1 2009-11-04 Harsha Jagasia <harsha.jagasia@amd.com>
2 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4 * config.gcc (i[34567]86-*-*): Include xopintrin.h.
6 * config/i386/xopintrin.h: New file, provide common x86 compiler
8 * config/i386/cpuid.h (bit_XOP): Define XOP bit.
9 * config/i386/x86intrin.h: Add XOP check and xopintrin.h.
10 * config/i386/i386-c.c(ix86_target_macros_internal): Check
12 * config/i386/i386.h(TARGET_XOP): New macro for XOP.
13 * config/i386/i386.opt (-mxop): New switch for XOP support.
14 * config/i386/i386.md (UNSPEC_XOP_UNSIGNED_CMP)
15 (UNSPEC_XOP_TRUEFALSE)
17 (UNSPEC_FRCZ): Add new UNSPEC for XOP support.
18 (PPERM_*): New constants for vpperm instruction.
19 (xop_pcmov_<mode>): Add XOP conditional mov instructions.
20 * config/i386/i386.c (OPTION_MASK_ISA_XOP_SET): New.
21 (OPTION_MASK_ISA_XOP_UNSET): New.
22 (OPTION_MASK_ISA_XOP_UNSET): Change definition to
24 (ix86_handle_option): Handle -mxop.
25 (isa_opts): Handle -mxop.
26 (enum pta_flags): Add PTA_XOP.
27 (override_options): Add XOP support.
28 (print_operand): Add code for XOP compare instructions.
29 (ix86_expand_sse_movcc): Extend for XOP conditional move instruction.
30 (ix86_expand_int_vcond): Extend for XOP compare instruction.
32 (IX86_BUILTIN_VPCMOV): New for XOP intrinsic.
33 (IX86_BUILTIN_VPCMOV_V2DI): Ditto.
34 (IX86_BUILTIN_VPCMOV_V4SI): Ditto.
35 (IX86_BUILTIN_VPCMOV_V8HI): Ditto.
36 (IX86_BUILTIN_VPCMOV_V16QI): Ditto.
37 (IX86_BUILTIN_VPCMOV_V4SF): Ditto.
38 (IX86_BUILTIN_VPCMOV_V2DF): Ditto.
40 (IX86_BUILTIN_VPCMOV256): Ditto.
41 (IX86_BUILTIN_VPCMOV_V4DI256): Ditto.
42 (IX86_BUILTIN_VPCMOV_V8SI256): Ditto.
43 (IX86_BUILTIN_VPCMOV_V16HI256): Ditto.
44 (IX86_BUILTIN_VPCMOV_V32QI256): Ditto.
45 (IX86_BUILTIN_VPCMOV_V8SF256): Ditto.
46 (IX86_BUILTIN_VPCMOV_V4DF256): Ditto.
48 (IX86_BUILTIN_VPPERM): Ditto.
50 (IX86_BUILTIN_VPMACSSWW): Ditto.
51 (IX86_BUILTIN_VPMACSWW): Ditto.
52 (IX86_BUILTIN_VPMACSSWD): Ditto.
53 (IX86_BUILTIN_VPMACSWD): Ditto.
54 (IX86_BUILTIN_VPMACSSDD): Ditto.
55 (IX86_BUILTIN_VPMACSDD): Ditto.
56 (IX86_BUILTIN_VPMACSSDQL): Ditto.
57 (IX86_BUILTIN_VPMACSSDQH): Ditto.
58 (IX86_BUILTIN_VPMACSDQL): Ditto.
59 (IX86_BUILTIN_VPMACSDQH): Ditto.
60 (IX86_BUILTIN_VPMADCSSWD): Ditto.
61 (IX86_BUILTIN_VPMADCSWD): Ditto.
63 (IX86_BUILTIN_VPHADDBW): Ditto.
64 (IX86_BUILTIN_VPHADDBD): Ditto.
65 (IX86_BUILTIN_VPHADDBQ): Ditto.
66 (IX86_BUILTIN_VPHADDWD): Ditto.
67 (IX86_BUILTIN_VPHADDWQ): Ditto.
68 (IX86_BUILTIN_VPHADDDQ): Ditto.
69 (IX86_BUILTIN_VPHADDUBW): Ditto.
70 (IX86_BUILTIN_VPHADDUBD): Ditto.
71 (IX86_BUILTIN_VPHADDUBQ): Ditto.
72 (IX86_BUILTIN_VPHADDUWD): Ditto.
73 (IX86_BUILTIN_VPHADDUWQ): Ditto.
74 (IX86_BUILTIN_VPHADDUDQ): Ditto.
75 (IX86_BUILTIN_VPHSUBBW): Ditto.
76 (IX86_BUILTIN_VPHSUBWD): Ditto.
77 (IX86_BUILTIN_VPHSUBDQ): Ditto.
79 (IX86_BUILTIN_VPROTB): Ditto.
80 (IX86_BUILTIN_VPROTW): Ditto.
81 (IX86_BUILTIN_VPROTD): Ditto.
82 (IX86_BUILTIN_VPROTQ): Ditto.
83 (IX86_BUILTIN_VPROTB_IMM): Ditto.
84 (IX86_BUILTIN_VPROTW_IMM): Ditto.
85 (IX86_BUILTIN_VPROTD_IMM): Ditto.
86 (IX86_BUILTIN_VPROTQ_IMM): Ditto.
88 (IX86_BUILTIN_VPSHLB): Ditto.
89 (IX86_BUILTIN_VPSHLW): Ditto.
90 (IX86_BUILTIN_VPSHLD): Ditto.
91 (IX86_BUILTIN_VPSHLQ): Ditto.
92 (IX86_BUILTIN_VPSHAB): Ditto.
93 (IX86_BUILTIN_VPSHAW): Ditto.
94 (IX86_BUILTIN_VPSHAD): Ditto.
95 (IX86_BUILTIN_VPSHAQ): Ditto.
97 (IX86_BUILTIN_VFRCZSS): Ditto.
98 (IX86_BUILTIN_VFRCZSD): Ditto.
99 (IX86_BUILTIN_VFRCZPS): Ditto.
100 (IX86_BUILTIN_VFRCZPD): Ditto.
101 (IX86_BUILTIN_VFRCZPS256): Ditto.
102 (IX86_BUILTIN_VFRCZPD256): Ditto.
104 (IX86_BUILTIN_VPCOMEQUB): Ditto.
105 (IX86_BUILTIN_VPCOMNEUB): Ditto.
106 (IX86_BUILTIN_VPCOMLTUB): Ditto.
107 (IX86_BUILTIN_VPCOMLEUB): Ditto.
108 (IX86_BUILTIN_VPCOMGTUB): Ditto.
109 (IX86_BUILTIN_VPCOMGEUB): Ditto.
110 (IX86_BUILTIN_VPCOMFALSEUB): Ditto.
111 (IX86_BUILTIN_VPCOMTRUEUB): Ditto.
113 (IX86_BUILTIN_VPCOMEQUW): Ditto.
114 (IX86_BUILTIN_VPCOMNEUW): Ditto.
115 (IX86_BUILTIN_VPCOMLTUW): Ditto.
116 (IX86_BUILTIN_VPCOMLEUW): Ditto.
117 (IX86_BUILTIN_VPCOMGTUW): Ditto.
118 (IX86_BUILTIN_VPCOMGEUW): Ditto.
119 (IX86_BUILTIN_VPCOMFALSEUW): Ditto.
120 (IX86_BUILTIN_VPCOMTRUEUW): Ditto.
122 (IX86_BUILTIN_VPCOMEQUD): Ditto.
123 (IX86_BUILTIN_VPCOMNEUD): Ditto.
124 (IX86_BUILTIN_VPCOMLTUD): Ditto.
125 (IX86_BUILTIN_VPCOMLEUD): Ditto.
126 (IX86_BUILTIN_VPCOMGTUD): Ditto.
127 (IX86_BUILTIN_VPCOMGEUD): Ditto.
128 (IX86_BUILTIN_VPCOMFALSEUD): Ditto.
129 (IX86_BUILTIN_VPCOMTRUEUD): Ditto.
131 (IX86_BUILTIN_VPCOMEQUQ): Ditto.
132 (IX86_BUILTIN_VPCOMNEUQ): Ditto.
133 (IX86_BUILTIN_VPCOMLTUQ): Ditto.
134 (IX86_BUILTIN_VPCOMLEUQ): Ditto.
135 (IX86_BUILTIN_VPCOMGTUQ): Ditto.
136 (IX86_BUILTIN_VPCOMGEUQ): Ditto.
137 (IX86_BUILTIN_VPCOMFALSEUQ): Ditto.
138 (IX86_BUILTIN_VPCOMTRUEUQ): Ditto.
140 (IX86_BUILTIN_VPCOMEQB): Ditto.
141 (IX86_BUILTIN_VPCOMNEB): Ditto.
142 (IX86_BUILTIN_VPCOMLTB): Ditto.
143 (IX86_BUILTIN_VPCOMLEB): Ditto.
144 (IX86_BUILTIN_VPCOMGTB): Ditto.
145 (IX86_BUILTIN_VPCOMGEB): Ditto.
146 (IX86_BUILTIN_VPCOMFALSEB): Ditto.
147 (IX86_BUILTIN_VPCOMTRUEB): Ditto.
149 (IX86_BUILTIN_VPCOMEQW): Ditto.
150 (IX86_BUILTIN_VPCOMNEW): Ditto.
151 (IX86_BUILTIN_VPCOMLTW): Ditto.
152 (IX86_BUILTIN_VPCOMLEW): Ditto.
153 (IX86_BUILTIN_VPCOMGTW): Ditto.
154 (IX86_BUILTIN_VPCOMGEW): Ditto.
155 (IX86_BUILTIN_VPCOMFALSEW): Ditto.
156 (IX86_BUILTIN_VPCOMTRUEW): Ditto.
158 (IX86_BUILTIN_VPCOMEQD): Ditto.
159 (IX86_BUILTIN_VPCOMNED): Ditto.
160 (IX86_BUILTIN_VPCOMLTD): Ditto.
161 (IX86_BUILTIN_VPCOMLED): Ditto.
162 (IX86_BUILTIN_VPCOMGTD): Ditto.
163 (IX86_BUILTIN_VPCOMGED): Ditto.
164 (IX86_BUILTIN_VPCOMFALSED): Ditto.
165 (IX86_BUILTIN_VPCOMTRUED): Ditto.
167 (IX86_BUILTIN_VPCOMEQQ): Ditto.
168 (IX86_BUILTIN_VPCOMNEQ): Ditto.
169 (IX86_BUILTIN_VPCOMLTQ): Ditto.
170 (IX86_BUILTIN_VPCOMLEQ): Ditto.
171 (IX86_BUILTIN_VPCOMGTQ): Ditto.
172 (IX86_BUILTIN_VPCOMGEQ): Ditto.
173 (IX86_BUILTIN_VPCOMFALSEQ): Ditto.
174 (IX86_BUILTIN_VPCOMTRUEQ): Ditto.
176 (enum multi_arg_type): New enum for describing the various XOP
177 intrinsic argument types.
178 (bdesc_multi_arg): New table for XOP intrinsics.
179 (ix86_init_mmx_sse_builtins): Add XOP intrinsic support.
180 (ix86_expand_multi_arg_builtin): New function for creating XOP
183 * config/i386/sse.md (sserotatemax): New mode attribute for XOP.
184 (xop_pmacsww): Ditto.
185 (xop_pmacssww): Ditto.
186 (xop_pmacsdd): Ditto.
187 (xop_pmacssdd): Ditto.
188 (xop_pmacssdql): Ditto.
189 (xop_pmacssdqh): Ditto.
190 (xop_pmacsdql): Ditto.
191 (xop_pmacsdql_mem): Ditto.
192 (xop_mulv2div2di3_low): Ditto.
193 (xop_pmacsdqh): Ditto.
194 (xop_pmacsdqh_mem): Ditto.
195 (xop_mulv2div2di3_high): Ditto.
196 (xop_pmacsswd): Ditto.
197 (xop_pmacswd): Ditto.
198 (xop_pmadcsswd): Ditto.
199 (xop_pmadcswd): Ditto.
200 (xop_pcmov_<mode>): Ditto.
201 (xop_pcmov_<mode>)256: Ditto.
202 (xop_phaddbw): Ditto.
203 (xop_phaddbd): Ditto.
204 (xop_phaddbq): Ditto.
205 (xop_phaddwd): Ditto.
206 (xop_phaddwq): Ditto.
207 (xop_phadddq): Ditto.
208 (xop_phaddubw): Ditto.
209 (xop_phaddubd): Ditto.
210 (xop_phaddubq): Ditto.
211 (xop_phadduwd): Ditto.
212 (xop_phadduwq): Ditto.
213 (xop_phaddudq): Ditto.
214 (xop_phsubbw): Ditto.
215 (xop_phsubwd): Ditto.
216 (xop_phsubdq): Ditto.
218 (rotl<mode>3): Ditto.
219 (rotr<mode>3): Ditto.
220 (xop_rotl<mode>3): Ditto.
221 (xop_rotr<mode>3): Ditto.
222 (vrotr<mode>3): Ditto.
223 (vrotl<mode>3): Ditto.
224 (xop_vrotl<mode>3): Ditto.
225 (vlshr<mode>3): Ditto.
226 (vashr<mode>3): Ditto.
228 (xop_ashl<mode>3): Ditto.
229 (xop_lshl<mode>3): Ditto.
234 (xop_frcz<mode>2): Ditto.
235 (xop_vmfrcz<mode>2): Ditto.
236 (xop_frcz<mode>2256): Ditto.
237 (xop_maskcmp<mode>3): Ditto.
238 (xop_maskcmp_uns<mode>3): Ditto.
239 (xop_maskcmp_uns2<mode>3): Ditto.
240 (xop_pcom_tf<mode>3): Ditto.
242 * doc/invoke.texi (-mxop): Add documentation.
243 * doc/extend.texi (x86 intrinsics): Add XOP intrinsics.
245 2009-11-03 Mark Mitchell <mark@codesourcery.com>
248 * gcc.c (SWITCHES_NEED_SPACES): Define to "o".
249 * config/alpha/osf.h (SWITCHES_NEED_SPACES): Remove here.
250 * config/mips/iris.h (SWITCHES_NEED_SPACES): Remove here.
252 2009-11-04 Richard Earnshaw <rearnsha@arm.com>
255 * arm.md (peephole2 patterns for move and compare): New.
257 2009-11-04 Nick Clifton <nickc@redhat.com>
259 * defaults.h (CONSTANT_ADDRESS_P): Provide a default definition.
260 Make sure that it does not allow CONST_DOUBLEs.
261 * doc/tm.texi (CONSTANT_ADDRESS_P): Update description.
262 * config/avr/avr.h (CONSTANT_ADDRESS_P): Delete.
263 * config/bfin/bfin.h (CONSTANT_ADDRESS_P): Delete.
264 * config/cris/cris.h (CONSTANT_ADDRESS_P): Delete.
265 * config/fr30/fr30.h (CONSTANT_ADDRESS_P): Delete.
266 * config/frv/frv.h (CONSTANT_ADDRESS_P): Delete.
267 * config/m32c/m32c.h (CONSTANT_ADDRESS_P): Delete.
268 * config/m68hc11/m68hc11.h (CONSTANT_ADDRESS_P): Delete.
269 * config/mep/mep.h (CONSTANT_ADDRESS_P): Delete.
270 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Delete.
271 * config/moxie/moxie.h (CONSTANT_ADDRESS_P): Delete.
272 * config/pdp11/pdp11.h (CONSTANT_ADDRESS_P): Delete.
273 * config/picochip/picochip.h (CONSTANT_ADDRESS_P): Delete.
274 * config/score/score.h (CONSTANT_ADDRESS_P): Delete.
275 * config/stormy16/stormy16.h (CONSTANT_ADDRESS_P): Delete.
277 2009-11-04 Richard Guenther <rguenther@suse.de>
279 PR tree-optimization/41919
280 * tree-vrp.c (test_for_singularity): Properly compare values.
282 2009-11-04 Revital Eres <eres@il.ibm.com>
284 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
285 Consider peeling for alignment only for stores and remove
286 redundant assignment.
288 2009-11-04 Maxim Kuvyrkov <maxim@codesourcery.com>
291 * config/m68k/m68k.c (m68k_reg_present_p): New static function.
292 (m68k_ok_for_sibcall_p): Handle different result return locations.
294 2009-11-04 Richard Guenther <rguenther@suse.de>
296 * c-opts.c (c_common_post_options): Move LTO option processing
298 * opts.c (decode_options): ... here.
300 2009-11-04 Jakub Jelinek <jakub@redhat.com>
302 * c-common.c (fold_offsetof_1): Use %wd instead of
303 HOST_WIDE_INT_PRINT_DEC.
305 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
307 * config/vax/linux.h (TARGET_OS_CPP_BUILTINS): Don't define
310 2009-11-04 Maciej W. Rozycki <macro@linux-mips.org>
312 * config.gcc (vax-*-linux*): Keep the original contents of
313 tmake_file while adding vax/t-linux.
315 2009-11-03 Eric Botcazou <ebotcazou@adacore.com>
319 * expr.h (STACK_CHECK_PROBE_INTERVAL): Delete.
320 (STACK_CHECK_PROBE_INTERVAL_EXP): New macro.
321 (STACK_CHECK_MOVING_SP): Likewise.
322 * system.h (STACK_CHECK_PROBE_INTERVAL): Poison it.
323 * doc/tm.texi (Stack Checking): Delete STACK_CHECK_PROBE_INTERVAL.
324 Document STACK_CHECK_PROBE_INTERVAL_EXP and STACK_CHECK_MOVING_SP.
325 * doc/md.texi (Standard Pattern Names): Tweak entry of CHECK_STACK.
326 Document PROBE_STACK.
327 * explow.c (anti_adjust_stack_and_probe): New function.
328 (allocate_dynamic_stack_space): Do not directly allocate space if
329 STACK_CHECK_MOVING_SP, instead invoke above function.
330 (emit_stack_probe): Handle probe_stack insn.
331 (PROBE_INTERVAL): New macro.
332 (STACK_GROW_OPTAB): Likewise.
333 (STACK_GROW_OFF): Likewise.
334 (probe_stack_range): Use Pmode and memory_address consistently. Fix
335 loop condition in the small constant case. Rewrite in the general
336 case to be immune to wraparounds. Make sure the address of probes
337 is valid. Try to use [base + disp] addressing mode if possible.
338 * ira.c (setup_eliminable_regset): Set frame_pointer_needed if stack
339 checking is enabled and STACK_CHECK_MOVING_SP.
340 * rtlanal.c (may_trap_p_1) <MEM>: If stack checking is enabled,
341 return 1 for volatile references to the stack pointer.
342 * tree.c (build_common_builtin_nodes): Do not set ECF_NOTHROW on
343 __builtin_alloca if stack checking is enabled.
344 * unwind-dw2.c (uw_identify_context): Take into account whether the
345 context is that of a signal frame or not.
346 * config/i386/linux.h (STACK_CHECK_MOVING_SP): Define to 1.
347 * config/i386/linux64.h (STACK_CHECK_MOVING_SP): Likewise.
349 2009-11-03 Jakub Jelinek <jakub@redhat.com>
351 PR rtl-optimization/41917
352 * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
353 operand isn't known to be 0, return 1.
355 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
357 * config/mips/mips.md: Fix typos.
359 2009-11-03 Richard Sandiford <rdsandiford@googlemail.com>
361 * doc/invoke.texi: Fix typo.
363 2009-11-03 Paul Brook <paul@codesourcery.com>
365 * config/arm/neon.ml (vectype): Add T_floatSF.
366 (string_of_vectype): Ditto.
367 * config/arm/neon-gen.ml (signed_ctype): Add T_floatSF.
368 (deftypes): Use float for float32_t.
369 * config/arm/arm_neon.h: Regenerate.
371 2009-11-03 Nick Clifton <nickc@redhat.com>
372 Kevin Buettner <kevinb@redhat.com>
374 * config/rx/predicates.md (rx_store_multiple_vector): Reverse
375 order of expected registers.
376 (rx_load_multiple_vector): Likewise.
377 (rx_rtsd_vector): Likewise.
378 * config/rx/rx.c (rx_cpu_type): New variable.
379 (rx_print_operand): Fix bug printing 64-bit constant values.
380 (rx_emit_stack_pushm): Reverse order of pushed registers.
381 (gen_rx_store_vector): Likewise.
382 (is_fast_interrupt_func): Only accept "fast_interrupt" as the
384 (is_exception_func): Rename to is_interrupt_func and only accept
385 "interrupt" as the attribute name.
386 (rx_get_stack_layout): Use new function name.
387 (rx_func_attr_inlinable): Likewise.
388 (rx_attribute_table): Remove "exception".
389 (rx_expand_prologue): If necessary push the accumulator register
390 in the prologue of interrupt functions.
391 (rx_expand_epilogue): If necessary pop the accumulator.
392 (rx_builtins): Add RX_BUILTIN_MVTIPL.
393 (rx_expand_builtin_stz): Remove.
394 (rx_expand_builtin_mvtipl): New function.
395 (rx_init_builtins): Handle RX_BUILTIN_MVTIPL.
396 (rx_expand_builtin): Likewise.
397 (rx_enable_fpu): New variable.
398 (rx_handle_option): Handle -fpu, -nofpu, -mcpu and -patch.
399 * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Assert machine based
400 on rx_cpu_type. Define __RX_FPU_INSNS__ if FPU insns are allowed.
401 (enum rx_cpu_types): Define.
402 (ASM_SPEC): Pass -m32bit-doubles on to assembler.
403 (INCOMING_FRAME_SP_OFFSET): Define.
404 (ARG_POINTER_CFA_OFFSET): Define.
405 (FRAME_POINTER_CFA_OFFSET): Define.
406 (OVERRIDE_OPTIONS): Enable fast math if RX FPU insns are enabled.
407 (ALLOW_RX_FPU_INSNS): Define.
408 * config/rx/rx.md: Test ALLOW_RX_FPU_INSNS instead of
409 fast_math_flags_set_p.
410 (UNSPEC_BUILTIN_MVTIPL): Define.
411 (revl): Rename to bswapsi2.
412 (bswaphi2): New pattern.
413 (mvtachi): Mark as volatile because it uses a register unknown to GCC.
416 (mvtc): Remove clobber of cc0.
419 * config/rx/rx.opt (mieee): Remove.
424 (msave-acc-in-interrupts): Add.
425 * config/rx/t-rx (MULTILIB_OPTIONS): Change default to 64bit doubles.
426 (MULTILIB_DIRS): Likewise.
427 (MULTILIB_MATCHES): Treat -fpu as an alias for -m32bit-doubles.
428 * doc/extend.texi: Remove description of "exception" function
430 * doc/invoke.texi: Document -fpu, -nofpu, -mcpu=, -patch= and
431 -msave-acc-in-interrupts options.
433 2009-11-03 Richard Guenther <rguenther@suse.de>
435 * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
437 2009-11-03 Dodji Seketeli <dodji@redhat.com>
440 * c-common.c (fold_offsetof_1): Issue errors when the member designator
441 of the offsetof expression is not legitimate.
443 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
445 * config/i386/i386.md (*call_value_1_rex64_ms_sysv): Use register
446 names instead of numerical constants.
447 (sse_prologue_save): Ditto.
448 (*sse_prologue_save_insn): Ditto.
450 2009-11-03 Uros Bizjak <ubizjak@gmail.com>
453 * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
454 (TARGET_CALL_ESP): New define.
455 * config/i386/i386.c (initial_ix86_tune_features): Initialize
457 * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
458 *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
459 *call_1, *call_value_pop_1 and *call_value_1. Depend on
461 (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
462 New patterns, use "lsm" as operand 1 constraint.
463 * config/i386/predicates.md (call_insn_operand): Depend on
464 index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
466 2009-11-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
468 PR tree-optimization/41857
469 * tree-flow.h (rewrite_use_address): Add BASE_HINT argument.
470 * tree-ssa-loop-ivopts.c (rewrite_use_address): Pass base hint
472 * tree-ssa-address.c (move_hint_to_base): New function.
473 (most_expensive_mult_to_index): Add TYPE argument. Use mode and
474 address space associated with TYPE.
475 (addr_to_parts): Add TYPE and BASE_HINT arguments. Pass TYPE to
476 most_expensive_mult_to_index. Call move_hint_to_base.
477 (create_mem_ref): Add BASE_HINT argument. Pass BASE_HINT and
478 TYPE to addr_to_parts.
480 2009-11-02 Martin Jambor <mjambor@suse.cz>
482 PR tree-optimization/41750
483 * tree-sra.c (analyze_modified_params): Loop over all
484 representatives of components of a parameter.
486 2009-11-02 Jakub Jelinek <jakub@redhat.com>
488 PR tree-optimization/41841
489 * ipa-struct-reorg.c (build_data_structure): Don't attempt to look at
490 local variables of not yet materialized clones.
493 * cfgexpand.c (expand_debug_expr): Don't attempt to create DECL_RTL
494 for a VOIDmode variable.
497 * c-pragma.c (visstack): Change into vector of ints rather than
498 enum symbol_visibility.
499 (push_visibility): Add kind argument, push default_visibility together
501 (pop_visibility): Add kind argument, return true if successful, fail
502 if visibility stack is empty or if stack top is of different kind.
503 (handle_pragma_visibility): Don't check length of visstack, instead
504 call pop_visibility and issue diagnostics if it failed. Pass 0
505 as last argument to push_visibility and pop_visibility.
506 * c-pragma.h (push_visibility): Add kind argument.
507 (pop_visibility): Likewise. Return bool instead of void.
509 2009-11-01 Eric Botcazou <ebotcazou@adacore.com>
511 * tree.def (TARGET_MEM_REF): Update comment.
512 * alias.c (get_alias_set): Retrieve the original memory reference for
513 a TARGET_MEM_REF before proceeding.
515 2009-10-31 Anatoly Sokolov <aesok@post.ru>
517 * config/frv/frv.c (frv_function_value, frv_libcall_value,
518 frv_function_value_regno_p): New functions.
519 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
520 * config/frv/frv.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
521 (FUNCTION_VALUE_REGNO_P): Redefine, use frv_function_value_regno_p.
522 * config/frv/frv-protos.h (frv_function_value_regno_p): Declare.
524 2009-10-31 Anatoly Sokolov <aesok@post.ru>
526 * config/mn10300/mn10300.c (mn10300_function_value): Make static, add
527 new 'outgoing' argument.
528 (mn10300_libcall_value, mn10300_function_value_regno_p): New functions.
529 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
530 * config/mn10300/mn10300.h: (FUNCTION_VALUE, FUNCTION_OUTGOING_VALUE,
531 LIBCALL_VALUE): Remove.
532 (FUNCTION_VALUE_REGNO_P): Redefine, use mn10300_function_value_regno_p.
533 * config/mn10300/mn10300-protos.h (mn10300_function_value): Remove.
534 (mh10300_function_value_regno_p): Declare.
536 2009-10-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
538 * config/arm/cortex-a9.md: New - integer pipeline description.
540 2009-10-31 Eric Botcazou <ebotcazou@adacore.com>
542 * tree-ssa-sccvn.c (vn_reference_lookup_3): Bail out instead of
543 aborting if the sizes of the two references don't match.
545 2009-10-31 Toon Moene <toon@moene.org>
547 * ipa-inline.c (cgraph_decide_inlining):
548 Include reason for not inlining called-once functions in dump file.
550 2009-10-30 Daniel Gutson <dgutson@codesourcery.com>
552 * config/arm/linux-eabi.h (LINK_SPEC): BE8_LINK_SPEC added.
553 * config/arm/bpapi.h (BE8_LINK_SPEC): New define.
554 (LINK_SPEC): BE_LINK_SPEC added.
556 2009-10-30 Richard Guenther <rguenther@suse.de>
559 * lto-streamer.h (struct lto_file_decl_data): Remove fd member.
561 2009-10-30 Nathan Sidwell <nathan@codesourcery.com>
563 * target-def.h (TARGET_ASM_TTYPE): Correct typo of TARGET_ARM_TTYPE.
564 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): Remove unused
567 2009-10-30 Martin Jambor <mjambor@suse.cz>
569 * tree-sra.c (build_ref_for_offset_1): Remove a comment.
571 2009-10-30 H.J. Lu <hongjiu.lu@intel.com>
574 * cfgexpand.c (expand_stack_alignment): Call update_stack_boundary
575 first. Move assert on stack_alignment_estimated just before
576 setting stack_realign_needed.
577 (gimple_expand_cfg): Initialize stack_alignment_estimated to 0.
578 Don't call update_stack_boundary.
580 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): New.
581 (verride_options): Don't check ix86_force_align_arg_pointer here.
582 (ix86_function_ok_for_sibcall): Use it.
583 (ix86_update_stack_boundary): Likewise.
585 * config/i386/i386.h (STACK_REALIGN_DEFAULT): Update comments.
587 2009-10-30 Richard Earnshaw <rearnsha@arm.com>
589 * arm.md (QHSI): New mode iterator.
590 (movqi): If generating for thumb, then truncate any immediate to
592 * thumb2.md (thumb2_movsi_shortim and peephole2 generator): Replace
594 (thumb2_mov<mode>_shortim and peephole2 generator): ... iterator based
597 2009-10-29 Cary Coutant <ccoutant@google.com>
600 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hook (two
601 locations in the source).
602 (store_vcall_insn): New function.
603 (lookup_vcall_insn): New function.
604 (dwarf2out_virtual_call_token): Use store_vcall_insn.
605 (dwarf2out_copy_call_info): New function.
606 (dwarf2out_virtual_call): Use lookup_vcall_insn.
607 * emit-rtl.c (try_split): Call copy_call_info debug hook.
608 * debug.h (struct gcc_debug_hooks): Add copy_call_info hook.
609 * debug.c (do_nothing_debug_hooks): Add dummy entry for new hook.
610 (debug_nothing_rtx_rtx): New dummy hook.
611 * dbxout.c (dbx_debug_hooks): Add dummy entry for new hook.
612 (xcoff_debug_hooks): Likewise.
613 * sdbout.c (sdb_debug_hooks): Likewise.
614 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
616 2009-10-29 David Daney <ddaney@caviumnetworks.com>
618 * doc/invoke.texi (mmcount-ra-address): Document new command line
620 * config/mips/mips.opt (mmcount-ra-address): New option.
621 * config/mips/mips-protos.h (mips_function_profiler): Declare new
623 * config/mips/mips.c (struct mips_frame_info): Add ra_fp_offset
625 (mips_for_each_saved_gpr_and_fpr): Set ra_fp_offset.
626 (mips_function_profiler): Moved from FUNCTION_PROFILER, and
628 * config/mips/mips.h (FUNCTION_PROFILER): Body of macro moved to
629 mips_function_profiler.
631 2009-10-29 Steve Ellcey <sje@cup.hp.com>
635 * doc/tm.texi (OVERRIDE_OPTIONS): Update.
636 (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
637 * optc-gen.awk (cl_target_option_restore): Include call to
638 targetm.override_options_after_change.
639 * target-def.h (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
640 * target.h (override_options_after_change): New.
641 * c-common.c (parse_optimize_options): Call
642 targetm.override_options_after_change.
643 * config/ia64/ia64.c (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
644 (ia64_override_options_after_change): New.
645 (ia64_override_options) Add call to above.
647 2009-10-29 Michael Matz <matz@suse.de>
649 * tree-ssa-math-opts.c (execute_convert_to_rsqrt): Remove.
650 (gate_convert_to_rsqrt): Ditto.
651 (pass_convert_to_rsqrt): Ditto.
652 * tree-pass.h (pass_convert_to_rsqrt): Don't declare.
653 * passes.c (init_optimization_passes): Don't add pass_convert_to_rsqrt
656 * config/i386/i386.c (ix86_emit_swdivsf): Change evaluation order.
658 2009-10-29 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
660 * config/arm/arm.c (find_best_start): Fix type of remainder to be
663 2009-10-29 Martin Jambor <mjambor@suse.cz>
665 PR tree-optimization/41775
666 * tree-sra.c (build_ref_for_offset): Unshare *expr if not NULL.
667 (generate_subtree_copies): Do not unshare agg.
668 (load_assign_lhs_subreplacements): Do not unshare rhs.
669 (sra_modify_assign): Do not unshare exprs.
670 (propagate_subacesses_accross_link): Renamed to
671 propagate_subaccesses_across_link.
673 2009-10-29 Richard Earnshaw <rearnsha@arm.com>
675 * arm.c (count_insns_for_constant): Rework to support counting for
676 thumb2 immediates as well.
677 (find_best_start): Split out from arm_gen_constant.
678 (arm_gen_constant): Rework to support XOR with immediate.
680 2009-10-29 Chao-ying Fu <fu@mips.com>
682 * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
684 (mips_expand_synci_loop): Use the length rtx to control the
685 synci loop from the begin rtx that points to the first byte of
688 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
690 * doc/invoke.texi: Rename -use-linker-plugin -fuse-linker-plugin.
692 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
694 * dbxout.c (dbxout_common_check): Accept non public trees.
695 * dwarf2out.c (fortran_common): Accept non public trees.
697 2009-10-28 Rafael Avila de Espindola <espindola@google.com>
699 * common.opt (fuse-linker-plugin): New option.
700 * gcc.c (LINK_COMMAND_SPEC, main): Rename use-linker-plugin to
702 * opts.c (common_handle_option): Ignore OPT_fuse_linker_plugin.
704 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
706 PR rtl-optimization/39715
707 * config/arm/arm.md (cstoresi4): Use gen_cstoresi_ltu_thumb1.
708 (gen_cstoresi_ltu_thumb1): New splitter.
710 2009-10-28 Richard Guenther <rguenther@suse.de>
714 * tree-ssa.c (useless_type_conversion_p): Do not treat
715 conversions to pointers to incomplete types as useless.
716 * gimple.c (gimple_types_compatible_p): Compare struct tags,
719 2009-10-28 Jakub Jelinek <jakub@redhat.com>
721 * var-tracking.c (emit_note_insn_var_location): Don't call the second
722 vt_expand_loc unnecessarily when location is not a register nor
726 * ipa-struct-reorg.c (find_field_in_struct_1): Return NULL if
727 fields don't have DECL_NAME.
730 * builtins.c (get_builtin_sync_mem): Expand loc in ptr_mode,
731 call convert_memory_address on addr.
734 * config/i386/i386.c (ix86_pic_register_p): Don't call
735 rtx_equal_for_cselib_p for VALUEs discarded as useless.
737 2009-10-28 Richard Sandiford <rdsandiford@googlemail.com>
739 * var-tracking.c (emit_note_insn_var_location): Get the mode of
740 a variable part from its REG, MEM or VALUE.
742 2009-10-28 Richard Guenther <rguenther@suse.de>
744 * gimple.c (gimple_get_alias_set): Fix comment typo.
746 2009-10-28 Richard Guenther <rguenther@suse.de>
748 * tree.c (free_lang_data_in_type): Do not call get_alias_set.
749 (free_lang_data): Unconditionally compute alias sets for all
750 standard integer types. Bail out if gate bailed out previously.
751 Do not reset the types_compatible_p langhook.
752 (gate_free_lang_data): Remove.
753 (struct pass_ipa_free_lang_data): Enable unconditionally.
754 * gimple.c (gimple_get_alias_set): Use the same alias-set for
757 2009-10-28 Richard Guenther <rguenther@suse.de>
760 * tree-ssa-alias.c (refs_may_alias_p_1): Deal with CONST_DECLs
761 (ref_maybe_used_by_call_p_1): Fix bcopy handling.
762 (call_may_clobber_ref_p_1): Likewise.
763 * tree-ssa-structalias.c (find_func_aliases): Likewise.
764 * alias.c (nonoverlapping_memrefs_p): Deal with CONST_DECLs.
766 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
768 PR rtl-optimization/41812
771 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
773 * df-problems.c (df_md_scratch): New.
774 (df_md_alloc, df_md_free): Allocate/free it.
775 (df_md_local_compute): Only include live registers in init.
776 (df_md_transfer_function): Prune the in-set computed by
777 the confluence function, and the gen-set too.
779 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
781 PR rtl-optimization/39715
782 * combine.c (simplify_comparison): Use extensions to
783 widen comparisons. Try an ANDing first.
785 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
787 PR rtl-optimization/40741
788 * config/arm/arm.c (thumb1_rtx_costs): IOR or XOR with
789 a small constant is cheap.
790 * config/arm/arm.md (andsi3, iorsi3): Try to place the result of
791 force_reg on the LHS.
792 (xorsi3): Likewise, and split the XOR if the constant is complex
793 and not in Thumb mode.
795 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
797 * expmed.c (emit_store_flag): Check costs before
798 transforming to the opposite representation.
800 2009-10-28 Paolo Bonzini <bonzini@gnu.org>
802 * config/sh/sh.md (cbranchfp4_media): Remove hack extending
803 cstore result to DImode.
805 2009-10-28 Kaz Kojima <kkojima@gcc.gnu.org>
807 * config/sh/sh.md (stuff_delay_slot): Move const_int pattern
808 inside the unspec vector.
810 2009-10-27 Richard Henderson <rth@redhat.com>
812 * cgraphunit.c (cgraph_optimize): Maintain timevar stack properly.
814 2009-10-27 Richard Henderson <rth@redhat.com>
817 * tree-eh.c (eh_region_may_contain_throw_map): Rename from
818 eh_region_may_contain_throw; update users.
819 (eh_region_may_contain_throw): New function.
820 (lower_catch): Check flag_exceptions before creating exception region.
821 (lower_eh_filter, lower_eh_must_not_throw): Likewise.
822 (lower_cleanup): Tidy existing flag_exceptions check to match.
824 2009-10-27 Kai Tietz <kai.tietz@onevision.com>
827 * config/i386/mingw32.h (CHECK_EXECUTE_STACK_ENABLED): New macro.
828 * config/i386/mingw.opt: Add fset-stack-executable.
829 * config/i386/i386.c (ix86_trampoline_init): Make call to
830 emit_library_call conditional, if CHECK_EXECUTE_STACK_ENABLED is
831 defined and its value is not zero.
834 2009-10-27 Richard Guenther <rguenther@suse.de>
836 * tree-ssa-structalias.c (find_func_aliases): In IPA mode
837 handle calls to externally visible functions like in regular mode.
838 (create_variable_info_for): Do not create function infos here.
839 (have_alias_info): Remove write-only variable.
840 (solve_constraints): New function split out from common code
841 in compute_points_to_sets and ipa_pta_execute.
842 (compute_points_to_sets): Adjust.
843 (ipa_pta_execute): Likewise. Handle clones and externally visible
844 functions like in non-IPA mode.
846 2009-10-27 Jakub Jelinek <jakub@redhat.com>
849 * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
852 2009-10-27 Richard Guenther <rguenther@suse.de>
854 * tree-complex.c (expand_complex_div_wide): Check for
855 INTEGER_CST, not TREE_CONSTANT on comparison folding result.
857 2009-10-27 Revital Eres <eres@il.ibm.com>
859 PR tree-optimization/40648
860 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
861 Change decision of when to peel for alignment.
863 2009-10-27 Richard Guenther <rguenther@suse.de>
866 * gimple.c (gimple_types_compatible_p): Handle OFFSET_TYPE.
868 2009-10-27 Aldy Hernandez <aldyh@redhat.com>
871 * fold-const.c (fold_binary_loc): Do not call
872 protected_set_expr_location.
874 2009-10-27 Wei Guozhi <carrot@google.com>
877 * target.h (have_conditional_execution): Add a new target hook
879 * target-def.h (TARGET_HAVE_CONDITIONAL_EXECUTION): Likewise.
880 * targhooks.h (default_have_conditional_execution): Likewise.
881 * targhooks.c (default_have_conditional_execution): Likewise.
882 * doc/tm.texi (TARGET_HAVE_CONDITIONAL_EXECUTION): Document it.
883 * config/arm/arm.c (TARGET_HAVE_CONDITIONAL_EXECUTION): Define it.
884 (arm_have_conditional_execution): New function.
885 * ifcvt.c (noce_process_if_block, find_if_header,
886 cond_exec_find_if_block, dead_or_predicable): Change the usage of
887 macro HAVE_conditional_execution to a target hook call.
888 * recog.c (peephole2_optimize): Likewise.
889 * sched-rgn.c (add_branch_dependences): Likewise.
890 * final.c (asm_insn_count, final_scan_insn): Likewise.
891 * bb-reorder.c (HAVE_conditional_execution): Remove it.
893 2009-10-26 Ben Elliston <bje@au.ibm.com>
894 Michael Meissner <meissner@linux.vnet.ibm.com>
895 Ulrich Weigand <uweigand@de.ibm.com>
897 * config.gcc (spu-*-elf*): Add spu_cache.h to extra_headers.
898 * config/spu/spu_cache.h: New file.
900 * config/spu/cachemgr.c: New file.
901 * config/spu/cache.S: New file.
903 * config/spu/spu.h (ASM_OUTPUT_SYMBOL_REF): Define.
904 (ADDR_SPACE_EA): Define.
905 (TARGET_ADDR_SPACE_KEYWORDS): Define.
906 * config/spu/spu.c (EAmode): New macro.
907 (TARGET_ADDR_SPACE_POINTER_MODE): Define.
908 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
909 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Likewise.
910 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
911 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
912 (TARGET_ADDR_SPACE_CONVERT): Likewise.
913 (TARGET_ASM_SELECT_SECTION): Likewise.
914 (TARGET_ASM_UNIQUE_SECTION): Likewise.
915 (TARGET_ASM_UNALIGNED_SI_OP): Likewise.
916 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
917 (ea_symbol_ref): New function.
918 (spu_legitimate_constant_p): Handle __ea qualified addresses.
919 (spu_addr_space_legitimate_address_p): New function.
920 (spu_addr_space_legitimize_address): Likewise.
921 (cache_fetch): New global.
922 (cache_fetch_dirty): Likewise.
923 (ea_alias_set): Likewise.
924 (ea_load_store): New function.
925 (ea_load_store_inline): Likewise.
926 (expand_ea_mem): Likewise.
927 (spu_expand_mov): Handle __ea qualified memory references.
928 (spu_addr_space_pointer_mode): New function.
929 (spu_addr_space_address_mode): Likewise.
930 (spu_addr_space_subset_p): Likewise.
931 (spu_addr_space_convert): Likewise.
932 (spu_section_type_flags): Handle "._ea" section.
933 (spu_select_section): New function.
934 (spu_unique_section): Likewise.
935 * config/spu/spu-c.c (spu_cpu_cpp_builtins): Support __EA32__
936 and __EA64__ predefined macros.
937 * config/spu/spu-elf.h (LIB_SPEC): Handle -mcache-size= and
938 -matomic-updates switches.
940 * config/spu/t-spu-elf (MULTILIB_OPTIONS): Define.
941 (EXTRA_MULTILIB_PARTS): Add libgcc_cachemgr.a,
942 libgcc_cachemgr_nonatomic.a, libgcc_cache8k.a, libgcc_cache16k.a,
943 libgcc_cache32k.a, libgcc_cache64k.a, libgcc_cache128k.a.
944 ($(T)cachemgr.o, $(T)cachemgr_nonatomic.o): New target.
945 ($(T)cache8k.o, $(T)cache16k.o, $(T)cache32k.o, $(T)cache64k.o,
946 $(T)cache128k.o): Likewise.
947 ($(T)libgcc_%.a): Likewise.
949 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_ADDRESS_SPACE_CONVERSION.
950 * config/spu/spu.opt (-mea32/-mea64): Add switches.
951 (-maddress-space-conversion): Likewise.
952 (-mcache-size=): Likewise.
953 (-matomic-updates): Likewise.
954 * doc/invoke.texi (-mea32/-mea64): Document.
955 (-maddress-space-conversion): Likewise.
956 (-mcache-size=): Likewise.
957 (-matomic-updates): Likewise.
959 2009-10-26 Ben Elliston <bje@au.ibm.com>
960 Michael Meissner <meissner@linux.vnet.ibm.com>
961 Ulrich Weigand <uweigand@de.ibm.com>
963 * doc/tm.texi (TARGET_ADDR_SPACE_KEYWORDS): Document.
965 * c-common.c (c_common_reswords): If TARGET_ADDR_SPACE_KEYWORDS is
966 defined, add the named address space keywords.
967 (c_addr_space_name): New function.
968 (complete_array_type): Preserve named address space.
969 (handle_mode_attribute): Use targetm.addr_space.valid_pointer_mode
970 instead of targetm.valid_pointer_mode.
972 * c-common.h (enum rid): Add RID_ADDR_SPACE_0 .. RID_ADDR_SPACE_15,
973 RID_FIRST_ADDR_SPACE and RID_LAST_ADDR_SPACE.
974 (ADDR_SPACE_KEYWORD): New macro.
975 (c_addr_space_name): Add prototype.
977 * c-tree.h (struct c_declspecs): Add address_space member.
978 (declspecs_add_addrspace): Add prototype.
980 * c-pretty-print.c (pp_c_type_qualifier_list): Handle address spaces.
982 * c-parser.c (c_parse_init): Add assertion.
983 (typedef enum c_id_kind): Add C_ID_ADDRSPACE.
984 (c_lex_one_token): Handle address space keywords.
985 (c_token_starts_typename): Likewise.
986 (c_token_starts_declspecs): Likewise.
987 (c_parser_declspecs): Likewise.
988 (c_parser_postfix_expression_after_paren_type): Diagnose compound
989 literal within function qualified with named address space.
991 * c-decl.c (diagnose_mismatched_decls): Diagnose conflicting named
992 address space qualifiers.
993 (shadow_tag_warned): Warn about useless address space qualifiers.
994 (quals_from_declspecs): Handle address space qualifiers.
995 (grokdeclarator): Likewise.
996 (build_null_declspecs): Likewise.
997 (declspecs_add_addrspace): New function.
999 * c-typeck.c (addr_space_superset): New function.
1000 (qualify_type): Handle named address spaces.
1001 (composite_type): Likewise.
1002 (common_pointer_type): Likewise.
1003 (comp_target_types): Likewise.
1004 (build_conditional_expr): Likewise.
1005 (handle_warn_cast_qual): Likewise.
1006 (build_c_cast): Likewise.
1007 (convert_for_assignment): Likewise.
1008 (build_binary_op): Likewise.
1009 (pointer_diff): Handle named address spaces. Use intermediate
1010 integer type of sufficient size if required.
1012 2009-10-26 Ben Elliston <bje@au.ibm.com>
1013 Michael Meissner <meissner@linux.vnet.ibm.com>
1014 Ulrich Weigand <uweigand@de.ibm.com>
1016 * doc/tm.texi (TARGET_ADDR_SPACE_POINTER_MODE): Document.
1017 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1018 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1020 * target.h (struct target_def): Add pointer_mode, address_mode,
1021 and valid_pointer_mode to addr_space substructure.
1022 * target-def.h (TARGET_ADDR_SPACE_POINTER_MODE): Define.
1023 (TARGET_ADDR_SPACE_ADDRESS_MODE): Likewise.
1024 (TARGET_ADDR_SPACE_VALID_POINTER_MODE): Likewise.
1025 (TARGET_ADDR_SPACE_HOOKS): Add them.
1026 * targhooks.c (target_default_pointer_address_modes_p): New function.
1027 * target.h (target_default_pointer_address_modes_p): Add prototype.
1028 * targhooks.c (default_addr_space_pointer_mode): New function.
1029 (default_addr_space_address_mode): Likewise.
1030 (default_addr_space_valid_pointer_mode): Likewise.
1031 * targhooks.h (default_addr_space_pointer_mode): Add prototype.
1032 (default_addr_space_address_mode): Likewise.
1033 (default_addr_space_valid_pointer_mode): Likewise.
1034 * output.h (default_valid_pointer_mode): Move to ...
1035 * targhooks.h (default_valid_pointer_mode): ... here.
1036 * varasm.c (default_valid_pointer_mode): Move to ...
1037 * targhooks.c (default_valid_pointer_mode): ... here.
1039 * varasm.c (output_constant): Use targetm.addr_space.valid_pointer_mode
1040 instead of targetm.valid_pointer_mode.
1042 * fold-const.c (fit_double_type): Use int_or_pointer_precision.
1043 * tree.c (integer_pow2p): Likewise.
1044 (tree_log2): Likewise.
1045 (tree_floor_log2): Likewise.
1046 (signed_or_unsigned_type_for): Support pointer type of different size.
1047 (int_or_pointer_precision): New function.
1048 * tree.h (int_or_pointer_precision): Add prototype.
1049 * stor-layout.c (layout_type): Set TYPE_PRECISION for offset types.
1050 * varasm.c (initializer_constant_valid_p): Use TYPE_PRECISION of
1051 incoming pointer type instead of POINTER_SIZE.
1053 * tree.c (build_pointer_type): Use appropriate pointer mode
1054 instead of ptr_mode.
1055 (build_reference_type): Likewise.
1056 * expr.c (store_expr): Likewise.
1057 (expand_expr_addr_expr): Likewise.
1058 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Likewise.
1059 * cfgexpand.c (expand_debug_expr): Likewise.
1061 * auto-inc-dec.c: Include "target.h".
1062 (try_merge): Use appropriate address mode instead of Pmode.
1063 (find_inc): Likewise.
1064 * combine.c (find_split_point): Likewise.
1065 * cselib.c (cselib_record_sets): Likewise.
1066 * dse.c (replace_inc_dec): Likewise.
1067 (canon_address): Likewise.
1068 * var-tracking.c (replace_expr_with_values): Likewise.
1069 (count_uses): Likewise.
1070 (add_uses): Likewise.
1071 (add_stores): Likewise.
1072 * emit-rtl.c: Include "target.h".
1073 (adjust_address_1): Use appropriate address mode instead of Pmode.
1074 (offset_address): Likewise.
1075 * explow.c (break_out_memory_refs): Likewise.
1076 (memory_address_addr_space): Likewise.
1077 (promote_mode): Likewise.
1078 * expr.c (move_by_pieces): Likewise.
1079 (emit_block_move_via_loop): Likewise.
1080 (store_by_pieces): Likewise.
1081 (store_by_pieces_1): Likewise.
1082 (expand_assignment): Likewise.
1083 (store_constructor): Likewise.
1084 (expand_expr_addr_expr): Likewise.
1085 (expand_expr_real_1): Likewise.
1086 * cfgexpand.c (expand_debug_expr): Likewise.
1087 * ifcvt.c (noce_try_cmove_arith): Likewise.
1088 * regcprop.c (kill_autoinc_value): Likewise.
1089 * regmove.c (try_auto_increment): Likewise.
1090 * reload.c (find_reloads): Likewise.
1091 (find_reloads_address): Likewise.
1092 (find_reloads_address_1): Likewise.
1093 * sched-deps.c: Include "target.h".
1094 (sched_analyze_1): Use appropriate address mode instead of Pmode.
1095 (sched_analyze_2): Likewise.
1096 * sel-sched-dump.c: Include "target.h".
1097 (debug_mem_addr_value): Use appropriate address mode instead of Pmode.
1098 * stor-layout.c (layout_type): Likewise.
1099 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1100 (multiplier_allowed_in_address_p): Likewise.
1101 (get_address_cost): Likewise.
1102 * varasm.c (make_decl_rtl): Likewise.
1104 * expr.c (expand_assignment): Always convert offsets to appropriate
1106 (store_expr): Likewise.
1107 (store_constructor): Likewise.
1108 (expand_expr_real_1): Likewise.
1110 * reload.h (form_sum): Add MODE argument.
1111 * reload.c (form_sum): Add MODE argument, use it instead of Pmode.
1112 Update recursive calls.
1113 (subst_indexed_address): Update calls to form_sum.
1115 * tree-flow.h (addr_for_mem_ref): Add ADDRSPACE argument.
1116 * tree-ssa-address.c: Include "target.h".
1117 (templates): Replace by ...
1118 (mem_addr_template_list): ... this new vector.
1119 (TEMPL_IDX): Handle address space numbers.
1120 (gen_addr_rtx): Add address mode argument, use it instead of Pmode.
1121 (addr_for_mem_ref): Add ADDRSPACE argument. Use per-address-space
1122 instead of global cache. Update call to gen_addr_rtx.
1123 (valid_mem_ref_p): Update call to addr_for_mem_ref.
1124 * expr.c (expand_expr_real_1): Update call to addr_for_mem_ref.
1126 * rtl.h (convert_memory_address_addr_space): Add prototype.
1127 (convert_memory_address): Define as macro.
1128 * explow.c (convert_memory_address): Rename to ...
1129 (convert_memory_address_addr_space): ... this. Add ADDRSPACE argument.
1130 Use appropriate pointer and address modes instead of ptr_mode / Pmode.
1131 Update recursive calls.
1132 (memory_address_addr_space): Call convert_memory_address_addr_space.
1133 * expmed.c (make_tree): Likewise.
1134 * expr.c (expand_assignment): Likewise.
1135 (expand_expr_addr_expr_1): Likewise. Also, add ADDRSPACE argument.
1136 (expand_expr_addr_expr): Likewise. Also, update call.
1138 * alias.c (find_base_value): Guard pointer size optimizations.
1139 (find_base_term): Likewise.
1140 * rtlanal.c (nonzero_bits1): Likewise.
1141 (num_sign_bit_copies1): Likewise.
1142 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
1144 * Makefile.in (tree-ssa-address.o): Add $(TARGET_H) dependency.
1145 (emit-rtl.o): Likewise.
1146 (auto-inc-dec.o): Likewise.
1147 (sched-deps.o): Likewise.
1149 2009-10-26 Ben Elliston <bje@au.ibm.com>
1150 Michael Meissner <meissner@linux.vnet.ibm.com>
1151 Ulrich Weigand <uweigand@de.ibm.com>
1153 * doc/extend.texi (Named Address Spaces): New section.
1154 * coretypes.h (addr_space_t): New type.
1155 (ADDR_SPACE_GENERIC): New define.
1156 (ADDR_SPACE_GENERIC_P): New macro.
1158 * doc/tm.texi (Named Address Spaces): New section.
1159 (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Document.
1160 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Document.
1161 (TARGET_ADDR_SPACE_SUBSET_P): Document.
1162 (TARGET_ADDR_SPACE_CONVERT): Document.
1163 * target.h (struct gcc_target): Add addr_space substructure.
1164 * target-def.h (TARGET_ADDR_SPACE_LEGITIMATE_ADDRESS_P): Define.
1165 (TARGET_ADDR_SPACE_LEGITIMIZE_ADDRESS): Likewise.
1166 (TARGET_ADDR_SPACE_SUBSET_P): Likewise.
1167 (TARGET_ADDR_SPACE_CONVERT): Likewise.
1168 (TARGET_ADDR_SPACE_HOOKS): Likewise.
1169 (TARGET_INITIALIZER): Initialize addr_space hooks.
1170 * targhooks.c (default_addr_space_legitimate_address_p): New function.
1171 (default_addr_space_legitimize_address): Likewise.
1172 (default_addr_space_subset_p): Likewise.
1173 (default_addr_space_convert): Likewise.
1174 * targhooks.h (default_addr_space_legitimate_address_p): Add prototype.
1175 (default_addr_space_legitimize_address): Likewise.
1176 (default_addr_space_subset_p): Likewise.
1177 (default_addr_space_convert): Likewise.
1179 * doc/rtl.texi (MEM_ADDR_SPACE): Document.
1180 * rtl.h (mem_attrs): Add ADDRSPACE memory attribute.
1181 (MEM_ADDR_SPACE): New macro.
1182 * emit-rtl.c (get_mem_attrs): Add ADDRSPACE argument and set
1183 address space memory attribute.
1184 (mem_attrs_htab_hash): Handle address space memory attribute.
1185 (mem_attrs_htab_eq): Likewise.
1186 (set_mem_attributes_minus_bitpos): Likewise.
1187 (set_mem_alias_set): Likewise.
1188 (set_mem_align): Likewise.
1189 (set_mem_expr): Likewise.
1190 (set_mem_offset): Likewise.
1191 (set_mem_size): Likewise.
1192 (adjust_address_1): Likewise.
1193 (offset_address): Likewise.
1194 (widen_memoy_address): Likewise.
1195 (get_spill_slot_decl): Likewise.
1196 (set_mem_attrs_for_spill): Likewise.
1197 (set_mem_addr_space): New function.
1198 * emit-rtl.h (set_mem_addr_space): Add prototype.
1199 * print-rtl.c (print_rtx): Print address space memory attribute.
1200 * expr.c (expand_assignment): Set address space memory attribute
1201 of generated MEM RTXes as appropriate.
1202 (expand_expr_real_1): Likewise.
1203 * cfgexpand.c (expand_debug_expr): Likewise.
1204 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
1206 * tree.h (struct tree_base): Add address_space bitfield. Reduce
1207 size of "spare" bitfield.
1208 (TYPE_ADDR_SPACE): New macro.
1209 (ENCODE_QUAL_ADDR_SPACE): Likewise.
1210 (DECODE_QUAL_ADDR_SPACE): Likewise.
1211 (CLEAR_QUAL_ADDR_SPACE): Likewise.
1212 (KEEP_QUAL_ADDR_SPACE): Likewise.
1213 (TYPE_QUALS): Encode type address space.
1214 (TYPE_QUALS_NO_ADDR_SPACE): New macro.
1215 * tree.c (set_type_quals): Set type address space.
1216 (build_array_type): Inherit array address space from element type.
1217 * print-tree.c (print_node_brief): Print type address space.
1218 (print_node): Likewise.
1219 * tree-pretty-print.c (dump_generic_node): Likewise.
1221 * explow.c (memory_address): Rename to ...
1222 (memory_address_addr_space): ... this. Add ADDRSPACE argument.
1223 Use address-space aware variants of memory address routines.
1224 * recog.c (memory_address_p): Rename to ...
1225 (memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1226 Use address-space aware variants of memory address routines.
1227 (offsettable_address_p): Rename to ...
1228 (offsettable_address_addr_space_p): ... this. Add ADDRSPACE argument.
1229 Use address-space aware variants of memory address routines.
1230 * reload.c (strict_memory_address_p): Rename to ...
1231 (strict_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1232 Use address-space aware variants of memory address routines.
1233 (maybe_memory_address_p): Rename to ...
1234 (maybe_memory_address_addr_space_p): ... this. Add ADDSPACE argument.
1235 Use address-space aware variants of memory address routines.
1236 * expr.h (memory_address_addr_space): Add prototype.
1237 (memory_address): Define as macro.
1238 * recog.h (memory_address_addr_space_p): Add prototype.
1239 (memory_address_p): Define as macro.
1240 (offsettable_address_addr_space_p): Add prototype.
1241 (offsettable_address_p): Define as macro.
1242 (strict_memory_address_addr_space_p): Add prototype.
1243 (strict_memory_address_p): Define as macro.
1245 * combine.c (find_split_point): Use address-space aware variants
1246 of memory address routines.
1247 * emit-rtl.c (operand_subword): Likewise.
1248 (change_address_1): Likewise.
1249 (adjust_address_1): Likewise.
1250 (offset_address): Likewise.
1251 * expr.c (emit_move_insn): Likewise.
1252 (expand_assignment): Likewise.
1253 (expand_expr_real_1): Likewise.
1254 * recog.c (verify_changes): Likewise.
1255 (general_operand): Likewise.
1256 (offsettable_memref_p): Likewise.
1257 (offsettable_nonstrict_memref_p): Likewise.
1258 (constrain_operands): Likewise.
1259 * reload.c (get_secondary_mem): Likewise.
1260 (find_reloads_toplev): Likewise.
1261 (find_reloads_address): Likewise.
1262 (find_reloads_subreg_address): Likewise.
1263 * reload1.c (reload): Likewise.
1264 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
1265 * rtl.h (address_cost): Add ADDRSPACE argument.
1266 * rtlanal.c (address_cost): Add ADDRSPACE argument. Use address-space
1267 aware variant of memory address routines.
1268 * loop-invariant.c (create_new_invariant): Update address_cost call.
1269 * tree-ssa-loop-ivopts.c (computation_cost): Likewise.
1270 * fwprop.c (should_replace_address): Add ADDRSPACE argument.
1271 Use address-space aware variant of memory address routines.
1272 (propagate_rtx_1): Update call to should_replace_address.
1273 * tree-flow.h (multiplier_allowed_in_address_p): Add ADDRSPACE
1275 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Add
1276 ADDRSPACE argument. Use per-address-space instead of global cache.
1277 Use address-space aware variant of memory address routines.
1278 (get_address_cost): Likewise.
1279 (get_computation_cost_at): Update calls.
1280 * tree-ssa-address.c (valid_mem_ref_p): Add ADDRSPACE argument.
1281 Use address-space aware variant of memory address routines.
1282 (create_mem_ref_raw): Update call to valid_mem_ref_p.
1283 (most_expensive_mult_to_index): Update call to
1284 multiplier_allowed_in_address_p.
1286 * dwarf2out.c (modified_type_die): Output DW_AT_address_class
1287 attribute to indicate named address spaces.
1289 * varasm.c (get_variable_section): DECLs in named address spaces
1292 * reload.c (find_reloads_address): Do not use LEGITIMIZE_RELOAD_ADDRESS
1293 for addresses in a non-generic address space.
1295 * expr.c (emit_block_move_hints): Do not use libcalls for
1296 memory in non-generic address spaces.
1297 (clear_storage_hints): Likewise.
1298 (expand_assignment): Likewise.
1300 * fold-const.c (operand_equal_p): Expressions refering to different
1301 address spaces are not equivalent.
1303 * rtl.c (rtx_equal_p_cb): MEMs refering to different address
1304 spaces are not equivalent.
1305 (rtx_equal_p): Likewise.
1306 * cse.c (exp_equiv_p): Likewise.
1307 * jump.c (rtx_renumbered_equal_p): Likewise.
1308 * reload.c (operands_match_p): Likewise.
1310 * alias.c (nonoverlapping_memrefs_p): MEMs refering to different
1311 address spaces may alias.
1312 (true_dependence): Likewise.
1313 (canon_true_dependence): Likewise.
1314 (write_dependence_p): Likewise.
1316 * dse.c (canon_address): Handle named address spaces.
1317 * ifcvt.c (noce_try_cmove_arith): Likewise.
1319 * tree.def (ADDR_SPACE_CONVERT_EXPR): New tree code.
1320 * expr.c (expand_expr_real_2): Expand ADDR_SPACE_CONVERT_EXPR.
1321 * convert.c (convert_to_pointer): Generate ADDR_SPACE_CONVERT_EXPR
1322 to handle conversions between different address spaces.
1323 * fold-const.c (fold_convert_loc): Likewise.
1324 (fold_unary_loc): Handle ADDR_SPACE_CONVERT_EXPR.
1325 * tree-pretty-print.c (dump_generic_node): Likewise.
1326 * gimple-pretty-print.c (dump_unary_rhs): Likewise.
1327 * tree-cfg.c (verify_gimple_assign_unary): Likewise.
1328 * tree-inline.c (estimate_operator_cost): Likewise.
1329 * tree-ssa.c (useless_type_conversion_p): Conversions between pointers
1330 to different address spaces are not useless.
1332 2009-10-26 Jakub Jelinek <jakub@redhat.com>
1335 * cfgcleanup.c (trivially_empty_bb_p): New function.
1336 (try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
1339 * dwarf2out.c (add_pubname, add_pubtype, generic_parameter_die,
1340 add_name_and_src_coords_attributes, gen_namespace_die,
1341 dwarf2out_set_name): Handle dwarf2_name returning NULL.
1343 2009-10-26 Nick Clifton <nickc@redhat.com>
1345 * config.gcc: Add support for RX target.
1346 * config/rx: New directory.
1347 * config/rx/constraints.md: New file.
1348 * config/rx/predicates.md: New file.
1349 * config/rx/rx.c: New file.
1350 * config/rx/rx.h: New file.
1351 * config/rx/rx.md: New file.
1352 * config/rx/rx.opt: New file.
1353 * config/rx/rx-protos.h: New file.
1354 * config/rx/t-rx: New file.
1355 * doc/extend.texi: Document RX function attributes.
1356 * doc/invoke.texi: Document RX specific command line options.
1357 * doc/contrib.texi: Document RX contribution.
1358 * doc/md.texi: Document RX constraints.
1359 * doc/install.texi: Document RX support.
1361 2009-10-26 Michael Matz <matz@suse.de>
1363 PR tree-optimization/41783
1364 * tree-ssa-alias.c (get_continuation_for_phi): Export, add a special
1365 case for simple diamonds.
1366 * tree-ssa-alias.h (get_continuation_for_phi): Declare.
1367 * tree-ssa-pre.c (translate_vuse_through_block): Add same_valid
1368 argument, use alias oracle to skip some vdefs.
1369 (phi_translate_1): Change call to above, don't allocate new
1370 value ids if they can stay the same.
1371 (compute_avail): Allow vuse walking when looking up references.
1373 2009-10-26 Richard Guenther <rguenther@suse.de>
1375 PR tree-optimization/41826
1376 * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
1377 access to re-allocated vector fields.
1379 2009-10-26 Richard Guenther <rguenther@suse.de>
1381 * graphite-sese-to-poly.c (check_poly_representation): Fix
1382 compile without checking.
1384 2009-10-26 Janus Weil <janus@gcc.gnu.org>
1387 * gimple.h (tree_annotate_all_with_location): Remove prototype.
1388 * gimplify.c (tree_should_carry_location_p,
1389 tree_annotate_one_with_location,tree_annotate_all_with_location):
1390 Remove obsolete functions.
1392 2009-10-25 Kaz Kojima <kkojima@gcc.gnu.org>
1395 * config/sh/sh.md (stuff_delay_slot): Don't set T_REG in pattern.
1397 2009-10-25 Richard Guenther <rguenther@suse.de>
1399 * lto-streamer-in.c (unpack_ts_decl_common_value_fields):
1400 Stream DECL_RESTRICTED_P.
1401 * lto-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1403 2009-10-25 Richard Sandiford <rdsandiford@googlemail.com>
1405 * config/mips/mips.c (mips_restore_gp_from_cprestore_slot): Emit
1406 a note when expanding to nothing.
1408 2009-10-25 Richard Guenther <rguenther@suse.de>
1411 * tree.c (find_decls_types_r): Deal with Java overloading
1412 BINFO_VIRTUALS for its own purpose.
1414 2009-10-24 Adam Nemet <anemet@caviumnetworks.com>
1416 * config/mips/predicates.md (hilo_operand): New predicate.
1417 * config/mips/mips.md (<u>mulsidi3_64bit): Change it to a
1418 define_insn. Correct !ISA_HAS_EXT_INS length from 24 to 28. Move
1419 splitter part from here ...:
1420 (<u>mulsidi3_64bit splitter for !ISA_HAS_EXT_INS): ... to here. Swap
1421 op0 and op4 to match the DINS case.
1422 (<u>mulsidi3_64bit splitter for ISA_HAS_EXT_INS): New splitter.
1424 2009-10-24 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1427 * avr.md (QIDI): Add new mode iterator.
1428 (sbrx_branch<mode>): Create new zero extract bit, test and jump
1429 patterns for all QI thru DI modes combinations.
1430 (sbrx_and_branch<mode>): Create new and based bit test and jump
1431 patterns for QI thru SI modes.
1432 avr.c (avr_out_sbxx_branch): Use only bit number.
1434 2009-10-24 Jan Hubicka <jh@suse.cz>
1436 * ipa-reference.c (check_call): Noreturn notrhow calls do not write
1438 (analyze_function): When analyzing noreturn nothrow call, do not
1439 compute written stats; free bitmaps of vars early if possible.
1440 (generate_summary): Only update bitmaps if computed.
1441 (propagate): Only dump bitmaps if computed.
1442 (ipa_reference_read_summary): Fix pasto.
1444 2009-10-24 Eric Botcazou <ebotcazou@adacore.com>
1446 * tree-ssa-alias.c (nonaliasing_component_refs_p): Rename into...
1447 (aliasing_component_refs_p): ...this. Return true if there is no
1448 common base and the base access types have the same alias set.
1449 (indirect_ref_may_alias_decl_p): Adjust for above renaming.
1450 (indirect_refs_may_alias_p): Likewise.
1452 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1455 * c-typeck.c (c_finish_stmt_expr): Do not wrap error_mark_node in
1456 a C_MAYBE_CONST_EXPR.
1458 2009-10-23 Michael Meissner <meissner@linux.vnet.ibm.com>
1461 * config/rs6000/rs6000.c (struct machine_function): Add
1462 vsx_or_altivec_used_p to record if vector types are used.
1463 (rs6000_expand_to_rtl_hook): Rename from
1464 rs6000_alloc_sdmode_stack_slot. If VSX, check to see if there are
1465 any vector operations, so if there are, we can set VRSAVE to
1466 non-zero when only floating point vector registers are used.
1467 (TARGET_EXPAND_TO_RTL_HOOK): Use rs6000_expand_to_rtl_hook.
1468 (rs6000_check_vector_mode): Inner function to check if vector
1469 types are used in the code.
1470 (compute_vrsave_mask): If VSX, make sure VRSAVE is non-zero if
1471 vector instructions are used.
1473 * config/rs6000/rs6000.h (HARD_REGNO_CALL_PART_CLOBBERED):
1474 Indicate that VSX registers which overlap floating point
1475 registers, can't be used across a call, since the ABI only states
1476 the scalar part of the register will be saved and restored.
1478 2009-10-23 Joseph Myers <joseph@codesourcery.com>
1481 * alias.c (get_alias_set): Call langhook before returning 0 for
1482 types with structural equality.
1483 * c-common.c (c_common_get_alias_set): Use alias set of element
1484 type for arrays with structural comparison.
1486 2009-10-23 Richard Guenther <rguenther@suse.de>
1489 * cfgexpand.c (expand_call_stmt): Use gimple_has_side_effects and
1490 gimple_call_nothrow_p.
1492 2009-10-23 Richard Guenther <rguenther@suse.de>
1494 PR tree-optimization/41778
1495 * tree-ssa-pre.c (do_regular_insertion): Only insert if a
1496 redundancy along a path in the CFG we want to optimize for speed
1497 is going to be removed.
1498 (execute_pre): Do partial-PRE only if the function is to be
1499 optimized for speed.
1500 (gate_pre): Do not turn off all of PRE when not optimizing a
1503 2009-10-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1505 * builtins.c (fold_builtin_cabs): Use validate_arg().
1506 (fold_builtin_cexp): Fix if-logic.
1507 (fold_builtin_1): Check subtype for BUILT_IN_CIMAG.
1509 2009-10-22 Jeff Law <law@redhat.com>
1511 * ira-lives.c (process_single_reg_class_operands): Update the
1512 hard reg costs for all the hard registers desired by the
1513 single reg class operand.
1515 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1517 * simplify-rtx.c (simplify_replace_fn_rtx): Add a fallback case
1518 for rtxes that aren't handled specially.
1520 2009-10-22 Richard Sandiford <rdsandiford@googlemail.com>
1522 * rtl.h (shallow_copy_rtvec): Declare.
1523 * rtl.c (shallow_copy_rtvec): New function.
1524 * cselib.c (cselib_subst_to_values): Use it. Only modify an
1525 rtx field if the subrtx has changed.
1527 2009-10-22 Anatoly Sokolov <aesok@post.ru>
1529 * config/m32c/m32c.c (m32c_function_value_regno_p): New function.
1530 (m32c_function_value): Make static, add new 'outgoing' argument.
1531 (m32c_libcall_value): Make static, add new 'fun' argument.
1532 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1533 * config/m32c/m32c.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1534 (FUNCTION_VALUE_REGNO_P): Redefine, use m32c_function_value_regno_p.
1535 * config/m32c/m32c-protos.h (m32c_function_value_regno_p): Declare.
1536 (m32c_function_value, m32c_libcall_value): Delete declaration.
1538 2009-10-22 Diego Novillo <dnovillo@google.com>
1540 * Makefile.in (PLUGIN_HEADERS): Add output.h and IPA_UTILS_H.
1542 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1544 * tree-cfg.c (gimple_duplicate_sese_tail): Fix typos/indentation/white
1547 2009-10-22 Richard Guenther <rguenther@suse.de>
1549 * lto-streamer.h (lto_symtab_merge_cgraph_nodes): Declare.
1550 * lto-symtab.c (struct lto_symtab_entry_def): Add node member.
1551 (lto_symtab_merge): Do not merge cgraph nodes here.
1552 (lto_symtab_resolve_can_prevail_p): Simplify.
1553 (lto_symtab_resolve_symbols): Store cgraph node.
1554 (lto_symtab_merge_decls_1): Simplify. Do not drop non-prevailing
1555 functions from the symtab.
1556 (lto_symtab_merge_cgraph_nodes_1): New function.
1557 (lto_symtab_merge_cgraph_nodes): Likewise.
1559 2009-10-22 Richard Guenther <rguenther@suse.de>
1562 * lto-streamer-out.c (lto_output_location): Stream the
1564 * lto-streamer-in.c (lto_input_location): Likewise.
1566 2009-10-22 Razya Ladelsky <razya@il.ibm.com>
1568 * cfgloopmanip.c (duplicate_subloops): Export.
1569 * tree-parloops.c (loop_parallel_p): Dump if loop is innermost.
1570 (transform_to_exit_first_loop): Duplicate bbs starting from
1571 header up to loop->latch instead of exit->src.
1572 Initialize control variable to the correct number of iterations.
1573 (gather_scalar_reductions): Do not register double reductions.
1574 (parallelize_loops): Dump which loop is tested.
1575 Indicate whether the parallelized loop is inner or not.
1576 Remove the innermost-loop requirement.
1577 * cfgloop.h (duplicate_subloops): Export.
1578 * tree-cfg.c (add_phi_args_after_redirect): New function.
1579 (gimple_duplicate_sese_tail): Remove the no-subloops constraint.
1580 Call duplicate_subloops.
1581 Update number of iterations at the exit condition.
1582 Don't redirect nexits always to the loop exit.
1583 Redirect copied edges from latch to the loop exit.
1585 2009-10-22 Jan Hubicka <jh@suse.cz>
1587 * ipa-cp.c (ipcp_read_summary): Remove now invalid FIXME and
1589 * ipa-inline.c (cgraph_mark_inline_edge,
1590 cgraph_decide_inlining_of_small_function,
1591 cgraph_decide_inlining, inline_read_summary): Disable indirect
1592 inlining for WPA for time being.
1594 PR tree-optimize/40556
1595 * ipa-inline.c (cgraph_early_inlining): Fix iterations condition.
1597 2009-10-22 Richard Guenther <rguenther@suse.de>
1599 * lto-streamer.h (lto_symtab_clear_resolution): Remove.
1600 * lto-symtab.c (lto_symtab_clear_resolution): Likewise.
1602 2009-10-22 Jan Hubicka <jh@suse.cz>
1605 * ipa-reference.c (has_proper_scope_for_analysis): Add fixme about
1607 (check_call): Handle only indirect calls.
1608 (propagate_bits): Update comment.
1609 (write_node_summary_p): Turn bogus check to assert.
1610 (ipa_reference_write_summary): Stream calls_read_all properly.
1611 (ipa_reference_read_summary): Stream in calls_read_all properly.
1612 (read_write_all_from_decl): New function.
1613 (propagate): Handle OVERWRITABLE nodes and external calls here.
1614 * ipa-pre-const.c (check_call): In IPA mode handle indirect
1616 (analyze_function): Do not check visibility here.
1617 (add_new_function): We summary OVERWRITABLE too.
1618 (generate_summary): Stream OVERWRITABLE nodes too.
1619 (propagate): Handle external calls and OVERWRITABLE nodes here.
1620 (local_pure_const): Check visibility here.
1622 2009-10-22 Jan Hubicka <jh@suse.cz>
1624 * ipa-cp.c (ipcp_write_summary, ipcp_read_summary): New functions.
1625 (pass_ipa_cp): Register them.
1626 (ipcp_init_stage): Analyze all functions for whopr/lto.
1627 (ipcp_propagate_stage): Skip external calls.
