Likewise.
4891 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4892 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
4893 give_switch, set_multilib_dir): Likewise.
4894 * gengtype-parse.c (string_seq, typedef_name): Likewise.
4895 * passes.c (execute_one_pass): Likewise.
4896 * prefix.c (update_path): Likewise.
4897 * pretty-print.c (pp_base_destroy_prefix): Likewise.
4898 * tree.c (build_string): Likewise.
4900 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4902 * tree-flow-inline.h (is_exec_stmt): Remove.
4903 (is_label_stmt): Remove.
4904 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
4907 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
4909 * lower-subreg.c (resolve_shift_zext): Don't adjust
4910 src_reg_num for wordmode operands.
4912 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
4913 David Ung <davidu@mips.com>
4915 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
4916 (TARGET_SCHED_REORDER2): Define.
4917 (mips_maybe_swap_ready): New.
4918 (mips_last_74k_agen_insn): New.
4919 (mips_74k_agen_init): New.
4920 (mips_74k_agen_reorder): New function to group loads and stores
4922 (mips_sched_init): New.
4923 (mips_sched_reorder): Don't do initialization here. Call
4924 mips_74k_agen_reorder.
4925 (mips_variable_issue): Call mips_74k_agen_init.
4927 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
4929 * tree-flow-inline.h (get_filename): Remove.
4931 2007-08-10 Richard Sandiford <richard@codesourcery.com>
4933 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
4935 (mips_fetch_insns): Delete in favor of...
4936 (mips_load_store_insns): ...this new function.
4937 * config/mips/mips.c (mips_address_insns): Add a boolean argument
4938 to say whether multiword moves _might_ be split.
4939 (mips_fetch_insns): Delete in favor of...
4940 (mips_load_store_insns): ...this new function.
4941 (mips_rtx_costs): Update the call to mips_address_insns.
4942 (mips_address_cost): Likewise.
4943 * config/mips/mips.md (length): Use mips_load_store_insns instead
4944 of mips_fetch_insns.
4945 * config/mips/constraints.md (R): Use mips_address_insns rather
4946 than mips_fetch_insns. Assume that the move never needs to be split.
4948 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4950 * config/mips/mips.opt (mhard-float, msoft-float): Make these
4951 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
4952 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
4953 * config/mips/mips.h (mips16_hard_float): Delete.
4954 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
4955 definitions, and replace with....
4956 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
4957 * config/mips/mips.c (mips16_hard_float): Delete. Replace
4958 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
4959 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
4960 (override_options): Replace MASK_SOFT_FLOAT references with
4961 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
4962 and mips16_hard_float when TARGET_MIPS16.
4964 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4967 * c-typeck.c (build_binary_op): Check for non pointer types before
4968 calling int_fits_type_p.
4970 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4973 * fold-const.c (omit_one_operand): Return only the ommitted expression
4974 if the result is an empty statement.
4975 (pedantic_omit_one_operand): Likewise.
4977 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
4979 * c-typeck.c (readonly_error): Improve error for assignment.
4981 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
4983 (pp_c_expression): Ditto.
4985 2007-08-09 Simon Baldwin <simonb@google.com>
4987 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
4988 break that was preventing simplify_associative_operation() for xor.
4990 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
4991 Nigel Stephens <nigel@mips.com>
4993 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
4994 Document change in interpretation of value from boolean to
4996 * optabs.c (expand_ffs, expand_ctz): New functions to compute
4997 ffs and ctz using clz.
4998 (expand_unop): Call them.
4999 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
5001 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
5002 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
5003 enable the new ffs expansion on this target.
5005 2007-08-09 Jan Hubicka <jh@suse.cz>
5007 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
5008 (expand_ternary_op): Likewise.
5009 (expand_vec_shift_expr): Likewise.
5010 (expand_binop_directly): Likewise.
5011 (expand_binop): Likewise.
5012 (sign_expand_binop): Likewise.
5013 (expand_twoval_unop): Likewise.
5014 (expand_twoval_binop): Likewise.
5015 (expand_twoval_binop_libfunc): Likewise.
5016 (widen_clz): Likewise.
5017 (widen_bswap): Likewise.
5018 (expand_parity): Likewise.
5019 (expand_unop): Likewise.
5020 (expand_abs_nojump): Likewise.
5021 (expand_copysign): Likewise.
5022 (emit_no_conflict_block): Likewise.
5023 (emit_libcall_block): Likewise.
5024 (can_compare_p): Likewise.
5025 (prepare_cmp_insn): Likewise.
5026 (emit_cmp_and_jump_insn_1): Likewise.
5027 (prepare_float_lib_cmp): Likewise.
5028 (emit_conditional_add): Likewise.
5029 (gen_add2_insn): Likewise.
5030 (have_add2_insn): Likewise.
5031 (gen_sub2_insn): Likewise.
5032 (have_sub2_insn): Likewise.
5033 (can_extend_p): Likewise.
5034 (can_fix_p): Likewise.
5035 (can_float_p): Likewise.
5036 (expand_float): Likewise.
5037 (expand_fix): Likewise.
5038 (expand_sfix_optab): Likewise.
5039 (new_optab): Likewise.
5040 (new_convert_optab): Likewise.
5041 (init_libfuncs): Likewise.
5042 (init_interclass_conv_libfuncs): Likewise.
5043 (init_intraclass_conv_libfuncs): Likewise.
5044 (set_conv_libfunc): Likewise.
5045 (init_optabs): Likewise.
5046 (debug_optab_libfuncs): Likewise.
5047 (gen_cond_trap): Likewise.
5048 * optabs.h (optab_handler, convert_optab_hanlder): New.
5049 * genopinit.c: Update optabs generation table.
5050 * reload.c (find_reloads_address_1): Use optabs accestors.
5051 * builtins.c (expand_builtin_mathfn): Likewise.
5052 (expand_builtin_mathfn_2): Likewise.
5053 (expand_builtin_mathfn_3): Likewise.
5054 (expand_builtin_interclass_mathfn): Likewise.
5055 (expand_builtin_sincos): Likewise.
5056 (expand_builtin_cexpi): Likewise.
5057 (expand_builtin_powi): Likewise.
5058 (expand_builtin_strlen): Likewise.
5059 * dojump.c (do_jump): Likewise.
5060 * expr.c (convert_move): Likewise.
5061 (move_by_pieces): Likewise.
5062 (move_by_pieces_ninsns): Likewise.
5063 (can_store_by_pieces): Likewise.
5064 (store_by_pieces_1): Likewise.
5065 (emit_move_via_integer): Likewise.
5066 (emit_move_complex): Likewise.
5067 (emit_move_ccmode): Likewise.
5068 (emit_move_insn_1): Likewise.
5069 (emit_single_push_insn): Likewise.
5070 (store_constructor): Likewise.
5071 (expand_expr_real_1): Likewise.
5072 (do_store_flag): Likewise.
5073 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
5074 (enumerate_modes): Likewise.
5075 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
5076 (supportable_widening_operation): Likewise.
5077 (supportable_narrowing_operation): Likewise.
5078 * expmed.c (store_bit_field_1): Likewise.
5079 (extract_bit_field_1): Likewise.
5080 (expand_mult_highpart_optab): Likewise.
5081 (expand_smod_pow2): Likewise.
5082 (expand_divmod): Likewise.
5083 (emit_store_flag): Likewise.
5084 * tree-vect-patterns.c
5085 (vect_pattern_recog_1): Likewise.
5086 * tree-ssa-loop-prefetch.c
5087 (nontemporal_store_p): Likewise.
5088 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
5089 (vect_create_epilog_for_reduction): Likewise.
5090 (vectorizable_reduction): Likewise.
5091 (vectorizable_operation): Likewise.
5092 (vect_strided_store_supported): Likewise.
5093 (vectorizable_store): Likewise.
5094 (vect_strided_load_supported): Likewise.
5095 (vectorizable_load): Likewise.
5096 * combine.c (simplify_comparison): Likewise.
5097 * tree-vect-generic.c
5098 (type_for_widest_vector_mode): Likewise.
5099 (expand_vector_operations_1): Likewise.
5100 * config/spu/spu.c (spu_expand_mov): Likewise.
5101 (spu_emit_vector_compare): Likewise.
5102 * config/rs6000/rs6000.c
5103 (rs6000_emit_vector_compare): Likewise.
5104 * stmt.c (add_case_node): Likewise.
5105 * reload1.c (gen_reload):
5107 2007-08-09 Michael Matz <matz@suse.de>
5109 * tree.h (fixed_zerop): Declare as taking a const_tree.
5110 * tree.c (fixed_zerop): Take a const_tree.
5112 2007-08-09 Ira Rosen <irar@il.ibm.com>
5114 * tree-vect-transform.c (vectorizable_store): Remove call to
5115 copy_virtual_operands() and call mark_symbols_for_renaming() for
5116 the created vector store.
5117 (vect_setup_realignment): Don't call copy_virtual_operands() and
5118 update_vuses_to_preheader().
5119 (vectorizable_load): Don't call copy_virtual_operands().
5120 (update_vuses_to_preheader): Remove.
5122 2007-08-08 Chao-ying Fu <fu@mips.com>
5124 * tree.def (FIXED_POINT_TYPE): New type.
5125 (FIXED_CST): New constant.
5126 (FIXED_CONVERT_EXPR): New expr.
5127 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
5128 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
5129 * tree.h (struct tree_base): Add saturating_flag.
5130 Remove one bit of spare for saturating_flag.
5131 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
5132 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
5133 FIXED_POINT_TYPE_P): Define.
5134 (TYPE_SATURATING): Define.
5135 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
5136 (struct tree_fixed_cst): New.
5137 (TYPE_IBIT, TYPE_FBIT): Define.
5138 (tree_node): Add fixed_cst.
5139 (enum tree_index): Add new enumeration values of
5140 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
5141 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
5142 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
5143 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
5144 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
5145 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
5146 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
5147 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
5148 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
5149 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
5150 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
5151 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
5152 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
5153 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
5154 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
5155 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
5156 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
5157 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
5158 (sat_short_fract_type_node, sat_fract_type_node,
5159 sat_long_fract_type_node, sat_long_long_fract_type_node,
5160 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
5161 sat_unsigned_long_fract_type_node,
5162 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
5163 fract_type_node, long_fract_type_node, long_long_fract_type_node,
5164 unsigned_short_fract_type_node, unsigned_fract_type_node,
5165 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
5166 sat_short_accum_type_node, sat_accum_type_node,
5167 sat_long_accum_type_node, sat_long_long_accum_type_node,
5168 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
5169 sat_unsigned_long_accum_type_node,
5170 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
5171 accum_type_node, long_accum_type_node, long_long_accum_type_node,
5172 unsigned_short_accum_type_node, unsigned_accum_type_node,
5173 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
5174 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
5175 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
5176 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
5177 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
5178 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
5179 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
5180 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
5181 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
5182 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
5183 sat_uda_type_node, sat_uta_type_node): New macro.
5184 (make_fract_type, make_accum_type): Declare.
5185 (make_signed_fract_type, make_unsigned_fract_type,
5186 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
5187 make_signed_accum_type, make_unsigned_accum_type,
5188 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
5189 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
5190 make_or_reuse_sat_signed_fract_type,
5191 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
5192 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
5193 make_or_reuse_sat_unsigned_accum_type): New macro.
5194 (fixed_zerop): Declare.
5195 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5196 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5197 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5198 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5199 * treestruct.def: Add TS_FIXED_CST.
5200 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
5202 (tree-dump.o): Likewise.
5203 (print-tree.o): Likewise.
5204 (tree-pretty-print.o): Likewise.
5205 (fold-const.o): Likewise.
5206 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
5207 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
5208 (is_gimple_min_invariant): Handle FIXED_CST.
5209 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
5210 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
5211 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5212 (layout_type): Handle FIXED_POINT_TYPE.
5213 (make_fract_type, make_accum_type): New functions.
5214 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
5215 * tree-dump.c (fixed-value.h): New include.
5216 (dump_fixed): New function.
5217 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
5218 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
5219 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
5220 * tree-pretty-print.c (fixed-value.h): New include.
5221 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
5223 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
5224 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
5225 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
5226 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
5227 for non-saturating fixed-point types.
5228 (reassociate_bb): Likewise.
5229 * emit-rtl.c (fixed-value.h): New include.
5230 (fconst0, fconst1): New array.
5231 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
5232 * tree-vect-generic.c expand_vector_operation): Support
5233 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
5235 (type_for_widest_vector_mode): Add one parameter for the
5237 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
5239 Pass the satp parameter to type_for_mode for fixed-point types.
5240 (expand_vector_operations_1): Pass the saturating flag to
5241 type_for_widest_vector_mode.
5242 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
5243 and MODE_VECTOR_UACCUM.
5244 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
5245 (vectorizable_condition): Likewise.
5246 * tree.c (fixed-value.h): New include.
5247 (tree_code_size): Support FIXED_CST.
5248 (build_fixed): New function.
5249 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
5250 (fixed_zerop): New function.
5251 (tree_node_structure): Support FIXED_CST.
5252 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
5253 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
5254 (type_hash_eq): Handle FIXED_POINT_TYPE.
5255 (simple_cst_equal): Support FIXED_CST.
5256 (iterative_hash_expr): Handle FIXED_CST.
5257 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
5258 (get_narrower): Likewise.
5259 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
5260 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
5261 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
5262 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
5264 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
5265 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
5266 (initializer_zerop): Support FIXED_CST.
5267 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
5268 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
5269 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
5270 (is_base_type): Handle FIXED_POINT_TYPE.
5271 (add_type_attribute): Handle FIXED_POINT_TYPE.
5272 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
5273 * print-tree.c (fixed-value.h): New include.
5274 (print_node_brief): Support FIXED_CST.
5275 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
5276 * c-pretty-print.c (fixed-value.h): New include.
5277 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
5278 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
5279 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
5280 Support fixed-point types for inner items in VECTOR_TYPE.
5281 (pp_c_direct_declarator): Likewise.
5282 (pp_c_declarator): Likewise.
5283 (pp_c_fixed_constant): New function.
5284 (pp_c_constant): Handle FIXED_CST.
5285 (pp_c_primary_expression): Likewise.
5286 (pp_c_expression): Likewise.
5287 * fold-const.c (fixed-value.h): New include.
5288 (negate_expr_p): Return true for FIXED_CST.
5289 (fold_negate_expr): Support FIXED_CST.
5290 (split_tree): Support FIXED_CST.
5291 (const_binop): Support FIXED_CST.
5292 (fold_convert_const_int_from_fixed): New function to convert from
5294 (fold_convert_const_real_from_fixed): New function to convert from
5296 (fold_convert_const_fixed_from_fixed): New function to convert from
5297 fixed to another fixed.
5298 (fold_convert_const_fixed_from_int): New function to convert from
5300 (fold_convert_const_fixed_from_real): New function to convert from
5302 (fold_convert_const): Support conversions from fixed to int, from
5303 fixed to real, from fixed to fixed, from int to fixed, and from real
5305 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
5306 (operand_equal_p): Support FIXED_CST.
5307 (make_range): For fixed-point modes, we need to pass the
5308 saturating flag as the 2nd parameter.
5309 (tree_swap_operands_p): Handle FIXED_CST.
5310 (fold_plusminus_mult_expr): For fract modes, we cannot generate
5312 (fold_unary): Support FIXED_CONVERT_EXPR.
5313 (fold_binary): Handle FIXED_CST.
5314 Make sure the type is not saturating, before associating operations.
5315 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
5316 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
5317 (fold_negate_const): Support FIXED_CST.
5318 (fold_relational_const): Support FIXED_CST.
5319 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
5320 (gimplify_expr): Handle FIXED_CST.
5321 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
5322 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
5323 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
5324 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
5325 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5326 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5327 LONG_LONG_ACCUM_TYPE_SIZE.
5328 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
5329 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
5330 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
5331 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
5332 MODE_ACCUM, and MODE_UACCUM.
5333 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
5334 fixed-point types to disable reduction.
5335 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
5337 2007-08-08 David Edelsohn <edelsohn@gnu.org>
5339 * config/rs6000/x-rs6000: New file.
5340 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
5341 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
5342 (EXTRA_SPEC_FUNCTIONS): Define.
5343 (HAVE_LOCAL_CPU_DETECT): Define.
5344 (CC1_CPU_SPEC): Define.
5345 * config/rs6000/driver-rs6000.c: New file.
5346 * config/rs6000/aix.h (CC1_SPEC): Define.
5347 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
5348 * config.host: Add x-rs6000 to host_xmake_file if host and target
5349 are rs6000 or powerpc.
5351 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
5353 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
5355 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5356 Sandra Loosemore <sandra@codesourcery.com>
5357 Chao-ying Fu <fu@mips.com>
5358 Nigel Stephens <nigel@mips.com>
5359 David Ung <davidu@mips.com>
5361 * doc/invoke.texi (-mcode-readable): Document.
5362 * config/mips/mips.opt (mcode-readable): New option.
5363 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
5364 * config/mips/mips.h (mips_code_readable_setting): New enum.
5365 (mips_code_readable): Declare.
5366 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
5367 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
5368 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
5369 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
5370 boiler-plate comments.
5371 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5372 * config/mips/mips.c (mips_code_readable): New variable.
5373 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
5374 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
5375 context and -mcode-readable setting to restrict the use of
5376 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
5377 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
5378 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
5379 (mips_blocks_for_constant_p): Only return false for
5380 TARGET_MIPS16_PCREL_LOADS.
5381 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
5382 for MIPS16. Handle SYMBOL_32_HIGH.
5383 (mips_const_insns): Allow HIGHs for MIPS16 too.
5384 (mips_unspec_address_offset): New function, split out from...
5385 (mips_unspec_address): ...here.
5386 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
5387 16-bit symbolic constants. Assert approropiate conditions for
5388 using the "la" and "dla" macros.
5389 (mips_handle_option): Handle -mcode-readable=.
5390 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
5391 Set up mips_lo_relocs[SYMBOL_32_HIGH].
5392 (mips_strip_unspec_address): New function, split out from...
5393 (print_operand_reloc): ...here.
5394 (print_operand): Pass constants through mips_strip_unspec_address.
5395 (print_operand_address): Likewise.
5396 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
5397 (mips_select_rtx_section): Remove MIPS16 handling.
5398 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
5399 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
5400 (mips16_lay_out_constants): Do nothing unless
5401 TARGET_MIPS16_PCREL_LOADS.
5402 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
5403 * config/mips/mips.md: Split HIGHs for MIPS16.
5404 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
5406 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5408 * config/mips/mips-protos.h (mips_emit_move): Declare.
5409 * config/mips/mips.c (mips_emit_move): New function.
5410 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
5411 (mips_legitimize_const_move): Likewise.
5412 (mips_legitimize_move): Likewise.
5413 (mips_split_64bit_move): Likewise.
5414 (mips_restore_gp): Likewise.
5415 (mips_load_call_address): Likewise.
5416 (mips_emit_fcc_reload): Likewise.
5417 (mips_set_return_address): Likewise.
5418 (mips_block_move_straight): Likewise.
5419 (mips_block_move_loop): Likewise.
5420 (mips_setup_incoming_varargs): Likewise.
5421 (mips_save_reg): Likewise.
5422 (mips_expand_prologue): Likewise.
5423 (mips_restore_reg): Likewise.
5424 (mips_expand_epilogue): Likewise.
5425 (mips_output_mi_thunk): Likewise.
5426 (build_mips16_call_stub): Likewise.
5427 (mips_builtin_branch_and_move): Likewise.
5428 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
5429 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
5430 (fixuns_truncdfdi2): Likewise.
5431 (fixuns_truncsfsi2): Likewise.
5432 (fixuns_truncsfdi2): Likewise.
5433 (loadgp_absolute): Likewise.
5434 (builtin_setjmp_setup): Likewise.
5435 (builtin_longjmp): Likewise.
5436 (untyped_call): Likewise.
5438 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5440 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
5441 an "rtx *" argument. Return a bool.
5442 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
5443 values and return true if they can be split. Take the same kind of
5444 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
5445 and store the lo_sum there if nonnull. Use the symbol type to
5446 determine whether a $gp or HIGH is needed.
5447 (mips_legitimize_address): Update call to mips_split_symbol and
5448 simplify accordingly.
5449 (mips_legitimize_const_move): Likewise.
5450 * config/mips/mips.md: In the combine define_split,
5451 check mips_split_symbol instead of splittable_symbolic_operand.
5452 Update use of mips_split_symbol in the generator code.
5453 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
5455 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5457 * config/mips/mips.c (mips_symbolic_address_p): Delete.
5458 (mips_symbol_insns_1): New function, split out from...
5459 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
5460 and stores separately from load addresses.
5461 (mips_classify_address): Replace uses of mips_symbolic_address_p
5462 with uses of mips_symbol_insns.
5463 (mips_address_insns): Update calls to mips_symbol_insns.
5464 (mips_const_insns): Likewise.
5465 (mips_legitimize_address): Likewise.
5467 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5469 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
5470 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
5471 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
5472 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
5473 non-call contexts if TARGET_MIPS16.
5474 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
5475 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
5476 code for SYMBOL_ABSOLUTE.
5477 (mips_symbol_insns): Likewise.
5479 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5481 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
5482 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
5483 (mips_symbolic_constant_p): Likewise. Update the call to
5484 mips_classify_symbol.
5485 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
5486 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
5487 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
5488 (print_operand_reloc): Add a context argument. Update the call to
5489 mips_symbolic_constant_p.
5490 (print_operand): Update the calls to print_operand_reloc.
5491 (print_operand_address): Use print_operand_reloc rather than
5493 (mips_rewrite_small_data_p): Add a context argument. Update the call
5494 to mips_symbolic_constant_p.
5495 (mips_small_data_pattern_1): Make DATA the containing mem.
5496 Update the call to mips_rewrite_small_data_p.
5497 (mips_rewrite_small_data_1): Likewise.
5498 (mips_use_anchors_for_symbol_p): Update the call to
5499 mips_symbolic_constant_p.
5500 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5501 (splittable_symbolic_operand): Likewise.
5502 (move_operand): Likewise.
5503 (absolute_symbolic_operand): Likewise.
5504 (got_disp_operand): Likewise.
5505 (got_page_ofst_operand): Likewise.
5507 2007-08-08 Richard Sandiford <richard@codesourcery.com>
5509 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
5510 (SYMBOL_ABSOLUTE): ...this.
5511 (SYMBOL_SMALL_DATA): Rename to...
5512 (SYMBOL_GP_RELATIVE): ...this.
5513 (SYMBOL_CONSTANT_POOL): Rename to...
5514 (SYMBOL_PC_RELATIVE): ...this.
5515 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
5516 (mips_symbolic_address_p, mips_symbol_insns, override_options)
5517 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
5518 after above changes.
5519 * config/mips/predicates.md (const_call_insn_operand): Likewise.
5520 (general_symbolic_operand): Rename to...
5521 (absolute_symbolic_operand): ...this.
5522 * config/mips/mips.md: Update after above changes.
5524 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
5525 Revital Eres <eres@il.ibm.com>
5527 * ddg.c (print_ddg): Add dump information.
5528 * modulo-sched.c (print_node_sched_params): Add parameter and
5530 (calculate_maxii): Remove function.
5531 (undo_generate_reg_moves): Likewise.
5532 (undo_permute_partial_schedule): Likewise.
5533 (kernel_number_of_cycles): Likewise.
5534 (MAXII_FACTOR): New definition to calculate the upper bound of II.
5535 (sms_schedule): Use it. Remove profitability checks.
5536 (sms_schedule_by_order): Fix order of nodes within the cycle.
5538 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5540 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
5541 -profile option, add pie support.
5542 (ENDFILE_SPEC): New spec.
5543 * config/gnu.h (LIB_SPEC): Add -profile option.
5545 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
5547 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
5548 * config/gnu.h (LIB_SPEC): Likewise.
5550 2007-08-07 Yaz Saito <saito@google.com>
5551 Ian Lance Taylor <iant@google.com>
5553 * common.opt (finstrument-functions-exclude-function-list): New
5555 (finstrument-functions-exclude-file-list): New option.
5556 * opts.c (char_p): Define and DEF_VEC.
5557 (flag_instrument_functions_exclude_functions): New static
5559 (flag_instrument_functions_exclude_files): New static variable.
5560 (add_instrument_functions_exclude_list): New static function.
5561 (flag_instrument_functions_exclude_p): New function.
5562 (common_handle_option): Handle new options.
5563 * flags.h (flag_instrument_functions_exclude_p): Declare.
5564 * gimplify.c (gimplify_function_tree): Call
5565 flag_instrument_functions_exclude_p.
5566 * doc/invoke.texi (Option Summary): Mention new options.
5567 (Code Gen Options): Document new options.
5569 2007-08-07 Ian Lance Taylor <iant@google.com>
5571 PR rtl-optimization/32776
5572 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
5573 (resolve_use): Likewise.
5574 (decompose_multiword_subregs): Remove "changed" local variable.
5576 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
5578 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
5579 * configure: Regenerate.
5580 * config.in: Regenerate.
5581 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
5584 2007-08-07 Ian Lance Taylor <iant@google.com>
5586 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
5587 note, just delete the insn.
5589 2007-08-07 Andreas Schwab <schwab@suse.de>
5592 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
5595 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
5597 * lower-subreg.c (resolve_subreg_use): Remove assertion.
5598 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
5599 (decompose_multiword_subregs): Use the functions above to decompose
5600 multiword shifts and zero-extends.
5602 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
5604 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
5605 "assemble" descriptions which were swapped.
5607 2007-08-06 Chao-ying Fu <fu@mips.com>
5609 * fixed-value.h: New file.
5610 * fixed-value.c: New file.
5611 * Makefile.in (OBJS-common): Add fixed-value.o.
5612 (fixed-value.o): New rule.
5613 (GTFILES): Add fixed-value.h.
5614 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
5615 to compare a.low and b.low.
5616 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
5618 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5619 Daniel Jacobowitz <dan@codesourcery.com>
5622 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
5624 (x86_64-*-netbsd*): Likewise.
5625 (x86_64-*-linux*): Likewise.
5626 (x86_64-*-kfreebsd*-gnu): Likewise.
5627 (x86_64-*-knetbsd*-gnu): Likewise.
5628 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
5630 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
5632 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
5633 Add -fno-asynchronous-unwind-tables.
5635 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
5636 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
5637 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
5638 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
5639 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
5641 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5643 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
5644 (TARGET_C_MODE_FOR_SUFFIX): New.
5646 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5648 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
5650 2007-08-06 Steve Ellcey <sje@cup.hp.com>
5652 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
5654 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
5656 * config/i386/i386.md: Check TARGET_ macros and optimize_size
5657 before checking function returns in conditional expressions.
5659 2007-08-06 Alfred Minarik <a.minarik@aon.at>
5662 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
5664 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5667 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
5668 for INTEGRAL_TYPE_P.
5670 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
5672 * configure.ac: Remove --enable-checking=df from default settings.
5673 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
5674 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
5675 if the parameter is true.
5676 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
5677 DF_VERIFY_SCHEDULED flag is true.
5678 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
5679 (df_finish_pass): Adjust prototype.
5680 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
5683 * see.c (pass_see): Add TODO_df_verify.
5684 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
5685 * global.c (rest_of_handle_global_alloc): Schedule verification
5687 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
5689 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
5690 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
5691 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
5693 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
5694 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
5695 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
5697 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
5698 Revital Eres <eres@il.ibm.com>
5700 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
5702 * ddg.c (create_ddg_dependence): Rename to...
5703 (create_ddg_dep_from_intra_loop_link): This. Do not check
5704 for interloop edges. Do not create anti dependence edge when
5705 a true dependence edge exists in the opposite direction and
5706 -fmodulo-sched-allow-regmoves is set.
5707 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
5708 (add_cross_iteration_register_deps): Create anti dependence edge
5709 when -fno-modulo-sched-allow-regmoves is set.
5710 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
5712 2007-08-04 Richard Sandiford <richard@codesourcery.com>
5714 * config/arm/arm.md (movsi): Add braces.
5716 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
5719 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
5720 operands for the folding of "A - (A & B)" into "~B & A"; cast them
5723 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
5725 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
5726 state accessor functions.
5727 * cfgloopmanip.c (remove_path, create_preheaders,
5728 force_single_succ_latches, fix_loop_structure): Ditto.
5729 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
5730 tree_duplicate_loop_to_header_edge): Ditto.
5731 * cfgloopanal.c (mark_irreducible_loops): Ditto.
5732 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
5734 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
5735 cleanup_tree_cfg): Ditto.
5736 * tree-cfg.c (tree_merge_blocks): Ditto.
5737 * cfgloop.c (rescan_loop_exit, record_loop_exits,
5738 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
5739 loop_preheader_edge, single_exit): Ditto.
5740 (flow_loops_find): Do not clear loops->state.
5741 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
5742 loops_state_clear): New functions.
5744 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5747 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
5748 when adding to the base and convert ELT to sizetype instead of type.
5750 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5753 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
5754 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
5756 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5759 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
5760 correct type the negate expression.
5762 2007-08-03 Jan Hubicka <jh@suse.cz>
5764 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
5767 2007-08-03 David Edelsohn <edelsohn@gnu.org>
5769 * config/rs6000/rs6000.c (struct processor_cost): Change
5770 l1_cache_lines to l1_cache_size. Add l2_cache_size.
5771 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
5773 (rios1_costs, rios2_cost): Correct cache line size.
5774 (rs6000_override_options): Set l2-cache-size parameter.
5776 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5777 Diego Novillo <dnovillo@google.com>
5780 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
5781 if the range includes 0.
5783 2007-08-03 Ben Elliston <bje@au.ibm.com>
5785 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
5786 mode to unspec expressions to silence a warning from the generator
5789 2007-08-02 Steve Ellcey <sje@cup.hp.com>
5791 * config/ia64/constraints.md ("U"): Make constraint vector only.
5793 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5796 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
5797 always_inline attribute on the function decl.
5799 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
5802 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
5803 if we are compiling with -fPIC.
5805 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
5806 Nigel Stephens <nigel@mips.com>
5808 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
5809 Define for MIPS32 and MIPS64.
5811 2007-08-02 Nick Clifton <nickc@redhat.com>
5813 * config/host-hpux.c: Change copyright header to refer to version
5814 3 of the GNU General Public License and to point readers at the
5815 COPYING3 file and the FSF's license web page.
5816 * config/alpha/predicates.md, config/alpha/vms-ld.c,
5817 config/alpha/linux.h, config/alpha/alpha.opt,
5818 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
5819 config/alpha/vms-unwind.h, config/alpha/ev4.md,
5820 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
5821 config/alpha/alpha.h, config/alpha/sync.md,
5822 config/alpha/openbsd.h, config/alpha/alpha.md,
5823 config/alpha/alpha-modes.def, config/alpha/ev5.md,
5824 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
5825 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
5826 config/alpha/constraints.md, config/alpha/osf.h,
5827 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
5828 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
5829 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
5830 config/frv/frv-asm.h, config/frv/frv-protos.h,
5831 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
5832 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
5833 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
5834 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
5835 config/s390/s390.opt, config/s390/s390-modes.def,
5836 config/s390/fixdfdi.h, config/s390/constraints.md,
5837 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
5838 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
5839 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
5840 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
5841 config/m32c/prologue.md, config/m32c/m32c.abi,
5842 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
5843 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
5844 config/m32c/t-m32c, config/m32c/m32c-modes.def,
5845 config/m32c/jump.md, config/m32c/shift.md,
5846 config/m32c/m32c-protos.h, config/libgloss.h,
5847 config/spu/spu-protos.h, config/spu/predicates.md,
5848 config/spu/spu-builtins.h, config/spu/spu.c,
5849 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
5850 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
5851 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
5852 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
5853 config/sparc/hypersparc.md, config/sparc/predicates.md,
5854 config/sparc/linux.h, config/sparc/sp64-elf.h,
5855 config/sparc/supersparc.md, config/sparc/cypress.md,
5856 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
5857 config/sparc/niagara.md, config/sparc/sparc.md,
5858 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
5859 config/sparc/sparc.opt, config/sparc/sync.md,
5860 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
5861 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
5862 config/sparc/sparc.c, config/sparc/little-endian.opt,
5863 config/sparc/sysv4-only.h, config/sparc/sparc.h,
5864 config/sparc/linux64.h, config/sparc/freebsd.h,
5865 config/sparc/sol2.h, config/sparc/rtemself.h,
5866 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
5867 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
5868 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
5869 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
5870 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
5871 config/m32r/linux.h, config/m32r/constraints.md,
5872 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
5873 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
5874 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
5875 config/i386/i386.md, config/i386/netware-crt0.c,
5876 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
5877 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
5878 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
5879 config/i386/sol2.h, config/i386/constraints.md,
5880 config/i386/netware-libgcc.c, config/i386/sysv5.h,
5881 config/i386/predicates.md, config/i386/geode.md,
5882 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
5883 config/i386/freebsd64.h, config/i386/vxworksae.h,
5884 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
5885 config/i386/rtemself.h, config/i386/netbsd-elf.h,
5886 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
5887 config/i386/netware.h, config/i386/i386-modes.def,
5888 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
5889 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
5890 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
5891 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
5892 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
5893 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
5894 config/i386/xm-mingw32.h, config/i386/linux64.h,
5895 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
5896 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
5897 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
5898 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
5899 config/i386/cygwin2.c, config/i386/i386-protos.h,
5900 config/i386/sync.md, config/i386/openbsd.h,
5901 config/i386/host-mingw32.c, config/i386/i386-aout.h,
5902 config/i386/nto.h, config/i386/biarch64.h,
5903 config/i386/i386-coff.h, config/i386/freebsd.h,
5904 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
5905 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
5906 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
5907 config/darwin-protos.h, config/linux.opt, config/sol2.c,
5908 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
5909 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
5910 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
5911 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
5912 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
5913 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
5914 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
5915 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
5916 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
5917 config/sh/superh64.h, config/sh/rtemself.h,
5918 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
5919 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
5920 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
5921 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
5922 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
5923 config/avr/predicates.md, config/avr/constraints.md,
5924 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
5925 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
5926 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
5927 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
5928 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
5929 config/c4x/c4x-modes.def, config/c4x/rtems.h,
5930 config/c4x/predicates.md, config/c4x/c4x.h,
5931 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
5932 config/xtensa/predicates.md, config/xtensa/xtensa.c,
5933 config/xtensa/linux.h, config/xtensa/xtensa.h,
5934 config/xtensa/elf.h, config/xtensa/xtensa.md,
5935 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
5936 config/xtensa/xtensa-protos.h, config/dbx.h,
5937 config/stormy16/predicates.md, config/stormy16/stormy16.md,
5938 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
5939 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
5940 config/host-solaris.c, config/fr30/fr30.h,
5941 config/fr30/predicates.md, config/fr30/fr30-protos.h,
5942 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
5943 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
5944 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
5945 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
5946 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
5947 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
5948 config/host-linux.c, config/interix3.h, config/cris/cris.c,
5949 config/cris/predicates.md, config/cris/linux.h,
5950 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
5951 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
5952 config/cris/aout.opt, config/cris/cris-protos.h,
5953 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
5954 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5955 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
5956 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
5957 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
5958 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
5959 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
5960 config/chorus.h, config/mn10300/mn10300.c,
5961 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
5962 config/mn10300/mn10300.h, config/mn10300/linux.h,
5963 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
5964 config/mn10300/mn10300.md, config/ia64/predicates.md,
5965 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
5966 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
5967 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
5968 config/ia64/freebsd.h, config/ia64/ia64.md,
5969 config/ia64/ia64-modes.def, config/ia64/constraints.md,
5970 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
5971 config/gofast.h, config/rtems.h, config/sol2-10.h,
5972 config/m68k/predicates.md, config/m68k/m68k.md,
5973 config/m68k/linux.h, config/m68k/m68k-modes.def,
5974 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
5975 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
5976 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
5977 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
5978 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
5979 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
5980 config/m68k/constraints.md, config/m68k/rtemself.h,
5981 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
5982 config/m68k/uclinux.h, config/rs6000/power4.md,
5983 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
5984 config/rs6000/linux.h, config/rs6000/eabi.h,
5985 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
5986 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
5987 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
5988 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
5989 config/rs6000/windiss.h, config/rs6000/603.md,
5990 config/rs6000/aix41.h, config/rs6000/cell.md,
5991 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
5992 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
5993 config/rs6000/darwin.md, config/rs6000/darwin64.h,
5994 config/rs6000/default64.h, config/rs6000/7xx.md,
5995 config/rs6000/darwin.opt, config/rs6000/spe.md,
5996 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
5997 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
5998 config/rs6000/7450.md, config/rs6000/linux64.h,
5999 config/rs6000/constraints.md, config/rs6000/440.md,
6000 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
6001 config/rs6000/rs6000.c, config/rs6000/aix52.h,
6002 config/rs6000/rs6000.h, config/rs6000/power6.md,
6003 config/rs6000/predicates.md, config/rs6000/altivec.md,
6004 config/rs6000/aix64.opt, config/rs6000/rios1.md,
6005 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
6006 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
6007 config/rs6000/darwin7.h, config/rs6000/dfp.md,
6008 config/rs6000/linux64.opt, config/rs6000/sync.md,
6009 config/rs6000/vxworksae.h, config/rs6000/power5.md,
6010 config/rs6000/lynx.h, config/rs6000/biarch64.h,
6011 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
6012 config/rs6000/eabispe.h, config/rs6000/e500.h,
6013 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
6014 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
6015 config/rs6000/aix.h, config/rs6000/vxworks.h,
6016 config/rs6000/40x.md, config/rs6000/aix51.h,
6017 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
6018 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
6019 config/arc/arc.h, config/mcore/mcore-elf.h,
6020 config/mcore/mcore-protos.h, config/mcore/predicates.md,
6021 config/mcore/mcore.md, config/mcore/mcore.c,
6022 config/mcore/mcore.opt, config/mcore/mcore.h,
6023 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
6024 config/score/predicates.md, config/score/score-version.h,
6025 config/score/score-protos.h, config/score/misc.md,
6026 config/score/elf.h, config/score/score.c, config/score/mac.md,
6027 config/score/score7.md, config/score/score.h,
6028 config/score/score-conv.h, config/score/score-mdaux.c,
6029 config/score/score.md, config/score/score.opt,
6030 config/score/score-modes.def, config/score/score-mdaux.h,
6031 config/score/mul-div.S, config/arm/uclinux-elf.h,
6032 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
6033 config/arm/symbian.h, config/arm/linux-elf.h,
6034 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
6035 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
6036 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
6037 config/arm/strongarm-pe.h, config/arm/arm.h,
6038 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
6039 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
6040 config/arm/arm-modes.def, config/arm/linux-eabi.h,
6041 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
6042 config/arm/arm-cores.def, config/arm/arm-protos.h,
6043 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
6044 config/arm/wince-pe.h, config/arm/neon.md,
6045 config/arm/constraints.md, config/arm/neon.ml,
6046 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
6047 config/arm/arm.opt, config/arm/arm926ejs.md,
6048 config/arm/predicates.md, config/arm/iwmmxt.md,
6049 config/arm/arm_neon.h, config/arm/unknown-elf.h,
6050 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
6051 config/arm/neon-testgen.ml, config/arm/arm.md,
6052 config/arm/xscale-coff.h, config/arm/pe.c,
6053 config/arm/arm-generic.md, config/arm/pe.h,
6054 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
6055 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
6056 config/arm/strongarm-elf.h, config/arm/cirrus.md,
6057 config/arm/netbsd-elf.h, config/arm/vxworks.h,
6058 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
6059 config/pa/predicates.md, config/pa/pa64-hpux.h,
6060 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
6061 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
6062 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
6063 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
6064 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
6065 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
6066 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
6067 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
6068 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
6069 config/pa/pa64-regs.h, config/pa/pa-modes.def,
6070 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
6071 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
6072 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
6073 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
6074 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
6075 config/mips/linux64.h, config/mips/elforion.h,
6076 config/mips/constraints.md, config/mips/generic.md,
6077 config/mips/predicates.md, config/mips/4300.md,
6078 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
6079 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
6080 config/mips/5k.md, config/mips/vr4120-div.S,
6081 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
6082 config/mips/mips-protos.h, config/mips/6000.md,
6083 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
6084 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
6085 config/mips/mips-modes.def, config/mips/vr.h,
6086 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
6087 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
6088 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
6089 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
6090 config/vax/openbsd1.h, config/vax/netbsd.h,
6091 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
6092 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
6093 config/h8300/rtems.h, config/h8300/predicates.md,
6094 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
6095 config/h8300/h8300.md, config/h8300/h8300.opt,
6096 config/h8300/coff.h, config/h8300/h8300-protos.h,
6097 config/v850/v850.md, config/v850/predicates.md,
6098 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
6099 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
6100 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
6101 config/mmix/mmix.h, config/mmix/predicates.md,
6102 config/mmix/mmix-protos.h, config/mmix/mmix.md,
6103 config/mmix/mmix.c, config/mmix/mmix.opt,
6104 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
6105 config/bfin/rtems.h, config/bfin/bfin-modes.def,
6106 config/bfin/predicates.md, config/bfin/bfin-protos.h,
6107 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
6110 2007-08-02 Richard Sandiford <richard@codesourcery.com>
6112 * emit-rtl.c (reset_used_decls): Rename to...
6113 (set_used_decls): ...this. Set the used flag rather than clearing it.
6114 (unshare_all_rtl_again): Update accordingly. Set flags on argument
6115 DECL_RTLs rather than resetting them.
6117 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
6119 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
6121 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6123 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
6124 argument to find_reloads_address.
6126 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
6128 PR tree-optimization/32919
6129 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
6130 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
6131 (coalesce_ssa_name): Call it.
6133 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
6134 David Ung <davidu@mips.com>
6136 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
6137 (__mips16_unorddf2, __mips16_floatunsidf): New.
6138 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
6140 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
6142 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6144 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
6145 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
6146 * tree.h (OMP_SECTIONS_CONTROL): New macro.
6147 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
6148 * omp-low.c (get_ws_args_for, determine_parallel_type,
6149 expand_omp_for_generic, expand_omp_for_static_nochunk,
6150 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6151 Work with more precise CFG.
6152 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
6153 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
6155 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
6156 * gimple-low.c (lower_stmt): Ditto.
6157 * tree-inline.c (estimate_num_insns_1): Ditto.
6158 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
6159 (OMP_SECTIONS_SWITCH): New.
6160 * tree-cfgcleanup.c (cleanup_omp_return): New.
6161 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
6162 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
6163 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
6164 (tree_redirect_edge_and_branch): Handle omp constructs.
6166 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
6167 with three arguments.
6169 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6171 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
6174 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6176 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
6177 the loop structures may need fixing.
6178 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
6180 (cleanup_tree_cfg_loop): Removed.
6181 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
6182 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
6183 instead of running cleanup_tree_cfg_loop.
6184 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
6185 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
6186 (tree_predictive_commoning): Declaration changed.
6187 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
6189 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
6191 * doc/invoke.texi (l1-cache-size): Update documentation.
6192 (l2-cache-size): Document.
6193 * params.h (L2_CACHE_SIZE): New macro.
6194 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
6195 that L1_CACHE_SIZE is in kB now.
6196 (L2_CACHE_SIZE_BYTES): New macro.
6197 (tree_ssa_prefetch_arrays): Show size in kB.
6198 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
6199 and l2_cache_size fields.
6200 * config/i386/driver-i386.c (describe_cache): Detect cache size
6202 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
6203 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
6204 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
6205 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
6206 (override_options): Set l1-cache-size and l2-cache-size to default
6207 values if not specified otherwise.
6208 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
6209 (PARAM_L2_CACHE_SIZE): New.
6211 2007-08-01 Nigel Stephens <nigel@mips.com>
6212 David Ung <davidu@mips.com>
6213 Thiemo Seufer <ths@mips.com>
6214 Chris Dearman <chris@mips.com>
6215 Richard Sandiford <richard@codesourcery.com>
6217 * config.gcc (mips*-sde-elf*): New stanza.
6218 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
6219 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
6220 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
6221 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
6222 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
6223 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
6225 * config/mips/sde.h: New file.
6226 * config/mips/t-libgcc-mips16: Likewise.
6227 * config/mips/t-sde: Likewise.
6228 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
6229 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
6230 _MIPS_FPSET and _MIPS_SZINT.
6231 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
6232 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
6233 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
6234 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
6235 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6236 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
6237 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
6238 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
6239 _MIPS_SZPTR and _MIPS_FPSET.
6240 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
6241 architecture is specified.
6242 (MIPS_32BIT_OPTION_SPEC): New macro.
6244 2007-07-31 Dan Hipschman <dsh@google.com>
6246 * gcc.c (end_going_arg): New function.
6247 (do_spec_2): Use it.
6248 (do_spec_1): Use it.
6250 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
6252 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
6253 only if ENABLE_CHECKING is defined.
6255 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
6257 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
6258 df_ru_add_problem, df_ru_get_bb_info): Removed.
6259 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
6260 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
6261 df_ru_free_bb_info, df_ru_alloc,
6262 df_ru_bb_local_compute_process_def,
6263 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
6264 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
6265 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
6266 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
6267 df_ru_add_problem): Removed.
6269 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6272 * pa.md (casesi32): Use match_scratch. Revise insn condition.
6273 (casesi32p, casesi64p): Likewise.
6274 (casesi): Adjust for above.
6276 2007-07-31 Richard Sandiford <richard@codesourcery.com>
6278 * mode-switching.c (create_pre_exit): Don't search past calls.
6280 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
6282 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
6284 2007-07-31 Revital Eres <eres@il.ibm.com>
6286 * ddg.c (add_deps_for_def): Rename to...
6287 (add_cross_iteration_register_deps): This. Change implementation
6288 to use only reaching def and def-use chains to construct the
6289 inter loop dependencies.
6290 (add_deps_for_use): Remove function.
6291 (build_inter_loop_deps): Call add_cross_iteration_register_deps
6292 function to build the inter loop dependencies.
6293 * modulo-sched.c (sms_schedule): Build only
6294 reaching def and def-use chains for the propose of the ddg
6297 2007-07-31 Julian Brown <julian@codesourcery.com>
6299 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
6300 New define_insns. Use correct RTL.
6301 (vec_set<mode>): Write as expander.
6303 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
6305 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
6306 to an unallocated space.
6308 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
6311 (split_constant_offset): Enable split_constant_offset to extract
6312 constants from other statements.
6313 * tree-vect-transform.c
6314 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
6315 to a temp var. Force base_offset to be simple.
6317 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
6319 * df-scan.c (df_scan_verify): Remove artificial limit on
6320 the number of blocks for verification.
6321 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
6322 df_simulate_defs): Avoid unnecessary insn checking for defs.
6324 2007-07-29 Mark Mitchell <mark@codesourcery.com>
6326 * config/m68k/lb1sf68.asm (FUNC): New macro.
6328 (__udivsi3): Likewise.
6329 (__divsi3): Likewise.
6330 (__umodsi3): Likewise.
6331 (__modsi3): Likewise.
6332 (__subdf3): Likewise.
6333 (__adddf3): Likewise.
6334 (__muldf3): Likewise.
6335 (__divdf3): Likewise.
6336 (__negdf2): Likewise.
6337 (__cmpdf2): Likewise.
6338 (__subsf3): Likewise.
6339 (__addsf3): Likewise.
6340 (__mulsf3): Likewise.
6341 (__divsf3): Likewise.
6342 (__negsf2): Likewise.
6343 (__cmpsf2): Likewise.
6344 (__eqdf2): Likewise.
6345 (__nedf2): Likewise.
6346 (__gtdf2): Likewise.
6347 (__gedf2): Likewise.
6348 (__ltdf2): Likewise.
6349 (__ledf2): Likewise.
6350 (__eqsf2): Likewise.
6351 (__nesf2): Likewise.
6352 (__gtsf2): Likewise.
6353 (__gesf2): Likewise.
6354 (__ltsf2): Likewise.
6355 (__lesf2): Likewise.
6357 2007-07-30 Ollie Wild <aaw@google.com>
6359 * c-ppoutput.c (print_lines_directives_only): New function.
6360 (scan_translation_unit_directives_only): New function.
6361 (preprocess_file): Add call to scan_translation_unit_directives_only.
6362 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
6363 (sanitize_cpp_opts): Add default flag_dump_macros setting for
6364 -fdirectives-only. Add errors for -fdirectives-only conflict with
6365 -Wunused-macros and -traditional.
6366 (finish_options): Add builtin macro initialization for
6367 -fdirectives-only + -fpreprocessed.
6368 * c.opt (fdirectives-only): New.
6369 * doc/cppopts.texi (fdirectives-only): New.
6371 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6373 * alias.c (record_set, memory_modified_1): Constify.
6374 * bt-load.c (note_btr_set): Likewise.
6375 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
6376 * combine.c (set_nonzero_bits_and_sign_copies,
6377 expand_field_assignment, record_dead_and_set_regs_1,
6378 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
6379 likely_spilled_retval_1): Likewise.
6380 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
6381 frv_io_handle_set): Likewise.
6382 * config/mips/mips.c (mips_sim_record_set,
6383 vr4130_true_reg_dependence_p_1): Likewise.
6384 * config/mt/mt.c (insn_dependent_p_1): Likewise.
6385 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
6386 * config/sh/sh.c (flow_dependent_p_1): Likewise.
6387 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
6388 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
6389 * ddg.c (mark_mem_store): Likewise.
6390 * df-problems.c (df_urec_mark_reg_change): Likewise.
6391 * function.c (update_epilogue_consts): Likewise.
6392 * gcse.c (record_set_info, record_last_set_info,
6393 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
6394 reg_clear_last_set): Likewise.
6395 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
6397 * jump.c (reversed_comparison_code_parts): Likewise.
6398 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
6399 reg_is_set): Likewise.
6400 * loop-iv.c (mark_altered): Likewise.
6401 * mode-switching.c (reg_becomes_live): Likewise.
6402 * optabs.c (no_conflict_move_test): Likewise.
6403 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
6405 * postreload.c (reload_combine_note_store, move2add_note_store):
6407 * regmove.c (flags_set_1): Likewise.
6408 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
6410 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
6412 * resource.c (update_live_status): Likewise.
6413 * rtl.h (set_of, note_stores): Likewise.
6414 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
6415 note_stores, parms_set): Likewise.
6416 * sched-rgn.c (sets_likely_spilled_1): Likewise.
6417 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
6419 * var-tracking.c (count_stores, add_stores): Likewise.
6421 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6423 * alias.c (mems_in_disjoint_alias_sets_p,
6424 fixed_scalar_and_varying_struct_p, aliases_everything_p,
6425 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
6426 write_dependence_p, mems_in_disjoint_alias_sets_p,
6427 read_dependence, true_dependence, canon_true_dependence,
6428 anti_dependence, output_dependence): Constify.
6429 * combine.c (extended_count): Likewise.
6430 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
6431 * cselib.c (get_value_hash, references_value_p,
6432 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
6433 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
6434 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
6435 * function.c (contains, prologue_epilogue_contains,
6436 sibcall_epilogue_contains): Likewise.
6437 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
6438 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
6439 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
6440 reg_or_subregno): Likewise.
6441 * recog.c (asm_noperands): Likewise.
6442 * reload1.c (function_invariant_p): Likewise.
6443 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
6444 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
6445 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
6446 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
6447 true_regnum, reg_or_subregno, condjump_in_parallel_p,
6448 extended_count, prologue_epilogue_contains,
6449 sibcall_epilogue_contains, function_invariant_p, true_dependence,
6450 canon_true_dependence, read_dependence, anti_dependence,
6451 output_dependence): Likewise.
6452 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
6454 2007-07-30 Julian Brown <julian@codesourcery.com>
6456 * config/arm/neon.md (V_ext): New mode attribute.
6457 (neon_vget_lane<mode>): Replace with define_expand.
6458 (neon_vget_lane<mode>_sext_internal)
6459 (neon_vget_lane<mode>_zext_internal): New define_insns for double
6460 and quad precision vectors.
6461 (neon_vget_lanedi): Add bounds check. Remove dead comment.
6462 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
6463 have typeless 32-bit result.
6465 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6468 * tree-affine.h (aff_tree): The type of rest is sizetype for types
6470 * tree-affine.c (aff_combination_scale): If type is a pointer type,
6471 use sizetype for rest.
6472 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
6473 (aff_combination_convert): Don't convert rest for pointer types.
6475 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6477 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
6479 * tree-ssa-alias.c: Add alloc-pool.h.
6480 (init_alias_info): Free alias_bitmap_obstack.
6481 (delete_alias_info): Call delete_mem_ref_stats.
6482 (get_mem_sym_stats_for): Use alloc_pool.
6483 (init_mem_ref_stats): Do not delete mem_ref_stats here.
6484 (delete_mem_sym_stats): Removed.
6486 2007-07-29 Sebastian Pop <sebpop@gmail.com>
6488 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
6489 functions cannot be represented as classical distance vectors.
6491 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6493 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
6494 * builtins.c (validate_arg, builtin_mathfn_code,
6495 validate_arglist): Likewise.
6496 * calls.c (call_expr_flags): Likewise.
6497 * combine.c (reg_nonzero_bits_for_combine,
6498 reg_num_sign_bit_copies_for_combine, get_last_value,
6499 reg_truncated_to_mode): Likewise.
6500 * emit-rtl.c (subreg_lowpart_p): Likewise.
6501 * expr.c (highest_pow2_factor_for_target,
6502 categorize_ctor_elements_1, categorize_ctor_elements,
6503 count_type_elements, contains_packed_reference,
6504 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
6505 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
6506 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
6507 native_encode_int, native_encode_real, native_encode_complex,
6508 native_encode_vector, native_encode_expr, native_interpret_int,
6509 native_interpret_real, native_interpret_complex,
6510 native_interpret_vector, native_interpret_expr): Likewise.
6511 * function.c (use_register_for_decl): Likewise.
6512 * gimplify.c (get_name): Likewise.
6513 * langhooks-def.h (lhd_return_null_const_tree): New.
6514 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
6515 * langhooks.c (lhd_return_null_const_tree): New.
6516 * langhooks.h (lang_get_callee_fndecl): Constify.
6517 * output.h (constructor_static_from_elts_p): Likewise.
6518 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
6519 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
6520 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
6521 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
6522 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
6523 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
6524 * rtlhooks-def.h (reg_nonzero_bits_general,
6525 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
6527 * rtlhooks.c (reg_num_sign_bit_copies_general,
6528 reg_nonzero_bits_general, reg_truncated_to_mode_general):
6530 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
6531 * stor-layout.c (mode_for_size_tree): Likewise.
6532 * tree-ssa-loop-im.c (memref_eq): Likewise.
6533 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
6534 * tree.c (contains_placeholder_p, type_list_equal,
6535 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
6537 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
6538 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
6539 contains_placeholder_p, contains_packed_reference,
6540 get_callee_fndecl, operand_equal_for_phi_arg_p,
6541 warn_if_unused_value, is_body_block, native_encode_expr,
6542 native_interpret_expr, fold_convertible_p, operand_equal_p,
6543 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
6544 validate_arglist, simple_cst_equal, type_list_equal,
6545 use_register_for_decl, call_expr_flags, get_name,
6546 highest_pow2_factor): Likewise.
6547 (const_call_expr_arg_iterator_d,
6548 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
6549 first_const_call_expr_arg, more_const_call_expr_args_p,
6550 FOR_EACH_CONST_CALL_EXPR_ARG): New.
6551 * varasm.c (constructor_static_from_elts_p): Constify.
6553 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
6555 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
6556 config/arm/neon-schedgen.ml, config/arm/neon.ml,
6557 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
6558 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
6559 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
6560 tree-vect-transform.c, tree.def: Fix comment typos. Follow
6561 spelling conventions.
6562 * doc/invoke.texi: Follow spelling conventions.
6564 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
6565 Revital Eres <eres@il.ibm.com>
6567 * modulo-sched.c (sms_schedule): Avoid loops which includes
6568 auto-increment instructions.
6570 2007-07-28 Richard Guenther <rguenther@suse.de>
6573 * fold-const.c (fold_cond_expr_with_comparison): Convert
6574 operand zero of MIN/MAX_EXPR to correct type.
6576 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6578 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
6579 flags_from_decl_or_type): Constify.
6580 * gcc.c (do_spec_1): Likewise.
6581 * print-tree.c (dump_addr, print_node_brief): Likewise.
6582 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
6583 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
6584 tree_purge_all_dead_eh_edges): Likewise.
6585 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
6586 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
6588 * tree.c (expr_location, expr_has_location, expr_locus,
6589 expr_filename, expr_lineno, get_inner_array_type,
6590 fields_compatible_p): Likewise.
6591 * tree.h (get_inner_array_type, fields_compatible_p,
6592 expr_location, expr_has_location, expr_locus, expr_filename,
6593 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
6594 setjmp_call_p, alloca_call_p): Likewise.
6596 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
6598 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
6599 TV_FLOW_INSENSITIVE.
6601 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
6603 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
6604 (compute_flow_insensitive_aliasing): Ditto for
6605 TV_FLOW_INSENSITIVE.
6607 2007-07-27 Jan Hubicka <jh@suse.cz>
6609 * config/i386/i386.c (register_move_cost): Remove accidentally
6610 comitted #if 0 block.
6612 * attribs.c: Include hashtab.h
6613 (attribute_hash): New.
6614 (substring): New structure.
6615 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
6617 (init_attributes): Initialize attribute hash.
6618 (decl_attributes): Use attribute hash.
6619 * Makefile.in (attribs.c): Depend on hashtab.h.
6621 2007-07-27 Steve Ellcey <sje@cup.hp.com>
6623 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
6625 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6627 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
6628 __mips_dspr2 and __mips_dsp_rev macros.
6629 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
6631 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
6633 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
6635 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
6639 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
6640 and the updating of the live and do_not_gen sets.
6641 (df_note_bb_compute): Added updating of live and do_not_gen sets
6642 for regular defs so that the case of clobber inside conditional
6643 call is processed correctly.
6645 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
6647 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
6648 operands with compatible type.
6650 2007-07-27 Richard Sandiford <richard@codesourcery.com>
6652 * expr.h (store_bit_field): Don't return a value.
6653 * expmed.c (check_predicate_volatile_ok): New function.
6654 (store_bit_field_1): New function, extracted from store_bit_field.
6655 Take a fallback_p argument and return true if the operation succeeded.
6656 Only use store_fixed_bit_field if fallback_p. Don't recompute
6657 mode_for_extraction; use op_mode instead. Try forcing memories
6658 into registers if the insv expander fails.
6659 (store_bit_field): Use store_bit_field_1 with fallback_p true.
6660 Don't return a value.
6661 (convert_extracted_bit_field): New function, extracted from
6663 (extract_bit_field_1): Likewise. Take a fallback_p argument
6664 and return NULL if the operation succeeded. Only use
6665 extract_fixed_bit_field if fallback_p. Only calculate one
6666 extraction mode. Combine code for extv and extzv. Try forcing
6667 memories into registers if the ext(z)v expander fails.
6668 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
6670 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6672 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
6674 (df_ref): Likewise. Put regno with other integer fields.
6676 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
6678 * df.h (df_mw_hardreg): Remove "loc" field.
6679 * df-scan.c (df_ref_record): Don't set it. Remove redundant
6681 * df-problems.c (df_whole_mw_reg_unused_p): New function,
6682 split out from df_set_unused_notes_for_mw. Return false for
6683 partial references. Assert that mw_reg is a REG when returning true.
6684 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
6685 (df_whole_mw_reg_dead_p): New function, split out from
6686 df_set_dead_notes_for_mw. Return false for partial references.
6687 Assert that mw_reg is a REG when returning true.
6688 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
6689 Remove redundant bitmap check.
6691 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
6693 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
6694 ($(T)crtend.o): Likwise.
6695 ($(T)crtbeginS.o): Likwise.
6696 ($(T)crtendS.o): Likwise.
6697 ($(T)crtfastmath.o): Likwise.
6699 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
6701 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
6702 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
6703 * basic-block.h (struct control_flow_graph): Added x_dom_computed
6704 and x_n_bbs_in_dom_tree fields.
6706 2007-07-26 Steve Ellcey <sje@cup.hp.com>
6708 PR tree-optimization/32087
6709 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
6710 Do not call scale_bbs_frequencies_int with prob of zero.
6712 2007-07-26 Julian Brown <julian@codesourcery.com>
6714 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
6715 (neon_element_bits): Add prototypes.
6716 * config/arm/arm.c (bounds_check, neon_lane_bounds)
6717 (neon_const_bounds, neon_element_bits): New functions.
6718 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
6719 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
6720 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
6721 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
6722 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
6723 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
6724 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
6725 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
6726 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
6727 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
6728 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
6729 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
6730 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
6732 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
6734 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
6735 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
6737 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
6738 Julian Brown <julian@codesourcery.com>
6740 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
6741 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
6742 * config/arm/cortex-a8.md: New.
6743 * config/arm/cortex-a8-neon.md: New.
6744 * config/arm/neon-schedgen.ml: New.
6745 * config/arm/neon.md (vqh_mnem): New.
6747 (Is_float_mode): New.
6748 (Scalar_mul_8_16): New.
6750 (V_mode_nunits): New.
6751 (All instruction patterns): Annotate with neon_type attribute
6753 * config/arm/arm.md: Include cortex-a8.md.
6754 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
6756 Annotate instruction patterns accordingly.
6757 (generic_sched): Do not use generic scheduling for Cortex-A8.
6758 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
6760 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
6762 * fold-const.c (fold_read_from_constant_string): Use
6764 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
6766 2007-07-26 Nick Clifton <nickc@redhat.com>
6768 * tree-ssa-operands.h: Change copyright header to refer to version
6769 3 of the GNU General Public License and to point readers at the
6770 COPYING3 file and the FSF's license web page.
6771 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
6772 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
6773 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
6774 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
6775 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
6776 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
6777 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
6778 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
6779 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
6780 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
6781 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
6782 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
6783 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
6784 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
6785 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
6786 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
6787 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
6788 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
6789 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
6790 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
6791 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
6792 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
6793 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
6794 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
6795 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
6796 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
6797 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
6798 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
6799 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
6800 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
6801 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
6802 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
6803 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
6804 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
6805 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
6806 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
6807 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
6808 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
6809 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
6810 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
6811 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
6812 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
6813 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
6814 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
6815 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
6816 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
6817 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
6818 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
6819 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
6820 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
6821 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
6822 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
6823 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
6824 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
6825 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
6826 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
6827 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
6828 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
6829 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
6830 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
6831 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
6832 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
6833 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
6834 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
6835 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
6836 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
6837 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
6838 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
6839 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
6840 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
6841 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
6842 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
6843 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
6844 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
6845 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
6846 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
6847 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
6848 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
6849 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
6850 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
6851 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
6852 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
6853 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
6854 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
6855 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
6856 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
6857 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
6858 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
6859 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
6860 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
6861 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
6862 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
6863 vecprim.h, basic-block.h, tree-ssa-structalias.c,
6864 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
6865 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
6866 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
6867 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
6868 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
6869 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
6870 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
6871 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
6872 convert.c, convert.h, langhooks-def.h, reload1.c,
6873 tree-ssa-operands.c: Likewise.
6875 2007-07-26 Jan Hubicka <jh@suse.cz>
6877 * tree-ssa-live.c: Include debug.h and flags.h.
6878 (mark_scope_block_unused): New function.
6879 (remove_unused_scope_block_p): New function.
6880 (remove_unused_locals): Remove unused blocks too.
6882 2007-07-25 Ian Lance Taylor <iant@google.com>
6884 * combine.c (combine_max_regno): Remove. Remove all uses.
6885 (struct reg_stat_struct): Rename from struct reg_stat.
6886 (reg_stat_type): Define, and declare VECs.
6887 (reg_stat): Change from pointer to VEC. Change all uses.
6888 (combine_split_insns): New static function.
6889 (try_combine, find_split_point): Call it instead of split_insns.
6891 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6893 * cfghooks.c (split_block): Fix the information about loop latch.
6895 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6897 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
6899 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
6901 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6902 Scan the new edge for loop exit info.
6904 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
6906 * config/darwin.c: Include debug.h.
6908 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6911 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
6913 2007-07-25 Steve Ellcey <sje@cup.hp.com>
6915 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
6916 (HARD_REGNO_MODE_OK): Ditto.
6917 (MODES_TIEABLE_P): Ditto.
6918 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
6919 (CLASS_MAX_NREGS): Ditto.
6920 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
6921 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
6922 (divdf3_internal_thr): Removed.
6923 * config/ia64/div.md: New file.
6924 * config/ia64/constraints.md: Add H constraint.
6926 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6928 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
6929 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
6930 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
6931 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
6932 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
6933 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
6934 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
6935 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
6936 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
6937 dump_sbitmap_file, debug_sbitmap, popcount_table,
6938 sbitmap_popcount): Constify.
6939 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
6940 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
6941 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
6942 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
6943 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
6944 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
6945 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
6946 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
6947 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
6948 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
6949 sbitmap_popcount, sbitmap_verify_popcount): Constify.
6951 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6953 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
6954 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
6955 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
6956 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
6957 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
6958 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
6959 bitmap_intersect_p, bitmap_intersect_compl_p,
6960 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6961 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
6963 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
6964 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
6965 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
6966 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
6967 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
6968 debug_bitmap, debug_bitmap_file, bitmap_print,
6969 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
6970 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
6972 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
6974 * config/darwin.c (darwin_override_options): Additional fix for
6975 debug info formats that don't support var tracking.
6977 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6979 * cselib.c (entry_and_rtx_equal_p): Constify.
6980 * gengtype.c (output_mangled_typename, write_types, write_local):
6982 * gengtype.h (const_type_p): New.
6983 * see.c (eq_descriptor_extension, hash_descriptor_extension):
6985 * tlink.c (scan_linker_output): De-constify.
6986 * tree-ssa-loop-im.c (memref_eq): Constify.
6987 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
6988 (shared_bitmap_hash, shared_bitmap_eq): Constify.
6990 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6992 * c-common.c (fname_as_string, c_type_hash): Constify.
6993 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
6994 * cgraph.c (edge_hash, edge_eq): Likewise.
6995 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
6996 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
6997 reg_attrs_htab_eq): Likewise.
6998 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
7000 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
7001 const_decl_t, const_state_t, const_automata_list_el_t): New.
7002 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
7003 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
7004 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
7005 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
7006 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
7007 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
7008 compare_max_occ_cycle_nums, out_state_arcs_num,
7009 compare_transition_els_num, units_cmp, state_reservs_cmp):
7011 * genmodes.c (cmp_modes): Likewise.
7012 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
7013 * gimplify.c (compare_case_labels): Likewise.
7014 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
7015 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
7016 * matrix-reorg.c (mtt_info_hash): Likewise.
7017 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
7018 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
7019 (htab_hash_bucket, htab_hash_elem): Constify.
7020 * tree-browser.c (TB_parent_eq): Likewise.
7021 * tree-scalar-evolution.c (hash_scev_info): Likewise.
7022 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
7023 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
7024 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
7026 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
7027 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
7028 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
7029 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
7030 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
7032 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
7033 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
7034 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
7035 * tree-ssa-threadupdate.c (redirection_data_hash,
7036 redirection_data_eq): Likewise.
7037 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
7038 * tree-ssa.c (var_ann_eq): Likewise.
7039 * tree-vrp.c (compare_case_labels): Likewise.
7040 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
7041 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
7042 tree_not_check_failed, tree_class_check_failed,
7043 tree_range_check_failed, tree_not_class_check_failed,
7044 omp_clause_check_failed, omp_clause_range_check_failed,
7045 tree_contains_struct_check_failed, tree_operand_check_failed):
7047 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
7048 tree_not_check_failed, tree_class_check_failed,
7049 tree_range_check_failed, tree_not_class_check_failed,
7050 tree_operand_check_failed, omp_clause_operand_check_failed,
7051 tree_operand_length): Likewise.
7052 * var-tracking.c (const_variable): New.
7053 (variable_htab_hash, variable_htab_eq): Constify.
7054 * varasm.c (const_desc_hash): Likewise.
7056 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7058 * expr.c (handled_component_p): Constify.
7059 * fold-const.c (fit_double_type): Likewise.
7060 * real.h (real_value_from_int_cst): Likewise.
7061 * tree-flow-inline.h (gimple_in_ssa_p,
7062 gimple_aliases_computed_p, gimple_addressable_vars,
7063 gimple_call_clobbered_vars, gimple_referenced_vars,
7064 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
7065 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
7066 may_aliases, end_readonly_imm_use_p, has_zero_uses,
7067 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
7068 is_label_stmt, is_global_var, phi_ssa_name_p,
7069 factoring_name_p, is_call_clobbered, tree_common_ann,
7070 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
7071 unmodifiable_var_p, array_ref_contains_indirect_ref,
7072 ref_contains_array_ref, lookup_subvars_for_var,
7073 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
7074 gimple_mem_ref_stats): Likewise.
7075 * tree-flow.h (tree_common_ann, var_ann, function_ann,
7076 may_aliases, is_exec_stmt, is_label_stmt,
7077 ref_contains_array_ref, array_ref_contains_indirect_ref,
7078 var_can_have_subvars, overlap_subvar, is_call_clobbered,
7079 unmodifiable_var_p): Likewise.
7080 * tree-gimple.c (is_gimple_min_invariant): Likewise.
7081 * tree-gimple.h (is_gimple_min_invariant): Likewise.
7082 * tree.c (type_hash_list, attribute_hash_list, tree_size,
7083 cst_and_fits_in_hwi, real_value_from_int_cst,
7084 build_real_from_int_cst, integer_zerop, integer_onep,
7085 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
7086 tree_floor_log2, real_zerop, real_onep, real_twop,
7087 real_minus_onep, really_constant_p, purpose_member, chain_member,
7088 list_length, fields_length, int_size_in_bytes, bit_position,
7089 int_bit_position, byte_position, int_byte_position, expr_align,
7090 array_type_nelts, tree_node_structure,
7091 type_contains_placeholder_1, iterative_hash_pointer,
7092 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
7093 tree_map_base_eq, type_hash_list, type_hash_eq,
7094 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
7095 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
7096 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7097 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
7098 int_fits_type_p, get_containing_scope, decl_function_context,
7099 decl_type_context, omp_clause_operand_check_failed,
7100 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
7101 * tree.h (omp_clause_operand_check_failed, tree_size,
7102 build_real_from_int_cst, array_type_nelts, purpose_member,
7103 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
7104 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
7105 is_attribute_p, check_qualified_type, expr_align,
7106 int_size_in_bytes, bit_position, int_bit_position, byte_position,
7107 int_byte_position, list_length, fields_length, initializer_zerop,
7108 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
7109 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
7110 tree_node_structure, handled_component_p, get_containing_scope,
7111 decl_function_context, decl_type_context, real_zerop,
7112 type_num_arguments, fit_double_type, really_constant_p,
7113 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
7114 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
7115 real_twop, real_minus_onep, int_cst_value): Likewise.
7117 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7119 * cfglayout.c (insn_scope, insn_line): Constify.
7120 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
7121 const_double_htab_hash, const_double_htab_eq,
7122 mem_attrs_htab_hash): Likewise.
7123 * loop-iv.c (biv_eq): Likewise.
7124 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
7125 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
7126 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
7128 * rtl-error.c (location_for_asm, diagnostic_for_asm,
7129 error_for_asm, warning_for_asm, _fatal_insn,
7130 _fatal_insn_not_found): Likewise.
7131 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
7132 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
7133 rtl_check_failed_type2, rtl_check_failed_code1,
7134 rtl_check_failed_code2, rtl_check_failed_code_mode,
7135 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
7136 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
7137 rtl_check_failed_type2, rtl_check_failed_code1,
7138 rtl_check_failed_code2, rtl_check_failed_code_mode,
7139 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
7140 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
7141 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
7142 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
7143 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
7144 rtx_unstable_p, get_integer_term, get_related_value,
7145 offset_within_block_p, reg_mentioned_p, count_occurrences,
7146 reg_referenced_p, reg_used_between_p, no_labels_between_p,
7147 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
7148 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
7149 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
7150 find_constant_src, find_reg_fusage, find_regno_fusage,
7151 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
7152 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
7153 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
7154 computed_jump_p, auto_inc_p, in_expr_list_p,
7155 remove_node_from_expr_list, loc_mentioned_in_p,
7156 label_is_jump_target_p, reversed_comparison_code_parts,
7157 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
7158 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
7159 print_inline_rtx): Likewise.
7160 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
7161 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
7162 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
7163 get_integer_term, get_related_value, offset_within_block_p,
7164 count_occurrences, reg_mentioned_p, no_labels_between_p,
7165 reg_used_between_p, reg_referenced_p, single_set_2,
7166 multiple_sets, set_noop_p, refers_to_regno_p,
7167 reg_overlap_mentioned_p, dead_or_set_p,
7168 covers_regno_no_parallel_p, covers_regno_p,
7169 dead_or_set_regno_p, find_reg_note, find_regno_note,
7170 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
7171 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
7172 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
7173 side_effects_p, may_trap_p_1, may_trap_p,
7174 may_trap_after_code_motion_p, may_trap_or_fault_p,
7175 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
7176 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
7177 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
7178 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
7179 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
7181 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
7182 warning_for_asm): Likewise.
7183 * tree.h (print_rtl): Likewise.
7184 * varasm.c (get_pool_mode): Likewise.
7186 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7188 * c-lex.c (c_lex_with_flags, lex_string): Constify.
7189 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
7190 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
7191 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
7192 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
7193 * ddg.c (compare_sccs): Likewise.
7194 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
7195 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
7196 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
7197 decimal_do_fix_trunc, decimal_real_to_integer,
7198 decimal_real_to_integer2, decimal_real_maxval): Likewise.
7199 * dse.c (const_group_info_t): New.
7200 (invariant_group_base_eq, invariant_group_base_hash): Constify.
7201 * dwarf2out.c (const_dw_die_ref): New.
7202 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
7203 * tree-browser.c (TB_parent_eq): Likewise.
7204 * unwind-dw2-fde.c (__register_frame_info_bases,
7205 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
7206 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
7208 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
7209 * unwind-dw2.c (uw_frame_state_for): Likewise.
7210 * value-prof.c (histogram_hash, histogram_eq): Likewise.
7211 * value-prof.h (const_histogram_value): New.
7213 2007-07-25 Richard Sandiford <richard@codesourcery.com>
7215 * config/mips/mips.c (machine_function): Add
7216 initialized_mips16_gp_pseudo_p.
7217 (mips16_gp_pseudo_reg): Do not emit the initialization of
7218 mips16_gp_pseudo_rtx when being called from the gimple cost-
7219 calculation routines; emit it on the first use outside those
7222 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7224 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
7227 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
7228 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
7229 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
7230 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
7231 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
7232 Preserve const-ness of parameters through use of __typeof(),
7233 also constify and tidy.
7235 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
7236 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
7237 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
7238 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
7239 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
7240 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
7241 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
7242 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
7243 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
7245 2007-07-25 Julian Brown <julian@codesourcery.com>
7246 Mark Shinwell <shinwell@codesourcery.com>
7248 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
7249 (alpha_mangle_type): This.
7250 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7251 (TARGET_MANGLE_TYPE): Define this instead.
7252 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
7253 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
7254 (arm_init_neon_builtins): Fix comment.
7255 (arm_mangle_map_entry): New.
7256 (arm_mangle_map): New.
7257 (arm_mangle_type): New.
7258 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
7259 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
7260 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
7261 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7262 (TARGET_MANGLE_TYPE): Define this instead.
7263 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
7264 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
7265 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
7266 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7267 (TARGET_MANGLE_TYPE): Define this instead.
7268 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
7270 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
7271 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7272 (TARGET_MANGLE_TYPE): Define this instead.
7273 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
7274 (s390_mangle_type): This.
7275 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7276 (TARGET_MANGLE_TYPE): Define this instead.
7277 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
7278 (sparc_mangle_type): This.
7279 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
7280 (TARGET_MANGLE_TYPE): Define this instead.
7281 * cp/mangle.c (write_type): Call mangle_type target hook on all
7282 types before mangling. Use original type, not main variant, as
7284 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
7285 (TARGET_MANGLE_TYPE): This.
7286 * target.h (gcc_target): Rename mangle_fundamental_type to
7288 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
7289 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
7291 2007-07-25 Julian Brown <julian@codesourcery.com>
7292 Paul Brook <paul@codesourcery.com>
7293 Joseph Myers <joseph@codesourcery.com>
7294 Mark Shinwell <shinwell@codesourcery.com>
7296 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
7297 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
7298 (with_fpu): Allow --with-fpu=neon.
7299 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
7300 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
7301 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
7302 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
7303 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
7304 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
7305 (neon_emit_pair_result_insn, neon_disambiguate_copy)
7306 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
7307 (output_move_neon): Add prototypes.
7308 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
7309 (all_fpus): Add FPUTYPE_NEON.
7310 (fp_model_for_fpu): Add NEON field.
7311 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
7312 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
7314 (arm_legitimate_address_p): Don't support fancy addressing for NEON
7316 (thumb2_legitimate_address_p): Likewise.
7317 (neon_valid_immediate): Recognize and prepare constants suitable for
7319 (neon_immediate_valid_for_move): New function. Recognize and prepare
7320 immediates for NEON move instructions.
7321 (neon_immediate_valid_for_logic): New function. Recognize and
7322 prepare immediates for NEON logic instructions.
7323 (neon_output_logic_immediate): New function. Create asm string
7324 suitable for outputting immediate logic instructions.
7325 (neon_pairwise_reduce): New function. Implement reduction using
7326 pairwise operations.
7327 (neon_expand_vector_init): New function. Expand a (possibly
7328 non-constant) vector initialization.
7329 (neon_vector_mem_operand): New function. Memory operands supported
7330 for quad-word loads/stores to/from ARM or NEON registers. Don't
7331 allow base+offset addressing for core regs.
7332 (neon_struct_mem_operand): New function. Valid mems for NEON
7334 (coproc_secondary_reload_class): Enable NEON registers to be loaded
7335 from neon_vector_mem_operand addresses without a secondary register.
7336 (add_minipool_forward_ref): Handle >8-byte minipool entries.
7337 (add_minipool_backward_ref): Likewise.
7338 (dump_minipool): Likewise.
7339 (push_minipool_fix): Likewise.
7340 (output_move_quad): New function. Output quad-word moves, loads and
7341 stores using ARM registers.
7342 (output_move_vfp): Add support for vectors in VFP (NEON) D
7344 (output_move_neon): Output a NEON load/store to/from a quadword
7346 (arm_print_operand): Implement new codes:
7347 - 'c' for unadorned integers (without a # sign).
7348 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
7350 - 'e', 'f' for the low and high D parts of a NEON Q register.
7351 - 'q' outputs a NEON Q register.
7352 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
7353 - 'T' prints NEON opcode features from a coded bitmask.
7354 - 'F' is similar to T, but signed/unsigned codes both print as
7356 - 't' is similar to T, but 'u' is printed instead of 'p'.
7357 - 'O' prints 'r' if NEON instruction should perform rounding (as
7358 specified by bitmask), else prints nothing.
7359 - '#' is a punctuation character to stop operand numbers from
7360 running together with following digits in the assembler
7361 strings for instructions (when using mode attributes).
7362 (arm_assemble_integer): Handle extra NEON vector modes. Permute
7363 constant vectors in big-endian mode, where necessary.
7364 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
7365 Handle EI, OI, CI, XI modes.
7366 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
7367 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
7368 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
7369 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
7370 (neon_builtin_type_bits): Add enumeration, one bit for each vector
7372 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
7373 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
7374 to turn v8qi, etc. into bits defined above.
7375 (neon_itype): New enumeration. Classifications of NEON builtins.
7376 (neon_builtin_datum): Define struct. Contains information about
7377 a single builtin (with multiple modes).
7378 (CF): Define helper macro for...
7379 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
7381 (neon_builtin_data): New array. Define information about builtins
7382 for use during initialization/expansion.
7383 (arm_init_neon_builtins): New function.
7384 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
7386 (neon_builtin_compare): New function.
7387 (locate_neon_builtin_icode): New function. Find an insn code for a
7388 builtin given a function code for that builtin. Also return type of
7389 builtin (NEON_BINOP, NEON_UNOP etc.).
7390 (builtin_arg): New enumeration. Types of arguments for builtins.
7391 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
7392 Takes a variable argument list of builtin_arg types, terminated by
7394 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
7395 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
7396 (neon_emit_pair_result_insn): New function. Support returning pairs
7397 of vectors via a pointer.
7398 (neon_disambiguate_copy): New function. Set up operands for a
7399 multi-word copy such that registers do not get clobbered.
7400 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
7401 ARM_BUILTIN_NEON_BASE.
7402 (arm_file_start): Set float-abi attribute for NEON.
7403 (arm_vector_mode_supported_p): Enable NEON vector modes.
7404 (arm_mangle_map_entry): New.
7405 (arm_mangle_map): New.
7406 (arm_mangle_vector_type): New.
7407 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
7409 (TARGET_NEON): New macro. Target supports NEON.
7410 (fputype): Add FPUTYPE_NEON.
7411 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
7412 for vectorization based on command-line arg.
7413 (NEON_REGNO_OK_FOR_NREGS): Define.
7414 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
7415 (VALID_NEON_STRUCT_MODE): Define.
7416 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
7417 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
7418 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
7419 (consttable_16): Add pattern for outputting 16-byte minipool
7421 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
7423 (vec-common.md, neon.md): Include md files.
7424 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
7425 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
7426 (memory_constraint "Ut", "Un", "Us"): Define.
7427 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
7428 (MMX_char): New mode attribute.
7429 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
7430 (*add<mode>3_iwmmxt): New insn pattern.
7431 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
7432 (*sub<mode>3_iwmmxt): New insn pattern.
7433 (mulv4hi3): Rename to...
7434 (*mulv4hi3_iwmmxt): This.
7435 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
7436 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
7437 (uminv4hi3, uminv2si3): Remove. Replace with...
7438 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
7439 (*umin<mode>3_iwmmxt): These.
7440 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
7441 (ashr<mode>3_iwmmxt): This new pattern.
7442 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
7443 (lshr<mode>3_iwmmxt): This new pattern.
7444 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
7445 (ashl<mode>3_iwmmxt): This new pattern.
7446 * config/arm/neon-docgen.ml: New file. Generate documentation for
7448 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
7449 * config/arm/arm_neon.h: New (autogenerated).
7450 * config/arm/neon-testgen.ml: New file. Generate NEON tests
7452 * config/arm/neon.md: New file. Define NEON instructions.
7453 * config/arm/neon.ml: New file. Abstract description of NEON
7454 instructions, used to generate arm_neon.h header, documentation and
7456 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
7457 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
7459 * doc/extend.texi (ARM Built-in Functions): Rename and remove
7461 (ARM NEON Intrinsics): New subsection.
7462 * doc/arm-neon-intrinsics.texi: New (autogenerated).
7464 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
7466 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
7469 2007-07-24 Jan Hubicka <jh@suse.cz>
7471 * regclass.c (move_table): New type.
7472 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
7473 (init_move_cost): Break out from ...
7474 (init_reg_sets_1): ... here; simplify computation of
7475 have_regs-of_mode and contains_reg_of_mode.
7476 (record_reg_classes): Unswitch internal loops.
7477 (copy_cost): Trigger lazy initialization of move cost
7478 (record_address_regs): Likewise.
7480 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
7482 * config/darwin.c (darwin_override_options): Don't force on
7483 flag_var_tracking_uninit when no debug info is requested.
7485 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
7487 * cfgloop.c (init_loops_structure): New function.
7488 (flow_loops_find): Create root of the loop tree unconditionally.
7490 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
7492 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
7494 2007-07-24 Jan Hubicka <jh@suse.cz>
7496 * caller-save.c: Include ggc.h, gt-caller-save.h
7497 (reg_save_code, reg_restore_code): Rename to ...
7498 (cached_reg_save_code, cached_reg_restore_code): ... those.
7499 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
7500 (reg_save_code, reg_restore_code): New functions.
7501 (init_caller_save): Do not intialize
7502 reg_save_code/reg_restore_code tables.
7503 * Makefile.in: (gt-caller-save.h): New.
7505 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
7507 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
7508 with the mode of the original operand instead of
7511 2007-07-23 Jan Hubicka <jH@suse.cz>
7513 * i386.c (ix86_secondary_memory_needed): Break out to...
7514 (inline_secondary_memory_needed): ... here.
7515 (ix86_memory_move_cost): Break out to ...
7516 (inline_memory_move_cost): ... here; add support for IN value of 2 for
7517 maximum of input and output; fix handling of Q_REGS on 64bit.
7518 (ix86_secondary_memory_needed): Microoptimize.
7520 2007-07-23 Sebastian Pop <sebpop@gmail.com>
7522 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
7523 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
7524 stmts_from_loop, known_dependences_p, build_rdg): New.
7525 * tree-data-ref.h: Depends on graphds.h.
7526 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
7527 (build_rdg): Declared.
7528 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
7530 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
7532 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
7535 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
7536 Jakub Jelinek <jakub@redhat.com>
7538 PR middle-end/PR28690
7539 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
7541 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
7542 and MEM_POINTER operands over REG and MEM operands.
7543 (swap_commutative_operands_p): Change return value to bool.
7544 * rtl.h: Update the corresponding prototype.
7545 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
7546 instead of gen_rtx_PLUS.
7547 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
7548 value to bool. Change function arguments to rtx's and update code
7550 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
7551 calls to match the new declaration.
7552 * simplify-rtx.c (simplify_associative_operation): Don't
7553 reorder simplify_binary_operation arguments.
7555 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7557 * config/mips/mips.c (override_options): Use mips_costs to derive
7558 the default branch cost.
7559 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
7561 * config/mips/mips.opt (mbranch-cost=): New option.
7562 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
7564 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7566 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
7567 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
7568 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
7569 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
7571 2007-07-23 Richard Sandiford <richard@codesourcery.com>
7573 * config/mips/constraints.md (ks): New constraint.
7574 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
7575 (*add<mode>3_mips16): ...here.
7577 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
7579 * optabs.h (enum optab_index): Add new OTI_signbit.
7580 (signbit_optab): Define corresponding macro.
7581 (enum insn_code signbit_optab[]): Remove array.
7582 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
7583 (expand_copysign_absneg): If back end provides signbit insn, use it
7584 instead of bit operations on floating point argument.
