1 2007-08-08 Andrew Haley <aph@redhat.com> (r128087)
3 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
4 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
5 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7 2007-07-12 Geoffrey Keating <geoffk@apple.com> (r126588)
9 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
11 * tree.c (build_decl_stat): Move code from here...
12 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
14 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
15 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
16 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
19 2007-07-09 Geoffrey Keating <geoffk@apple.com> (r126529)
22 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
24 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
25 * varasm.c (assemble_start_function): Honor DECL_ALIGN
26 for FUNCTION_DECLs. Don't use align_functions_log if
28 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
29 even for FUNCTION_DECLs.
30 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
32 * tree.h (DECL_ALIGN): Update for new location of 'align'.
33 (DECL_FUNCTION_CODE): Update for new location and name of
35 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
36 (struct tree_decl_common): Move 'align' and 'off_align' out
37 of union, ensure they're still on a 32-bit boundary. Remove
38 other fields in union 'u1'.
39 (struct tree_function_decl): Add field 'function_code' replacing
40 'u1.f' in tree_decl_common.
41 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
42 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
43 (Variable Attributes): Cross-reference 'aligned' attribute
44 to Function Attributes.
45 * flags.h (force_align_functions_log): Delete.
46 * toplev.c (force_align_functions_log): Delete.
48 2007-07-06 Josh Conner <jconner@apple.com> (r126422)
52 * calls.c (store_one_arg): Handle arguments which are partially
53 on the stack when detecting argument overlap.
55 2007-07-03 Eric Christopher <echristo@apple.com> (r126278)
57 * doc/cppopts.texi: Add conflicting option note to -dM.
58 * doc/invoke.texi: Add note about possible conflicts with
59 -E for -dCHARS and note that -dM will not produce
60 any results if there is no machine dependent reorg.
62 2007-06-28 Geoffrey Keating <geoffk@apple.com> (r126088)
64 * doc/invoke.texi (C++ Dialect Options): Document
65 fvisibility-ms-compat.
66 * c.opt (fvisibility-ms-compat): New.
68 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de> (r125346)
71 * doc/extend.texi: Document the 0b-prefixed binary integer
74 2007-05-31 Eric Christopher <echristo@apple.com> (r125246)
76 * expr.c (convert_move): Assert that we don't have a BLKmode
78 (store_expr): Handle BLKmode moves by calling emit_block_move.
80 2007-05-31 Daniel Berlin <dberlin@dberlin.org> (r125239)
82 * c-typeck.c (build_indirect_ref): Include type in error message.
83 (build_binary_op): Pass types to binary_op_error.
84 * c-common.c (binary_op_error): Take two type arguments, print out
86 * c-common.h (binary_op_error): Update prototype.
88 2007-05-27 Eric Christopher <echristo@apple.com> (r125116)
90 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
91 sp_offset depending on stack size. Save r12 depending
92 on registers we're saving later.
93 (rs6000_emit_epilogue): Update sp_offset depending only
96 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk> (r125037)
98 * postreload-gcse.c (reg_changed_after_insn_p): New function.
99 (oprs_unchanged_p): Use it to check all registers in a REG.
100 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
101 (reg_set_between_after_reload_p): Delete.
102 (reg_used_between_after_reload_p): Likewise.
103 (reg_set_or_used_since_bb_start): Likewise.
104 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
105 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
106 Use reg_set_between_p instead of reg_set_between_after_reload_p.
107 * rtlanal.c (reg_set_p): Check whether REG overlaps
108 regs_invalidated_by_call, rather than just checking the
109 membership of REGNO (REG).
111 2007-05-18 Geoffrey Keating <geoffk@apple.com> (r124839)
113 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
114 (output_die): Use 'unsigned long' with %x.
115 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
116 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
117 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
119 2007-05-16 Eric Christopher <echristo@apple.com> (r124763)
121 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
122 saving after stack push. Set sp_offset whenever we push.
123 (rs6000_emit_epilogue): Move altivec register restore before stack push.
125 2007-05-03 Ian Lance Taylor <iant@google.com> (r124381)
127 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
128 MASK_PPC_GFXOPT for 8540 or 8548.
130 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r124341)
132 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
133 'AMD Family 10 core'.