1628 (ipcp_iterate_stage): Call ipa_update_after_lto_read if needed.
1629 * ipa-reference.c (write_node_summary_p): Fix thinko about
1631 * cgraphunit.c (ipa_passes): When in lto, ne er produce new summaries;
1632 when in ltrans, skip executing of ipa passes since everything
1633 should've been done.
1634 * ipa-inline.c (cgraph_decide_inlining): Remove FIXMEs.
1635 (inline_generate_summary): Likewise.
1636 (inline_read_summary): New function.
1637 (inline_write_summary): New function.
1638 (pass_ipa_inline): Register new hooks.
1639 * ipa-prop.c: Inlcude lto-streamer.h
1640 (ipa_edge_args_vector): Update declaration.
1641 (ipa_count_arguments, ipa_compute_jump_functions,
1642 ipa_free_edge_args_substructures): Move ipa_edge_args_vector into ggc.
1643 (ipa_write_jump_function, ipa_read_jump_function, ipa_write_node_info,
1644 ipa_read_node_info): New static functions.
1645 (ipa_prop_write_jump_functions, ipa_prop_read_jump_functions): Update.
1646 (duplicate_array): Use xmalloc.
1647 (duplicate_ggc_array): New.
1648 (ipa_edge_duplication_hook): Use it.
1649 (ipa_update_after_lto_read): New function.
1650 * ipa-prop.h (ipa_prop_write_jump_functions,
1651 ipa_prop_read_jump_functions): Declare.
1652 (ipa_pass_through_data, ipa_ancestor_jf_data, ipa_member_ptr_cst,
1653 jump_func_value, ipa_member_ptr_cst, ipa_edge_args): Add GTY markers.
1654 (ipa_edge_args_vector): Move into GGC.
1655 (ipa_check_create_edge_args): Update.
1656 (ipa_update_after_lto_read): New.
1657 * passes.c (ipa_write_summaries_1): When in wpa, do not write
1659 (ipa_read_summaries): When in ltrans, so not read summaries.
1660 * lto-streamer.c (lto_get_section_name): Add
1661 LTO_section_jump_functions.
1662 * lto-streamer.h (LTO_section_jump_functions): New section.
1663 (produce_asm): Declare.
1664 * lto-cgraph.c (output_cgraph): Output edges in reverse order.
1665 * lto-streamer-out.c (produce_asm): Export.
1666 * lto-streamer-in.c: Include tree-pass.h
1667 (input_function): Free dominance info when done.
1668 (lto_read_body): Push ipa_inline in ltrans stage.
1669 * gengtype.c (open_base_files): Add ipa-prop.h into includes.
1670 * Makefile.in (GTFILES): Add ipa-prop.h
1672 2009-10-22 Matthias Klose <doko@ubuntu.com>
1674 * doc/install.texi: Document --enable-browser-plugin.
1676 2009-10-21 Vladimir Makarov <vmakarov@redhat.com>
1678 * doc/invoke.texi (fira-loop-pressure): Update default value.
1679 * opts.c (decode_options): Remove default value setting for
1680 flag_ira_loop_pressure.
1681 * config/ia64/ia64.c (ia64_override_options): Set
1682 flag_ira_loop_pressure up for -O3.
1683 * config/rs6000/rs6000.c (rs6000_override_options): Ditto.
1685 2009-10-21 Sebastian Pop <sebastian.pop@amd.com>
1687 PR tree-optimization/41497
1688 * tree-scalar-evolution.c (analyze_evolution_in_loop): Return
1689 chrec_dont_know if the evolution function returned by follow_ssa_edge
1690 is constant in the analyzed loop and is not compatible with the
1691 initial value before the loop.
1692 * tree-chrec.h (no_evolution_in_loop_p): Call STRIP_NOPS.
1694 2009-10-21 Joseph Myers <joseph@codesourcery.com>
1696 * config/sh/sh.c (nonpic_symbol_mentioned_p): Allow UNSPEC_TPOFF.
1698 2009-10-21 Jakub Jelinek <jakub@redhat.com>
1701 * doc/invoke.texi: Document -print-multi-os-directory.
1703 2009-10-21 Jack Howarth <howarth@bromo.med.uc.edu>
1706 * gcc/config/darwin10.h: Use default_emit_unwind_label.
1707 * gcc/config/darwin.c: Disable -freorder-blocks-and-partition
1708 when darwin_emit_unwind_label is used.
1710 2009-10-21 Eric Botcazou <ebotcazou@adacore.com>
1712 * tree-vect-stmts.c (exist_non_indexing_operands_for_use_p): Tweak
1715 2009-10-20 Richard Henderson <rth@redhat.com>
1717 * tree-eh.c (lower_try_finally_copy): Do lower_eh_constructs_1
1718 before emit_post_landing_pad.
1720 2009-10-20 Adam Nemet <anemet@caviumnetworks.com>
1722 * config/mips/mips.c (mips_binary_cost): Add new argument speed.
1723 Use when calling rtx_costs.
1724 (mips_rtx_costs): Fix formatting. Use argument speed rather than the
1725 global optimize_size. Pass speed to mips_binary_cost.
1727 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1729 * config/rs6000/rs6000.c (def_builtin): Set TREE_READONLY instead
1732 2009-10-20 Richard Sandiford <rdsandiford@googlemail.com>
1734 * rtl.h (simplify_replace_fn_rtx): Declare.
1735 (wrap_constant, unwrap_constant): Delete.
1736 * cfgexpand.c (unwrap_constant, wrap_constant): Delete.
1737 (expand_debug_expr): Don't call wrap_constant.
1738 * combine.c (rtx_subst_pair): Only define for AUTO_INC_DEC.
1739 (auto_adjust_pair): Fold into...
1740 (propagate_for_debug_subst): ...here. Only define for AUTO_INC_DEC.
1741 Just return a new value.
1742 (propagate_for_debug): Use simplify_replace_fn_rtx for AUTO_INC_DEC,
1743 otherwise use simplify_replace_rtx.
1744 * cselib.c (wrap_constant): Reinstate old definition.
1745 (cselib_expand_value_rtx_1): Don't wrap constants.
1746 * gcse.c (try_replace_reg): Don't use copy_rtx in the call to
1747 simplify_replace_rtx.
1748 (bypass_block): Fix formatting in calls to simplify_replace_rtx.
1749 * reload1.c (reload): Skip all uses for an insn before adjusting it.
1750 Use simplify_replace_rtx.
1751 * simplify-rtx.c (simplify_replace_fn_rtx): New function,
1753 (simplify_replace_rtx): ...here. Turn into a wrapper for
1754 simplify_replace_fn_rtx.
1755 (simplify_unary_operation): Don't unwrap CONSTs.
1756 * var-tracking.c (check_wrap_constant): Delete.
1757 (vt_expand_loc_callback): Don't call it.
1758 (vt_expand_loc): Likewise.
1760 2009-10-20 Pascal Obry <obry@adacore.com>
1761 Eric Botcazou <ebotcazou@adacore.com>
1763 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
1765 2009-10-20 Michael Matz <matz@suse.de>
1767 * loop-invariant.c (create_new_invariant): Use different magic number.
1769 2009-10-20 Richard Earnshaw <rearnsha@arm.com>
1772 * arm.c (arm_override_options): Forcibly disable hot/cold block
1775 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1778 * haifa-sched.c (try_ready): Skip debug deps updating speculation
1781 2009-10-20 Richard Guenther <rguenther@suse.de>
1783 * ggc-page.c: Include cfgloop.h.
1784 (struct max_alignment): Drop long double, add void *.
1785 (extra_order_size_table): Add low non-power-of-two multiples
1786 of MAX_ALIGNMENT. Drop small type-based entries, add
1787 tree_type, cgraph_node and loop.
1788 * alloc-pool.c (struct allocation_object_def): Drop long double
1791 2009-10-20 Jakub Jelinek <jakub@redhat.com>
1794 * loop-invariant.c (calculate_loop_reg_pressure): Don't count regs
1795 referenced just in DEBUG_INSNs.
1797 2009-10-20 Richard Guenther <rguenther@suse.de>
1800 * gimple.c (gimple_register_type): Make sure we register
1801 the types main variant first.
1803 2009-10-20 Richard Guenther <rguenther@suse.de>
1805 * gimple.c (gimple_types_compatible_p): Simplify. Move
1806 cheap checks before hashtable queries. Add checks for
1807 TYPE_NONALIASED_COMPONENT and DECL_NONADDRESSABLE_P.
1809 2009-10-20 Eric Botcazou <ebotcazou@adacore.com>
1811 * tree-sra.c (build_ref_for_offset_1) <RECORD_TYPE>: Skip fields
1812 without size or with size that can't be represented as a host integer.
1814 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
1816 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
1817 the removal of a debug stmt as a significant change.
1819 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
1821 * config/s390/s390.md: Added agen condition to operand
1822 forwarding bypasses. Added bypass for early address generation
1823 use of int results. Updated comments.
1825 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
1827 * config/i386/i386.c: Remove signal.h #include.
1829 2009-10-20 Jie Zhang <jie.zhang@analog.com>
1831 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
1832 * doc/rtl.texi: Document ss_abs.
1834 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1836 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
1837 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
1838 instead of C_LEX_RAW_STRINGS.
1839 (lex_string): Handle CPP_UTF8STRING.
1840 * c-parser.c (c_parser_postfix_expression): Likewise.
1841 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
1842 (C_LEX_STRING_NO_JOIN): ... this.
1844 2009-10-19 Anatoly Sokolov <aesok@post.ru>
1846 * config/cris/cris.c (cris_function_value, cris_libcall_value,
1847 cris_function_value_regno_p): New functions.
1848 (cris_promote_function_mode): Update comment.
1849 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
1850 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
1851 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
1852 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
1854 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1856 * unwind-dw2.c (execute_stack_op): Fix operand order for
1857 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
1859 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
1861 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
1862 (lower_stmt) <GIMPLE_BIND>: Add comment.
1863 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
1865 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
1866 Otherwise lower it and set cannot_fallthru to true.
1867 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
1868 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
1869 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
1870 to true for a noreturn call. Do not remove statements.
1871 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
1872 Set cannot_fallthru to false on function exit.
1873 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
1874 <GIMPLE_ASSIGN>: Remove.
1876 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1878 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
1880 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1882 * config/s390/s390.c (s390_z10_optimize_cmp): Use
1883 next/prev_active_insn to skip DEBUG_INSNs as well.
1885 2009-10-19 Joseph Myers <joseph@codesourcery.com>
1887 * config/arm/arm.c (output_move_neon): Use DImode in call to
1890 2009-10-19 Matthias Klose <doko@ubuntu.com>
1893 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
1895 2009-10-19 Jakub Jelinek <jakub@redhat.com>
1897 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
1899 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
1902 * optabs.c (expand_binop): Make mode of shift count expression mode
1903 of shift count not target.
1906 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1908 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
1909 case. Force using values to replace references within the statement.
1910 (convert_local_reference_stmt): Likewise.
1912 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1914 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
1915 remove a subsequent GOTO or RETURN statement.
1917 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
1919 * config/avr.md (*movqi): Add zero as equally preferable constraint
1920 as general register.
1923 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
1925 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
1927 2009-10-17 Richard Guenther <rguenther@suse.de>
1929 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
1931 2009-10-17 Richard Guenther <rguenther@suse.de>
1933 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
1934 operands in COMPONENT_REFs.
1936 2009-10-17 Anatoly Sokolov <aesok@post.ru>
1938 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
1939 if not defined. Change type of second argument to const_rtx.
1940 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
1942 * targhooks.h (default_libcall_value): Update prototype.
1943 * target.h (struct gcc_target): Change type of second argument of
1944 libcall_value to const_rtx.
1945 * config/arm/arm.c (arm_libcall_value): Change type of second argument
1947 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
1948 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
1950 2009-10-17 Jakub Jelinek <jakub@redhat.com>
1953 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
1954 * cgraphunit.c (cgraph_optimize): Call it.
1955 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
1956 (dwarf2out_assembly_start): ... here. New hook.
1957 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
1958 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
1960 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
1961 * sdbout.c (sdb_debug_hooks): Likewise.
1962 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
1963 (vmsdbgout_assembly_start): New hook.
1965 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1967 * rtl.h (RTL_LOCATION): Fix typo.
1969 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1971 * print-rtl.c (print_rtx): Print locators in asm_operands
1974 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
1977 * sched-deps.c (depl_on_debug_p): New.
1978 (attach_dep_link): Reject debug deps before nondebug deps.
1979 (add_to_deps_list): Insert debug deps after nondebug deps.
1980 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
1982 (sd_add_dep): Do not reject debug deps.
1983 (add_insn_mem_dependence): Don't count debug deps.
1984 (remove_from_deps): Likewise.
1985 (sched_analyze_2): Set up mem deps on debug insns.
1986 (sched_analyze_insn): Record reg uses for deps on debug insns.
1987 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
1988 try_ready nondebug insn after debug insn.
1989 * ddg.c (create_ddg_dep_from_intra_loop_link,
1990 create_ddg_dep_no_link): Don't reject debug deps.
1992 2009-10-16 Richard Guenther <rguenther@suse.de>
1994 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
1995 (maybe_merge_incomplete_and_complete_type): Likewise.
1996 (lto_symtab_merge): Do not call them. Do not warn for
1997 complete vs. incomplete compatible types.
1998 (lto_symtab_merge_decls_2): Simplify.
1999 * gimple.c (gimple_force_type_merge): Remove.
2000 (gimple_types_compatible_p): Make it static.
2001 * gimple.h (gimple_force_type_merge): Remove.
2002 (gimple_types_compatible_p): Likewise.
2004 2009-10-16 Jakub Jelinek <jakub@redhat.com>
2006 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
2007 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
2009 2009-10-16 Richard Guenther <rguenther@suse.de>
2011 PR tree-optimization/41728
2012 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
2013 if fold_stmt did anything.
2015 2009-10-16 Richard Guenther <rguenther@suse.de>
2018 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
2019 (maybe_fixup_handled_component): New function.
2020 (input_gimple_stmt): Fixup mismatched decl replacements.
2022 2009-10-16 Richard Guenther <rguenther@suse.de>
2025 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
2026 the same as VAR_DECL.
2028 2009-10-16 Richard Guenther <rguenther@suse.de>
2030 * gimple.c (iterative_hash_gimple_type): For integer types
2031 also hash their minimum and maximum values and the string flag.
2032 For array types hash their domain and the string flag.
2034 2009-10-16 Richard Guenther <rguenther@suse.de>
2036 * gimple.c (gimple_types_compatible_p): Restrict completing
2037 types to record or unions. Simplify completion.
2038 Do not merge records or unions with different
2039 TYPE_STRUCTURAL_EQUALITY_P tag.
2040 (iterative_hash_gimple_type): Restrict non-recursing into
2041 pointer targets for records and unions.
2043 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2046 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
2047 * dwarf2out.c (mem_loc_descriptor): Don't handle
2048 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
2049 punt if it is not lowpart subreg or if inner mode isn't
2052 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2054 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
2055 investigating previous or next insns.
2057 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
2059 * tree-sra.c (build_ref_for_offset_1): Update comment.
2061 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
2063 * config/s390/s390.md (atype): Added missing values.
2065 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2068 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
2069 (casesi64p): Update pattern to reflect above.
2071 2009-10-15 Steve Ellcey <sje@cup.hp.com>
2073 PR rtl-optimization/41697
2074 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
2076 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
2079 * config/rs6000/predicates.md: Update copyright year.
2080 * config/rs6000/altivec.md: Ditto.
2082 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
2083 (MD_INCLUDES): Add a2.md.
2085 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
2086 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
2087 (builtin_classify): New static vector to classify various builtins
2088 to get the tree attributes correct.
2089 (def_builtin): Set the attributes of builtins based on what the
2090 builtin does (i.e. memory operation, floating point, saturation
2091 need special attributes, others are pure functions).
2093 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
2095 (enum rs6000_builtins): Include rs6000-builtin.def to define the
2096 builtins. Change the end marker to MAX_RS6000_BUILTINS from
2097 RS6000_BUILTIN_COUNT.
2098 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
2099 MAX_RS6000_BUILTINS.
2101 * config/rs6000/rs6000-builtin.def: New file that combines the
2102 builtin enumeration name and attributes.
2104 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
2106 * config/i386/linux.h (ASM_SPEC): Add --32.
2108 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2110 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
2111 and DW_TAG_template_alias.
2112 (dwarf_attr_name): Handle DW_AT_main_subprogram,
2113 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
2114 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
2115 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
2116 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
2117 and DW_AT_GNU_odr_signature.
2118 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
2119 DW_FORM_flag_present and DW_FORM_ref_sig8.
2120 (output_signature): Only print name on the first byte.
2121 (output_die): Likewise for dw_val_class_data8.
2123 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
2125 * doc/invoke.texi: Clarify that most optimizations are not enabled
2128 2009-10-15 Richard Guenther <rguenther@suse.de>
2131 * gimple.c (compare_type_names_p): Handle anonymous names
2132 differently based on new mode argument.
2133 (gimple_types_compatible_p): For structs also compare the tags.
2134 (iterative_hash_type_name): Rename to ...
2135 (iterative_hash_name): ... this. Hash all names.
2136 (iterative_hash_gimple_type): Fix hashing the struct tag of
2137 pointer targets. Hash field decl names.
2139 2009-10-15 Richard Guenther <rguenther@suse.de>
2142 * gimple.c (gimple_get_alias_set): Avoid recursing on
2143 invalid type topology.
2145 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2147 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
2149 2009-10-15 Richard Guenther <rguenther@suse.de>
2151 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
2153 2009-10-15 Jakub Jelinek <jakub@redhat.com>
2155 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
2156 add --with-tune{,-32,-64} configured default for -mtune if explicit
2159 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
2161 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
2163 2009-10-14 DJ Delorie <dj@redhat.com>
2165 * config/h8300/h8300.c (F): New.
2167 (h8300_emit_stack_adjustment): Call them.
2169 (h8300_push_pop): Likewise.
2170 (h8300_expand_prologue): Likewise.
2171 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
2172 (MUST_USE_SJLJ_EXCEPTIONS): Define.
2173 (INCOMING_RETURN_ADDR_RTX): Define.
2174 (INCOMING_FRAME_SP_OFFSET): Define.
2175 (DWARF_CIE_DATA_ALIGNMENT): Define.
2177 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2179 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
2180 fields in builtin structs.
2181 (finalize_record_size): Likewise.
2183 2009-10-14 Richard Guenther <rguenther@suse.de>
2185 * gimple.c (gtc_ob): New global.
2186 (struct type_pair_d): Replace pointers with type UIDs.
2187 (type_pair_hash): Adjust.
2188 (type_pair_eq): Likewise.
2189 (lookup_type_pair): Likewise. Allocate from an obstack.
2190 (gimple_force_type_merge): Adjust.
2191 (gimple_types_compatible_p): Likewise.
2192 (free_gimple_type_tables): Free the obstack.
2194 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2196 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
2197 stmts setting DEBUG_EXPR_DECLs.
2199 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
2200 Don't crash if mode1 is VOIDmode.
2202 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
2204 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
2205 * params.h (IRA_LOOP_RESERVED_REGS): New.
2206 * tree-pass.h (pass_subregs_of_mode_init,
2207 pass_subregs_of_mode_finish): Remove.
2208 * passes.c (pass_subregs_of_mode_init,
2209 pass_subregs_of_mode_finish): Remove.
2210 (pass_reginfo_init): Move before loop optimizations.
2211 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
2212 * common.opt (fira-loop-pressure): New.
2213 * toplev.h (flag_ira_loop_pressure): New.
2214 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
2215 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
2216 Make external and void type functions.
2217 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
2218 pass_subregs_of_mode_finish): Remove.
2219 * ira-costs.c (init_costs): Call init_subregs_of_mode.
2220 * regmove.c: Include ira.h.
2221 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
2222 register pressure calculation in loops.
2223 * loop-invariant.c: Include REGS_H and ira.h.
2224 (struct loop_data): New members max_reg_pressure, regs_ref, and
2226 (struct invariant): New member orig_regno.
2227 (curr_loop): New variable.
2228 (find_exits): Initialize regs_ref and regs_live.
2229 (create_new_invariant): Initialize orig_regno.
2230 (get_cover_class_and_nregs): New.
2231 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
2232 array. Add code for flag_ira_loop_pressure.
2233 (gain_for_invariant): Make new_regs an array. Add code for
2234 flag_ira_loop_pressure.
2235 (best_gain_for_invariant): Ditto.
2236 (set_move_mark): New parameter gain. Use it for debugging output.
2237 (find_invariants_to_move): Make regs_needed and new_regs an array.
2238 Add code for flag_ira_loop_pressure.
2239 (move_invariant_reg): Set up orig_regno.
2240 (move_invariants): Set up reg classes for pseudos for
2241 flag_ira_loop_pressure.
2242 (free_loop_data): Clear regs_ref and regs_live.
2243 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
2244 get_regno_cover_class, change_pressure, mark_regno_live,
2245 mark_regno_death, mark_reg_store, mark_reg_clobber,
2246 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
2247 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
2248 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
2249 register pressure calculation in loops if new regs were added.
2250 Call finish_subregs_of_mode.
2251 * opts.c (decode_options): Set up flag_ira_loop_pressure.
2252 * Makefile.in (loop-invariant.o): Add ira.h.
2254 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
2256 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
2258 2009-10-14 Richard Guenther <rguenther@suse.de>
2260 * lto-symtab.c (lto_symtab_compatible): Fold in ...
2261 (lto_symtab_merge): ... here. Rewrite both to take the
2262 prevailing and a to-be-merged entry and to queue diagnostics properly.
2263 (lto_symtab_resolve_replaceable_p): New predicate for
2265 (lto_symtab_resolve_can_prevail_p): Likewise.
2266 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
2267 handles merging commons by choosing the largest decl. Fold
2268 in code that gives ODR errors.
2269 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
2271 (lto_symtab_merge_decls_1): Re-structure. Deal with the
2272 case of no prevailing decl here. Diagnose mismatches
2273 in object types here. Drop all but the prevailing decls.
2274 (lto_symtab_prevailing_decl): Return the single prevailing decl.
2275 * lto-streamer-in.c (lto_input_tree_ref): Deal with
2276 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
2278 2009-10-14 Richard Guenther <rguenther@suse.de>
2281 * lto-streamer-in.c (input_bb): Replace debug stmts with
2282 nops instead of dropping them.
2284 2009-10-14 Nick Clifton <nickc@redhat.com>
2286 * gcc/doc/extended.texi: Replace the dash character with @minus{}
2287 in situations where it is being used as a minus symbol.
2288 * gcc/doc/tm.texi: Likewise.
2289 * gcc/doc/md.texi: Likewise.
2291 2009-10-14 Jakub Jelinek <jakub@redhat.com>
2293 PR preprocessor/41543
2294 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
2295 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
2296 * tree.c: Include intl.h.
2297 (expand_location): Handle BUILTINS_LOCATION.
2298 * Makefile.in (tree.o): Depend on intl.h.
2301 * dwarf2out.c (dwarf2out_var_location): Always clear
2302 last_postcall_label when changing last_label.
2304 2009-10-14 Pascal Obry <obry@adacore.com>
2306 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
2307 (process_command): Handle -E as done with -c and -S. Do not add
2308 the target executable suffix to the output file when -E is used.
2309 (main): Adjust error message accordingly.
2311 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
2317 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
2319 (tree_code_size): Likewise.
2321 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2323 * builtins.c (fold_builtin_1): Support complex "arc" functions.
2324 * real.h (HAVE_mpc_arc): Define.
2326 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
2328 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
2329 (struct builtin_description): Add fndecl field.
2330 (bdesc): Remove const qualifier. Update initializer.
2331 (sh_media_init_builtins): Remove const qualifier for d. Record
2332 the result of add_builtin_function to the fndecl field.
2333 (sh_builtin_decl): New.
2334 (sh_media_builtin_decl): New.
2336 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
2339 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
2340 requests between special registers.
2342 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
2344 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
2346 2009-10-13 Richard Henderson <rth@redhat.com>
2348 PR tree-optimization/41377
2349 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
2350 (cleanup_empty_eh_merge_phis): New change_region parameter;
2351 pass it on to redirect_eh_edge_1. Update callers.
2352 (cleanup_empty_eh_unsplit): Don't require an existing EH label
2353 at the destination block.
2355 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
2357 * passes.c (register_pass): Replaced gcc_unreachable by
2358 fatal_error on failure. Mentions plugins in comments & messages.
2360 2009-10-13 Jakub Jelinek <jakub@redhat.com>
2363 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
2364 * sched-vis.c (print_value): Use it.
2365 * cselib.c (cselib_hash_rtx): Likewise.
2366 * print-rtl.c (print_rtx): Likewise.
2367 * cfgexpand.c (expand_debug_rtx): Likewise.
2368 * var-tracking.c (vt_expand_loc_callback): Likewise.
2370 2009-10-13 Richard Guenther <rguenther@suse.de>
2373 * opts.c (handle_option): Split out code to handle setting
2374 the options flag var ...
2375 (set_option): ... here.
2376 * opts.h (set_option): Declare.
2377 * lto-opts.c (register_user_option_p): Include -fexceptions
2378 and all position independent code variants.
2379 (handle_common_option): Remove.
2380 (lto_reissue_options): Use set_option.
2382 2009-10-13 Martin Jambor <mjambor@suse.cz>
2384 PR tree-optimization/41661
2385 * ipa-prop.c (compute_complex_pass_through): Allow only operations
2386 that are tcc_comparisons or do not change the type in any
2388 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
2389 folding tcc_comparison operations.
2391 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2393 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
2396 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2402 * tree.def (DEBUG_EXPR_DECL): New.
2403 * rtl.def (DEBUG_EXPR): New.
2404 * gengtype.c (adjust_field_rtx_def): Handle it.
2405 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
2406 (insert_debug_temp_for_var_def): ... this. Drop support for
2407 moving. Take iterator for def stmt; insert debug stmt before it.
2408 Scan early for use count and kind in debug stmts.
2409 (propagate_defs_into_debug_stmts): Rename to...
2410 (insert_debug_temps_for_defs): ... this. Likewise.
2411 * tree.h (DEBUG_TEMP_UID): New.
2412 * tree.c (next_debug_decl_uid): New.
2413 (make_node_stat): Count debug decls separately.
2414 (copy_node_stat): Likewise.
2415 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
2416 * var-tracking.c (dv_is_decl_p): Recognize it.
2417 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
2418 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
2419 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
2420 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
2421 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
2422 (cselib_hash_rtx): Likewise.
2423 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
2424 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
2426 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
2427 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
2428 * rtl.c (copy_rtx): Likewise.
2429 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
2430 * print-rtl.c (print_rtx): Likewise.
2431 * sched-vis.c (print_value): Likewise.
2432 (print_insn): Handle DEBUG_EXPR_DECL.
2433 * tree-dump.c (dequeue_and_dump): Likewise.
2434 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
2435 * gimple-iterator (gsi_replace): Check for same lhs.
2436 (gsi_remove): Insert debug temps.
2437 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
2438 (move_computations_stmt): Drop explicit propagation into debug stmts.
2439 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
2440 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
2441 * tree-ssa-sink.c (statement_sink_location): Likewise.
2442 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
2443 * tree-ssanames.c (release_ssa_name): Adjust for rename.
2444 * tree-flow.h: Likewise.
2445 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
2446 debug temps without values.
2447 (eliminate_unnecessary_stmts): Don't discard just-inserted
2450 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
2453 * config/cris/cris.md (andu): Check that operand 1 is one of the
2454 general registers. Fix typo in head comment.
2456 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
2458 * config/i386/i386.md (vswapmov): New.
2459 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
2460 (ix86_function_ms_hook_prologue): New.
2461 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
2462 * configure.ac: Test for swap suffix support in as.
2463 * configure: Rebuild.
2465 2009-10-12 Jakub Jelinek <jakub@redhat.com>
2468 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
2469 paradoxical subregs to prevent partial register stalls if the inner
2470 mode is integer mode.
2472 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2474 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
2476 2009-10-12 Dodji Seketeli <dodji@redhat.com>
2479 * gcc/dwarf2out.c (template_parameter_pack_die,
2480 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
2482 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
2485 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
2487 (maybe_register_def): Likewise. Take stmt iterator.
2488 (rewrite_update_stmt): Take stmt iterator and pass it on.
2489 (rewrite_update_enter_block): Pass stmt iterator.
2491 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
2493 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
2494 (spu_builtin_decl): New function.
2496 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
2498 * config/i386/i386.md (SWIM): New mode iterator.
2499 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
2500 using SWIM mode iterator.
2501 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
2502 patterns using SWI48 mode iterator.
2503 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
2504 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
2505 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
2506 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
2507 patterns using SWI248 mode iterator.
2508 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
2509 gen_x86_movdicc_0_m1_rex64 for renamed function
2511 2009-10-11 Jose Ruiz <ruiz@adacore.com>
2512 Eric Botcazou <ebotcazou@adacore.com>
2515 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
2516 * config/sparc/sol2-unwind.h: New file.
2518 2009-10-11 Olivier Hainque <hainque@adacore.com>
2519 Eric Botcazou <ebotcazou@adacore.com>
2522 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
2523 * config/i386/sol2-unwind.h: New file.
2525 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
2528 * config/i386/i386.md (addsi_1_zext): Get the proper second
2531 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
2533 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
2534 all OLD_RTXes, not just REGs. Use copy_rtx to create the
2537 2009-10-11 Richard Guenther <rguenther@suse.de>
2539 * gimple.c (iterative_hash_type_name): Do not handle special
2542 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
2544 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
2545 (*setcc_si_1_and): Ditto.
2546 (*setcc_si_1_movzbl): Ditto.
2547 (*setcc_<mode>_2): Ditto.
2548 (*setcc_qi): Rename from *setcc_1.
2549 (*setcc_qi_slp): Rename from *setcc_2.
2551 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
2552 (*zero_extendqisi2_movzbw_and splitter): Ditto.
2554 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
2555 "if" condition, there is already assert with reload_completed present.
2557 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
2559 * plugin.c (try_init_one_plugin): Improve constness of variable err.
2561 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
2563 * doc/install.texi (Final install): Refer to
2564 http://gcc.gnu.org/bugs/ for bug reporting.
2566 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
2568 * configure.ac: Add test for dci instruction.
2569 * configure: Regenerate.
2570 * config.in: Likewise.
2571 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
2572 * doc/invoke.texi: Add cpu_type 476 and 476fp.
2573 (-mmulhw): Add 476 to description.
2574 (-mdlmzb): Likewise.
2575 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
2576 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
2577 (processor_target_table): Add 476 and 476fp entries.
2578 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
2579 (rs6000_issue_rate): Add CPU_PPC476.
2580 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
2581 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
2582 (processor_type): Add PROCESSOR_PPC476.
2583 (EXTRA_SPECS): Add asm_cpu_476 string.
2584 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
2585 (define_attr "cpu"): Add ppc476.
2587 Update comments for 476.
2588 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
2589 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
2590 Update copyright year.
2591 * config/rs6000/476.md: New file.
2592 * config/rs6000/40x.md: Add description for "isel" attribute.
2593 Update copyright year.
2594 * config/rs6000/440.md: Likewise.
2595 * config/rs6000/603.md: Likewise.
2596 * config/rs6000/6xx.md: Likewise.
2597 * config/rs6000/7450.md: Likewise.
2598 * config/rs6000/7xx.md: Likewise.
2599 * config/rs6000/8540.md: Likewise.
2600 * config/rs6000/cell.md: Likewise.
2601 * config/rs6000/e300c2c3.md: Likewise.
2602 * config/rs6000/e500mc.md: Likewise.
2603 * config/rs6000/mpc.md: Likewise.
2604 * config/rs6000/power4.md: Likewise.
2605 * config/rs6000/power5.md: Likewise.
2606 * config/rs6000/power6.md: Likewise.
2607 * config/rs6000/power7.md: Likewise.
2608 * config/rs6000/rios1.md: Likewise.
2609 * config/rs6000/rios2.md: Likewise.
2610 * config/rs6000/rs64.md: Likewise.
2612 2009-10-10 Richard Guenther <rguenther@suse.de>
2614 PR tree-optimization/41654
2615 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
2616 a cond expr before calling gimple_cond_set_condition_from_tree.
2617 (ifcombine_iforif): Likewise.
2619 2009-10-09 Ian Lance Taylor <iant@google.com>
2621 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
2622 * configure: Rebuild.
2624 2009-10-09 Neil Vachharajani <nvachhar@google.com>
2626 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
2629 2009-10-09 Richard Guenther <rguenther@suse.de>
2632 * target-def.h (TARGET_BUILTIN_DECL): Define.
2633 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
2634 * target.h (struct gcc_target): Add builtin_decl target hook.
2635 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
2636 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
2638 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
2639 not gcc_unreachable.
2640 (lto_output_builtin_tree): Sorry if the target does not support
2641 streaming target builtins.
2642 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
2643 (rs6000_builtin_decl): New function.
2644 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
2645 (ix86_builtin_decl): New function.
2647 2009-10-09 Jakub Jelinek <jakub@redhat.com>
2649 PR preprocessor/41445
2650 * c-ppoutput.c (do_line_change): New function.
2651 (cb_line_change): Use it.
2652 (scan_translation_unit): Call do_line_change if
2653 avoid_paste or PREV_WHITE and token location is on a different line
2654 than print.src_line.
2657 * dwarf2out.c (dwarf2out_init): Test whether
2658 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
2661 PR rtl-optimization/41646
2662 * calls.c (expand_call): For BLKmode types returned in registers
2663 avoid likely spilled hard regs in copy_blkmode_from_reg generated
2666 2009-10-09 Richard Guenther <rguenther@suse.de>
2668 PR tree-optimization/41634
2669 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
2670 we remove the correct elements.
2671 (optimize_stmt): Make sure to update stmt operands before
2672 optimizing redundancies.
2674 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2676 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
2678 2009-10-09 Richard Guenther <rguenther@suse.de>
2681 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
2683 (lto_wrapper_exit): New function.
2685 (fatal_perror): Likewise.
2686 (fork_execute): Use global args_name, do not free it.
2687 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
2688 * lto-streamer.h: Remove duplicate prototypes.
2690 2009-10-09 Richard Guenther <rguenther@suse.de>
2692 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
2693 before calling stmt_can_throw_external.
2695 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
2697 PR tree-optimization/40071
2698 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
2699 pointer if the original data reference doesn't conflict with the
2700 created vector data reference. Fix long line.
2702 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
2704 * config/i386/i386.md (any_div): New code iterator.
2705 (u): Handle div and udiv.
2707 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
2709 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
2710 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
2711 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
2712 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
2714 2009-10-08 Joseph Myers <joseph@codesourcery.com>
2716 * gcc.c (main): Remove trailing "." from diagnostics.
2718 2009-10-08 Cary Coutant <ccoutant@google.com>
2720 Add support for debugging with ICF (Identical Code Folding).
2721 * calls.c (debug.h): New #include.
2722 (emit_call_1): Call virtual_call_token debug hook.
2723 * common.opt (-fenable-icf-debug): New option.
2724 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
2725 locations in the source).
2726 (poc_label_num): New variable.
2727 (dcall_entry, vcall_entry): New typedefs.
2728 (dcall_table, vcall_table): New variables.
2729 (struct vcall_insn): New type.
2730 (vcall_insn_table): New variable.
2731 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
2732 (size_of_dcall_table): New function.
2733 (output_dcall_table): New function.
2734 (size_of_vcall_table): New function.
2735 (output_vcall_table): New function.
2736 (dwarf2out_direct_call): New function.
2737 (vcall_insn_table_hash): New function.
2738 (vcall_insn_table_eq): New function.
2739 (dwarf2out_virtual_call_token): New function.
2740 (dwarf2out_virtual_call): New function.
2741 (dwarf2out_init): Allocate new tables and sections.
2742 (prune_unused_types): Mark DIEs referenced from direct call table.
2743 (dwarf2out_finish): Output direct and virtual call tables.
2744 * final.c (final_scan_insn): Call direct_call and virtual_call
2746 * debug.h (struct gcc_debug_hooks): Add direct_call,
2747 virtual_call_token, virtual_call hooks.
2748 (debug_nothing_uid): New function.
2749 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
2750 (debug_nothing_uid): New function.
2751 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
2752 (xcoff_debug_hooks): Likewise.
2753 * sdbout.c (sdb_debug_hooks): Likewise.
2754 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2755 * doc/invoke.texi (-fenable-icf-debug): New option.
2757 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
2760 * regmove.c (regmove_backward_pass): Replace src with dst in the
2761 debug insn, and check for dst before rather than after.
2763 2009-10-08 Janis Johnson <janis187@us.ibm.com>
2765 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
2766 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
2768 2009-10-08 Jan Hubicka <jh@suse.cz>
2771 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
2772 do not mark cgraph nodes as needed.
2773 (record_references_in_initializer): Add new only_vars parameter.
2774 * cgraph.h (record_references_in_initializer): New parameter.
2775 * varasm.c (assemble_variable): Update call.
2776 * varpool.c (varpool_analyze_pending_decls): Always look for
2779 2009-10-08 Anatoly Sokolov <aesok@post.ru>
2781 * config/avr/avr.c (last_insn_address) Remove variable.
2782 (expand_prologue): Don't initialise last_insn_address variable.
2783 (final_prescan_insn): Don't output insn size.
2784 * config/avr/avr.opt (msize): Remove switch.
2785 * doc/invoke.texi (AVR Options): Remove documentation of -msize
2788 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
2790 * combine.c (label_tick_ebb_start): Fix comment.
2791 (combine_instructions): Set label_tick and label_tick_ebb_start before
2792 calling setup_incoming_promotions. Start them from 1. Increment
2793 label_tick instead of deriving it from the BB index. Rather than
2794 comparing ticks use the block from the previous iteration to decide
2795 whether to start a new EBB. Remove empty lines before function.
2797 2009-10-08 Michael Matz <matz@suse.de>
2800 * builtins.c (fold_builtin_isascii): Use fold_build2.
2801 (fold_builtin_isdigit): Ditto.
2802 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
2803 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
2804 remove_useless_stmts_cond, remove_useless_stmts_tf,
2805 remove_useless_stmts_tc, remove_useless_stmts_bind,
2806 remove_useless_stmts_goto, remove_useless_stmts_label,
2807 remove_useless_stmts_1, remove_useless_stmts,
2808 pass_remove_useless_stmts): Remove.
2809 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
2810 * passes.c (init_optimization_passes): Don't add
2811 pass_remove_useless_stmts.
2812 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
2813 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
2815 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
2816 for static constants.
2817 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
2818 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
2820 2009-10-08 Richard Guenther <rguenther@suse.de>
2822 * gimple.c (free_gimple_type_tables): New function.
2823 * gimple.h (free_gimple_type_tables): Declare.
2825 2009-10-07 Mark Heffernan <meheff@google.com>
2827 * ipa-prop.c (ipa_print_node_params) Only print
2828 names of named arguments.
2830 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
2832 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
2833 being statically linked.
2835 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2837 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
2839 2009-10-08 Jan Hubicka <jh@suse.cz>
2842 * ipa.c (cgraph_externally_visible_p,
2843 function_and_variable_visibility,
2844 whole_program_function_and_variable_visibility): Skip non-finalized
2847 2009-10-08 Nick Clifton <nickc@redhat.com>
2849 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
2852 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
2855 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
2857 2009-10-07 Joseph Myers <joseph@codesourcery.com>
2860 * c-common.c (c_fully_fold_internal): Strip nops from the result
2861 of recursive calls to c_fully_fold_internal.
2862 (c_wrap_maybe_const): New.
2863 (c_save_expr): Use c_wrap_maybe_const.
2864 * c-common.h (c_wrap_maybe_const): Declare.
2865 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
2866 build_binary_op): Use c_wrap_maybe_const.
2868 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2870 * real.c: Fix comment to reflect actual exponent size.
2872 2009-10-08 Ben Elliston <bje@au.ibm.com>
2874 * config/rs6000/a2.md: Add FSF comment header.
2876 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
2878 * config/i386/i386.md (any_extend): New code iterator.
2879 (u, s): New code attributes.
2881 (DWIH): Rewrite as code iterator for SI and DI modes.
2882 (DWI): Rewrite as mode attribute.
2883 (dwi): New mode attribute.
2884 (di): Depend on SI mode and DI mode.
2885 (doubleint_general_operand): Remove mode attribute.
2887 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
2890 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
2891 (*sub<mode>3_doubleword): Ditto.
2893 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
2894 using SWIM248 mode iterator.
2895 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
2896 using SWI48 mode iterator.
2897 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
2898 patterns using DWIH mode iterator and any_extend code iterator.
2899 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
2900 using any_extend code iterator.
2901 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
2902 patterns using DWIH mode iterator and any_extend code iterator.
2903 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
2904 using any_extend code iterator.
2905 (<s>mul<mode>3_highpart): Macroize expander from
2906 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
2907 and any_extend code iterator.
2908 (*<s>muldi3_highpart_1): Macroize insn from
2909 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
2910 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
2911 patterns using any_extend code iterator.
2912 (*<s>mulsi3_highpart_zext): Macroize insn from
2913 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
2915 2009-10-07 Jakub Jelinek <jakub@redhat.com>
2917 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
2918 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
2919 refering to a DIE with DW_AT_const_value.
2921 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
2924 * ira-lives.c (check_and_make_def_conflict): Process all operands.
2926 2009-10-06 Jan Hubicka <jh@suse.cz>
2928 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
2931 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
2933 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
2934 *lea_2_rex64): Move before *add<mode>_1 pattern.
2936 2009-10-07 Jan Hubicka <jh@suse.cz>
2938 * collect2.c (main): Add -fno-whole-program.
2939 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
2941 2009-10-07 Jan Hubicka <jh@suse.cz>
2943 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
2944 has no address taken.
2945 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
2947 (cgraph_clone_node): Clear externally_visible flag for clones.
2948 * cgraph.h (cgraph_only_called_directly_p,
2949 cgraph_can_remove_if_no_direct_calls_p): New predicates.
2950 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
2951 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
2952 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
2953 ipcp_insert_stage): Likwise.
2954 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
2955 externally_visible flag.
2956 (verify_cgraph_node): Verify that inline clones look right.
2957 (process_function_and_variable_attributes): Do not set
2958 externally_visible flags.
2959 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
2961 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
2963 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
2964 clear externally_visible when turning into inline clones
2965 (cgraph_mark_inline_edge): Use new predicates.
2966 (cgraph_estimate_growth): Likewise.
2967 (cgraph_decide_inlining): Likewise.
2968 * ipa.c (cgraph_postorder): Likewise.
2969 (cgraph_remove_unreachable_nodes): Likewise; sanity check
2970 that inline clones are not needed.
2971 (cgraph_externally_visible_p): New predicate.
2972 (function_and_variable_visibility): Add whole_program parameter;
2973 always set externally_visible flag; handle COMDAT function
2975 (local_function_and_variable_visibility): New function.
2976 (gate_whole_program_function_and_variable_visibility): New function.
2977 (whole_program_function_and_variable_visibility): New function.
2978 (pass_ipa_whole_program_visibility): New function.
2979 * passes.c (init_optimization_passes): Add whole program visibility
2981 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
2982 not care about needed/reachable flags.
2983 * varpool.c: Include flags.h
2984 (decide_is_variable_needed): When doing LTO assume whole-program mode.
2985 (varpool_finalize_decl): When we are in LTO read-back, all variables
2987 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
2989 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2991 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
2994 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
2996 * config.gcc: Don't include the makefile fragments intended for
2998 * config/s390/fixdfdi.h: File removed.
2999 * config/s390/libgcc-glibc.ver: File removed.
3000 * config/s390/s390.h: Remove the fixdfdi.h hack.
3001 * config/s390/t-crtstuff: File moved to libgcc dir.
3002 * config/s390/t-linux: Likewise.
3003 * config/s390/t-tpf: libgcc specific parts removed.
3004 * config/s390/t-linux64: Likewise.
3006 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3008 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
3009 (lto-compress.o): Likewise.
3011 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
3014 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
3015 dllexport to class members here.
3016 (i386_pe_determine_dllimport_p): Only check static class data for
3018 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
3019 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
3020 functions for vague linkage.
3021 (i386_pe_type_dllexport_p): Fix formatting.
3022 (maybe_add_dllexport) New function.
3023 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
3026 2009-10-07 Ben Elliston <bje@au.ibm.com>
3028 * config/rs6000/a2.md: Remove duplicated lines.
3030 2009-10-07 Ben Elliston <bje@au.ibm.com>
3032 * config.gcc (powerpc*-*-*): Handle a2.
3033 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
3034 * config/rs6000/a2.md: New file.
3035 * config/rs6000/rs6000.opt (mno-update): New.
3036 (mupdate): Return to using a mask, not a var.
3037 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
3038 (enum processor_type): Add PROCESSOR_PPCA2.
3039 * config/rs6000/rs6000.c (ppca2_cost): New costs.
3040 (rs6000_override_options): Add "a2" to processor_target_table.
3041 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
3042 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
3044 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3046 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
3047 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
3048 reference to nonexistent gen_truncxfxf2 function.
3050 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
3052 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
3053 (DWIH, g, di, doubleint_general_operand): New mode attributes.
3054 (general_operand): Handle TI mode.
3055 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
3056 using SDWIM mode iterator.
3057 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
3058 pattern from *add{di,ti}3_1 patterns and corresponding splitters
3059 using DWI mode iterator.
3060 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
3061 patterns using SWI mode iterator.
3062 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
3063 using SWI48 mode iterator.
3064 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
3065 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
3066 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
3067 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
3068 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
3069 using SDWIM mode iterator.
3070 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
3071 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
3072 using DWI mode iterator.
3073 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
3074 patterns using SWI mode iterator.
3075 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
3076 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
3077 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
3078 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
3079 patterns using plusminus code iterator.
3080 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
3081 sub<mode>3 patterns using plusminus code iterator.
3082 * config/i386/i386.c (override_options): Update the call to
3083 gen_subdi_carry_rex64 for renamed function.
3084 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
3085 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
3086 calls to instruction expanders.
3088 2009-10-06 Martin Jambor <mjambor@suse.cz>
3091 * opts.c (decode_options): Run IPA-SRA at -O2.
3093 2009-10-06 Richard Guenther <rguenther@suse.de>
3095 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
3097 2009-10-06 Tobias Burnus <burnus@net-b.de>
3100 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
3101 -flto and -fwhole-program flags can be combined.
3103 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
3106 * gcc.c (process_command): Check that -o argument was specified.
3108 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
3110 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
3112 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3114 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
3115 * doc/invoke.texi (Warning Options): Annotate allowed languages
3116 for -Wunsuffixed-float-constants.
3118 2009-10-05 Jakub Jelinek <jakub@redhat.com>
3120 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
3121 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
3122 same name and isn't the main variant.
3125 * dwarf2out.c (loc_by_reference): Removed.
3126 (dw_loc_list_1): New function.
3127 (dw_loc_list): Remove toplev argument, add want_address argument.
3128 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
3129 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
3130 want_address == 2 to dw_loc_list. For successful dw_loc_list
3131 set have_address to 1 only if want_address is not 0.
3133 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3135 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
3136 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
3137 a code block followed by two pointers.
3138 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
3139 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
3140 (MIPS_MOVE): Likewise.
3141 (MIPS_LUI): Likewise.
3142 (MIPS_JR): Likewise.
3143 (MIPS_BAL): Likewise.
3144 (MIPS_NOP): Likewise.
3145 (mips_asm_trampoline_template): Delete.
3146 (mips_trampoline_code_size): New function.
3147 (mips_trampoline_init): Add shorter sequences for all cases
3148 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
3149 Calculate the opcodes directly, rather than copying from a template.
3150 Only flush the code part of the trampoline.
3151 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
3153 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
3155 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
3156 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
3157 (INCOMING_RETURN_ADDR_RTX): Likewise.
3158 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
3160 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
3161 with RETURN_ADDR_REGNUM.
3162 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
3163 * config/mips/mips.c (mips16_build_call_stub): Replace
3164 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
3165 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
3166 (mips_print_operand_punctuation): Likewise.
3167 (mips_frame_set): Likewise.
3168 (mips16e_output_save_restore): Likewise.
3169 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
3170 (mips_save_reg_p): Likewise.
3171 (mips_return_addr): Likewise.
3172 (mips_set_return_address): Likewise.
3173 (mips_direct_save_slot_move_p): Likewise.
3174 (mips_output_function_prologue): Likewise.
3175 (mips_restore_reg): Likewise.
3176 (mips_expand_epilogue): Likewise.
3177 (mips_epilogue_uses): Likewise.
3178 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
3179 (*mov<mode>_ra): Use it instead of a hard-coded 31.
3180 (clear_hazard_<mode>): Likewise.
3181 (call_internal): Likewise.
3182 (call_internal_direct): Likewise.
3183 (call_direct_split): Likewise.
3184 (call_value_internal): Likewise.
3185 (call_value_split): Likewise.
3186 (call_value_internal_direct): Likewise.
3187 (call_value_direct_split): Likewise.
3188 (call_value_multiple_internal): Likewise.
3189 (call_value_multiple_split): Likewise.
3191 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
3192 Jakub Jelinek <jakub@redhat.com>
3194 PR rtl-optimization/41511
3195 * combine.c (record_value_for_reg): Pass explicit values as argument
3196 to get_last_value_validate.
3197 (get_last_value_validate): Document INSN parameter.
3198 For non-readonly MEMs, assume they might have been modified if INSN
3199 was in another basic block.
3200 (get_last_value): Minor reformatting.
3202 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3205 * final.c (asm_str_count): Split out from asm_insn_count.
3206 * rtl.h (asm_str_count): New prototype.
3207 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
3210 2009-10-05 Sriraman Tallam <tmsriram@google.com>
3212 * doc/plugins.texi: Change plugin_pass to register_pass_info.
3214 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
3215 Rafael Espindola <espindola@google.com>
3217 * gengtype.c (write_types): Moved call to write_func_for_structure
3218 into seperate loops.
3220 2009-10-05 Richard Guenther <rguenther@suse.de>
3223 * lto-cgraph.c (output_cgraph): Output toplevel asms.
3224 (input_cgraph_1): Input toplevel asms.
3226 2009-10-05 Richard Guenther <rguenther@suse.de>
3229 * lto-symtab.c (lto_compatible_attributes_p): Remove.
3230 (external_aggregate_decl_p): Likewise.
3231 (lto_symtab_compatible): Re-structure. Remove dead code.
3232 For variables ignore toplevel qualifiers when comparing types.
3233 Issue warnings, not errors for mismatched user-alignment.
3235 2009-10-05 Richard Guenther <rguenther@suse.de>
3239 * lto-symtab.c (struct lto_symtab_base_def): Remove.
3240 (struct lto_symtab_identifier_def): Likewise.
3241 (struct lto_symtab_decl_def): Likewise.
3242 (struct lto_symtab_entry_def): New.
3243 (lto_symtab_identifier_t): Rename to ...
3244 (lto_symtab_entry_t): ... this.
3245 (lto_symtab_decls): Remove.
3246 (lto_symtab_base_hash): Rename to ...
3247 (lto_symtab_entry_hash): ... this.
3248 (lto_symtab_base_eq): Rename to ...
3249 (lto_symtab_entry_eq): ... this.
3250 (lto_symtab_base_marked_p): Rename to ...
3251 (lto_symtab_entry_marked_p): ... this.
3252 (lto_symtab_identifier_marked_p): Remove.
3253 (lto_symtab_decl_marked_p): Likewise.
3254 (lto_symtab_maybe_init_hash_tables): Rename to ...
3255 (lto_symtab_maybe_init_hash_table): ... this.
3256 (lto_symtab_set_resolution_and_file_data): Remove.
3257 (lto_symtab_register_decl): New function.
3258 (lto_symtab_get_identifier): Remove.
3259 (lto_symtab_get): New function.
3260 (lto_symtab_get_resolution): Adjust.
3261 (lto_symtab_get_identifier_decl): Remove.
3262 (lto_symtab_set_identifier_decl): Likewise.
3263 (lto_symtab_merge_decl): Rename to ...
3264 (lto_symtab_merge): ... this. Rewrite.
3265 (lto_symtab_merge_var): Remove.
3266 (lto_symtab_merge_fn): Likewise.
3267 (lto_symtab_prevailing_decl): Adjust.
3268 (lto_cgraph_replace_node): New function.
3269 (lto_symtab_merge_decls_2): Likewise.
3270 (lto_symtab_merge_decls_1): Likewise.
3271 (lto_symtab_fixup_var_decls): Likewise.
3272 (lto_symtab_resolve_symbols): Likewise.
3273 (lto_symtab_merge_decls): Likewise.
3274 (lto_symtab_prevailing_decl): Adjust.
3275 (lto_symtab_get_symtab_def): Remove.
3276 (lto_symtab_get_file_data): Likewise.
3277 (lto_symtab_clear_resolution): Adjust.
3278 (lto_symtab_clear_resolution): Likewise.
3279 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
3280 (input_cgraph_1): Likewise.
3281 * lto-streamer-in.c (get_resolution): Do not provide fake
3282 symbol resolutions here.
3283 (deferred_global_decls): Remove.
3284 (lto_register_deferred_decls_in_symtab): Likewise.
3285 (lto_register_var_decl_in_symtab): Change signature, register
3286 variable via lto_symtab_register_decl.
3287 (lto_register_function_decl_in_symtab): Likewise.
3288 (lto_read_tree): Adjust.
3289 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
3290 (lto_symtab_merge_var): Likewise.
3291 (lto_symtab_merge_fn): Likewise.
3292 (lto_symtab_register_decl): Declare.
3293 (lto_symtab_merge_decls): Likewise.
3295 2009-10-05 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/23821
3298 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
3299 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
3300 simple IV increments.
3302 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3304 * config/arm/arm.c (arm_override_options): Really initialize
3305 flag_dwarf2_cfi_asm to 0.
3307 2009-10-05 Doug Kwan <dougkwan@google.com>
3309 PR rtl-optimization/41574
3310 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
3311 floating point and we are not doing unsafe math optimizations.
3313 2009-10-03 Simon Baldwin <simonb@google.com>
3314 Cary Coutant <ccoutant@google.com>
3315 Rafael Espindola <espindola@google.com>
3316 Richard Guenther <rguenther@suse.de>
3317 Jan Hubicka <jh@suse.cz>
3318 Doug Kwan <dougkwan@google.com>
3319 H.J. Lu <hongjiu.lu@intel.com>
3320 Bill Maddox <maddox@google.com>
3321 Ryan Mansfield <rmansfield@qnx.com>
3322 Diego Novillo <dnovillo@google.com>
3323 Ollie Wild <aaw@google.com>
3324 Kenneth Zadeck <zadeck@naturalbridge.com>
3326 * lto-cgraph.c: New file.
3327 * lto-compress.c: New file.
3328 * lto-compress.h: New file.
3329 * lto-opts.c: New file.
3330 * lto-section-in.c: New file.
3331 * lto-section-out.c: New file.
3332 * lto-streamer-in.c: New file.
3333 * lto-streamer-out.c: New file.
3334 * lto-streamer.c: New file.
3335 * lto-streamer.h: New file.
3336 * lto-symtab.c: New file.
3337 * lto-wpa-fixup.c: New file.
3338 * lto-wrapper.c: New file.
3340 2009-10-03 Simon Baldwin <baldwin@google.com>
3341 Ben Elliston <bje@au.ibm.com>
3342 Rafael Espindola <espindola@google.com>
3343 Nathan Froyd <froydnj@codesourcery.com>
3344 Jan Hubicka <jh@suse.cz>
3345 Doug Kwan <dougkwan@google.com>
3346 Diego Novillo <dnovillo@google.com>
3347 Kenneth Zadeck <zadeck@naturalbridge.com>
3349 * Makefile.in (enable_lto): New.
3350 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
3351 (LINKER_PLUGIN_API_H): Define.
3352 (LTO_SYMTAB_H): Define.
3353 (LTO_STREAMER_H): Define.
3354 (TREE_VECTORIZER_H): Define.
3355 (INCLUDES): Add LIBELFINC.
3356 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
3357 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
3358 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
3359 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
3360 (native): Add lto-wrapper$(exeext)
3361 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
3362 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
3363 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
3364 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
3365 (varasm.o): Add dependency on tree-iterator.h.
3366 (cgraph.o): Add dependency on cif-code.def.
3367 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
3368 (ipa-pure-const.o): Likewise.
3369 (GTFILES): Add lto-symtab.c.
3370 (install-lto-wrapper): New.
3371 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
3372 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
3373 * config.in: Regenerate.
3375 2009-10-03 Rafael Espindola <espindola@google.com>
3376 Diego Novillo <dnovillo@google.com>
3378 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
3379 ipa_write_summaries.
3380 Call execute_ipa_summary_passes for all_regular_ipa_passes and
3382 (cgraph_optimize): Make extern.
3384 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
3385 Kenneth Zadeck <zadeck@naturalbridge.com>
3387 * toplev.c (in_lto_p): Declare.
3388 * collect2.c (scan_prog_file): Read all the output when reading
3389 information for LTO.
3390 (enum lto_mode_d): Declare.
3392 2009-10-03 Richard Guenther <rguenther@suse.de>
3393 Diego Novillo <dnovillo@google.com>
3395 * gimple.c: Include target.h and alias.h.
3396 (gimple_types): Declare.
3397 (type_hash_cache): Declare.
3398 (gimple_alloc_stat): Make extern.
3399 (gimple_build_eh_must_not_throw): Call
3400 gimple_eh_must_not_throw_set_fndecl.
3401 (struct type_pair_d): Declare.
3402 (type_pair_t): Declare.
3403 (type_pair_hash): New.
3404 (type_pair_eq): New.
3405 (lookup_type_pair): New.
3406 (gimple_force_type_merge): New.
3407 (compare_type_names_p): New.
3408 (compare_field_offset): New.
3409 (gimple_types_compatible_p): New.
3410 (struct sccs): Declare.
3411 (next_dfs_num): Declare.
3412 (iterative_hash_gimple_type): New.
3414 (iterative_hash_type_name): New.
3415 (iterative_hash_gimple_type): New.
3416 (gimple_type_hash): New.
3417 (gimple_type_eq): New.
3418 (gimple_register_type): New.
3419 (print_gimple_types_stats): New.
3420 (gimple_signed_or_unsigned_type): New.
3421 (gimple_unsigned_type): New.
3422 (gimple_signed_type): New.
3423 (gimple_get_alias_set): New.
3424 (gimple_decl_printable_name): Do not use DMGL_TYPES.
3425 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
3426 (gimple_force_type_merge): Declare.
3427 (gimple_types_compatible_p): Declare.
3428 (gimple_register_type): Declare.
3429 (print_gimple_types_stats): Declare.
3430 (gimple_unsigned_type): Declare.
3431 (gimple_signed_type): Declare.
3432 (gimple_get_alias_set): Declare.
3433 (gimple_eh_must_not_throw_set_fndecl): New.
3435 2009-10-03 Jan Hubicka <jh@suse.cz>
3436 Kenneth Zadeck <zadeck@naturalbridge.com>
3438 * ipa-pure-const.c: Include lto-streamer.h.
3439 (register_hooks): Factor out of ...
3440 (generate_summary): ... here.
3441 (pure_const_write_summary): New.
3442 (pure_const_read_summary): New.
3443 (pass_ipa_pure_const): Add pure_const_write_summary and
3444 pure_const_read_summary.
3445 * ipa-reference.c: Include lto-streamer.h.
3446 (add_new_function): New.
3447 (remove_node_data): New.
3448 (duplicate_node_data): New.
3449 (ipa_init): Guard against multiple calls.
3450 Move hook setup from analyze_function.
3451 (write_node_summary_p): New.
3452 (ipa_reference_write_summary): New.
3453 (ipa_reference_read_summary): New.
3454 (pass_ipa_reference): Add ipa_reference_write_summary and
3455 ipa_reference_read_summary.
3456 * cgraph.h (cgraph_local_info): Add field lto_file_data.
3457 (struct cgraph_edge): Add fields lto_stmt_uid and
3458 call_stmt_cannot_inline_p.
3459 (cgraph_optimize): Declare.
3460 (cgraph_decide_is_function_needed): Declare.
3461 (reset_inline_failed): Declare.
3462 (enum LTO_cgraph_tags): Declare.
3463 (LTO_cgraph_tag_names): Declare.
3464 (LCC_NOT_FOUND): Define.
3466 2009-10-03 Doug Kwan <dougkwan@google.com>
3467 Rafael Espindola <espindola@google.com>
3468 Jan Hubicka <jh@suse.cz>
3469 Diego Novillo <dnovillo@google.com>
3470 Kenneth Zadeck <zadeck@naturalbridge.com>
3472 * passes.c (all_regular_ipa_passes): New.
3473 (all_ipa_passes): Rename to all_small_ipa_passes.
3474 (init_optimization_passes): Init all_regular_ipa_passes.
3475 * tree-pass.h (all_regular_ipa_passes): New.
3476 (all_ipa_passes): Rename to all_small_ipa_passes.
3477 * passes.c (all_lto_gen_passes): New.
3478 (init_optimization_passes): Initialize all_lto_gen_passes.
3479 (execute_ipa_summary_passes): Make non-static.
3480 (ipa_write_summaries_1): New.
3481 (ipa_write_summaries_2): New.
3482 (ipa_write_summaries): New.
3483 (ipa_write_summaries_of_cgraph_node_set): New.
3484 (ipa_read_summaries_1): New.
3485 (ipa_read_summaries): New.
3486 (execute_ipa_pass_list): Call cgraph_process_new_functions.
3487 (execute_regular_ipa_pass_list): Remove.
3488 (init_optimization_passes): Schedule
3489 pass_rebuild_cgraph_edges and pass_early_inline outside
3490 of pass_all_early_optimizations. Document reason.
3491 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
3492 pass_ipa_lto_finish_out): New pass.
3493 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
3494 (execute_all_ipa_transforms): New.
3495 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
3496 (dump_properties, debug_properties): New.
3497 * tree-optimize.c (gate_all_early_local_passes): Return
3498 false if we are in lto1.
3499 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
3500 * tree-pass.h (execute_all_ipa_transforms): Declare.
3501 (pass_ipa_function_and_variable_visibility): Declare.
3502 (pass_ipa_early_inline): Declare.
3503 (pass_ipa_lto_gimple_out): Declare.
3504 (pass_ipa_lto_wpa_fixup): Declare.
3505 (pass_ipa_lto_finish_out): Declare.
3506 (all_small_ipa_passes, all_regular_ipa_passes,
3507 all_lto_gen_passes): Declare.
3508 (execute_ipa_summary_passes): Declare.
3509 (execute_all_ipa_transforms): Declare.
3510 (ipa_write_summaries): Declare
3511 (ipa_write_summaries_of_cgraph_node_set): Declare.
3512 (ipa_read_summaries): Declare.
3514 2009-10-03 Doug Kwan <dougkwan@google.com>
3515 Ollie Wild <aaw@google.com>
3517 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
3519 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
3520 (lto_mode): New variable.
3521 (maybe_run_lto_and_relink): Handle the -fwpa option.
3522 (main): Handle the -fwpa option.
3523 (maybe_unlink_list): New function.
3524 * gcc.c (link_lto_options): Replace -flto with -fwpa.
3525 * common.opt (flto): New flag.
3526 * toplev.c (flag_generate_lto): Declare.
3528 2009-10-03 Simon Baldwin <simonb@google.com>
3530 * common.opt (flto-compression-level): New flag.
3532 * opts.c: Include lto-opts.h.
3533 (handle_option): Call lto_register_user_option for each
3534 valid option handled.
3535 (decode_options): Clear registered options before the options
3538 2009-10-03 Cary Coutant <ccoutant@google.com>
3540 * collect2.c (is_elf): New function.
3541 (scan_prog_file): Require LTO object to be in ELF format.
3543 2009-10-03 Rafael Espindola <espindola@google.com>
3545 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
3546 libgcc to the linker.
3548 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
3550 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
3551 (collect_execute): Add flags argument. Pass flags to pex_run. Update
3553 * collect2.h (collect_execute): Add flags argument.
3554 * tlink.c (tlink_execute): Update call to collect_execute.
3555 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
3556 (use_linker_plugin): New.
3557 (use_linker_plugin_spec_function): New.
3558 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
3559 (linker_plugin_file_spec): New.
3560 (lto_wrapper_spec): New.
3561 (lto_gcc_spec): New.
3562 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
3563 (static_spec_functions): Add use-linker-plugin.
3564 (process_command): Handle -use-linker-plugin.
3565 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
3566 linker_plugin_file_spec and lto_gcc_spec.
3567 (use_linker_plugin_spec_function): New.
3569 2009-10-03 Richard Guenther <rguenther@suse.de>
3573 * tree.h (is_lang_specific): Include LANG_TYPE.
3574 * tree.c (find_decls_types_r): Manually add interesting parts
3575 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
3577 * gimple.c (type_pair_hash): Make symmetric.
3578 (type_pair_eq): Likewise.
3579 (lookup_type_pair): Increase initial hashtable size.
3580 (gimple_force_type_merge): Rely on type-pair symmetry.
3581 (visit): Remove excessive checking code.
3582 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
3583 (gimple_register_type): Remove getenv calls, shrink initial
3587 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
3588 inline functions if not generating lto output.
3591 * toplev.c (finalize): In WPA mode remove the asm file.
3593 2009-10-03 Doug Kwan <dougkwan@google.com>
3595 * ipa-inline.c (cgraph_mark_inline): Check
3596 edge->call_stmt_cannot_inline_p instead of calling
3597 gimple_call_cannot_inline_p.
3598 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
3599 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
3600 (inline_generate_summary): Do nothing in LTRANS.
3601 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
3602 exists before calling gimple_call_cannot_inline_p.
3603 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
3604 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
3605 Update new_edge->lto_stmt_uid.
3606 * cgraphbuild.c (reset_inline_failed): New.
3608 * common.opt (fwpa): New flag.
3609 (fltrans): New option.
3610 * gcc.c (gcc_lto_option_t): New type.
3611 (current_lto_option): New variable.
3612 (lto_single_spec_function): Remove and is replaced by ..
3613 (lto_option_spec_function): New function.
3614 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
3615 passing the -flto flag.
3616 (cc1_options): Separate non-LTO related parts into ..
3617 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
3618 (lto1_options): New spec for lto FE.
3619 (link_lto_options): New spec for handling LTO flags in linker.
3620 (invoke_lto_single): Re-format to fit in 80 column. Replace
3621 lto-single with lto-option.
3622 (static_specs): Add cc1_non_lto_options, lto1_options and
3624 (static_spec_function): Replace lto-single with lto-option.
3625 (process_command): Handle -flto, -fwpa and -fltran by setting
3626 current_lto_option and not passing it to subprocess unconditionally.
3628 2009-10-03 Bill Maddox <maddox@google.com>
3630 Add `gcc' driver support for link-time code generation (LTO).
3632 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
3633 (lto_flag, lto_objects, lto_o_file): New variables.
3634 (struct lto_object, struct lto_object_list): New structures.
3635 (collect_exit, handler): Remove LTO temporary output file on exit.
3636 (add_lto_object): New function.
3637 (maybe_run_lto_and_relink): New function. Perform link time code
3638 generation and relinking for object files containing LTO information.
3639 (main): Invoke maybe_run_lto_and_relink().
3640 (dump_argv): New function. For debugging, currently disabled.
3641 (scan_prog_file): Add LTO information pass.
3642 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
3644 * toplev.c (compile_file): Emit assembler directive to create
3645 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
3647 2009-10-03 Diego Novillo <dnovillo@google.com>
3649 * c.opt: Add LTO to warn_abi and warn_psabi.
3651 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
3652 inline function. Ignore language-specific nodes. Update all users.
3653 (find_decls_types_r): Do not traverse the subtrees of
3654 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
3655 * tree.h (is_lang_specific): New.
3656 * langhooks.h (struct lang_hooks_for_decls): Remove
3657 may_need_assembler_name_p. Update all users.
3659 * c-common.c (set_builtin_user_assembler_name): Move ...
3660 * builtins.c (set_builtin_user_assembler_name): ... here.
3661 (is_builtin_name): Add comment
3662 (is_builtin_fn): New.
3663 * except.c (output_ttype): Only call
3664 lookup_type_for_runtime if TYPE is not a runtime type.
3666 * passes.c (register_pass): Call position_pass on
3667 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
3668 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
3669 (TV_IPA_LTO_DECL_IO): Define.
3670 (TV_IPA_LTO_CGRAPH_IO): Define.
3672 (TV_WHOPR_WPA): Define.
3673 (TV_WHOPR_WPA_IO): Define.
3674 (TV_WHOPR_LTRANS): Define.
3675 (TV_WHOPR_WPA_FIXUP): Define.
3676 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
3677 * tree-cfg.c (tree_node_can_be_shared): Make extern.
3678 * tree-flow.h (tree_node_can_be_shared): Declare.
3679 * tree-inline.c (tree_can_inline_p): Check that E has a
3680 statement associated with it.
3681 * tree.c (free_lang_data_in_binf): Factor out of ...
3682 (free_lang_data_in_type): ... here.
3683 Call RECORD_OR_UNION_TYPE_P.
3684 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
3685 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
3686 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
3687 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
3688 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
3689 (gate_free_lang_data): Return true if flag_generate_lto is set.
3690 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
3691 * c-common.h (set_builtin_user_assembler_name): Move ...
3692 * tree.h (set_builtin_user_assembler_name): ... here.
3694 * common.opt (flto-report): New flag.
3695 * opts.c (complain_wrong_lang): Do not complain if running lto1.
3696 * collect2.c (scan_prog_file): Send the error output of
3697 'nm' to HOST_BIT_BUCKET.
3699 2009-10-03 Ollie Wild <aaw@google.com>
3701 * langhooks-def.h (lhd_begin_section): New function declaration.
3702 (lhd_write_section): New function declaration.
3703 (lhd_end_section): New function declaration.
3704 (LANG_HOOKS_BEGIN_SECTION): New macro.
3705 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
3706 (LANG_HOOKS_END_SECTION): New macro.
3707 (LANG_HOOKS_LTO): New macro.
3708 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
3709 * langhooks.c (output.h): Add include.
3710 (saved_section): New static variable.
3711 (lhd_begin_section): New function.
3712 (lhd_write_section_data): New function.
3713 (lhd_end_section): New function.
3714 * langhooks.h (struct lang_hooks_for_lto): New structure.
3715 (struct lang_hooks): Add member lto.
3716 * Makefile.in (langhooks.o): Add dependency on output.h.
3718 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
3720 2009-10-03 Richard Guenther <rguenther@suse.de>
3722 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
3725 2009-10-03 Simon Baldwin <simonb@google.com>
3726 Richard Guenther <rguenther@suse.de>
3727 Janis Johnson <janis187@us.ibm.com>
3728 Doug Kwan <dougkwan@google.com>
3729 Diego Novillo <dnovillo@google.com>
3730 Ramana Radhakrishnan <ramana.r@gmail.com>
3731 Ollie Wild <aaw@google.com>
3733 * doc/install.texi: Add documentation for libelf and --enable-lto.
3734 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
3735 -flto-report, -flto-compression-level and -use-linker-plugin.
3736 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
3737 Add section for LTO Testing.
3739 2009-10-02 Cary Coutant <ccoutant@google.com>
3741 Add support for comdat type sections for DWARF v4.
3742 Merge from dwarf4 branch.
3744 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
3745 (dw_die_ref): Define vector type.
3746 (enum dw_val_class): Add dw_val_class_data8.
3747 (struct dw_val_struct): Add v.val_data8.
3748 (comdat_type_node_ref): New type.
3749 (struct die_struct): Move die_symbol into a union; add new field
3750 die_type_node. Change all uses.
3751 (comdat_type_node): New type.
3752 (skeleton_chain_node): New type.
3753 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
3754 (comdat_type_list): New variable.
3755 (dwarf_tag_name): Add DW_TAG_type_unit.
3756 (dwarf_attr_name): Add DW_AT_signature.
3757 (add_AT_data8): New function.
3758 (replace_child): New function.
3759 (move_all_children): New function.
3760 (print_signature): New function.
3761 (print_die): Print signature information; add dw_val_class_data8.
3762 (attr_checksum): Support dw_val_class_data8.
3763 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
3764 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
3765 (checksum_sleb128, checksum_uleb128): New functions.
3766 (checksum_die_context): New function.
3767 (loc_checksum_ordered): New function.
3768 (attr_checksum_ordered): New function.
3769 (struct checksum_attributes): New structure.
3770 (collect_checksum_attributes): New function.
3771 (die_checksum_ordered): New function.
3772 (generate_type_signature): New function.
3773 (same_dw_val_p): Add dw_val_class_data8.
3774 (is_symbol_die): Use new is_declaration_die function.
3775 (is_declaration_die): New function.
3776 (should_move_die_to_comdat): New function.
3777 (clone_die): New function.
3778 (clone_tree): New function.
3779 (clone_as_declaration): New function.
3780 (copy_declaration_context): New function.
3781 (generate_skeleton_ancestor_tree): New function.
3782 (generate_skeleton_bottom_up): New function.
3783 (generate_skeleton): New function.
3784 (remove_child_or_replace_with_skeleton): New function.
3785 (break_out_comdat_types): New function.
3786 (struct decl_table_entry): New type.
3787 (htab_decl_hash): New function.
3788 (htab_decl_eq): New function.
3789 (htab_decl_del): New function.
3790 (copy_ancestor_tree): New function.
3791 (copy_decls_walk): New function.
3792 (copy_decls_for_unworthy_types): New function.
3793 (build_abbrev_table): Don't assert on missing die_symbol when doing
3794 comdat type sections.
3795 (size_of_die): Use DW_FORM_sig8 for external references. Add
3797 (unmark_dies): Don't assert for unmarked dies when doing comdat
3799 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
3800 (output_signature): New function.
3801 (output_die): Likewise.
3802 (output_compilation_unit_header): Mark output as DWARF version 3
3803 even if generating DWARF 4.
3804 (output_comdat_type_unit): New function.
3805 (output_line_info): Mark output as DWARF version 3 even if generating
3807 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
3809 (dwarf2out_end_source_file): Likewise.
3810 (prune_unused_types_walk_attribs): Don't follow references into
3811 comdat type sections.
3812 (prune_unused_types_mark): When generating type units, do not mark
3813 children of non-defining declarations of types; do mark children of
3815 (prune_unused_types): Process comdat type sections.
3816 (htab_ct_hash): New function.
3817 (htab_ct_eq): New function.
3818 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
3819 Add a pointer to the line table from type unit entries so
3820 DW_AT_decl_file has meaning.
3821 * varasm.c (default_elf_asm_named_section): Use identifier name as
3822 comdat key instead of lang hook.
3824 2009-10-02 Neil Vachharajani <nvachhar@google.com>
3826 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
3828 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
3830 * config/i386/i386.md (SWIM248): New mode iterator.
3831 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
3832 divmodhi4 patterns using SWIM248 macro.
3833 (*divmod<mode>4): Macroize insn_and_split pattern from
3834 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
3835 and their corresponding splitters usign SWIM248 macro. Split SImode
3836 insn to generate cltd and DImode insn to generate cqto instead of
3837 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
3838 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
3839 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
3840 *divmodsi_noext patterns using SWIM248 macro.
3841 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
3842 udivmodhi4 patterns using SWIM248 macro.
3843 (*udivmod<mode>4): Macroize insn_and_split pattern from
3844 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
3845 corresponding splitters using SWIM248 macro.
3846 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
3847 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
3849 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
3851 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
3852 of zero-sized element is zero-sized regardless of its extent.
3854 2009-10-02 Jakub Jelinek <jakub@redhat.com>
3857 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
3858 * configure: Regenerated.
3859 * config.in: Regenerated.
3860 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
3861 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
3862 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
3863 not emitting .eh_frame, emit .cfi_sections .debug_frame
3868 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
3869 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
3871 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
3872 vars use DECL_RTL with resetting it back to NULL afterwards.