7585 * builtins.c (enum insn_code signbit_optab[]): Remove array.
7586 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
7587 for availability of signbit insn.
7589 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
7590 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
7591 SSE mode is not active.
7592 (isinf<mode>2): Disable for mfpmath=sse,387.
7594 2007-07-22 Ben Elliston <bje@au.ibm.com>
7596 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
7598 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
7600 2007-07-20 Richard Guenther <rguenther@suse.de>
7602 * tree-cfg.c (verify_expr): COND_EXPRs can have any
7603 integral typed condition.
7604 * tree-ssa.c (useless_type_conversion_p): Do not preserve
7605 booleanness. Only preserve conversions from a non-base
7606 type to a base type, not in general between types with
7607 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
7608 * tree.def (COND_EXPR): Document that the condition
7609 can be of any integral type.
7611 2007-07-20 Nigel Stephens <nigel@mips.com>
7612 Richard Sandiford <richard@codesourcery.com>
7614 * config/mips/mips.h (mips_dwarf_regno): Declare.
7615 (DBX_REGISTER_NUMBER): Remove redundant brackets.
7616 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
7617 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
7618 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
7619 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7620 (REG_CLASS_NAMES): Update accordingly.
7621 * config/mips/mips.c (mips_dwarf_regno): New array.
7622 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
7623 (mips_subword): Remove special handling for accumulator registers.
7624 (override_options): Initiailize mips_dwarf_regno. Remove use
7626 (mips_swap_registers): New function.
7627 (mips_conditional_register_usage): Swap accumulator registers
7628 around if TARGET_LITTLE_ENDIAN.
7629 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
7630 * config/mips/constraints.md (h, l): Use the endianness to choose
7631 between MD0_REG and MD1_REG.
7632 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
7633 alternative-dependent template.
7635 2007-07-20 Richard Sandiford <richard@codesourcery.com>
7637 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
7640 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7642 * function.c (thread_prologue_and_epilogue_insns): Fix exit
7643 predecessor fallthru flags.
7645 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7647 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
7648 of compare to the same type.
7649 * cfgloopmanip.c (add_loop): Update information about loop exits.
7650 (loop_version): Remove the innermost loop requirement.
7651 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
7652 to sizetype for pointers.
7654 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
7656 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
7657 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
7658 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
7660 * config/dfp-bit.c: Empty for TFmode conversions.
7662 2007-07-18 Caroline Tice <ctice@apple.com>
7664 * var-tracking.c (find_src_status): Check for COND_EXEC insns
7665 and handle them correctly; check that src is not NULL before
7667 (find_src_set_src): Likewise.
7669 2007-07-18 Bob Wilson <bob.wilson@acm.org>
7671 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
7672 (struct alignment_context, init_alignment_context): New.
7673 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
7674 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
7675 (XCHAL_HAVE_S32C1I): Likewise.
7676 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
7677 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
7678 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
7679 (ATOMIC, HQI): New macros.
7680 (memory_barrier, *memory_barrier): New.
7681 (sync_lock_releasesi): New.
7682 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
7683 (sync_lock_test_and_set<mode>): New.
7684 (sync_<atomic><mode>): New.
7685 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
7686 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
7687 (xtensa_expand_atomic): New.
7689 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7693 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
7694 transformation for builtin ISNORMAL.
7695 (expand_builtin): Handle BUILT_IN_ISNORMAL.
7696 * builtins.def (BUILT_IN_ISNORMAL): New.
7697 * doc/extend.texi: Document isnormal.
7699 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7703 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
7704 optabs infrastructure. Provide generic implementation for
7706 (expand_builtin): Handle FINITE/ISFINITE.
7707 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
7708 (fold_builtin_1): Likewise.
7710 * builtins.def (BUILT_IN_ISFINITE): New.
7712 * doc/extend.texi: Document isfinite.
7714 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7719 * builtins.c (expand_builtin_interclass_mathfn): Provide a
7720 generic fallback for isinf.
7721 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
7722 calculation code ...
7723 * real.c (get_max_float): ... to here.
7724 * real.h (get_max_float): New.
7726 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7730 * builtin-attrs.def (ATTR_TYPEGENERIC,
7731 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
7733 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
7734 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
7735 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
7736 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
7738 * c-common.c (handle_type_generic_attribute): New.
7739 (c_common_attribute_table): Add "type generic".
7741 * c-typeck.c (convert_arguments): Handle "type generic" functions.
7743 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
7745 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
7746 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
7749 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
7752 * config/cris/cris.c (cris_print_index): Don't use XEXP before
7753 checking that the operand is an expression.
7755 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
7756 Danny Smith <dannysmith@users.sourceforge.net>
7759 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
7760 file mapping object in local namespace if Windows version later
7763 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7765 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
7766 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
7767 arm_cannot_force_const_mem.
7768 (arm_cannot_force_const_mem): New function.
7769 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
7770 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
7771 of arm_tls_referenced_p.
7772 * config/arm/arm.md (movsi): Split out-of-section constants when
7773 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
7774 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
7776 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7778 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
7780 2007-07-18 Richard Sandiford <richard@codesourcery.com>
7782 * config/mips/mips.md (*extendqihi2): Convert the destination
7785 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7787 * config/pa/fptr.c: Update license header.
7788 * config/pa/milli64.S: Likewise.
7790 2007-07-17 Nick Clifton <nickc@redhat.com>
7792 * COPYING_v3: New file. Contains version 3 of the GNU General
7794 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
7795 Lesser General Public License.
7796 * doc/include/gpl_v3.texi: New file. Contains version 3 of
7797 the GNU General Public License.
7799 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
7801 PR rtl-optimization/32773
7802 * cfglayout.c (force_one_exit_fallthru): New function.
7803 (cfg_layout_finalize): Use it.
7805 2007-07-16 Richard Guenther <rguenther@suse.de>
7806 Uros Bizjak <ubizjak@gmail.com>
7808 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
7809 before forcing it to gimple operand.
7811 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7812 David Ung <davidu@mips.com>
7814 * config/mips/mips.h (TUNE_24K): Define.
7815 (TUNE_MACC_CHAINS): Add TUNE_24K.
7816 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
7818 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
7819 (r74k_int_madd): .. this new reservation.
7820 (define_bypass): Fixed bypasses for r74k_int_madd to use
7822 * config/mips/24k.md (define_bypass): Define new
7823 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
7825 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
7826 Nigel Stephens <nigel@mips.com>
7828 * config/mips/mips.md: Include 20kc.md.
7829 * config/mips/20kc.md: New file.
7830 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
7831 (mips_adjust_cost): Tweak for 20Kc.
7832 (mips_issue_rate): Likewise.
7833 * config/mips/mips.h (TUNE_20KC): Define.
7835 2007-07-16 David Edelsohn <edelsohn@gnu.og>
7837 * config/rs6000/rs6000.c (struct processor_cost): Add
7838 cache_line_size, l1_cache_lines, and simultaneous_prefetches
7840 (*_cost): Add cache information.
7841 (rs6000_override_options): Set cache parameters.
7843 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7846 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
7847 * doc/install.texi (mips-sgi-irix6): pthread support works now.
7849 2007-07-16 Paul Brook <paul@codesourcery.com>
7852 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
7853 (cirrus_thumb2_movsi_insn): Ditto.
7855 2007-07-15 Geoffrey Keating <geoffk@apple.com>
7857 * config/rs6000/darwin-fallback.c (interpret_libc): Change
7860 2007-07-15 Andrew Haley <aph@redhat.com>
7862 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
7863 before looking in the context.
7865 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7869 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
7870 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
7871 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
7872 (pa_output_function_prologue): Use rp_saved and
7873 current_function_is_leaf to generate .CALLINFO statement.
7874 (hppa_expand_prologue): Set rp_saved.
7875 (hppa_expand_epilogue): Use rp_saved.
7876 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
7877 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
7879 2007-07-14 Dirk Mueller <dmueller@suse.de>
7881 * omega.c (coalesce): Fix memory leak on early exit.
7882 * matrix-reorg.c (check_allocation_function): Likewise.
7883 * tree-vect-transform.c (vect_get_new_vect_var): free result
7885 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7886 pass pointer to edge vector
7887 (partition_hot_cold_basic_blocks): Fix memory leak.
7888 * collect2.c (prefix_from_string): Free temporary storage.
7889 * reload1.c (fixup_abnormal_edges): Free sbitmap.
7891 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
7893 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
7894 (DO_GLOBAL_DTORS_BODY): Likewise.
7896 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
7897 Nigel Stephens <nigel@mips.com>
7899 * config/mips/mips.c (mips_classify_symbol): Don't return
7900 SYMBOL_SMALL_DATA for constant pool addresses if
7901 TARGET_EMBEDDED_DATA is true.
7903 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
7905 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
7906 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
7907 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
7908 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
7909 __builtin_ia32_storehps, __builtin_ia32_storelps,
7910 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
7911 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
7912 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
7913 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
7914 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
7915 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
7916 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
7917 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
7918 using def_builtin_const.
7920 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
7922 PR tree-optimization/32705
7923 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
7924 (simplify_binary_expression): Use SSA_VAL consistently.
7926 2007-07-13 David Edelsohn <edelsohn@gnu.org>
7928 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
7929 (SPEFSCR_REGNO): Delete definition.
7930 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
7931 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7932 * config/rs6000/rs6000.h: Do not define *_REGNO.
7933 LINK_REGISTER_REGNUM -> LR_REGNO.
7934 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7935 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
7936 COUNT_REGISTER_REGNUM -> CTR_REGNO.
7937 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
7938 R_VRSAVE, R_VSCR. Use them.
7939 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
7940 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
7941 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
7942 * config/rs6000/aix.h: Define R_LR. Use it.
7944 2007-07-13 Caroline Tice <ctice@apple.com>
7946 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
7947 flag_var_tracking is explicitly turned off (i.e. when variable
7948 tracking is not feasible); otherwise, turn flag_var_tracking on when
7949 flag_var_tracking_uninit is on.
7950 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
7951 note definitions, to allow recording of initialization status in the
7953 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
7954 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
7955 determine if two note locations are equal.
7956 (output_loc_list): Don't output list entries whose start & end labels
7958 (reg_loc_descriptor): Add parameter for initialization status; pass it
7959 to other loc descriptor functions.
7960 (one_reg_loc_descriptor): Add parameter for initialization status;
7961 check its value and add DW_OP_GNU_uninit to returned loc descr if
7963 (multiple_reg_loc_descriptor): Add parameter for initialization
7965 pass init status argument to other loc descriptor functions; check
7966 value of intialization parameter and add DW_OP_GNU_uninit to returned
7967 loc descr if appropriate.
7968 (based_loc_descr): Add parameter for initialization status; add new
7969 variable for return value; check value of initialization parameter and
7970 add DW_OP_GNU_uninit to returned loc descr if appropriate.
7971 (concatn_mem_loc_descriptor): Add parameter for initialization status;
7972 pass init status argument to other loc descriptor functions; check
7973 value of intialization parameter and add DW_OP_GNU_uninit to returned
7974 loc descr if appropriate.
7975 (mem_loc_descriptor): Likewise.
7976 (concat_loc_descriptor): Likewise.
7977 (concatn_loc_descriptor): Likewise.
7978 (loc_descriptor): Add parameter for initialization status; pass it as
7979 argument to other loc descriptor function calls.
7980 (loc_descriptor_from_tree_1): Add appropriate initialization status
7981 to loc descriptor function calls.
7982 (add_location_or_const_value_attribute): Get initialization status
7983 from VAR_LOCATION note; add initialization status to loc descriptor
7985 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
7986 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
7987 status is uninitialized, add "[uninint]" to output.
7988 * common.opt (fvar-tracking-uninit): New option, similar to
7989 fvar-tracking, to turn on tracking of uninitialized variables; creates
7990 a new global flag, flag_var_tracking_uninit.
7991 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
7992 (enum var_init_status): New type, for var initialization status field.
7993 * var-tracking.c (struct location_chain_def): Two new fields, init,
7994 for initialization status, and set_src for the assignment value expr.
7995 (unshare_variable): New parameter for initialization status;
7996 initialize new init and set_src fields.
7997 (var_reg_set): New parameters for initialization status and value;
7998 pass them to set_variable_part.
7999 (var_mem_set): Likewise.
8000 (get_init_value): New function.
8001 (var_reg_delete_and_set): New initialization status & value
8002 parameters; add call to get_init_value if status is unknown; pass new
8003 parameters to clobber_variable_part and var_reg_set.
8004 (var_mem_delete_and_set): Likewise.
8005 (var_reg_delete): Pass null set_src value to clobber_variable_part.
8006 (var_mem_delete): Likewise.
8007 (variable_union): Pass status to unshare_variable; initialize new init
8008 and set_src fields. If flag_var_tracking_uninit is not set, force
8009 status to initialized.
8010 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
8011 used later to get the set_src value.
8012 (find_src_status): New function.
8013 (find_src_set_src): New function.
8014 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
8015 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
8016 MO_SET, get set_src value and pass it to var_reg_delete_and_set
8017 and var_mem_delete_and_set.
8018 (dump_variable): Print out "[uninit]" if appropriate.
8019 (set_variable_part): Add new initialization and set_src parameters;
8020 pass status to unshare_variable; set node->init and node- >set_src
8021 fields and modify slot in hash table appropriately; save the init and
8022 set_src values if appropriate and assign to the new node.
8023 (clobber_variable_part): New set_src parameter; if two nodes have
8024 same variable and same location but different set_src (assignment)
8025 values, clobber old node.
8026 (delete_variable_part): Pass init status to unshare_variable.
8027 (emit_note_insn_var_location): Add initialized var; assign var's init
8028 status to new 'initialized'; pass new init status field to calls to
8029 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
8030 status to initialized.
8031 (emit_notes_in_bb): Pass initialization status to calls to
8032 var_reg_set, var_mem_set, var_reg_delete_and_set and
8033 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
8034 var_reg_delete_and_set and var_mem_delete_and_set; call
8035 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
8036 make up for change in add_stores.
8037 (vt_add_function_parameters): Add status to calls to
8039 * config/darwin.c (darwin_override_options): Turn on uninitialized
8040 tracking automatically, if var_tracking is on and the system is
8043 2007-07-13 Sa Liu <saliu@de.ibm.com>
8045 * config.gcc: Add options for arch and tune on SPU.
8046 * config/spu/predicates.md: Add constant operands 0 and 1.
8047 * config/spu/spu-builtins.def: Add builtins for double precision
8048 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
8049 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
8051 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
8053 * config/spu/spu-protos.h: Add new function prototypes.
8054 * config/spu/spu.c (spu_override_options): Check options -march and
8056 (spu_comp_icode): Add comparison code for DFmode and vector mode.
8057 (spu_emit_branch_or_set): Use the new code for DFmode and vector
8059 (spu_const_from_int): New. Create a vector constant from 4 ints.
8060 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
8061 (spu_emit_vector_compare): New. Emit vector compare.
8062 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
8063 * config/spu/spu.h: Add options -march and -mtune. Define processor
8064 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
8065 CANONICALIZE_COMPARISON.
8066 * config/spu/spu.md: Add new insns for double precision compare
8067 and double precision vector compare. Add vcond and smax/smin patterns
8068 to enable DFmode vector conditional expression.
8069 * config/spu/spu.opt: Add options -march and -mtune.
8070 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
8071 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
8072 both CELL and CELLEDP targets: spu_testsv.
8073 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
8076 2007-07-13 Richard Guenther <rguenther@suse.de>
8078 PR tree-optimization/32721
8079 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
8080 TREE_THIS_VOLATILE on the folded reference.
8081 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
8082 if the array reference has TREE_THIS_VOLATILE set.
8084 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
8087 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
8089 2007-07-13 Andreas Schwab <schwab@suse.de>
8091 * gengtype-lex.l: Allow declarations to be indented.
8093 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8095 * ginclude/tgmath.h: New.
8096 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
8097 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
8098 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
8099 * configure: Regenerate.
8101 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8103 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
8104 correct index when setting register save state for xd
8107 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
8109 * config/sh/sh.c (mark_use): Remove.
8111 2007-07-12 Paul Brook <paul@codesourcery.com>
8113 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
8114 reg does not overlap return value.
8116 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
8118 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
8119 (set_expression_vuses): Ditto.
8120 (init_pre): Initialize expression_vuses.
8122 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8124 * config/i386/sse.md (storentdf, storentsf): New.
8126 2007-07-12 Geoffrey Keating <geoffk@apple.com>
8128 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
8130 * tree.c (build_decl_stat): Move code from here...
8131 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
8132 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
8133 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
8134 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
8135 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
8138 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8139 Devang Patel <dpatel@apple.com>
8141 PR tree-optimization/25413
8142 * targhooks.c (default_builtin_vector_alignment_reachable): New.
8143 * targhooks.h (default_builtin_vector_alignment_reachable): New.
8144 * tree.h (contains_packed_reference): New.
8145 * expr.c (contains_packed_reference): New.
8146 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
8147 (vect_enhance_data_refs_alignment): Call
8148 vector_alignment_reachable_p.
8149 * target.h (vector_alignment_reachable): New builtin.
8150 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
8151 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
8152 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
8154 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
8156 * target.h (builtin_vectorization_cost): Add new target builtin.
8157 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
8158 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
8159 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
8160 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
8161 uninitialized variables.
8162 * tree-vect-transform.c (cost_for_stmt): New function.
8163 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
8164 using cost 1 for all scalar stmts. Be less conservative when
8165 estimating the number of prologue/epulogue iterations. Call
8166 targetm.vectorize.builtin_vectorization_cost. Return
8167 min_profitable_iters-1.
8168 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
8169 initialization cost instead of TARG_VEC_STMT_COST. Use
8170 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
8171 epilogue code. Fix epilogue cost computation.
8172 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
8173 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
8174 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
8175 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
8176 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
8177 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
8179 2007-07-12 Richard Guenther <rguenther@suse.de>
8181 * gimplify.c (gimplify_conversion): Make sure that the result
8182 from maybe_fold_offset_to_reference is trivially convertible
8183 to the desired type before doing the simplification.
8184 (gimplify_expr): Likewise.
8185 * fold-const.c (fold_binary): Use the correct types for
8186 building the simplified expression.
8188 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8190 PR rtl-optimization/32729
8191 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
8192 that fallthru to exit.
8194 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
8196 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
8197 (symDTPOFF2reg): Likewise.
8199 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
8201 PR tree-optimization/32663
8203 * tree.h (VALUE_HANDLE_VUSES): Remove.
8204 (struct tree_value_handle): Remove vuses.
8206 * tree-vn.c (create_value_handle_for_expr): Don't set
8209 * tree-ssa-pre.c (expression_vuses): New.
8210 (alloc_expression_id): Set up expression_vuses.
8211 (get_expression_vuses): New.
8212 (set_expression_vuses): Ditto.
8213 (clear_expression_ids): Modify for expression_vuses.
8214 (phi_translate_1): Ditto.
8215 (phi_translate_set): Ditto.
8216 (value_dies_in_block_x): Ditto
8217 (valid_in_sets): Ditto.
8218 (add_to_sets): Ditto.
8219 (find_existing_value_expr): Ditto.
8220 (create_value_handle_for_expr): Ditto.
8221 (make_values_for_stmt): Ditto.
8222 (vuse_equiv): Remove.
8224 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
8226 * Makefile.in (mostlyclean): Remove object files.
8228 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8230 * toplev.c (no_new_pseudos): Deleted.
8231 * rtl.h (no_new_pseudos): Deleted.
8232 * tree-pass.h (pass_no_new_pseudos): Deleted.
8233 * passes.c (pass_no_new_pseudos): Deleted.
8234 * final.c (rest_of_clean_state): Removed no_new_pseudos.
8235 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
8236 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
8238 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
8239 * rtlhooks.c (gen_lowpart_general): Ditto.
8240 * optabs.c (prepare_operand): Ditto.
8241 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
8243 * modulo-sched.c (rest_of_handle_sms): Ditto.
8244 * see.c (rest_of_handle_see): Ditto.
8245 * ifcvt.c (if_convert): Ditto.
8246 (gate_handle_if_after_combine): Replaced no_new_pseudos with
8248 * init-regs.c (gate_initialize_regs): Deleted set of
8250 * lower-subreg.c (decompose_multiword_subregs): Ditto.
8251 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
8252 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
8254 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
8257 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
8258 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
8259 (*vec_extractv2di_1_rex64): New insn pattern.
8261 2007-07-11 David Daney <ddaney@avtrex.com>
8263 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
8264 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
8265 for SIGNAL_UNWIND_RETURN_COLUMN.
8266 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
8267 (DWARF_FRAME_REGNUM): Rewrite.
8268 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
8270 2007-07-11 Nick Clifton <nickc@redhat.com>
8272 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
8273 delta and use gen_int_mode in place of GET_INT instead.
8275 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
8277 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
8280 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
8282 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
8283 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
8285 * params.h (VERIFY_CANONICAL_TYPES): Remove.
8286 (USE_CANONICAL_TYPES): New.
8287 * doc/invoke.texi (verify-canonical-types): Remove.
8288 (use-canonical-types): Add.
8290 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
8292 * config/spu/spu.c (spu_optimization_options): Remove setting of
8293 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
8294 (spu_override_options): Move it here.
8296 2007-07-11 Richard Sandiford <richard@codesourcery.com>
8298 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
8299 * config/mips/mips.c (mips_cpu_info_table): Mention
8300 MIPS_ISA_LEVEL_SPEC in the comment.
8302 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
8304 PR tree-optimization/32713
8305 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
8307 2007-07-11 Paolo Carlini <pcarlini@suse.de>
8310 * c-opts.c (c_common_post_options): Do not change flag_complex_method
8311 conditional to flag_isoc99.
8312 (c_common_init_options): Do it here, unconditionally.
8314 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
8316 PR tree-optimization/32589
8317 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
8318 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
8319 * tree-ssa-propagate.c (valid_gimple_expression_p): New
8320 predicate, extracted from...
8321 (set_rhs): ...here. Call it for the expression on entry.
8322 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
8323 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
8324 (simplify_binary_expression): Use valid_gimple_expression_p
8325 to validate the simplification.
8326 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
8328 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
8330 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
8331 DWARF2_DEBUG on 32 bit target too.
8332 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
8334 2007-07-11 Nick Clifton <nickc@redhat.com>
8336 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
8337 version for 64-bit hosts.
8339 2007-07-10 David Daney <ddaney@avtrex.com>
8341 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
8343 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
8345 * config/mips/mips.c (mips_expand_synci_loop): New function.
8346 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
8347 (UNSPEC_RDHWR): Same.
8348 (UNSPEC_SYNCI): Same.
8349 (UNSPEC_SYNC): Same.
8350 (clear_cache): New expand.
8354 (clear_hazard): Same.
8355 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
8357 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
8358 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
8360 2007-07-10 Ian Lance Taylor <iant@google.com>
8362 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
8365 2007-07-10 David Daney <ddaney@avtrex.com>
8367 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
8368 * builtins.c (expand_builtin___clear_cache): New function.
8369 (expand_builtin): Call expand_builtin___clear_cache for
8370 BUILT_IN_CLEAR_CACHE case.
8371 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
8372 * doc/md.texi (clear_cache): Document new instruction pattern.
8373 * testsuite/gcc.dg/builtins-64.c: New test.
8375 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
8377 * config/cris/cris.md ("movsi"): Fix typo in last change.
8379 2007-07-09 Geoffrey Keating <geoffk@apple.com>
8382 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
8384 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
8385 * varasm.c (assemble_start_function): Honor DECL_ALIGN
8386 for FUNCTION_DECLs. Don't use align_functions_log if
8388 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
8389 even for FUNCTION_DECLs.
8390 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
8392 * tree.h (DECL_ALIGN): Update for new location of 'align'.
8393 (DECL_FUNCTION_CODE): Update for new location and name of
8395 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
8396 (struct tree_decl_common): Move 'align' and 'off_align' out
8397 of union, ensure they're still on a 32-bit boundary. Remove
8398 other fields in union 'u1'.
8399 (struct tree_function_decl): Add field 'function_code' replacing
8400 'u1.f' in tree_decl_common.
8401 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
8402 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
8403 (Variable Attributes): Cross-reference 'aligned' attribute
8404 to Function Attributes.
8405 * flags.h (force_align_functions_log): Delete.
8406 * toplev.c (force_align_functions_log): Delete.
8408 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
8411 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
8412 (*vec_concatv2di_rex): New insn pattern.
8414 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8417 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
8419 2007-07-10 Ian Lance Taylor <iant@google.com>
8421 Replace no_new_pseudos in backends.
8422 * rtl.h (can_create_pseudo_p): Define.
8423 * config/darwin.c (machopic_indirect_data_reference): Use
8424 can_create_pseudo_p () instead of no_new_pseudos.
8425 (machopic_indirect_data_reference): Likewise.
8426 (machopic_legitimize_pic_address): Likewise.
8427 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
8428 (alpha_emit_set_const_1): Likewise.
8429 (alpha_emit_set_const): Likewise.
8430 (alpha_emit_conditional_move): Likewise.
8431 (alpha_split_conditional_move): Likewise.
8432 * config/alpha/alpha.md (various splitters): Likewise.
8434 * config/arm/arm.c (legitimize_pic_address): Likewise.
8435 (arm_load_pic_register): Likewise.
8436 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
8437 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
8438 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
8439 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
8440 * config/cris/cris.md (movsi): Likewise.
8441 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
8442 (symGOTOFF2reg_hilo): Likewise.
8443 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
8444 * config/h8300/h8300.md (insv, extzv): Likewise.
8445 * config/i386/i386.c (ix86_expand_move): Likewise.
8446 (ix86_expand_vector_move): Likewise.
8447 (ix86_prepare_fp_compare_args): Likewise.
8448 (ix86_expand_carry_flag_compare): Likewise.
8449 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
8450 (tls_dynamic_gnu2_combine_32): Likewise.
8451 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
8452 * config/ia64/ia64.c (ia64_expand_move): Likewise.
8453 (ia64_expand_movxf_movrf): Likewise.
8454 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
8455 (m32c_split_move): Likewise.
8456 (m32c_expand_insv): Likewise.
8457 * config/m68k/m68k.md (movsi): Likewise.
8458 * config/mips/mips.c (mips_force_temporary): Likewise.
8459 (mips_split_symbol): Likewise.
8460 (mips_move_integer): Likewise.
8461 (mips_legitimize_const_move): Likewise.
8462 * config/mn10300/mn10300.md (movsi): Likewise.
8463 * config/pa/pa.c (emit_move_sequence): Likewise.
8464 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8465 (rs6000_got_register): Likewise.
8466 (create_TOC_reference): Likewise.
8467 (rs6000_machopic_legitimize_pic_address): Likewise.
8468 * config/rs6000/rs6000.md (add<mode>3): Likewise.
8469 (various splitters): Likewise.
8470 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
8471 (movsi_got): Likewise.
8472 * config/s390/s390.c (emit_symbolic_move): Likewise.
8473 * config/s390/s390.md (movhi, movqi): Likewise.
8474 (load_multiple, store_multiple): Likewise.
8475 * config/score/score.c (score_force_temporary): Likewise.
8476 * config/sh/sh.c (prepare_move_operands): Likewise.
8477 (prepare_cbranch_operands): Likewise.
8478 (emit_fpu_switch): Likewise.
8479 (fpscr_set_from_mem): Likewise.
8480 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
8481 (adddi3, subsi3): Likewise.
8482 (various splitters): Likewise.
8483 (divsi_inv_fp_combine): Likewise.
8484 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
8485 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
8487 * config/sh/predicates.md (xor_operand): Likewise.
8488 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
8489 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
8490 (movdi_pic_label_ref): Likewise.
8491 * config/spu/spu.c (spu_split_immediate): Likewise.
8492 * config/alpha/alpha.md (various splitters): Remove test
8493 !no_new_pseudos || reload_completed.
8494 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
8496 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8497 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
8498 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
8499 * config/score/score.c (th_output_mi_thunk): Likewise.
8500 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
8501 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8503 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
8505 PR rtl-optimization/32664
8506 * mode-switching.c (create_pre_exit): Skip barrier insns.
8508 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8510 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
8511 force_gimple_operand_bsi.
8512 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
8513 rewrite_use_compare): Ditto.
8514 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
8516 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
8517 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
8518 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
8519 * tree-profile.c (prepare_instrumented_value,
8520 tree_gen_interval_profiler, tree_gen_pow2_profiler,
8521 tree_gen_one_value_profiler, tree_gen_ic_profiler,
8522 tree_gen_ic_func_profiler, tree_gen_average_profiler,
8523 tree_gen_ior_profiler): Ditto.
8524 * tree-ssa-reassoc.c (negate_value): Ditto.
8525 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
8526 Use force_gimple_operand_bsi.
8527 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
8528 * tree-if-conv.c (add_to_dst_predicate_list,
8529 find_phi_replacement_condition): Ditto.
8530 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
8531 Call mark_symbols_for_renaming for new statements.
8532 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
8534 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
8536 * cfghooks.c (remove_edge): New function.
8537 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
8539 * cfghooks.h (remove_edge): Declare.
8540 * cfg.c (remove_edge): Renamed to remove_edge_raw.
8541 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
8543 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
8545 * optabs.h: Added declaration for signbit_optab.
8546 * optabs.c: (init_optabs): Added initialization for signbit_optab.
8547 * genoptinit.c (optabs): Added entry for signbit insns.
8548 * builtins.c (expand_builtin_signbit): Added code to use a signbit
8550 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
8551 * config/s390/s390.md (signbit<mode>2): New expander.
8553 2007-07-09 Richard Guenther <rguenther@suse.de>
8556 * fold-const.c (fold_plusminus_mult_expr): Move constant
8557 arguments second to allow decomposing.
8559 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
8562 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8564 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8565 Disregard DECL_FROM_INLINE.
8567 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8570 * doc/invoke.texi: Add ftree-reassoc flag.
8571 * common.opt (ftree-reassoc): New flag.
8572 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
8573 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
8575 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
8577 PR tree-optimization/32681
8578 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
8579 saved in second_edge->aux when first_bb is a loop header.
8581 2007-07-09 Jan HUbicka <jh@suse.cz>
8583 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
8585 2007-07-09 Richard Guenther <rguenther@suse.de>
8587 * c-decl.c (start_function): Do not promote return type.
8589 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
8591 * function.c (do_warn_unused_parameter): Do not warn if
8592 TREE_NO_WARNING is set.
8594 2007-07-08 Andreas Schwab <schwab@suse.de>
8596 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
8598 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
8601 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8603 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8604 apply to assembly language, too.
8605 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8607 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
8609 Revert (note the sccvn portions are *not* reverted)
8610 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8612 Fix PR tree-optimization/23488
8614 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8616 * tree-flow-inline.h (get_value_handle): Ditto.
8617 * tree-ssa-pre.c (decl_vh_map): New.
8618 (decl_node_pool): New.
8619 (can_value_number_operation): Support DECL_P.
8620 (can_PRE_operation): Ditto.
8621 (create_expression_by_pieces): Ditto.
8622 (find_existing_value_expr): Modify to differnetiate between
8623 addressing and top level.
8624 (create_value_handle_for_expr): Handle DECL's.
8625 (poolify_tree): Ditto.
8626 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8627 (make_values_for_stmt): Handle DECL's properly.
8628 (init_pre): Reorg to not init useless things during FRE.
8630 * tree-flow.h: Include pointer-set.h.
8631 (decl_vh_map): Declare.
8632 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8634 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
8636 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
8637 the constraint description.
8638 * doc/md.texi: Update documentation of AVR constraints.
8640 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
8642 * auto-inc-dec.c, config/arm/arm.c,
8643 config/m32r/constraints.md, config/mips/mips.md,
8644 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
8645 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
8646 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8647 typos. Follow spelling conventions.
8648 * doc/invoke.texi, doc/rtl.texi: Fix typos.
8650 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
8651 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
8653 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
8654 realloc_vuse): Remove.
8655 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
8658 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
8660 Fix PR tree-optimization/23488
8662 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
8663 (try_to_simplify): Ditto.
8665 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
8667 * tree-flow-inline.h (get_value_handle): Ditto.
8668 * tree-ssa-pre.c (decl_vh_map): New.
8669 (decl_node_pool): New.
8670 (can_value_number_operation): Support DECL_P.
8671 (can_PRE_operation): Ditto.
8672 (create_expression_by_pieces): Ditto.
8673 (find_existing_value_expr): Modify to differnetiate between
8674 addressing and top level.
8675 (create_value_handle_for_expr): Handle DECL's.
8676 (poolify_tree): Ditto.
8677 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
8678 (make_values_for_stmt): Handle DECL's properly.
8679 (init_pre): Reorg to not init useless things during FRE.
8681 * tree-flow.h: Include pointer-set.h.
8682 (decl_vh_map): Declare.
8683 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
8685 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
8687 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
8688 apply to assembly language, too.
8689 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
8691 2007-07-06 Ian Lance Taylor <iant@google.com>
8692 Zack Weinberg <zackw@panix.com>
8695 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
8697 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8699 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
8700 (prefetch): Likewise if "pref" would be used.
8702 2007-07-06 Josh Conner <jconner@apple.com>
8706 * calls.c (store_one_arg): Handle arguments which are partially
8707 on the stack when detecting argument overlap.
8709 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
8711 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
8712 chosen during find_reloads.
8714 2007-07-06 Richard Guenther <rguenther@suse.de>
8716 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
8717 TYPE_ARG_TYPES for verification of argument types. Use
8718 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
8719 parameters as variable arguments.
8721 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
8723 * libgcc2.h (word_type): Type definition removed.
8724 (cmp_return_type, shift_count_type): Type definitions added.
8725 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8726 replaced with shift_count_type.
8727 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8729 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
8730 changed from word_type to Wtype.
8731 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
8732 replaced with shift_count_type.
8733 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
8735 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
8736 and libgcc_shift_count attribute added.
8737 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
8738 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
8739 (TARGET_INITIALIZER): New target hooks added.
8740 * targhooks.c (default_libgcc_cmp_return_mode,
8741 default_libgcc_shift_count_mode): Default implementations for the new
8743 * targhooks.h (default_libgcc_cmp_return_mode,
8744 default_libgcc_shift_count_mode): Function prototypes added.
8745 * target.h (struct gcc_target): Fields for the new target hooks added.
8746 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
8748 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
8751 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
8752 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
8754 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
8755 s390_libgcc_shift_count_mode): Functions added.
8756 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
8757 Target hooks defined.
8759 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8761 * config/mips/mips.c (compute_frame_size): Restore the original
8762 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
8763 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
8764 Document why the difference is needed.
8766 2007-07-06 Richard Guenther <rguenther@suse.de>
8768 * c-common.c (boolean_increment): Use correctly typed
8771 2007-07-06 Richard Sandiford <richard@codesourcery.com>
8773 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
8774 the topmost argument register is not also included in the save mask.
8775 (mips16e_collect_argument_save_p): Take a pointer to the argument
8776 register, rather than a pointer to the number of arguments.
8777 (mips16e_collect_argument_saves): Only include argument saves
8778 that aren't in the register mask.
8780 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
8782 PR rtl-optimization/32450
8783 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
8784 to ensure that instructions are not moved into the prologue when
8785 profiling is on. Remove unused prologue_end variable.
8786 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
8787 as a scheduling barrier.
8789 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
8792 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
8793 Disregard DECL_FROM_INLINE.
8795 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
8797 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
8798 IORing with a constant.
8800 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
8802 PR rtl-optimization/32475
8803 * df-scan.c (df_def_record_1): Add a use of the stack pointer
8804 for every definition of the stack pointer.
8806 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
8808 * arm.c (vfp3_const_double_index): Copy signed results of
8809 REAL_VALUE_TO_INT into unsigned vars.
8811 2007-07-05 Richard Guenther <rguenther@suse.de>
8814 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
8816 * tree-ssa.c (useless_type_conversion_p): Check canonical
8819 2007-07-05 Anatoly Sokolov <aesok@post.ru>
8821 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
8822 zero_extendhisi2): Change to define_insn_and_split.
8823 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
8825 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
8827 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
8828 pass_match_asm_constraints): New.
8829 * passes.c (init_optimization_passes): Add new pass.
8830 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
8831 * function.h (struct function): Add has_asm_statement bit.
8832 (current_function_has_asm_statement): New.
8833 * tree-pass.h (pass_match_asm_constraints): New.
8835 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
8837 * config/mips/mips.c (mips_file_start): Avoid declaration
8840 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8842 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
8844 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
8846 * rtl.def (NOTE): Change print format string to print
8847 operand 5 as a note insn name.
8849 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8850 David Ung <davidu@mips.com>
8852 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
8853 * doc/invoke.texi: (MIPS Options): Document them.
8855 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
8856 David Ung <davidu@mips.com>
8858 Add support for SmartMIPS ASE.
8860 * optabs.c (expand_binop_directly): New, broken out from...
8861 (expand_binop): Here. Make it try rotating in the other
8862 direction even when the second operand isn't constant.
8863 * config/mips/mips.md (*lwxs): New.
8864 * config/mips/mips.opt (msmartmips): New.
8865 * config/mips/mips.c (mips_lwxs_address_p): New.
8866 (mips_rtx_costs): Make it recognize scaled indexed addressing.
8867 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
8868 __mips_smartmips when compiling for TARGET_SMARTMIPS.
8869 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
8870 (ISA_HAS_LWXS): New.
8871 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
8872 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
8873 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
8874 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
8875 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
8876 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
8877 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
8879 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8881 * tree-vectorizer.c (new_loop_vec_info): Initialize
8882 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8883 * tree-vectorizer.h (_loop_vec_info): Added new filed
8884 min_profitable_iters.
8885 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
8886 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
8887 * tree-vect-analyze.c (vect_analyze_operations): Set
8888 LOOP_VINFO_COST_MODEL_MIN_ITERS.
8889 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
8890 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
8891 Fix calculation of peel_iters_prologue. Move consideration of epilogue
8892 and prologue cost to after they are computed.
8893 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
8895 (vect_model_simple_cost): Takes additional argument dt. Consider cost
8896 of creating vectors from scalars according to dt.
8897 (vect_model_store_cost): Likewise.
8898 (vectorizable_call): Use dt array instead of scalar dt. Call
8899 vect_model_simple_cost with additional argument dt.
8900 (vectorizable_assignment): Likewise.
8901 (vectorizable_operation): Likewise.
8902 (vectorizable_type_demotion): Likewise.
8903 (vectorizable_type_promotion): Likewise.
8904 (vectorizable_store): Use dt array instead of scalar dt. Call
8905 vect_model_store_cost with additional argument dt.
8906 (vect_do_peeling_for_loop_bound): Don't call
8907 vect_estimate_min_profitable_iters. Instead, lookup
8908 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
8909 "may not be profitable".
8911 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
8914 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
8915 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
8916 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
8917 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
8919 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
8921 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
8922 addressing modes cheaper.
8924 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
8926 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
8927 (dw_ranges_struct): Rename block_num to num. Adjust.
8928 (dw_ranges_by_label_struct): New.
8929 (ranges_by_label, ranges_by_label_allocated,
8930 ranges_by_label_in_use): New variables.
8931 (add_ranges_num): Factored most of the code out of...
8932 (add_ranges): ... this one. Rewrite in terms of the former.
8933 (add_ranges_by_labels): New.
8934 (output_ranges): Output by-label ranges.
8935 (dwarf2out_finish): Output range for multiple-section
8936 compile_unit. Output standard DW_AT_low_pc in addition to
8937 unexpected DW_AT_entry_pc.
8939 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
8941 PR tree-optimization/32604
8942 PR tree-optimization/32606
8944 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
8945 (compute_antic_safe): Removed.
8946 (ANTIC_SAFE_LOADS): Ditto.
8947 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
8948 (execute_pre): Don't call compute_antic_safe.
8949 (vuse_equiv): New function.
8950 (make_values_for_stmt): Use it
8951 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
8954 2007-07-04 Anatoly Sokolov <aesok@post.ru>
8957 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
8959 (avr_attribute_table): Make "naked" attribute apply to function types
8960 rather than to decls.
8961 (avr_handle_fntype_attribute): New function.
8963 2007-07-04 Joseph Myers <joseph@codesourcery.com>
8965 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
8968 2007-07-04 David Ung <davidu@mips.com>
8969 Joseph Myers <joseph@codesourcery.com>
8971 * config/mips/mips.md (type): Add logical, signext and move.
8972 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
8973 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
8974 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
8975 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
8976 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
8977 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
8978 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
8979 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
8980 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
8981 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
8982 movv2sf_hardfloat_64bit): Use the new types.
8983 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
8984 *movdf_softfloat, *movdf_mips16): Use "multi".
8985 (extendqihi2): Replace with a define_expand.
8986 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
8987 Based on extend<SHORT:mode><GPR:mode>2 patterns.
8988 * config/mips/74k.md (r74k_int_logical): New reservation and
8990 (r74k_int_arith): Remove "slt".
8991 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
8992 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
8993 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
8994 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
8995 reservations for "arith".
8997 2007-07-04 Richard Guenther <rguenther@suse.de>
8999 * tree-ssa.c (useless_type_conversion_p): Add handling for
9000 scalar float and vector types. Only call the types_compatible_p
9001 langhook for aggregate types as last resort. Follow the
9004 2007-07-04 Richard Guenther <rguenther@suse.de>
9006 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
9007 the same as NOP_EXPR.
9009 2007-07-04 Nick Clifton <nickc@redhat.com>
9011 * target.h (struct gcc_target): Add target_help field.
9012 * target-def.h (TARGET_HELP): New.
9013 (TARGET_INITIALIZER): Use TARGET_HELP.
9014 * opts.c (command_handle_option): Invoke target_help function, if
9015 defined, when the user has specified --target-help on the command
9017 * doc/invoke.texi: Mention that --target-help might print
9018 additional information.
9019 * doc/tm.texi: Document TARGET_HELP hook.
9021 * arm.c (TARGET_HELP): Override default definition.
9022 (arm_target_help): New - display a wrapped list of cores and
9023 architectures supported.
9025 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
9027 * config/v850/v850.c (expand_prologue): Make sure
9028 GEN_INT() argument is sign extended rather than zero extended.
9029 (expand_epilogue): Likewise.
9030 (output_move_double): Delete.
9031 * config/v850/v850-protos.h (output_move_double): Delete.
9032 * config/v850/v850.md (movdi): Delete.
9033 (*movdi_internal): Delete.
9035 (*movdf_internal): Delete.
9037 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9039 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
9040 unless compiling RTP PIC.
9042 2007-07-04 Richard Guenther <rguenther@suse.de>
9044 PR tree-optimization/32482
9045 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
9046 original ssa name if we didn't find a shift expression.
9047 Fix shift constant for bit zero test.
9049 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9051 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
9053 2007-07-04 Richard Sandiford <richard@codesourcery.com>
9055 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
9056 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
9057 * config/arm/vxworks.h (ASM_SPEC): Delete.
9058 (SUBTARGET_EXTRA_ASM_SPEC): Define.
9060 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9062 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
9063 (DDR_REVERSED_P): New.
9064 * tree-data-ref.c (initialize_data_dependence_relation,
9065 build_classic_dist_vector): Set DDR_REVERSED_P.
9067 2007-07-04 Sebastian Pop <sebpop@gmail.com>
9070 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
9071 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
9072 init_omega_for_ddr_1): Use non conservative number of iterations
9074 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
9075 (analyze_siv_subscript): Remove FIXME and reinitialization of
9076 last_conflicts to chrec_dont_know.
9077 * testsuite/gfortran.dg/vect/pr32457.f90: New.
9079 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9081 * tree.c (maybe_canonicalize_argtypes): Improve description.
9083 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
9085 * tree.c (maybe_canonicalize_argtypes): New.
9086 (build_function_type): Set canonical type.
9087 (build_method_type_directly): Ditto.
9088 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
9091 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
9093 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
9095 (rewrite_use_nonlinear_expr): Likewise.
9097 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
9099 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
9101 2007-07-04 Ben Elliston <bje@au.ibm.com>
9103 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
9106 * c-objc-common.c (c_types_compatible_p): Fix indentation.
9108 * doc/tm.texi (Run-time Target): Capitalise "CPU".
9109 (Exception Handling): Likewise.
9111 2007-07-03 Jan Hubicka <jh@suse.cz>
9113 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
9115 2007-07-03 Eric Christopher <echristo@apple.com>
9117 * doc/cppopts.texi: Add conflicting option note to -dM.
9118 * doc/invoke.texi: Add note about possible conflicts with
9119 -E for -dCHARS and note that -dM will not produce
9120 any results if there is no machine dependent reorg.
9122 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9124 * tree.h (DECL_ALIGN): Back out previous change.
9126 2007-07-03 Joseph Myers <joseph@codesourcery.com>
9128 * configure.ac: Test for .dtprelword support on MIPS.
9129 * configure, config.in: Regenerate.
9130 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
9131 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
9133 2007-07-03 Julian Brown <julian@codesourcery.com>
9135 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
9136 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
9137 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
9138 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
9140 (all_fpus): Add FPUTYPE_VFP3.
9141 (fp_model_for_fpu): Add VFPv3 field.
9142 (arm_rtx_costs_1): Give cost to VFPv3 constants.
9143 (vfp3_const_double_index): New function. Return integer index of
9144 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
9146 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
9147 and argument represents a valid RTX for a VFPv3 constant.
9148 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
9150 (vfp_emit_fstmd): Similar, for fstmd.
9151 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
9152 constants, represented as integer indices.
9153 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
9154 VFP_REGNO_OK_FOR_DOUBLE macros.
9155 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
9156 (arm_file_start): Set float-abi attribute for VFPv3, and output
9157 correct ".fpu" assembler directive.
9158 (arm_dbx_register_numbering): Add FIXME.
9159 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
9160 (fputype): Add FPUTYPE_VFP3.
9161 (FIXED_REGISTERS): Add 32 registers for D16-D31.
9162 (CALL_USED_REGISTERS): Likewise.
9163 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
9164 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
9165 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
9166 (D7_VFP_REGNUM): New.
9167 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
9168 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
9169 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
9170 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
9171 (REG_ALLOC_ORDER): Adjust for VFPv3.
9172 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
9173 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
9174 VFP_LO_REGS, VFP_HI_REGS.
9175 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
9176 (IS_VFP_CLASS): Define macro.
9177 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
9179 (REGISTER_MOVE_COST): Likewise.
9180 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
9181 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
9182 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
9183 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
9184 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
9185 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
9186 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
9187 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
9188 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
9189 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
9190 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
9191 where appropriate for single-word registers.
9192 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
9193 As above. Fix type attributes.
9194 * config/arm/constraints.md (register_contraint "t"): Define.
9195 (register_constraint "w"): Change to D0-D15, or D0-D31 for
9197 (register_constraint "x"): Define.
9198 (constraint "Dv"): Define.
9200 2007-07-03 Geoffrey Keating <geoffk@apple.com>
9202 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
9204 2007-07-03 Tom Tromey <tromey@redhat.com>
9206 * c-parser.c (objc_pq_context): Removed.
9207 (objc_need_raw_identifier): Likewise.
9208 (c_parser) <objc_pq_context>: New field.
9209 <objc_need_raw_identifier>: Likewise.
9210 (OBJC_NEED_RAW_IDENTIFIER): Removed.
9211 (c_lex_one_token): Update.
9212 (c_parser_objc_protocol_definition): Update.
9213 (c_parser_objc_method_definition): Update.
9214 (c_parser_objc_methodproto): Update.
9215 (c_parser_declspecs): Update.
9217 2007-07-03 David Ung <davidu@mips.com>
9219 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
9221 2007-07-03 David Ung <davidu@mips.com>
9222 Richard Sandiford <richard@codesourcery.com>
9224 * doc/invoke.texi: Document -march=74kf3_2.
9225 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
9226 (TUNE_74K): Check for it.
9227 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
9228 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
9229 * config/mips/mips.md (cpu): Add 74kf3_2.
9230 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
9231 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
9232 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
9233 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
9234 74kf3_2 to the CPU list.
9235 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
9236 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
9237 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
9238 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
9239 (r74kf3_2_fxfer_from_c1): New insn reservations.
9241 2007-07-03 Richard Sandiford <richard@codesourcery.com>
9242 David Ung <davidu@mips.com>
9244 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
9245 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
9246 and 74k[fx]. Document aliases for the new options.
9247 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
9248 (PROCESSOR_24KF2_1): ...this.
9249 (PROCESSOR_24KX): Rename to...
9250 (PROCESSOR_24KF1_1): ...this.
9251 (PROCESSOR_74KF): Rename to...
9252 (PROCESSOR_74KF2_1): ...this.
9253 (PROCESSOR_74KX): Rename to...
9254 (PROCESSOR_74KF1_1): ...this.
9255 (TUNE_74K): Update PROCESSOR_* names.
9256 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
9257 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
9258 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
9259 (mips_rtx_cost_data): Update processor names in comments.
9260 (mips_issue_rate): Update PROCESSOR_* names.
9261 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
9262 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
9263 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
9264 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
9265 Update cpu attribute names.
9266 (r24k_fpu_iss): Rename this reservation to...
9267 (r24kf2_1_fpu_iss): ...this and update all uses.
9268 (r24kx_fpu_iss): Rename this reservation to...
9269 (r24kf1_1_fpu_iss): ...this and update all uses.
9270 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
9271 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
9272 Update cpu attribute names.
9274 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
9276 * config/m32r/constraints.md: New file.
9277 * config/m32r/m32r.c: Include tm-constrs.h.
9278 (small_data_operand): Use satisfies_constraint_* instead of macro.
9279 (addr24_operand, gen_compare): Likewise.
9280 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
9281 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
9282 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
9283 EXTRA_CONSTRAINT): Likewise.
9284 * config/m32r/m32r.md: Include constraints.md.
9285 (*movsi_insn): Use satisfies_constraint_* instead of macro.
9286 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
9287 * config/m32r/predicates.md (conditional_move_operand): Likewise.
9288 (two_insn_const_operand, int8_operand, uint16_operand,
9289 reg_or_int16_operand, reg_or_uint16_operand,
9290 reg_or_cmp_int16_operand, cmp_int16_operand,
9291 seth_add3_operand): Likewise.
9293 2007-07-03 Eric Christopher <echristo@gmail.com>
9295 * libgcc2.h: Conditionally declare __bswapsi2 and
9298 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
9300 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
9303 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9306 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
9307 (__gthrw_pragma): Provide default definition.
9309 * gthr-posix.c (__gthrw_pragma): Define.
9311 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
9313 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
9314 before declaring inequality.
9316 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
9318 * combine.c (recog_for_combine): Log the success or failure of
9319 matching new insn patterns against the machine description in
9322 2007-07-03 Revital Eres <eres@il.ibm.com>
9324 * ddg.c (print_sccs): New function.
9325 (check_sccs): New function.
9326 (create_ddg_all_sccs): Use it.
9327 * ddg.h (print_sccs): Declare.
9328 * modulo-sched.c (sms_order_nodes): Call print_sccs.
9330 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
9332 * targhooks.h (default_mode_for_suffix): New function declaration.
9333 * targhooks.c (default_mode_for_suffix): New default target hook.
9334 * target.h (struct c): New structure in the targetm struct.
9335 (mode_for_suffix): New target hook as part of struct c.
9336 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
9337 default_mode_for_suffix.
9338 (TARGET_C): New define.
9339 * c-lex.c: Include "target.h".
9340 (interpret_float): Use targetm.c.mode_for_suffix to determine
9341 the mode for a given non-standard suffix.
9342 Makefile.in (c-lex.o): Depend on $(TARGET_H).
9344 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
9345 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
9347 * doc/extend.texi (Floating Types): New node. Document __float80 and
9348 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
9350 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9353 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
9354 predicate instead of target_operand.
9355 (divsi3_i1_media, divsi3_media_2): Likewise.
9357 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
9359 * tree.h (alias_sets_might_conflict_p): Rename into
9360 alias_sets_must_conflict_p.
9361 * alias.c (alias_sets_might_conflict_p): Likewise.
9362 (alias_sets_conflict_p): Use it.
9363 (objects_must_conflict_p): Likewise.
9364 * c-common.c (strict_aliasing_warning): Adjust.
9366 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
9368 * rtlhooks.c (gen_lowpart_if_possible): Check for
9369 invalid subreg before calling gen_lowpart_SUBREG.
9371 2007-07-02 Geoffrey Keating <geoffk@apple.com>
9373 * config/darwin9.h: Add copyright notice.
9374 (LINK_COMMAND_SPEC): Add comment.
9375 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
9376 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
9377 DARWIN_LIBSYSTEM_HAS_UNWIND.
9379 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9382 * omp-low.c (check_combined_parallel): New function.
9383 (lower_omp_parallel): Call it via walk_stmts, set
9384 OMP_PARALLEL_COMBINED if appropriate.
9385 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
9386 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
9387 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
9388 don't consider it as combined parallel.
9390 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9392 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
9393 (gcc_tooldir): Likewise.
9394 * configure: Regenerate.
9395 * Makefile.in (libsubdir_to_prefix): New variable, based on the
9396 old configure.ac gcc_tooldir setting.
9397 (prefix_to_exec_prefix): New variable.
9398 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
9399 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
9401 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
9403 Fix PR tree-optimization/32583
9404 Fix PR tree-optimization/32584
9405 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
9406 (phi_translate_set): Use phi_translate directly now.
9407 (make_values_for_stmt): Don't value number RHS if we already know
9410 2007-07-02 Steve Ellcey <sje@cup.hp.com>
9411 Jim Wilson <wilson@specifix.com>
9414 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
9417 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
9418 Richard Sandiford <richard@codesourcery.com>
9419 Nigel Stephens <nigel@mips.com>
9421 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
9422 (mips16e_output_save_restore): Declare.
9423 (mips16e_save_restore_pattern_p): Likewise.
9424 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
9425 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
9426 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
9427 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
9428 (BITSET_P): New global macro, extracted from...
9429 (mips_for_each_saved_reg): ...here.
9430 (mips16e_save_restore_info): New struct.
9431 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
9432 (mips16e_save_restore_regs): New variable.
9433 (mips_split_plus, mips16e_find_first_register): New functions.
9434 (mips16e_mask_registers): New function.
9435 (compute_frame_size): Expand the commentary before the function.
9436 Enforce the MIPS16e save and restore register range restrictions.
9437 Pad the general register save area at the low end.
9438 (mips16e_save_restore_reg, mips16e_build_save_restore)
9439 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
9440 (mips16e_output_save_restore, mips16e_collect_propagate_value)
9441 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
9443 (mips_expand_prologue, mips_expand_epilogue): Handle
9444 GENERATE_MIPS16E_SAVE_RESTORE.
9445 * config/mips/mips.md (*mips16e_save_restore): New pattern.
9447 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
9449 PR tree-optimization/31966
9450 PR tree-optimization/32533
9451 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
9452 "basic_block" description as its third argument. Update function
9453 calls to get destination bb from "edge" argument. Save "cond" into
9454 aux field of the edge. Update prototype for changed arguments.
9455 (if_convertible_loop_p): Clear aux field of incoming edges if bb
9457 (find_phi_replacement_condition): Operate on incoming edges, not
9458 on predecessor blocks. If there is a condition saved in the
9459 incoming edge aux field, AND it with incoming bb predicate.
9460 Return source bb of the first edge.
9461 (clean_predicate_lists): Clean aux field of outgoing node edges.
9462 (tree_if_conversion): Do not initialize cond variable. Move
9463 variable declaration into the loop.
9464 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
9465 initializations of new_stmt, arg0 and arg1 variables.
9467 2007-07-02 Jakub Jelinek <jakub@redhat.com>
9469 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
9470 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
9472 2007-07-02 Richard Guenther <rguenther@suse.de>
9474 * tree-ssa.c (useless_type_conversion_p): Document
9475 future intent as defining the middle-end type system.
9476 Re-structure to call langhook last, group by type class,
9477 mark questionable parts.
9479 2007-07-02 Richard Guenther <rguenther@suse.de>
9481 * tree-flow.h (types_compatible_p): Declare.
9482 * tree-ssa.c (types_compatible_p): New function.
9483 * ipa-type-escape.c (discover_unique_type): Use
9484 types_compatible_p instead of lang_hooks.types_compatible_p.
9485 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
9486 * tree-vn.c (expressions_equal_p): Likewise.
9487 * tree.c (fields_compatible_p): Likewise.
9488 * tree-ssa-dom.c (avail_expr_eq): Likewise.
9489 (cprop_operand): Use useless_type_conversion_p instead of
9490 lang_hooks.types_compatible_p.
9491 * tree-inline.c (setup_one_parameter): Likewise.
9492 (declare_return_variable): Likewise.
9493 * tree-nrv.c (tree_nrv): Likewise.
9494 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
9495 (maybe_fold_offset_to_component_ref): Likewise.
9496 (maybe_fold_offset_to_reference): Likewise.
9497 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9498 (merge_alias_info): Likewise.
9499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9500 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9501 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
9502 * tree-tailcall.c (find_tail_calls): Likewise.
9503 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
9504 * gimplify.c (canonicalize_addr_expr): Likewise.
9505 (fold_indirect_ref_rhs): Likewise.
9506 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
9507 (cpt_same_type): Likewise.
9508 (check_pointer_types_r): Swap parameters to cpt_same_type
9510 * fold-const.c (fold_convert): Revert fix for PR15988.
9511 * tree-inline.c (setup_one_parameter): Instead fix it here by
9512 using fold_build1 instead of fold_convert and checking for
9513 error_mark_node. Convert only if the conversion is necessary.
9515 2007-07-02 Joseph Myers <joseph@codesourcery.com>
9517 * configure.ac: Check for .gnu_attribute on Power.
9518 * configure: Regenerate.
9519 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
9520 attribute for floating-point ABI.
9522 2007-07-02 Ira Rosen <irar@il.ibm.com>
9524 PR tree-optimization/32230
9525 PR tree-optimization/32477
9526 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
9527 address is a constant.
9529 2007-07-02 Richard Sandiford <richard@codesourcery.com>
9531 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
9532 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
9533 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
9534 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
9535 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
9536 64-bit targets. Add support for *-elfoabi*.
9537 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
9538 different settings if $(tm_defines) does not select the EABI.
9539 (MULTILIB_EXCLUSIONS): Define in those circumstances.
9540 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
9541 (MIPS_ARCH_OPTION_SPEC): Likewise.
9542 (MIPS_ISA_LEVEL_SPEC): Likewise.
9543 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
9544 * config/mips/elfoabi.h: New file.
9546 2007-07-02 Richard Guenther <rguenther@suse.de>
9548 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
9549 (useless_type_conversion_p): ... this.
9550 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
9551 (useless_type_conversion_p): ... this.
9552 * builtins.c (fold_builtin_memory_op): Rename
9553 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
9554 * tree-cfg.c (verify_expr): Likewise.
9555 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
9556 * tree-ssa-ccp.c (ccp_fold): Likewise.
9557 * tree-ssa-copy.c (may_propagate_copy): Likewise.
9558 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
9559 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
9560 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
9561 * tree-ssa-pre.c (eliminate): Likewise.
9562 * tree-ssa.c (delete_tree_ssa): Likewise.
9563 (tree_ssa_useless_type_conversion): Likewise.
9564 * tree.c (build2_stat): Likewise.
9566 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9568 Fix PR tree-optimization/32571
9569 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
9572 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
9574 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
9575 and other expected operations explicitly, change default to
9578 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
9580 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
9582 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
9583 (tls_load_dot_plus_eight): Move the label number into the unspec.
9584 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
9586 2007-07-01 Andreas Schwab <schwab@suse.de>
9588 * dwarf2out.c (initial_return_save): Define only if used.
9590 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
9592 Unreverting Richard's Revert of:
9594 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9596 * dce.c (deletable_insn_p_1): New function, split out from...
9597 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9598 specially, not those inside PARALLELs. Remove BODY argument
9599 and adjust recursive call accordingly.
9600 (prescan_insns_for_dce): Update call to delete_insn_p.
9602 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
9603 Revital Eres <eres@il.ibm.com>
9605 * ddg.c (create_ddg_all_sccs): Fix missed
9606 initialization of scc_nodes.
9608 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
9611 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
9612 X + ~X to 1 only for INTEGRAL_TYPE_P type.
9614 2007-06-30 Joseph Myers <joseph@codesourcery.com>
9616 * configure.ac: Check for .gnu_attribute on MIPS.
9617 * configure, config.in: Regenerate.
9618 * config/mips/mips.c (mips_file_start): If supported, output
9619 attribute for floating-point ABI.
9621 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
9624 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
9625 (ffs_cmove): New expander to expand using ctz pattern.
9626 (*ffs_cmove): Remove pattern.
9627 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
9628 (ffsdi2): Expand using ctz pattern.
9629 (*ffs_rex64): Remove pattern.
9631 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9633 PR rtl-optimization/32296
9634 * pa.md (return): Delete pattern.
9635 (return_internal): Remove "(const_int 1)" from pattern.
9636 (epilogue): Use return_internal pattern for trivial returns.
9637 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
9638 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
9640 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9642 * tree-ssa-pre.c (is_exception_related): New function
9643 (can_value_number_operation): Use it.
9645 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
9647 Fix PR tree-optimization/32540
9648 Fix PR tree-optimization/31651
9650 * tree-ssa-sccvn.c: New file.
9652 * tree-ssa-sccvn.h: Ditto.
9654 * tree-vn.c: Include tree-ssa-sccvn.h
9655 (val_expr_paid_d): Removed.
9656 (value_table): Ditto.
9657 (vn_compute): Ditto.
9658 (val_expr_pair_hash): Ditto.
9659 (val_expr_pair_expr_eq): Ditto.
9660 (copy_vuses_from_stmt): Ditto.
9663 (shared_vuses_from_stmt): Ditto.
9664 (print_creation_to_file): Moved up.
9665 (sort_vuses): Ditto.
9666 (sort_vuses_heap): Ditto.
9667 (set_value_handle): Make non-static.
9668 (make_value_handle): Ditto.
9669 (vn_add): Rewritten to use sccvn lookups.
9670 (vn_add_with_vuses): Ditto.
9671 (vn_lookup): Ditto (and second argument removed).
9672 (vn_lookup_with_vuses): Ditto.
9673 (vn_lookup_or_add): Ditto (and second argument removed);
9674 (vn_lookup_or_add_with_vuses): Ditto.
9675 (vn_lookup_with_stmt): New.
9676 (vn_lookup_or_add_with_stmt): Ditto.
9677 (create_value_handle_for_expr): Ditto.
9679 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
9680 (seen_during_translate): New function.
9681 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
9682 (phi_trans_add): Ditto.
9683 (constant_expr_p): FIELD_DECL is always constant.
9684 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
9685 Use constant_expr_p.
9686 Avoid infinite recursion on mutually valued expressions.
9687 Change callers of vn_lookup_or_add.
9688 (phi_translate): New function.
9689 (compute_antic_safe): Allow phi nodes.
9690 (create_component_ref_by_pieces): Update for FIELD_DECL change.
9691 (find_or_generate_expression): Rewrite slightly.
9692 (create_expression_by_pieces): Updated for vn_lookup_or_add
9694 Update VN_INFO for new names.
9695 (insert_into_preds_of_block): Update for new names.
9696 (add_to_exp_gen): New function.
9697 (add_to_sets): Use vn_lookup_or_add_with_stmt.
9698 (find_existing_value_expr): Rewrite to changed vn_lookup.
9699 (create_value_expr_from): Ditto, and use add_to_exp_gen.
9700 (try_look_through_load): Removed.
9701 (try_combine_conversion): Ditto.
9702 (get_sccvn_value): New function.
9703 (make_values_for_phi): Ditto.
9704 (make_values_for_stmt): Ditto.
9705 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
9707 (init_pre): Update for SCCVN changes.
9709 (execute_pre): Ditto.
9711 * tree-flow.h (make_value_handle): Declare.
9712 (set_value_handle): Ditto.
9713 (sort_vuses_heap): Ditto.
9714 (vn_lookup_or_add_with_stmt): Ditto.
9715 (vn_lookup_with_stmt): Ditto.
9716 (vn_compute): Remove.
9719 (vn_lookup): Update arguments.
9721 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
9723 (tree-ssa-sccvn.o): New.
9724 (OBJS-common): Add tree-ssa-sccvn.o
9726 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9729 * c-typeck.c (build_external_ref): Don't mark as used if called
9731 * calls.c (rtx_for_function_call): Likewise.
9733 2007-06-30 Richard Sandiford <richard@codesourcery.com>
9737 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9739 * dce.c (deletable_insn_p_1): New function, split out from...
9740 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9741 specially, not those inside PARALLELs. Remove BODY argument
9742 and adjust recursive call accordingly.
9743 (prescan_insns_for_dce): Update call to delete_insn_p.
9745 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
9747 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
9748 (try_combine): Move potential calls to undo_all() so they happen
9749 before we commit to using the combined insns.
9751 2006-06-30 Jan Hubicka <jh@suse.cz>
9753 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
9756 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
9758 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
9759 (cgraph_remove_unreachable_nodes): Likewise.
9760 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
9761 * ipa-inline.c (update_caller_keys): Cast according to the coding
9763 (cgraph_decide_recursive_inlining): Likewise.
9764 (cgraph_decide_inlining_of_small_function): Likewise.
9765 (try_inline): Likewise.
9766 (cgraph_decide_inlining_incrementally): Likewise.
9767 * ipa-pure-const.c (get_function_state): Likewise.
9768 (scan_function): Likewise.
9769 (analyze_function): Likewise.
9770 (static_execute): Likewise.
9771 * ipa-reference.c (scan_for_static_refs): Likewise.
9772 (merge_callee_local_info): Likewise.
9773 (analyze_function): Use type safe memory macros.
9774 (static_execute): Likewise. Cast according to the coding conventions.
9775 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
9777 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
9779 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
9780 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
9783 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9786 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
9787 for complex modes (both int and real).
9789 2007-06-29 Jan Hubicka <jh@suse.cz>
9791 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
9793 2007-06-29 Jan Hubicka <jh@suse.cz>
9796 * cse.c (cse_insn): Avoid invalid sharing in between register note and
9799 2007-06-29 Anatoly Sokolov <aesok@post.ru>
9802 * config/avr/avr.c: Include dataflow header file.
9803 (expand_prologue): Adjust for prologue insn change.
9804 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
9807 2007-06-29 Richard Guenther <rguenther@suse.de>
9810 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
9811 during type verification.
9813 2007-06-29 Jan Hubicka <jh@suse.cz>
9815 * recog.c (validate_change_rtx_1): Unshare TO argument.
9817 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
9819 PR tree-optimization/24659
9820 * tree-vect-transform.c (vectorizable_call): Handle
9821 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
9823 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
9824 * config/i386/i386.c (enum ix86_builtins)
9825 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
9826 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
9828 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
9829 const using def_builtin_const.
9830 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
9831 input operands in the same modes as the result.
9832 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
9834 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
9836 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
9837 (df_set_dead_notes_for_mw): Likewise.
9839 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
9841 * c-common.c (pointer_int_sum): Do the negation in sizetype.
9843 2007-06-28 DJ Delorie <dj@redhat.com>
9845 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
9847 2007-06-28 Geoffrey Keating <geoffk@apple.com>
9849 * doc/invoke.texi (C++ Dialect Options): Document
9850 fvisibility-ms-compat.
9851 * c.opt (fvisibility-ms-compat): New.
9853 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9856 * tree-affine.c (aff_combination_add_elt): Handle
9857 pointer addition specially.
9859 2007-06-28 Jakub Jelinek <jakub@redhat.com>
9861 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
9862 decl is non-external for AIX ABI.
9864 2007-06-28 David Edelsohn <edelsohn@gnu.org>
9866 * config/rs6000/predicates.md (current_file_function_operand):
9867 Ensure the symbol is non-external for AIX ABI.
9869 2007-06-28 Nick Clifton <nickc@redhat.com>
9871 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
9872 (fdce, fdse, fpredictive-commoning): Likewise.
9874 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9877 * gcc.c (process_command): Recognize the new -static-libgfortran
9880 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
9883 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
9884 Use a call clobbered hard reg instead of a pseudo reg.
9886 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9888 * config/sh/sh.md (load_gbr): Use correct operand constraint.
9890 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
9893 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
9894 REG_LIBCALL and REG_RETVAL notes.
9895 (divsi3, mulsi3): Likewise.
9896 (mulhisi3): Likewise. Use emit_libcall_block.
9897 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
9899 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
9901 PR rtl-optimization/32481
9902 * combine.c (adjust_for_new_dest): Rescan the changed insn.
9904 2007-06-27 Richard Sandiford <richard@codesourcery.com>
9906 * dce.c (deletable_insn_p_1): New function, split out from...
9907 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
9908 specially, not those inside PARALLELs. Remove BODY argument
9909 and adjust recursive call accordingly.
9910 (prescan_insns_for_dce): Update call to delete_insn_p.
9912 2007-06-27 Richard Guenther <rguenther@suse.de>
9915 * tree.h (fold_convertible_p): Declare.
9916 * fold-const.c (fold_convertible_p): New function.
9917 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
9918 instead of lang_hooks.types_compatible_p.
9920 2007-06-26 Jan Hubicka <jh@suse.cz>
9922 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
9923 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
9924 early use validate_unshare_change.
9925 (reload_combine): Likewise.
9926 * recog.c (change_t): New field unshare.
9927 (validate_change_1): Rename from validate_change; add argument unshare.
9928 (validate_change): Turn into wrapper of validate_change_1; update
9929 prototype for bools.
9930 (validate_unshare_change): New.
9931 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
9932 calls of df_insn_rescan.
9933 * recog.h (validate_change): Replace ints by bools.
9934 (validate_unshare_change): Declare.
9936 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
9938 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
9940 2007-06-26 Steve Ellcey <sje@cup.hp.com>
9942 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
9944 2007-06-25 Jan Hubicka <jh@suse.cz>
9946 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
9948 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
9949 cgraph_decide_inlining_incrementally): Move uninlinability checks to
9950 places other call site specific checks are performed.
9952 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9955 * tree-vect-transform.c (vectorizable_operation): Convert
9956 POINTER_PLUS_EXPR over to PLUS_EXPR.
9958 2007-06-25 Chao-ying Fu <fu@mips.com>
9960 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
9961 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
9962 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
9963 Document GET_MODE_IBIT, and GET_MODE_FBIT.
9965 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
9966 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
9967 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
9968 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
9969 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
9970 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
9971 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
9972 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
9973 ALL_FIXED_POINT_MODE_P): New define.
9974 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9976 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
9978 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
9979 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9980 MODE_VECTOR_UACCUM): New mode classes.
9982 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
9983 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
9984 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
9987 * genmodes.c (struct mode_data): Add ibit and fbit fields.
9988 (blank_mode): Initialize ibit and fbit.
9989 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
9990 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9992 (new_adjust): Change required_class to required_class_from and
9993 required_class_to for testing within a range.
9994 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9995 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9997 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
9998 (make_fixed_point_mode): New.
9999 (_ADD_ADJUST): Change C to C1 and C2.
10000 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
10001 use a range for machine classes.
10002 (ADJUST_IBIT, ADJUST_FBIT): New.
10003 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
10005 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10006 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10007 Emit adjustment for ibit and fbit.
10008 (emit_mode_ibit, emit_mode_fbit): New.
10009 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
10011 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
10013 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
10014 as the source of the set.
10016 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
10018 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
10019 FP_REGNO_P): Use IN_RANGE.
10020 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
10021 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
10022 (DATA_REG_P): Use DATA_REGNO_P.
10023 (FP_REG_P): Use FP_REGNO_P.
10024 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
10025 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
10026 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
10028 2007-06-24 Jan Hubicka <jh@suse.cz>
10030 PR middle-end/30563
10031 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
10033 2007-06-24 Sebastian Pop <sebpop@gmail.com>
10035 PR middle-end/32461
10036 * fold-const.c (fold_binary): Strip nops of operand 0
10037 of BIT_NOT_EXPR before calling operand_equal_p.
10038 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
10039 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
10041 2007-06-23 Mark Mitchell <mark@codesourcery.com>
10043 * doc/extend.texi: Document that dllimport and dllexport imply
10044 default visibility.
10045 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
10046 imported or exported declaration, including type declarations.
10047 * c-common.c (handle_visibility_attribute): Check for conflicts
10048 with dllimport/dllexport.
10049 (c_determine_visibility): Handle dllimport/dllexport as an
10050 explicit visibility atttribute.
10052 2007-06-23 Richard Guenther <rguenther@suse.de>
10054 PR tree-optimization/16876
10055 PR middle-end/29478
10056 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
10058 * tree-inline.c (initialize_inlined_parameters): Do not call
10059 lang_hooks.tree_inlining.convert_parm_for_inlining.
10060 * cgraphbuild.c (initialize_inline_failed): Set inline failed
10061 reason for mismatched types.
10062 * gimplify.c (gimplify_call_expr): Verify the call expression
10063 arguments match the called function type signature. Otherwise
10064 mark the call expression to be not considered for inlining
10065 using CALL_CANNOT_INLINE_P flag.
10066 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
10067 edges call expression.
10068 (cgraph_decide_inlining_of_small_function): Likewise.
10069 (cgraph_decide_inlining): Likewise.
10070 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
10072 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
10073 * c-typeck.c (c_convert_parm_for_inlining): Remove.
10074 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
10075 Remove declaration.
10076 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
10077 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
10079 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
10080 convert_parm_for_inlining member.
10082 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
10085 * arm.md (negscc): Match the correct operand for optimized LT0 test.
10086 Remove optimization for GT.
10088 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
10090 PR middle-end/32437
10091 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
10093 (prescan_insns_for_dce): Add extra parameter.
10095 2007-06-23 Jan Hubicka <jh@suse.cz>
10097 PR middle-end/31541
10098 * gimplify.c (mark_addressable): New function.
10099 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
10101 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10103 PR middle-end/32374
10104 * expr.c (store_constructor): Do not clobber non-zeroed memory.
10106 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10109 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
10110 moves between MMX/SSE registers to at least 8 units to prevent
10111 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
10113 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
10115 * config/i386/i386.c (override_options): Correct x86_sahf
10118 2007-06-21 David Daney <ddaney@avtrex.com>
10121 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
10122 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
10123 (exception_receiver): Renamed to ...
10124 (nonlocal_goto_receiver): ... this.
10126 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
10128 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
10129 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
10130 partial register accesses.
10132 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
10134 * fold-const.c (debug_fold_checksum): Move it under
10135 ENABLE_FOLD_CHECKING.
10137 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10139 PR middle-end/20623
10140 * tree.h (debug_fold_checksum): Declared.
10141 * fold-const.c (build_fold_addr_expr_with_type_1): New.
10142 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
10143 build_fold_addr_expr_with_type_1.
10144 (fold_addr_expr, debug_fold_checksum): New.
10145 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
10146 (fold_unary, fold_comparison, split_address_to_core_and_offset):
10147 Use fold_addr_expr.
10149 2007-06-21 Sebastian Pop <sebpop@gmail.com>
10151 PR tree-optimization/19590
10152 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
10153 of scev is a constant.
10155 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
10157 * df-problems.c (df_note_bb_compute): Made computation of live
10158 info consistent with df_lr.
10160 2007-06-21 Richard Guenther <rguenther@suse.de>
10162 PR tree-optimization/32453
10163 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
10164 for pointer anti-range.
10166 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
10168 * config/i386/i386.c (processor_target_table): Increase maximum
10169 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
10172 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
10173 byte alignment if > 8 byte alignment is preferred.
10174 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
10176 2007-06-21 Jakub Jelinek <jakub@redhat.com>
10178 PR tree-optimization/31866
10179 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
10180 if ASM_EXPR's input is not a SSA_NAME.
10182 PR middle-end/32362
10183 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
10184 but decl is a global var, instead return decl.
10185 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
10186 even for is_global_var decls, if they are private in some outer
10189 2007-06-21 Richard Guenther <rguenther@suse.de>
10191 PR tree-optimization/32451
10192 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
10194 2007-06-21 Christian Bruel <christian.bruel@st.com>
10196 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
10197 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
10198 (push_regs): Changed saving order or banked registers.
10199 (sh_expand_epilogue): Likewise.
10200 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
10201 (FIRST_BANKED_REG): Likewise.
10202 (LAST_BANKED_REG): Likewise.
10203 * config/sh/sh.md (banked) New attribute.
10204 (in_delay_slot): Check banked attribute.
10206 2007-06-20 Sebastian Pop <sebpop@gmail.com>
10208 PR tree-optimization/32075
10209 * tree-data-ref.c (subscript_dependence_tester_1,
10210 analyze_miv_subscript, analyze_overlapping_iterations,
10211 add_distance_for_zero_overlaps, build_classic_dist_vector,
10212 subscript_dependence_tester_1, analyze_overlapping_iterations,
10213 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
10214 compute_affine_dependence, compute_all_dependences): Pass loop_nest
10215 to evolution_function_is_affine_multivariate_p.
10217 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
10219 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
10221 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
10224 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
10226 * config/m32c/prologue.md (epilogue_exitd_16): New.
10227 (epilogue_reit_16): New.
10228 (epilogue_exitd): Rename to epilogue_exitd_24.
10229 (epilogue_reit): Rename to epilogue_reit_24.
10231 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
10232 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
10234 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
10236 * haifa-sched.c (queue_to_ready): Don't requeue next insn
10237 if dbg_cnt (sched_insn) reaches the limit.
10238 (choose_ready): New parameter INSN_PTR and new return value.
10239 (schedule_block): Handle dbg_cnt (sched_insn). Handle
10240 the new return value from choose_ready.
10241 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
10242 (rest_of_handle_global_alloc): New global_alloc_at_func.
10244 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
10246 PR tree-optimization/25737
10247 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
10248 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
10249 * tree-flow.h (struct fieldoff): Add new field alias_set.
10250 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
10251 argument addressable_type. Set alias_set of fieldoff.
10252 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
10253 (create_overlap_variables_for): Pass alias_set from fieldoff to
10255 * alias.c (get_alias_set): Use alias_set from SFT if set.
10257 2007-06-20 Hui-May Chang <hm.chang@apple.com>
10259 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
10260 of a variable as an unsigned HOST_WIDE_INT integer.
10262 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
10264 PR rtl-optimization/32405
10265 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
10267 2007-06-20 Jakub Jelinek <jakub@redhat.com>
10269 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
10271 PR middle-end/31959
10272 * builtins.c: Include diagnostic.h.
10273 (expand_builtin_expect): Make gcc_assert more permissive.
10274 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
10276 PR inline-asm/32109
10277 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
10280 PR middle-end/32285
10281 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
10282 if ACCUMULATE_OUTGOING_ARGS.
10284 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10286 * config/m68hc11/m68hc11.c: Include dataflow header file.
10287 (m68hc11_reorg): Port to dataflow.
10289 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
10291 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
10292 (struct df_problem.free_blocks_on_set_blocks): New field.
10293 (struct dataflow.optional_p): New field.
10294 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
10295 (df_live_set_all_dirty): New function.
10296 * df-scan.c (df_scan_alloc): Initialize optional_p.
10297 (problem_SCAN): Initialize free_blocks_on_set_blocks.
10298 * df-core.c (df_set_blocks): Removed use of
10299 DF_FIRST_OPTIONAL_PROBLEM. Now uses
10300 df_problem.free_blocks_on_set_blocks to determine which blocks are
10302 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
10303 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
10304 uses dataflow.optional_p to determine if problem should be
10306 (rest_of_handle_df_initialize): Only start live problem if
10308 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
10309 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
10310 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
10311 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
10312 problem_NOTE): Initialize free_blocks_on_set_blocks.
10313 (df_lr_bb_local_compute): Recompute luids if df_live problem is
10315 (df_live_set_all_dirty, df_note_alloc): New function.
10316 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
10318 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
10319 * postreload.c (reload_combine): Ditto.
10320 * cse.c (cse_extended_basic_block): Ditto.
10321 * regmove.c (mark_flags_life_zones): Ditto.
10322 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
10323 erase_matching_seqs): Ditto.
10324 * bt-load.c (compute_defs_uses_and_gen): Ditto.
10325 * integrate (allocate_initial_values): Ditto.
10326 * combine.c (reg_dead_at_p): Ditto.
10327 * resource.c (mark_target_live_regs): Ditto.
10328 * sched-rgn.c (check_live_1, update_live_1): Ditto.
10329 * config/sh/sh.c (find_r0_life_regions): Ditto.
10330 * global.c (rest_of_handle_global_alloc): Only add back df_live
10332 * local-alloc.c (rest_of_handle_local_alloc): Only remove
10333 df_live for -O > 1.
10334 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
10336 (if_convert): Make sure df_live is there at -O == 1.
10337 (pass_if_after_combine): Cleanup flags.
10338 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
10339 is there at -O == 1.
10341 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
10343 * config/arm/arm.c (arm_get_frame_offsets): Set
10344 offsets->locals_base to avoid negative stack size.
10345 (thumb1_expand_prologue): Assert on negative stack size.
10347 2007-06-19 Sebastian Pop <sebpop@gmail.com>
10349 PR tree-optimization/32367
10350 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
10351 of the chrec has no evolution in that loop.
10352 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
10354 2007-06-19 Bob Wilson <bob.wilson@acm.org>
10356 * config/xtensa/xtensa.c: Include "df.h".
10357 (xtensa_builtin_saveregs): Use adjust_address instead of
10359 (xtensa_va_start): Invoke make_tree with sizetype for
10360 expand_builtin_saveregs and then convert the result to a pointer.
10361 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
10362 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
10363 Subtract argument size from index value as integers and then use
10364 POINTER_PLUS_EXPR to add the result to the array address.
10366 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10369 * config/m32c/m32c.c: Include dataflow header file.
10370 (m32c_emit_prologue): Adjust for prologue insn change.
10371 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
10372 once inside a PARALLEL. Assume frame size passed in operand 0
10373 includes space to save the fb register.
10374 (prologue_enter_24): Likewise.
10375 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
10377 2007-06-19 David Daney <ddaney@avtrex.com
10380 * config/mips/mips.md (cprestore): Mark $gp as used.
10382 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
10385 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
10386 (frv_ifcvt_modify_insn): Likewise.
10388 2007-06-19 Richard Guenther <rguenther@suse.de>
10390 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
10391 only handle positive offsets that fit in a HOST_WIDE_INT.
10393 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
10395 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
10396 result of rsqrt insn for zero input argument to avoid NaN.
10398 2007-06-19 Richard Guenther <rguenther@suse.de>
10400 PR middle-end/31950
10401 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
10403 2007-06-19 Jakub Jelinek <jakub@redhat.com>
10405 PR tree-optimization/32353
10406 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
10408 2007-06-19 Nick Clifton <nickc@redhat.com>
10410 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
10412 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10415 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
10416 * config/i386/i386.c (assign_386_stack_local): Assert that
10417 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
10418 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
10419 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
10420 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
10422 2007-06-18 Steve Ellcey <sje@cup.hp.com>
10424 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
10426 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
10428 PR rtl-optimization/32321
10429 * gcse.c (replace_store_insn): Update the note before
10430 calling emit_insn_after.
10432 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
10434 PR middle-end/32355
10435 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
10437 * df-problems.c (df_note_bb_compute): Fix dumping info.
10439 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
10441 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
10442 insn with emit_jump_insn.
10444 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
10446 PR tree-optimization/32383
10447 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
10448 * targhooks.h (default_builtin_reciprocal): Update prototype.
10449 * target.h (struct gcc_target): Update builtin_reciprocal.
10450 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
10451 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
10452 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
10453 when fndecl is in BUILT_IN_MD class.
10454 (execute_convert_to_rsqrt): Ditto.
10456 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
10457 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
10458 Convert BUILT_IN_SQRTF code only when md_fn is false.
10460 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
10462 * bt-load.c (move_btr_def): Fix the order of arguments
10463 to validate_replace_rtx.
10465 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
10467 * config/m68k/m68k-devices.def: Add 54450..54455.
10469 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
10471 PR rtl-optimization/32366
10472 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
10473 FLOAT_EXTEND]: Prevent non-scalar modes from entering
10476 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
10478 PR middle-end/32349
10479 * modulo-sched (generate_reg_moves): Added rescan parameter and if
10480 this is true, rescan insn being modified.
10481 (sms_schedule): Added rescan parameter.
10482 (rest_of_handle_sms): Moved freeing of dominance info to before
10483 getting out of cfg_layout.
10485 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
10487 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
10488 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
10491 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
10492 FL_CF_EMAC from the entry for isac.
10494 * config/m68k/predicates.md (const_call_operand): Adjust comment.
10495 (const_sibcall_operand): New.
10496 (sibcall_operand): Use it.
10497 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
10498 (m68k_isas): ISAC does not imply FPU or EMAC.
10499 (override_options): Add ISA_C logic for symbolic jump & call.
10501 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
10503 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
10504 return mode from the builtin itself.
10505 (sparc_fold_builtin): Fix cast of zero constant.
10507 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10509 * targhooks.c (default_builtin_reciprocal): New default target hook.
10510 * targhooks.h (default_builtin_reciprocal): Add prototype.
10511 * hooks.c (hook_tree_tree_bool_null): Remove hook.
10512 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
10513 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
10514 default_builtin_reciprocal.
10516 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
10518 PR middle-end/31723
10519 * hooks.c (hook_tree_tree_bool_null): New hook.
10520 * hooks.h (hook_tree_tree_bool_null): Add prototype.
10521 * tree-pass.h (pass_convert_to_rsqrt): Declare.
10522 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
10523 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
10524 and convert it to reciprocal a*rfunc(b).
10525 (execute_convert_to_rsqrt): New function.
10526 (gate_convert_to_rsqrt): New function.
10527 (pass_convert_to_rsqrt): New pass definition.
10528 * target.h (struct gcc_target): Add builtin_reciprocal.
10529 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
10530 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
10531 TARGET_BUILTIN_RECIPROCAL.
10532 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
10534 * config/i386/i386.h (TARGET_RECIP): New define.
10535 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
10536 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10537 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10538 and not optimizing for size.
10539 (*rcpsf2_sse): New insn pattern.
10540 (*rsqrtsf2_sse): Ditto.
10541 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
10542 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10543 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10544 and not optimizing for size.
10545 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
10546 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10547 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10548 and not optimizing for size.
10549 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
10550 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10551 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10552 and not optimizing for size.
10553 (*sse_rsqrtv4sf2): Do not export.
10554 (sqrtv4sf2): Ditto.
10555 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
10556 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
10557 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
10558 and not optimizing for size.