135 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r124339)
137 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
138 and athlon64-sse3 as improved versions of k8, opteron and athlon64
139 with SSE3 instruction set support.
140 * doc/invoke.texi: Likewise.
142 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r124330)
144 * config/i386/i386.c (override_options): Tuning 32-byte loop
145 alignment for amdfam10 architecture. Increasing the max loop
146 alignment to 24 bytes.
148 2007-04-24 Hui-May Chang <hm.chang@apple.com> (r124115)
150 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
151 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
153 2007-04-16 Lawrence Crowl <crowl@google.com> (r123909)
155 * doc/invoke.texi (Debugging Options): Add documentation for the
156 -femit-struct-debug options -femit-struct-debug-baseonly,
157 -femit-struct-debug-reduced, and
158 -femit-struct-debug-detailed[=...].
160 * c-opts.c (c_common_handle_option): Add
161 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
162 and OPT_femit_struct_debug_detailed_.
163 * c.opt: Add specifications for
164 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
165 and -femit-struct-debug-detailed[=...].
166 * opts.c (set_struct_debug_option): Parse the
167 -femit-struct-debug-... options.
168 * opts.c (matches_main_base, main_input_basename,
169 main_input_baselength, base_of_path, matches_main_base): Add
170 variables and functions to compare header base name to compilation
172 * opts.c (should_emit_struct_debug): Add to determine to emit a
173 structure based on the option.
174 (dump_struct_debug) Also disabled function to debug this
176 * opts.c (handle_options): Save the base name of the
179 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
180 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
181 This hook indicates if a type is generic. Set it by default
183 * langhooks.h (struct lang_hooks_for_types): Add a new hook
184 to determine if a struct type is generic or not.
185 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
186 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
187 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
190 * flags.h (enum debug_info_usage): Add an enumeration to describe
191 a program's use of a structure type.
192 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
193 to indicate the program's usage of the type. Filter structs based
194 on the -femit-struct-debug-... specification.
195 (gen_type_die): Split into two routines, gen_type_die and
196 gen_type_die_with_usage. gen_type_die is now a wrapper
197 that assumes direct usage.
198 (gen_type_die_with_usage): Replace calls to gen_type_die
199 with gen_type_die_with_usage adding the program usage of
201 (dwarf2out_imported_module_or_decl): Suppress struct debug
202 information using should_emit_struct_debug when appropriate.
204 2007-04-16 Ian Lance Taylor <iant@google.com> (r123906)
206 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
207 predecessors at head rather than tail.
210 2007-04-12 Richard Guenther <rguenther@suse.de> (r123736)
212 PR tree-optimization/24689
213 PR tree-optimization/31307
214 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
216 * gimplify.c (canonicalize_addr_expr): To be consistent with
217 gimplify_compound_lval only set operands two and three of
218 ARRAY_REFs if they are not gimple_min_invariant. This makes
219 it never at this place.
220 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
222 2007-04-07 H.J. Lu <hongjiu.lu@intel.com> (r123639)
224 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
226 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r123313)
228 * config.gcc: Accept barcelona as a variant of amdfam10.
229 * config/i386/i386.c (override_options): Likewise.
230 * doc/invoke.texi: Likewise.
232 2007-03-12 Seongbae Park <seongbae.park@gmail.com> (r122851)
234 * c-decl.c (warn_variable_length_array): New function.
235 Refactored from grokdeclarator to handle warn_vla
236 and handle unnamed array case.
237 (grokdeclarator): Refactored VLA warning case.
238 * c.opt (Wvla): New flag.
240 2007-03-11 Ian Lance Taylor <iant@google.com> (r122831 - partial)
242 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
243 the *_DIV_EXPR codes correctly with overflow infinities.
245 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r121763)
247 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
250 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com> (r121726)
252 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
253 conditional to __SSE2__.
254 (Entries below should have been added to first ChangeLog
255 entry for amdfam10 dated 2007-02-05)
256 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
258 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
260 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
263 2007-02-07 Jakub Jelinek <jakub@redhat.com> (r121687)
265 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
267 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
269 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
270 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
271 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
272 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
273 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
274 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
275 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
276 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
278 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
280 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
281 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
282 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
283 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
284 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
285 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
286 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
287 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
288 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
289 umuldi3_highpart_rex64, umulsi3_highpart_insn,
290 umulsi3_highpart_zext, smuldi3_highpart_rex64,
291 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
292 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
293 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
294 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
295 sqrtextenddfxf2_i387): Added amdfam10_decode.
