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 2007-04-16 Lawrence Crowl <crowl@google.com> (r123909)
150 * doc/invoke.texi (Debugging Options): Add documentation for the
151 -femit-struct-debug options -femit-struct-debug-baseonly,
152 -femit-struct-debug-reduced, and
153 -femit-struct-debug-detailed[=...].
155 * c-opts.c (c_common_handle_option): Add
156 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
157 and OPT_femit_struct_debug_detailed_.
158 * c.opt: Add specifications for
159 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
160 and -femit-struct-debug-detailed[=...].
161 * opts.c (set_struct_debug_option): Parse the
162 -femit-struct-debug-... options.
163 * opts.c (matches_main_base, main_input_basename,
164 main_input_baselength, base_of_path, matches_main_base): Add
165 variables and functions to compare header base name to compilation
167 * opts.c (should_emit_struct_debug): Add to determine to emit a
168 structure based on the option.
169 (dump_struct_debug) Also disabled function to debug this
171 * opts.c (handle_options): Save the base name of the
174 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
175 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
176 This hook indicates if a type is generic. Set it by default
178 * langhooks.h (struct lang_hooks_for_types): Add a new hook
179 to determine if a struct type is generic or not.
180 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
181 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
182 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
185 * flags.h (enum debug_info_usage): Add an enumeration to describe
186 a program's use of a structure type.
187 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
188 to indicate the program's usage of the type. Filter structs based
189 on the -femit-struct-debug-... specification.
190 (gen_type_die): Split into two routines, gen_type_die and
191 gen_type_die_with_usage. gen_type_die is now a wrapper
192 that assumes direct usage.
193 (gen_type_die_with_usage): Replace calls to gen_type_die
194 with gen_type_die_with_usage adding the program usage of
196 (dwarf2out_imported_module_or_decl): Suppress struct debug
197 information using should_emit_struct_debug when appropriate.
199 2007-04-16 Ian Lance Taylor <iant@google.com> (r123906)
201 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
202 predecessors at head rather than tail.
205 2007-04-12 Richard Guenther <rguenther@suse.de> (r123736)
207 PR tree-optimization/24689
208 PR tree-optimization/31307
209 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
211 * gimplify.c (canonicalize_addr_expr): To be consistent with
212 gimplify_compound_lval only set operands two and three of
213 ARRAY_REFs if they are not gimple_min_invariant. This makes
214 it never at this place.
215 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
217 2007-04-07 H.J. Lu <hongjiu.lu@intel.com> (r123639)
219 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
221 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r123313)
223 * config.gcc: Accept barcelona as a variant of amdfam10.
224 * config/i386/i386.c (override_options): Likewise.
225 * doc/invoke.texi: Likewise.
227 2007-03-12 Seongbae Park <seongbae.park@gmail.com> (r122851)
229 * c-decl.c (warn_variable_length_array): New function.
230 Refactored from grokdeclarator to handle warn_vla
231 and handle unnamed array case.
232 (grokdeclarator): Refactored VLA warning case.
233 * c.opt (Wvla): New flag.
235 2007-03-11 Ian Lance Taylor <iant@google.com> (r122831 - partial)
237 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
238 the *_DIV_EXPR codes correctly with overflow infinities.
240 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com> (r121763)
242 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
245 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com> (r121726)
247 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
248 conditional to __SSE2__.
249 (Entries below should have been added to first ChangeLog
250 entry for amdfam10 dated 2007-02-05)
251 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
253 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
255 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
258 2007-02-07 Jakub Jelinek <jakub@redhat.com> (r121687)
260 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
262 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
264 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
265 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
266 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
267 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
268 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
269 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
270 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
271 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
273 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
275 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
276 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
277 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
278 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
279 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
280 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
281 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
282 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
283 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
284 umuldi3_highpart_rex64, umulsi3_highpart_insn,
285 umulsi3_highpart_zext, smuldi3_highpart_rex64,
286 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
287 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
288 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
289 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
290 sqrtextenddfxf2_i387): Added amdfam10_decode.