10559 (sqrtv4sf2): Ditto.
10560 * config/i386/i386.opt (mrecip): New option.
10561 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
10562 (ix86_emit_swsqrtsf): Ditto.
10563 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
10564 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
10565 builtin definition.
10566 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
10567 ix86_expand_unop1_builtin.
10568 (ix86_emit_swdivsf): New function.
10569 (ix86_emit_swsqrtsf): Ditto.
10570 (ix86_builtin_reciprocal): New function.
10571 (TARGET_BUILTIN_RECIPROCAL): Use it.
10572 (ix86_vectorize_builtin_conversion): Rename from
10573 ix86_builtin_conversion.
10574 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
10575 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
10576 "i386 and x86_64 Options" section.
10577 (Intel 386 and AMD x86_64 Options): Document -mrecip.
10579 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10580 Zdenek Dvorak <dvorakz@suse.cz>
10581 Richard Guenther <rguenther@suse.de>
10582 Kaz Kojima <kkojima@gcc.gnu.org>
10584 * tree-vrp.c (compare_values_warnv): Convert val2 to
10586 (extract_range_from_assert): Create
10587 POINTER_PLUS_EXPR for pointer types.
10588 (extract_range_from_binary_expr): Handle
10589 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
10591 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
10592 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
10593 POINTER_PLUS_EXPR as PLUS_EXPR.
10594 (number_of_iterations_lt_to_ne):
10595 For pointer types, use sizetype when
10596 creating MINUS_EXPR/PLUS_EXPRs.
10597 (assert_loop_rolls_lt): For pointer types, use sizetype when
10598 creating MINUS_EXPR/PLUS_EXPRs.
10599 (number_of_iterations_le): Likewise.
10600 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
10601 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
10602 like PLUS_EXPR and MINUS_EXPR.
10603 * tree-pretty-print.c (dump_generic_node): Handle
10605 (op_prio): Likewise.
10606 (op_symbol_1): Likewise.
10607 * optabs.c (optab_for_tree_code): Likewise.
10608 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
10610 * tree-tailcall.c (process_assignment): Mention
10611 POINTER_PLUS_EXPR in a TODO comment.
10612 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
10613 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
10614 not used with a pointer and an integer type.
10615 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
10616 increment using chrec_convert_rhs instead of chrec_convert.
10617 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
10618 PLUS_EXPR except for the right hand side's type will be
10620 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
10621 (fold_used_pointer_cast): Kill.
10622 (pointer_offset_p): Kill.
10623 (fold_used_pointer): Kill.
10624 (pointer_used_p): Kill.
10625 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
10626 call fold_used_pointer.
10627 (instantiate_parameters_1): Convert the increment
10628 using chrec_convert_rhs instead of chrec_convert.
10629 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
10630 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
10631 instead of PLUS_EXPR.
10632 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
10633 PLUS_EXPR for pointers.
10634 (std_gimplify_va_arg_expr): Likewise.
10635 (fold_builtin_memory_op): Likewise.
10636 (fold_builtin_strstr): Likewise.
10637 (fold_builtin_strchr): Likewise.
10638 (fold_builtin_strrchr): Likewise.
10639 (fold_builtin_strpbrk): Likewise.
10640 (expand_builtin_memory_chk): Likewise.
10641 (fold_builtin_memory_chk): Likewise.
10642 (std_expand_builtin_va_start): Use
10643 sizetype for the call to make_tree and then convert
10644 to the pointer type.
10645 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
10646 instead of PLUS_EXPR for adding to a pointer.
10647 (std_gimplify_va_arg_expr): Use fold_build2 for
10648 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
10649 the operands to sizetype first and then cast the BIT_AND_EXPR
10650 back to the pointer type.
10651 * fold-const.c (build_range_check): Handle pointer types
10653 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
10654 of PLUS_EXPR's. Make sure the offset is converted to
10656 (try_move_mult_to_index): Strip the NOPs from the offset.
10657 Remove code argument and replace all uses with PLUS_EXPR.
10658 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
10659 specially. Don't use a pointer type for MINUS_EXPR.
10660 (fold_unary): Handle for (T1)(X op Y),
10661 only p+ as that is the only as that can be handled for
10662 binary operators now.
10663 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
10665 <case PLUS_EXPR>: Add folding of PTR+INT into
10667 Don't call try_move_mult_to_index.
10668 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
10669 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
10670 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
10671 Don't call try_move_mult_to_index.
10672 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
10673 (tree_expr_nonzero_p): Likewise.
10674 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
10675 of PLUS_EXPR for the complex expression folding.
10676 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
10677 first chrec is a pointer type, then the second should
10678 be sizetype and not the first's type.
10679 For POINTER_PLUS_EXPR, use a different right hand side type.
10680 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10681 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
10682 different right hand side type.
10683 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10684 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
10685 instead of PLUS_EXPR.
10686 When either operand is zero, convert the other operand.
10687 (chrec_apply): Use chrec_convert_rhs
10688 on the argument x instead of chrec_convert.
10689 (reset_evolution_in_loop): For pointer types, the new_evol
10690 should be sizetype.
10691 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
10692 different right hand side type.
10693 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10694 (chrec_convert_rhs): New function.
10695 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
10696 different right hand side type.
10697 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
10698 * tree-chrec.h (chrec_convert_rhs): New prototype.
10699 (build_polynomial_chrec): For pointer types, the right hand
10700 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
10701 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
10702 Remove subtraction case as it is always addition now.
10703 Make sure the offset is converted to sizetype.
10704 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
10705 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
10706 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
10707 PLUS_EXPR in pointer type.
10708 Handle POINTER_PLUS_EXPR.
10709 (tree_to_aff_combination): Likewise.
10710 (force_expr_to_var_cost): Likewise.
10711 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
10712 instead of PLUS_EXPR for pointers.
10713 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
10714 instead of PLUS_EXPR of pointer types.
10715 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
10717 (check_va_list_escapes): Likewise.
10718 (check_all_va_list_escapes): Likewise.
10719 * dwarf2out.c (loc_descriptor_from_tree_1):
10720 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
10721 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
10722 (string_constant): Likewise.
10723 * tree-ssa-address.c (tree_mem_ref_addr): When adding
10724 the offset to the base, use POINTER_PLUS_EXPR.
10725 (add_to_parts): Convert the index to sizetype.
10726 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
10727 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
10728 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
10729 Offset only holds something for PLUS_EXPR.
10730 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
10732 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
10734 (analyze_accesses_for_modify_stmt): Likewise.
10735 Remove comment about the type being integral type as it is
10737 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
10739 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
10741 Correct the type which the artimentic is done in (is now
10744 * tree-data-ref.c (split_constant_offset): Handle
10746 * tree-affine.c (tree_to_aff_combination): Likewise.
10747 * c-typeck.c (build_unary_op): For pointers create the increment
10748 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
10750 * gimplify.c (gimplify_self_mod_expr): Create a
10751 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10752 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
10753 * tree.def (POINTER_PLUS_EXPR): New tree code.
10754 * tree-predcom.c (ref_at_iteration): If we have a pointer
10755 type do the multiplication in sizetype.
10756 * tree-mudflap.c (mf_xform_derefs_1): Create a
10757 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10758 * tree-ssa-forwprop.c
10759 (forward_propagate_addr_into_variable_array_index):
10760 Don't expect there to be a cast for the index as that
10761 does not exist anymore.
10762 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
10763 instead of PLUS_EXPR.
10764 Don't check for the first operand of the POINTER_PLUS_EXPR
10765 was the index as it cannot be.
10766 Call forward_propagate_addr_into_variable_array_index with
10767 the SSA_NAME instead of the statement.
10768 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
10769 (compare_constant): Likewise.
10770 (copy_constant): Likewise.
10771 (compute_reloc_for_constant): Likewise.
10772 (output_addressed_constants): Likewise.
10773 (initializer_constant_valid_p): Likewise.
10774 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
10775 Convert the MIN/MAX of the inner type to the outer
10776 type before comparing them.
10777 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
10778 POINTER_PLUS_EXPR instead of PLUS_EXPR.
10779 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
10780 of PLUS_EXPR for pointers.
10781 * tree-inline.c (estimate_num_insns_1): Handle
10783 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
10784 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10785 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
10786 instead of PLUS_EXPR for the pointer increment statement.
10787 (vect_update_ivs_after_vectorizer): For pointer types, create
10788 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
10789 MULT_EXPR in sizetype.
10790 (vect_gen_niters_for_prolog_loop): Add a cast when creating
10792 * tree-object-size.c (plus_expr_object_size): Handle
10793 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
10794 code which is trying to figure out which side is a pointer and
10796 (check_for_plus_in_loops_1): Likewise.
10797 (check_for_plus_in_loops): Likewise.
10798 * c-common.c (pointer_int_sum): Create a
10799 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
10800 * tree-ssa-structalias.c (handle_ptr_arith): Handle
10801 only POINTER_PLUS_EXPR. Removing all the extra
10802 code which is trying to figure out which side is a pointer and
10804 * tree-cfg.c (verify_expr): Add extra checking for pointers and
10805 PLUS_EXPR and MINUS_EXPR.
10806 Also add checking to make sure the operands of POINTER_PLUS_EXPR
10808 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
10809 with make_tree, instead of a pointer type.
10810 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
10811 for pointers instead of PLUS_EXPR.
10812 (s390_gimplify_va_arg): Likewise.
10813 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
10814 instead of PLUS_EXPR when doing addition on pointer
10815 types. Use sizetype for the second operand.
10816 (spu_gimplify_va_arg_expr): Likewise.
10817 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
10818 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
10819 a pointer. Don't create a BIT_AND_EXPR for pointer types.
10820 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
10821 for the pointer addition and also use size_int/sizetype
10823 (ix86_gimplify_va_arg): Likewise.
10824 Perform BIT_AND_EXPR on sizetype arguments.
10825 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
10826 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
10827 for the pointer additions and also use size_int for the offsets.
10828 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
10829 additions and also use size_int for the offsets. Perform
10830 BIT_AND_EXPR on sizetype arguments.
10831 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
10832 POINTER_PLUS_EXPR for pointers and create the
10833 BIT_AND_EXPR in sizetype.
10834 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
10835 instead of PLUS_EXPR for pointer addition.
10836 (rs6000_va_start): Likewise.
10837 Also use sizetype for the offset.
10838 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
10839 as PLUS_EXPR/MINUS_EXPR.
10840 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
10841 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
10842 Don't use BIT_AND_EXPR on a pointer type, convert the
10843 expression to sizetype first.
10844 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
10846 (mips_gimplify_va_arg_expr): Likewise.
10847 Don't create BIT_AND_EXPR in a pointer type.
10849 2007-06-15 Eric Christopher <echristo@apple.com>
10851 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
10852 (x86_64-*-darwin*): Ditto.
10853 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
10856 2007-06-15 Matthew Wilcox <matthew@wil.cx>
10858 * doc/extend.texi: Document behavior of __attribute__((aligned))
10861 2007-06-15 Mark Mitchell <mark@codesourcery.com>
10863 * rtlanal.c (note_stores): Improve documentation.
10865 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
10867 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
10868 LOCAL_LABEL_PREFIX): Delete.
10869 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
10870 (bfin_internal_label): Delete.
10872 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
10874 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
10875 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
10876 otherwise define to LIBGCC2_TF_CEXT.
10877 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
10878 (LIBGCC_TF_CEXT): Ditto.
10881 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
10883 PR rtl-optimization/32339
10884 * df-scan.c (df_uses_record): Don't modify flags but just add to
10885 it for df_ref_record.
10887 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
10889 * tree-mudflap.c: Fix whitespace issues.
10891 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
10893 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
10895 2007-06-14 Eric Christopher <echristo@apple.com>
10897 * config/i386/sse.md (movdi_to_sse): Rewrite body.
10898 (movv4sf): Use gcc_unreachable instead of abort.
10900 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10903 * config/i386/sfp-machine.h (CMPtype): New define.
10904 (mach stubs): Use CMPtype instead of int as a return type.
10906 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
10908 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
10909 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
10910 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
10911 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
10912 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
10913 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
10914 config/soft-fp/soft-fp.h: Update from glibc CVS.
10916 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
10918 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
10920 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10923 * config/v850/v850.c: Include dataflow header file.
10924 (substitute_ep_register): Fix typo.
10926 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10928 * configure.ac: Fix earlier checkin.
10929 * configure: Regenerated.
10931 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10933 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
10934 * aclocal.m4: Regenerate.
10935 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
10936 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
10937 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
10938 * configure: Regenerate.
10939 * Makefile.in (LOOSE_WARN): Subst loose_warn.
10941 * Makefile.in (quickstrap): Build libgcc too.
10943 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
10945 * configure.ac: Add --enable-checking=df. Explicitly mention that
10946 the variables are initialized as for "release".
10947 * df-core.c: Use it.
10948 * configure: Regenerate.
10949 * config.in: Regenerate.
10951 2007-06-14 Bob Wilson <bob.wilson@acm.org>
10953 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
10954 validate_replace_rtx instead of replace_rtx.
10955 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
10957 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
10959 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
10960 (DWARF2_UNWIND_INFO): Override default if configured with
10962 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
10963 (ENDFILE_SPEC): Add crtend.o.
10964 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
10965 (ENDFILE_SPEC): Add crtend.o.
10966 (TARGET_USE_JCR_SECTION): Define.
10967 (MD_UNWIND_SUPPORT): Define for 32-bit target.
10969 * config/i386/cygming-crtbegin.c: New file.
10970 * config/i386/cygming-crtend.c: New file.
10972 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
10974 * config/i386/w32-unwind.h: New file.
10976 2007-06-13 Eric Christopher <echristo@apple.com>
10978 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
10979 the user set a value below STACK_BOUNDARY.
10981 2007-06-13 Thiemo Seufer <ths@networkno.de>
10983 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
10984 imply -lpthread for -pthread.
10986 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
10988 * basic-block.h: Remove the prototype for
10989 free_basic_block_vars.
10990 * cfglayout.h: Remove the prototype for
10991 insn_locators_initialize.
10992 * tree.h: Remove the prototype for emit_line_note.
10994 * tree-ssa-pre.c (mergephitemp): Remove.
10995 (init_pre): Don't use mergephitemp.
10997 2007-06-13 Eric Christopher <echristo@apple.com>
10999 * config/i386/i386.c (override_options): If we've specified
11000 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
11002 2007-06-13 Bob Wilson <bob.wilson@acm.org>
11004 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
11007 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11009 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
11010 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
11011 (eh_store_handler): New pattern.
11012 (eh_return): Emit it instead of a plain move.
11014 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
11016 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
11017 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
11018 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
11021 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
11023 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
11024 (find_next_insn_start, find_load): New functions.
11025 (bfin_reorg): Use them to deal with the fact that parallel insns are
11026 no longer represented as a SEQUENCE.
11028 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
11030 * config/sparc/sparc.c (sparc_override_options): Initialize
11031 fpu mask correctly.
11033 2007-06-13 Dave Korn <dave.korn@artimi.com>
11035 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
11038 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
11040 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
11041 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
11042 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
11043 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
11044 tree-vect-transform.c: Fix comment typos. Follow spelling
11047 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11049 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
11050 to the exit block use set.
11051 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
11052 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
11053 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
11055 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
11057 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
11058 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
11059 to indicate an error.
11060 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
11062 (dbg_cnt_process_opt): Print an error on a bad argument.
11063 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
11064 * common.opt (-fdbg-cnt-list): New.
11065 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
11067 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
11069 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
11070 flag on ref-all pointers.
11072 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11074 PR middle-end/31579
11075 * expr.c (expand_expr_addr_expr_1): Call expand_expr
11076 for the offset with the modifier as EXPAND_INITIALIZER
11077 if the modifier is EXPAND_INITIALIZER.
11078 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
11079 a register if we had an overflow.
11081 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11083 * real.c (real_isfinite): New.
11084 (real_sqrt): Use it.
11085 * real.h (real_isfinite): New.
11086 * builtins.c: Use it.
11088 2007-06-12 Ian Lance Taylor <iant@google.com>
11089 Daniel Berlin <dberlin@dberlin.org>
11092 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
11093 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
11094 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
11095 (DECL_NO_TBAA_P): Define.
11096 (struct tree_decl_common): Add no_tbaa_flag field.
11097 * tree-ssa-structalias.c (struct variable_info): Add
11098 no_tbaa_pruning field.
11099 (new_var_info): Initialize no_tbaa_pruning field.
11100 (unify_nodes): Copy no_tbaa_pruning field.
11101 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11102 (dump_solution_for_var): Print no_tbaa_pruning flag.
11103 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
11105 (compute_tbaa_pruning): New static function.
11106 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
11107 Call compute_tbaa_pruning.
11108 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
11109 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
11110 * gimple-low.c (lower_stmt): Likewise.
11111 * tree-gimple.c (is_gimple_stmt): Likewise.
11112 * tree-ssa-operands.c (get_expr_operands): Likewise.
11113 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
11114 * tree-inline.c (estimate_num_insns_1): Likewise.
11115 (copy_result_decl_to_var): Likewise.
11116 * expr.c (expand_expr_real_1): Likewise.
11117 * tree-pretty-print.c (dump_generic_node): Likewise.
11118 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
11119 * omp-low.c (omp_copy_decl_2): Likewise.
11120 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
11121 * doc/c-tree.texi (Expression trees): Document
11122 CHANGE_DYNAMIC_TYPE_EXPR.
11124 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11126 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
11127 with !HONOR_NANS and !HONOR_INFINITIES.
11128 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
11130 2007-06-12 Tristan Gingold <gingold@adacore.com>
11132 * gcov.c: Comments updated.
11133 (source_info): Add file_time field.
11134 (source_index): New variable.
11135 (mutiple_files): New variable.
11136 (generate_results): New function extracted from process_file.
11137 (process_file): Save and restore chain of functions, generate
11138 results and free structures only if not merging results.
11139 (release_structures): File names are now freed in create_file_names
11140 (create_file_names): Free previous file names.
11141 (find_source): File date is now read here and modifications in
11142 source files is checked here.
11143 (read_graph_file): Only reverse order of functions for the current
11145 (make_gcov_file_name): Do not generate long names if input_name is
11147 (output_lines): If merging results do not display graph, data and
11149 Checking source file modification is done in find_source.
11151 * doc/gcov.texi: Append an s to sourcefile.
11153 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
11155 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
11156 (forced_nop): New pattern.
11157 * config/bfin/bfin.c: Include "df.h".
11158 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
11159 (bfin_discover_loop): Use df_get_live_in instead of
11160 global_live_at_start.
11161 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
11162 df_analyze when done.
11163 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
11164 the insns. Use QImode for the final insn in a bundle. Call
11165 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
11167 (reorder_var_tracking_notes): New function.
11168 (bfin_reorg): Pass no argument to split_all_insns. Don't call
11169 update_life_info. Call df_analyze after scheduling and bundle
11170 generation. Call reorder_var_tracking_notes if generating these
11171 notes. Call df_finish_pass at the end.
11173 2007-06-12 Dirk Mueller <dmueller@suse.de>
11175 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
11176 a comparison, not an assignment.
11178 2007-06-12 Olivier Hainque <hainque@adacore.com>
11180 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
11181 Request walking the subtrees only, leaving the current is_lhs/val_only
11183 (convert_non_local_reference): Likewise.
11185 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
11187 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
11189 2007-06-12 Richard Guenther <rguenther@suse.de>
11191 PR tree-optimization/15353
11192 PR tree-optimization/31657
11193 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
11194 * timevar.def: Add TV_TREE_IFCOMBINE.
11195 * tree-pass.h (pass_tree_ifcombine): Declare.
11196 * tree-ssa-ifcombine.c: New file.
11197 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
11198 * tree-flow.h (blocks_in_phiopt_order): Declare.
11199 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
11200 (tree-ssa-ifcombine.o): New dependencies.
11202 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11204 PR rtl-optimization/32293
11205 * combine.c (simplify_if_then_else): Truncate return from
11206 nonzero_bits() to correct mode.
11208 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
11210 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
11211 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
11213 2007-06-11 Diego Novillo <dnovillo@google.com>
11215 * Makefile.in (reload1.o-warn): Remove.
11217 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
11219 * combine.c (subst): Use reg_overlap_mentioned_p
11220 instead of comparing register numbers directly.
11222 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11224 * reload1.c (mark_home_live_1): Use the mode parameter.
11226 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
11228 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
11229 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
11231 * df-core.c: Ditto.
11233 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
11235 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
11237 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11239 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
11240 from integer registers.
11241 (FP mode splitters): Handle TFmode.
11243 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
11245 * tree-ssa-structalias.c (find_what_p_points_to): Return false
11246 for ref-all pointers that point-to anything.
11248 2007-06-11 Joseph Myers <joseph@codesourcery.com>
11250 * config/arm/arm.c (arm_output_dwarf_dtprel,
11251 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
11253 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
11255 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
11256 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
11259 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
11261 * tree.c (signed_or_unsigned_type_for): New.
11262 (unsigned_type_for): Use signed_or_unsigned_type_for.
11263 (signed_type_for): Use signed_or_unsigned_type_for.
11264 * tree.h (signed_or_unsigned_type_for): New.
11265 (get_signed_or_unsigned_type): Remove.
11266 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
11267 lang_hooks.types.signed_type
11268 (size_diffop): Likewise.
11269 (all_ones_mask_p): Likewise.
11270 (build_range_check): Likewise.
11271 (fold_cond_expr_with_comparison): Likewise.
11272 (fold_cond_expr_with_comparison): Likewise.
11273 (unextend): Likewise.
11274 (extract_muldiv_1): Likewise.
11275 (fold_single_bit_test_into_sign_test): Likewise.
11276 (fold_binary): Likewise.
11277 (fold_ternary): Likewise.
11278 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
11279 instead of get_signed_or_unsigned_type.
11280 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
11281 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
11282 * expr.c (signed_or_unsigned_type_for): Use
11283 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
11284 * langhooks.c (get_signed_or_unsigned_type): Remove.
11285 (lhd_signed_or_unsigned_type): Remove.
11286 * langhooks.h (lang_hooks_for_types): Remove signed_type and
11287 signed_or_unsigned_type.
11288 (lhd_signed_or_unsigned_type): Remove.
11289 * expmed.c (make_tree): Use signed_type_for instead of
11290 lang_hooks.types.signed_type.
11291 * c-common.c (same_scalar_type_ignoring_signedness): Use
11292 c_common_signed_type instead of lang_hooks.types.signed_type.
11293 (c_common_unsigned_type): New.
11294 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
11295 (shorten_compare): Use c_common_unsigned_type instead of
11296 c_common_signed_or_unsigned_type.
11297 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
11299 * convert.c (convert_to_integer): Use signed_type_for instead of
11300 lang_hooks.types.signed_type.
11301 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
11302 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
11303 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
11304 * c-format.c (check_format_types): Use c_common_unsigned_type
11305 instead of unsigned_type_for.
11306 * c-decl.c (groakdeclarator): Likewise.
11307 * c-typeck.c (convert_for_assignment): Likewise.
11308 * c-common.h (c_common_unsigned_type): New.
11310 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11313 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
11314 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
11316 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
11318 PR middle-end/32279
11319 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
11320 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
11322 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
11323 Sebastian Pop <sebpop@gmail.com>
11325 * lambda-code.c (remove_iv): New.
11326 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
11328 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
11330 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
11331 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
11332 * tree-ssa-loop-prefetch.c: Include optabs.h.
11333 (FENCE_FOLLOWING_MOVNT): New macro.
11334 (struct mem_ref): Add independent_p and storent_p fields.
11335 (record_ref): Initalize the new fields.
11336 (gather_memory_references_ref): Return true if the reference
11338 (gather_memory_references): Check whether all memory accesses
11339 in loop were recorded.
11340 (should_issue_prefetch_p): Return false for nontemporal stores.
11341 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
11342 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
11343 (determine_loop_nest_reuse): Detect independent memory references.
11344 (loop_prefetch_arrays): Call mark_nontemporal_stores.
11345 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
11346 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
11347 * config/i386/i386.h (x86_mfence): Declare.
11348 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
11349 * config/i386/i386.c (x86_mfence): New variable.
11350 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
11352 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
11353 * optabs.c (init_optabs): Initialize storent_optab.
11354 * optabs.h (enum optab_index): Add OTI_storent.
11355 (storent_optab): Declare.
11356 * genopinit.c (optabs): Add initialization for storent_optab.
11357 * tree.h (MOVE_NONTEMPORAL): New macro.
11358 * expr.c (expand_assignment, store_expr, store_constructor_field,
11359 store_constructor, store_field, expand_expr_real_1): Propagate
11360 nontemporality of the expanded store.
11361 (emit_storent_insn): New function.
11362 * expr.h (expand_assignment, store_expr): Declaration changed.
11363 * function.c (assign_parm_setup_reg): Pass false as nontemporality
11364 to expand_assignment.
11365 * stmt.c (expand_asm_expr): Ditto.
11366 * calls.c (initialize_argument_information): Pass false as
11367 nontemporality to store_expr.
11368 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
11371 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11373 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
11375 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
11377 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
11379 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
11380 and allow DECL_P here.
11382 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
11384 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
11385 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
11386 track of the size of the expression.
11387 * cfghooks.c (merge_blocks): Remove block from loops structure only
11388 after call of the merge_blocks hook.
11390 2007-06-09 Tom Tromey <tromey@redhat.com>
11392 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
11393 (deprecated_state): Removed.
11394 (start_decl): Update.
11395 (enum deprecated_states): Moved earlier.
11396 (groktypename): Update.
11397 (push_parm_decl): Likewise.
11398 (grokfield): Likewise.
11399 (start_function): Likewise.
11401 2007-06-09 Ian Lance Taylor <iant@google.com>
11403 PR tree-optimization/32169
11404 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
11405 CONVERT_EXPR, check whether min and max both converted to an
11406 overflow infinity representation.
11408 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
11410 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
11411 not inserted on the edge.
11413 2007-06-08 Bob Wilson <bob.wilson@acm.org>
11415 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
11416 instructions if they are supported.
11417 (__divsi3, __umodsi3, __modsi3): Likewise.
11418 (__ashldi3, __ashrdi3, __lshrdi3): New.
11419 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
11421 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
11422 Tony Linthicum <tony.linthicum@amd.com>
11424 * doc/invoke.texi: Add fvect-cost-model flag.
11425 * common.opt (fvect-cost-model): New flag.
11426 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
11427 cost fields in stmt_vec_info struct for STMT.
11428 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
11429 fields in stmt_vec_info struct and access functions for the same.
11430 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
11431 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
11432 load, store and vector to scalar operation.
11433 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
11434 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
11435 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
11436 (TARG_VEC_STORE_COST): Define cost of vector store.
11437 (vect_estimate_min_profitable_iters): Define new function.
11438 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
11439 check to evaluate if loop iterations are less than minimum profitable
11440 iterations determined by cost model or minimum vect loop bound defined
11441 by user, whichever is more conservative.
11442 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
11443 run-time check to evaluate if loop iterations are less than minimum
11444 profitable iterations determined by cost model or minimum vect loop
11445 bound defined by user, whichever is more conservative.
11446 (vect_estimate_min_profitable_iterations): New function to estimate
11447 mimimimum iterartions required for vector version of loop to be
11448 profitable over scalar version.
11449 (vect_model_reduction_cost): New function.
11450 (vect_model_induction_cost): New function.
11451 (vect_model_simple_cost): New function.
11452 (vect_cost_strided_group_size): New function.
11453 (vect_model_store_cost): New function.
11454 (vect_model_load_cost): New function.
11455 (vectorizable_reduction): Call vect_model_reduction_cost during
11457 (vectorizable_induction): Call vect_model_induction_cost during
11459 (vectorizable_load): Call vect_model_load_cost during analysis phase.
11460 (vectorizable_store): Call vect_model_store_cost during analysis phase.
11461 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
11462 vectorizable_promotion, vectorizable_demotion): Call
11463 vect_model_simple_cost during analysis phase.
11465 2007-06-08 Simon Baldwin <simonb@google.com>
11467 * reg-stack.c (get_true_reg): Readability change. Moved default case
11468 label into direct switch statement scope.
11470 2007-06-08 Simon Baldwin <simonb@google.com>
11472 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
11473 in gcc_assert() with '==' comparison.
11475 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11477 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
11478 TARGET_ABM handling of x86_popcnt variable.
11480 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11482 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
11483 __builtin_copysignq and __builtin_infq built-in functions.
11485 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11487 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
11488 SSE4.2 section. Correct built-in function names in SSE4A section.
11490 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
11492 PR tree-optimization/32243
11493 * tree-vect-transform.c (vectorizable_type_promotion): Move check
11494 for ncopies after ratio check between nunits_out and nunits_in.
11495 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
11497 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
11499 PR tree-optimization/32224
11500 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
11501 vectorization upon a non GIMPLE_MODIFY_STMT.
11503 2007-06-08 Christian Bruel <christian.bruel@st.com>
11506 * config/sh/sh.md (doloop_end): New pattern and splitter.
11507 * loop-iv.c (simple_rhs_p): Check for hardware registers.
11509 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
11511 PR middle-end/32209
11512 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
11514 (verify_dominators): Do not change dominance tree.
11516 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11518 * config/sh/constraints.md: New file.
11519 * config/sh/sh.c: Include tm-constrs.h.
11520 (reg_class_from_letter): Remove.
11521 (prepare_cbranch_operands): Use satisfies_constraint_*
11522 function instead of macro.
11523 (andcosts, broken_move, sh_secondary_reload): Likewise.
11524 * config/sh/predicates.md (trapping_target_operand): Likewise.
11525 (and_operand, arith_operand, arith_reg_or_0_operand,
11526 cmp_operand, logical_operand, target_operand,
11527 ua_address_operand, ua_offset, xor_operand): Likewise.
11528 * config/sh/sh.md: Include constraints.md.
11529 (*movsicc_t_false): Use satisfies_constraint_* function
11531 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
11532 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
11533 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
11534 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
11535 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
11536 (REG_CLASS_FROM_CONSTRAINT): Remove.
11537 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
11538 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
11539 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
11540 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
11541 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
11542 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
11543 function instead of macro.
11544 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
11545 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
11546 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
11547 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
11548 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
11549 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
11550 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
11551 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
11552 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
11553 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
11554 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
11555 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
11556 EXTRA_CONSTRAINT_STR): Likewise.
11557 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
11559 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11561 * config/i386/darwin.h (STACK_BOUNDARY): Define.
11563 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
11566 * c-common.h (flag_cpp0x): Replaced by...
11567 (cxx_dialect): ... this new variable specifying the C++ dialect that
11569 * c-common.c (flag_cpp0x): Removed.
11570 (cxx_dialect): Defined.
11571 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
11573 * c-opts.c (c_common_post_options): Likewise.
11574 (set_std_cxx98): Set cxx_dialect to cxx98.
11575 (set_std_cxx0x): Set cxx_dialect to cxx0x.
11577 2007-06-07 Geoffrey Keating <geoffk@apple.com>
11578 Hui-May Chang <hm.chang@apple.com>
11580 * doc/invoke.texi (Darwin Options): Update documentation for
11581 -mmacosx-version-min.
11582 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
11583 * config/darwin-driver.c: New file.
11584 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
11585 * config/t-darwin (darwin-driver.o): New rule.
11587 * config/darwin-c.c (version_as_macro): Ignore low digit.
11589 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
11591 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
11592 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
11593 (CSGNMODE): New mode macro.
11594 (CSGNVMODE): New mode attribute.
11595 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
11596 expander using CSGNMODE mode macro. Handle TFmode.
11597 (copysign<mode>3_const): Rename from copysignsf3_const and
11598 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
11600 (copysign<mode>3_var): Rename from copysignsf3_var and
11601 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
11603 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
11604 mode macro. Handle TFmode.
11605 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
11606 (iortf3, *iortf3): Ditto.
11607 (xortf3, *xortf3): Ditto.
11608 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
11609 TFmode and TImode masks.
11610 (ix86_expand_copysign): Expand TFmode copysign insn.
11611 (IX86_BUILTIN_INFQ): New.
11612 (IX86_BUILTIN_FABSQ): Ditto.
11613 (IX86_BUILTIN_COPYSIGNQ): Ditto.
11614 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
11615 [__builtin_fabsq]: Ditto.
11616 [__builtin_copysignq]: Ditto.
11617 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
11618 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
11619 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
11620 ix86_expand_binop_builtin().
11622 2007-06-07 Bob Wilson <bob.wilson@acm.org>
11624 * config/xtensa/lib1funcs.asm: Clean up whitespace.
11626 2007-06-07 Steve Ellcey <sje@cup.hp.com>
11629 * rtl.h (push_to_sequence2): New.
11630 * emit-rtl.c (push_to_sequence2): New.
11631 * function.c (assign_parm_data_all): Add new fields.
11632 (assign_parm_setup_block): Call push_to_sequence2 instead of
11634 (assign_parm_setup_reg): Ditto.
11635 (assign_parm_setup_stack): Ditto.
11636 (assign_parms_unsplit_complex): Ditto.
11637 (assign_parms): Change field name.
11639 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
11641 PR tree-optimization/32220
11642 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
11643 phi node is reached before defining statement.
11645 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
11648 * tree-vect-transform.c (vectorizable_call): Call update_stmt
11649 after changing the right hand side of the assignment.
11651 2007-06-06 Eric Christopher <echristo@apple.com>
11653 * config.gcc (i?86-*-darwin*): Remove arch parameter.
11654 (x86_64-*-darwin*): Ditto.
11655 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
11656 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
11658 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11660 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
11661 coding conventions.
11662 (add_key): Likewise.
11663 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
11664 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
11666 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
11668 (add_cost_one_coalesce): Likewise.
11669 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
11670 variable names. Rename orig to orig_name for consistency.
11671 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
11672 coding conventions.
11673 (cprop_into_successor_phis): Avoid using C++ keywords as variable
11675 (record_equivalences_from_stmt): Likewise.
11676 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
11677 the coding conventions.
11678 (memory_ssa_name_same): Likewise.
11679 (dse_optimize_stmt): Likewise.
11680 (dse_record_phis): Likewise.
11681 (dse_finalize_block): Likewise.
11682 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
11683 keywords as variable names.
11684 (may_move_till): Cast according to the coding conventions.
11685 (force_move_till_expr): Avoid using C++ keywords as variable names.
11686 (force_move_till): Cast according to the coding conventions.
11687 (memref_hash): Likewise.
11688 (memref_eq): Likewise.
11689 (gather_mem_refs_stmt): Likewise.
11690 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
11691 using C++ keywords as variable names.
11692 (idx_find_step): Cast according to the coding conventions.
11693 (idx_record_use): Likewise.
11694 (find_depends): Likewise.
11695 (prepare_decl_rtl): Likewise.
11696 (mbc_entry_hash): Likewise.
11697 (mbc_entry_eq): Likewise.
11698 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
11699 (simplify_replace_tree): Avoid using C++ keywords as variable names.
11700 (idx_infer_loop_bounds): Cast according to the coding conventions.
11701 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
11702 * tree-ssa-math-opts.c (occ_new ): Likwise.
11703 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
11705 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
11707 (add_use_op): Likewise.
11708 (add_vop): Likewise.
11709 (add_vuse_op): Likewise.
11710 (add_vdef_op): Likewise.
11711 (get_expr_operands): Likewise.
11712 (push_stmt_changes): Use type safe memory macros.
11713 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
11714 keywords as variable names.
11715 (conditional_replacement): Likewise.
11716 (minmax_replacement): Likewise.
11717 (abs_replacement): Likewise.
11718 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
11719 coding conventions.
11720 (insert_fake_stores): Avoid using C++ keywords as variable names.
11721 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
11723 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
11724 (heapvar_insert): Use type safe memory macros.
11725 (new_var_info): Cast according to the coding conventions.
11726 (new_constraint): Likewise.
11727 (remove_preds_and_fake_succs): Use type safe memory macros.
11728 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
11730 (thread_single_edge): Likewise.
11731 (thread_through_loop_header): Likewise.
11733 2007-06-06 Eric Christopher <echristo@apple.com>
11735 * config/i386/i386.c (override_options): Move handling
11736 of TARGET_SUBTARGET* earlier.
11738 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
11740 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
11743 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
11745 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
11746 emited outside of basic block.
11747 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
11748 the created blocks.
11749 * rtl.h (delete_insn_chain): Declaration changed.
11750 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
11752 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
11753 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
11754 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
11755 to delete_insn_chain.
11756 (rtl_verify_flow_info_1): Verify that the insns in header and footer
11757 do not have bb field set.
11758 (rtl_verify_flow_info): Verify that insns between basic blocks do not
11760 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
11761 * cfgcleanup.c (try_optimize_cfg): Ditto.
11763 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11765 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
11766 (lambda_body_vector_new): Use type safe memory macros.
11767 (lambda_linear_expression_new): Likewise.
11768 (lambda_loopnest_new): Likewise.
11769 (lambda_lattice_new): Likewise.
11770 (replace_uses_equiv_to_x_with_y): Cast according to the coding
11771 conventions. Use type safe memory macros.
11772 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
11773 (lambda_body_vector_s): Likewise.
11774 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
11775 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
11777 2007-06-06 Richard Guenther <rguenther@suse.de>
11779 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
11780 if we need to schedule cfg_cleanup.
11781 (tree_ssa_forward_propagate_single_use_vars): Do so.
11783 2007-06-06 Ian Lance Taylor <iant@google.com>
11785 * fold-const.c (merge_ranges): If range_successor or
11786 range_predecessor fail, just return 0.
11788 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11790 PR tree-optimization/32216
11791 * tree-vectorizer.c (supportable_widening_operation): Determine
11792 signedness of FIX_TRUNC_EXPR from output operand.
11793 (supportable_narrowing_operation): Ditto.
11794 * tree-vect-generic.c (expand_vector_operations_1): Determine
11795 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
11796 from input operand.
11798 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
11800 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
11801 (struct pta): ...from here. Change flags to unsigned to avoid
11802 excessive casting (as it is used as a bit mask).
11803 (override_options): Add casts according to the coding convenventions.
11804 (x86_64_elf_unique_section): Likewise.
11805 (examine_argument): Avoid using C++ keywords as variable names.
11806 (construct_container): Likewise.
11807 (legitimize_pic_address): Likewise.
11808 (get_dllimport_decl): Cast according to the coding conventions. Use
11809 type safe memory macros.
11810 (legitimize_address): Cast according to the coding conventions.
11811 (emit_i387_cw_initialization): Corrected the type of slot to enum
11813 (ix86_init_machine_status): Use type safe memory macros.
11814 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
11815 (bdesc_pcmpistr): Likewise.
11816 (bdesc_crc32): Likewise.
11817 (bdesc_sse_3arg): Likewise.
11818 (bdesc_2arg): Likewise.
11819 (bdesc_1arg): Likewise.
11820 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
11821 (ix86_expand_sse_pcmpistr): Likewise.
11822 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
11823 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
11824 int to match the langhook definition.
11825 (ix86_builtin_conversion): Change the type of code to unsigned init to
11826 match the langhook definition.
11827 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
11829 (ix86_preferred_output_reload_class): Likewise.
11830 (ix86_cannot_change_mode_class): Likewise.
11831 (ix86_memory_move_cost): Likewise.
11832 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
11833 avoid excessive casting later on.
11834 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
11836 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11838 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
11839 as flags setting insn.
11840 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
11842 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
11844 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
11845 (UNSPEC_ROUND): New.
11846 ("sse4_1_round<mode>2"): New insn pattern.
11847 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
11849 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
11850 expander using SSEMODEF mode macro. Expand using
11851 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11852 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
11853 expander using SSEMODEF mode macro. Expand using
11854 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11855 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
11856 expander using SSEMODEF mode macro. Expand using
11857 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
11858 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
11859 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
11860 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
11863 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
11864 Sebastian Pop <sebpop@gmail.com>
11866 * lambda.h (build_linear_expr): New.
11867 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
11868 Use build_linear_expr, call fold and force_gimple_operand.
11869 (lambda_loopnest_to_gcc_loopnest): Check that there is
11870 something to insert.
11871 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
11873 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
11875 PR preprocessor/23479
11876 * doc/extend.texi: Document the 0b-prefixed binary integer
11877 constant extension.
11879 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11881 PR tree-optimization/32215
11882 * tree-vectorizer.c (supportable_widening_operation): Return false
11883 for unsupported FIX_TRUNC_EXPR tree code.
11884 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
11886 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
11888 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
11889 register on SPE targets. Change documentation to reflect
11891 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
11892 Change FIXED_SCRATCH to 14 and document why we're keeping r14
11893 out of the register allocation pool.
11894 (rs6000_reg_live_or_pic_offset_p): New function.
11895 (rs6000_emit_prologue): Move the actual saving of LR up to free
11896 r0 for holding r11. Split saving of SPE 64-bit registers into
11897 its own case. Ensure that offsets will always be in-range for
11898 'evstdd' by using r11 as a scratch register to point at the start
11899 of the SPE save area. Save r11 if necessary, as it is the static
11901 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
11902 into its own case. Ensure that offsets will always be in-range
11903 for 'evldd' by using r11 as a scratch register to point at the
11904 start of the SPE save area. Also adjust r11 when restoring
11905 the stack pointer to compensate for pre-loading r11.
11907 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
11909 * cfg.c (init_flow): Use type safe memory macros.
11910 (alloc_block): Likewise.
11911 (unchecked_make_edge): Likewise.
11912 (dump_flow_info): Avoid using C++ keywords as variable names.
11913 (copy_original_table_clear): Cast according to the coding conventions.
11914 (copy_original_table_set): Likewise.
11915 * cfgexpand (label_rtx_for_bb): Likewise.
11916 (expand_gimple_basic_block): Likewise.
11917 * cfghooks.c (dump_bb): Likewise.
11918 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
11920 (lv_add_condition_to_bb): Likewise.
11921 * cfglayout (relink_block_chain): Cast according to the coding
11923 (fixup_reorder_chain): Likewise.
11924 (fixup_fallthru_exit_predecessor): Likewise.
11925 * cfgloop.c (glb_enum_p): Likewise.
11926 (get_exit_description): Likewise.
11927 (dump_recorded_exit): Likewise.
11928 * cfgloop.h (enum loop_estimation): Move out of struct scope...
11929 (struct loop): ... from here.
11930 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
11932 * cfgrtl.c (rtl_create_basic_block): Likewise.
11933 (rtl_split_block): Likewise.
11934 (rtl_dump_bb): Likewise.
11935 (cfg_layout_split_block): Likewise.
11936 (init_rtl_bb_info): Use typesafe memory macros.
11938 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
11939 * graphds.h: Updated all usages of edge to graph_edge.
11940 * graphds.c: Likewise.
11941 * cfgloopanal.c: Likewise.
11943 2007-06-05 Ian Lance Taylor <iant@google.com>
11945 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
11946 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
11947 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
11949 (test_for_singularity): Likewise.
11951 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11953 * config/i386/constraints.md ("Y2"): Replaced by ...
11955 * config/i386/i386.md: Likewise.
11956 * config/i386/mmx.md: Likewise.
11957 * config/i386/sse.md: Likewise.
11959 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
11961 * config/i386/constraints.md ("z"): Replaced by ...
11963 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
11964 (sse4_1_blendvps): Likewise.
11965 (sse4_1_pblendvb): Likewise.
11966 (sse4_2_pcmpestr): Likewise.
11967 (sse4_2_pcmpestrm): Likewise.
11968 (sse4_2_pcmpestr_cconly): Likewise.
11969 (sse4_2_pcmpistr): Likewise.
11970 (sse4_2_pcmpistrm): Likewise.
11971 (sse4_2_pcmpistr_cconly): Likewise.
11973 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
11975 * matrix-reorg.c (transform_access_sites): Fix computation.
11976 (transform_allocation_sites): Same.
11978 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11980 * config/i386/i386.c (override_options): Use
11981 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
11983 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
11985 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
11986 (nonimm_not_xmm0_operand): Ditto.
11987 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
11988 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
11989 as operand[2] predicate. Require "z" class XMM register for
11990 operand[3]. Adjust asm template.
11991 ("sse4_1_blendvpd"): Ditto.
11992 ("sse4_1_pblendvb"): Ditto.
11993 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
11994 force op2 into xmm0 register for variable blend instructions.
11996 2007-06-04 Tom Tromey <tromey@redhat.com>
11998 * c-tree.h (start_enum): Update.
11999 (build_enumerator): Likewise.
12000 * c-decl.c (enum_next_value): Removed.
12001 (enum_overflow): Likewise.
12002 (start_enum): Add c_enum_contents argument. Don't use globals.
12003 (build_enumerator): Likewise.
12004 * c-tree.h (struct c_enum_contents): New struct.
12006 2007-06-04 Tom Tromey <tromey@redhat.com>
12008 * c-common.c (c_common_get_alias_set): Fix indentation.
12010 2007-06-04 Ian Lance Taylor <iant@google.com>
12012 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
12013 to overflow, reduce overflow infinity to regular infinity.
12014 (vrp_var_may_overflow): New static function.
12015 (vrp_visit_phi_node): Check vrp_var_may_overflow.
12017 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
12019 * stor-layout.c (layout_type): Remove duplicate code.
12021 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
12024 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
12025 before build_common_builtin_nodes ().
12027 2007-06-04 Steve Ellcey <sje@cup.hp.com>
12030 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
12032 2007-06-04 Jan Hubicka <jh@suse.cz>
12034 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
12035 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
12036 instead of _stat version.
12038 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12040 PR tree-optimization/32194
12041 * tree-predcom.c (determine_offset): Check that both references have
12044 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
12046 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
12047 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
12048 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
12049 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
12050 Add argument to iterate_fix_dominators call.
12051 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
12052 * gcse.c (hoist_code): Change domby to vector.
12053 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
12054 Add argument to iterate_fix_dominators call.
12055 * loop-doloop.c (doloop_modify): Changed recount_dominator to
12056 recompute_dominator.
12057 * lambda-code.c (perfect_nestify): Ditto.
12058 * cfgloopanal.c: Include graphds.h.
12059 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
12060 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
12061 (mark_irreducible_loops): Use graphds_scc. Remove argument from
12063 * graphds.c: New file.
12064 * graphds.h: New file.
12065 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
12066 (get_dominated_by, get_dominated_by_region): Change return type to
12068 (verify_dominators): Recompute all dominators and compare the results.
12069 (recount_dominator): Renamed to ...
12070 (recompute_dominator): ... this. Do not check that the block is
12071 dominated by entry.
12072 (iterate_fix_dominators): Reimplemented.
12073 (prune_bbs_to_update_dominators, root_of_dom_tree,
12074 determine_dominators_for_sons): New functions.
12075 * et-forest.c (et_root): New function.
12076 * et-forest.h (et_root): Declare.
12077 * Makefile.in (graphds.o): Add.
12078 (cfgloopanal.o): Add graphds.h dependency.
12079 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
12080 * basic-block.h (get_dominated_by, get_dominated_by_region,
12081 iterate_fix_dominators): Declaration changed.
12082 (recount_dominator): Renamed to ...
12083 (recompute_dominator): ... this.
12084 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
12085 (thread_through_all_blocks): Do not free dominance info.
12087 2007-06-03 Andreas Schwab <schwab@suse.de>
12089 * config/m68k/m68k.c (override_options): Don't override
12091 * config/m68k/m68k-modes.def (SF, DF): Define to use
12092 motorola_single_format and motorola_double_format, resp.
12093 * real.c (motorola_single_format): Renamed from
12094 coldfire_single_format.
12095 (motorola_double_format): Renamed from coldfire_double_format.
12096 (encode_ieee_extended): Generate a proper canonical NaN image
12097 respecting canonical_nan_lsbs_set.
12098 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
12100 * real.h: Adjust declarations.
12102 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
12105 * config/sh/sh.md (symGOT_load): Don't schedule insns when
12106 the symbol is generated with the stack protector.
12108 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
12110 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
12111 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
12113 * doc/extend.texi (interrupt): Mention m68k.
12115 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
12117 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
12118 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
12119 (ix86_expand_sse_pcmpestr): Do not check operands for
12120 "register_operand", when insn operand predicate is "register_operand".
12121 (ix86_expand_sse_pcmpistr): Ditto.
12123 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
12124 Uros Bizjak <ubizjak@gmail.com>
12126 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
12127 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
12128 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
12129 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
12130 * config/i386/constraints.md ("z"): New register constraint
12131 for members of SSE_FIRST_REG class.
12132 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
12133 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
12134 SSE_FIRST_REG class.
12135 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
12136 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
12137 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
12138 (IX86_BUILTIN_PCMPESTRM128): Likewise.
12139 (IX86_BUILTIN_PCMPESTRA128): Likewise.
12140 (IX86_BUILTIN_PCMPESTRC128): Likewise.
12141 (IX86_BUILTIN_PCMPESTRO128): Likewise.
12142 (IX86_BUILTIN_PCMPESTRS128): Likewise.
12143 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
12144 (IX86_BUILTIN_PCMPISTRI128): Likewise.
12145 (IX86_BUILTIN_PCMPISTRM128): Likewise.
12146 (IX86_BUILTIN_PCMPISTRA128): Likewise.
12147 (IX86_BUILTIN_PCMPISTRC128): Likewise.
12148 (IX86_BUILTIN_PCMPISTRO128): Likewise.
12149 (IX86_BUILTIN_PCMPISTRS128): Likewise.
12150 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
12151 (struct builtin_description): Change "flag" field to unsigned.
12152 (bdesc_pcmpestr): New builtin description table.
12153 (bdesc_pcmpistr): Likewise.
12154 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
12155 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
12156 Initialize pcmp[ei]str[im] insns for SSE4.2.
12157 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
12158 (ix86_expand_sse_pcmpistr): Likewise.
12159 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
12160 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
12161 (UNSPEC_PCMPISTR): Likewise.
12162 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
12163 (sse4_2_pcmpestri):New isns pattern.
12164 (sse4_2_pcmpestrm): Likewise.
12165 (sse4_2_pcmpestr_cconly): Likewise.
12166 (sse4_2_pcmpistr): New insn patern and splitter.
12167 (sse4_2_pcmpistri):New isns pattern.
12168 (sse4_2_pcmpistrm): Likewise.
12169 (sse4_2_pcmpistr_cconly): Likewise.
12170 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
12173 2007-06-01 David Daney <ddaney@avtrex.com>
12175 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
12176 LOADGP_ABSOLUTE and not binds_local_p.
12178 2007-06-01 Geoffrey Keating <geoffk@apple.com>
12180 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
12182 2007-06-01 Ian Lance Taylor <iant@google.com>
12184 * tree-vrp.c (compare_name_with_value): Always set
12185 used_strict_overflow if we get a result from the variable itself.
12187 2007-06-01 Ian Lance Taylor <iant@google.com>
12189 PR rtl-optimization/31455
12190 * lower-subreg.c (find_decomposable_subregs): Don't decompose
12191 subregs which have a cast between modes which are not tieable.
12193 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
12195 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
12196 breaks after return statements.
12198 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
12200 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
12201 only after no_new_pseudos.
12203 2007-05-31 Eric Christopher <echristo@apple.com>
12205 * expr.c (convert_move): Assert that we don't have a BLKmode
12207 (store_expr): Handle BLKmode moves by calling emit_block_move.
12209 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
12211 * c-typeck.c (build_indirect_ref): Include type in error message.
12212 (build_binary_op): Pass types to binary_op_error.
12213 * c-common.c (binary_op_error): Take two type arguments, print out
12215 * c-common.h (binary_op_error): Update prototype.
12217 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12219 * config/i386/i386.c: Correct coments on -mno-sse4.
12221 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
12223 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
12224 (x86_64-*-*): Likewise.
12225 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
12226 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
12227 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12228 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
12229 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12230 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12231 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12232 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12233 (OPTION_MASK_ISA_SSE4): Likewise.
12234 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
12235 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12236 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
12237 (override_options): Support SSE4.2.
12238 (ix86_build_const_vector): Support SImode and DImode.
12239 (ix86_build_signbit_mask): Likewise.
12240 (ix86_expand_int_vcond): Support V2DImode.
12241 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
12242 (IX86_BUILTIN_CRC32HI): Likewise.
12243 (IX86_BUILTIN_CRC32SI): Likewise.
12244 (IX86_BUILTIN_CRC32DI): Likewise.
12245 (IX86_BUILTIN_PCMPGTQ): Likewise.
12246 (bdesc_crc32): Likewise.
12247 (bdesc_sse_3arg): Likewise.
12248 (ix86_expand_crc32): Likewise.
12249 (ix86_init_mmx_sse_builtins): Support SSE4.2.
12250 (ix86_expand_builtin): Likewise.
12251 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
12252 __SSE4_2__ for -msse4.2.
12253 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
12254 (CRC32MODE): Likewise.
12255 (crc32modesuffix): Likewise.
12256 (crc32modeconstraint): Likewise.
12257 (sse4_2_crc32<mode>): Likewise.
12258 (sse4_2_crc32di): Likewise.
12259 * config/i386/i386.opt (msse4.2): New for SSE4.2.
12261 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
12262 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
12263 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
12264 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
12265 (vcondu<mode>): Likewise.
12266 * doc/extend.texi: Document SSE4.2 built-in functions.
12267 * doc/invoke.texi: Document -msse4.2/-msse4.
12269 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
12271 PR tree-optimization/32160
12272 * tree-predcom.c (predcom_tmp_var): New function. Mark created
12273 variable as gimple reg.
12274 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
12276 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
12278 * gcc.c (main): Don't consider linker options when issuing the
12279 warning about a linker input file not being used.
12281 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12283 * tree-vrp.c (compare_names): Initialize sop.
12285 2007-05-30 Dirk Mueller <dmueller@suse.de>
12287 * cgraphunit.c (cgraph_analyze_function): Remove
12288 computation of inline parameters.
12290 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12292 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
12294 2007-05-30 Richard Sandiford <richard@codesourcery.com>
12296 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
12297 Add vx-common.h. Include vxworks.h between vx-common.h and
12299 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
12301 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
12302 (TARGET_ASM_DESTRUCTOR): Likewise.
12303 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
12304 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
12305 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
12306 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
12307 (VXWORKS_ENDIAN_SPEC): Define.
12308 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
12309 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
12310 VXWORKS_* equivalents.
12311 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
12312 (ASM_FILE_START): Delete.
12313 (TARGET_VERSION): Reformat.
12314 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
12315 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
12316 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
12317 (FPBIT, DPBIT): Define.
12318 (fp-bit.c, dp-bit.c): New rules.
12319 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
12320 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
12321 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
12322 * config/arm/arm.h: Include vxworks-dummy.h.
12323 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
12324 Mark with ATTRIBUTE_UNUSED.
12325 (arm_override_options): Do not allow VxWorks RTP PIC to be used
12326 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
12327 make it incompatible with -msingle-pic-base.
12328 (arm_function_ok_for_sibcall): Return false for calls that might
12329 go through a VxWorks PIC PLT entry.
12330 (require_pic_register): New function, split out from...
12331 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
12333 (arm_load_pic_register): Handle the VxWorks RTP initialization
12334 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
12335 (arm_emit_call_insn): New function.
12336 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
12337 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
12338 (pic_offset_arm): New pattern.
12339 (call, call_value): Use arm_emit_call_insn.
12340 (call_internal, call_value_internal): New expanders.
12341 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
12342 VxWorks unless __PIC__.
12344 2007-05-30 Eric Christopher <echristo@gmail.com>
12346 * genrecog.c: Include regs.h in generated file.
12347 * genemit.c: Ditto. Fix up formatting.
12348 * config/mn10300/constraints.md: New.
12349 * config/mn10300/mn10300.md: Include.
12350 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
12351 Fix up for removed macro.
12352 * config/mn10300/predicates.md (call_address_operand): Ditto.
12353 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
12354 (CONST_OK_FOR_I): Ditto.
12355 (CONST_OK_FOR_J): Ditto.
12356 (CONST_OK_FOR_K): Ditto.
12357 (CONST_OK_FOR_L): Ditto.
12358 (CONST_OK_FOR_M): Ditto.
12359 (CONST_OK_FOR_N): Ditto.
12360 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
12364 (EXTRA_CONSTRAINT): Ditto.
12366 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12368 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
12370 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
12371 OPTION_MASK_ISA_64BIT.
12372 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
12374 2007-05-30 Richard Guenther <rguenther@suse.de>
12376 PR middle-end/32152
12377 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
12378 types for comparison.
12379 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
12380 with original typed arguments.
12381 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
12383 2007-05-30 Jakub Jelinek <jakub@redhat.com>
12385 PR tree-optimization/31769
12386 * except.c (duplicate_eh_regions): Clear prev_try if
12387 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
12389 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
12391 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
12392 * tree-ssa-sink.c (statement_sink_location): Return basic block and
12393 bsi of the location where statements should be inserted.
12394 (sink_code_in_bb): Take bsi from statement_sink_location.
12395 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
12396 instead of bsi_start.
12397 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
12399 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
12400 (bsi_move_before): Document inconsistency with bsi_move_after.
12401 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
12403 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
12405 * config/i386/i386.h (TARGET_ABM): New define.
12406 (TARGET_POPCNT): Ditto.
12407 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
12408 New temporary defines to redefine from OPTION_ISA_* defines.
12409 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
12410 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
12411 (ix86_isa_flags): New extern int declaration.
12412 (TARGET_SUBTARGET_DEFAULT): New define.
12413 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
12414 (TARGET_SUBTARGET32_DEFAULT): Ditto.
12415 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
12416 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
12417 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
12418 * config/i386/darwin.h: Change TARGET_64BIT define to
12421 * config/i386/i386.opt (m3dnowa): Define as undocumented option
12422 using existing "ix86_isa_flags" varible.
12423 (m32, m64): Use existing "ix86_isa_flags" variable.
12424 (mmmx, m3dnow): Ditto.
12425 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
12426 (mabm): Define as non-negative option using "x86_abm" variable.
12427 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
12429 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
12430 Rewrite feature test bitmap.
12431 (ix86_isa_flags): New initialized global int varible.
12432 (ix86_isa_flags_explicit): New static int variable.
12433 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
12434 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
12435 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
12436 target_flags_explicit.
12437 (override_options): Remove "target_enable" and "target_disable" fields
12438 from "struct ptt". Update processor_target_table accordingly. Remove
12439 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
12440 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
12441 "target_flags" and "ix86_isa_flags_explicit" instead of
12442 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
12443 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
12444 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
12445 to true when either of PTA_POPCNT or PTA_ABM is set in
12446 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
12447 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
12448 processor_alias_table flags entry. Remove handling of
12449 "target_enable" and "target_disable" fields of processor_target_table.
12450 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
12451 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
12452 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
12453 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
12454 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
12456 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
12458 2007-05-29 David Daney <ddaney@avtrex.com>
12461 * config/mips/mips.c (mips_output_mi_thunk): Emit
12462 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
12464 2007-05-29 Hui-May Chang <hm.chang@apple.com>
12465 * config/i386/i386.c (ix86_function_regparm): Added checking of
12466 ix86_force_align_arg_pointer to determine the number of
12467 register parameters.
12469 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
12471 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
12472 (SET_DR_MISALIGNMENT): New.
12473 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
12474 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
12475 Use SET_DR_MISALIGNMENT.
12476 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
12478 * tree-data-ref.c (create_data_ref, compute_all_dependences,
12479 find_loop_nest): Export.
12480 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
12481 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
12482 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
12483 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
12485 (struct mem_ref): Add field reuse_distance.
12486 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
12487 Initialize reuse_distance field.
12488 (issue_prefetch_ref): Select temporality of prefetch according to
12490 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
12491 self_reuse_distance, determine_loop_nest_reuse): New functions.
12492 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
12493 (tree_ssa_prefetch_arrays): Dump L2 cache size.
12494 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
12497 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
12499 * tree-ssa-alias.c: Add aliasing overview.
12501 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
12502 Danny Smith <dannysmith@users.sourceforge.net>
12505 * config/i386/t-crtfm: Compile crtfastmath.o with
12506 -minline-all-stringops.
12507 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
12508 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
12510 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12512 * doc/md.texi: Document constraints on HP PA-RISC.
12514 * pa/constraints.md: New file.
12515 * pa.md: Include constraints.md.
12516 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
12517 (integer_store_memory_operand, ldil_cint_p): New functions.
12518 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
12519 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12520 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
12521 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
12522 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
12524 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
12527 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
12528 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
12529 case POSTDECREMENT_EXPR>): Return the error_mark_node
12530 if either the real or imaginary parts would an
12533 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
12535 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
12536 name when we remove it from a call.
12538 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
12540 * targhooks.c (default_narrow_bitfield): Remove.
12541 * targhooks.h: Remove the prototype for
12542 default_narrow_bitfield.
12544 * langhooks-def.h: Remove the prototype for
12545 hook_get_alias_set_0.
12546 * langhooks.c (hook_get_alias_set_0): Remove.
12548 * global.c (EXECUTE_IF_CONFLICT): Remove.
12550 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
12553 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
12554 return true when truth_value_p is true and the type
12557 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
12559 * doc/install.texi (Prerequisites): We no longer require Autoconf
12560 2.13 for the top-level.
12562 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
12564 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
12565 memory access via x86_expand_vector_move_misalign() only for
12566 TImode values on 32-bit targets.
12568 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
12570 * matrix-reorg.c: New file. Implement matrix flattening and
12571 transposing optimization.
12572 * tree-pass.h: Add matrix reorg pass.
12573 * common.opt: Add fipa-mreorg flag.
12574 * Makefile.in: Add matrix-reorg.c.
12575 * passes.c: Add matrix reorg pass.
12576 * varpool.c (add_new_static_var): New function.
12577 * cgraph.h (add_new_static_var): Declare.
12579 2007-05-27 Eric Christopher <echristo@apple.com>
12581 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
12582 sp_offset depending on stack size. Save r12 depending
12583 on registers we're saving later.
12584 (rs6000_emit_epilogue): Update sp_offset depending only
12587 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
12589 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
12590 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
12591 * ifcvt.c (if_convert): Ditto.
12592 * tree-ssa-threadupdate.c (thread_block): Ditto.
12593 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
12594 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
12595 verify_loop_closed_ssa): Check number_of_loops instead of
12597 * predict.c (tree_estimate_probability): Ditto.
12598 * tree-if-conv.c (main_tree_if_conversion): Ditto.
12599 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
12600 * modulo-sched.c (sms_schedule): Ditto.
12601 * tree-scalar-evolution.c (scev_const_prop): Ditto.
12602 (scev_finalize): Do not do anything if scev analysis was not
12604 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
12605 current_loops == NULL.
12606 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
12607 * loop-init.c (loop_optimizer_init): Do not free current_loops when
12608 there are no loops.
12609 (loop_optimizer_finalize): Assert that loops were analyzed.
12610 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
12611 rtl_doloop): Check number_of_loops instead of current_loops.
12612 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
12613 current_loops == NULL.
12614 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
12615 gate_tree_vectorize tree_linear_transform, check_data_deps,
12616 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
12617 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
12618 Check number_of_loops instead of current_loops.
12619 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
12620 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
12621 free loops if available.
12622 (execute_pre): Do not pass do_fre to fini_pre.
12624 2007-05-27 Tobias Burnus <burnus@net-b.de>
12626 PR middle-end/32083
12627 * real.c (mpfr_from_real): Fix sign of -Inf.
12629 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
12631 * tree-vect-transform.c (vectorizable_conversion): Initialize
12632 tree_code variables to ERROR_MARK.
12633 (vectorizable_type_demotion): Likewise.
12634 (vectorizable_type_promotion): Likewise.
12636 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12639 * config/i386/i386.md (movti): Handle push operands via
12640 ix86_expand_push().
12642 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12644 * basic-block.h: Remove the prototype for merge_seq_blocks.
12645 * cfgcleanup.c (merge_seq_blocks): Remove.
12647 * tree-flow.h: Remove the prototype for is_aliased_with.
12648 * tree-ssa-alias.c (is_aliased_with): Remove.
12650 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
12652 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
12654 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
12656 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
12657 ix86_expand_sse4_unpack if SSE4.1 is enabled.
12658 (vec_unpacks_hi_v16qi): Likewise.
12659 (vec_unpacku_lo_v16qi): Likewise.
12660 (vec_unpacks_lo_v16qi): Likewise.
12661 (vec_unpacku_hi_v8hi): Likewise.
12662 (vec_unpacks_hi_v8hi): Likewise.
12663 (vec_unpacku_lo_v8hi): Likewise.
12664 (vec_unpacks_lo_v8hi): Likewise.
12665 (vec_unpacku_hi_v4si): Likewise.
12666 (vec_unpacks_hi_v4si): Likewise.
12667 (vec_unpacku_lo_v4si): Likewise.
12668 (vec_unpacks_lo_v4si): Likewise.
12670 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
12672 * c-typeck.c, config/arm/arm.c, config/darwin.c,
12673 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
12674 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
12675 follow spelling conventions in various
12676 warning/error/diagnostic messages.
12678 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
12679 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
12680 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
12681 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
12682 tree-vrp.c: Fix comment typos. Follow spelling conventions.
12683 * doc/tm.texi: Follow spelling conventions.
12685 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12688 * tree-ssa-forwprop.c
12689 (forward_propagate_addr_into_variable_array_index): Remove
12690 the lhs argument. Use the type of def_rhs instead of lhs.
12691 (forward_propagate_addr_expr_1): Update use of
12692 forward_propagate_addr_into_variable_array_index.
12694 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
12695 Nigel Stephens <nigel@mips.com>
12697 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
12698 function attributes, "far" being an alias for "long_call".
12699 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
12700 (mips_near_type_p, mips_far_type_p): New.
12701 (mips_comp_type_attributes): New function to check that attributes
12702 attached to a function type are compatible.
12703 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
12704 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
12705 to the target function of the thunk.
12706 (mips_encode_section_info): Check for "near" and "far" function
12707 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
12709 * config/mips/predicates.md (const_call_insn_operand): Test only
12710 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
12712 * doc/extend.texi (Function Attributes): Document MIPS "near" and
12715 * testsuite/gcc.target/mips/near-far-1.c: New test case.
12716 * testsuite/gcc.target/mips/near-far-2.c: New test case.
12717 * testsuite/gcc.target/mips/near-far-3.c: New test case.
12718 * testsuite/gcc.target/mips/near-far-4.c: New test case.
12720 2007-05-25 Eric Christopher <echristo@apple.com>
12722 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
12723 to x86-darwin configurations.
12724 * config/i386/t-darwin: Add softfp support.
12725 * config/i386/t-darwin64: Ditto.
12726 * config/i386/sfp-machine.h: If mach then don't use
12727 aliasing, emit a stub to call.
12729 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
12731 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
12732 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
12733 tree-predcom.c, tree-ssa-alias-warnings.c,
12734 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
12735 comment typos. Follow spelling conventions.
12736 * doc/cpp.texi, doc/invoke.texi: Fix typos.
12738 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
12741 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
12742 constants into memory. Expand unaligned memory references for
12743 SSE modes via x86_expand_vector_move_misalign() function.
12745 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
12747 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
12748 "memory" attribute for "sseishft" type insn without operands[2].
12750 2007-05-25 Dirk Mueller <dmueller@suse.de>
12751 Marcus Meissner <meissner@suse.de>
12753 * doc/extend.texi (alloc_size): New attribute.
12754 * c-common.c (handle_alloc_size_attribute): New.
12755 * tree-object-size.c (alloc_object_size): Use alloc_size
12756 attribute, if available.
12758 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12760 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
12762 (__builtin_ia32_vec_ext_v2di): Likewise.
12763 (__builtin_ia32_vec_ext_v4si): Likewise.
12764 (__builtin_ia32_vec_ext_v8hi): Likewise.
12765 (__builtin_ia32_vec_ext_v16qi): Likewise.
12766 (__builtin_ia32_vec_set_v8hi): Likewise.
12768 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
12770 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
12772 2007-05-25 Richard Sandiford <richard@codesourcery.com>
12774 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
12775 (arm_is_longcall_p): Rename to...
12776 (arm_is_long_call_p): ...this. Take a single tree argument and
12778 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
12779 (CUMULATIVE_ARGS): Remove call_cookie.
12780 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
12781 (ENCODED_LONG_CALL_ATTR_P): Delete.
12782 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
12783 LONG_CALL_FLAG_CHAR cases.
12784 (ARM_DECLARE_FUNCTION_SIZE): Delete.
12785 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
12786 ARM_DECLARE_FUNCTION_SIZE.
12787 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
12788 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
12789 (arm_encode_call_attribute, current_file_function_operand): Delete.
12790 (arm_function_in_section_p): New function.
12791 (arm_is_longcall_p): Rename to...
12792 (arm_is_long_call_p): ...this. Take the target function as a single
12793 argument and return a bool. Do not rely on call cookies. Check
12794 whether the target symbol is in the same section as the current
12795 function, not just the same compilation unit.
12796 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
12797 (arm_encode_section_info): Don't encode a call type.
12798 * config/arm/arm.md (call, call_value): Update calls to
12799 arm_is_long(_)call_p. Simplify logic.
12800 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
12801 Update calls to arm_is_long(_)call_p.
12803 2007-05-25 Richard Guenther <rguenther@suse.de>
12805 PR tree-optimization/31982
12806 * tree-ssa-forwprop.c
12807 (forward_propagate_addr_into_variable_array_index): Handle arrays
12808 with element size one.
12810 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
12812 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
12813 (umulsi3_highpart): Likewise.
12815 2007-05-24 Ian Lance Taylor <iant@google.com>
12817 PR rtl-optimization/32069
12818 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
12821 2007-05-24 Ollie Wild <aaw@google.com>
12823 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
12826 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
12828 * postreload-gcse.c (reg_changed_after_insn_p): New function.
12829 (oprs_unchanged_p): Use it to check all registers in a REG.
12830 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
12831 (reg_set_between_after_reload_p): Delete.
12832 (reg_used_between_after_reload_p): Likewise.
12833 (reg_set_or_used_since_bb_start): Likewise.
12834 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
12835 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
12836 Use reg_set_between_p instead of reg_set_between_after_reload_p.
12837 * rtlanal.c (reg_set_p): Check whether REG overlaps
12838 regs_invalidated_by_call, rather than just checking the
12839 membership of REGNO (REG).
12841 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12843 * doc/passes.texi: Document predictive commoning.
12844 * doc/invoke.texi (-fpredictive-commoning): Document.
12845 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
12846 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
12847 adding indices to the generated name.
12848 (schedule_sm): Pass 0 to get_lsm_tmp_name.
12849 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
12850 * tree-pretty-print.c (op_symbol_1): Renamed to ...
12851 (op_symbol_code): ... and exported.
12852 (dump_omp_clause, op_symbol): Use op_symbol_code
12853 instead of op_symbol_1.
12854 * tree-pass.h (pass_predcom): Declare.
12855 * timevar.def (TV_PREDCOM): New timevar.
12856 * tree-ssa-loop.c (run_tree_predictive_commoning,
12857 gate_tree_predictive_commoning, pass_predcom): New.
12858 * tree-data-ref.c (find_data_references_in_loop): Find the
12859 references in dominance order.
12860 (canonicalize_base_object_address): Ensure that the result has
12862 (dr_analyze_innermost): Export.
12863 (create_data_ref): Code to fail for references with invariant
12865 (find_data_references_in_stmt): ... here.
12866 * tree-data-ref.h (dr_analyze_innermost): Declare.
12867 * tree-affine.c: Include tree-gimple.h and hashtab.h.
12868 (aff_combination_find_elt, name_expansion_hash,
12869 name_expansion_eq, tree_to_aff_combination_expand,
12870 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
12872 * tree-affine.h (aff_combination_constant_multiple_p,
12873 tree_to_aff_combination_expand): Declare.
12874 * tree-predcom.c: New file.
12875 * common.opt (fpredictive-commoning): New option.
12876 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
12877 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
12878 * Makefile.in (tree-predcom.o): Add.
12879 (tree-affine.o): Add TREE_GIMPLE_H dependency.
12880 * passes.c (init_optimization_passes): Add dceloop after
12881 copy propagation in loop optimizer. Add predictive commoning
12882 to loop optimizer passes.
12884 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12886 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
12889 2007-05-24 Jan Hubicka <jh@suse.cz>
12891 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
12893 (genheader): Include statistics.h.
12895 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
12897 * print-rtl.c (flag_dump_unnumbered): Update comments.
12898 (print_rtl): Fix my previous change.
12899 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
12902 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
12904 PR middle-end/32018
12905 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
12907 (thread_through_all_blocks): Call initialize_original_copy_tables
12908 and free_original_copy_tables.
12909 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
12911 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
12912 * cfghooks.c (duplicate_block): Use get_loop_copy.
12913 * cfg.c: Include cfgloop.h.
12914 (loop_copy): New hash table.
12915 (initialize_original_copy_tables): Initialize loop_copy table.
12916 (free_original_copy_tables): Free loop_copy table.
12917 (copy_original_table_clear, copy_original_table_set,
12918 set_loop_copy, get_loop_copy): New functions.
12919 (set_bb_original, set_bb_copy): Use copy_original_table_set.
12920 * cfgloop.h (struct loop): Remove copy field.
12921 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
12922 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
12924 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12926 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
12927 -msse/-msse2/-msse3.
12929 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
12931 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
12932 __builtin_ia32_vec_set_v2di with MASK_64BIT.
12934 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
12937 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
12938 * targhooks.h (default_mangle_decl_assembler_name): Declare
12940 * targhooks.c (default_mangle_decl_assembler_name): Define
12942 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
12944 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
12945 * langhooks.c (lhd_set_decl_assembler_name): Call
12946 targetm.mangle_decl_assembler_name for names with global scope.
12948 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
12950 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
12951 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
12953 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
12954 New. Factored out of i386_pe_encode_section_info.
12955 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
12956 Move check for prior decoration of stdcall
12957 symbols to i386_pe_encode_section_info.
12958 (i386_pe_encode_section_info): Adjust call to
12959 gen_stdcall_or_fastcall_suffix. Use
12960 i386_pe_maybe_mangle_decl_assembler_name, if needed.
12961 (i386_pe_mangle_decl_assembler_name): New. Wrap
12962 i386_pe_maybe_mangle_decl_assembler_name.
12964 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
12966 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
12967 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
12968 * langhooks.c (get_signed_or_unsigned_type): Don't check for
12969 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
12970 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
12973 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
12974 Nigel Stephens <nigel@mips.com>
12975 Richard Sandiford <richard@codesourcery.com>
12977 Fix up MIPS16 hard float and add support for complex.
12979 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
12980 (TARGET_SOFT_FLOAT_ABI): New.
12981 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
12982 __mips_soft_float to reflect the ABI in use, not whether the
12983 FPU is directly accessible (e.g., in MIPS16 mode).
12984 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
12985 (UNITS_PER_FPVALUE): Likewise.
12987 * config/mips/mips.c (mips_expand_call): Remove redundant
12988 TARGET_MIPS16 check.
12989 (mips_arg_regno): New.
12990 (function_arg_advance): When setting bits in cum->fp_code for
12991 MIPS16, don't subtract 1 from cum->arg_number, since it is now
12993 (function_arg): Use mips_arg_regno.
12994 (mips_return_mode_in_fpr_p): New.
12995 (mips16_call_stub_mode_suffix): New.
12996 (mips16_cfun_returns_in_fpr_p): New.
12997 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
12998 (mips_output_function_prologue): Test mips16_hard_float, not
12999 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
13000 (mips_expand_epilogue): Call MIPS16 helper routines to copy
13001 return value into a floating-point register.
13002 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
13003 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
13004 (mips16_fp_args): Handle MIPS32r2 ISA which supports
13005 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
13006 word of double arguments from or to the high bits of 64-bit
13007 floating point registers.
13008 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
13009 (mips16_fpret_double): New helper function.
13010 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
13011 support for complex modes. Fill in DECL_RESULT for stubdecl.
13012 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
13014 * config/mips/mips16.S
13015 (RET, ARG1, ARG2): New.
13016 (MERGE_GPRf, MERGE_GPRt): New.
13017 (DELAYt, DELAYf): New.
13018 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
13019 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
13020 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
13021 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
13022 (SFOP): Renamed to...
13023 (OPSF3): This, and macro-ified. Updated all uses.
13024 (SFOP2): Renamed to...
13025 (OPSF2): This, and macro-ified. Updated all uses.
13026 (SFCMP): Renamed to...
13027 (CMPSF): This, and macro-ified. Updated all uses.
13028 (SFREVCMP): Renamed to...
13029 (REVCMPSF): This, and macro-ified. Updated all uses.
13030 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
13031 (LDDBL1, LDDBL2, RETDBL): Deleted.
13032 (DFOP): Renamed to...
13033 (OPDF3): This, and macro-ified. Updated all uses.
13034 (DFOP2): Renamed to...
13035 (OPDF2): This, and macro-ified. Updated all uses.
13036 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
13037 (DFCMP): Renamed to...
13038 (CMPDF): This, and macro-ified. Updated all uses.
13039 (DFREVCMP): Renamed to...
13040 (REVCMPDF): This, and macro-ified. Updated all uses.
13041 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
13042 (RET_FUNCTION): New.
13043 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
13044 (__mips16_ret_sc, __mips16_ret_dc): New.
13045 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
13046 STUB_ARGS_6, STUB_ARGS_10): New.
13047 (CALL_STUB_NO_RET): New.
13048 (__mips16_call_stub_1): Macro-ified.
13049 (__mips16_call_stub_5): Macro-ified.
13050 (__mips16_call_stub_2): Macro-ified.
13051 (__mips16_call_stub_6): Macro-ified.
13052 (__mips16_call_stub_9): Macro-ified.
13053 (__mips16_call_stub_10): Macro-ified.
13054 (CALL_STUB_RET): New.
13055 (__mips16_call_stub_sf_0): Macro-ified.
13056 (__mips16_call_stub_sf_1): Macro-ified.
13057 (__mips16_call_stub_sf_5): Macro-ified.
13058 (__mips16_call_stub_sf_2): Macro-ified.
13059 (__mips16_call_stub_sf_6): Macro-ified.
13060 (__mips16_call_stub_sf_9): Macro-ified.
13061 (__mips16_call_stub_sf_10): Macro-ified.
13062 (__mips16_call_stub_df_0): Macro-ified.
13063 (__mips16_call_stub_df_1): Macro-ified.
13064 (__mips16_call_stub_df_5): Macro-ified.
13065 (__mips16_call_stub_df_2): Macro-ified.
13066 (__mips16_call_stub_df_6): Macro-ified.
13067 (__mips16_call_stub_df_9): Macro-ified.
13068 (__mips16_call_stub_df_10): Macro-ified.
13069 (__mips16_call_stub_sc_0): New.
13070 (__mips16_call_stub_sc_1): New.
13071 (__mips16_call_stub_sc_5): New.
13072 (__mips16_call_stub_sc_2): New.
13073 (__mips16_call_stub_sc_6): New.
13074 (__mips16_call_stub_sc_9): New.
13075 (__mips16_call_stub_sc_10): New.
13076 (__mips16_call_stub_dc_0): New.
13077 (__mips16_call_stub_dc_1): New.
13078 (__mips16_call_stub_dc_5): New.
13079 (__mips16_call_stub_dc_2): New.
13080 (__mips16_call_stub_dc_6): New.
13081 (__mips16_call_stub_dc_9): New.
13082 (__mips16_call_stub_dc_10): New.
13084 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
13085 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
13086 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
13088 2007-05-23 Ian Lance Taylor <iant@google.com>
13090 * doc/invoke.texi (Invoking GCC): Document that the order of the
13093 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
13096 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
13097 * config/score/predicate.md (const_pow2, const_npow2): Remove.
13098 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
13102 * config/score/score.c (score_print_operand): Make sure that only
13103 lower bits are used.
13105 2007-05-22 Ian Lance Taylor <iant@google.com>
13107 * tree-vrp.c (avoid_overflow_infinity): New static function,
13108 broken out of set_value_range_to_value.
13109 (set_value_range_to_value): Call avoid_overflow_infinity.
13110 (extract_range_from_assert): Likewise.
13112 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13114 PR middle-end/31095
13115 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
13116 change the type before looking for a COMPOUND_EXPR.
13118 2007-05-22 Ian Lance Taylor <iant@google.com>
13120 * lower-subreg.c (decompose_multiword_subregs): If we change an
13121 insn, call remove_retval_note on it.
13123 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13125 * regs.h (end_hard_regno): New function.
13126 (END_HARD_REGNO, END_REGNO): New macros.
13127 (add_to_hard_reg_set): New function.
13128 (remove_from_hard_reg_set): Likewise.
13129 (in_hard_reg_set_p): Likewise.
13130 (overlaps_hard_reg_set_p): Likewise.
13131 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
13132 (note_btr_set): Use END_HARD_REGNO.
13133 * caller-save.c (setup_save_areas): Use end_hard_regno.
13134 (mark_set_regs): Use END_HARD_REGNO.
13135 (add_stored_regs): Use end_hard_regno.
13136 (mark_referenced_regs): Use add_to_hard_reg_set.
13137 * combine.c (update_table_tick): Use END_REGNO.
13138 (record_value_for_reg): Likewise.
13139 (record_dead_and_set_regs): Likewise.
13140 (get_last_value_validate): Likewise.
13141 (use_crosses_set_p): Likewise.
13142 (reg_dead_at_p_1): Likewise.
13143 (reg_dead_at_p): Likewise.
13144 (mark_used_regs_combine): Use add_to_hard_reg_set.
13145 (move_deaths): Use END_HARD_REGNO.
13146 (reg_bitfield_target_p): Use end_hard_regno.
13147 (distribute_notes): Use END_HARD_REGNO.
13148 * cse.c (mention_regs): Use END_REGNO.
13149 (insert): Use add_to_hard_reg_set.
13150 (invalidate): Use END_HARD_REGNO.
13151 (invalidate_for_call): Likewise.
13152 (exp_equiv_p): Use END_REGNO.
13153 (cse_insn): Likewise.
13154 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
13155 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
13156 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
13157 * function.c (keep_stack_depressed): Use end_hard_regno.
13158 * global.c (global_alloc): Use end_hard_regno.
13159 (global_conflicts): Use add_to_hard_reg_set instead of
13161 (find_reg): Likewise.
13162 (mark_reg_store): Likewise.
13163 (mark_reg_conflicts): Likewise.
13164 (mark_reg_death): Use remove_from_hard_reg_set.
13165 (mark_reg_live_nc): Delete.
13166 (set_preference): Use end_hard_regno.
13167 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
13168 remove_from_hard_reg_set.
13169 (post_mark_life): Use add_to_hard_reg_set.
13170 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
13171 (reg_becomes_live): Use add_to_hard_reg_set.
13172 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
13173 (peep2_find_free_register): Use add_to_hard_reg_set.
13174 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
13175 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
13176 * regrename.c (note_sets): Use add_to_hard_reg_set.
13177 (clear_dead_regs): Use remove_from_hard_reg_set.
13178 (regrename_optimize): Use add_to_hard_reg_set.
13179 (find_oldest_value_reg): Use in_hard_reg_set_p.
13180 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
13181 (hard_reg_set_here_p): Use end_hard_regno.
13182 (decompose): Likewise.
13183 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
13184 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
13185 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
13186 (mark_home_live): Use end_hard_regno.
13187 (spill_hard_reg): Likewise.
13188 (clear_reload_reg_in_use): Likewise.
13189 * reorg.c (delete_prior_computation): Use END_REGNO.
13190 * resource.c (update_live_status): Use END_HARD_REGNO.
13191 (mark_referenced_resources): Use add_to_hard_reg_set.
13192 (mark_set_resources): Likewise.
13193 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
13194 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
13195 (reg_overlap_mentioned_p): Likewise.
13196 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
13197 (covers_regno_no_parallel_p): Use END_REGNO.
13198 (find_regno_note): Likewise.
13199 (find_reg_fusage): Use END_HARD_REGNO.
13200 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
13201 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
13203 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
13205 * mode-switching.c (reg_dies): Change type of second argument to
13207 (optimize_mode_switching): Update accordingly.
13209 2007-05-22 Richard Sandiford <richard@codesourcery.com>
13211 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
13213 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
13214 (hard_reg_set_empty_p): ...these new functions.
13215 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
13216 GO_IF_HARD_REG_SUBSET.
13217 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
13218 instead of GO_IF_HARD_REG_EQUAL.
13219 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
13220 instead of GO_IF_HARD_REG_EQUAL.
13221 * global.c (find_reg): Use hard_reg_set_empty_p instead of
13222 GO_IF_HARD_REG_SUBSET.
13223 (modify_reg_pav): Use hard_reg_set_empty_p instead of
13224 GO_IF_HARD_REG_EQUAL.
13225 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
13226 of GO_IF_HARD_REG_SUBSET.
13227 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
13228 instead of GO_IF_HARD_REG_EQUAL.
13229 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
13230 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
13231 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
13232 of GO_IF_HARD_REG_SUBSET,
13233 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
13234 GO_IF_HARD_REG_SUBSET.
13235 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
13236 instead of GO_IF_HARD_REG_EQUAL.
13237 * config/sh/sh.c (push_regs, calc_live_regs): Use
13238 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
13239 (hard_regs_intersect_p): Delete.
13241 2007-05-22 Janis Johnson <janis187@us.ibm.com>
13243 * doc/sourcebuild.texi (Test Directives) Add dg-message.
13245 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
13246 Richard Henderson <rth@redhat.com>
13248 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
13250 (x86_64-*-*): Likewise.
13252 * i386/i386-modes.def (V2QI): New.
13254 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
13256 (override_options): Support SSE4.1.
13257 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
13258 (IX86_BUILTIN_BLENDPS): Likewise.
13259 (IX86_BUILTIN_BLENDVPD): Likewise.
13260 (IX86_BUILTIN_BLENDVPS): Likewise.
13261 (IX86_BUILTIN_PBLENDVB128): Likewise.
13262 (IX86_BUILTIN_PBLENDW128): Likewise.
13263 (IX86_BUILTIN_DPPD): Likewise.
13264 (IX86_BUILTIN_DPPS): Likewise.
13265 (IX86_BUILTIN_INSERTPS128): Likewise.
13266 (IX86_BUILTIN_MOVNTDQA): Likewise.
13267 (IX86_BUILTIN_MPSADBW128): Likewise.
13268 (IX86_BUILTIN_PACKUSDW128): Likewise.
13269 (IX86_BUILTIN_PCMPEQQ): Likewise.