297 * config/i386/athlon.md (athlon_idirect_amdfam10,
298 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
299 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
300 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
301 athlon_ivector_store_amdfam10): New define_insn_reservation.
302 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
305 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
307 * config/i386/athlon.md (athlon_call_amdfam10,
308 athlon_pop_amdfam10, athlon_lea_amdfam10): New
309 define_insn_reservation.
310 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
311 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
312 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
314 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
316 * config/i386/athlon.md (athlon_sseld_amdfam10,
317 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
318 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
320 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
322 * config/i386/athlon.md (athlon_sseins_amdfam10): New
323 define_insn_reservation.
324 * config/i386/i386.md (sseins): Added sseins to define_attr type
325 and define_attr unit.
326 * config/i386/sse.md: Set type attribute to sseins for insertq
329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
331 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
332 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
333 ssecomi_load_amdfam10, ssecomi_amdfam10,
334 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
335 define_insn_reservation.
336 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
338 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
340 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
341 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
342 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
343 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
344 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
345 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
346 define_insn_reservation.
348 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
349 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
350 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
351 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
352 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
354 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
356 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
357 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
358 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
359 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
360 athlon_ssemul_load_k8): Added amdfam10.
362 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
364 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
365 (x86_sse_unaligned_move_optimal): New variable.
367 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
369 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
370 for unaligned vector SSE double/single precision loads for AMDFAM10.
372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
374 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
375 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
376 Define TARGET_CPU_DEFAULT_amdfam10.
377 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
378 (processor_type): Add PROCESSOR_AMDFAM10.
380 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
381 processor_type in config/i386/i386.h.
382 Enable imul peepholes for TARGET_AMDFAM10.
384 * config.gcc: Add support for --with-cpu option for amdfam10.
386 * config/i386/i386.c (amdfam10_cost): New variable.
387 (m_AMDFAM10): New macro.
388 (m_ATHLON_K8_AMDFAM10): New macro.
389 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
390 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
391 x86_promote_QImode, x86_integer_DFmode_moves,
392 x86_partial_reg_dependency, x86_memory_mismatch_stall,
393 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
394 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
395 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
396 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
397 Enable/disable for amdfam10.
398 (override_options): Add amdfam10_cost to processor_target_table.
399 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
400 processor_alias_table.
401 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
402 (ix86_adjust_cost): Add code for amdfam10.
404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
406 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
407 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
408 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
409 * config/i386/i386.h: Add builtin definition for SSE4A.
410 * config/i386/i386.md: Add support for ABM instructions
412 * config/i386/sse.md: Add support for SSE4A instructions
413 (movntss, movntsd, extrq, insertq).
414 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
415 Add -march=amdfam10 flag.
416 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
417 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
419 * doc/extend.texi: Add documentation for SSE4A builtins.
421 2007-01-24 Jakub Jelinek <jakub@redhat.com> (r121140)
423 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
424 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
425 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
426 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
427 for CPUs that have PTA_CX16 set.
429 2007-01-18 Josh Conner <jconner@apple.com> (r120902)
432 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
433 support for UNLE, UNLT, UNGE, and UNGT.
435 2007-01-17 Eric Christopher <echristo@apple.com> (r120846)
437 * config.gcc: Support core2 processor.
439 2007-01-11 Joseph Myers <joseph@codesourcery.com> (r120688)
441 * c-common.c (vector_types_convertible_p): Treat opaque types as
442 always convertible if they have the same size, but not otherwise.
444 2007-01-08 Geoffrey Keating <geoffk@apple.com> (r120611)
446 * target.h (struct gcc_target): New field library_rtti_comdat.
447 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
448 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
449 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
450 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
452 2007-01-08 Mark Shinwell <shinwell@codesourcery.com> (r120572)
454 * c.opt: Add -flax-vector-conversions.
455 * c-typeck.c (convert_for_assignment): Pass flag to
456 vector_types_convertible_p to allow emission of note.
457 (digest_init): Likewise.
458 * c-opts.c: Handle -flax-vector-conversions.
459 * c-common.c (flag_lax_vector_conversions): New.