292 * config/i386/athlon.md (athlon_idirect_amdfam10,
293 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
294 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
295 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
296 athlon_ivector_store_amdfam10): New define_insn_reservation.
297 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
300 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
302 * config/i386/athlon.md (athlon_call_amdfam10,
303 athlon_pop_amdfam10, athlon_lea_amdfam10): New
304 define_insn_reservation.
305 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
306 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
307 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
309 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
311 * config/i386/athlon.md (athlon_sseld_amdfam10,
312 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
313 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
315 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
317 * config/i386/athlon.md (athlon_sseins_amdfam10): New
318 define_insn_reservation.
319 * config/i386/i386.md (sseins): Added sseins to define_attr type
320 and define_attr unit.
321 * config/i386/sse.md: Set type attribute to sseins for insertq
324 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
326 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
327 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
328 ssecomi_load_amdfam10, ssecomi_amdfam10,
329 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
330 define_insn_reservation.
331 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
333 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
335 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
336 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
337 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
338 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
339 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
340 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
341 define_insn_reservation.
343 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
344 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
345 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
346 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
347 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
349 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
351 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
352 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
353 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
354 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
355 athlon_ssemul_load_k8): Added amdfam10.
357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
359 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
360 (x86_sse_unaligned_move_optimal): New variable.
362 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
364 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
365 for unaligned vector SSE double/single precision loads for AMDFAM10.
367 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
369 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
370 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
371 Define TARGET_CPU_DEFAULT_amdfam10.
372 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
373 (processor_type): Add PROCESSOR_AMDFAM10.
375 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
376 processor_type in config/i386/i386.h.
377 Enable imul peepholes for TARGET_AMDFAM10.
379 * config.gcc: Add support for --with-cpu option for amdfam10.
381 * config/i386/i386.c (amdfam10_cost): New variable.
382 (m_AMDFAM10): New macro.
383 (m_ATHLON_K8_AMDFAM10): New macro.
384 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
385 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
386 x86_promote_QImode, x86_integer_DFmode_moves,
387 x86_partial_reg_dependency, x86_memory_mismatch_stall,
388 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
389 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
390 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
391 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
392 Enable/disable for amdfam10.
393 (override_options): Add amdfam10_cost to processor_target_table.
394 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
395 processor_alias_table.
396 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
397 (ix86_adjust_cost): Add code for amdfam10.
399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com> (r121625)
401 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
402 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
403 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
404 * config/i386/i386.h: Add builtin definition for SSE4A.
405 * config/i386/i386.md: Add support for ABM instructions
407 * config/i386/sse.md: Add support for SSE4A instructions
408 (movntss, movntsd, extrq, insertq).
409 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
410 Add -march=amdfam10 flag.
411 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
412 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
414 * doc/extend.texi: Add documentation for SSE4A builtins.
416 2007-01-24 Jakub Jelinek <jakub@redhat.com> (r121140)
418 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
419 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
420 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
421 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
422 for CPUs that have PTA_CX16 set.
424 2007-01-18 Josh Conner <jconner@apple.com> (r120902)
427 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
428 support for UNLE, UNLT, UNGE, and UNGT.
430 2007-01-17 Eric Christopher <echristo@apple.com> (r120846)
432 * config.gcc: Support core2 processor.
434 2007-01-11 Joseph Myers <joseph@codesourcery.com> (r120688)
436 * c-common.c (vector_types_convertible_p): Treat opaque types as
437 always convertible if they have the same size, but not otherwise.
439 2007-01-08 Geoffrey Keating <geoffk@apple.com> (r120611)
441 * target.h (struct gcc_target): New field library_rtti_comdat.
442 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
443 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
444 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
445 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
447 2007-01-08 Mark Shinwell <shinwell@codesourcery.com> (r120572)
449 * c.opt: Add -flax-vector-conversions.