13270 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
13271 (IX86_BUILTIN_PMAXSB128): Likewise.
13272 (IX86_BUILTIN_PMAXSD128): Likewise.
13273 (IX86_BUILTIN_PMAXUD128): Likewise.
13274 (IX86_BUILTIN_PMAXUW128): Likewise.
13275 (IX86_BUILTIN_PMINSB128): Likewise.
13276 (IX86_BUILTIN_PMINSD128): Likewise.
13277 (IX86_BUILTIN_PMINUD128): Likewise.
13278 (IX86_BUILTIN_PMINUW128): Likewise.
13279 (IX86_BUILTIN_PMOVSXBW128): Likewise.
13280 (IX86_BUILTIN_PMOVSXBD128): Likewise.
13281 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
13282 (IX86_BUILTIN_PMOVSXWD128): Likewise.
13283 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
13284 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
13285 (IX86_BUILTIN_PMOVZXBW128): Likewise.
13286 (IX86_BUILTIN_PMOVZXBD128): Likewise.
13287 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
13288 (IX86_BUILTIN_PMOVZXWD128): Likewise.
13289 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
13290 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
13291 (IX86_BUILTIN_PMULDQ128): Likewise.
13292 (IX86_BUILTIN_PMULLD128): Likewise.
13293 (IX86_BUILTIN_ROUNDPD): Likewise.
13294 (IX86_BUILTIN_ROUNDPS): Likewise.
13295 (IX86_BUILTIN_ROUNDSD): Likewise.
13296 (IX86_BUILTIN_ROUNDSS): Likewise.
13297 (IX86_BUILTIN_PTESTZ): Likewise.
13298 (IX86_BUILTIN_PTESTC): Likewise.
13299 (IX86_BUILTIN_PTESTNZC): Likewise.
13300 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
13301 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
13302 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
13303 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
13304 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
13305 (bdesc_ptest): New.
13306 (bdesc_sse_3arg): Likewise.
13307 (bdesc_2arg): Likewise.
13308 (bdesc_1arg): Likewise.
13309 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
13311 (ix86_expand_sse_4_operands_builtin): New.
13312 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
13313 smaller than 8 bits as the 2nd arg.
13314 (ix86_expand_sse_ptest): New.
13315 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
13316 (ix86_expand_vector_set): Support SSE4.1.
13317 (ix86_expand_vector_extract): Likewise.
13319 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
13320 __SSE4_1__ for -msse4.1.
13322 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
13323 (UNSPEC_INSERTPS): Likewise.
13324 (UNSPEC_DP): Likewise.
13325 (UNSPEC_MOVNTDQA): Likewise.
13326 (UNSPEC_MPSADBW): Likewise.
13327 (UNSPEC_PHMINPOSUW): Likewise.
13328 (UNSPEC_PTEST): Likewise.
13329 (UNSPEC_ROUNDP): Likewise.
13330 (UNSPEC_ROUNDS): Likewise.
13332 * config/i386/i386.opt (msse4.1): New for SSE4.1.
13334 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
13335 (const_pow2_1_to_32768_operand): Likewise.
13337 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
13340 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
13342 (sse4_1_insertps): Likewise.
13343 (*sse4_1_extractps): Likewise.
13344 (sse4_1_ptest): Likewise.
13345 (sse4_1_mulv2siv2di3): Likewise.
13346 (*sse4_1_mulv4si3): Likewise.
13347 (*sse4_1_smax<mode>3): Likewise.
13348 (*sse4_1_umax<mode>3): Likewise.
13349 (*sse4_1_smin<mode>3): Likewise.
13350 (*sse4_1_umin<mode>3): Likewise.
13351 (sse4_1_eqv2di3): Likewise.
13352 (*sse4_1_pinsrb): Likewise.
13353 (*sse4_1_pinsrd): Likewise.
13354 (*sse4_1_pinsrq): Likewise.
13355 (*sse4_1_pextrb): Likewise.
13356 (*sse4_1_pextrb_memory): Likewise.
13357 (*sse4_1_pextrw_memory): Likewise.
13358 (*sse4_1_pextrq): Likewise.
13359 (sse4_1_blendpd): Likewise.
13360 (sse4_1_blendps): Likewise.
13361 (sse4_1_blendvpd): Likewise.
13362 (sse4_1_blendvps): Likewise.
13363 (sse4_1_dppd): Likewise.
13364 (sse4_1_dpps): Likewise.
13365 (sse4_1_movntdqa): Likewise.
13366 (sse4_1_mpsadbw): Likewise.
13367 (sse4_1_packusdw): Likewise.
13368 (sse4_1_pblendvb): Likewise.
13369 (sse4_1_pblendw): Likewise.
13370 (sse4_1_phminposuw): Likewise.
13371 (sse4_1_extendv8qiv8hi2): Likewise.
13372 (*sse4_1_extendv8qiv8hi2): Likewise.
13373 (sse4_1_extendv4qiv4si2): Likewise.
13374 (*sse4_1_extendv4qiv4si2): Likewise.
13375 (sse4_1_extendv2qiv2di2): Likewise.
13376 (*sse4_1_extendv2qiv2di2): Likewise.
13377 (sse4_1_extendv4hiv4si2): Likewise.
13378 (*sse4_1_extendv4hiv4si2): Likewise.
13379 (sse4_1_extendv2hiv2di2): Likewise.
13380 (*sse4_1_extendv2hiv2di2): Likewise.
13381 (sse4_1_extendv2siv2di2): Likewise.
13382 (*sse4_1_extendv2siv2di2): Likewise.
13383 (sse4_1_zero_extendv8qiv8hi2): Likewise.
13384 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
13385 (sse4_1_zero_extendv4qiv4si2): Likewise.
13386 (*sse4_1_zero_extendv4qiv4si2): Likewise.
13387 (sse4_1_zero_extendv2qiv2di2): Likewise.
13388 (*sse4_1_zero_extendv2qiv2di2): Likewise.
13389 (sse4_1_zero_extendv4hiv4si2): Likewise.
13390 (*sse4_1_zero_extendv4hiv4si2): Likewise.
13391 (sse4_1_zero_extendv2hiv2di2): Likewise.
13392 (*sse4_1_zero_extendv2hiv2di2): Likewise.
13393 (sse4_1_zero_extendv2siv2di2): Likewise.
13394 (*sse4_1_zero_extendv2siv2di2): Likewise.
13395 (sse4_1_roundpd): Likewise.
13396 (sse4_1_roundps): Likewise.
13397 (sse4_1_roundsd): Likewise.
13398 (sse4_1_roundss): Likewise.
13399 (mulv4si3): Don't expand for SSE4.1.
13400 (smax<mode>3): Likewise.
13401 (umaxv4si3): Likewise.
13402 (uminv16qi3): Likewise.
13403 (umin<mode>3): Likewise.
13404 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
13406 * doc/extend.texi: Document SSE4.1 built-in functions.
13408 * doc/invoke.texi: Document -msse4.1.
13410 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
13412 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
13413 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
13414 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
13415 (ASM_SPEC): Add asm_pcrel_spec.
13416 (EXTRA_SPECS): Add asm_pcrel_spec.
13418 2007-05-21 David Daney <ddaney@avtrex.com>
13420 * doc/install.texi (Building a cross compiler): Add requirements
13421 for Java cross compiler.
13423 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13425 PR middle-end/31995
13426 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
13427 Add loopno argument. Use evolution_function_is_invariant_rec_p
13428 instead of evolution_function_is_constant_p.
13429 Update calls to evolution_function_is_affine_multivariate_p.
13430 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
13431 Add loopno argument.
13432 * tree-scalar-evolution.c (gather_chrec_stats): Call
13433 evolution_function_is_affine_multivariate_p with a loop
13435 * tree-data-ref.c (analyze_miv_subscript): Likewise.
13436 (analyze_overlapping_iterations): Likewise.
13437 (access_functions_are_affine_or_constant_p): Likewise.
13438 (build_classic_dist_vector_1): If the access functions
13439 are equal, don't do anything.
13441 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
13442 Paolo Carlini <pcarlini@suse.de>
13443 Uros Bizjak <ubizjak@gmail.com>
13445 * c-cppbuiltin.c (c_cpp_builtins): Define
13446 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
13447 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
13448 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
13449 * doc/cpp.texi ([Standard Predefined Macros]): Document.
13451 2007-05-21 Mike Stump <mrs@apple.com>
13453 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
13455 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
13457 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
13459 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
13460 implementation if __OPTIMIZE__ is not defined.
13461 (_mm_alignr_pi8): Ditto.
13462 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13463 (_mm_inserti_si64): Ditto.
13464 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13465 (_mm_slli_epi16): Ditto.
13466 (_mm_slli_epi32): Ditto.
13467 (_mm_slli_epi64): Ditto.
13468 (_mm_srai_epi16): Ditto.
13469 (_mm_srai_epi32): Ditto.
13470 (_mm_srli_si128): Ditto.
13471 (_mm_slli_si128): Ditto.
13472 (_mm_srli_epi16): Ditto.
13473 (_mm_srli_epi32): Ditto.
13474 (_mm_srli_epi64): Ditto.
13475 (_mm_extract_epi16): Ditto.
13476 (_mm_insert_epi16): Ditto.
13477 (_mm_shufflehi_epi16): Ditto.
13478 (_mm_shufflelo_epi16): Ditto.
13479 (_mm_shuffle_epi32): Ditto.
13480 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
13481 (_m_pextrw): Ditto.
13482 (_mm_insert_pi16): Ditto.
13483 (_m_pinsrw): Ditto.
13484 (_mm_shuffle_pi16): Ditto.
13485 (_m_pshufw): Ditto.
13486 (_mm_shufle_ps): Ditto.
13487 (_mm_prefetch): Ditto.
13489 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
13491 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
13492 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
13493 * real.c (encode_i370_single, decode_i370_single,
13494 encode_i370_double, decode_i370_double): Functions removed.
13495 (i370_single_format, i370_double_format): Initializations removed.
13496 (real_maxval, round_for_format, exact_real_truncate, significand_size):
13497 Consider the log2_b field to always be one.
13498 (ieee_single_format, mips_single_format, coldfire_single_format,
13499 ieee_double_format, mips_double_format, coldfire_double_format,
13500 ieee_extended_motorola_format, ieee_extended_intel_96_format,
13501 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
13502 ibm_extended_format, mips_extended_format, ieee_quad_format,
13503 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
13504 decimal_single_format, decimal_double_format, decimal_quad_format,
13505 c4x_single_format, c4x_extended_format, real_internal_format): Remove
13506 initialization of log2_b.
13507 * real.h (i370_single_format, i370_double_format): Declarations
13509 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
13510 field to always be one.
13512 2007-05-21 Andreas Schwab <schwab@suse.de>
13514 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
13515 NOTE_INSN_BASIC_BLOCK_P.
13516 (process_for_unwind_directive): Likewise.
13518 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
13520 * builtins.c (expand_builtin_setjmp_setup): Update comment.
13521 * function.h (struct function): Move va_list_gpr_size,
13522 va_list_fpr_size, function_frequency to front of bitfields. Add
13524 (current_function_calls_unwind_init): New.
13525 * except.c (expand_builtin_unwind_init): Set
13526 current_function_calls_unwind_init not
13527 current_function_has_nonlocal_label.
13528 * reload1.c (has_nonexceptional_receiver): New.
13529 (reload): Use it and current_function_calls_unwind_init to
13530 determine whether call-saved regs must be saved.
13532 2007-05-20 Jan Hubicka <jh@suse.cz>
13534 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
13535 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13536 * ddg.c (create_ddg): LIkewise.
13537 * final.c (final): Remove hunk moving line number notes around since
13538 they are no longer present at this stage.
13539 (final_scan_insn): Use NOTE_KIND instead of
13540 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13541 (output_asm_label): Likewise.
13542 * reorg.c (dbr_schedule): Likewise.
13543 * haifa-sched.c (unlink_other_notes): Likewise.
13544 * mode-switching.c (optimize_mode_switching): Likewise.
13545 * graph.c (start_bb): Likewise.
13546 * rtl.def (NOTE): Update description.
13547 * jump.c (squeeze_notes): Delete.
13548 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
13549 NOTE_INSN_BASIC_BLOCK_P when possible.
13550 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
13551 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
13552 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
13553 (dwarf2out_var_location): Likewise.
13554 * cfgbuild.c (make_edges): Likewise.
13555 (find_basic_blocks_1): Likewise.
13556 * function.c (reorder_blocks_1): Likewise.
13557 (epilogue_done): Likewise.
13558 (reposition_prologue_and_epilogue_notes): Likewise.
13559 * print-rtl.c (print_rtx): Likewise; drop code for printing
13561 (print_rtl): Likewise.
13562 (print_rtl_single): Likewise.
13563 * gcse.c (insert_insn_start_bb): Likewise.
13564 * alias.c (init_alias_analysis): Likewise.
13565 * calls.c (fixup_tail_calls): Likewise.
13566 * except.c (sjlj_emit_function_enter): Likewise.
13567 * emit-rtl.c (add_insn_after): Likeiwse.
13568 (emit_label_before): Likewise.
13569 (emit_label_after): Likewise.
13570 (emit_note_before, emit_note_after, emit_note): Update
13571 parameter to be enum insn_note; do not deal with source
13573 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
13574 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
13576 (merge_blocks_move_successor_nojumps): Simplify now when
13577 we don't have BLOCK notes.
13578 (try_optimize_cfg): Likewise.
13579 * cfglayout.c (skip_insns_after_block): Likewise.
13580 (record_effective_endpoints): Likewise.
13581 (duplicate_insn_chain): Likewise.
13582 * varasm.c (output_constant_pool_1): Likewise.
13583 * sched-deps.c (sched_analyze): Likewise.
13584 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
13586 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
13587 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
13588 (SET_INSN_DELETED): Simplify.
13589 (NOTE_LINE_NUMBER): Exterminate.
13590 (NOTE_LINE_KIND): New.
13591 (NOTE_INSN_BASIC_BLOCK_P): Update.
13592 (enum insn_note): Simplify.
13593 (GET_NOTE_INSN_NAME) Simplify.
13594 (emit_note_before, emit_note_after, emit_note): Update prototype.
13595 (squeeze_notes): Remove.
13596 * sched-int.h (NOTE_NOT_BB_P): Update.
13597 * resource.c (mark_target_live_regs): Update.
13598 * sched-rgn.c (debug_dependencies): Update.
13599 * sched-vis.c (print_insn): Update.
13600 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
13601 * config/i386/i386.c (ix86_output_function_epilogue): Update.
13602 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
13603 (TARGET_ADJUST_UNROLL_MAX): Likewise.
13604 (split_branches): Update.
13605 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
13607 (sh_adjust_unroll_max): Exterminate.
13608 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
13609 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
13610 (m68hc11_reorg): Likewise.
13611 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
13612 (emit_predicate_relation_info): Update.
13613 (process_for_unwind_directive): Update.
13614 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
13615 (output_call): Update.
13616 * config/pa/pa.c (output_lbranch): Update.
13617 (output_millicode_call): Update.
13618 (output_call): Update.
13619 (pa_combine_instructions): Update.
13620 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
13621 * config/bfin/bfin.c (gen_one_bundle): Update.
13622 * cfgrtl.c (can_delete_note_p): Update.
13623 (delete_insn): Update.
13624 (rtl_merge_blocks): Update.
13625 (commit_one_edge_insertion): Update.
13626 (rtl_verify_flow_info): Update.
13627 * stmt.c (expand_case): Do not call squeeze_notes.
13629 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13636 * c.opt (Wtype-limits): New.
13637 * doc/invoke.texi (Wtype-limits): Document it.
13638 (Wextra): Enabled by -Wextra.
13639 * c-opts.c (c_common_post_options): Enabled by -Wextra.
13640 * c-common.c (shorten_compare): Warn with Wtype-limits.
13642 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13644 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
13645 inlined function, not as a macro.
13646 (_mm_alignr_pi8): Ditto.
13647 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
13648 (_mm_inserti_si64): Ditto.
13649 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
13650 (_mm_extract_epi16): Ditto.
13651 (_mm_insert_epi16): Ditto.
13652 (_mm_shufflehi_epi16): Ditto.
13653 (_mm_shufflelo_epi16): Ditto.
13654 (_mm_shuffle_epi32): Ditto.
13655 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
13656 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
13658 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
13660 (_m_to_float): Use C89 compatible assignment.
13662 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
13665 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
13667 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13670 * doc/invoke.texi (Wreturn-type): Complete description.
13671 (Wextra): Delete item about return-type warning.
13672 * c-decl.c: Delete redundant Wextra warning.
13674 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
13677 * config/i386/pmmintrin.h: Do not include xmmintrin.h
13678 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
13679 inlined function, not as a macro.
13680 (_mm_prefetch): Ditto.
13681 (_m_pextrw): Ditto.
13682 (_mm_insert_pi16): Ditto.
13683 (_m_pinsrw): Ditto.
13684 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
13685 (_m_pshufw): Ditto. Add const to __N argument.
13686 (_mm_shufle_ps): Ditto. Add const to __mask argument.
13687 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
13688 (_mm_slli_epi32): Ditto.
13689 (_mm_srli_si128): Implement as always inlined function, not as a
13690 macro. Add __inline to function declaration.
13691 (_mm_slli_si128): Ditto.
13693 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
13695 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
13696 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
13698 (struct fenv): New structure.
13699 (FP_HANDLE_EXCEPTIONS): New define.
13700 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
13701 (_FP_DECL_EXP): New define.
13702 (FP_INIT_ROUNDMODE): New define.
13703 (FP_ROUNDMODE): New define.
13705 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13707 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
13708 (Wconversion): Update description.
13709 (Wconversion-sign): New.
13710 * c.opt (Wconversion-sign): New.
13711 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
13712 means disabled for C++. Otherwise, take the status of Wconversion.
13713 * c-common.c (conversion_warning): Warn with either Wconversion or
13715 (warnings_for_convert_and_check): Conditions are already checked by
13716 conversion_warning.
13717 (convert_and_check): Don't check warnings if the conversion failed.
13719 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
13720 Anatoly Sokolov <aesok@dol.ru>
13722 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
13723 avr_epilogue_uses) : Add declaration.
13724 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
13725 * config/avr/constraints.md (R): New constraint.
13726 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
13727 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
13728 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
13729 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
13730 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
13731 call_prologue_saves, epilogue_restores, return_from_epilogue,
13732 return_from_main_epilogue, return_from_interrupt_epilogue,
13733 return_from_naked_epilogue, prologue, epilogue): New patterns.
13734 (jump): Handle symbol reference.
13735 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
13736 avr_output_function_prologue, avr_output_function_epilogue): Remove
13738 (avr_init_machine_status, expand_prologue, expand_epilogue,
13739 avr_asm_function_end_prologue, avr_epilogue_uses,
13740 avr_asm_function_begin_epilogue): New functions.
13741 (prologue_size, epilogue_size, jump_tables_size): Remove global
13743 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
13744 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
13745 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
13746 (avr_override_options): Initialise init_machine_status.
13747 (output_movhi): Handle all stack pointer loads.
13748 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
13749 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
13750 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
13751 (EPILOGUE_USES) Redefine.
13752 (machine_function) Declare.
13754 2007-05-19 Richard Sandiford <richard@codesourcery.com>
13756 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
13757 Use a single return statement.
13759 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13761 PR middle-end/30250
13762 * builtins.c (do_mpfr_lgamma_r): New.
13763 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
13764 * tree.h (CASE_FLT_FN_REENT): New.
13766 2007-05-18 Geoffrey Keating <geoffk@apple.com>
13768 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
13769 (output_die): Use 'unsigned long' with %x.
13770 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
13771 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
13772 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
13774 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
13776 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
13781 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
13782 true if function has no argument.
13784 2007-05-18 DJ Delorie <dj@redhat.com>
13786 * config/mips/mips.c (mips_offset_within_alignment_p): New.
13787 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
13789 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13791 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
13792 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
13793 count_trailing_zeros.
13794 (__i386__): Implement count_leading_zeros using __builtin_clz().
13795 Implement count_trailing_zeros usign __builtin_ctz().
13797 2007-05-18 Richard Sandiford <richard@codesourcery.com>
13799 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
13801 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
13803 PR middle-end/31344
13804 * expr.c (emit_move_change_mode): Change mode of push operands here.
13806 2007-05-17 Ian Lance Taylor <iant@google.com>
13808 PR tree-optimization/31953
13809 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
13810 Change all callers.
13811 (set_value_range_to_null): Call set_value_range_to_value.
13812 (extract_range_from_comparison): Likewise.
13814 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13816 * toplev.c (print_version): Output GMP/MPFR version info.
13818 * builtins.c (CASE_MATHFN_REENT): New macro.
13819 (mathfn_built_in): Use it.
13820 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
13821 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
13822 BUILT_IN_LGAMMAL_R): New.
13823 * doc/extend.texi: Document new builtins.
13825 PR middle-end/31796
13826 * builtins.c (do_mpfr_remquo): New.
13827 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
13828 (fold_builtin_3): Handle BUILT_IN_REMQUO.
13830 PR middle-end/30251
13831 * builtins.c (fold_builtin_1): Handle y0, y1.
13832 (fold_builtin_2): Handle yn.
13834 PR middle-end/30251
13835 * builtins.c (do_mpfr_bessel_n): New.
13836 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
13837 (fold_builtin_2): Handle BUILT_IN_JN.
13839 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
13842 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
13843 TYPE_PRECISION (intmax_type_node).
13845 2007-05-17 Steve Ellcey <sje@cup.hp.com>
13848 * reload.c (subst_reloads): Remove checking.
13850 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
13852 PR rtl-optimization/31691
13853 * combine.c (simplify_set): Build a new src pattern instead of
13854 substituting its operands in the COMPARE case.
13856 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
13858 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
13859 (execute_vrp): Preserve loops through jump threading.
13860 * tree-ssa-threadupdate.c (thread_single_edge,
13861 dbds_continue_enumeration_p, determine_bb_domination_status,
13862 thread_through_loop_header): New functions.
13863 (create_edge_and_update_destination_phis,
13864 create_edge_and_update_destination_phis): Set loops for the new blocks.
13865 (prune_undesirable_thread_requests): Removed.
13866 (redirect_edges): Do not pretend that redirect_edge_and_branch can
13868 (thread_block): Do not call prune_undesirable_thread_requests.
13870 (mark_threaded_blocks): Select edges to thread here.
13871 (thread_through_all_blocks): Take may_peel_loop_headers argument.
13872 Thread edges through loop headers independently.
13873 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
13874 * tree-pass.h (TODO_mark_first_instance): New.
13875 (first_pass_instance): Declare.
13876 * cfghooks.c (duplicate_block): Put the block to the original loop
13877 if copy is not specified.
13878 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
13879 jump threading. Pass may_peel_loop_headers to
13880 thread_through_all_blocks according to first_pass_instance.
13881 * cfgloop.h (create_preheader): Declare.
13882 * tree-flow.h (thread_through_all_blocks): Declaration changed.
13883 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
13884 * passes.c (first_pass_instance): New variable.
13885 (next_pass_1): Set TODO_mark_first_instance.
13886 (execute_todo): Set first_pass_instance.
13888 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
13890 PR tree-optimization/24659
13891 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
13892 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
13893 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
13894 OTI_vec_pack_ufix_trunc.
13895 (vec_unpacks_float_hi_optab): Define new macro.
13896 (vec_unpacks_float_lo_optab): Ditto.
13897 (vec_unpacku_float_hi_optab): Ditto.
13898 (vec_unpacku_float_lo_optab): Ditto.
13899 (vec_pack_sfix_trunc_optab): Ditto.
13900 (vec_pack_ufix_trunc_optab): Ditto.
13901 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
13902 and vec_pack_[s|u]fix_trunc_optab using
13903 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
13904 * tree-vectorizer.c (supportable_widening_operation): Handle
13905 FLOAT_EXPR and CONVERT_EXPR. Update comment.
13906 (supportable_narrowing_operation): New function.
13907 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
13908 * tree-vect-transform.c (vectorizable_conversion): Handle
13909 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
13910 (vect_gen_widened_results_half): Move before vectorizable_conversion.
13911 (vectorizable_type_demotion): Call supportable_narrowing_operation()
13912 to check for target support.
13913 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
13914 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
13915 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
13916 for VEC_PACK_FIX_TRUNC_EXPR.
13917 (expand_binop): Special case mode of the result for
13918 vec_pack_[u|s]fix_trunc_optab.
13919 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
13920 vec_pack_[u|s]fix_trunc_optab.
13922 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
13923 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
13924 * tree-pretty-print.c (dump_generic_node): Handle
13925 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
13926 VEC_PACK_FIX_TRUNC_EXPR.
13928 * expr.c (expand_expr_real_1): Ditto.
13929 * tree-inline.c (estimate_num_insns_1): Ditto.
13930 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13932 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
13933 (vec_unpacks_float_lo_v8hi): Ditto.
13934 (vec_unpacku_float_hi_v8hi): Ditto.
13935 (vec_unpacku_float_lo_v8hi): Ditto.
13936 (vec_unpacks_float_hi_v4si): Ditto.
13937 (vec_unpacks_float_lo_v4si): Ditto.
13938 (vec_pack_sfix_trunc_v2df): Ditto.
13940 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
13942 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
13943 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
13944 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
13945 [vec_pack_ufix_trunc]: Ditto.
13946 [vec_unpacks_float_hi]: Ditto.
13947 [vec_unpacks_float_lo]: Ditto.
13948 [vec_unpacku_float_hi]: Ditto.
13949 [vec_unpacku_float_lo]: Ditto.
13951 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
13953 * soft-fp/README: Update for new files.
13954 * soft-fp/floattisf.c: New file.
13955 * soft-fp/floattidf.c: New file.
13956 * soft-fp/floattitf.c: New file.
13957 * soft-fp/floatuntisf.c: New file.
13958 * soft-fp/floatuntidf.c: New file.
13959 * soft-fp/floatuntitf.c: New file.
13960 * soft-fp/fixsfti.c: New file.
13961 * soft-fp/fixdfti.c: New file.
13962 * soft-fp/fixtfti.c: New file.
13963 * soft-fp/fixunssfti.c: New file.
13964 * soft-fp/fixunsdfti.c: New file.
13965 * soft-fp/fixunstfti.c: New file.
13966 * soft-fp/extendxftf.c: New file.
13967 * soft-fp/trunctfxf.c: New file.
13969 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
13970 (__trunctfxf2): Ditto.
13972 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
13973 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
13974 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
13975 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
13976 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
13977 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
13979 * config/i386/t-fprules-softfp64: New file.
13980 * config/i386/sfp-machine.h: New file.
13981 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
13982 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
13983 and soft-fp/t-softfp to tmake_file.
13984 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
13985 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
13987 * config/i386/t-linux64 (softfp_wrap_start): New.
13988 (softfp_wrap_end): New.
13989 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
13990 supported for TARGET_64BIT.
13992 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
13994 * c-common.c (c_common_signed_or_unsigned_type): Emulate
13995 c_common_unsigned_type behavior.
13997 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
13999 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
14002 2007-05-16 Eric Christopher <echristo@apple.com>
14004 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
14005 saving after stack push. Set sp_offset whenever we push.
14006 (rs6000_emit_epilogue): Move altivec register restore before
14009 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14011 * configure.ac: Allow sysroots to be relocated under $prefix as
14012 well as $exec_prefix.
14013 * configure: Regenerate.
14015 2007-05-16 Richard Sandiford <richard@codesourcery.com>
14019 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14021 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14022 (gcc_tooldir): Likewise.
14023 * configure: Regenerate.
14024 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14025 old configure.ac gcc_tooldir setting.
14026 (prefix_to_exec_prefix): New variable.
14027 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14028 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14030 2007-05-14 Janis Johnson <janis187@us.ibm.com>
14032 * c-typeck.c (build_binary_op): Return early for error.
14034 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
14036 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
14037 struct nb_iter_bound.
14038 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
14039 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
14040 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
14041 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
14042 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
14043 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
14044 (del_scev_info): Use ggc_free.
14045 (scev_initialize): Allocate scalar_evolution_info in gc memory.
14046 * loop-init.c: Include ggc.h.
14047 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
14048 (loop_optimizer_finalize): Use ggc_free.
14049 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
14050 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
14051 pass_iv_optimize): Add TODO_ggc_collect.
14052 * function.h (struct function): Remove skip marker from
14054 * cfgloop.c: Include ggc.h.
14055 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
14057 (establish_preds): Vector superloops is gc allocated.
14058 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
14060 (flow_loops_find): Vector larray is gc allocated.
14061 (loop_exit_free): Use ggc_free.
14062 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
14063 that head of exits list is now not a part of struct loop.
14064 (record_loop_exits): Allocate exits table in gc memory.
14065 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
14066 that head of exits list is now not a part of struct loop.
14067 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
14068 struct loop_exit): Add GTY marker.
14069 (struct loop): Add GTY marker. Make superloops vector gc allocated.
14070 Add skip marker to aux field. Make head of exits list a separate
14072 (struct loops): Add GTY marker. Make larray vector gc allocated.
14073 Add param marker to exits table.
14074 (get_loops): Type changed.
14075 * Makefile.in (tree-scalar-evolution.o): Add
14076 gt-tree-scalar-evolution.h dependency.
14077 (cfgloop.o, loop-init.o): Add ggc.h dependency.
14078 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
14079 * basic-block.h (struct basic_block_def): Remove skip marker from
14082 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
14084 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
14085 of 0 in the call to expand_expr().
14086 (expand_builtin_mathfn_3): Ditto.
14087 (expand_builtin_interclass_mathfn): Ditto.
14088 (expand_builtin_cexpi): Ditto.
14089 (expand_builtin_int_roundingfn): Ditto.
14090 (expand_builtin_int_roundingfn_2): Ditto.
14091 (expand_builtin_pow): Ditto.
14092 (expand_builtin_powi): Ditto.
14093 (expand_builtin_bswap): Ditto.
14094 (expand_builtin_unop): Ditto.
14095 (expand_builtin_fabs): Ditto.
14096 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
14097 the call to expand_expr().
14098 (expand_builtin_sync_operation): Ditto.
14099 (expand_builtin_compare_and_swap): Ditto.
14100 (expand_builtin_lock_test_and_set): Ditto.
14101 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
14102 instead of 0 in the call to expand_expr().
14103 (expand_builtin_extract_return_addr): Ditto.
14104 (expand_builtin_eh_return): Ditto.
14105 (expand_eh_return): Ditto.
14106 * explow.c (expr_size): Ditto.
14107 * expr.c (optimize_bitfield_assignment_op): Ditto.
14108 (expand_assignement): Ditto.
14109 (store_expr): Ditto.
14110 (store_field): Ditto.
14111 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
14112 the call to expand_expr().
14113 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
14114 in the call to expand_expr().
14115 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
14116 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
14117 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
14119 * optabs.c (expand_vec_shift_expr): Ditto.
14120 (expand_vec_cond_expr): Ditto.
14121 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
14122 call to expand_expr().
14123 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
14124 in the call to expand_expr().
14126 2007-05-14 Dave Korn <dave.korn@artimi.com>
14128 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
14130 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
14132 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
14133 instead of c_common_unsigned_type.
14134 (c_common_unsigned_type): Remove.
14135 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
14136 c_common_unsigned_type.
14137 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
14138 c_common_unsigned_type.
14139 * c-common.h (c_common_unsigned_type): Remove.
14140 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
14141 c_common_unsigned_type.
14142 * c-format.c (check_format_types): Use unsigned_type_for instead of
14143 c_common_unsigned_type.
14144 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14145 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
14146 of c_common_unsigned_type.
14147 * convert.c (convert_to_integer): Use unsigned_type_for instead of
14148 lang_hooks.types.unsigned_type.
14149 * expmed.c (make_tree): Use unsigned_type_for instead of
14150 lang_hooks.types.unsigned_type.
14151 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
14152 lang_hooks.types.unsigned_type.
14153 (build_range_check): Likewise.
14154 (fold_unary): Likewise.
14155 (fold_binary): Likewise.
14156 (fold_ternary): Likewise.
14157 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
14158 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
14159 * tree.c (get_unsigned_type): New.
14160 (unsigned_type_for): Use get_unsigned_type instead of
14161 lang_hooks.types.unsigned_type.
14163 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
14165 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
14166 to m68k_get_function_kind. Update its prototype.
14167 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
14169 (m68k_interrupt_function_p): Return enum m68k_function_type
14170 instead of bool. Rename to m68k_get_function_kind.
14171 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
14172 target is not fido.
14173 (m68k_compute_frame_layout): Don't mark any register for save
14174 if an interrupt_thread attribute is specified.
14175 (m68k_hard_regno_rename_ok): Update a use of
14176 m68k_interrupt_function_p.
14177 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
14178 m68k_interrupt_function_p.
14179 (m68k_function_type): New.
14180 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
14181 for a function with an interrupt_thread attribute.
14182 * doc/extend.texi: Document the interrupt_thread attribute.
14184 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
14186 Fix PR tree-optimization/31911
14187 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
14188 if they didn't change the expression.
14190 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
14192 * tree-scalar-evolution.c (resolve_mixers): Exported.
14193 * tree-scalar-evolution.h (resolve_mixers): Declare.
14194 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
14195 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
14196 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
14197 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
14198 init_array_ref, init_pointer_ref, analyze_indirect_ref,
14199 strip_conversion, analyze_offset_expr, address_analysis,
14200 object_analysis, analyze_offset): Removed.
14201 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
14202 split_constant_offset, canonicalize_base_object_address,
14203 object_address_invariant_in_loop_p, disjoint_objects_p,
14204 dr_may_alias_p, dr_address_invariant_p): New functions.
14205 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
14206 and dr_analyze_alias.
14207 (initialize_data_dependence_relation): Use dr_may_alias_p
14208 and object_address_invariant_in_loop_p.
14209 (compute_self_dependence): Handle the case when
14210 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
14211 (find_data_references_in_stmt): Restrict the analysis of data
14212 references to the given loop nest.
14213 (find_data_references_in_loop): Made static. Pass loop nest to
14214 find_data_references_in_stmt.
14215 (compute_data_dependences_for_loop): Use DR_VOPS.
14216 (free_data_ref): Free DR_VOPS.
14217 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
14218 (struct innermost_loop_behavior): ... new.
14219 (struct base_object_info): Replaced by ...
14220 (struct indices): ... new.
14221 (struct dr_alias): New.
14222 (enum data_ref_type): Removed.
14223 (struct data_reference): Consist of struct innermost_loop_behavior,
14224 struct indices and struct dr_alias.
14225 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
14226 (DR_MEMTAG): Renamed to ...
14227 (DR_SYMBOL_TAG): ... this.
14228 (find_data_references_in_loop): Declaration removed.
14229 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
14230 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
14231 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
14232 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
14234 2007-05-13 Revital Eres <eres@il.ibm.com>
14236 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
14237 which walks virtual def-use chains to find redundant stores.
14238 (dse_optimize_stmt): Call it.
14240 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
14242 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
14243 * passes.c (init_optimization_passes): Move pass_jump_bypass
14246 * basic-block.h (bb_has_eh_pred): Fix style issue.
14248 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
14250 PR rtl-optimization/31848
14251 * loop-invariant.c (move_invariant_reg): If we move an insn
14252 with a REG_EQUAL note, and that insn is not always executed,
14253 remove the REG_EQUAL note.
14255 2007-05-12 Richard Guenther <rguenther@suse.de>
14257 PR tree-optimization/31797
14258 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
14259 propagate into a stmt that has volatile ops.
14261 2007-05-12 Richard Sandiford <richard@codesourcery.com>
14263 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14264 (gcc_tooldir): Likewise.
14265 * configure: Regenerate.
14266 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14267 old configure.ac gcc_tooldir setting.
14268 (prefix_to_exec_prefix): New variable.
14269 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14270 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14272 2007-05-11 Silvius Rus <rus@google.com>
14274 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
14275 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
14276 * c-common.h (strict_aliasing_warning): Change return type.
14277 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
14278 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
14279 (build_c_cast): Condition call to strict_aliasing_warning.
14280 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
14281 * flags.h (set_Wstrict_aliasing): Declare.
14282 * opts.c (set_Wstrict_alising): Define, add call to.
14283 * tree-flow.h (strict_aliasing_warning_backend): Declare.
14284 * tree-ssa-alias-warnings.c: New file.
14285 * tree-ssa-alias.c (compute_may_aliases): Add call to
14286 strict_aliasing_warning_backend.
14288 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
14290 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
14291 Use loop_depth and loop_outer accessor functions.
14292 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
14293 determine_invariantness_stmt, move_computations_stmt): Ditto.
14294 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
14295 add_loop, loopify, unloop, fix_loop_structure): Ditto.
14296 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
14297 * tree-scalar-evolution.c (interpret_loop_phi,
14298 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
14299 instantiate_parameters_1, scev_const_prop): Ditto.
14300 * cfghooks.c (make_forwarder_block): Ditto.
14301 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
14302 * modulo-sched.c (loop_canon_p): Ditto.
14303 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
14304 slpeel_can_duplicate_loop_p): Ditto.
14305 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
14306 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
14307 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
14308 cancel_loop, verify_loop_structure): Ditto.
14309 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
14310 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
14311 superloops vector instead of "pred" array.
14312 (establish_preds): Take father loop as an argument. Initialize the
14314 (flow_loop_tree_node_add): Pass father loop to establish_preds.
14315 Do not initialize loop->outer.
14316 (flow_loop_tree_node_remove): Truncate the superloops vector.
14317 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
14318 "pred" merged to "superloops" vector.
14319 (loop_depth, loop_outer): New.
14320 (fel_init): Use loop_outer.
14322 2007-05-11 Jan Hubicka <jh@suse.cz>
14324 * cgraphunit.c: Include gt-cgraphunit.h
14325 (static_ctors, static_dtors): New static vars.
14326 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
14327 based on implementation in c-common.c
14328 (cgraph_finalize_function): Call record_cdtor_fn.
14329 (cgraph_optimize): Call cgraph_build_cdtor_fns.
14330 * decl.c (finish_function): Do not call c_record_cdtor_fn.
14331 (c_write_global_declarations): Do not call c_build_cdtor_fns.
14332 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
14333 build_cdtor, c_build_cdtor_fns): Remove.
14334 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
14335 c_build_cdtor_fns): Remove prototype.
14337 2007-05-11 Paolo Carlini <pcarlini@suse.de>
14340 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
14341 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
14342 * builtins.c (fold_builtin_memchr): New.
14343 (expand_builtin_memchr): Call the latter.
14344 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
14345 * doc/extend.texi ([Other built-in functions provided by GCC]):
14348 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
14350 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
14351 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
14352 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
14353 PFPO_OP1_TYPE_SHIFT): Constants added.
14354 (DFP_ALL): Mode macro defined.
14355 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
14356 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
14357 Insn definitions added.
14358 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
14359 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
14362 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
14364 PR tree-optimization/31885
14365 * tree-chrec.c (chrec_contains_undetermined): Do not consider
14366 NULL_TREE to be undetermined.
14367 (automatically_generated_chrec_p): Return false for NULL.
14369 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14371 * config/bfin/bfin.h (MOVE_RATIO): Define.
14373 2007-05-10 Richard Sandiford <richard@codesourcery.com>
14375 * config.gcc (sparc-wrs-vxworks): New target.
14376 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
14377 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
14378 * config/sparc/sparc.h: Include vxworks-dummy.h.
14379 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
14380 include LABEL_REFs too.
14381 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
14382 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
14384 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
14386 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
14387 (sparc_emit_call_insn): New function.
14388 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
14389 functions when generating VxWorks PIC.
14390 * config/sparc/sparc.md (vxworks_load_got): New pattern.
14391 (call, call_value): Use sparc_emit_call_insn instead of
14394 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14396 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
14398 2007-05-09 Bob Wilson <bob.wilson@acm.org>
14400 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
14401 for floating-point values if HOST_BITS_PER_LONG > 32. Use
14402 split_double instead of operand_subword.
14404 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
14406 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
14407 * config/bfin/bfin.c (bfin_local_alignment): New function.
14408 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
14410 2007-05-08 Chao-ying Fu <fu@mips.com>
14412 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
14413 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
14414 (smsub_widen_optab, umsub_widen_optab): Define.
14415 * optabs.c (init_optabs): Initialize smsub_widen_optab and
14417 * genopinit.c (optabs): Fill in smsub_widen_optab and
14419 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
14420 and umsub_widen_optab to implement multiply-subtract sequences.
14421 * config/mips/mips.md (*msac<u>_di): Rename to...
14422 (<u>msubsidi4): ...this. Extend condition to include
14423 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
14424 of operand 0 to "ka" and use the three-operand form of msub<u>
14426 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
14429 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
14431 PR rtl-optimization/28011
14432 * reload.c (push_reload): Set dont_share if IN appears in OUT
14433 also when IN is a PLUS rtx.
14434 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
14437 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
14439 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
14440 call unshare_all_decls.
14441 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
14442 (unshare_all_decls): Remove.
14444 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
14447 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
14450 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
14451 Nigel Stephens <nigel@mips.com>
14453 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
14454 Update comments and all uses.
14455 (MIN_FPRS_PER_FMT): Define.
14456 * config/mips/mips.c (function_arg): Fix to correctly handle
14457 the -mips32r2 -mfp64 -mabi=32 case.
14458 (override_options): Enable use of odd-numbered registers for
14459 SFmode values on MIPS32.
14460 (mips_save_reg_p): Save whole floating-point register pair if
14461 either half is used.
14462 (compute_frame_size): Fix comment.
14464 2007-05-08 Jie Zhang <jie.zhang@analog.com>
14466 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
14467 argument of type bool.
14468 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
14469 argument. Safely select temporary P register according to it.
14470 (do_link): Change call site of add_to_reg accordingly.
14471 (do_unlink): Add epilogue_p as a fourth argument and pass it
14473 (expand_interrupt_handler_epilogue): Change call of do_unlink
14475 (bfin_expand_prologue): Add a third argument sibcall_p.
14476 * config/bfin/bfin.md (epilogue): Change call of
14477 bfin_expand_epilogue accordingly.
14478 (sibcall_epilogue): Likewise.
14479 (eh_return_internal): Likewise.
14481 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
14482 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
14483 * config/bfin/bfin.c (bfin_handle_option): Handle
14484 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
14485 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
14486 Support bf534, bf536 and bf561.
14487 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
14489 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
14492 * config/i386/i386.c (ix86_function_regparm): Process local
14493 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
14495 2007-05-07 Mike Stump <mrs@apple.com>
14497 * doc/invoke.texi (Warning Options): Document that -Wempty-body
14498 also checks for and while statements in C++.
14500 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
14502 * gcc.c (at_file_supplied): New variable.
14503 (main): Set it if we expanded argv.
14504 (do_spec_1): Pass an @-file to the linker if we were called with
14505 an @-file argument and HAVE_GNU_LD.
14506 * collect2.c (at_file_supplied): New variable.
14507 (response_file): New variable.
14508 (collect_exit): Unlink response_file if necessary.
14509 (handler): Likewise.
14510 (do_wait): Likewise.
14511 (main): Set at_file_supplied if we expanded argv.
14512 (collect_execute): Pass an @-file to subprocesses if we were called
14513 with an @-file argument.
14514 * configure.ac: Add define for HAVE_GNU_LD.
14515 * configure: Regenerate.
14516 * config.in: Regenerate.
14518 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
14520 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
14521 operand to HI mode.
14526 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
14528 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14529 (TARGET_ENCODE_SECTION_INFO): Re-define.
14530 (m32c_encode_section_info): New
14531 (function_vector_handler): New
14532 (current_function_special_page_vector): New
14533 (m32c_special_page_vector_p): New.
14534 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
14536 * config/m32c/jump.md: Added instruction JSRS for functions
14537 with attribute "function_vector".
14538 * doc/extend.texi (function_vector): Added description
14539 for M16C, M32C targets.
14541 2007-05-07 DJ Delorie <dj@redhat.com>
14544 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
14545 ashrpsi3, lshrpsi3): Update shift count constraint.
14547 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
14548 Nathan Froyd <froydnj@codesourcery.com>
14551 * c-incpath.c (add_path): Strip trailing path separators.
14553 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
14555 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
14556 Free dominance info before purging EH edges.
14557 (eliminate_degenerate_phis): Likewise.
14558 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
14560 2007-05-07 Jan Hubicka <jh@suse.cz>
14562 * gimplify.c (gimplify_expr): Do not crash when folding
14563 (void *)(int)&a + 4.
14565 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14568 * c-opts.c (lang_fortran): Make it non static.
14569 * c-common.h (lang_fortran): New prototype.
14570 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
14571 -lang-fortran option was passed by the driver.
14573 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
14575 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
14576 of ASSERT_CHECKING. Tweak message.
14578 2007-05-06 Revital Eres <eres@il.ibm.com>
14581 * loop-unroll.c (insert_var_expansion_initialization):
14582 Initialize the expansions with -zero instead of +zero.
14584 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
14586 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
14587 into pic and non-pic versions. Mark r19 as used for
14588 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
14589 for tgd_load, tld_load and tie_load .
14590 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
14591 version of tgd_load, tld_load and tie_load depending on the
14594 2007-05-04 Ulrich Drepper <drepper@redhat.com>
14595 Jakub Jelinek <jakub@redhat.com>
14597 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
14598 (__do_global_dtors_aux): Use more paranoid loop to run
14599 destructors if HIDDEN_DTOR_LIST_END.
14600 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
14602 2007-05-04 Jakub Jelinek <jakub@redhat.com>
14604 * varasm.c (align_variable): Don't increase alignment for
14605 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
14606 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
14608 2007-05-04 Josh Conner <jconner@apple.com>
14610 * basic-block.h (cdi_direction): Assign values to all enumeration
14612 (dom_computed): Remove.
14613 (dom_info_state): New.
14614 (set_dom_info_availability): New.
14615 * tree-ssa-loop-im.c (determine_invariantness): Initialize
14616 walk_data.dom_direction.
14617 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
14618 instead of dom_computed[].
14619 (split_edge): Likewise.
14620 (create_basic_block): Likewise.
14621 (merge_blocks): Likewise.
14622 * ifcvt.c (find_if_header): Likewise.
14623 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
14624 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
14625 * tree-ssa.c (verify_ssa): Likewise.
14626 * tree-cfg.c (tree_verify_flow_info): Likewise.
14627 (remove_edge_and_dominated_blocks): Likewise.
14628 * dominance.c (dom_computed): Make static.
14629 (calc_dfs_tree_nonrec): Change third param to a bool.
14630 (calc_dfs_tree): Change second param to a bool.
14631 (calc_idioms): Change second param to a bool. Use
14632 dom_convert_dir_to_idx.
14633 (init_dom_info): Validate dir before using.
14634 (dom_convert_dir_to_idx): New.
14635 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
14636 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
14637 (free_dominance_info): Use dom_convert_dir_to_idx.
14638 (get_immediate_dominator): Likewise.
14639 (set_immediate_dominator): Likewise.
14640 (get_dominated_by): Likewise.
14641 (redirect_immediate_dominators): Likewise.
14642 (nearest_common_denominator): Likewise.
14643 (dominated_by_p): Likewise.
14644 (bb_dom_dfs_in): Likewise.
14645 (bb_dom_dfs_out): Likewise.
14646 (recount_dominator): Likewise.
14647 (iterate_fix_dominators): Likewise.
14648 (add_to_dominance_info): Likewise.
14649 (delete_from_dominance_info): Likewise.
14650 (first_dom_son): Likewise.
14651 (next_dom_son): Likewise.
14652 (dom_info_available_p): Likewise.
14653 (dom_info_state): New.
14654 (set_dom_info_availability): New.
14656 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14658 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
14660 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
14662 2007-05-04 Bob Wilson <bob.wilson@acm.org>
14664 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
14665 (subdi3, subdi_carry): Delete.
14667 2007-05-04 Jan Hubicka <jh@suse.cz>
14668 Richard Guenther <rguenther@suse.de>
14670 * opts.c (decode_options): Do not fiddle with inlining
14671 parameters in case of optimizing for size.
14672 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
14673 for size do nothing.
14674 (cgraph_decide_inlining_of_small_function): When optimizing for
14675 size never inline functions increasing caller size.
14676 (cgraph_early_inlining): Inline for size when optimizing for size.
14678 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
14680 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
14681 logical operations piecewise.
14682 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
14683 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
14684 subdi_sesidi_di): Delete.
14685 (add_with_carry): Produce carry in CC instead of a DREG to shorten
14686 the generated sequence. Allow three-reg add in constraints. Rewrite
14687 the rtl expression for carry to avoid zero_extend of a constant.
14688 (sub_with_carry): New pattern.
14689 (adddi3, subdi3): Change into define_expand. For subtract, generate a
14690 different sequence not involving jumps.
14691 (notbi): Now a named pattern.
14693 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
14695 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
14696 Add the note about a significant loss of accuracy of some
14697 mathematical routines when these options are used.
14699 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14701 * haifa-sched.c (rtx_vec_t): New typedef.
14702 (contributes_to_priority_p): Extract piece of priority () into new
14704 (priority): Use the function. Add assertion.
14705 (rank_for_schedule, set_priorities): Add assertion to check that
14706 insn's priority is initialized.
14707 (clear_priorities, calc_priorities): Change signature. Make it update
14708 all relevant insns. Update all callers ('add_to_speculative_block ()'
14709 and 'create_block_check_twin ()').
14710 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
14711 Add new field 'priority_status'.
14712 (INSN_PRIORITY_STATUS): New macro.
14713 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
14715 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14717 * sched-ebb.c (debug_ebb_dependencies): New static function.
14718 (init_ready_list): Use it.
14720 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
14721 with changed signature and 'debug_rgn_dependencies ()'.
14722 (debug_rgn_dependencies): New static function.
14723 (init_ready_list): Use it.
14725 * sched-int.h (debug_dependencies): Declare.
14727 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
14729 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
14731 2007-05-04 Dirk Mueller <dmueller@suse.de>
14733 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
14735 2007-05-03 Jan Hubicka <jh@suse.cz>
14737 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
14738 ((T1)X op (T1)Y), for pointer type in more cases than before.
14740 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
14742 * tree-object-size.c (plus_expr_object_size): When operand size is
14743 unknown, return unknown.
14745 2007-05-03 Dirk Mueller <dmueller@suse.de>
14747 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
14749 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
14752 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
14754 2007-05-03 Janis Johnson <janis187@us.ibm.com>
14756 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
14758 2007-05-03 Joseph Myers <joseph@codesourcery.com>
14760 * config/soft-fp/double.h, config/soft-fp/extended.h,
14761 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
14762 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
14763 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
14764 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
14767 2007-05-03 Ian Lance Taylor <iant@google.com>
14769 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
14770 MASK_PPC_GFXOPT for 8540 or 8548.
14772 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14774 * tree-vect-transform.c (vect_update_inits_of_drs): Use
14775 vect_print_dump_info() to output debug information.
14777 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
14780 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
14781 operands of size 2 when operand is not MEM_P.
14783 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14785 PR tree-optimization/30565
14786 * lambda-code.c (perfect_nestify): Fix updating of dominators.
14788 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
14790 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
14791 (umulsi3_highpart): Use them.
14792 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
14793 for final accumulator to D regisster tranfser.
14795 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
14797 PR tree-optimization/31699
14798 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
14800 (vect_enhance_data_refs_alignment): Compute peel amount using
14801 TYPE_VECTOR_SUBPARTS instead of vf.
14802 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
14804 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
14807 * system.h: Remove inclusion of double-int.h
14808 * tree.h: Include double-int.h
14809 * gengtype.c: Likewise
14810 * cfgloop.h: Likewise
14811 * Makefile.in: Adjust dependencies on double-int.h
14813 2007-05-02 Eric Christopher <echristo@apple.com>
14815 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
14816 -shared to -Zdynamiclib.
14818 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
14821 * c-common.c (strip_pointer_or_array_types): New function.
14822 * c-common.h (strip_pointer_or_array_types): New function declaration.
14824 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
14826 PR tree-optimization/31771
14827 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
14829 2007-05-02 Paul Brook <paul@codesourcery.com>
14831 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
14833 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14835 PR middle-end/29715
14836 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
14839 2007-05-02 Nick Clifton <nickc@redhat.com>
14841 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
14843 2007-05-02 Richard Guenther <rguenther@suse.de>
14845 PR tree-optimization/31146
14846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
14847 argument, single_use_p. If we have a single use that is
14848 a conversion to the definition rhs type, propagate that rhs.
14849 (forward_propagate_addr_expr): Pass single_use_p argument
14850 to forward_propagate_addr_expr_1.
14852 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
14854 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
14857 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14859 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
14860 'AMD Family 10 core'.
14862 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14864 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
14865 and athlon64-sse3 as improved versions of k8, opteron and athlon64
14866 with SSE3 instruction set support.
14867 * doc/invoke.texi: Likewise.
14869 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14871 * config/i386/i386.c (override_options): Tuning 32-byte loop
14872 alignment for amdfam10 architecture. Increasing the max loop
14873 alignment to 24 bytes.
14875 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
14877 * config/m68k/constraints.md: New.
14878 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
14879 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14880 EXTRA_CONSTRAINT): Remove.
14881 * config/m68k/m68k.md: Include constraints.md.
14882 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
14884 2007-05-01 Ian Lance Taylor <iant@google.com>
14886 PR tree-optimization/31739
14887 * tree-vrp.c (vrp_val_is_max): New static function.
14888 (vrp_val_is_min): New static function.
14889 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
14891 (set_value_range): Use vrp_val_is_{max,min}.
14892 (extract_range_from_assert): Likewise.
14893 (extract_range_from_binary_expr): Likewise.
14894 (extract_range_from_unary_expr): Likewise.
14895 (dump_value_range, vrp_meet): Likewise.
14896 (vrp_visit_phi_node): Likewise.
14897 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
14899 2007-05-01 Mark Mitchell <mark@codesourcery.com>
14901 * config/i386/gmon-sol2.c (size_t): New type.
14902 (intptr_t): Likewise.
14903 (s_textsize): Declare as size_t.
14905 (monstartup): Use size_t for sizes.
14906 (_mcount): Save and restore registers.
14907 (internal_mcount): Pass 0 as the first argument to monstartup
14909 (moncontrol): Convert pointer to appropriately sized integer
14910 before passing to profil.
14912 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14914 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
14915 __NO_FPRS__, not just if _SOFT_DOUBLE.
14916 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
14917 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
14918 also for E500 double.
14919 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
14920 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
14923 2007-05-01 Richard Guenther <rguenther@suse.de>
14925 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
14928 2007-05-01 Joseph Myers <joseph@codesourcery.com>
14930 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
14932 2007-05-01 Jan Hubicka <jh@suse.cz>
14934 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
14937 2007-05-01 Jan Hubicka <jh@suse.cz>
14939 * tree.h (maybe_fold_offset_to_component_ref): Remove.
14940 (maybe_fold_offset_to_reference): Declare.
14941 * fold-const.c (fold_unary): Do not fold
14942 (type *)&A into &A->field_of_type_and_offset_0
14943 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
14944 size is unknown, give up.
14945 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
14947 (maybe_fold_offset_to_reference): New.
14948 (maybe_fold_stmt_indirect): Use it.
14949 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
14950 * gimplify.c (gimplify_conversion): Canonicalize conversions to
14952 (gimplify_expr): Likewise for plus_expr.
14954 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
14956 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
14957 bsi_after_labels. Always insert statements before bsi.
14958 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
14959 * predict.c (apply_return_prediction): Check for empty blocks.
14960 * cfgexpand.c (lab_rtx_for_bb): New variable.
14961 (label_rtx_for_bb): Do not create new tree labels.
14962 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
14963 (tree_expand_cfg): Initialize lab_rtx_for_bb.
14964 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
14966 (label_for_bb): Add field used.
14967 (update_eh_label, main_block_label): Mark the label used.
14968 (cleanup_dead_labels): Remove unused labels.
14970 2007-05-01 Richard Guenther <rguenther@suse.de>
14972 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
14973 if it is not about to be set.
14974 (get_value_range): Do not pre-allocate equiv bitmap.
14975 (update_value_range): No need to clear equiv field.
14976 (add_equivalence): Change prototype to get bitmap pointer.
14977 Allocate bitmap here if it is not already.
14978 (extract_range_from_assert): Do not allocate bitmap here.
14979 Update callers to add_equivalence.
14980 (extract_range_from_ssa_name): Likewise.
14981 (get_vr_for_comparison): New static helper.
14982 (compare_name_with_value): Handle NULL equiv bitmap by
14983 peeling the first iteration of the comparison loop.
14984 Use get_vr_for_comparison.
14985 (compare_names): Handle NULL equiv bitmaps by using fake
14986 ones. Use get_vr_for_comparison.
14988 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
14990 * double-int.c (mpz_set_double_int): Moved from
14991 tree-ssa-loop-niter.c.
14992 (mpz_get_double_int): Likewise; also, add option to wrap
14993 out-of-range integers.
14994 * double-int.h: New prototypes for above.
14995 * tree.c (get_static_type_bounds): Moved from
14996 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
14997 TYPE_MAX_VALUE if they exist..
14998 * tree.h: New prototype for above.
14999 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
15000 get_type_bounds calls.
15001 (mpz_set_double_int): Move to double-int.c.
15002 (get_type_bounds): Move to tree.c, rename to
15003 get_static_type_bounds.
15004 (mpz_to_double_int): Move to double-int.c, rename to
15005 mpz_get_double_int.
15007 2007-04-30 Bob Wilson <bob.wilson@acm.org>
15009 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
15010 DIV0 exception can fall through to a normal return.
15012 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
15014 PR middle-end/22156
15015 Temporarily revert:
15016 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
15017 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
15018 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15019 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
15020 initialize align to silence bogus warning.
15021 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
15022 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
15024 (struct sra_walk_fns): Remove use_all parameter from use.
15025 (sra_hash_tree): Handle BIT_FIELD_REFs.
15026 (sra_elt_hash): Don't hash bitfld blocks.
15027 (sra_elt_eq): Skip them in parent compares as well. Handle
15029 (sra_walk_expr): Don't maintain or pass down use_all_p.
15030 (scan_use): Remove use_all parameter.
15031 (scalarize_use): Likewise. Re-expand assignment to
15032 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
15033 output, and re-scalarize after output. Don't mark anything
15035 (scalarize_ldst): Adjust.
15036 (scalarize_walk_gimple_modify_statement): Likewise.
15037 (build_element_name_1): Handle BIT_FIELD_REFs.
15038 (instantiate_element): Don't warn for any element whose parent
15039 is used as a whole.
15040 (instantiate_missing_elements_1): Return the sra_elt.
15041 (canon_type_for_field): New.
15042 (try_instantiate_multiple_fields): New.
15043 (instantiate_missing_elemnts): Use them.
15044 (mark_no_warning): Removed.
15045 (generate_one_element_ref): Handle BIT_FIELD_REFs.
15046 (REPLDUP, sra_build_elt_assignment): New.
15047 (generate_copy_inout): Use them.
15048 (generate_element_copy): Likewise. Handle bitfld differences.
15049 (generate_element_zero): Don't recurse for blocks. Use
15050 sra_build_elt_assignment.
15051 (generate_one_element_int): Take elt instead of var. Use
15052 sra_build_elt_assignment.
15053 (generate_element_init_1): Adjust.
15054 (scalarize_use, scalarize_copy): Use REPLDUP.
15055 (scalarize_ldst): Move assert before dereference.
15056 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
15058 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
15061 * tree.c (reconstruct_complex_type): Reconstruct a reference
15063 Also use the same mode for the pointer as the old pointer type.
15065 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15067 * doc/trouble.texi (Interoperation): Remove note about Ultrix
15070 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
15072 PR rtl-optimization/31676
15073 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
15074 (df_refs_record): Call it.
15076 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
15078 * rtl.def (SS_ABS): New code.
15079 * config/bfin/bfin.c (print_operand): New modifier 'v'.
15080 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
15081 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
15082 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
15083 (bfin_init_builtins): Define them.
15084 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
15085 (bfin_expand_builtin): ... and handle the others here.
15086 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
15087 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
15088 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
15089 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
15090 operand is only HImode.
15092 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
15094 * regclass.c (scan_one_insn): Remove splitting of
15097 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
15098 Nigel Stephens <nigel@mips.com>
15100 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
15102 2007-04-28 Jan Hubicka <jh@suse.cz>
15104 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
15105 insn_locators_alloc instead of insn_locators_initialize;
15106 call reset_block_changes.
15107 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
15108 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
15109 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
15110 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
15111 * config/score/score.c (th_output_mi_thunk): Likewise.
15112 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
15113 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
15114 tolerate uninitialized locator info.
15117 * function.c (init_function_start): Don't init line number info.
15118 (expand_function_end): Update.
15119 (reset_block_changes, record_block_change, finalize_block_changes,
15120 check_block_change, free_block_changes): Kill.
15121 * function.h (reset_block_changes, record_block_change,
15122 finalize_block_changes, check_block_change, free_block_changes):
15124 (struct function): Remove ib_boundaries_block.
15125 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15126 Use curr_insn_locator to initialize locator.
15127 (emit_line_note): Remove.
15128 * cfgexpand.c (expand_gimple_cond_expr): Update.
15129 (construct_exit_block): Likewise.
15130 (tree_expand_cfg): Initialize/finalize locators.
15131 * expr.c (expand_expr_real): Update.
15132 * cfglayout.c (line_locators_locs, line_locators_lines,
15133 file_locators_locs, file_locators_files): Remove.
15134 (set_block_levels): Move to cfgexpand.c.
15135 (insn_locators_initialize): Remove.
15136 (pass_insn_locators_initialize): Remove.
15137 (locations_locators_locs, locations_locators_vals): New static vars.
15138 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15140 (insn_locators_alloc, insn_locators_finalize,
15141 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15143 (locator_location): New.
15144 (locator_line, locator_file): Rewrite.
15145 * rtl.h (emit_line_note): Kill.
15146 (insn_locators_alloc, insn_locators_finalize,
15147 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15149 * tree-inline.c (initialize_cfun): Do not initialize
15150 ib_boundaries_block.
15151 * passes.c (pass_insn_locators_initialize): Remove.
15153 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
15155 * tree-cfg.c (move_block_to_fn): Release bb from dominance
15156 info. Update last_basic_block correctly.
15158 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
15161 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
15162 register itself to hold the offset constant. Tell flow the use
15163 of r4 and r5 when they are used.
15165 2007-04-27 Richard Guenther <rguenther@suse.de>
15167 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
15168 if we simplified anything.
15169 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
15170 warnings until we did a simplification and the stmt was not
15171 marked as TREE_NO_WARNING.
15173 2007-04-27 Mike Stump <mrs@apple.com>
15175 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
15177 2007-04-27 Ian Lance Taylor <iant@google.com>
15179 PR middle-end/31710
15180 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
15181 TYPE_MAX_VALUE exist, convert them to the new type.
15183 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15185 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
15186 if it claims to be available.
15187 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
15188 edge is redirected.
15189 (perform_tree_ssa_dce): Always free postdominators.
15191 2007-04-27 Richard Henderson <rth@redhat.com>
15193 * config/alpha/predicates.md (aligned_memory_operand): Mark
15194 as define_special_predicate.
15195 (unaligned_memory_operand, normal_memory_operand): Likewise.
15196 (reg_or_unaligned_mem_operand): Remove.
15197 (any_memory_operand): Match the documentation and check for
15198 non-renumbered pseudos during reload.
15199 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
15200 alpha_secondary_reload_class, update to new interface, make static.
15201 Handle CQImode like HImode. Remove FP subreg check.
15202 (alpha_expand_mov): Use replace_equiv_address.
15203 (alpha_expand_mov_nobwx): Use any_memory_operand.
15204 (TARGET_SECONDARY_RELOAD): New.
15205 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
15206 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
15207 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
15208 * config/alpha/alpha.md: ... here.
15209 (RELOAD12, reloadmode): New.
15211 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
15212 Don't handle the aligned case here.
15213 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
15214 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
15215 reload_inhi_help. Don't expect a scratch register.
15216 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
15218 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
15220 2007-04-27 Richard Guenther <rguenther@suse.de>
15222 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
15224 2007-04-27 Richard Guenther <rguenther@suse.de>
15226 PR tree-optimization/30965
15227 PR tree-optimization/30978
15228 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
15229 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
15230 (find_equivalent_equality_comparison): Likewise.
15231 (simplify_cond): Likewise.
15232 (get_prop_source_stmt): New helper.
15233 (get_prop_dest_stmt): Likewise.
15234 (can_propagate_from): Likewise.
15235 (remove_prop_source_from_use): Likewise.
15236 (combine_cond_expr_cond): Likewise.
15237 (forward_propagate_comparison): New function.
15238 (forward_propagate_into_cond): Rewrite to use fold for
15240 (tree_ssa_forward_propagate_single_use_vars): Call
15241 forward_propagate_comparison to propagate comparisons.
15243 2007-04-27 Richard Guenther <rguenther@suse.de>
15245 PR tree-optimization/31715
15246 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
15247 sure to do computation on the offset in an appropriate
15250 2007-04-27 Richard Sandiford <richard@codesourcery.com>
15252 * reload.h (elimination_target_reg_p): Declare.
15253 * reload.c (find_reloads): Don't apply the reg_rtx move
15254 optimization if the SET_DEST satisfies elimination_target_reg_p.
15255 * reload1.c (elimination_target_reg_p): New function.
15256 (gen_reload): In the move/add2 fallback, make sure that op0
15257 does not overlap the destination register.
15259 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15261 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
15262 transform only GIMPLE_MODIFY_STMTs.
15263 * tree-complex.c (expand_complex_operations_1): Ditto.
15264 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
15265 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
15266 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
15268 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
15269 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
15270 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
15271 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
15272 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
15273 slpeel_add_loop_guard): Ditto.
15274 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15275 * lambda-code.c (perfect_nestify): Ditto.
15276 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
15277 before the first statement.
15278 * tree-optimize.c (execute_free_datastructures): Fix comments.
15279 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
15280 * tree-flow.h (disband_implicit_edges): Declaration removed.
15281 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
15283 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
15284 COND_EXPRs without gotos.
15285 (disband_implicit_edges, has_label_p): Removed.
15286 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
15287 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
15289 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
15291 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
15292 also for COND_EXPRs.
15293 * cfgexpand.c (label_rtx_for_bb): New function.
15294 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
15295 Use label_rtx_for_bb to find the labels.
15296 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
15297 last block. Detect fallthru edges.
15299 2007-04-26 Ian Lance Taylor <iant@google.com>
15302 * reload.c (find_reloads_subreg_address): If the address was valid
15303 in the original mode but not in the new mode, reload the whole
15306 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
15308 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
15309 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
15310 (cleanup_control_expr_graph): Do not invalidate dominance info.
15311 Record altered blocks.
15312 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
15313 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
15314 cleanup_tree_cfg_bb): New functions.
15315 (remove_forwarder_block): Do not maintain the worklist of blocks.
15316 Record altered blocks.
15317 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
15318 not over whole cfg.
15319 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
15320 delete_unreachable_blocks if dominators are not available.
15321 * tree-inline.c (optimize_inline_calls): Free dominance information
15323 * tree-flow.h (remove_edge_and_dominated_blocks,
15324 cfgcleanup_altered_bbs): Altered.
15325 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
15327 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
15329 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
15330 do not invalidate dominators.
15332 2007-04-26 Anatoly Sokolov <aesok@post.ru>
15334 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
15335 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
15336 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15337 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15339 2007-04-26 Steve Ellcey <sje@cup.hp.com>
15341 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
15343 2007-04-26 Richard Guenther <rguenther@suse.de>
15345 PR tree-optimization/31703
15346 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
15347 the right type for the target of the bittest.
15349 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15351 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
15352 ix86_sol10_return_in_memory.
15354 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15356 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
15359 2007-04-26 Jakub Jelinek <jakub@redhat.com>
15362 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
15364 PR tree-optimization/30558
15365 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
15366 clear this_state.prev_try.
15368 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15369 Mark Mitchell <mark@codesourcery.com>
15371 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
15372 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
15373 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
15375 2007-04-26 Richard Sandiford <richard@codesourcery.com>
15378 * doc/invoke.texi (%:print-asm-header): Document.
15379 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
15381 (static_spec_functions): Add print-asm-header.
15382 (main): Print a banner before the --target-help linker options.
15383 (print_asm_header_spec_function): New function.
15385 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
15388 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
15389 (movsf_ie): Likewise.
15391 2007-04-25 Paolo Carlini <pcarlini@suse.de>
15393 * doc/extend.texi ([Type Traits]): Adjust per N2255.
15395 2007-04-25 Bob Wilson <bob.wilson@acm.org>
15397 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
15398 exception for divide-by-zero.
15399 (__umodsi3, __modsi3): Likewise.
15401 2007-04-25 Dirk Mueller <dmueller@suse.de>
15403 * c-typeck.c (build_compound_expr): Annotate warning()
15404 call with OPT_Wunused_value.
15405 * tree-ssa.c (warn_uninit): Annotate warning with
15407 * c-common.c (handle_sentinel_attribute): Annotate warning
15408 call with OPT_Wattributes.
15410 2007-04-25 Thiemo Seufer <ths@mips.com>
15412 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
15413 (mips16): Fix typo.
15414 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
15415 on to the assembler. Improve handling of -mno-mips16. Add handling
15416 of -mno-mips3d, -mno-dsp, -mno-dspr2.
15417 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
15418 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
15419 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
15421 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
15424 * config/i386/winnt.c (i386_pe_file_end): Strip only
15425 USER_LABEL_PREFIX when writing export name.
15427 2007-04-25 Richard Sandiford <richard@codesourcery.com>
15429 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
15430 sh/elf.h, vx-common.h and vxworks.h.
15431 * config/sh/sh.h: Include config/vxworks-dummy.h.
15432 (SUBTARGET_OVERRIDE_OPTIONS): Define.
15433 (OVERRIDE_OPTIONS): Use it.
15434 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
15435 (vxworks_picreg): New pattern.
15436 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
15437 VXWORKS_OS_CPP_BUILTINS.
15438 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
15439 to their VXWORKS_* equivalents.
15440 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
15441 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
15442 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
15443 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
15444 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
15445 -mrtp/-fPIC multilibs.
15446 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
15447 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
15448 (MULTILIB_OSDIRNAMES): Delete.
15450 2007-04-25 Anatoly Sokolov <aesok@post.ru>
15453 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
15455 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
15457 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
15458 rounding mode to be specified by the caller.
15459 (real_to_mpfr) Likewise.
15460 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
15461 include new arguments.
15462 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
15464 2007-04-24 Ian Lance Taylor <iant@google.com>
15466 PR tree-optimization/31605
15467 * tree-vrp.c (set_value_range): Check that min and max are not
15468 both overflow infinities.
15469 (set_value_range_to_value): New static function.
15470 (extract_range_from_binary_expr): Call set_value_range_to_value.
15471 (extract_range_from_cond_expr): Likewise.
15472 (extract_range_from_expr): Likewise.
15473 (extract_range_from_unary_expr): Likewise. Don't create a range
15474 which overflows on both sides.
15475 (vrp_meet): Check for a useless range.
15476 (vrp_visit_phi_node): If we see a constant which looks like an
15477 overflow infinity, turn off the TREE_OVERFLOW flag.
15479 2007-04-24 Ian Lance Taylor <iant@google.com>
15481 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
15483 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
15485 PR diagnostic/25923
15486 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
15487 diagnostic message is being built.
15488 * tree-pretty-print.c (dump_generic_node): Only write the
15489 formatted text into BUFFER's stream if we are not building a
15490 diagnostic message.
15491 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
15493 * Makefile.in (toplev.o): Depend on tree-pass.h.
15495 2007-04-24 Ian Lance Taylor <iant@google.com>
15497 PR tree-optimization/31602
15498 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
15499 conditionals in the copied loop header.
15500 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
15501 warnings if TREE_NO_WARNING is set.
15502 * doc/invoke.texi (Warning Options): Clarify that
15503 -Wstrict-overflow does not warn about loops.
15505 2007-04-24 Janis Johnson <janis187@us.ibm.com>
15507 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
15508 expand on the comment about _Decimal128 arguments and check the
15509 integer result of the modulus operation; for 64-bit ELF ABI, ensure
15510 that _Decimal128 argument uses even/odd register pair.
15511 (function_arg): Ditto.
15513 2007-04-24 Hui-May Chang <hm.chang@apple.com>
15515 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
15516 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
15518 2007-04-24 Richard Guenther <rguenther@suse.de>
15519 Olga Golovanevsky <olga@il.ibm.com>
15521 * fold-const.c (multiple_of_p): Check for bottom
15524 2007-04-24 Richard Henderson <rth@redhat.com>
15526 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
15527 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
15528 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
15529 looking for non-zero bits shifted out. Avoid a recursive call
15530 when constructing the scalar.
15531 (__floatundisf): Likewise.
15533 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
15535 * dwarf2out.c (field_byte_offset): Move the existing logic
15536 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
15537 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
15539 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15542 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
15543 length argument of 0 for memset.
15544 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
15545 unsigned shift instead of the signed variant.
15547 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
15549 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
15550 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
15551 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
15552 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
15553 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
15554 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
15555 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
15556 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
15557 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
15558 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
15559 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
15560 "mul<mode>3", "div<mode>3"): Insn definitions added.
15561 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
15562 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
15563 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
15564 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
15565 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
15566 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
15567 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
15568 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
15569 TARGET_FLOAT_FORMAT): Macro definitions removed.
15570 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
15571 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
15572 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
15573 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
15574 (s390_gen_rtx_const_DI): Function removed.
15575 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
15577 2007-04-24 Richard Sandiford <richard@codesourcery.com>
15579 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
15580 over an external ffs function.
15582 2007-04-24 Chao-ying Fu <fu@mips.com>
15583 Richard Sandiford <richard@nildram.co.uk>
15585 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
15586 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
15587 (smadd_widen_optab, umadd_widen_optab): Define.
15588 * optabs.c (init_optabs): Initialize smadd_widen_optab and
15590 * genopinit.c (optabs): Fill in smadd_widen_optab and
15592 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
15593 and umadd_widen_optab to implement multiply-add sequences.
15594 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
15595 (<u>maddsidi4): ...this. Extend condition to include
15596 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
15597 of operand 0 to "ka" and use the three-operand form of madd<u>
15599 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
15601 * config/mips/constraints.md (ka): New register constraint.
15603 2007-04-24 Jan Hubicka <j@suse.cz>
15607 2007-04-23 Jan Hubicka <jh@suse.cz>
15608 * function.c (init_function_start): Don't init line number info.
15609 (expand_function_end): Update.
15610 (reset_block_changes, record_block_change, finalize_block_changes,
15611 check_block_change, free_block_changes): Kill.
15612 * function.h (reset_block_changes, record_block_change,
15613 finalize_block_changes, check_block_change, free_block_changes):
15615 (struct function): Remove ib_boundaries_block.
15616 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15617 Use curr_insn_locator to initialize locator.
15618 (emit_line_note): Remove.
15619 * cfgexpand.c (expand_gimple_cond_expr): Update.
15620 (construct_exit_block): Likewise.
15621 (tree_expand_cfg): Initialize/finalize locators.
15622 * expr.c (expand_expr_real): Update.
15623 * cfglayout.c (line_locators_locs, line_locators_lines,
15624 file_locators_locs, file_locators_files): Remove.
15625 (set_block_levels): Move to cfgexpand.c.
15626 (insn_locators_initialize): Remove.
15627 (pass_insn_locators_initialize): Remove.
15628 (locations_locators_locs, locations_locators_vals): New static vars.
15629 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15631 (insn_locators_alloc, insn_locators_finalize,
15632 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15634 (locator_location): New.
15635 (locator_line, locator_file): Rewrite.
15636 * rtl.h (emit_line_note): Kill.
15637 (insn_locators_alloc, insn_locators_finalize,
15638 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15640 * tree-inline.c (initialize_cfun): Do not initialize
15641 ib_boundaries_block.
15642 * passes.c (pass_insn_locators_initialize): Remove.
15644 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
15646 * doc/invoke.texi: Removed leading '-' from option index entries.
15648 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
15650 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
15652 (create_phi_node): Use set_phi_nodes.
15653 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
15654 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
15655 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
15656 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
15657 (bsi_start, bsi_last): Use bb_stmt_list.
15658 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
15659 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
15660 Traverse the statements using tsi iterator.
15661 * basic-block.h (struct basic_block_def): Fields stmt_list
15662 and phi_nodes moved to ...
15663 (struct tree_bb_info): ... new structure.
15664 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
15665 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
15666 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
15667 (tree_verify_flow_info): Verify that il.tree is not set for
15668 entry and exit block.
15669 (tree_split_block): Use set_bb_stmt_list.
15671 2007-04-23 Mike Stump <mrs@apple.com>
15673 * config/i386/i386.c (ix86_tune_features
15674 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
15677 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15679 * config/i386/i386.md (prefix_extra): New attribute.
15680 (length): Add prefix_extra.
15682 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
15683 (sse2_movntv2di): Likewise.
15684 (sse2_cvtps2dq): Likewise.
15685 (sse2_cvtpd2pi): Likewise.
15686 (sse2_cvttpd2pi): Likewise.
15687 (*sse2_cvtpd2ps): Likewise.
15688 (*add<mode>3): Likewise.
15689 (sse2_ssadd<mode>3): Likewise.
15690 (sse2_usadd<mode>3): Likewise.
15691 (*sub<mode>3): Likewise.
15692 (sse2_sssub<mode>3): Likewise.
15693 (sse2_ussub<mode>3): Likewise.
15694 (*mulv8hi3): Likewise.
15695 (*smulv8hi3_highpart): Likewise.
15696 (*umulv8hi3_highpart): Likewise.
15697 (sse2_umulv2siv2di3): Likewise.
15698 (sse2_pmaddwd): Likewise.
15699 (ashr<mode>3): Likewise.
15700 (lshr<mode>3): Likewise.
15701 (ashl<mode>3): Likewise.
15702 (sse2_ashlti3): Likewise.
15703 (sse2_lshrti3): Likewise.
15704 (*umaxv16qi3): Likewise.
15705 (*smaxv8hi3): Likewise.
15706 (*uminv16qi3): Likewise.
15707 (*sminv8hi3): Likewise.
15708 (sse2_eq<mode>3): Likewise.
15709 (sse2_gt<mode>3): Likewise.
15710 (*and<mode>3): Likewise.
15711 (sse2_nand<mode>3): Likewise.
15712 (*ior<mode>3): Likewise.
15713 (*xor<mode>3): Likewise.
15714 (sse2_packsswb): Likewise.
15715 (sse2_packssdw): Likewise.
15716 (sse2_packuswb): Likewise.
15717 (sse2_punpckhbw): Likewise.
15718 (sse2_punpcklbw): Likewise.
15719 (sse2_punpckhwd): Likewise.
15720 (sse2_punpcklwd): Likewise.
15721 (sse2_punpckhdq): Likewise.
15722 (sse2_punpckldq): Likewise.
15723 (sse2_punpckhqdq): Likewise.
15724 (sse2_punpcklqdq): Likewise.
15725 (*sse2_pinsrw): Likewise.
15726 (*sse2_pextrw): Likewise.
15727 (sse2_pshufd_1): Likewise.
15728 (sse2_uavgv16qi3): Likewise.
15729 (sse2_uavgv8hi3): Likewise.
15730 (sse2_psadbw): Likewise.
15731 (sse2_pmovmskb): Likewise.
15732 (*sse2_maskmovdqu): Likewise.
15733 (*sse2_maskmovdqu_rex64): Likewise.
15734 (sse4a_extrqi): Likewise.
15735 (sse4a_extrq): Likewise.
15736 (sse3_lddqu): Set prefix_rep.
15737 (sse3_addsubv4sf3): Likewise.
15738 (sse3_haddv4sf3): Likewise.
15739 (sse3_hsubv4sf3): Likewise.
15740 (sse_cvtss2si): Likewise.
15741 (sse_cvtss2si_2): Likewise.
15742 (sse_cvtss2siq): Likewise.
15743 (sse_cvtss2siq_2): Likewise.
15744 (sse_cvttss2si): Likewise.
15745 (sse_cvttss2siq): Likewise.
15746 (sse2_cvttps2dq): Likewise.
15747 (sse3_movshdup): Likewise.
15748 (sse3_movsldup): Likewise.
15749 (sse2_cvtsd2si): Likewise.
15750 (sse2_cvtsd2si_2): Likewise.
15751 (sse2_cvtsd2siq): Likewise.
15752 (sse2_cvtsd2siq_2): Likewise.
15753 (sse2_cvttsd2si): Likewise.
15754 (sse2_cvttsd2siq): Likewise.
15755 (*sse2_cvtpd2dq): Likewise.
15756 (*sse2_cvttpd2dq): Likewise.
15757 (sse2_pshuflw_1): Likewise.
15758 (sse2_pshufhw_1): Likewise.
15759 (sse4a_insertqi): Likewise.
15760 (sse4a_insertq): Likewise.
15761 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
15762 (ssse3_phadddv4si3): Likewise.
15763 (ssse3_phaddswv8hi3): Likewise.
15764 (ssse3_phsubwv8hi3): Likewise.
15765 (ssse3_phsubdv4si3): Likewise.
15766 (ssse3_phsubswv8hi3): Likewise.
15767 (ssse3_pmaddubswv8hi3): Likewise.
15768 (ssse3_pmulhrswv8hi3): Likewise.
15769 (ssse3_pshufbv16qi3): Likewise.
15770 (ssse3_psign<mode>3): Likewise.
15771 (ssse3_palignrti): Likewise.
15772 (abs<mode>2): Likewise.
15773 (ssse3_phaddwv4hi3): Set prefix_extra.
15774 (ssse3_phadddv2si3): Likewise.
15775 (ssse3_phaddswv4hi3): Likewise.
15776 (ssse3_phsubwv4hi3): Likewise.
15777 (ssse3_phsubdv2si3): Likewise.
15778 (ssse3_phsubswv4hi3): Likewise.
15779 (ssse3_pmaddubswv4hi3): Likewise.
15780 (ssse3_pmulhrswv4hi3): Likewise.
15781 (ssse3_pshufbv8qi3): Likewise.
15782 (ssse3_psign<mode>3): Likewise.
15783 (ssse3_palignrdi): Likewise.
15784 (abs<mode>2): Likewise.
15785 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
15786 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
15787 (sse2_pmovmskb): Set mode to SI instead of V2DF.
15789 2007-04-23 Nick Clifton <nickc@redhat.com>
15791 * params.def: Fix formatting of emacs local variables.
15793 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
15795 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
15796 move if inter-unit move isn't allowed.
15797 Don't split moving the first element of V2DI to DI to inter-unit
15798 move if inter-unit move isn't allowed.
15800 2007-04-23 Richard Guenther <rguenther@suse.de>
15802 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
15803 and CDI_POST_DOMINATORS separately.
15805 2007-04-23 Nick Clifton <nickc@redhat.com>
15807 * c.opt (Wformat-contains-nul): Add warning attribute.
15809 2007-04-23 Jan Hubicka <jh@suse.cz>
15811 * function.c (init_function_start): Don't init line number info.
15812 (expand_function_end): Update.
15813 (reset_block_changes, record_block_change, finalize_block_changes,
15814 check_block_change, free_block_changes): Kill.
15815 * function.h (reset_block_changes, record_block_change,
15816 finalize_block_changes, check_block_change, free_block_changes):
15818 (struct function): Remove ib_boundaries_block.
15819 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
15820 Use curr_insn_locator to initialize locator.
15821 (emit_line_note): Remove.
15822 * cfgexpand.c (expand_gimple_cond_expr): Update.
15823 (construct_exit_block): Likewise.
15824 (tree_expand_cfg): Initialize/finalize locators.
15825 * expr.c (expand_expr_real): Update.
15826 * cfglayout.c (line_locators_locs, line_locators_lines,
15827 file_locators_locs, file_locators_files): Remove.
15828 (set_block_levels): Move to cfgexpand.c.
15829 (insn_locators_initialize): Remove.
15830 (pass_insn_locators_initialize): Remove.
15831 (locations_locators_locs, locations_locators_vals): New static vars.
15832 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
15834 (insn_locators_alloc, insn_locators_finalize,
15835 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15837 (locator_location): New.
15838 (locator_line, locator_file): Rewrite.
15839 * rtl.h (emit_line_note): Kill.
15840 (insn_locators_alloc, insn_locators_finalize,
15841 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
15843 * tree-inline.c (initialize_cfun): Do not initialize
15844 ib_boundaries_block.
15845 * passes.c (pass_insn_locators_initialize): Remove.
15847 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
15849 PR middle-end/31448
15850 * expr.c (reduce_to_bit_field_precision): Handle
15853 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
15855 PR tree-optimization/24659
15856 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
15857 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
15858 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
15859 * genopinit.c (optabs): Rename vec_pack_mod_optab
15860 to vec_pack_trunc_optab.
15861 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
15862 early for scalar floating point operands for NOP_EXPR.
15863 (vectorizable_type_promotion): Ditto.
15864 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
15865 vec_pack_trunc_optab.
15866 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
15868 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
15869 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
15870 Rename from VEC_PACK_MOD_EXPR.
15871 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
15872 * expr.c (expand_expr_real_1): Ditto.
15873 * tree-inline.c (estimate_num_insns_1): Ditto.
15874 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15876 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
15877 (vec_unpacks_lo_v4sf): Ditto.
15878 (vec_pack_trunc_v2df): Ditto.
15879 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
15880 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15881 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
15883 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
15885 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
15887 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
15888 Rename from VEC_PACK_MOD_EXPR. This expression also represent
15889 packing of floating point operands.
15890 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
15891 represent unpacking of floating point operands.
15892 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
15893 [vec_unpacks_hi]: Ditto.
15894 [vec_unpacks_lo]: Ditto.
15896 2007-04-22 Jan Hubicka <jh@suse.cz>
15898 * final.c (rest_of_handle_final): Call
15899 targetm.asm_out.constructor/targetm.asm_out.destructor
15900 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
15901 proper priority via decl_*_priority_insert.
15902 * c-common.c (c_expand_body): Likewise.
15904 2007-04-22 Richard Guenther <rguenther@suse.de>
15906 PR tree-optimization/29789
15907 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
15908 (rewrite_reciprocal): New helper split out from
15909 determine_invariantness_stmt.
15910 (rewrite_bittest): Likewise.