3873 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
3874 rtx_equal_p instead of asserting it is a SYMBOL_REF.
3875 (value_format): For dw_val_class_addr only use DW_FORM_addr if
3876 the attribute type allows it, otherwise use DW_FORM_dataN.
3877 (mem_loc_descriptor): Handle CONST_STRING.
3878 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
3879 Handle MEM with CONST_STRING address using add_AT_string.
3880 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
3881 CONST_STRING for const arrays initialized with a string literal.
3882 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
3883 (dwarf2out_finish): Call resolve_addr.
3885 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
3886 Maxim Kuvyrkov <maxim@codesourcery.com>
3888 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
3890 2009-10-02 Nick Clifton <nickc@redhat.com>
3892 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
3893 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
3895 2009-10-01 Jan Hubicka <jh@suse.cz>
3897 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
3898 (cgraph_create_virtual_clone): Just pass redirect_callers
3900 * cgraph.h (cgraph_clone_node): Update prototype.
3901 * ipa-pure-const.c (self_recursive_p): New function.
3902 (propagate): Use it.
3903 * ipa-inline.c (cgraph_clone_inlined_nodes,
3904 cgraph_decide_recursive_inlining): Update.
3906 2009-10-01 David Daney <ddaney@caviumnetworks.com>
3908 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
3909 instructions for TARGET_OCTEON.
3911 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3913 * config/arm/arm.c (arm_override_options): Turn off
3914 flag_dwarf2_cfi_asm for AAPCS variants.
3916 2009-10-01 Martin Jambor <mjambor@suse.cz>
3919 * tree-sra.c (convert_callers): Do not call
3920 compute_inline_parameters on one caller more than once.
3922 2009-10-01 Nick Clifton <nickc@redhat.com>
3924 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
3925 an empty string if not already defined.
3927 2009-10-01 Martin Jambor <mjambor@suse.cz>
3930 * tree-sra.c (is_va_list_type): New function.
3931 (find_var_candidates): Call is_va_list_type.
3932 (find_param_candidates): Check that the type or the type pointed
3933 to are not va_list types.
3935 2009-10-01 Martin Jambor <mjambor@suse.cz>
3938 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
3939 DECL_ARTIFICIAL (param_decl) is true.
3941 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
3943 * tree.h (tree_decl_common::lang_flag_8): New.
3944 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
3946 * c-common.h (RID_CONSTEXPR): New.
3948 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3950 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
3951 Use ref-all pointers.
3952 (alpha_gimplify_va_arg): Ditto.
3954 2009-09-30 Jakub Jelinek <jakub@redhat.com>
3957 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
3958 before insn counting loop now that BB_END (bb) is counted. Ensure
3959 the return value isn't zero.
3961 2009-09-30 Nick Clifton <nickc@redhat.com>
3963 * config.gcc (sh-symbianelf): Replace definition of extra_objs
3964 with separate definitions of c_target_objs and cxx_target_objs.
3965 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
3967 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
3968 sh_symbian_import_export_class.
3969 * config/sh/sh-protos.h: Fix names of exported symbian functions.
3970 * config/sh/symbian.c: Delete, moving code into...
3971 * config/sh/symbian-base.c: ... here
3972 * config/sh/symbian-c.c: ... and here
3973 * config/sh/symbian-cxx.c: ... and here.
3975 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
3978 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
3979 of plus RTX into register.
3981 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3983 * doc/install.texi: Linguistic and markup fixes.
3984 (Configuration) <--disable-cpp>: Remove description.
3985 <--enable-maintainer-mode>: Autotools files are affected, too.
3986 <--with-sysroot>: Improve description.
3987 (Building): Bump required GNU make version.
3989 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
3991 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
3992 (x86_64-*-*): Ditto.
3994 * config/i386/fma4intrin.h: New file, provide common x86 compiler
3995 intrinisics for FMA4.
3996 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
3997 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
3998 Add FMA4 check and fma4intrin.h.
3999 * config/i386/i386-c.c(ix86_target_macros_internal): Check
4001 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
4002 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
4003 constant for FMA4 support.
4004 (UNSPEC_FMA4_FMADDSUB): Ditto.
4005 (UNSPEC_FMA4_FMSUBADD): Ditto.
4006 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
4007 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
4008 (ix86_expand_fma4_multiple_memory): Ditto.
4009 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
4010 (OPTION_MASK_ISA_FMA4_UNSET): New.
4011 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
4012 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
4013 (ix86_handle_option): Handle -mfma4.
4014 (isa_opts): Handle -mfma4.
4015 (enum pta_flags): Add PTA_FMA4.
4016 (override_options): Add FMA4 support.
4017 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
4018 (IX86_BUILTIN_VFMADDSD): Ditto.
4019 (IX86_BUILTIN_VFMADDPS): Ditto.
4020 (IX86_BUILTIN_VFMADDPD): Ditto.
4021 (IX86_BUILTIN_VFMSUBSS): Ditto.
4022 (IX86_BUILTIN_VFMSUBSD): Ditto.
4023 (IX86_BUILTIN_VFMSUBPS): Ditto.
4024 (IX86_BUILTIN_VFMSUBPD): Ditto.
4025 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
4026 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
4027 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
4028 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
4029 (IX86_BUILTIN_VFNMADDSS): Ditto.
4030 (IX86_BUILTIN_VFNMADDSD): Ditto.
4031 (IX86_BUILTIN_VFNMADDPS): Ditto.
4032 (IX86_BUILTIN_VFNMADDPD): Ditto.
4033 (IX86_BUILTIN_VFNMSUBSS): Ditto.
4034 (IX86_BUILTIN_VFNMSUBSD): Ditto.
4035 (IX86_BUILTIN_VFNMSUBPS): Ditto.
4036 (IX86_BUILTIN_VFNMSUBPD): Ditto.
4037 (IX86_BUILTIN_VFMADDPS256): Ditto.
4038 (IX86_BUILTIN_VFMADDPD256): Ditto.
4039 (IX86_BUILTIN_VFMSUBPS256): Ditto.
4040 (IX86_BUILTIN_VFMSUBPD256): Ditto.
4041 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
4042 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
4043 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
4044 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
4045 (IX86_BUILTIN_VFNMADDPS256): Ditto.
4046 (IX86_BUILTIN_VFNMADDPD256): Ditto.
4047 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
4048 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
4049 (enum multi_arg_type): New enum for describing the various FMA4
4050 intrinsic argument types.
4051 (bdesc_multi_arg): New table for FMA4 intrinsics.
4052 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
4053 (ix86_expand_multi_arg_builtin): New function for creating FMA4
4055 (ix86_expand_builtin): Add FMA4 intrinsic support.
4056 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
4057 operand instructions.
4058 (ix86_expand_fma4_multiple_memory): New function to split the
4059 second memory reference from FMA4 instructions.
4060 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
4061 (ssemodesuffixf2s): Ditto.
4062 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
4064 (fma4_fmsub<mode>4): Ditto.
4065 (fma4_fnmadd<mode>4): Ditto.
4066 (fma4_fnmsub<mode>4): Ditto.
4067 (fma4_vmfmadd<mode>4): Ditto.
4068 (fma4_vmfmsub<mode>4): Ditto.
4069 (fma4_vmfnmadd<mode>4): Ditto.
4070 (fma4_vmfnmsub<mode>4): Ditto.
4071 (fma4_fmadd<mode>4256): Ditto.
4072 (fma4_fmsub<mode>4256): Ditto.
4073 (fma4_fnmadd<mode>4256): Ditto.
4074 (fma4_fnmsub<mode>4256): Ditto.
4075 (fma4_fmaddsubv8sf4): Ditto.
4076 (fma4_fmaddsubv4sf4): Ditto.
4077 (fma4_fmaddsubv4df4): Ditto.
4078 (fma4_fmaddsubv2df4): Ditto.
4079 (fma4_fmsubaddv8sf4): Ditto.
4080 (fma4_fmsubaddv4sf4): Ditto.
4081 (fma4_fmsubaddv4df4): Ditto.
4082 (fma4_fmsubaddv2df4): Ditto.
4083 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
4084 instructions for intrinsics.
4085 (fma4i_fmsub<mode>4): Ditto.
4086 (fma4i_fnmadd<mode>4): Ditto.
4087 (fma4i_fnmsub<mode>4): Ditto.
4088 (fma4i_vmfmadd<mode>4): Ditto.
4089 (fma4i_vmfmsub<mode>4): Ditto.
4090 (fma4i_vmfnmadd<mode>4): Ditto.
4091 (fma4i_vmfnmsub<mode>4): Ditto.
4092 (fma4i_fmadd<mode>4256): Ditto.
4093 (fma4i_fmsub<mode>4256): Ditto.
4094 (fma4i_fnmadd<mode>4256): Ditto.
4095 (fma4i_fnmsub<mode>4256): Ditto.
4096 (fma4i_fmaddsubv8sf4): Ditto.
4097 (fma4i_fmaddsubv4sf4): Ditto.
4098 (fma4i_fmaddsubv4df4): Ditto.
4099 (fma4i_fmaddsubv2df4): Ditto.
4100 (fma4i_fmsubaddv8sf4): Ditto.
4101 (fma4i_fmsubaddv4sf4): Ditto.
4102 (fma4i_fmsubaddv4df4): Ditto.
4103 (fma4i_fmsubaddv2df4): Ditto.
4105 * doc/invoke.texi (-mfma4): Add documentation.
4106 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
4108 2009-09-29 Richard Henderson <rth@redhat.com>
4110 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
4111 an edge to the new destination block.
4113 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4116 * pa.c (hppa_profile_hook): Use
4117 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
4119 2009-09-29 Steve Ellcey <sje@cup.hp.com>
4120 Alexander Monakov <amonakov@ispras.ru>
4123 * config/ia64/predicates.md (not_postinc_destination_operand): New.
4124 (not_postinc_memory_operand): New.
4125 (not_postinc_move_operand): New.
4126 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
4127 (*cmovsi_internal): Ditto.
4129 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
4131 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
4132 restrict issue_rate in first pass when scheduling for register
4135 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
4136 Rafael Avila de Espindola <espindola@google.com>
4138 * gengtype.c (plugin_output): New.
4139 (get_output_file_with_visibility): Return plugin_output for plugins.
4140 (main): Parse and use the -P option.
4141 * gty.texi: Update the command line format.
4143 2009-09-29 Jakub Jelinek <jakub@redhat.com>
4146 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
4148 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
4149 out if !const_ok_for_output.
4152 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
4153 case VAR_LOCATION>: Remove gcc_unreachable ().
4155 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
4157 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
4158 (x86_64-*-*): Ditto.
4159 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
4160 back to smmintrin.h.
4161 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
4162 * config/i386/x86intrin.h: Remove SSE5.
4163 * config/i386/mmintrin-common.h: Delete file.
4164 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
4166 2009-09-29 Richard Guenther <rguenther@suse.de>
4168 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
4169 resulting from stack temporaries on STRICT_ALIGNMENT targets.
4171 2009-09-29 Nick Clifton <nickc@redhat.com>
4173 * function.c (current_function_name): If there is no current
4174 function just return "<none>".
4176 2009-09-28 Sriraman Tallam <tmsriram@google.com>
4178 * tree-pass.h (register_pass_info): New structure.
4179 (pass_positioning_ops): Move enum from gcc-plugin.h.
4180 (register_pass): New function.
4181 * gcc-plugin.h (plugin_pass): Delete structure.
4182 (pass_positioning_ops): Delete enum.
4183 * plugin.c (regsiter_pass): Delete function.
4184 (position_pass): Delete function.
4185 (added_pass_nodes): Delete variable.
4186 (prev_added_pass_nodes): Delete variable.
4187 (pass_list_node): Delete structure.
4188 * passes.c (make_pass_instance): New function.
4189 (next_pass_1): Change to call make_pass_instance.
4190 (pass_list_node): Move structure from gcc-plugin.h.
4191 (added_pass_nodes): Move variable from plugin.c.
4192 (prev_added_pass_nodes): Move variable from plugin.c.
4193 (position_pass): New function.
4194 (register_pass): New function.
4196 2009-09-28 Easwaran Raman <eraman@google.com>
4198 * ifcvt.c (noce_try_abs): Recognize pattern and call
4199 expand_one_cmpl_abs_nojump.
4200 * optabs.c (expand_one_cmpl_abs_nojump): New function.
4201 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
4203 2009-09-28 Ian Lance Taylor <iant@google.com>
4206 * c-opts.c (c_common_handle_option): Don't set
4207 warn_jump_misses_init for -Wall.
4208 * doc/invoke.texi (Warning Options): Update documentation.
4210 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4212 * Makefile.in ($(out_object_file)): Depend on
4213 gt-$(basename $(notdir $(out_file))).h.
4215 2009-09-28 Richard Henderson <rth@redhat.com>
4217 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
4218 * except.c (gen_eh_region): Set it.
4219 (duplicate_eh_regions_1): Copy it.
4220 * tree-eh.c (lower_resx): Use it to determine which function
4223 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
4224 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
4225 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
4226 * tree.c (build_common_builtin_nodes): Remove parameter. Build
4227 BUILT_IN_CXA_END_CLEANUP if necessary.
4229 * c-common.c (c_define_builtins): Update call to
4230 build_common_builtin_nodes.
4232 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4234 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
4236 2009-09-28 Michael Matz <matz@suse.de>
4238 * builtins.c (interclass_mathfn_icode): New helper.
4239 (expand_builtin_interclass_mathfn): Use it here, and split folding
4241 (fold_builtin_interclass_mathfn): ... this new folder.
4242 (build_call_nofold_loc): New static helper.
4243 (build_call_nofold): New wrapper macro for above.
4244 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
4245 (expand_builtin_pow): Ditto.
4246 (expand_builtin_memset_args): Ditto.
4247 (expand_builtin_printf): Ditto.
4248 (expand_builtin_fprintf): Ditto.
4249 (expand_builtin_sprintf): Ditto.
4250 (expand_builtin_memory_chk): Ditto.
4251 (expand_builtin_mempcpy_args): Ditto and don't call folders.
4252 (expand_builtin_stpcpy): Ditto.
4253 (expand_builtin_strcmp): Ditto.
4254 (expand_builtin_strncmp): Ditto.
4255 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
4256 (expand_builtin_strcpy_args): Don't call folders.
4257 (expand_builtin_memcmp): Ditto.
4258 (expand_builtin_strncpy): Ditto, and use target.
4259 (expand_builtin_memcpy): Ditto.
4260 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
4261 expand_builtin_strpbrk, expand_builtin_memmove,
4262 expand_builtin_memmove_args, expand_builtin_bcopy,
4263 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
4264 expand_builtin_strspn, expand_builtin_strcspn,
4265 expand_builtin_fputs): Remove these.
4266 (expand_builtin): Don't call the above, change calls to other
4267 expanders that changed prototype.
4268 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
4269 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
4270 fold_builtin_interclass_mathfn.
4271 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
4272 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
4274 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
4275 * passes.c (init_optimization_passes): Move pass_fold_builtins
4276 after last phiopt pass.
4277 * tree-inline.c (fold_marked_statements): When folding builtins
4278 iterate over all instruction potentially generated.
4279 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
4281 (fold_gimple_call): Use it to always fold calls (into potentially
4282 multiple instructions).
4283 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
4284 calls into zero at this time.
4285 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
4286 statements generated by builtin folding.
4288 2009-09-28 Nick Clifton <nickc@redhat.com>
4290 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
4292 2009-09-28 Duncan Sands <baldrick@free.fr>
4294 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
4295 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
4296 (register_callback): Dispatch it.
4297 (invoke_plugin_callbacks): Incorporate in sanity check.
4298 * ggc.h (ggc_register_cache_tab): Add declaration.
4299 * ggc-common.c (ggc_register_root_tab): Simplify.
4300 (const_ggc_cache_tab_t): New typedef.
4301 (extra_cache_vec): New vector of dynamically added cache tables.
4302 (ggc_register_cache_tab): New function.
4303 (ggc_scan_cache_tab): New function.
4304 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
4305 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
4307 2009-09-27 Richard Henderson <rth@redhat.com>
4309 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
4310 which we remove __builtin_stack_restore.
4312 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
4314 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
4315 to test for GRD_INVARIANT.
4316 (simple_rhs_p): Anything that's function_invariant_p is fine.
4318 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
4320 * gengtype.c (main): Use plunge_files instead of plugin_output.
4322 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
4323 Rafael Avila de Espindola <espindola@google.com>
4325 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
4326 Don't print pch related info if it is false.
4327 (main): Don't print pch info in plugin mode.
4329 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4331 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
4332 with dw_val_class_const_double.
4333 (struct dw_val_struct): Replace val_long_long with val_double and
4334 adjust for above change.
4335 (output_loc_operands): Likewise.
4336 (add_AT_long_long): Rename into...
4337 (add_AT_double): ...this.
4338 (print_die): Replace dw_val_class_long_long with
4339 dw_val_class_const_double and adjust.
4340 (attr_checksum): Likewise.
4341 (same_dw_val_p): Likewise.
4342 (size_of_die): Likewise.
4343 (value_format): Likewise.
4344 (output_die): Likewise.
4345 (loc_descriptor) <CONST_DOUBLE>: Likewise.
4346 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
4347 instead of add_AT_long_long.
4348 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
4349 value with the precision of its type.
4351 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
4354 * c-typeck.c (build_conditional_expr): Use the readonly and
4355 volatile flags of the operand types, not of the operands itself.
4357 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
4359 * collect2.c (main): Look for -brtl before adding libraries.
4361 2009-09-27 Jonathan Gray <jsg@openbsd.org>
4363 * config.gcc: Update OpenBSD targets.
4364 * config/openbsd-stdint.h: New file.
4365 * config/openbsd-libpthread.h: New file.
4366 * config/openbsd.h: Update and break out LIB_SPEC definition.
4367 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
4368 * config/i386/openbsdelf.h: Correct types.
4369 * config/m68k/openbsd.h: Likewise.
4370 * config/mips/openbsd.h: Likewise.
4371 * config/vax/openbsd.h: Likewise.
4373 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
4375 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
4376 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
4377 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
4378 of the length and zero.
4380 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4382 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
4383 (FLAGS_H): Add options.h $(REAL_H).
4384 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
4385 (TREE_VECTORIZER_H): New.
4386 (EBITMAP_H): Renamed from EBIMAP_H.
4387 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
4388 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
4389 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
4390 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
4391 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
4392 (graphite-clast-to-gimple.o, graphite-dependences.o)
4393 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
4394 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
4395 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
4396 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
4397 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
4398 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
4399 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
4400 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
4401 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
4402 updated and fixed as per above changes and per
4403 check_makefile_deps.sh output.
4406 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
4407 * configure: Regenerate.
4409 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4411 * doc/install.texi: Update minimum MPC version to 0.7.
4413 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
4415 * doc/install.texi (Binaries): Remove reference to the binary
4416 distribution CD-ROM from the FSF.
4418 2009-09-26 Michael Matz <matz@suse.de>
4422 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
4423 that are mentioned in the body.
4425 2009-09-26 Michael Matz <matz@suse.de>
4427 PR tree-optimization/41454
4428 * tree-ssa-dom (stmts_to_rescan): Remove variable.
4429 (tree_ssa_dominator_optimize): Don't allocate and free it.
4430 (dom_opt_leave_block): Don't iterate over it.
4431 (eliminate_redundant_computations): Don't return a value.
4432 (cprop_operand, cprop_into_stmt): Ditto.
4433 (optimize_stmt): Don't defer updating stmts.
4435 2009-09-25 Dodji Seketeli <dodji@redhat.com>
4437 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
4438 generic_parameter_die, template_parameter_pack_die,
4439 gen_formal_parameter_die, gen_subprogram_die): Adjust after
4440 renaming DW_TAG_formal_parameter_pack and
4441 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
4442 and DW_TAG_GNU_template_parameter_pack.
4444 2009-09-25 Anatoly Sokolov <aesok@post.ru>
4446 * config/v850/v850.h (FUNCTION_VALUE): Remove.
4447 * config/v850/v850.c (v850_function_value): New function.
4448 (TARGET_FUNCTION_VALUE): Define.
4450 2009-09-25 Jakub Jelinek <jakub@redhat.com>
4452 * tree-vect-stmts.c (vectorizable_call): Call
4453 mark_symbols_for_renaming after vect_finish_stmt_generation.
4455 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
4456 to loc_descriptor_from_tree.
4457 (add_location_or_const_value_attribute): Pass 0 instead of 2
4458 for decl_by_reference_p decls.
4460 2009-09-25 Richard Guenther <rguenther@suse.de>
4463 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
4466 2009-09-25 Ben Elliston <bje@au.ibm.com>
4468 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
4471 2009-09-25 Alan Modra <amodra@bigpond.net.au>
4473 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
4474 form of instruction.
4476 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4479 * fold-const.c (const_binop): Handle complex int division.
4480 * tree-complex.c (expand_complex_div_straight,
4481 expand_complex_div_wide): Update comments.
4483 2009-09-24 DJ Delorie <dj@redhat.com>
4486 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
4487 (reg_class): Likewise.
4488 (REG_CLASS_NAMES): Likewise.
4489 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
4490 (m32c_override_options): Disable -fivopts for M32C.
4492 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
4494 * config/rs6000/predicates.md (indexed_or_indirect_operand):
4495 Delete VSX load/store with update support.
4496 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
4497 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
4501 (VStype_load_update): Ditto.
4502 (VStype_store_update): Ditto.
4503 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4504 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
4506 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
4507 load/store with update builtins.
4509 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
4511 * libgcc2.c (L_trampoline): Prototype for getpagesize
4512 and mprotect in WINNT case.
4514 2009-09-24 Anatoly Sokolov <aesok@post.ru>
4516 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
4517 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
4518 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
4519 'outgoing' argument.
4520 (TARGET_FUNCTION_VALUE): Define.
4522 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4524 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
4526 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
4529 * common.opt: Initialize dwarf_strict to -1.
4530 * toplev.c (process_options): Catch unset dwarf_strict
4531 and set to 0 for all targets not overriding.
4532 * config/darwin.c (darwin_override_options): Catch unset
4533 dwarf_strict and override to 1.
4535 2009-09-24 Jeff Law <law@redhat.com>
4537 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
4539 2009-09-24 Richard Guenther <rguenther@suse.de>
4541 PR tree-optimization/36143
4542 PR tree-optimization/38747
4543 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
4544 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
4546 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4549 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
4550 return false instead of gcc_unreachable (). For CONST return the
4551 value returned by recursive call instead of always returning true.
4552 (tree_add_const_value_attribute): Return the value returned by
4553 add_const_value_attribute instead of always returning true if rtl
4556 2009-09-23 Justin Seyster <jrseys@gmail.com>
4558 * Makefile.in (PLUGIN_HEADERS): Include real.h.
4560 2009-09-24 Jakub Jelinek <jakub@redhat.com>
4562 * cgraphunit.c (cgraph_lower_function): Revert last change.
4563 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
4564 instead of DECL_NO_STATIC_CHAIN.
4565 * tree-cfg.c (verify_gimple_call): Likewise.
4566 * tree-nested.c (get_chain_decl, get_chain_field,
4567 convert_tramp_reference_op, convert_gimple_call): Likewise.
4568 (convert_all_function_calls): Likewise. Always set or clear
4569 DECL_STATIC_CHAIN initially, for !n->outer clear it.
4570 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
4571 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
4573 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
4574 DECL_NO_STATIC_CHAIN.
4575 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
4576 instead of DECL_NO_STATIC_CHAIN.
4577 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
4578 decl_function_context.
4579 * varasm.c (initializer_constant_valid_p): Likewise.
4580 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
4581 (DECL_STATIC_CHAIN): ... this.
4582 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
4583 instead of DECL_NO_STATIC_CHAIN.
4585 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
4586 Rafael Avila de Espindola <espindola@google.com>
4588 * gengtype.c (nb_plugin_files): Make it unsigned to match
4589 num_gt_files. Adjust other variables to avoid warnings.
4590 (main): Allocate an all zero lang_bitmap before each plugin file name
4591 to match regular file names.
4593 2009-09-23 Richard Henderson <rth@redhat.com>
4595 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4596 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
4597 static chain passed in memory.
4598 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
4599 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
4600 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
4601 STATIC_CHAIN_REGNUM defined.
4603 * config/picochip/picochip-protos.h: s/class/klass/.
4604 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
4605 (picochip_static_chain): New.
4606 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
4607 (STATIC_CHAIN_INCOMING): Remove.
4609 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
4610 (xtensa_static_chain): New.
4611 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
4612 (STATIC_CHAIN_INCOMING): Remove.
4614 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4616 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
4617 * config/pa/pa-protos.h (function_value): Remove.
4618 * config/pa/pa.c (pa_function_value): Rename from function_value.
4619 Make static, add 'outgoing' argument.
4620 (TARGET_FUNCTION_VALUE): Define.
4622 2009-09-23 Anatoly Sokolov <aesok@post.ru>
4624 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
4625 instead of cfun->machine->is_leaf.
4626 * config/avr/avr.h (machine_function): Remove is_leaf field.
4628 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4631 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
4632 DW_OP_piece after DW_OP_stack_value, adjust size calculations
4633 for it, when DW_OP_stack_value and DW_OP_implicit_value has
4634 the same size, prefer DW_OP_stack_value.
4635 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
4636 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
4638 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4641 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
4643 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
4646 * cfgexpand.c (convert_debug_memory_address): New.
4647 (expand_debug_expr): Convert base address and offset to the same
4648 mode. Use it to convert addresses to other modes. Accept
4651 2009-09-23 Richard Guenther <rguenther@suse.de>
4653 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
4654 produced for bigendian targets with promoted subregs.
4656 2009-09-23 Richard Guenther <rguenther@suse.de>
4658 * value-prof.c (gimple_ic): Purge old EH edges only after building
4661 2009-09-23 Nick Clifton <nickc@redhat.com>
4663 * config/arc/arc.c (arc_trampoline_init): Fix typo.
4665 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4668 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
4671 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
4672 on non-nested functions.
4674 2009-09-23 Jakub Jelinek <jakub@redhat.com>
4675 Jan Hubicka <jh@suse.cz>
4677 * dwarf2out.c (loc_list_plus_const): Only define if
4678 DWARF2_DEBUGGING_INFO.
4679 (address_of_int_loc_descriptor): Likewise.
4682 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
4684 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
4687 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
4688 constant is more than zero.
4690 2009-09-23 Alan Modra <amodra@bigpond.net.au>
4693 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
4694 call final to emit non-scheduled prologue, instead insert at entry.
4696 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4697 Joseph S. Myers <joseph@codesourcery.com>
4699 * doc/install.texi (*-*-freebsd*): Add proper format codes.
4701 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4702 Rafael Avila de Espindola <espindola@google.com>
4704 * gengtype.c (is_file_equal): New function.
4705 (close_output_files): Use is_file_equal. Free of->buf.
4707 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
4708 Rafael Avila de Espindola <espindola@google.com>
4710 * gengtype.c (write_types, write_local): Add the output_header
4711 argument. Update all callers.
4713 2009-09-22 Dodji Seketeli <dodji@redhat.com>
4715 * dwarf2out.c (template_parameter_pack_die,
4716 gen_formal_parameter_pack_die ): New functions.
4717 (make_ith_pack_parameter_name): Remove this function.
4718 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
4719 DW_TAG_formal_parameter_pack.
4720 (gen_generic_params_dies): Represent each template parameter pack
4721 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
4722 represented by usual DW_TAG_template_*_parameter DIEs that are
4723 children of the DW_TAG_template_parameter_pack element DIE.
4724 (generic_parameter_die): This doesn't deal with parameter pack
4725 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
4726 of parameter pack DIEs.
4727 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
4728 in certain cases, e.g. for pack elements.
4729 (gen_formal_types_die, gen_decl_die): Adjust usage of
4730 gen_formal_parameter_die.
4731 (gen_subprogram_die): Represent each function parameter pack by a
4732 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
4733 represented by usual DW_TAG_formal_parameter DIEs that are children
4734 of the DW_TAG_formal_parameter_pack DIE. Remove references to
4735 ____builtin_va_alist decls as no part of the compiler uses those
4737 * langhooks.h (struct lang_hooks_for_decls): Add
4738 function_parm_expanded_from_pack_p, get_generic_function_decl
4739 and function_parameter_pack_p hooks. Fix comment for
4740 get_innermost_generic_parms hook.
4741 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
4742 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
4743 macros and use them to initialize lang_hook.
4745 2009-09-22 Richard Henderson <rth@redhat.com>
4747 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
4748 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
4749 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
4750 on TRAMPOLINE_TEMPLATE.
4751 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
4752 TRAMPOLINE_ADJUST_ADDRESS.
4753 * targhooks.c (default_asm_trampoline_template): Remove.
4754 (default_trampoline_adjust_address): Remove.
4755 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
4756 * targhooks.h: Update decls.
4758 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
4760 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
4761 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
4762 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
4764 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
4767 * reload1.c (reload): Reset debug insns with pseudos without
4770 2009-09-22 Janis Johnson <janis187@us.ibm.com>
4772 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
4773 unconditional true for decimal float modes.
4774 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
4775 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
4777 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
4779 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
4780 Enable a new case for __FreeBSD__ >= 7.
4781 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
4782 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
4783 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
4784 and USE_LD_AS_NEEDED.
4786 * doc/install.texi (*-*-freebsd*): Update target information.
4788 2009-09-22 Richard Guenther <rguenther@suse.de>
4791 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
4792 arrays really properly.
4794 2009-09-22 Richard Henderson <rth@redhat.com>
4797 * target.h (struct gcc_target): Add asm_out.trampoline_template,
4798 calls.static_chain, calls.trampoline_init,
4799 calls.trampoline_adjust_address.
4800 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4801 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
4802 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4803 * builtins.c (expand_builtin_setjmp_receiver): Use
4804 targetm.calls.static_chain; only clobber registers.
4805 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
4806 set up memory attributes properly for the trampoline block.
4807 (expand_builtin_adjust_trampoline): Use
4808 targetm.calls.trampoline_adjust_address.
4809 * calls.c (prepare_call_address): Add fndecl argument. Use
4810 targetm.calls.static_chain.
4811 * df-scan.c (df_need_static_chain_reg): Remove.
4812 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
4813 consolodate static chain handling.
4814 * doc/tm.texi: Document new hooks.
4815 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
4816 (init_emit_regs): Don't initialize them.
4817 * expr.h (prepare_call_address): Update decl.
4818 * final.c (profile_function): Use targetm.calls.static_chain.
4819 * function.c (expand_function_start): Likewise.
4820 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
4821 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
4822 only clobber registers.
4823 * targhooks.c (default_static_chain): New.
4824 (default_asm_trampoline_template, default_trampoline_init): New.
4825 (default_trampoline_adjust_address): New.
4826 * targhooks.h: Declare them.
4827 * varasm.c (assemble_trampoline_template): Use
4828 targetm.asm_out.trampoline_template. Make the memory block const
4831 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
4832 alpha_initialize_trampoline. Make static. Merge VMS parameter
4833 differences into the TARGET_ABI_OPEN_VMS code block.
4834 (TARGET_TRAMPOLINE_INIT): New.
4835 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
4836 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
4837 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
4838 (INITIALIZE_TRAMPOLINE): Remove.
4840 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
4841 (TRAMPOLINE_TEMPLATE): Merge with ...
4842 (INITIALIZE_TRAMPOLINE): ... this and move ...
4843 * config/arc/arc.c (arc_trampoline_init): ... here.
4844 (TARGET_TRAMPOLINE_INIT): New.
4846 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4847 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
4848 (arm_asm_trampoline_template): New.
4849 (arm_trampoline_init, arm_trampoline_adjust_address): New.
4850 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
4851 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
4852 code to arm_asm_trampoline_template.
4853 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
4854 arm_trampoline_adjust_address.
4855 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
4856 adjust for target hook parameters.
4858 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
4861 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
4862 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
4863 (bfin_trampoline_init): Rename from initialize_trampoline;
4864 make static; update for target hook parameters.
4865 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
4866 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
4867 bfin_asm_trampoline_template.
4868 (INITIALIZE_TRAMPOLINE): Remove.
4870 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4871 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
4872 cris_trampoline_init): New.
4873 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
4874 cris_asm_trampoline_template.
4875 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
4876 adjust for target hook parameters.
4878 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
4880 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4881 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
4882 fr30_trampoline_init): New.
4883 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
4884 fr30_asm_trampoline_template.
4885 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
4886 adjust for target hook parameters.
4888 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
4889 (frv_trampoline_init): Rename from frv_initialize_trampoline;
4890 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
4891 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
4892 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
4894 * config/h8300/h8300.c (h8300_trampoline_init): New.
4895 (TARGET_TRAMPOLINE_INIT): New.
4896 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
4897 to h8300_trampoline_init and adjust for hook parameters.
4899 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
4900 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
4901 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
4902 make static; adjust for hook parameters.
4903 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
4905 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4906 (TARGET_TRAMPOLINE_INIT): New.
4907 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
4908 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
4909 iq2000_asm_trampoline_template.
4910 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
4911 (TRAMPOLINE_CODE_SIZE): New.
4912 (TRAMPOLINE_SIZE): Use it.
4913 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
4915 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
4916 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
4917 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
4918 adjust for hook parameters.
4919 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
4921 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
4922 (m32r_trampoline_init): New.
4923 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
4924 m32r_trampoline_init.
4926 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
4927 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
4928 make static; update for hook parameters.
4929 * config/m68hc11/m68hc11-protos.h: Update.
4930 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
4932 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4933 (TARGET_TRAMPOLINE_INIT): New.
4934 (mcore_function_value): Fix typo.
4935 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
4936 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
4937 to mcore_asm_trampoline_template.
4938 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
4940 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
4941 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
4942 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
4943 update for hook parameters.
4944 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
4946 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4947 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4948 mips_trampoline_init): New.
4949 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
4950 mips_asm_trampoline_template.
4951 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
4952 update for hook parameters.
4954 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
4955 (TARGET_TRAMPOLINE_INIT): New.
4956 (mmix_trampoline_size): Remove.
4957 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
4958 make static. Remove out-of-date tetra vs octa comment.
4959 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
4960 make static; update for hook parameters.
4961 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
4962 (INITIALIZE_TRAMPOLINE): Remove.
4963 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
4964 (TRAMPOLINE_ALIGNMENT): New.
4965 * gcc/config/mmix/mmix-protos.h: Update.
4967 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4968 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4969 mn10300_trampoline_init): New.
4970 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
4971 mn10300_asm_trampoline_template.
4972 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
4974 * config/moxie/moxie.c (moxie_static_chain,
4975 moxie_asm_trampoline_template, moxie_trampoline_init,
4976 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
4977 TARGET_TRAMPOLINE_INIT): New.
4978 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
4979 moxie_trampoline_init.
4980 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
4981 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
4983 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
4984 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
4985 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
4986 pa_trampoline_adjust_address): New.
4987 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
4988 pa_asm_trampoline_template.
4989 (TRAMPOLINE_ALIGNMENT): New.
4990 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
4991 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
4992 adjust for hook parameters.
4993 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
4995 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
4996 (TARGET_TRAMPOLINE_INIT): New.
4997 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
4998 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
5000 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
5002 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
5003 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
5004 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
5005 make static; adjust parameters for the hook.
5006 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
5008 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
5009 s390_trampoline_template; make static.
5010 (s390_trampoline_init): Rename from s390_initialize_trampoline;
5011 make static; adjust for target hook.
5012 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
5013 * config/s390/s390-protos.h: Remove trampoline decls.
5014 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
5015 (TRAMPOLINE_TEMPLATE): Remove.
5016 (TRAMPOLINE_ALIGNMENT): New.
5018 * config/score/score-protos.h (score_initialize_trampoline): Remove.
5019 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5020 (TARGET_TRAMPOLINE_INIT): New.
5021 (score_asm_trampoline_template): New.
5022 (score_trampoline_init): Rename from score_initialize_trampoline;
5023 make static; adjust for hook parameters.
5024 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
5025 score[37]_asm_trampoline_template.
5026 (INITIALIZE_TRAMPOLINE): Remove.
5027 * config/score/score3.c (score3_asm_trampoline_template): New.
5028 (score3_trampoline_init): Rename from score3_initialize_trampoline;
5029 adjust for target hook.
5030 * config/score/score7.c (score7_asm_trampoline_template): New.
5031 (score7_trampoline_init): Rename from score7_initialize_trampoline;
5032 adjust for target hook.
5033 * config/score/score3.h, config/score/score7.h: Update.
5035 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
5036 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
5037 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
5038 (sh_trampoline_init): Rename from sh_initialize_trampoline;
5039 make static; adjust for target hook parameters.
5040 (sh_trampoline_adjust_address): New.
5041 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
5042 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
5044 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
5045 (sparc32_initialize_trampoline): Rename from
5046 sparc_initialize_trampoline; make static; replace tramp parameter
5047 with m_tramp and update memory accesses.
5048 (sparc64_initialize_trampoline): Similarly.
5049 (sparc_trampoline_init): New.
5050 * config/sparc/sparc-protos.h: Remove trampoline decls.
5051 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
5052 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
5054 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
5055 (array_to_constant): Make ARR parameter const.
5056 (spu_trampoline_init): Rename from spu_initialize_trampoline;
5057 make static; update for hook parameters.
5058 * config/spu/spu-protos.h: Update decls.
5059 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
5061 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
5062 from xstormy16_initialize_trampoline; make static; update for
5064 (TARGET_TRAMPOLINE_INIT): New.
5065 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
5067 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5068 (TARGET_TRAMPOLINE_INIT): New.
5069 (v850_can_eliminate): Make static.
5070 (v850_asm_trampoline_template, v850_trampoline_init): New.
5071 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
5072 v850_asm_trampoline_template.
5073 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
5074 and adjust for target hook parameters.
5076 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5077 (TARGET_TRAMPOLINE_INIT): New.
5078 (vax_asm_trampoline_template, vax_trampoline_init): New.
5079 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
5080 vax_asm_trampoline_template.
5081 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
5083 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
5084 (TARGET_TRAMPOLINE_INIT): New.
5085 (xtensa_asm_trampoline_template): Rename from
5086 xtensa_trampoline_template; make static.
5087 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
5088 make static; update for hook parameters.
5089 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
5090 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
5091 (INITIALIZE_TRAMPOLINE): Remove.
5093 * config/i386/i386.c (ix86_function_regparm): Do not issue an
5094 error for nested functions with regparm=3.
5095 (ix86_compute_frame_layout): Adjust frame pointer offset for
5096 ix86_static_chain_on_stack.
5097 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
5098 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
5099 don't reset to UNITS_PER_WORD.
5100 (ix86_emit_leave): Adjust ix86_cfa_state.
5101 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
5102 (ix86_static_chain): New.
5103 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
5104 make static; update for target hook parameters; use ix86_static_chain.
5105 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
5106 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
5107 (INITIALIZE_TRAMPOLINE): Remove.
5108 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
5109 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
5110 to the end. Add static_chain_on_stack.
5111 (ix86_static_chain_on_stack): New.
5113 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
5114 (m68k_output_mi_thunk): Don't use static_chain_rtx.
5115 (m68k_trampoline_init): New.
5116 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
5117 m68k_trampoline_init and adjust for hook parameters.
5118 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
5119 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
5121 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5123 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
5124 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
5126 * reload1.c (reload): Call wrap_constant when substituting
5127 reg for equiv inside of DEBUG_INSNs.
5130 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
5131 add_call_src_coords_attributes, add_high_low_attributes,
5132 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
5133 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
5134 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
5135 when -gdwarf-2 -gstrict-dwarf.
5136 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
5137 -gdwarf-[23] -gstrict-dwarf.
5138 (address_of_int_loc_descriptor, loc_descriptor,
5139 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
5140 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
5141 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
5143 2009-09-22 Richard Guenther <rguenther@suse.de>
5145 PR tree-optimization/41428
5146 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5147 (ccp_finalize): Pass it to substitute_and_fold.
5149 2009-09-22 Richard Guenther <rguenther@suse.de>
5151 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
5152 (substitute_and_fold): Adjust prototype.
5153 * tree-vrp.c (vrp_evaluate_conditional): Make static.
5154 (simplify_stmt_using_ranges): Likewise.
5155 (fold_predicate_in): Move here from tree-ssa-propagate.c.
5156 (vrp_fold_stmt): New function.
5157 (vrp_finalize): Pass it to substitute_and_fold.
5158 * tree-flow.h (vrp_evaluate_conditional): Remove.
5159 (simplify_stmt_using_ranges): Likewise.
5160 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
5161 * tree-ssa-copy.c (fini_copy_prop): Likewise.
5162 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
5164 (fold_predicate_in): Move to tree-vrp.c.
5165 (substitute_and_fold): Use the callback instead of calling into
5166 tree-vrp.c functions directly.
5168 2009-09-22 Jakub Jelinek <jakub@redhat.com>
5170 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
5171 comparison warning on rs6000.
5174 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
5175 GIMPLE_EH_MUST_NOT_THROW cleanup.
5176 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5178 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
5181 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
5182 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
5183 LIB_SPEC for darwin10 and later since it always uses the unwinder in
5184 libSystem which is derived from the gcc 4.2.1 unwinder.
5186 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5189 * varasm.c (default_encode_section_info): Copy TLS model into
5190 sym_ref flags regardless of backend support for TLS, for all
5191 model types except TLS_MODEL_EMULATED.
5193 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
5196 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
5197 we can handle it correctly.
5199 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5201 * doc/install.texi (os2): Remove section.
5203 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
5205 * doc/standards.texi (Objective-C): Adjust two URLs.
5207 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
5209 * tree-tailcall.c (process_assignment): Don't check if a
5210 multiplication or an addition are already present.
5211 (find_tail_calls): Combine multiple additions and multiplications.
5212 (adjust_accumulator_values): Emit accumulators.
5214 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
5216 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
5217 xmm register restore.
5219 2009-09-21 Jan Hubicka <jh@suse.cz>
5221 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
5222 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
5225 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
5227 * stor-layout.c (layout_type): Remove obsolete code.
5229 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
5232 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
5234 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5237 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
5238 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
5239 (fold_builtin_2, do_mpc_arg1): Update accordingly.
5240 * fold-const.c (const_binop): Likewise.
5241 * real.h (do_mpc_arg2): Update prototype.
5243 2009-09-20 Jan Hubicka <jh@suse.cz>
5245 * dwarf2out.c (add_const_value_attribute): Return true if successful.
5246 (add_location_or_const_value_attribute): Rewrite using
5248 (tree_add_const_value_attribute): Return true if successful.
5249 (tree_add_const_value_attribute_for_decl): Likewise.
5251 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
5252 (loc_descriptor): ... here;
5253 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5254 (cst_pool_loc_descr): Break out from ...; do not reffer constant
5255 pool items that was not marked for output.
5256 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
5257 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5258 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
5259 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
5260 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
5261 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
5262 DW_OP_stack_value to get address of items that are not available
5264 (dw_loc_list): Handle single element lists correctly.
5266 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
5267 Pascal Obry <obry@adacore.com>
5269 * unwind-dw2-fde.c (classify_object_over_fdes):
5270 Cast the constant 1 to _Unwind_Ptr.
5271 (add_fdes): Likewise.
5272 (linear_search_fdes): Likewise.
5274 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
5276 * stor-layout.c (set_sizetype): Avoid useless type copy.
5278 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
5280 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5282 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
5283 * configure, config.in: Regenerate.
5284 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
5286 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
5287 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
5288 for global data if the output could be used in a shared library.
5289 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
5290 to 0 if TARGET_WRITABLE_EH_FRAME.
5292 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
5294 PR rtl-optimization/39886
5295 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
5296 just when insn is equal to BB_END (bb).
5298 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
5300 * config/mips/mips.opt (mrelax-pic-calls): New option.
5301 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
5303 (mips_unspec_call): Change "unspec_call" expander into this.
5304 (mips_strip_unspec_call): New function.
5305 (mips_got_load): Call mips_unspec_call instead of
5306 gen_unspec_call<mode>.
5307 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
5309 (mips_cfg_in_reorg): New function.
5310 (mips16_lay_out_constants): Use it to decide whether to call
5311 CFG-aware insn splitting.
5312 (r10k_insert_cache_barriers): Move CFG set-up code from here to
5313 mips_reorg. Move DF set-up code from here ...
5314 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
5316 (mips_reorg): Call mips_df_reorg instead of
5317 r10k_insert_cache_barriers. Move CFG set-up code here from
5318 r10k_insert_cache_barriers.
5319 (mips_call_expr_from_insn): New function.
5320 (mips_pic_call_symbol_from_set): Likewise.
5321 (mips_find_pic_call_symbol): Likewise.
5322 (mips_annotate_pic_call_expr): Likewise.
5323 (mips_get_pic_call_symbol): Likewise.
5324 (mips_annotate_pic_calls): Likewise.
5325 (mips_override_options): Disable -mrelax-pic-calls unless PIC
5327 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
5328 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
5329 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
5331 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
5332 (unspec_call<mode>): Remove it.
5333 (sibcall_internal, sibcall_value_internal,
5334 sibcall_value_multiple_internal, call_internal, call_split,
5335 call_value_internal, call_value_split,
5336 call_value_multiple_internal, call_value_multiple_split): Pass
5337 SIZE_OPNO to MIPS_CALL.
5338 (call_internal_direct, call_direct_split,
5339 call_value_internal_direct, call_value_direct_split): Pass -1 as
5340 SIZE_OPNO to MIPS_CALL.
5341 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
5342 * configure: Regenerate.
5343 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
5344 and -mno-relax-pic-calls.
5345 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
5347 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5350 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
5351 in the directory this rule is called from, rather than the
5352 toplevel 'gcc' directory, to fix in-tree build.
5354 2009-09-19 Chris Demetriou <cgd@google.com>
5356 PR preprocessor/28435:
5357 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
5358 to cpplib that the preprocessor output is needed.
5360 2009-09-19 Jakub Jelinek <jakub@redhat.com>
5362 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
5363 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
5364 *return_and_restore_fpregs_<mode>,
5365 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
5368 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
5369 instead of assuming it has always a REG inside of it.
5371 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
5373 * config/freebsd.h: Update comment on types.
5374 (WINT_TYPE): Define.
5376 2009-09-18 Jason Merrill <jason@redhat.com>
5378 * c.opt: Add -fno-deduce-init-list.
5380 2009-09-18 Neil Vachharajani <nvachhar@google.com>
5382 * value-prof.c (interesting_stringop_to_profile_p): Added output
5383 argument to indicate which parameter is the size parameter.
5384 * value-prof.c (gimple_stringop_fixed_value): Use
5385 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
5386 * value-prof.c (gimple_stringops_transform): Update call sites to
5387 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
5389 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
5392 From David Binderman <dcb314@hotmail.com>:
5393 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
5394 local variable f. Remove stale comments.
5395 (ix86_compute_frame_layout): Remove useless local variable total_size.
5396 Remove #if 0'd code.
5397 (legitimate_address_p): Remove useless local variables
5398 reason_rtx and reason.
5399 (ix86_split_copysign_const): Remove useless local variable op1.
5400 (scale_counter): Remove useless local variable piece_size_mask.
5402 2009-09-18 Jakub Jelinek <jakub@redhat.com>
5404 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
5407 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
5410 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
5412 2009-09-17 Jakub Jelinek <jakub@redhat.com>
5414 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
5417 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
5419 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
5420 DW_OP_implicit_value even without dwarf_version 4.
5422 2009-09-17 Jan Hubicka <jh@suse.cz>
5424 * dwarf2out.c: Include tree-pass.h and gimple.h.
5425 (loc_list_plus_const): New function.
5426 (loc_descriptor_from_tree_1): Rename to ...
5427 (loc_descriptor_from_tree): ... remove original.
5428 (loc_list_from_tree): New function.
5429 (add_AT_location_description): Accept location list.
5430 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
5431 (concatn_mem_loc_descriptor): Remove.
5432 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
5434 (secname_for_decl): Move up.
5435 (hidden_reference_p): New function; break out from ...
5436 (loc_by_refernece): ... here; move up.
5437 (dw_loc_list): New function.
5438 (single_element_loc_list): New function.
5439 (single_element_loc_list_p): New function.
5440 (add_loc_descr_to_each): New function.
5441 (add_loc_list): New function.
5442 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
5443 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
5444 add diagnostics why expansion failed.
5445 (add_location_or_const_value_attribute): Support location lists.
5446 (add_bound_info): Likewise.
5447 (descr_info_loc): Update call of loc_descriptor_from_tree.
5448 (gen_variable_die): Work on location lists.
5449 * final.c (pass_final): Add dump file.
5450 * Makefile.in (dwarf2out.o): Add new dependencies.
5452 2009-09-17 Janis Johnson <janis187@us.ibm.com>
5455 * real.c decimal_from_integer, decimal_integer_string): New.
5456 (real_from_integer): Use them as special case for decimal float.
5457 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
5458 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
5459 Do not append zero after the decimal point in string to convert.
5461 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
5463 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
5464 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
5466 2009-09-17 Martin Jambor <mjambor@suse.cz>
5468 * common.opt (fipa-sra): New switch.
5469 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
5470 * timevar.def (TV_IPA_SRA): New timevar.
5471 * params.def (ipa-sra-ptr-growth-factor): New parameter.
5472 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
5473 * tree-sra.c: Include cgraph.c.
5474 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
5475 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
5476 and grp_not_necessarilly_dereferenced.
5477 (func_param_count): New variable.
5478 (encountered_apply_args): New variable.
5479 (bb_dereferences): New variable.
5480 (final_bbs): New variable.
5481 (no_accesses_representant): New variable.
5482 (no_accesses_p): New function.
5483 (dump_access): Dump the new fields.
5484 (sra_initialize): Set encountered_apply_args to false.
5485 (get_ssa_base_param): New function.
5486 (mark_parm_dereference): New function.
5487 (create_access): Caring for INIDRECT_REFs and different handling of
5488 varialble length accesses in early IPA SRA. Store the stmt - a new
5489 parameter - to the new access.
5490 (build_access_from_expr_1): New parameter stmt, passed to
5491 create_access. Handle INDIRECT_REFs.
5492 (build_access_from_expr): Pass the current statement to
5493 build_access_from_expr_1.
5494 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
5496 (build_accesses_from_assign): Pass the current statement to
5497 build_access_from_expr_1. Do not create assign links in IPA-SRA.
5498 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
5499 final_bbs when necessary. Check for calls to __builtin_apply_args.
5500 Fixup EH info if anythng was changed.
5501 (is_unused_scalar_param): New function.
5502 (ptr_parm_has_direct_uses): New function.
5503 (find_param_candidates): New function.
5504 (mark_maybe_modified): New function.
5505 (analyze_modified_params): New function.
5506 (propagate_dereference_distances): New function.
5507 (dump_dereferences_table): New function.
5508 (analyze_caller_dereference_legality): New function.
5509 (unmodified_by_ref_scalar_representative): New function.
5510 (splice_param_accesses): New function.
5511 (decide_one_param_reduction): New function.
5512 (enum ipa_splicing_result): New type.
5513 (splice_all_param_accesses): New function.
5514 (get_param_index): New function.
5515 (turn_representatives_into_adjustments): New function.
5516 (analyze_all_param_acesses): New function.
5517 (get_replaced_param_substitute): New function.
5518 (get_adjustment_for_base): New function.
5519 (replace_removed_params_ssa_names): New function.
5520 (sra_ipa_reset_debug_stmts): New function.
5521 (sra_ipa_modify_expr): New function.
5522 (sra_ipa_modify_assign): New function.
5523 (convert_callers): New function.
5524 (modify_function): New function.
5525 (ipa_sra_preliminary_function_checks): New function.
5526 (ipa_early_sra): New function.
5527 (ipa_early_sra_gate): New function.
5528 (pass_early_ipa_sra): New variable.
5529 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
5531 2009-09-17 Michael Matz <matz@suse.de>
5534 * tree.c (build_type_attribute_qual_variant): Export.
5535 * tree.h (build_type_attribute_qual_variant): Declare.
5536 * tree-inline.c (remap_type_1): Use it to build variants with
5537 the original qualifiers and attributes.
5539 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5541 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
5542 without a fallthrough edge.
5544 2009-09-16 DJ Delorie <dj@redhat.com>
5546 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
5547 chip and ignore the "fast_interrupt" attribute if so.
5549 2009-09-16 Richard Henderson <rth@redhat.com>
5552 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
5555 2009-09-16 Richard Henderson <rth@redhat.com>
5558 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
5559 is set only if DECL_NO_STATIC_CHAIN is unset.
5560 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
5561 (FOR_EACH_NEST_INFO): New.
5562 (walk_all_functions): Use it.
5563 (finalize_nesting_tree): Likewise.
5564 (unnest_nesting_tree): Likewise.
5565 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
5566 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
5567 (convert_gimple_call): Early out if gimple_call_chain already set.
5568 (convert_all_function_calls): Iterate until no new functions
5569 require a static chain.
5570 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
5571 when building a trampoline. Use dump_function_to_file instead
5573 (lower_nested_functions): Open dump_file. Validate that decls
5574 that have DECL_NO_STATIC_CHAIN from the front end don't have that
5575 bit reset by this pass.
5577 2009-09-16 Michael Matz <matz@suse.de>
5580 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
5581 shorten decl_common_unused.
5582 (DECL_RESTRICTED_P): New accessor.
5583 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
5584 to disambiguate marked decls and restrict pointers.
5586 2009-09-16 Richard Henderson <rth@redhat.com>
5589 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
5591 2009-09-16 Jakub Jelinek <jakub@redhat.com>
5593 * integrate.c (set_block_abstract_flags): Call
5594 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
5596 2009-09-16 Richard Guenther <rguenther@suse.de>
5599 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
5602 2009-09-16 DJ Delorie <dj@redhat.com>
5603 Kaz Kojima <kkojima@gcc.gnu.org>
5605 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
5606 (sh_expand_prologue): Update calls to output_stack_adjust.
5607 (sh_expand_epilogue): Likewise.
5609 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
5612 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
5613 trying to limit the extent of searches in the insn stream.
5615 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
5616 Jakub Jelinek <jakub@redhat.com>
5620 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
5622 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
5623 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
5624 (rs6000_savres_strategy): Always save FP registers inline if the
5625 target doesn't support hardware double-precision. Set the above
5626 bits in return value when needed.
5627 (rs6000_savres_routine_sym): Fix computation for cache selector.
5628 Mark the generated symbol as a function. Rename exitp argument to
5629 lr. Move code for determining the name of the symbol...
5630 (rs6000_savres_routine_name): ...here. New function. Add cases for
5631 getting the names right on AIX and 64-bit Linux.
5632 (savres_routine_name): New variable.
5633 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
5634 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
5635 on what the target routine uses as a base register. If savep && lr
5636 describe saving of r0 into memory slot.
5637 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
5638 line calls for AIX ABI.
5639 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
5640 determine FP save/restore functions.
5641 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
5642 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
5644 (rs6000_emit_epilogue): Adjust computation of restore_lr.
5645 Duplicate restoration of LR and execute the appropriate one
5646 depending on whether GPRs are being restored inline. Set r11 from
5647 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
5648 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
5649 Fix out of line calls for AIX ABI.
5650 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
5652 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
5654 (*restore_gpregs_spe): Likewise.
5655 (*return_and_restore_gpregs_spe): Likewise.
5656 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5657 Define to empty string unconditionally.
5658 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
5659 Define to empty string unconditionally.
5660 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
5663 2009-09-15 Jan Hubicka <jh@suse.cz>
5665 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
5666 * params.def (inline-insns-auto): Likewise.
5668 2009-09-15 Martin Jambor <mjambor@suse.cz>
5670 * ipa-inline.c (estimate_function_body_sizes): Dump info about
5671 individual statements only at TDF_DETAILS dump level. Format
5672 source for 80 characters per line.
5674 2009-09-15 Christian Bruel <christian.bruel@st.com>
5676 * regrename.c (do_replace): Update REG_DEAD notes.
5678 2009-09-15 Revital Eres <eres@il.ibm.com>
5680 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
5681 * targhooks.c (default_builtin_support_vector_misalignment):
5682 New builtin function.
5683 * targhooks.h (default_builtin_support_vector_misalignment):
5685 * target.h (builtin_support_vector_misalignment):
5686 New field in struct gcc_target.
5687 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
5688 new builtin function.
5689 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
5691 * config/rs6000/rs6000.c
5692 (rs6000_builtin_support_vector_misalignment): New function.
5693 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
5695 2009-09-15 Jie Zhang <jie.zhang@analog.com>
5697 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
5699 (bfin_optimize_loop): Likewise.
5700 (bfin_gen_bundles): Likewise.
5701 (workaround_speculation): Likewise.
5702 (find_load): Return NULL_RTX for debug_insn.
5704 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
5706 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
5709 2009-09-14 DJ Delorie <dj@redhat.com>
5711 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
5712 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
5715 2009-09-14 Richard Henderson <rth@redhat.com>
5716 Jakub Jelinek <jakub@redhat.com>
5718 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
5719 * cfgbuild.c (make_edges): Handle asm goto.
5720 * cfglayout.c (fixup_reorder_chain): Likewise.
5721 * cfgrtl.c (patch_jump_insn): Likewise.
5722 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
5723 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
5724 (gimple_build_asm_vec): Add and use labels parameter.
5725 (gimple_build_asm): Remove.
5726 (walk_gimple_asm): Walk labels too.
5727 * gimple.def (GIMPLE_ASM): Update docs.
5728 * gimple.h: Update decls.
5729 (struct gimple_statement_asm): Change nc to use unsigned char;
5731 (gimple_asm_nlabels): New.
5732 (gimple_asm_label_op, gimple_asm_set_label_op): New.
5733 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
5734 into gimple_build_asm_vec.
5735 * jump.c (mark_jump_label_asm): New.
5736 (mark_jump_label): Use it.
5737 (redirect_jump_1): Handle asm goto.
5738 (invert_jump_1): Soft fail if X is null.
5739 * recog.c (extract_asm_operands): New.
5740 (asm_noperands): Use it; handle asm labels.
5741 (decode_asm_operands): Use extract_asm_operands.
5742 (asm_operand_ok): Properly handle empty string.
5743 * reg-stack.c (get_asm_operands_in_out): Rename from
5744 get_asm_operand_n_inputs; use extract_asm_operands; return both
5745 inputs and outputs by reference; update all callers.
5746 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
5747 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
5748 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
5749 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
5750 (extract_asm_operands): Declare.
5751 * stmt.c (expand_asm_operands): Add and use labels parameter.
5752 (check_unique_operand_names): Likewise.
5753 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
5754 (expand_asm_stmt): Handle asm labels.
5755 * tree-cfg.c (make_gimple_asm_edges): New.
5756 (make_edges): Use it.
5757 (cleanup_dead_labels): Handle asm labels.
5758 (is_ctrl_altering_stmt): Likewise.
5759 (gimple_redirect_edge_and_branch): Likewise.
5760 * tree.def (ASM_EXPR): Add 5th operand.
5761 * tree.h (ASM_LABELS): New.
5762 (resolve_asm_operand_names): Update decl.
5764 * c-parser.c (c_parser_asm_statement): Parse asm goto.
5765 (c_parser_asm_goto_operands): New.
5766 * c-tree.h (build_asm_expr): Update decl.
5767 * c-typeck.c (build_asm_expr): Add and use labels parameter.
5768 * doc/extend.texi: Document asm goto.
5770 2009-09-14 Richard Henderson <rth@redhat.com>
5772 * except.h: Update declarations.
5773 (struct pointer_map_t): Forward declare.
5774 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
5775 (struct eh_landing_pad_d, eh_landing_pad): New.
5776 (struct eh_catch_d, eh_catch): New.
5777 (struct eh_region_d): Remove next_region_sharing_label, aka,
5778 label, tree_label, landing_pad, post_landing_pad, resume,
5779 may_contain_throw. Rename region_number to index. Remove
5780 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
5781 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
5782 (VEC(eh_landing_pad,gc)): New.
5783 (struct eh_status): Remove last_region_number. Add lp_array,
5784 throw_stmt_table, ttype_data, ehspec_data.
5785 (ehr_next, FOR_ALL_EH_REGION_AT): New.
5786 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
5787 * except.c (lang_protect_cleanup_actions): Return tree.
5788 (struct ehl_map_entry): Remove.
5789 (init_eh_for_function): Push zero entries for region and lp_array.
5790 (gen_eh_region): Add to region_array immediately.
5791 (gen_eh_region_catch): Operate on eh_catch objects.
5792 (gen_eh_landing_pad): New.
5793 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
5794 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
5795 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
5796 (get_eh_landing_pad_from_number_fn): New.
5797 (get_eh_landing_pad_from_number): New.
5798 (get_eh_region_from_lp_number_fn): New.
5799 (get_eh_region_from_lp_number): New.
5800 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
5801 (get_exception_pointer, get_exception_filter): Remove.
5802 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
5803 (current_function_has_exception_handlers): Simplify.
5804 (bring_to_root, eh_region_replaceable_by_p): Remove.
5805 (replace_region, hash_type_list, hash_eh_region): Remove.
5806 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
5807 (label_to_region_map, num_eh_regions): Remove.
5808 (get_next_region_sharing_label, must_not_throw_labels): Remove.
5809 (find_exception_handler_labels): Remove.
5810 (duplicate_eh_regions_0, find_prev_try): Remove.
5811 (struct duplicate_eh_regions_data): New.
5812 (duplicate_eh_regions_1): Rewrite.
5813 (duplicate_eh_regions): Return a pointer map instead of an
5815 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
5816 (redirect_eh_edge_to_label): Remove.
5817 (eh_region_outermost): Rewrite using eh_region pointers
5818 instead of integers.
5819 (add_ttypes_entry): Update for ttype_data move to eh_status.
5820 (add_ehspec_entry): Rewrite with VEC instead of varray.
5821 (assign_filter_values): Likewise. Export.
5822 (build_post_landing_pads, connect_post_landing_pads): Remove.
5823 (dw2_build_landing_pads): Rewrite to use lp_array.
5824 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
5825 (sjlj_assign_call_site_values): Rewrite to use lp_array.
5826 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
5827 (sjlj_mark_call_sites): Update for landing pad numbers.
5828 (finish_eh_generation): Rewrite.
5829 (gate_handle_eh): Do nothing for no eh tree.
5830 (pass_rtl_eh): Move up near finish_eh_generation.
5831 (remove_eh_landing_pad): New.
5832 (remove_eh_handler): Export.
5833 (remove_eh_region, remove_eh_handler_and_replace): Remove.
5834 (for_each_eh_label): Rewrite to use lp_array.
5835 (make_reg_eh_region_note): New.
5836 (make_reg_eh_region_note_nothrow_nononlocal): New.
5837 (insn_could_throw_p): New.
5838 (copy_reg_eh_region_note_forward): New.
5839 (copy_reg_eh_region_note_backward): New.
5840 (check_handled, add_reachable_handler): Remove.
5841 (reachable_next_level, foreach_reachable_handler): Remove.
5842 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
5843 (get_eh_region_and_lp_from_rtx): New.
5844 (get_eh_region_from_rtx): New.
5845 (can_throw_internal_1, can_throw_external_1): Remove.
5846 (can_throw_internal): Use get_eh_region_from_rtx.
5847 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
5848 (insn_nothrow_p, can_nonlocal_goto): New.
5849 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
5850 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
5851 (add_action_record): Use VEC not varray.
5852 (collect_one_action_chain): Update for eh_region changes.
5853 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
5854 Use get_eh_region_and_lp_from_rtx.
5855 (gate_convert_to_eh_region_ranges): New.
5856 (pass_convert_to_eh_region_ranges): Use it.
5857 (push_uleb128, push_sleb128): Use VEC not varray.
5858 (output_one_function_exception_table): Likewise.
5859 (dump_eh_tree): Update for eh_region changes.
5860 (verify_eh_tree): Likewise.
5861 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
5862 * tree-eh.c: Include target.h.
5863 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
5864 Don't disallow GIMPLE_RESX; adjust argument check.
5865 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
5866 (record_stmt_eh_region): Update for landing pad numbers;
5867 generate a landing pad if necessary.
5868 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
5869 (remove_stmt_from_eh_lp_fn): Similarly.
5870 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
5871 Update for lp numbers; don't special case missing throw_stmt_table.
5872 (lookup_expr_eh_lp): Similarly.
5873 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
5874 (eh_seq, eh_region_may_contain_throw): New.
5875 (struct leh_state): Add ehp_region.
5876 (struct leh_tf_state): Remove eh_label.
5877 (emit_post_landing_pad): New.
5878 (emit_resx, emit_eh_dispatch): New.
5879 (note_eh_region_may_contain_throw): New.
5880 (frob_into_branch_around): Take eh_region not eh label;
5881 emit eh code into eh_seq.
5882 (honor_protect_cleanup_actions): Early exit for no actions. Don't
5883 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
5884 lower_eh_must_not_throw. Emit code to eh_seq.
5885 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
5886 (lower_try_finally_onedest): Likewise.
5887 (lower_try_finally_copy): Likewise.
5888 (lower_try_finally_switch): Likewise.
5889 (lower_try_finally): Initialize ehp_region.
5890 (lower_catch): Update for eh_catch objects.
5891 (lower_eh_filter): Don't handle must_not_throw.
5892 (lower_eh_must_not_throw): New.
5893 (lower_cleanup): Don't set eh_label.
5894 (lower_eh_constructs_2): Resolve eh builtins.
5895 Handle GIMPLE_EH_MUST_NOT_THROW.
5896 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
5897 Add eh_seq to the end of the function body.
5898 (make_eh_dispatch_edges): New.
5899 (make_eh_edge): Remove.
5900 (make_eh_edges): Simplify for landing pads.
5901 (redirect_eh_edge_1): New.
5902 (redirect_eh_edge): Use it.
5903 (redirect_eh_dispatch_edge): New.
5904 (stmt_could_throw_p): Use a switch. Allow RESX.
5905 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
5906 (stmt_can_throw_internal): Likewise.
5907 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
5908 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
5909 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
5910 (gate_refactor_eh): New.
5911 (pass_refactor_eh): Use it.
5912 (lower_resx, execute_lower_resx, pass_lower_resx): New.
5913 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
5914 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
5915 (remove_unreachable_handlers): Rename from
5916 tree_remove_unreachable_handlers; rewrite for landing pads;
5917 call remove_eh_handler directly.
5918 (remove_unreachable_handlers_no_lp): New.
5919 (unsplit_eh, unsplit_all_eh): New.
5920 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
5921 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
5922 (cleanup_empty_eh_unsplit): New.
5923 (cleanup_empty_eh): Rewrite.
5924 (cleanup_all_empty_eh): New.
5925 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
5926 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
5927 (gate_cleanup_eh): New.
5928 (pass_cleanup_eh): Use it.
5929 (verify_eh_edges): Move later in file. Expect one EH edge.
5930 (verify_eh_dispatch_edge): New.
5932 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
5933 (gtype-desc.o): Add TARGET_H.
5934 (tree.o): Use EXCEPT_H, not except.h.
5935 (cfgbuild.o): Add EXPR_H.
5936 (GTFILES): Add vecprim.h.
5937 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
5938 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
5939 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
5940 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
5941 * calls.c (emit_call_1): Use make_reg_eh_region_note.
5942 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
5943 calls to can_throw_internal.
5944 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
5945 (make_edges): Don't handle RESX; use can_nonlocal_goto.
5946 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
5947 (expand_gimple_stmt): Use make_reg_eh_region_note.
5948 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
5949 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
5950 or find_exception_handler_labels.
5951 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
5952 there is exacly one EH edge. Use can_nonlocal_goto and
5954 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
5955 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
5956 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
5957 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
5958 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
5959 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
5960 * dse.c (scan_insn): Use insn_could_throw_p.
5961 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
5962 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
5963 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
5964 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
5965 EXC_PTR_EXPR or FILTER_EXPR.
5966 (tree_expr_nonzero_warnv_p): Likewise.
5967 * function.h: Include vecprim.h, not varray.h
5968 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
5969 move ttype_data and ehspec_data members to struct eh_status; change
5970 action_record_data member to a VEC.
5971 * gcse.c (hash_scan_set): Use can_throw_internal.
5972 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
5973 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
5974 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
5975 (block_may_fallthru): Don't handle RESX_EXPR.
5976 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
5977 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
5978 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
5979 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
5980 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
5981 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
5982 (gimple_size): Likewise.
5983 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
5984 (gimple_build_resx): Use gimple_build_with_ops.
5985 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
5986 (is_gimple_val): Likewise.
5987 (is_gimple_stmt): Remove RESX_EXPR.
5988 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
5989 (GIMPLE_RESX): Reorder with other EH constructs.
5990 * gimple.h (struct gimple_statement_eh_mnt): New.
5991 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
5992 (gimple_eh_filter_must_not_throw): Remove.
5993 (gimple_eh_filter_set_must_not_throw): Remove.
5994 (gimple_eh_must_not_throw_fndecl): New.
5995 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
5996 (is_gimple_resx): New.
5997 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
5998 Don't copy EH_FILTER_MUST_NOT_THROW.
5999 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
6000 * ipa-inline.c (estimate_function_body_sizes): Don't try to
6001 handle must_not_throw_labels specially.
6002 * ipa-pure-const.c (check_call): Update debug statement for LP.
6003 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
6004 * ipa-utils.c (get_base_var): Likewise.
6005 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
6006 * lower-subreg.c (move_eh_region_note): Remove.
6007 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
6008 * omp-low.c (new_omp_context): Update for eh_lp_nr.
6009 (create_task_copyfn): Likewise.
6010 (maybe_catch_exception): Use gimple_build_eh_filter.
6011 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
6012 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
6013 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
6014 and pass_lower_resx.
6015 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
6016 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
6017 can_throw_internal, can_nonlocal_goto.
6018 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
6019 copy_reg_eh_region_note_forward.
6020 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
6021 (emit_output_reload_insns): Likewise.
6022 (copy_eh_notes): Remove.
6023 * rtl.def (RESX): Remove.
6024 * rtl.h: Update declarations.
6025 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
6026 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
6027 (update_eh_label): Remove.
6028 (cleanup_dead_labels_eh): New.
6029 (cleanup_deal_labels): Use it instead of update_eh_label.
6030 (gimple_merge_blocks): Update landing pad data structure when
6031 removing a landing pad label.
6032 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
6033 test; handle GIMPLE_EH_MUST_NOT_THROW.
6034 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
6035 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
6036 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
6037 (verify_stmt): Likewise. Verify landing pads.
6038 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
6039 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
6040 (struct move_stmt_d): Add eh_map.
6041 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
6042 (move_stmt_r): Remap eh region numbers in builtin calls,
6043 resx and eh_dispatch.
6044 (move_block_to_fn): Remove eh_offset parameter. Use
6045 maybe_duplicate_eh_stmt_fn.
6046 (find_outermost_region_in_block): Operate on eh_region pointers
6047 instead of region numbers.
6048 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
6049 duplicate_eh_regions.
6050 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
6051 test earlier. Disallow EH landing pads.
6052 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
6053 * tree-flow.h: Update declarations.
6054 (struct tree_ann_common_d): Replace rn with lp_nr.
6055 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
6056 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
6057 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
6058 resx and eh_dispatch.
6059 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
6060 (copy_edges_for_bb): Use make_eh_dispatch_edges.
6061 (copy_cfg_body): Expect eh_map instead of eh_region_offset
6062 from duplicate_eh_regions.
6063 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
6064 update RESX; handle EH_DISPATCH.
6065 (expand_call_inline): Set eh_lp_nr, not eh_region.
6066 (maybe_inline_call_in_expr): Likewise.
6067 * tree-inline.h (struct copy_body_data): Replace eh_region with
6068 eh_lp_nr, eh_region_offset with eh_map.
6069 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
6070 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
6071 * tree-pretty-print.c (dump_generic_node): Don't handle
6072 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
6073 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
6074 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
6075 EXC_PTR_EXPR, FILTER_EXPR.
6076 * tree-ssa-operands.c (get_expr_operands): Likewise.
6077 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
6078 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
6079 (ao_ref_init_from_vn_reference): Likewise.
6080 * tree-ssa-sink.c (statement_sink_location): Likewise.
6081 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
6082 (mark_virtual_phi_result_for_renaming): Export. Tidy.
6083 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
6084 EXC_PTR_EXPR, FILTER_EXPR.
6085 (is_exception_related): Remove.
6086 (compute_avail): Don't call it.
6087 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
6088 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
6089 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
6090 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
6092 (build_resx): Remove.
6093 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
6094 * tree.h: Update declarations.
6095 (EH_FILTER_MUST_NOT_THROW): Remove.
6096 (struct tree_label_decl): Add eh_landing_pad_nr.
6097 (EH_LANDING_PAD_NR): New.
6098 * value-prof.c (gimple_ic): Tidy variable names. Update for
6099 landing pad numbers.
6100 (gimple_stringop_fixed_value): Tidy variable names. Assert
6101 that neither call stmt can throw.
6102 * vecprim.h (uchar): New.
6103 (VEC(uchar,heap), VEC(uchar,gc)): New.
6105 * c-common.c (c_define_builtins): Update call to
6106 build_common_builtin_nodes.
6107 * c-parser.c (c_parse_file): Don't call
6108 default_init_unwind_resume_libfunc.
6110 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
6112 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
6113 (mips_cprestore_address_p): Likewise.
6114 (mips_save_gp_to_cprestore_slot): Likewise.
6115 (mips_restore_gp): Rename to...
6116 (mips_restore_gp_from_cprestore_slot): ...this.
6117 (mips_must_initialize_gp_p): Declare.
6118 (mips_emit_save_slot_move): Likewise.
6119 (mips_output_load_label): Return nothing.
6120 (mips_eh_uses): Declare.
6121 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
6122 (TARGET_CPRESTORE_DIRECTIVE): New macro.
6123 (TARGET_ABSOLUTE_JUMPS): Likewise.
6124 (EH_USES): Likewise.
6125 (FIRST_PSEUDO_REGISTER): Update comment.
6126 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
6127 (MIPS_CALL): ...here.
6128 (REGISTER_NAMES): Add $cprestore.
6129 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
6130 Add load_label_length, has_inflexible_gp_insn_p,
6131 has_flexible_gp_insn_p, must_initialize_gp_p and
6132 must_restore_gp_when_clobbered_p.
6133 (mips_expand_call): Don't generate split instructions here.
6134 (mips_split_call): Update the call to mips_restore_gp after
6135 the above name change.
6136 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
6137 (mips_find_gp_ref): New function.
6138 (mips_insn_has_inflexible_gp_ref_p): Likewise.
6139 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
6140 (mips_insn_has_flexible_gp_ref_p): Likewise.
6141 (mips_cfun_has_flexible_gp_ref_p): Likewise.
6142 (mips_function_has_gp_insn): Delete.
6143 (mips_global_pointer): Drop the df_regs_ever_live_p check.
6144 Use the new functions above. Only return INVALID_REGNUM
6145 for TARGET_ABSOLUTE_JUMPS.
6146 (mips_must_initialize_gp_p): New function.
6147 (mips_get_cprestore_base_and_offset): New function, extracted from...
6148 (mips_cprestore_slot): ...here. Take a bool parameter.
6149 (mips_cfun_has_cprestore_slot_p): New function.
6150 (mips_cprestore_address_p): Likewise.
6151 (mips_save_gp_to_cprestore_slot): Likewise.
6152 (mips_restore_gp): Rename to...
6153 (mips_restore_gp_from_cprestore_slot): ...this. Assert
6154 epilogue_completed. Update the call to mips_cprestore_slot.
6155 Test cfun->machine->must_restore_gp_when_clobbered_p.
6156 (mips_direct_save_slot_move_p): New function.
6157 (mips_emit_save_slot_move): Likewise.
6158 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
6159 of cfun->machine->global_pointer.
6160 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
6161 (mips_save_reg): Use mips_emit_save_slot_move.
6162 (mips_expand_prologue): Set must_initialize_gp_p.