450 * c-typeck.c (convert_for_assignment): Pass flag to
451 vector_types_convertible_p to allow emission of note.
452 (digest_init): Likewise.
453 * c-opts.c: Handle -flax-vector-conversions.
454 * c-common.c (flag_lax_vector_conversions): New.
455 (vector_types_convertible_p): Unless -flax-vector conversions
456 has been passed, disallow conversions between vectors with
457 differing numbers of subparts and/or element types. If such
458 a conversion is disallowed, possibly emit a note on the first
459 occasion only to inform the user of -flax-vector-conversions.
460 The new last argument specifies this.
461 * c-common.h (flag_lax_vector_conversions): New.
462 (vector_types_convertible_p): Add extra argument.
463 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
464 char_type_node for V*QI type vectors.
465 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
466 Update to satisfy new typechecking rules.
467 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
469 * doc/invoke.texi (C Dialect Options): Document
470 -flax-vector-conversions.
472 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org> (r120505)
475 * tree.h (TREE_OVERFLOW_P): New.
476 * c-typeck.c (parser_build_unary_op): Warn only if result
477 overflowed and operands did not.
478 (parser_build_binary_op): Likewise.
479 (convert_for_assignment): Remove redundant overflow_warning.
480 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
482 2006-12-13 Ian Lance Taylor <iant@google.com> (r119855)
486 * c-typeck.c (parser_build_binary_op): Move parentheses warnings
487 to warn_about_parentheses in c-common.c.
488 * c-common.c (warn_about_parentheses): New function.
489 * c-common.h (warn_about_parentheses): Declare.
490 * doc/invoke.texi (Warning Options): Update -Wparentheses
493 2006-12-12 Geoffrey Keating <geoffk@apple.com> (r119820)
495 * mips-tdump.c: Replace CROSS_COMPILE with
496 CROSS_DIRECTORY_STRUCTURE.
497 * mips-tfile.c: Likewise.
499 * configure.ac: Likewise.
500 * cppdefault.c: Likewise.
501 * Makefile.in: Likewise.
502 * config/alpha/osf.h: Likewise.
503 * config/i386/cygwin.h: Likewise.
504 * config/i386/beos-elf.h: Likewise.
505 * config/i386/nto.h: Likewise.
506 * config/svr4.h: Likewise.
507 * config/rs6000/aix.h: Likewise.
508 * config/rs6000/sysv4.h: Likewise.
509 * collect2.c: Likewise.
510 * configure: Regenerate.
512 * doc/tm.texi (Alignment Output): Document that ASM_OUTPUT_SKIP
513 actually takes an unsigned HOST_WIDE_INT for its second parameter.
515 2006-12-02 H.J. Lu <hongjiu.lu@intel.com> (r119454 - partial)
518 * config/i386/driver-i386.c (bit_SSSE3): New.
520 2006-11-27 Uros Bizjak <ubizjak@gmail.com> (r119260)
522 * config/i386/i386.c (x86_ext_80387_constants): Add m_K8, m_CORE2
525 2006-11-18 Vladimir Makarov <vmakarov@redhat.com> (r118973)
527 * doc/invoke.texi (core2): Add item.
529 * config/i386/i386.h (TARGET_CORE2, TARGET_CPU_DEFAULT_core2): New
531 (TARGET_CPU_CPP_BUILTINS): Add code for core2.
532 (TARGET_CPU_DEFAULT_generic): Change value.
533 (TARGET_CPU_DEFAULT_NAMES): Add core2.
534 (processor_type): Add new constant PROCESSOR_CORE2.
536 * config/i386/i386.md (cpu): Add core2.
538 * config/i386/i386.c (core2_cost): New initialized variable.
539 (m_CORE2): New macro.