15911 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
15912 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
15915 2007-04-22 Revital Eres <eres@il.ibm.com>
15917 * loop-unroll.c (var_to_expand): New field to support also
15918 insns of the form x = something + x.
15919 (analyze_insn_to_expand_var): Use it.
15920 (expand_var_during_unrolling): Likewise.
15922 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
15924 * predict.c: Include pointer-set.h.
15925 (bb_predictions): New variable.
15926 (tree_predicted_by_p, tree_predict_edge,
15927 remove_predictions_associated_with_edge): Use bb_predictions map
15928 instead of bb->predictions.
15929 (clear_bb_predictions, assert_is_empty): New functions.
15930 (combine_predictions_for_bb): Use bb_predictions map. Call
15931 clear_bb_predictions.
15932 (tree_estimate_probability): Create and free bb_predictions map.
15933 * Makefile.in (predict.o): Add pointer-set.h dependency.
15934 * basic-block.h (struct basic_block_def): Remove predictions
15936 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
15938 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
15941 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
15944 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15946 * timevar.c (timevar_print): Change reference of --disable-checking to
15947 --enable-checking=release. Also warn if assert checking is disabled.
15949 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15952 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
15953 decl as addressable if the compound literal was marked as
15955 Mark the decl as a gimple register if it is a complex or
15956 vector decl and does not live in memory.
15958 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
15960 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
15961 (GENERIC_NEXT): New function macro.
15962 (PHI_CHAIN): Use phi_node's new chain variable.
15963 (tree_phi_node): Change tree_common to tree_base
15964 and add the chain field.
15965 * tree-phinodes.c (make_phi_node): Don't set
15966 TREE_TYPE on the new node.
15967 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
15968 instead of checking GIMPLE_TUPLE_P in chain_next.
15969 * tree-vect-transform.c
15970 (get_initial_def_for_induction): Look at
15971 PHI_RESULT_TREE for the type of the phi node.
15972 (update_vuses_to_preheader): Use PHI_CHAIN
15973 instead of TREE_CHAIN on the phi node.
15974 * tree-ssa-structalias.c (compute_points_to_sets):
15976 (ipa_pta_execute): Likewise.
15978 2007-04-21 Richard Guenther <rguenther@suse.de>
15980 PR middle-end/31136
15981 * fold-const.c (fold_unary): Call fold_convert_const on the
15984 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
15986 * gcse.c (store_killed_in_insn): Handle PARALLELs.
15987 (store_killed_in_pat): New.
15989 2007-04-20 Richard Henderson <rth@redhat.com>
15992 * config/i386/i386.c (type_has_variadic_args_p): Look for any
15993 TREE_LIST with a void_type_node value, not void_list_node exactly.
15995 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
15997 * doc/standards.texi: Re-arrange into language-specific
15998 subsections. Add a C++ section, documenting which standards we
16001 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
16003 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
16004 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
16006 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
16008 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
16009 ecrti.o and crtbegin.o.
16010 (LIB_DEFAULT_SPEC): Include -lc.
16011 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
16013 2007-04-20 Richard Henderson <rth@redhat.com>
16016 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
16017 argument; update all callers.
16018 (get_unaligned_offset): New.
16019 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
16020 get_unaligned_address, just pass on the address directly.
16021 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
16022 the subreg in the helper patterns.
16023 (unaligned_extendqidi_le): Use get_unaligned_offset.
16024 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
16025 (unaligned_extendhidi_be): Likewise.
16026 (unaligned_extendhidi): Tidy.
16027 * config/alpha/alpha-protos.h: Update.
16029 2007-04-20 Richard Henderson <rth@redhat.com>
16031 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
16032 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
16033 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
16034 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16035 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16036 (CPP_SPEC): Don't include %(cpp_subtarget).
16037 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
16038 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
16039 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
16041 2007-04-20 Jakub Jelinek <jakub@redhat.com>
16043 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
16044 for __builtin_ia32_cmpordss.
16046 PR tree-optimization/31632
16047 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
16048 and arg1 for optimizations of comparison against min/max values.
16049 Fold arg0 to arg1's type for optimizations of comparison against
16050 min+1 and max-1 values.
16052 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
16054 * reload.c (combine_reloads): When trying to use a dying register,
16055 check whether it's uninitialized and don't use if so.
16057 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
16059 * fold-const.c: Remove prototypes for native_encode_expr and
16060 native_interpret_expr.
16061 (native_encode_expr): Make non-static.
16062 (native_interpret_expr): Likewise.
16063 * tree.h: Add prototypes for the above.
16065 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16067 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
16068 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
16069 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
16070 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
16071 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
16072 Add length attributes.
16074 2007-04-19 Janis Johnson <janis187@us.ibm.com>
16076 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
16079 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
16080 __STDC_WANT_DEC_FP__.
16082 2007-04-19 Joseph Myers <joseph@codesourcery.com>
16084 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
16085 for long double compatibility.
16086 * configure: Regenerate.
16088 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
16090 PR rtl-optimization/29841
16091 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
16093 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
16094 that may cause control flow transfer from being moved.
16096 2007-04-18 Jan Hubicka <jh@suse.cz>
16098 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
16101 2007-04-18 Eric Christopher <echristo@apple.com>
16103 * config/rs6000/darwin.md (load_macho_picbase): Use link register
16104 only. Update operands.
16105 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
16106 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
16107 link register to pic register.
16109 2007-04-18 Dirk Mueller <dmueller@suse.de>
16111 PR diagnostic/31227
16112 * tree-vrp.c (search_for_addr_array): New.
16113 (check_array_bounds): Suppress warning about
16114 address taken of array refs if its not de-referenced.
16116 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16118 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
16119 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
16121 * tree-vectorizer.h (NITERS_KNOWN_P): New.
16122 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
16123 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
16125 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
16127 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
16129 (vect_analyze_scalar_cycles): Fix indentation.
16130 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
16131 (vect_mark_relevant): Include phis in relevance analysis.
16133 * tree-vect-transform.c (vect_transform_loop): Add an assert.
16135 2007-04-18 Anatoly Sokolov <aesok@post.ru>
16137 * config/avr/avr.c (ptrreg_to_str): Replace error() with
16138 output_operand_lossage().
16140 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16142 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
16143 the unused code for reduction without adjust-in-epilog to simplify the
16146 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
16148 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
16149 (S390_TDC_NEGATIVE_ZERO): New constant.
16150 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
16151 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
16152 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
16153 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
16154 (S390_TDC_POSITIVE_INFINITY): New constant.
16155 (S390_TDC_NEGATIVE_INFINITY): New constant.
16156 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
16157 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
16158 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
16159 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
16160 (S390_TDC_INFINITY): New constant.
16161 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
16162 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
16163 optimization for UNSPEC_CCZ_TO_INT.
16164 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
16165 ("*ccz_to_int"): New insn.
16166 ("isinf<mode>2"): New insn.
16167 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
16168 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
16169 (UNSPEC_CCZ_TO_INT): New constant.
16171 2007-04-18 Richard Guenther <rguenther@suse.de>
16173 PR tree-optimization/19431
16174 PR tree-optimization/21463
16175 * tree-pass.h (pass_phiprop): Declare.
16176 * passes.c (init_optimization_passes): New phiprop pass.
16177 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
16178 (phivn_valid_p): New helper function.
16179 (phiprop_insert_phi): Likewise.
16180 (propagate_with_phi): Likewise.
16181 (tree_ssa_phiprop): New propagator propagating loads
16182 through phi nodes if profitable.
16184 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
16186 * tree-vect-analyze.c (process_use): New function.
16187 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
16188 Check phis in all bbs.
16189 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
16192 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
16194 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
16197 2007-04-17 Anatoly Sokolov <aesok@post.ru>
16200 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
16203 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
16205 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
16207 (sse_vmmulv4sf3): Likewise.
16208 (sse2_vmaddv2df3): Likewise.
16209 (sse2_vmmulv2df3): Likewise.
16211 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
16213 PR rtl-optimization/31360
16214 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
16215 (target_reg_cost): New.
16216 (init_set_costs): Initialize target_reg_cost. Add comments
16217 regarding the rationale of the costs.
16218 (global_cost_for_size): Renamed to...
16219 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
16220 of register pressure.
16221 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
16222 estimate_reg_pressure_cost. Add number of ivs.
16223 (determine_set_costs): Dump target_reg_cost.
16224 * loop-invariant.c (gain_for_invariant): Use
16225 estimate_reg_pressure_cost. Removed n_inv_uses argument.
16226 (best_gain_for_invariant, find_invariants_to_move): Remove
16228 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
16229 (target_reg_cost): Declare.
16230 (global_cost_for_size): Declaration removed.
16231 (estimate_reg_pressure_cost): Declare.
16233 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
16235 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
16236 regnos into even/odd register pairs.
16237 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
16238 TDmode similar to the other floating point modes.
16239 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
16240 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
16242 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
16243 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
16244 (movdd_hardfloat64): Use TARGET_MFPGPR.
16246 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
16248 * reload1.c (delete_output_reload): Don't count output in n_inherited.
16251 2005-01-05 Richard Henderson <rth@redhat.com>
16253 * reload1.c (do_input_reload): Restrict the optimization deleteing
16254 a previous output reload to RELOAD_FOR_INPUT.
16256 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
16258 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
16259 induc_vec_info_type.
16260 (vectorizable_induction): New function declaration.
16261 * tree-vect-transform.c (get_initial_def_for_induction): No need to
16262 check if already vectorized. Find first place in BB where new stmts
16263 can be inserted. Takes only one argument.
16264 (vectorizable_induction): New function.
16265 (vect_transform_stmt): Add case for induc_vec_info_type to call
16266 vectorizable_induction.
16267 (vect_transform_loop): Consider phis for vectorization.
16268 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
16270 (analyze_operations): Call vectorizable_induction when analyzing phis.
16272 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
16273 (vect_mark_relevant): Include phis in relevance analysis.
16274 (vect_mark_stmts_to_be_vectorize): Likewise.
16275 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
16277 2007-04-16 Lawrence Crowl <crowl@google.com>
16279 * doc/invoke.texi (Debugging Options): Add documentation for the
16280 -femit-struct-debug options -femit-struct-debug-baseonly,
16281 -femit-struct-debug-reduced, and
16282 -femit-struct-debug-detailed[=...].
16284 * c-opts.c (c_common_handle_option): Add
16285 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
16286 and OPT_femit_struct_debug_detailed_.
16287 * c.opt: Add specifications for
16288 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
16289 and -femit-struct-debug-detailed[=...].
16290 * opts.c (set_struct_debug_option): Parse the
16291 -femit-struct-debug-... options.
16292 * opts.c (matches_main_base, main_input_basename,
16293 main_input_baselength, base_of_path, matches_main_base): Add
16294 variables and functions to compare header base name to compilation
16296 * opts.c (should_emit_struct_debug): Add to determine to emit a
16297 structure based on the option.
16298 (dump_struct_debug) Also disabled function to debug this
16300 * opts.c (handle_options): Save the base name of the
16303 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
16304 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
16305 This hook indicates if a type is generic. Set it by default
16306 to "never generic".
16307 * langhooks.h (struct lang_hooks_for_types): Add a new hook
16308 to determine if a struct type is generic or not.
16309 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
16310 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
16311 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
16312 with live C++ hook.
16314 * flags.h (enum debug_info_usage): Add an enumeration to describe
16315 a program's use of a structure type.
16316 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
16317 to indicate the program's usage of the type. Filter structs based
16318 on the -femit-struct-debug-... specification.
16319 (gen_type_die): Split into two routines, gen_type_die and
16320 gen_type_die_with_usage. gen_type_die is now a wrapper
16321 that assumes direct usage.
16322 (gen_type_die_with_usage): Replace calls to gen_type_die
16323 with gen_type_die_with_usage adding the program usage of
16324 the referenced type.
16325 (dwarf2out_imported_module_or_decl): Suppress struct debug
16326 information using should_emit_struct_debug when appropriate.
16328 2007-04-16 Ian Lance Taylor <iant@google.com>
16330 PR tree-optimization/31522
16331 * tree-vrp.c (vr_phi_edge_counts): New static variable.
16332 (vrp_initialize): Allocate vr_phi_edge_counts.
16333 (vrp_visit_phi_node): Don't push to infinity if we saw a new
16334 executable edge. Drop test for all constants.
16335 (vrp_finalize): Free vrp_phi_edge_counts.
16337 * doc/cpp.texi (Common Predefined Macros): Clarify description of
16338 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
16340 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
16341 predecessors at head rather than tail.
16343 2007-04-16 Matthias Klose <doko@debian.org>
16345 * config/alpha/linux.h (CPP_SPEC): Define.
16346 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
16348 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
16350 * function.h: Remove sequence_stack extern declaration.
16352 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16354 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
16356 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
16359 2007-04-16 Anatoly Sokolov <aesok@post.ru>
16361 * config/avr/avr.c (avr_arch_types): Rearranging array.
16362 (enum avr_arch): Add.
16363 (avr_mcu_types): Use avr_arch enumeration constants instead of
16365 * config/avr/avr.h (LINK_SPEC): Simplify.
16367 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
16369 * config/m68k/m68k.c (m68k_libcall_value,
16370 m68k_function_value): Use macros for register names more.
16372 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
16374 (M68K_REGNAME): Use A6_REG.
16375 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
16377 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16379 PR middle-end/28071
16380 * sched-int.h (struct deps): Split field 'pending_lists_length' into
16381 'pending_read_list_length' and 'pending_write_list_length'. Update
16383 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
16384 to handle two length counters instead of one. Update all uses.
16385 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
16386 two length counters instead of one.
16387 * sched-rgn.c (propagate_deps): Update to handle two length counters
16390 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
16393 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
16394 copy of source, pass it to ix86_expand_vector_set and return
16397 2007-04-16 David Ung <davidu@mips.com>
16398 Joseph Myers <joseph@codesourcery.com>
16400 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
16401 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
16402 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
16403 Add 74K processor information.
16404 * config/mips/mips.md: Include 74k.md.
16405 (cpu): Add 74kc,74kf,74kx.
16406 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
16407 * config/mips/74k.md: New.
16408 * doc/invoke.texi (MIPS Options): Document 74K support.
16410 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
16412 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
16413 vectorizable_* functions.
16414 * tree-vect-transform.c (vectorizable_call): Add check for
16415 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
16416 (vectorizable_store): likewise.
16417 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
16419 (vectorizable_operation, vectorizable_type_demotion): Likewise.
16420 (vectorizable_type_promotion, vectorizable_load): Likewise.
16421 (vectorizable_live_operation, vectorizable_condition): Likewise.
16422 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
16424 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
16426 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16428 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
16429 register numbers more.
16430 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
16431 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
16432 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
16433 FUNCTION_VALUE_REGNO_P): Likewise.
16434 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
16435 STATIC_CHAIN_REGNUM): Likewise.
16436 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
16437 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
16438 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
16439 * config/m68k/m68k.md (FP_REG): New.
16441 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16443 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
16446 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
16448 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
16449 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
16452 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16454 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
16457 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16460 * c-decl.c (finish_decl): Grab the type of the decl after the call
16461 to store_init_value.
16463 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
16465 * common.opt (fforward-propagate): Fix "Optimization" annotation.
16467 2007-04-14 Jakub Jelinek <jakub@redhat.com>
16470 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
16471 dominators, post dominators and cleanup cfg before returning.
16473 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
16475 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
16476 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
16478 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
16480 * config.gcc: Recognize fido.
16481 * config/m68k/m68k-devices.def (fidoa): New.
16482 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
16484 (FL_FIDOA, TARGET_FIDOA): New.
16485 * config/m68k/m68k.opt (mfidoa): New.
16487 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16489 PR middle-end/31322
16490 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
16491 when a personality function is used.
16493 2007-04-13 Bob Wilson <bob.wilson@acm.org>
16495 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
16497 2007-04-13 Mike Stump <mrs@apple.com>
16499 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
16501 * config/darwin.opt (fapple-kext): Make C++ only.
16502 * config/darwin.c (darwin_override_options): Remove code to ensure
16503 -fapple-kext is given for C++ only.
16505 2007-04-13 Richard Sandiford <richard@codesourcery.com>
16507 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
16508 * config/mips/mips.c (override_options): Call
16509 SUBTARGET_OVERRIDE_OPTIONS, if defined.
16511 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16513 * config/i386/i386.opt (msvr3-shlib): Removed.
16515 * doc/invoke.texi: Remove -msvr3-shlib.
16517 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
16519 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
16520 with "popcnt" instruction.
16522 2007-04-13 Richard Guenther <rguenther@suse.de>
16524 PR tree-optimization/21258
16525 * tree-vrp.c (compare_case_labels): New helper.
16526 (find_switch_asserts): New function.
16527 (find_assert_locations): Call it for SWITCH_EXPRs.
16529 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
16531 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
16532 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
16533 check is now implied in X87_FLOAT_MODE_P.
16534 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16535 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16536 (fix_trunc<mode>_i386_fisttp): Ditto.
16537 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16538 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16539 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16540 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16541 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16542 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16543 (unnamed_splitters): Ditto.
16544 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
16545 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
16546 FIRST_SSE_REG for local functions when SSE math is enabled or
16547 for functions with sseregparm attribute.
16548 (standard_80387_constant_p): Return -1 if mode is not
16550 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
16551 (ix86_expand_compare): Ditto.
16552 (ix86_expand_carry_flag_compare): Ditto.
16553 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
16554 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
16555 DECIMAL_FLOAT_MODE_P.
16556 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
16557 of SCALAR_FLOAT_MODE_P.
16558 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
16559 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
16560 checks before FLOAT_MODE_P.
16561 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
16562 before FLOAT_MODE_P.
16567 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
16569 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
16570 Charles Wilson <libtool@cwilson.fastmail.fm>
16572 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
16573 (libgcc.mvars): Don't depend on them.
16574 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
16575 * exec-tool.in: New.
16577 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
16579 * doc/invoke.text (--help): Document --help=common.
16581 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
16583 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
16585 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16587 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
16588 * genemit.c (main): Emit #include "integrate.h".
16589 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
16590 (LOADGP_RTP): New mips_loadgp_style.
16591 * config/mips/mips.h: Include config/vxworks-dummy.h.
16592 (TARGET_RTP_PIC): New macro.
16593 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
16594 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
16595 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
16596 for TARGET_RTP_PIC.
16597 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
16598 -mvxworks-pic when using -mrtp and a PIC option.
16599 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
16601 (mips_symbolic_constant_p, mips_symbolic_address_p)
16602 (mips_symbol_insns): Handle SYMBOL_HALF.
16603 (override_options): Warn about -G and -mrtp being used together.
16604 Initialize mips_lo_relocs[SYMBOL_HALF].
16605 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
16606 (mips_emit_loadgp): Handle LOADGP_RTP.
16607 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
16608 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
16609 (tablejump): Handle function-relative case table entries if
16611 * config/mips/predicates.md (symbol_ref_operand): New predicate.
16613 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16615 * config/mips/mips.md (load_call<mode>): Allow any general register.
16617 (sibcall_value_internal, sibcall_value_multiple_internal)
16618 (call_value_internal, call_value_split, call_value_multiple_internal)
16619 (call_value_multiple_split): Remove constraints from operand 0.
16621 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16623 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
16624 rather than loadgp_noshared.
16625 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
16626 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
16628 * config/mips/mips.md (loadgp): Rename to...
16629 (loadgp_newabi): ...this.
16630 (loadgp_noshared): Rename to...
16631 (loadgp_absolute): ...this.
16633 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16635 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
16636 false for locally-binding symbols.
16637 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
16639 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16641 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
16642 (SYMBOL_GOT_PAGE_OFST): ...this.
16643 (SYMBOL_GOT_GLOBAL): Rename to...
16644 (SYMBOL_GOT_DISP): ...this.
16645 (SYMBOL_GOTOFF_GLOBAL): Rename to...
16646 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
16647 * config/mips/mips.c (mips_global_symbol_p): New function.
16648 (mips_symbol_binds_local_p): Likewise.
16649 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
16650 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
16651 mips_global_symbol_p and mips_symbol_binds_local_p.
16652 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
16653 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
16654 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
16655 SYMBOL_GOTOFF_DISP.
16656 (mips_ok_for_lazy_binding_p): New function.
16657 (mips_load_call_address, mips_expand_call): Use it.
16658 (mips_dangerous_for_la25_p): Likewise.
16659 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
16660 (*got_disp<mode>): Use got_disp_operand instead of
16661 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
16662 SYMBOL_GOTOFF_GLOBAL.
16663 (*got_page<mode>): Use got_page_ofst_operand instead of
16665 * config/mips/predicates.md (const_call_insn_operand): Use
16666 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
16667 (global_got_operand): Rename to...
16668 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
16670 (local_got_operand): Rename to...
16671 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
16672 of SYMBOL_GOT_LOCAL.
16674 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16676 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
16677 TARGET_CALL_CLOBBERED_GP.
16678 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16679 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
16680 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
16681 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
16682 of TARGET_ABICALLS && !TARGET_NEWABI.
16683 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16684 * config/mips/mips.c (mips_load_call_address): Check
16685 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16686 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16687 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
16688 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
16689 TARGET_ABICALLS && TARGET_NEWABI.
16690 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
16692 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
16693 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
16694 TARGET_ABICALLS && TARGET_NEWABI.
16695 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
16696 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
16697 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
16698 whether indirect calls must use $25.
16699 (mips_extra_live_on_entry): Check TARGET_GOT instead of
16701 * config/mips/mips.md (jal_macro): Check flag_pic and
16702 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
16703 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
16704 instead of TARGET_ABICALLS.
16705 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
16706 TARGET_ABICALLS && TARGET_OLDABI.
16707 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
16708 (sibcall): In the comment above the define_insn, mention
16709 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
16710 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
16711 instead of TARGET_ABICALLS.
16713 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
16715 * doc/md.texi (Blackfin family constraints): Document PA and PB.
16716 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
16717 (MACFLAGS_MATCH_P): New macro.
16718 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
16719 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
16720 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
16721 the other MACFLAG constants.
16722 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
16723 (flag_machi): Tighten constraints. Renumber some of the operands.
16724 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
16726 (flag_machi_parts_acconly): New pattern.
16727 (flag_macinithi): Tighten constraints. Allow any accumulator to be
16729 (flag_macinit1hi): Tighten constraints.
16730 (flag_mul_macv2hi_parts_acconly): New pattern.
16732 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
16733 Use a more efficient implementation.
16734 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
16735 inline sequences when not optimizing for size.
16737 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
16738 movhi_high2low): Delete, merge functionality into...
16739 (packv2hi): ... this pattern.
16741 2007-02-11 Jie Zhang <jie.zhang@analog.com>
16742 * config/bfin/bfin.opt (msim): New option.
16743 (mcpu=): New option.
16744 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
16745 (bfin_cpu_t): Typedef of enum bfin_cpu.
16746 (bfin_cpu_type): New declaration.
16747 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
16748 -msim and -mcpu= options.
16749 (LIB_SPEC): Likewise.
16750 * config/bfin/bfin.c (bfin_cpu_type): Define.
16751 (bfin_handle_option): Handle -mcpu= option.
16752 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
16753 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
16754 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
16756 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16758 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
16759 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
16760 (powerpc-wrs-vxworksae): Use ${tm_file}.
16761 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
16762 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
16763 * config/i386/vx-common.h: New file.
16765 2007-04-12 Richard Sandiford <richard@codesourcery.com>
16767 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
16770 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
16772 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
16775 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
16779 * c-common.c (c_build_qualified_type): Set canonical type
16782 2007-04-12 Richard Guenther <rguenther@suse.de>
16784 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
16785 lower bound and element size if lower bound is not zero
16786 or either of the ARRAY_REF operands is set.
16788 2007-04-12 Richard Guenther <rguenther@suse.de>
16790 PR tree-optimization/24689
16791 PR tree-optimization/31307
16792 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
16794 * gimplify.c (canonicalize_addr_expr): To be consistent with
16795 gimplify_compound_lval only set operands two and three of
16796 ARRAY_REFs if they are not gimple_min_invariant. This makes
16797 it never at this place.
16798 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
16800 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16802 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
16803 null before emitting a .nsubspa directive.
16805 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16807 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
16808 need_to_partition_p if there are no memory statements in the
16811 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16813 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
16814 (gcd_of_steps_may_divide_p): New function.
16815 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
16817 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16819 * reload.c (find_reloads_toplev, find_reloads_address,
16820 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
16821 not a pointer equality test, to decide if we need to call
16822 push_reg_equiv_alt_mem.
16824 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
16826 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
16827 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
16829 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
16831 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
16833 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
16834 vector to be positive.
16836 2007-04-11 Diego Novillo <dnovillo@redhat.com>
16840 * doc/invoke.texi: Document --params max-aliased-vops and
16842 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
16843 debug_memory_partitions): Move to tree-flow.h
16844 * params.h (AVG_ALIASED_VOPS): Define.
16845 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
16847 (mp_info_t): Likewise.
16848 (get_mem_sym_stats_for): New.
16849 (set_memory_partition): Move from tree-flow-inline.h.
16850 (mark_non_addressable): Only clear the set of symbols for the
16851 partition if it exists.
16852 (dump_memory_partitions): Move from tree-ssa-operands.c
16853 (debug_memory_partitions): Likewise.
16854 (need_to_partition_p): New.
16855 (dump_mem_ref_stats): New.
16856 (debug_mem_ref_stats): New.
16857 (dump_mem_sym_stats): New.
16858 (debug_mem_sym_stats): New.
16859 (update_mem_sym_stats_from_stmt): New.
16860 (compare_mp_info_entries): New.
16861 (mp_info_cmp): Call it.
16862 (sort_mp_info): Change argument to a list of mem_sym_stats_t
16864 (get_mpt_for): Move from tree-ssa-operands.c.
16865 (find_partition_for): New.
16866 (create_partition_for): Remove.
16867 (estimate_vop_reduction): New.
16868 (update_reference_counts): New.
16869 (build_mp_info): New.
16870 (compute_memory_partitions): Refactor.
16871 Document new heuristic.
16872 Call build_mp_info, update_reference_counts,
16873 find_partition_for and estimate_vop_reduction.
16874 (compute_may_aliases): Populate virtual operands before
16875 calling debugging dumps.
16876 (delete_mem_sym_stats): New.
16877 (delete_mem_ref_stats): New.
16878 (init_mem_ref_stats): New.
16879 (init_alias_info): Call it.
16880 (maybe_create_global_var): Remove alias_info argument.
16881 Get number of call sites and number of pure/const call sites
16882 from gimple_mem_ref_stats().
16883 (dump_alias_info): Call dump_memory_partitions first.
16884 (dump_points_to_info_for): Show how many times a pointer has
16886 * opts.c (decode_options): For -O2 set --param
16887 max-aliased-vops to 500.
16888 For -O3 set --param max-aliased-vops to 1000 and --param
16889 avg-aliased-vops to 3.
16890 * fortran/options.c (gfc_init_options): Remove assignment to
16892 * tree-flow-inline.h (gimple_mem_ref_stats): New.
16893 * tree-dfa.c (dump_variable): Dump memory reference
16895 Dump NO_ALIAS* settings.
16896 (referenced_var_lookup): Tidy.
16897 (mem_sym_stats): New.
16898 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
16899 and ORIG are different SSA names for a memory partition.
16900 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
16901 * tree-flow.h (struct mem_sym_stats_d): Define.
16902 (mem_sym_stats_t): Define.
16903 (struct mem_ref_stats_d): Define.
16904 (struct gimple_df): Add field mem_ref_stats.
16905 (enum noalias_state): Define.
16906 (struct var_ann_d): Add bitfield noalias_state.
16907 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
16908 debug_mem_ref_stats, debug_memory_partitions,
16909 debug_mem_sym_stats): Declare.
16910 * tree-ssa-structalias.c (update_alias_info): Update call
16911 sites, pure/const call sites and asm sites in structure
16912 returned by gimple_mem_ref_stats.
16913 Remove local variable IS_POTENTIAL_DEREF.
16914 Increase NUM_DEREFS if the memory expression is a potential
16916 Call update_mem_sym_stats_from_stmt.
16917 If the memory references memory, call
16918 update_mem_sym_stats_from_stmt for all the direct memory
16919 symbol references found.
16920 (intra_create_variable_infos): Set noalias_state field for
16921 pointer arguments according to the value of
16922 flag_argument_noalias.
16923 * tree-ssa-structalias.h (struct alias_info): Remove fields
16924 num_calls_found and num_pure_const_calls_found.
16925 (update_mem_sym_stats_from_stmt): Declare.
16926 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
16927 Set default value to 100.
16928 (PARAM_AVG_ALIASED_VOPS): Define.
16930 2007-04-11 Richard Guenther <rguenther@suse.de>
16932 PR middle-end/31530
16933 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
16934 a * -b + c as c - a * b if we honor sign dependent rounding.
16936 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16938 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
16939 bfin_expand_strmov.
16940 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
16941 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
16943 (initialize_trampoline): Don't use old-style function definition.
16944 (bfin_secondary_reload): Mark IN_P argument as unused.
16946 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
16948 PR tree-optimization/31343
16949 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
16950 (build_polynomial_chrec): Return a scalar when the evolution is zero.
16951 * testsuite/gcc.dg/vect/pr31343.c: New.
16953 2007-04-10 Eric Christopher <echristo@apple.com>
16955 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
16956 * config/i386/i386.md (*cmpfp0): Use.
16957 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
16958 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
16959 (fix_trunc<mode>_i386_fisttp): Ditto.
16960 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
16961 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
16962 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
16963 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
16964 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
16965 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
16966 (unnamed_splitters): Ditto.
16967 * config/i386/i386.c (output_fix_trunc): Assert that
16968 we're not being passed a TFmode operand.
16970 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
16972 PR tree-optimization/31526
16973 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
16974 n_basic_blocks to find newly added blocks.
16976 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
16978 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
16980 (fix_trunc<mode>si_sse): Ditto.
16981 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
16982 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
16983 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
16984 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
16985 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
16986 expander using SSEMODEF mode macro.
16987 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
16988 expander using SSEMODEF mode macro.
16989 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
16990 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
16991 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
16992 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
16993 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
16994 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
16995 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
16996 Macroize insn using X87MODEF mode macro.
16998 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
17000 * config/i386/sse.md (sse2_pinsrw): Removed.
17001 (sse2_pextrw): Renamed to ...
17002 (*sse2_pextrw): This.
17004 2007-04-09 Jan Hubicka <jh@suse.cz>
17007 * config/i386/sse.md
17008 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
17009 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
17010 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
17011 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
17013 2007-04-09 Jan Hubicka <jh@suse.cz>
17015 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
17016 multiple fields of union.
17018 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
17020 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
17021 (create_preheaders): Check that loops are available.
17022 (fix_loop_structure): Clean up, improve comments.
17023 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
17024 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
17026 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
17027 * predict.c (tree_estimate_probability): Do not call
17028 calculate_dominance_info. Call create_preheaders.
17029 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
17030 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
17032 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
17033 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
17034 * tree-cfg.c (tree_split_edge): Make an assert more precise.
17035 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
17038 2007-04-08 Jan Hubicka <jh@suse.cz>
17040 * tree.h (maybe_fold_offset_to_component_ref): Declare.
17041 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
17042 * fold-const.c (fold_unary): Use it.
17044 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17046 * varasm.c (assemble_variable): Remove call to
17047 lang_hooks.decls.prepare_assemble_variable.
17048 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
17049 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
17050 * langhooks.h (lang_hooks_for_decls): Remove
17051 prepare_assemble_variable.
17053 2007-04-08 Mike Stump <mrs@apple.com>
17055 * config/i386/i386.c: Use inc/dec on Core2.
17057 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
17059 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
17060 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17061 lhd_tree_inlining_end_inlining): Remove.
17062 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
17063 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
17064 end_inlining hooks.
17065 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
17066 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
17067 lhd_tree_inlining_end_inlining): Remove prototypes.
17068 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
17069 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
17070 LANG_HOOKS_TREE_INLINING_START_INLINING,
17071 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
17073 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
17076 2007-04-08 Anatoly Sokolov <aesok@post.ru>
17079 * config/avr/predicates.md (io_address_operand): Delete predicate.
17080 (low_io_address_operand): Don't use 'mode' argument.
17081 (higth_io_address_operand): Rename ...
17082 (high_io_address_operand): ... to this. Don't use 'mode' argument.
17083 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
17086 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
17088 Revert change removing staticp.
17090 2007-04-07 Anatoly Sokolov <aesok@post.ru>
17093 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
17096 2007-04-07 Bruce Korb <bkorb@gnu.org>
17098 * c.opt: Add -Wformat-contains-nul.
17099 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
17101 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
17102 the NUL byte warning.
17104 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
17106 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
17108 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17110 * tree.c (staticp): No longer use staticp langhook.
17111 * langhooks.c (lhd_staticp): Removed.
17112 * langhooks.h (struct lang_hooks): Remove staticp.
17113 * c-common.c (c_staticp): Remove.
17114 * c-common.h (c_staticp): Ditto.
17115 * langhooks-defs.h (lhd_staticp): Ditto.
17116 (LHD_HOOKS_STATICP): Ditto
17117 * tree.h (gcc_assert_lowered): New macro.
17119 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
17121 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
17122 argument "reliable".
17123 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
17124 Add argument "reliable". Propagate it through calls.
17125 (infer_loop_bounds_from_undefined): Derive number of iterations
17126 estimates from references in blocks that do not dominate loop latch.
17127 (gcov_type_to_double_int): New function.
17128 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
17129 and expected_loop_iterations_unbounded.
17130 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
17131 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
17132 * tree-data-ref.c (estimated_loop_iterations): Export.
17133 (get_references_in_stmt): Fix -- do not return addresses of local
17135 * cfgloop.h (expected_loop_iterations_unbounded,
17136 estimated_loop_iterations): Declare.
17138 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
17140 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
17142 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17144 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
17145 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
17146 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
17147 Use output_387_reg_move().
17148 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
17149 expander using X87MODEF12 mode macro.
17150 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
17151 choosing register preferences. Use output_387_reg_move().
17152 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
17153 instead of "x". Use output_387_reg_move().
17154 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
17155 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
17156 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
17157 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
17158 Use output_387_reg_move().
17159 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
17161 (*truncxf?f_i387 splitter): Ditto.
17163 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
17165 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
17166 LANG_HOOKS_SAFE_FROM_P.
17167 * expr.c (safe_from_p): Remove langhook call.
17168 * langhooks.h (lang_hooks): Remove safe_from_p.
17169 (lhd_safe_from_p): Remove prototype.
17170 * langhooks.c (lhd_safe_from_p): Remove.
17172 2007-04-06 Jan Hubicka <jh@suse.cz>
17174 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
17177 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
17179 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
17180 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
17181 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
17182 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
17184 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
17185 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
17187 2007-04-05 Richard Henderson <rth@redhat.com>
17189 * config/alpha/alpha.c (print_operand) [+]: Remove.
17190 (alpha_end_function): Print nop if call at end of function.
17191 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
17192 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
17193 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
17194 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
17195 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
17196 the call pattern. Update peepholes to match.
17198 2007-04-05 Janis Johnson <janis187@us.ibm.com>
17200 * doc/extend.texi (Other Builtins): Add decimal float variants
17202 * builtins.def: Ditto.
17203 * builtins.c (expand_builtin): Ditto.
17205 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
17206 H.J. Lu <hongjiu.lu@intel.com>
17209 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
17210 of V8HImode when calling ix86_binary_operator_ok.
17211 (sse2_pmaddwd): Call ix86_binary_operator_ok.
17212 (sdot_prodv8hi): Operands 1 and 2 must be register.
17214 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17216 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
17217 initialize align to silence bogus warning.
17219 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
17221 PR middle-end/22156
17222 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
17224 (struct sra_walk_fns): Remove use_all parameter from use.
17225 (sra_hash_tree): Handle BIT_FIELD_REFs.
17226 (sra_elt_hash): Don't hash bitfld blocks.
17227 (sra_elt_eq): Skip them in parent compares as well. Handle
17229 (sra_walk_expr): Don't maintain or pass down use_all_p.
17230 (scan_use): Remove use_all parameter.
17231 (scalarize_use): Likewise. Re-expand assignment to
17232 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
17233 output, and re-scalarize after output. Don't mark anything
17235 (scalarize_ldst): Adjust.
17236 (scalarize_walk_gimple_modify_statement): Likewise.
17237 (build_element_name_1): Handle BIT_FIELD_REFs.
17238 (instantiate_element): Don't warn for any element whose parent
17239 is used as a whole.
17240 (instantiate_missing_elements_1): Return the sra_elt.
17241 (canon_type_for_field): New.
17242 (try_instantiate_multiple_fields): New.
17243 (instantiate_missing_elemnts): Use them.
17244 (mark_no_warning): Removed.
17245 (generate_one_element_ref): Handle BIT_FIELD_REFs.
17246 (REPLDUP, sra_build_elt_assignment): New.
17247 (generate_copy_inout): Use them.
17248 (generate_element_copy): Likewise. Handle bitfld differences.
17249 (generate_element_zero): Don't recurse for blocks. Use
17250 sra_build_elt_assignment.
17251 (generate_one_element_int): Take elt instead of var. Use
17252 sra_build_elt_assignment.
17253 (generate_element_init_1): Adjust.
17254 (scalarize_use, scalarize_copy): Use REPLDUP.
17255 (scalarize_ldst): Move assert before dereference.
17256 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
17258 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
17260 * regmove.c: Fix unused variable warnings due to previous commit.
17262 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
17264 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
17265 (regmove_bb_head): Remove.
17266 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
17267 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
17268 problems with fixup_match_1.
17269 Don't initialize/free regmove_bb_head.
17271 (reg_is_remote_constant_p): If an insn is in the same basic block
17272 but not before INSN, consider it remote, too.
17274 2007-04-05 Anatoly Sokolov <aesok@post.ru>
17277 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
17278 DECL_ASSEMBLER_NAME, not the DECL_NAME.
17280 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
17282 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
17283 (CONDITIONAL_REGISTER_USAGE): Likewise.
17285 2007-04-04 Richard Henderson <rth@redhat.com>
17287 * config/alpha/lib1funcs.asm: Remove unused file.
17289 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17292 * opts.c (print_specific_help): Fix --help=<language>
17294 (common_handle_option): Support --help=common.
17296 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17299 * gcc.c (main): Do not run the linker if
17300 print_subprocess_help indicates that it shouldn't be
17303 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
17306 * doc/invoke.texi (--help=): Document <languages> value, fix
17307 formatting in tables of values.
17309 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
17311 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
17312 dllimport attribute of virtual methods.
17314 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
17316 * config/score/crti.asm: Change _bss_start to __bss_start.
17317 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
17318 (OUTGOING_REG_PARM_STACK_SPACE) update.
17319 * config/score/score.opt: add options to make backend support
17320 score5, score5u, score7 and score7d.
17321 * config/score/score.md: Likewise.
17322 * config/score/misc.md: Likewise.
17323 * config/score/mac.md: Likewise.
17324 * doc/invoke.texi: Likewise.
17325 * doc/md.texi: update constraints define.
17327 2007-04-03 Richard Henderson <rth@redhat.com>
17329 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
17330 an appropriate type, use the mode instead.
17332 2007-04-03 Richard Sandiford <richard@codesourcery.com>
17334 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
17335 Set the default --with-arch setting to mips2.
17336 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
17337 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
17338 (MULTILIB_OSDIRNAMES): Delete.
17339 (MULTILIB_DIRNAMES): Define.
17340 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
17341 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
17342 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
17343 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
17344 VXWORKS_OS_CPP_BUILTINS.
17345 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
17346 (MIPS_DEBUGGING_INFO): Undefine.
17347 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
17349 2007-04-03 Jakub Jelinek <jakub@redhat.com>
17351 PR middle-end/30704
17352 * fold-const.c (native_encode_real): Encode real.c provided longs
17353 as a series of 32-bit native integers.
17354 (native_interpret_real): Interpret buffer as a series of 32-bit
17357 2007-04-03 Richard Guenther <rguenther@suse.de>
17359 * genpreds.c (write_insn_constraint_len): Write function
17360 optimized for CONSTRAINT_LEN implementation.
17361 (write_tm_preds_h): Output insn_constraint_len inline and
17362 use it for CONSTRAINT_LEN.
17363 (write_insn_preds_c): Don't output insn_constraint_len.
17364 * doc/md.texi (define_register_constraint): Document multi-letter
17365 constraints shall have the same length if they start with the same
17368 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17371 * config/i386/i386.md (isinf<mode>2): Expand only when
17372 TARGET_C99_FUNCTIONS is set.
17374 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
17376 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
17377 (x86_64-*-linux*): Ditto.
17378 * config/i386/i386.opt (mpc): New option.
17379 * config/i386/i386.c (overrride_options): Handle
17380 ix87_precision_string.
17381 * config/i386/crtprec.c: New file.
17382 * config/i386/t-crtpc: Ditto.
17383 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
17384 and -mpc80 options.
17385 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
17386 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
17387 crtprec32.o, crtprec64.o and crtprec80.o.
17389 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
17390 and -mpc80 options.
17391 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
17393 2007-04-02 Eric Christopher <echristo@apple.com>
17395 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
17396 limitations on darwin.
17398 2007-04-02 Anatoly Sokolov <aesok@post.ru>
17401 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
17403 2007-04-02 Dave Korn <dave.korn@artimi.com>
17405 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
17407 2007-04-02 Dave Korn <dave.korn@artimi.com>
17409 * libgcc2.h (exception_descriptor): Don't forward-declare.
17410 (__get_eh_table_language, __get_eh_table_version): Delete
17411 prototypes of long-dead functions.
17413 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
17415 * ebitmap.h: New file
17416 * ebitmap.c: New file
17417 * Makefile.in (ebitmap.o): New target.
17419 2007-04-01 Jan Hubicka <jh@suse.cz>
17421 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
17422 before very first instruction.
17424 2007-04-01 Jan Hubicka <jh@suse.cz>
17426 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
17427 waring on 64bit hosts.
17428 * bitmap.h: Fix typo in bitmap_head_def.
17430 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
17432 PR rtl-optimization/31391
17433 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
17434 into a DELETED_LABEL note, and the label is in an empty basic
17435 block, update BB_END as well as BB_HEAD.
17437 2007-04-01 Richard Henderson <rth@redhat.com>
17439 PR tree-optimization/31169
17440 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
17441 to varying if the range is outside [0, prec-1].
17443 2007-04-01 Richard Sandiford <richard@codesourcery.com>
17446 * config/mips/mips.md (load_const_gp): New insn.
17447 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
17448 the MIPS16 GP pseudo register if no_new_pseudos.
17449 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
17451 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17454 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
17456 (call_value): Likewise.
17458 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
17459 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17462 * doc/invoke.texi: (optimization options): Reword description
17463 of -ffast-math. Document its primary purpose.
17465 2007-03-31 Richard Guenther <rguenther@suse.de>
17467 * omp-low.c (splay-tree.h): Include.
17468 (lookup_decl): Replace splay-tree usage by pointer-map.
17469 (maybe_lookup_decl): Likewise.
17470 (new_omp_context): Likewise.
17471 (delete_omp_context): Likewise.
17472 * gimplify.c (splay-tree.h): Include.
17473 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
17475 (remap_ssa_name): Likewise.
17476 (remap_decl): Likewise.
17477 (remap_type_1): Likewise.
17478 (remap_type): Likewise.
17479 (copy_body_r): Likewise.
17480 (expand_call_inline): Likewise.
17481 (clone_body): Likewise.
17482 (copy_tree_r): Likewise.
17483 (remap_save_expr): Likewise.
17484 (unsave_r): Likewise.
17485 (unsave_expr_now): Likewise.
17486 (tree_function_versioning): Likewise.
17487 (build_duplicate_type): Likewise.
17488 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
17489 (struct copy_body_data): Replace splay-tree by pointer-map.
17490 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
17491 not $(SPLAY_TREE_H).
17492 (gimplify.o): Depend on $(SPLAY_TREE_H).
17493 (omp-low.p): Likewise.
17495 2007-03-31 Anatoly Sokolov <aesok@post.ru>
17497 * config/avr/predicates.md (even_register_operand,
17498 odd_register_operand): New predicates.
17499 * config/avr/avr.md (movw peephole2): New.
17500 (movw_r peephole2): New.
17502 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
17504 * tree.h (get_signed_or_unsigned_type): New.
17505 * fold-const.c (operand_equal_for_comparison_p): Use
17506 get_signed_or_unsigned_type instead of
17507 lang_hooks.types.signed_or_unsigned_type.
17508 * expr.c (store_expr): Ditto.
17509 * langhooks.c (get_signed_or_unsigned_type): New.
17510 (lhd_signed_or_unsigned_type): New.
17511 * langhooks.h (lhd_signed_or_unsigned_type): New.
17512 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
17514 2007-03-30 Richard Henderson <rth@redhat.com>
17516 * tree-ssa-loop-ivopts.c: Include target.h.
17517 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
17518 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
17519 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
17520 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
17522 2007-03-30 Richard Henderson <rth@redhat.com>
17523 Kai Tietz <kai.tietz@onevision.com>
17525 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
17526 default for 64-bit.
17527 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
17528 (TARGET_64BIT_MS_ABI): New.
17529 (DBX_REGISTER_NUMBER): Handle 64-bit.
17530 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
17531 (LONG_TYPE_SIZE): Force to 32.
17532 (REG_PARM_STACK_SPACE): New.
17533 (OUTGOING_REG_PARM_STACK_SPACE): New.
17534 (REGPARM_MAX, SSE_REGPARM_MAX): New.
17535 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17536 (STACK_BOUNDARY): Use 128 for 64-bit.
17537 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
17538 Add 64-bit implementation.
17539 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
17541 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
17542 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
17543 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
17544 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
17545 (ix86_handle_cconv_attribute): Don't warn when ignoring if
17546 TARGET_64BIT_MS_ABI.
17547 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
17548 (ix86_pass_by_reference): Likewise.
17549 (ix86_function_value_regno_p): Likewise.
17550 (ix86_build_builtin_va_list): Likewise.
17551 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
17552 (function_arg_advance_ms_64): New.
17553 (function_arg_advance): Call it.
17554 (function_arg_ms_64): New.
17555 (function_arg): Call it.
17556 (function_value_ms_64): New.
17557 (ix86_function_value_1): Call it.
17558 (return_in_memory_ms_64): New.
17559 (ix86_return_in_memory): Call it.
17560 (setup_incoming_varargs_ms_64): New.
17561 (ix86_setup_incoming_varargs): Call it.
17562 (ix86_expand_prologue): Handle 64-bit stack probing.
17563 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
17564 (output_pic_addr_const): Likewise.
17565 (x86_this_parameter): Likewise.
17566 (x86_output_mi_thunk): Likewise.
17567 (x86_function_profiler): Likewise.
17568 (TARGET_STRICT_ARGUMENT_NAMING): New.
17569 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
17570 (TARGET_64BIT_MS_ABI): New.
17571 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
17572 * config/i386/i386.md (allocate_stack_worker): Remove.
17573 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
17574 describe the clobber of eax without a match_scratch.
17575 (allocate_stack_worker_postreload): Remove.
17576 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
17577 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
17578 (allocate_stack_worker_rex64_postreload): Remove.
17579 (allocate_stack): Handle 64-bit.
17580 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
17581 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
17582 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
17583 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
17584 (STANDARD_STARTFILE_PREFIX_1): Likewise.
17585 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
17586 * config.build (x86_64-*-mingw*): New host.
17587 * config.host (x86_64-*-mingw*): New host.
17588 * config.gcc (x86_64-*-mingw*): New target.
17589 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
17591 2007-03-30 Richard Henderson <rth@redhat.com>
17592 Kai Tietz <kai.tietz@onevision.com>
17594 * c-pragma.c (struct def_pragma_macro_value): New.
17595 (struct def_pragma_macro): New.
17596 (pushed_macro_table): New.
17597 (dpm_hash, dpm_eq): New.
17598 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
17599 (init_pragma): Install them.
17600 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
17602 2007-03-30 Anatoly Sokolov <aesok@post.ru>
17604 * config/avr/avr.c (avr_override_options): Clear
17605 'flag_delete_null_pointer_checks'.
17607 2007-03-30 Paolo Carlini <pcarlini@suse.de>
17610 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
17611 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
17612 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
17613 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
17614 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
17615 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
17616 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
17618 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
17620 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
17622 * regmove.c: Move all of pass_stack_adjustments from here...
17623 * combine-stack-adj.c: ...to this new file.
17624 * Makefile.in: Add rules for combine-stack-adj.o.
17626 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
17628 PR tree-optimization/31383
17629 * tree-data-ref.c (affine_function_equal_p): Do not require the
17630 vectors to have the same length.
17632 2007-03-30 Jan Hubicka <jh@suse.cz>
17634 PR middle-end/30700
17635 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
17636 availablility; add more sanity checking; ask varpool only about
17639 2007-03-29 Richard Henderson <rth@redhat.com>
17641 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
17642 to decide, but __SIZEOF_LONG_LONG__.
17644 2007-03-29 Richard Henderson <rth@redhat.com>
17646 * emutls.c (struct __emutls_array): New.
17647 (emutls_destroy): Use it instead of casting element 0 from void*.
17648 (__emutls_get_address): Likewise.
17650 2007-03-29 Richard Henderson <rth@redhat.com>
17652 * varasm.c (initializer_constant_valid_p): Don't deny
17653 DECL_DLLIMPORT_P on functions.
17655 * config/i386/cygming.h: Remove function declarations.
17656 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
17657 (ASM_OUTPUT_LABELREF): Remove.
17658 (COMMON_ASM_OP): Remove.
17659 (ASM_OUTPUT_COMMON): Remove.
17660 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
17661 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
17662 (ASM_DECLARE_FUNCTION_NAME): Likewise.
17663 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
17664 Rename from TARGET_ENCODE_SECTION_INFO.
17665 * config/i386/netware.h: Likewise.
17666 * config/i386/i386-protos.h: Update.
17667 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
17668 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
17669 (legitimate_constant_p): Reject dllimports.
17670 (dllimport_map, get_dllimport_decl): New.
17671 (legitimize_dllimport_symbol): New.
17672 (legitimize_address, ix86_expand_move): Use it.
17673 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
17674 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
17675 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
17676 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
17677 * config/i386/predicates.md (constant_call_address_operand): Only
17678 accept symbols; reject dllimport_p symbols.
17679 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
17680 i386_pe_maybe_record_exported_symbol.
17681 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
17682 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
17683 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
17684 trust the setting of DECL_DLLIMPORT_P.
17685 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
17686 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
17687 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
17688 tidy the argument scanning loop.
17689 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
17690 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
17691 (i386_pe_strip_name_encoding): Remove.
17692 (i386_pe_binds_local_p): New.
17693 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
17694 (i386_pe_output_labelref): Remove.
17695 (i386_pe_asm_output_aligned_decl_common): New.
17696 (i386_pe_maybe_record_exported_symbol): Rename from
17697 i386_pe_record_exported_symbol; check for dllexported symbols.
17699 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
17701 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
17702 add comment explaining why vsnprintf cannot be used.
17704 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
17706 PR tree-optimization/30666
17707 * tree.c (build_complex_type): When creating type names for DWARF2
17708 debug info, create TYPE_DECLs for TYPE_NAME instead of
17710 (build_common_tree_nodes_2): Use build_complex_type when building
17711 predefined complex types, to preserve canonical types.
17713 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
17715 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
17716 (noce_get_alt_condition): Look at it to determine whether to
17717 reverse the condition or not.
17718 (noce_get_condition): Substitute the truth for lies.
17719 (noce_find_if_block): Set the then_else_reversed field.
17721 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
17723 * config/fr30/fr30.md (movdi): Do not accept immediates as the
17724 destination of this insn.
17725 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
17726 than calling gen_rtx_SET directly. Use r0 to hold the value of
17727 'address + 4' rather than a stack based temporary which can be
17728 mis-optimized away.
17730 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17732 * config/s390/s390.c (s390_secondary_input_reload_class,
17733 s390_secondary_output_reload_class): Functions removed.
17734 (s390_secondary_reload): New function.
17735 (TARGET_SECONDARY_RELOAD): Target macro defined.
17736 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
17737 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
17738 * config/s390/s390.md ("reload_outti", "reload_outdi",
17739 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
17740 "reload_out<mode>"): Expanders removed.
17741 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
17742 "reload<mode>_nonoffmem_out"): Expanders added.
17744 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
17746 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
17747 action if SRC->DEST replacement failed anyway.
17749 2007-03-28 Mike Stump <mrs@apple.com>
17751 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
17752 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
17753 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
17755 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17757 * config.gcc: Accept barcelona as a variant of amdfam10.
17758 * config/i386/i386.c (override_options): Likewise.
17759 * doc/invoke.texi: Likewise.
17761 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
17763 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
17764 offsets for BIT_FIELD_REF and COMPONENT_REF.
17766 2007-03-28 Richard Guenther <rguenther@suse.de>
17768 * tree.c (is_global_var): Move ...
17769 * tree-flow-inline.h (is_global_var): ... here.
17770 * tree.h (is_global_var): Remove declaration.
17772 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
17774 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
17776 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
17777 * config/i386/i386.c (ix86_tune_features): Initialize new
17779 * config/i386/predicates.md (promotable_binary_operator): Use
17780 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
17782 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
17785 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
17787 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
17789 * config/fr30/fr30.md (movsi_internal): Change destination
17790 constraint from m to V and add m to the end.
17792 2007-03-28 Christian Bruel <christian.bruel@st.com>
17794 * config/sh/sh.md (movsi_i): Fix type attribute.
17796 2007-03-28 Christian Bruel <christian.bruel@st.com>
17798 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
17799 (movsf_ie): Likewise.
17801 2007-03-28 Christian Bruel <christian.bruel@st.com>
17803 * config.gcc: Add sh4-300 to multilib.
17804 * config/sh/t-mlib-sh4-300: New file.
17806 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
17808 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
17809 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
17810 fix_trunc<mode>di2.
17811 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
17812 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
17813 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
17814 "fixuns_trunctddi2"): Whitespace fix.
17816 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
17818 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
17819 the definition of struct sh_args.
17820 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
17821 CALL_COOKIE_INT_REG_GET): Likewise.
17823 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
17825 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
17826 transformations are applied successfully.
17828 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
17830 * tree.c (tree_contains_struct): Permit 512 tree codes.
17831 * tree.h (tree_contains_struct): Ditto.
17832 (MAX_TREE_CODES): Ditto.
17833 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
17834 SPARE member to store remaining padding bits.
17836 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17838 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
17841 2007-03-27 Janis Johnson <janis187@us.ibm.com>
17843 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
17844 * configure: Regenerate.
17846 * configure: Regenerate using the correct version of autoconf.
17848 2007-03-27 Anatoly Sokolov <aesok@post.ru>
17850 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
17852 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
17853 regs to "__SP_L__" and "__SP_H__".
17855 2007-03-27 Richard Guenther <rguenther@suse.de>
17857 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
17858 computations with it with a HOST_WIDE_INT variable.
17860 2007-03-26 Mike Stump <mrs@apple.com>
17862 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
17863 objective-c-header, objective-c++-header and objc++-cpp-output
17865 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
17867 2007-03-26 Richard Henderson <rth@redhat.com>
17870 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
17871 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
17872 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
17873 IX86_BUILTIN_PSRLQ128): New.
17874 (ix86_init_mmx_sse_builtins): Add them.
17875 (ix86_expand_builtin): Expand them.
17876 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
17877 operand 2 be TImode.
17878 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
17879 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
17880 _mm_srli_epi64): Mark __B const.
17881 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
17882 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
17883 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
17884 new two-vector shift builtins.
17886 2007-03-26 Ian Lance Taylor <iant@google.com>
17888 PR tree-optimization/31345
17889 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
17890 [+INF, +INF(OVF)] into VARYING.
17892 2007-03-26 Zack Weinberg <zackw@panix.com>
17894 * gengtype-parse.c: New file.
17895 * gengtype-yacc.y: Delete.
17896 * gengtype-lex.l: Don't include gengtype-yacc.h.
17897 Define YY_DECL and yyterminate appropriately for recursive
17898 descent parser. yylval is now a string out-parameter to yylex.
17899 (HWS, EOID): New shorthand.
17900 (IWORD): Add a couple more types.
17901 (yylex): Add a setup stanza. Remove the complex rules for
17902 detecting GTY'ed types and typedefs; replace with simple
17903 keyword detectors. Adjust everything for the changed
17904 definition of yylval. Ignore all pp-directives, not just #define.
17906 (parse_file): Rename yybegin; do not call yyparse.
17908 * gengtype.c (xasprintf): Export again.
17909 (this_file): New. Use everywhere __FILE__ was being used.
17910 (get_lang_bitmap): Special case types defined in gengtype.c.
17911 (do_typedef, new_structure): Suppress definition of certain types.
17912 (new_structure): Improve diagnostics of duplicate definitions.
17913 Make sure location_s is associated with input.h.
17914 (nreverse_pairs, define_location_structures): New functions.
17915 (main): Improve tagging of kludge types. Remove old kludges
17916 for input.h types; use define_location_structures.
17917 * gengtype.h: Update prototypes. Define token codes here.
17918 * Makefile.in: Remove all references to gengtype-yacc.
17919 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
17921 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
17922 add GTY((skip)) to the field that's only conditionally there.
17923 * doc/install.texi: Document that Bison is no longer required
17924 unless building treelang.
17926 * gengtype.c: Don't include gtyp-gen.h.
17927 (srcdir): Declare here.
17928 (base_files, lang_dir_names): Allocate dynamically.
17929 (gt_files, num_gt_files, num_lang_dirs): New globals.
17930 (measure_input_list, read_input_line, read_input_list)
17931 (set_lang_bitmap): New functions.
17932 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
17933 simplify, relying on read_input_list to set up the bitmaps.
17934 (main): Arguments are no longer unused. Check for correct number
17935 of command line arguments, set srcdir and srcdir_len, then call
17936 read_input_list, before doing anything else. No need to worry
17937 about duplicates in main loop.
17938 * configure.ac: Simplify the calculation of all_gtfiles.
17939 Put language tags in there. Don't set or substitute
17940 all_gtfiles_files_langs or all_gtfiles_files_frags.
17941 * Makefile.in: Revamp the way gengtype is invoked, now that it
17942 takes a file on its command line with a much simpler format.
17943 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
17944 (GTFILES): Remove duplicates and C source files.
17945 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
17946 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
17947 * configure: Regenerate.
17949 * gengtype.h: Remove all type definitions to gengtype.c; leave
17950 only definitions of options_p, type_p, and pair_p as opaque
17951 pointers. Update prototypes.
17952 * gengtype.c: Many type definitions moved here from gengtype.h.
17953 Consolidate type definitions at the top of the file.
17954 (xvasprintf): Delete.
17955 (xasprintf): Make static.
17956 (create_nested_pointer_option): Add 'next' parameter.
17957 (create_field_all, create_field_at): New functions.
17958 (create_field): Now a thin wrapper around create_field_all.
17959 (create_optional_field): Rename create_optional_field_ and add
17960 line argument. Original name is now a macro which supplies
17962 (oprintf): Use vsnprintf directly.
17963 (close_output_files): Use fatal rather than perror/exit.
17964 (note_def_vec, note_def_vec_alloc): Use create_field_at.
17965 (main): Set progname. Don't use exit.
17966 * gengtype-yacc.y (struct_fields): Use create_field_at.
17967 (option, optionseqopt): Delete.
17968 (optionseq): Consolidate productions from option here so we
17969 can use the first argument to create_option.
17971 * gengtype-lex.l: Distinguish unions from structures in the
17972 token type. Don't call find_structure; return the tag as a string.
17973 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
17974 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
17975 string. Reorganize typedef_struct production accordingly.
17976 Use create_nested_ptr_option.
17977 * gengtype.c (create_nested_ptr_option): New function.
17978 * gengtype.h: Declare it.
17980 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
17981 (string_type): Don't declare.
17982 (do_scalar_typedef): Declare.
17983 (create_scalar_type): Update prototype.
17984 * gengtype.c (string_type): Make static.
17985 (scalar_nonchar, scalar_char): New.
17986 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
17987 (resolve_typedef): Use scalar_nonchar for error recovery.
17988 (create_scalar_type): Remove name_len field. Return scalar_char
17989 or scalar_nonchar as appropriate.
17990 (adjust_field_type): Look at scalar_is_char boolean to decide whether
17991 to use string_type.
17992 (throughout): Use scalar_nonchar instead of calling
17993 create_scalar_type, whenever possible.
17994 (main): Initialize scalar_char and scalar_nonchar before calling
17996 * gengtype-lex.l: Adjust for removal of second argument to
17997 create_scalar_type. Use yylval.s instead of yylval.t when
17999 * gengtype-yacc.y: Type of SCALAR is string. Call
18000 create_scalar_type from type:SCALAR rule. Adjust for removal of
18001 second argument to create_scalar_type.
18003 * vec.h: Remove all #if IN_GENGTYPE blocks.
18004 Add comment saying that changes may require adjustments to gengtype.
18005 * gengtype.c: Don't include coretypes.h or tm.h.
18006 Add comment to inclusion of errors.h.
18007 (note_def_vec, note_def_vec_alloc): New functions.
18008 * gengtype.h: Declare new functions.
18009 * gengtype-lex.l: Don't include coretypes.h.
18010 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
18012 (update_lineno): Remove unnecessary prototype.
18013 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
18014 (VEC rule): Just return VEC_TOKEN.
18015 * gengtype-yacc.y (VEC_TOKEN): New token type.
18016 (type): Add a production for VEC(a,b).
18017 * Makefile.in: Update dependencies.
18019 * gengtype-lex.l: Remove rules for parsing pointer-to-function
18020 typedefs that use the old PARAMS macro.
18022 * gengtype-lex.l: Remove all rules and states relating to yacc
18024 * gengtype-yacc.y: Similarly.
18025 * gengtype.c (note_yacc_type): Delete function.
18026 * gengtype.h: Update prototypes.
18028 2007-03-26 Joseph Myers <joseph@codesourcery.com>
18030 * tree-pretty-print.c (dump_generic_node): Report precision of
18031 unnamed integer types.
18033 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
18035 * ifcvt.c (noce_try_store_flag_constants): Don't check
18036 no_new_pseudos here.
18037 (noce_try_store_flag_constants): Don't check no_new_pseudos.
18038 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
18039 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
18040 noce_try_sign_mask): Likewise.
18041 (if_convert): Check no_new_pseudos here.
18043 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
18045 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
18046 (noce_get_condition): Handle new then_else_reversed argument.
18047 (noce_init_if_info): Remove, fold into noce_find_if_block.
18048 (noce_process_if_block): Take a struct noce_if_info as the
18049 argument. Don't set up one based on ce_if_info. Update pointer
18050 references accordingly.
18051 (cond_move_process_if_block): Likewise.
18052 (process_if_block): Removed.
18053 (find_if_block): Removed. Move functionality two new functions,
18054 noce_find_if_block and cond_exec_find_if_block.
18055 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
18056 blocks and the symmetric IF-ELSE-JOIN case.
18057 (cond_exec_find_if_block): Also new function mostly based on old
18058 find_if_block and process_if_block.
18059 (find_if_header): Replace find_if_block call with separately
18060 guarded calls to noce_find_if_block and cond_exec_find_if_block.
18061 (find_cond_trap): Update noce_get_condition call.
18062 (dead_or_predicable): Likewise.
18064 2007-03-26 Jakub Jelinek <jakub@redhat.com>
18066 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
18068 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
18069 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
18070 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
18071 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
18072 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
18073 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
18074 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
18075 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
18076 __builtin_ia32_psrad128 builtins.
18078 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
18080 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
18081 * config/i386/constraints.md
18082 (define_constraint "I"): Use IN_RANGE macro.
18083 (define_constraint "J"): Ditto.
18084 (define_constraint "K"): Ditto.
18085 (define_constraint "M"): Ditto.
18086 (define_constraint "N"): Ditto.
18087 (define_constraint "O"): Ditto.
18088 * config/i386/predicates.md
18089 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
18090 (define_predicate "const_0_to_3_operand"): Ditto.
18091 (define_predicate "const_0_to_7_operand"): Ditto.
18092 (define_predicate "const_0_to_15_operand"): Ditto.
18093 (define_predicate "const_0_to_63_operand"): Ditto.
18094 (define_predicate "const_0_to_255_operand"): Ditto.
18095 (define_predicate "const_1_to_31_operand"): Ditto.
18096 (define_predicate "const_2_to_3_operand"): Ditto.
18097 (define_predicate "const_4_to_7_operand"): Ditto.
18099 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18101 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
18102 in SImode for save_world.
18103 * config/rs6000/altivec.md (save_world, restore_world): Convert to
18106 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
18108 PR tree-optimization/30784
18109 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
18112 2007-03-25 Revital Eres <eres@il.ibm.com>
18114 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
18115 Fold movement_possibility function into it.
18117 2007-03-25 David Edelsohn <edelsohn@gnu.org>
18119 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
18120 (load_macho_picbase_{si,di}): Convert to LR hard reg.
18121 (call_indirect_nonlocal_darwin64): Same.
18122 (call_nonlocal_darwin64): Same.
18123 (call_value_indirect_nonlocal_darwin64): Same.
18124 (call_value_nonlocal_darwin64): Same.
18125 (sibcall_nonlocal_darwin64): Same.
18126 (sibcall_value_nonlocal_darwin64): Same.
18127 (sibcall_symbolic_64): Same.
18128 (sibcall_value_symbolic_64): Same.
18129 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
18131 (rs6000_emit_load_toc_table): Same.
18132 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
18133 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
18135 (divss_call): Same.
18136 (divus_call): Same.
18137 (quoss_call): Same.
18138 (quous_call): Same.
18139 (load_toc_v4_pic_si): Same
18140 (load_toc_v4_PIC_1): Same.
18141 (load_toc_v4_PIC_1b): Same.
18142 (call_indirect_aix{32,64}): Same.
18143 (call_value_indirect_aix{32,64}): Same.
18145 (call_value): Same.
18146 (call_local{32,64}): Same.
18147 (call_value_local{32,64}): Same.
18148 (call_indirect_nonlocal_aix{32,64}): Same.
18149 (call_nonlocal_aix{32,64}): Same.
18150 (call_value_indirect_nonlocal_aix{32,64}): Same.
18151 (call_value_nonlocal_aix{32,64}): Same.
18152 (call_indirect_nonlocal_sysv<mode>): Same.
18153 (call_nonlocal_sysv<mode>): Same.
18154 (call_value_indirect_nonlocal_sysv<mode>): Same.
18155 (call_value_nonlocal_sysv<mode>): Same.
18157 (sibcall_local{32,64}): Same.
18158 (sibcall_value_local{32,64}): Same.
18159 (sibcall_nonlocal_aix{32,64}): Same.
18160 (sibcall_value_nonlocal_aix{32,64}): Same.
18161 (sibcall_nonlocal_sysv<mode>): Same.
18162 (sibcall_value): Same.
18163 (sibcall_value_nonlocal_sysv<mode>): Same.
18165 2007-03-24 Paul Brook <paul@codesourcery.com>
18167 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
18168 * config/arm/linux-eabi.h: Remove legacy syscall hack.
18170 2007-03-24 Richard Henderson <rth@redhat.com>
18172 * config/ia64/constraints.md: New file.
18173 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
18174 satisfies_constraint_?.
18175 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
18176 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
18177 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
18178 ia64_output_mi_thunk): Likewise.
18179 (ia64_const_ok_for_letter_p): Remove.
18180 (ia64_const_double_ok_for_letter_p): Remove.
18181 (ia64_extra_constraint): Remove.
18182 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
18183 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
18184 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
18185 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
18186 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
18187 EXTRA_MEMORY_CONSTRAINT): Remove.
18188 * config/ia64/ia64.md: Include constriants.md. Replace
18189 CONST_OK_FOR_? with satisfies_constraint_?.
18191 2007-03-23 Michael Meissner <michael.meissner@amd.com>
18192 H.J. Lu <hongjiu.lu@intel.com>
18194 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
18196 (name macros): Use DPD_BID_NAME to convert names properly.
18198 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
18199 decimal floating point format.
18200 (init_floating_libfuncs): Change decimal functions so that they
18201 have a "bid_" prefix if the decimal system uses the BID format,
18202 and "dpd_" prefix if the decimal system uses the DPD format.
18203 (init_interclass_conv_libfuncs): Ditto.
18204 (init_intraclass_conv_libfuncs): Ditto.
18206 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18207 using the BID format.
18209 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18210 whether we are using the BID decimal format.
18211 * configure: Regenerate.
18213 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18214 the compiler has decimal floating point enabled. Define
18215 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18218 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
18219 using the BID format.
18221 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
18222 whether we are using the BID decimal format.
18223 * configure: Regenerate.
18225 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
18226 the compiler has decimal floating point enabled. Define
18227 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
18230 * doc/install.texi (--enable-decimal-float): Document BID and DPD
18231 options, and that it is enabled for i386/x86_64 systems.
18233 * Makefile.in (enable_decimal_float): New.
18235 (DECNUMINC): Add -I$(DECNUMFMT).
18236 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
18237 to $(DECNUMFMT) from $(DECNUM).
18239 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
18240 Substitute enable_decimal_float.
18241 * configure: Regenerated.
18244 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
18247 * configure.ac: Enable decimal float for x86_64-*-linux*.
18248 * configure: Regenerated.
18251 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
18252 decimal128ClearSign to flip and clear the sign bit in decimal128.
18253 (decimal_real_maxval): Set decimal128SetSign to set the sign
18256 2007-03-23 Ian Lance Taylor <iant@google.com>
18258 * fold-const.c (fold_binary): Correct warning for X - c >= X.
18260 2007-03-23 Ian Lance Taylor <iant@google.com>
18262 * tree-dump.c (dump_files): Correct comment.
18264 2007-03-23 Ian Lance Taylor <iant@google.com>
18266 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
18268 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
18270 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
18271 in cfglayout mode. Don't go into and out of cfglayout mode.
18272 Link the blocks in the order of the constructed traces.
18273 (rest_of_handle_tracer): Adjust call to tracer.
18274 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
18275 Don't go into cfglayout mode.
18276 (rtl_loop_done): Don't go out of cfglayout mode.
18277 * cfglayout.c (relink_block_chain): New function, split out from...
18278 (fixup_reorder_chain): ...here. Remove redundant checking.
18279 (cfg_layout_finalize): Don't clear the header, footer, and aux
18280 fields here, move the code to do so to relink_block_chain. Likewise
18281 for free_original_copy_tables.
18282 * rtl.h (tracer): Update prototype.
18283 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
18284 Assert we are in cfglayout mode. Don't go into and out of cfglayout
18285 mode. Use relink_block_chain to serialize the CFG according to the
18286 new basic block order. Move targetm.cannot_modify_jumps_p check from
18288 (gate_handle_reorder_blocks): ...to here.
18289 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
18291 (gate_duplicate_computed_gotos): ...to here.
18292 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
18293 something always changes when going into and out of cfglayout mode.
18294 Perform an expensive cfg cleanup while going into cfglayout mode.
18295 Always update liveness information on HAVE_conditional_execution
18296 targets. Reserialize the basic blocks and go out of cfglayout mode.
18297 * reg-stack.c: Include cfglayout.h.
18298 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
18299 the call to reorder_basic_blocks.
18300 * basic-block.h (reorder_basic_blocks): Update prototype.
18301 (relink_block_chain): New prototype.
18302 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
18304 2007-03-23 Joseph Myers <joseph@codesourcery.com>
18306 * config/mips/mips.md (type, hazard, *movdi_32bit,
18307 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
18308 *movhi_internal, *movqi_internal, *movsf_hardfloat,
18309 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
18310 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
18311 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
18313 (movcc): Change first xfer to multi.
18314 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
18315 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
18316 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
18317 config/mips/generic.md: Change reservations using "xfer" to use
18319 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
18320 using match_operand.
18321 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
18322 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
18324 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
18326 2007-03-22 Richard Henderson <rth@redhat.com>
18328 * config/i386/i386.c: Remove unnecessary function declarations.
18329 Move targetm definition, and all related macros, to the end of
18330 the file. Resort some functions to put definitions before uses.
18331 (ix86_attribute_table): Make static. Move to end of file.
18332 (ix86_gimplify_va_arg): Make static.
18334 2007-03-22 Richard Henderson <rth@redhat.com>
18336 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
18337 don't increase local_regparm with force_align_arg_pointer check.
18338 (ix86_function_sseregparm): Assert 32-bit.
18339 (type_has_variadic_args_p): New.
18340 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
18341 type_has_variadic_args_p.
18342 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
18343 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
18344 use memset instead. Do maybe_vaarg check first; skip attribute
18345 tests if true; skip attribute tests for 64-bit.
18346 (construct_container): Remove TARGET_DEBUG_ARG.
18347 (function_arg_advance_32, function_arg_advance_64): Split out ...
18348 (function_arg_advance): ... from here.
18349 (function_arg_32, function_arg_64): Split out ...
18350 (function_arg): ... from here.
18351 (ix86_pass_by_reference): Tidy.
18352 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
18353 (function_value_32): New, from parts of ix86_function_value
18354 and ix86_value_regno.
18355 (function_value_64): New, from parts of ix86_function_value
18356 and ix86_libcall_value.
18357 (ix86_function_value_1): New.
18358 (ix86_function_value, ix86_libcall_value): Use it.
18359 (return_in_memory_32, return_in_memory_64): Split out ...
18360 (ix86_return_in_memory): ... from here.
18361 (ix86_struct_value_rtx): Skip for 64-bit.
18362 (ix86_libcall_value, ix86_value_regno): Remove.
18363 (setup_incoming_varargs_64): Split out ...
18364 (ix86_setup_incoming_varargs): ... from here.
18365 (ix86_va_start): Remove TARGET_DEBUG_ARG.
18366 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
18367 * config/i386/i386-protos.h (ix86_function_value): Remove.
18368 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
18370 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18373 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
18374 infinities not supported, otherwise emit warning if -Woverflow. On
18375 underflow, emit warning if -Woverflow.
18376 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
18378 * real.h (real_from_string): Update declaration
18380 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
18381 Richard Henderson <rth@redhat.com>
18383 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
18384 * calls.c (compute_argument_block_size, expand_call,
18385 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
18386 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
18387 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
18388 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
18389 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
18390 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
18391 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
18392 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
18395 2007-03-22 Joseph Myers <joseph@codesourcery.com>
18397 * c-incpath.c (add_sysroot_to_chain): New.
18398 (merge_include_chains): Add sysroot argument. Call
18399 add_sysroot_to_chain if sysrooted.
18400 (register_include_chains): Update call to merge_include_chains.
18401 * doc/cppopts.texi: Document use of '=' in include directory
18404 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
18406 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
18407 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
18408 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
18409 insn pattern using X87MODEF12 mode macro.
18411 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
18413 * regmove.c (regmove_optimize): Use reg_mentioned_p
18414 instead of reg_overlap_mentioned_p for DST.
18416 2007-03-21 Mike Stump <mrs@apple.com>
18418 * c.opt: Fixup for Objective-C/C++.
18420 2007-03-21 Steve Ellcey <sje@cup.hp.com>
18422 * explow.c (convert_memory_address): Fold memory reference when
18423 POINTERS_EXTEND_UNSIGNED < 0
18425 2007-03-21 Richard Henderson <rth@redhat.com>
18428 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
18429 * config/i386/mmintrin.h (__m64): Likewise.
18430 * config/i386/xmmintrin.h (__m128): Likewise.
18432 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18434 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
18435 (VXWORKS_OS_CPP_BUILTINS): Define.
18436 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
18437 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
18439 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18441 * rtl.h (constant_pool_reference_p): Delete.
18442 (find_constant_src): Declare.
18443 * rtlanal.c (find_constant_src): New function.
18444 * simplify-rtx.c (constant_pool_reference_p): Delete.
18445 * config/i386/i386.md: Use find_constant_src instead of
18446 constant_pool_reference_p/avoid_constant_pool_reference pairs.
18448 2007-03-21 Richard Sandiford <richard@codesourcery.com>
18450 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
18451 * c-cppbuiltin.c (c_cpp_builtins): Define them.
18453 2007-03-20 Mark Mitchell <mark@codesourcery.com>
18455 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
18456 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
18457 (arm_elf_asm_constructor): Use it.
18458 (arm_elf_asm_destructor): New function.
18460 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
18462 * jump.c (mark_jump_label): Treat SEQUENCE specially.
18464 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
18466 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
18468 2007-03-19 Andrew Haley <aph@redhat.com>
18470 PR tree-optimization/31264
18471 * tree-vrp.c (register_edge_assert_for_1): Don't look though
18472 VIEW_CONVERT_EXPRs.
18474 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
18476 PR rtl-optimization/30907
18477 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
18478 (fwprop_init): Always call loop_optimizer_initialize.
18479 (fwprop_done): Always call loop_optimizer_finalize.
18480 (fwprop): We always have loop info now.
18481 (gate_fwprop_addr): Remove.
18482 (pass_fwprop_addr): Use gate_fwprop as gate.
18484 PR rtl-optimization/30841
18485 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
18486 df_chain_alloc): Call df_reorganize_refs unconditionally.
18487 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
18488 refs_organized to refs_organized_size.
18489 (df_ref_create_structure): Use refs_organized_size instead of
18490 bitmap_size if refs had been organized, and keep refs_organized_size
18492 * df.h (struct df_ref_info): Change refs_organized to
18493 refs_organized_size.
18494 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
18497 2007-03-19 Mark Mitchell <mark@codesourcery.com>
18499 * except.c (output_function_exception_table): Do not reference the
18500 EH personality routine for functions that do not require an
18503 2007-03-20 Jakub Jelinek <jakub@redhat.com>
18506 * c-typeck.c (convert_for_assignment): Call comptypes for
18507 RECORD_TYPE or UNION_TYPE.
18509 PR inline-asm/30505
18510 * reload1.c (reload): Do invalid ASM checking after
18511 cleanup_subreg_operands.
18513 2007-03-19 Jeff Law <law@redhat.com>
18515 * tree-cfg.c (find_taken_edge): Tighten conditions for
18516 optimizing computed gotos.
18518 2007-03-19 Michael Matz <matz@suse.de>
18520 * builtins.c (expand_builtin_sync_operation,
18521 expand_builtin_compare_and_swap,
18522 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
18525 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
18526 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
18529 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18531 * doc/tm.texi: Add brackets around the return type of
18532 TARGET_SECONDARY_RELOAD.
18534 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18535 Richard Guenther <rguenther@suse.de>
18537 PR tree-optimization/31254
18538 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
18539 Use handled_component_p () where appropriate. Continue
18540 propagating into the rhs if we propagated into an INDIRECT_REF
18543 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18545 * config/s390/s390.md (op_type attribute): RRR instruction type added.
18546 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
18547 (xde, xdee): Mode attributes adjusted to support DFP modes.
18548 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
18549 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
18550 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
18551 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
18552 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
18553 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18554 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
18556 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
18557 "movsf"): Insn definitions removed.
18558 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
18559 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
18560 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
18562 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
18563 "reload_in<mode>", "reload_out<mode>"): Expander added.
18564 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
18567 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18569 * config/s390/s390.md: Only non-functional changes. Renamed
18570 FPR mode macro to BFP all over the file.
18572 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18574 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
18575 (op_type attribute): RRF instruction type added.
18576 (fT0): New mode attribute.
18577 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
18578 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
18579 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
18580 instruction no secondary memory is needed when moving DFmode values
18581 between GPRs and FPRs.
18583 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18585 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
18586 inverted and documentation adjusted.
18587 ("mhard-dfp", "msoft-dfp"): New options.
18588 * config/s390/s390.c (s390_handle_arch_option): New architecture
18590 (override_options): Sanity checks for the new options added.
18591 * config.gcc: New architecture switch: z9-ec.
18592 * config/s390/s390.h (processor_flags): PF_DFP added.
18593 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
18594 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
18595 when the bit is NOT set so remove it from the defaults.
18597 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
18599 * genemit.c (main): Print include statement for dfp.h.
18600 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
18603 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18605 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
18607 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
18610 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
18611 instead of PATTERN.
18613 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18615 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
18616 attr_length_call, output_call, output_indirect_call): Cleanup
18617 formatting of targetm calls.
18619 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
18621 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
18623 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18625 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
18626 reservation, bypass and anti-bypass descriptions for these
18627 instructions. Update move patterns.
18628 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
18631 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
18633 * tree-vect-transform.c (get_initial_def_for_induction): Replace
18634 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
18635 (get_initial_def_for_reduction): Likewise.
18637 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
18639 Fix PR tree-optimization/29922
18640 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
18641 (get_representative): Removed.
18642 (value_dies_in_block_x): Update for rvuse removal.
18643 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
18644 (compute_antic_aux): Handle when PHI nodes appear in
18645 non-single-successors.
18646 (dump_bitmap_of_names): Removed.
18647 (compute_antic_safe): Renamed and removed rvuse calculation.
18648 Calculate only antic safe.
18649 (insert_into_preds_of_block): Remove assert.
18650 (execute_pre): Update for renamed functions.
18651 (defer_or_phi_translate_block): New function.
18653 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18655 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
18656 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
18658 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
18659 Follow spelling conventions.
18661 * tree-data-ref.h: Remove the prototype for analyze_array.
18663 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
18665 PR tree-optimization/31041
18666 * tree-vect-transform.c (get_initial_def_for_induction): Call
18667 force_gimple_operand.
18669 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
18671 * ipa-type-escape.c (look_for_casts) : Revert code to use
18672 handled_component_p due to ada test a-numaux.adb.
18674 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
18676 * final.c (final_scan_insn): Alter the condition of a
18677 conditional trap if we have nonstandard CC.
18679 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18681 * configure.ac: Remove excess quoting from asm line 0 test.
18682 * configure: Rebuilt.
18684 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18686 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
18687 * c-common.c (convert_and_check): Move warning logic to...
18688 (warnings_for_convert_and_check): ...here. Define.
18689 * c-common.h (warnings_for_convert_and_check): Declare.
18691 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18693 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
18694 (output_call): Likewise.
18696 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18698 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
18700 2007-03-16 Richard Sandiford <richard@codesourcery.com>
18702 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
18704 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
18706 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
18707 opteron, athlon-64 and athlon-fx processor_alias_table entries.
18709 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
18711 PR tree-optimization/31183
18712 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
18713 Use double_int instead of unsigned int for representing access_strides.
18714 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
18716 2007-03-16 Richard Guenther <rguenther@suse.de>
18718 PR tree-optimization/31146
18719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
18720 to allow recursion of forward_propagate_addr_expr.
18721 (forward_propagate_addr_into_variable_array_index): Likewise.
18722 (forward_propagate_addr_expr): Likewise.
18723 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18724 (forward_propagate_addr_expr_1): Recurse on simple copies
18725 instead of propagating into them. Do so for useless conversions
18727 (forward_propagate_addr_expr): Clean up unused statements after
18730 2007-03-16 Richard Guenther <rguenther@suse.de>
18732 * builtins.c (expand_builtin_cexpi): Use the right argument
18733 for the expansion via cexp.
18735 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18737 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
18738 * configure: Rebuilt.
18740 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
18743 * dwarf2out.c (force_type_die): Adjust comment.
18744 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
18746 2007-03-15 DJ Delorie <dj@redhat.com>
18748 * config/frv/predicates.md (minmax_operator): Don't check operands
18751 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18753 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
18754 Update constant estimates of number of iterations.
18755 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
18756 argument renamed to "realistic".
18757 (compute_estimated_nb_iterations): Removed.
18758 (record_niter_bound): New function.
18759 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
18760 call record_nonwrapping_iv with upper = false.
18761 (infer_loop_bounds_from_signedness): Pass upper argument to
18762 record_nonwrapping_iv.
18763 (estimate_numbers_of_iterations_loop): Do not call
18764 compute_estimated_nb_iterations. Record estimate based on profile
18765 information. Initialize the constant estimates of number of
18767 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
18769 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
18770 number of iterations is too small.
18771 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
18772 (EST_NOT_AVAILABLE): Removed.
18773 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
18774 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
18777 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
18779 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
18780 Handle NE_EXPR guards.
18782 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18785 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
18786 Set also -pedantic-errors by default for the preprocessor unless
18787 -fpermissive is given.
18789 2007-03-15 Richard Guenther <rguenther@suse.de>
18791 PR middle-end/29719
18792 PR middle-end/31161
18793 * builtins.c (expand_builtin_cexpi): As a fallback if we
18794 don't have builtins for sincos or cexp create a function
18795 declaration for cexp and expand to a call to that.
18796 (expand_builtin_int_roundingfn): Always fall
18797 back to floor/ceil and its variants even if they may be
18800 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
18802 PR middle-end/31159
18803 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
18804 jump tables, move the call to delete_dead_jumptables from here...
18805 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
18806 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
18807 don't allow merging of blocks that try_redirect_by_replacing_jump
18808 also does not handle when not optimizing.
18810 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18811 Francois-Xavier Coudert <coudert@clipper.ens.fr>
18813 * config/i386/i386.md (x86_sahf_1): Correctly handle
18816 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
18819 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
18820 x86_64_general_operand as operand[2] predicate. Remove "iF"
18821 from operand constraints and use "e" constraint instead.
18822 (*subti3_1, *subti3_1 splitter): Ditto.
18823 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
18824 operand[1] predicate.
18826 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
18828 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
18829 arrays, multiply the access strides by the size of the sub-array.
18830 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
18832 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18834 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
18835 the configured assembler supports the sahf mnemonic.
18836 * configure: Regenerate.
18837 * config.in: Regenerate.
18839 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
18840 emit "sahf" or ".byte\t0x9e" as asm template.
18842 2007-03-14 Michael Meissner <michael.meissner@amd.com>
18845 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
18846 option to replace hard coded TARGET_xxx in md file.
18847 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
18848 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18849 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
18850 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
18851 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
18852 (X86_TUNE_NOT_VECTORMODE): Ditto.
18853 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
18854 (TUNE_AVOID_VECTOR_DECODE): Ditto.
18855 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
18856 (TUNE_SLOW_IMUL_IMM8): Ditto.
18857 (TUNE_MOVE_M1_VIA_OR): Ditto.
18858 (TUNE_NOT_UNPAIRABLE): Ditto.
18859 (TUNE_NOT_VECTORMODE): Ditto.