460 (vector_types_convertible_p): Unless -flax-vector conversions
461 has been passed, disallow conversions between vectors with
462 differing numbers of subparts and/or element types. If such
463 a conversion is disallowed, possibly emit a note on the first
464 occasion only to inform the user of -flax-vector-conversions.
465 The new last argument specifies this.
466 * c-common.h (flag_lax_vector_conversions): New.
467 (vector_types_convertible_p): Add extra argument.
468 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
469 char_type_node for V*QI type vectors.
470 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
471 Update to satisfy new typechecking rules.
472 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
474 * doc/invoke.texi (C Dialect Options): Document
475 -flax-vector-conversions.
477 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org> (r120505)
480 * tree.h (TREE_OVERFLOW_P): New.
481 * c-typeck.c (parser_build_unary_op): Warn only if result
482 overflowed and operands did not.
483 (parser_build_binary_op): Likewise.
484 (convert_for_assignment): Remove redundant overflow_warning.
485 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
487 2006-12-13 Ian Lance Taylor <iant@google.com> (r119855)
491 * c-typeck.c (parser_build_binary_op): Move parentheses warnings
492 to warn_about_parentheses in c-common.c.
493 * c-common.c (warn_about_parentheses): New function.
494 * c-common.h (warn_about_parentheses): Declare.
495 * doc/invoke.texi (Warning Options): Update -Wparentheses
498 2006-12-12 Geoffrey Keating <geoffk@apple.com> (r119820)
500 * mips-tdump.c: Replace CROSS_COMPILE with
501 CROSS_DIRECTORY_STRUCTURE.
502 * mips-tfile.c: Likewise.
504 * configure.ac: Likewise.
505 * cppdefault.c: Likewise.
506 * Makefile.in: Likewise.
507 * config/alpha/osf.h: Likewise.
508 * config/i386/cygwin.h: Likewise.
509 * config/i386/beos-elf.h: Likewise.
510 * config/i386/nto.h: Likewise.
511 * config/svr4.h: Likewise.
512 * config/rs6000/aix.h: Likewise.
513 * config/rs6000/sysv4.h: Likewise.
514 * collect2.c: Likewise.
515 * configure: Regenerate.
517 * doc/tm.texi (Alignment Output): Document that ASM_OUTPUT_SKIP
518 actually takes an unsigned HOST_WIDE_INT for its second parameter.
520 2006-12-02 H.J. Lu <hongjiu.lu@intel.com> (r119454 - partial)
523 * config/i386/driver-i386.c (bit_SSSE3): New.
525 2006-11-27 Uros Bizjak <ubizjak@gmail.com> (r119260)
527 * config/i386/i386.c (x86_ext_80387_constants): Add m_K8, m_CORE2
530 2006-11-18 Vladimir Makarov <vmakarov@redhat.com> (r118973)
532 * doc/invoke.texi (core2): Add item.
534 * config/i386/i386.h (TARGET_CORE2, TARGET_CPU_DEFAULT_core2): New
536 (TARGET_CPU_CPP_BUILTINS): Add code for core2.
537 (TARGET_CPU_DEFAULT_generic): Change value.
538 (TARGET_CPU_DEFAULT_NAMES): Add core2.
539 (processor_type): Add new constant PROCESSOR_CORE2.
541 * config/i386/i386.md (cpu): Add core2.
543 * config/i386/i386.c (core2_cost): New initialized variable.
544 (m_CORE2): New macro.
545 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
546 x86_deep_branch, x86_partial_reg_stall, x86_use_simode_fiop,
547 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
548 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
549 x86_partial_reg_dependency, x86_memory_mismatch_stall,
550 x86_accumulate_outgoing_args, x86_prologue_using_move,
551 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
552 x86_sse_partial_reg_dependency, x86_rep_movl_optimal,
553 x86_use_incdec, x86_four_jump_limit, x86_schedule,
554 x86_pad_returns): Add m_CORE2.
555 (override_options): Add entries for Core2.
556 (ix86_issue_rate): Add case for Core2.
558 2006-11-14 Caroline Tice <ctice@apple.com> (r118826)
560 * dwarf2out.c (debug_pubtypes_section): New static global variable.
561 (pubname_entry): Add DEF_VEC_O and DEF_VEC_ALLOC_O statements for
563 (pubname_table): Redefine as a vector.