540 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
541 x86_deep_branch, x86_partial_reg_stall, x86_use_simode_fiop,
542 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
543 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
544 x86_partial_reg_dependency, x86_memory_mismatch_stall,
545 x86_accumulate_outgoing_args, x86_prologue_using_move,
546 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
547 x86_sse_partial_reg_dependency, x86_rep_movl_optimal,
548 x86_use_incdec, x86_four_jump_limit, x86_schedule,
549 x86_pad_returns): Add m_CORE2.
550 (override_options): Add entries for Core2.
551 (ix86_issue_rate): Add case for Core2.
553 2006-11-07 Eric Christopher <echristo@apple.com> (r118576)
555 * libgcc2.c (__bswapdi2): Rename from bswapDI2.
557 * libgcc2.h: Remove transformation of bswap routines.
558 * config/i386/i386.md (bswapsi2): New.
561 2006-10-31 Geoffrey Keating <geoffk@apple.com> (r118360)
563 * coverage.c (coverage_checksum_string): Update comment.
564 * dwarf2out.c (switch_to_eh_frame_section): Update for removal
565 of get_file_function_name.
566 * cgraphunit.c (cgraph_build_static_cdtor): Update for rename
567 of get_file_function_name_long.
568 * tree.c (get_file_function_name): Rename from
569 get_file_function_name_long; improve comment; handle 'I' and 'D'
570 specially when the target has ctor/dtor support; remove special
572 (get_file_function_name): Remove.
573 * tree.h (get_file_function_name): Rename from
574 get_file_function_name_long.
575 (get_file_function_name): Remove prototype.
577 2006-10-31 Geoffrey Keating <geoffk@apple.com> (r118356)
579 * c-decl.c (grokdeclarator): Don't set DECL_EXTERNAL on
580 inline static functions in c99 mode.
583 * doc/extend.texi (Inline): Update.
584 * c-tree.h (struct language_function): Remove field 'extern_inline'.
585 * c-decl.c (current_extern_inline): Delete.
586 (pop_scope): Adjust test for an undefined nested function.
587 Add warning about undeclared inline function.
588 (diagnose_mismatched_decls): Update comments. Disallow overriding
589 of inline functions in a translation unit in C99. Allow inline
590 declarations in C99 at any time.
591 (merge_decls): Boolize variables. Handle C99 'extern inline'
593 (grokdeclarator): Set DECL_EXTERNAL here for functions. Handle
594 C99 inline semantics.
595 (start_function): Don't clear current_extern_inline. Don't set
597 (c_push_function_context): Don't push current_extern_inline.
598 (c_pop_function_context): Don't restore current_extern_inline.
601 * c-typeck.c (build_external_ref): Warn about static variables
602 used in extern inline functions.
603 * c-decl.c (start_decl): Warn about static variables declared
604 in extern inline functions.
606 2006-10-27 Vladimir Makarov <vmakarov@redhat.com> (r118090)
608 * config/i386/i386.h (TARGET_GEODE):
609 (TARGET_CPU_CPP_BUILTINS): Add code for geode.
610 (TARGET_CPU_DEFAULT_geode): New macro.
611 (TARGET_CPU_DEFAULT_k6, TARGET_CPU_DEFAULT_k6_2,
612 TARGET_CPU_DEFAULT_k6_3, TARGET_CPU_DEFAULT_athlon,
613 TARGET_CPU_DEFAULT_athlon_sse, TARGET_CPU_DEFAULT_k8,
614 TARGET_CPU_DEFAULT_pentium_m, TARGET_CPU_DEFAULT_prescott,
615 TARGET_CPU_DEFAULT_nocona, TARGET_CPU_DEFAULT_generic): Increase
617 (TARGET_CPU_DEFAULT_NAMES): Add geode.
618 (processor_type): Add PROCESSOR_GEODE.
620 * config/i386/i386.md: Include geode.md.
623 * config/i386/i386.c (geode_cost): New initialized global
625 (m_GEODE, m_K6_GEODE): New macros.