18861 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
18864 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
18865 tuning options instead of hard coded TARGET_xxx.
18866 (fix ssemode peephole2's): Ditto.
18867 (imul peephole2's): Ditto.
18869 (movdi_or_rex64): Ditto.
18870 (move peephole2): Ditto.
18871 (not peephole2's): Ditto.
18873 2007-03-14 Dirk Mueller <dmueller@suse.de>
18875 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
18876 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
18877 * c-parser.c (c_parser_if_body): Always add an empty statement in case
18879 * c-parser.c (c_parser_do_statement): Warn about empty body in
18880 do/while statement.
18881 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
18882 * doc/invoke.texi (-Wempty-body): Update documentation.
18884 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18887 * c-common.h (warn_for_div_by_zero): Declare.
18888 * c-common.c (warn_for_div_by_zero): Define.
18889 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
18892 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18894 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
18895 to PREFIX and STANDARD_PREFIX.
18897 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18898 Phil Edwards <phil@codesourcery.com>
18900 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
18901 (__gthread_once_t): Remove busy field for RTPs.
18902 (__GTHREAD_ONCE_INIT): Update accordingly.
18904 2007-03-14 Richard Sandiford <richard@codesourcery.com>
18906 * doc/invoke.texi: Document VxWorks options.
18908 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
18910 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
18912 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
18914 PR tree-optimization/30590
18915 * tree-nrv.c (tree_nrv): Check for the partial update of the
18918 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
18920 * flags.h (flag_random_seed): Remove declaration, in favor of...
18921 * toplev.h (get_random_seed, set_random_seed): ... these.
18922 * tree.c (get_file_function_name): Use the former.
18923 * opts.c (common_handle_option): Use the latter.
18926 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
18928 PR middle-end/31127
18929 * cse.c (cse_find_path): Do not bail out if a basic block that
18930 we already visited now becomes part of a path that starts at a
18931 different basic block. Just disallow this, to make sure we
18932 visit each basic block at most once.
18934 2007-03-13 Jan Hubicka <jh@suse.cz>
18936 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
18937 attributes, when profile esitmate is present, calls with very low
18938 frequency are cold.
18940 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
18942 PR tree-optimization/30730
18943 PR tree-optimization/26900
18944 * tree-ssa-loop-niter.c: Include gmp.h.
18945 (bounds): New type.
18946 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
18947 split_to_var_and_offset, determine_value_range,
18948 bound_difference_of_offsetted_base, refine_bounds_using_guard,
18949 bound_difference, bounds_add, bounds_negate,
18950 number_of_iterations_ne_max, dump_affine_iv): New functions.
18951 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
18952 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
18953 difference of initial and final value of control iv to validate
18955 (number_of_iterations_cond): Add loop parameter. Determine bounds
18956 on the difference of the extremes of the control iv. Add dumps.
18957 (expand_simple_operations): Handle phi nodes.
18958 (simplify_using_initial_conditions): Do not record used conditions.
18959 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
18960 Do not set additional_info.
18961 (implies_nonnegative_p, implies_ge_p): Removed.
18962 (derive_constant_upper_bound): Do not use parameter `additional'.
18963 (record_estimate): Parameter `additional' removed. Parameter
18964 `i_bound' added. Do not call derive_constant_upper_bound.
18965 (record_nonwrapping_iv): Use derive_constant_upper_bound to
18966 bound the number of iterations estimate.
18967 (estimate_numbers_of_iterations_loop): Pass the estimate from
18968 the number of iterations analysis to record_estimate.
18969 * tree.h (multiple_of_p): Declare.
18970 * tree-scalar-evolution.c (expression_expensive_p): Removed.
18971 (scev_const_prop): Do not check expression_expensive_p.
18972 * fold-const.c (multiple_of_p): Exported.
18973 * double-int.c (double_int_mask): Exported.
18974 * double-int.h (double_int_mask): Declare.
18975 * tree-flow.h (struct tree_niter_desc): Removed additional_info
18976 field. Added max field.
18978 2007-03-13 David Taylor <taylor@candd.org>
18981 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
18984 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18987 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
18988 two unamed patterns.
18990 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
18992 * config/i386/i386.opt (mcx16, msahf): New options.
18993 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
18994 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
18996 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
18997 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
18998 Output -mcx16 and -msahf options when corresponding bit is set.
19000 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
19001 and -msahf options.
19003 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
19005 * configure.ac: Test for assembler tolerance to # 0 "".
19006 * configure, config.in: Rebuilt.
19007 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
19009 2007-03-13 Geoffrey Keating <geoffk@apple.com>
19011 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
19013 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
19014 (handle_syscall): Handle direct system calls.
19015 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
19017 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19019 * doc/invoke.texi: Fix cpp.info cross-reference.
19020 * doc/passes.texi: Fix gcc.info cross-reference.
19022 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
19024 PR tree-optimization/30835
19025 * lambda-code.c (can_convert_to_perfect_nest): Check whether
19026 bb_for_stmt is not NULL before accessing it.
19028 2007-03-12 Joseph Myers <joseph@codesourcery.com>
19030 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
19033 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
19036 * doc/install.texi: Document --enable-stage1-languages
19038 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
19040 * tree-pass.h (pass_into_cfg_layout_mode,
19041 pass_outof_cfg_layout_mode): Declare.
19042 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
19043 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
19044 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
19045 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
19047 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
19049 * c-decl.c (warn_variable_length_array): New function.
19050 Refactored from grokdeclarator to handle warn_vla
19051 and handle unnamed array case.
19052 (grokdeclarator): Refactored VLA warning case.
19053 * c.opt (Wvla): New flag.
19054 * doc/invoke.texi (Wvla): New warning.
19056 2007-03-12 Richard Henderson <rth@redhat.com>
19058 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
19059 (TARGET_SECTION_TYPE_FLAGS): New.
19061 2007-03-12 Richard Henderson <rth@redhat.com>
19063 * config/darwin.c (machopic_reloc_rw_mask): New.
19064 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
19065 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
19067 2007-03-12 Mark Mitchell <mark@codesourcery.com>
19069 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
19070 * cppdefault.h (cpp_PREFIX): Document.
19071 (cpp_PREFIX_len): Likewise.
19072 (cpp_EXEC_PREFIX): New variable.
19073 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
19074 * c-incpath.c (add_standard_paths): Correct logic for relocating
19075 paths within prefix.
19077 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
19079 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
19080 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
19082 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
19083 fix_truncdfdi_sse using SSEMODEF mode macro.
19084 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
19085 fix_truncdfsi_sse using SSEMODEF mode macro.
19086 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
19087 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
19089 2007-03-12 Richard Sandiford <richard@codesourcery.com>
19091 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
19092 elfos.h to tm_file.
19094 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
19096 * tree.h : Add multiple_of_p declaration.
19097 * fold-const.c (multiple_of_p): Make multiple_of_p public.
19098 * ipa-type-escape.c (results_of_malloc): Redundant.
19099 (visited_stmts): New. Visited stmt for walk_use_def_chains.
19100 (cast_type): Extended with new members.
19101 (check_cast): Returns cast_type.
19102 (cast): New structure for data of walk_use_def_chains.
19103 (is_malloc_result, is_cast_from_non_pointer_1,
19104 is_cast_from_non_pointer,
19105 is_array_access_through_pointer_and_index): New functions.
19106 (look_for_casts): Returns cast types.
19107 (check_call): Returns void.
19108 (okay_pointer_operation): Use support of pointer plus index,
19109 pointer plus constant and allow all multiplications.
19111 2007-03-11 Richard Guenther <rguenther@suse.de>
19113 PR tree-optimization/31115
19114 * tree-vrp.c (extract_range_from_binary_expr): Make sure
19115 the shift count is positive and non-anti-range for RSHIFT_EXPR.
19116 A shift count of zero is not special as with *_DIV_EXPR.
19117 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
19120 2007-03-11 Ian Lance Taylor <iant@google.com>
19122 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
19123 the *_DIV_EXPR codes correctly with overflow infinities.
19125 2007-03-11 Ira Rosen <irar@il.ibm.com>
19127 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
19128 indicate success/failure of the analysis. Add negation to subtrahend
19129 in case of subtraction. Fail if both operands contain constants.
19130 (create_data_ref): Fail if analyze_offset fails.
19132 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
19134 * config/i386/i386.md (frndintxf2): Rename to ...
19135 (rintxf2): ... this. Remove expander having same name.
19136 (rintsf2, rintdf2): Implement using SSEMODEF macro.
19137 (roundsf2, rounddf2): Ditto.
19138 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
19139 (lround<mode>di2, lround<mode>si2): Ditto.
19141 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
19143 * lower-subreg.c: Include except.h.
19144 (decompose_multiword_subregs): Verify that the only control flow
19145 insns we can split are loads to multi-words pseudos.
19146 Handle breaking such blocks after splitting, instead of calling
19147 find_many_sub_basic_blocks.
19149 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
19150 on the new basic block. Add a lengthy comment explaining why we
19151 thought this was necessary.
19152 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
19154 2007-03-10 Mark Mitchell <mark@codesourcery.com>
19157 * tree.c (walk_type_fields): Recurse into the element type of
19158 ARRAY_TYPEs if there is a pointer set.
19160 2007-03-10 Dirk Mueller <dmueller@suse.de>
19162 * c-common.c (warn_logical_operator): Fix condition.
19164 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
19166 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
19168 * config/darwin.c (machopic_select_section): Remove superfluous
19169 argument in call to categorize_decl_for_section. Remove unused
19172 2007-03-10 Joseph Myers <joseph@codesourcery.com>
19174 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
19176 * configure: Regenerate.
19178 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
19181 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
19182 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
19183 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
19184 Add LABEL_NUSES to emitted label.
19185 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
19186 branch probability value to emitted jump insn.
19187 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
19188 Do not check life information and do not re-arrange input operands
19189 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
19191 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19193 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
19194 the change of decode_asm_operands.
19196 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
19198 * mode-switching.c (create_pre_exit): Skip blockage insn.
19200 2007-03-09 Diego Novillo <dnovillo@redhat.com>
19202 * tree-pass.h (TODO_update_smt_usage): Remove.
19204 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
19208 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19210 * pa.c (attr_length_call): Revise condition for long
19211 pc-relative branch.
19212 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
19213 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
19214 sequence on SOM target.
19216 2007-03-09 Geoffrey Keating <geoffk@apple.com>
19218 * gcc.c: Document %{, in big comment at top.
19219 (input_suffix_matches): Remove special handling for .s and
19221 (input_spec_matches): New.
19222 (handle_braces): Handle %{,.
19223 (validate_switches): ',' indicates a value which is not a switch.
19224 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
19225 to detect assembler input.
19226 * config/i386/sol2.h (CPP_SPEC): Likewise.
19227 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
19228 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
19229 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
19230 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
19231 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
19232 -m64 causes deployment target to default to 10.5.
19233 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
19235 2007-03-09 Richard Henderson <rth@redhat.com>
19238 * target.h (targetm.asm.out.reloc_rw_mask): New.
19239 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
19240 (TARGET_ASM_OUT): Use it.
19241 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
19242 * varasm.c (categorize_decl_for_section): Remove shlib argument;
19243 use the new reloc_rw_mask target hook instead.
19244 (default_section_type_flags_1): Merge into...
19245 (default_section_type_flags): ... here.
19246 (decl_readonly_section_1): Merge into...
19247 (decl_readonly_section): ... here.
19248 (default_elf_select_section_1): Merge into...
19249 (default_elf_select_section): ... here.
19250 (default_unique_section_1): Merge into...
19251 (default_unique_section): ... here.
19252 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
19253 (default_select_rtx_section): Use it.
19254 (default_elf_select_rtx_section): Likewise.
19255 * output.h: Update to match.
19256 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
19257 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
19258 (TARGET_ASM_RELOC_RW_MASK): New.
19259 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
19260 to categorize_decl_for_section.
19261 (x86_64_elf_unique_section): Likewise.
19262 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
19263 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
19264 (TARGET_ASM_RELOC_RW_MASK): New.
19265 * config/ia64/ia64.c (ia64_rwreloc_select_section,
19266 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
19267 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
19268 (TARGET_RWRELOC): Remove.
19269 (ia64_section_type_flags): Adjust call to default_section_type_flags.
19270 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
19271 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
19272 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
19273 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
19274 (rs6000_xcoff_select_section): Use decl_readonly_section.
19275 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
19276 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
19277 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
19278 (TARGET_SECTION_TYPE_FLAGS): Remove.
19279 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
19281 2007-03-09 Roger Sayle <roger@eyesopen.com>
19283 * fold-const.c (fold_comparison): Remove compile-time evaluation of
19284 complex constant equality/inequality comparisons for here.
19285 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
19286 known at compile-time or can be simplified to a scalar comparison.
19287 (fold_relational_const): Move compile-time evaluation of complex
19288 constant equality/inequality comparisons to here.
19290 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19292 PR rtl-optimization/30643
19293 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
19295 (fold_rtx): Recurse, like before 2006-11-03.
19297 2007-03-09 DJ Delorie <dj@redhat.com>
19299 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
19302 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
19304 PR tree-optimization/30375
19305 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
19306 LHS of statements is not the same.
19307 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
19309 2007-03-09 Chao-ying Fu <fu@mips.com>
19311 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
19313 * doc/invoke.texi (-mdspr2): Document new option.
19314 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
19315 New unspec for DSP REV 2.
19316 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
19317 these instructions are extended in DSP REV 2.
19318 (mips-dspr2.md): Include.
19319 * config/mips/mips.opt (mdspr2): New option.
19320 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
19321 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
19322 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
19323 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
19324 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
19325 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
19326 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
19328 (bdesc_map): Add one field of unsupported_target_flags.
19329 (bdesc_arrays): Update entries to have extra fields. Add
19331 (mips_init_builtins): Initialize new function types.
19332 Check unsupported_target_fileds to filter out builtins.
19333 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
19335 (ASM_SPEC): Pass mdspr2 to the assembler.
19336 * config/mips/mips-dspr2.md: New file.
19338 2007-03-09 Sa Liu <saliu@de.ibm.com>
19340 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
19342 2007-03-09 Ian Lance Taylor <iant@google.com>
19344 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
19345 argument) like -Wstrict-overflow=2.
19346 * doc/invoke.texi (Warning Options): Update documentation.
19348 2007-03-09 Dirk Mueller <dmueller@suse.de>
19351 * doc/invoke.texi (-Wlogical-op): Document.
19352 * common.opt (-Wlogical-op): New.
19353 * c-common.h (warn_logical_operator): Declare.
19354 * c-common.c (warn_logical_operator): Define.
19355 * c-typeck.c (parser_build_binary_op): Call
19356 warn_logical_operator.
19358 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19360 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
19361 * final.c (final_scan_insn): Test for non-"" file name.
19363 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
19365 * doc/loop.texi: Document the Omega linear constraints solver.
19366 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
19367 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
19368 omega-hash-table-size, omega-max-keys, and
19369 omega-eliminate-redundant-constraints.
19370 * tree-pass.h (pass_check_data_deps): Declared.
19373 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
19374 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
19375 pass_check_data_deps): New.
19376 * tree-data-ref.c (init_data_ref): Remove declaration.
19377 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
19378 (analyze_array): Renamed init_array_ref, move up initializations.
19379 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
19380 Removed arguments that are set to NULL.
19381 (analyze_indirect_ref): Correct indentation, correct call to
19383 (object_analysis): Call init_array_ref instead of analyze_array.
19384 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
19385 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
19386 of DR_ACCESS_FNS_ADDR.
19387 (init_omega_eq_with_af, omega_extract_distance_vectors,
19388 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
19389 ddr_consistent_p): New.
19390 (compute_affine_dependence): Check consistency of ddrs when
19391 flag_check_data_deps is passed.
19392 (analyze_all_data_dependences): Uncomment.
19393 (tree_check_data_deps): New.
19394 * tree-data-ref.h: Include omega.h.
19395 (DR_ACCESS_FNS_ADDR): Removed.
19396 (data_dependence_relation): Add inner_loop.
19397 (DDR_INNER_LOOP): New.
19398 * common.opt (fcheck-data-deps): New.
19399 * tree-flow.h (tree_check_data_deps): Declare.
19400 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
19401 (OBJS-common): Depend on omega.o.
19403 * passes.c (pass_check_data_deps): Scheduled.
19404 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
19405 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
19406 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
19407 PARAM_VECT_MAX_VERSION_CHECKS,
19408 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
19410 2007-03-09 Richard Guenther <rguenther@suse.de>
19412 PR tree-optimization/30904
19413 PR middle-end/31058
19414 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
19415 the same way as *_DIV_EXPR.
19417 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19419 * recog.c (decode_asm_operands): No mixed declarations and code.
19421 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
19423 * rtl.def (ASM_INPUT): Add location.
19424 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
19425 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
19426 (decode_asm_operands): Add loc operand.
19427 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
19428 * stmt.c (expand_asm): Rename to...
19429 (expand_asm_loc): ... this. Add locus argument. Pass it on to
19430 gen_rtx_ASM_INPUT_loc.
19431 (expand_asm_expr): Adjust.
19432 * recog.c (decode_asm_operands): Add loc operand.
19433 (check_asm_operands, extract_insn): Adjust.
19434 * reload1.c (maybe_fix_stack_asms): Likewise.
19435 * final.c (asm_insn_count): Likewise.
19436 (final_scan_insn): Output # line before and after asm.
19438 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
19440 * tree-ssa-structalias.c (variable_info): Remove
19442 (new_var_info): Ditto.
19443 (shared_bitmap_info_t): New structure.
19444 (shared_bitmap_table): New variable.
19445 (shared_bitmap_hash): New function.
19446 (shared_bitmap_eq): Ditto
19447 (shared_bitmap_lookup): Ditto.
19448 (shared_bitmap_add): Ditto.
19449 (merge_smts_into): Change to take bitmap directly.
19450 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
19451 (init_alias_vars): Init shared bitmap hashtable.
19452 (delete_points_to_sets): Delete shared bitmap hashtable.
19453 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
19454 is_aliased removal as a change that was still necessary was
19457 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
19459 * config/i386/i386.h (override_options): Conditionally disable
19460 x86_sahf for 64bit targets only.
19462 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
19465 * c-decl.c (merge_decls): Don't call make_var_volatile.
19466 * varasm.c (make_var_volatile): Remove.
19467 * output.h (make_var_volatile): Remove.
19469 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
19471 PR tree-optimization/31085
19472 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
19474 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19476 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
19477 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
19478 ATTR_CONST_NOTHROW_LIST.
19480 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
19483 2007-03-08 Diego Novillo <dnovillo@redhat.com>
19485 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
19487 2007-03-08 Geoffrey Keating <geoffk@apple.com>
19490 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
19492 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
19493 passed, use shared libgcc.
19495 2007-03-08 Roger Sayle <roger@eyesopen.com>
19497 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
19498 instead of calling build2 with a GIMPLE_MODIFY_STMT.
19499 (honor_protect_cleanup_actions, lower_try_finally_switch):
19501 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
19502 ifc_temp_var): Likewise.
19503 * tree-inline.c (setup_one_parameter): Likewise.
19504 * tree-mudflap.c (mf_decl_cache_locals,
19505 mf_build_check_statement_for): Likewise.
19506 * tree-nested.c (init_tmp_var, save_tmp_var,
19507 finalize_nesting_tree_1): Likewise.
19508 * tree-outof-ssa.c (insert_copy_on_edge,
19509 insert_backedge_copies): Likewise.
19510 * tree-profile.c (tree_gen_edge_profiler,
19511 tree_gen_ic_profiler): Likewise.
19512 * tree-scalar-evolution.c (scev_const_prop): Likewise.
19513 * tree-sra.c (sra_build_assignment): Likewise.
19514 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
19515 * tree-ssa-math-opts.c (insert_reciprocals,
19516 execute_cse_sincos_1): Likewise.
19517 * tree-tailcall.c (adjust_accumulator_values,
19518 adjust_return_value): Likewise.
19519 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
19520 * tree-vect-transform.c (vect_create_data_ref_ptr,
19521 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
19522 vect_create_epilog_for_reduction, vectorizable_reduction,
19523 vectorizable_call, vectorizable_conversion,
19524 vectorizable_assignment, vectorizable_operation,
19525 vectorizable_type_demotion, vect_gen_widened_results_half,
19526 vect_permute_store_chain, vectorizable_store,
19527 vect_setup_realignment, vect_permute_load_chain,
19528 vectorizable_load, vectorizable_condition,
19529 vect_create_cond_for_align_checks): Likewise.
19530 * tree-vrp.c (build_assert_expr_for): Likewise.
19532 2007-03-08 Ian Lance Taylor <iant@google.com>
19534 * tree-vrp.c: Include "intl.h".
19535 (usable_range_p): New static function.
19536 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
19537 overflowed values, juts set *strict_overflow_p.
19538 (compare_values): Only return -2 if one of the operands is not a
19540 (compare_ranges): Call usable_range_p.
19541 (compare_range_with_value): Likewise.
19542 (vrp_evaluate_conditional_warnv): Rename from
19543 vrp_evaluate_conditional. Make static. Change all callers.
19544 (vrp_evaluate_conditional): New function.
19545 (simplify_div_or_mod_using_ranges): Issue warning about reliance
19546 on signed overflow.
19547 (simplify_abs_using_ranges): Likewise.
19548 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
19549 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
19550 within_stmt parameter.
19551 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19552 vrp_evaluate_conditional.
19553 * tree-ssa-threadedge.c
19554 (record_temporary_equivalences_from_stmts_at_dest): Change
19555 simplify parameter to take a second tree parameter.
19556 (simplify_control_stmt_condition): Likewise.
19557 (thread_across_edge): Likewise.
19558 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
19559 (thread_across_edge): Likewise.
19560 * Makefile.in (tree-vrp.o): Depend upon intl.h.
19562 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
19564 * config/i386/i386.h (TARGET_SAHF): New define.
19565 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
19566 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
19567 (x86_sahf): New global variable.
19568 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
19569 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
19570 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
19571 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
19573 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
19574 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
19575 when expanding fcomi/sahf based tests.
19576 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
19577 expanding sahf based alternative. Emit sahf based sequence when
19578 optimizing for code size.
19579 * config/i386/i386.md (x86_sahf_1): Do not disable for
19580 TARGET_64BIT, enable for TARGET_SAHF.
19582 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
19584 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
19585 spurious whitespace from error message.
19587 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
19590 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
19592 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
19594 * c-decl.c (grokdeclarator): Disable warnings for anonymous
19596 * tree-sra.c (instantiate_element): Propagate disabled warnings
19597 from the element itself to the created variable.
19599 2007-03-07 Richard Henderson <rth@redhat.com>
19602 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
19603 silently fix up the stack in the case of a missing register.
19605 2007-03-07 Paul Brook <paul@codesourcery.com>
19607 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
19609 2007-03-07 Joseph Myers <joseph@codesourcery.com>
19611 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
19613 (phase1_vrs): Use them.
19614 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
19615 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
19616 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
19617 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
19618 __gnu_Unwind_Restore_WMMXC if required.
19619 (_Unwind_VRS_Pop): Implement iWMMXt support.
19620 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
19621 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
19622 gnu_Unwind_Save_WMMXC): Define.
19624 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19626 * config/vxworks.h (vxworks_override_options): Declare.
19627 (VXWORKS_OVERRIDE_OPTIONS): Use it.
19628 * config/vxworks.c: Include target.h and toplev.h.
19629 (vxworks_override_options): New function.
19630 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
19632 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
19634 * config/s390/s390.c (override_options): Don't emit an error when
19635 -mstack-size is used without providing -mstack-guard.
19636 (s390_emit_prologue): Choose stack_guard value automatically if not
19637 provided via command line.
19638 * doc/invoke.texi: Adjust description of -mstack-guard and
19641 2007-03-07 Richard Sandiford <richard@codesourcery.com>
19643 * config/i386/i386.c (output_set_got): Add a GOT initialization
19644 sequence for VxWorks PIC.
19645 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
19646 around labels as well as symbols. Use gotoff_operand instead
19647 of local_symbolic_operand.
19648 (legitimize_pic_address): Use gotoff_operand instead of
19649 local_symbolic_operand. Use @GOT accesses for labels as
19651 (ix86_output_addr_diff_elt): Use PC-relative rather than
19652 GP-relative offsets for VxWorks PIC.
19653 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
19654 no_new_pseudos. Check whether the returned register is op0.
19655 * config/i386/i386.md (tablejump): Use PC-relative rather than
19656 GP-relative offsets for VxWorks PIC.
19657 * config/i386/predicates.md (gotoff_operand): New predicate.
19659 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19661 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
19663 * config/vxworks-dummy.h: New file.
19664 * config/i386/i386.h: Include it.
19666 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
19668 * dwarf2out.c (is_inlined_entry_point): New
19669 (add_high_low_attributes): Emit DW_AT_entry_pc along with
19670 DW_AT_ranges if the first subblock is the entry point.
19672 2007-03-06 David Daney <ddaney@avtrex.com>
19674 * doc/install.texi (mips-*-*): Change recommended binutils
19677 2007-03-06 Anatoly Sokolov <aesok@post.ru>
19679 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
19680 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
19682 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
19683 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
19685 2007-03-06 Jan Hubicka <jh@suse.cz>
19687 * errors.h (warning, error, fatal, internal_error): Mark as cold.
19688 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
19690 (probably_cold_bb_p): Cold functions are cold.
19691 (probably_never_executed_bb_p): Cold functions are cold.
19692 (tree_bb_level_predictions): Predict calls to cold functions as not
19694 (compute_function_frequency): Check hot/cold attributes.
19695 * function.h (function_frequency): Update comments.
19696 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
19697 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
19698 (c_common_att): Add cold and hot.
19700 * doc/extend.texi (hot,cold attributes): Document.
19702 2007-03-06 Andrew Haley <aph@redhat.com>
19704 * function.c (expand_function_end): Move blockage to just after we
19705 emit the label for the naked return from the function.
19707 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19709 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
19712 2007-03-06 Jan Hubicka <jh@suse.cz>
19714 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
19715 loaded for constant large models. Non-large 64bit PIC can do.
19716 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
19717 * cmodel.h: Add LARGE PIC.
19718 * i386.md (UNSPEC_PLTOFF): New.
19719 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
19721 (*call_1_rex64): Disable for large models.
19722 (*call_1_rex64_large): New.
19723 (*call_value_1_rex64): Disable for large models.
19724 (*call_value_1_rex64_large): New.
19725 (set_rip_rex4): New.
19726 (set_got_offset_rex64): New.
19727 * predicates.md (constant_call_address_operand): For large model
19728 constant calls are not possible.
19729 * i386-protos.h (construct_plt_address): Declare.
19730 * i386.c (override_options): Accept large models.
19731 (ix86_expand_prologue): Expand large PIC GOT pointer load.
19732 (legitimate_constant_p): Add new UNSPECs.
19733 (legitimate_pic_operand_p): Likewise.
19734 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
19735 (legitimize_pic_address): Do easy RIP relative way for TLS only for
19737 (output_pic_addr_const): Add PLTOFF.
19738 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
19739 (ix86_expand_move): Legitimize pic address when in PIC mode.
19740 (construct_plt_address): New function.
19741 (ix86_expand_call): Offload the address to register and use GOT
19742 pointer for large model.
19743 * invoke.texi (mcmodel=large): Update documentation.
19745 2007-03-06 Richard Henderson <rth@redhat.com>
19747 * config/i386/i386.c (x86_use_leave, x86_push_memory,
19748 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
19749 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
19750 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
19751 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
19752 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
19753 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
19754 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
19755 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
19756 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
19757 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19758 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
19759 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19760 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19761 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
19762 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
19763 x86_schedule, x86_use_bt, x86_pad_returns,
19764 x86_use_xchgb): Merge into ...
19765 (ix86_tune_features): ... here. New array.
19766 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19767 x86_bswap): Merge into ...
19768 (ix86_arch_features): ... here. New array.
19769 (x86_3dnow_a): Remove.
19770 (x86_accumulate_outgoing_args): Make static.
19771 (x86_arch_always_fancy_math_387): Make static.
19772 (ix86_tune_mask, ix86_arch_mask): Move ...
19773 (override_options): ... to local variables here. Apply the
19774 appropriate mask to each element of ix86_arch_features and
19775 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
19776 as were done in the old macros.
19777 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
19778 * config/i386/i386.h (x86_use_leave, x86_push_memory,
19779 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
19780 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
19781 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
19782 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
19783 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
19784 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
19785 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
19786 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
19787 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
19788 x86_partial_reg_dependency, x86_memory_mismatch_stall,
19789 x86_accumulate_outgoing_args, x86_prologue_using_move,
19790 x86_epilogue_using_move, x86_decompose_lea,
19791 x86_arch_always_fancy_math_387, x86_shift1,
19792 x86_sse_partial_reg_dependency, x86_sse_split_regs,
19793 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
19794 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
19795 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
19796 x86_use_incdec, x86_pad_returns, x86_bswap,
19797 x86_partial_flag_reg_stall): Remove.
19798 (enum ix86_tune_indices): New.
19799 (ix86_tune_features): New.
19800 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
19801 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
19802 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
19803 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
19804 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
19805 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
19806 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
19807 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
19808 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
19809 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
19810 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
19811 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
19812 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
19813 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
19814 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
19815 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
19816 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
19817 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
19818 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
19819 TARGET_EXT_80387_CONSTANTS): Use it.
19820 (enum ix86_arch_indices): New.
19821 (ix86_arch_features): New.
19822 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
19823 TARGET_BSWAP): Use it.
19824 (ix86_tune_mask, ix86_arch_mask): Remove.
19826 2007-03-06 Joseph Myers <joseph@codesourcery.com>
19829 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
19830 Define using $${sysroot_headers_suffix}.
19831 * configure: Regenerate.
19832 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
19833 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
19835 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
19836 * gcc.c (print_sysroot_headers_suffix): New.
19837 (option_map): Include --print-sysroot-headers-suffix.
19838 (display_help): Mention -print-sysroot-headers-suffix.
19839 (process_command): Handle -print-sysroot-headers-suffix.
19840 (do_spec_1): Append multilib directory to include-fixed path if
19841 sysroot suffixes in use.
19842 (main): Handle -print-sysroot-headers-suffix.
19843 * Makefile.in (start.encap): Don't depend on xlimits.h
19844 (xlimits.h): Remove.
19845 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
19846 limits.h for each multilib in fixinc_list.
19847 (fixinc_list, s-fixinc_list): New.
19848 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
19849 generate them for each multilib in fixinc_list.
19850 (stmp-fixproto): Use include-fixed. Run fixproto for each
19851 multilib in fixinc_list.
19852 (mostlyclean): Don't remove xlimits.h.
19853 (clean): Remove include-fixed.
19854 (real-install-headers-tar, real-install-headers-cpio,
19855 real-install-headers-cp): Don't copy include, only include-fixed.
19856 (install-mkheaders): Depend on fixinc_list. Don't depend on
19857 xlimits.h. Save limits.h files for each multilib in fixinc_list.
19858 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
19859 SYSTEM_HEADER_DIR setting in mkheaders.conf.
19861 2007-03-06 Jan Hubicka <jh@suse.cz>
19863 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
19866 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19868 * configure.ac: Allow tm_file to contain build-directory files.
19869 * configure: Regenerate.
19870 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
19871 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
19872 * config/m68k/print-sysroot-suffix.sh: New file.
19874 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19876 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
19877 of pic_offset_table_rtx if reload_completed.
19878 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
19879 PIC_OFFSET_TABLE_REGNUM.
19880 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
19882 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
19883 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
19885 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19887 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19888 functions that call eh_return.
19890 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19892 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
19893 functions that need a constant pool.
19895 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19898 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
19899 (m68k_preferred_reload_class): Likewise.
19900 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
19901 (SECONDARY_RELOAD_CLASS): Define.
19902 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
19903 (LIMIT_RELOAD_CLASS): Delete.
19904 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
19905 registers from storing bytes.
19906 (m68k_secondary_reload_class): New function.
19907 (m68k_preferred_reload_class): Likewise.
19909 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19911 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
19913 (m68k_expand_prologue): Likewise.
19915 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19917 * config/m68k/m68k-protos.h (output_sibcall): Declare.
19918 (mips_expand_epilogue): Add a bool parameter.
19919 (m68k_legitimize_sibcall_address): Declare.
19920 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
19921 (m68k_expand_epilogue): Add a parameter to select between sibling
19922 and normal epilogues. Only generate a return for the latter.
19923 (m68k_ok_for_sibcall_p): New function.
19924 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
19925 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
19926 (sibcall_value, *sibcall_value): Likewise.
19927 (*call, *call_value): Require !SIBLING_CALL_P.
19928 (epilogue): Update call to m68k_expand_epilogue.
19929 (sibcall_epilogue): New pattern.
19930 * config/m68k/predicates.md (const_call_operand): Say that this
19931 predicate applies to sibling calls too.
19932 (sibcall_operand): New predicate.
19934 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19936 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
19937 alternatives as movsi_cf.
19938 (movsf_cf_hard): Add commentary.
19940 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
19941 Richard Sandiford <richard@codesourcery.com>
19943 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
19944 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
19945 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
19946 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
19947 as being live on exit from an interrupt function.
19948 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
19949 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
19950 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
19951 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
19952 (m68k_interrupt_function_p): Globalize.
19953 (m68k_compute_frame_layout): Remove reverse mask code.
19954 (m68k_emit_movem, m68k_set_frame_related): New functions.
19955 (m68k_output_function_prologue): Delete in favor of...
19956 (m68k_expand_prologue): ...this new function.
19957 (m68k_output_function_epilogue): Delete in favor of...
19958 (m68k_expand_epilogue): ...this new function.
19959 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
19961 (print_operand): Handle %?.
19962 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
19963 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
19964 (prologue, epilogue): New patterns.
19965 (return): Turn into a define_expand.
19966 (*return): New pattern, derived from old "return" pattern. Use rte
19967 rather than rts for interrupt functions. Only use rtd if the pop
19969 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
19970 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
19971 (link, *link, unlink, *unlink, load_got): Likewise.
19973 2007-03-06 Richard Sandiford <richard@codesourcery.com>
19977 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
19978 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
19979 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
19980 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
19981 and m68k_matches_u_p.
19982 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
19983 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
19984 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
19985 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
19986 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
19987 (REG_STRICT_P): New macro.
19988 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
19989 PCREL_GENERAL_OPERAND_OK.
19990 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
19991 m68k_legitimate_base_reg_p.
19992 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
19993 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
19994 (PIC_CASE_VECTOR_ADDRESS): Update comment.
19995 * config/m68k/m68k.c (m68k_address): New structure.
19996 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
19997 (m68k_decompose_index, m68k_legitimate_constant_address_p)
19998 (m68k_jump_table_ref_p, m68k_decompose_address)
19999 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
20000 (m68k_matches_u_p): New functions.
20001 (print_operand_address): Rewrite to use m68k_decompose_index.
20003 2007-03-05 David Taylor <dtaylor@emc.com>
20005 * gcc.c: Correct copyright date in --version output.
20007 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20009 * pa.md: In unamed move patterns, disparge copies between general
20010 and floating point registers using '?' modifier. Don't include 'f'
20011 constraint for register preferences in DImode, SImode, HImode and
20012 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
20013 Remove constraints for copies between general and floating registers
20014 in soft-float DFmode pattern.
20015 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
20019 2007-03-05 Mike Stump <mrs@apple.com>
20021 * c-common.c (targetcm): Add.
20022 * c-opts.c (c_common_handle_option): Handle language specific
20024 * opts.c (handle_option): Verify language for target options, if
20026 * opth-gen.awk: Add CL_LANG_ALL.
20027 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
20028 (TARGETCM_INITIALIZER): Add.
20029 * target.h (struct gcc_targetcm): Add.
20031 * targhooks.c (default_handle_c_option): Add.
20032 * targhooks.h (default_handle_c_option): Add.
20033 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
20035 * config/darwin.opt (iframework): Add.
20036 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
20037 * config/darwin-c.c (handle_c_option): Add.
20038 (TARGET_HANDLE_C_OPTION): Add.
20040 * doc/invoke.texi (Darwin Options): Add -iframework.
20042 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20044 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
20047 2007-03-05 Ian Lance Taylor <iant@google.com>
20049 * c.opt (fgnu89-inline): New option.
20050 * c-opts.c (c_common_post_options): Set default value for
20052 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
20053 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
20055 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
20056 (grokdeclarator, start_function): Likewise.
20057 * c-cppbuiltin.c (c_cpp_builtins): Define either
20058 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
20059 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
20060 (C Dialect Options): Document -fgnu89-inline.
20061 * doc/extend.texi (Function Attributes): Explain what the
20062 gnu_inline attribute does.
20063 * doc/cpp.texi (Common Predefined Macros): Document
20064 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
20066 2007-03-05 Ian Lance Taylor <iant@google.com>
20068 PR tree-optimization/31034
20069 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
20070 half-range if the other side is an overflow infinity.
20072 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
20074 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
20075 (bfin*-linux-uclibc*): New configuration.
20076 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
20078 * config/bfin/linux.h: New file.
20079 * config/bfin/libgcc-bfin.ver: New file.
20080 * config/bfin/t-bfin-uclinux: New file.
20081 * config/bfin/t-bfin-linux: New file.
20082 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
20083 (TARGET_OS_CPP_BUILTINS): New macro.
20085 2007-03-05 Richard Guenther <rguenther@suse.de>
20087 * fold-const.c (fold_binary): Remove duplicate folding
20088 of comparison of non-null ADDR_EXPR against null.
20090 2007-03-05 Richard Guenther <rguenther@suse.de>
20091 Dorit Nuzman <dorit@il.ibm.com>
20093 PR tree-optimization/26420
20094 * tree-vectorizer.c (vectorize_loops): Bail out early if there
20095 are no loops in the function. Only print the number of
20096 vectorized loops if it is greater than zero or we are supposed
20097 to print information about unvectorized loops.
20099 2007-03-05 Revital Eres <eres@il.ibm.com>
20101 * gcc.dg/var-expand1.c: New test.
20102 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
20103 when an accumulator is expanded.
20105 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20108 * c-common.c (convert_and_check): Don't give warnings for
20109 conversion if 'expr' already overflowed.
20111 2007-03-04 Roger Sayle <roger@eyesopen.com>
20113 PR middle-end/30744
20114 * fold-const.c (fold_comparison): Enforce type consistency when
20115 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
20117 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
20119 * tree-ssa-address.c (create_mem_ref): Do not put an expression
20120 containing a cast to the base of TARGET_MEM_REF.
20122 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
20124 * tree.c (tree_contains_struct_check_failed): Remove spurious
20125 whitespace from error message.
20127 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
20130 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
20131 instead of precision.
20133 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
20134 Nathan Sidwell <nathan@codesourcery.com>
20136 * emit-rtl.c (find_auto_inc): New.
20137 (try_split): recreate REG_INC notes,
20138 Use regular for loops rather than whiles.
20140 2007-03-03 Andreas Schwab <schwab@suse.de>
20142 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
20143 * configure: Regenerate.
20145 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20147 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
20148 flag_rounding_math, not flag_unsafe_math_optimizations.
20150 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
20152 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
20153 alpha_fold_vector_minmax): Likewise.
20154 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
20155 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
20157 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20159 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
20160 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
20161 if the lhs has side-effects.
20162 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
20164 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20166 * config/i386/i386.h (TUNEMASK): Remove define.
20167 (ARCHMASK): Remove define.
20168 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
20169 Use ix86_arch_mask variable instead of ARCHMASK.
20170 * config/i386/i386.c (override_options): Ditto.
20171 (standard_80387_constant_p): Ditto.
20173 2007-03-02 Ian Lance Taylor <iant@google.com>
20175 Used signed infinities in VRP.
20176 * tree-vrp.c (uses_overflow_infinity): New static function.
20177 (supports_overflow_infinity): New static function.
20178 (make_overflow_infinity): New static function.
20179 (negative_overflow_infinity): New static function.
20180 (positive_overflow_infinity): New static function.
20181 (is_negative_overflow_infinity): New static function.
20182 (is_positive_overflow_infinity): New static function.
20183 (is_overflow_infinity): New static function.
20184 (overflow_infinity_range_p): New static function.
20185 (compare_values_warnv): New function split out of compare_values.
20186 (compare_value): Call it.
20187 (set_value_range_to_nonnegative): Add overflow_infinity
20188 parameter. Change caller.
20189 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
20191 (vrp_expr_computes_nonzero): Likewise.
20192 (compare_ranges, compare_range_with_value): Likewise.
20193 (compare_name_with_value, compare_names): Likewise.
20194 (vrp_evaluate_conditional): Likewise.
20195 (set_value_range): Handle infinity
20196 (vrp_operand_equal_p, operand_less_p): Likewise.
20197 (extract_range_from_assert): Likewise.
20198 (vrp_int_const_binop): Likewise.
20199 (extract_range_from_binary_expr): Likewise.
20200 (extract_range_from_unary_expr): Likewise.
20201 (extract_range_from_comparison): Likewise.
20202 (extract_range_from_expr): Likewise.
20203 (dump_value_range): Likewise.
20204 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
20205 (test_for_singularity): Likewise.
20206 (vrp_int_const_binop): Remove inline qualifier.
20207 (adjust_range_with_scev): Add comment.
20208 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
20210 2007-03-02 Diego Novillo <dnovillo@redhat.com>
20212 * tree-ssa-structalias.c (could_have_pointers): Tidy.
20213 (get_constraint_for): Likewise.
20214 (do_structure_copy): Likewise.
20215 (find_func_aliases): Fix references to MODIFY_EXPR.
20216 (intra_create_variable_infos): Tidy.
20217 * tree-ssa-operands.c (add_virtual_operand): Add argument
20219 When adding members of alias sets, if IS_CALL_SITE is true and
20220 the symbol is not call-clobbered, skip it.
20221 Adjust all callers.
20223 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
20225 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
20226 entry by means of emit_insn_at_entry.
20228 2007-03-02 Richard Henderson <rth@redhat.com>
20230 * expr.h (promoted_input_arg): Remove decl.
20231 * function.c (promoted_input_arg): Merge into ...
20232 * combine.c (setup_incoming_promotions): ... only caller.
20233 Rearrange to avoid double loop.
20235 2007-03-02 Ben Elliston <bje@au.ibm.com>
20236 Peter Bergner <bergner@vnet.ibm.com>
20237 Janis Johnson <janis187@us.ibm.com>
20239 * config/rs6000/dfp.md: New file.
20240 * config/rs6000/rs6000.md: Include dfp.md.
20241 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
20242 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
20243 and TDmode decimal float modes in FP registers.
20244 (num_insns_constant): Likewise.
20245 (rs6000_legitimate_offset_address_p): Likewise.
20246 (rs6000_legitimize_address): Likewise.
20247 (rs6000_legitimize_reload_address): Likewise.
20248 (rs6000_legitimate_address): Likewise.
20249 (rs6000_emit_move): Likewise.
20250 (function_arg_boundary): Likewise.
20251 (function_arg_advance): Likewise.
20252 (rs6000_darwin64_record_arg_recurse): Likewise.
20253 (function_arg): Likewise.
20254 (rs6000_gimplify_va_arg): Likewise.
20255 (rs6000_split_multireg_move): Likewise.
20256 (rs6000_output_function_epilogue): Likewise.
20257 (rs6000_output_function_epilogue): Likewise.
20258 (rs6000_register_move_cost): Likewise.
20259 (rs6000_function_value): Likewise.
20260 (rs6000_libcall_value): Likewise.
20262 2007-03-02 Richard Sandiford <richard@codesourcery.com>
20264 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
20266 2007-03-02 Richard Sandiford <richard@codesourcery.com>
20268 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
20269 Use $MULTIDIR to choose between the kernel and RTP headers,
20270 and use $WIND_BASE and $WIND_USR to locate them.
20272 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20274 * config/i386/i386.c (override_options): Put initialization of
20275 ix86_tune_mask and ix86_arch_mask to the correct place.
20277 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
20278 Michael Meissner <michael.meissner@amd.com>
20281 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
20282 (ARCHMASK): Define.
20283 (TARGET_CMOVE): Use ARCHMASK.
20284 (TARGET_CMPXCHG): Ditto.
20285 (TARGET_CMPXCHG8B): Ditto.
20286 (TARGET_XADD): Ditto.
20287 (TARGET_BSWAP): Ditto.
20288 * config/i386/i386.c (ix86_tune_mask): New global variable.
20289 (ix86_arch_mask): Ditto.
20290 (override_options): Initialize ix86_tune_mask and
20291 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
20294 2007-03-02 Ben Elliston <bje@au.ibm.com>
20297 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
20299 2007-03-02 Joseph Myers <joseph@codesourcery.com>
20301 * target.h (init_dwarf_reg_sizes_extra): New target hook.
20302 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
20303 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
20304 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
20306 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
20307 rs6000_init_dwarf_reg_sizes_extra): New.
20308 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
20309 SPE register high parts.
20311 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
20313 * Makefile.in: Add install-pdf target as
20314 copied from automake v1.10 rules.
20315 * configure.ac: Add install-pdf to target list.
20316 * configure: Regenerate.
20318 2007-03-01 Paul Brook <paul@codesourcery.com>
20320 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
20321 modes to LDRD for DImode.
20322 (output_move_double): Fixup out of range ldrd/strd.
20323 (vfp_secondary_reload_class): Rename...
20324 (coproc_secondary_reload_class): ... to this. Add wb argument.
20325 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
20326 coproc_secondary_reload_class for CLASS_IWMMXT.
20327 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
20328 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
20330 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
20332 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
20333 unroll factor by the estimated number of iterations.
20334 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
20335 than prefetch latency.
20337 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
20338 decode_caches_intel, detect_caches_intel): New functions.
20339 (host_detect_local_cpu): Use detect_caches_amd and
20340 detect_caches_intel.
20342 2007-03-01 Richard Henderson <rth@redhat.com>
20344 * expr.c (emit_move_complex_push): Export.
20345 (emit_move_complex_parts): Split out from ...
20346 (emit_move_complex): ... here.
20347 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
20348 * config/i386/i386.md (movcdi): New.
20350 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
20352 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
20353 size of mode1 to check for tieable modes in MMX case.
20355 2007-03-01 Richard Sandiford <richard@codesourcery.com>
20357 * Makefile.in (rtlanal.o): Depend on tree.h.
20358 * rtl.h (offset_within_section_p, split_const): Declare.
20359 * rtlanal.c: Include tree.h.
20360 (offset_within_block_p): New function, taken from
20361 mips_offset_within_object_p.
20362 (split_const): New function, taken from mips_split_const.
20363 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
20365 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
20366 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
20367 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
20368 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
20369 (m68k_illegitimate_symbolic_constant_p): New function.
20370 * config/m68k/m68k.md (movsi): Remove misleading predicates.
20371 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
20372 symbolic constant that might be outside the symbol's section,
20373 move the symbol first and then add the offset.
20374 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
20376 * config/mips/mips.c (mips_split_const): Delete.
20377 (mips_offset_within_object_p): Delete.
20378 (mips_symbolic_constant_p): Use offset_within_section_p and
20379 split_const instead of mips_offset_within_object_p and
20381 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
20382 (mips_legitimize_const_move, print_operand_reloc)
20383 (mips_dangerous_for_la25_p): Use split_const instead of
20386 2007-02-28 Eric Christopher <echristo@apple.com>
20388 * Makefile.in (install-include-dir): Don't rm -rf include.
20390 2007-02-28 Richard Guenther <rguenther@suse.de>
20392 PR middle-end/30364
20393 * fold-const.c (fold_binary): Do not associate expressions
20394 with more than one variable for integer types that do not wrap.
20396 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
20398 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
20399 Delete, and replace with...
20400 (fold_builtin_call_array): This. Update callers to use it.
20401 * fold-const.c (fold_build_call_list): Delete, and replace with...
20402 (fold_build_call_array): This.
20403 (fold_build_call_list_initializer): Delete, and replace with...
20404 (fold_build_call_array_initializer): This.
20405 * tree.h: Update declarations to reflect above changes.
20407 * c-typeck.c (build_function_call): Store converted arguments
20408 in a stack-allocated array instead of building a list.
20409 (convert_arguments): Store arguments in the array passed in as an
20410 argument, and return the actual number of arguments.
20411 * c-format.c: (check_function_format): Pass arguments in an
20412 array instead of a list.
20413 * c-common.c (check_function_nonnull): Likewise.
20414 (check_function_sentinel): Likewise.
20415 (check_function_arguments): Likewise.
20416 * c-common.h: Update declarations to reflect above changes.
20418 2007-02-28 Jan Hubicka <jh@suse.cz>
20420 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
20421 PRED_NEGATIVE_RETURN): Update outcomes.
20423 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
20425 * calls.c (emit_library_call_value_1): Handle partial registers
20426 correctly when building up CALL_INSN_FUNCTION_USAGE.
20428 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20430 * pa/predicates.md (move_src_operand): Allow zero for mode.
20431 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
20434 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
20437 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
20438 *movv2df_internal): Enable pattern only for valid operand
20440 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
20441 tie only 128bit modes. For MMX registers, tie only 64bit modes.
20443 2007-02-27 Mike Stump <mrs@apple.com>
20445 * config/darwin-crt3.c: Avoid compilation when compiling for a
20448 2007-02-27 Joseph Myers <joseph@codesourcery.com>
20450 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
20452 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
20453 for fixed headers and limits.h.
20454 (install-include-dir, install-headers-tar, install-headers-cpio,
20455 install-headers-cp, real-install-headers-tar,
20456 real-install-headers-cpio, real-install-headers-cp): Handle
20457 include-fixed as well as include.
20458 (install-mkheaders): Don't install files that go only in include
20460 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
20461 from GCC_INCLUDE_DIR.
20462 * gcc.c (process_command): Remove special -BstageN/ handling.
20463 (do_spec_1): Add include-fixed directories.
20465 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20467 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
20469 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
20471 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
20474 2007-02-27 Mark Mitchell <mark@codesourcery.com>
20476 * c-common.c (get_priority): Add check for
20477 SUPPORTS_INIT_PRIORITY.
20479 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20481 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
20483 * config/bfin/bfin.c: Include "cfglayout.h".
20484 (MAX_LSETUP_DISTANCE): New macro.
20485 (struct loop_info): New members incoming, incoming_src and
20486 incoming_dest. Delete member predecessor.
20487 (length_for_loop): New function.
20488 (bfin_optimize_loop): Handle more different loop structures.
20489 (bfin_discover_loop): Rework detection of predecessor blocks by
20490 examining incoming edges.
20491 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
20493 (bfin_reorder_loops): New function.
20494 (bfin_reorg_loops): Use these three new functions.
20496 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
20497 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
20498 (CONSTRAINT_LEN): Add entry for 'q'.
20499 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
20500 Add 'q' constraints.
20501 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
20502 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
20504 * config/bfin/bfin.md (add_with_carry): New pattern.
20505 (s_or_u, su_optab, su_modifier): New code macros/attrs.
20506 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
20507 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
20508 support unsigned multiplies too. Removed incorrect commutativity from
20509 operand 1 constraint where appropriate.
20510 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
20512 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
20513 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
20515 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
20516 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
20517 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
20518 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
20519 usmulhisi_hh_huh): New patterns.
20521 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
20522 lshifthi3): Fix output template to use half reg for operand 2.
20524 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
20527 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
20529 2007-02-27 Andreas Schwab <schwab@suse.de>
20531 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
20533 2007-02-27 Jan Hubicka <jh@suse.cz>
20535 * predict.c (last_basic_block_p): Remove.
20536 (tree_estimate_probability): Update return heuristic for commonized
20539 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20541 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
20543 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
20545 * doc/include/gcc-common.texi (versionsubtitle): New macro.
20546 * doc/cpp.texi: Standardize title page.
20547 * doc/cppinternals.texi: Likewise.
20548 * doc/gcc.texi: Standardize title page, remove version number
20549 from copyright page.
20550 * doc/gccint.texi: Likewise.
20551 * doc/install.texi: Standardize title page, add table of
20554 2007-02-26 Jan Hubicka <jh@suse.cz>
20556 * predict.def: Set outcomes according to more recent results.
20557 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
20558 Remove dead predictors.
20559 * predict.c (return_prediction): Fix pasto.
20561 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
20563 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
20564 change; avoid a memory leak when returning early.
20566 2007-02-26 Mark Mitchell <mark@codesourcery.com>
20568 * c-decl.c (static_ctors): Move to c-common.c.
20569 (static_dtors): Likewise.
20570 (finish_function): Use c_record_cdtor_fn.
20571 (build_cdtor): Move to c-common.c.
20572 (c_write_global_declarations): Use c_build_cdtor_fns.
20573 * c-common.h (static_ctors): Declare.
20574 (static_dtors): Likewise.
20575 (c_record_cdtor_fn): Likewise.
20576 (c_build_cdtor_fns): Likewise.
20577 * c-common.c (static_ctors): New variable.
20578 (static_dtors): Likewise.
20579 (c_record_cdtor_fn): New function.
20580 (build_cdtor): Move from c-decl.c
20581 (c_build_cdtor_fns): New function.
20583 * output.h (assemble_addr_to_section): Declare.
20584 (get_cdtor_priority_section): Likewise.
20585 * varasm.c (assemble_addr_to_section): New function.
20586 (get_cdtor_priority_section): Likewise.
20587 (default_named_section_asm_out_destructor): Use them.
20588 (destor_dtor_section_asm_out_destructor): Likewise.
20589 (default_named_section_asm_out_constructor): Likewise.
20590 (default_ctor_section_asm_out_constructor): Likewise.
20591 * config.gcc (*-*-vxworks*): Include vxworks.o.
20592 * config/t-vxworks (vxworks.o): New target.
20593 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
20594 (TARGET_ASM_CONSTRUCTOR): Define.
20595 (TARGET_ASM_DESTRUCTOR): Likewise.
20596 (vxworks_asm_out_constructor): Declare.
20597 (vxworks_asm_out_destructor): Likewise.
20599 * c-common.c (get_priority): Check that we have not just an
20600 INTEGER_CST, but an integer constant with integeral type.
20602 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
20604 PR tree-optimization/30938
20605 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
20606 use &dt[nargs-1] instead of &dt[nargs] in the call to
20607 vect_is_simple_use().
20609 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
20611 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
20612 from register elimination as PRE_MODIFY / POST_MODIFY increments.
20613 Do not attempt to handle MEM inside auto-inc expressions.
20614 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
20615 of a register modified by an auto-inc expression. However, do handle
20616 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
20617 (elimination_effects): Prohibit elimination of a register modified
20618 by an auto-inc expression. Disable register elimination rules whose
20619 target register is modified by an auto-inc expression with variable
20622 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
20624 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
20626 (array_at_struct_end_p): New function.
20627 (idx_infer_loop_bounds): Use it.
20628 (estimate_numbers_of_iterations_loop): Export.
20629 * predict.c (predict_loops): Use estimated_loop_iterations_int.
20630 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
20631 (tree_estimate_probability): Call record_loop_exits.
20632 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
20633 (estimated_loop_iterations, estimated_loop_iterations_int,
20634 estimated_loop_iterations_tree): New functions.
20635 (analyze_siv_subscript_cst_affine,
20636 compute_overlap_steps_for_affine_1_2,
20637 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
20638 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
20639 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
20640 (PRED_LOOP_ITERATIONS_GUESSED): New.
20641 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
20642 * cfgloop.h (estimate_numbers_of_iterations_loop,
20643 estimated_loop_iterations_int): Declare.
20645 2007-02-25 Mark Mitchell <mark@codesourcery.com>
20647 * doc/extend.texi: Document optional priority argument to
20648 constructors and destructors.
20649 * tree.c (init_priority_for_decl): Adjust GTY markers.
20650 (init_ttree): Use priority-info hash functions for
20651 init_priority_for_decl.
20652 (tree_map_eq): Rename to ...
20653 (tree_map_base_eq): ... this.
20654 (tree_map_marked_p): Rename to ...
20655 (tree_map_base_marked_p): ... this.
20656 (tree_map_base_hash): New function.
20657 (decl_init_priority_lookup): Rework.
20658 (decl_fini_priority_lookup): New function.
20659 (decl_priority_info): New function.
20660 (decl_init_priority_insert): Use it.
20661 (decl_fini_priority_insert): Likewise.
20662 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
20664 (decl_restrict_base_insert): Likewise.
20665 (decl_debug_expr_insert): Likewise.
20666 (decl_value_expr_lookup): Likewise.
20667 (decl_value_expr_insert): Likewise.
20668 * tree.h (priority_type): New type.
20669 (decl_init_priority_lookup): Use priority_type.
20670 (decl_fini_priority_lookup): New function.
20671 (decl_init_priority_insert): Use priority_type.
20672 (decl_fini_priority_insert): New function.
20673 (DECL_HAS_INIT_PRIORITY): Tweak comments.
20674 (DECL_INIT_PRIORITY): Likewise.
20675 (SET_DECL_INIT_PRIORITY): Add comment.
20676 (DECL_FINI_PRIORITY): New macro.
20677 (SET_DECL_FINI_PRIORITY): Likewise.
20678 (DEFAULT_INIT_PRIORITY): Document.
20679 (MAX_INIT_PRIORITY): Likewise.
20680 (MAX_RESERVED_INIT_PRIORITY): Likewise.
20681 (tree_map_base): New type.
20682 (tree_map_base_eq): New function.
20683 (tree_map_base_hash): Likewise.
20684 (tree_map_base_marked_p): Likewise.
20685 (tree_map): Inherit from tree_map_base.
20686 (tree_map_eq): Make it a macro.
20687 (tree_map_marked_p): Likewise.
20688 (tree_int_map): Inherit from tree_map_base.
20689 (tree_int_map_eq): Make it a macro.
20690 (tree_int_map_hash): Likewise.
20691 (tree_int_map_marked_p): Likewise.
20692 (tree_priority_map): New type.
20693 (tree_priority_map_eq): New macro.
20694 (tree_priority_map_hash): Likewise.
20695 (tree_priority_map_marked_p): Likewise.
20696 * varasm.c (emults_decl): Adjust for refactoring of tree_map
20698 (emutls_common_1): Likewise.
20699 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
20700 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
20701 of tree_map hierarchy.
20702 * tree-cfg.c (move_stmt_r): Likewise.
20703 (new_label_mapper): Likewise.
20704 * c-tree.h (c_expand_body): Move to ...
20705 * c-common.h (c_expand_body): ... here.
20706 * c-decl.c (c_expand_body): Move to ...
20707 * c-common.c (c_expand_body): ... here.
20708 (c_common_attribute_table): Allow 1 argument for the constructor
20709 and destructor attributes.
20710 (get_priority): New function.
20711 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
20712 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
20714 2007-02-24 Jan Hubicka <jh@suse.cz>
20716 PR middle-end/30509
20717 * tree-inline.c (copy_bb): Produce exact copy of EH info when
20718 copying for inlining.
20720 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20721 Jan Hubicka <jh@suse.cz>
20724 * i386.c (counter_mode): New function.
20725 (expand_set_or_movmem_via_loop): Use it.
20726 (expand_movmem_epilogue): Likewise; fix pasto.
20727 (ix86_expand_movmem): Do emit guard even for constant counts.
20728 (ix86_expand_setmem): Likewise.
20730 2007-02-25 Nick Clifton <nickc@redhat.com>
20732 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
20733 (JUMP_TABLES_IN_TEXT_SECTION): Define.
20735 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
20738 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
20739 count argument with 0x10, not with 0x16.
20740 (expand_setmem_epilogue): Ditto.
20742 2007-02-24 Mike Stump <mrs@apple.com>
20744 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
20747 2007-02-24 Richard Guenther <rguenther@suse.de>
20749 PR middle-end/30951
20750 * fold-const.c (fold_binary): Fold x +- CST op x for
20751 EQ_EXPR and NE_EXPR.
20753 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20755 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
20757 2007-02-24 Jan Hubicka <jh@suse.cz>
20759 * cgraphunit.c (decide_is_function_needed): Honor
20760 -fkeep-inline-functions.
20762 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20764 * builtins.c (fold_builtin_modf): New.
20765 (fold_builtin_2): Use it.
20767 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
20769 * loop-iv.c (implies_p): Detect additional cases where A implies B.
20770 (determine_max_iter): Take additional LOOP arg; all callers changed.
20771 Lose broken logic dealing with PLUS. Try to limit the upper bound by
20772 one using simplifications.
20773 (simplify_using_initial_values): Return if the expression becomes
20774 invalid due to altered regs.
20776 2007-02-23 DJ Delorie <dj@redhat.com>
20778 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
20780 2007-02-23 Mike Stump <mrs@apple.com>
20782 * tlink.c (scan_linker_output): Parse linker messages from
20783 darwin9's linker better.
20785 2007-02-23 Steve Ellcey <sje@cup.hp.com>
20788 * varpool.c (varpool_assemble_pending_decls): Set
20789 varpool_last_needed_node to null.
20791 2007-02-23 DJ Delorie <dj@redhat.com>
20793 * config/i386/i386.c (ix86_data_alignment): Don't specify an
20794 alignment bigger than the object file can handle.
20796 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20799 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
20800 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
20801 (*movsf_1): Penalize MMX moves.
20803 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
20805 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
20806 2^32-1 or more times unless flag_unsafe_loop_optimizations.
20808 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20810 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20812 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
20813 (fold_builtin_1): Use them.
20814 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
20815 BUILT_IN_SIGNIFICAND.
20817 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
20819 * config/i386/i386.c (bdesc_1arg): Initialize
20820 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
20821 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20822 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
20823 and IX86_BUILTIN_MOVSLDUP.
20825 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
20827 PR rtl-optimization/30841
20828 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
20830 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20832 * builtins.c (fold_builtin_frexp): New.
20833 (fold_builtin_2): Use it.
20835 2007-02-22 Mark Mitchell <mark@codesourcery.com>
20837 * doc/invoke.texi (Spec Files): Document getenv spec function.
20839 * gcc.c (getenv_spec_function): New function.
20840 (static_spec_functions): Add it.
20841 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
20842 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
20845 2007-02-22 Michael Matz <matz@suse.de
20848 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
20849 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
20851 2007-02-22 Ian Lance Taylor <iant@google.com>
20854 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
20855 (mem_loc_descriptor): Call it.
20857 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
20858 Ira Rosen <irar@il.ibm.com>
20860 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
20862 2007-02-22 Ira Rosen <irar@il.ibm.com>
20864 PR tree-optimization/30843
20865 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
20866 stores only after all the group is vectorized.
20868 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
20870 PR tree-optimization/30858
20871 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
20872 in the reduction cycle have a single use in the loop.
20873 * tree-vectorizer.h (relevant): Add documentation.
20875 2007-02-20 Mike Stump <mrs@apple.com>
20877 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
20878 * configure: Regenerate.
20880 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20882 Change the defaults of some parameters and options.
20883 * config/spu/spu-protos.h (spu_optimization_options): Declare.
20884 * config/spu/spu.c (spu_optimization_options): Add.
20885 (spu_override_options): Change params in spu_optimization_options.
20886 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
20888 Register 127 is only 16 byte aligned when used as a frame pointer.
20889 * config/spu/spu-protos.h (spu_init_expanders): Declare.
20890 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
20891 HARD_FRAME_POINTER_REGNUM.
20892 (spu_legitimate_address): Use regno_aligned_for_reload.
20893 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
20894 aligned when frame_pointer_needed is true.
20895 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
20897 * config/spu/spu.h (INIT_EXPANDERS): Define.
20899 Make sure shift and rotate instructions have valid immediate operands.
20900 * config/spu/predicates.md (spu_shift_operand): Remove.
20901 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
20902 * config/spu/constraints.md (W, O): Extend range.
20903 * config/spu/spu.md (umask, nmask): Define.
20904 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
20905 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
20906 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
20907 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
20908 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
20909 (lshr<mode>3_reg): Fix rtl description.
20911 Make sure mulhisi immediate operands are valid.
20912 * config/spu/predicates.md (imm_K_operand): Add.
20913 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
20915 Generate constants using fsmbi and andi.
20916 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
20917 (print_operand, spu_split_immediate, classify_immediate,
20918 fsmbi_const_p): Handle IC_FSMBI2.
20920 Correctly handle a CONST_VECTOR containing symbols.
20921 * config/spu/spu.c (print_operand): Handle HIGH correctly.
20922 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
20923 (immediate_load_p): Allow symbols that use 2 instructions to create.
20924 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
20925 with symbols when flag_pic is set.
20926 (const_vector_immediate_p): New.
20927 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
20928 accept a CONST_VECTOR with symbols.
20929 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
20930 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
20932 * config/spu/spu.md (high, low): Delete.
20933 (low_<mode>): Define.
20935 Remove INTRmode and INTR_REGNUM, which didn't work.
20936 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
20938 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
20939 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
20940 peephole2 pattern): Don't use INTR or 131.
20941 (movintrcc): Delete.
20942 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
20943 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
20944 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
20945 (UNSPEC_SET_INTR): Add.
20946 * config/spu/spu-modes.def (INTR): Remove.
20948 More accurate warnings about run-time relocations.
20949 * config/spu/spu.c (reloc_diagnostic): Test in_section.
20951 Correctly warn about immediate arguments to specific intrinsics.
20952 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
20953 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
20954 the instruction predicate.
20956 Fix tree check errors with latest update.
20957 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
20959 (spu_expand_builtin): Use CALL_EXPR_FN.
20961 Add missing specific intrinsics.
20962 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
20964 * config/spu/spu_internals.h: Ditto.
20966 Fix incorrect operand modifiers.
20967 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
20968 * config/spu/spu.md (xor<mode>3): Change %S to %J.
20970 Optimize one case of zero_extend of a vec_select.
20971 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
20973 Accept any immediate for hbr.
20974 * config/spu/spu.md (hbr): Change s constraints to i.
20976 2007-02-21 Paul Brook <paul@codesourcery.com>
20978 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
20979 condexec_count when skipping USE and CLOBBER.
20981 2007-02-21 Nick Clifton <nickc@redhat.com>
20983 * common.opt (Warray-bounds): Add Warning attribute.
20984 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
20986 (fsized-zeroes): Add Optimization attribute.
20987 (fsplit-wide-types, ftree-scev-cprop): Likewise.
20988 * c.opt (Wc++0x-compat): Add Warning attribute.
20990 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
20992 PR middle-end/30761
20993 * reload1.c (eliminate_regs_in_insn): In the single_set special
20994 case, attempt to re-recognize the insn before falling back to
20995 having reload fix it up.
20997 2007-02-20 Eric Christopher <echristo@gmail.com>
20999 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
21000 Rewrite accordingly.
21001 (frv_read_iacc_argument): Ditto.
21002 (frv_expand_set_builtin): Take a call instead of arglist, update for
21004 (frv_expand_unop_builtin): Ditto.
21005 (frv_expand_binop_builtin): Ditto.
21006 (frv_expand_cut_builtin): Ditto.
21007 (frv_expand_binopimm_builtin): Ditto.
21008 (frv_expand_voidbinop_builtin): Ditto.
21009 (frv_expand_int_void2arg): Ditto.
21010 (frv_expand_prefetches): Ditto.
21011 (frv_expand_voidtriop_builtin): Ditto.
21012 (frv_expand_voidaccop_builtin): Ditto.
21013 (frv_expand_load_builtin): Ditto.
21014 (frv_expand_store_builtin): Ditto.
21015 (frv_expand_mdpackh_builtin): Ditto.
21016 (frv_expand_mclracc_builtin): Ditto.
21017 (frv_expand_mrdacc_builtin): Ditto.
21018 (frv_expand_mwtacc_builtin): Ditto.
21019 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
21022 2007-02-20 Janis Johnson <janis187@us.ibm.com>
21024 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
21025 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
21027 (HAVE_GAS_DFP): Check for assembler support of decimal floating
21028 point instructions.
21029 * configure: Regenerate.
21030 * config.in: Regenerate.
21031 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
21032 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
21033 masks to power6 and power6x and to POWERPC_MASKS.
21034 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21036 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
21037 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
21038 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
21039 Access PROTOTYPE as variable, not mask.
21041 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21043 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
21044 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
21045 * combine.c (adjust_for_new_dest): Use it.
21046 * postreload.c (reload_combine): Likewise.
21048 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
21050 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
21051 notes on an insn with multiple sets, even if single_set returns
21052 non-NULL for that insn.
21054 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21056 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
21057 scalbn and scalbln.
21059 2007-02-20 Geoffrey Keating <geoffk@apple.com>
21061 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
21062 if user didn't pass it.
21063 * config/i386/darwin.h (CC1_SPEC): Likewise.
21064 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
21065 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
21066 -mmacosx-version-min.
21068 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21069 Uros Bizjak <ubizjak@gmail.com>
21071 * optabs.h (enum optab_index): Add new OTI_scalb.
21072 (scalb_optab): Define corresponding macro.
21073 * optabs.c (init_optabs): Initialize scalb_optab.
21074 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
21076 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
21077 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
21078 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
21079 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
21080 flag_unsafe_math_optimizations is set.
21082 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
21083 to implement scalbf, scalb and scalbl built-ins as inline x87
21086 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21087 DJ Delorie <dj@redhat.com>
21090 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
21091 (diagnostic_report_diagnostic): ... here, and turn them into real
21092 errors. If warnings are inhibited, no need to do anything.
21094 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
21096 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
21097 better code generation.
21099 2007-02-20 Ben Elliston <bje@au.ibm.com>
21101 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
21103 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
21105 * config/alpha/alpha.c, config/alpha/alpha.md,
21106 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
21107 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
21108 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
21109 config/arm/lib1funcs.asm: Follow spelling conventions.
21111 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
21112 config/fr30/fr30.md, config/i386/i386.h,
21113 config/iq2000/iq2000.h, config/iq2000/predicates.md,
21114 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
21115 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
21116 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
21117 config/rs6000/altivec.md, config/rs6000/rs6000.c,
21118 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
21119 config/sparc/sparc.c, config/sparc/sparc.h,
21120 config/sparc/sparc.md, config/spu/constraints.md,
21121 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
21124 2007-02-20 Alan Modra <amodra@bigpond.net.au>
21127 * varasm.c (use_blocks_for_decl_p): Return false for decls with
21130 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21132 * doc/invoke.texi (-ftree-lrs): Remove.
21134 2007-02-19 Diego Novillo <dnovillo@redhat.com>
21136 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
21139 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
21141 * config/ia64/ia64.c (ia64_expand_builtin): Use the
21142 new CALL_EXPR_FN macro for retrieving the function
21143 declaration of the input expression.
21145 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21147 * c.opt (Waddress): New.
21148 * common.opt (Walways-true): Delete.
21149 (Wstring-literal-comparison): Delete.
21150 * doc/invoke.texi (Warning Options): Delete -Walways-true and
21151 -Wstring-literal-comparison. Add -Waddress.
21153 (Walways-true): Delete.
21154 (Wstring-literal-comparison): Delete.
21155 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
21156 consistently instead of -Walways-true in example.
21157 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
21158 * c-typeck.c (parser_build_binary_op): Replace
21159 -Wstring-literal-comparison and -Walways-true with -Waddress.
21160 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
21163 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21165 * tree-cfg.c (dump_function_to_file): Be prepared for functions
21166 without DECL_STRUCT_FUNCTION initialized.
21168 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
21170 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
21171 due to calls to functions taking pointers as parameters.
21173 2007-02-19 Richard Henderson <rth@redhat.com>
21176 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
21179 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
21181 * config/s390/s390.c (s390_call_saved_register_used,
21182 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
21183 accessed to the new scheme.
21185 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
21187 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
21188 (cris_print_index, cris_print_operand, cris_print_operand_address)
21189 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
21190 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
21191 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
21192 GET_CODE () == xxx.
21193 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
21194 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
21195 GO_IF_LEGITIMATE_ADDRESS): Ditto.
21196 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
21197 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
21198 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
21199 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
21200 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
21201 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
21202 (uminsi3, call, call_value): Ditto.
21203 (define_split: indir_to_reg_split, unnamed): Ditto.
21205 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
21207 PR tree-optimization/30975
21208 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
21211 2007-02-18 Eric Christopher <echristo@gmail.com>
21213 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
21214 Remove use of arglist.
21215 (mips_expand_builtin): Remove use of arglist, pass in expr.
21216 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
21217 (mips_expand_builtin_movtf): Ditto.
21218 (mips_expand_builtin_compare): Ditto.
21220 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21222 * tree-sra.c (sra_build_assignment): Replace assertion
21223 checking with a comment explaining why it can't be done.
21225 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
21227 PR middle-end/30833
21228 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
21229 during CALL_EXPR representation conversion.
21230 * tree-ssa-propagate.c (set_rhs): Likewise.
21232 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
21234 * tree-sra.c (sra_build_assignment): Disable assertion checking
21237 2007-02-18 Roger Sayle <roger@eyesopen.com>
21239 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
21240 instead of calling build2 with a GIMPLE_MODIFY_STMT.
21241 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
21243 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
21244 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
21245 gimplify_init_ctor_eval_range, gimple_push_cleanup,
21246 gimplify_omp_for, gimplify_omp_atomic_pipeline,
21247 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
21248 force_gimple_operand): Likewise.
21249 * ipa-cp.c (constant_val_insert): Likewise.
21250 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
21251 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
21252 perfect_nestify): Likewise.
21253 * langhooks.c (lhd_omp_assignment): Likewise.
21254 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
21255 lower_copyprivate_clauses, lower_send_clauses,
21256 lower_send_shared_vars, expand_parallel_call,
21257 expand_omp_for_generic, expand_omp_for_static_nochunk,
21258 expand_omp_for_static_chunk, expand_omp_sections,
21259 lower_omp_single_copy, lower_omp_for_lastprivate,
21260 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
21261 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21262 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
21265 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
21267 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
21268 config/sh/sh.md: Follow spelling conventions.
21270 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
21271 config/frv/predicates.md: Follow spelling conventions.
21273 * config/m68k/linux-unwind.h: Fix a comment typo.
21274 * target.h: Follow spelling conventions.
21276 2007-02-18 Roger Sayle <roger@eyesopen.com>
21278 PR rtl-optimization/28173
21279 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
21280 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
21281 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
21282 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
21283 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
21285 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21287 * builtins.c (fold_builtin_load_exponent): New.
21288 (fold_builtin_2): Use it.
21290 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
21292 PR rtl-optimization/30773
21293 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
21294 if we fail to attach a REG_EQUIV note.
21296 2007-02-18 David Edelsohn <edelsohn@gnu.org>
21297 Roger Sayle <roger@eyesopen.com>
21299 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
21301 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
21303 * calls.c (initialize_argument_information): Pass original EXP
21304 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
21305 code to split complex arguments here, as part of initializing the
21307 (expand_call): Remove code that builds a list of arguments and
21308 inserts implicit arguments into it. Instead, just count how many
21309 implicit arguments there will be so we can determine the size of
21310 the ARGS array, and let initialize_argument_information do the work.
21311 (split_complex_values): Delete unused function.
21313 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
21315 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
21317 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
21319 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
21320 for arg pointer based indexed addressing.
21322 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21324 * config/ia64/ia64.h, config/ia64/ia64.md,
21325 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
21326 spelling conventions.
21328 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21330 * config/m68k/m68k.c (split_di): New.
21331 * config/m68k/m68k-protos.h: Declare split_di.
21332 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
21333 Improve predicate handling and split constant shifts.
21335 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21337 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
21338 parameter for register bitfield operations, general predicates
21341 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
21343 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
21344 * config/m68k/linux-unwind.h: New file.
21346 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
21348 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
21349 config/i386/athlon.md, config/ia64/ia64.md,
21350 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
21351 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
21352 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
21353 tree-ssa-loop-niter.c, tree-vect-analyze.c,
21354 tree-vect-transform.c: Fix comment typos.
21356 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
21358 * sched-deps.c (find_insn_list): Remove.
21359 * sched-int.h: Remove the prototype for find_insn_list.
21361 2007-02-16 Geoffrey Keating <geoffk@apple.com>
21363 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
21365 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
21366 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
21367 darwin_rs6000_override_options.
21368 (C_COMMON_OVERRIDE_OPTIONS): Expect
21369 darwin_macosx_version_min to be non-NULL always.
21370 (TARGET_C99_FUNCTIONS): Likewise.
21371 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
21372 (DARWIN_MINVERSION_SPEC): New.
21373 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
21374 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
21376 (DARWIN_MINVERSION_SPEC): New.
21377 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
21379 * config/darwin-c.c (darwin_cpp_builtins): Expect
21380 darwin_macosx_version_min to be non-NULL always.
21382 * config/rs6000/rs6000.c: Clean up trailing whitespace.
21384 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
21386 * config/i386/i386.h (x86_use_xchgb): New.
21387 (TARGET_USE_XCHGB): New macro.
21388 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
21389 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
21390 Split after reload into bswaphi for shifts of 8.
21391 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
21392 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
21393 or when optimizing for size.
21395 2007-02-16 Richard Guenther <rguenther@suse.de>
21396 Christian Bruel <christian.bruel@st.com>
21398 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
21399 DECLs but prefer SSA_NAMEs over DECLs.
21401 2007-02-16 Richard Guenther <rguenther@suse.de>
21403 * tree-flow-inline.h (single_imm_use_p): Remove.
21404 (zero_imm_uses_p): Likewise.
21405 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
21406 instead of single_imm_use_p.
21407 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
21410 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21413 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
21414 nested double- and backquotes.
21416 2007-02-15 Roger Sayle <roger@eyesopen.com>
21418 PR middle-end/30391
21419 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
21420 should be unreachable.
21421 (build2_stat): Allow construction of MODIFY_EXPR at any time.
21422 For the time being redirect GIMPLE_MODIFY_STMT to the new
21423 (renamed) build_gimple_modify_stmt_stat.
21424 (build2_gimple_stat): Rename to...
21425 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
21426 Always build a GIMPLE_MODIFY_STMT node.
21427 * tree.h (build2_gimple, build2_gimple_stat): Delete.
21428 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
21431 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
21432 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
21433 * tree-complex.c (set_component_ssa_name, expand_complex_move,
21434 expand_complex_div_wide): Likewise.
21435 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
21436 * tree-ssa-loop-im.c (schedule_sm): Likewise.
21437 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
21438 * tree-ssa-loop-manip.c (create_iv): Likewise.
21439 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
21440 abs_replacement): Likewise.
21441 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
21442 realify_fake_stores): Likewise.
21444 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
21445 node rather than a GIMPLE_MODIFY_STMT node.
21446 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
21447 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
21449 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
21450 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
21451 GIMPLE_MODIFY_STMT.
21453 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21455 PR middle-end/30433
21456 * fold-const.c (fold_comparison): Add back the
21457 folding of constant complex comparisions.
21459 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
21461 PR middle-end/30729
21462 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
21463 effects unknown to this function, return early.
21465 2007-02-15 Ian Lance Taylor <iant@google.com>
21467 * lower-subreg.c (move_eh_region_note): New static function.
21468 (resolve_simple_move): Call it.
21469 (decompose_multiword_subregs): Track blocks for which we resolve a
21470 simple move which is also a control flow insn. Pass them to
21471 find_many_sub_basic_blocks.
21472 (pass_lower_subreg): Add TODO_verify_flow.
21473 (pass_lower_subreg2): Likewise.
21475 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21476 Brooks Moses <brooks.moses@codesourcery.com>
21477 Lee Millward <lee.millward@codesourcery.com>
21479 * tree.h (enum tree_code_class): Add tcc_vl_exp.
21480 (VL_EXP_CLASS_P): New.
21481 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
21483 (TREE_OPERAND_CHECK_CODE): Likewise.
21484 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
21485 (TREE_RTL_OPERAND_CHECK): Likewise.
21486 (tree_operand_check_failed): Make second parameter the whole tree
21487 instead of its code. Fixed callers.
21488 (VL_EXP_CHECK): New.
21489 (TREE_OPERAND_LENGTH): New.
21490 (VL_EXP_OPERAND_LENGTH): New.
21491 (CALL_EXPR_FN): New.
21492 (CALL_EXPR_STATIC_CHAIN): New.
21493 (CALL_EXPR_ARGS): New.
21494 (CALL_EXPR_ARG): New.
21495 (call_expr_nargs): New.
21496 (CALL_EXPR_ARGP): New.
21497 (build_nt_call_list): Declare.
21498 (build_vl_exp_stat): Declare.
21499 (build_vl_exp): New.
21500 (build_call_list): Declare.
21501 (build_call_nary): Declare.
21502 (build_call_valist): Declare.
21503 (build_call_array): Declare.
21504 (call_expr_arg): Declare.
21505 (call_expr_argp): Declare.
21506 (call_expr_arglist): Declare.
21507 (fold_build_call_list): Declare.
21508 (fold_build_call_list_initializer): Declare.
21509 (fold_call_expr): Declare to replace fold_builtin.
21510 (fold_builtin_fputs): Update to agree with modified definition.
21511 (fold_builtin_strcpy): Likewise.
21512 (fold_builtin_strncpy): Likewise.
21513 (fold_builtin_memory_chk): Likewise.
21514 (fold_builtin_stxcpy_chk): Likewise.
21515 (fold_builtin_strncpy_chk): Likewise.
21516 (fold_builtin_next_arg): Likewise.
21517 (fold_build_call_expr): Declare.
21518 (fold_builtin_call_list): Declare.
21519 (fold_builtin_call_valist): Declare.
21520 (build_call_expr): Declare.
21521 (validate_arglist): Update to agree with modified definition.
21522 (tree_operand_length): New.
21523 (call_expr_arg_iterator): New.
21524 (init_call_expr_arg_iterator): New.
21525 (next_call_expr_arg): New.
21526 (first_call_expr_arg): New.
21527 (more_call_expr_args_p): New.
21528 (FOR_EACH_CALL_EXPR_ARG): New.
21530 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
21531 and tcc_gimple_stmt.
21532 (tree_code_size): Update documentation. Use sizeof (tree) rather
21533 than sizeof (char *).
21534 (tree_size): Likewise. Add case for tcc_vl_exp.
21535 (tree_node_structure): Add case for tcc_vl_exp.
21536 (contains_placeholder_p): Likewise.
21537 (substitute_in_expr): Likewise.
21538 (substitute_placeholder_in_expr): Likewise.
21539 (stabilize_reference_1): Likewise.
21540 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
21541 to diagnose breakage of this interface for constructing CALL_EXPRs.
21542 (build_nt): Add similar assertion here.
21543 (build_nt_call_list): New.
21544 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
21545 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
21547 (get_callee_fndecl): Use new CALL_EXPR accessors.
21548 (tree_operand_check_failed): Change parameters to pass entire node
21549 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
21550 (process_call_operands): New.
21551 (build_vl_exp_stat): New.
21552 (build_call_list): New.
21553 (build_call_nary): New.
21554 (build_call_valist): New.
21555 (build_call_array): New.
21556 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21557 (call_expr_arglist): New.
21559 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
21560 tcc_vl_exp instead of a fixed-size tcc_expression.
21562 * doc/c-tree.texi (CALL_EXPR): Document new representation and
21563 accessors for CALL_EXPRs.
21564 (AGGR_INIT_EXPR): Likewise.
21566 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21567 Brooks Moses <brooks.moses@codesourcery.com>
21568 Lee Millward <lee.millward@codesourcery.com>
21570 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
21571 (expand_builtin_nonlocal_goto): Change parameter to be entire
21572 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
21573 (expand_builtin_prefetch): Likewise.
21574 (expand_builtin_classify_type): Likewise.
21575 (mathfn_built_in): Return NULL_TREE instead of 0.
21576 (expand_errno_check): Use new CALL_EXPR accessors.
21577 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
21578 Return NULL_RTX instead of 0.
21579 (expand_builtin_mathfn_2): Likewise.
21580 (expand_builtin_mathfn_3): Likewise.
21581 (expand_builtin_interclass_mathfn): Likewise.
21582 (expand_builtin_sincos): Likewise.
21583 (expand_builtin_cexpi): Likewise.
21584 (expand_builtin_int_roundingfn): Likewise.
21585 (expand_builtin_int_roundingfn_2): Likewise.
21586 (expand_builtin_pow): Likewise.
21587 (expand_builtin_powi): Likewise.
21588 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
21589 of arglist, fixing callers appropriately. Use new CALL_EXPR
21590 accessors and constructors. Return NULL_RTX instead of 0.
21591 (expand_builtin_strstr): Likewise.
21592 (expand_builtin_strchr): Likewise.
21593 (expand_builtin_strrchr): Likewise.
21594 (expand_builtin_strpbrk): Likewise.
21595 (expand_builtin_memcpy): Likewise.
21596 (expand_builtin_mempcpy): Likewise.
21597 (expand_builtin_mempcpy_args): New.
21598 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
21599 (expand_builtin_memmove_args): New.
21600 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
21601 (expand_movstr): Likewise.
21602 (expand_builtin_strcpy): Likewise.
21603 (expand_builtin_strcpy_args): New.
21604 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
21605 (expand_builtin_strncpy): Likewise.
21606 (expand_builtin_memset): Likewise.
21607 (expand_builtin_memset_args): New.
21608 (expand_builtin_bzero): Similarly to expand_builtin_memset.
21609 (expand_builtin_memcmp): Likewise.
21610 (expand_builtin_strcmp): Likewise.
21611 (expand_builtin_strncmp): Likewise.
21612 (expand_builtin_strcat): Likewise.
21613 (expand_builtin_strncat): Likewise.
21614 (expand_builtin_strspn): Likewise.
21615 (expand_builtin_strcspn): Likewise.
21616 (expand_builtin_args_info): Likewise.
21617 (expand_builtin_va_start): Likewise.
21618 (gimplify_va_arg_expr): Likewise.
21619 (expand_builtin_va_end): Likewise.
21620 (expand_builtin_va_copy): Likewise.
21621 (expand_builtin_frame_address): Likewise.
21622 (expand_builtin_alloca): Likewise.
21623 (expand_builtin_bswap): Likewise.
21624 (expand_builtin_unop): Likewise.
21625 (expand_builtin_fputs): Likewise.
21626 (expand_builtin_expect): Likewise.
21627 (expand_builtin_fabs): Likewise.
21628 (expand_builtin_copysign): Likewise.
21629 (expand_builtin_printf): Likewise.
21630 (expand_builtin_fprintf): Likewise.
21631 (expand_builtin_sprintf): Likewise.
21632 (expand_builtin_init_trampoline): Likewise.
21633 (expand_builtin_signbit): Likewise.