564 (pubtype_table): New static global variable, defined as a vector.
565 (pubname_table_allocated): Remove static global variable.
566 (pubname_table_in_use): Remove static global variable.
567 (PUBNAME_TABLE_INCREMENT): Remove constant.
568 (size_of_pubnames): Add parameter to deal with either pubnames or
569 pubtypes, and change code to deal with table being a vector.
570 (add_pubname): Change to deal with table being a vector.
571 (add_pubtype): New function.
572 (output_pubnames): Add parameter to deal with either pubnames or
573 pubtypes, and change code to deal with table being a vector.
574 (gen_array_type_die): Add call to add_pubtype.
575 (gen_enumeration_type_die): Add call to add_pubtype.
576 (gen_struct_or_union_type_die): Add call to add_pubtype.
577 (gen_subroutine_type_die): Add call to add_pubtype.
578 (gen_typedef_die): Add call to add_pubtype.
579 (dwarf2out_init): Add code to initialize pubname_table and
580 pubtype_table vectors; also initialize debug_pubtypes_section.
581 (prune_unused_types): Change to deal with pubnames being a vector.
582 (dwarf2out_finish): Change to deal with pubnames being a vector; add
583 pubnames table to call to output_pubnames; Add code to output pubtypes
584 table if DEBUG_PUBTYPES_SECTION is defined.
585 * config/darwin.c (darwin_file_start): Add DEBUG_PUBTYPES_SECTION to
587 * config/darwin.h (DEBUG_PUBTYPES_SECTION): Define new global variable.
589 2006-11-07 Eric Christopher <echristo@apple.com> (r118576)
591 * libgcc2.c (__bswapdi2): Rename from bswapDI2.
593 * libgcc2.h: Remove transformation of bswap routines.
594 * config/i386/i386.md (bswapsi2): New.
597 2006-10-31 Geoffrey Keating <geoffk@apple.com> (r118360)
599 * coverage.c (coverage_checksum_string): Update comment.
600 * dwarf2out.c (switch_to_eh_frame_section): Update for removal
601 of get_file_function_name.
602 * cgraphunit.c (cgraph_build_static_cdtor): Update for rename
603 of get_file_function_name_long.
604 * tree.c (get_file_function_name): Rename from
605 get_file_function_name_long; improve comment; handle 'I' and 'D'
606 specially when the target has ctor/dtor support; remove special
608 (get_file_function_name): Remove.
609 * tree.h (get_file_function_name): Rename from
610 get_file_function_name_long.
611 (get_file_function_name): Remove prototype.
613 2006-10-31 Geoffrey Keating <geoffk@apple.com> (r118356)
615 * c-decl.c (grokdeclarator): Don't set DECL_EXTERNAL on
616 inline static functions in c99 mode.
619 * doc/extend.texi (Inline): Update.
620 * c-tree.h (struct language_function): Remove field 'extern_inline'.
621 * c-decl.c (current_extern_inline): Delete.
622 (pop_scope): Adjust test for an undefined nested function.
623 Add warning about undeclared inline function.
624 (diagnose_mismatched_decls): Update comments. Disallow overriding
625 of inline functions in a translation unit in C99. Allow inline
626 declarations in C99 at any time.
627 (merge_decls): Boolize variables. Handle C99 'extern inline'
629 (grokdeclarator): Set DECL_EXTERNAL here for functions. Handle
630 C99 inline semantics.
631 (start_function): Don't clear current_extern_inline. Don't set
633 (c_push_function_context): Don't push current_extern_inline.
634 (c_pop_function_context): Don't restore current_extern_inline.
637 * c-typeck.c (build_external_ref): Warn about static variables
638 used in extern inline functions.
639 * c-decl.c (start_decl): Warn about static variables declared
640 in extern inline functions.
642 2006-10-27 Vladimir Makarov <vmakarov@redhat.com> (r118090)
644 * config/i386/i386.h (TARGET_GEODE):
645 (TARGET_CPU_CPP_BUILTINS): Add code for geode.
646 (TARGET_CPU_DEFAULT_geode): New macro.