626 (x86_use_leave, x86_push_memory, x86_deep_branch, x86_use_sahf,
627 x86_use_himode_fiop, x86_promote_QImode, x86_add_esp_4,
628 x86_add_esp_8, x86_rep_movl_optimal, x86_ext_80387_constants,
629 x86_schedule): Use m_K6_GEODE instead of m_K6.
630 (x86_movx, x86_cmove): Set up m_GEODE.
631 (x86_integer_DFmode_moves): Clear m_GEODE.
632 (processor_target_table): Add entry for geode.
633 (processor_alias_table): Ditto.
635 * config/i386/geode.md: New file.
637 * doc/invoke.texi: Add entry about geode processor.
639 2006-10-24 Richard Guenther <rguenther@suse.de> (r118001)
642 * builtins.c (fold_builtin_classify): Use HONOR_INFINITIES
643 and HONOR_NANS instead of MODE_HAS_INFINITIES and MODE_HAS_NANS
644 for deciding optimizations in consistency with fold-const.c
645 (fold_builtin_unordered_cmp): Likewise.
647 2006-10-22 H.J. Lu <hongjiu.lu@intel.com> (r117958)
649 * config.gcc (i[34567]86-*-*): Add tmmintrin.h to extra_headers.
650 (x86_64-*-*): Likewise.
652 * config/i386/i386.c (pta_flags): Add PTA_SSSE3.
653 (override_options): Check SSSE3.
654 (ix86_builtins): Add IX86_BUILTIN_PHADDW, IX86_BUILTIN_PHADDD,
655 IX86_BUILTIN_PHADDSW, IX86_BUILTIN_PHSUBW, IX86_BUILTIN_PHSUBD,
656 IX86_BUILTIN_PHSUBSW, IX86_BUILTIN_PMADDUBSW,
657 IX86_BUILTIN_PMULHRSW, IX86_BUILTIN_PSHUFB,
658 IX86_BUILTIN_PSIGNB, IX86_BUILTIN_PSIGNW, IX86_BUILTIN_PSIGND,
659 IX86_BUILTIN_PALIGNR, IX86_BUILTIN_PABSB, IX86_BUILTIN_PABSW,
660 IX86_BUILTIN_PABSD, IX86_BUILTIN_PHADDW128,
661 IX86_BUILTIN_PHADDD128, IX86_BUILTIN_PHADDSW128,
662 IX86_BUILTIN_PHSUBW128, IX86_BUILTIN_PHSUBD128,
663 IX86_BUILTIN_PHSUBSW128, IX86_BUILTIN_PMADDUBSW128,
664 IX86_BUILTIN_PMULHRSW128, IX86_BUILTIN_PSHUFB128,
665 IX86_BUILTIN_PSIGNB128, IX86_BUILTIN_PSIGNW128,
666 IX86_BUILTIN_PSIGND128, IX86_BUILTIN_PALIGNR128,
667 IX86_BUILTIN_PABSB128, IX86_BUILTIN_PABSW128 and
668 IX86_BUILTIN_PABSD128.
669 (bdesc_2arg): Add SSSE3.
670 (bdesc_1arg): Likewise.
671 (ix86_init_mmx_sse_builtins): Support SSSE3.
672 (ix86_expand_builtin): Likewise.
673 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Likewise.
675 * config/i386/i386.md (UNSPEC_PSHUFB): New.
676 (UNSPEC_PSIGN): Likewise.
677 (UNSPEC_PALIGNR): Likewise.
678 Include mmx.md before sse.md.
680 * config/i386/i386.opt: Add -mssse3.
682 * config/i386/sse.md (ssse3_phaddwv8hi3): New pattern for SSSE3.
683 (ssse3_phaddwv4hi3): Likewise.
684 (ssse3_phadddv4si3): Likewise.
685 (ssse3_phadddv2si3): Likewise.
686 (ssse3_phaddswv8hi3): Likewise.
687 (ssse3_phaddswv4hi3): Likewise.
688 (ssse3_phsubwv8hi3): Likewise.