6163 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
6164 for all cprestore saves. Emit a use_cprestore instruction after
6165 setting up the cprestore slot.
6166 (mips_restore_reg): Use mips_emit_save_slot_move.
6167 (mips_process_load_label): New function.
6168 (mips_load_label_length): Likewise.
6169 (mips_output_load_label): Don't return asm: output it here instead.
6170 Use mips_process_load_label.
6171 (mips_adjust_insn_length): Adjust the length of branch instructions
6172 that have length MAX_PIC_BRANCH_LENGTH.
6173 (mips_output_conditional_branch): Update the call to
6174 mips_output_load_label. Assume the branch target is OPERANDS[0]
6175 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
6176 (mips_output_order_conditional_branch): Swap the meaning of
6177 OPERANDS[0] and OPERANDS[1].
6178 (mips_variable_issue): Don't count ghost instructions.
6179 (mips_expand_ghost_gp_insns): New function.
6180 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
6181 (mips_output_mi_thunk): Set must_initialize_gp_p.
6182 (mips_eh_uses): New function.
6183 * config/mips/predicates.md (cprestore_save_slot_operand)
6184 (cprestore_load_slot_operand): New predicates.
6185 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
6186 (UNSPEC_MOVE_GP): Likewise.
6187 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
6188 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
6189 (CPRESTORE_SLOT_REGNUM): New register.
6190 (MAX_PIC_BRANCH_LENGTH): New constant.
6191 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
6192 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
6193 branches. Fix commentary.
6194 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
6195 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
6196 Change type to "ghost".
6197 (loadgp_absolute_<mode>): Likewise.
6198 (loadgp_rtp_<mode>): Likewise.
6199 (copygp_mips16): Likewise.
6200 (loadgp_blockage): Remove redundant mode attribute.
6201 (potential_cprestore): New instruction.
6202 (cprestore): Turn into an unspec set.
6203 (use_cprestore): New instruction.
6204 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
6205 (*branch_fp_inverted): Likewise.
6206 (*branch_order<mode>): Likewise.
6207 (*branch_order<mode>_inverted): Likewise.
6208 (*branch_equality<mode>): Likewise.
6209 (*branch_equality<mode>_inverted): Likewise.
6210 (*branch_bit<bbv><mode>): Likewise.
6211 (*branch_bit<bbv><mode>_inverted): Likewise.
6212 (*branch_equality<mode>_mips16): Remove redundant mode.
6213 (jump): Turn into a define_expand.
6214 (*jump_absolute): New instruction.
6215 (*jump_pic): Likewise.
6216 (*jump_mips16): Rename previously-unnamed pattern. Remove
6217 redundant mode attribute.
6218 (restore_gp): Split on epilogue_completed rather than
6219 reload_completed. Change type to "ghost".
6220 (move_gp<mode>): New instruction.
6221 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
6222 Remove redundant mode attribute.
6223 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
6224 (bc1any4f, bc1any2t, bc1any2f): Likewise.
6225 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
6227 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6230 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
6231 are returned in the same register (vs34 or v2) that Altivec vector
6232 types are returned in.
6233 (rs6000_libcall_value): Ditto.
6236 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
6237 instead of explicit addsi3/adddi3 calls.
6238 (rs6000_split_multireg_move): Ditto.
6239 (rs6000_emit_allocate_stack): Ditto.
6240 (rs6000_emit_prologue): Ditto.
6241 (rs6000_output_mi_thunk): Ditto.
6243 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
6244 size is 64 bits if we can use 64-bit registers.
6246 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
6248 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
6251 From Jie Zhang <jie.zhang@analog.com>:
6252 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
6253 save FP and RETS with saveall attribute.
6254 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
6255 with saveall attribute.
6257 * config/bfin/bfin.c (bfin_expand_builtin,
6258 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
6261 From Jie Zhang <jie.zhang@analog.com>:
6262 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
6263 before use in two places.
6264 * config/bfin/bfin.md (AREG): Define mode iterator.
6265 (reload_in, reload_out): Use mode iterator AREG.
6267 2009-09-14 Richard Guenther <rguenther@suse.de>
6270 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
6271 EH personality path.
6273 2009-09-13 Richard Guenther <rguenther@suse.de>
6274 Rafael Avila de Espindola <espindola@google.com>
6276 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
6277 (LANG_HOOKS_EH_PERSONALITY): Likewise.
6278 (LANG_HOOKS_INITIALIZER): Adjust.
6279 (lhd_pass_through_t): Declare.
6280 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
6282 * langhooks.c (lhd_pass_through_t): New function.
6283 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
6284 dwarf2out_begin_prologue): Use personality from current_function_decl.
6285 * expr.h (get_personality_function): Declare.
6286 * expr.c (get_personality_function): New function.
6287 (build_personality_function): Likewise.
6288 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
6289 (eh_personality_libfunc): Remove.
6290 * optabs.c (build_libfunc_function): New function split out from ...
6291 (init_one_libfunc): ... here.
6292 * tree.h (DECL_FUNCTION_PERSONALITY): New.
6293 (tree_function_decl): Add personality.
6294 (lhd_gcc_personality): Declare.
6295 (build_personality_function): Likewise.
6296 * tree.c (gcc_eh_personality_decl): New.
6297 (lhd_gcc_personality): New function.
6298 * except.h (lang_eh_runtime_type): Remove.
6299 (enum eh_personality_kind): New.
6300 (build_personality_function): Declare.
6301 (function_needs_eh_personality): Declare.
6302 * except.c (lang_eh_runtime_type): Remove.
6303 (function_needs_eh_personality): New function.
6304 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
6305 (sjlj_emit_function_enter, output_function_exception_table):
6306 Use personality from current_function_decl.
6307 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
6308 * tree-inline.c (tree_can_inline_p): Do not inline across different
6310 (expand_call_inline): Likewise. Adjust the callers EH personality.
6311 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
6312 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
6313 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
6314 (c-parser.o): Likewise
6315 * c-tree.h (c_eh_initialized_p): Remove.
6316 (c_maybe_initialize_eh): Likewise.
6317 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
6318 (finish_decl): Don't call c_maybe_initialize_eh.
6319 (c_eh_initialized_p): Remove.
6320 (c_maybe_initialize_eh): Likewise.
6321 * c-parser.c (c_parser_omp_construct): Likewise.
6322 (c_parse_file): Initialize exception handling.
6324 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
6326 * config.gcc (tm_file): Remove i386/biarch32.h
6327 for i?86-w64-mingw* case.
6328 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
6330 * config.host: Set for x64 mingw the option
6331 use_long_long_for_widest_fast_int to yes.
6333 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
6335 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6336 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
6337 (dbxout_begin_function): Likewise.
6338 * final.c (dwarf2_debug_info_emitted_p): New predicate.
6339 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
6340 set on the function.
6341 (final_end_function): Likewise.
6342 (final_scan_insn): Likewise.
6343 (rest_of_handle_final): Likewise.
6344 * varasm.c (assemble_start_function): Likewise.
6345 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
6347 2009-09-12 Jason Merrill <jason@redhat.com>
6349 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
6350 * opts.c (common_handle_option): constify.
6352 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6354 * doc/install.texi (avr): Remove obsolete reference site.
6356 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
6358 * doc/install.texi (Binaries): Adjust AIX link.
6360 2009-09-12 Akim Demaille <demaille@gostai.com>
6362 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
6363 Use an imperative sentence.
6365 2009-09-11 Richard Henderson <rth@redhat.com>
6367 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
6368 structure-name and has-tree-operands arguments; update all entries.
6369 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
6371 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
6372 (gsstruct_code_size): New.
6373 (gss_for_code_): New.
6374 (gss_for_code): Remove.
6375 (gimple_size): Rewrite using gsstruct_code_size.
6376 (gimple_statement_structure): Move to gimple.h.
6377 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
6378 (gss_for_code, gimple_statement_structure): New.
6379 (gimple_ops): Use new arrays; tidy.
6381 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6383 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
6384 operand to be a PLUS expression.
6385 * config/pa/pa.c (pa_secondary_reload): Likewise.
6387 2009-09-11 Jakub Jelinek <jakub@redhat.com>
6389 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
6391 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
6394 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6396 From Jie Zhang <jie.zhang@analog.com>:
6397 * doc/extend.texi (node Function Attributes): Document l2
6399 (node Blackfin Variable Attributes): Document l2 variable attributes.
6401 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
6403 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
6404 to match the system compiler's configuration at inflection point.
6405 Add comment to remark a remaining difference with system compiler.
6407 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
6408 * configure: Regenerate.
6410 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
6412 From Jie Zhang <jie.zhang@analog.com>:
6413 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
6414 (bfin_handle_l2_attribute): New.
6415 (bfin_attribute_table): Add l2 attribute.
6417 2009-09-11 Michael Matz <matz@suse.de>
6420 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
6421 on the local_decls list.
6423 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
6427 * cselib.c (cselib_expand_value_rtx_cb): Document callback
6429 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
6430 for VALUEs, to implement the documented interface.
6431 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
6432 Adjust for VALUEs and anything else, to implement the
6433 documented interface.
6435 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
6437 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
6438 with actual SPE/paired vector modes before using 64-bit alignment.
6439 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
6441 2009-09-10 DJ Delorie <dj@redhat.com>
6443 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
6446 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
6447 * config/mep/mep.c (mep_legitimate_constant_p): New.
6448 * config/mep/mep-protos.h: Prototype it.
6450 2009-09-10 Richard Henderson <rth@redhat.com>
6452 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
6454 2009-09-10 Jason Merrill <jason@redhat.com>
6456 * tree.c (chain_index): New fn.
6457 * tree.h: Declare it.
6459 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6461 * config/sol2-c.c (cmn_err_length_specs): Initialize
6462 scalar_identity_flag.
6464 2009-09-10 Richard Henderson <rth@redhat.com>
6466 * tree.h (struct tree_decl_common): Move align member earlier;
6467 move label_decl_uid member ...
6468 (struct tree_label_decl): ... here.
6469 (LABEL_DECL_UID): Update to match.
6471 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
6474 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
6475 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
6477 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
6478 dest_prev if the edge is complex.
6480 * tree-cfg.c (is_ctrl_stmt): Use a switch.
6482 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
6483 loop latch tests earlier.
6485 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
6486 before GIMPLE_RETURN, not after its predecessor; insert
6489 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
6490 gimple_seq_empty_p to test for no PHI nodes.
6491 * tree-cfg.c (split_critical_edges): Likewise.
6493 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
6495 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6497 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
6498 introduced by the VTA branch merge.
6500 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6502 * ira-conflicts.c: Use fputs or putc instead of fprintf
6506 * tree-switch-conversion.c: Ditto.
6508 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
6510 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
6511 introduced by the VTA branch merge.
6513 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
6516 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6518 PR rtl-optimization/39779
6519 * expr.c (convert_modes): Return when mode == oldmode after
6520 CONST_INTs are processed.
6522 2009-09-10 Nick Clifton <nickc@redhat.com>
6524 * config/mep/mep.c (mep_encode_section_info): Copy weakness
6525 attribute and referring decl when creating renamed symbol.
6527 2009-09-10 Richard Guenther <rguenther@suse.de>
6530 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
6532 (cgraph_finalize_compilation_unit): Compute reachability
6533 before emitting thunks. Properly process aliases before
6534 possibly removing unreachable nodes.
6536 2009-09-10 Richard Guenther <rguenther@suse.de>
6539 * tree.c (struct free_lang_data_d): Add worklist member.
6540 (find_decls_types_r): Push onto the worklist instead of recursing.
6541 Handle TREE_BINFOs properly.
6542 (find_decls_types): New function wrapped around find_decls_types_r
6543 to process the worklist.
6544 (find_decls_types_in_eh_region): Use it.
6545 (find_decls_types_in_node): Likewise.
6546 (find_decls_types_in_var): Likewise.
6547 (free_lang_data_in_cgraph): Likewise. Free the worklist.
6548 * tree.h (RECORD_OR_UNION_TYPE_P): New.
6549 (AGGREGATE_TYPE_P): Adjust.
6551 2009-09-09 Jason Merrill <jason@redhat.com>
6553 * configure.ac: Check glibc version even if we have an in-tree
6556 2009-09-09 Anthony Green <green@moxielogic.com>
6558 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
6559 the constant 0 when appropriate.
6560 * config/moxie/constraints.md: Add constraint O.
6562 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
6563 to pass up to 6 32-bit argument values in registers.
6564 (moxie_function_arg): Ditto.
6565 (moxie_arg_partial_bytes): Ditto.
6566 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
6567 (REG_PARM_STACK_SPACE): Ditto.
6568 (FUNCTION_ARG_REGNO_P): Ditto.
6570 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
6571 instruction to allocate stack space.
6573 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
6575 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
6576 unnecessarily stringent constraints. Fix address
6577 calculation in the splitters.
6579 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
6581 PR rtl-optimization/39779
6582 * expr.c (convert_modes): Return when mode == oldmode after
6583 CONST_INTs are processed.
6585 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
6588 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
6589 (ix86_expand_prologue): Take frame.padding0 into logic of
6591 (ix86_expand_epilogue): Likewise.
6593 2009-09-09 Jakub Jelinek <jakub@redhat.com>
6595 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
6597 (SHLIB_LINK, SHLIB_INSTALL): Use them.
6598 * config/t-slibgcc-libgcc: New file.
6599 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
6601 2009-09-09 Martin Jambor <mjambor@suse.cz>
6603 PR tree-optimization/41089
6604 * tree-sra.c (find_var_candidates): Do not consider va_lists in
6607 2009-09-09 Richard Henderson <rth@redhat.com>
6609 * gimple.h (CASE_GIMPLE_OMP): New.
6610 (is_gimple_omp): Use it.
6611 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
6612 (verify_gimple_debug): Likewise.
6614 2009-09-09 Richard Guenther <rguenther@suse.de>
6616 PR tree-optimization/41101
6617 * tree-ssa-pre.c (maximal_set): Remove.
6618 (compute_antic_aux): Treat the maximal set as implicitly all ones.
6619 Defer all blocks we didn't visit at least one successor.
6620 (add_to_exp_gen): Do not add to the maximal set.
6621 (make_values_for_phi): Likewise.
6622 (compute_avail): Likewise.
6623 (init_pre): Do not allocate the maximal set.
6624 (execute_pre): Do not dump it.
6626 2009-09-09 Martin Jambor <mjambor@suse.cz>
6628 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
6629 an SSA_NAME rather than a is_gimple_variable.
6631 2009-09-09 Richard Guenther <rguenther@suse.de>
6634 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
6635 code dealing with plain pointer bases.
6636 (maybe_fold_offset_to_reference): Likewise.
6637 (maybe_fold_stmt_addition): Adjust.
6639 2009-09-09 Richard Guenther <rguenther@suse.de>
6641 * tree.c (free_lang_data_in_type): Do not free the type variant
6643 (free_lang_data): Merge char_type_node with its properly signed
6645 (pass_ipa_free): Collect after freeing language specific data.
6647 2009-09-09 Michael Matz <matz@suse.de>
6650 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
6651 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
6652 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
6655 2009-09-08 DJ Delorie <dj@redhat.com>
6657 * config/mep/mep.c (conversions[]): Add "ml" pattern.
6659 2009-09-04 Jason Merrill <jason@redhat.com>
6661 * tree.c (tree_find_value): Remove.
6662 * tree.h: Remove prototype.
6663 * varasm.c (assemble_external): Use value_member instead.
6665 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6667 * toplev.c (process_options): Choose default debugging type when
6668 gtoggle enables debug info and type is unset.
6670 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6674 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
6677 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6679 * configure: Rebuilt with modified libtool.m4.
6681 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6686 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
6688 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6690 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
6691 (remove_statement): Likewise.
6692 (rewrite_use_nonlinear_expr): Adjust.
6693 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
6694 * tree-ssa.c (release_defs_bitset): ... this. New.
6695 * tree-flow.h (release_defs_bitset): Declare.
6697 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
6700 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
6701 in the middle block.
6703 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
6705 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
6706 via intptr_t to long type.
6707 (insert_operand_rank): Cast long type via intptr_t to
6709 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
6711 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
6712 from pointer to unsigned via uintptr_t.
6714 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
6715 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
6717 * configure: Regenerated.
6718 * config.in: Regenerated
6719 * system.h (stdint.h): Add include.
6720 (inttypes.h): Likewise.
6721 * Makefile.in (aclocal): Add config/stdint.m4.
6722 * aclocal.m4: Regenerated.
6724 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
6726 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
6728 (note_np_check_stores): New function.
6729 (harmless_null_pointer_p): New function.
6730 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
6731 changed. Take into account whether we're in the shadow of a condjump
6732 that tested NP_REG for NULL.
6733 Lose all code that tested for SEQUENCEs.
6734 (workaround_speculation): Avoid inserting NOPs for loads that are
6735 either always executed or a NULL pointer.
6737 2009-09-08 Jan Hubicka <jh@suse.cz>
6739 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
6740 * params.def (early-inlining-insns): Likewise.
6742 2009-09-08 Jakub Jelinek <jakub@redhat.com>
6744 PR rtl-optimization/41239
6745 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
6746 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
6748 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
6749 across calls, as the calls might not always return normally.
6750 (call_may_noreturn_p): New function.
6751 (deps_analyze_insn): Update last_function_call_may_noreturn list.
6752 (init_deps): Initialize it.
6753 (remove_from_deps): Also remove calls from
6754 last_function_call_may_noreturn list.
6756 2009-09-07 Richard Henderson <rth@redhat.com>
6758 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
6759 more VR->OPERANDS than LHS operands. Free LHS before returning.
6761 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6763 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
6764 (attr "addrtype"): New member "spreg".
6765 Use it if mem_spfp_address_operand is true for the address.
6766 (attr "type"): New entry "stall".
6767 (cpu_unit "load"): New.
6768 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
6770 (insn_reservation "loadsp"): New.
6771 (insn_reservation "load_stall1"): New.
6772 (insn_reservation "load_stall3"): New.
6774 * config/bfin/predicates.md (const1_operand, const3_operand): New.
6775 (mem_p_address_operand): Exclude stack and frame pointer based
6777 (mem_spfp_address_operand): New; match them here.
6778 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
6779 (bfin_reorg): Call it if scheduling insns.
6780 (bfin_gen_bundles): Remove dummy insns created by
6781 add_sched_insns_for_speculation.
6783 From Jie Zhang <jie.zhang@analog.com>:
6784 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
6785 bfin_si_revision, bfin_workarounds): Move these ...
6786 * config/bfin/bfin.h: ... here.
6788 From Mike Frysinger <michael.frysinger@analog.com>
6789 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
6790 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
6791 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
6792 bf547m, bf548m, and bf549m.
6793 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
6794 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
6795 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
6796 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
6797 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
6798 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
6799 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
6800 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
6801 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
6802 bf542m, bf544m, bf547m, bf548m, and bf549m.
6804 From Jie Zhang <jie.zhang@analog.com>:
6805 * config/bfin/predicates.md (p_register_operand): New predicate.
6806 (dp_register_operand): New predicate.
6807 * config/bfin/bfin-protos.h (WA_05000074): Define.
6808 (ENABLE_WA_05000074): Define.
6809 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
6810 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
6811 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
6812 (define_attr addrtype): Allow load/store register to be P register.
6813 (define_attr storereg): New.
6814 (define_cpu_unit anomaly_05000074): New.
6815 (define_insn_reservation dsp32shiftimm): New.
6816 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
6817 (define_insn_reservation loadp): Cannot use slot2.
6818 (define_insn_reservation loadsp): Cannot use slot2.
6819 (define_insn_reservation storep): Cannot use slot2. Does not
6820 apply when working around 05000074.
6821 (define_insn_reservation storep_anomaly_05000074): New.
6822 (define_insn_reservation storei): Does not apply when working
6824 (define_insn_reservation storei_anomaly_05000074): New.
6825 (define_attr length): Add dsp32shiftimm case.
6826 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
6827 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
6828 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
6829 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
6830 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
6832 2009-09-07 Martin Jambor <mjambor@suse.cz>
6835 * tree-sra.c (create_artificial_child_access): Return NULL if
6836 build_ref_for_offset fails.
6837 (propagate_subacesses_accross_link): Allow build_ref_for_offset
6838 and create_artificial_child_access to fail.
6840 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
6843 * unwind-dw2.c (uw_init_context_1): Mark noinline.
6844 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
6845 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
6847 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6849 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
6850 block, ensure it has an exit edge. Emit a barrier after a jump.
6852 2009-09-07 Nick Clifton <nickc@redhat.com>
6854 * gcc.c (this_is_linker_script): New variable. Like
6855 this_is_library_file but for the %T constructor.
6856 (end_going_arg): If this_is_linker_script is set then locate the
6857 script and insert a --script switch before it
6858 (do_spec_2): Initialise this_is_linker_script.
6859 (do_spec_1): Likewise. Handle %T construct.
6860 (eval_spec_function): Preserve this_is_linker_script.
6861 * doc/invoke.texi: Document %T construct in spec files.
6862 * config/m32c/m32c.h (LIB_SPEC): Use it.
6864 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6866 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
6867 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
6868 when volatile flag is set.
6869 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
6871 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
6874 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
6875 (combine_stack_adjustments_for_block): Allow insns between stack
6876 adjustments and stores with corresponding pre-(dec|inc)rement or
6877 pre-modify operation.
6879 2009-09-06 Jakub Jelinek <jakub@redhat.com>
6882 * combine-stack-adj.c (struct csa_memlist): Rename to...
6883 (struct csa_reflist): ... this. Rename mem field to ref.
6884 (free_csa_memlist): Rename to...
6885 (free_csa_reflist): ... this.
6886 (record_one_stack_memref): Rename to...
6887 (record_one_stack_ref): ... this. Handle also REG_P.
6888 (try_apply_stack_adjustment): Handle also REG_P.
6889 (struct record_stack_memrefs_data): Rename to...
6890 (struct record_stack_refs_data): ... this. Rename memlist field to
6892 (record_stack_memrefs): Rename to...
6893 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
6894 subexpressions instead of failing when a MEM contains SP references.
6895 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
6896 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
6898 2009-09-06 Richard Guenther <rguenther@suse.de>
6901 * tree.c (build_array_type): Do not record types marked
6902 with structural equality in the canonical type hashtable.
6904 2009-09-06 Richard Guenther <rguenther@suse.de>
6907 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
6909 2009-09-05 Richard Guenther <rguenther@suse.de>
6912 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
6914 2009-09-05 Richard Guenther <rguenther@suse.de>
6917 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
6919 2009-09-05 Richard Guenther <rguenther@suse.de>
6922 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
6923 before comparing function argument types.
6925 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6928 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
6931 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6934 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
6936 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
6937 locators before emit_insn is called.
6939 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
6942 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
6943 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
6944 (reginfo_init): Don't call allocate_reg_info.
6946 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
6949 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
6950 NONDEBUG_INSN_P instead of INSN_P.
6952 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6955 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
6957 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6960 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
6961 pattern of the split.
6963 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6965 * toplev.c (process_options): Move setter of flag_var_tracking
6966 before other tests that depend on it. Move down setter of
6967 flag_rename_registers. Don't enable var-tracking-assignments
6968 by default if selective scheduling is enabled. Warn if both
6971 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
6973 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
6974 comment. Use switch statement to catch overlaps between rtx
6975 and tree codes. Accept FUNCTION_DECLs in addition to those in...
6976 (IS_DECL_CODE): ... here. Remove.
6977 (check_value_is_not_decl): Remove.
6978 (dv_from_decl, dv_from_value): Check after conversion.
6980 2009-09-04 Richard Guenther <rguenther@suse.de>
6983 * (cgraph_finalize_compilation_unit): Move finalizing aliases
6984 after emitting tunks. Move emitting thunks and ctors from ...
6985 (cgraph_optimize): ... here. Remove redundant
6986 cgraph_analyze_functions.
6987 * varasm.c (find_decl_and_mark_needed): Remove no longer
6989 (finish_aliases_1): Adjust check for thunk aliases.
6991 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
6993 * config/arm/arm.md (ctzsi2): Added braces
6994 to avoid warning that broke booststrap.
6996 2009-09-04 Martin Jambor <mjambor@suse.cz>
6998 PR tree-optimization/41112
6999 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
7000 handle variable-bounded arrays.
7001 (expr_with_var_bounded_array_refs_p): New function.
7002 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
7004 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
7006 * config/s390/2097.md: Removed two incorrect bypasses.
7007 (z10_fsimpdf): Fixed latency.
7008 (z10_fhex): New insn_reservation.
7009 (z10_floaddf): Fixed latency.
7010 (z10_floadsf): Fixed latency.
7011 (z10_ftrunctf): Fixed latency.
7012 (z10_ftruncdf): Fixed latency.
7013 * config/s390/s390.c (z10_cost): Fixed values.
7014 (s390_adjust_priority): Added z10 path.
7015 * config/s390/s390.md (type): Added fhex.
7016 (*mov<mode>_64dfp): Updated type attribute.
7017 (*mov<mode>_64): Updated type attribute.
7018 (*mov<mode>_31): Updated type attribute.
7019 (*mov<mode>"): Likewise.
7020 * config/s390/2084.md (x_fsimpdf): Updated condition.
7022 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
7024 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
7025 RTXs in the predicate for operand 1.
7027 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
7029 * config/arm/arm.md (UNSPEC_RBIT): New constant.
7030 (rbitsi2): New insn.
7031 (ctzsi2): New expand.
7032 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
7034 2009-09-03 Martin Jambor <mjambor@suse.cz>
7036 * tree-sra.c (duplicate_expr_for_different_base): Removed.
7037 (create_artificial_child_access): Use build_ref_for_offset instead
7038 of duplicate_expr_for_different_base.
7039 (propagate_subacesses_accross_link): Likewise.
7041 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
7043 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
7045 (mips16e_collect_argument_saves): Skip debug instructions.
7046 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
7047 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
7048 (r10k_insert_cache_barriers): Likewise.
7049 (mips_reorg_process_insns): Likewise.
7051 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
7054 * ira.c (update_equiv_reg): Remove check on class likely spill.
7056 2009-09-03 Jakub Jelinek <jakub@redhat.com>
7059 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
7060 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
7064 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
7065 the stack slot if it is passed by invisible reference.
7066 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
7067 by invisible reference.
7069 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
7071 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7072 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
7073 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
7075 * config/bfin/sync.md: New file.
7076 * config/bfin/bfin.md: Include it.
7077 (UNSPEC_ATOMIC): New.
7078 (UNSPEC_ONES): Provide a unique number.
7080 From Jie Zhang <jie.zhang@analog.com>:
7081 * config/bfin/bfin.c (ret_regs): New.
7082 (must_save_fp_p): Don't return true because of frame_pointer_needed.
7083 (must_save_rets_p): New.
7084 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
7085 current_function_is_leaf.
7086 (do_link): Likewise.
7087 (do_unlink): Likewise.
7088 (expand_interrupt_handler_prologue): Use ret_regs array.
7089 (expand_interrupt_handler_epilogue): Use ret_regs array and
7090 pass return register to gen_return_internal.
7091 (bfin_expand_epilogue): Pass return register to
7092 gen_return_internal.
7093 (bfin_expand_call): Explicitly clobber RETS.
7094 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
7095 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
7096 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
7097 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
7099 (return_internal): Take a reg rtx rather than the register number.
7101 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
7103 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
7104 when comparing against estimated_loop_iterations_int return.
7106 2009-09-03 Richard Guenther <rguenther@suse.de>
7108 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
7109 eh_personality_libfunc.
7111 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7113 * tree-parloops.c (separate_decls_in_region): Add space.
7115 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7117 * tree-parloops.c (separate_decls_in_region): Change the condition
7118 checking if there are reductions in the loop.
7120 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
7122 PR tree-optimization/38275
7123 * tree-parloops.c (parallelize_loops): Replace profitability condition
7124 for expected number of iterations.
7126 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7128 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
7129 (bootstrap-debug): Explain conditions in which it becomes default.
7130 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
7133 2009-09-03 Namhyung Kim <namhyung@gmail.com>
7135 * doc/invoke.texi (Optimize Options): Move
7136 -finline-small-functions to the -O2 list.
7138 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
7140 * toplev.c (process_options): Enable var-tracking-assignments
7141 by default if var-tracking is enabled.
7143 2009-09-02 David Daney <ddaney@caviumnetworks.com>
7145 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
7147 * emit-rtl.c (prev_nonnote_insn_bb): New function.
7148 * rtl.h (prev_nonnote_insn_bb): Declare it.
7150 2009-09-03 Diego Novillo <dnovillo@google.com>
7152 * cgraph.c (cgraph_node_for_decl): New.
7153 * cgraph.h (cgraph_node_for_decl): Declare.
7154 * tree.c (host_integerp): Return 0 if T is NULL.
7156 2009-09-03 Diego Novillo <dnovillo@google.com>
7158 * tree.h (struct alias_pair): Move from varasm.c.
7159 (alias_pairs): Likewise.
7160 (TYPE_MAXVAL): Define.
7161 (TYPE_MINVAL): Define.
7162 (iterative_hash_host_wide_int): Declare.
7163 (remove_unreachable_alias_pairs): Declare.
7164 * tree-pass.h (pass_ipa_free_lang_data): Declare.
7165 * diagnostic.c (default_diagnostic_starter): Make extern.
7166 (default_diagnostic_finalizer): Make extern.
7167 * diagnostic.h (default_diagnostic_starter): Declare.
7168 (default_diagnostic_finalizer): Declare.
7169 (default_tree_printer): Declare.
7170 * toplev.c (default_tree_printer): Make extern.
7172 2009-09-03 Richard Guenther <rguenther@suse.de>
7173 Diego Novillo <dnovillo@google.com>
7175 * cgraph.c (cgraph_add_new_function): Remove gimplification.
7176 * cgraphunit.c (cgraph_expand_function): Do not emit
7177 associated thunks from here.
7178 (cgraph_emit_thunks): New.
7179 (cgraph_optimize): Call it.
7180 Return if any IPA pass finds an error.
7181 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
7184 2009-09-03 Simon Baldwin <simonb@google.com>
7185 Rafael Espindola <espindola@google.com>
7186 Richard Guenther <rguenther@suse.de>
7187 Doug Kwan <dougkwan@google.com>
7188 Diego Novillo <dnovillo@google.com>
7190 * tree.c: Include tree-pass.h, langhooks-def.h,
7191 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
7192 (free_lang_data_in_type): New.
7193 (need_assembler_name_p): New.
7194 (free_lang_data_in_block): New.
7195 (free_lang_data_in_decl): New.
7196 (struct free_lang_data_d): New.
7197 (add_tree_to_fld_list): New.
7198 (find_decls_types_r): New.
7199 (get_eh_types_for_runtime): New.
7200 (find_decls_types_in_eh_region): New.
7201 (find_decls_types_in_node): New.
7202 (find_decls_types_in_var): New.
7203 (free_lang_data_in_cgraph): New.
7204 (free_lang_data): New.
7205 (gate_free_lang_data): New.
7206 (pass_ipa_free_lang_data): New.
7208 2009-09-03 Diego Novillo <dnovillo@google.com>
7210 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
7211 * langhooks.h (struct lang_hooks): Add field free_lang_data.
7212 (lang_hooks): Remove const qualifier.
7213 * ipa.c (cgraph_remove_unreachable_nodes): Call
7214 remove_unreachable_alias_pairs.
7215 * except.c (add_type_for_runtime): Check if TYPE has
7216 already been converted.
7217 (lookup_type_for_runtime): Likewise.
7218 (check_handled): Handle converted types.
7219 * varasm.c (remove_unreachable_alias_pairs): New.
7220 * gimple.c: Include demangle.h.
7221 (gimple_decl_printable_name): New.
7222 (gimple_fold_obj_type_ref): New.
7223 * gimple.h (gimple_decl_printable_name): Declare.
7224 (gimple_fold_obj_type_ref): Declare.
7225 * passes.c (init_optimization_passes): Add pass
7226 pass_ipa_free_lang_data.
7227 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
7228 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
7230 2009-09-03 Diego Novillo <dnovillo@google.com>
7232 * c-lang.c (lang_hooks): Remove const qualifier.
7234 2009-09-02 Loren James Rittle <ljrittle@acm.org>
7236 * doc/install.texi (*-*-freebsd*): Update target information.
7238 2009-09-02 Anatoly Sokolov <aesok@post.ru>
7240 * hard-reg-set.h (call_fixed_regs): Remove.
7241 * reginfo.c (call_fixed_regs): Remove.
7242 (init_reg_sets_1): Remove initialization of call_fixed_regs.
7243 (globalize_reg): Don't use call_fixed_regs.
7244 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
7247 2009-09-01 Michael Matz <matz@suse.de>
7249 * expr.h (emit_storent_insn, expand_expr_real_1,
7250 expand_expr_real_2): Declare.
7251 * expr.c (emit_storent_insn, expand_expr_real_1,
7252 expand_expr_real_2): Export.
7253 (store_expr): Setting and evaluating dont_return_target is useless.
7254 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
7255 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
7256 * except.c (expand_resx_expr): Rename to ...
7257 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
7258 * except.h (expand_resx_stmt): Declare.
7259 * stmt.c: Add include gimple.h
7260 (expand_asm_expr): Rename to ...
7261 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
7262 (expand_case): Rewrite to take gimple statement.
7263 * tree.h (expand_asm_stmt): Declare.
7264 (expand_case): Change prototype.
7265 * Makefile.in (stmt.o): Depend on gimple.h.
7266 * builtins.c (expand_builtin_synchronize): Build gimple asm
7267 statement, not an ASM_EXPR.
7268 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
7269 gimple_to_tree, release_stmt_tree): Remove.
7270 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
7271 ggc_free, but hold comparison code and operands separately.
7272 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
7273 (expand_call_stmt, expand_gimple_stmt_1,
7274 expand_gimple_stmt): New helpers.
7275 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
7276 release_stmt_tree. Call expand_gimple_stmt instead.
7277 (expand_gimple_basic_block): Ditto.
7279 * calls.c (emit_call_1): Don't look at EH regions here, make
7280 fntree parameter useless.
7281 (expand_call): New local rettype for TREE_TYPE(exp), use it
7282 throughout. Remove local p, use addr instead.
7283 Don't look at EH regions here.
7285 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
7287 * doc/invoke.texi (-fsched-pressure): Document it.
7288 (-fsched-reg-pressure-heuristic): Remove it.
7290 * reload.c (ira.h): Include.
7291 (find_reloads): Add choosing reload on number of small spilled
7294 * haifa-sched.c (ira.h): Include.
7295 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
7296 saved_reg_pressure, curr_reg_live, saved_reg_live,
7297 region_ref_regs): New variables.
7298 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
7299 initiate_reg_pressure_info, setup_ref_regs,
7300 initiate_bb_reg_pressure_info, save_reg_pressure,
7301 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
7303 (setup_insn_reg_pressure_info): New function.
7304 (rank_for_schedule): Add pressure checking and insn issue time.
7305 Remove comparison of insn reg weights.
7306 (ready_sort): Set insn reg pressure info.
7307 (update_register_pressure, setup_insn_max_reg_pressure,
7308 update_reg_and_insn_max_reg_pressure,
7309 sched_setup_bb_reg_pressure_info): New functions.
7310 (schedule_insn): Add code for printing and updating reg pressure info.
7311 (find_set_reg_weight, find_insn_reg_weight): Remove.
7312 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
7313 (debug_ready_list): Print reg pressure info.
7314 (schedule_block): Ditto. Check insn issue time.
7315 (sched_init): Set up sched_pressure_p. Allocate and set up some
7316 reg pressure related info.
7317 (sched_finish): Free some reg pressure related info.
7318 (fix_tick_ready): Make insn always ready if pressure_p.
7319 (init_h_i_d): Don't call find_insn_reg_weight.
7320 (haifa_finish_h_i_d): Free insn reg pressure info.
7322 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7323 ira_memory_move_cost, ira_class_hard_regs,
7324 ira_class_hard_regs_num, ira_no_alloc_regs,
7325 ira_available_class_regs, ira_reg_class_cover_size,
7326 ira_reg_class_cover, ira_class_translate): Move to ira.h.
7328 * ira-lives.c (single_reg_class): Check mode to find how many
7329 registers are necessary for operand.
7330 (ira_implicitly_set_insn_hard_regs): New.
7332 * common.opt (fsched-pressure): New options.
7333 (fsched-reg-pressure-heuristic): Remove.
7335 * ira.c (setup_eliminable_regset): Rename to
7336 ira_setup_eliminable_regset. Make it external.
7337 (expand_reg_info): Pass cover class to setup_reg_classes.
7338 (ira): Call resize_reg_info instead of allocate_reg_info.
7340 * sched-deps.c: Include ira.h.
7341 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
7342 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
7343 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
7344 mark_insn_hard_regno_birth, mark_insn_reg_birth,
7345 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
7346 mark_insn_reg_store, mark_insn_reg_clobber,
7347 setup_insn_reg_pressure_info): New.
7348 (sched_analyze_1): Update implicit_reg_pending_uses.
7349 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
7350 Use them to create dependencies. Set insn reg uses and pressure
7351 info. Process reg_pending_uses in one place.
7352 (free_deps): Free implicit sets.
7353 (remove_from_deps): Remove implicit sets if necessary. Check
7354 implicit sets when clearing reg_last_in_use.
7355 (init_deps_global): Clear implicit_reg_pending_clobbers and
7356 implicit_reg_pending_uses.
7358 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
7359 ira_memory_move_cost, ira_class_hard_regs,
7360 ira_class_hard_regs_num, ira_no_alloc_regs,
7361 ira_available_class_regs, ira_reg_class_cover_size,
7362 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
7363 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
7364 ira_implicitly_set_insn_hard_regs): New prototypes.
7366 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
7367 cost_elements_num): New variables.
7368 (allocno_costs, total_costs): Rename to costs and
7369 total_allocno_costs.
7370 (COSTS_OF_ALLOCNO): Rename to COSTS.
7371 (allocno_pref): Rename to pref.
7372 (allocno_pref_buffer): Rename to pref_buffer.
7373 (common_classes): Rename to regno_cover_class.
7375 (record_reg_classes): Set allocno attributes only if allocno_p.
7376 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
7377 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
7378 and COSTS_OF_ALLOCNO.
7379 (print_costs): Rename to print_allocno_costs.
7380 (print_pseudo_costs): New.
7381 (process_bb_node_for_costs): Split into 2 functions with new
7382 function process_bb_for_costs. Pass BB to process_bb_for_costs.
7383 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
7384 new parameter dump_file. Use cost_elements_num instead of
7385 ira_allocnos_num. Make one iteration if preferred classes were
7386 already calculated for scheduler. Make 2 versions of code
7387 depending on allocno_p.
7388 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
7389 regno_cover_class and COSTS instead of common_classes and
7391 (init_costs, finish_costs): New.
7392 (ira_costs): Set up allocno_p and cost_elements_num. Call
7393 init_costs and finish_costs.
7394 (ira_set_pseudo_classes): New.
7396 * rtl.h (allocate_reg_info): Remove.
7397 (resize_reg_info): Change return type.
7398 (reg_cover_class): New.
7399 (setup_reg_classes): Add new parameter.
7401 * sched-int.h (struct deps_reg): New member implicit_sets.
7402 (sched_pressure_p, sched_regno_cover_class): New external definitions.
7403 (INCREASE_BITS): New macro.
7404 (struct reg_pressure_data, struct reg_use_data): New.
7405 (struct _haifa_insn_data): Remove reg_weight. Add members
7406 reg_pressure, reg_use_list, reg_set_list, and
7407 reg_pressure_excess_cost_change.
7408 (struct deps): New member implicit_sets.
7409 (pressure_p): New variable.
7410 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
7411 (struct reg_pressure_data, struct reg_use_data): New.
7412 (INSN_REG_WEIGHT): Remove.
7413 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
7414 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
7415 (sched_init_region_reg_pressure_info,
7416 sched_setup_bb_reg_pressure_info): New prototypes.
7418 * reginfo.c (struct reg_pref): New member coverclass.
7419 (reg_cover_class): New function.
7420 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
7421 (reg_info_size): New variable.
7422 (allocate_reg_info): Make static. Setup reg_info_size.
7423 (resize_reg_info): Use reg_info_size. Return flag of resizing.
7424 (setup_reg_classes): Add a new parameter. Setup cover class too.
7426 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
7429 * sched-rgn.c (deps_join): Set up implicit_sets.
7430 (schedule_region): Set up region and basic blocks pressure
7433 * passes.c (init_optimization_passes): Move
7434 pass_subregs_of_mode_init before pass_sched.
7436 2009-09-02 Martin Jambor <mjambor@suse.cz>
7438 * tree-sra.c (struct access): New field grp_hint.
7439 (dump_access): Dump grp_hint.
7440 (sort_and_splice_var_accesses): Set grp_hint if a group is read
7442 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
7443 those which have been specifically read and somehow written to.
7444 (propagate_subacesses_accross_link): Set grp_hint of right child and
7445 also possibly of the left child.
7447 2009-09-02 Jakub Jelinek <jakub@redhat.com>
7449 * tree-object-size.c (addr_object_size): Always use object_size_type
7450 0 or 2 when determining the pointer pointed object size.
7452 2009-09-02 Richard Guenther <rguenther@suse.de>
7455 2009-08-31 Richard Guenther <rguenther@suse.de>
7457 * builtins.c (fold_builtin_memory_op): Use the alias oracle
7458 to query if the memory regions for memmove overlap.
7459 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
7460 asserts on pointers, instead deal with odd trees.
7461 (ptr_derefs_may_alias_p): Likewise.
7462 (refs_may_alias_p_1): Constructor bases also never alias.
7464 2009-08-01 Christian Bruel <christian.bruel@st.com>
7467 2009-07-31 Christian Bruel <christian.bruel@st.com>
7468 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
7470 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
7472 * doc/invoke.texi (-fvar-tracking-assignments): New.
7473 (-fvar-tracking-assignments-toggle): New.
7474 (-fdump-final-insns=file): Mark filename as optional.
7475 (--param min-nondebug-insn-uid): New.
7476 (-gdwarf-@{version}): Mention version 4.
7477 * opts.c (common_handle_option): Accept it.
7478 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
7479 * regrename.c (regrename_optimize): Drop last. Don't count debug
7480 insns as uses. Don't reject change because of debug insn.
7481 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
7482 from the chain starter, and check for inexact matches in DEBUG_INSNS.
7483 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
7484 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
7485 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
7486 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
7487 * doc/gimple.texi (is_gimple_debug): New.
7488 (gimple_debug_bind_p): New.
7489 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
7490 * doc/install.texi (bootstrap-debug): More details.
7491 (bootstrap-debug-big, bootstrap-debug-lean): Document.
7492 (bootstrap-debug-lib): More details.
7493 (bootstrap-debug-ckovw): Update.
7494 (bootstrap-time): New.
7495 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
7496 (insert_phi_nodes_for): Insert debug stmts.
7497 (rewrite_stmt): Take iterator. Insert debug stmts.
7498 (rewrite_enter_block): Adjust.
7499 (maybe_replace_use_in_debug_stmt): New.
7500 (rewrite_update_stmt): Use it.
7501 (mark_use_interesting): Return early for debug stmts.
7502 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
7503 stmts before replacing stmt.
7504 (move_computations_stmt): Likewise.
7505 * ira-conflicts.c (add_copies): Skip debug insns.
7506 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
7507 (regstat_bb_compute_ri): Skip debug insns.
7508 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
7509 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
7510 check_loop_closed_ssa_stmt): Skip debug stmts.
7511 * tree-tailcall.c (find_tail_calls): Likewise.
7512 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
7513 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
7514 (build_var_debug_value_stat): Declare.
7515 (build_var_debug_value): Define.
7516 (target_for_debug_bind): Declare.
7517 * reload.c (find_equiv_reg): Skip debug insns.
7518 * rtlanal.c (reg_used_between_p): Skip debug insns.
7519 (side_effects_p): Likewise.
7520 (canonicalize_condition): Likewise.
7521 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
7522 insns never depend on debug insns.
7523 (create_ddg_dep_no_link): Likewise.
7524 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
7525 Don't add inter-loop dependencies for debug insns.
7526 (build_intra_loop_deps): Likewise.
7527 (create_ddg): Count debug insns.
7528 * ddg.h (struct ddg::num_debug): New.
7529 (num_backargs): Pair up with previous int field.
7530 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
7531 -fcompare-debug-second.
7532 * final.c (get_attr_length_1): Skip debug insns.
7533 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
7534 * gcc.c (invoke_as): Call compare-debug-dump-opt.
7535 (driver_self_specs): Map -fdump-final-insns to
7536 -fdump-final-insns=..
7537 (get_local_tick): New.
7538 (compare_debug_dump_opt_spec_function): Test for . argument and
7539 compute output name. Compute temp output spec without flag name.
7540 Compute -frandom-seed.
7541 (OPT): Undef after use.
7542 * cfgloopanal.c (num_loop_insns): Skip debug insns.
7543 (average_num_loop_insns): Likewise.
7544 * params.h (MIN_NONDEBUG_INSN_UID): New.
7545 * gimple.def (GIMPLE_DEBUG): New.
7546 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
7547 * auto-inc-dec.c (merge_in_block): Skip debug insns.
7548 (merge_in_block): Fix whitespace.
7549 * toplev.c (flag_var_tracking): Update comment.
7550 (flag_var_tracking_assignments): New.
7551 (flag_var_tracking_assignments_toggle): New.
7552 (process_options): Don't open final insns dump file if we're not
7553 going to write to it. Compute defaults for var_tracking.
7554 * df-scan.c (df_insn_rescan_debug_internal): New.
7555 (df_uses_record): Handle debug insns.
7556 * haifa-sched.c (ready): Initialize n_debug.
7557 (contributes_to_priority): Skip debug insns.
7558 (dep_list_size): New.
7560 (rank_for_schedule): Likewise. Schedule debug insns as soon as
7561 they're ready. Disregard previous debug insns to make decisions.
7562 (queue_insn): Never queue debug insns.
7563 (ready_add, ready_remove_first, ready_remove): Count debug insns.
7564 (schedule_insn): Don't reject debug insns because of issue rate.
7565 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
7566 (queue_to_ready): Skip and discount debug insns.
7567 (choose_ready): Let debug insns through.
7568 (schedule_block): Check boundary debug insns. Discount debug
7569 insns, schedule them early. Adjust whitespace.
7570 (set_priorities): Check for boundary debug insns.
7571 (add_jump_dependencies): Use dep_list_size.
7572 (prev_non_location_insn): New.
7573 (check_cfg): Use it.
7574 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
7576 (remove_unused_ivs): Reset debug stmts.
7577 * modulo-sched.c (const_iteration_count): Skip debug insns.
7578 (res_MII): Discount debug insns.
7579 (loop_single_full_bb_p): Skip debug insns.
7580 (sms_schedule): Likewise.
7581 (sms_schedule_by_order): Likewise.
7582 (ps_has_conflicts): Likewise.
7583 * caller-save.c (refmarker_fn): New.
7584 (save_call_clobbered_regs): Replace regs with saved mem in
7586 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
7587 Call refmarker_fn mark for hardregnos.
7588 (mark_reg_as_referenced): New.
7589 (replace_reg_with_saved_mem): New.
7590 * ipa-pure-const.c (check_stmt): Skip debug stmts.
7591 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
7593 (cse_extended_basic_block): Skip debug insns.
7594 (count_reg_usage): Likewise.
7595 (is_dead_reg): New, split out of...
7596 (set_live_p): ... here.
7597 (insn_live_p): Use it for debug insns.
7598 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
7599 (execute_optimize_stdarg): Likewise.
7600 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
7601 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
7602 changes in debug stmts as changes.
7603 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
7604 (moveup_expr): Don't move across debug insns. Don't move
7605 debug insn if it would create a bookkeeping block.
7606 (moveup_expr_cached): Don't use cache for debug insns that
7607 are heads of blocks.
7608 (compute_av_set_inside_bb): Skip debug insns.
7609 (sel_rank_for_schedule): Schedule debug insns first. Remove
7611 (block_valid_for_bookkeeping_p); Support lax searches.
7612 (create_block_for_bookkeeping): Adjust block numbers when
7613 encountering debug-only blocks.
7614 (find_place_for_bookkeeping): Deal with debug-only blocks.
7615 (generate_bookkeeping_insn): Accept no place to insert.
7616 (remove_temp_moveop_nops): New argument full_tidying.
7617 (prepare_place_to_insert): Deal with debug insns.
7618 (advance_state_on_fence): Debug insns don't start cycles.
7619 (update_boundaries): Take fence as argument. Deal with
7621 (schedule_expr_on_boundary): No full_tidying on debug insns.
7622 (fill_insns): Deal with debug insns.
7623 (track_scheduled_insns_and_blocks): Don't count debug insns.
7624 (need_nop_to_preserve_insn_bb): New, split out of...
7625 (remove_insn_from_stream): ... this.
7626 (fur_orig_expr_not_found): Skip debug insns.
7627 * rtl.def (VALUE): Move up.
7629 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
7630 (nearest_common_dominator_of_uses): Take debug_stmts argument.
7631 Set it if debug stmts are found.
7632 (statement_sink_location): Skip debug stmts. Propagate
7633 moving defs into debug stmts.
7634 * ifcvt.c (first_active_insn): Skip debug insns.
7635 (last_active_insns): Likewise.
7636 (cond_exec_process_insns): Likewise.
7637 (noce_process_if_block): Likewise.
7638 (check_cond_move_block): Likewise.
7639 (cond_move_convert_if_block): Likewise.
7640 (block_jumps_and_fallthru_p): Likewise.
7641 (dead_or_predicable): Likewise.
7642 * dwarf2out.c (debug_str_hash_forced): New.
7643 (find_AT_string): Add comment.
7644 (gen_label_for_indirect_string): New.
7645 (get_debug_string_label): New.
7646 (AT_string_form): Use it.
7647 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
7648 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
7649 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
7650 several operations that cannot be represented with DWARF opcodes.
7651 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
7652 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
7653 (dwarf2out_var_location): Take during-call mark into account.
7654 (output_indirect_string): Update comment. Output if there are
7655 label and references.
7656 (prune_indirect_string): New.
7657 (prune_unused_types): Call it if debug_str_hash_forced.
7658 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
7659 (dw_long_long_const): Remove.
7660 (struct dw_val_struct): Change val_long_long type to rtx.
7661 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
7662 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
7663 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
7664 component instead of HOST_BITS_PER_LONG.
7665 (output_loc_operands): Likewise. For const8* assert
7666 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
7667 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
7668 rather than HOST_BITS_PER_LONG is >= 64.
7669 (add_AT_long_long): Remove val_hi and val_lo arguments, add
7671 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
7672 HOST_BITS_PER_LONG for dw_val_class_long_long.
7673 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
7674 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
7675 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
7677 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
7678 Handle DW_OP_implicit_value.
7679 (extract_int): Move prototype earlier.
7680 (mem_loc_descriptor): For SUBREG punt if inner
7681 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
7682 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
7683 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
7684 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
7685 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
7686 instead of Pmode size.
7687 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
7688 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
7689 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
7690 (concat_loc_descriptor, concatn_loc_descriptor,
7691 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
7692 (add_location_or_const_value_attribute): Likewise. For single
7693 location loc_lists attempt to use add_const_value_attribute
7694 for constant decls. Add DW_AT_const_value even if
7695 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
7697 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
7698 (control_flow_insn_p): Likewise.
7699 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
7700 (separate_decls_in_region_debug_bind): New.
7701 (separate_decls_in_region): Process debug bind stmts afterwards.
7702 * recog.c (verify_changes): Handle debug insns.
7703 (extract_insn): Likewise.
7704 (peephole2_optimize): Skip debug insns.
7705 * dse.c (scan_insn): Skip debug insns.
7706 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
7708 (setup_id_for_insn): Handle debug insns.
7709 (maybe_tidy_empty_bb): Adjust whitespace.
7710 (tidy_control_flow): Skip debug insns.
7711 (sel_remove_insn): Adjust for debug insns.
7712 (sel_estimate_number_of_insns): Skip debug insns.
7713 (create_insn_rtx_from_pattern): Handle debug insns.
7714 (create_copy_of_insn_rtx): Likewise.
7715 * sel-sched-.h (sel_bb_end): Declare.
7716 (sel_bb_empty_or_nop_p): New.
7717 (get_all_loop_exits): Use it.
7718 (_eligible_successor_edge_p): Likewise.
7719 (return_nop_to_pool): Adjust.
7720 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
7721 * ira-lives.c (process_bb_node_lives): Skip debug insns.
7722 * gimple-pretty-print.c (dump_gimple_debug): New.
7723 (dump_gimple_stmt): Use it.
7724 (dump_bb_header): Skip gimple debug stmts.
7725 * regmove.c (optimize_reg_copy_1): Discount debug insns.
7726 (fixup_match_2): Likewise.
7727 (regmove_backward_pass): Likewise. Simplify combined
7728 replacement. Handle debug insns.
7729 * function.c (instantiate_virtual_regs): Handle debug insns.
7730 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
7731 * print-rtl.h: Include cselib.h.
7732 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
7733 * df.h (df_inns_rescan_debug_internal): Declare.
7734 * gcse.c (alloc_hash_table): Estimate n_insns.
7735 (cprop_insn): Don't regard debug insns as changes.
7736 (bypass_conditional_jumps): Skip debug insns.
7737 (one_pre_gcse_pass): Adjust.
7738 (one_code_hoisting_pass): Likewise.
7739 (compute_ld_motion_mems): Skip debug insns.
7740 (one_cprop_pass): Adjust.
7741 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
7742 (if_convertible_stmt_p): Handle debug stmts.
7743 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
7744 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
7745 * ira-build.c (create_bb_allocnos): Skip debug insns.
7746 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
7747 (has_single_use): Likewise.
7748 (single_imm_use): Likewise.
7749 (num_imm_uses): Likewise.
7750 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
7751 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
7752 (create_outofssa_var_map): Likewise.
7753 * lower-subreg.c (adjust_decomposed_uses): New.
7754 (resolve_debug): New.
7755 (decompose_multiword_subregs): Use it.
7756 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
7757 * emit-rtl.c: Include params.h.
7758 (cur_debug_insn_uid): Define.
7759 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
7760 (copy_rtx_if_shared_1): Handle debug insns.
7761 (reset_used_flags): Likewise.
7762 (set_used_flags): LIkewise.
7763 (get_max_insn_count): New.
7764 (next_nondebug_insn): New.
7765 (prev_nondebug_insn): New.
7766 (make_debug_insn_raw): New.
7767 (emit_insn_before_noloc): Handle debug insns.
7768 (emit_jump_insn_before_noloc): Likewise.
7769 (emit_call_insn_before_noloc): Likewise.
7770 (emit_debug_insn_before_noloc): New.
7771 (emit_insn_after_noloc): Handle debug insns.
7772 (emit_jump_insn_after_noloc): Likewise.
7773 (emit_call_insn_after_noloc): Likewise.
7774 (emit_debug_insn_after_noloc): Likewise.
7775 (emit_insn_after): Take loc from earlier non-debug insn.
7776 (emit_jump_insn_after): Likewise.
7777 (emit_call_insn_after): Likewise.
7778 (emit_debug_insn_after_setloc): New.
7779 (emit_debug_insn_after): New.
7780 (emit_insn_before): Take loc from later non-debug insn.
7781 (emit_jump_insn_before): Likewise.
7782 (emit_call_insn_before): Likewise.
7783 (emit_debug_insn_before_setloc): New.
7784 (emit_debug_insn_before): New.
7785 (emit_insn): Handle debug insns.
7786 (emit_debug_insn): New.
7787 (emit_jump_insn): Handle debug insns.
7788 (emit_call_insn): Likewise.
7790 (init_emit): Take min-nondebug-insn-uid into account.
7791 Initialize cur_debug_insn_uid.
7792 (emit_copy_of_insn_after): Handle debug insns.
7793 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
7794 location of single rhs in place.
7795 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
7796 (floor_sdiv_adjust): New.
7797 (cell_sdiv_adjust): New.
7798 (cell_udiv_adjust): New.
7799 (round_sdiv_adjust): New.
7800 (round_udiv_adjust): New.
7801 (wrap_constant): Moved from cselib.
7802 (unwrap_constant): New.
7803 (expand_debug_expr): New.
7804 (expand_debug_locations): New.
7805 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
7807 (gimple_expand_cfg): Expand debug locations.
7808 * cselib.c: Include tree-pass.h.
7809 (struct expand_value_data): New.
7810 (cselib_record_sets_hook): New.
7811 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
7812 (cselib_clear_table): Move, and implemnet in terms of...
7813 (cselib_reset_table_with_next_value): ... this.
7814 (cselib_get_next_unknown_value): New.
7815 (discard_useless_locs): Don't discard preserved values.
7816 (cselib_preserve_value): New.
7817 (cselib_preserved_value_p): New.
7818 (cselib_preserve_definitely): New.
7819 (cselib_clear_preserve): New.
7820 (cselib_preserve_only_values): New.
7821 (new_cselib_val): Take rtx argument. Dump it in details.
7822 (cselib_lookup_mem): Adjust.
7823 (expand_loc): Take regs_active in struct. Adjust. Silence
7824 dumps unless details are requested.
7825 (cselib_expand_value_rtx_cb): New.
7826 (cselib_expand_value_rtx): Rename and reimplment in terms of...
7827 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
7828 without details. Copy more subregs. Try to resolve values
7829 using a callback. Wrap constants.
7830 (cselib_subst_to_values): Adjust.
7831 (cselib_log_lookup): New.
7832 (cselib_lookup): Call it.
7833 (cselib_invalidate_regno): Don't count preserved values as useless.
7834 (cselib_invalidate_mem): Likewise.
7835 (cselib_record_set): Likewise.
7836 (struct set): Renamed to cselib_set, moved to cselib.h.
7837 (cselib_record_sets): Adjust. Call hook.
7838 (cselib_process_insn): Reset table when it would be cleared.
7839 (dump_cselib_val): New.
7840 (dump_cselib_table): New.
7841 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
7842 (remove_forwarder_block): Support moving debug stmts.
7843 * cselib.h (cselib_record_sets_hook): Declare.
7844 (cselib_expand_callback): New type.
7845 (cselib_expand_value_rtx_cb): Declare.
7846 (cselib_reset_table_with_next_value): Declare.
7847 (cselib_get_next_unknown_value): Declare.
7848 (cselib_preserve_value): Declare.
7849 (cselib_preserved_value_p): Declare.
7850 (cselib_preserve_only_values): Declare.
7851 (dump_cselib_table): Declare.
7852 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
7853 (try_crossjump_to_edge): Likewise.
7854 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
7855 dominated blocks when debug stmts are present.
7856 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
7857 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
7858 (set_var_live_on_entry): Likewise.
7859 * loop-invariant.c (find_invariants_bb): Skip debug insns.
7860 * cfglayout.c (curr_location, last_location): Make static.
7861 (set_curr_insn_source_location): Don't avoid bouncing.
7862 (get_curr_insn_source_location): New.
7863 (get_curr_insn_block): New.
7864 (duplicate_insn_chain): Handle debug insns.
7865 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
7867 * common.opt (fcompare-debug): Move to sort order.
7868 (fdump-unnumbered-links): Likewise.
7869 (fvar-tracking-assignments): New.
7870 (fvar-tracking-assignments-toggle): New.
7871 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
7872 because of debug stmts.
7873 (mark_stmt_if_obviously_necessary): Mark debug stmts.
7874 (eliminate_unnecessary_stmts): Walk dominated blocks before
7876 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
7877 * ira.c (memref_used_between_p): Skip debug insns.
7878 (update_equiv_regs): Likewise.
7879 * sched-deps.c (sd_lists_size): Accept empty list.
7880 (sd_init_insn): Mark debug insns.
7881 (sd_finish_insn): Unmark them.
7882 (sd_add_dep): Reject non-debug deps on debug insns.
7883 (fixup_sched_groups): Give debug insns group treatment.
7885 (sched_analyze_reg): Don't mark debug insns for sched before call.
7886 (sched_analyze_2): Handle debug insns.
7887 (sched_analyze_insn): Compute next non-debug insn. Handle debug
7889 (deps_analyze_insn): Handle debug insns.
7890 (deps_start_bb): Skip debug insns.
7891 (init_deps): Initialize last_debug_insn.
7892 * tree-ssa.c (target_for_debug_bind): New.
7893 (find_released_ssa_name): New.
7894 (propagate_var_def_into_debug_stmts): New.
7895 (propagate_defs_into_debug_stmts): New.
7896 (verify_ssa): Skip debug bind stmts without values.
7897 (warn_uninialized_vars): Skip debug stmts.
7898 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
7899 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
7900 (rtx_equal_p): Likewise.
7901 * ira-costs.c (scan_one_insn): Skip debug insns.
7902 (process_bb_node_for_hard_reg_moves): Likewise.
7903 * rtl.h (DEBUG_INSN_P): New.
7904 (NONDEBUG_INSN_P): New.
7905 (MAY_HAVE_DEBUG_INSNS): New.
7906 (INSN_P): Accept debug insns.
7907 (RTX_FRAME_RELATED_P): Likewise.
7908 (INSN_DELETED_P): Likewise
7909 (PAT_VAR_LOCATION_DECL): New.
7910 (PAT_VAR_LOCATION_LOC): New.
7911 (PAT_VAR_OCATION_STATUS): New.
7912 (NOTE_VAR_LOCATION_DECL): Reimplement.
7913 (NOTE_VAR_LOCATION_LOC): Likewise.
7914 (NOTE_VAR_LOCATION_STATUS): Likewise.
7915 (INSN_VAR_LOCATION): New.
7916 (INSN_VAR_LOCATION_DECL): New.
7917 (INSN_VAR_LOCATION_LOC): New.
7918 (INSN_VAR_LOCATION_STATUS): New.
7919 (gen_rtx_UNKNOWN_VAR_LOC): New.
7920 (VAR_LOC_UNKNOWN_P): New.
7921 (NOTE_DURING_CALL_P): New.
7922 (SCHED_GROUP_P): Accept debug insns.
7923 (emit_debug_insn_before): Declare.
7924 (emit_debug_insn_before_noloc): Declare.
7925 (emit_debug_insn_beore_setloc): Declare.
7926 (emit_debug_insn_after): Declare.
7927 (emit_debug_insn_after_noloc): Declare.
7928 (emit_debug_insn_after_setloc): Declare.
7929 (emit_debug_insn): Declare.
7930 (make_debug_insn_raw): Declare.
7931 (prev_nondebug_insn): Declare.
7932 (next_nondebug_insn): Declare.
7933 (delegitimize_mem_from_attrs): Declare.
7934 (get_max_insn_count): Declare.
7935 (wrap_constant): Declare.
7936 (unwrap_constant): Declare.
7937 (get_curr_insn_source_location): Declare.
7938 (get_curr_insn_block): Declare.
7939 * tree-inline.c (insert_debug_decl_map): New.
7940 (processing_debug_stmt): New.
7941 (remap_decl): Don't create new mappings in debug stmts.
7942 (remap_gimple_op_r): Don't add references in debug stmts.
7943 (copy_tree_body_r): Likewise.
7944 (remap_gimple_stmt): Handle debug bind stmts.
7945 (copy_bb): Skip debug stmts.
7946 (copy_edges_for_bb): Likewise.
7947 (copy_debug_stmt): New.
7948 (copy_debug_stmts): New.
7949 (copy_body): Copy debug stmts at the end.
7950 (insert_init_debug_bind): New.
7951 (insert_init_stmt): Take id. Skip and emit debug stmts.
7952 (setup_one_parameter): Remap variable earlier, register debug mapping.
7953 (estimate_num_insns): Skip debug stmts.
7954 (expand_call_inline): Preserve debug_map.
7955 (optimize_inline_calls): Check for no debug_stmts left-overs.
7956 (unsave_expr_now): Preserve debug_map.
7957 (copy_gimple_seq_and_replace_locals): Likewise.
7958 (tree_function_versioning): Check for no debug_stmts left-overs.
7959 Init and destroy debug_map as needed. Split edges unconditionally.
7960 (build_duplicate_type): Init and destroy debug_map as needed.
7961 * tree-inline.h: Include gimple.h instead of pointer-set.h.
7962 (struct copy_body_data): Add debug_stmts and debug_map.
7963 * sched-int.h (struct ready_list): Add n_debug.
7964 (struct deps): Add last_debug_insn.
7965 (DEBUG_INSN_SCHED_P): New.
7966 (BOUNDARY_DEBUG_INSN_P): New.
7967 (SCHEDULE_DEBUG_INSN_P): New.
7968 (sd_iterator_cond): Accept empty list.
7969 * combine.c (create_log_links): Skip debug insns.
7970 (combine_instructions): Likewise.
7971 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
7972 return value is always unshared.
7973 (struct rtx_subst_pair): New.
7974 (auto_adjust_pair): New.
7975 (propagate_for_debug_subst): New.
7976 (propagate_for_debug): New.
7977 (try_combine): Skip debug insns. Propagate removed defs into
7979 (next_nonnote_nondebug_insn): New.
7980 (distribute_notes): Use it. Skip debug insns.
7981 (distribute_links): Skip debug insns.
7982 * tree-outof-ssa.c (set_location_for_edge): Likewise.
7983 * resource.c (mark_target_live_regs): Likewise.
7984 * var-tracking.c: Include cselib.h and target.h.
7985 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
7987 (micro_operation_type_name): New.
7988 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
7989 (struct micro_operation_def): Update comments.
7990 (decl_or_value): New type. Use instead of decls.
7991 (struct emit_note_data_def): Add vars.
7992 (struct attrs_def): Use decl_or_value.
7993 (struct variable_tracking_info_def): Add permp, flooded.
7994 (struct location_chain_def): Update comment.
7995 (struct variable_part_def): Use decl_or_value.
7996 (struct variable_def): Make var_part a variable length array.
7998 (scratch_regs): New.
7999 (cselib_hook_called): New.
8000 (dv_is_decl_p): New.
8001 (dv_is_value_p): New.
8004 (dv_as_opaque): New.
8005 (dv_onepart_p): New.
8007 (IS_DECL_CODE): New.
8008 (check_value_is_not_decl): New.
8009 (dv_from_decl): New.
8010 (dv_from_value): New.
8011 (dv_htab_hash): New.
8012 (variable_htab_hash): Use it.
8013 (variable_htab_eq): Support values.
8014 (variable_htab_free): Free from the right pool.
8015 (attrs_list_member, attrs_list_insert): Use decl_or_value.
8016 (attrs_list_union): Adjust.
8017 (attrs_list_mpdv_union): New.
8018 (tie_break_pointers): New.
8019 (canon_value_cmp): New.
8020 (unshare_variable): Return possibly-modified slot.
8021 (vars_copy_1): Adjust.
8022 (var_reg_decl_set): Adjust. Split out of...
8023 (var_reg_set): ... this.
8024 (get_init_value): Adjust.
8025 (var_reg_delete_and_set): Adjust.
8026 (var_reg_delete): Adjust.
8027 (var_regno_delete): Adjust.
8028 (var_mem_decl_set): Split out of...
8029 (var_mem_set): ... this.
8030 (var_mem_delete_and_set): Adjust.
8031 (var_mem_delete): Adjust.
8035 (variable_union): Adjust. Speed up merge of 1-part vars.
8036 (variable_canonicalize): Use unshared slot.
8037 (VALUED_RECURSED_INTO): New.
8038 (find_loc_in_1pdv): New.
8039 (struct dfset_merge): New.
8040 (insert_into_intersection): New.
8041 (intersect_loc_chains): New.
8043 (canonicalize_loc_order_check): New.
8044 (canonicalize_values_mark): New.
8045 (canonicalize_values_star): New.
8046 (variable_merge_over_cur): New.
8047 (variable_merge_over_src): New.
8048 (dataflow_set_merge): New.
8049 (dataflow_set_equiv_regs): New.
8050 (remove_duplicate_values): New.
8051 (struct dfset_post_merge): New.
8052 (variable_post_merge_new_vals): New.
8053 (variable_post_merge_perm_vals): New.
8054 (dataflow_post_merge_adjust): New.
8055 (find_mem_expr_in_1pdv): New.
8056 (dataflow_set_preserve_mem_locs): New.
8057 (dataflow_set_remove_mem_locs): New.
8058 (dataflow_set_clear_at_call): New.
8059 (onepart_variable_different_p): New.
8060 (variable_different_p): Use it.
8061 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
8062 (track_expr_p): Add need_rtl parameter. Don't generate rtl
8064 (track_loc_p): Pass it true.
8065 (struct count_use_info): New.
8066 (find_use_val): New.
8067 (replace_expr_with_values): New.
8069 (use_type): New, partially split out of...
8070 (count_uses): ... this. Count new micro-ops.
8071 (count_uses_1): Adjust.
8072 (count_stores): Adjust.
8073 (count_with_sets): New.
8074 (VAL_NEEDS_RESOLUTION): New.
8075 (VAL_HOLDS_TRACK_EXPR): New.
8076 (VAL_EXPR_IS_COPIED): New.
8077 (VAL_EXPR_IS_CLOBBERED): New.
8078 (add_uses): Adjust. Generate new micro-ops.
8079 (add_uses_1): Adjust.
8080 (add_stores): Generate new micro-ops.
8081 (add_with_sets): New.
8082 (find_src_status): Adjust.
8083 (find_src_set_src): Adjust.
8084 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
8085 Handle new micro-ops. Canonicalize value equivalances.
8086 (vt_find_locations): Compute total size of hash tables for
8087 dumping. Perform merge for var-tracking-assignments. Don't
8088 disregard single-block loops.
8089 (dump_attrs_list): Handle decl_or_value.
8090 (dump_variable): Take variable. Deal with decl_or_value.
8091 (dump_variable_slot): New.
8092 (dump_vars): Use it.
8093 (dump_dataflow_sets): Adjust.
8094 (set_slot_part): New, extended to support one-part variables
8095 after splitting out of...
8096 (set_variable_part): ... this.
8097 (clobber_slot_part): New, split out of...
8098 (clobber_variable_part): ... this.
8099 (delete_slot_part): New, split out of...
8100 (delete_variable_part): .... this.
8101 (check_wrap_constant): New.
8102 (vt_expand_loc_callback): New.
8103 (vt_expand_loc): New.
8104 (emit_note_insn_var_location): Adjust. Handle values. Handle
8105 EMIT_NOTE_AFTER_CALL_INSN.
8106 (emit_notes_for_differences_1): Adjust. Handle values.
8107 (emit_notes_for_differences_2): Likewise.
8108 (emit_notes_for_differences): Adjust.
8109 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
8110 Adjust. Handle new micro-ops.
8111 (vt_add_function_parameters): Adjust. Create and bind values.
8112 (vt_initialize): Adjust. Initialize scratch_regs and
8113 valvar_pool, flooded and perm.. Initialize and use cselib. Log
8114 operations. Move some code to count_with_sets and add_with_sets.
8115 (delete_debug_insns): New.
8116 (vt_debug_insns_local): New.
8117 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
8119 (var_tracking_main): If var-tracking-assignments is enabled
8120 but var-tracking isn't, delete debug insns and leave. Likewise
8121 if we exceed limits or fail the stack adjustments tests, and
8122 after all var-tracking processing.
8123 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
8124 (dataflow_set): Add traversed_vars.
8125 (value_chain, const_value_chain): New typedefs.
8126 (value_chain_pool, value_chains): New variables.
8127 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
8128 add_value_chains, add_cselib_value_chains, remove_value_chain,
8129 remove_value_chains, remove_cselib_value_chains): New functions.
8130 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
8131 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
8133 (shared_hash_find_slot_unshare, shared_hash_find_slot,
8134 shared_hash_find_slot_noinsert, shared_hash_find): Update.
8135 (dst_can_be_shared): New variable.
8136 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
8137 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
8138 different from set->vars, look up slot again instead of using the
8140 (dataflow_set_init): Initialize traversed_vars.
8141 (variable_union): Use shared_hash_*. Use initially NO_INSERT
8142 lookup if set->vars is shared. Don't keep slot cleared before
8143 calling unshare_variable. Unshare set->vars if needed. Adjust
8144 unshare_variable callers. Clear dst_can_be_shared if needed.
8145 Even ->refcount == 1 vars must be unshared if set->vars is shared
8146 and var needs to be modified.
8147 (dataflow_set_union): Set traversed_vars during canonicalization.
8148 (VALUE_CHANGED, DECL_CHANGED): Define.
8149 (set_dv_changed, dv_changed_p): New static inlines.
8150 (track_expr_p): Clear DECL_CHANGED.
8151 (dump_dataflow_sets): Set it.
8152 (variable_was_changed): Call set_dv_changed.
8153 (emit_note_insn_var_location): Likewise.
8154 (changed_variables_stack): New variable.
8155 (check_changed_vars_1, check_changed_vars_2): New functions.
8156 (emit_notes_for_changes): Do nothing if changed_variables is
8157 empty. Traverse changed_variables with check_changed_vars_1,
8158 call check_changed_vars_2 on each changed_variables_stack entry.
8159 (emit_notes_in_bb): Add SET argument. Just clear it at the
8160 beginning, use it instead of local &set, don't destroy it at the end.
8161 (vt_emit_notes): Call dataflow_set_clear early on all
8162 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
8163 computed set, dataflow_set_clear also VTI(bb)->in when we are
8164 done with the basic block. Initialize changed_variables_stack,
8165 free it afterwards. If ENABLE_CHECKING verify that after noting
8166 differences to an empty set value_chains hash table is empty.
8167 (vt_initialize): Initialize value_chains and value_chain_pool.
8168 (vt_finalize): Delete value_chains htab, free value_chain_pool.
8169 (variable_tracking_main): Call dump_dataflow_sets before calling
8170 vt_emit_notes, not after it.
8171 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
8172 (propagate_var_def_into_debug_stmts): Declare.
8173 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
8174 (df_set_note): Reject debug insns.
8175 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
8176 add notes to debug insns.
8177 (df_note_bb_compute): Adjust. Likewise.
8178 (df_simulate_uses): Skip debug insns.
8179 (df_simulate_initialize_backwards): Likewise.
8180 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
8181 (subst_stack_regs_pat): Reject debug insns.
8182 (convert_regs_1): Handle debug insns.
8183 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
8184 (print-rtl.o): Depend on cselib.h.
8185 (cselib.o): Depend on TREE_PASS_H.
8186 (var-tracking.o): Depend on cselib.h and TARGET_H.
8187 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
8188 (init_ready_list): Skip boundary debug insns.
8189 (add_branch_dependences): Skip debug insns.
8190 (free_block_dependencies): Check for blocks with only debug insns.
8191 (compute_priorities): Likewise.
8192 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
8193 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
8195 (gimple_build_debug_bind_stat): New.
8196 (empty_body_p): Skip debug stmts.
8197 (gimple_has_side_effects): Likewise.
8198 (gimple_rhs_has_side_effects): Likewise.
8199 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
8200 (gimple_build_debug_bind_stat): Declare.
8201 (gimple_build_debug_bind): Define.
8202 (is_gimple_debug): New.
8203 (gimple_debug_bind_p): New.
8204 (gimple_debug_bind_get_var): New.
8205 (gimple_debug_bind_get_value): New.
8206 (gimple_debug_bind_get_value_ptr): New.
8207 (gimple_debug_bind_set_var): New.
8208 (gimple_debug_bind_set_value): New.
8209 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
8210 (gimple_debug_bind_reset_value): New.
8211 (gimple_debug_bind_has_value_p): New.
8212 (gsi_next_nondebug): New.
8213 (gsi_prev_nondebug): New.
8214 (gsi_start_nondebug_bb): New.
8215 (gsi_last_nondebug_bb): New.
8216 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
8217 (print_insn): Handle DEBUG_INSN.
8218 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
8219 of first insn prevail.
8220 (first_stmt): Skip debug stmts.
8221 (first_non_label_stmt): Likewise.
8222 (last_stmt): Likewise.
8223 (has_zero_uses_1): New.
8224 (single_imm_use_1): New.
8225 (verify_gimple_debug): New.