21634 (expand_builtin_fork_or_exec): Likewise.
21635 (expand_builtin_sync_operation): Likewise.
21636 (expand_builtin_compare_and_swap): Likewise.
21637 (expand_builtin_lock_test_and_set): Likewise.
21638 (expand_builtin_lock_release): Likewise.
21639 (expand_builtin): Likewise.
21640 (builtin_mathfn_code): Likewise.
21642 (fold_builtin_constant_p): Pass call arguments individually instead
21643 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21644 accessors and constructors. Return NULL_TREE instead of 0.
21645 (fold_builtin_expect): Likewise.
21646 (fold_builtin_classify_type): Likewise.
21647 (fold_builtin_strlen): Likewise.
21648 (fold_builtin_nan): Likewise.
21649 (integer_valued_real_p): Likewise.
21650 (fold_trunc_transparent_mathfn): Likewise.
21651 (fold_fixed_mathfn): Likewise.
21652 (fold_builtin_cabs): Likewise.
21653 (fold_builtin_sqrt): Likewise.
21654 (fold_builtin_cbrt): Likewise.
21655 (fold_builtin_cos): Likewise.
21656 (fold_builtin_cosh): Likewise.
21657 (fold_builtin_tan): Likewise.
21658 (fold_builtin_sincos): Likewise.
21659 (fold_builtin_cexp): Likewise.
21660 (fold_builtin_trunc): Likewise.
21661 (fold_builtin_floor): Likewise.
21662 (fold_builtin_ceil): Likewise.
21663 (fold_builtin_round): Likewise.
21664 (fold_builtin_int_roundingfn): Likewise.
21665 (fold_builtin_bitop): Likewise.
21666 (fold_builtin_bswap): Likewise.
21667 (fold_builtin_logarithm): Likewise.
21668 (fold_builtin_hypot): Likewise.
21669 (fold_builtin_pow): Likewise.
21670 (fold_builtin_powi): Likewise.
21671 (fold_builtin_exponent): Likewise.
21672 (fold_builtin_memset): Likewise.
21673 (fold_builtin_bzero): Likewise.
21674 (fold_builtin_memory_op): Likewise.
21675 (fold_builtin_bcopy): Deleted; call site changed to invoke
21676 fold_builtin_memory_op directly.
21677 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
21678 (fold_builtin_strncpy): Likewise.
21679 (fold_builtin_memcmp): Likewise.
21680 (fold_builtin_strcmp): Likewise.
21681 (fold_builtin_strncmp): Likewise.
21682 (fold_builtin_signbit): Likewise.
21683 (fold_builtin_copysign): Likewise.
21684 (fold_builtin_isascii): Likewise.
21685 (fold_builtin_toascii): Likewise.
21686 (fold_builtin_isdigit): Likewise.
21687 (fold_builtin_fabs): Likewise.
21688 (fold_builtin_abs): Likewise.
21689 (fold_builtin_fmin_fmax): Likewise.
21690 (fold_builtin_carg): Likewise.
21691 (fold_builtin_classify): Likewise.
21692 (fold_builtin_unordered_cmp): Likewise.
21694 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
21695 New functions split out from fold_builtin_1.
21696 (fold_builtin_n): New.
21697 (fold_builtin_varargs): New.
21698 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
21700 (fold_call_expr): New.
21701 (build_function_call_expr): Rewrite to use new helper function.
21702 (fold_builtin_call_list): New.
21703 (build_call_expr): New.
21704 (fold_builtin_call_valist): New.
21705 (rewrite_call_expr): New.
21706 (validate_arg): New.
21707 (validate_arglist): Change parameter to be entire CALL_EXPR instead
21708 of an arglist. Change return type to bool. Use new CALL_EXPR
21711 (fold_builtin_strstr): Pass call arguments individually instead
21712 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21713 accessors and constructors. Return NULL_TREE instead of 0.
21714 (fold_builtin_strchr): Likewise.
21715 (fold_builtin_strrchr): Likewise.
21716 (fold_builtin_strpbrk): Likewise.
21717 (fold_builtin_strcat): Likewise.
21718 (fold_builtin_strncat): Likewise.
21719 (fold_builtin_strspn): Likewise.
21720 (fold_builtin_strcspn): Likewise.
21721 (fold_builtin_fputs): Likewise.
21722 (fold_builtin_next_arg): Likewise.
21723 (fold_builtin_sprintf): Likewise.
21725 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
21726 NULL_RTX instead of 0.
21727 (expand_builtin_memory_chk): Likewise.
21728 (maybe_emit_chk_warning): Likewise.
21729 (maybe_emit_sprintf_chk_warning): Likewise.
21731 (fold_builtin_object_size): Pass call arguments individually instead
21732 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
21733 accessors and constructors. Return NULL_TREE instead of 0.
21734 (fold_builtin_memory_chk): Likewise.
21735 (fold_builtin_stxcpy_chk): Likewise.
21736 (fold_builtin_strncpy_chk): Likewise.
21737 (fold_builtin_strcat_chk): Likewise.
21738 (fold_builtin_strcat_chk): Likewise.
21739 (fold_builtin_strncat_chk): Likewise.
21740 (fold_builtin_sprintf_chk): Likewise.
21741 (fold_builtin_snprintf_chk): Likewise.
21742 (fold_builtin_printf): Likewise.
21743 (fold_builtin_vprintf): Likewise.
21745 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
21747 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
21748 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21749 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
21750 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
21751 (fold_unary): Likewise.
21752 (fold_binary): Likewise.
21753 (fold_ternary): Remove CALL_EXPR case, since they are no longer
21754 ternary expressions.
21755 (fold): Add logic for tcc_vl_exp.
21756 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
21757 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21758 (fold_build3_stat): Add assertion to flag broken interface for
21759 constructing CALL_EXPRs.
21760 (fold_build_call_list): New.
21761 (fold_build_call_list_initializer): New.
21762 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
21764 (fold_strip_sign_ops): Likewise.
21766 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
21767 Brooks Moses <brooks.moses@codesourcery.com>
21768 Lee Millward <lee.millward@codesourcery.com>
21770 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
21771 accessors and dump arguments explicitly.
21773 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
21775 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
21777 (print_call_name): Use new CALL_EXPR accessors.
21779 * print-tree.c (print_node): Add case tcc_vl_exp. Print
21780 CALL_EXPR arguments explicitly instead of as a list. Use
21781 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21783 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
21784 (vrp_visit_stmt): Likewise.
21786 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
21787 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
21789 (force_move_till_expr): Likewise.
21791 * targhooks.c (default_external_stack_protect_fail): Use
21792 build_call_expr instead of build_function_call_expr.
21793 (default_hidden_stack_protect_fail): Likewise.
21795 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
21798 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
21799 and walk arguments explicitly.
21801 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
21802 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21803 (expand_simple_operations): Likewise.
21804 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
21806 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
21807 of TREE_CODE_LENGTH.
21808 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
21810 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
21811 instead of TREE_CODE_LENGTH.
21813 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
21814 (tree_ic_transform): Likewise.
21815 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
21816 parameter instead of arglist. Fix callers.
21817 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
21818 (tree_stringops_transform): Likewise.
21819 (tree_indirect_call_to_profile): Likewise.
21820 (tree_stringops_values_to_profile): Likewise.
21822 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
21823 (eliminate_tail_call): Likewise.
21825 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
21827 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21828 Use TREE_OPERAND_LENGTH and generalize to handle any number of
21830 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
21832 * omp-low.c (build_omp_barrier): Use build_call_expr.
21833 (lower_rec_input_clauses): Likewise.
21834 (lower_reduction_clauses): Likewise.
21835 (expand_parallel_call): Likewise.
21836 (maybe_catch_exception): Likewise.
21837 (expand_omp_for_generic): Likewise.
21838 (expand_omp_for_static_nochunk): Likewise.
21839 (expand_omp_sections): Likewise.
21840 (lower_omp_single_simple): Likewise.
21841 (lower_omp_single_copy): Likewise.
21842 (lower_omp_master): Likewise.
21843 (lower_omp_ordered): Likewise.
21844 (lower_omp_critical): Likewise.
21846 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
21847 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
21849 * tree-gimple.c (is_gimple_call_addr): Fix doc.
21850 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
21851 TREE_CODE_LENGTH. Add tcc_vl_exp case.
21853 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
21854 and generalize to handle any number of operands.
21855 (chrec_contains_undetermined): Likewise.
21856 (tree_contains_chrecs): Likewise.
21857 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
21859 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
21861 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
21862 fold_call_expr instead of fold_builtin.
21863 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
21864 match declarations there.
21865 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
21868 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
21869 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21871 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
21872 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
21874 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
21877 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
21878 (execute_cse_sincos): Use new CALL_EXPR accessors.
21880 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
21882 * gimple-low.c (lower_function_body): Use build_call_expr.
21883 (lower_builtin_setjmp): Likewise.
21885 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
21886 (set_storage_via_libcall): Likewise.
21887 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
21888 instead of TREE_CODE_LENGTH.
21889 (expand_expr_real_1): Use new CALL_EXPR accessors.
21891 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
21892 generalize to handle any number of operands.
21893 (TB_parent_eq): Likewise.
21895 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
21896 (strip_builtin_expect): Likewise.
21898 * function.c (gimplify_parameters): Use build_call_expr.
21900 * tree-vectorizer.c (vect_is_simple_reduction): Use
21901 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21903 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
21904 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
21906 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
21909 * gimplify.c (build_stack_save_restore): Use build_call_expr.
21910 (gimplify_decl_expr): Likewise.
21911 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
21912 Use new CALL_EXPR iterators.
21913 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
21914 (gimplify_modify_expr_to_memset): Likewise.
21915 (gimplify_variable_sized_compare): Likewise.
21916 (gimplify_omp_atomic_fetch_op): Likewise.
21917 (gimplify_omp_atomic_pipeline): Likewise.
21918 (gimplify_omp_atomic_mutex): Likewise.
21919 (gimplify_function_tree): Likewise.
21921 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
21922 (call_expr_flags): Likewise.
21923 (expand_call): Likewise.
21925 * except.c (expand_builtin_eh_return_data_regno): Pass entire
21926 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21929 * coverage.c (create_coverage): Use build_call_expr.
21931 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
21932 (temp_call_expr_obstack): New.
21933 (pool_copy_list): Delete.
21934 (temp_copy_call_expr): New.
21935 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
21936 CALL_EXPR accessors. Get rid of special goo for copying argument
21937 lists and use temp_copy_call_expr instead.
21938 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
21939 CALL_EXPR accessors.
21940 (create_expression_by_pieces): Likewise. Use build_call_array
21941 to construct the result instead of fold_build3.
21942 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
21943 dealing with argument lists.
21944 (init_pre): Remove references to expression_node_pool and
21945 list_node_pool. Init temp_call_expr_obstack instead.
21946 (fini_pre): Remove references to expression_node_pool and
21949 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
21950 and walk arguments explicitly instead of as a list.
21952 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
21953 (mx_register_decls): Likewise.
21954 (mudflap_register_call): Likewise.
21955 (mudflap_finish_file): Likewise.
21957 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
21958 (ipa_callsite_compute_param): Likewise.
21960 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
21961 accessors and constructor.
21963 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
21964 accessors and constructor.
21965 (convert_tramp_reference): Likewise.
21966 (convert_call_expr): Likewise.
21967 (finalize_nesting_tree_1): Likewise.
21969 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
21972 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
21974 * tree-inline.c (initialize_inlined_parameters): Pass entire
21975 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
21977 (estimate_num_insns_1): Use new CALL_EXPR accessors.
21978 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
21980 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
21981 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
21982 (vectorizable_reduction): Likewise.
21983 (vectorizable_call): Use new CALL_EXPR iterators.
21984 (vectorizable_conversion): Use build_call_expr.
21985 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
21986 (vect_gen_widened_results_half): Use build_call_expr.
21987 (vect_setup_realignment): Likewise.
21988 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
21990 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
21991 (pass_through_call): Likewise.
21992 (compute_object_sizes): Likewise. Use fold_call_expr instead of
21995 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
21996 (tree_gen_pow2_profiler): Likewise.
21997 (tree_gen_one_value_profiler): Likewise.
21998 (tree_gen_ic_func_profiler): Likewise.
21999 (tree_gen_average_profiler): Likewise.
22000 (tree_gen_ior_profiler): Likewise.
22002 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
22003 (find_func_aliases): Use new CALL_EXPR accessors. Add case
22004 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
22006 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
22007 of TREE_CODE_LENGTH.
22009 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
22010 of TREE_CODE_LENGTH.
22012 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
22014 (convert_to_integer): Likewise.
22016 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
22019 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22020 Brooks Moses <brooks.moses@codesourcery.com>
22021 Lee Millward <lee.millward@codesourcery.com>
22023 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
22025 * config/frv/frv.c (frv_expand_builtin): Likewise.
22026 * config/s390/s390.c (s390_expand_builtin): Likewise.
22028 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
22029 (sparc_expand_builtin): Use new CALL_EXPR accessors.
22031 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
22032 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
22033 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
22034 (ix86_expand_store_builtin): Likewise.
22035 (ix86_expand_unop_builtin): Likewise.
22036 (ix86_expand_unop1_builtin): Likewise.
22037 (ix86_expand_sse_compare): Likewise.
22038 (ix86_expand_sse_comi): Likewise.
22039 (ix86_expand_vec_init_builtin): Likewise.
22040 (ix86_expand_vec_ext_builtin): Likewise.
22041 (ix86_expand_vec_set_builtin): Likewise.
22042 (ix86_expand_builtin): Use new CALL_EXPR accessors.
22044 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
22045 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
22047 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
22048 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22049 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
22051 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
22053 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
22054 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
22055 arglist. Use new CALL_EXPR accessors. Fix callers.
22056 (altivec_expand_abs_builtin): Likewise.
22057 (rs6000_expand_binop_builtin): Likewise.
22058 (altivec_expand_predicate_builtin): Likewise.
22059 (altivec_expand_lv_builtin): Likewise.
22060 (spe_expand_stv_builtin): Likewise.
22061 (altivec_expand_stv_builtin): Likewise.
22062 (rs6000_expand_ternop_builtin): Likewise.
22063 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
22064 (altivec_expand_st_builtin): Likewise.
22065 (altivec_expand_dst_builtin): Likewise.
22066 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
22067 arglist. Use new CALL_EXPR accessors. Fix callers.
22068 (altivec_expand_vec_set_builtin): Likewise.
22069 (altivec_expand_vec_ext_builtin): Likewise.
22070 (altivec_expand_builtin): Use new CALL_EXPR accessors.
22071 (spe_expand_builtin): Likewise.
22072 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
22073 arglist. Use new CALL_EXPR accessors. Fix callers.
22074 (spe_expand_evsel_builtin): Likewise.
22075 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
22076 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
22078 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
22079 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
22080 (arm_expand_unop_builtin): Likewise.
22081 (arm_expand_builtin): Use new CALL_EXPR accessors.
22083 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
22086 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
22087 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
22089 (bfin_expand_unop_builtin): Likewise.
22090 (bfin_expand_builtin): Use new CALL_EXPR accessors.
22092 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
22093 Brooks Moses <brooks.moses@codesourcery.com>
22094 Lee Millward <lee.millward@codesourcery.com>
22096 * c-semantics.c (build_stmt): Add internal diagnostic check.
22098 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
22099 accessors. Print arguments explicitly instead of as a list.
22101 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
22103 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
22104 (c_finish_omp_flish): Likewise.
22106 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
22107 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
22108 instead of TREE_CODE_LENGTH.
22109 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
22110 (c_warn_unused_result): Likewise.
22112 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22115 * doc/invoke.texi (Warning Options): Remove
22116 -Werror-implicit-function-declaration.
22117 (Wimplicit-function-declaration): Update description.
22118 * opts.c (common_handle_option): Move handling of -Werror=* to...
22119 (enable_warning_as_error): ...here.
22120 * opts.h (enable_warning_as_error): Declare.
22121 * c-decl.c (implicit_decl_warning): Unless
22122 -Wno-implicit-function-declaration is given, emit a pedwarn if
22123 -std=c99 or emit a warning if -Wimplicit-function-declaration.
22124 * c.opt (Wimplicit-function-declaration): Replace
22125 mesg_implicit_function_declaration with
22126 warn_implicit_function_declaration.
22127 * c-opts.c (c_common_handle_option):
22128 -Werror-implicit-function-declaration is exactly equal as
22129 -Werror=implicit-function-declaration.
22130 (set_Wimplicit): Replace mesg_implicit_function_declaration with
22131 warn_implicit_function_declaration.
22132 (c_common_post_options): -Wimplict-function-declaration is enabled
22133 by default by -std=c99, otherwise is disabled by default.
22134 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
22136 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22138 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
22139 DECL on the rhs to a DECL on the lhs for debug info purposes if the
22140 former is ignored but not the latter.
22142 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
22144 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
22145 is made and the reference doesn't use the alias set of its type,
22146 do not create the temporary using that type.
22148 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
22150 * jump.c: Remove prototypes for delete_computation and
22151 delete_prior_computation.
22153 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22155 * jump.c (get_label_after): Delete.
22156 (get_label_before, delete_computation, delete_jump,
22157 delete_prior_computation, follow_jumps): Move...
22158 * reorg.c (delete_computation, delete_prior_computation): ... here...
22159 (get_label_before, delete_jump): ... making these static ...
22160 (follow_jumps): ... and simplifying this since it only runs after
22162 * rtl.h (get_label_after, get_label_before, delete_jump,
22163 follow_jumps): Delete prototypes.
22165 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
22167 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
22169 2007-02-15 Nick Clifton <nickc@redhat.com>
22171 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
22172 order to prevent it from being munged by the target.
22174 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
22176 * config/i386/i386.md: Remove misleading comment.
22178 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22180 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
22181 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
22184 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22186 * tree-sra.c (instantiate_missing_elements): Canonicalize
22188 (sra_build_assignment): New.
22189 (generate_copy_inout, generate_element_copy,
22190 generate_element_zero, generate_one_element_init): Use it.
22192 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22194 * tree-sra.c (instantiate_missing_elements): Canonicalize
22196 (sra_build_assignment): New.
22197 (generate_copy_inout, generate_element_copy,
22198 generate_element_zero, generate_one_element_init): Use it.
22200 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
22202 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
22205 2007-02-14 Joseph Myers <joseph@codesourcery.com>
22207 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
22208 types as aggregates not scalars.
22209 * function.c (assign_stack_temp_for_type): Likewise.
22211 2007-02-14 Roger Sayle <roger@eyesopen.com>
22212 Zdenek Dvorak <dvorakz@suse.cz>
22214 * tree-dump.c (dump_switch_p_1): Require exact match of the option
22217 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
22219 * passes.c (next_pass_1): Clear the next field of the copied
22222 2007-02-14 Richard Henderson <rth@redhat.com>
22224 * tree-sra.c (early_sra): New.
22225 (decl_can_be_decomposed_p): Deny va_list if early_sra.
22226 (tree_sra_early, pass_sra_early): New.
22227 * tree-pass.h (pass_sra_early): Declare.
22228 * passes.c (init_optimization_passes): Use it.
22230 2007-02-14 Richard Guenther <rguenther@suse.de>
22232 * flags.h (issue_strict_overflow_warning): Convert to a macro.
22234 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
22236 PR tree-optimization/30771
22237 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
22239 (vect_analyze_operations): Induction phis can now be marked as
22241 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
22242 Update documentation accordingly.
22244 2007-02-14 Nick Clifton <nickc@redhat.com>
22246 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
22247 most 3 arguments are supported.
22248 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
22250 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
22252 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
22253 Ensure dst->current is valid.
22255 2007-02-13 Paul Brook <paul@codesourcery.com>
22257 * config.gcc: Add arm*-*-uclinux-*eabi.
22258 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
22259 (SUBTARGET_EXTRA_LINK_SPEC): Define.
22260 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
22261 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
22262 (LINK_SPEC): Define.
22263 (LIB_SPEC): Define.
22264 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
22266 * config/arm/uclinux-eabi.h: New file.
22267 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
22268 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
22271 2007-02-13 Ian Lance Taylor <iant@google.com>
22273 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
22274 * flags.h (warn_strict_overflow): Declare.
22275 (enum warn_strict_overflow_code): Define.
22276 (issue_strict_overflow_warning): New static inline function.
22277 * opts.c (warn_strict_overflow): New variable.
22278 (common_handle_option): Handle OPT_Wstrict_overflow and
22279 OPT_Wstrict_overflow_.
22280 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
22282 * fold-const.c: Include intl.h.
22283 (fold_deferring_overflow_warnings): New static variable.
22284 (fold_deferred_overflow_warning): New static variable.
22285 (fold_deferred_overflow_code): New static variable.
22286 (fold_defer_overflow_warnings): New function.
22287 (fold_undefer_overflow_warnings): New function.
22288 (fold_undefer_and_ignore_overflow_warnings): New function.
22289 (fold_deferring_overflow_warnings_p): New function.
22290 (fold_overflow_warning): New static function.
22291 (make_range): Add strict_overflow_p parameter. Change all
22293 (extract_muldiv, extract_muldiv_1): Likewise.
22294 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
22295 tree_expr_nonnegative_p.
22296 (fold_negate_expr): Call fold_overflow_warning.
22297 (fold_range_test): Likewise.
22298 (fold_comparison): Likewise.
22299 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
22300 instead of tree_expr_nonnegative_p.
22301 (tree_expr_nonnegative_warnv_p): Rename from
22302 tree_expr_nonnegative_p, add strict_overflow_p parameter.
22303 (tree_expr_nonnegative_p): New function.
22304 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
22305 strict_overflow_p parameter.
22306 (tree_expr_nonzero_p): New function.
22307 * passes.c (verify_interpass_invariants): New static function.
22308 (execute_one_pass): Call it.
22309 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
22311 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
22312 (estimate_numbers_of_iterations): Likewise.
22313 (scev_probably_wraps_p): Likewise.
22314 * tree-ssa-ccp.c: Include "toplev.h".
22315 (evaluate_stmt): Defer fold overflow warnings until we know we are
22317 (struct fold_stmt_r_data): Add stmt field.
22318 (fold_stmt_r): Defer fold overflow warnings until we know we
22320 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
22321 (fold_stmt_inplace): Likewise.
22322 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
22323 (cleanup_control_expr_graph): Defer fold overflow warnings until
22324 we know we are going to optimize.
22325 * tree-cfg.c (fold_cond_expr_cond): Likewise.
22326 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
22328 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
22329 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
22330 * tree-ssa-loop-manip.c (create_iv): Likewise.
22331 * c-typeck.c (build_conditional_expr): Likewise.
22332 (build_binary_op): Likewise.
22333 * tree-vrp.c (vrp_expr_computes_nonzero): Call
22334 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
22335 (extract_range_from_unary_expr): Likewise.
22336 * simplify-rtx.c (simplify_const_relational_operation): Warn when
22337 assuming that signed overflow does not occur.
22338 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
22339 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
22340 (fold_defer_overflow_warnings): Declare.
22341 (fold_undefer_overflow_warnings): Declare.
22342 (fold_undefer_and_ignore_overflow_warnings): Declare.
22343 (fold_deferring_overflow_warnings_p): Declare.
22344 (tree_expr_nonzero_warnv_p): Declare.
22345 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
22346 of warning options.
22347 (Warning Options): Document -Wstrict-overflow.
22348 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
22349 (tree-ssa-ccp.o): Likewise.
22350 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
22351 (fold-const.o): Depend on intl.h.
22353 2007-02-13 Ian Lance Taylor <iant@google.com>
22355 PR middle-end/30751
22356 * lower-subreg.c (resolve_simple_move): Decompose subregs in
22359 2007-02-13 Stuart Hastings <stuart@apple.com>
22361 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
22363 2007-02-13 Richard Henderson <rth@redhat.com>
22365 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
22366 handled_component_p before looking for the indirect_ref.
22368 2007-02-13 Richard Henderson <rth@redhat.com>
22370 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
22371 remove flags clobber.
22372 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
22373 (bswaphi_lowpart): New.
22374 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
22375 remove TARGET_BSWAP test. Delete expander of the same name.
22377 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
22378 (expand_unop): Use them.
22380 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
22382 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
22383 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
22384 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
22385 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
22386 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
22387 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
22388 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
22389 assembler dialect choice from asm templates.
22391 2007-02-12 Richard Henderson <rth@redhat.com>
22393 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
22394 (fixuns_trunc<SSEMODEF>si2): Use it.
22395 * config/i386/sse.md (vec_setv4sf_0): Export.
22396 * config/i386/i386.c (ix86_build_const_vector): Export.
22397 (ix86_split_convert_uns_si_sse): Rename from
22398 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
22399 * config/i386/i386-protos.h: Update.
22401 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22404 * c-typeck.c (c_finish_return): Improve warning message.
22406 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22408 * alias.c (find_symbolic_term): Delete unused function.
22410 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
22412 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
22413 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
22414 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
22416 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22418 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
22419 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
22420 the function, temporarily point the debug interface to the null one.
22422 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
22424 * dwarf2out.c (round_up_to_align): New static function.
22425 (field_byte_offset): Use it to round the offset.
22427 2007-02-12 Richard Henderson <rth@redhat.com>
22429 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
22430 (inswl_const): Export.
22432 2007-02-12 Richard Henderson <rth@redhat.com>
22434 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
22435 result mode of the libcall, convert back to outmode.
22437 2007-02-12 Roger Sayle <roger@eyesopen.com>
22439 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
22440 (bswapdi2): New define_expand to implement 32-bit implementation.
22442 2007-02-12 Nick Clifton <nickc@redhat.com>
22444 * doc/invoke.texi (Overall Options): Document --help=.
22445 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
22446 (cc1_options): Pass --help= on to cc1.
22447 (display_help): Add description of --help=.
22448 (process_command): Add code to handle --help=. Allow translated
22449 --help and --target-help switches to be passed on to compiler
22451 (main): Remove unused if statement.
22452 * opts.c (columns): Remove.
22453 (LEFT_COLUMN): Define.
22454 (wrap_help): Add columns argument.
22455 (print_filtered_help): Change parameters to be an include bitmask,
22456 an exclude bitmask, an any bitmask and the column width. Move the
22457 code to display the params list here. Add code to display the
22458 status of options rather than their descriptions if the quiet flag
22460 (print_specific_help): Change parameters to be an include bitmask,
22461 an exclude bitmask and an any bitmask. Move code to look up the
22462 column width here. Decide upon the title for an options listing.
22463 (common_handle_options): Add code to handle --help=. Adapt code
22464 for --help and --target-help to use the revised form of the
22465 print_specific_help function.
22466 (print_help): Delete.
22467 (print_param_help): Delete.
22468 (print_switch): Delete.
22469 * opts.h (cl_lang_count): Add prototype.
22470 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
22471 CL_MAX_OPTION_CLASS): New defines.
22472 * optc-gen.awk: Add construction of cl_lang_count.
22473 * c.opt: Add Warning attribute to warning options and Optimization
22474 attribute to optimization options.
22475 * common.opt: Likewise.
22477 Add -fhelp and -ftarget-help as aliases for the transformed --help
22478 and --target-help options.
22479 * opt-functions.awk: Add code to handle Warning and Optimization
22482 2007-02-12 Richard Henderson <rth@redhat.com>
22484 * config/alpha/constraints.md: New file.
22485 * config/alpha/alpha.c: Include tm-constrs.h.
22486 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
22487 alpha_extra_constraint): Remove.
22488 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
22489 * config/alpha/alpha-protos.h: Update.
22490 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
22491 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
22492 (EXTRA_CONSTRAINT): Remove.
22493 * config/alpha/alpha.md: Include constraints.md.
22494 (adddi splitter): Use satisfies_constraint_*.
22495 * config/alpha/predicates.md (add_operand): Likewise.
22496 (sext_add_operand, addition_operation): Likewise.
22498 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
22500 PR tree-optimization/29145
22501 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
22502 in our handling of restrict qualified pointers.
22504 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22507 * doc/invoke.texi (Wunused-value): Update description.
22508 (Wextra): Delete item.
22509 * opts.c (set_Wextra): Don't use the value of Wextra to set the
22510 value of Wunused-value.
22511 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
22512 (c_finish_stmt_expr): Don't check extra_warnings.
22513 (emit_side_effect_warnings): The caller is responsible to check
22516 2007-02-11 Roger Sayle <roger@eyesopen.com>
22517 Matt Thomas <matt@3am-software.com>
22519 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
22521 2007-02-11 Roger Sayle <roger@eyesopen.com>
22523 * simplify-rtx.c (simplify_relational_operation_1): Optimize
22524 comparisons of POPCOUNT against zero.
22525 (simplify_const_relational_operation): Likewise.
22527 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22529 * doc/invoke.texi (Wextra): Delete outdated paragraph.
22531 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22533 * dwarf2out.c (root_type): Delete unused function.
22535 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22537 * genattrtab.c (contained_in_p): Delete unused function.
22538 (write_expr_attr_cache): Likewise.
22540 2007-02-11 Jan Hubicka <jh@suse.cz>
22542 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
22545 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
22547 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
22548 to add the REG_EQ* note.
22549 * see.c (see_merge_one_use_extension): Likewise.
22550 * local-alloc.c (update_equiv_regs): Likewise. Also don't
22551 turn REG_EQUAL notes into REG_EQUIV notes if the target
22552 register may have more than one set.
22553 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
22554 * gcse.c (try_replace_reg): Likewise.
22555 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
22556 * calls.c (fixup_tail_calls): Likewise. Abort if there is
22557 more than one REG_EQUIV note.
22558 * reload1.c (gen_reload): Use set_unique_reg_note.
22560 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
22562 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
22563 (ix86_builtin_conversion): New function.
22565 2007-02-06 Mark Mitchell <mark@codesourcery.com>
22568 * tree.h (DECL_REPLACEABLE_P): New macro.
22569 * except.c (set_nothrow_function_flags): Likewise.
22571 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
22572 Ira Rosen <irar@il.ibm.com>
22573 Dorit Nuzman <dorit@il.ibm.com>
22575 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
22576 * targhooks.c (default_builtin_vectorized_conversion): New.
22577 * targhooks.h (default_builtin_vectorized_function): New declaration.
22578 * target.h (struct vectorize): Add builtin_conversion field.
22579 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
22580 stmt_vec_info_type value.
22581 (vectorizable_conversion): New declaration.
22582 * tree-vect-analyze.c (vect_analyze_operations): Add
22583 vectorizable_conversion call.
22584 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
22585 * tree-vect-transform.c (vectorizable_conversion): New function.
22586 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
22587 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
22589 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
22590 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
22591 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
22592 or ALTIVEC_BUILTIN_VCFSX.
22594 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22597 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
22598 CONST_DOUBLE and operand 0 is a hard register.
22599 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
22600 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
22601 is a hard floating-point register.
22603 2007-02-10 Richard Henderson <rth@redhat.com>
22604 Jakub Jelinek <jakub@redhat.com>
22605 Alexandre Oliva <aoliva@redhat.com>
22607 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
22608 * builtin-types.def (BT_WORD): Make unsigned.
22609 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
22610 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
22611 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
22612 * c-decl.c (grokdeclarator): Don't error if !have_tls.
22613 * c-parser.c (c_parser_omp_threadprivate): Likewise.
22614 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
22616 * expr.c (emutls_var_address): New.
22617 (expand_expr_real_1): Expand emulated tls.
22618 (expand_expr_addr_expr_1): Likewise.
22619 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
22620 * output.h (emutls_finish): Declare.
22621 * toplev.c (compile_file): Call it.
22622 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
22623 address before wrapping in CONST.
22624 * varasm.c (emutls_htab, emutls_object_type): New.
22625 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
22626 (get_emutls_object_name, get_emutls_object_type): New.
22627 (get_emutls_init_templ_addr, emutls_decl): New.
22628 (emutls_common_1, emutls_finish): New.
22629 (assemble_variable): When emulating tls, swap decls; generate
22630 constructor for the emutls objects.
22631 (do_assemble_alias): When emulating tls, swap decl and target name.
22632 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
22634 * varpool.c (decide_is_variable_needed): Look at force_output.
22635 Recurse for emulated tls.
22636 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
22637 with decide_is_variable_needed.
22638 * emutls.c: New file.
22639 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
22640 tls_object for real tls.
22642 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
22644 PR rtl-optimization/29599
22645 * reload1.c (eliminate_regs_in_insn): Take the destination
22646 mode into account when computing the offset.
22648 2007-02-09 Stuart Hastings <stuart@apple.com>
22649 Richard Henderson <rth@redhat.com>
22651 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22652 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
22653 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
22654 fixuns_truncdfhi2): New.
22655 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
22656 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
22657 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
22658 (floatunssidf2): Allow nonimmediate source.
22659 * config/i386/sse.md (movdi_to_sse): New.
22660 (vec_concatv2di): Drop '*'.
22661 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
22662 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22663 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
22665 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
22666 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
22667 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
22668 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
22669 (ix86_build_signbit_mask): Fix decl of v, refactor to call
22670 ix86_build_const_vector.
22671 (x86_emit_floatuns): Rewrite.
22673 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22675 * genautomata.c (longest_path_length): Delete unused function.
22676 (struct state): Delete unused longest_path_length.
22677 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
22678 (get_free_state): Delete unused.
22680 2007-02-09 Jan Hubicka <jh@suse.cz>
22682 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
22683 * doc/invoke.texi (inline-unit-growth): Update default value.
22685 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
22686 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
22687 (rebuild_cgraph_edges): Likewise.
22688 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
22689 (dump_cgraph_node): Dump frequencies.
22690 (cgraph_clone_edge): Add frequency scales.
22691 (cgraph_clone_node): Add freuqnecy.
22692 * cgraph.h (cgraph_edge): Add freuqnecy argument.
22693 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
22694 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
22695 * tree-pass.h (TODO_rebuild_frequencies): New constant.
22696 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
22697 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
22698 (save_inline_function_body): Likewise.
22699 * ipa-inline.c: inluce rtl.h
22700 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
22701 (cgraph_edge_badness): Use frequencies.
22702 (cgraph_decide_recursive_inlining): Update clonning.
22703 (cgraph_decide_inlining_of_small_function): Dump frequency.
22704 * predict.c (estimate_bb_frequencies): Export.
22705 * predict.h (estimate_bb_frequencies): Declare.
22706 * tree-inline.c (copy_bb): Watch overflows.
22707 (expand_call_inline): Update call of cgraph_create_edge.
22708 (optimize_inline_calls): Use TODO flags to update frequnecies.
22709 * passes.h: Include predict.h
22710 (init_optimization_passes): Move profile ahead.
22711 (execute_function_todo): Handle TODO_rebuild_frequencies.
22713 2007-02-09 Roger Sayle <roger@eyesopen.com>
22715 * config/alpha/alpha.c (emit_insxl): Force the first operand of
22716 the insbl or inswl pattern into a register.
22718 2007-02-09 Roger Sayle <roger@eyesopen.com>
22720 * config/ia64/ia64.md (bswapdi2): New define_insn.
22722 2007-02-09 Richard Henderson <rth@redhat.com>
22724 * config/i386/constraints.md (Ym): New constraint.
22725 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
22726 (movdi_1_rex64): Split sse and xmm general register moves from
22727 memory move alternatives. Use conditional register constraints.
22728 (movsf_1, movdf_integer): Likewise.
22729 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
22730 (movdf_integer_rex64): New.
22731 (pushsf_rex64): Fix output constraints.
22732 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
22733 (sse2_stored): Likewise.
22734 (sse2_storeq_rex64): New.
22735 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
22736 amd and not generic.
22737 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
22738 for optimize_size. Remove SF/DFmode hack.
22740 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22742 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
22745 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
22746 Richard Sandiford <richard@codesourcery.com>
22748 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
22749 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
22750 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
22751 m68k/t-mlib to tmake_file.
22752 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
22753 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
22754 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
22755 Allow it to be cf or m68k. Set m68k_arch_family. If that
22756 variable is not empty, add t-$m68k_arch_family to tmake_file.
22757 Add t-mlibs to tmake_file.
22758 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
22759 * config/m68k/t-cf: New file.
22760 * config/m68k/t-m68k: Likewise.
22761 * config/m68k/t-mlibs: Likewise.
22762 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22763 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22764 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22765 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22766 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
22768 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
22769 (INSTALL_LIBGCC): Delete.
22770 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
22771 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22772 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22773 (M68K_MLIB_CPU): Define.
22774 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
22775 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
22776 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
22778 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
22779 Richard Guenther <rguenther@suse.de>
22781 PR middle-end/23361
22782 * fold-const.c (fold_comparison): Handle obfuscated comparisons
22783 against INT_MIN/INT_MAX.
22784 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
22785 file if a loop is removed.
22787 2007-02-09 Joseph Myers <joseph@codesourcery.com>
22789 * calls.c (store_one_arg): Pass correct alignment to
22790 emit_push_insn for non-BLKmode values.
22791 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
22792 unaligned stack slot via a suitably aligned slot.
22794 2007-02-08 DJ Delorie <dj@redhat.com>
22796 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
22798 (legal_subregs): Use unsigned char, make const.
22799 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
22801 2007-02-08 Paul Brook <paul@codesourcery.com>
22803 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
22804 special interworking needed.
22806 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
22808 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
22809 conditional to __SSE2__.
22810 (Entries below should have been added to first ChangeLog
22811 entry for amdfam10 dated 2007-02-05)
22812 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
22814 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
22816 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
22819 2007-02-08 DJ Delorie <dj@redhat.com>
22821 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
22822 * config/m32c/m32c.c (legal_subregs): New.
22823 (m32c_illegal_subreg_p): New.
22824 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
22825 unsupported subregs of hard regs.
22827 2007-02-08 Jan Hubicka <jh@suse.cz>
22829 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
22830 the same one; always update histograms.
22832 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22834 * passes.c (init_optimization_passes): Tidy comment.
22836 2007-02-08 Roger Sayle <roger@eyesopen.com>
22838 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
22839 strip zero_extend, bswap and rotates from POCOUNT's argument.
22840 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
22841 zero_extend and rotates from PARITY's argument.
22842 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
22843 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
22844 of an integer constant at compile-time.
22846 2007-02-08 Diego Novillo <dnovillo@redhat.com>
22849 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
22851 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
22854 * tree-ssa-live.c (remove_unused_locals): Do not remove
22855 TREE_ADDRESSABLE variables.
22856 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
22857 * tree-ssa-operands.c (add_virtual_operand): Remove argument
22858 FOR_CLOBBER. Update all users.
22859 If VAR has an associated alias set, add a virtual operand for
22860 it if no alias is found to conflict with the memory reference.
22862 2007-02-07 Jan Hubicka <jh@suse.cz>
22863 Robert Kidd <rkidd@crhc.uiuc.edu>
22865 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
22867 2007-02-07 Ian Lance Taylor <iant@google.com>
22869 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
22871 2007-02-07 Roger Sayle <roger@eyesopen.com>
22873 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
22874 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
22875 tablejumpdi, movsi_to_cr_one): Remove constraints from
22876 define_expand's match_operands.
22878 2007-02-07 Roger Sayle <roger@eyesopen.com>
22880 * global.c (compute_regsets): Move declatation of "i" inside of
22881 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
22883 2007-02-07 Jakub Jelinek <jakub@redhat.com>
22886 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
22887 of INDIRECT_REF <RESULT_DECL>.
22889 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
22891 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
22892 Kaz Kojima <kkojima@gcc.gnu.org>
22895 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
22897 (sh_initialize_trampoline): Add parentheses to avoid a warning.
22899 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
22901 * doc/loop.texi: Document possibility not to perform disambiguation
22902 of loops with multiple latches.
22903 * cfgloopmanip.c (alp_enum_p): Removed.
22904 (add_loop): Handle subloops. Use get_loop_body_with_size.
22905 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
22906 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
22907 the new forwarder block.
22908 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
22909 Handle the case latch is NULL.
22910 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
22911 modifications when marking loop exits.
22912 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
22914 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
22915 disambiguate_loops_with_multiple_latches.
22916 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
22917 before fix_loop_structure.
22918 * cfgloop.c: Include pointer-set.h and output.h.
22919 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
22920 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
22921 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
22922 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
22923 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
22924 disambiguate_multiple_latches, get_loop_body_with_size,
22925 disambiguate_loops_with_multiple_latches): New functions.
22926 (flow_loop_dump): Dump multiple latch edges.
22927 (flow_loop_nodes_find): Handle loops with multiple latches.
22928 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
22929 (glb_enum_p): Modified.
22930 (get_loop_body): Use get_loop_body_with_size.
22931 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
22932 (AVOID_CFG_MODIFICATIONS): New constant.
22933 (disambiguate_loops_with_multiple_latches, add_loop,
22934 get_loop_body_with_size): Declare.
22935 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
22937 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
22939 PR inline-asm/28686
22940 * global.c (compute_regsets): New function.
22941 (global_alloc): Refactored ELIMINABLE_REGSET
22942 and NO_GLOBAL_ALLOC_REGS computation out.
22943 (rest_of_handle_global_alloc): Call compute_regsets()
22944 for non-optimizing case.
22946 2007-02-06 Richard Henderson <rth@redhat.com>
22948 * config/i386/constraints.md (Y2): Rename from Y.
22949 (Yi): New constraint.
22950 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
22951 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
22952 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
22953 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
22954 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
22955 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
22956 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
22957 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
22958 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
22959 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
22960 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
22961 vec_extractv2si_1): Change Y constraints to Y2.
22962 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
22963 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
22964 Change Y constraints to Y2.
22965 (sse2_loadld): Change Y constraints to x.
22967 2007-02-06 Roger Sayle <roger@eyesopen.com>
22969 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
22970 (parity<mode>2): New define_expand using rs6000_emit_parity.
22971 * config/rs6000/rs6000.c (rs6000_emit_popcount,
22972 rs6000_emit_parity): New functions.
22973 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
22974 rs6000_emit_parity): Prototype here.
22976 2007-02-06 Ian Lance Taylor <iant@google.com>
22978 * lower-subreg.c (simple_move_operand): Reject CONST.
22979 (resolve_clobber): Call validate_change rather than directly
22980 assigning to XEXP (pat, 0).
22982 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
22984 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
22985 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
22986 (tree-cfg.o): Remove hashtab.h dependency.
22988 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
22989 (struct ivopts_data): Change niters to pointer_map_t.
22990 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
22991 (niter_for_exit): Create pointer_map on demand. Change for
22993 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
22994 (free_loop_data): Destroy data->niters if created and reset field.
22995 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
22996 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
22998 * tree-ssa-reassoc.c: Include pointer-set.h.
22999 (bb_rank): Change to long *.
23000 (operand_rank): Change to pointer_map_t.
23001 (find_operand_rank): Return long, -1 if not found. Declare as inline.
23002 (insert_operand_rank): Accept long.
23003 (operand_entry_hash, operand_entry_eq): Remove.
23004 (get_rank): Return long. Adjust for changes above.
23005 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
23007 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
23009 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
23010 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
23011 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
23013 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
23014 directly since it cannot be NULL.
23015 (get_vi_for_tree): Rewrite for pointer_map API.
23016 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
23017 (init_alias_vars): Create vi_for_tree as pointer_map.
23018 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
23020 * tree-cfg.c: Don't include hashtab.h.
23021 (edge_to_cases): Declare as pointer_map.
23022 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
23024 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
23025 (start_recording_case_labels): Create edge_to_cases as pointer_map.
23026 (end_recoding_case_labels): Cleanup edge_to_cases manually before
23028 (record_switch_edge): Delete.
23029 (get_cases_for_edge): Adjust for pointer_map API, inline
23030 record_switch_edge (rewritten for new API), remove goto.
23032 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
23034 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
23035 * tree-nested.c: Include pointer-set.h.
23036 (var_map_elt, var_map_eq, var_map_hash): Delete.
23037 (struct nesting_info): Remove GTY marker. Change the two htab_t's
23038 to pointer_map_t's.
23039 (nesting_info_bitmap_obstack): New.
23040 (lookup_field_for_decl): Adjust for pointer_map API.
23041 (lookup_tramp_for_decl): Adjust for pointer_map API.
23042 (get_nonlocal_debug_decl): Adjust for pointer_map API.
23043 (get_local_debug_decl): Adjust for pointer_map API.
23044 (convert_nl_goto_reference): Adjust for pointer_map API.
23045 (convert_nl_goto_receiver): Adjust for pointer_map API.
23046 (create_nesting_tree): Create outside GGC space. Create bitmap on
23047 the new obstack. Create field_map and var_map as pointer_maps.
23048 (free_nesting_tree): Adjust for changes to create_nesting_tree.
23050 (lower_nested_functions): Move root here, no need to NULL it.
23051 Initialize and release the obstack.
23053 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
23055 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
23056 Remove prototypes and make them non-static.
23057 (struct tree_int_map): Remove.
23058 * tree.h (struct tree_int_map): Move here, turning TO into an
23060 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
23062 * tree.h (TREE_COMPLEXITY): Remove.
23063 (struct tree_exp): Remove complexity field.
23064 * tree.c (build1_stat): Don't set it.
23066 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
23067 Victor Kaplansky <victork@il.ibm.com>
23069 * tree-vectorizer.c (vect_is_simple_use): Support induction.
23070 (vect_is_simple_reduction): Support reduction with induction as
23071 one of the operands.
23072 (vect_is_simple_iv_evolution): Fix formatting.
23073 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
23074 formatting. Don't mark induction phis for vectorization.
23075 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
23076 * tree-vect-transform.c (get_initial_def_for_induction): New function.
23077 (vect_get_vec_def_for_operand): Support induction.
23078 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
23080 (vectorizable_reduction): Support reduction with induction as one of
23082 (vectorizable_type_demotion): Use def-type of stmt argument rather
23083 than dummy def-type.
23085 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
23086 flag_tree_scev_cprop.
23087 * common.opt (tree-scev-cprop): New flag.
23089 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
23090 call to vect_get_new_vect_var.
23092 2007-02-06 Ira Rosen <irar@il.ibm.com>
23094 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
23095 vectype is not NULL.
23096 (vect_pattern_recog_1): Likewise.
23098 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23100 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
23101 (fold_negate_expr): Likewise.
23103 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
23106 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
23107 even if cv-qualification is the same.
23109 2007-02-05 Geoffrey Keating <geoffk@apple.com>
23111 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
23112 __enable_execute_stack on completion.
23114 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23116 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
23117 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
23118 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
23119 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
23120 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
23121 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
23122 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
23123 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
23125 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23127 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
23128 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
23129 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
23130 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
23131 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
23132 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
23133 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
23134 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
23135 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
23136 umuldi3_highpart_rex64, umulsi3_highpart_insn,
23137 umulsi3_highpart_zext, smuldi3_highpart_rex64,
23138 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
23139 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
23140 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
23141 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
23142 sqrtextenddfxf2_i387): Added amdfam10_decode.
23144 * config/i386/athlon.md (athlon_idirect_amdfam10,
23145 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
23146 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
23147 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
23148 athlon_ivector_store_amdfam10): New define_insn_reservation.
23149 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
23152 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23154 * config/i386/athlon.md (athlon_call_amdfam10,
23155 athlon_pop_amdfam10, athlon_lea_amdfam10): New
23156 define_insn_reservation.
23157 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
23158 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
23159 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
23161 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23163 * config/i386/athlon.md (athlon_sseld_amdfam10,
23164 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
23165 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
23167 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23169 * config/i386/athlon.md (athlon_sseins_amdfam10): New
23170 define_insn_reservation.
23171 * config/i386/i386.md (sseins): Added sseins to define_attr type
23172 and define_attr unit.
23173 * config/i386/sse.md: Set type attribute to sseins for insertq
23176 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23178 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
23179 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
23180 ssecomi_load_amdfam10, ssecomi_amdfam10,
23181 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
23182 define_insn_reservation.
23183 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
23185 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23187 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
23188 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
23189 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
23190 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
23191 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
23192 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
23193 define_insn_reservation.
23195 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
23196 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
23197 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
23198 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
23199 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
23201 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23203 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
23204 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
23205 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
23206 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
23207 athlon_ssemul_load_k8): Added amdfam10.
23209 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23211 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
23212 (x86_sse_unaligned_move_optimal): New variable.
23214 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
23216 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
23217 for unaligned vector SSE double/single precision loads for AMDFAM10.
23219 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23221 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
23222 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
23223 Define TARGET_CPU_DEFAULT_amdfam10.
23224 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
23225 (processor_type): Add PROCESSOR_AMDFAM10.
23227 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
23228 processor_type in config/i386/i386.h.
23229 Enable imul peepholes for TARGET_AMDFAM10.
23231 * config.gcc: Add support for --with-cpu option for amdfam10.
23233 * config/i386/i386.c (amdfam10_cost): New variable.
23234 (m_AMDFAM10): New macro.
23235 (m_ATHLON_K8_AMDFAM10): New macro.
23236 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
23237 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
23238 x86_promote_QImode, x86_integer_DFmode_moves,
23239 x86_partial_reg_dependency, x86_memory_mismatch_stall,
23240 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
23241 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
23242 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
23243 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
23244 Enable/disable for amdfam10.
23245 (override_options): Add amdfam10_cost to processor_target_table.
23246 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
23247 processor_alias_table.
23248 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
23249 (ix86_adjust_cost): Add code for amdfam10.
23251 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
23253 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
23254 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
23255 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
23256 * config/i386/i386.h: Add builtin definition for SSE4A.
23257 * config/i386/i386.md: Add support for ABM instructions
23258 (popcnt and lzcnt).
23259 * config/i386/sse.md: Add support for SSE4A instructions
23260 (movntss, movntsd, extrq, insertq).
23261 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
23262 Add -march=amdfam10 flag.
23263 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
23264 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
23266 * doc/extend.texi: Add documentation for SSE4A builtins.
23268 2007-02-05 Bob Wilson <bob.wilson@acm.org>
23270 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
23272 2007-02-05 Richard Guenther <rguenther@suse.de>
23274 * tree-vectorizer.h (vectorizable_function): Add argument type
23275 argument, change return type.
23276 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
23277 * tree-vect-transform.c (vectorizable_function): Handle extra
23278 argument, return vectorized function decl.
23279 (build_vectorized_function_call): Remove.
23280 (vectorizable_call): Handle calls with result and argument types
23281 differing. Handle loop vectorization factor correctly.
23282 * targhooks.c (default_builtin_vectorized_function): Adjust for
23284 * targhooks.h (default_builtin_vectorized_function): Likewise.
23285 * target.h (builtin_vectorized_function): Add argument type
23287 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
23288 extra argument, allow vectorizing of lrintf.
23289 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
23290 documentation of target hook.
23292 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
23295 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
23296 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
23297 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
23299 2007-02-05 Roger Sayle <roger@eyesopen.com>
23301 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
23302 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
23303 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
23304 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
23305 before canonicalizing sincos to cexpi.
23306 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
23308 2007-02-05 Roger Sayle <roger@eyesopen.com>
23310 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
23311 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
23312 (alpha_init_builtins): Use alpha_add_builtins to process tables.
23314 2007-02-05 Roger Sayle <roger@eyesopen.com>
23316 * mips-tfile.c (initialize_init_file): Correct endianness test.
23318 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
23320 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
23321 the 'y' constraint.
23323 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23325 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
23326 saves in a PARALLEL before the register assignments.
23328 2007-02-05 Richard Sandiford <richard@codesourcery.com>
23330 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
23331 DWARF_FRAME_RETURN_COLUMN to be a general register.
23332 * dwarf2out.c (init_return_column_size): New function, split from...
23333 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
23334 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
23335 to be nongeneral registers.
23336 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
23338 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
23339 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
23341 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23343 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
23345 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
23347 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
23348 (remove_path): Use can_remove_branch_p and remove_branch instead
23349 of loop_delete_branch_edge.
23350 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
23351 (tree_transform_and_unroll_loop): Remove dead branches immediately.
23352 Update profile using scale_dominated_blocks_in_loop.
23353 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
23354 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
23355 (can_remove_branch_p, remove_branch): Declare.
23356 * tree-cfg.c (tree_can_remove_branch_p): New function.
23357 (tree_cfg_hooks): Add tree_can_remove_branch_p.
23358 * cfgrtl.c (rtl_can_remove_branch_p): New function.
23359 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
23361 2007-02-05 Jan Hubicka <jh@suse.cz>
23363 PR middle-end/30696
23364 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
23365 nodes in cgraph, don't remove offline copy of the function.
23367 2007-02-04 Jan Hubicka <jh@suse.cz>
23369 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
23370 vectors might cause maybe_lookup_element_for_expr to be called
23371 on non-sra-candidate.
23373 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23375 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
23376 config/bfin/bfin.md, config/bfin/predicates.md: Follow
23377 spelling conventions.
23379 2007-02-04 Richard Guenther <rguenther@suse.de>
23381 PR middle-end/30636
23382 * fold-const.c (try_move_mult_to_index): Make sure to not
23383 overflow one dimension of a multi-dimensional array access.
23385 2007-02-04 Jan Hubicka <jh@suse.cz>
23387 * passes.c (init_optimization_passes): Reindent.
23389 2007-02-04 Jan Hubicka <jh@suse.cz>
23390 Eric Botcazou <ebotcazou@adacore.com>
23392 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
23393 (execute_fixup_cfg): Break out the abnormal goto code.
23394 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
23395 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
23396 (optimize_inline_calls): Call make_nonlocal_label_edges.
23398 2007-02-04 Jan Hubicka <jh@suse.cz>
23400 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
23401 true when something was changed.
23402 (rename_ssa_copies): When something was changed, do
23403 TODO_remove_unused_locals.
23404 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
23405 add TODO_remove_unused_locals when instruction was removed.
23407 2007-02-04 Jan Hubicka <jh@suse.cz>
23409 * ipa-inline.c (try_inline): Improve debug output; work on already
23411 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
23412 call try_inline for already inlined edges too when flattening;
23413 inline also functions that make callee growth but overall unit size
23416 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23418 * config/m32c/bitops.md, config/m32c/jump.md,
23419 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
23420 config/m32r/m32r.h, config/m32r/m32r.md,
23421 config/m32r/predicates.md, config/m68hc11/larith.asm,
23422 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
23423 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
23424 config/mips/mips-protos.h, config/mips/mips.c,
23425 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
23426 config/mn10300/mn10300.h, config/mn10300/predicates.md,
23427 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
23428 spelling conventions.
23430 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
23431 Follow spelling conventions.
23433 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
23435 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
23436 warn about C++0x compatibility.
23438 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
23440 * config/h8300/h8300.c, config/h8300/h8300.h,
23441 config/h8300/h8300.md: Follow spelling conventions.
23443 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
23445 PR middle-end/30667
23446 * combine.c (try_combine): Do not substitute source operand
23447 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
23449 2007-02-03 Jan Hubicka <jh@suse.cz>
23451 PR gcov-profile/30650
23452 * value-prof.c (stringop_block_profile): Fix handling of size counter;
23453 do not divide by zero for never executed counters.
23454 (tree_find_values_to_profile): Fix counters.
23455 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
23457 2007-02-03 Ian Lance Taylor <iant@google.com>
23459 * lower-subreg.c (simple_move_operand): New static function,
23460 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
23462 (simple_move): Call simple_move_operand.
23463 (find_decomposable_subregs): Add special handling of MEMs.
23464 (can_decompose_p): Rename from cannot_decompose_p. Reverse
23465 meaning of return value. If we see a hard register, test whether
23466 it can store a word_mode value. Change all callers.
23468 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23470 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
23471 ftrapv insns and expanders.
23472 (subdi3): Change define_expand operand 1 to arith11_operand, and
23473 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
23474 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
23475 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
23478 PR middle-end/30174
23479 * varasm.c (notice_global_symbol): Treat global objects as weak when
23480 flag_shlib is true.
23482 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23484 * emit-rtl.c (dconstpi): Delete.
23485 (dconstsqrt2): New.
23486 (init_emit_once): Delete dconstpi and init dconstsqrt2.
23487 * real.h (dconstpi): Delete.
23488 (dconstsqrt2): New.
23489 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
23490 (fold_builtin_hypot): Likewise.
23492 2007-02-03 Tom Tromey <tromey@redhat.com>
23495 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
23496 -gcoff3, -gxcoff3, -gvms3 implies -dD.
23498 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
23500 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
23501 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
23502 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
23503 config/rs6000/cell.md, config/rs6000/darwin.h,
23504 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
23505 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
23506 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
23507 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
23508 typos. Follow spelling conventions.
23509 * doc/invoke.texi: Follow spelling conventions.
23511 2007-02-03 Roger Sayle <roger@eyesopen.com>
23513 * simplify-rtx.c (simplify_relational_operation_1): Implement some
23514 canonicalization transformations that attempt to simplify integer
23515 constant comparisons to become comparisons against zero.
23517 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23519 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
23521 * fold-const.c (fold_binary): Fix comment typos. Fold complex
23522 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
23524 2007-02-02 Mike Stump <mrs@apple.com>
23526 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
23527 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
23528 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
23529 generate a branch island.
23531 2007-02-02 Bob Wilson <bob.wilson@acm.org>
23533 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
23534 (xtensa_legitimate_address_p): New.
23535 (xtensa_legitimize_address): New.
23536 (xtensa_output_addr_const_extra): New.
23537 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
23539 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
23540 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
23541 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
23542 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
23543 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
23544 (xtensa_legitimize_address): New.
23545 (xtensa_output_addr_const_extra): New.
23547 2007-02-02 Steve Ellcey <sje@cup.hp.com>
23549 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
23551 2007-02-02 Ian Lance Taylor <iant@google.com>
23553 * expmed.c (expand_divmod): Add comment.
23555 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
23557 * emit-rtl.c (renumber_insns): Remove.
23558 * flags.h: Remove the extern for flag_renumber_insns.
23559 * rtl.h: Remove the prototype for renumber_insns.
23560 * toplev.c (flag_renumber_insns): Remove.
23562 2007-02-02 Hui-May Chang <hm.chang@apple.com>
23564 Revert for x86 darwin:
23565 2005-06-19 Uros Bizjak <uros@kss-loka.si>
23567 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
23568 code before the following patch under TARGET_MACHO.
23569 (ix86_function_value_regno_p): Likewise.
23571 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23573 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
23576 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23579 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
23580 loads to general or fp registers. Add comments.
23581 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
23583 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
23585 * pointer-set.c (insert_aux): Only return insertion slot.
23586 (pointer_set_insert): Adjust.
23587 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
23588 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
23589 pointer_map_traverse): New.
23590 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
23591 pointer_map_create, pointer_map_destroy, pointer_map_insert,
23592 pointer_map_contains, pointer_map_traverse): Declare.
23594 2007-02-02 Jakub Jelinek <jakub@redhat.com>
23596 PR middle-end/30473
23597 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
23598 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
23600 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
23602 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
23604 (struct _dep): New type.
23605 (dep_t): New typedef.
23606 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
23607 (DEP_STATUS): New access macro. The macro with the same name was
23608 renamed to DEP_LINK_STATUS.
23609 (dep_init): Declare function
23611 (struct _dep_link): New type.
23612 (dep_link_t): New typedef.
23613 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
23614 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
23615 (DEP_LINK_STATUS): New macro.
23616 (debug_dep_links): New debug function.
23618 (struct _deps_list): New type.
23619 (deps_list_t): New typedef.
23620 (DEPS_LIST_FIRST): New access macro.
23621 (FOR_EACH_DEP_LINK): New cycle macro.
23622 (create_deps_list, free_deps_list, delete_deps_list): Declare
23624 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
23625 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
23626 (copy_deps_list_change_con): Ditto.
23628 (move_dep_link): Declare function.
23630 (struct _dep_node): New type.
23631 (dep_node_t): New typedef.
23632 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
23634 (struct haifa_insn_data.back_deps): New field to hold backward
23635 dependencies of the insn.
23636 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
23638 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
23639 Change its type to deps_list_t.
23640 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
23641 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
23642 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
23644 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
23646 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
23648 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
23650 (dep_cost): Declare.
23652 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
23653 (ds_to_dk, dk_to_ds): New functions.
23655 (init_dep_1): New static function.
23656 (init_dep): New function.
23657 (copy_dep): New static function.
23659 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
23661 (detach_dep_link): New static function.
23662 (move_dep_link): New function.
23664 (dep_links_consistent_p, dump_dep_links): New static functions.
23665 (debug_dep_links): New debugging function.
23667 (deps_obstack, dl_obstack, dn_obstack): New static variables.
23669 (alloc_deps_list, init_deps_list): New static functions.
23670 (create_deps_list): New function.
23671 (clear_deps_list): New static function.
23672 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
23673 (deps_list_consistent_p, dump_deps_list): New static functions.
23674 (debug_deps_list): New function.
23675 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
23677 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
23679 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
23680 use new scheduler dependencies lists.
23681 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
23682 (sched_analyze): Ditto. Initialize dependencies lists.
23683 (add_forw_dep, compute_forward_dependences): Update to use new
23684 scheduler dependencies lists.
23686 (init_dependency_caches): Init deps_obstack.
23687 (free_dependency_caches): Free deps_obstack.
23689 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
23690 new scheduler dependencies lists.
23691 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
23692 (add_back_forw_dep, delete_back_forw_dep): Ditto.
23694 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
23695 Update to use new scheduler dependencies lists.
23696 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
23697 (debug_dependencies): Ditto.
23698 (schedule_region): Update comments.
23700 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
23701 scheduler dependencies lists.
23702 (schedule_ebb): Update comments.
23704 * rtl.def (DEPS_LIST): Remove.
23706 * lists.c (unused_deps_list): Remove.
23707 (free_list): Update assertions.
23709 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
23710 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23712 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
23713 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
23715 * haifa-sched.c (comments): Update.
23716 (insn_cost1): Remove. Inline the code into insn_cost ().
23717 (insn_cost): Update to use new scheduler dependencies lists. Move
23718 processing of the dependency cost to dep_cost ().
23719 (dep_cost): New function. Use it instead of insn_cost () when
23720 evaluating cost of the dependency. Use compatible interface to
23721 interact with the target.
23722 (priority): Update to use new scheduler dependencies lists.
23723 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
23724 with greater number of insns that depend on the insn.
23725 (schedule_insn): Update to use new scheduler dependencies lists. Add
23726 code to free backward dependencies lists. Inline and optimize code
23727 from resolve_dep () - see PR28071.
23728 (ok_for_early_queue_removal): Update to use new scheduler dependencies
23729 lists. Update call to targetm.sched.is_costly_dependence hook.
23731 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
23732 scheduler dependencies lists.
23734 (resolve_dep): Remove. Move the logic to schedule_insn ().
23735 (init_h_i_d): Initialize dependencies lists.
23737 (process_insn_depend_be_in_spec): Rename to
23738 process_insn_forw_deps_be_in_spec. Update to use new scheduler
23739 dependencies lists.
23740 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
23741 Update to use new scheduler dependencies lists.
23742 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
23744 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
23745 new scheduler dependencies lists.
23746 (build_intra_loop_deps): Ditto.
23748 * target.h (struct _dep): Declare to use in
23749 gcc_target.sched.is_costly_dependence.
23750 (struct gcc_target.sched.adjust_cost): Fix typo.
23751 (struct gcc_target.sched.is_costly_dependence): Change signature to
23752 use single dep_t parameter instead of an equivalent triad.
23753 (struct gcc_target.sched.adjust_cost_2): Remove.
23755 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
23757 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
23759 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
23761 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
23763 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
23764 (REG_DEP_TRUE): Document.
23766 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
23767 Change signature to correspond to the targetm.sched.adjust_cost hook.
23768 Update use in TARGET_SCHED_ADJUST_COST_2.
23769 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
23770 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
23771 new scheduler dependencies lists.
23772 (ia64_gen_check): Ditto.
23774 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
23775 scheduler dependencies lists.
23777 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
23778 signature to correspond to the targetm.sched.is_costly_dependence hook.
23779 (is_costly_group): Update to use new scheduler dependencies lists.
23781 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
23782 instead of INSN_COST () macro.
23784 2007-02-01 Ian Lance Taylor <iant@google.com>
23786 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
23788 2007-02-01 Guy Martin <gmsoft@gentoo.org>
23790 * pa.md (tp_load): Correct mfctl instruction syntax.
23792 2007-02-01 Geoffrey Keating <geoffk@apple.com>
23794 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
23795 altivec_padding_size calculation on AIX. Improve comment, add
23796 assert to verify that it's right.
23798 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
23801 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
23803 PR inline-asm/28686
23804 * global.c (global_alloc): Add mising initialization of
23807 2007-02-01 Roger Sayle <roger@eyesopen.com>
23809 * alias.c (init_alias_analysis): Correct whitespace.
23810 * bb-reorder.c (fix_edges_for_rarely_executed_code,
23811 partition_hot_cold_basic_blocks): Likewise.
23812 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
23813 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
23814 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
23815 fold_builtin_snprintf_chk, fold_builtin_printf,
23816 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
23817 do_mpfr_arg3, do_mpfr_sincos): Likewise.
23818 * cfgcleanup.c (cleanup_cfg): Likewise.
23819 * cfgexpand.c (tree_expand_cfg): Likewise.
23820 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
23821 * function.c (get_next_funcdef_no): Likewise.
23822 * gengtype.c (main): Likewise.
23823 * genmodes.c (main): Likewise.
23824 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
23825 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
23826 * ifcvt.c (noce_emit_move_insn): Likewise.
23827 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
23829 * stor-layout.c (get_best_mode): Likewise.
23830 * tree-ssa-loop-niter.c (get_val_for): Likewise.
23831 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
23832 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
23833 perform_var_substitution, solve_graph): Likewise.
23834 * tree-vrp.c (vrp_finalize): Likewise.
23836 2007-02-01 Ian Lance Taylor <iant@google.com>
23838 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
23839 high part of a paradoxical subreg, return a constant zero.
23841 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
23843 * toplev.c (lang_dependent_init): Call init_set_costs.
23844 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
23846 2007-02-01 Richard Guenther <rguenther@suse.de>
23848 PR middle-end/30656
23849 * fold-const.c (fold_negate_expr): Allow negating a
23850 constant if overflow does not change.
23852 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23854 * doc/c-tree.texi (Expression trees): Improve markup.
23855 * doc/tm.texi (Register Classes, Addressing Modes)
23856 (Floating Point): Fix spacing after abbreviations. Fix some
23859 2007-02-01 Ben Elliston <bje@au.ibm.com>
23861 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
23862 * doc/contrib.texi: Likewise.
23863 * doc/install.texi: Likewise.
23865 2007-01-31 Richard Henderson <rth@redhat.com>
23866 Ian Lance Taylor <iant@google.com>
23868 * lower-subreg.c: New file.
23869 * rtl.def (CONCATN): Define.
23870 * passes.c (init_optimization_passes): Add pass_lower_subreg and
23871 pass_lower_subreg2.
23872 * emit-rtl.c (update_reg_offset): New static function, broken out
23873 of gen_rtx_REG_offset.
23874 (gen_rtx_REG_offset): Call update_reg_offset.
23875 (gen_reg_rtx_offset): New function.
23876 * regclass.c: Revert patch of 2006-03-05, restoring
23878 (clear_reg_info_regno): New function.
23879 * dwarf2out.c (concatn_loc_descriptor): New static function.
23880 (loc_descriptor): Handle CONCATN.
23881 * common.opt (fsplit_wide_types): New option.
23882 * opts.c (decode_options): Set flag_split_wide_types when
23884 * timevar.def (TV_LOWER_SUBREG): Define.
23885 * rtl.h (gen_reg_rtx_offset): Declare.
23886 (reg_scan_update): Declare.
23887 * regs.h (clear_reg_info_regno): Declare.
23888 * tree-pass.h (pass_lower_subreg): Declare.
23889 (pass_lower_subreg2): Declare.
23890 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
23891 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
23892 -fsplit-wide-types.
23893 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
23894 * Makefile.in (OBJS-common): Add lower-subreg.o.
23895 (lower-subreg.o): New target.
23897 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23899 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
23901 2007-01-31 Anatoly Sokolov <aesok@post.ru>
23904 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
23906 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23908 PR middle-end/29335
23909 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
23911 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
23913 * cfgloop.h: Include vec-prim.h.
23914 (enum li_flags): Remove LI_ONLY_OLD.
23915 (loop_iterator): Changed.
23916 (fel_next, fel_init): Iterate over loop tree.
23917 (FOR_EACH_LOOP_BREAK): New macro.
23918 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
23920 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
23921 * modulo-sched.c (sms_schedule): Ditto.
23922 * tree-vectorizer.c (vectorize_loops): Ditto.
23923 * doc/loop.texi: Update information on loop numbering and behavior of
23924 FOR_EACH_LOOP wrto new loops.
23925 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
23926 add_to_evolution_1): Test nestedness of loops instead of comparing
23928 * tree-chrec.c (chrec_fold_plus_poly_poly,
23929 chrec_fold_multiply_poly_poly, chrec_evaluate,
23930 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
23931 reset_evolution_in_loop): Ditto.
23932 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
23934 2007-01-31 Dirk Mueller <dmueller@suse.de>
23936 * c-common.c (warn_about_parentheses): Separate warning about
23937 un-parenthized sequence of comparison operators from the one
23938 which is supposed to warn about x <= y <= z.
23940 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
23942 * optabs.h (enum optab_index): Add new OTI_isinf.
23943 (isinf_optab): Define corresponding macro.
23944 * optabs.c (init_optabs): Initialize isinf_optab.
23945 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
23947 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
23948 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
23950 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
23951 expand_builtin_interclass_mathfn.
23952 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
23953 * config/i386/i386.md (UNSPEC_FXAM): New constant.
23954 (fxam<mode>2_i387): New insn pattern.
23955 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
23956 built-in functions as x87 inline asm.
23958 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23960 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
23962 2007-01-30 Eric Christopher <echristo@apple.com>
23964 * config.gcc: Add geode.
23966 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
23968 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
23969 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
23970 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
23971 value-prof.c: Fix comment typos.
23973 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23976 * doc/invoke.texi (Wpointer-arith): Document warning.
23978 2007-01-30 Janis Johnson <janis187@us.ibm.com>
23980 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
23981 the list of discrepancies from the draft TR.
23983 2007-01-30 Dirk Mueller <dmueller@suse.de>
23986 * doc/invoke.texi (-Wreturn-type): Update description to
23987 match new behavior.
23989 2007-01-30 Richard Sandiford <richard@codesourcery.com>
23991 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
23993 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
23995 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
23996 to handle optabs that operate on floating point input argument and
23997 output to integer output.
23998 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
23999 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
24000 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
24001 expand_builtin_interclass_mathfn ().
24002 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
24003 (ilogbsi2): Remove.
24004 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
24005 ilogbl built-in functions as x87 intrinsics.
24007 2007-01-30 Richard Guenther <rguenther@suse.de>
24009 PR middle-end/27657
24010 * dwarf2out.c (reference_to_unused): Query varpool if the
24011 variable was output.
24013 2007-01-30 Richard Guenther <rguenther@suse.de>
24015 PR middle-end/30313
24016 * passes.c (execute_one_pass): Reset in_gimple_form to not
24017 confuse non-unit-at-a-time mode.
24019 2007-01-29 Roger Sayle <roger@eyesopen.com>
24020 Richard Guenther <rguenther@suse.de>
24022 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
24023 avoid undefined behaviour on overflow. Use force_fit_type_double
24024 to construct the constant with the specified TREE_OVERFLOW.
24026 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24028 * config/dfp-bit.c: Add parameterized support for fp exceptions.
24029 * config/dfp-bit.h: Ditto.
24031 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24033 * c-decl.c (pop_scope): Replace warnings with call to
24034 warn_for_unused_label.
24035 * c-common.h (warn_for_unused_label): Declare.
24036 * c-common.c (warn_for_unused_label): Define.
24038 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24040 * tree-optimize.c (update_inlined_to_pointers): Delete unused
24043 2007-01-29 Janis Johnson <janis187@us.ibm.com>
24045 * Makefile.in (USER_H): Remove decfloat.h.
24046 * ginclude/decfloat.h: Delete, moving contents to ...
24047 * ginclude/float.h: Add support for decimal floating point,
24048 guarded by __STDC_WANT_DEC_FP__.
24050 2007-01-29 Mike Stump <mrs@apple.com>
24052 * doc/gccint.texi (Top): Rename Loop Representation to Loop
24053 Analysis and Representation to resolve case insensitive conflict.
24054 * doc/loop.texi (Loop Analysis and Representation): Likewise.
24056 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
24058 * tree.h (struct tree_memory_tag): Add aliases member.
24059 (MTAG_ALIASES): New macro.
24060 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
24061 (add_may_alias): Remove pointer-set. Update for may_aliases being
24063 (mark_aliases_call_clobbered): Update for may_aliases being a
24065 (compute_tag_properties): Ditto.
24066 (create_partition_for): Ditto.
24067 (compute_memory_partitions): Ditto.
24068 (dump_may_aliases_for): Ditto.
24069 (is_aliased_with): Ditto.
24070 (add_may_alias_for_new_tag): Ditto.
24071 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
24072 (compute_is_aliased): New function.
24073 (compute_may_aliases): Call compute_is_aliased).
24074 (init_alias_info): Initialize alias_bitmap_obstack.
24075 (union_alias_set_into): New function.
24076 (compute_flow_sensitive_aliasing): Use union_aliases_into.
24077 (have_common_aliases_p): Rewrite to take two bitmaps and use
24079 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
24080 Update for bitmaps.
24081 (finalize_ref_all_pointers): Update for add_may_alias changes.
24082 (new_type_alias): Ditto.
24083 * tree-flow-inline.h (may_aliases): Return a bitmap.
24084 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
24085 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
24086 may_aliases being a bitmap.
24087 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
24088 may_aliases now returns a bitmap.
24089 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
24091 * tree-ssa-operands.c (add_virtual_operand): Update for
24092 may_aliases being a bitmap.
24094 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
24096 PR tree-optimization/30630
24097 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
24098 variable as changed.
24100 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
24103 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
24104 expanded only once even if an error occurs.
24106 2007-01-29 Ben Elliston <bje@au.ibm.com>
24108 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
24109 (__gcov_average_profiler): Likewise.
24110 (__gcov_ior_profiler): Likewise.
24111 (__gcov_merge_ior): Likewise.
24113 2007-01-28 Jan Hubicka <jh@suse.cz>
24115 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
24116 * value-prof.c (stringop_block_profile): Likewise.
24118 2007-01-28 Jan Hubicka <jh@suse.cz>
24120 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
24121 Add variant handling histograms; add wrapper.
24122 (clear_storage_via_libcall): Export.
24123 (emit_block_move_hints): Break out from ...; add histograms.
24124 (emit_block_move): ... this one.
24125 (clear_storage_hints): Break out from ...; add histograms.
24126 (clear_storage): ... this one.
24127 (set_storage_via_memset): Handle histogram.
24128 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
24129 (clear_storage_hints, clear_storage_via_libcall): Declare.
24130 (set_storage_via_setmem): Update prototype.
24131 * doc/md.texi (movmem, setmem): Document new arguments.
24133 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
24134 Add new histograms.
24135 (stringop_block_profile): New global function.
24136 (tree_stringops_values_to_profile): Profile block size and alignment.
24137 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
24139 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
24140 (stringop_block_profile): Declare.
24141 * builtins.c: Include value-prof.h.
24142 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
24143 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
24144 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
24145 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
24146 * profile.c (instrument_values): Add new counters.
24147 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
24149 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
24150 (tree_init_edge_profiler): Build new profilers.
24151 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
24152 (pass_tree_profile): Add dump.
24153 (tree_profile_hooks): Update.
24154 * Makefile.in (LIBGCOV): Add new constants.
24155 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
24156 __gcov_ior_profiler): New.
24157 * i386.md (movmem/setmem expanders): Add new optional arguments.
24159 2007-01-28 David Edelsohn <edelsohn@gnu.org>
24161 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
24163 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24165 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
24166 (tree_unswitch_single_loop): Pass eni_size_weights to
24167 tree_num_loop_insns.
24168 * tree-ssa-loop-manip.c: Include tree-inline.h.
24169 (can_unroll_loop_p): Pass eni_size_weights to
24170 tree_num_loop_insns.
24171 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
24172 Pass eni_size_weights to estimate_num_insns.
24173 * tree.h (init_inline_once): Export.
24174 * toplev.c (backend_init): Call init_inline_once.
24175 * cgraphunit.c (cgraph_process_new_functions,
24176 cgraph_analyze_function): Pass eni_inlining_weights to
24177 estimate_num_insns.
24178 * ipa-inline.c (compute_inline_parameters): Ditto.
24179 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
24180 to estimate_num_insns.
24181 (try_unroll_loop_completely): Pass eni_size_weights to
24182 tree_num_loop_insns.
24183 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
24184 ot estimate_num_insns.
24185 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
24186 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
24187 * tree-inline.c (eni_inlining_weights, eni_size_weights,
24188 eni_time_weights): New variables.
24189 (init_inline_once): Initialize them.
24190 (struct eni_data): Mew.
24191 (estimate_num_insns_1, estimate_num_insns): Use weights.
24192 * tree-inline.h (struct eni_weights_d): New.
24193 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
24194 (estimate_num_insns): Declaration changed.
24195 * cfgloop.h (tree_num_loop_insns): Declaration changed.
24196 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
24197 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
24199 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
24201 * tree-data-ref.c (conflict_fn): Assert that the number of affine
24202 relations in the conflict function is valid.
24204 2007-01-27 Ian Lance Taylor <iant@google.com>
24206 * common.opt: Add fstrict-overflow.
24207 * opts.c (decode_options): Set flag_strict_overflow if -O2.
24208 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
24209 (TYPE_OVERFLOW_UNDEFINED): Define.
24210 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
24212 * tree.h (TYPE_TRAP_SIGNED): Don't define.
24213 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
24214 (fold_negate_expr): Likewise.
24215 (make_range): Likewise.
24216 (extract_muldiv_1): Likewise.
24217 (maybe_canonicalize_comparison): Likewise.
24218 (fold_comparison): Likewise.
24219 (fold_binary): Likewise.
24220 (tree_expr_nonnegative_p): Likewise.
24221 (tree_expr_nonzero_p): Likewise.
24222 * tree-vrp.c (compare_values): Likewise.
24223 (extract_range_from_binary_expr): Likewise.
24224 (extract_range_from_unary_expr): Likewise.
24225 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
24227 (nowrap_type_p): Likewise.
24228 * tree-scalar-evolution.c (simple_iv): Likewise.
24229 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
24230 (build_range_check): Likewise.
24231 (extract_muldiv_1): Likewise.
24232 (fold_comparison): Likewise.
24233 * tree-vrp.c (vrp_int_const_binop): Likewise.
24234 (extract_range_from_unary_expr): Likewise.
24235 * convert.c (convert_to_integer): Likewise.
24236 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
24237 (fold_comparison): Likewise.
24238 (fold_binary): Likewise.
24239 * optabs.c (optab_for_tree_code): Likewise.
24240 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
24241 * simplify-rtx.c (simplify_const_relational_operation): Check
24242 flag_strict_overflow and flag_trapv.
24243 (simplify_const_relational_operation): Likewise.
24244 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
24245 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
24248 2007-01-27 Roger Sayle <roger@eyesopen.com>
24250 * tree.c (tree_fold_gcd): Delete.
24251 * tree.h (tree_fold_gcd): Remove prototype.
24252 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
24253 test whether one constant integer is a multiple of another. Instead
24254 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
24255 * fold-const.c (multiple_of_p): We've determined both TOP and
24256 BOTTOM are integer constants so we can call int_const_binop directly
24257 instead of the more generic const_binop.
24259 2007-01-27 Roger Sayle <roger@eyesopen.com>
24261 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
24262 1*X check that the constant hasn't overflowed, to preserve the
24264 (round_up): Provide an efficient implementation when rouding-up an
24265 INTEGER_CST to a power-of-two.
24267 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24269 * doc/sourcebuild.texi: Add comma for clarity.
24270 * doc/extend.texi: Fix some typos.
24271 * doc/passes.texi: Likewise.
24272 * doc/cppinternals.texi: Likewise.
24273 * doc/c-tree.texi: Likewise.
24274 * doc/tree-ssa.texi: Likewise.
24275 * doc/install.texi: Likewise.
24277 2007-01-27 Jan Hubicka <jh@suse.cz>
24279 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
24280 (pass_sra): Do not require alias information.
24281 * passes.c (init_optimization_passes): Add SRA
24283 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
24285 * tracer.c (rest_of_handle_tracer): We already cleaned
24286 up the CFG in tracer() so don't do it here again.
24287 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
24288 cleanup_cfg here, either. And don't call renumber_insns.
24290 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
24291 and BB_HEAD are in the insn stream here. Instead make sure
24292 that BB_INSN is valid on all insns. Also, do check here that
24293 there are no pending branch predictions...
24294 (rtl_verify_flow_info): ...instead of doing it here. Checks
24295 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
24298 2007-01-26 Roger Sayle <roger@eyesopen.com>
24300 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
24301 function to simplify/factorize operand order canonicalization.
24302 (ix86_fixup_binary_operands): Reorganize using the above function.
24303 (ix86_binary_operator_ok): Likewise.
24305 2007-01-27 Jakub Jelinek <jakub@redhat.com>
24307 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
24308 file scope from optimize_attrs.
24309 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
24311 (optimize_attrs): Clear insn_code_values after freeing it.
24313 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
24315 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
24316 a parts.base assignment.
24318 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
24320 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
24321 (compute_subscript_distance, initialize_data_dependence_relation,
24322 finalize_ddr_dependent, analyze_ziv_subscript,
24323 analyze_siv_subscript_cst_affine,
24324 compute_overlap_steps_for_affine_univar,
24325 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
24326 analyze_siv_subscript, analyze_miv_subscript,
24327 analyze_overlapping_iterations, subscript_dependence_tester_1,
24328 compute_self_dependence, free_dependence_relation): Work
24329 with affine_fn instead of chrecs.
24330 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
24331 common_affine_function, affine_function_base,
24332 affine_function_constant_p, affine_fn_op, affine_fn_plus,
24333 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
24334 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
24335 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
24336 (all_chrecs_equal_p): Removed.
24337 * tree-data-ref.h (affine_fn, conflict_function): New types.
24338 (struct subscript): Change type of conflicting_iterations_in_a
24339 and conflicting_iterations_in_b.
24341 2007-01-26 Steve Ellcey <sje@cup.hp.com>
24344 * config/pa/pa.h (TARGET_HPUX_11): New.
24345 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
24346 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
24348 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
24349 Richard Guenther <rguenther@suse.de>
24351 * tree-ssa-structalias.c (solve_graph): Handle case
24352 we merged the variable to another.
24354 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24356 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
24359 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
24360 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
24362 2007-01-25 DJ Delorie <dj@redhat.com>
24364 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
24365 allow changes to modes which don't fit in those registers.
24367 * reload1.c (choose_reload_regs): Check for invalid subregs before
24368 computing their locations, not after.
24370 2007-01-25 Geoffrey Keating <geoffk@apple.com>
24373 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
24374 save Altivec registers in an eh_return function.
24375 (compute_vrsave_mask): Likewise.
24376 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
24377 for saving Altivec registers.
24378 (rs6000_emit_prologue): Don't allocate stack twice in
24379 eh_return function. Correct expected value of altivec_save_offset
24380 when using save_world. Describe save of R0 to stack when using
24381 save_world. Describe stack pointer adjustment when using
24382 save_world. Remove duplicated eh_return parameter register saving.
24383 Update sp_offset variable after save_world.
24384 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
24386 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
24387 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
24390 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24392 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
24394 2007-01-25 Steve Ellcey <sje@cup.hp.com>
24397 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
24398 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
24400 2007-01-25 Richard Guenther <rguenther@suse.de>
24402 * doc/invoke.texi (-Wcoverage-mismatch): Document.
24403 * common.opt (-Wcoverage-mismatch): New warning option.
24404 * coverage.c (get_coverage_counts): Ignore coverage mismatch
24405 if -Wcoverage-mismatch is given.
24407 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
24409 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
24410 (ipcp_driver): Change to static definition.
24411 Add dumping of the ifunctions.
24412 (constant_val_insert): Remove unused parameter. Support for SSA.
24413 (ipcp_propagate_const): Support for SSA.
24414 (ipcp_profile_bb_print): Print only analyzed nodes.
24415 (ipcp_replace_map_create): Remove support for Fortran constant
24417 * ipa-prop.c (ipa_method_modify_stmt,
24418 ipa_callsite_compute_param): Support for SSA.
24419 * ipa-prop.h (ipcp_driver): Remove declaration.
24420 (IS_VALID_TREE_MAP_INDEX): Add define.
24422 2007-01-24 Geoffrey Keating <geoffk@apple.com>
24424 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
24426 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24428 PR middle-end/30447
24429 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
24430 constant argument to cabs and do it without checking for
24431 -funsafe-math-optimizations.
24433 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
24435 * c-common.h (RID_FIRST_CXX0X): New.
24436 (RID_LAST_CXX0X): New.
24437 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
24439 * c.opt (Wc++0x-compat): New.
24440 * doc/invoke.texi (-Wc++0x-compat): Document.
24442 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24444 * builtins.c (fold_builtin_carg): New.
24445 (fold_builtin_1): Use it.
24447 2007-01-24 Jan Hubicka <jh@suse.cz>
24449 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
24451 * ipa-inline.c (initial_insns, max_insns): Delete.
24452 (compute_max_insns): New function.
24453 (cgraph_decide_inlining_of_small_function): Use it; take minimal
24454 amount of insns as base for code growth.
24455 (cgraph_decide_inlining): Make initial_insns local; do not compute
24457 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
24458 * doc/invoke.texi (inline-unit-growth): Update docs.
24460 2007-01-24 Jakub Jelinek <jakub@redhat.com>
24462 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
24463 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
24464 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
24465 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
24466 for CPUs that have PTA_CX16 set.
24468 PR middle-end/27416
24469 * gimplify.c (omp_check_private): New function.
24470 (gimplify_scan_omp_clauses): Use it for
24471 firstprivate/lastprivate/reduction.
24473 PR middle-end/30494
24474 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
24475 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
24477 PR middle-end/30421
24478 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
24479 If lower_lastprivate_clauses emits some statements, append them
24480 to dlist rather than body_p and to body_p append an initializer.
24481 (lower_omp_for): Adjust caller.
24483 2007-01-24 Steve Ellcey <sje@cup.hp.com>
24485 * target.h (globalize_decl_name): New.
24486 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24487 * output.h (default_globalize_decl_name): New.