647 (TARGET_CPU_DEFAULT_k6, TARGET_CPU_DEFAULT_k6_2,
648 TARGET_CPU_DEFAULT_k6_3, TARGET_CPU_DEFAULT_athlon,
649 TARGET_CPU_DEFAULT_athlon_sse, TARGET_CPU_DEFAULT_k8,
650 TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_prescott,
651 TARGET_CPU_DEFAULT_nocona, TARGET_CPU_DEFAULT_generic): Increase
653 (TARGET_CPU_DEFAULT_NAMES): Add geode.
654 (processor_type): Add PROCESSOR_GEODE.
656 * config/i386/i386.md: Include geode.md.
659 * config/i386/i386.c (geode_cost): New initialized global
661 (m_GEODE, m_K6_GEODE): New macros.
662 (x86_use_leave, x86_push_memory, x86_deep_branch, x86_use_sahf,
663 x86_use_himode_fiop, x86_promote_QImode, x86_add_esp_4,
664 x86_add_esp_8, x86_rep_movl_optimal, x86_ext_80387_constants,
665 x86_schedule): Use m_K6_GEODE instead of m_K6.
666 (x86_movx, x86_cmove): Set up m_GEODE.
667 (x86_integer_DFmode_moves): Clear m_GEODE.
668 (processor_target_table): Add entry for geode.
669 (processor_alias_table): Ditto.
671 * config/i386/geode.md: New file.
673 * doc/invoke.texi: Add entry about geode processor.
675 2006-10-24 Richard Guenther <rguenther@suse.de> (r118001)
678 * builtins.c (fold_builtin_classify): Use HONOR_INFINITIES
679 and HONOR_NANS instead of MODE_HAS_INFINITIES and MODE_HAS_NANS
680 for deciding optimizations in consistency with fold-const.c
681 (fold_builtin_unordered_cmp): Likewise.
683 2006-10-22 H.J. Lu <hongjiu.lu@intel.com> (r117958)
685 * config.gcc (i[34567]86-*-*): Add tmmintrin.h to extra_headers.
686 (x86_64-*-*): Likewise.
688 * config/i386/i386.c (pta_flags): Add PTA_SSSE3.
689 (override_options): Check SSSE3.
690 (ix86_builtins): Add IX86_BUILTIN_PHADDW, IX86_BUILTIN_PHADDD,
691 IX86_BUILTIN_PHADDSW, IX86_BUILTIN_PHSUBW, IX86_BUILTIN_PHSUBD,
692 IX86_BUILTIN_PHSUBSW, IX86_BUILTIN_PMADDUBSW,
693 IX86_BUILTIN_PMULHRSW, IX86_BUILTIN_PSHUFB,
694 IX86_BUILTIN_PSIGNB, IX86_BUILTIN_PSIGNW, IX86_BUILTIN_PSIGND,
695 IX86_BUILTIN_PALIGNR, IX86_BUILTIN_PABSB, IX86_BUILTIN_PABSW,
696 IX86_BUILTIN_PABSD, IX86_BUILTIN_PHADDW128,
697 IX86_BUILTIN_PHADDD128, IX86_BUILTIN_PHADDSW128,
698 IX86_BUILTIN_PHSUBW128, IX86_BUILTIN_PHSUBD128,
699 IX86_BUILTIN_PHSUBSW128, IX86_BUILTIN_PMADDUBSW128,
700 IX86_BUILTIN_PMULHRSW128, IX86_BUILTIN_PSHUFB128,
701 IX86_BUILTIN_PSIGNB128, IX86_BUILTIN_PSIGNW128,
702 IX86_BUILTIN_PSIGND128, IX86_BUILTIN_PALIGNR128,
703 IX86_BUILTIN_PABSB128, IX86_BUILTIN_PABSW128 and
704 IX86_BUILTIN_PABSD128.
705 (bdesc_2arg): Add SSSE3.
706 (bdesc_1arg): Likewise.
707 (ix86_init_mmx_sse_builtins): Support SSSE3.
708 (ix86_expand_builtin): Likewise.
709 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Likewise.
711 * config/i386/i386.md (UNSPEC_PSHUFB): New.
712 (UNSPEC_PSIGN): Likewise.
713 (UNSPEC_PALIGNR): Likewise.
714 Include mmx.md before sse.md.
716 * config/i386/i386.opt: Add -mssse3.
718 * config/i386/sse.md (ssse3_phaddwv8hi3): New pattern for SSSE3.