8226 (verify_types_in_gimple_stmt): Handle debug stmts.
8227 (verify_stmt): Likewise.
8228 (debug_loop_num): Skip debug stmts.
8229 (remove_edge_and_dominated_blocks): Remove dominators last.
8230 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
8231 (linearize_expr): Likewise.
8232 * config/i386/i386.c (ix86_delegitimize_address): Call
8233 default implementation.
8234 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
8235 (group_barrier_needed): Skip debug insns.
8236 (emit_insn_group_barriers): Likewise.
8237 (emit_all_insn_group_barriers): Likewise.
8238 (ia64_variable_issue): Handle debug insns.
8239 (ia64_dfa_new_cycle): Likewise.
8240 (final_emit_insn_group_barriers): Skip debug insns.
8241 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
8242 def cfa without frame.
8243 (process_set): Likewise.
8244 (process_for_unwind_directive): Pass frame on.
8245 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
8246 (rs6000_delegitimize_address): New.
8247 (rs6000_debug_adjust_cost): Handle debug insns.
8248 (is_microcoded_insn): Likewise.
8249 (is_cracked_insn): Likewise.
8250 (is_nonpipeline_insn): Likewise.
8251 (insn_must_be_first_in_group): Likewise.
8252 (insn_must_be_last_in_group): Likewise.
8253 (force_new_group): Likewise.
8254 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
8255 contains only debug insns.
8256 (rtl_merge_blocks): Skip debug insns.
8257 (purge_dead_edges): Likewise.
8258 (rtl_block_ends_with_call_p): Skip debug insns.
8259 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
8260 (mark_reg_dependencies): Skip debug insns.
8261 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
8262 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
8263 * tree-ssa-threadedge.c
8264 (record_temporary_equivalences_from_stmts): Skip debug stmts.
8265 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
8266 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
8267 (copyprop_hardreg_forward_1): Handle debug insns.
8268 * reload1.c (reload): Skip debug insns. Replace unassigned
8269 pseudos in debug insns with their equivalences.
8270 (eliminate_regs_in_insn): Skip debug insns.
8271 (emit_input_reload_insns): Skip debug insns at first, adjust
8273 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
8274 (get_indirect_ref_operands): Pass opf_no_vops on.
8275 (get_expr_operands): Likewise. Skip debug stmts.
8276 (parse_ssa_operands): Scan debug insns with opf_no_vops.
8278 2009-09-01 Richard Henderson <rth@redhat.com>
8280 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
8281 stmt_ends_pp_p statements at least once.
8282 * tree-vrp.c (vrp_initialize): Likewise.
8283 (vrp_visit_stmt): Be prepared for non-interesting stmts.
8285 2009-09-01 Dodji Seketeli <dodji@redhat.com>
8288 Fix AIX bootstrap after PR debug/30161
8289 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
8290 that is a GNU extension.
8291 (tmpl_value_parm_die_table): Move the definition of this global
8292 outside #ifdef DWARF2_DEBUGGING_INFO region.
8294 2009-09-01 Richard Guenther <rguenther@suse.de>
8296 * tree.c (tree_expr_size): New function.
8297 * tree.h (tree_expr_size): Declare.
8298 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
8299 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
8300 * langhooks.c (lhd_expr_size): Remove.
8301 * langhooks.h (struct lang_hooks): Remove expr_size.
8302 * explow.c (expr_size): Use tree_expr_size.
8303 (int_expr_size): Likewise.
8304 * langhooks-def.h (lhd_expr_size): Remove.
8305 (LANG_HOOKS_EXPR_SIZE): Likewise.
8306 (LANG_HOOKS_INITIALIZER): Adjust.
8308 2009-09-01 Richard Guenther <rguenther@suse.de>
8310 * tree-flow.h (mark_addressable): Move declaration ...
8311 * tree.h (mark_addressable): ... here.
8312 * stmt.c (expand_asm_operands): Use mark_addressable, not
8313 lang_hooks.mark_addressable.
8314 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8315 LANG_HOOKS_MARK_ADDRESSABLE.
8316 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
8317 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
8319 2009-08-31 Chris Demetriou <cgd@google.com>
8321 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
8322 vectorize if not TARGET_SSE2.
8324 2009-08-31 DJ Delorie <dj@redhat.com>
8326 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
8327 registers if no coprocessor is enabled.
8329 2009-08-31 Dodji Seketeli <dodji@redhat.com>
8332 * cgraph.h (cgraph_get_node): Declare ...
8333 * cgraph.c (cgraph_get_node): ... new function.
8334 * dwarf2out.c (gen_generic_params_dies,
8335 generic_parameter_die, tree_add_const_value_attribute_for_decl,
8336 make_ith_pack_parameter_name,
8337 append_entry_to_tmpl_value_parm_die_table,
8338 gen_remaining_tmpl_value_param_die_attribute): New functions.
8339 (gen_subprogram_die): Generate debug info for template parameters
8340 if debug info level is higher than DINFO_LEVEL_TERSE.
8341 Use tree_add_const_value_attribute_for_decl instead of
8342 tree_add_const_value_attribute.
8343 (gen_const_die): Use tree_add_const_value_attribute_for_decl
8344 instead of tree_add_const_value_attribute.
8345 (gen_struct_or_union_type_die): Generate debug
8346 info for template parameters if debug info level is higher than
8348 (tree_add_const_value_attribute): Handle integral and pointer
8349 constants. Update comment.
8350 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
8351 (dwarf_attr_name): Support DW_AT_GNU_template_name.
8352 (reference_to_unused): Fix thinko. Remove redundant predicates from
8354 (tree_add_const_value_attribute): Make this work for constant
8356 tree_add_const_value_attribute_for_decl is to be used for variable
8358 (add_location_or_const_value_attribute): Use
8359 tree_add_const_value_attribute_for_decl now.
8360 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
8361 DW_TAG_template_value_param DIEs after function DIEs have been
8363 * langhooks.h (lang_hooks_for_types): Add
8364 get_argument_pack_elems.
8365 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
8366 (lang_hooks): Added get_innermost_generic_parms,
8367 get_innermost_generic_args.
8368 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
8369 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
8370 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
8371 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
8373 2009-08-31 DJ Delorie <dj@redhat.com>
8375 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
8376 it once we start generating the prologue or epilogue.
8377 (mep_call_saves_register): If the frame is locked, re-use
8379 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
8380 (mep_expand_prologue): Call it.
8381 (mep_expand_epilogue): Likewise.
8382 (mep_start_function): Use the same logic as mep_expand_prologue.
8383 (mep_pass_by_reference): Make logic more readable.
8384 (mep_return_in_memory): Zero-sized objects are passed in memory.
8385 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
8387 2009-08-31 Richard Guenther <rguenther@suse.de>
8389 * builtins.c (fold_builtin_memory_op): Use the alias oracle
8390 to query if the memory regions for memmove overlap.
8391 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
8392 asserts on pointers, instead deal with odd trees.
8393 (ptr_derefs_may_alias_p): Likewise.
8394 (refs_may_alias_p_1): Constructor bases also never alias.
8396 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
8398 * doc/install.texi (Final install): Adjust reference on where to
8399 order printed manuals.
8401 2009-08-30 Olivier Hainque <hainque@adacore.com>
8403 * dwarf2out.c (switch_to_frame_table_section): Move
8404 definition prior to first use.
8406 2009-08-30 Richard Guenther <rguenther@suse.de>
8408 PR tree-optimization/41186
8409 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
8410 (ao_ref_init_from_ptr_and_size): New function.
8411 (ref_maybe_used_by_call_p_1): Be more precise tracking
8412 used ranges for builtin functions.
8413 (ref_maybe_used_by_call_p): Adjust.
8414 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
8415 ranges for builtin functions.
8416 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
8418 2009-08-30 Alan Modra <amodra@bigpond.net.au>
8421 * fwprop.c (get_reg_use_in): Delete.
8422 (free_load_extend): New function.
8423 (forward_propagate_subreg): Use it.
8425 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
8427 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
8429 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
8432 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
8435 2009-08-29 Douglas B Rupp <rupp@gnat.com>
8437 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
8438 fini or fini_array section.
8440 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8442 * graphite-dependences.c (graphite_legal_transform_bb): Call
8443 pbb_remove_duplicate_pdrs.
8444 * graphite-poly.c (can_collapse_pdr): Removed.
8445 (pdr_find_duplicate): Removed.
8446 (can_collapse_pdrs): New.
8447 (pbb_remove_duplicate_pdrs): New.
8448 (new_poly_dr): Do not look for duplicates.
8449 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
8450 (PBB_PDR_DUPLICATES_REMOVED): New.
8451 (pbb_remove_duplicate_pdrs): Declared.
8453 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8455 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
8456 the strides by multiplying by PDR_NB_REFS.
8457 * graphite-poly.c (can_collapse_pdr): New.
8458 (pdr_find_duplicate): New.
8459 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
8460 Initialize PDR_NB_REFS.
8461 * graphite-poly.h (struct poly_dr): Add field nb_refs.
8463 (new_poly_dr): Number of subscripts is a graphite_dim_t.
8465 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8468 * graphite-poly.c (apply_poly_transforms): Remove legality test before
8471 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8473 * graphite-dependences.c (pddr_original_scattering): Return NULL
8474 for read-read dependence relations.
8475 * graphite-poly.h (enum poly_dr_type): Fix comment.
8478 (pdr_may_write_p): New.
8480 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8482 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
8483 (struct poly_dr): Same.
8484 (new_poly_dr): Same.
8485 * graphite-poly.c (new_poly_dr): Same.
8486 * graphite-dependences.c (dot_deps): Disable call to system.
8488 2009-08-28 Cary Coutant <ccoutant@google.com>
8491 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
8492 struct/union/enum types local to a function.
8494 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8495 Sebastian Pop <sebastian.pop@amd.com>
8497 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
8498 pbb_strip_mine_time_depth. Changed the implementation so that
8499 transformation is expressed as a transformation on
8500 time (scatttering) dimensions. Also, ensures that the 2d+1
8501 scheduling format is preserved.
8502 (pbb_strip_mine_profitable_p): Profitability is based on the
8503 iteration number of a given time (scattering) dimension,
8504 and not on a original loop depth dimension.
8505 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
8506 (pbb_do_strip_mine): Call psct_dynamic_dim.
8507 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
8508 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
8509 (pbb_nb_dynamic_scattering_transform): New.
8510 (psct_dynamic_dim): New.
8512 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8514 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8515 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
8516 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
8517 * graphite-interchange.c (build_linearized_memory_access): Same.
8518 (memory_stride_in_loop): Same.
8520 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8522 * graphite-dependences.c (pddr_original_scattering): New.
8523 (graphite_legal_transform_dr): Call pddr_original_scattering.
8526 * graphite-dependences.h (dot_deps): Declared.
8527 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
8528 (print_pdr): Print PDR_ID.
8529 * graphite-poly.h (struct poly_dr): Add field id.
8532 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
8534 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8536 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
8537 not delete the original dependence relation.
8539 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8541 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
8542 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
8543 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
8544 (free_poly_ddr): New.
8545 (pddr_is_empty): New.
8546 (dependence_polyhedron_1): Now returns a poly_ddr_p.
8547 (dependence_polyhedron): Same. Remove useless gcc_assert.
8549 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
8550 (graphite_carried_dependence_level_k): Call pddr_is_empty.
8551 * graphite-dependences.h (enum poly_dependence_kind): New.
8552 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
8553 (PDRP_SOURCE): Renamed PDDR_SOURCE.
8554 (PDRP_SINK): Renamed PDDR_SINK.
8555 (PDRP_DDP): Renamed PDDR_DDP.
8557 (free_poly_ddr): Declared.
8558 * graphite-poly.c (new_scop): Use the new hash function names.
8559 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
8560 into original_pddrs.
8561 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
8563 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8565 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
8566 bounds with LT_EXPR to make niter analysis more precise on code
8567 generated by Graphite.
8569 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
8571 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
8572 (graphite_legal_transform_bb): Same.
8573 (poly_drs_may_alias_p): Same.
8575 2009-08-28 Richard Guenther <rguenther@suse.de>
8577 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
8579 2009-08-28 Jan Beulich <jbeulich@novell.com>
8581 * config/i386/netware.c: Include langhooks.h.
8582 (i386_nlm_encode_section_info): Simplify.
8583 (netware_override_options): Delete.
8584 * config/i386/netware.h (netware_override_options): Delete
8586 (OVERRIDE_OPTIONS): Delete definition.
8587 (SUBTARGET_OVERRIDE_OPTIONS): Define.
8588 (ASM_COMMENT_START): Define.
8589 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
8591 2009-08-28 Jan Beulich <jbeulich@novell.com>
8593 * configure.ac: For in-tree ld, do a plain version check to
8594 determine whether comdat groups are supported.
8595 * configure: Regenerate.
8597 2009-08-28 Olivier Hainque <hainque@adacore.com>
8599 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
8600 always defined. Reflect definition or absence of such for
8601 COLLECT_EXPORT_LIST. Readability helper.
8602 (scanfilter): New enum, to help control what symbols
8603 are to be considered or ignored by scan_prog_file.
8604 (enum pass): Rename as "scanpass", moved together with scanfilter
8605 prior to scan_prog_file's prototype.
8606 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
8607 Group prototype with the scanpass/scanfilter definitions, factorize
8608 head comments for the several implementations at the prototype.
8609 (main): Reorganize the first pass link control to let AIX
8610 drag only the needed frame tables in executables. Prevent
8611 frame tables collection during the scan aimed at static ctors.
8612 Pre-link and scan for frame tables later to compensate.
8613 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
8614 A C statement to issue assembly directives that create a reference
8615 to the given DWARF table identifier label from the current function
8617 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
8618 to differentiate first time section entry. Only emit a .data
8619 tables start identifier label the first time around.
8620 (switch_to_frame_table_section): New function. Helper for
8621 output_call_frame_info to switch possibly BACK into the eh_frame
8622 or the debug_frame section depending on FOR_EH.
8623 (output_call_frame_info): Use helper to first enter the proper
8625 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
8626 emit a link to the frame table start label from each function
8628 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
8629 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
8630 * config/rs6000/rs6000-protos.h: Declare it.
8631 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
8633 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8635 * config/sh/sh.c (split_branches): Check the result of
8638 2009-08-27 Steve Ellcey <sje@cup.hp.com>
8640 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
8641 using -pthread -fopenmp
8643 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8645 * doc/service.texi (service directory): Update URL.
8647 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
8649 PR rtl-optimization/40861
8650 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
8651 extract word from a multi-word subreg for negative byte positions.
8653 2009-08-27 Tristan Gingold <gingold@adacore.com>
8654 Douglas B Rupp <rupp@gnat.com>
8656 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
8657 (SECTION_VMS_OVERLAY): Define.
8658 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
8660 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
8662 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
8663 common_object declarations.
8664 (ia64_section_type_flags): Set section flag for common_object.
8665 * config/ia64/ia64-protos.h
8666 (ia64_vms_output_aligned_decl_common): Declare.
8667 (ia64_vms_elf_asm_named_section): Declare.
8669 2009-08-27 Michael Matz <matz@suse.de>
8671 * expr.c (expand_expr_real_2): New function taking exploded
8672 unary or binary expression, split out from ...
8673 (expand_expr_real_1): ... here. Move over all unary/binary
8674 switch parts to above function, in particular these codes:
8675 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
8676 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
8677 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
8678 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
8679 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
8680 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
8681 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
8682 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
8683 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
8684 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
8685 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
8686 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
8687 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
8688 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
8689 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
8690 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
8691 VEC_PACK_FIX_TRUNC_EXPR.
8692 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
8695 2009-08-27 Richard Guenther <rguenther@suse.de>
8697 * gengtype.c (main): Handle uint64_t.
8698 * ipa-utils.c (get_base_var): Indent properly.
8699 * tree-ssa-live.c (debug_scope_block): New function.
8700 * tree-flow.h (debug_scope_block): Declare.
8701 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
8702 * basic-block.h (enum profile_status): Rename to
8703 enum profile_status_d.
8704 (x_profile_status): Adjust type.
8706 2009-08-27 Dodji Seketeli <dodji@redhat.com>
8709 * dwarf2out.c (get_context_die): Declare this static function.
8710 (gen_type_die_with_usage): Make sure a DIE is a generated for
8711 the context of a typedef.
8713 2009-08-26 Anatoly Sokolov <aesok@post.ru>
8715 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
8718 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
8720 * config/mips/mips-protos.h (mips_output_sync): Declare.
8721 (mips_sync_loop_insns): Likewise.
8722 (mips_output_sync_loop): Replace first two parameters with an rtx.
8723 * config/mips/mips.c (mips_multi_member): New structure.
8724 (mips_multi_members): New variable.
8725 (mips_multi_start): New function.
8726 (mips_multi_add): Likewise.
8727 (mips_multi_add_insn): Likewise.
8728 (mips_multi_add_label): Likewise.
8729 (mips_multi_last_index): Likewise.
8730 (mips_multi_copy_insn): Likewise.
8731 (mips_multi_set_operand): Likewise.
8732 (mips_multi_write): Likewise.
8733 (mips_print_operand_punctuation): Remove '%|' and '%-'.
8734 (mips_init_print_operand_punct): Update accordingly.
8735 (mips_start_ll_sc_sync_block): New function.
8736 (mips_end_ll_sc_sync_block): Likewise.
8737 (mips_output_sync): Likewise.
8738 (mips_sync_insn1_template): Likewise.
8739 (mips_sync_insn2_template): Likewise.
8740 (mips_get_sync_operand): Likewise.
8741 (mips_process_sync_loop): Likewise.
8742 (mips_output_sync_loop): Use mips_process_sync_loop.
8743 (mips_sync_loop_insns): New function.
8744 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
8745 (MIPS_COMPARE_AND_SWAP_12): Likewise.
8746 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
8747 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
8748 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
8749 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
8750 (MIPS_SYNC_OLD_OP_12): Likewise.
8751 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
8752 (MIPS_SYNC_NEW_OP_12): Likewise.
8753 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
8754 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
8755 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
8756 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
8757 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
8758 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
8759 * config/mips/mips.md (sync_mem): New attribute.
8760 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
8761 (sync_exclusive_mask, sync_required_oldval): Likewise.
8762 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
8763 (sync_release_barrier): Likewise.
8764 (length): Handle sync loops.
8765 (sync): Use mips_output_sync.
8766 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
8767 (sync_compare_and_swap<mode>): Set the new sync_* attributes
8768 and use mips_output_sync_loop.
8769 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
8770 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
8771 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
8772 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
8773 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
8774 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
8775 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
8776 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
8777 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
8779 2009-08-26 Richard Guenther <rguenther@suse.de>
8782 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
8783 the types to not match.
8784 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
8786 * tree-ssa.c (useless_type_conversion_p): Conversions to
8787 pointers to unprototyped functions are useless.
8789 2009-08-26 Richard Guenther <rguenther@suse.de>
8791 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
8792 whole-program condition, prepare to be called for non-globals.
8793 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
8794 params build a representative with known type and track its fields.
8796 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
8798 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
8799 clearing by a taken branch.
8800 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
8801 effectively after bbro pass.
8802 (sync_nand<mode>): Ditto.
8803 (sync_old_<fetchop_name><mode>): Ditto.
8804 (sync_old_nand<mode>): Ditto.
8805 (sync_new_<fetchop_name><mode>): Dito.
8806 (sync_new_nand<mode>): Ditto.
8807 (sync_compare_and_swap<mode>_1): Ditto.
8808 (*sync_compare_and_swap<mode>): Ditto.
8809 (sync_lock_test_and_set<mode>_1): Ditto.
8810 ("sync_lock_test_and_set<mode>): Ditto.
8812 2009-08-25 Douglas B Rupp <rupp@gnat.com>
8814 * hwint.h (HOST_LONG_FORMAT): New macro
8815 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
8816 Use HOST_PTR_PRINTF.
8817 * system.h (HOST_PTR_PRINTF): Resurrect old macro
8818 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
8819 (HOST_PTR_PRINTF): Document.
8821 2009-08-25 Jan Hubicka <jh@suse.cz>
8823 * config/i386/bmmintrin.h: Replace by #error.
8826 Michael Meissner <michael.meissner@amd.com>
8827 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8828 Tony Linthicum <tony.linthicum@amd.com>
8830 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
8831 (TARGET_ROUND): New macro for the round/ptest instructions which
8832 are shared between SSE4.1 and SSE5.
8833 (OPTION_MASK_ISA_ROUND): Ditto.
8834 (OPTION_ISA_ROUND): Ditto.
8835 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
8836 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
8838 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
8839 (-mfused-madd): New switch to give users control over whether the
8840 compiler optimizes to use the multiply/add SSE5 instructions.
8842 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
8843 (ix86_handle_option): Turn off 3dnow if -msse5.
8844 (override_options): Add SSE5 support.
8845 (print_operand): %Y prints comparison codes for SSE5 com/pcom
8847 (ix86_expand_sse_movcc): Add SSE5 support.
8848 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
8849 vector type to the next largest size.
8850 (ix86_expand_sse5_pack): New function to use pperm to pack a
8851 vector type to the next smallest size.
8852 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
8853 (IX86_BUILTIN_FMADDSD): Ditto.
8854 (IX86_BUILTIN_FMADDPS): Ditto.
8855 (IX86_BUILTIN_FMADDPD): Ditto.
8856 (IX86_BUILTIN_FMSUBSS): Ditto.
8857 (IX86_BUILTIN_FMSUBSD): Ditto.
8858 (IX86_BUILTIN_FMSUBPS): Ditto.
8859 (IX86_BUILTIN_FMSUBPD): Ditto.
8860 (IX86_BUILTIN_FNMADDSS): Ditto.
8861 (IX86_BUILTIN_FNMADDSD): Ditto.
8862 (IX86_BUILTIN_FNMADDPS): Ditto.
8863 (IX86_BUILTIN_FNMADDPD): Ditto.
8864 (IX86_BUILTIN_FNMSUBSS): Ditto.
8865 (IX86_BUILTIN_FNMSUBSD): Ditto.
8866 (IX86_BUILTIN_FNMSUBPS): Ditto.
8867 (IX86_BUILTIN_FNMSUBPD): Ditto.
8868 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
8869 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
8870 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
8871 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
8872 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
8873 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
8874 (IX86_BUILTIN_PPERM): Ditto.
8875 (IX86_BUILTIN_PERMPS): Ditto.
8876 (IX86_BUILTIN_PERMPD): Ditto.
8877 (IX86_BUILTIN_PMACSSWW): Ditto.
8878 (IX86_BUILTIN_PMACSWW): Ditto.
8879 (IX86_BUILTIN_PMACSSWD): Ditto.
8880 (IX86_BUILTIN_PMACSWD): Ditto.
8881 (IX86_BUILTIN_PMACSSDD): Ditto.
8882 (IX86_BUILTIN_PMACSDD): Ditto.
8883 (IX86_BUILTIN_PMACSSDQL): Ditto.
8884 (IX86_BUILTIN_PMACSSDQH): Ditto.
8885 (IX86_BUILTIN_PMACSDQL): Ditto.
8886 (IX86_BUILTIN_PMACSDQH): Ditto.
8887 (IX86_BUILTIN_PMADCSSWD): Ditto.
8888 (IX86_BUILTIN_PMADCSWD): Ditto.
8889 (IX86_BUILTIN_PHADDBW): Ditto.
8890 (IX86_BUILTIN_PHADDBD): Ditto.
8891 (IX86_BUILTIN_PHADDBQ): Ditto.
8892 (IX86_BUILTIN_PHADDWD): Ditto.
8893 (IX86_BUILTIN_PHADDWQ): Ditto.
8894 (IX86_BUILTIN_PHADDDQ): Ditto.
8895 (IX86_BUILTIN_PHADDUBW): Ditto.
8896 (IX86_BUILTIN_PHADDUBD): Ditto.
8897 (IX86_BUILTIN_PHADDUBQ): Ditto.
8898 (IX86_BUILTIN_PHADDUWD): Ditto.
8899 (IX86_BUILTIN_PHADDUWQ): Ditto.
8900 (IX86_BUILTIN_PHADDUDQ): Ditto.
8901 (IX86_BUILTIN_PHSUBBW): Ditto.
8902 (IX86_BUILTIN_PHSUBWD): Ditto.
8903 (IX86_BUILTIN_PHSUBDQ): Ditto.
8904 (IX86_BUILTIN_PROTB): Ditto.
8905 (IX86_BUILTIN_PROTW): Ditto.
8906 (IX86_BUILTIN_PROTD): Ditto.
8907 (IX86_BUILTIN_PROTQ): Ditto.
8908 (IX86_BUILTIN_PROTB_IMM): Ditto.
8909 (IX86_BUILTIN_PROTW_IMM): Ditto.
8910 (IX86_BUILTIN_PROTD_IMM): Ditto.
8911 (IX86_BUILTIN_PROTQ_IMM): Ditto.
8912 (IX86_BUILTIN_PSHLB): Ditto.
8913 (IX86_BUILTIN_PSHLW): Ditto.
8914 (IX86_BUILTIN_PSHLD): Ditto.
8915 (IX86_BUILTIN_PSHLQ): Ditto.
8916 (IX86_BUILTIN_PSHAB): Ditto.
8917 (IX86_BUILTIN_PSHAW): Ditto.
8918 (IX86_BUILTIN_PSHAD): Ditto.
8919 (IX86_BUILTIN_PSHAQ): Ditto.
8920 (IX86_BUILTIN_FRCZSS): Ditto.
8921 (IX86_BUILTIN_FRCZSD): Ditto.
8922 (IX86_BUILTIN_FRCZPS): Ditto.
8923 (IX86_BUILTIN_FRCZPD): Ditto.
8924 (IX86_BUILTIN_CVTPH2PS): Ditto.
8925 (IX86_BUILTIN_CVTPS2PH): Ditto.
8926 (IX86_BUILTIN_COMEQSS): Ditto.
8927 (IX86_BUILTIN_COMNESS): Ditto.
8928 (IX86_BUILTIN_COMLTSS): Ditto.
8929 (IX86_BUILTIN_COMLESS): Ditto.
8930 (IX86_BUILTIN_COMGTSS): Ditto.
8931 (IX86_BUILTIN_COMGESS): Ditto.
8932 (IX86_BUILTIN_COMUEQSS): Ditto.
8933 (IX86_BUILTIN_COMUNESS): Ditto.
8934 (IX86_BUILTIN_COMULTSS): Ditto.
8935 (IX86_BUILTIN_COMULESS): Ditto.
8936 (IX86_BUILTIN_COMUGTSS): Ditto.
8937 (IX86_BUILTIN_COMUGESS): Ditto.
8938 (IX86_BUILTIN_COMORDSS): Ditto.
8939 (IX86_BUILTIN_COMUNORDSS): Ditto.
8940 (IX86_BUILTIN_COMFALSESS): Ditto.
8941 (IX86_BUILTIN_COMTRUESS): Ditto.
8942 (IX86_BUILTIN_COMEQSD): Ditto.
8943 (IX86_BUILTIN_COMNESD): Ditto.
8944 (IX86_BUILTIN_COMLTSD): Ditto.
8945 (IX86_BUILTIN_COMLESD): Ditto.
8946 (IX86_BUILTIN_COMGTSD): Ditto.
8947 (IX86_BUILTIN_COMGESD): Ditto.
8948 (IX86_BUILTIN_COMUEQSD): Ditto.
8949 (IX86_BUILTIN_COMUNESD): Ditto.
8950 (IX86_BUILTIN_COMULTSD): Ditto.
8951 (IX86_BUILTIN_COMULESD): Ditto.
8952 (IX86_BUILTIN_COMUGTSD): Ditto.
8953 (IX86_BUILTIN_COMUGESD): Ditto.
8954 (IX86_BUILTIN_COMORDSD): Ditto.
8955 (IX86_BUILTIN_COMUNORDSD): Ditto.
8956 (IX86_BUILTIN_COMFALSESD): Ditto.
8957 (IX86_BUILTIN_COMTRUESD): Ditto.
8958 (IX86_BUILTIN_COMEQPS): Ditto.
8959 (IX86_BUILTIN_COMNEPS): Ditto.
8960 (IX86_BUILTIN_COMLTPS): Ditto.
8961 (IX86_BUILTIN_COMLEPS): Ditto.
8962 (IX86_BUILTIN_COMGTPS): Ditto.
8963 (IX86_BUILTIN_COMGEPS): Ditto.
8964 (IX86_BUILTIN_COMUEQPS): Ditto.
8965 (IX86_BUILTIN_COMUNEPS): Ditto.
8966 (IX86_BUILTIN_COMULTPS): Ditto.
8967 (IX86_BUILTIN_COMULEPS): Ditto.
8968 (IX86_BUILTIN_COMUGTPS): Ditto.
8969 (IX86_BUILTIN_COMUGEPS): Ditto.
8970 (IX86_BUILTIN_COMORDPS): Ditto.
8971 (IX86_BUILTIN_COMUNORDPS): Ditto.
8972 (IX86_BUILTIN_COMFALSEPS): Ditto.
8973 (IX86_BUILTIN_COMTRUEPS): Ditto.
8974 (IX86_BUILTIN_COMEQPD): Ditto.
8975 (IX86_BUILTIN_COMNEPD): Ditto.
8976 (IX86_BUILTIN_COMLTPD): Ditto.
8977 (IX86_BUILTIN_COMLEPD): Ditto.
8978 (IX86_BUILTIN_COMGTPD): Ditto.
8979 (IX86_BUILTIN_COMGEPD): Ditto.
8980 (IX86_BUILTIN_COMUEQPD): Ditto.
8981 (IX86_BUILTIN_COMUNEPD): Ditto.
8982 (IX86_BUILTIN_COMULTPD): Ditto.
8983 (IX86_BUILTIN_COMULEPD): Ditto.
8984 (IX86_BUILTIN_COMUGTPD): Ditto.
8985 (IX86_BUILTIN_COMUGEPD): Ditto.
8986 (IX86_BUILTIN_COMORDPD): Ditto.
8987 (IX86_BUILTIN_COMUNORDPD): Ditto.
8988 (IX86_BUILTIN_COMFALSEPD): Ditto.
8989 (IX86_BUILTIN_COMTRUEPD): Ditto.
8990 (IX86_BUILTIN_PCOMEQUB): Ditto.
8991 (IX86_BUILTIN_PCOMNEUB): Ditto.
8992 (IX86_BUILTIN_PCOMLTUB): Ditto.
8993 (IX86_BUILTIN_PCOMLEUB): Ditto.
8994 (IX86_BUILTIN_PCOMGTUB): Ditto.
8995 (IX86_BUILTIN_PCOMGEUB): Ditto.
8996 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
8997 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
8998 (IX86_BUILTIN_PCOMEQUW): Ditto.
8999 (IX86_BUILTIN_PCOMNEUW): Ditto.
9000 (IX86_BUILTIN_PCOMLTUW): Ditto.
9001 (IX86_BUILTIN_PCOMLEUW): Ditto.
9002 (IX86_BUILTIN_PCOMGTUW): Ditto.
9003 (IX86_BUILTIN_PCOMGEUW): Ditto.
9004 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
9005 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
9006 (IX86_BUILTIN_PCOMEQUD): Ditto.
9007 (IX86_BUILTIN_PCOMNEUD): Ditto.
9008 (IX86_BUILTIN_PCOMLTUD): Ditto.
9009 (IX86_BUILTIN_PCOMLEUD): Ditto.
9010 (IX86_BUILTIN_PCOMGTUD): Ditto.
9011 (IX86_BUILTIN_PCOMGEUD): Ditto.
9012 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
9013 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
9014 (IX86_BUILTIN_PCOMEQUQ): Ditto.
9015 (IX86_BUILTIN_PCOMNEUQ): Ditto.
9016 (IX86_BUILTIN_PCOMLTUQ): Ditto.
9017 (IX86_BUILTIN_PCOMLEUQ): Ditto.
9018 (IX86_BUILTIN_PCOMGTUQ): Ditto.
9019 (IX86_BUILTIN_PCOMGEUQ): Ditto.
9020 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
9021 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
9022 (IX86_BUILTIN_PCOMEQB): Ditto.
9023 (IX86_BUILTIN_PCOMNEB): Ditto.
9024 (IX86_BUILTIN_PCOMLTB): Ditto.
9025 (IX86_BUILTIN_PCOMLEB): Ditto.
9026 (IX86_BUILTIN_PCOMGTB): Ditto.
9027 (IX86_BUILTIN_PCOMGEB): Ditto.
9028 (IX86_BUILTIN_PCOMFALSEB): Ditto.
9029 (IX86_BUILTIN_PCOMTRUEB): Ditto.
9030 (IX86_BUILTIN_PCOMEQW): Ditto.
9031 (IX86_BUILTIN_PCOMNEW): Ditto.
9032 (IX86_BUILTIN_PCOMLTW): Ditto.
9033 (IX86_BUILTIN_PCOMLEW): Ditto.
9034 (IX86_BUILTIN_PCOMGTW): Ditto.
9035 (IX86_BUILTIN_PCOMGEW): Ditto.
9036 (IX86_BUILTIN_PCOMFALSEW): Ditto.
9037 (IX86_BUILTIN_PCOMTRUEW): Ditto.
9038 (IX86_BUILTIN_PCOMEQD): Ditto.
9039 (IX86_BUILTIN_PCOMNED): Ditto.
9040 (IX86_BUILTIN_PCOMLTD): Ditto.
9041 (IX86_BUILTIN_PCOMLED): Ditto.
9042 (IX86_BUILTIN_PCOMGTD): Ditto.
9043 (IX86_BUILTIN_PCOMGED): Ditto.
9044 (IX86_BUILTIN_PCOMFALSED): Ditto.
9045 (IX86_BUILTIN_PCOMTRUED): Ditto.
9046 (IX86_BUILTIN_PCOMEQQ): Ditto.
9047 (IX86_BUILTIN_PCOMNEQ): Ditto.
9048 (IX86_BUILTIN_PCOMLTQ): Ditto.
9049 (IX86_BUILTIN_PCOMLEQ): Ditto.
9050 (IX86_BUILTIN_PCOMGTQ): Ditto.
9051 (IX86_BUILTIN_PCOMGEQ): Ditto.
9052 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
9053 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
9054 (enum multi_arg_type): New enum for describing the various SSE5
9055 intrinsic argument types.
9056 (bdesc_multi_arg): New table for SSE5 intrinsics.
9057 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
9058 (ix86_expand_multi_arg_builtin): New function for creating SSE5
9060 (ix86_expand_builtin): Add SSE5 intrinsic support.
9061 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
9062 operand instructions.
9063 (ix86_expand_sse5_multiple_memory): New function to split the
9064 second memory reference from SSE5 instructions.
9065 (type_has_variadic_args_p): Delete in favor of stdarg_p.
9066 (ix86_return_pops_args): Use stdarg_p to determine if the function
9067 has variable arguments.
9068 (ix86_setup_incoming_varargs): Ditto.
9069 (x86_this_parameter): Ditto.
9071 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
9073 (ix86_expand_sse5_pack): Ditto.
9074 (ix86_sse5_valid_op_p): Ditto.
9075 (ix86_expand_sse5_multiple_memory): Ditto.
9077 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
9078 constant for SSE5 support.
9079 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
9080 (UNSPEC_SSE5_TRUEFALSE): Ditto.
9081 (UNSPEC_SSE5_PERMUTE): Ditto.
9082 (UNSPEC_SSE5_ASHIFT): Ditto.
9083 (UNSPEC_SSE5_LSHIFT): Ditto.
9084 (UNSPEC_FRCZ): Ditto.
9085 (UNSPEC_CVTPH2PS): Ditto.
9086 (UNSPEC_CVTPS2PH): Ditto.
9087 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
9089 (COM_FALSE_S): Ditto.
9090 (COM_FALSE_P): Ditto.
9091 (COM_TRUE_S): Ditto.
9092 (COM_TRUE_P): Ditto.
9093 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
9094 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
9096 (memory attribute): Ditto.
9097 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9098 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
9099 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
9100 (floor<mode>2): Ditto.
9101 (ceil<mode>2): Ditto.
9102 (btrunc<mode>2): Ditto.
9103 (nearbyintdf2): Ditto.
9104 (nearbyintsf2): Ditto.
9105 (sse_setccsf): Disable if SSE5.
9106 (sse_setccdf): Ditto.
9107 (sse5_setcc<mode>): New support for SSE5 conditional move.
9108 (sse5_pcmov_<mode>): Ditto.
9110 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
9112 (SSEMODEF2P): Ditto.
9113 (ssemodesuffixf4): New mode attribute for SSE5.
9114 (ssemodesuffixf2s): Ditto.
9115 (ssemodesuffixf2c): Ditto.
9116 (sserotatemax): Ditto.
9117 (ssescalarmode): Ditto.
9118 (sse_maskcmpv4sf3): Disable if SSE5.
9119 (sse_maskcmpv2df3): Ditto.
9120 (sse_vmmaskcmpv4sf3): Ditto.
9121 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
9122 (sse5_vmfmadd<mode>4): Ditto.
9123 (sse5_fmsub<mode>4): Ditto.
9124 (sse5_vmfmsub<mode>4): Ditto.
9125 (sse5_fnmadd<mode>4): Ditto.
9126 (sse5_vmfnmadd<mode>4): Ditto.
9127 (sse5_fnmsub<mode>4): Ditto.
9128 (sse5_vmfnmsub<mode>4): Ditto.
9129 (sse5i_fmadd<mode>4): Ditto.
9130 (sse5i_fmsub<mode>4): Ditto.
9131 (sse5i_fnmadd<mode>4): Ditto.
9132 (sse5i_fnmsub<mode>4): Ditto.
9133 (sse5i_vmfmadd<mode>4): Ditto.
9134 (sse5i_vmfmsub<mode>4): Ditto.
9135 (sse5i_vmfnmadd<mode>4): Ditto.
9136 (sse5i_vmfnmsub<mode>4): Ditto.
9137 (mulv16qi3): Add SSE5 support.
9139 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
9140 (sse2_mulv4si3): Disable if SSE5.
9141 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
9142 (sse4_1_roundps): Ditto.
9143 (sse4_1_roundsd): Ditto.
9144 (sse4_1_roundss): Ditto.
9145 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
9147 (sse_maskcmpsf3): Ditto.
9148 (sse_vmmaskcmpv4sf3): Ditto.
9149 (sse2_maskcmpv2df3): Ditto.
9150 (sse2_maskcmpdf3): Ditto.
9151 (sse2_vmmaskcmpv2df3): Ditto.
9152 (sse2_eq<mode>3): Ditto.
9153 (sse2_gt<mode>3): Ditto.
9154 (sse5_pcmov_<mode>): Add SSE5 support.
9155 (vec_unpacku_hi_v16qi): Ditto.
9156 (vec_unpacks_hi_v16qi): Ditto.
9157 (vec_unpacku_lo_v16qi): Ditto.
9158 (vec_unpacks_lo_v16qi): Ditto.
9159 (vec_unpacku_hi_v8hi): Ditto.
9160 (vec_unpacks_hi_v8hi): Ditto.
9161 (vec_unpacku_lo_v8hi): Ditto.
9162 (vec_unpacks_lo_v8hi): Ditto.
9163 (vec_unpacku_hi_v4si): Ditto.
9164 (vec_unpacks_hi_v4si): Ditto.
9165 (vec_unpacku_lo_v4si): Ditto.
9166 (vec_unpacks_lo_v4si): Ditto.
9167 (sse5_pmacsww): New SSE5 intrinsic insn.
9168 (sse5_pmacssww): Ditto.
9169 (sse5_pmacsdd): Ditto.
9170 (sse5_pmacssdd): Ditto.
9171 (sse5_pmacssdql): Ditto.
9172 (sse5_pmacssdqh): Ditto.
9173 (sse5_pmacsdqh): Ditto.
9174 (sse5_pmacsswd): Ditto.
9175 (sse5_pmacswd): Ditto.
9176 (sse5_pmadcsswd): Ditto.
9177 (sse5_pmadcswd): Ditto.
9178 (sse5_pcmov_<move>): Conditional move support on SSE5.
9179 (sse5_phaddbw): New SSE5 intrinsic insn.
9180 (sse5_phaddbd): Ditto.
9181 (sse5_phaddbq): Ditto.
9182 (sse5_phaddwd): Ditto.
9183 (sse5_phaddwq): Ditto.
9184 (sse5_phadddq): Ditto.
9185 (sse5_phaddubw): Ditto.
9186 (sse5_phaddubd): Ditto.
9187 (sse5_phaddubq): Ditto.
9188 (sse5_phadduwd): Ditto.
9189 (sse5_phadduwq): Ditto.
9190 (sse5_phaddudq): Ditto.
9191 (sse5_phsubbw): Ditto.
9192 (sse5_phsubwd): Ditto.
9193 (sse5_phsubdq): Ditto.
9194 (sse5_pperm): Ditto.
9195 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
9196 (sse5_pperm_zero_v16qi_v8hi): Ditto.
9197 (sse5_pperm_sign_v8hi_v4si): Ditto.
9198 (sse5_pperm_zero_v8hi_v4si): Ditto.
9199 (sse5_pperm_sign_v4si_v2di): Ditto.
9200 (sse5_pperm_sign_v4si_v2di): Ditto.
9201 (sse5_pperm_pack_v2di_v4si): Ditto.
9202 (sse5_pperm_pack_v4si_v8hi): Ditto.
9203 (sse5_pperm_pack_v8hi_v16qi): Ditto.
9204 (sse5_perm<mode>): New SSE5 intrinsic insn.
9205 (rotl<mode>3): Ditto.
9206 (sse5_rotl<mode>3): Ditto.
9207 (sse5_ashl<mode>3): Ditto.
9208 (sse5_lshl<mode>3): Ditto.
9209 (sse5_frcz<mode>2): Ditto.
9210 (sse5s_frcz<mode>2): Ditto.
9211 (sse5_cvtph2ps): Ditto.
9212 (sse5_cvtps2ph): Ditto.
9213 (sse5_vmmaskcmp<mode>3): Ditto.
9214 (sse5_com_tf<mode>3): Ditto.
9215 (sse5_maskcmp<mode>3): Ditto.
9216 (sse5_maskcmp_uns<mode>3): Ditto.
9217 (sse5_maskcmp_uns2<mode>3): Ditto.
9218 (sse5_pcom_tf<mode>3): Ditto.
9220 * config/i386/predicates.md (sse5_comparison_float_operator):
9221 New predicate to match the comparison operators supported by
9222 the SSE5 com instruction.
9223 (ix86_comparison_int_operator): New predicate to match just the
9224 signed int comparisons.
9225 (ix86_comparison_uns_operator): New predicate to match just the
9226 unsigned int comparisons.
9228 * doc/invoke.texi (-msse5): Add documentation.
9229 (-mfused-madd): Ditto.
9231 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
9233 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
9235 (x86_64-*-*): Ditto.
9237 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
9239 * config/i386/bmmintrin.h: New file, provide common x86 compiler
9240 intrinisics for SSE5.
9242 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
9245 * config/i386/mmintrin-common.h: New file, to contain common
9246 instructions between SSE4.1 and SSE5.
9248 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
9249 FOREACH_FUNCTION_ARGS to iterate over the argument list.
9250 (gen_regparm_prefix): Ditto.
9252 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
9253 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
9254 prototype_p to determine if a function is prototyped.
9256 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
9258 * c-common.c (c_common_reswords) add the alignof keyword,
9259 with same RID as __alignof and __alignof__
9261 2009-08-25 Anatoly Sokolov <aesok@post.ru>
9263 * hooks.h (hook_bool_const_int_const_int_true): Declare.
9264 * hooks.c (hook_bool_const_int_const_int_true): New function.
9265 * target.h (struct gcc_target): Add can_eliminate field.
9266 * target-def.h (TARGET_CAN_ELIMINATE): Define.
9267 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
9268 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
9269 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
9270 (elim_table): Revise comment.
9271 * system.h (CAN_ELIMINATE): Poison.
9272 * defaults.h (CAN_ELIMINATE): Remove.
9273 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9275 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
9276 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
9278 (alpha_vms_can_eliminate): Declare as static, change return type to
9280 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
9282 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
9283 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
9284 (arm_can_eliminate): New function.
9286 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
9287 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
9288 (avr_can_eliminate): Declare as static.
9289 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
9291 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
9292 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
9293 (bfin_can_eliminate): New function.
9295 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
9296 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
9297 (crx_can_eliminate): New function.
9299 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
9300 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
9301 (fr30_can_eliminate): New function.
9303 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
9304 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
9305 (frv_can_eliminate): New function.
9307 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
9308 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
9309 (h8300_can_eliminate): New function.
9311 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
9312 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
9313 (i386_can_eliminate): Declare as static, change return type to bool.
9314 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
9316 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
9317 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
9318 (ia64_can_eliminate): New function.
9320 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
9321 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
9322 (iq2000_can_eliminate): New function.
9324 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
9325 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
9326 (m32r_can_eliminate): New function.
9328 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
9329 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
9330 (m68hc11_can_eliminate): New function.
9332 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
9333 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
9334 (m68k_can_eliminate): New function.
9336 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
9337 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
9338 (mep_can_eliminate): New function.
9340 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
9341 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
9342 (mips_can_eliminate): New function.
9344 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
9345 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
9346 (rs6000_can_eliminate): New function.
9348 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
9349 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
9350 (s390_can_eliminate): Declare as static.
9351 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
9353 * config/score/score.h (CAN_ELIMINATE): Remove macro.
9354 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
9355 (score_can_eliminate): New function.
9357 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
9358 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
9359 (sparc_can_eliminate): Declare as static.
9360 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
9362 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
9363 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
9364 (xstormy16_can_eliminate): New function.
9366 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
9367 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
9368 (v850_can_eliminate): New function.
9370 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
9372 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
9373 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
9374 (*movdfcc_ext[1234]): Disable for IEEE mode.
9376 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
9378 * gimplify.c (prepare_gimple_addressable): New static function.
9379 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
9381 (gimplify_addr_expr): Invoke it similarly on the operand instead of
9382 manually fiddling with it.
9384 2009-08-25 Michael Matz <matz@suse.de>
9386 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
9387 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
9389 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
9390 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
9391 (do_jump): Split out code for simple binary comparisons into ...
9392 (do_jump_1): ... this, taking the individual operands and code.
9393 Change callers to helper function above accordingly.
9394 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
9397 2009-08-25 Michael Matz <matz@suse.de>
9399 * expr.h (struct separate_ops, sepops): New type for passing
9400 around an exploded simple expression.
9401 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
9402 Use this structure instead of expression tree.
9403 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
9404 expression, only its type.
9405 (expand_vec_cond_expr): Take type and individual operands instead
9407 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
9408 expand_vec_shift_expr): Change prototype accordingly.
9409 * tree-vect-stmts.c (vectorizable_condition): Change call of
9410 expand_vec_cond_expr_p to pass only type.
9411 * expr.c (do_store_flags): Change prototype and implementation
9412 to take an exploded expression.
9413 (expand_expr_real_1): New local ops initialized with details
9414 of the full expression. Use it instead of full
9415 expression in calls to do_store_flags, expand_vec_cond_expr,
9416 expand_widen_pattern_expr and expand_vec_shift_expr.
9418 2009-08-25 Michael Matz <matz@suse.de>
9420 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
9421 treeop2 initialized with first three operands of the full expression.
9422 Substitute all TREE_OPERAND (exp, [012]) calls with them.
9424 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
9426 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
9427 (__gthread_objc_condition_allocate): Mark arguments as unused.
9428 (__gthread_objc_condition_deallocate): Likewise.
9429 (__gthread_objc_condition_wait): Likewise.
9430 (__gthread_objc_condition_broadcast): Likewise.
9431 (__gthread_objc_condition_signal): Likewise.
9432 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
9433 (__gthread_objc_thread_id): Likewise.
9435 2009-08-25 Janus Weil <janus@gcc.gnu.org>
9438 * tree-pretty-print.c (print_call_name): Print the correct call name
9439 for procedure pointer components.
9441 2009-08-24 Steve Ellcey <sje@cup.hp.com>
9443 * config/ia64/ia64.c (ia64_promote_function_mode): Call
9444 default_promote_function_mode when not VMS.
9446 2009-08-24 Olivier Hainque <hainque@adacore.com>
9448 * convert.c (convert_to_integer): Don't assume an input pointer is
9449 POINTER_SIZE wide. Fetch from the type instead.
9451 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9453 * configure.ac (AC_PREREQ): Bump to 2.64.
9455 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
9457 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
9458 (process_command): Don't search standard_exec_prefix_1 and
9459 standard_exec_prefix_2.
9461 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9463 * config/arm/arm.c (output_return_instruction): Handle for
9466 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9468 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
9470 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9472 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
9473 (*arm_movdf_vfp): Likewise.
9475 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9477 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
9478 (vashr<mode>3): Rename from ashr<mode>3.
9479 (vlshr<mode>3): Rename from lshr<mode>3.
9481 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
9484 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
9485 (check_format_info_main): Use scalar_identify_flag.
9486 (check_format_types): Check for scalar size identity if
9487 scalar_identify_flag is set.
9488 (printf_length_specs): Extend by new field.
9489 (asm_fprintf_length_specs): Likewise.
9490 (gcc_diag_length_specs): Likewise.
9491 (scanf_length_specs): Likewise.
9492 (strfmon_length_specs): Likewise.
9493 (gcc_gfc_length_specs): Likewise.
9494 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
9495 (ms_printf_flag_specs): Likewise.
9496 * c-format.h (format_length_info): Add new member scalar_identity_flag.
9498 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
9501 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
9502 (*call_value_pop_1): Ditto.
9503 (*sibcall_pop_1): New insn pattern.
9504 (*sibcall_value_pop_1): Ditto.
9506 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9509 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
9512 2009-08-23 Alan Modra <amodra@bigpond.net.au>
9515 * fwprop.c (try_fwprop_subst): Allow multiple sets.
9516 (get_reg_use_in): New function.
9517 (forward_propagate_subreg): Propagate through subreg of zero_extend
9520 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
9522 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
9523 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
9525 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9527 * configure.ac: Remove --with-datarootdir, --with-docdir,
9528 --with-htmldir switches. No need to call AC_SUBST for
9529 datarootdir, docdir, htmldir any more.
9530 * configure: Regenerate.
9531 * doc/install.texi (Configuration): Document --datarootdir,
9532 --docdir, --htmldir, --pdfdir; update documentation for
9533 --infodir, --mandir.
9534 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
9537 * aclocal.m4: Regenerate.
9538 * config.in: Regenerate.
9539 * configure: Regenerate.
9541 2009-08-21 Douglas B Rupp <rupp@gnat.com>
9542 Olivier Hainque <hainque@adacore.com>
9544 * config/ia64/ia64.c: Include libfuncs.h.
9545 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
9546 (ia64_expand_call): Use reg 25 on VMS.
9547 (ia64_initialize_trampoline): Fix for VMS ABI.
9548 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
9549 (ia64_function_arg): Initialize reg 25 on VMS.
9550 Fix OpenVMS ABI issues for varargs.
9551 For OpenVMS, emit the Argument Information register set in the
9552 incoming/sibcall case as well.
9553 (ia64_arg_type): New function.
9554 (ia64_function_arg_advance): Keep track of cum->words.
9555 Fix OpenVMS ABI issues for varargs.
9556 (ia64_function_value): On VMS, promote mode of non-aggregate types.
9557 (ia64_override_options): Set flag_no_common on VMS.
9558 (ia64_init_builtins): Disable FWRITE builtin.
9559 (ia64_asm_output_external): Call DO_CRTL_NAMES.
9560 (ia64_vms_init_libfuncs): Add decc$ routines.
9561 (ia64_vms_valid_pointer_mode): New function.
9562 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
9563 (ia64_promote_function_mode): New function
9564 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
9565 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
9566 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9567 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
9568 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
9569 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
9570 Suppress trailing '#' if VALUE is numeric.
9571 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
9572 ia64_promote_function_mode.
9573 (TARGET_VALID_POINTER_MODE): Define.
9575 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
9578 * config/rs6000/rs6000.c (rs6000_override_options): Use
9579 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
9582 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
9583 reporting of vector + decimal/boolean/complex error.
9585 2009-08-21 Jakub Jelinek <jakub@redhat.com>
9587 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
9588 __vector double TYPE_DECL.
9590 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
9592 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
9593 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
9594 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
9595 to pointer to enum machine_mode. Update all callers as needed.
9597 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
9599 * config/alpha/alpha.md (exception_receiver): Emit alternative
9600 GP load sequence if flag_reorder_blocks_and_partition is set.
9601 (*exception_receiver_2): Also enable when
9602 flag_reorder_blocks_and_partition is set.
9604 2009-08-20 Matt Rice <ratmice@gmail.com>
9605 Diego Novillo <dnovillo@google.com>
9607 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
9610 2009-08-20 Richard Guenther <rguenther@suse.de>
9612 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
9613 * c-tree.h (c_dup_lang_specific_decl): Remove.
9614 (struct lang_decl, struct lang_type): Move definitions ...
9615 * c-lang.h: ... here. New file.
9616 * c-decl.c: Include c-lang.h.
9617 (c_dup_lang_specific_decl): Remove.
9618 * c-typeck.c: Include c-lang.h.
9619 * Makefile.in (c-decl.o): Add c-lang.h dependency.
9620 (c-typeck.o): Likewise.
9621 * c-config-lang.in (gtfiles): Add c-lang.h.
9622 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
9625 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
9627 * config/alpha/alpha.c (alpha_end_function): Do not clear
9628 crtl->emit structure and free insn locators if cfun->is_thunk is true,
9629 this is now handled in generic code.
9631 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9633 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
9634 (s390_z10_fix_long_loop_prediction): New function.
9635 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
9636 (s390_reorg): Walk over the INSNs and invoke
9637 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
9639 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
9641 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
9642 "*brx_64bit", "*brx_31bit"): New patterns.
9643 * config/s390/s390.c ('E'): New output modifier.
9645 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9646 Richard Earnshaw <richard.earnshaw@arm.com>
9648 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
9649 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
9651 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9653 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
9655 * pa.c (emit_move_sequence): Check if address of operand1 is valid
9656 for mode mode of operand0 when doing secondary reload for SAR.
9658 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9661 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
9662 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
9664 2009-08-19 Jason Merrill <jason@redhat.com>
9666 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
9667 supported template depth in C++0x.
9669 2009-08-19 Jakub Jelinek <jakub@redhat.com>
9671 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
9672 free_after_compilation.
9673 * config/score/score7.c (score7_output_mi_thunk): Likewise.
9674 * config/score/score3.c (score3_output_mi_thunk): Likewise.
9675 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
9676 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
9677 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
9678 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
9679 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9681 2009-08-19 Ian Lance Taylor <iant@google.com>
9683 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
9684 of (plus (mult (neg B) C) A).
9686 2009-08-18 Michael Matz <matz@suse.de>
9688 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
9689 instead of comparing TYPE_MAIN_VARIANT for equality.
9690 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
9691 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
9692 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
9693 * gimplify.c (goa_lhs_expr_p): Ditto and use
9694 STRIP_USELESS_TYPE_CONVERSION.
9696 2009-08-18 Michael Matz <matz@suse.de>
9698 * tree-ssa-structalias.c (create_variable_info_for): Also mark
9699 first field in a struct.
9700 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
9702 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
9704 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
9705 locators before emit_insn is called. Remove assert that
9707 (alpha_end_function): Clear crtl->emit structure and free insn
9708 locators if cfun->is_thunk is true.
9710 2009-08-18 Jason Merrill <jason@redhat.com>
9712 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
9714 * configure.ac: Test for it.
9715 * configure, config.in: Regenerate.
9716 * doc/install.texi: Document --enable-gnu-unique-object.
9718 2009-08-18 Richard Guenther <rguenther@suse.de>
9721 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
9722 pow(x,y*z) only if x is nonnegative.
9724 2009-08-18 Jakub Jelinek <jakub@redhat.com>
9726 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
9730 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
9731 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
9733 2009-08-17 DJ Delorie <dj@redhat.com>
9735 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
9736 * config/m32c/prologue.md (epilogue_freit): New.
9738 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
9739 (bank_switch_p): Likewise.
9740 (fast_interrupt_p): Likewise.
9741 (interrupt_p): Likewise.
9742 (m32c_conditional_register_usage): Round memregs size up.
9743 (need_to_save): We only need to save $a0 when we use ENTER.
9744 (interrupt_p): Check for fast_interrupt too.
9745 (bank_switch_p): New.
9746 (fast_interrupt_p): New.
9747 (m32c_attribute_table): Add bank_switch and fast_interrupt.
9748 (m32c_emit_prolog): Support bank switching and fast interrupts.
9749 * doc/extend.texi (Function Attributes): Add bank_switch and
9752 2009-08-17 Douglas B Rupp <rupp@gnat.com>
9754 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
9755 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
9757 2009-08-16 Douglas B Rupp <rupp@gnat.com>
9759 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
9760 (menu): Add IA-64/VMS Options.
9761 (IA-64/VMS Options): Likewise.
9763 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9766 * config/mips/mips.md (*lwxs): Use :P for pointer values.
9768 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
9770 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
9771 (mips_pop_asm_switch): Likewise.
9772 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
9774 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9775 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
9776 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
9777 (mips_print_operand_punctuation): Use them. Check mips_noreorder
9778 instead of set_noreorder.
9779 (mips_output_function_prologue): Use the new functions.
9780 (mips_output_function_epilogue): Likewise.
9781 (mips_need_noat_wrapper_p): New function, split out from...
9782 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
9783 Use mips_push_asm_switch and mips_pop_asm_switch.
9784 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
9785 and mips_pop_asm_switch.
9786 (ASM_OUTPUT_REG_POP): Likewise.
9787 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
9788 Use mips_pop_asm_switch.
9789 (mips_asm_switch): New structure.
9790 (set_noreorder, set_nomacro): Replace with...
9791 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
9792 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
9793 instead of set_nomacro.
9794 (fix_truncsfsi2_macro): Likewise.
9795 (cprestore): Likewise.
9796 (hazard): Use mips_noreorder instead of set_noreorder.
9797 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
9799 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
9801 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
9802 from prev_active_insn.
9804 2009-08-16 Anatoly Sokolov <aesok@post.ru>
9806 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
9807 * config/avr/avr.c (avr_override_options): Initialize
9808 avr_current_arch variable.
9809 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
9810 __AVR_HAVE_16BIT_SP__ according to the device type.
9811 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
9813 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
9814 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
9816 2009-08-16 Dodji Seketeli <dodji@redhat.com>
9819 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
9820 generating inlined subroutine die only. We shouldn't be
9821 called for anything else.
9822 (gen_block_die): Don't generate inline subroutine debug info for
9825 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9827 * graphite-poly.c (print_pbb): Print PBB index.
9829 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
9832 * graphite-interchange.c (ppl_max_for_le): Moved...
9833 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
9834 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
9835 ppl_Pointset_Powerset_C_Polyhedron_maximize.
9836 * graphite-ppl.h (ppl_max_for_le): Declared.
9838 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
9840 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
9841 supported on all platforms.
9842 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
9843 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
9844 * c-pragma.c: Likewise.
9845 * target-def.h (TARGET_INITIALIZER): Remove
9846 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9847 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
9849 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9851 * config/ia64/fde-vms.c: New file.
9852 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
9853 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
9854 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
9855 (uw_frame_state_for): Only register a personality routine if it is
9856 known to be compatible with our expectations.
9857 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
9858 Declare unw_table_entry stack variable and
9859 mod all calls to _Unwind_FindTableEntry to add arg.
9860 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
9861 (_Unwind_FindTableEntry): Add arg to prototype.
9863 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
9865 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
9866 field 'signal_pfs_loc'.
9867 (uw_frame_state_for): Remove duplicate code dealing with leaf
9868 procedures without unwind info.
9869 If in the frame after unwinding through a signal handler, restore
9870 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
9871 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
9872 'pfs_loc' to the AR.PFS location in the signal context; instead
9873 set 'signal_pfs_loc'.
9874 Manually generate the unwind info for the AR.PFS register.
9875 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
9876 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
9877 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
9878 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
9879 instead set 'signal_pfs_loc'.
9880 Remove code preventing the AR.PFS register from being restored
9881 from the signal context.
9883 2009-08-14 Douglas B Rupp <rupp@gnat.com>
9884 Tristan Gingold <gingold@adacore.com>
9886 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
9887 * config/ia64/t-vms: New file.
9888 * config/ia64/vms64.h: New file.
9889 * config/ia64/vms.h: New file.
9890 * config/ia64/vms-crtinit.asm: New file.
9891 * config/ia64/vms_symvec_libgcc_s.opt: New file.
9892 * config/ia64/vms-unwind.h: New file.
9894 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9896 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
9899 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9902 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
9904 * real.h (do_mpc_arg2): ... here.
9905 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
9908 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
9910 * final.c (add_debug_prefix_map): Don't use GC memory for
9911 old_prefix and new_prefix.
9913 2009-08-14 Richard Guenther <rguenther@suse.de>
9915 * ipa-prop.c (compute_complex_pass_through): If we cannot
9916 compute a non-varying offset for IPA_JF_ANCESTOR punt.
9918 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9920 * c-lex.c (c_lex_with_flags): Increase size of local variable
9921 to avoid memory clobber.
9923 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
9926 * config/i386/i386.c (ix86_fp_comparison_strategy):
9927 Only enable/disable sahf at function granularity.
9929 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
9931 PR rtl-optimization/41064
9932 * reload1.c (reload_as_needed): Don't call extract_insn
9933 for known invalid replacements after calling
9934 validate_replace_rtx_group and verify_changes.
9936 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
9939 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
9940 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
9941 ix86_expand_fp_vcond.
9942 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
9943 Assert that operation is supported by ix86_expand_int_vcond.
9944 (vcondu<SSEMODE124C8:mode>): Ditto.
9946 2009-08-13 DJ Delorie <dj@redhat.com>
9948 * config/i386/djgpp-stdint.h: New.
9949 * config.gcc (djgpp): Use it.
9951 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
9953 * config/sh/sh.c (sh_override_options): When flag_exceptions or
9954 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
9956 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
9958 * tree-ssa-loop-prefetch.c
9959 (prune_ref_by_group_reuse): Enhance probabilistic analysis
9960 for long-stride pruning.
9961 (compute_miss_rate): New function to compute the probability
9962 that two memory references access different cache lines.
9964 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
9966 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
9968 2009-08-13 Richard Guenther <rguenther@suse.de>
9971 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
9972 use the constant pointer type.
9973 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
9974 of CV qualifiers on the target pointer type.
9975 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
9976 conversion check before restrict check.
9978 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9981 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
9983 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
9985 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
9987 2009-08-12 Richard Guenther <rguenther@suse.de>
9989 PR tree-optimization/41011
9990 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
9991 and reference constructing.
9993 2009-08-12 Xinliang David Li <davidxl@google.com>
9995 PR tree-optimization/41012
9996 * tree-flow.h : New external interface.
9997 * gimple-low.c (check_call_arg): Change to public function.
9998 Remove argument mismatch check in lowering.
9999 * tree-inline.h (tree_can_inline_p): Interface change.
10000 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
10001 into this function.
10002 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
10003 Call change to tree_can_inline_p function.
10004 (cgraph_decide_inlining_incrementally): Ditto.
10006 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
10008 PR tree-optimization/41031
10009 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
10010 on the partition variable rather than promote_mode on the source
10011 type. Assert that the partition variable's type has the same
10012 mode as the source value's.
10014 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
10016 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
10017 for for_return == 2.
10018 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
10020 * calls.c (expand_call): Fix typo.
10021 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
10023 * stmt.c (expand_value_return): Use promote_function_mode to copy out
10025 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
10026 * config/cris/cris.c (cris_promote_function_mode): Likewise.
10027 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
10028 * config/pa/pa.c (pa_promote_function_mode): Likewise.
10030 2009-08-12 Andrew Haley <aph@redhat.com>
10032 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
10034 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10037 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
10039 2009-08-12 Richard Guenther <rguenther@suse.de>
10041 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
10042 * gimplify.c (gimplify_modify_expr): Do not use
10043 lang_hooks.types_compatible_p.
10044 * tree-ssa.c (useless_type_conversion_p): For aggregates
10045 just return false if the canonical types differ.
10047 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10049 PR middle-end/40980
10050 * sese.c (convert_for_phi_arg): New.
10051 (add_guard_exit_phis): Use convert_for_phi_arg.
10053 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10055 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
10056 unknown subscript upper bounds.
10058 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10059 Pranav Garg <pranav.garg2107@gmail.com>
10061 * graphite-interchange.c (gather_access_strides): Removed.
10062 (ppl_max_for_le): New.
10063 (build_linearized_memory_access): New.
10064 (memory_stride_in_loop): New.
10065 (pbb_interchange_profitable_p): Reimplemented.
10066 * graphite-ppl.h (ppl_new_id_map): New.
10067 (ppl_interchange): New.
10069 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10071 * graphite-interchange.c (compute_subscript): Removed.
10072 (compute_array_size_cstr): Removed.
10073 (compute_array_size_poly): Removed.
10074 (compute_array_size): Removed.
10075 (gather_access_strides_poly): Removed.
10076 (gather_access_strides): Empty.
10078 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10080 * graphite-dependences.c (dependence_polyhedron_1): Replace
10081 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
10082 (graphite_legal_transform_dr): Same.
10083 (graphite_carried_dependence_level_k): Same.
10084 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
10085 Initialize PDR_NB_SUBSCRIPTS.
10086 (print_pdr_access_layout): Replace pdr_nb_subscripts with
10088 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
10089 (PDR_NB_SUBSCRIPTS): New.
10090 (pdr_nb_subscripts): Removed.
10091 (pdr_dim): Simplified.
10092 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
10093 with PDR_NB_SUBSCRIPTS.
10095 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10097 * graphite-interchange.c (compute_array_size): Remove use of
10098 PDR_DATA_CONTAINER.
10099 * graphite-poly.c (new_poly_dr): Remove argument data_container.
10100 Do not initialize PDR_DATA_CONTAINER.
10101 (print_pdr): Do not print PDR_DATA_CONTAINER.
10102 * graphite-poly.h (struct poly_dr): Remove data_container field.
10103 (PDR_DATA_CONTAINER): Removed.
10104 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
10105 PDR_DATA_CONTAINER.
10106 (build_poly_dr): Same.
10108 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
10109 Sebastian Pop <sebastian.pop@amd.com>
10111 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
10112 copy of the dependence polyhedron. Free the temporary objects.
10113 (graphite_carried_dependence_level_k): Free unused objects before
10116 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10118 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
10119 Early return without analyzing the data dependences if no
10120 transform has been done. Call restore_scattering if the transform
10122 (graphite-interchange.c): Same.
10123 * graphite-poly.c (print_scattering_function): Test for
10125 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
10126 (apply_poly_transforms): Do not gcc_assert that
10127 the transform is legal.
10128 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
10129 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
10130 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
10131 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
10132 * graphite-poly.h (struct poly_scattering): New.
10133 (struct poly_bb): Add original, transformed, and saved fields.
10134 Remove transformed_scattering, original_scattering,
10135 nb_local_variables and nb_scattering_transform fields.
10136 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
10137 (poly_scattering_new): New.
10138 (poly_scattering_free): New.
10139 (poly_scattering_copy): New.
10140 (store_scattering_pbb): New.
10141 (store_scattering): New.
10142 (restore_scattering_pbb): New.
10143 (restore_scattering): New.
10144 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
10145 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
10147 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10149 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
10150 (print_scop): Same.
10152 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10154 * Makefile.in (graphite.o): Depends on PREDICT_H.
10155 * graphite.c: Include predict.h.
10156 (graphite_finalize): Call tree_estimate_probability.
10157 * predict.c (predict_loops): Do not call scev_initialize and
10159 (tree_estimate_probability_bb): New.
10160 (tree_estimate_probability): Do not initialize loops: move that
10161 code to the driver. Call tree_estimate_probability_bb.
10162 (tree_estimate_probability_driver): New.
10163 (pass_profile): Use tree_estimate_probability_driver.
10164 * predict.h (tree_estimate_probability): Declared.
10166 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
10168 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
10169 * graphite-dependences.c (graphite_legal_transform): Add time to
10170 TV_GRAPHITE_DATA_DEPS.
10171 (dependency_between_pbbs_p): Same.
10172 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
10174 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
10176 PR rtl-optimization/41033
10177 * alias.c (nonoverlapping_component_refs_p): Punt when strict
10178 aliasing is disabled.
10180 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10182 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
10183 si_mask_operand, and_load_operand, low_bitmask_operand,
10184 and_reg_operand, and_operand): New predicates.
10185 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
10186 * config/mips/mips.c (and_operands_ok): New function.
10187 * config/mips/mips-protos.h (and_operands_ok): Declare it.
10188 * config/mips/mips.md (move_type): Add ext_ins and logical.
10189 (type): Handle them.
10190 (and<mode>3): Use and_reg_operand as the second operand's predicate.
10191 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
10192 shift_shift. Remove commutative constraint modifier.
10193 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
10195 (*clear_upper32_dext): Remove define_insn_and_split.
10196 (*clear_upper32): Turn this define_insn_and_split ...
10197 (splitter for ANDing register with 0xffff_ffff): .. into this.
10199 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
10201 * combine.c (try_widen_shift_mode): Factor out code to check if an
10202 integer constant is a low-order bitmask from here ...
10203 * rtlanal.c (low_bitmask_len): ... to here.
10204 * rtl.h (low_bitmask_len): Declare.
10206 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
10209 * config/alpha/alpha.md (addsi3): Remove expander.
10210 (addsi3): Rename from *addsi3_internal insn pattern.
10211 (subsi3): Remove expander.
10212 (subsi3): Rename from *subsi3_internal insn pattern.
10214 2009-08-11 Douglas B Rupp <rupp@gnat.com>
10216 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
10219 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
10220 Eric Botcazou <botcazou@adacore.com>
10221 Douglas B Rupp <rupp@gnat.com>
10223 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
10224 that records that fit in 64 bits are returned by immediate value,
10225 as required by OpenVMS Calling Standard.
10226 (function_value): Adjust for above modification.
10227 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
10228 virtual_incoming_args_rtx as base object, not next_arg.
10229 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
10231 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10233 * reload.c (find_reloads_subreg_address): Check the original
10234 req_equiv_mem address to detect the case where an address is
10235 not valid in the outer mode.
10237 2009-08-11 Richard Guenther <rguenther@suse.de>
10240 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
10242 2009-08-10 Douglas B Rupp <rupp@gnat.com>
10244 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
10245 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
10247 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
10248 Douglas B Rupp <rupp@gnat.com>
10250 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
10251 PT_STACK when frame_pointer_needed on OpenVMS.
10252 (alpha_pv_save_size, alpha_using_fp): Remove.
10253 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
10254 with proper processing for PT_NULL.
10255 (alpha_vms_initial_elimination_offset): New function. Support for
10256 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
10257 (alpha_sa_size): Force procedure type to PT_STACK when
10258 frame_pointer_needed on OpenVMS.
10259 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
10260 (alpha_using_fp): Likewise.
10261 (alpha_vms_can_eliminate): Add prototype.
10262 (alpha_vms_initial_elimination_offset): Likewise.
10263 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
10264 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
10266 2009-08-10 Eric Botcazou <botcazou@adacore.com>
10267 Douglas B Rupp <rupp@gnat.com>
10269 * config/alpha/alpha.c (common_object_handler): New function.
10270 (vms_attribute_table): Declare a single attribute "common_object".
10271 (vms_output_aligned_decl_common): New global function.
10272 (SECTION_VMS_OVERLAY): Delete.
10273 (SECTION_VMS_GLOBAL): Likewise.
10274 (SECTION_VMS_INITIALIZE): Likewise.
10275 (vms_asm_named_section): Remove support for above flags.
10276 (vms_section_type_flags): Delete.
10277 (TARGET_SECTION_TYPE_FLAGS): Likewise.
10278 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
10279 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
10280 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
10282 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10285 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
10286 (sub_ddmmss): Likewise.
10288 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
10291 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
10294 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10297 * reload1.c (reload_as_needed): Use cancel_changes to completely
10298 undo a failed replacement attempt.
10300 2009-08-10 Richard Guenther <rguenther@suse.de>
10302 PR middle-end/41006
10303 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
10304 (useless_type_conversion_p): ... here. Require pointer targets
10307 2009-08-10 Dodji Seketeli <dodji@redhat.com>
10310 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
10311 loose the original type of the statement list.
10313 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10315 * config/alpha/alpha.c: Include libfuncs.h
10316 (avms_asm_output_extern): New function.
10317 (alpha_init_libfuncs): Init some decc libfuncs.
10318 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
10319 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
10320 (DO_CRTL_NAMES): Define.
10321 (LIB_SPEC): Remove.
10322 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
10323 (LONG_TYPE_SIZE): Define.
10324 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
10325 (SUBTARGET_SWITCHES): Define malloc64 switch.
10326 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
10327 (MASK_RETURN_ADDR): Define.
10328 doc/invoke.texi (mmalloc64): Document switch.
10330 2009-08-09 Olivier Hainque <hainque@adacore.com>
10331 Douglas B Rupp <rupp@gnat.com>
10333 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
10334 uses_condition_handler.
10335 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
10336 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
10337 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
10338 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
10339 (code_for_builtin): New insn codes for the new alpha_builtins.
10340 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
10341 (alpha_sa_size): Account for uses_condition_handler.
10342 (alpha_expand_prologue): Likewise.
10343 (alpha_start_function): Likewise.
10344 (alpha_expand_epilogue): Likewise.
10345 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
10346 establish/revert expanders.
10347 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
10348 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
10349 New expander, resorting to the alpha.c associated function.
10350 (builtin_revert_vms_condition_handler): Likewise.
10351 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
10352 __gcc_shell_handler, the static VMS condition handler used as
10353 an indirection wrapper to the current dynamically established
10355 * config/alpha/vms-unwind.h: Complete rewrite.
10356 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
10357 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
10359 2009-08-09 Eric Botcazou <botcazou@adacore.com>
10360 Douglas B Rupp <rupp@gnat.com>
10362 * config/alpha/alpha.c (alpha_links): Add 'target' field.
10363 (alpha_need_linkage): Handle aliases. Return function symbol.
10364 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
10365 Use ultimate alias target for the linkage name.
10366 * config/alpha/alpha.md (movmemdi): Use the symbol returned
10367 by alpha_need_linkage for the function symbol.
10368 (setmemdi): Likewise.
10370 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10372 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
10373 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
10374 (ASM_WEAKEN_LABEL): Define.
10375 (CRT_CALL_STATIC_FUNCTION): Define.
10376 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
10377 (ENDFILE_SPEC): Define.
10378 (INIT_SECTION_ASM_OP): Define.
10379 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
10380 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
10381 crtend.o crtendS.o.
10382 (MULTILIB_OSDIRNAMES): Define.
10383 (shlib_version): Define.
10384 (SHLIB_EXT): Define.
10385 (SHLIB_OBJS): Define.
10386 (SHLIB_NAME): Define.
10387 (SHLIB_MULTILIB): Define.
10388 (SHLIB_INSTALL): Define.
10389 (SHLIB_SYMVEC): Define.
10390 (SHLIB_SYMVECX2): Define.
10391 (SHLIB_LINK): Define.
10393 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10395 * config/alpha/alpha.c (alpha_initialize_trampoline):
10396 Initialize VMS trampoline IAW ABI for bounded procedure calls.
10397 (alpha_start_function): Emit transfer address on nested functions
10398 for VMS trampoline call.
10399 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
10400 since no longer used.
10401 * config/alpha/vms-tramp.asm: Remove.
10402 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
10403 since now only data initialized at runtime.
10405 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10407 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
10408 (LINK_GCC_C_SEQUENCE_SPEC): Define.
10409 (MD_EXEC_PREFIX): Remove, no longer used.
10410 (MD_STARTFILE_PREFIX): Likewise.
10411 (INCLUDE_DEFAULTS): Likewise.