689 (ssse3_phsubwv4hi3): Likewise.
690 (ssse3_phsubdv4si3): Likewise.
691 (ssse3_phsubdv2si3): Likewise.
692 (ssse3_phsubswv8hi3): Likewise.
693 (ssse3_phsubswv4hi3): Likewise.
694 (ssse3_pmaddubswv8hi3): Likewise.
695 (ssse3_pmaddubswv4hi3): Likewise.
696 (ssse3_pmulhrswv8hi3): Likewise.
697 (ssse3_pmulhrswv4hi3): Likewise.
698 (ssse3_pshufbv16qi3): Likewise.
699 (ssse3_pshufbv8qi3): Likewise.
700 (ssse3_psign<mode>3): Likewise.
701 (ssse3_psign<mode>3): Likewise.
702 (ssse3_palignrti): Likewise.
703 (ssse3_palignrdi): Likewise.
704 (abs<mode>2): Likewise.
705 (abs<mode>2): Likewise.
707 * config/i386/tmmintrin.h: New file.
709 * doc/extend.texi: Document SSSE3 built-in functions.
711 * doc/invoke.texi: Document -mssse3/-mno-ssse3 switches.
713 2006-10-22 H.J. Lu <hongjiu.lu@intel.com> (r117959)
715 * config/i386/tmmintrin.h: Remove the duplicated content.
717 2006-10-21 Richard Guenther <rguenther@suse.de> (r117932)
719 PR tree-optimization/3511
720 * tree-ssa-pre.c (phi_translate): Fold CALL_EXPRs that
721 got new invariant arguments during PHI translation.
723 2006-10-21 Richard Guenther <rguenther@suse.de> (r117929)
725 * builtins.c (fold_builtin_classify): Fix typo.
727 2006-09-07 Eric Christopher <echristo@apple.com> (r118361)
728 Falk Hueffner <falk@debian.org>
730 * doc/extend.texi (__builtin_bswap32): Document.
731 (__builtin_bswap64): Ditto.
732 * doc/libgcc.texi (bswapsi2): Document.
734 * doc/rtl.texi (bswap): Document.
735 * optabs.c (expand_unop): Don't widen a bswap.
736 (init_optabs): Init bswap. Set libfuncs explicitly
737 for bswapsi2 and bswapdi2.
738 * optabs.h (OTI_bswap): New.
739 (bswap_optab): Ditto.
740 * genopinit.c (optabs): Handle bswap_optab.
741 * tree.h (tree_index): Add TI_UINT32_TYPE and
743 (uint32_type_node): New.
744 (uint64_type_node): Ditto.
745 * tree.c (build_common_tree_nodes_2): Initialize
746 uint32_type_node and uint64_type_node.
747 * builtins.c (expand_builtin_bswap): New.
748 (expand_builtin): Call.
749 (fold_builtin_bswap): New.
750 (fold_builtin_1): Call.
751 * fold-const.c (tree_expr_nonnegative_p): Return true
753 * builtin-types.def (BT_UINT32): New.
755 (BT_FN_UINT32_UINT32): Ditto.
756 (BT_FN_UINT64_UINT64): Ditto.
757 * builtins.def (BUILT_IN_BSWAP32): New.
758 (BUILT_IN_BSWAP64): Ditto.
759 * rtl.def (BSWAP): New.
760 * genattrtab.c (check_attr_value): New.
761 * libgcc2.c (__bswapSI2): New.
763 * libgcc2.h (__bswapSI2): Declare.
765 * mklibgcc.in (lib2funcs): Add _bswapsi2 and _bswapdi2.
766 * simplify-rtx.c (simplify_const_unary_operation): Return
768 * libgcc-std.ver (__bwapsi2): Add.
770 * reload1.c (eliminate_regs_1): Add bswap.
771 (elimination_effects): Ditto.
772 * config/i386/i386.h (x86_bswap): New.
774 * config/i386/i386.c (x86_bswap): Set.