719 (ssse3_phaddwv4hi3): Likewise.
720 (ssse3_phadddv4si3): Likewise.
721 (ssse3_phadddv2si3): Likewise.
722 (ssse3_phaddswv8hi3): Likewise.
723 (ssse3_phaddswv4hi3): Likewise.
724 (ssse3_phsubwv8hi3): Likewise.
725 (ssse3_phsubwv4hi3): Likewise.
726 (ssse3_phsubdv4si3): Likewise.
727 (ssse3_phsubdv2si3): Likewise.
728 (ssse3_phsubswv8hi3): Likewise.
729 (ssse3_phsubswv4hi3): Likewise.
730 (ssse3_pmaddubswv8hi3): Likewise.
731 (ssse3_pmaddubswv4hi3): Likewise.
732 (ssse3_pmulhrswv8hi3): Likewise.
733 (ssse3_pmulhrswv4hi3): Likewise.
734 (ssse3_pshufbv16qi3): Likewise.
735 (ssse3_pshufbv8qi3): Likewise.
736 (ssse3_psign<mode>3): Likewise.
737 (ssse3_psign<mode>3): Likewise.
738 (ssse3_palignrti): Likewise.
739 (ssse3_palignrdi): Likewise.
740 (abs<mode>2): Likewise.
741 (abs<mode>2): Likewise.
743 * config/i386/tmmintrin.h: New file.
745 * doc/extend.texi: Document SSSE3 built-in functions.
747 * doc/invoke.texi: Document -mssse3/-mno-ssse3 switches.
749 2006-10-22 H.J. Lu <hongjiu.lu@intel.com> (r117959)
751 * config/i386/tmmintrin.h: Remove the duplicated content.
753 2006-10-21 Richard Guenther <rguenther@suse.de> (r117932)
755 PR tree-optimization/3511
756 * tree-ssa-pre.c (phi_translate): Fold CALL_EXPRs that
757 got new invariant arguments during PHI translation.
759 2006-10-21 Richard Guenther <rguenther@suse.de> (r117929)
761 * builtins.c (fold_builtin_classify): Fix typo.
763 2006-09-07 Eric Christopher <echristo@apple.com> (r118361)
764 Falk Hueffner <falk@debian.org>
766 * doc/extend.texi (__builtin_bswap32): Document.
767 (__builtin_bswap64): Ditto.
768 * doc/libgcc.texi (bswapsi2): Document.
770 * doc/rtl.texi (bswap): Document.
771 * optabs.c (expand_unop): Don't widen a bswap.
772 (init_optabs): Init bswap. Set libfuncs explicitly
773 for bswapsi2 and bswapdi2.
774 * optabs.h (OTI_bswap): New.
775 (bswap_optab): Ditto.
776 * genopinit.c (optabs): Handle bswap_optab.
777 * tree.h (tree_index): Add TI_UINT32_TYPE and
779 (uint32_type_node): New.
780 (uint64_type_node): Ditto.
781 * tree.c (build_common_tree_nodes_2): Initialize
782 uint32_type_node and uint64_type_node.
783 * builtins.c (expand_builtin_bswap): New.
784 (expand_builtin): Call.
785 (fold_builtin_bswap): New.
786 (fold_builtin_1): Call.
787 * fold-const.c (tree_expr_nonnegative_p): Return true
789 * builtin-types.def (BT_UINT32): New.
791 (BT_FN_UINT32_UINT32): Ditto.
792 (BT_FN_UINT64_UINT64): Ditto.
793 * builtins.def (BUILT_IN_BSWAP32): New.
794 (BUILT_IN_BSWAP64): Ditto.
795 * rtl.def (BSWAP): New.
796 * genattrtab.c (check_attr_value): New.
797 * libgcc2.c (__bswapSI2): New.
799 * libgcc2.h (__bswapSI2): Declare.
801 * mklibgcc.in (lib2funcs): Add _bswapsi2 and _bswapdi2.
802 * simplify-rtx.c (simplify_const_unary_operation): Return
804 * libgcc-std.ver (__bwapsi2): Add.
806 * reload1.c (eliminate_regs_1): Add bswap.
807 (elimination_effects): Ditto.
808 * config/i386/i386.h (x86_bswap): New.
810 * config/i386/i386.c (x86_bswap): Set.