10412 * config/alpha/t-vms:
10413 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
10415 2009-08-09 Richard Guenther <rguenther@suse.de>
10417 PR tree-optimization/41016
10418 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
10419 (operand_precision): Remove.
10420 (integral_operand_p): Likewise.
10421 (recognize_single_bit_test): Adjust.
10423 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10425 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
10426 operation overflows. Likewise non-cast unary arithmetic.
10427 If one arm of a conditional expression is always taken,
10428 inhibit evaluation warnings for the other arm. Likewise inhibit
10429 evaluation warnings for the second && or || operand if the first
10430 operand is enough to determine the result.
10431 * c-typeck.c (build_conditional_expr): Apply the same inhibition
10433 (build_binary_op): Prevent duplicate evaluation warnings.
10435 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10437 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
10438 and destination have different modes, Use promote_mode to
10439 determine the signedness of the conversion. Assert that the
10440 promoted source mode matches the destination mode. Don't pass
10441 the destination and destination mode to expand_expr if the source
10442 mode is different. Simplify conversion logic.
10444 2009-08-09 Ira Rosen <irar@il.ibm.com>
10446 PR tree-optimization/41008
10447 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
10448 from condition only in case it's a comparison. Adjust checks.
10450 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
10452 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
10453 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
10454 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
10455 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
10456 (dump_cand): Handle them.
10457 (struct iv_cand): New members COST_STEP and AINC_USE.
10458 (stmt_after_increment): Likewise.
10459 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
10460 callers changed. Use gimple_uid comparison instead of scanning.
10461 (add_candidate_1): When looking for identical candidates, take
10462 AINC_USE into account. Set it for new candidates.
10463 (force_expr_to_var_cost): Cast target_spill_cost to int.
10464 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
10465 All callers changed. Check for availability of autoinc addressing
10466 modes, both in general for a given mode, and in the specific use case.
10467 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
10469 (get_computation_cost): Likewise.
10470 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
10471 add_autoinc_candidates): New static functions.
10472 (add_candidate): Call add_autoinc_candidates for candidates based on
10474 (find_iv_candidates): Call set_autoinc_for_original_candidates.
10475 (determine_use_iv_cost_address): If we have an autoinc candidate at
10476 the matching use, verify autoinc is possible and subtract the cost
10477 of the candidate's step from the cost.
10478 (determine_iv_cost): Record the cost of the increment in the COST_STEP
10479 member of the candidate.
10480 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
10481 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
10483 2009-08-09 Douglas B Rupp <rupp@gnat.com>
10485 * config.build (ia64-hp-*vms*): New target.
10486 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10487 with ia64-hp-*vms*.
10488 * config.gcc (ia64-hp-*vms*): New target.
10489 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10490 with ia64-hp-*vms*.
10491 * config.host (ia64-hp-*vms*): New target.
10492 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
10493 with ia64-hp-*vms*.
10495 2009-08-08 Richard Guenther <rguenther@suse.de>
10497 PR tree-optimization/40991
10498 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
10500 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
10502 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
10503 mode check. Do truncations in an integer mode.
10504 (force_to_mode): Handle subregs for all mode types. Only do
10505 arithmetic simplifications on integer modes.
10507 2009-08-07 Richard Guenther <rguenther@suse.de>
10509 PR tree-optimization/40999
10510 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
10511 (maybe_fold_reference): Lookup constant initializers.
10512 (fold_gimple_assign): Likewise.
10514 2009-08-07 Richard Guenther <rguenther@suse.de>
10516 * tree-ssa.c (useless_type_conversion_p_1): Only for types
10517 that require structural equality defer to the langhook.
10519 2009-08-07 Martin Jambor <mjambor@suse.cz>
10521 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
10523 (struct ipa_pass_through_data): New type.
10524 (struct ipa_ancestor_jf_data): New type.
10525 (union jump_func_value): Removed field formal_id, added fields
10526 pass_through and ancestor.
10527 (struct ipa_param_call_note): Changed type of formal_id to int from
10529 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
10530 operations jump functions and ancestor jump functions.
10531 (compute_complex_pass_through): New function.
10532 (compute_scalar_jump_functions): Call compute_complex_pass_through,
10533 reflect changes in the jump function strucutre.
10534 (update_jump_functions_after_inlining): Ignore complex pass-through
10535 and ancestor jump functions.
10536 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
10537 polynomial pass-through with operation jump functions.
10539 2009-08-07 Jakub Jelinek <jakub@redhat.com>
10541 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
10542 fde->dw_fde_begin as begin label instead of hot/cold label.
10543 Use LLSDAC label instead of LLSDA for second section lsda.
10544 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
10545 label instead of LLSDA if it is true.
10546 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
10548 * except.c (add_call_site, dw2_size_of_call_site_table): Add
10549 SECTION argument. Use it as index into crtl->eh.call_site_record
10551 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
10552 use it to determine how to print table entries instead of using
10553 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
10554 label instead of normal begin label as base.
10555 (sjlj_assign_call_site_values): Adjust add_call_site caller.
10556 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
10557 ensure no EH range spans between sections and that landing pads
10558 are always in the corresponding section.
10559 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
10560 for crtl->eh.call_site_record being an array rather than scalar.
10561 (output_one_function_exception_table): New function, copied
10562 from output_function_exception_table. Adjust
10563 dw2_size_of_call_site_table, dw2_output_call_site_table
10564 callers. For SECOND section use *C suffixed labels.
10565 (output_function_exception_table): Call
10566 output_one_function_exception_table and, when doing hot/cold
10567 partitioning, also another time for the second section.
10568 * opts.c: Include except.h.
10569 (decode_options): Allow -freorder-blocks-and-partition with
10570 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
10571 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
10572 * function.h (struct rtl_eh): Change call_site_record from
10573 scalar into array of 2 elements.
10575 2009-08-07 Martin Jambor <mjambor@suse.cz>
10577 * ipa-prop.c (count_formal_params_1): New function.
10578 (ipa_get_vector_of_formal_parms): New function.
10579 (get_vector_of_formal_parm_types): New function.
10580 (ipa_modify_formal_parameters): New function.
10581 (ipa_modify_call_arguments): New function.
10582 (index_in_adjustments_multiple_times_p): New function.
10583 (ipa_combine_adjustments): New function.
10584 (ipa_dump_param_adjustments): New function.
10585 * ipa-prop.h (struct ipa_parm_adjustment): New type.
10586 (ipa_get_vector_of_formal_parms): Declare.
10587 (ipa_modify_formal_parameters): Declare.
10588 (ipa_modify_call_arguments): Declare.
10589 (ipa_combine_adjustments): Declare.
10590 (ipa_dump_param_adjustments): Declare.
10591 (build_ref_for_offset): Declare.
10592 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
10593 * tree-sra.c: Include ipa-prop.c.
10594 (build_ref_for_offset): Make public.
10596 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
10598 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
10600 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
10602 * gcc/doc/extend.texi (__builtin_extract_return_address)
10603 (__builtin_frob_return_address): Document.
10605 2009-08-06 Paul Brook <paul@codesourcery.com>
10607 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
10608 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
10609 implementation on ARMv6-M.
10611 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10613 * doc/extend.texi (pcs): Document new attribute for ARM.
10615 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10617 * arm.c (pcs_attribute_args): Comment out unsupported attribute
10620 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10622 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
10625 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10627 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
10629 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
10631 Merge ARM/hard_vfp_branch to trunk.
10633 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
10635 * arm.c (libcall_eq): New function.
10636 (libcall_hash): New function.
10637 (add_libcall): New function.
10638 (arm_libcall_uses_aapcs_base): New function.
10639 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
10640 libcalls using the base PCS.
10641 (arm_init_cumulative_args): Likewise.
10643 2009-07-20 Joseph Myers <joseph@codesourcery.com>
10645 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
10646 Use base ABI for conversion libfuncs between HFmode and SFmode.
10648 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10650 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
10651 V4SImode as representatives of all 64-bit and 128-bit vector
10652 types. Allow vector types without vector modes.
10653 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
10654 without vector modes like BLKmode.
10655 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
10656 BLKmode. Avoid unsupported vector modes or TImode moves for
10658 (aapcs_vfp_allocate_return_reg): Likewise.
10659 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
10660 V8QImode if TARGET_NEON || TARGET_IWMMXT.
10662 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10664 * config/arm/arm.c (arm_handle_pcs_attribute): New.
10665 (arm_get_pcs_model): Pass attribute arguments to
10666 arm_pcs_from_attribute.
10667 (arm_init_cumulative_args): Use base AAPCS for conversions from
10668 floating-point types to DImode.
10669 (arm_attribute_table): Add pcs attribute.
10670 (arm_handle_pcs_attribute): New.
10671 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
10672 conversions from floating-point types to DImode, also declare them
10673 to use base AAPCS and declare functions they call to use base
10674 AAPCS and their RTABI names.
10676 2009-05-12 Joseph Myers <joseph@codesourcery.com>
10678 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
10679 -mfloat-abi=hard not being supported for VFP.
10681 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
10683 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
10684 SYMBOL_REF to hard_libcall_value.
10686 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10687 Richard Earnshaw <rearnsha@arm.com>
10689 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
10690 has been put on the stack, all remaining co-processory arguments for
10691 that co-processor also go on the stack.
10693 2009-03-05 Joseph Myers <joseph@codesourcery.com>
10695 * config/arm/arm.c (arm_return_in_memory): Handle returning
10696 vectors of suitable size in registers also for AAPCS case.
10698 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
10700 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
10702 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
10704 ARM Hard-VFP calling convention
10705 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
10706 * target.h (gcc_target): Add libcall_value to table of call hooks.
10707 * targhooks.h (default_libcall_value): Default implementation.
10708 * targhooks.c (default_libcall_value): Likewise.
10709 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
10710 * optabs.c (expand_unop): Use it.
10711 * expr.h (hard_libcall_value): Pass the function RTX through.
10712 * calls.c (emit_library_call_value_1): Update call to
10713 hard_libcall_value.
10714 * explow.c (hard_libcall_value): Use new target hook.
10715 * config/arm/arm.c: Include cgraph.h
10716 (TARGET_FUNCTION_VALUE): Override default hook.
10717 (arm_pcs_default): New variable.
10718 (arm_override_options): Don't fault hard calling convention with VFP.
10719 Add support for AAPCS variants.
10720 (arm_function_value): Make static. Handle AAPCS variants.
10721 (arm_libcall_value): New function.
10722 (arm_apply_result_size): Handle VFP registers in results.
10723 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
10725 (pcs_attribute_args): New variable.
10726 (arm_pcs_from_attribute): New function.
10727 (arm_get_pcs_model): New function.
10728 (aapcs_vfp_cum_init): New function.
10729 (aapcs_vfp_sub_candidate): New function.
10730 (aapcs_vfp_is_return_candidate): New function.
10731 (aapcs_vfp_is_call_candidate): New function.
10732 (aapcs_vfp_allocate): New function.
10733 (aapcs_vfp_allocate_return_reg): New function.
10734 (aapcs_vfp_advance): New function.
10735 (aapcs_cp_arg_layout): New variable.
10736 (aapcs_select_call_coproc): New function.
10737 (aapcs_select_return_coproc): New function.
10738 (aapcs_allocate_return_reg): New function.
10739 (aapcs_libcall_value): New function.
10740 (aapcs_layout_arg): New function.
10741 (arm_init_cumulative_args): Initialize AAPCS args data.
10742 (arm_function_arg): Handle AAPCS variants using new interface.
10743 (arm_arg_parital_bytes): Likewise.
10744 (arm_function_arg_advance): New function.
10745 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
10746 calling conventions.
10747 (arm_setup_incoming_varargs): Handle new AAPCS args data.
10748 * arm.h (NUM_VFP_ARG_REGS): Define.
10749 (LIBCALL_VALUE): Update.
10750 (FUNCTION_VALUE): Delete.
10751 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
10752 (arm_pcs): New enum.
10753 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
10754 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
10755 (FUNCTION_ARG_REGNO_P): Add VFP regs.
10756 * arm-protos.h (arm_function_arg_advance): Add.
10757 (aapcs_libcall_value): Add.
10758 (arm_function_value): Delete.
10760 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
10761 H.J. Lu <hongjiu.lu@intel.com>
10764 * config/i386/i386.c (standard_sse_mode_p): Remove.
10765 (standard_sse_constant_p): Return 2 for integer mode
10766 vector_all_ones_operand when SSE2 is enabled.
10767 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
10768 (ix86_expand_vector_move): Do not check for negative values from
10769 standard_sse_constant_p.
10771 2009-08-06 Richard Guenther <rguenther@suse.de>
10773 * tree-ssa.c (useless_type_conversion_p_1): Make function and
10774 array type comparisons frontend independent.
10775 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
10776 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
10777 out array reference lower bound and element size operands.
10778 (ao_ref_init_from_vn_reference): Properly compute the offset
10779 for ARRAY_RANGE_REF.
10780 (vn_reference_fold_indirect): Fill out array reference lower
10781 bound and element size operands.
10782 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
10783 a non gimple valued reference operand which can happen for
10784 array reference lower bound or element size.
10785 (create_component_ref_by_pieces_1): Properly generate the
10786 element size operand for array references.
10788 2009-08-06 Richard Guenther <rguenther@suse.de>
10790 PR tree-optimization/40964
10791 * tree.c (iterative_hash_host_wide_int): Export.
10792 * tree.h (iterative_hash_host_wide_int): Declare.
10793 * tree-ssa-structalias.c (heapvar_map): New struct.
10794 (heapvar_map_eq): New function.
10795 (heapvar_map_hash): Likewise.
10796 (heapvar_lookup): Adjust.
10797 (heapvar_insert): Likewise.
10798 (make_constraint_from_heapvar): Allow multiple heap variables
10799 per decl at different offsets.
10800 (init_alias_heapvars): Adjust.
10802 2009-08-04 David Daney <ddaney@caviumnetworks.com>
10804 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
10805 * mips_output_sync_loop (mips_output_sync_loop): Only emit
10806 trailing sync if TARGET_SYNC_AFTER_SC.
10808 2009-08-05 David Daney <ddaney@caviumnetworks.com>
10810 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
10811 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
10812 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
10813 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
10814 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
10815 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
10816 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
10817 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
10818 test_and_set_12): Rewrite calls to mips_output_sync_loop.
10819 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
10820 the prototype declaration match the definition.
10821 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
10822 instructions explicitly. Add barrier_before and operands
10824 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
10825 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
10826 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
10827 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
10828 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
10829 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
10831 2009-08-05 Andrew Pinski <pinskia@gmail.com>
10833 * tree-ssa-alias.c: Fix intervals to use [) syntax.
10835 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
10836 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10839 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
10842 2009-08-05 Jakub Jelinek <jakub@redhat.com>
10844 PR rtl-optimization/40924
10845 * dse.c (canon_address): Before calling cselib_expand_value_rtx
10846 make sure canon_rtx (mem_address) isn't simpler than
10847 canon_rtx (expanded_mem_address).
10849 2009-08-05 Li Feng <nemokingdom@gmail.com>
10851 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
10852 for each poly_bb_p.
10853 (build_scop_drs): Build alias set for each SCoP.
10855 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
10857 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
10858 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
10859 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
10860 (MIPS_ARCH_FLOAT_SPEC): Likewise.
10861 (BASE_DRIVER_SELF_SPECS): Likewise.
10863 2009-08-04 Andrew Pinski <pinskia@gmail.com>
10865 * tree-ssa-alias.c: Fix some comment typos.
10867 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
10869 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
10870 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
10872 2009-08-03 Janis Johnson <janis187@us.ibm.com>
10875 * simplify-rtx.c (simplify_binary_operation_1): Disable
10876 simplifications for decimal float operations.
10878 2009-08-03 Jakub Jelinek <jakub@redhat.com>
10880 PR middle-end/40943
10881 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
10882 operand of INDIRECT_REF.
10884 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
10886 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
10887 constants referencing TLS symbols.
10889 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
10891 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
10892 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
10894 2009-08-03 Richard Guenther <rguenther@suse.de>
10896 * tree.c (make_vector_type): Build a main variant first,
10897 get the canonical one and then build the variant.
10898 * tree-ssa.c (useless_type_conversion_p_1): Handle
10900 (useless_type_conversion_p): Conversions to pointers to
10901 incomplete record types are useless.
10903 2009-08-03 Richard Guenther <rguenther@suse.de>
10905 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
10906 file will be created.
10907 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
10908 * toplev.c (compile_file): Adjust comment.
10910 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
10912 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
10913 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
10914 (TARGET_PROMOTE_FUNCTION_MODE): Define.
10915 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
10916 (sh_promote_function_mode): Fix typo.
10918 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
10920 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
10922 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10924 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
10925 declaration arguments.
10927 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
10929 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
10930 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
10931 (ix86_split_ashl): Ditto.
10932 (ix86_expand_vector_init_one_nonzero): Ditto.
10933 (ix86_expand_vector_set): Ditto.
10934 (ix86_expand_reduc_v4sf): Ditto.
10936 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
10938 * explow.c (promote_function_mode): Remove assert.
10939 * config/sh/sh.c (sh_promote_function_mode): Declare.
10941 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10943 * config/pa/pa.c (pa_promote_function_mode): Declare.
10944 Change to static. Fix promote_mode call.
10946 * gthr-dce.h (CONST_CAST2): Define if not defined.
10947 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
10949 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
10951 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
10953 * expr.c (store_constructor): Use promote_decl_mode. Remove
10954 now write-only variable unsignedp.
10955 (expand_expr_real_1): Use promote_decl_mode.
10956 * expr.h (promote_function_mode, promote_decl_mode): New.
10957 (promote_mode): Remove last argument.
10958 * function.c (assign_temp): Drop last argument of promote_mode.
10959 (assign_parm_find_data_types): Use promote_function_mode.
10960 (assign_parm_setup_reg): Likewise.
10961 (expand_function_end): Use promote_function_mode.
10962 * calls.c (initialize_argument_information): Use promote_function_mode.
10963 (precompute_arguments): Use promote_mode instead of checking if
10964 only PROMOTE_FUNCTION_MODE is defined.
10965 (expand_call): When making sibcall decisions, use promote_function_mode.
10966 Below, remove an if for targetm.calls.promote_function_return and
10967 and use promote_function_mode.
10968 (emit_library_call_value_1): Use promote_function_mode, fix bug
10969 where promote_mode was passed FOR_CALL == 0 for a return value in an
10971 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10972 * explow.c (promote_function_mode, promote_decl_mode): New.
10973 (promote_mode): Keep only the FOR_CALL == 0 case.
10974 * combine.c (setup_incoming_promotion): Remove test of
10975 promote_function_args. Use promote_function_mode.
10976 * stmt.c (expand_value_return): Use promote_decl_mode.
10977 (expand_decl): Use promote_decl_mode.
10979 * expr.c (store_constructor): Use promote_decl_mode. Remove
10980 now write-only variable unsignedp.
10981 (expand_expr_real_1): Use promote_decl_mode.
10982 * expr.h (promote_function_mode, promote_decl_mode): New.
10983 (promote_mode): Remove last argument.
10984 * function.c (assign_temp): Drop last argument of promote_mode.
10985 (assign_parm_find_data_types): Use promote_function_mode.
10986 (assign_parm_setup_reg): Likewise.
10987 (expand_function_end): Use promote_function_mode.
10988 * calls.c (initialize_argument_information): Use promote_function_mode.
10989 (precompute_arguments): Use promote_mode instead of checking if
10990 only PROMOTE_FUNCTION_MODE is defined.
10991 (expand_call): When making sibcall decisions, use promote_function_mode.
10992 Below, remove an if for targetm.calls.promote_function_return and
10993 and use promote_function_mode.
10994 (emit_library_call_value_1): Use promote_function_mode, fix bug
10995 where promote_mode was passed FOR_CALL == 0 for a return value in an
10997 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
10998 * explow.c (promote_function_mode, promote_decl_mode): New.
10999 (promote_mode): Keep only the FOR_CALL == 0 case.
11000 * combine.c (setup_incoming_promotion): Remove test of
11001 promote_function_args. Use promote_function_mode.
11002 * stmt.c (expand_value_return): Use promote_decl_mode.
11003 (expand_decl): Use promote_decl_mode.
11005 * explow.c (promote_function_mode): Just call the target hook.
11006 * targhooks.c (default_promote_function_mode,
11007 default_promote_function_mode_always_promote): New.
11008 * targhooks.h (default_promote_function_mode,
11009 default_promote_function_mode_always_promote): Declare.
11010 * target.h (promote_function_args, promote_function_return): Remove.
11011 (promote_function_mode): New.
11012 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
11013 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11014 (TARGET_PROMOTE_FUNCTION_MODE): New.
11015 (TARGET_CALLS): Adjust.
11016 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
11017 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
11019 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
11020 * config/s390/s390.c (s390_promote_function_mode): ... here,
11021 with pointer handling.
11022 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11023 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11025 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
11026 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
11027 with pointer handling.
11028 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11029 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11031 * config/sh/sh-protos.h (sh_promote_function_mode): New.
11032 * config/sh/sh.c (sh_promote_function_mode): New.
11033 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11034 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11036 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
11037 * config/cris/cris.c (cris_promote_function_mode): ... here.
11038 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11039 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11041 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
11042 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
11043 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11044 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
11046 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
11047 * config/arm/arm.c (arm_promote_function_mode): ... here, without
11048 complex type handling.
11049 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11050 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11052 * config/pa/pa.c (pa_promote_function_mode): New.
11053 (TARGET_PROMOTE_FUNCTION_MODE): Define.
11054 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11056 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
11057 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
11058 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
11059 * config/xtensa/xtensa.c: Likewise.
11060 * config/stormy16/stormy16.c: Likewise.
11061 * config/iq2000/iq2000.c: Likewise.
11062 * config/rs6000/rs6000.c: Likewise.
11063 * config/picochip/picochip.c: Likewise.
11064 * config/arc/arc.c: Likewise.
11065 * config/mcore/mcore.c: Likewise.
11066 * config/score/score.c: Likewise.
11067 * config/mips/mips.c: Likewise.
11068 * config/bfin/bfin.c: Likewise.
11069 * config/ia64/ia64.c: Likewise (disabled though).
11071 * config/frv/frv.h: Remove pointless remark.
11073 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
11074 TARGET_PROMOTE_FUNCTION_ARGS,
11075 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
11076 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
11078 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
11080 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
11081 -floop-parallelize-all.
11082 * toplev.c (process_options): Rename flag_graphite_force_parallel to
11083 flag_loop_parallelize_all.
11084 * tree-ssa-loop.c (gate_graphite_transforms): Same.
11085 * graphite.c (graphite_transform_loops): Same.
11086 * common.opt: Same.
11087 * graphite-poly.c (apply_poly_transforms): Same.
11089 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
11091 PR tree-optimization/40914
11092 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
11093 if set, then check the delta field of the PMF record.
11094 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
11095 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
11096 call is stored in the delta.
11098 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
11100 * config/mips/mips.md (*clear_upper32_dext): New pattern.
11102 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
11104 * config/i386/bsd.h (ASM_BYTE): New define.
11105 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
11106 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
11107 .byte. Use fputs or putc instead of fprintf where appropriate.
11108 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
11109 fputs or putc instead of fprintf where appropriate.
11110 * config/i386/i386elf.h: Ditto.
11111 * config/i386/sysv4.h: Ditto.
11113 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
11114 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
11115 (*tls_global_dynamic_64): Ditto.
11117 2009-07-31 Christian Bruel <christian.bruel@st.com>
11119 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
11121 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11123 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
11124 Remove dead code for MINUS.
11126 2009-07-31 Anthony Green <green@moxielogic.com>
11128 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
11130 (moxie_expand_epilogue): Ditto for epilogue.
11131 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
11132 incoming arguments.
11133 (moxie_function_arg): Ditto.
11134 (moxie_pass_by_reference): Ditto.
11135 (moxie_arg_partial_bytes): Ditto.
11136 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
11137 (FUNCTION_ARG_ADVANCE) Ditto.
11138 (REG_PARM_STACK_SPACE) Ditto.
11139 (FUNCTION_ARG_REGNO_P) Dito.
11141 * config.gcc: Add moxie linux config support.
11142 * gcc/config/moxie/uclinux.h: New file.
11144 2009-07-31 DJ Delorie <dj@redhat.com>
11146 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
11147 (UNSPECV_SP_SWITCH_E): New.
11148 (sp_switch_1): Change to an unspec.
11149 (sp_switch_2): Change to an unspec. Don't use post-inc when we
11151 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
11152 reference the new stack's address
11154 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11156 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
11157 graphite-clast-to-gimple.o, graphite-dependences.o,
11158 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11159 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
11160 (graphite-blocking.o,
11161 graphite-clast-to-gimple.o, graphite-dependences.o,
11162 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
11163 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
11164 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
11165 * cfgloop.h (struct loop): Add can_be_parallel field.
11166 * common.opt (fgraphite-identity): Moved up.
11167 (fgraphite-force-parallel): New flag.
11168 * graphite.c: Rewrite.
11169 * graphite.h: Rewrite.
11170 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
11172 * toplev.c (graphite_out_file): New file descriptor.
11173 (graphite_in_file): New.
11174 (process_options): flag_graphite_force_parallel cannot be used without
11176 * tree-ssa-loop.c: Include toplev.h.
11177 (gate_graphite_transforms): Enable flag_graphite for
11178 flag_graphite_force_parallel.
11180 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11182 * ChangeLog.graphite: New.
11183 * graphite-blocking.c: New.
11184 * graphite-clast-to-gimple.c: New.
11185 * graphite-clast-to-gimple.h: New.
11186 * graphite-dependences.c: New.
11187 * graphite-dependences.h: New.
11188 * graphite-interchange.c: New.
11189 * graphite-poly.c: New.
11190 * graphite-poly.h: New.
11191 * graphite-ppl.c: New.
11192 * graphite-ppl.h: New.
11193 * graphite-scop-detection.c: New.
11194 * graphite-scop-detection.h: New.
11195 * graphite-sese-to-poly.c: New.
11196 * graphite-sese-to-poly.h: New.
11200 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11202 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
11203 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
11205 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11207 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
11208 (scev_is_linear_expression): Return false if the evolution is not
11209 affine multivariate.
11211 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11213 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
11214 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
11216 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11218 * tree-data-ref.c (debug_data_references): New.
11219 (debug_data_reference): New.
11220 * tree-data-ref.h (debug_data_references): Declared.
11221 (debug_data_reference): Declared.
11223 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11225 * tree-data-ref.c (stmt_simple_memref_p: Removed.
11226 * tree-data-ref.h (scop_p): Removed.
11227 (struct data_reference): Remove field scop.
11228 (DR_SCOP): Removed.
11229 (stmt_simple_memref_p): Removed.
11231 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11233 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
11234 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
11237 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11239 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
11241 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11243 * doc/invoke.texi (-fgraphite-identity): Documented.
11245 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11247 * tree-scalar-evolution.c: Fix comment.
11248 (instantiate_scev_1): Return unknow from scev instantiation if the
11249 result is not above instantiate_below.
11251 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
11253 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
11254 static anymore. Instantiate the symbols that may have been introduced
11256 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
11259 2009-07-30 DJ Delorie <dj@redhat.com>
11261 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
11262 .vliw directive to VLIW sections.
11264 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11266 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
11268 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
11269 (AUTOHEADER): New variable.
11270 ($(srcdir)/cstamp-h.in): Use it.
11272 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
11273 Pat Haugen <pthaugen@us.ibm.com>
11274 Revital Eres <ERES@il.ibm.com>
11276 * config/rs6000/vector.md (VEC_F): Add VSX support.
11279 (mov<mode>): Ditto.
11280 (vector_load_<mode>): Ditto.
11281 (vector_store_<mode>): Ditto.
11282 (vector GPR move split): Ditto.
11283 (vec_reload_and_plus_<mptrsize>): Ditto.
11284 (vec_reload_and_reg_<mptrsize>): Ditto.
11285 (add<mode>3): Ditto.
11286 (sub<mode>3): Ditto.
11287 (mul<mode>3): Ditto.
11288 (neg<mode>2): Ditto.
11289 (abs<mode>2): Ditto.
11290 (smin<mode>3): Ditto.
11291 (smax<mode>3): Ditto.
11292 (vector_eq<mode>): Ditto.
11293 (vector_gt<mode>): Ditto.
11294 (vector_ge<mode>): Ditto.
11295 (vector_gtu<mode>): Ditto.
11296 (vector_select_<mode>_uns): Ditto.
11297 (vector_eq_<mode>_p): Ditto.
11298 (vector_gt_<mode>_p): Ditto.
11299 (vector_ge_<mode>_p): Ditto.
11300 (vector_gtu_<mode>_p): Ditto.
11301 (cr6_test_for_zero): Ditto.
11302 (cr6_test_for_zero_reverse): Ditto.
11303 (cr6_test_for_lt): Ditto.
11304 (cr6_test_for_lt_reverse): Ditto.
11305 (xor<mode>3): Ditto.
11306 (ior<mode>3): Ditto.
11307 (and<mode>3): Ditto.
11308 (one_cmpl<mode>2): Ditto.
11309 (nor<mode>2): Ditto.
11310 (andc<mode>2): Ditto.
11311 (float<VEC_int<mode>2): Ditto.
11312 (unsigned_float<VEC_int><mode>2): Ditto.
11313 (fix_trunc<mode><VEC_int>2): Ditto.
11314 (fixuns_trunc<mode><VEC_int>2): Ditto.
11316 (vec_set<mode>): Ditto.
11317 (vec_extract<mode>): Ditto.
11318 (vec_interleave_highv4sf): Ditto.
11319 (vec_interleave_lowv4sf): Ditto.
11320 (vec_realign_load_<mode>): Ditto.
11321 (vec_shl_<mode>): Ditto.
11322 (vec_shr_<mode>): Ditto.
11323 (div<mode>3): New patterns for VSX.
11324 (vec_interleave_highv2df): Ditto.
11325 (vec_interleave_lowv2df): Ditto.
11326 (vec_pack_trunc_v2df): Ditto.
11327 (vec_pack_sfix_trunc_v2df): Ditto.
11328 (vec_pack_ufix_trunc_v2df): Ditto.
11329 (vec_unpacks_hi_v4sf): Ditto.
11330 (vec_unpacks_lo_v4sf): Ditto.
11331 (vec_unpacks_float_hi_v4si): Ditto.
11332 (vec_unpacks_float_lo_v4si): Ditto.
11333 (vec_unpacku_float_hi_v4si): Ditto.
11334 (vec_unpacku_float_lo_v4si): Ditto.
11335 (movmisalign<mode>): Ditto.
11336 (vector_ceil<mode>2): New patterns for vectorizing math library.
11337 (vector_floor<mode>2): Ditto.
11338 (vector_btrunc<mode>2): Ditto.
11339 (vector_copysign<mode>3): Ditto.
11341 * config/rs6000/predicates.md (easy_vector_constant_msb): New
11342 predicate for setting the high bit in each word, used for copysign.
11344 * config/rs6000/ppc-asm.h (f19): Whitespace.
11345 (f32-f63): Define if VSX.
11346 (v0-v31): Define if Altivec.
11347 (vs0-vs63): Define if VSX.
11349 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
11351 * config/rs6000/power7.md: New file, provide tuning parameters for
11354 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
11355 (rs6000_cpu_cpp_builtins): Ditto.
11356 (altivec_overloaded_builtins): Ditto.
11357 (altivec_resolve_overloaded_builtin): Ditto.
11359 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
11360 debug switch to disable vectorizing simple math builtin
11363 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
11364 Vectorize simple math builtin functions.
11365 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
11366 hook to vectorize math builtins.
11367 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
11368 (rs6000_builtin_conversion): Add VSX/power7 support.
11369 (rs6000_builtin_vec_perm): Ditto.
11370 (vsplits_constant): Add support for loading up a vector constant
11371 with just the high bit set in each part.
11372 (rs6000_expand_vector_init): Add VSX/power7 support.
11373 (rs6000_expand_vector_set): Ditto.
11374 (rs6000_expand_vector_extract): Ditto.
11375 (rs6000_emit_move): Ditto.
11376 (bdesc_3arg): Ditto.
11377 (bdesc_2arg): Ditto.
11378 (bdesc_1arg): Ditto.
11379 (rs6000_expand_ternop_builtin): Ditto.
11380 (altivec_expand_builtin): Ditto.
11381 (rs6000_expand_unop_builtin): Ditto.
11382 (rs6000_init_builtins): Ditto.
11383 (altivec_init_builtins): Ditto.
11384 (builtin_function_type): Ditto.
11385 (rs6000_common_init_builtins): Ditto.
11386 (rs6000_handle_altivec_attribute); Ditto.
11387 (rs6000_mangle_type): Ditto.
11388 (rs6000_vector_mode_supported_p): Ditto.
11389 (rs6000_mode_dependent_address): Altivec addresses with AND -16
11390 are mode dependent.
11392 * config/rs6000/vsx.md: New file for VSX support.
11394 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
11395 identifing values with just the most significant bit set.
11396 (enum rs6000_builtins): Add builtins for VSX. Add simple math
11397 vectorized builtins.
11399 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
11400 (UNSPEC_VRFIM): Delete.
11401 (splitter for loading up vector with most significant bit): New
11402 splitter for vectorizing copysign.
11403 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
11404 vectorizing simple math functions.
11405 (altivec_vrfip): Add support for vectorizing simple math functions.
11406 (altivec_vrfim): Ditto.
11407 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
11409 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
11410 (power7.md, vsx.md): Include for power7 support.
11411 (copysigndf3): Use VSX instructions if -mvsx.
11412 (negdf2_fpr): Ditto.
11413 (absdf2_fpr): Ditto.
11414 (nabsdf2_fpr): Ditto.
11415 (adddf3_fpr): Ditto.
11416 (subdf3_fpr): Ditto.
11417 (muldf3_fpr): Ditto.
11418 (divdf3_fpr): Ditto.
11419 (fix_truncdfdi2_fpr): Ditto.
11420 (cmpdf_internal1): Ditto.
11421 (fred, fred_fpr): Convert into expander/insn to add VSX support.
11422 (btruncdf2, btruncdf2_fpr): Ditto.
11423 (ceildf2, ceildf2_fpr): Ditto.
11424 (floordf2, floordf2_fpr): Ditto.
11425 (floatdidf2, floatdidf2_fpr): Ditto.
11426 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
11427 (fmsubdf4_fpr): Ditto.
11428 (fnmadddf4_fpr_1): Ditto.
11429 (fnmadddf4_fpr_2): Ditto.
11430 (fnmsubdf4_fpr_1): Ditto.
11431 (fnmsubdf4_fpr_2): Ditto.
11432 (fixuns_truncdfdi2): Add expander for VSX support.
11433 (fix_truncdfdi2): Ditto.
11434 (fix_truncdfsi2): Ditto.
11435 (ftruncdf2): Ditto.
11436 (btruncsf2): Whitespace.
11437 (movdf_hardfloat32): Add support for VSX registers.
11438 (movdf_softfloat32): Ditto.
11439 (movdf_hardfloat64): Ditto.
11440 (movdf_hardfloat64_mfpgpr): Ditto.
11441 (movdf_softfloat64): Ditto.
11442 (movti splitters): Add check for vector registers supporting
11443 TImode in the future.
11444 (bpermd): Add power7 bpermd instruction.
11446 * config/rs6000/altivec.h (vec_div): Define if VSX.
11449 (vec_nmadd): Ditto.
11450 (vec_nearbyint): Ditto.
11453 (all predicates): Use the generic builtin function, and not the V4SF
11454 specific function so that the predicates will work with VSX's V2DF.
11455 (vec_all_*): Ditto.
11456 (vec_any_*): Ditto.
11458 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
11459 Document new VSX functions and types.
11461 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
11464 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
11465 "wa", and "j" constraints. Modify "v" to talk about Altivec
11466 instead of just vector.
11468 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
11471 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
11472 location for phi arguments.
11473 (rewrite_update_phi_arguments): Find locations for reaching defs.
11474 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11475 Add location to add_phi_arg calls.
11476 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
11477 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
11478 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
11479 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
11480 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
11481 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
11482 * tree-phinodes.c (make_phi_node): Initialize location.
11483 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
11484 (add_phi_arg): Add location parameter.
11485 (remove_phi_arg_num): Move location when moving phi argument.
11486 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
11488 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
11489 slpeel_update_phi_nodes_for_guard1,
11490 slpeel_update_phi_nodes_for_guard2,
11491 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
11492 vect_loop_versioning): Set locations.
11493 * tree-parloops.c (create_phi_for_local_result,
11494 transform_to_exit_first_loop, create_parallel_loop): Add locations.
11495 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
11496 * tree-vect-loop.c (get_initial_def_for_induction,
11497 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
11499 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
11500 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
11501 (gimple_phi_arg_set_location): New. Set locus.
11502 (gimple_phi_arg_has_location): New. Check for locus.
11503 (redirect_edge_var_map_location): New. Return locus from var_map.
11504 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
11505 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
11506 combining PHI arguments.
11507 (cond_store_replacement): Set location.
11508 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
11509 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
11510 scop_add_exit_phis_edge): Add locations.
11511 * tree-cfgcleanup.c (remove_forwarder_block,
11512 remove_forwarder_block_with_phi): Add locations.
11513 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
11514 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
11516 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
11517 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
11518 flush_pending_stmts): Add source location.
11519 * lambda-code.c (perfect_nestify): Maintain location stack with argument
11520 stack to preserve locations.
11521 * tree-vect-stmts.c (vectorizable_load): Add location.
11522 * tree-inline.c (copy_phis_for_bb): Copy locus.
11523 (setup_one_parameter): Add call locus to inlined parameter stmts.
11524 (initialize_inlined_parameters): Pass in call location as parameter
11526 (tree_function_versioning): Pass location to setup_one_parameter.
11527 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
11528 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
11529 copy and edge lists.
11530 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
11531 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
11532 locus parameter and override the stmt default if provided.
11533 (new_elim_graph, clear_elim_graph, delete_elim_graph,
11534 elim_graph_add_edge, elim_graph_remove_succ_edge,
11535 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
11536 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
11537 eliminate_phi): Add locus info in elimination graph for each edge and
11539 (insert_backedge_copies): Copy locus if present.
11540 * tree-flow.h (struct _edge_var_map): Add locus field.
11541 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
11542 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
11543 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
11545 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
11547 2009-07-30 Martin Jambor <mjambor@suse.cz>
11549 PR tree-optimization/40570
11550 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
11551 use inlining loops.
11553 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
11555 * ssa-loop-manip.c: Include langhooks.h.
11556 (rewrite_phi_with_iv): New.
11557 (rewrite_all_phi_nodes_with_iv): New.
11558 (canonicalize_loop_ivs): Move here from tree-parloops.c.
11559 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
11560 * tree-parloops.c (loop_parallel_p): Move out all conditions
11561 except dependency check.
11562 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
11563 (gen_parallel_loop): Call canonicalize_loop_ivs without
11564 reduction_list argument.
11565 (build_new_reduction): New.
11566 (gather_scalar_reductions): New.
11567 (try_get_loop_niter): New.
11568 (try_create_reduction_list): New.
11569 (parallleize_loops): Change the parallel conditions check.
11570 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
11571 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
11573 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
11575 * opt-functions.awk (opt_args): Allow argument to be enclosed in
11577 * doc/options.texi (Option properties): Mention new quoting syntax.
11579 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11581 * config/alpha/alpha.c (alpha_start_function):
11582 Handle VMS_DEBUG_MAIN_POINTER
11583 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
11584 * doc/invoke.texi: Document -mdebug-main switch.
11586 2009-07-29 Richard Henderson <rth@redhat.com>
11588 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
11589 (cgraph_create_edge_including_clones): Likewise.
11590 * tree-inline.c (copy_bb): Operate on the correct edges
11591 when updating the callgraph.
11593 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11595 * config/alpha/vms-cc.c: Deleted.
11596 * config/alpha/vms-ld.c: Deleted.
11597 * config/alpha/t-vms64: Moved to config/vms
11598 * config/alpha/vms-crt0-64.c: Moved to config/vms
11599 * config/alpha/vms-crt0.c: Moved to config/vms
11600 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
11601 * config/alpha/vms-psxcrt0.c: Moved to config/vms
11602 * config/alpha/xm-vms.h: Moved to config/vms
11603 * config/alpha/x-vms: Moved to config/vms
11604 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
11606 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
11607 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
11609 * config/vms/t-vms64: Moved here from config/alpha
11610 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
11611 (argc,argv,envp): Enforce 32bit malloc'ing.
11612 * config/vms/vms-psxcrt0-64.c: Likewise.
11613 * config/vms/vms-crt0.c: Moved here from config/alpha.
11614 * config/vms/vms-psxcrt0.c: Likewise.
11615 * config/vms/vms-crtl-64.h: New file.
11616 * config/vms/vms-crtl.h: New file.
11617 * config/vms/vms.opt: New file.
11618 * config/vms/xm-vms64.h: New file.
11619 * config/vms/xm-vms.h: Moved here from config/alpha.
11620 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
11622 * config/vms/x-vms: Moved here from config/alpha.
11623 (version, VMS_EXTRA_PARTS): Moved to t-vms.
11624 (vms-ld.o, vms-cc.o): Removed.
11625 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
11627 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11629 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
11630 correct stack (obvious VMS fix).
11632 2009-07-29 Douglas B Rupp <rupp@gnat.com>
11634 * dwarf2out.c (output_file_names): Output VMS style file name, size,
11635 date, version info if VMS_DEBUGGING_INFO defined.
11636 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
11637 size, date calculating code moved here.
11639 2009-07-29 Paul Brook <paul@codesourcery.com>
11641 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
11644 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
11647 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
11648 to DImode when generating insq_le insn.
11650 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11652 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
11653 New macro set for VMS_DEBUGGGING_INFO.
11654 (AT_string_form): Use it.
11656 2009-07-28 DJ Delorie <dj@redhat.com>
11658 * config/mep/mep.c (vtext_section): New.
11659 (vftext_section): New.
11660 (ftext_section): New.
11661 (mep_select_section): Add support for functions.
11662 (mep_unique_section): Likewise.
11663 (mep_asm_init_sections): Likewise.
11664 (mep_encode_section_info): Remove it from here.
11666 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
11668 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
11670 * tree.h (TREE_DEPRECATED): Document it is used for types too.
11671 (TYPE_VECTOR_OPAQUE): Use default_def_flag
11673 2009-07-28 Douglas B Rupp <rupp@gnat.com>
11675 * dwarf2out.c (output_file_names): Test new macro
11676 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
11677 (add_comp_dir_attribute): Likewise.
11679 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
11681 * config/i386/mingw-w64.h (LINK_SPEC): Add
11682 separating space between commands.
11684 2009-07-28 Jan Hubicka <jh@suse.cz>
11686 PR tree-optimization/40759
11687 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
11690 2009-07-27 DJ Delorie <dj@redhat.com>
11692 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
11693 types are dword-aligned.
11694 (mep_expand_va_start): Likewise.
11696 2009-07-27 Olivier Hainque <hainque@adacore.com>
11697 Douglas B Rupp <rupp@gnat.com>
11699 * convert.c (convert_to_pointer): Don't assume the target
11700 pointer type is POINTER_SIZE long. Fetch its precision instead.
11702 2009-07-27 Douglas B Rupp <rupp@gnat.com>
11704 * system.h (fopen): Undefine if macro.
11706 2009-07-27 Jakub Jelinek <jakub@redhat.com>
11708 * dwarf2out.c (output_cfi_p): Removed.
11709 (output_cfis): New function.
11710 (output_fde): New function, split from output_call_frame_info.
11711 (output_call_frame_info): Use it.
11712 (dwarf2out_switch_text_section): Use output_cfis.
11714 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11716 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
11717 TARGET_BI_ARCH is specified without enabling SJLJ.
11718 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
11719 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
11721 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
11723 * arm.md (negdi2): Use DImode if forcing a value into a register.
11725 2009-07-26 Ira Rosen <irar@il.ibm.com>
11727 PR tree-optimization/40801
11728 * tree-vect-stmts.c (vectorizable_call): Get previous copy
11729 of vector operand from the previous copy of vector statement.
11730 Pass the correct definition type value to
11731 vect_get_vec_def_for_stmt_copy().
11733 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11735 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
11736 const char ** conversion.
11738 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11740 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
11741 fancy_abort() if !ENABLE_ASSERT_CHECKING.
11742 (gcc_unreachable): Invoke __builtin_unreachable() if
11743 !ENABLE_ASSERT_CHECKING.
11745 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11747 PR rtl-optimization/40445
11748 * emit-rtl.c (next_nonnote_insn_bb): New function.
11749 * rtl.h (next_nonnote_insn_bb): Declare new function.
11750 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
11751 with no successors that is the successor of the ENTRY_BLOCK.
11752 Continue from the top after removing an empty fallthrough block.
11753 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
11754 of next_nonnote_insn.
11756 2009-07-25 David Daney <ddaney@caviumnetworks.com>
11758 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
11760 2009-07-25 Martin Jambor <mjambor@suse.cz>
11762 * c-common.c (c_common_attribute_table): New element for noclone.
11763 (handle_noclone_attribute): New function. Forward-declare.
11764 * tree-inline.c (tree_versionable_function_p): Check for noclone
11766 * doc/extend.texi (Labels as Values): Document need for noclone.
11767 (Function Attributes): Document noclone attribute.
11769 2009-07-25 Jakub Jelinek <jakub@redhat.com>
11771 PR rtl-optimization/34999
11772 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
11773 and dw_fde_switched_cold_to_hot fields.
11774 (output_cfi_p): New function.
11775 (output_call_frame_info): If fde->dw_fde_switched_sections,
11776 output 2 FDEs instead of one with corrupted header.
11777 (dwarf2out_do_cfi_startproc): New function.
11778 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
11779 and fde->dw_fde_switched_cold_to_hot.
11780 (dwarf2out_switch_text_section): Compute
11781 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
11782 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
11783 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
11784 Otherwise, compute fde->dw_fde_switch_cfi.
11786 2009-07-24 Cary Coutant <ccoutant@google.com>
11788 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
11790 2009-07-24 Cary Coutant <ccoutant@google.com>
11792 * cfghooks.c (split_block): Copy discriminator to new block.
11793 * tree-cfg.c (assign_discriminator): Check location of last
11794 instruction in block as well as first.
11796 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
11798 * config/i386/linux.c: Use fputs or putc instead of fprintf
11800 * config/i386/gas.h: Ditto.
11801 * config/i386/x86-64.h: Ditto.
11802 * config/i386/att.h: Ditto.
11804 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
11806 * expmed.c (emit_store_flag): Use a recursive call to optimize the
11809 2009-07-24 Martin Jambor <mjambor@suse.cz>
11811 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
11812 (ipa_push_func_to_list_1): Declare.
11813 (ipa_push_func_to_list): New function.
11815 * ipa-prop.c (ipa_push_func_to_list_1): New function.
11816 (ipa_init_func_list): Call ipa_push_func_to_list_1.
11817 (ipa_push_func_to_list): Removed.
11818 (ipa_pop_func_from_list): Clear node_enqueued flag.
11820 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
11822 * config/s390/s390.c (override_options): Default
11823 max-unrolled-insns to 100 for z10 tuning.
11825 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
11827 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
11828 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
11829 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
11830 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
11831 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
11832 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
11833 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
11835 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
11837 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
11838 use default set in mingw32.h header.
11839 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
11840 64-bit /mingw/include path.
11841 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
11844 2009-07-23 Neil Vachharajani <nvachhar@google.com>
11846 PR rtl-optimization/40209
11847 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
11849 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
11851 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
11852 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
11853 with the rest of string where appropriate. Use fputs or putc
11854 instead of fprintf where appropriate.
11856 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11857 Pat Haugen <pthaugen@us.ibm.com>
11858 Revital Eres <ERES@il.ibm.com>
11860 * config/rs6000/vector.md: New file. Move most of the vector
11861 expander support here from altivec.md to allow for the VSX vector
11862 unit in the future. Add support for secondary_reload patterns.
11863 Rewrite the patterns for vector comparison, and vector comparison
11864 predicate instructions so that the RTL expresses the desired
11865 behavior, instead of using unspec.
11867 * config/rs6000/constraints.md ("f" constraint): Use
11868 rs6000_constraints to hold the precalculated register class.
11869 ("d" constraint): Ditto.
11870 ("wd" constraint): New constraint for VSX.
11871 ("wf" constraint): Ditto.
11872 ("ws" constraint): Ditto.
11873 ("wa" constraint): Ditto.
11874 ("wZ" constraint): Ditto.
11875 ("j" constraint): Ditto.
11877 * config/rs6000/predicates.md (vsx_register_operand): New
11879 (vfloat_operand): New predicate for vector.md.
11880 (vint_operand): Ditto.
11881 (vlogical_operand): Ditto.
11882 (easy_fp_constant): If VSX, 0.0 is an easy constant.
11883 (easy_vector_constant): Add VSX support.
11884 (altivec_indexed_or_indirect_operand): New predicate for
11885 recognizing Altivec style memory references with AND -16.
11887 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
11888 for vector secondary reload support.
11889 (rs6000_vector_reg_class): Delete, replacing it with
11890 rs6000_constraints.
11891 (rs6000_vsx_reg_class): Ditto.
11892 (rs6000_constraints): New array to hold the register classes of
11893 each of the register constraints that can vary at runtime.
11894 (builtin_mode_to_type): New static array for builtin function type
11896 (builtin_hash_table): New static hash table for builtin function
11898 (TARGET_SECONDARY_RELOAD): Define target hook.
11899 (TARGET_IRA_COVER_CLASSES): Ditto.
11900 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
11901 registers are 128 bits if VSX memory reference instructions are used.
11902 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
11903 unit is being used.
11904 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
11905 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
11906 Print several of the scheduling related parameters.
11907 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
11908 rs6000_constraints instead of rs6000_vector_reg_class. Move
11909 -mdebug=reg code to rs6000_debug_reg_global. Add support for
11910 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
11911 Altivec. Add VSX support. Setup for secondary reload support on
11912 Altivec/VSX registers.
11913 (rs6000_override_options): Make power7 set the scheduling groups
11914 like the power5. Add support for new debug switches to override
11915 the scheduling defaults. Temporarily disable -mcpu=power7 from
11916 setting -mvsx. Add support for debug switches -malways-hint,
11917 -msched-groups, and -malign-branch-targets.
11918 (rs6000_buitlin_conversion): Add support for returning unsigned
11919 vector conversion functions to fix regressions due to stricter
11921 (rs6000_builtin_mul_widen_even): Ditto.
11922 (rs6000_builtin_mul_widen_odd): Ditto.
11923 (rs6000_builtin_vec_perm): Ditto.
11924 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
11925 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
11926 to zero a register.
11927 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
11928 generated upstream.
11929 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
11930 VSX types for bit operations. Changes to accomidate vector.md.
11931 (bdesc_2arg): Ditto.
11932 (bdesc_1arg): Ditto.
11933 (struct builtin_description_predicates): Rewrite predicate
11934 handling so that RTL describes the operation, instead of passing
11935 the instruction to be used as a string argument.
11936 (bdesc_altivec_preds): Ditto.
11937 (altivec_expand_predicate_builtin): Ditto.
11938 (altivec_expand_builtin): Ditto.
11939 (rs6000_expand_ternop_builtin): Use a switch instead of an if
11940 statement for vsldoi support.
11941 (altivec_expand_ld_builtin): Change to use new names from vector.md.
11942 (altivec_expand_st_builtin): Ditto.
11943 (paired_expand_builtin): Whitespace changes.
11944 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
11945 builtin_mode_to_type table for secondary reload. Call
11946 builtin_function_type to build random builtin functions.
11947 (altivec_init_builtins): Change to use builtin_function_type to
11948 create builtin function types dynamically as we need them.
11949 (builtin_hash_function): New support for hashing the tree types
11950 for builtin function as we need it, rather than trying to build
11951 all of the trees that we need. Add initial preliminary VSX support.
11952 (builtin_function_type): Ditto.
11953 (builtin_function_eq): Ditto.
11954 (builtin_hash_struct): Ditto.
11955 (rs6000_init_builtins): Ditto.
11956 (rs6000_common_init_builtins): Ditto.
11957 (altivec_init_builtins): Ditto.
11958 (rs6000_common_init_builtins): Ditto.
11959 (enum reload_reg_type): New enum for simplifing reg classes.
11960 (rs6000_reload_register_type): Simplify register classes into GPR,
11961 Vector, and other registers. Altivec and VSX addresses in reload.
11962 (rs6000_secondary_reload_inner): Ditto.
11963 (rs6000_ira_cover_classes): New target hook, that returns the
11964 appropriate cover classes, based on -mvsx being used or not.
11965 (rs6000_secondary_reload_class): Add VSX support.
11966 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
11967 (get_vsel_insn): Ditto.
11968 (rs6000_emit_vector_compare): Rewrite vector conditional support
11969 so that where we can, we use RTL operators, instead of blindly use
11971 (rs6000_emit_vector_select): Ditto.
11972 (rs6000_emit_vector_cond_expr): Ditto.
11973 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
11974 (create_TOC_reference): Add -mdebug=addr support.
11975 (emit_frame_save): VSX loads/stores need register indexed addressing.
11977 * config/rs6000/rs6000.md: Include vector.md.
11979 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
11981 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11982 support for V2DI, V2DF in logical, permute, select operations.
11984 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
11985 switch for vsx/power7.
11986 (-mvsx-scalar-memory): Ditto.
11987 (-mvsx-align-128): Ditto.
11988 (-mallow-movmisalign): Ditto.
11989 (-mallow-df-permute): Ditto.
11990 (-msched-groups): Ditto.
11991 (-malways-hint): Ditto.
11992 (-malign-branch-targets): Ditto.
11994 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
11996 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
11997 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
11998 (rs6000_vector_reg_class): Delete.
11999 (rs6000_vsx_reg_class): Ditto.
12000 (enum rs6000_reg_class_enum): New enum for the constraints that
12001 vary based on target switches.
12002 (rs6000_constraints): New array to hold the register class for all
12003 of the register constraints that vary based on the switches used.
12004 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
12005 (enum rs6000_builtins): Add unsigned varients for the builtin
12006 declarations returned by target hooks for expanding multiplies,
12007 select, and permute operations. Add VSX builtins.
12008 (enum rs6000_builtin_type_index): Add entries for VSX.
12009 (V2DI_type_node): Ditto.
12010 (V2DF_type_node): Ditto.
12011 (unsigned_V2DI_type_node): Ditto.
12012 (bool_long_type_node): Ditto.
12013 (intDI_type_internal_node): Ditto.
12014 (uintDI_type_internal_node): Ditto.
12015 (double_type_internal_node): Ditto.
12017 * config/rs6000/altivec.md (whole file): Move all expanders to
12018 vector.md from altivec.md. Rename insn matching functions to be
12020 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
12021 (altivec_vcmp*): Ditto.
12022 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
12023 (VM): New iterator for moves that includes the VSX types.
12024 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
12025 (altivec_vperm_<mode>_uns): New, for unsigned types.
12026 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
12027 (altivec_eq<mode>): Ditto.
12028 (altivec_gt<mode>): Ditto.
12029 (altivec_gtu<mode>): Ditto.
12030 (altivec_eqv4sf): Ditto.
12031 (altivec_gev4sf): Ditto.
12032 (altivec_gtv4sf): Ditto.
12033 (altivec_vcmpbfp_p): Ditto.
12035 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
12037 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
12040 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
12043 * config/i386/i386.c (output_387_ffreep): Rewrite to use
12044 ASM_SHORT instead of .word.
12045 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
12046 instead of .word in asm template.
12048 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
12051 * ira-lives.c (bb_has_abnormal_call_pred): New function.
12052 (process_bb_node_lives): Use it.
12054 * ira.c (setup_cover_and_important_classes): Don't setup
12055 ira_important_class_nums. Add cover classes to the end of
12057 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
12059 (find_reg_class_closure): Use reorder_important_classes.
12061 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
12063 * config/i386/i386.c (i386_ira_cover_classes): New function.
12064 (TARGET_IRA_COVER_CLASSES): Redefine.
12066 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
12067 importance of order of cover classes in the array.
12069 2009-07-22 Diego Novillo <dnovillo@google.com>
12071 * tree-pass.h (TDF_EH): Define.
12072 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
12073 contains TDF_EH, print the EH region number holding GS.
12074 * tree-dump.c (dump_options): Add "eh".
12075 * doc/invoke.texi: Document it.
12077 2009-07-22 Doug Kwan <dougkwan@google.com>
12079 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
12081 2009-07-22 Michael Matz <matz@suse.de>
12083 PR tree-optimization/35229
12084 PR tree-optimization/39300
12086 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
12087 (inhibit_phi_insertion): New function.
12088 (insert_into_preds_of_block): Call it for REFERENCEs.
12089 (init_pre): Initialize and finalize scalar evolutions.
12090 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
12092 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
12094 * config/i386/predicates.md (zero_extended_scalar_load_operand):
12095 Use CONST_VECTOR_NUNITS to determine number of elements.
12097 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
12099 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
12100 (U, W): Constraints are now deprecated and will be removed if we
12101 run out of letters.
12102 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
12104 ("prefetch"): Add the stcmh instruction for prefetching.
12105 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
12107 (s390_short_displacement): Return always true if compiling for
12108 machines not providing the long displacement facility.
12109 (s390_mem_constraint): Support the new constraint letter Z.
12110 (s390_check_qrst_address): New function.
12112 2009-07-21 DJ Delorie <dj@redhat.com>
12114 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
12117 2009-07-21 Jason Merrill <jason@redhat.com>
12119 * c-common.c (max_tinst_depth): Increase default to 1024.
12121 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12123 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
12124 (vec_unpacku_float_lo_v4si): Ditto.
12126 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
12129 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
12130 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
12131 (builtin_description): Add __builtin_ia32_cvtudq2ps.
12132 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
12134 2009-07-21 Jakub Jelinek <jakub@redhat.com>
12136 PR tree-optimization/40813
12137 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
12140 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
12142 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
12143 with a NOP_EXPR if needed.
12145 2009-07-21 Paul Brook <paul@codesourcery.com>
12147 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
12148 Terminate debug dump with newline.
12150 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12152 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
12153 Cast "1" to unsigned HOST_WIDE_INT.
12154 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
12155 deposit length to the maximum length - lsb. Extend length if
12156 HOST_BITS_PER_WIDE_INT is 32.
12158 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12160 * cgraph.h (constant_pool_htab): New function.
12161 (constant_descriptor_tree): Move from varasm.c.
12162 * varasm.c (constant_pool_htab): New function.
12163 (constant_descriptor_tree): Move to cgraph.h.
12165 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
12167 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
12169 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
12171 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
12174 2009-07-20 Xinliang David Li <davidxl@google.com>
12176 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
12178 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
12180 * config/mips/mips.md (move_type): Add arith.
12181 (type): Handle arith.
12182 (zero_extendsidi2): Rename this into ...
12183 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
12184 (zero_extendsidi2): New expander.
12185 (*zero_extendsidi2_dext): New pattern.
12187 2009-07-20 Nick Clifton <nickc@redhat.com>
12189 * config.gcc (mips64-*-*): Add definition of tm_defines in order
12190 to set MIPS_ABI_DEFAULT.
12191 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
12193 2009-07-20 Jakub Jelinek <jakub@redhat.com>
12195 * tree-object-size.c (addr_object_size): Handle unions with
12196 array in it as last field of structs in __bos (, 1) as __bos (, 0).
12198 PR tree-optimization/40792
12199 * tree.c (build_function_type_skip_args): Remove bogus assert.
12201 2009-07-20 Jan Hubicka <jh@suse.cz>
12202 Martin Jambor <mjambor@suse.cz>
12204 * cgraph.h (combined_args_to_skip): New field.
12205 * cgraph.c (cgraph_create_virtual_clone): Properly handle
12206 combined_args_to_skip and args_to_skip.
12207 * tree-inline.c (update_clone_info): New function.
12208 (tree_function_versioning): Call update_clone_info.
12209 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
12211 (cgraph_materialize_all_clones): More extensive dumping, working
12212 with combined_args_to_skip rather than args_to_skip.
12214 2009-07-20 Ira Rosen <irar@il.ibm.com>
12216 * tree-vectorizer.h (vectorizable_condition): Add parameters.
12217 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
12218 (get_initial_def_for_reduction): Likewise.
12219 (vectorizable_reduction): Skip the check of first operand in case
12220 of COND_EXPR. Add check that it is outer loop vectorization if
12221 nested cycle was detected. Call vectorizable_condition() for
12222 COND_EXPR. If reduction epilogue cannot be created do not fail for
12223 nested cycles (if it is not double reduction). Assert that there
12224 is only one type in the loop in case of COND_EXPR. Call
12225 vectorizable_condition() to vectorize COND_EXPR.
12226 * tree-vect-stmts.c (vectorizable_condition): Update comment.
12227 Add parameters. Allow nested cycles if called from
12228 vectorizable_reduction(). Use reduction vector variable if provided.
12229 (vect_analyze_stmt): Call vectorizable_reduction() before
12230 vectorizable_condition().
12231 (vect_transform_stmt): Update call to vectorizable_condition().
12233 2009-07-20 Christian Bruel <christian.bruel@st.com>
12235 * config/sh/sh.opt (-mfmovd): Resurrect and document.
12236 * doc/invoke.texi (-mfmovd): Likewise.
12237 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
12239 2009-07-20 Jan Hubicka <jh@suse.cz>
12241 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
12242 when handling SSA name.
12244 2009-07-19 Jan Hubicka <jh@suse.cz>
12246 PR tree-optimization/40676
12247 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
12248 virtual PHIs in empty BBs.
12250 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12252 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
12253 re-expanded the compound use gen_lowpart instead to convert to the
12256 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12258 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
12259 OUTER_CONST arguments.
12260 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
12261 the new wider mode will be masked off.
12262 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
12264 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12266 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
12267 high-order bits are zero.
12269 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
12271 * combine.c (simplify_shift_const_1): Split code to determine
12272 shift_mode into ...
12273 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
12274 new bits shifted in are identical to the old sign bit.
12276 2009-07-18 Richard Guenther <rguenther@suse.de>
12279 * gimplify.c (gimplify_call_expr): Reject code using results from
12280 functions returning void.
12282 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12284 * doc/md.texi: Document the new PowerPC "es" constraint.
12285 Document that "m" can include automodified addresses on this target,
12286 and explain how %U must be used. Extend the "Q" and "Z" documentation
12287 to suggest "es" as well as "m".
12288 * config/rs6000/constraints.md (es): New memory constraint.
12289 (Q, Z): Update strings to match new documentation.
12291 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
12293 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
12294 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
12295 * config/rs6000/predicates.md (volatile_mem_operand): Use
12296 offsettable_nonstrict_memref_p.
12297 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
12298 (*floatunssidf2_internal): Likewise.
12299 (*fix_truncdfsi2_internal): Likewise.
12300 (*fix_trunctfsi2_internal): Likewise.
12302 2009-07-17 Anatoly Sokolov <aesok@post.ru>
12304 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
12305 atmega32u2 devices.
12306 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12308 2009-07-17 Richard Guenther <rguenther@suse.de>
12311 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
12312 (pass_warn_unused_result): Likewise.
12313 (TODO_set_props): Remove.
12314 * omp-low.c (diagnose_omp_structured_block_errors): Change to
12316 (pass_diagnose_omp_blocks): Define.
12317 * c-decl.c (pop_file_scope): Do not finalize the CU here.
12318 (c_gimple_diagnostics_recursively): Remove.
12319 (finish_function): Do not call it.
12320 (c_write_global_declarations): Continue after errors.
12321 Finalize the CU here.
12322 * c-gimplify.c (c_genericize): Do not gimplify here.
12323 * c-common.c (c_warn_unused_result): Move ...
12324 * tree-cfg.c (do_warn_unused_result): ... here.
12325 (run_warn_unused_result): New function.
12326 (gate_warn_unused_result): New function.
12327 (pass_warn_unused_result): New pass.
12328 * c-common.h (c_warn_unused_result): Remove.
12329 * flags.h (flag_warn_unused_result): Declare.
12330 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
12331 * opts.c (flag_warn_unused_result): Initialize to false.
12332 * toplev.c (compile_file): Add comment.
12333 * omp-low.c (create_omp_child_function): Do not register
12334 the function with the frontend.
12335 (diagnose_omp_structured_block_errors): Prepare to be
12336 called as optimization pass.
12337 (gate_diagnose_omp_blocks): New function.
12338 (pass_diagnose_omp_blocks): New pass.
12339 * cgraph.h (cgraph_optimize): Remove.
12340 (cgraph_analyze_function): Likewise.
12341 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
12342 * cgraphunit.c (cgraph_lower_function): Lower nested functions
12343 before their parents here.
12344 (cgraph_finalize_function): Not here.
12345 (cgraph_analyze_function): Gimplify functions here.
12346 (cgraph_finalize_compilation_unit): Continue after errors.
12347 Optimize the callgraph from here.
12348 (cgraph_optimize): Make static.
12349 * langhooks.c (write_global_declarations): Finalize the CU.
12350 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
12351 (gimplify_function_tree): Assert we gimplify only once.
12352 Set PROP_gimple_any property.
12353 * tree-nested.c (gimplify_all_functions): New function.
12354 (lower_nested_functions): Gimplify all nested functions.
12355 * gimple.h (diagnose_omp_structured_block_errors): Remove.
12356 * passes.c (init_optimization_passes): Add pass_warn_unused_result
12357 and pass_diagnose_omp_blocks after gimplification. Do not
12358 set TODO_set_props on all_lowering_passes.
12359 (execute_one_pass): Do not handle TODO_set_props.
12360 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
12361 (gimplify.o): Add tree-pass.h dependency.
12362 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
12363 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
12364 (unsave_r): Likewise.
12365 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
12366 temporary variable.
12368 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
12370 * doc/service.texi (Service): Restore previously removed link,
12371 which isn't broken after all.
12373 2009-07-17 Richard Guenther <rguenther@suse.de>
12375 PR tree-optimization/40321
12376 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
12377 PHI nodes to the maximal set.
12378 (make_values_for_phi): Add PHI arguments to the maximal set.
12379 (execute_pre): Dump PHI_GEN and the maximal set.
12381 2009-07-17 Jakub Jelinek <jakub@redhat.com>
12384 * gimplify.c (gimplify_conversion): Don't change non-conversions into
12387 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
12389 * doc/extend.texi (Nested Functions): Replace broken link with
12391 * doc/service.texi (Service): Remove broken link.
12393 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
12396 * builtins.c (expand_builtin_memcmp): Use loc instead of
12397 EXPR_LOCATION (exp).
12398 (expand_builtin_strncmp): Likewise.
12400 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
12401 Manuel López-Ibáñez <manu@gcc.gnu.org>
12404 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
12405 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
12406 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
12407 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
12408 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
12409 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
12410 tree-inline.c, c-common.c, c-common.h, gimple.c,
12411 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
12412 convert.c: Add location argument to fold_{unary,binary,ternary},
12413 fold_build[123], build_call_expr, build_size_arg,
12414 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
12415 fold_build1_initializer, fold_build2_initializer,
12416 fold_build3_initializer, fold_build_call_array,
12417 fold_build_call_array_initializer, fold_single_bit_test,
12418 omit_one_operand, omit_two_operands, invert_truthvalue,
12419 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
12420 combine_comparisons, fold_builtin_*, fold_call_expr,
12421 build_range_check, maybe_fold_offset_to_address, round_up,
12424 2009-07-16 Jason Merrill <jason@redhat.com>
12427 * c-common.c (c_common_reswords): Add __is_standard_layout
12429 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
12430 * doc/implement-cxx.texi: New.
12431 * doc/gcc.texi: Include it.
12433 2009-07-16 DJ Delorie <dj@redhat.com>
12435 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
12436 compares that may be indirectly affected by previous instructions.
12438 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12440 * builtins.c (do_mpc_arg2): New.
12441 (fold_builtin_2): Fold builtin cpow.
12442 * real.h (HAVE_mpc_pow): New.
12444 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
12446 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
12447 comparison to skip unprofitable schedule
12449 2009-07-16 Simon Baldwin <simonb@google.com>
12451 * gcc.c (option_map): New flag -no-canonical-prefixes.
12452 * (display_help): Print help text for new flag.
12453 * (process_command): Move options translation and language specifics
12454 and handle new flag early. Use it to set a function pointer to a
12455 prefix builder. Replace make_relative_prefix calls with calls to
12456 the function pointed to. Ignore new flag in regular options handling.
12457 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
12459 2009-07-15 DJ Delorie <dj@redhat.com>
12461 * config/mep/mep.md (sibcall_internal): Change register to avoid
12462 argument registers.
12463 (sibcall_value_internal): Likewise.
12465 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
12467 PR rtl-optimization/40710
12468 * resource.c (mark_target_live_regs): Reset DF problem to LR.
12470 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
12472 * config/mips/mips.md (*extenddi_truncate<mode>,
12473 *extendsi_truncate<mode>): Change type attribute to move_type
12474 with shift_shift. Split out code handling exts from here ...
12475 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
12477 (*extendhi_truncateqi): Change type attribute to move_type with
12478 shift_shift. Split out code handling exts from here ...
12479 (*extendhi_truncateqi_exts): ... to this new pattern.
12481 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
12483 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
12484 instead of "and" with inverted sign bit mask value. Use
12485 "nonimmediate_operand" for operand 1 and operand 2 predicate.
12486 Allocate registers only for operand 4 and operand 5.
12488 2009-07-15 Jakub Jelinek <jakub@redhat.com>
12490 PR middle-end/40747
12491 * fold-const.c (fold_cond_expr_with_comparison): When folding
12492 < and <= to MIN, make sure the MIN uses the same type as the
12493 comparison's operands.
12495 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
12497 * arm.md (ior_xor): New code iterator.
12498 (split for ior/xor with shift and zero-extend): New split pattern.
12499 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
12501 2009-07-15 Richard Guenther <rguenther@suse.de>
12503 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
12506 2009-07-15 Richard Guenther <rguenther@suse.de>
12508 PR middle-end/40753
12509 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
12511 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12513 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
12514 handle 2.6.30 kernel.
12516 2009-07-15 DJ Delorie <dj@redhat.com>
12518 * config/mep/mep.md (sibcall_internal): Change register to allow
12519 for 24-bit addresses.
12520 (sibcall_value_internal): Likewise.
12522 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
12524 * doc/invoke.texi: Added descriptions of the scheduling heuristics
12525 that are enabled/disabled by the flags introduced by a previous patch.
12527 2009-07-14 DJ Delorie <dj@redhat.com>
12529 * config/mep/mep.md (sibcall_internal): Include non-toggling
12531 (sibcall_value_internal): Likewise.
12533 2009-07-14 Taras Glek <tglek@mozilla.com>
12534 Rafael Espindola <espindola@google.com>
12536 * doc/sourcebuild.texi: Document install-plugin target.
12537 * configure.ac: Added install-plugin target to language makefiles.
12538 * configure: Regenerate.
12539 * Makefile.in (install-plugin): Install more headers,
12540 depend on lang.install-plugin.
12542 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
12544 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
12547 2009-07-14 DJ Delorie <dj@redhat.com>
12549 * config/mep/mep.c (mep_vliw_jmp_match): New function.
12550 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
12551 * config/mep/mep.md (sibcall_internal): Change test from
12552 mep_vliw_mode_match to mep_vliw_jmp_match.
12553 (sibcall_value_internal): Likewise.
12555 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
12557 * config/i386/sse.md (copysign<mode>3): New expander.
12558 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
12559 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
12560 Use ix86_build_const_vector.
12561 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
12562 IX86_BUILTIN_CPYSGNPD.
12563 (builtin_description): Add __builtin_ia32_copysignps and
12564 __builtin_ia32_copysignpd.
12565 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
12566 and BUILT_IN_COPYSIGNF.
12568 2009-07-13 Jason Merrill <jason@redhat.com>
12570 * builtins.c (can_trust_pointer_alignment): New fn.
12571 (get_pointer_alignment): Factor it out from here.
12572 * tree.h: Declare it.
12574 2009-07-14 David Edelsohn <edelsohn@gnu.org>
12576 * config/rs6000/predicates.md (offsettable_mem_operand): Test
12579 2009-07-14 Dodji Seketeli <dodji@redhat.com>
12583 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
12585 2009-07-14 Richard Guenther <rguenther@suse.de>
12586 Andrey Belevantsev <abel@ispras.ru>
12588 PR middle-end/40745
12589 * cfgexpand.c (partition_stack_vars): Do not bother to update
12590 alias information when not optimizing.
12592 2009-07-14 Richard Guenther <rguenther@suse.de>
12593 Andrey Belevantsev <abel@ispras.ru>
12595 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
12596 (pt_solution_set): Likewise.
12597 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
12598 * tree-ssa-structalias.c (pt_solution_set): New function.
12599 * final.c (rest_of_clean_state): Free SSA data structures.
12600 * print-rtl.c (print_decl_name): Remove.
12601 (print_mem_expr): Implement in terms of print_generic_expr.
12602 * alias.c (ao_ref_from_mem): New function.
12603 (rtx_refs_may_alias_p): Likewise.
12604 (true_dependence): Query alias-export info.
12605 (canon_true_dependence): Likewise.
12606 (write_dependence_p): Likewise.
12607 * tree-dfa.c (get_ref_base_and_extent): For void types leave
12609 * emit-rtl.c (component_ref_for_mem_expr): Remove.
12610 (mem_expr_equal_p): Use operand_equal_p.
12611 (set_mem_attributes_minus_bitpos): Do not use
12612 component_ref_for_mem_expr.
12613 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
12614 (update_alias_info_with_stack_vars): Likewise.
12615 (partition_stack_vars): Call update_alias_info_with_stack_vars.
12616 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
12617 explicitly nor clear stmt operands.
12618 Free the decl-to-pointer map.
12619 * tree-optimize.c (execute_free_datastructures): Do not free
12620 SSA data structures here.
12621 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
12622 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
12623 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
12625 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
12627 2009-07-13 DJ Delorie <dj@redhat.com>
12629 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
12630 unrolling at the right iteration count.
12632 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
12635 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
12637 * haifa-sched.c (rank_for_schedule): Introduced flags to
12638 enable/disable individual scheduling heuristics.
12639 * common.opt: Introduced flags to enable/disable individual
12640 heuristics in the scheduler.
12641 * doc/invoke.texi: Introduced flags to enable/disable individual
12642 heuristics in the scheduler.
12644 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
12646 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
12647 config/i386/mingw-tls.c.
12648 * config/i386/mingw-tls.c: Removed.
12650 2009-07-13 Ira Rosen <irar@il.ibm.com>
12652 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
12653 checks access only relevant statements.
12654 (vectorizable_reduction): Likewise.
12656 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
12658 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
12659 just for 32-bit case.
12661 2009-07-12 Jan Hubicka <jh@suse.cz>
12663 PR tree-optimization/40585
12664 * except.c (expand_resx_expr): When there already is resume
12665 instruction, produce linked list.
12666 (build_post_landing_pads): Assert that resume is empty.
12667 (connect_post_landing_pads): Handle resume lists.
12668 (dump_eh_tree): Dump resume list.
12670 2009-07-12 Ira Rosen <irar@il.ibm.com>
12672 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
12673 with additional argument.
12674 * tree-vectorizer.h (enum vect_def_type): Add
12675 vect_double_reduction_def.
12676 (vect_is_simple_reduction): Add argument.
12677 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
12679 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
12680 vect_is_simple_reduction with additional argument.
12681 (vect_analyze_loop_operations): Handle exit phi nodes in case of
12683 (reduction_code_for_scalar_code): Handle additional codes by
12684 returning ERROR_MARK for them. Fix comment and indentation.
12685 (vect_is_simple_reduction): Fix comment, add argument to specify
12686 double reduction. Detect double reduction.
12687 (get_initial_def_for_induction): Fix indentation.
12688 (get_initial_def_for_reduction): Fix comment and indentation.