24488 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
24490 (globalize_decl): Ditto.
24491 (default_globalize_decl_name): New.
24492 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
24493 (ia64_handle_version_id_attribute): New.
24494 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
24495 (ia64_asm_output_external): Use globalize_decl_name instead
24496 of globalize_label.
24497 * doc/extend.texi (version_id): New pragma.
24498 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
24500 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24502 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
24503 _uleb128_t and _Unwind_SWord with _sleb128_t.
24504 * unwind-dw2.c (extract_cie_info, execute_stack_op,
24505 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
24507 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
24508 * unwind-pe.h (read_uleb128, read_sleb128,
24509 read_encoded_value_with_base): Likewise.
24510 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
24512 2007-01-24 Richard Guenther <rguenther@suse.de>
24514 * builtins.c (expand_builtin_cexpi): Get the fndecl
24515 for cexp in the correct way.
24517 2007-01-24 Jan Hubicka <jh@suse.cz>
24519 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
24522 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
24524 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
24525 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
24526 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
24527 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
24528 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
24529 __SIZEOF_PTRDIFF_T__.
24530 * doc/cpp.texi: Documentation for the new builtin macros added.
24532 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
24534 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
24535 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
24536 instead of operands[2] to avoid access past the end of array.
24538 2007-01-24 Richard Sandiford <richard@codesourcery.com>
24540 * reload1.c (emit_reload_insns): Pass the reload register
24541 for a non-spill output reload through forget_old_reloads_1.
24543 2007-01-23 Joseph Myers <joseph@codesourcery.com>
24545 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24546 _SOFT_DOUBLE if doubles use software floating-point.
24547 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
24548 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24549 * config/rs6000/darwin-ldouble.c: Also compile functions for
24550 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
24551 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
24552 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
24553 commented-out long double override.
24554 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
24555 * config/rs6000/eabispe.h: Likewise.
24556 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
24557 long double for non-SPE.
24558 (rs6000_handle_option): Likewise.
24559 (invalid_e500_subreg): Disallow more subregs involding DImode,
24560 DFmode, TImode or TFmode.
24561 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
24563 (legitimate_lo_sum_address_p): Also check for TFmode for E500
24565 (rs6000_legitimize_address): Also handle TFmode for E500 double.
24566 (rs6000_legitimize_reload_address): Also handle TFmode for E500
24568 (rs6000_legitimate_address): Also check for TFmode for E500
24570 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
24571 (spe_build_register_parallel): Handle TFmode and TCmode.
24572 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
24574 (function_arg): Handle TFmode and TCmode for E500 double.
24575 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
24577 (print_operand): Handle TFmode and TImode for %y.
24578 (rs6000_generate_compare): Handle TFmode comparisons for E500
24580 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
24581 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
24582 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
24583 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
24584 TFmode for E500 double.
24585 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
24586 (floatsidf2): Enable for E500 double.
24587 (movtf_softfloat): Use rs6000_nonimmediate_operand.
24588 (extenddftf2): Change to extenddftf2_fprs.
24589 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
24590 depending on TARGET_E500_DOUBLE.
24591 (extendsftf2): Enable for E500 double.
24592 (trunctfdf2): Enable for E500 double.
24593 (trunctfsf2): Change to trunctfsf2_fprs.
24594 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
24595 depending on TARGET_E500_DOUBLE.
24596 (floatsitf2): Enable for E500 double.
24597 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
24598 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
24599 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
24600 (negtf2): Change to negtf2_internal.
24601 (negtf2): New expander.
24602 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
24603 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
24604 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
24605 (movdi_internal32): Use rs6000_nonimmediate_operand.
24606 (unnamed splitter): Likewise.
24607 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
24608 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
24609 (SPE64TF, DITI): New mode macros.
24610 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
24613 (frob_<mode>_di_2): New.
24614 (frob_tf_di_8_2): New.
24615 (frob_di_df): Change to frob_di_<mode>; allow more modes.
24617 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
24619 (frob_ti_<mode>_8_2): New.
24620 (frob_ti_tf_2): New.
24621 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
24622 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
24624 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
24625 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
24626 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
24627 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
24628 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
24629 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
24632 2007-01-23 Ian Lance Taylor <iant@google.com>
24634 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
24636 (OBJS-archive): Reformat, alphabetize.
24637 (OBJS): Change out_object_file to OBJS-md.
24639 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
24641 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
24642 JUMP_P and CALL_P predicates where applicable.
24643 * config/i386/i386.c: Ditto.
24644 * config/i386/i386.md: Ditto.
24645 * config/i386/mmx.md: Ditto.
24646 * config/i386/predicates.md: Ditto.
24648 2007-01-22 Andreas Schwab <schwab@suse.de>
24650 * config/m68k/m68k.h: Fix comment.
24652 2007-01-22 Jan Hubicka <jh@suse.cz>
24654 * passes.c (init_optimization_passes): Do not rerun
24655 pass_early_warn_uninitialized.
24657 2007-01-22 Richard Guenther <rguenther@suse.de>
24659 PR tree-optimization/30038
24660 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
24662 (execute_cse_sincos_1): Likewise.
24663 (execute_cse_sincos): Likewise.
24664 (gate_cse_sincos): Likewise.
24665 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
24666 the cexpi() canonicalization of sincos().
24667 * tree-pass.h (pass_cse_sincos): Declare.
24668 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
24670 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
24672 PR rtl-optimization/29329
24673 * combine.c (replaced_rhs_insn): Rename to i2mod.
24674 (replaced_rhs_value): Rename to i2mod_new_rhs.
24675 (i2mod_old_rhs): New global variable.
24676 (combine_instructions): Adjust for above change. Save a copy of
24677 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
24678 note are substituted in the second instruction.
24679 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
24680 ditch the note if it pertains to the second eliminated register
24681 and this register is mentioned in i2mod_old_rhs.
24684 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
24686 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
24687 the insn to which the note was originally attached.
24689 2007-01-21 Jan Hubicka <jh@suse.cz>
24691 * ipa-inline.c (inlining_mode): Comment, move up.
24692 (cgraph_decide_inlining_incrementally): Do not perform inlining
24693 itself; fix handling of flattening of self recursive functions.
24694 (cgraph_find_cycles): Remove.
24695 (cgraph_flatten_node): Remove.
24696 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
24697 (try_inline): New function.
24698 (cgraph_early_inlining): Update call of
24699 cgraph_decide_inlining_incrementally. Apply inlining here.
24700 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
24702 2007-01-21 Dirk Mueller <dmueller@suse.de>
24705 * tree-vrp.c (check_array_bounds): do not warn
24706 about ADDR_EXPR's of ARRAY_REF's which are immediately
24707 used in binary expressions.
24709 2007-01-21 Ira Rosen <irar@il.ibm.com>
24711 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
24712 read_write_dep and macros for its access.
24713 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
24714 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
24715 argument, call vect_check_interleaving for every independent pair of
24716 data-refs. Mark loads that access the same memory location as a store
24718 (vect_check_dependences): Remove.
24719 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
24720 call, fix the call to vect_analyze_data_ref_dependence.
24721 (vect_analyze_data_ref_access): For statements that access the same
24722 data-ref, check that they are not stores; for loads, check that there
24723 is no store that access the same location.
24725 2007-01-20 Roger Sayle <roger@eyesopen.com>
24726 Joseph Myers <joseph@codesourcery.com>
24728 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
24729 (-fdump-rtl-stack): Likewise.
24730 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
24731 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
24732 (-mpt-fixed): Use @minus{} for minus sign.
24733 (Using Precompiled Headers): Fix under/overfull hbox.
24735 2007-01-20 Jan Hubicka <jh@suse.cz>
24737 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
24738 place within annotation.
24740 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24742 * pa.c (output_move_double): Change array size of xoperands to 4.
24744 2007-01-20 Jan Hubicka <jh@suse.cz>
24746 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
24749 2007-01-19 Ian Lance Taylor <iant@google.com>
24751 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
24752 constant to unsigned HOST_WIDE_INT before negating.
24754 2007-01-19 Ian Lance Taylor <iant@google.com>
24756 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
24758 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
24759 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24760 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
24761 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
24762 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
24763 (realloc_vdef, realloc_vuse): Change second parameter to
24765 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
24766 fields to unsigned.
24767 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
24768 unsigned. Change x and lim locals to unsigned.
24769 (realloc_vdef, realloc_vuse): Change num_elem parameter to
24771 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
24772 (copy_virtual_operands): Change i and n locals to unsigned.
24774 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24776 PR middle-end/29335
24777 * builtins.c (fold_builtin_1): Handle builtin fdim.
24779 2007-01-20 Jan Hubicka <jh@suse.cz>
24781 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
24782 * tree-ssa-structalias.c (compute_points_to_sets): Do call
24783 init_alias_heapvars.
24784 (init_alias_heapvars): Initialize only when not already initialized.
24785 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
24787 2007-01-19 Roger Sayle <roger@eyesopen.com>
24789 * common.opt (fsigned-zeros): New command line option.
24790 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
24791 of flag_unsafe_math_optimizations.
24792 * opts.c (set_fast_math_flags): The -ffast-math command line option
24793 implies -fno-signed-zeros.
24794 (fast_math_flags_set_p): Likewise.
24796 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
24797 the documentation of -ffast-math appropriately. Wrap long lines.
24799 2007-01-19 Steve Ellcey <sje@cup.hp.com>
24801 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
24802 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
24804 2007-01-19 Tomas Bily <tbily@suse.cz>
24806 * cgraphunit.c (cgraph_finalize_function): Updating of pid
24808 (tree_init_ic_make_global_vars): New function
24809 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
24810 (tree_gen_ic_profiler): New function
24811 (tree_gen_ic_func_profiler): New function
24812 (tree_profiling): Added calling of tree_gen_ic_func_profiler
24813 (tree_profile_hooks): Added hook for indirec/virtual calls
24814 * value-prof.c (tree_find_values_to_profile): New case for
24816 (tree_values_to_profile): Call for determining indirect/virtual
24818 (tree_indirect_call_to_profile): New function
24819 (tree_ic_transform): New function
24820 (tree_ic): New function
24821 (find_func_by_pid): New function
24822 (init_pid_map): New function
24823 (tree_value_profile_transformations): Added check for
24824 indirect/virtual call transformation
24825 * value-prof.h (enum hist_type): New counter type for
24826 indirect/virtual calls
24827 (profile_hooks): Added new hook for profiling indirect/virtual
24829 * profile.c (instrument_values): New case for indirect/virtual
24831 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
24832 (GCOV_COUNTER_V_INDIR): New counter type
24833 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
24834 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
24836 * cgraph.c: Definition of cgraph_max_pid
24837 (cgraph_create_node): Default init of pid attribute
24838 * cgraph.h: Declaration of cgraph_max_pid
24839 (struct cgraph_node): Added pid attribute
24840 * libgcov.c (__gcov_indirect_call_profiler): New function
24841 (__gcov_one_value_profiler_body): New function
24842 (__gcov_one_value_profiler): Body was moved to
24843 __gcov_one_value_profiler_body and calls it
24845 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
24847 * doc/gty.texi (Options): Document the mark_hook option to GTY.
24848 * gengtype.c (write_types_data, write_func_for_structure,
24849 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
24850 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
24851 (walk_type, write_func_for_structure): Generate the mark_hook if
24854 2007-01-19 Jan Hubicka <jh@suse.cz>
24856 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
24857 'early' argument take inlining mode argument specifying whether to
24858 inline for size/speeed or all functions; add support for flattening;
24860 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
24862 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24865 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
24866 the name of the declared identifier.
24868 2007-01-19 Dirk Mueller <dmueller@suse.de>
24870 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
24871 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
24872 duplicate evaluation.
24874 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24876 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
24877 Macroize expander using X87MODEF12 mode macro. Extend operand 1
24878 to XFMode, use acosxf2 and truncate result to requested mode.
24879 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
24880 (asin<mode>2): Similarly, with asin expanders.
24881 (*fscalexf4_i387): Rename from *fscalexf4.
24882 (expNcorexf3): New expander.
24883 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
24884 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
24885 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
24886 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
24887 patterns for SSE math.
24888 (exp10<mode>2): Similarly, with exp10 expanders.
24889 (exp2<mode>2): Similarly, with exp2 expanders.
24890 (expm1<mode>2): Similarly, with expm1 expanders.
24891 (ldexp<mode>3): Similarly, with ldexp expanders.
24892 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
24893 Use gen_truncxf<mode>2_i387_noop to truncate result.
24895 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24897 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
24898 for ColdFire targets.
24900 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
24901 Richard Sandiford <richard@codesourcery.com>
24903 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
24904 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
24905 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
24906 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
24907 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24908 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
24910 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24912 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
24913 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
24914 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
24915 (*adddi_dilshr32_cf): New pattern.
24916 (adddi3, subdi3): Remove first alternatives.
24918 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24920 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
24921 implemented using move.l, do not use its cc result for floating-point
24924 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24926 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
24927 from accepting 's' constraints if flag_pic.
24929 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24931 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
24932 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
24933 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
24934 condition from TARGET_68881 to TARGET_HARD_FLOAT.
24936 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
24938 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
24939 ColdFire alternatives.
24940 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
24941 * config/m68k/m68k.md (clzsi2): Define for ColdFire
24942 architectures that support ff1 instruction.
24944 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24945 Julian Brown <julian@codesourcery.com>
24947 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
24948 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
24949 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
24952 2007-01-19 Richard Sandiford <richard@codesourcery.com>
24954 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
24956 (output_move_const_into_data_reg, output_move_simode_const): Delete.
24957 * config/m68k/m68k.c (const_method, const_int_cost): Take a
24958 HOST_WIDE_INT instead of an rtx.
24959 (m68k_rtx_costs): Update call accordingly.
24960 (output_move_const_into_data_reg): Likewise. Fix formatting.
24961 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
24963 (output_move_simode_const): Update calls after above changes.
24964 Rework to use automatic variables and predicates like MEM_P.
24965 * config/m68k/m68k.md (pushexthisi_const): Update call to
24968 2007-01-19 Dirk Mueller <dmueller@suse.de>
24970 * tree-ssa-alias.c (perform_var_substitution): Fix typo
24971 in dump_flags test.
24973 2007-01-19 Richard Guenther <rguenther@suse.de>
24975 * builtins.c (expand_builtin_cexpi): Fall back to expanding
24976 via cexp in case sincos is not available.
24978 2007-01-19 Richard Guenther <rguenther@suse.de>
24980 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
24981 * defaults.h (TARGET_HAS_SINCOS): Default to off.
24982 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
24983 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
24984 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
24985 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
24986 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
24987 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
24989 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
24991 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
24993 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
24994 (atan2xf3): Directly generate RTL pattern.
24995 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
24996 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
24997 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
24998 disable patterns for SSE math.
24999 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
25000 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
25001 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25002 disable patterns for SSE math.
25004 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
25006 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
25008 2007-01-18 Roger Sayle <roger@eyesopen.com>
25010 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
25011 VIEW_CONVERT_EXPR to the same type as it's operand.
25013 2007-01-18 David Edelsohn <edelsohn@gnu.org>
25015 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
25016 configured for long double 128.
25018 2007-01-18 Mike Stump <mrs@apple.com>
25020 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
25023 2007-01-18 Michael Meissner <michael.meissner@amd.com>
25025 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
25028 2007-01-18 Jan Hubicka <jh@suse.cz>
25030 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
25031 greater than NUM_VOP_FREE_BUCKETS.
25033 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
25035 * tree-ssa-structalias.c: Update comments.
25036 (ptabitmap_obstack): Removed.
25037 (pta_obstack): New.
25038 (oldpta_obstack): Ditto.
25039 (stats): Add a few members.
25040 (struct variable_info): Remove node, complex, address_taken, and
25041 indirect_target members. Add oldsolution member.
25042 (new_var_info): Do not initialize removed members.
25043 (constraint_expr_type): Remove INCLUDES.
25044 (constraint_graph): Add size, implicit_preds, rep,
25045 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
25046 (FIRST_REF_NODE): New macro.
25047 (LAST_REF_NODE): Ditto.
25048 (FIRST_ADDR_NODE): Ditto.
25049 (find): New function.
25051 (dump_constraint): Do not handle INCLUDES.
25052 (insert_into_complex): Do not insert duplicate constraints.
25053 (condense_varmap_nodes): Renamed and rewritten into ...
25054 (merge_node_constraints): This. Also fix bug in handling of
25055 offseted copy constraints.
25056 (clear_edges_for_node): No longer need to deal with preds at all,
25057 or removing associated preds/succs.
25058 (merge_graph_nodes): Deal with indirect_cycles.
25059 Don't deal with predecessors.
25060 (add_implicit_graph_edge): New function.
25061 (add_pred_graph_edge): Ditto.
25062 (add_graph_edge): Don't deal with predecessors.
25063 (build_constraint_graph): Removed.
25064 (build_pred_graph): New function.
25065 (build_succ_graph): Ditto.
25066 (struct scc_info): Removed in_component. Added roots, dfs, and
25067 node_mapping. Remove visited_index, unification_queue.
25068 (scc_visit): Deal with union-find we do now.
25069 Deal with cycles with REF nodes.
25070 (collapse_nodes): Renamed and rewritten to ...
25071 (unify_nodes): This.
25072 (process_unification_queue): Removed.
25073 (topo_visit): Cleanup
25074 (do_da_constraint): Use find.
25075 (do_sd_constraint): Ditto.
25076 (do_ds_constraint): Ditto.
25077 (do_complex_constraint): Ditto.
25078 (init_scc_info): Update for removed and added members.
25079 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
25080 (find_indirect_cycles): This.
25081 (equivalence_class): New variable.
25082 (label_visit): New function.
25083 (perform_variable_substitution): Rewritten.
25084 (free_var_substitution_info): New function.
25085 (find_equivalent_node): Ditto.
25086 (move_complex_constraints): Ditto.
25087 (eliminate_indirect_cycles): Ditto.
25088 (solve_graph): Only propagate changed bits.
25089 Use indirect cycle elimination.
25091 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
25092 (tree_id_eq): Renamed to ...
25093 (tree_vi_eq): This. Update for member change
25094 (insert_id_for_tree): Renamed and rewritten to ...
25095 (insert_vi_for_tree): This.
25096 (lookup_id_for_tree): Renamed and rewritten to ...
25097 (lookup_vi_for_tree): This.
25098 (get_id_for_tree): Renamed and rewritten to ...
25099 (get_vi_for_tree): Ditto.
25100 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
25101 (process_constraint): Don't handle INCLUDES.
25102 Remove special ADDRESSOF case.
25103 (find_func_aliases): Rewrite to use vi functions instead of id
25105 (create_function_info_for): Ditto.
25106 (create_variable_info_for): Ditto.
25107 (intra_create_variable_infos): Ditto.
25108 (merge_smts_into): Ditto.
25109 (find_what_p_points_to): Ditto.
25110 (init_base_vars): Ditto.
25111 (init_alias_vars): Ditto.
25112 (remove_preds_and_fake_succs): New function.
25113 (dump_sa_points_to_info): Dump new stats.
25114 (dump_solution_for_var): Use find.
25115 (set_used_smts): Fix formatting.
25116 (compute_points_to_sets): Updated for new functions.
25117 (ipa_pta_execute): Ditto.
25119 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25120 Richard Sandiford <richard@codesourcery.com>
25122 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
25124 * calls.c (expand_call): If the return value is a PARALLEL,
25125 extract its first member.
25126 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
25127 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25128 use FUNCTION_EXTRA_EPILOGUE.
25129 (m68k_function_value): Return a PARALLEL if the return value
25130 is of a pointer type.
25131 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
25132 (FUNCTION_EXTRA_EPILOGUE): Remove.
25133 * config/m68k/m68k.md (D0_REG): New constant.
25135 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25137 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
25138 output a NOP for empty epilogues.
25140 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25142 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
25143 before function. Extend register save check to include all
25144 registers, not just integer ones.
25146 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25148 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
25149 (m68k_use_return_insn): ...this.
25150 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
25151 * config/m68k/m68k.c (use_return_insn): Rename to...
25152 (m68k_use_return_insn): ...this.
25153 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
25154 of USE_RETURN_INSN.
25156 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25158 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
25159 nearest even, fix denormal rounding overflow.
25161 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25163 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
25164 f%$smove and f%$move.
25165 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
25166 (extendsfdf2_cf): Use fdmove instead of f%&move.
25167 (truncdfsf2_cf): Use fsmove instead of f%$smove.
25168 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
25170 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25172 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
25175 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25177 * real.h (real_format): Add a canonical_nan_lsbs_set field.
25178 (coldfire_single_format): Declare.
25179 (coldfire_double_format): Likewise.
25180 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
25181 of qnan_msb_set to determine the lower bits of a canonical
25183 (encode_ieee_double): Likewise.
25184 (encode_ieee_quad): Likewise.
25185 (ieee_single_format): Initialize canonical_nan_lsbs_set.
25186 (mips_single_format): Likewise.
25187 (ieee_double_format): Likewise.
25188 (mips_double_format): Likewise.
25189 (ieee_extended_motorola_format): Likewise.
25190 (ieee_extended_intel_96_format): Likewise.
25191 (ieee_extended_intel_128_format): Likewise.
25192 (ieee_extended_intel_96_round_53_format): Likewise.
25193 (ibm_extended_format): Likewise.
25194 (mips_extended_format): Likewise.
25195 (ieee_quad_format): Likewise.
25196 (mips_quad_format): Likewise.
25197 (vax_f_format): Likewise.
25198 (vax_d_format): Likewise.
25199 (vax_g_format): Likewise.
25200 (i370_single_format): Likewise.
25201 (i370_double_format): Likewise.
25202 (decimal_single_format): Likewise.
25203 (decimal_double_format): Likewise.
25204 (decimal_quad_format): Likewise.
25205 (c4x_single_format): Likewise.
25206 (c4x_extended_format): Likewise.
25207 (real_internal_format): Likewise.
25208 (coldfire_single_format): New real_format.
25209 (coldfire_double_format): Likewise.
25210 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
25211 canonical_nan_lsbs_set.
25212 (pdp11_d_format): Likewise.
25213 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
25214 if TARGET_COLDFIRE_CPU.
25216 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25218 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
25219 (output_call, m68k_legitimize_call_address): Declare.
25220 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
25221 parenthesees. Add support for a 'W' constraint.
25222 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
25223 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
25224 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
25225 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
25227 (override_options): Initialize them. Do not set flag_no_function_cse
25228 for TARGET_ID_SHARED_LIBRARY.
25229 (m68k_output_pic_call): Delete.
25230 (m68k_legitimize_call_address): New function.
25231 (print_operand): Remove the %o prefix. Handle the %p prefix.
25232 (output_call): New function.
25233 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
25234 target address from the GOT if symbolic jumps are not allowed.
25235 * config/m68k/m68k.md (call, general_operand): Do not set
25236 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
25237 Merge separate flag_pic and !flag_pic define_insns into...
25238 (*call, *call_value): ...these new patterns. Match the address
25239 rather than the containing MEM and require it to be a call_operand.
25240 Use output_call to generate the asm template.
25241 * config/m68k/predicates.md (const_call_operand): New predicate.
25242 (call_operand): Likewise.
25244 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25246 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
25247 (STACK_GROWS_DOWNWARD): Define to 1.
25248 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
25249 comments, emphasizing that these values are only defaults.
25250 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
25251 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
25253 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25255 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
25257 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
25258 Richard Sandiford <richard@codesourcery.com>
25260 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
25261 (FP_REGNO_P): New macros.
25262 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
25263 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
25264 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
25265 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
25267 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25269 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25270 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
25272 * config/m68k/t-floatlib: New file, extracting common code from...
25273 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
25274 * config/m68k/t-uclinux: Here.
25275 * config/m68k/fpgnulib.c: Do not compile extendeed precision
25276 routines on ColdFire targets.
25278 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
25280 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25281 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
25282 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
25283 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
25284 explicitly set MOTOROLA to 1.
25285 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
25287 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25288 Nathan Sidwell <nathan@codesourcery.com>
25290 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
25291 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
25292 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
25293 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
25294 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
25295 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
25296 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
25297 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
25298 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
25299 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
25300 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
25301 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
25302 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
25303 (DBX_REGISTER_NUMBER): Delete.
25304 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
25305 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
25306 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
25308 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25310 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
25311 * config/flat.h: New file.
25312 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
25313 OBJECT_FORMAT_FLAT.
25314 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
25315 indirect references for -msep-data or -mid-shared-library.
25316 Do not use PC-relative code addresses either.
25317 * config/m68k/m68k.c (override_options): Restrict -fPIC error
25319 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
25320 for shared libraries and crt1.o for executables. Use crti.o and
25322 (ENDFILE_SPEC): Use crtend.o and crtn.o.
25323 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
25324 Do not add -elf2flt or -shared-lib-id options here.
25325 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
25326 Pass -shared-lib-id if -mid-shared-library, taking the library
25327 identifier from -mshared-library-id if given, otherwise
25329 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
25330 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
25331 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
25332 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
25333 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
25334 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
25336 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
25337 jump sequence for ISA A and ISA A+.
25338 (PICJUMP): Likewise.
25340 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25342 * config.gcc (m68k-*-uclinux*): Base the port on the common
25343 and m68k GNU/Linux files rather than on the generic ELF ones.
25344 * config/m68k/uclinux.h (TARGET_VERSION): Override.
25345 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
25347 2007-01-18 Julian Brown <julian@codesourcery.com>
25348 Richard Sandiford <richard@codesourcery.com>
25350 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
25351 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25352 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
25354 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
25355 80 unconditionally.
25356 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
25358 2007-01-18 Richard Sandiford <richard@codesourcery.com>
25360 * doc/install.texi: Document m68k-uclinuxoldabi.
25361 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
25362 * config/m68k/uclinux-oldabi.h: New file, copied from
25363 config/m68k/uclinux.h.
25365 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
25367 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
25368 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
25369 (m32r_compute_frame_size): Use unsigned for regno.
25370 (m32r_reload_lr): Use gen_frame_mem.
25372 (m32r_output_function_epilogue): Don't output the function epilogue
25374 (m32r_expand_epilogue): New.
25375 (direct_return): Return false if the function has the interrupt
25377 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
25378 * config/m32r/m32r.md (epilogue): New expander.
25379 (return_lr, return_rte): New insns.
25380 (return): Make it expander.
25381 (return_normal): New expander.
25383 2007-01-18 Josh Conner <jconner@apple.com>
25386 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
25387 support for UNLE, UNLT, UNGE, and UNGT.
25389 2007-01-18 Jan Hubicka <jh@suse.cz>
25391 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
25392 * tree-tailcall (add_virtual_phis): Likewise.
25393 (optimize_tail_call): Return TODOs.
25394 (execute_tail_calls): Return TODOs.
25395 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
25396 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
25398 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
25399 Cleanup cfg using TODO.
25400 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
25401 * passes.c (execute_function_todo): When cleanup did something, remove
25403 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
25404 (make_edges): Don't cleanup_cfg.
25406 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
25408 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
25409 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
25410 operate on the top of stack.
25411 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
25412 register handling of instructions that output to the second
25414 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
25415 (move_for_stack_reg): Special-case check for dead destination
25416 stack slot for constant load of 1.0 inside UNSPEC_TAN.
25418 * config/i386/i386.md (UNSPEC_TAN): New constant.
25419 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
25420 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
25421 to correctly model move of constant 1.0 to top stack slot.
25422 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
25423 (unnamed peephole2 pattern): Remove corresponding peephole2
25424 pattern that optimizes tan insn and loading of constant 1.0.
25425 (tanxf2): Use fptanxf4_i387.
25426 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
25427 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
25428 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
25429 disable patterns for SSE math.
25430 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
25431 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
25433 2007-01-18 Dirk Mueller <dmueller@suse.de>
25434 Richard Guenther <rguenther@suse.de>
25437 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
25438 * common.opt (Warray-bounds): Add new warning option.
25439 * c-opts.c (c_common_handle_option): Define -Warray-bounds
25441 * Makefile.in: make tree-vrp.o depend on toplev.h
25442 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
25444 (check_array_refs, check_array_bounds, check_array_ref): New.
25446 2007-01-18 Jan Hubicka <jh@suse.cz>
25448 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
25449 (execute_ssa_ccp): Return flags conditionally.
25450 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
25452 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
25454 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
25456 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
25457 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
25459 * Makefile.c (GTFILES): Add cfglayout.h.
25460 * gengtype.c (open_base_files): Likewise.
25461 * cfglayout.c (cfg_layout_function_footer,
25462 cfg_layout_function_header) Reindent to make gengtype happy.
25463 * cfglayout.h (cfg_layout_function_footer,
25464 cfg_layout_function_header): Add GTY(()) marker.
25466 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
25468 2007-01-18 Ben Elliston <bje@au.ibm.com>
25470 * genautomata.c (write_automata): Include xstrerror output in the
25471 error message if writing the DFA description file fails.
25473 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
25475 * config/mips/mips-protos.h (mips_output_external): Make it
25477 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
25478 * config/mips/mips.c (irix_output_external_libcall): Likewise.
25479 (extern_list): Likewise.
25480 (extern_head): Likewise.
25481 (TARGET_ASM_FILE_END): Likewise.
25482 (mips_file_end): Likewise.
25483 (mips_output_external): Rewritten.
25485 2007-01-18 Ben Elliston <bje@au.ibm.com>
25487 * genpreds.c (write_insn_preds_c): Only write out the function
25488 body for regclass_for_constraint if we have register constraints.
25490 2007-01-17 Tom Tromey <tromey@redhat.com>
25492 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
25493 * doc/install.texi (Testing): Use sourceware.org.
25494 (Binaries): Likewise.
25495 (Specific): Likewise.
25496 * doc/contrib.texi (Contributors): Use sourceware.org.
25498 2007-01-17 Anatoly Sokolov <aesok@post.ru>
25500 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
25501 (AVR_ENHANCED): Rename to ...
25502 (AVR_HAVE_MUL): ... new.
25503 (avr_enhanced_p): Rename to ...
25504 (avr_have_mul_p): ... new.
25505 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
25506 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
25507 * config/avr/avr.c (avr_enhanced_p): Rename to ...
25508 (avr_have_mul_p): ... new.
25509 (base_arch_s): Rename 'enhanced' to 'have_mul'.
25510 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
25511 'avr_enhanced_p' and 'enhanced'.
25512 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
25513 AVR_HAVE_MUL instead of AVR_ENHANCED.
25514 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25515 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
25516 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
25517 instead of AVR_ENHANCED.
25518 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
25519 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
25520 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
25522 2007-01-17 Ian Lance Taylor <iant@google.com>
25524 * vec.h (VEC_reserve_exact): Define.
25525 (vec_gc_p_reserve_exact): Declare.
25526 (vec_gc_o_reserve_exact): Declare.
25527 (vec_heap_p_reserve_exact): Declare.
25528 (vec_heap_o_reserve_exact): Declare.
25529 (VEC_OP (T,A,reserve_exact)): New static inline function, three
25531 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
25532 negative parameter.
25533 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
25534 (VEC_OP (T,A,copy)) [all versions]: Likewise.
25535 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
25536 * vec.c (calculate_allocation): Add exact parameter. Change all
25538 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
25539 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
25540 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
25541 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
25542 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
25543 (vec_heap_p_reserve_exact): New function.
25544 (vec_heap_o_reserve_exact): New function.
25546 2007-01-17 Jan Hubicka <jh@suse.cz>
25548 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
25550 2007-01-17 Eric Christopher <echristo@apple.com>
25552 * config.gcc: Support core2 processor.
25554 2007-01-16 Jan Hubicka <jh@suse.cz>
25556 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
25557 the names, just unlink the chain so we don't crash on dangling
25561 2007-01-16 Jan Hubicka <jh@suse.cz>
25563 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
25564 * tree-pass.h: Reorder to make IPA passes appear toegher.
25565 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
25567 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
25568 parameters, do not call early inliner.
25569 * ipa-inline.c: Update comments. Include tree-flow.h
25570 (cgraph_decide_inlining): Do not compute inlining parameters.
25571 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
25572 be called with function context set up.
25573 (pass_ipa_inline): Remove unreachable functions before pass.
25574 (cgraph_early_inlining): Simplify assuming to be called from the
25576 (pass_early_inline): New pass.
25577 (cgraph_gate_ipa_early_inlining): New gate.
25578 (pass_ipa_early_inline): Turn into simple wrapper.
25579 (compute_inline_parameters): New function.
25580 (gate_inline_passes): New gate.
25581 (pass_inline_parameters): New pass.
25582 (apply_inline): Move here from tree-optimize.c
25583 (pass_apply_inline): New pass.
25584 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
25586 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
25587 doing them by hand.
25588 (tree_function_versioning): Do not allocate dummy struct function.
25589 * tree-inline.h (optimize_inline_calls): Update prototype.
25590 * tree-optimize.c (execute_fixup_cfg): Export.
25591 (pass_fixup_cfg): Remove
25592 (tree_rest_of_compilation): Do not apply inlines.
25593 * tree-flow.h (execute_fixup_cfg): Declare.
25594 * Makefile.in (gt-passes.c): New.
25595 * passes.c: Include gt-passes.h
25596 (init_optimization_passes): New passes.
25597 (nnodes, order): New static vars.
25598 (do_per_function_toporder): New function.
25599 (execute_one_pass): Dump current pass here.
25600 (execute_ipa_pass_list): Don't dump current pass here.
25602 2007-01-16 Janis Johnson <janis187@us.ibm.com>
25604 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
25605 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
25607 2007-01-16 David Edelsohn <edelsohn@gnu.org>
25609 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
25610 (strong_alias): Define.
25611 (__gcc_qmul): Provide non-FMA for soft-float.
25612 (__gcc_qdiv): Same.
25617 (__gcc_qunord): New.
25627 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
25628 soft-float functions.
25629 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
25630 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
25631 about long double soft float.
25633 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
25634 Tehila Meyzels <tehila@il.ibm.com>
25636 * tree-vectorizer.h (is_pattern_stmt_p): New.
25637 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
25638 formatting (tabs instead of spaces). Cleanup and clarify setting
25639 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
25640 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
25641 (vectorizable_type_demotion): Check that types are integral.
25642 (vectorizable_type_promotion): Likewise.
25643 (vectorizable_store): Fix typo. Eliminate new-line at end of
25646 2007-01-16 Jan Hubicka <jh@suse.cz>
25648 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
25651 2007-01-15 Eric Christopher <echristo@apple.com>
25653 * ifcvt.c: Include vec.h, vecprim.h.
25654 (check_cond_move_block): New argument regs.
25655 Reorganize. Add registers used to regs.
25656 (cond_move_process_if_block): Use regs set above as
25659 2007-01-15 Eric Christopher <echristo@apple.com>
25661 * config/darwin.h: Update copyright.
25662 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
25663 (LINK_COMMAND_SPEC): Add -u.
25664 (LINK_SPEC): Fix umbrella for above.
25666 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
25668 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
25671 2007-01-15 Tom Tromey <tromey@redhat.com>
25673 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
25674 * doc/install.texi (Testing): Don't mention jacks.
25675 (Configuration): Document --enable-java-maintainer-mode. Move
25676 --with-java-home to libgcj-specific section. Document
25678 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
25680 2007-01-15 Jan Hubicka <jh@suse.cz>
25682 * tree-ssa-dce.c (DCE_TODOs): New.
25683 (propagate_necessity): Return if something changed.
25684 (eliminate_unnecessary_stmts): Likewise.
25685 (perform_tree_ssa_dce): Return TODO flags when needed.
25686 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
25688 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
25690 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
25691 (fyl2x_extend<mode>xf3_i387): New insn pattern.
25692 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
25693 patterns using X87MODEF12 mode macro. Extend operand 1
25694 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
25695 (log10<mode>2): Ditto.
25696 (log2<mode>2): Ditto.
25697 (log1p<mode>2): Ditto.
25698 (logb<mode>2): Ditto.
25699 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
25700 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
25701 (*fxtractxf3_i387): Rename from *fxtractxf3.
25702 (fxtract_extend<mode>xf3_i387): New insn pattern.
25703 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
25704 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
25705 and gen_fyl2xxf3_i387().
25707 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
25709 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
25710 * cfgloopmanip.c (fix_loop_placement): Made static. Use
25711 get_loop_exit_edges. Changed return type to bool.
25712 * cfgloop.h (fix_loop_placement): Declaration removed.
25714 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
25716 * param.h (MIN_VECT_LOOP_BOUND): New.
25717 * params.def (MIN_VECT_LOOP_BOUND): New.
25718 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
25719 argument - minimum threshold for number of iterations.
25720 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
25721 argument to declaration.
25722 * tree-vect-analyze.c (vect_analyze_operations): Check value of
25723 MIN_VECT_LOOP_BOUND.
25724 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
25725 slpeel_tree_peel_loop_to_edge with additional argument.
25726 (vect_do_peeling_for_alignment): Likewise.
25727 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
25729 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
25732 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
25733 operands of size 1.
25735 2007-01-14 Jan Hubicka <jh@suse.cz>
25737 * tree-dfa.c (remove_referenced_var): New function.
25738 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
25739 prune referenced vars list too.
25740 * tree-flow.h (remove_referenced_var): Declare.
25742 2007-01-14 Jan Hubicka <jh@suse.cz>
25744 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
25746 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
25747 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
25748 * except.h (verify_eh_throw_table_statements): Kill prototype.
25749 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
25750 into call exrepssions.
25751 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
25753 * tree-cfg.c: Include pointer-set.h.
25754 (verify_node_sharing): Work on pointer set.
25755 (verify_eh_throw_stmt_node): New.
25756 (verify_stmts): Use pointers sets, verify throw_stmt.
25758 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
25760 * ipa-reference.c (analyze_function): Consider also addresses taken
25763 2007-01-12 Roger Sayle <roger@eyesopen.com>
25765 * c-typeck.c (null_pointer_constant_p): Replace use of
25766 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25767 (build_c_cast): Likewise.
25769 2007-01-12 Roger Sayle <roger@eyesopen.com>
25771 * tree.h (force_fit_type_double): Remove unused final argument.
25772 * c-common.c (constant_expression_warning): Replace use of
25773 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
25774 (convert_and_check): Likewise.
25775 (shorten_compare): Update call to force_fit_type_double.
25776 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
25777 * convert.c (convert_to_pointer): Update call to
25778 force_fit_type_double.
25779 * fold-const.c (force_fit_type_double): Remove overflowed_const
25781 (int_const_binop, fold_convert_const_int_from_int,
25782 fold_convert_const_int_from_real, fold_div_compare,
25783 fold_sign_changed_comparison, fold_unary, fold_negate_const,
25784 fold_abs_const, fold_not_const): Remove the final argument from
25785 calls to force_fit_type_double.
25787 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
25789 * configure.ac: Set insn to "nop" for spu-*-* also.
25790 * configure: Regenerate.
25792 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
25794 * builtins.def : Add BUILT_IN_FREE.
25796 2007-01-12 Jan Hubicka <jh@suse.cz>
25798 PR tree-optimization/30443
25799 * tree-inline.c (tree_function_versioning): Do not optimize when
25800 cloning for inlining.
25802 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
25804 * doc/loop.texi: Document recording of loop exits.
25805 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
25806 (update_single_exits_after_duplication,
25807 update_single_exit_for_duplicated_loop,
25808 update_single_exit_for_duplicated_loops): Removed.
25809 (duplicate_loop_to_header_edge): Do not call
25810 update_single_exits_after_duplication and
25811 update_single_exit_for_duplicated_loops.
25812 (loop_version): Do not update single_exit information.
25813 (fix_loop_structure): Use record_loop_exits instead of
25814 mark_single_exit_loops.
25815 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
25816 the lists of loop exits.
25817 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
25818 split_edge, merge_blocks): Update the lists of loop exits.
25819 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
25820 loop_optimizer_init.
25821 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
25822 of mark_single_exit_loops.
25823 (loop_optimizer_finalize): Call release_recorded_exits.
25824 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
25825 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
25826 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
25827 update single exit information.
25828 * lambda-code.c (perfect_nestify): Ditto.
25829 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
25830 (mark_single_exit_loops): Removed.
25831 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
25832 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
25833 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
25835 (get_loop_exit_edges, single_exit): Use recorded exit lists.
25836 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
25837 (verify_loop_structure): Verify consistency of the exit lists.
25838 (flow_loops_find): Use alloc_loop. Initialize exits hash.
25839 (set_single_exit): Removed.
25840 * cfgloop.h (struct loop_exit): New function.
25841 (struct loop): single_exit_ field replaced by exits field.
25842 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
25843 LOOPS_HAVE_RECORDED_EXITS.
25844 (struct loops): Added exits hash.
25845 (mark_single_exit_loops, set_single_exit): Declaration removed.
25846 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
25848 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25850 * doc/invoke.texi: Avoid use of @headitem.
25852 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25854 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
25856 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25858 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
25861 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25862 Richard Sandiford <richard@codesourcery.com>
25864 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
25865 * config/m68k/m68k.opt: Resort options.
25866 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
25868 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25869 Richard Sandiford <richard@codesourcery.com>
25871 * doc/invoke.texi: Document the macros that are defined by
25872 m68k's -mtune and -mhard-float options.
25873 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
25874 (m68k_cpp_cpu_family): Likewise.
25875 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
25876 of __ucfv*__ macros. Define __mcffpu__ if generating code for
25877 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
25878 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
25879 (m68k_cpp_cpu_family): Likewise.
25881 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25883 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
25884 macros besides mc68000 as tuning macros. Use a switch statement
25885 to set them and mcpu32.
25887 2007-01-12 Julian Brown <julian@codesourcery.com>
25889 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
25890 (TARGET_68040_ONLY): Rename to...
25891 (TARGET_68040): ...this.
25892 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
25893 * config/m68k/m68k.md: Likewise.
25895 2007-01-12 Julian Brown <julian@codesourcery.com>
25896 Nathan Sidwell <nathan@codesourcery.com>
25897 Richard Sandiford <richard@codesourcery.com>
25899 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
25900 the -mcpu= argument associated with the --with-cpu setting.
25901 Define M68K_DEFAULT_TUNE to the default -mtune= option,
25902 if different from the one implied by the -mcpu setting.
25903 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
25904 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
25905 * doc/invoke.texi: Mention ColdFire in the introduction to the
25906 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
25907 -mno-div and -mhard-float options. Make -m68881 a synonym for
25908 -mhard-float. Document the previously-undocumented -m5206e,
25909 -m528x, -m5307 and -m5407 options. Tweak the existing option
25910 documentation for consistency.
25911 * doc/install.texi: Mention new --with-cpu arguments.
25912 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
25913 default CPU if neither -mcpu nor -march are specified.
25914 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
25915 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
25916 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
25917 using m68k_tune to decide between families that implement the
25918 same ISA. Use m68k_tune to set __mcfv4e__.
25919 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
25920 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
25921 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
25922 (FL_ISA_C, FL_ISA_MMU): New macros.
25923 (MASK_COLDFIRE): Delete.
25924 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
25925 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
25926 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
25927 (TARGET_HARD_FLOAT): Do not define here.
25928 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
25929 (TUNE_68000): New macro.
25930 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
25931 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
25932 (TUNE_CFV2): Redefine in terms of m68k_tune.
25933 (uarch_type, target_device, fpu_type): New enums.
25934 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
25935 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
25936 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
25937 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
25938 (FL_FOR_isa_c): New macros.
25939 (m68k_isa): New enum.
25940 (m68k_target_selection): New structure.
25941 (all_devices, all_isas, all_microarchs): New tables.
25942 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
25943 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
25944 (MASK_ALL_CPU_BITS): Delete.
25945 (m68k_find_selection): New function.
25946 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
25947 Map the legacy target options to a combination of the new ones.
25948 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
25949 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
25950 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
25952 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
25953 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
25955 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
25956 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
25957 * config/m68k/m68k-devices.def: New file.
25959 2007-01-12 Richard Sandiford <richard@codesourcery.com>
25960 Nathan Sidwell <nathan@codesourcery.com>
25962 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
25963 (SUBTARGET_EXTRA_SPECS): New macros.
25964 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
25965 use %(asm_cpu_spec) instead.
25966 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
25967 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
25968 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
25969 (EXTRA_SPECS): Rename to...
25970 (SUBTARGET_EXTRA_SPECS): ...this.
25972 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
25973 Richard Sandiford <richard@codesourcery.com>
25974 Julian Brown <julian@codesourcery.com>
25976 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
25977 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
25978 to the configuration's default CPU.
25979 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
25980 Remove default masks.
25981 (m680[012]0-*-*): Set the default with_cpu to the first part of
25983 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
25984 (m68k*-*-linux): Extend the --with-cpu handling to...
25985 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
25986 and m68010. Don't set target_cpu_default2.
25987 * doc/install.texi: Document --with-cpu for m68k.
25988 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
25989 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
25990 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
25991 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
25992 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
25993 (ASM_SPEC): Remove use of %(asm_cpu_default).
25994 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
25995 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
25996 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
25997 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
25998 __HAVE_FPU__ if TARGET_HARD_FLOAT.
25999 (TARGET_DEFAULT): Delete.
26000 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
26001 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
26002 (CPP_CPU_SPEC): Delete.
26003 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
26004 the appropriate string.
26005 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
26006 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
26007 (ASM_SPEC): Don't use %(asm_default_spec).
26008 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
26009 TARGET_DEFAULT and add MASK_68881.
26010 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
26012 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26014 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
26015 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
26016 MASK_68010 alongside MASK_68020.
26017 * doc/invoke.texi: Document -m68010.
26018 * config/m68k/m68k.opt (m68010): New.
26019 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
26021 (TUNE_68010): New macro.
26022 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
26023 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
26024 (M68K_CPU_m68332): Add MASK_68010.
26025 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
26026 fallback definition.
26027 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
26029 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
26030 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
26031 to all entries that use MASK_68020.
26032 (output_move_simode_const, output_move_himode, output_move_qimode)
26033 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
26034 instead of TARGET_68020 to select clr behavior. Remove comment
26035 about there being no TARGET_68010.
26036 * config/m68k/m68k.md: Likewise throughout.
26038 2007-01-12 Julian Brown <julian@codesourcery.com>
26040 * config/m68k/m68k.h (TARGET_ISAB): New macro.
26041 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
26042 * config/m68k/m68k.md: Likewise.
26044 2007-01-12 Julian Brown <julian@codesourcery.com>
26046 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
26047 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
26049 2007-01-12 Julian Brown <julian@codesourcery.com>
26051 * config/m68k/m68k.h (TUNE_68040_60): New macro.
26052 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
26053 * config/m68k/m68k.md: Likewise.
26055 2007-01-12 Julian Brown <julian@codesourcery.com>
26056 Richard Sandiford <richard@codesourcery.com>
26058 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
26059 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
26060 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
26062 (TARGET_CPU32): Rename to...
26063 (TUNE_CPU32): ...this.
26064 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
26065 (TUNE_CFV2): New macros.
26066 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
26067 remove conditions that are implied by TARGET_68020.
26068 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
26069 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
26070 (m68k_output_function_epilogue): Likewise.
26071 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
26072 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
26073 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
26074 non-68000 timings. Refactor multiplication and division costs.
26075 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
26076 TUNE_CPU32 instead of TARGET_CPU32.
26077 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
26078 and TUNE_68060 instead of TARGET_68060.
26079 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
26080 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
26082 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
26083 && !TARGET_COLDFIRE" to choose between moveq and clr.
26084 Likewise in the unnamed movsf pattern.
26085 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
26086 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
26089 2007-01-12 Richard Sandiford <richard@codesourcery.com>
26091 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
26092 of tabbing before backslashes.
26094 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26096 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
26097 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
26098 (ASM_OUTPUT_INTERNAL_LABEL): Define.
26100 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26102 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
26103 find_interesting_uses_cond.
26104 (find_interesting_uses_cond): Use extract_cond_operands.
26105 (rewrite_use_compare): Use extract_cond_operands and
26106 force_gimple_operand_bsi. Do not call update_stmt.
26107 (determine_use_iv_cost_condition): Use extract_cond_operands.
26108 Return cheaper of using original bound and changing the exit bound.
26110 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
26112 PR tree-optimization/29516
26113 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
26114 most_expensive_mult_to_index, addr_to_parts,
26115 create_mem_ref, maybe_fold_tmr): Make the type of
26116 fields of TARGET_MEM_REF sizetype.
26117 (move_fixed_address_to_symbol, move_pointer_to_base):
26119 * tree.def (TARGET_MEM_REF): Add comment on types of
26122 2007-01-11 Joseph Myers <joseph@codesourcery.com>
26124 * c-common.c (vector_types_convertible_p): Treat opaque types as
26125 always convertible if they have the same size, but not otherwise.
26127 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
26129 * ifcvt.c (struct noce_if_info): Add comments to the fields.
26130 Remove the b_unconditional field.
26131 (noce_try_sign_mask): Do not look at b_unconditional.
26132 (noce_process_if_block): Do not use merge_if_blocks. Update
26133 the CFG here. Do not set b_unconditional.
26134 (cond_move_process_if_block): Likewise.
26135 (find_cond_trap): Likewise.
26136 (check_cond_move_block): Require simple jump insns at the end
26137 of the basic block.
26139 2007-01-11 Jan Hubicka <jh@suse.cz>
26141 PR tree-optimization/1046
26142 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
26143 when alias info is not ready.
26144 (pass_tail_recursion): Do not require aliasing.
26145 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
26146 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
26147 * tree-ssa-copy.c (pass_copy_prop): Likewise.
26148 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
26149 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
26150 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
26151 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
26153 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
26154 When aliasing is not build, mark statement as volatile.
26156 2007-01-11 Tom Tromey <tromey@redhat.com>
26158 PR preprocessor/15185, PR preprocessor/20989:
26159 * doc/cppopts.texi <-MT>: Update description of algorithm for
26160 computing default target.
26161 <-M, -MD>: Reword "basename" text.
26163 2007-01-11 Roger Sayle <roger@eyesopen.com>
26165 * builtins.c (expand_builtin_pow, expand_builtin_powi,
26166 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
26167 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
26168 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
26169 fold_builtin_bswap, real_constp, fold_builtin_pow,
26170 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
26171 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
26172 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
26173 * convert.c (convert_to_pointer): Likewise.
26174 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
26175 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
26176 const_binop, fold_convert_const_int_from_int,
26177 fold_convert_const_int_from_real,
26178 fold_convert_const_real_from_real, sign_bit_p,
26179 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
26180 fold_sign_changed_comparison, fold_unary, fold_comparison,
26181 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
26182 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
26183 * print-tree.c (print_node_brief, print_node): Likewise.
26184 * stor-layout.c (place_field, layout_type): Likewise.
26185 * tree-chrec.c (keep_cast): Likewise.
26186 * tree.c (build_vector, build_real, build_real_from_int_cst,
26187 build_complex): Likewise.
26189 2007-01-11 Roger Sayle <roger@eyesopen.com>
26191 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
26192 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
26194 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
26196 * configure.ac (strict1_warn): Rename to strict_warn.
26197 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
26198 cc_set_by_configure, quoted_cc_set_by_configure,
26199 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
26200 all_boot_languages, all_stagestuff): Remove.
26201 (target_list): Remove bootstrap targets.
26202 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
26203 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
26204 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
26205 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
26206 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
26207 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
26208 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
26209 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
26210 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
26211 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
26212 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
26213 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
26214 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
26215 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
26216 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
26217 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
26218 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
26219 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
26220 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
26221 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
26222 (mostlyclean): Adjust.
26223 (clean, distclean): Don't mention bootstrap stuff.
26224 * configure: Regenerate.
26225 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
26226 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
26227 treelang/config-lang.in (stagestuff): Remove.
26228 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
26229 stageprofile, stagefeedback, stagestuff): Remove mention.
26231 2007-01-11 Nick Clifton <nickc@redhat.com>
26233 * config/mcore/predicates.md (mcore_general_movesrc_operand):
26235 (mcore_general_movdst_operand): Do not accept CONST_INTs.
26236 (mcore_arith_K_S_operand): Run the test for the S constraint not
26237 the test for the M constraint.
26238 (mcore_addsub_operand): Do not accept integer values that are
26239 larger than 32 bits.
26240 * config/mcore/mcore.md: Remove unused constraints from split.
26241 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
26242 (addsi3): Likewise.
26243 (allocate_stack): Likewise.
26244 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
26245 operands to 32 bits.
26246 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
26248 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
26249 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
26250 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
26251 mcore_output_bclri, mcore_output_andn, output_inline_const,
26252 mcore_output_move, mcore_output_movedouble): Likewise.
26253 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
26254 (output_inline_const): Likewise.
26255 (output_inline_const): Fix format strings used in sprintf
26257 * config/mcore/mcore-protos.h: Update prototypes for changed
26258 functions in mcore.c.
26259 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
26260 HOST_WIDE_INT and not int.
26261 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
26262 CONST_OK_FOR_N): Likewise.
26263 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
26264 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
26267 2007-01-10 Jan Hubicka <jh@suse.cz>
26269 * tree-vrp.c (remove_range_assertions): Release defs.
26270 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
26271 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
26273 2007-01-10 Paul Brook <paul@codesourcery.com>
26275 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
26276 * config/arm/arm.md (mulsi3subsi): New insn.
26278 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
26280 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
26281 (tree_transform_and_unroll_loop): New.
26282 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
26285 2007-01-10 Robert Kennedy <jimbob@google.com>
26287 * fold-const.c (fold_comparison): Fold comparisons like (x *
26288 1000 < 0) to (x < 0).
26290 2007-01-10 Ian Lance Taylor <iant@google.com>
26292 * tree-pretty-print.c (dump_generic_node): Print parentheses when
26293 operands have the same priority.
26295 2007-01-10 Tom Tromey <tromey@redhat.com>
26297 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
26298 (fold_binary): Likewise.
26299 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
26300 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
26301 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
26302 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
26303 * langhooks.h (struct lang_hooks): Removed field
26304 'can_use_bit_fields_p'.
26306 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
26308 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
26310 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
26312 * function.c (get_last_funcdef_no): New function.
26313 * function.h (get_last_funcdef_no): Declare.
26314 * tree-inline.c (initialize_cfun): Add initialization.
26315 (tree_function_versioning): Cleanup.
26317 2007-01-10 Jan Hubicka <jh@suse.cz>
26319 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
26322 2007-01-10 Sa Liu <saliu@de.ibm.com>
26323 Ben Elliston <bje@au.ibm.com>
26325 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
26326 for SAVE_NONLOCAL and Pmode for any other save level.
26327 * spu-protos.h (spu_restore_stack_block): Declare.
26328 * spu.md (save_stack_block): Remove.
26329 (restore_stack_block): Call spu_restore_stack_block.
26330 * spu.c (spu_restore_stack_block): New function.
26331 (spu_expand_epilogue): Remove old comment.
26333 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
26335 PR tree-optimization/30322
26336 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
26337 (cand_value_at): Return the value as aff_tree.
26338 (may_eliminate_iv): Convert the bound from aff_tree to tree.
26339 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
26340 aff_combination_mult): New functions.
26341 (aff_combination_add): Use aff_combination_add_cst.
26342 (aff_combination_convert): Allow conversions to a wider type.
26343 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
26344 * tree-affine.h (aff_combination_mult): Declare.
26346 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
26348 * doc/tm.texi: Update documentation to reflect reality of exec
26349 and start file search behaviours. Update copyright year.
26350 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
26351 header file directories.
26353 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
26355 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
26356 (*cosxf2): Rename to cosxf2_i387.
26357 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
26358 using X87MODEF12 mode macro. Rename patterns to
26359 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
26361 (*cosdf2, *cossf2): Ditto.
26362 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
26363 to match extended input operands.
26364 (sincos<mode>3): New expander.
26365 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
26366 insn patterns and corresponding splitters.
26368 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
26370 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
26371 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
26373 2007-01-09 Nicolas Pitre <nico@cam.org>
26376 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
26378 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26380 * target.h (struct gcc_target): New field library_rtti_comdat.
26381 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
26382 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
26383 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
26384 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
26386 2007-01-08 Geoffrey Keating <geoffk@apple.com>
26388 * doc/invoke.texi (Optimize Options): Correct description of -O0.
26390 2007-01-08 Richard Guenther <rguenther@suse.de>
26392 * tree.h (force_fit_type_double): Export.
26393 (force_fit_type): Remove.
26394 * fold-const.c (force_fit_type_double): New function.
26395 (force_fit_type): Remove.
26396 (int_const_binop): Use it.
26397 (fold_convert_const_int_from_int): Likewise.
26398 (fold_convert_const_int_from_real): Likewise.
26399 (fold_div_compare): Likewise.
26400 (fold_sign_changed_comparison): Likewise.
26401 (fold_unary): Likewise.
26402 (fold_negate_const): Likewise.
26403 (fold_abs_const): Likewise.
26404 (fold_not_const): Likewise.
26405 * c-common.c (shorten_compare): Use force_fit_type_double.
26406 * convert.c (convert_to_pointer): Likewise.
26408 2007-01-08 Richard Guenther <rguenther@suse.de>
26410 * tree.h (build_int_cst_wide_type): Export.
26411 * tree.c (build_int_cst_wide_type): New function.
26412 (build_int_cst_wide): Fix comment.
26413 * builtins.c (fold_builtin_object_size): Use build_int_cst
26414 to build -1 or 0 of the correct type. Use fit_double_type
26415 to check for overflow.
26416 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
26418 (decode_field_reference): Likewise.
26419 (all_ones_mask_p): Likewise.
26420 (native_interpret_int): Use build_int_cst_wide_type.
26421 (fold_binary): Use build_int_cst_type to build an all-ones
26423 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
26425 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
26427 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
26429 2007-01-09 Ben Elliston <bje@au.ibm.com>
26431 * genautomata.c (STATS_OPTION): New option.
26432 (stats_flag): New flag.
26433 (gen_automata_option): Handle it.
26434 (initiate_automaton_gen): Ditto.
26435 (write_automata): Output statistics only if stats_flag is
26436 set. Likewise, output time statistics only if time_flag is set.
26437 * doc/md.texi (Processor pipeline description): Document new flag.
26439 2007-01-08 Richard Guenther <rguenther@suse.de>
26441 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
26442 * tree.c (build_int_cst_type): Likewise.
26443 (size_in_bytes): Don't call force_fit_type on the result.
26444 (int_fits_type_p): Use fit_double_type.
26445 * fold-const.c (fit_double_type): New function.
26446 (force_fit_type): Use it.
26447 * tree.h (fit_double_type): Export.
26449 2007-01-08 Jan Hubicka <jh@suse.cz>
26451 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
26452 * ipa.c (function_and_variable_visibility): Fix return type.
26454 2007-01-08 Richard Guenther <rguenther@suse.de>
26456 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
26457 of offset to build the index.
26458 * tree-pretty-print.c (dump_generic_node): Don't build negated
26459 const just for printing.
26460 * c-pretty-print.c (pp_c_integer_constant): Likewise.
26461 * builtins.c (fold_builtin_int_roundingfn): Check if result
26462 fits the type by using force_fit_type and comparing the result.
26463 * predict.c (predict_loops): Use compare_tree_int for comparison.
26464 * tree.c (build_int_cst): Fall back to integer_type_node for
26466 (build_int_cst_wide): Assert type is non-null.
26468 2007-01-08 Roberto Costa <roberto.costa@st.com>
26470 * tree-vrp.c (extract_range_from_cond_expr): New.
26471 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
26472 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
26474 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
26475 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
26476 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
26477 used as expressions.
26478 * tree-object-size.c (cond_expr_object_size): New.
26479 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
26481 2007-01-08 Jan Hubicka <jh@suse.cz>
26483 * tree-ssa-forwprop.c (forward_propagate_into_cond,
26484 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
26487 2007-01-08 Richard Guenther <rguenther@suse.de>
26489 PR tree-optimization/23603
26490 * tree-vrp.c (set_value_range_to_truthvalue): New function.
26491 (extract_range_from_binary): Fall back to truthvalue instead of
26492 varying for TRUTH_*_EXPR.
26493 (extract_range_from_comparison): Fall back to truthvalue instead of
26495 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
26496 if all visited PHI values were constant.
26498 2007-01-08 Jan Hubicka <jh@suse.cz>
26500 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
26501 (cgraph_analyze_function): break out from ...
26502 (cgraph_finalize_compilation_unit): ... here.
26503 (cgraph_expand_function): Remove forgoten commented out line.
26504 (cgraph_optimize): Analyze functions.
26506 2007-01-08 Jan Hubicka <jh@suse.cz>
26508 * tree-pas.h (TODO_remove_function): New flag.
26509 (TODO_update*): Renumber.
26510 (pass_ipa_increase_alignment,
26511 pass_ipa_function_and_variable_visibility): New passes.
26512 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
26513 (cgraph_function_and_variable_visibility): Move to ipa.c
26514 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
26515 cgraph_increase_alignment.
26516 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
26517 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
26518 calling tree-inline.
26519 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
26520 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
26521 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
26522 (gate_increase_alignment): New function.
26523 (pass_ipa_increase_alignment): New pass.
26524 * ipa.c: Inline tree-pass.h and timevar.h
26525 (function_and_variable_visibility): Move here from cgraphunit.c
26526 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
26527 * passes.c (init_optimization_passes): Add the two new passes.
26528 (execute_todo): Handle cgraph_remove_functions.
26530 2007-01-08 Nick Clifton <nickc@redhat.com>
26532 * config/frv/predicates.md (reg_or_0_operand): Accept
26535 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
26537 * config/bfin/rtems.h, config/bfin/t-rtems: New.
26538 * config.gcc: Add bfin*-rtems*.
26540 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26542 * c.opt: Add -flax-vector-conversions.
26543 * c-typeck.c (convert_for_assignment): Pass flag to
26544 vector_types_convertible_p to allow emission of note.
26545 (digest_init): Likewise.
26546 * c-opts.c: Handle -flax-vector-conversions.
26547 * c-common.c (flag_lax_vector_conversions): New.
26548 (vector_types_convertible_p): Unless -flax-vector conversions
26549 has been passed, disallow conversions between vectors with
26550 differing numbers of subparts and/or element types. If such
26551 a conversion is disallowed, possibly emit a note on the first
26552 occasion only to inform the user of -flax-vector-conversions.
26553 The new last argument specifies this.
26554 * c-common.h (flag_lax_vector_conversions): New.
26555 (vector_types_convertible_p): Add extra argument.
26556 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
26557 char_type_node for V*QI type vectors.
26558 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
26559 Update to satisfy new typechecking rules.
26560 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
26561 C and C++ variants.
26562 * doc/invoke.texi (C Dialect Options): Document
26563 -flax-vector-conversions.
26565 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
26567 PR tree-optimization/29877
26568 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
26569 a register variable on the RHS to not be replaceable.
26571 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
26572 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
26573 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
26574 const_simm15, const_pow2, const_npow2): Added.
26575 * config/score/misc.md (insv, extv, extzv, movmemsi,
26576 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
26577 * config/score/score.c (score_address_cost, score_select_cc_mode):
26579 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
26580 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
26581 Update score_print_operand.
26582 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
26583 Adjust register allocate order and update some macro define.
26584 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
26585 mdx_block_move_straight, mdx_block_move_loop_head,
26586 mdx_block_move_loop_body, mdx_block_move_loop_foot,
26587 mdx_block_move_loop, mdx_block_move): Added.
26588 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
26589 mdp_limm): Updated and fix some bug and typo.
26590 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
26591 (movsf, movdf, doloop_end): Added.
26593 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
26595 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
26596 config/arm/thumb2.md: Fix comment typos.
26597 * doc/extend.texi: Fix a typo.
26599 2007-01-07 Eric Christopher <echristo@apple.com>
26601 * configure.ac: Check for __stack_chk_fail for darwin.
26602 * configure: Regenerate.
26604 2007-01-07 Richard Guenther <rguenther@suse.de>
26606 * tree-vrp.c (extract_range_from_assert): CSE calls to
26607 compare_values where possible.
26608 (extract_range_from_unary_expr): Likewise.
26610 2007-01-07 Anatoly Sokolov <aesok@post.ru>
26612 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
26613 * config/avr/avr.c (call_insn_operand): Delete function.
26614 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
26615 instead of register number. Use predicates.
26616 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
26617 call_insn_operand): Add.
26619 2007-01-06 Jan Hubicka <jh@suse.cz>
26621 * tree-pass.h (pass_build_cgraph_edges): Declare.
26622 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
26623 (visited_nodes): Remove.
26624 (cgraph_create_edges): Move to cgraphbuild.c; rename to
26625 build_cgrpah_edges; make visited_nodes local.
26626 (cgraph_process_new_functions): DO not call initialize_inline_failed.
26627 (record_references_in_initializer): Move to cgraphbuild.c
26628 (initialize_inline_failed, rebuild_cgraph_edges,
26629 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
26630 (verify_cgraph_node): Make visited_nodes local.
26631 (cgraph_analyze_function): Do not call cgraph_create_edges and
26632 initialize_inline_failed.
26633 (cgraph_expand_function): Do not call cgraph_lower_function;
26634 assert that function is already lowered.
26635 * Makefile.in (cgraphbuild.o): New.
26636 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
26637 at the end of lowering passes.
26639 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
26641 * ifcvt.c (cond_move_convert_if_block): New function, code
26642 factored out from...
26643 (cond_move_process_if_block): ...here. Call the new function
26644 on the THEN and ELSE blocks.
26645 (merge_if_block): Do not copy global_live_at_end, merge_blocks
26646 already takes care of this.
26648 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26651 * tree.h (TREE_OVERFLOW_P): New.
26652 * c-typeck.c (parser_build_unary_op): Warn only if result
26653 overflowed and operands did not.
26654 (parser_build_binary_op): Likewise.
26655 (convert_for_assignment): Remove redundant overflow_warning.
26656 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
26658 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26660 * c-typeck.c (store_init_value): Split over two lines to follow
26661 the GNU coding style.
26663 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
26665 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
26666 __GXX_EXPERIMENTAL_CXX0X__.
26667 * doc/cpp.texi: Same.
26669 2007-01-05 Richard Guenther <rguenther@suse.de>
26671 PR middle-end/27826
26672 * tree.c (get_narrower): Do not construct COMPONENT_REFs
26673 with mismatched types. Instead explicitly build a
26674 conversion NOP_EXPR.
26676 2007-01-05 Ian Lance Taylor <iant@google.com>
26678 * c-common.c (decl_with_nonnull_addr_p): New function.
26679 (c_common_truthvalue_conversion): Call it.
26680 * c-typeck.c (build_binary_op): Likewise.
26681 * c-common.h (decl_with_nonnull_addr_p): Declare.
26683 2007-01-05 Jakub Jelinek <jakub@redhat.com>
26686 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
26689 2007-01-05 Joel Brobecker <brobecker@adacore.com>
26691 * doc/install.texi (Final install): Document the fact that
26692 the GNAT runtime should not be stripped.
26694 2007-01-04 Jan Hubicka <jh@suse.cz>
26696 * tree-inline.c (fold_marked_statements): Update operand caches
26697 and EH after folding
26699 2007-01-04 Ian Lance Taylor <iant@google.com>
26701 * c-common.c (check_function_nonnull): Whitespace fix.
26703 2007-01-04 Jan Hubicka <jh@suse.cz>
26705 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
26706 comitted older version of patch.
26707 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
26708 function, celanup cfg and collect garbage.
26710 2007-01-04 Mike Stump <mrs@apple.com>
26712 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
26715 2007-01-04 Eric Christopher <echristo@apple.com>
26717 * libgcc2.c (__bswapsi2): Use SItype.
26718 (__bswapdi2): Use DItype.
26719 * libgcc2.h: Update for above.
26721 2007-01-04 Paul Brook <paul@codesourcery.com>
26723 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
26724 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
26725 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
26726 umulsidi3, umulsidi3adddi, smulsi3_highpart,
26727 umulsi3_highpart): Make conditional on !arm_arch6.
26728 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
26729 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
26730 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
26731 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
26732 umulsi3_highpart_v6): New insns.
26734 2007-01-04 Roger Sayle <roger@eyesopen.com>
26736 * fold-const.c (fold_convert): When casting an expression to void,
26737 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
26738 have a type. Instead of attempting to build a NOP_EXPR, return
26739 these "special" trees directly.
26741 2007-01-04 Joseph Myers <joseph@codesourcery.com>
26743 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
26744 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
26745 rs6000_cost->fp not 0 as adjustment for outer NEG.
26747 2007-01-04 Jan Hubicka <jh@suse.cz>
26749 * cgraph.c (cgraph_release_function_body): New function.
26750 (cgraph_remove_node): Use it.
26751 * cgraph.h (cgraph_release_function_body): Declare.
26752 * cgraphunit.c (cgraph_expand_function): Use it.
26753 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
26754 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
26755 is initialized and while compilation of other function is running.
26756 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
26757 statement CFG annotations from here to ...
26758 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
26760 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
26762 * cfgloop.h (enum li_flags): Make the constants powers of two.
26764 2007-01-04 Jan Hubicka <jh@suse.cz>
26766 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
26768 (fold_marked_statements): New function.
26769 (optimize_inline_calls, tree_function_versioning): Fold new statements.
26770 * tree-inline.h (copy_body_data): Add statements_to_fold.
26772 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
26774 * config.gcc: Mention libgcc/config.host.
26775 * Makefile.in: Update comments mentioning libgcc.
26776 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
26777 (all.cross, start.encap, rest.encap, rest.cross): Update
26778 dependencies for libgcc move.
26779 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
26780 (clean-target, clean-target-libgcc): Delete.
26781 (srcdirify, GCC_EXTRA_PARTS): New macros.
26782 (libgcc-support, libgcc.mvars): New rules.
26783 (distclean): Remove mention of mklibgcc.
26784 (install): Don't reference INSTALL_LIBGCC.
26785 (install-common): Don't reference EXTRA_PARTS.
26786 (install-libgcc, install-multilib): Delete rules.
26787 * mklibgcc.in: Delete file.
26788 * doc/configfiles.texi: Don't mention mklibgcc.
26790 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
26791 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
26792 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
26793 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
26794 (mklibgcc, ldblspecs): Likewise.
26796 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
26797 (posixpre.def): Use $(T).
26798 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
26799 (SHLIB_SRC, SHLIB_INSTALL): Delete.
26800 (SHLIB_LINK): Make dummy.
26801 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
26803 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
26805 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
26806 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
26807 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
26808 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
26810 * configure.ac (all_outputs): Remove mklibgcc.
26811 * configure: Regenerated.
26813 2007-01-03 Josh Conner <jconner@apple.com>
26815 PR middle-end/29683
26816 * calls.c (compute_argument_addresses): Set stack and stack_slot
26817 for partial args, too.
26818 (store_one_arg): Use locate.size.constant for the size when
26819 generating a save_area.
26821 2007-01-03 Robert Kennedy <jimbob@google.com>
26823 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
26824 whose definitions are deleted due to basic block merging.
26826 2007-01-03 Paul Brook <paul@codesourcery.com>
26829 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
26831 (use_return_insn): Return 0 for Thumb interrupt functions.
26832 (print_multi_reg): Add rfe argument for IRQ returns.
26833 (arm_output_epilogue): Pop interrupt return address directly into PC.
26834 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
26836 2007-01-03 Paul Brook <paul@codesourcery.com>
26838 Merge from sourcerygxx-4_1.
26839 * config/arm/thumb2.md: New file.
26840 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
26842 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
26843 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26844 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
26845 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
26847 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
26848 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
26850 * config/arm/ieee754-sf.S: Ditto.
26851 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
26852 (thumb1_base_register_rtx_p): ... to this.
26853 (thumb_index_register_rtx_p): Rename...
26854 (thumb1_index_register_rtx_p): ... to this.
26855 (thumb_output_function_prologue): Rename...
26856 (thumb1_output_function_prologue): ... to this.
26857 (thumb_legitimate_address_p): Rename...
26858 (thumb1_legitimate_address_p): ... to this.
26859 (thumb_rtx_costs): Rename...
26860 (thumb1_rtx_costs): ... to this.
26861 (thumb_compute_save_reg_mask): Rename...
26862 (thumb1_compute_save_reg_mask): ... to this.
26863 (thumb_final_prescan_insn): Rename...
26864 (thumb1_final_prescan_insn): ... to this.
26865 (thumb_expand_epilogue): Rename...
26866 (thumb1_expand_epilogue): ... to this.
26867 (arm_unwind_emit_stm): Rename...
26868 (arm_unwind_emit_sequence): ... to this.
26869 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
26870 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
26871 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
26872 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
26873 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
26874 thumb2_output_casesi): New functions.
26875 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
26876 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
26877 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
26878 THUMB2_WORK_REGS): Define.
26879 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
26880 arm_condexec_mask, arm_condexec_masklen)): New variables.
26881 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
26882 (arm_override_options): Check new CPU capabilities.
26883 Set new architecture flag variables.
26884 (arm_isr_value): Handle v7m interrupt functions.
26885 (user_return_insn): Return 0 for v7m interrupt functions. Handle
26887 (const_ok_for_arm): Handle Thumb-2 constants.
26888 (arm_gen_constant): Ditto. Use movw when available.
26889 (arm_function_ok_for_sibcall): Return false for v7m interrupt
26891 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
26892 (thumb_find_work_register, arm_load_pic_register,
26893 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
26894 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
26895 print_multi_reg, output_mov_long_double_fpa_from_arm,
26896 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
26897 output_mov_double_fpa_from_arm, output_move_double,
26898 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
26899 output_return_instruction, arm_output_function_prologue,
26900 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
26901 arm_output_mi_thunk, thumb_set_return_address): Ditto.
26902 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
26903 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
26904 (arithmetic_instr, shift_op): Use arm_shift_nmem.
26905 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
26907 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
26908 (thumb_expand_prologue): Use thumb_set_frame_pointer.
26909 (arm_file_start): Output directive for unified syntax.
26910 (arm_unwind_emit_set): Handle stack alignment instruction.
26911 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
26912 Add v6t2, v7, v7a, v7r and v7m.
26913 (RETLDM): Add Thumb-2 code.
26914 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
26915 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
26916 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
26917 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
26918 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
26919 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
26920 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
26921 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
26922 ADJUST_INSN_LENGTH): Define.
26923 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
26924 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
26925 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
26926 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
26927 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
26928 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
26929 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
26930 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
26931 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
26932 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
26933 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
26934 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
26935 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
26936 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
26937 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
26938 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
26939 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
26941 * config/arm/arm-tune.md: Regenerate.
26942 * config/arm/arm-protos.h: Update prototypes.
26943 * config/arm/vfp.md: Enable patterns for Thumb-2.
26944 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
26945 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
26946 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
26947 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
26948 * config/arm/libunwind.S: Add Thumb-2 code.
26949 * config/arm/constraints.md: Update include Thumb-2.
26950 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
26951 * config/arm/ieee754-df.S: Ditto.
26952 * config/arm/bpabi.S: Ditto.
26953 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
26954 * config/arm/predicates.md (low_register_operand,
26955 low_reg_or_int_operand, thumb_16bit_operator): New.
26956 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
26957 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
26958 * config/arm/t-arm-elf: Add armv7 multilib.
26959 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
26961 (UNSPEC_STACK_ALIGN, ce_count): New.
26962 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
26963 arm_zero_extendsidi2, arm_zero_extendqidi2): New
26965 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
26966 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
26967 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
26968 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
26969 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
26970 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
26972 * doc/extend.texi: Document ARMv7-M interrupt functions.
26973 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
26975 2007-01-03 Jakub Jelinek <jakub@redhat.com>
26977 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
26978 (struct _Unwind_Context): Rename args_size to flags, remove
26979 signal_frame field, add a new args_size field and version field.
26980 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
26981 _Unwind_IsExtendedContext): New inline functions.
26982 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
26983 Assume by_value array is only present if _Unwind_IsExtendedContext.
26984 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
26985 _Unwind_IsSignalFrame.
26986 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
26987 (uw_update_context_1): Use _Unwind_SetSignalFrame.
26988 (uw_init_context_1): Initialize context->flags to
26989 EXTENDED_CONTEXT_BIT.
26990 * config/rs6000/linux-unwind.h (frob_update_context): Use
26991 _Unwind_SetSignalFrame.
26993 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
26995 PR middle-end/30353
26996 * gimplify.c (gimplify_modify_expr_complex_part): Move below
26997 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
27000 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
27002 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
27003 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
27004 RET, AT_SP): Remove.
27005 * config/i386/i386.md (*sse_prologue_save_insn): Use return
27008 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27009 * cfgbuild.c (find_basic_blocks): Likewise.
27010 * cfgrtl.c (rtl_create_basic_block): Likewise.
27011 * function.c (temp_slots_at_level): Likewise.
27012 * reg-stack.c (stack_regs_mentioned): Likewise.
27013 * regclass.c (allocate_reg_info): Likewise.
27014 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27015 set_bb_for_stmt, move_block_to_fn): Likewise.
27016 * tree-complex.c (tree_lower_complex): Likewise.
27017 * vec.h (VEC_safe_grow_cleared): New.
27019 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
27021 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
27023 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
27024 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
27026 * cfgloopmanip.c (scale_loop_frequencies): Export.
27027 (loopify): Scale the frequencies by prescribed coefficients.
27028 (set_zero_probability): New function.
27029 (duplicate_loop_to_header_edge): Improve updating of frequencies.
27030 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
27031 and frequencies according to arguments.
27032 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
27034 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
27035 * modulo-sched.c (sms_schedule): Set probabilities for entering
27036 versioned loop correctly.
27037 * tree-vect-transform.c (vect_transform_loop): Ditto.
27038 * cfgloop.h (loopify, loop_version): Declaration changed.
27039 (scale_loop_frequencies): Declared.
27041 2007-01-02 Jan Hubicka <jh@suse.cz>
27043 * cgraph.c: Include tree-flow.h
27044 (cgraph_add_new-function): Handle IPA_SSA mode; execute
27045 early_local_passes.
27046 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
27047 * tree-pass.h (pass_all_early_optimizations): Declare.
27048 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
27049 early_local_passes.
27050 (cgraph_analyze_function): Do early_local_passes.
27051 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27052 Do not add referenced vars.
27053 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
27055 (gate_all_early_local_passes): New gate.
27056 (pass_early_local_passes): Use new gate.
27057 (execute_early_local_optimizations): New functions.
27058 (gate_all_early_optimizations): New gate.
27059 (pass_all_early_optimizations): New pass.
27060 (execute_free_datastructures): Free SSA only when initialized.
27061 (gate_init_datastructures): Init only when optimizing.
27062 (tree_lowering_passes): Do early local passes when called late.
27063 * tree-profile.c (do_tree_profiling): Don't profile functions added
27065 (do_early_tree_profiling, pass_early_tree_profile): Kill.
27066 * tree-cfg.c (update_modified_stmts): Do not update when operands are
27068 * passes.c (init_optimizations_passes): Reorder so we go into SSA
27069 during early_local_passes.
27070 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
27073 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27075 * Makefile.in: Update copyright year.
27077 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
27079 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
27080 in $(lang_checks) and check-consistency targets.
27082 2007-01-02 Jan Hubicka <jh@suse.cz>
27084 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
27085 Do not add referenced vars.
27086 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
27088 * passes.c (init_optimization_passes): Put mudflap_2 after
27089 free_datastructures.
27091 2007-01-02 Jan Hubicka <jh@suse.cz>
27093 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
27094 Set NOTHROW flag on call statements proved to be nothrow.
27095 Update statement of local calls so new pure/const functions are
27096 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
27098 (tree_rest_of_compilation): Register hooks and initialize bitmap
27099 early. Do not set after_inlining flag.
27101 2007-01-02 Steve Ellcey <sje@cup.hp.com>
27103 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
27104 HOST_BITS_PER_LONGLONG
27106 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27109 * c-typeck.c (store_init_value): Don't emit pedantic overflow
27110 warning for non-static initializers.
27112 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
27114 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
27115 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
27116 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
27117 Always use set_unique_reg_note to add REG_EQUAL notes.
27119 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27122 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27124 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27125 * cfgbuild.c (find_basic_blocks): Likewise.
27126 * cfgrtl.c (rtl_create_basic_block): Likewise.
27127 * function.c (temp_slots_at_level): Likewise.
27128 * reg-stack.c (stack_regs_mentioned): Likewise.
27129 * regclass.c (allocate_reg_info): Likewise.
27130 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27131 set_bb_for_stmt, move_block_to_fn): Likewise.
27132 * tree-complex.c (tree_lower_complex): Likewise.
27133 * vec.h (VEC_safe_grow_cleared): New.
27135 2007-01-02 Ian Lance Taylor <iant@google.com>
27137 * c-common.c (c_common_truthvalue_conversion): When warning about
27138 using an assignment as a truth value, set TREE_NO_WARNING.
27140 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27143 * c.opt (Wold-style-declaration): New.
27144 * doc/invoke.texi (C-only Warning Options): New.
27145 (Wold-style-declaration): Document it.
27146 (Wextra): Enabled by -Wextra.
27147 * c-opts.c (c_common_post_options): Enabled by -Wextra.
27148 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
27149 -Wold-style-declaration.
27151 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
27153 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
27154 * cfgbuild.c (find_basic_blocks): Likewise.
27155 * cfgrtl.c (rtl_create_basic_block): Likewise.
27156 * function.c (temp_slots_at_level): Likewise.
27157 * reg-stack.c (stack_regs_mentioned): Likewise.
27158 * regclass.c (allocate_reg_info): Likewise.
27159 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
27160 set_bb_for_stmt, move_block_to_fn): Likewise.
27161 * tree-complex.c (tree_lower_complex): Likewise.
27162 * vec.h (VEC_safe_grow_cleared): New.
27164 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
27166 * c-common.c (c_common_nodes_and_builtins): Since variants of
27167 void_type_node get built before it is given a name, we need to
27168 give those variants the name, too.
27169 (complete_array_type): We need to work with the canonical main
27170 type of the array, from which we will build the qualified version.
27171 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
27172 * print-tree.c (print_node): Display canonical type information
27174 * stor-layout.c (layout_type): When we don't know the
27175 alignment of a type for which we're building an array, we end up
27176 guessing wrong, so make the type require structural equality.
27177 * tree.c (make_node_stat): When we build a new type, it is its
27178 own canonical type.
27179 (build_type_attribute_qual_variant): When building an attribute
27180 variant, its canonical type is the non-attribute variant. However,
27181 if the attributes are target-dependent and they differ, we need to
27182 use structural equality checks for this type.
27183 (build_qualified_type): A qualified type is not equivalent to its
27184 unqualified variant; set the canonical type appropriately.
27185 (build_distinct_type_copy): When building a distinct type from
27186 another type, the new type is its own canonical type.
27187 (build_variant_type_copy): When building a new type variant, we
27188 assume that it is equivalent to the original type.
27189 (build_pointer_type_for_mode): When building a pointer type, also
27190 build a canonical type pointer.
27191 (build_reference_type_for_mode): When building a reference type,
27192 also build a canonical type reference.
27193 (build_index_type): When we can't hash an index type (e.g.,
27194 because its maximum value is negative), the index type requires
27195 structural equality tests.
27196 (build_array_type): Build the canonical form of an array type.
27197 (build_function_type): Function types require structural equality,
27198 because they contain default arguments, attributes, etc.
27199 (build_method_type_directly): Ditto for method types.
27200 (build_offset_type): Build the canonical offset type.
27201 (build_complex_type): Build the canonical vector type.
27202 (make_vector_type): Build the canonical vector type.
27203 * tree.h (TYPE_CANONICAL): New.
27204 (TYPE_STRUCTURAL_EQUALITY_P): New.
27205 (SET_TYPE_STRUCTURAL_EQUALITY): New.
27206 (struct tree_type): Added "canonical" field.
27207 * params.h (VERIFY_CANONICAL_TYPES): New.
27208 * doc/c-tree.texi (TYPE_CANONICAL): Document.
27209 (TYPE_STRUCTURAL_EQUALITY_P): Document.
27210 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
27211 * doc/invoke.texi (verify-canonical-types): Document --param
27212 parameter for verifying canonical types.
27214 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27216 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
27217 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
27218 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
27219 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
27221 * config/rs6000/e500.h: New.
27222 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
27223 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
27225 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
27226 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
27227 TARGET_E500_DOUBLE): Remove.
27228 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
27229 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
27230 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
27231 * config/rs6000/rs6000.c (rs6000_override_options): Use
27232 CHECK_E500_OPTIONS.
27234 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27236 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
27237 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
27238 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
27239 rs6000_emit_cmove): Don't check TARGET_E500.
27240 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
27241 sordered): Don't check TARGET_E500.
27243 2007-01-01 Eric Christopher <echristo@apple.com>
27245 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
27246 HARD_REGISTER_NUM_P.
27248 2007-01-01 Roger Sayle <roger@eyesopen.com>
27250 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
27251 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
27252 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
27255 2007-01-01 Mike Stump <mrs@apple.com>
27257 * configure.ac: Remove support for building with Apple's gcc-3.1.
27259 2007-01-02 Joseph Myers <joseph@codesourcery.com>
27261 PR middle-end/30311
27262 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
27263 REG is a hard register. Do not modify REG before calling
27265 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
27266 multiple of the size of YMODE for certain lowpart cases.
27268 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27270 PR middle-end/30253
27271 * gimplify (voidify_wrapper_expr): Update for
27272 GIMPLE_MODIFY_STMT.
27274 2007-01-01 Andreas Schwab <schwab@suse.de>
27277 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
27278 save of BR0 in extra_spill_size instead of spill_size.
27279 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
27281 (ia64_expand_epilogue): Restore BR0 from its new location.
27283 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27285 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
27286 Use a temporary variable if the left hand side is not a gimple
27289 2007-01-01 Andrew Pinski <pinskia@gmail.com>
27291 * gimplify.c (gimplify_return_expr): Make the temporary variable
27292 for the return expression, a gimple register variable.
27294 2007-01-01 Jan Hubicka <jh@suse.cz>
27296 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
27299 2007-01-01 Mike Stump <mrs@apple.com>
27301 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
27303 * config/darwin.c (machopic_select_rtx_section): Use
27304 HAVE_GAS_LITERAL16.
27305 (darwin_mergeable_constant_section): Likewise.
27306 * configure: Regenerate.
27307 * config.in: Regenerate.
27309 2007-01-01 Jan Hubicka <jh@suse.cz>
27310 Andrew Pinski <pinskia@gmail.com>
27312 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
27313 before starting IPA passes.