12689 Handle double reduction. Create initial definitions that do not
12690 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
12691 (vect_create_epilog_for_reduction): Fix comment, add argument to
12692 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
12693 epilogue result extraction. Create double reduction phi node and
12694 replace relevant uses.
12695 (vectorizable_reduction): Call vect_is_simple_reduction with
12696 additional argument. Fix indentation. Update epilogue code treatment
12697 according to the changes in reduction_code_for_scalar_code. Check
12698 for double reduction. Call vect_create_epilog_for_reduction with
12699 additional argument.
12700 * tree-vect-stmts.c (process_use): Handle double reduction, update
12702 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
12703 (vect_get_vec_def_for_operand): Likewise.
12705 2009-07-12 Danny Smith <dansmister@gmail.com>
12707 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
12708 dllexport if !TREE_PUBLIC.
12709 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
12711 2009-07-11 Anatoly Sokolov <aesok@post.ru>
12713 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
12714 (avr_extra_arch_macro) Remove declatation.
12715 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
12716 (avr_extra_arch_macro) Declare as static.
12717 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
12719 2009-07-11 Jan Hubicka <jh@suse.cz>
12721 PR middle-end/48388
12722 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
12724 2009-07-11 Jakub Jelinek <jakub@redhat.com>
12727 * dwarf2out.c (dw_fde_struct): Add in_std_section and
12728 cold_in_std_section bits.
12729 (dwarf2out_begin_prologue): Initialize them.
12730 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
12731 if already covered by text_section or cold_text_section range.
12733 PR rtl-optimization/40667
12734 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
12735 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
12736 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
12737 * config/i386/i386.c (ix86_minimum_alignment): New function.
12738 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
12739 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
12740 * emit-rtl.c (gen_reg_rtx): Likewise.
12741 * function.c (assign_parms): Likewise. If nominal_type needs
12742 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
12743 rather than passed_type's alignment.
12746 * function.c (assign_parm_setup_stack): Adjust
12747 MEM_OFFSET (data->stack_parm) if promoted_mode is different
12748 from nominal_mode on big endian.
12750 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
12752 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
12754 2009-07-10 DJ Delorie <dj@redhat.com>
12756 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
12758 2009-07-10 Mark Mitchell <mark@codesourcery.com>
12760 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
12762 (thumb2_cbnz): Likewise.
12764 2009-07-10 David Daney <ddaney@caviumnetworks.com>
12767 * config.gcc (supported_defaults): Add synci.
12768 (with_synci): Add validation.
12769 (all_defaults): Add synci.
12770 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
12773 * config/mips/mips.opt (msynci): New option.
12774 * config/mips/mips.c (mips_override_options): Warn on use of
12775 -msynci for targets that do now support it.
12776 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
12778 * gcc/doc/invoke.texi (-msynci): Document the new option.
12779 * doc/install.texi (--with-synci): Document the new option.
12781 2009-07-10 Richard Guenther <rguenther@suse.de>
12783 PR tree-optimization/40496
12784 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
12785 the PHI result with a compatible type.
12787 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
12791 * c.opt (Wunused-result): New.
12792 * doc/invoke.texi: Document it.
12793 * c-common.c (c_warn_unused_result): Use it.
12795 2009-07-09 DJ Delorie <dj@redhat.com>
12797 * targhooks.c (default_target_can_inline_p): Rename from
12798 default_target_option_can_inline_p.
12799 * targhooks.h (default_target_can_inline_p): Likewise.
12800 * target-def.h (TARGET_CAN_INLINE_P): Rename from
12801 TARGET_OPTION_CAN_INLINE_P.
12802 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
12803 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
12804 (mep_target_can_inline_p): Rename from
12805 mep_target_option_can_inline_p.
12808 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
12809 registers used to pass vectors.
12811 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
12813 2009-07-09 Tom Tromey <tromey@redhat.com>
12815 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
12816 * config/mmix/mmix.c: Include dwarf2.h.
12817 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
12818 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
12819 * config/sh/sh.c: Include dwarf2.h.
12820 * config/i386/i386.c: Include dwarf2.h.
12821 * Makefile.in (DWARF2_H): Remove 'elf'.
12822 * except.c: Include dwarf2.h.
12823 * unwind-dw2.c: Include dwarf2.h.
12824 * dwarf2out.c: Include dwarf2.h.
12825 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
12826 * unwind-dw2-fde.c: Include dwarf2.h.
12827 * dwarf2asm.c: Include dwarf2.h.
12829 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12831 * haifa-sched.c (insn_finishes_cycle_p): New static function.
12832 (max_issue): Use it.
12833 * sched-int.h (struct sched_info: insn_finishes_block_p): New
12835 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
12836 (region_sched_info): Update.
12837 * sched-ebb.c (ebb_sched_info): Update.
12838 * modulo-sched.c (sms_sched_info): Update.
12839 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
12841 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
12843 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
12845 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
12847 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
12849 2009-07-09 Jakub Jelinek <jakub@redhat.com>
12851 PR middle-end/40692
12852 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
12853 arg1 with arg01 if arg1 is already INTEGER_CST.
12855 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12857 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
12858 Transform (and (truncate)) into (truncate (and)).
12860 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
12862 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
12863 creating LHS paradoxical subregs. Fix surrounding returns to
12864 use NULL_RTX rather than 0.
12866 2009-07-08 DJ Delorie <dj@redhat.com>
12868 * config/mep/mep.c (mep_option_can_inline_p): New.
12869 (TARGET_OPTION_CAN_INLINE_P): Define.
12871 2009-07-08 Mark Wielaard <mjw@redhat.com>
12874 * dwarf2out.c (add_data_member_location_attribute): When we have
12875 only a constant offset don't emit a new location description using
12876 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
12879 2009-07-08 Richard Henderson <rth@redhat.com>
12882 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
12883 (enum reg_class): Add CLOBBERED_REGS.
12884 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
12885 * config/i386/i386.c (ix86_conditional_register_usage): Moved
12886 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
12887 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
12888 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
12889 force 64-bit sibcalls into R11.
12890 * config/i386/constraints.md (U): New constraint.
12891 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
12892 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
12893 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
12895 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
12897 * basic-block.h (dump_regset, debug_regset): Remove duplicate
12899 * c-objc-common.h (c_initialize_diagnostics): Ditto.
12900 * ebitmap.h (dump_ebitmap): Ditto.
12901 * optabs.h (optab_libfunc): Ditto.
12902 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
12903 * tree-flow.h (vect_can_force_dr_alignment_p,
12904 get_vectype_for_scalar_type): Ditto.
12905 (vectorize_loops): Move prototype to ...
12906 * tree-vectorizer.h: ... here. Also, adjust comment.
12907 (vect_set_verbosity_level): Remove duplicate prototype.
12908 * tree-ssa-loop.c: Include tree-vectorizer.h.
12909 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
12911 2009-07-08 Nick Clifton <nickc@redhat.com>
12913 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
12916 2009-07-08 DJ Delorie <dj@redhat.com>
12918 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
12919 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
12920 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
12922 * config/mep/intrinsics.md: Regenerated.
12923 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
12924 registers when asm() or calls are detected.
12926 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
12929 * gimplify.c (gimplify_expr): Propagate no_warning flag when
12931 * gimple (gimple_build_call_from_tree): Likewise.
12932 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
12933 no_warning flag before warning.
12935 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12937 * tree.c (set_expr_locus): Remove.
12938 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
12939 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
12941 * gimplify.c (internal_get_tmp_var): Likewise.
12942 (gimplify_call_expr): Likewise.
12943 (gimplify_one_sizepos): Likewise.
12945 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
12948 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
12949 to variables for debugging purposes.
12951 2009-06-23 Mark Loeser <mark@halcy0n.com>
12954 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
12956 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12958 * pretty-print.c (pp_base_format): Remove %J.
12959 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12960 gcc_cxxdiag_char_table): Likewise.
12961 (init_dynamic_diag_info): Likewise.
12963 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
12965 * pretty-print.c (pp_base_format): Remove %H.
12966 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
12967 gcc_cxxdiag_char_table): Likewise.
12968 (init_dynamic_diag_info): Likewise.
12969 * config/mep/mep.c (mep_select_section): Likewise.
12971 2009-07-07 Duncan Sands <baldrick@free.fr>
12973 * final.c (pass_clean_state): Give the pass a name.
12974 * passes.c (pass_rest_of_compilation): Likewise.
12975 * tree-optimize.c (pass_all_optimizations): Likewise.
12977 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
12979 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
12980 an extra 'decl' for error_at.
12982 2009-07-07 Jakub Jelinek <jakub@redhat.com>
12984 PR middle-end/40669
12985 * tree-tailcall.c (adjust_return_value_with_ops,
12986 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
12987 if it has complex or vector type.
12989 2009-07-07 Olivier Hainque <hainque@adacore.com>
12991 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
12994 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
12996 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
12998 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13000 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
13001 * c-decl.c: Likewise.
13002 * function.c: Likewise.
13003 * varasm.c: Likewise.
13004 * tree-ssa.c: Likewise.
13005 * c-common.c: Likewise.
13006 * tree-cfg.c: Likewise.
13007 * config/spu/spu.c: Likewise.
13008 * config/ia64/ia64.c: Likewise.
13009 * config/v850/v850.c: Likewise.
13011 2009-07-06 DJ Delorie <dj@redhat.com>
13013 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
13014 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
13015 unspecified accesses to control registers.
13016 * config/mep/intrinsics.md: Regenerate.
13017 * config/mep/intrinsics.h: Regenerate.
13018 * config/mep/mep-intrin.h: Regenerate.
13020 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
13022 * c-lex.c: Replace %H by an explicit location. Update all calls.
13023 * c-common.c: Likewise.
13024 * c-decl.c: Likewise.
13025 * c-typeck.c: Likewise.
13026 * fold-const.c: Likewise.
13027 * gimplify.c: Likewise.
13028 * stmt.c: Likewise.
13029 * tree-cfg.c: Likewise.
13030 * tree-ssa-loop-niter.c: Likewise.
13031 * tree-vrp.c: Likewise.
13032 * value-prof.c: Likewise.
13034 2009-07-06 Diego Novillo <dnovillo@google.com>
13036 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
13037 if it has one. Handle cases where VAR does not have an
13038 annotation or cfun is NULL.
13040 2009-07-06 Diego Novillo <dnovillo@google.com>
13042 * tree.c: Include debug.h.
13043 (initialize_tree_contains_struct): New.
13044 (init_ttree): Call it.
13045 (tree_node_structure_for_code): Factor out of ...
13046 (tree_node_structure): ... here.
13047 * treestruct.def (TS_PHI_NODE): Remove.
13048 (TS_GIMPLE_STATEMENT): Remove.
13050 2009-07-06 Diego Novillo <dnovillo@google.com>
13052 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
13053 (debug_tree_chain): Handle cycles.
13055 2009-07-06 Nick Clifton <nickc@redhat.com>
13056 DJ Delorie <dj@redhat.com>
13058 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13059 __FMOVD_ENABLED__ is defined.
13061 (TARGET_FMOVD): Provide a default definition.
13062 (MASK_FMOVD): Likewise.
13063 (TARGET_CPU_CPP_BUILTINS): Define
13064 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13065 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13066 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
13067 (split for DF load from memory into register): Also handle
13068 MEMs which consist of REG+DISP addressing.
13069 (split for DF store from register to memory): Likewise.
13070 (movsf_ie): Always use single fp_mode.
13071 * config/sh/sh.c (sh_override_options): Do not automatically
13072 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13073 that to the -mfmovd command line switch.
13074 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
13075 (fldi_ok): Always allow.
13076 * config/sh/sh.opt (mfmovd): Remove this switch.
13077 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13079 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
13080 Kaz Kojima <kkojima@gcc.gnu.org>
13082 PR rtl-optimization/30807
13083 * postreload.c (reload_combine): For every new use of REG_SUM,
13084 record the use of BASE.
13086 2009-07-06 Jan Hubicka <jh@suse.cz>
13088 * params.def: Revert my accidental commit at 2009-06-30.
13090 2009-07-04 Ian Lance Taylor <iant@google.com>
13093 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
13095 (mingw_format_attribute_overrides): Likewise.
13097 2009-07-04 Jakub Jelinek <jakub@redhat.com>
13100 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
13101 don't check cfa.reg. Instead of cfa.indirect use
13102 fde && fde->drap_reg != INVALID_REGNUM test.
13104 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
13106 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
13108 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
13111 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
13113 2009-07-03 Richard Guenther <rguenther@suse.de>
13115 PR tree-optimization/40640
13116 * tree-switch-conversion.c (build_arrays): Perform arithmetic
13119 2009-07-03 Jan Hubicka <jh@suse.cz>
13121 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
13122 for size, reduce amount of inlining.
13124 2009-07-03 Richard Guenther <rguenther@suse.de>
13126 PR middle-end/34163
13127 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
13128 if t +- x is known to not overflow and the conversion widens the
13130 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
13132 2009-07-03 Jan Hubicka <jh@suse.cz>
13134 * ipa-pure-const.c (analyze): Update loop optimizer init.
13135 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
13136 try_remove_empty_loop, remove_empty_loops): Remove.
13137 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
13138 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
13139 to mark regular loops as neccesary.
13140 (degenerate_phi_p): New function.
13141 (propagate_necessity, remove_dead_phis): Use it.
13142 (forward_edge_to_pdom): Likewise.
13143 (eliminate_unnecessary_stmts): Take care to remove uses of results of
13144 virtual PHI nodes that became unreachable.
13145 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
13146 * tree-flow.h (remove_empty_loops): Remove.
13147 * passes.c (init_optimization_passes): Remove.
13149 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
13151 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
13152 can_create_pseudo_p.
13153 (*fix_trunc<mode>_i387_1): Ditto.
13154 (*floathi<mode>2_1): Ditto.
13155 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
13156 (*fistdi2_1): Ditto.
13157 (*fist<mode>2_1): Ditto.
13158 (frndintxf2_floor): Ditto.
13159 (*fist<mode>2_floor_1): Ditto.
13160 (frndintxf2_ceil): Ditto.
13161 (*fist<mode>2_ceil_1): Ditto.
13162 (frndintxf2_trunc): Ditto.
13163 (frndintxf2_mask_pm): Ditto.
13164 (fxam<mode>2_i387_with_temp): Ditto.
13165 * config/i386/sse.md (mulv16qi3): Ditto.
13166 (*sse2_mulv4si3): Ditto.
13168 (sse4_2_pcmpestr): Ditto.
13169 (sse4_2_pcmpistr): Ditto.
13171 2009-07-03 Jan Hubicka <jh@suse.cz>
13173 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
13174 (mark_stmt_necessary): Set it.
13175 (mark_operand_necessary): Set it.
13176 (mark_control_dependent_edges_necessary): Set it.
13177 (mark_virtual_phi_result_for_renaming): New function.
13178 (get_live_post_dom): New function.
13179 (forward_edge_to_pdom): New function.
13180 (remove_dead_stmt): Fix handling of control dependences.
13181 (tree_dce_init): Init new bitmap.
13182 (tree_dce_done): Free it.
13184 2009-07-02 Richard Guenther <rguenther@suse.de>
13187 * tree-ssa-structalias.c (new_var_info): Initialize
13190 2009-07-02 Jan Hubicka <jh@suse.cz>
13192 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
13195 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
13197 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
13198 instead of recomputing it. Adjust calls.
13199 (emit_store_flag): Adjust recursive calls.
13201 2009-07-02 Richard Guenther <rguenther@suse.de>
13203 * tree-ssa-live.c (remove_unused_locals): Do not remove
13205 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
13206 of DECL_EXTERNAL for HEAP variables.
13207 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
13208 HEAP variables. Do not adjust RESTRICT vars.
13209 (find_what_var_points_to): Nobody cares if something
13210 points to READONLY.
13212 2009-07-02 Ben Elliston <bje@au.ibm.com>
13214 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
13215 pc_low and pc_high declarations to the top of the function.
13217 2009-07-01 DJ Delorie <dj@redhat.com>
13219 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
13220 registers as fixed.
13221 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
13222 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
13223 unspecified accesses to control registers.
13224 * config/mep/intrinsics.md: Regenerate.
13225 * config/mep/intrinsics.h: Regenerate.
13226 * config/mep/mep-intrin.h: Regenerate.
13228 2009-07-01 Anthony Green <green@moxielogic.com>
13230 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
13231 instruction when possible.
13232 (moxie_expand_prologue): Ditto. Also, save an instruction and
13233 some complexity by popping off of $r12 instead of $sp.
13234 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
13237 2009-07-01 Richard Henderson <rth@redhat.com>
13240 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
13241 contained no insns, reposition note before last insn.
13243 2009-07-01 Richard Henderson <rth@redhat.com>
13246 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
13247 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
13249 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13252 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
13253 darwin9 for printing reg addresses with %y.
13255 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13257 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
13258 truncation from operands in binary operations.
13260 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
13263 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
13264 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
13265 subreg of op0 to the original op0.
13267 * expmed.c (store_bit_field_1): Use a temporary as the destination
13268 instead of a paradoxical subreg when we need to truncate the result.
13270 2009-07-01 DJ Delorie <dj@redhat.com>
13272 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
13273 names to VLIW variants.
13274 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
13275 * config/mep/intrinsics.md: Regenerate.
13276 * config/mep/intrinsics.h: Regenerate.
13277 * config/mep/mep-intrin.h: Regenerate.
13279 2009-07-01 Jakub Jelinek <jakub@redhat.com>
13282 * jump.c (returnjump_p): Revert last patch.
13283 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
13285 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13288 * pa.md (casesi32p): Use jump table label to determine the offset
13290 (casesi64p): Likewise.
13292 * pa.c (forward_branch_p): Return bool type. Use instruction
13293 addresses when available. Assert that INSN has a jump label.
13294 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
13297 2009-07-01 Richard Guenther <rguenther@suse.de>
13299 PR tree-optimization/19831
13300 * tree-ssa-dce.c (propagate_necessity): Calls to functions
13301 that only act as barriers do not make any previous stores necessary.
13302 * tree-ssa-structalias.c (handle_lhs_call): Delay making
13303 HEAP variables global, do not add a constraint from nonlocal.
13304 (find_func_aliases): Handle escapes through return statements.
13305 (compute_points_to_sets): Make escaped HEAP variables global.
13307 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13310 * expmed.c (emit_store_flag): Perform a conversion if necessary,
13311 after reducing a DImode cstore to SImode.
13313 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
13315 * expr.c (expand_expr_real_1): Reinstate fallthrough to
13316 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
13318 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
13320 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
13321 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
13323 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
13324 and umod_optab if TARGET_BSD_DIVMOD.
13325 * config/vax/lib1funcs.asm: New file.
13326 * config/vax/t-linux: New file.
13327 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
13329 2009-06-30 Jakub Jelinek <jakub@redhat.com>
13332 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
13333 to type arguments that have void type.
13336 * dwarf2out.c (gen_formal_parameter_die): Call
13337 equate_decl_number_to_die if node is different from origin.
13339 2009-06-30 Anthony Green <green@moxielogic.com>
13341 Clean up moxie port for --enable-build-with-cxx.
13342 * config/moxie/moxie.c (moxie_function_value): First two
13343 parameters are const_tree, not tree.
13344 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
13345 (REG_CLASS_NAMES): Ditto.
13346 (REGNO_REG_CLASS): Ditto.
13347 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
13348 (moxie_function_value): Fix constyness of arguments.
13350 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
13352 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
13353 finalize_size_functions before further processing.
13354 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
13355 (variable_size): Call self_referential_size on size expressions
13356 that contain a PLACEHOLDER_EXPR.
13357 (size_functions): New static variable.
13358 (copy_self_referential_tree_r): New static function.
13359 (self_referential_size): Likewise.
13360 (finalize_size_functions): New global function.
13361 * tree.c: Include tree-inline.h.
13362 (push_without_duplicates): New static function.
13363 (find_placeholder_in_expr): New global function.
13364 (substitute_in_expr) <tcc_declaration>: Return the replacement object
13366 <tcc_expression>: Likewise.
13367 <tcc_vl_exp>: If the replacement object is a constant, try to inline
13368 the call in the expression.
13369 * tree.h (finalize_size_functions): Declare.
13370 (find_placeholder_in_expr): Likewise.
13371 (FIND_PLACEHOLDER_IN_EXPR): New macro.
13372 (substitute_placeholder_in_expr): Update comment.
13373 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
13375 (copy_tree_body_r): Likewise.
13376 (copy_tree_body): New static function.
13377 (maybe_inline_call_in_expr): New global function.
13378 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
13379 (maybe_inline_call_in_expr): Declare.
13380 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
13381 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
13384 2009-06-30 Richard Guenther <rguenther@suse.de>
13386 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
13388 (propagate_necessity): Do not mark reaching defs of stores
13391 2009-06-30 Jan Hubicka <jh@suse.cz>
13393 * cfgloopanal.c (check_irred): Move into ...
13394 (mark_irreducible_loops): ... here; return true if ireducible
13396 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
13397 (analyze_function): Try to prove loop finiteness.
13398 * cfgloop.h (mark_irreducible_loops): Update prototype.
13399 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
13401 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
13403 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
13405 2009-06-30 Ira Rosen <irar@il.ibm.com>
13407 PR tree-optimization/40542
13408 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
13411 2009-06-30 Martin Jambor <mjambor@suse.cz>
13413 PR tree-optimization/40582
13414 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
13415 than useless_type_conversion_p.
13416 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
13419 2009-06-30 Martin Jambor <mjambor@suse.cz>
13421 PR middle-end/40554
13422 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
13424 2009-06-30 Richard Guenther <rguenther@suse.de>
13426 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
13427 use ao_ref references.
13428 (walk_aliased_vdefs): Likewise.
13429 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
13430 * tree-ssa-dce.c (struct ref_data): Remove.
13431 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
13432 (mark_aliased_reaching_defs_necessary): Adjust.
13433 (mark_all_reaching_defs_necessary_1): Likewise.
13435 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
13438 * expmed.c (emit_cstore): New name of emit_store_flag_1.
13439 (emit_store_flag_1): Extract from emit_store_flag, adjust
13440 calls to (what now is) emit_cstore.
13441 (emit_store_flag): Call emit_store_flag_1 and also use it
13442 for what used to be recursive calls.
13444 2009-06-30 Wei Guozhi <carrot@google.com>
13447 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
13448 if the target bb post dominates from bb.
13449 * config/i386/i386.c (memory_address_length): Check existence of base
13450 register before using it.
13452 2009-06-30 Nick Clifton <nickc@redhat.com>
13453 DJ Delorie <dj@redhat.com>
13455 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
13456 __FMOVD_ENABLED__ is defined.
13458 (TARGET_FMOVD): Provide a default definition.
13459 (MASK_FMOVD): Likewise.
13460 (TARGET_CPU_CPP_BUILTINS): Define
13461 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
13462 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
13463 two fmov instructions depending upon whether TARGET_FMOVD is
13465 (split for DF load from memory into register): Also handle
13466 MEMs which consist of REG+DISP addressing.
13467 (split for DF store from register to memory): Likewise.
13468 * config/sh/sh.opt (mfmovd): Remove this switch.
13469 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
13470 * config/sh/sh.c (sh_override_options): Do not automatically
13471 enable TARGET_MOVD for the SH2A when supporting doubles - leave
13472 that to the -mfmovd command line switch.
13474 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
13476 (fldi_ok): Always allow.
13477 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
13479 2009-06-29 DJ Delorie <dj@redhat.com>
13481 * doc/install.texi (mep-x-elf): Correct chip's full name.
13483 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
13485 * doc/extend.texi: Fix typo.
13487 2009-06-29 Tom Tromey <tromey@redhat.com>
13489 * dwarf2.h: Remove.
13490 * Makefile.in (DWARF2_H): New variable.
13491 (except.o): Use it.
13492 (dwarf2out.o): Likewise.
13493 (dwarf2asm.o): Likewise.
13494 * config/i386/t-i386: Use DWARF2_H.
13495 * except.c: Include elf/dwarf2.h.
13496 * unwind-dw2.c: Include elf/dwarf2.h.
13497 * dwarf2out.c: Include elf/dwarf2.h.
13498 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
13499 <dtprel>: New field.
13500 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
13501 (size_of_loc_descr): Likewise.
13502 (output_loc_operands_raw): Likewise.
13503 (output_loc_operands): Handle new dtprel field.
13504 (loc_checksum): Update.
13505 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
13506 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
13507 * unwind-dw2-fde.c: Include elf/dwarf2.h.
13508 * dwarf2asm.c: Include elf/dwarf2.h.
13509 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
13510 * config/mmix/mmix.c: Include elf/dwarf2.h.
13511 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
13512 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
13513 * config/sh/sh.c: Include elf/dwarf2.h.
13514 * config/i386/i386.c: Include elf/dwarf2.h.
13516 2009-06-29 DJ Delorie <dj@redhat.com>
13518 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
13520 * doc/extend.texi: Add MeP attributes and pragmas.
13521 * doc/invoke.text: Add MeP Options.
13522 * doc/contrib.texi: Add MeP contribution.
13523 * doc/md.texi: Add MeP constraints.
13524 * doc/install.texi: Add MeP target.
13526 2009-06-30 Anatoly Sokolov <aesok@post.ru>
13528 * target.h (struct gcc_target): Add frame_pointer_required field.
13529 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
13530 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
13531 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
13533 * reload1.c (update_eliminables): (Ditto.).
13534 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
13535 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
13536 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
13538 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
13540 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
13541 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13542 (arm_frame_pointer_required): New function.
13544 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
13545 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13546 (avr_frame_pointer_required_p): Declare as static.
13547 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
13549 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
13550 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13551 (bfin_frame_pointer_required): Make as static, change return type
13553 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
13555 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
13556 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13557 (cris_frame_pointer_required): New function.
13559 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
13561 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
13562 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13563 (fr30_frame_pointer_required): New function.
13565 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
13566 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13567 (frv_frame_pointer_required): Make as static, change return type
13569 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
13571 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
13572 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13573 (ix86_frame_pointer_required): Make as static, change return type to
13575 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
13577 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
13578 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13580 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
13582 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
13584 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
13586 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
13587 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13588 (mips_frame_pointer_required): Make as static.
13589 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
13591 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
13592 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13593 (mmix_frame_pointer_required): Mew function.
13595 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
13596 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13598 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
13600 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
13602 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
13604 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
13605 (CAN_ELIMINATE): Redefine.
13606 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
13607 (sparc_frame_pointer_required): New function.
13608 (sparc_can_eliminate): New function.
13609 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
13611 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
13612 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13614 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
13615 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
13616 (xtensa_frame_pointer_required): Make as static, change return type
13618 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
13621 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
13623 * doc/plugins.texi: Document PLUGIN_START_UNIT.
13624 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
13625 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
13626 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
13627 (register_callback): Handle PLUGIN_START_UNIT.
13628 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
13630 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
13632 * tree.c (process_call_operands): Propagate TREE_READONLY from the
13634 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
13635 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
13637 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
13639 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
13642 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
13644 * doc/extend.texi (Additional Floating Types): __float128 is also
13645 supported on i386 targets.
13647 2009-06-29 Richard Guenther <rguenther@suse.de>
13649 PR middle-end/14187
13650 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
13652 (pt_solutions_same_restrict_base): Declare.
13653 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
13655 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
13656 (make_constraint_from, make_copy_constraint): Move earlier.
13657 (make_constraint_from_heapvar): New function.
13658 (make_constraint_from_restrict): Likewise.
13659 (handle_lhs_call): Use it.
13660 (find_func_aliases): Use it to track conversions to restrict
13661 qualified pointers.
13662 (struct fieldoff): Add only_restrict_pointers flag.
13663 (push_fields_onto_fieldstack): Initialize it.
13664 (create_variable_info_for): Track global restrict qualified pointers.
13665 (intra_create_variable_infos): Use make_constraint_from_heapvar.
13666 Track restrict qualified pointer arguments.
13667 (set_uids_in_ptset): Use varinfo is_global_var flag.
13668 (find_what_var_points_to): Set the vars_contains_restrict flag.
13669 Always create the points-to solution for sets including restrict tags.
13670 (pt_solutions_same_restrict_base): New function.
13671 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
13672 qualified pointers use pt_solutions_same_restrict_base as
13673 additional source for disambiguation.
13675 2009-06-29 Richard Guenther <rguenther@suse.de>
13677 PR middle-end/38212
13678 * alias.c (find_base_decl): Remove.
13679 (get_deref_alias_set_1): Remove restrict handling.
13680 * c-common.c (c_apply_type_quals_to_decl): Do not set
13681 DECL_POINTER_ALIAS_SET.
13682 * gimplify.c (find_single_pointer_decl_1): Remove.
13683 (find_single_pointer_decl): Likewise.
13684 (internal_get_tmp_var): Remove restrict handling.
13685 (gimple_regimplify_operands): Likewise.
13686 * omp-low.c (expand_omp_atomic_pipeline): Do not set
13687 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
13688 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
13689 * tree.c (restrict_base_for_decl): Remove.
13690 (init_ttree): Do not allocate it.
13691 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
13692 LABEL_DECL_UID for label decls.
13693 (copy_node_stat): Do not copy restrict information.
13694 (decl_restrict_base_lookup): Remove.
13695 (decl_restrict_base_insert): Likewise.
13696 (print_restrict_base_statistics): Likewise.
13697 (dump_tree_statistics): Do not call print_restrict_base_statistics.
13698 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
13699 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
13700 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
13701 (LABEL_DECL_UID): Adjust.
13702 (DECL_BASED_ON_RESTRICT_P): Remove.
13703 (DECL_GET_RESTRICT_BASE): Likewise.
13704 (SET_DECL_RESTRICT_BASE): Likewise.
13705 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
13707 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
13708 instead of DECL_POINTER_ALIAS_SET.
13709 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13710 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
13711 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
13713 2009-06-29 Richard Guenther <rguenther@suse.de>
13715 PR tree-optimization/40579
13716 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
13717 the IL to simplify has constants that overflowed.
13719 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
13721 PR tree-optimization/40550
13722 * tree-vect-generic.c (expand_vector_operations_1): Compute in
13723 vector_compute_type only when the size of vector_compute_type is
13724 less than the size of type.
13726 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
13728 * fold-const.c (contains_label_1): Fix comments.
13729 (contains_label_p): Do not walk trees multiple time.
13731 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13733 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
13734 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
13735 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
13736 ix86_fp_comparison_operator.
13737 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
13738 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
13739 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
13740 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
13741 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
13742 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
13743 (related splits): Change predicate to ix86_fp_comparison_operator.
13744 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
13745 instead of ix86_fp_comparison_codes.
13746 (ix86_trivial_fp_comparison_operator,
13747 ix86_fp_comparison_operator): New.
13748 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
13749 (ix86_expand_compare): Eliminate last two parameters.
13750 (ix86_fp_jump_nontrivial_p): Kill.
13751 * config/i386/i386.c (put_condition_code): Eliminate call to
13752 ix86_fp_comparison_codes and subsequent assertion.
13753 (ix86_fp_comparison_codes): Eliminate.
13754 (ix86_fp_swap_condition): New.
13755 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
13756 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
13757 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
13758 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
13759 and ix86_fp_swap_condition.
13760 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
13761 Use ix86_fp_comparison_strategy.
13762 (ix86_expand_compare): Likewise. Eliminate last two arguments.
13763 (ix86_fp_jump_nontrivial_p): Eliminate.
13764 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
13765 call to ix86_expand_compare.
13766 (ix86_split_fp_branch, ix86_expand_setcc,
13767 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
13768 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
13770 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13772 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
13773 related to jump_clobbers.
13774 * config/arm/arm.md (conds): Remove jump_clob case.
13775 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
13776 splits): Change comparison_operator to arm_comparison_operator.
13777 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
13780 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13782 * dojump.c (do_compare_rtx_and_jump): Try swapping the
13783 condition for floating point modes.
13784 * expmed.c (emit_store_flag_1): Move here a bigger part
13785 of emit_store_flag.
13786 (emit_store_flag): Try swapping the condition for floating point
13788 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
13790 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13792 * expr.c (expand_expr_real_1): Just use do_store_flag.
13793 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
13794 emit_store_flag_force.
13795 * expmed.c (emit_store_flag_force): Copy here trick
13796 previously in expand_expr_real_1. Try reversing the comparison.
13797 (emit_store_flag_1): Work if target is NULL.
13798 (emit_store_flag): Work if target is NULL, using the result mode
13799 from the comparison. Use split_comparison, restructure final part
13800 to simplify conditionals.
13802 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
13804 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
13805 * dojump.c (do_jump): Change handling of floating-point
13806 ops to use just do_compare_and_jump.
13807 (split_comparison): New.
13808 (do_compare_rtx_and_jump): Add here logic coming previously
13809 in do_jump, using split_comparison.
13811 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
13814 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
13816 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13818 * tree-ssa-alias.c: Fix unintentional commit.
13820 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13822 * passes.c (execute_one_pass): Fix unintentional commit.
13824 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13826 * df-problems.c (df_set_seen, df_unset_seen): Delete.
13827 (df_rd_local_compute, df_md_local_compute): Inline them.
13829 (df_md_scratch): New.
13830 (df_md_alloc, df_md_free): Allocate/free it.
13831 (df_md_local_compute): Only include live registers in init.
13832 (df_md_transfer_function): Prune the in-set computed by
13833 the confluence function, and the gen-set too.
13835 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13837 PR rtl-optimization/26854
13838 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
13839 * df-problems.c (df_rd_add_problem): Fix comment.
13840 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
13841 df_md_simulate_artificial_defs_at_top,
13842 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
13843 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
13844 df_md_transfer_function, df_md_init, df_md_confluence_0,
13845 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
13846 problem_MD, df_md_add_problem): New.
13847 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
13848 df_md_get_bb_info): New.
13849 (DF_LAST_PROBLEM_PLUS1): Adjust.
13851 * Makefile.in (fwprop.o): Include domwalk.h.
13852 * fwprop.c: Include domwalk.h.
13853 (reg_defs, reg_defs_stack): New.
13854 (bitmap_only_bit_between): Remove.
13855 (process_defs): New.
13856 (process_uses): Use reg_defs and local_md instead of
13857 bitmap_only_bit_between and local_rd.
13858 (single_def_use_enter_block): New, from build_single_def_use_links.
13859 (single_def_use_leave_block): New.
13860 (build_single_def_use_links): Remove code moved to
13861 single_def_use_enter_block, invoke domwalk.
13862 (use_killed_between): Adjust comment.
13864 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13866 * bitmap.h (bitmap_ior_and_into): New.
13867 * bitmap.c (bitmap_ior_and_into): New.
13869 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
13871 * domwalk.h (struct dom_walk_data): Remove all callbacks except
13872 before_dom_children_before_stmts and after_dom_children_after_stmts.
13873 Rename the two remaining callbacks to just before_dom_children and
13874 after_dom_children. Remove other GIMPLE statement walking bits.
13875 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
13876 * graphite.c: Do not include domwalk.h.
13877 * tree-into-ssa.c (interesting_blocks): New global.
13878 (struct mark_def_sites_global_data): Remove it and names_to_rename.
13879 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
13880 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
13881 now that they're not domwalk callbacks.
13882 (rewrite_initialize_block): Rename to...
13883 (rewrite_enter_block): ... this, place after called functions. Test
13884 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
13885 (rewrite_finalize_block): Rename to...
13886 (rewrite_leave_block): ... this, place after called functions.
13887 (rewrite_update_init_block): Rename to...
13888 (rewrite_update_enter_block): ... this, place after called functions.
13889 Test interesting_blocks, call rewrite_update_stmt and
13890 rewrite_update_phi_arguments.
13891 (rewrite_update_fini_block): Rename to...
13892 (rewrite_leave_block): ... this, place after called functions.
13893 (rewrite_blocks): Remove last argument, simplify initialization of
13895 (mark_def_sites_initialize_block): Rename to...
13896 (mark_def_sites_block): ... this, call mark_def_sites.
13897 (mark_def_sites_blocks): Remove argument, simplify initialization of
13899 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
13900 (update_ssa): Likewise.
13901 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
13903 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
13904 (dom_opt_initialize_block): Rename to...
13905 (dom_opt_enter_block): ... this, place after called functions. Walk
13906 statements here, inline propagate_to_outgoing_edges.
13907 (dom_opt_finalize_block): Rename to...
13908 (dom_opt_leave_block): ... this, place after called functions.
13909 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
13911 (dse_enter_block, dse_record_phi): New.
13912 (dse_record_phis): Delete.
13913 (dse_finalize_block): Rename to...
13914 (dse_leave_block): ... this.
13915 (tree_ssa_dse): Simplify initialization of walk_data.
13916 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
13917 Adjust initialization of walk_data.
13918 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
13919 * tree-ssa-loop-phiopt.c (get_non_trapping):
13920 Adjust initialization of walk_data.
13921 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
13922 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
13923 it's not a domwalk callback.
13924 (uncprop_initialize_block): Rename to...
13925 (dse_enter_block): ... this, call uncprop_into_successor_phis.
13926 (dse_finalize_block): Rename to...
13927 (dse_leave_block): ... this.
13928 (tree_ssa_uncprop): Simplify initialization of walk_data.
13929 * Makefile.in: Adjust dependencies.
13931 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
13933 * arm.md (casesi): Fix test for Thumb1.
13934 (thumb1_casesi_internal_pic): Likewise.
13935 (thumb1_casesi_dispatch): Likewise.
13937 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
13939 * config/arm/arm-cores.def: Added core cortex-m0.
13940 * config/arm/arm-tune.md: Regenerated.
13941 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
13943 2009-06-26 DJ Delorie <dj@redhat.com>
13945 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
13947 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
13948 the scheduler doesn't tag jump insns.
13950 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
13952 * c-decl.c (merge_decls): Re-indent.
13954 2009-06-26 Janis Johnson <janis187@us.ibm.com>
13957 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
13958 Special-case decimal float constants.
13960 2009-06-26 Richard Henderson <rth@redhat.com>
13962 * function.h (struct function): Add cannot_be_copied_reason,
13963 and cannot_be_copied_set.
13964 * tree-inline.c (has_label_address_in_static_1): Rename from
13965 inline_forbidden_p_2; don't set inline_forbidden_reason here.
13966 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
13967 don't set inline_forbidden_reason.
13968 (copy_forbidden): New function, split out of inline_forbidden_p.
13969 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
13970 (inline_forbidden_p): Use copy_forbidden.
13971 (tree_versionable_function_p): Likewise.
13972 (inlinable_function_p): Merge into tree_inlinable_function_p.
13973 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
13974 * ipa-cp.c (ipcp_versionable_function_p): New function.
13975 (ipcp_cloning_candidate_p): Use it.
13976 (ipcp_node_modifiable_p): Likewise.
13978 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
13980 * builtins.c (expand_builtin_alloca): Handle builtin alloca
13981 that is marked not to be inlined. Remove flag_mudflap use.
13982 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
13983 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
13985 2009-06-26 Steve Ellcey <sje@cup.hp.com>
13988 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
13989 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
13991 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
13993 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
13995 (__mingwthr_remove_key_dtor): Likewise.
13997 2009-06-26 Richard Guenther <rguenther@suse.de>
13999 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
14001 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
14003 PR middle-end/40525
14004 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
14005 try the non-cond_exec path also.
14007 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14010 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
14011 (output_cbranch): Use new functions.
14012 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
14015 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
14016 Pat Haugen <pthaugen@us.ibm.com>
14017 Revital Eres <ERES@il.ibm.com>
14019 * config/rs6000/rs6000.c (print_operand): Correct lossage message
14020 for %c error. Add %x support to print VSX registers as a unified
14021 register set, instead of separate float and altivec registers.
14022 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
14023 %y case, and add support for VSX pre-modify addresses.
14024 (output_toc): Add assert for CONST containing an integer constant
14026 (rs6000_adjust_cost): Add POWER7 support.
14027 (insn_must_be_first_in_group): Ditto.
14028 (insn_must_be_last_in_group): Ditto.
14029 (rs6000_emit_popcount): Ditto.
14030 (rs6000_vector_mode_supported_p): Ditto.
14032 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
14033 Change some of the functions called by macros to being called
14034 through a pointer, so debug functions can be inserted if
14035 -mdebug=addr or -mdebug=cost.
14036 (rs6000_preferred_reload_class_ptr): Ditto.
14037 (rs6000_secondary_reload_class_ptr): Ditto.
14038 (rs6000_secondary_memory_needed_ptr): Ditto.
14039 (rs6000_cannot_change_mode_class_ptr): Ditto.
14040 (rs6000_secondary_reload_inner): Ditto.
14041 (rs6000_legitimize_reload_address): Ditto.
14042 (rs6000_legitimize_reload_address_ptr): Ditto.
14043 (rs6000_mode_dependent_address): Ditto.
14044 (rs6000_mode_dependent_address_ptr): Ditto.
14046 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
14047 function to return true if the mode allows reg + integer
14049 (virtual_stack_registers_memory_p): New function to return true if
14050 the address refers to a virtual stack register.
14051 (rs6000_legitimate_offset_address_p): Move code to say whether a
14052 mode supports reg+int addressing to reg_offset_addressing_ok_p and
14054 (rs6000_legitimate_address_p): Add checks for modes that only can
14055 do reg+reg addressing. Start adding VSX support.
14056 (rs6000_legitimize_reload_address): Ditto.
14057 (rs6000_legitimize_address): Ditto.
14058 (rs6000_debug_legitimate_address_p): New debug functions for
14059 -mdebug=addr and -mdebug=cost.
14060 (rs6000_debug_rtx_costs): Ditto.
14061 (rs6000_debug_address_costs): Ditto.
14062 (rs6000_debug_adjust_cost): Ditto.
14063 (rs6000_debug_legitimize_address): Ditto.
14064 (rs6000_legitimize_reload_address_ptr): Point to call normal
14065 function or debug function. Make functions called via pointer
14067 (rs6000_mode_dependent_address_ptr): Ditto.
14068 (rs6000_secondary_reload_class_ptr): Ditto.
14069 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
14070 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
14071 into a friendlier error.
14072 (rs6000_init_builtins): Add initial VSX support.
14073 (rs6000_adjust_cost): Fix some spacing issues.
14075 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
14076 (REG_CLASS_NAMES): Ditto.
14077 (REG_CLASS_CONTENTS): Ditto.
14078 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
14079 pointer, to add -mdebug=addr support.
14080 (CANNOT_CHANGE_MODE_CLASS): Ditto.
14081 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
14082 -mdebug=addr support.
14083 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
14084 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
14085 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
14087 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
14089 (bswapsi*): Set attribute types for load/store. Add combiner
14090 patterns to eliminate zero extend on 64-bit.
14091 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
14092 stdbrx if the hardware supports those instructions.
14094 2009-06-25 Ian Lance Taylor <iant@google.com>
14096 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
14097 (Link Options): Document -static-libstdc++.
14099 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14102 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
14103 DATA_ALIGNMENT instead.
14105 2009-06-25 Richard Guenther <rguenther@suse.de>
14107 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
14108 indirect references against the callused/escaped solutions.
14109 (call_may_clobber_ref_p_1): Likewise.
14111 2009-06-25 Martin Jambor <mjambor@suse.cz>
14113 PR tree-optimization/40493
14114 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
14115 (enum unscalarized_data_handling): New type.
14116 (handle_unscalarized_data_in_subtree): Return what has been done.
14117 (load_assign_lhs_subreplacements): Handle left flushes differently.
14118 (sra_modify_assign): Use unscalarized_data_handling, simplified
14119 condition determining whether to remove the statement.
14121 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
14123 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
14124 excerpt - @ should be doubled for texinfo.
14126 2009-06-24 Ian Lance Taylor <iant@google.com>
14128 * config/arc/arc.c: Include "df.h".
14129 (arc_attribute_table): Make static. Move higher in file.
14130 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
14131 (output_shift): Initialize n later to avoid warning.
14132 * config/arm/arm.c (arm_attribute_table): Make static. Move
14134 * config/avr/avr.c (avr_attribute_table): Make static. Move
14136 (reg_class_tab): Change array type from int to enum reg_class.
14137 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
14139 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
14140 (lshrhi3_out): Likewise.
14141 (class_likely_spilled_p): Change return type to bool.
14142 (avr_rtx_costs): Use local code variable with enum type.
14143 * config/avr/avr.md (movmemhi): Use add_reg_note.
14144 (andhi3, andsi3): Don't use AS2 with "and".
14145 (iorhi3, iorsi3): Don't use AS2 with "or".
14146 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
14147 * config/crx/crx.c: Include "df.h".
14148 (crx_attribute_table): Make static.
14149 * config/m32r/m32r.c: Include "df.h".
14150 (m32r_attribute_table): Make static. Move higher in file.
14151 (pop): Use add_reg_note.
14152 (block_move_call): Change 0 to LCT_NORMAL in function call.
14153 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
14154 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
14155 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
14156 declare, not just when TREE_CODE is defined.
14157 * config/m68hc11/m68hc11.c: Include "expr.h".
14158 (m68hc11_attribute_table): Make static. Move higher in file.
14159 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
14161 (m68hc11_register_indirect_p): Likewise.
14162 (m68hc11_function_arg_padding): Change return type to enum
14164 (emit_move_after_reload): Use add_reg_note.
14165 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
14166 (m68hc11_split_logical): Likewise.
14167 (m68hc11_rtx_costs): Add local code_and outer_code variables with
14169 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
14170 to VOIDmode in function call.
14171 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
14173 (m68hc11_split_logical): Update declaration.
14174 (m68hc11_function_arg_padding): Update declaration.
14175 * config/mcore/mcore.c (regno_reg_class): Change form array of int
14176 to array of enum reg_class.
14177 (mcore_attribute_table): Make static. Move higher in file.
14178 (mcore_rtx_costs): Add cast to enum type.
14179 * config/mcore/mcore.h (regno_reg_class): Update declaration.
14180 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
14181 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
14183 * config/sh/predicates.md (trapping_target_operand): Rename and to
14185 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
14187 * config/spu/spu.c (spu_attribute_table): Make static. Move
14189 * config/v850/v850.c (v850_attribute_table): Make static. Move
14191 (v850_rtx_costs): Use local code with enum type.
14192 (expand_epilogue): Add cast.
14193 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
14195 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
14198 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
14199 -m2a-single-only and -m2a-nofpu.
14200 * config/sh/sh.opt: Document m2a generates FPU code.
14202 2009-06-24 Anatoly Sokolov <aesok@post.ru>
14204 * defaults.h (CAN_ELIMINATE): Provide default.
14205 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
14206 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
14207 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
14208 * config/spu/spu.h (CAN_ELIMINATE): Delete.
14209 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
14210 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
14211 * config/cris/cris.h (CAN_ELIMINATE): Delete.
14212 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
14213 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
14214 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
14216 2009-06-24 DJ Delorie <dj@redhat.com>
14218 * mep-ext-cop.cpu: Fix copyright notice.
14219 * mep-default: Fix copyright notice.
14220 * mep-core: Fix copyright notice.
14221 * mep: Fix copyright notice.
14222 * mep-ivc2: Fix copyright notice.
14223 * mep-c5: Fix copyright notice.
14225 2009-06-24 Denis Chertykov <chertykov@gmail.com>
14227 * doc/contrib.texi (Contributors):
14229 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
14231 PR middle-end/40501
14232 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
14233 src and dst operands if necessary.
14235 2009-06-23 DJ Delorie <dj@redhat.com>
14238 * config.gcc: Add mep support.
14239 * recog.c: Resurrect validate_replace_rtx_subexp().
14240 * recog.h: Likewise.
14241 * config/mep/: Add new port:
14242 * config/mep/constraints.md: New file.
14243 * config/mep/default.h: New file.
14244 * config/mep/intrinsics.h: New file.
14245 * config/mep/intrinsics.md: New file.
14246 * config/mep/ivc2-template.h: New file.
14247 * config/mep/mep-c5.cpu: New file.
14248 * config/mep/mep-core.cpu: New file.
14249 * config/mep/mep-default.cpu: New file.
14250 * config/mep/mep-ext-cop.cpu: New file.
14251 * config/mep/mep-intrin.h: New file.
14252 * config/mep/mep-ivc2.cpu: New file.
14253 * config/mep/mep-lib1.asm: New file.
14254 * config/mep/mep-lib2.c: New file.
14255 * config/mep/mep-pragma.c: New file.
14256 * config/mep/mep-protos.h: New file.
14257 * config/mep/mep-tramp.c: New file.
14258 * config/mep/mep.c: New file.
14259 * config/mep/mep.cpu: New file.
14260 * config/mep/mep.h: New file.
14261 * config/mep/mep.md: New file.
14262 * config/mep/mep.opt: New file.
14263 * config/mep/predicates.md: New file.
14264 * config/mep/t-mep: New file.
14266 2009-06-23 Ian Lance Taylor <iant@google.com>
14268 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
14269 from loose_warn into c_loose_warn and from strict_warn into
14270 c_strict_warn. Set and substitute warn_cxxflags. Check for
14271 --enable-build-with-cxx. Set and substitute
14272 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
14273 * Makefile.in (CXXFLAGS): New variable.
14274 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
14275 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
14276 the default is the same as $(STRICT_WARN).
14277 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
14278 (CXX): New variable.
14279 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
14280 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
14281 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
14282 (HOST_LIBS): New variable.
14283 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
14284 (ALL_CXXFLAGS): New variable.
14285 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
14286 * doc/install.texi (Configuration): Document
14287 --enable-build-with-cxx, --with-stage1-ldflags,
14288 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
14289 * configure: Rebuild.
14291 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14293 * config/arm/arm.c (arm_override_options): Fix braces and formatting
14294 from previous commit.
14296 2009-06-23 Ian Lance Taylor <iant@google.com>
14298 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
14300 2009-06-23 Ian Lance Taylor <iant@google.com>
14302 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
14303 with ATTRIBUTE_UNUSED.
14305 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14306 Pat Haugen <pthaugen@us.ibm.com>
14307 Revital Eres <eres@il.ibm.com>
14309 * config.in (HAVE_AS_POPCNTD): Add default definition.
14310 (HAVE_AS_LWSYNC): Ditto.
14312 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
14314 (gcc_cv_as_powerpc_cmpb): Ditto.
14315 (gcc_cv_as_powerpc_dfp): Ditto.
14316 (gcc_cv_as_powerpc_vsx): Ditto.
14317 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
14318 supporting the popcntd/lwsync instructions.
14319 (gcc_cv_as_powerpc_lwsync): Ditto.
14320 * configure: Regenerate.
14322 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
14323 -mcpu=native and -mcpu=power7.
14324 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
14326 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
14327 a variable instead of a mask to reduce the number of mask bits.
14328 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
14329 (-mbit-word): Ditto.
14330 (-mregnames): Ditto.
14331 * config/rs6000/rs6000.opt (-mupdate): Ditto.
14332 (-mfused-madd): Ditto.
14334 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
14336 (-mvsx): New switch for VSX instructions.
14337 (-misel): Move from a variable to a mask to allow it to be set by
14340 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
14341 function declaration to an array declaration.
14342 (rs6000_hard_regno_nregs): New external array declaration.
14344 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
14345 files included by rs6000.md.
14347 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
14348 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
14350 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
14352 (rs6000_debug_reg): New -mdebug= variables.
14353 (rs6000_debug_addr): Ditto.
14354 (rs6000_debug_cost): Ditto.
14355 (rs6000_pmode): New variable to hold Pmode.
14356 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
14357 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
14358 calculated at compiler start.
14359 (rs6000_hard_regno_nregs): Change function to an array which holds
14360 HARD_REGNO_NREGS calculated at compiler start.
14361 (rs6000_explicit_options): Delete isel field.
14362 (rs6000_vector_unit): New array to hold which vector unit
14363 supports arithmetic options for a given type.
14364 (rs6000_vector_mem): New array to hold which vector unit supports
14365 memory reference operations for a given type.
14366 (rs6000_vector_align): New array to given the alignment of each
14368 (power7_cost): New basic costs for power7.
14369 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
14370 (rs6000_hard_regno_nregs_internal): New function, moved from
14371 HARD_REGNO_NREGS, to calculate the number of registers each hard
14372 register takes for each type.
14373 (rs6000_debug_reg_print): New function for -mdebug=reg support.
14374 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
14375 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
14376 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
14377 unit information here so it is calculated once at compiler startup
14379 (rs6000_override_options): Make -misel a target mask. Add more
14380 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
14381 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
14383 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
14384 (rs6000_handle_option): Move -misel from variable to target mask.
14385 (rs6000_builtin_mask_for_load): Add VSX support.
14386 (rs6000_conditional_register_usage): Ditto.
14387 (USE_ALTIVEC_FOR_ARG_P): Ditto.
14388 (function_arg_boundary): Ditto.
14389 (rs6000_expand_builtin): Ditto.
14390 (def_builtin): Make abort message a little friendlier.
14391 (rs6000_emit_int_cmove): Add support for 64-bit isel.
14393 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
14394 assembler support the popcntd instruction instead of a vsx
14395 instruction to enable power7 support.
14396 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
14397 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
14398 option to the assembler if -mcpu=native.
14399 (ASM_CPU_NATIVE_SPEC): Ditto.
14400 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
14402 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
14403 the lwsync instruction.
14404 (enum processor_type): Add PROCESSOR_POWER7.
14405 (rs6000_debug_reg): New -mdebug= options.
14406 (rs6000_debug_addr): Ditto.
14407 (rs6000_debug_cost): Ditto.
14408 (rs6000_isel): Delete.
14409 (enum rs6000_vector): New enum to say what vector unit we have.
14410 (VECTOR_UNIT_*): New macros to say which vector unit has
14411 arithmetic operations for a given type.
14412 (VECTOR_MEM_*): New macros to say which vector unit has memory
14413 operations for a given type.
14414 (TARGET_LDBRX): Whether the machine supports the ldbrx
14416 (TARGET_ISEL): Delete, -misel moved to be a mask.
14417 (TARGET_ISEL64): New macro for 64-bit isel support.
14418 (UNITS_PER_VSX_WORD): New macro.
14419 (POINTER_SIZE): Move to be an external variable, rather than
14420 calculating whether we are generating 32 ot 64-bit code.
14422 (STACK_BOUNDARY): Add VSX support.
14423 (LOCAL_ALIGNMENT): Ditto.
14424 (SLOW_UNALIGNED_ACCESS): Ditto.
14425 (VSX_REGNO_P): New macro for VSX support.
14426 (VFLOAT_REGNO_P): Ditto.
14427 (VINT_REGNO_P): Ditto.
14428 (VLOGICAL_REGNO_P): Ditto.
14429 (VSX_VECTOR_MODE): Ditto.
14430 (VSX_SCALAR_MODE): Ditto.
14432 (VSX_MOVE_MODE): Ditto.
14433 (VSX_REG_CLASS_P): Ditto.
14434 (HARD_REGNO_NREGS): Instead of calling a function, use an array
14436 (UNITS_PER_SIMD_WORD): Add VSX support.
14437 (MODES_TIEABLE_P): Ditto.
14438 (STARTING_FRAME_OFFSET): Ditto.
14439 (STACK_DYNAMIC_OFFSET): Ditto.
14440 (EPILOGUE_USES): Ditto.
14441 (REGNO_REG_CLASS): Move to array lookup.
14442 (CLASS_MAX_NREGS): Ditto.
14443 (rs6000_vector_reg_class): Add declaration.
14444 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
14445 overlap with the floating point and Altivec registers.
14447 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
14449 * config/rs6000/driver-rs6000.c (asm_names): New static array to
14450 give the appropriate asm switches if -mcpu=native.
14451 (host_detect_local_cpu): Add support for "asm".
14452 (host_detect_local_cpu): Follow GNU code guidelines for name.
14454 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
14455 -mbit-word to a variable instead of being a target mask.
14457 * config/rs6000/sync.md (lwsync): If the assembler supports it,
14458 emit the lwsync instruction instead of emitting the instruction as
14459 an integer constant.
14461 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
14462 fixuns_trundfsi2, move expander into rs6000.md.
14464 * config/rs6000/rs6000.md (cpu): Add power7.
14465 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
14466 (logical predicate patterns): Change the single instruction
14467 primitives that set CR0 to be fast_compare instead of compare.
14469 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
14470 (popcntddi2): Ditto.
14471 (popcount<mode>): Ditto.
14472 (floating multiply/add insns): Name the floating point
14473 multiply/add insns.
14474 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
14475 (isel_unsigned_<mode>): Ditto.
14476 (fixuns_trundfsi2): Move expander here from spe.md.
14477 (smindi3): Define if we have -misel on 64-bit systems.
14482 2009-06-23 Anatoly Sokolov <aesok@post.ru>
14484 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
14486 * config/avr/avr.c (avr_current_device): New variable.
14487 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
14488 (avr_arch, mcu_type_s): Move to avr.h.
14489 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
14490 default_data_section_start fields.
14491 (avr_arch): Moved from avr.c.
14492 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
14493 library_name fields.
14494 (avr_current_device, avr_mcu_types, avr_arch_types,
14495 avr_device_to_arch, avr_device_to_data_start,
14496 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
14497 (EXTRA_SPEC_FUNCTIONS): Define.
14498 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
14499 options mapping. Use device_to_arch and device_to_data_start insted.
14500 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
14501 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
14502 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
14503 * config/avr/driver-avr.c: New file.
14504 * config/avr/avr-devices.c: New file.
14506 2009-06-23 Jakub Jelinek <jakub@redhat.com>
14508 * var-tracking.c (unshare_variable): Force initialized to
14509 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
14510 (set_variable_part): Likewise.
14511 (struct variable_union_info): Remove pos_src field.
14512 (vui_vec, vui_allocated): New variables.
14513 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
14514 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
14515 == 1 use a simpler sorting algorithm. Compute pos field right
14516 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
14517 Avoid quadratic comparison if !flag_var_tracking_uninit.
14518 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
14519 unshare_variable unconditionally.
14520 (dataflow_set_different_2): Removed.
14521 (dataflow_set_different): Don't traverse second hash table.
14522 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
14523 unconditionally to var_reg_set or var_mem_set.
14524 (emit_notes_in_bb): Likewise.
14525 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
14527 (emit_note_insn_var_location): Don't set initialized to
14528 VAR_INIT_STATUS_INITIALIZED early.
14529 (vt_finalize): Free vui_vec if needed, clear vui_vec and
14531 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
14533 * tree-object-size.c (addr_object_size): Instead of checking
14534 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
14535 are no FIELD_DECLs following it.
14537 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
14539 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
14540 order to match bswaps with signed source operands.
14542 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14544 * sdbout.c (sdbout_one_type): Fix braces in switch.
14546 2009-06-23 Richard Guenther <rguenther@suse.de>
14548 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
14550 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
14551 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
14552 var_callused, callused_tree, var_storedanything, storedanything_tree,
14553 var_integer, integer_tree): Remove global variables.
14554 (new_var_info): Do not pass new id, append the new var to the
14555 global variable vector.
14556 (do_ds_constraint): Use is_global_var member of the variable-info.
14557 (new_scalar_tmp_constraint_exp): Adjust.
14558 (create_function_info_for): Likewise.
14559 (create_variable_info_for): Likewise.
14560 (find_what_var_points_to): Remove dead code.
14561 (init_base_vars): Simplify.
14562 (compute_points_to_sets): Adjust.
14564 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14566 * combine.c (try_combine): Dump information about the insns we're
14569 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
14571 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
14572 check when calling force_to_mode on TRUNCATE's operand.
14574 2009-06-22 Ian Lance Taylor <iant@google.com>
14576 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
14578 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14580 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
14582 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14584 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
14585 override library linkage flags such as -static-libgcc or
14588 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
14590 * config/m68k/m68k-devices.def: Add line for MCF5221x.
14592 2009-06-22 Ian Lance Taylor <iant@google.com>
14594 * config/linux.opt: Put mglibc ahead of muclibc.
14596 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
14597 for duplicate decls.
14599 2009-06-22 Matthias Klose <doko@ubuntu.com>
14601 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
14603 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
14606 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
14607 instead of NULL if a parser error occurs.
14609 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14611 * dwarf2out.c (dwarf2_debug_hooks): Initialize
14612 non-DWARF2_DEBUGGING_INFO version.
14614 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
14616 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
14617 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
14619 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
14620 (LIBGCC2_TF_CEXT): Define.
14623 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14626 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
14628 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14630 * config/arm/arm.c (arm_override_options): Disable
14631 -mcaller-super-interworking and -mcallee-super-interworking.
14632 * doc/invoke.texi (ARM Options): Document this.
14634 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
14636 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
14637 * config/arm/constraints.md (j): New constraint for movw operands.
14638 (N): Remove thumb2 meaning.
14639 * config/arm/arm.md (*arm_movw): Delete.
14640 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
14641 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
14642 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
14644 2009-06-22 Martin Jambor <mjambor@suse.cz>
14646 PR tree-optimization/40492
14647 * tree-sra.c (sra_modify_assign): Pass zero offsets to
14648 build_ref_for_offset.
14650 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
14652 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
14653 JUMP_TABLE_DATA_P predicates where applicable.
14654 * auto-inc-dec.c: Ditto.
14655 * builtins.c: Ditto.
14656 * caller-save.c: Ditto.
14658 * cfgcleanup.c: Ditto.
14659 * cfglayout.c: Ditto.
14661 * combine.c: Ditto.
14662 * combine-stack-adj.c: Ditto.
14666 * df-scan.c: Ditto.
14668 * dwarf2asm.c: Ditto.
14669 * dwarf2out.c: Ditto.
14670 * emit-rtl.c: Ditto.
14676 * function.c: Ditto.
14679 * genpreds.c: Ditto.
14680 * genrecog.c: Ditto.
14682 * ira-costs.c: Ditto.
14683 * ira-lives.c: Ditto.
14685 * loop-iv.c: Ditto.
14686 * lower-subreg.c: Ditto.
14687 * modulo-sched.c: Ditto.
14689 * postreload.c: Ditto.
14690 * print-rtl.c: Ditto.
14692 * reginfo.c: Ditto.
14693 * regmove.c: Ditto.
14694 * reload1.c: Ditto.
14697 * rtlanal.c: Ditto.
14699 * sched-vis.c: Ditto.
14701 * sel-sched-ir.c: Ditto.
14702 * simplify-rtx.c: Ditto.
14703 * targhooks.c: Ditto.
14704 * var-tracking.c: Ditto.
14705 * vmsdbgout.c: Ditto.
14707 2009-06-22 Matthias Klose <doko@ubuntu.com>
14709 * Makefile.in (install-plugin): Always use DESTDIR.
14711 2009-06-22 Olivier Hainque <hainque@adacore.com>
14713 * config/pa/pa.c (output_call): Don't optimize post call jumps
14714 into return address adjustments if the call may throw.
14716 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
14718 * arm.c (thumb1_output_casesi): New function.
14719 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
14720 optimizing for size or PIC.
14721 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
14722 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
14723 (casesi): Handle Thumb-1 when optimizing for size or PIC.
14724 (thumb1_casesi_internal_pic): New expand rule.
14725 (thumb1_casesi_dispatch): New pattern.
14726 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
14728 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
14729 in the text seciton when PIC or optimizing for size.
14730 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14731 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
14732 preservation properties of code.
14733 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
14734 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
14735 (__gnu_thumb1_case_si): New function.
14736 * t-arm (LIB1ASMSRC): Define here.
14737 (LIB1ASMFUNCS): Add some common functions.
14738 * t-arm-elf (LIB1ASMSRC): Delete.
14739 (LIB1ASMFUNCS): Append to existing set.
14740 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14741 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14742 * t-symbian (LIB1ASMFUNCS): Likewise.
14743 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14744 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
14746 2009-06-21 Richard Guenther <rguenther@suse.de>
14748 PR tree-optimization/38729
14749 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
14750 to loops with a single exit if -fno-expensive-optimizations.
14752 2009-06-21 Jakub Jelinek <jakub@redhat.com>
14754 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
14755 (dataflow_set): Change vars type from htab_t to shared_hash.
14756 (shared_hash_pool, empty_shared_hash): New variables.
14757 (vars_clear): Removed.
14758 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
14759 shared_hash_find_slot_unshare, shared_hash_find_slot,
14760 shared_hash_find_slot_noinsert, shared_hash_find): New
14762 (shared_hash_unshare, shared_hash_destroy): New functions.
14763 (unshare_variable): Unshare set->vars if shared, use
14765 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
14766 (get_init_value, find_src_set_src, dump_dataflow_set,
14767 clobber_variable_part, emit_notes_for_differences): Use
14769 (dataflow_set_init): Remove second argument, set vars to
14770 empty_shared_hash instead of creating a new htab.
14771 (dataflow_set_clear): Call shared_hash_destroy and set vars
14772 to empty_shared_hash instead of calling vars_clear.
14773 (dataflow_set_copy): Don't call vars_copy, instead just share
14774 the src htab with dst.
14775 (variable_union): Use shared_hash_*, use initially NO_INSERT
14776 lookup if set->vars is shared. Don't keep slot cleared before
14777 calling unshare_variable. Unshare set->vars if needed.
14778 Even ->refcount == 1 vars must be unshared if set->vars is shared
14779 and var needs to be modified.
14780 (variable_canonicalize): New function.
14781 (dataflow_set_union): If dst->vars is empty, just share src->vars
14782 with dst->vars and traverse with variable_canonicalize to canonicalize
14783 and unshare what is needed.
14784 (dataflow_set_different): If old_set and new_set use the same shared
14785 htab, they aren't different. If number of htab elements is different,
14786 htabs are different. Use shared_hash_*.
14787 (dataflow_set_destroy): Call shared_hash_destroy instead of
14789 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
14790 second argument to dataflow_set_init.
14791 (vt_initialize): Likewise. Initialize shared_hash_pool and
14792 empty_shared_hash, move bb in/out initialization afterwards.
14793 Use variable_htab_free instead of NULL as changed_variables del hook.
14794 (variable_was_changed): Change type of second argument to pointer to
14795 dataflow_set. When inserting var into changed_variables, bump
14796 refcount. Unshare set->vars if set is shared htab and slot needs to
14798 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
14799 lookup if set->vars is shared. Unshare set->vars if needed.
14800 Even ->refcount == 1 vars must be unshared if set->vars is shared
14801 and var needs to be modified. Adjust variable_was_changed caller.
14802 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
14803 vars must be unshared if set->vars is shared and var needs to be
14804 modified. Adjust variable_was_changed caller.
14805 (emit_note_insn_var_location): Don't pool_free var.
14806 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
14808 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
14809 free_alloc_pool on shared_hash_pool.
14811 2009-06-20 Anthony Green <green@moxielogic.com>
14813 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
14814 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
14816 2009-06-20 Richard Guenther <rguenther@suse.de>
14818 * tree-ssa-structalias.c (find_func_aliases): For memset use
14819 a constraint from NULL if we memset to zero.
14820 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
14821 we explicitly handle that do not read from memory.
14822 (call_may_clobber_ref_p_1): Properly handle builtins that may
14825 2009-06-20 Richard Guenther <rguenther@suse.de>
14827 PR tree-optimization/40495
14828 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
14829 (new_scalar_tmp_constraint_exp): New function.
14830 (process_constraint): Do not create temporary decls.
14831 (process_all_all_constraints): Likewise.
14832 (handle_const_call): Likewise.
14833 (create_function_info_for): Do not set decl.
14835 2009-06-19 Ian Lance Taylor <iant@google.com>
14837 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
14838 (rs6000_attribute_table): Make static; move before use.
14840 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
14842 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
14843 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
14844 Propagate the TREE_READONLY flag without overwriting it.
14845 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
14846 Propagate the TREE_READONLY flag onto the result.
14847 (process_call_operands): Move around. Use correct constant value.
14849 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14852 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
14853 * config/arm/arm.md: Likewise.
14855 2009-06-19 Ian Lance Taylor <iant@google.com>
14857 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
14858 to GIMPLE_ERROR_MARK.
14860 * c-typeck.c (build_conditional_expr): Add op1_original_type and
14861 op2_original_type parameters. Warn about using different enum types.
14862 * c-parser.c (c_parser_conditional_expression): Pass original
14863 types to build_conditional_expr.
14864 * c-tree.h (build_conditional_expr): Update declaration.
14866 2009-06-19 Ian Lance Taylor <iant@google.com>
14868 * config/i386/i386.c (ix86_function_specific_save): Test that
14869 fields match values, rather than testing the values are in a
14872 2009-06-19 Richard Guenther <rguenther@suse.de>
14874 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
14875 ADDR_EXPR pointers.
14876 (ptr_derefs_may_alias_p): Likewise.
14877 (ptr_deref_may_alias_ref_p_1): New function.
14878 (ptr_deref_may_alias_ref_p): Likewise.
14879 (ref_maybe_used_by_call_p_1): Handle builtins that are not
14880 covered by looking at the ESCAPED solution.
14881 (call_may_clobber_ref_p_1): Likewise.
14882 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
14883 Handle NULL_TREE offset. Do not produce redundant constraints.
14884 (process_all_all_constraints): New helper function.
14885 (do_structure_copy): Use it.
14886 (handle_lhs_call): Likewise.
14887 (find_func_aliases): Handle some builtins with pointer arguments
14888 and/or return values explicitly.
14890 2009-06-19 Ian Lance Taylor <iant@google.com>
14892 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
14894 2009-06-19 Ian Lance Taylor <iant@google.com>
14896 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
14898 2009-06-19 Ian Lance Taylor <iant@google.com>
14900 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
14901 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
14904 * c-decl.c (finish_decl): If -Wc++-compat, warn about
14905 uninitialized const.
14907 2009-06-19 Ian Lance Taylor <iant@google.com>
14909 * dse.c (struct store_info): Rename bitmap field to bmap. Change
14912 * c-decl.c (in_struct, struct_types): Remove.
14913 (struct c_binding): Add in_struct field.
14914 (c_binding_ptr): Define type, along with VEC.
14915 (struct c_struct_parse_info): Define.
14916 (struct_parse_info): New static variable.
14917 (bind): Initialize in_struct field.
14918 (start_struct): Remove enclosing_in_struct and
14919 enclosing_struct_types parameters. Add
14920 enclosing_struct_parse_info parameter. Change all callers. Set
14921 struct_parse_info rather than in_struct and struct_types.
14922 (grokfield): If -Wc++-compat and there is a symbol binding for the
14923 field name, set the in_struct flag and push it on the
14924 struct_parse_info->fields vector.
14925 (warn_cxx_compat_finish_struct): New static function.
14926 (finish_struct): Remove enclosing_in_struct and
14927 enclosing_struct_types parameters. Add
14928 enclosing_struct_parse_info parameter. Change all callers. Don't
14929 set C_TYPE_DEFINED_IN_STRUCT here. Call
14930 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
14931 parameter. Only push on struct_types if warn_cxx_compat.
14932 (finish_enum): Only push on struct_types if warn_cxx_compat.
14933 (declspecs_add_type): Add loc parameter. Change all callers.
14934 Change all error calls to error_at. Pass loc, not input_location,
14935 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
14936 defined in a struct. If -Wc++-compat and parsing a struct, record
14937 that a typedef name was used.
14938 * c-parser.c (c_parser_declspecs): Get location to pass to
14939 declspecs_add_type.
14940 (c_parser_struct_or_union_specifier): Update calls to start_struct
14942 * c-tree.h (struct c_struct_parse_info): Declare.
14943 (finish_struct, start_struct): Update declarations.
14944 (declspecs_add_type): Update declaration.
14946 2009-06-19 Ian Lance Taylor <iant@google.com>
14948 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
14949 variable with an anonymous type.
14951 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14953 * see.c: Remove for real.
14955 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
14957 * optabs.h (enum optab_index): Add new OTI_significand.
14958 (significand_optab): Define corresponding macro.
14959 * optabs.c (init_optabs): Initialize significand_optab.
14960 * genopinit.c (optabs): Implement significand_optab using
14961 significand?f2 patterns.
14962 * builtins.c (expand_builtin_mathfn): Handle
14963 BUILT_IN_SIGNIFICAND{,F,L}.
14964 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
14965 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
14967 * config/i386/i386.md (significandxf2, significand<mode>2): New
14968 expanders to implement significandf, significand and significandl
14969 built-ins as inline x87 intrinsics.
14971 2009-06-18 Anatoly Sokolov <aesok@post.ru>
14973 * config/avr/avr.c (avr_override_options): Remove setting value of
14974 PARAM_INLINE_CALL_COST.
14976 2009-06-18 Richard Henderson <rth@redhat.com>
14979 * tree-pass.h (TDF_ASMNAME): New.
14980 * tree-dump.c (dump_options): Add asmname.
14981 * doc/invoke.texi: Document it.
14983 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
14984 (dump_decl_name): ...here.
14985 (dump_function_name): New flags arg; mind TDF_ASMNAME.
14986 (dump_generic_node): Update dump_function_name calls.
14987 (print_call_name): New flags arg; update all dump calls.
14988 * diagnostic.h (print_call_name): Update.
14989 * gimple-pretty-print.c (dump_gimple_call): Update.
14991 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
14994 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
14996 2009-06-18 Diego Novillo <dnovillo@google.com>
14998 * doc/plugins.texi: Document plugin_is_GPL_compatible.
14999 * plugin.c (str_license): Declare.
15000 (try_init_one_plugin): Assert that the symbol
15001 'plugin_is_GPL_compatible' exists.
15003 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
15006 * Makefile.in (OBJS-common): Remove see.o.
15008 * common.opt (fsee): Mark as preserved for backward compatibility.
15009 * opts.c (common_handle_option): Add OPT_fsee to the backward
15010 compatibility section.
15011 * passes.c (init_optimization_passes, pass_see): Remove pass.
15012 * timevar.def (TV_SEE): Remove.
15013 * tree-pass.h (pass_see): Remove declaration.
15014 * doc/invoke.texi (-fsee): Remove documentation.
15016 2009-06-18 Martin Jambor <mjambor@suse.cz>
15018 * tree-sra.c: Include statistics.h
15019 (sra_stats): New variable.
15020 (sra_initialize): Clear sra_stats.
15021 (create_access_replacement): Increment sra_stats.replacements.
15022 (get_access_replacement): Do not return twice.
15023 (analyze_all_variable_accesses): Increment statistics counter by the
15024 number of scalarized aggregates.
15025 (generate_subtree_copies): Increment sra_stats.subtree_copies.
15026 (sra_modify_expr): Increment sra_stats.exprs.
15027 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
15028 (sra_modify_assign): Increment sra_stats.exprs,
15029 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
15030 (perform_intra_sra): Update statistics counters.
15031 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
15033 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15035 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
15036 (arm_scalar_mode_supported_p): New function.
15038 2009-06-18 Paul Brook <paul@codesourcery.com>
15039 Sandra Loosemore <sandra@codesourcery.com>
15041 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
15042 (__extendhfsf2, __truncsfhf2): Define.
15043 * config/arm/fp16.c: New file.
15044 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15045 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
15047 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
15049 * doc/extend.texi (Half-Precision): New section.
15050 * doc/invoke.texi (Option Summary): List -mfp16-format.
15051 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
15052 * config/arm/arm.opt (mfp16-format=): New.
15053 * config/arm/arm.c: Include intl.h.
15054 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
15055 (TARGET_INVALID_RETURN_TYPE): Redefine.
15056 (TARGET_PROMOTED_TYPE): Redefine.
15057 (TARGET_CONVERT_TO_TYPE): Redefine.
15058 (arm_fp16_format): Define.
15059 (all_fpus): Add entry for neon-fp16.
15060 (fp_model_for_fpu): Likewise.
15061 (struct fp16_format): Declare.
15062 (all_fp16_formats): Define.
15063 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
15065 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
15067 (arm_legitimate_index_p): Treat HFmode like HImode.
15068 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
15069 (coproc_secondary_reload_class): Special-case HFmode.
15070 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
15071 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
15072 (arm_init_fp16_builtins): New.
15073 (arm_init_builtins): Call it.
15074 (arm_invalid_parameter_type): New.
15075 (arm_invalid_return_type): New.
15076 (arm_promoted_type): New.
15077 (arm_convert_to_type).
15078 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
15080 (arm_emit_fp16_const): New function.
15081 (arm_mangle_type): Mangle __fp16 as "Dh".
15082 * config/arm/arm.h (TARGET_VFPD32): Make it know about
15084 (TARGET_NEON_FP16): New.
15085 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
15086 (enum fputype): Add FPUTYPE_NEON_FP16.
15087 (enum arm_fp16_format_type): Declare.
15088 (arm_fp16_format): Declare.
15089 (LARGEST_EXPONENT_IS_NORMAL): Define.
15090 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
15091 * config/arm/arm-modes.def (HFmode): Define.
15092 * config/arm/vfp.md (*movhf_vfp): New.
15093 (extendhfsf2): New.
15095 * config/arm/arm.md (fpu): Add neon_fp16.
15096 (floatsihf2, floatdihf2): New.
15097 (fix_trunchfsi2, fix_trunchfdi2): New.
15099 (extendhfdf2): New.
15101 (*arm32_movhf): New.
15102 (*thumb1_movhf): New.
15103 (consttable_2): Add check for HFmode constants.
15104 (consttable_4): Handle HFmode constants.
15106 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
15108 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
15110 2009-06-17 Olivier Hainque <hainque@adacore.com>
15112 * collect2.c (main): Use CONST_CAST2 to perform char ** to
15113 const char ** conversion in AIX specific section.
15115 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
15117 * config/i386/i386.c (ix86_special_builtin_type): Remove
15118 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
15119 (bdesc_special_args): Updated.
15120 (ix86_init_mmx_sse_builtins): Likewise.
15121 (ix86_expand_special_args_builtin): Likewise.
15123 2009-06-17 Richard Henderson <rth@redhat.com>
15125 * tree-pretty-print.c (maybe_dump_asm_name): New.
15126 (dump_decl_name): Use it.
15127 (PRINT_FUNCTION_NAME): Merge into...
15128 (dump_function_name): ... here. Use maybe_dump_asm_name.
15130 2009-06-17 Cary Coutant <ccoutant@google.com>
15132 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
15134 * debug.c (struct gcc_debug_hooks): Change placeholder for
15136 (debug_nothing_int_charstar_int): Replaced by...
15137 (debug_nothing_int_charstar_int_bool): ...this.
15138 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
15139 source_line prototype.
15140 (debug_nothing_int_charstar_int): Replaced by...
15141 (debug_nothing_int_charstar_int_bool): ...this.
15142 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
15143 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
15144 Output is_stmt operand when necessary.
15145 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
15146 (notice_source_line): Add is_stmt parameter.
15147 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
15148 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
15150 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
15151 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
15153 2009-06-17 Ian Lance Taylor <iant@google.com>
15155 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
15157 (struct store_by_pieces_d): Rename from store_by_pieces. Change
15160 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
15162 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
15163 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
15164 tree_strip_sign_nop_conversions and
15165 tree_ssa_strip_useless_type_conversions rather than stripping
15166 the operations here.
15167 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
15169 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
15170 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
15171 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
15172 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
15175 2009-06-17 Michael Eager <eager@eagercon.com>
15177 * config/rs6000/constraints.md (register_constraint "d"): New.
15178 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
15179 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
15180 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
15181 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
15182 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
15183 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
15184 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
15185 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
15186 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
15187 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
15189 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
15190 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
15191 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
15192 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
15193 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
15194 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
15195 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
15196 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
15197 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
15198 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
15199 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
15200 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
15201 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
15202 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
15204 2009-06-16 Ian Lance Taylor <iant@google.com>
15206 * profile.c (total_num_never_executed): Don't define.
15207 (compute_branch_probabilities): Don't count or print
15208 num_never_executed.
15209 (init_branch_prob): Don't set total_num_never_executed.
15210 (end_branch_prob): Don't print total_num_never_executed.
15212 2009-06-17 David Daney <ddaney@caviumnetworks.com>
15214 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
15216 2009-06-17 David Edelsohn <edelsohn@gnu.org>
15218 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
15219 (nabstd2_fpr): Same.
15221 2009-06-17 Steve Ellcey <sje@cup.hp.com>
15223 * expr.c (expand_assignment): Change complex type check.
15225 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
15227 * doc/plugins.texi (Building GCC plugins): Added new section.
15229 2009-06-17 Ian Lance Taylor <iant@google.com>
15231 * c-pch.c (get_ident): Don't set size of templ array.
15232 (pch_init): Don't set size of partial_pch array.
15234 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
15235 string constant to intialize an array whose size is the length of
15238 2009-06-17 Richard Guenther <rguenther@suse.de>
15240 PR tree-optimization/40389
15241 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
15242 to addressable types.
15243 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
15245 2009-06-17 Richard Guenther <rguenther@suse.de>
15247 PR middle-end/40460
15248 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
15249 if there is no evolution of left in the loop bail out.
15250 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
15251 chrec_fold_multiply.
15253 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
15254 Janis Johnson <janis187@us.ibm.com>
15257 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
15258 for the symbol ref of a constant that is the source of a move
15259 - nor for any other not-obvious-label-ref constants.
15261 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
15263 * plugin.c (position_pass): Skip newly inserted pass during list
15264 traversal to avoid repeated insertion.
15266 2009-06-16 Ian Lance Taylor <iant@google.com>
15268 * vec.h (VEC_stack_alloc): Define different version if
15269 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
15270 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
15271 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
15272 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
15274 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
15276 * config.gcc (extra_headers): Add ia32intrin.h for x86.
15278 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
15279 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
15280 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
15281 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
15282 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
15283 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15284 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15285 (bdesc_special_args): Add __builtin_ia32_rdtsc and
15286 __builtin_ia32_rdtscp.
15287 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
15288 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
15289 and __builtin_ia32_rorhi.
15290 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
15291 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
15292 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
15293 (ix86_expand_args_builtin): Likewise.
15294 (ix86_expand_special_args_builtin): Likewise.
15296 * config/i386/i386.md (UNSPECV_RDTSCP): New.
15297 (UNSPECV_RDTSC): Likewise.
15298 (UNSPECV_RDPMC): Likewise.
15299 (*bsr): Renamed to ...
15301 (*bsr_rex64): Renamed to ...
15304 (*rdpmc): Likewise.
15305 (*rdpmc_rex64): Likewise.
15307 (*rdtsc): Likewise.
15308 (*rdtsc_rex64): Likewise.
15309 (rdtscp): Likewise.
15310 (*rdtscp): Likewise.
15311 (*rdtscp_rex64): Likewise.
15313 * config/i386/ia32intrin.h: New.
15315 * config/i386/x86intrin.h: Include <ia32intrin.h>.
15317 2009-06-16 Ian Lance Taylor <iant@google.com>
15319 * ira-build.c (copy_info_to_removed_store_destinations):
15320 Initialize parent_a.
15322 2009-06-16 Ian Lance Taylor <iant@google.com>
15324 * c-decl.c (grokdeclarator): Change size_varies to bool.
15326 2009-06-16 Ian Lance Taylor <iant@google.com>
15328 * sel-sched.c: Make forward declarations of move_op_hooks and
15329 fur_hooks explicitly extern.
15331 2009-06-16 Ian Lance Taylor <iant@google.com>
15333 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
15334 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
15336 2009-06-16 Ian Lance Taylor <iant@google.com>
15338 * resource.c (mark_referenced_resources): Change
15339 include_delayed_effects parameter to bool. Change all callers.
15340 (mark_end_of_function_resources): Likewise.
15341 * reorg.c (insn_references_resource_p): Likewise.
15342 (insn_sets_resource_p): Likewise.
15343 * resource.h (mark_referenced_resources): Update declaration.
15344 (mark_end_of_function_resources): Update declaration.
15346 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15348 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
15350 2009-06-16 David Edelsohn <edelsohn@gnu.org>
15352 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
15353 GCC can bootstrap on AIX with GNU Binutils 2.20.
15355 2009-06-16 Ian Lance Taylor <iant@google.com>
15357 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
15359 2009-06-16 Ian Lance Taylor <iant@google.com>
15361 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
15362 inline, not extern inline.
15363 (exact_log2): Likewise.
15364 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
15366 (exact_log2): Likewise, but don't test CTZ_HWI.
15368 2009-06-16 Ian Lance Taylor <iant@google.com>
15370 * bitmap.c (bitmap_clear): Don't declare as inline.
15371 * gimple.c (gimplify_assign): Likewise.
15372 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
15373 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
15374 (sched_scan_info): Remove duplicate definition.
15376 2009-06-16 Ian Lance Taylor <iant@google.com>
15378 * c-common.c (skip_evaluation): Don't define.
15379 (c_inhibit_evaluation_warnings): Define global variable.
15380 (overflow_warning): Check c_inhibit_evaluation_warnings rather
15381 than skip_evaluation.
15382 (convert_and_check, warn_for_div_by_zero): Likewise.
15383 * c-common.h (skip_evaluation): Don't declare.
15384 (c_inhibit_evaluation_warnings): Declare.
15385 * c-parser.c (c_parser_typeof_specifier): Set
15386 c_inhibit_evaluation_warnings rather than skip_evaluation.
15387 (c_parser_conditional_expression): Likewise.
15388 (c_parser_binary_expression): Likewise.
15389 (c_parser_sizeof_expression): Likewise.
15390 (c_parser_alignof_expression): Likewise.
15391 * c-typeck.c (build_indirect_ref): Check
15392 c_inhibit_evaluation_warnings rather than skip_evaluation.
15393 (build_conditional_expr, build_binary_op): Likewise.
15395 2009-06-16 Richard Guenther <rguenther@suse.de>
15397 * tree-ssa-alias.c (is_escape_site): Remove.
15398 * tree-ssa-alias.h (enum escape_type): Remove.
15399 (is_escape_site): Likewise.
15400 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
15401 via casts and asms without deferring to is_escape_site.
15403 2009-06-16 Jakub Jelinek <jakub@redhat.com>
15405 PR middle-end/40446
15406 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
15407 use gen_lowpart if op0 has complex mode.
15409 2009-06-16 Richard Guenther <rguenther@suse.de>
15411 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
15412 variables add them to ESCAPED.
15413 (find_func_aliases): Do not make all indirectly stored values escaped.
15415 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
15417 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
15418 make_decl_one_only.
15420 2009-06-16 Martin Jambor <mjambor@suse.cz>
15422 PR tree-optimization/40432
15423 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
15424 check whether we need to force gimple register operand.
15426 2009-06-16 Martin Jambor <mjambor@suse.cz>
15428 PR tree-optimization/40413
15429 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
15430 build_ref_for_offset.
15431 (propagate_subacesses_accross_link): Fix a typo in a comment.
15433 2009-06-16 Ira Rosen <irar@il.ibm.com>
15435 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
15436 with additional parameter.
15437 * tree-vectorizer.h (enum vect_def_type): Add new value
15439 (enum vect_relevant): Add comments.
15440 (vect_is_simple_reduction): Add new argument.
15441 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
15442 Detect nested cycles.
15443 (vect_is_simple_reduction): Update documentation, add an argument to
15444 distinguish inner-loop reduction from nested cycle, detect nested
15445 cycles, fix printings and indentation, don't swap operands in case
15447 (get_initial_def_for_reduction): Handle subtraction.
15448 (vect_create_epilog_for_reduction): Add new argument to specify
15449 reduction variable.
15450 (vect_finalize_reduction): Handle subtraction, fix comments.
15451 (vectorizable_reduction): Handle nested cycles. In case of nested
15452 cycle keep track of the reduction variable position. Call
15453 vect_is_simple_reduction with additional parameter. Use original
15454 statement code in reduction epilogue for nested cycle. Call
15455 vect_create_epilog_for_reduction with additional parameter.
15456 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
15457 inner-loop vectorization.
15458 (vect_recog_widen_sum_pattern): Likewise.
15459 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
15461 (vect_mark_stmts_to_be_vectorized): Likewise.
15462 (vect_get_vec_def_for_operand): Handle nested cycles.
15464 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15466 * doc/invoke.texi (Debugging Options): Fix option index entries
15467 for -fdump-statistics, -frandom-seed add entries for
15468 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
15469 (FRV Options): Fix entries for -mTLS, -mtls.
15470 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
15471 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
15472 (M68hc1x Options): Fix @itemx for -mnominmax.
15473 (MCore Options): Fix entry for -mno-lsim.
15474 (MMIX Options): Fix entry for -mabi=mmixware.
15475 (PDP-11 Options): Fix entry for -mbcopy-builtin.
15477 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
15479 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
15480 Mention the plugin mode of gengtype.
15481 * doc/gty.texi (Source Files Containing Type Information): Likewise.
15482 * gengtype.c: Updated copyright.
15483 (plugin_files, nb_plugin_files) Added new static variables.
15484 (measure_input_list) Care about plugin_files.
15485 (write_rtx_next): Added early return in plugin mode.
15486 (create_file): Updated copyright year in generated file. Added
15488 (oprintf): Added early return if NULL outf.
15489 (get_output_file_with_visibility): Care of plugin_files.
15490 (get_output_file_name): May return null.
15491 (write_local): Added early return.
15492 (put_mangled_filename): Ditto.
15493 (finish_root_table): Added check for base_files.
15494 (write_roots): Care about null when plugins.
15495 (main): Added plugin mode.
15497 2009-06-15 Ian Lance Taylor <iant@google.com>
15499 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
15500 * gcov.c (read_count_file): Add braces around variables declared
15503 * c.opt (Wjump-misses-init): New warning.
15504 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
15505 -Wall and -Wc++-compat if not already set.
15506 (c_common_post_options): Clear warn_jump_misses_init if it was not
15508 * c-decl.c (struct c_binding): Change type field to a union with
15509 new label field. Make it the first field in the struct. Update
15510 references to type to use u.type instead.
15511 (struct c_spot_bindings): Define.
15512 (struct c_goto_bindings): Define.
15513 (c_goto_bindings_p): Define, along with VECs.
15514 (struct c_label_vars): Define.
15515 (struct c_scope): Add has_label_bindings field.
15516 (bind_label, set_spot_bindings): New static functions.
15517 (decl_jump_unsafe, update_spot_bindings): New static functions.
15518 (update_label_decls): New static function.
15519 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
15520 Update binding u.label field to shadowed field.
15521 (c_binding_start_stmt_expr): New function.
15522 (c_binding_end_stmt_expr): New function.
15523 (pushdecl): Don't call c_begin_vm_scope.
15524 (make_label): Add defining and p_label_vars parameters. Change
15526 (lookup_label): Correct test for whether a label has not yet been
15527 defined. Call bind_label rather than bind.
15528 (warn_about_goto): New static function.
15529 (lookup_label_for_goto): New function.
15530 (declare_label): Call bind_label rather than bind.
15531 (check_earlier_gotos): New static function.
15532 (define_label): Don't give errors about jumping into statement
15533 expressions or scopes of variably modified types. Call
15534 set_spot_bindings and check_earlier_gotos. Call bind_label
15535 instead of bind. Don't set label_context_stack_se or
15536 label_context_stack_vm.
15537 (c_get_switch_bindings): New function.
15538 (c_release_switch_bindings): New function.
15539 (c_check_switch_jump_warnings): New function.
15540 (start_function): Don't set label_context_stack_se or
15541 label_context_stack_vm.
15542 (finish_function): Likewise.
15543 * c-typeck.c (label_context_stack_se): Don't define.
15544 (label_context_stack_vm): Don't define.
15545 (c_finish_goto_label): Call lookup_label_for_goto rather than
15546 lookup_label. Don't give errors about jumping into a statement
15547 expression or the scope of a variably modified type. Don't set
15548 label_context_stack_se or label_context_stack_vm.
15549 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
15550 fields. Add bindings field.
15551 (c_start_case): Don't set deleted fields. Set bindings field.
15552 (do_case): Rework order of tests. Don't check blocked_stmt_expr
15553 or blocked_vm. Call c_check_switch_jump_warnings.
15554 (c_finish_case): Don't test blocked_stmt_expr field. Call
15555 c_release_switch_bindings.
15556 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
15557 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15558 set label_context_stack_se. Call c_bindings_start_stmt_expr.
15559 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
15560 c_switch_stack. Don't walk label_context_stack_se labels. Don't
15561 set label_context_stack_se. Call c_bindings_end_stmt_expr.
15562 (c_begin_vm_scope, c_end_vm_scope): Don't define.
15563 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
15564 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
15565 (C_DECL_UNJUMPABLE_VM): Don't define.
15566 (C_DECL_UNDEFINABLE_VM): Don't define.
15567 (struct c_label_list): Don't define.
15568 (struct c_label_context_se): Don't define.
15569 (struct c_label_context_vm): Don't define.
15570 (struct c_spot_bindings): Declare.
15571 (c_bindings_start_stmt_expr): Declare.
15572 (c_bindings_end_stmt_expr): Declare.
15573 (lookup_label_for_goto): Declare.
15574 (c_get_switch_bindings, c_release_switch_bindings): Declare.
15575 (c_check_switch_jump_warnings): Declare.
15576 (label_context_stack_se, label_context_stack_vm): Don't declare.
15577 (c_finish_goto_label): Update declaration.
15578 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
15579 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
15580 (Warning Options): Document -Wjump-misses-init.
15582 2009-06-15 Jakub Jelinek <jakub@redhat.com>
15584 * tree-object-size.c (addr_object_size): Fix a pasto in the last
15587 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15589 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
15591 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15593 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
15595 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
15597 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
15599 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
15601 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
15602 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
15603 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
15604 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
15605 * dwarf2asm.c (dw2_force_const_mem): Update call to
15606 make_decl_one_only.
15607 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
15608 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
15609 * langhooks.c (lhd_comdat_group): Remove.
15610 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
15611 * tree.h (DECL_COMDAT_GROUP): New.
15612 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
15613 (tree_decl_with_vis): Add comdat_group. Remove one_only.
15614 (make_decl_one_only): Change signature.
15615 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
15616 make_decl_one_only.
15617 (make_decl_one_only): Change signature.
15618 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
15620 2009-06-15 Richard Guenther <rguenther@suse.de>
15622 PR middle-end/40439
15623 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
15625 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15627 * tree-ssa-math-opts.c: Remove extra divide.
15629 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15631 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
15633 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
15635 * passes.c: Add bswap pass.
15636 * tree-pass.h: Add pass_optimize_bswap declaration.
15637 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
15638 Include rtl.h, expr.h and optabs.h for optab_handler check.
15639 (struct symbolic_number, pass_optimize_bswap): New definition.
15640 (do_shift_rotate, verify_symbolic_number_p): New functions.
15641 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
15642 (gate_optimize_bswap): New function.
15643 * tree.c (widest_int_cst_value): New function.
15644 * tree.h (widest_int_cst_value): Prototype added.
15646 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
15648 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
15649 REG_EQUAL/REG_EQUIV notes.
15651 2009-06-14 Richard Guenther <rguenther@suse.de>
15653 PR middle-end/40389
15654 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
15655 has its address taken if NRV was applied and it is addressable.
15656 * tree-ssa-structalias.c (get_constraint_for_address_of): New
15657 function split out from ...
15658 (get_constraint_for_1): ... here.
15659 (handle_rhs_call): Use it to mark the return slot escaped if
15660 it is addressable and NRV was applied.
15662 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15664 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
15665 Change first argument type to location_t.
15666 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
15667 Do not set input_location.
15668 Use loc instead of input_location throughout.
15670 2009-06-13 Richard Guenther <rguenther@suse.de>
15672 PR tree-optimization/40421
15673 * tree-predcom.c (should_unroll_loop_p): Remove.
15674 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
15676 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
15678 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15679 Add location argument.
15681 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
15683 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
15685 * config/s390/s390.c (s390_build_builtin_va_list): Same.
15686 (s390_gimplify_va_arg): Pass location to create_artificial_label.
15687 * config/spu/spu-protos.h: Add location to
15688 spu_resolve_overloaded_builtin.
15689 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
15690 spu_build_builtin_va_list.
15691 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
15692 argument. Pass location to build_function_call_vec.
15693 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
15695 (emit_fpu_switch): Same.
15696 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
15697 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
15698 to build_decl and create_artificial_label.
15699 (xtensa_gimplify_va_arg_expr): Same.
15700 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
15701 (xstormy16_gimplify_va_arg_expr): Same.
15702 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
15703 * config/arm/arm.c (arm_build_builtin_va_list): Same.
15704 * config/mips/mips.c (mips_build_builtin_va_list): Same.
15705 (mips16_build_function_stub): Same.
15706 (mips16_build_call_stub): Same.
15708 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
15711 * arm/constraints.md (Pa, Pb): New constraints.
15712 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
15713 split pattern to deal with them.
15715 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
15717 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
15718 fix index entry for -Xpreprocessor.
15720 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15722 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
15723 Add location argument to build_decl call.
15724 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
15725 (rs6000_init_builtins): Same.
15726 (spe_init_builtins): Same.
15727 (rs6000_gimplify_va_arg): Add location argument to
15728 create_artificial_label call.
15730 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
15732 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
15733 * combine-stack-adj.c (pass_stack_adjustments): Use it.
15734 * Makefile.in: Fix GGC dependency for gcse.o.
15736 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
15738 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
15739 * gimple-pretty-print.c (dump_gimple_stmt): Same.
15740 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
15742 * c-parser.c (c_parser_binary_expression): Use current column while
15743 building binary operations.
15744 * common.opt (fshow-column): Enable by default.
15745 * tree-vrp.c (check_array_ref): Use warning_at.
15746 (check_array_bounds): Use location from call back if expr has no
15748 * tree.h: Add location argument to maybe_fold_*.
15749 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
15750 (maybe_fold_offset_to_array_ref): Add location argument and use it.
15751 (maybe_fold_offset_to_component_ref): Same.
15752 (maybe_fold_offset_to_reference): Same.
15753 (maybe_fold_offset_to_address): Same.
15754 (maybe_fold_stmt_indirect): Same.
15755 (maybe_fold_stmt_addition): Same.
15756 (fold_stmt_r): Pass location to maybe_fold_*.
15757 (fold_gimple_assign): Same.
15758 * c-tree.h: Add location argument to finish_decl,
15759 default_function_array_conversion, store_init_value.
15760 * c-decl.c (define_label): Use error_at.
15761 (c_make_fname_decl): Pass location to finish_decl.
15762 (finish_decl): New location argument.
15763 (build_compound_literal): Pass location to store_init_value.
15764 (grokdeclarator): Pass location to finish_decl.
15766 * c-typeck.c (array_to_pointer_conversion): New location argument.
15767 (function_to_pointer_conversion): Same.
15768 (default_function_array_conversion): Same.
15769 (parser_build_unary_op): Pass location to overflow_warning.
15770 (parser_build_binary_op): Same. Use warning_at.
15771 (build_unary_op): Pass location to array_to_pointer_conversion.
15772 (build_c_cast): Pass location to digest_init.
15773 (build_modify_expr): New location argument.
15774 (convert_for_assignment): Same.
15775 (store_init_value): Same.
15776 (digest_init): Same.
15777 (output_init_element): Pass location to digest_init and
15778 array_to_pointer_conversion.
15779 (c_finish_return): Pass location to convert_for_assignment.
15780 * gimplify.c (gimplify_conversion): Pass location to
15781 maybe_fold_offset_to_address.
15782 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
15783 to maybe_fold_stmt_addition.
15784 * c-omp.c (c_finish_omp_atomic): Pass new location to
15786 (c_finish_omp_for): Same.
15787 * c-common.c (overflow_warning): New argument.
15788 * c-common.h: New argument to build_modify_expr, overflow_warning.
15789 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
15791 (c_parser_initializer): Pass location to
15792 default_function_array_conversion.
15793 (c_parser_initelt): Same.
15794 (c_parser_initval): Same.
15795 (c_parser_asm_operands): Same.
15796 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
15797 (c_parser_conditional_expression): Same.
15798 (c_parser_binary_expression): Add location info to stack. Use it.
15799 (c_parser_unary_expression): Pass location to
15800 default_function_array_conversion, parser_build_unary_op,
15801 build_indirect_ref, c_parser_postfix_expression_after_primary.
15802 (c_parser_postfix_expression_after_primary): New location argument.
15804 (c_parser_expression_conv): Pass location to
15805 default_function_array_conversion.
15806 (c_parser_expr_list): Same.
15807 (c_parser_omp_atomic): Same.
15808 (c_parser_omp_for_loop): Same.
15809 * c-tree.h (struct c_declarator): Add comment to id_loc.
15810 (build_array_declarator): New argument.
15811 * c-decl.c (build_array_declarator): Add location argument.
15812 (grokdeclarator): Set id_loc for cdk_array.
15813 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
15814 build_array_declarator.
15815 * tree.c (build_omp_clause): Add location argument.
15816 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
15817 (OMP_CLAUSE_LOCATION): New macro.
15818 (struct tree_omp_clause): Add location field.
15819 (build_omp_clause): Add argument.
15820 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
15822 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
15823 (cp_parser_omp_clause_collapse): Same.
15824 (cp_parser_omp_clause_default): Same.
15825 (cp_parser_omp_clause_if): Same.
15826 (cp_parser_omp_clause_nowait): Same.
15827 (cp_parser_omp_clause_num_threads): Same.
15828 (cp_parser_omp_clause_ordered): Same.
15829 (cp_parser_omp_clause_schedule): Same.
15830 (cp_parser_omp_clause_untied): Same.
15831 (cp_parser_omp_for_loop): Same.
15832 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15833 * c-tree.h (c_start_case): Add location argument.
15834 (c_process_expr_stmt): Same.
15835 (c_finish_goto_*): Same.
15836 * tree-parloops.c (initialize_reductions): Pass location to
15838 (create_parallel_loop): Same.
15839 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
15840 (gfc_trans_omp_reduction_list): Same.
15841 (gfc_trans_omp_clauses): Same.
15842 (gfc_trans_omp_do): Same.
15843 * c-typeck.c (c_finish_goto_label): Same.
15844 (c_finish_goto_ptr): New location argument.
15845 (c_start_case): Same.
15846 (emit_side_effect_warnings): Same.
15847 (c_process_expr_stmt): Same.
15848 (c_finish_stmt_expr): Same.
15849 (c_finish_omp_clauses): Use error_at instead of error.
15850 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
15852 * c-omp.c (c_split_parallel_clauses): New location argument.
15853 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
15854 to build_omp_clause.
15855 (convert_local_reference_stmt): Same.
15856 (convert_gimple_call): Same.
15857 * c-common.h (c_split_parallel_clauses): New argument.
15858 * c-parser.c (c_parser_statement_after_labels): Pass location to
15859 c_finish_goto_label.
15860 (c_parser_switch_statement): Pass location to c_start_case.
15861 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
15862 and c_process_expr_stmt.
15863 (c_parser_omp_variable_list): Add location argument.
15864 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
15865 (c_parser_omp_clause_default): Same.
15866 (c_parser_omp_clause_if): Same.
15867 (c_parser_omp_clause_num_threads): Same.
15868 (-c_parser_omp_clause_ordered): Same.
15869 (c_parser_omp_clause_reduction): Pass location to
15870 c_parser_omp_variable_list.
15871 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
15872 (c_parser_omp_clause_untied): Same.
15873 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
15874 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
15876 * c-tree.h (check_for_loop_decls, undeclared_variable,
15877 build_component_ref, build_array_ref, build_external_ref,
15878 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
15879 build_conditional_expr, build_compound_expr, c_cast_expr,
15880 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
15881 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
15883 * c-semantics.c (build_stmt): Same.
15884 (build_case_label): Same.
15885 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
15886 (undeclared_variable): New argument.
15887 (make_label): Same.
15888 (lookup_label): Pass location on down.
15889 (define_label): Same.
15890 (finish_decl): Same.
15891 (build_compound_literal): Same.
15892 (finish_struct): Same.
15893 (finish_function): Do not set location here.
15894 (check_for_loop_decls): New argument.
15895 * tree.c (save_expr): Set location.
15896 (build_empty_stmt): New argument.
15897 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
15898 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
15899 * builtins.c (gimplify_va_arg_expr): Use locations.
15900 (expand_builtin_sync_operation): Same.
15901 * c-typeck.c (build_component_ref): New argument.
15902 (build_array_ref): Same.
15903 (build_external_ref): Same.
15904 (c_expr_sizeof_expr): Same.
15905 (c_expr_sizeof_type): Same.
15906 (parser_build_unary_op): Same.
15907 (build_conditional_expr): Same.
15908 (build_compound_expr): Pass location on down.
15909 (build_compound_expr): New argument.
15910 (build_c_cast): Same.
15911 (c_cast_expr): Same.
15912 (build_asm_expr): Same.
15913 (c_finish_return): Same.
15914 (c_process_expr_stmt): Pass location on down.
15915 (c_finish_stmt_expr): New argument.
15916 (push_clenaup): Same.
15917 (c_finish_omp_parallel): Same.
15918 (c_finish_omp_task): Same.
15919 * gimplify.c (gimplify_call_expr): Pass location on down.
15920 * c-omp.c (c_finish_omp_master): New argument.
15921 (c_finish_omp_critical): Same.
15922 (c_finish_omp_ordered): Same.
15923 (c_finish_omp_barrier): Same.
15924 (-c_finish_omp_taskwait): Same.
15925 (c_finish_omp_atomic): Same.
15926 (c_finish_omp_flush): Same.
15927 * tree-inline.c (copy_tree_body_r): Pass location on down.
15928 (inline_forbidden_p): Remove use of input_location.
15929 * c-gimplify.c (c_build_bind_expr): New argument.
15930 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
15931 (c_sizeof_or_alignof_type): New argument.
15932 (c_alignof_expr): Same.
15933 (build_va_arg): Same.
15934 (c_add_case_label): Same.
15935 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
15936 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
15937 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
15938 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
15939 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
15940 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
15942 * stub-objc.c (objc_build_selector_expr): Same.
15943 (objc_build_throw_stmt): Same.
15944 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
15945 (c_parser_initelt): Same.
15946 (c_parser_compound_statement): Same.
15947 (c_parser_compound_statement_nostart): Same.
15948 (c_parser_label): Same.
15949 (c_parser_statement_after_labels): Same.
15950 (c_parser_if_body): Same.
15951 (c_parser_else_body): Same.
15952 (c_parser_if_statement): Same.
15953 (c_parser_switch_statement): Same.
15954 (c_parser_while_statement): Same.
15955 (c_parser_do_statement): Same.
15956 (c_parser_for_statement): Same.
15957 (c_parser_asm_statement): Same.
15958 (c_parser_conditional_expression): Same.
15959 (c_parser_binary_expression): Same.
15960 (c_parser_cast_expression): Same.
15961 (c_parser_unary_expression): Same.
15962 (c_parser_sizeof_expression): Same.
15963 (c_parser_alignof_expression): Same.
15964 (c_parser_postfix_expression): Same.
15965 (c_parser_expression): Same.
15966 (c_parser_objc_receiver): Same.
15967 (c_parser_omp_variable_list): Same.
15968 (c_parser_omp_structured_block): Same.
15969 (c_parser_omp_atomic): New argument.
15970 (c_parser_omp_barrier): Same.
15971 (c_parser_omp_critical): Same.
15972 (c_parser_omp_flush): Pass location on down.
15973 (c_parser_omp_for_loop): New argument.
15974 (c_parser_omp_for): Same.
15975 (c_parser_omp_master): Same.
15976 (c_parser_omp_ordered): Same.
15977 (c_parser_omp_sections_scope): Same.
15978 (c_parser_omp_sections): Same.
15979 (c_parser_omp_parallel): Same.
15980 (c_parser_omp_single): Same.
15981 (c_parser_omp_task): Same.
15982 (c_parser_omp_taskwait): Pass location on down.
15983 (c_parser_omp_construct): Same.
15984 (c_parser_omp_threadprivate): Same.
15985 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
15986 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
15987 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
15988 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
15989 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
15990 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
15991 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
15992 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
15993 config/i386/i386.c, stmt.c:
15994 Add location argument to the following function definitions and/or
15995 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
15996 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
15997 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
15998 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
15999 do_case, c_finish_bc_stmt, build_compound_literal,
16000 build_function_call.
16001 * c-decl.c (build_compound_literal): Add location argument.
16002 Make all diagnostic calls use location.
16003 (start_struct): Same.
16004 (finish_struct): Same.
16005 (start_enum): Same.
16006 (build_enumerator): Same.
16007 (start_function): Same.
16008 (grokdeclarator): Make all diagnostic calls use location.
16009 (store_parm_decls_oldstyle): Same.
16010 * c-typeck.c (build_function_call): Add location argument.
16011 Make all diagnostic calls use location.
16013 (c_finish_bc_stmt): Same.
16014 * tree-nested.c (get_trampoline_type): Add argument.
16015 Pass location to build_decl.
16016 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
16017 * rtl.h (RTL_LOCATION): New.
16018 * c-common.c (c_add_case_label): Add location argument.
16019 Make all diagnostic calls use location.
16020 * c-common.h: Add location argument to make_fname_decl, do_case,
16021 c_add_case_label, build_function_call, resolve_overloaded_builtin.
16022 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
16023 Set it appropriately for every case. Pass enum_loc to start_enum
16024 call. Pass value_loc first to build_enumerator. Pass enum_loc to
16026 (c_parser_struct_or_union_specifier): Save location. Use it for
16027 start_struct, finish_struct, and parser_xref_tag.
16029 2009-06-12 Ian Lance Taylor <iant@google.com>
16031 * fold-const.c (fold_unary): Rename local variable and to and_expr.
16033 * c-opts.c (c_common_handle_option): For -Wc++-compat set
16034 cpp_opts->warn_cxx_operator_names.
16036 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16039 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
16040 is returns NULL and OP is a VCE, look through the VCE.
16042 2009-06-12 Ian Lance Taylor <iant@google.com>
16045 * collect2.c (main): Use CONST_CAST2 in code inside #if
16046 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
16048 2009-06-12 Joey Ye <joey.ye@intel.com>
16050 PR middle-end/39146
16051 * cfgexpand.c (get_decl_align_unit): Update
16052 max_used_stack_slot_alignment with align instead of
16053 stack_alignment_needed.
16055 * function.c (assign_stack_local_1): Update
16056 max_used_stack_slot_alignment with alignment_in_bits instead
16057 of stack_alignment_needed.
16058 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
16061 2009-06-12 Jakub Jelinek <jakub@redhat.com>
16063 * dwarf2out.c (last_var_location_insn): New variable.
16064 (dwarf2out_end_epilogue): Clear last_var_location_insn.
16065 (dwarf2out_var_location): Don't record anything after last real
16066 insn. Only change labels if there were any real instructions
16067 in between last note and this one, or if changed sections.
16069 2009-06-11 Richard Henderson <rth@redhat.com>
16071 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
16072 note when storing the frame pointer in a register.
16073 (FRP): Don't redefine to nothing for epilogue.
16074 (alpha_expand_epilogue): Mark register and sp restores.
16075 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
16077 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
16078 when gen_lowpart is needed.
16080 2009-06-11 Richard Henderson <rth@redhat.com>
16082 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
16084 * dwarf2out.c (need_data_align_sf_opcode): New.
16085 (div_data_align): Move earlier.
16086 (def_cfa_1, reg_save): Use it.
16088 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
16090 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
16091 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
16092 (ix86_handle_option): Handle OPT_mcrc32.
16093 (ix86_target_string): Add -mcrc32.
16094 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
16096 * config/i386/i386.h (TARGET_CRC32): New.
16098 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
16099 (sse4_2_crc32di): Likewise.
16101 * config/i386/i386.opt (mcrc32): New.
16103 * doc/invoke.texi: Document -mcrc32.
16105 2009-06-11 Richard Henderson <rth@redhat.com>
16107 * common.opt (gdwarf-): Accept a version number.
16108 * doc/invoke.texi (gdwarf-): Update docs.
16109 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
16110 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
16111 version level, and record it.
16113 * dwarf2.h (DW_CIE_VERSION): Remove.
16114 * dwarf2out.c (DWARF_VERSION): Remove.
16115 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
16116 (output_call_frame_info): Use CIE version 3 for dwarf3,
16117 or if the return register column is out of range for version 1.
16118 (dwarf_stack_op_name): Add all dwarf3 values.
16119 (DEBUG_PUBTYPES_SECTION): New.
16120 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
16121 encoding change for dwarf3.
16122 (output_die) [dw_val_class_die_ref]: Likewise.
16123 (output_compilation_unit_header): Emit correct version for dwarf3.
16124 (output_line_info): Likewise.
16125 (output_pubnames): Update for DWARF_VERSION removal.
16126 (output_aranges): Likewise.
16127 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
16128 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
16129 (dwarf2out_finish): Likewise.
16131 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16133 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
16136 2009-06-11 David Daney <ddaney@caviumnetworks.com>
16139 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
16140 * builtins.c (expand_builtin_unreachable): New function.
16141 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
16142 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
16143 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
16145 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
16146 searching for missing barriers.
16148 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16150 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
16151 when -fprofile-generate* was passed.
16152 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
16154 2009-06-11 Anthony Green <green@moxielogic.com>
16156 * config/moxie/moxie.md: Define length attribute for all instructions.
16158 (*b<cond:code>): Support limited branch ranges for new PC-relative
16159 branch instructions.
16160 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
16162 2009-06-11 Jakub Jelinek <jakub@redhat.com>
16164 * config/i386/i386.c (min_insn_size): Use get_attr_length
16165 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
16166 For __asm return 0.
16168 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
16169 instead of emit_insn_before.
16171 2009-06-10 Ian Lance Taylor <iant@google.com>
16174 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
16177 2009-06-10 Revital Eres <eres@il.ibm.com>
16179 * passes.c (init_optimization_passes): Reschedule
16180 predictive-commoning pass before complete unroll pass.
16182 2009-06-10 Martin Jambor <mjambor@suse.cz>
16184 * cgraph.c (cgraph_node_can_be_local_p): New function.
16185 (cgraph_make_node_local): New function.
16186 * cgraph.h (cgraph_node_can_be_local_p): Declare.
16187 (cgraph_make_node_local): Declare.
16189 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
16191 * tree.h (tree_base): Add packed_flag and user_align fields.
16192 Decrease size of spare field.
16193 (TYPE_USER_ALIGN): Use user_align from tree_base.
16194 (DECL_USER_ALIGN): Likewise.
16195 (TYPE_PACKED): Use packed_flag from tree_base.
16196 (DECL_PACKED): Likewise.
16197 (tree_type): Delete packed_flag and user_align fields. Widen
16198 precision field. Widen mode field and shuffle fields to align
16199 mode on an 8-bit boundary.
16200 (tree_decl_common): Delete decl_flag_1 and user_align fields.
16201 Renumber decl_flag_* fields. Fix comments. Widen
16202 decl_common_unused field.
16203 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
16204 (DECL_EXTERNAL): Likewise.
16205 (DECL_BIT_FIELD): Likewise.
16206 (DECL_NONADDRESSABLE_P): Likewise.
16207 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
16208 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
16210 2009-06-10 Ian Lance Taylor <iant@google.com>
16212 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
16213 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
16214 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
16215 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
16216 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
16217 DEF_VEC_ALLOC_FUNC_P.
16218 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
16219 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
16220 DEF_VEC_ALLOC_FUNC_O.
16221 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
16222 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
16223 DEF_VEC_ALLOC_FUNC_I.
16224 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
16225 (vec_stack_p_reserve_exact_1): Declare.
16226 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
16227 (vec_stack_free): Declare.
16228 (VEC_stack_alloc): Define.
16229 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
16230 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
16231 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
16232 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
16234 (stack_vecs): New static variable.
16235 (vec_stack_p_reserve_exact_1): New function.
16236 (vec_stack_o_reserve_1): New static function.
16237 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
16238 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
16239 (vec_stack_free): New function.
16240 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
16241 (VEC_df_ref_stack_alloc): Define.
16242 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
16243 DEF_VEC_ALLOC_P_STACK.
16244 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
16245 (struct df_collection_rec): Change _vec fields to VEC. Remove
16247 (df_free_collection_rec): Adjust for new fields.
16248 (df_insn_rescan): Use new df_collection_rec fields.
16249 (df_notes_rescan, df_canonize_collection_rec): Likewise.
16250 (df_ref_create_structure, df_ref_record): Likewise.
16251 (df_get_conditional_uses, df_get_call_refs): Likewise.
16252 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
16253 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
16254 (df_record_exit_block_uses, df_bb_verify): Likewise.
16255 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
16256 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
16257 Remove count parameter. Change return type to void. Change all
16259 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
16260 Remove count parameter. Change return type to void. Change all
16262 (df_install_refs): Change old_vec parameter to VEC. Remove count
16263 parameter. Change all callers.
16264 (df_install_mws): Change old_vec parameter to VEC. Remove count
16265 parameter. Change all callers.
16266 (df_refs_verify): Change new_rec parameter to VEC. Change call
16268 (df_mws_verify): Likewise.
16270 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
16272 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
16274 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
16276 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
16278 2009-06-10 Anthony Green <green@moxielogic.com>
16280 * config/moxie/crti.asm: New file.
16281 * config/moxie/crtn.asm: New file.
16282 * config/moxie/moxie.c: New file.
16283 * config/moxie/moxie.h: New file.
16284 * config/moxie/sfp-machine.h: New file.
16285 * config/moxie/moxie-protos.h: New file.
16286 * config/moxie/t-moxie: Created.
16287 * config/moxie/t-moxie-softfp: Created.
16288 * config/moxie/moxie.md: Created.
16289 * config/moxie/constraints.md: Created.
16290 * config.gcc: Add moxie support.
16291 * doc/md.texi (Machine Constraints): Add moxie constraints.
16292 * doc/contrib.texi (Contributors): Mention moxie port.
16293 * doc/install.texi (Specific): Mention the moxie port.
16295 2009-06-09 Ian Lance Taylor <iant@google.com>
16297 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
16298 compiling with C++.
16299 * optabs.c (optab_table): Only use designated initializers if
16300 HAVE_DESIGNATED_INITIALIZERS is defined.
16301 (convert_optab_table): Likewise.
16302 (init_optabs): Always call init_insn_codes if
16303 HAVE_DESIGNATED_INITIALIZERS is not defined.
16305 2009-06-09 Ian Lance Taylor <iant@google.com>
16307 * targhooks.c (default_builtin_vectorized_function): Change fn
16308 parameter to unsigned int.
16309 (default_builtin_vectorized_conversion): Change code parameter to
16311 (default_builtin_reciprocal): Change fn parameter to unsigned int.
16312 * targhooks.h: Update declarations.
16313 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
16314 parameter to unsigned int.
16316 * c-typeck.c (comptypes_check_enum_int): New static function.
16317 (comptypes_internal): Add enum_and_int_p parameter. Change all
16319 (comp_target_types): Add location parameter. Change all callers.
16320 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
16321 Change all callers.
16322 (function_types_compatible_p, type_lists_compatible_p): Likewise.
16323 (build_conditional_expr): Add colon_loc parameter. Change all
16325 (convert_for_assignment): Add location parameter. Change all callers.
16326 * c-parser.c (c_parser_conditional_expression): Pass location of
16327 colon to build_conditional_expr.
16328 * c-tree.h (build_conditional_expr): Update declaration.
16330 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16332 * graphite.c: Revert previous patch.
16334 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
16337 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
16339 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
16341 * tree-ssa-loop-prefetch.c
16342 (loop_prefetch_arrays): Fixed a portability problem in printf format
16345 2009-06-09 Martin Jambor <mjambor@suse.cz>
16347 PR tree-optimization/40351
16348 * tree-sra.c (propagate_subacesses_accross_link): Check that a
16349 refrence to a potential artifical subaccess can be constructed.
16351 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16353 * config/sh/sh-protos.h (sh_optimization_options): Declare.
16354 (sh_override_options): Likewise.
16355 * config/sh/sh.c: Include params.h.
16356 (sh_optimization_options): New.
16357 (sh_override_options): Likewise.
16358 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
16359 (OVERRIDE_OPTIONS): Use sh_override_options.
16361 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16363 * dwarf2out.c (emit_cfa_remember): New variable.
16364 (add_fde_cfi): If emit_cfa_remember, recurse to add
16365 DW_CFA_remember_state first.
16366 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
16367 instead just set emit_cfa_remember.
16369 2009-06-08 Jan Hubicka <jh@suse.cz>
16372 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
16374 2009-06-08 Jan Hubicka <jh@suse.cz>
16376 PR middle-end/39834
16377 * cgraphunit.c (save_inline_function_body): Do not copy transform
16378 hooks for saved inline bodies.
16379 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
16380 for given function.
16382 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
16384 * jump.c (returnjump_p): Handle delayed branches. Add missing
16387 2009-06-08 Jan Hubicka <jh@suse.cz>
16389 PR middle-end/40102
16390 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
16391 original node might've been modified.
16392 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
16394 2009-06-08 Jakub Jelinek <jakub@redhat.com>
16396 * tree-object-size.c (addr_object_size): Add OSI argument.
16397 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
16398 (compute_builtin_object_size, expr_object_size): Adjust callers.
16399 (plus_stmt_object_size): Call addr_object_size instead of
16400 compute_builtin_object_size.
16402 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
16403 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16405 * tree-ssa-loop-prefetch.c
16406 (gather_memory_references): Introduced a counter for the number of
16408 (anything_to_prefetch_p): Introduced a counter for the number of
16410 (is_loop_prefetching_profitable): New function with a cost model
16412 (loop_prefetch_arrays): Use the new cost model to determine if
16413 prefetching is profitable.
16414 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
16415 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16416 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
16417 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16418 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
16419 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
16421 2009-06-08 Michael Matz <matz@suse.de>
16424 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
16425 partitions use the same.
16426 (expand_one_var): Deal with DECL_RTL sometimes begin set also
16427 for basevars of SSA_NAMEs.
16428 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
16429 to not expand them twice.
16430 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
16433 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
16435 * common.opt (fcompare-debug=, fcompare-debug-second): New.
16436 (fdump-final-insns=, gtoggle): New.
16437 * doc/invoke.texi: Document them.
16438 * final.c (rest_of_clean_state): Dump final insn stream.
16439 * gcc.c (invoke_as): Hook in -fcompare-debug.
16440 (static_spec_functions): Add compare-debug-dump-opt,
16441 compare-debug-self-opt and compare-debug-auxbase-opt.
16442 (compare_debug, compare_debug_second, compare_debug_opt): New.
16443 (switches_debug_check, n_switches_debug_check): New.
16444 (debug_auxbase_opt, debug_check_temp_file): New.
16445 (process_command): Handle -fno-compare-debug, -fcompare-debug and
16447 (do_self_spec): Handle arguments after switches.
16448 (do_spec_1): Add .gk extension to temp file basenames for compare.
16449 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
16450 (cc1_options): Use it instead of normal auxbase computation for
16451 the second compare-debug compilation.
16452 (compare_files): New.
16453 (main): Set up and implement compare debug mode.
16454 (compare_debug_dump_opt_spec_function): New.
16455 (compare_debug_self_opt_spec_function): New.
16456 (compare_debug_auxbase_opt_spec_function): New.
16457 * toplev.c (process_options): Handle flag_gtoggle,
16458 flag_dump_final_insns.
16459 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
16460 during -fcompare-debug-second compilation.
16462 2009-06-07 Ian Lance Taylor <iant@google.com>
16464 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
16465 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
16467 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
16468 with no default node. Change warning with %H to warning_at.
16469 Don't clear warn_switch around case checking.
16470 * doc/invoke.texi (Warning Options): Clarify distinction between
16471 -Wswitch and -Wswitch-enum.
16473 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16475 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
16477 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16479 * gbl-ctors.h: Add header guard.
16481 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16483 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
16484 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
16485 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
16486 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
16487 prototypes for removed functions.
16488 (expressions_equal_p): Move to ...
16489 * tree-ssa-sccvn.h: ... here and ...
16490 * matrix-reorg.c: ... adjust includes.
16492 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16494 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
16496 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16498 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
16499 (finish_function): Remove erroneous whitespace.
16501 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16503 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
16504 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
16506 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16508 * errors.c (internal_error): Commentary typo fix.
16509 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
16510 * tree-ssa-pre.c: Ditto.
16512 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
16514 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
16515 them is supposed to hold actual statements.
16517 2009-06-06 Ian Lance Taylor <iant@google.com>
16519 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
16520 empty statements can now have attributes.
16522 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
16524 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
16525 * config/mips/mips.md: Ditto.
16527 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16529 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
16531 (__eabi_uconvert): Likewise.
16533 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
16535 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
16536 CFI_* definitions with IN_GCC.
16538 2009-06-05 David Edelsohn <edelsohn@gnu.org>
16540 * xcoffout.h (xcoffout_source_line): Update prototype.
16542 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16544 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
16545 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
16547 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16549 PR middle-end/40340
16550 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
16551 inlined_function_outer_scope_p blocks for artificial inlines
16553 * tree.c (tree_nonartificial_location): Rewrite using
16554 block_nonartificial_location.
16556 2009-06-05 Revital Eres <eres@il.ibm.com>
16557 Leehod Baruch <leehod@il.ibm.com>
16559 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
16560 (expand_expr_real_1): Remove comment.
16561 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
16562 Vectorize misaligned access when the target supports it.
16563 (vect_supportable_dr_alignment): Check for unaligned access support.
16564 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
16567 2009-06-05 Julian Brown <julian@codesourcery.com>
16569 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
16570 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
16572 2009-06-05 Richard Guenther <rguenther@suse.de>
16575 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
16576 as possibly unused.
16578 2009-06-05 Jakub Jelinek <jakub@redhat.com>
16580 * config/s390/s390.c (global_not_special_regno_p): New static inline.
16581 (save_gprs): Don't tell unwinder when a global register is saved.
16582 (s390_emit_epilogue): Emit needed epilogue unwind info.
16584 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16586 * dwarf2out.c (deferred_asm_name): New.
16587 (add_name_and_src_coords_attributes): Defer creation of
16588 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
16590 (move_linkage_attr): New.
16591 (dwarf2out_finish): Revisit deferrals and emit attributes at the
16594 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
16596 * tree-nested.c (finalize_nesting_tree_1): Declare the
16597 frame_decl in the binding tree.
16599 2009-06-04 Cary Coutant <ccoutant@google.com>
16601 * basic-block.h (struct basic_block_def): Add discriminator field.
16602 * dbxout.c (dbxout_source_line): Add new parameter. Change all
16604 * debug.c (do_nothing_debug_hooks): Add additional entry.
16605 (debug_nothing_int_charstar_int): New function.
16606 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
16607 (debug_nothing_int_charstar_int): New declaration.
16608 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
16609 discriminator value in .loc directive.
16610 * final.c (last_discriminator): New variable.
16611 (discriminator): New variable.
16612 (final_start_function): Initialize above variables, pass current
16613 discriminator to debug hook.
16614 (notice_source_line): Check for discriminator change.
16615 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
16616 * sdbout.c (sdbout_source_line): New parameter.
16617 * tree-cfg.c (struct locus_discrim_map): New structure type.
16618 (discriminator_per_locus): New hash table.
16619 (build_gimple_cfg): Allocate and free discriminator hash table.
16620 (make_edges): Call assign_discriminator.
16621 (locus_map_hash): New function.
16622 (locus_map_eq): New function.
16623 (next_discriminator_for_locus): New function.
16624 (same_line_p): New function.
16625 (assign_discriminator): New function.
16626 (make_cond_expr_edges): Call assign_discriminator.
16627 (make_gimple_switch_edges): Likewise.
16628 (first_non_label_stmt): New function.
16629 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
16631 * xcoffout.c (xcoffout_source_line): Add new parameter.
16633 * configure.ac (gcc_cv_as_discriminator): New configury check for
16634 gas support for discriminator.
16635 * configure: Regenerate.
16636 * config.in: Regenerate.
16638 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16640 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
16641 val after checking for integers.
16643 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
16645 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
16647 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
16648 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
16649 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
16650 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
16651 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
16652 X64_SSE_REGPARM_MAX.
16653 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
16654 X64_SSE_REGPARM_MAX.
16656 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16658 * gcc.c (report_times_to_file): New.
16659 (execute): Implement it.
16660 (process_command): Support -time=.
16661 * doc/invoke.texi: Document it.
16663 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16665 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
16666 that have value exprs.
16668 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
16670 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
16671 declarations for constants until...
16672 (dw2_output_indirect_constant_1): ... this point.
16674 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
16677 * arm.md (arm_addsi3): Don't try to split an add with an
16678 eliminable register until after reload has completed.
16680 2009-06-03 Ian Lance Taylor <iant@google.com>
16682 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
16683 * genattrtab.c (write_length_unit_log): Likewise.
16684 * genchecksum.c (dosum): Likewise.
16685 * gengtype.c (write_rtx_next): Likewise.
16686 (finish_root_table, write_roots): Likewise.
16687 * gimple.c (gimple_ops_offset_): Likewise.
16688 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
16689 * config/arc/arc.c (arc_attribute_table): Likewise.
16690 * config/arm/arm.c (arm_attribute_table): Likewise.
16691 * config/avr/avr.c (avr_attribute_table): Likewise.
16692 * config/crx/crx.c (crx_attribute_table): Likewise.
16693 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
16694 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
16695 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
16696 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
16697 * config/sh/sh.c (sh_attribute_table): Likewise.
16698 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
16699 * config/spu/spu.c (spu_attribute_table): Likewise.
16700 * config/v850/v850.c (v850_attribute_table): Likewise.
16702 * config/alpha/alpha.c (vms_attribute_table): Make static.
16703 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
16704 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
16705 * config/mips/mips.c (mips_attribute_table): Likewise.
16707 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
16709 (cc1-checksum.o): Likewise.
16711 2009-06-03 Steve Ellcey <sje@cup.hp.com>
16713 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
16715 2009-06-03 Jakub Jelinek <jakub@redhat.com>
16717 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
16718 insn if it is changing sp. Use gen_add3_insn instead of
16719 conditionally gen_addsi3 and gen_adddi3.
16720 (offset_below_red_zone_p): New static inline function.
16721 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
16722 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
16723 * config/rs6000/ppc-asm.h: Include auto-host.h.
16724 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
16725 CFI_RESTORE): Define.
16726 * config/rs6000/crtresxgpr.asm: Add unwind info.
16727 * config/rs6000/crtresxfpr.asm: Likewise.
16728 * config/rs6000/crtresgpr.asm: Likewise.
16729 * config/rs6000/crtresfpr.asm: Likewise.
16730 * config/rs6000/crtsavgpr.asm: Likewise.
16731 * config/rs6000/crtsavfpr.asm: Likewise.
16733 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
16734 argument of DWARF2_FRAME_REG_OUT macros.
16736 2009-06-03 Julian Brown <julian@codesourcery.com>
16738 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
16739 words or less (including TImode) in core registers.
16741 2009-06-03 Richard Guenther <rguenther@suse.de>
16743 PR middle-end/40328
16744 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
16746 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
16748 * statistics.c (statistics_counter_event): Do not record event
16749 in pass dump if its number == -1.
16750 (curr_statistics_hash): Add assert that we never get passes
16751 with static number == -1.
16753 2009-06-03 Richard Guenther <rguenther@suse.de>
16754 Andrey Belevantsev <abel@ispras.ru>
16756 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
16757 non-BLKmode arrays addressable.
16759 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
16761 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
16762 * config/m68k/m68k.h: ... here.
16764 2009-06-03 Martin Jambor <mjambor@suse.cz>
16766 PR tree-optimization/40323
16767 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
16770 2009-06-03 Richard Guenther <rguenther@suse.de>
16772 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16775 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
16777 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16778 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
16779 JUMP_TABLE_DATA_P where applicable.
16780 * config/sh/sh.c: Ditto.
16781 * config/sh/sh.h: Ditto.
16782 * config/sh/sh.md: Ditto.
16783 * config/sh/symbian.c: Ditto.
16785 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
16787 * config/i386/driver-i386.c (describe_cache): Optimize
16788 concatenation of strings. Use snprintf instead of sprintf.
16789 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
16790 target when not compiling with GCC.
16792 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
16794 * config/sh/sh.c: Revert last change.
16795 (sh_expand_epilogue): Emit a blockage insn before the frame
16796 pointer adjustment unconditionally.
16798 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16800 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
16801 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
16802 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
16803 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
16804 to COLLECT_GCC_OPTIONS.
16806 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16808 * collect2.c (target_system_root): New variable.
16809 (main): Handle --sysroot=.
16810 (ignore_library): Strip the sysroot from the library path.
16812 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16814 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
16815 (collect2.o): Depend on collect2-aix.h.
16816 (collect2-aix.o): New rule.
16817 * collect2-aix.h: New file.
16818 * collect2-aix.c: Likewise.
16819 * collect2.c: Include collect2-aix.h. Don't undefine
16820 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
16821 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
16822 Use TARGET_AIX_VERSION instead of _AIX51.
16823 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
16824 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
16825 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
16826 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
16827 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
16829 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16831 * collect2.c (ignore_library): Avoid premature post-increment
16832 and null deference.
16834 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
16836 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
16837 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
16838 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
16839 CROSS_DIRECTORY_STRUCTURE too.
16840 (LINK_LIBG_SPEC): Likewise.
16841 (LIB_SPEC): Add %R to sysroot paths.
16842 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
16843 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
16844 * config/rs6000/aix51.h: As for aix43.h.
16845 * config/rs6000/aix52.h: Likewise.
16846 * config/rs6000/aix53.h: Likewise.
16847 * config/rs6000/aix61.h: Likewise.
16848 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
16849 to the beginning of sysroot paths.
16851 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16853 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
16854 INSN_LISTs that are out of the REG_NOTE range.
16856 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16858 * loop-unroll.c (struct iv_to_split): Add pointer to next.
16859 (struct var_to_expand): Likewise.
16860 (struct opt_info): Add head and tail for linked lists of the above.
16861 (analyze_insn_to_expand_var): Initialize next.
16862 (analyze_iv_to_split_insn): Likewise.
16863 (analyze_insns_in_loop): Create linked lists.
16864 (allocate_basic_variable): Simplify for use without hash table.
16865 (insert_var_expansion_initialization): Likewise, make it type-safer.
16866 (combine_var_copies_in_loop_exit): Likewise.
16867 (apply_opt_in_copies): Walk lists rather than hash tables.
16868 (release_var_copies): Simplified and inlined by hand into...
16869 (free_opt_info): ... this function.
16871 2009-06-02 Richard Guenther <rguenther@suse.de>
16873 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
16876 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16878 * cfgexpand.c (gimple_expand_cfg): Discard the source location
16879 only for builtins that are not overridden.
16881 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16883 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
16886 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16888 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
16890 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16892 * combine.c (move_deaths): Compare LUIDs within the same BB only.
16894 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
16896 * common.opt (fdump-unnumbered-links): New.
16897 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
16898 * print-rtl.c (flag_dump_unnumbered_links): New.
16899 (print_rtx): Test it.
16901 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
16903 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
16904 push/pop multiple to 8-byte alignment.
16906 2009-06-01 Jakub Jelinek <jakub@redhat.com>
16908 * config/i386/i386.c (queued_cfa_restores): New static variable.
16909 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
16911 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
16912 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
16913 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
16914 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
16915 note unconditionally.
16916 (ix86_emit_restore_regs_using_mov): Likewise.
16917 (ix86_emit_restore_sse_regs_using_mov): Likewise.
16918 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
16919 it through to ix86_emit_restore_reg_using_pop.
16920 (ix86_emit_leave): Add RED_OFFSET argument. Call
16921 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
16922 instead of adding REG_CFA_OFFSET note unconditionally.
16923 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
16924 the above functions. Call ix86_add_queued_cfa_restore_notes when
16927 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
16928 force output of the label even for dwarf2out_do_cfi_asm.
16929 (add_fde_cfi): If -g2 and above and cfi might change CFA,
16930 force creation of CFI label and chain DW_CFA_set_loc jumping to it
16931 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
16933 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
16934 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
16935 dwarf2out_cfi_label callers.
16936 * tree.h (dwarf2out_cfi_label): Adjust prototype.
16937 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
16938 Adjust dwarf2out_cfi_label callers.
16939 * config/vax/vax.c (vax_output_function_prologue): Likewise.
16941 * config/i386/i386.h (struct machine_cfa_state,
16942 struct machine_function): Guard with ifndef USED_FOR_TARGET
16943 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
16946 * emutls.c (__emutls_get_address): Change arr->size to mean number
16947 of allocated arr->data entries instead of # of slots + 1.
16949 PR middle-end/40316
16950 * recog.c (peep2_reinit_state): New function.
16951 (peephole2_init_state): Use it at the end of a basic block and also
16952 when seeing a RTX_FRAME_RELATED_P insn.
16954 2009-06-01 Steve Ellcey <sje@cup.hp.com>
16956 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
16957 fixuns_truncrfdi2): New.
16958 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
16959 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
16960 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
16961 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
16962 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
16963 *recip_approx): Remove.
16964 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
16965 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
16966 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
16968 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
16971 2009-06-01 Ian Lance Taylor <iant@google.com>
16973 * attribs.c (register_attribute): Use CONST_CAST.
16974 * collect2.c (main): Use CONST_CAST2.
16975 (scan_prog_file): Likewise.
16976 * gcc.c (process_command, main): Likewise.
16977 * toplev.c (toplev_main): Likewise.
16979 * c-typeck.c (handle_warn_cast_qual): New static function,
16980 partially broken out of build_c_cast.
16981 (build_c_cast): Call handle_warn_cast_qual.
16982 * doc/invoke.texi (Warning Options): Document new effect of
16985 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
16987 * diagnostic.c (diagnostic_build_prefix): Always print columns.
16988 (diagnostic_report_current_module): Print columns.
16989 * common.opt (flag_show_column): Enable by default.
16991 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
16993 * alias.c (find_base_term): Check for NULL term before returning.
16995 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16997 Revert due to PR40320:
16998 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
16999 * calls.c (emit_library_call_value_1): Don't force_operand for move
17002 2009-06-01 Olivier Hainque <hainque@adacore.com>
17003 Eric Botcazou <ebotcazou@adacore.com>
17005 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
17006 to be processed as a bitfield for constructor output purposes.
17007 * output.h (initializer_constant_valid_for_bitfield_p): Declare
17009 * varasm.c (oc_local_state): New type, output_constructor
17010 local state to support communication with helpers.
17011 (oc_outer_state): New type, output_constructor outer state of
17012 relevance in recursive calls.
17013 (output_constructor_array_range): New output_constructor helper,
17014 extracted code for an array range element.
17015 (output_constructor_regular_field): New output_constructor helper,
17016 extracted code for an element that is not a bitfield.
17017 (output_constructor_bitfield): New output_constructor helper,
17018 extracted code for a bitfield element. Accept an OUTER state
17019 argument for recursive processing. Recurse on record or array
17020 CONSTRUCTOR values, possibly past noop conversions.
17021 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
17022 VALUE is a valid constant-valued expression for use in a static
17023 bit-field initializer.
17024 (output_constructor): Rework to use helpers. Accept and honor an
17025 OUTER state argument for recursive calls. Return total size. Be
17026 prepared for nested constructors initializing bitfields.
17027 (output_constant): Feed OUTER in calls to output_constructor.
17029 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
17031 * calls.c (emit_library_call_value_1): Don't force_operand for move
17034 2009-06-01 Nick Clifton <nickc@redhat.com>
17036 * doc/invoke.texi (IA-64 Options): Fix typo.
17038 2009-06-01 Ira Rosen <irar@il.ibm.com>
17040 PR tree-optimization/39129
17041 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
17043 (vect_do_peeling_for_loop_bound): Use
17044 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17045 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17046 (vect_loop_versioning): Likewise.
17047 (vect_create_cond_for_alias_checks): Fix indentation.
17048 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
17050 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
17051 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
17052 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
17053 "control flow in loop".
17054 (vect_estimate_min_profitable_iters): Use
17055 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
17056 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
17057 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
17058 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
17059 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
17060 statement belongs to a group of strided accesses with the exact code
17062 (vectorizable_load): Likewise.
17063 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
17064 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
17066 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
17068 * config/freebsd-stdint.h: New file.
17069 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
17070 Add freebsd-stdint.h to tm_file.
17072 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
17074 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
17075 (thumb2_extendhidi2): Likewise.
17077 2009-05-31 Ian Lance Taylor <iant@google.com>
17079 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
17081 2009-05-31 Ian Lance Taylor <iant@google.com>
17083 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
17084 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
17085 (ipa-reference.o): Depend upon gt-ipa-reference.h.
17087 2009-05-31 Jason Merrill <jason@redhat.com>
17089 * tree-pretty-print.c (print_call_name): Take the callee, not the
17090 call itself. Make non-static. Use dump_function_name for functions.
17091 (dump_generic_node): Adjust.
17092 * diagnostic.h: Declare print_call_name.
17093 * gimple-pretty-print.c (dump_gimple_call): Use it.
17095 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17097 * config/sh/sh.md (ashldi3_std): New define_expand.
17100 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
17103 * config/sh/sh.c: Include debug.h.
17104 (sh_expand_epilogue): Emit a blockage insn before the frame
17105 pointer adjustment also when dwarf2out_do_frame returns true.
17107 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
17109 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
17110 (thumb2_extendqidi2): New pattern.
17112 2009-05-31 Ira Rosen <irar@il.ibm.com>
17114 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
17115 mark phis for renaming.
17116 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
17117 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
17118 Call mark_sym_for_renaming.
17119 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
17120 * tree-vect-loop.c (vect_transform_loop): Remove
17121 vect_memsyms_to_rename initialization and a call to
17122 mark_set_for_renaming.
17124 2009-05-31 Jakub Jelinek <jakub@redhat.com>
17126 PR middle-end/40304
17127 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
17128 frame related even if !set_cfa && style < 0.
17130 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
17132 * config/i386/mingw-tls.c: New file.
17133 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
17134 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
17135 defining _WIN32 but not __CYGWIN__.
17137 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17139 * configure.ac: Add MPC support.
17141 * config.in, configure: Regenerate.
17143 2009-05-29 Richard Henderson <rth@redhat.com>
17145 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
17146 NOTE_INSN_BASIC_BLOCK.
17147 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
17148 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
17149 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
17151 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
17153 (add_cfi): Disable check redefining cfa away from drap.
17154 (lookup_cfa_1): Add remember argument; handle remember/restore.
17155 (lookup_cfa): Pass remember argument.
17156 (cfa_remember): New.
17157 (compute_barrier_args_size_1): Remove sibcall check.
17158 (dwarf2out_frame_debug_def_cfa): New.
17159 (dwarf2out_frame_debug_adjust_cfa): New.
17160 (dwarf2out_frame_debug_cfa_offset): New.
17161 (dwarf2out_frame_debug_cfa_register): New.
17162 (dwarf2out_frame_debug_cfa_restore): New.
17163 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
17164 (dwarf2out_begin_epilogue): New.
17165 (dwarf2out_frame_debug_restore_state): New.
17166 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
17167 DW_CFA_restore_state.
17168 (output_cfi_directive): Likewise.
17169 (convert_cfa_to_fb_loc_list): Likewise.
17170 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
17171 * dwarf2out.h: Update.
17172 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
17173 (copy_insn_1): Early out for null.
17174 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
17175 and dwarf2out_frame_debug_restore_state.
17176 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
17177 (prologue_insn_hash, epilogue_insn_hash): New.
17178 (free_after_compilation): Adjust freeing accordingly.
17179 (record_insns): Create hash table if needed; push insns into
17180 hash instead of array.
17181 (maybe_copy_epilogue_insn): New.
17182 (contains): Search hash table instead of array.
17183 (sibcall_epilogue_contains): Remove.
17184 (thread_prologue_and_epilogue_insns): Split eh_return insns
17185 and mark them as epilogues.
17186 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
17187 scanning in terms of basic blocks.
17188 * insn-notes.def (CFA_RESTORE_STATE): New.
17189 * jump.c (returnjump_p_1): Accept EH_RETURN.
17190 (eh_returnjump_p_1, eh_returnjump_p): New.
17191 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
17192 CFA_REGISTER, CFA_RESTORE): New.
17193 * rtl.def (EH_RETURN): New.
17194 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
17196 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
17197 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
17199 * config/i386/i386.c (gen_push): Update cfa state.
17200 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
17201 add a CFA_ADJUST_CFA note.
17202 (ix86_dwarf_handle_frame_unspec): Remove.
17203 (ix86_expand_prologue): Update cfa state.
17204 (ix86_emit_restore_reg_using_pop): New.
17205 (ix86_emit_restore_regs_using_pop): New.
17206 (ix86_emit_leave): New.
17207 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
17208 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
17209 * config/i386/i386.h (struct machine_cfa_state): New.
17210 (ix86_cfa_state): New.
17211 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
17212 (eh_return_internal): Merge from eh_return_<mode>,
17213 use eh_return rtx, split w/ epilogue.
17215 2009-05-29 Ian Lance Taylor <iant@google.com>
17217 * builtins.c (validate_gimple_arglist): Don't use va_arg with
17219 * calls.c (emit_library_call_value_1): Likewise.
17221 * c-typeck.c (c_build_va_arg): New function.
17222 * c-tree.h (c_build_va_arg): Declare.
17223 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
17224 instead of build_va_arg.
17226 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
17228 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
17229 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
17230 (ptr_difference_cost): Use affine combinations to compute it.
17231 (difference_cost): Likewise.
17232 (get_computation_cost_at): Compute more accurate cost for addresses
17233 if the ratio is a multiplier allowed in addresses.
17234 For non-addresses, consider that an additional offset or symbol is
17237 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17239 * config/i386/i386.c (ix86_decompose_address): Avoid useless
17240 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
17242 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
17243 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
17244 (prefix_rex): For UNIT_MMX don't imply the prefix by default
17246 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
17247 to 1 for TYPE_SSE{IADD1,CVT1}.
17248 (prefix_vex_imm8): Removed.
17249 (length_vex): Only pass 1 as second argument to
17250 ix86_attr_length_vex_default if prefix_extra is 0.
17251 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
17252 (length): For prefix vex computation use length_immediate
17253 attribute instead of prefix_vex_imm8.
17254 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
17255 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
17256 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
17257 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
17258 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
17259 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
17260 a space in between the operands.
17261 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
17262 if one operand is 0xff and the other one si, di, bp or sp.
17263 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
17264 other one si, di, bp or sp.
17265 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
17266 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
17267 type and mode attributes.
17268 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
17269 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
17270 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
17271 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
17272 prefix_data16 attribute iff MODE_DF.
17273 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
17274 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
17275 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
17276 constm128_operand in length_immediate computation.
17277 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
17278 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
17279 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
17280 length_immediate attribute to 1.
17281 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
17282 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
17283 for certain alternatives.
17284 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
17285 prefix_data16 attribute if MODE_V1DF.
17286 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
17287 length_immediate to 1.
17288 (set_got_rex64, set_rip_rex64): Remove length attribute, set
17289 length_address to 4, set mode attribute to MODE_DI.
17290 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
17291 (fxam<mode>2_i387): Set length attribute to 4.
17292 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
17293 *prefetch_3dnow_rex): Override length_address attribute.
17294 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
17296 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
17297 (constm128_operand): Removed.
17298 * config/i386/i386.c (memory_address_length): For
17299 disp && !index && !base in 64-bit mode account for SIB byte if
17300 print_operand_address can't optimize disp32 into disp32(%rip)
17301 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
17302 for fs: or gs: segment.
17303 (ix86_attr_length_immediate_default): When checking if shortform
17304 is possible, truncate immediate to the length of the non-shortened
17306 (ix86_attr_length_address_default): Ignore MEM_P operands
17308 (ix86_attr_length_vex_default): Only check for DImode on
17309 GENERAL_REG_P operands.
17310 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
17311 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
17312 (sse_cvttps2pi): Clear prefix_rep attribute.
17313 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
17315 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
17316 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
17317 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
17318 iff operand 2 is const_int_operand.
17319 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
17320 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
17321 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
17323 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
17325 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
17326 prefix_data16 attribute for movlpd and movhpd instructions.
17327 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
17328 length_immediate for shufpd instruction.
17329 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
17330 (avx_cmpp<avxmodesuffixf2c><mode>3,
17331 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
17332 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
17333 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
17334 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
17335 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
17336 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
17337 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
17338 prefix_data16 attribute for the first alternative to 1.
17339 (*avx_loadlps): Override length_immediate for the first alternative.
17340 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
17341 attributes for second alternative.
17342 (*vec_concatv2sf_sse4_1): Override length_immediate and
17343 prefix_data16 attributes for second alternative.
17344 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
17345 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
17346 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
17347 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
17348 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
17349 prefix_data16 and length_immediate to 1.
17350 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
17352 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
17353 prefix_extra attribute for variants that don't have 0f prefix alone.
17354 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
17355 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
17356 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
17357 *sse4_1_pextrd): Set length_immediate to 1.
17358 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
17359 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
17361 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
17362 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
17363 length_immediate to 1 for second alternative.
17364 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
17365 prefix_extra and length_immediate attributes for the first
17367 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
17369 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
17370 to 1 for the first and third alternative.
17371 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
17373 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
17375 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
17377 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
17378 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
17379 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
17380 *avx_psign<mode>3): Set prefix_extra attribute to 1.
17381 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
17382 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
17383 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
17384 ssse3_psign<mode>3): Override prefix_rex attribute.
17385 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
17386 (ssse3_palignrti): Override length_immediate to 1.
17387 (ssse3_palignrdi): Override length_immediate to 1, override
17388 prefix_rex attribute.
17389 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
17390 (sse4a_extrqi): Override length_immediate to 2.
17391 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
17392 (sse4a_insertq): Override prefix_data16 to 0.
17393 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
17394 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
17395 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
17396 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
17397 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
17398 and length_immediate to 1.
17399 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
17400 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
17401 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
17402 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
17403 and length_immediate to 1.
17404 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
17405 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
17406 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
17407 avx_ptest256): Override prefix_extra to 1.
17408 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
17409 Override prefix_data16 and length_immediate to 1.
17410 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
17411 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
17412 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
17413 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
17414 prefix_data16 to 0 and prefix_extra to 2.
17415 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
17416 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
17418 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
17419 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
17420 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
17421 and prefix_extra to 2.
17422 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
17423 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
17424 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
17425 avx_vpermilvar<mode>3,
17426 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
17427 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
17428 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
17429 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
17430 Override prefix_extra to 1.
17431 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
17432 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
17433 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
17434 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
17435 prefix_extra and length_immediate to 1.
17436 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
17438 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
17439 to 1 for the first alternative.
17440 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
17441 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
17443 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
17444 *movv2sf_internal_avx, *movv2sf_internal): Override
17445 prefix_rep attribute for certain alternatives.
17446 (*mov<mode>_internal): Override prefix_rep or prefix_data16
17447 attributes for certain alternatives.
17448 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
17449 attributes for certain alternatives.
17450 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
17451 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
17452 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
17453 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
17454 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
17455 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
17456 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
17457 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
17458 length_immediate to 1 if operand 2 is const_int_operand.
17459 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
17460 *vec_extractv2si_1): Set length_immediate attribute to 1.
17461 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
17462 using old 3DNOW insn rather than SSE/3DNOW_A.
17463 (mmx_emms, mmx_femms): Clear modrm attribute.
17465 2009-05-29 Martin Jambor <mjambor@suse.cz>
17467 * tree-sra.c: New implementation of SRA.
17469 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
17470 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
17471 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
17472 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
17473 (SRA_MAX_STRUCTURE_COUNT): Removed.
17474 (SRA_FIELD_STRUCTURE_RATIO): Removed.
17475 * doc/invoke.texi (sra-max-structure-size): Removed.
17476 (sra-field-structure-ratio): Removed.
17478 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17480 PR middle-end/40291
17481 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
17484 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
17486 PR rtl-optimization/40101
17487 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
17488 seqno. Adjust comment.
17489 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
17490 inserting bookkeeping before a jump, the jump is not scheduled.
17491 When no positive seqno found, provide a value. Add comment.
17493 2009-05-29 Richard Guenther <rguenther@suse.de>
17495 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
17496 short-cutting on the first component.
17498 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17500 PR middle-end/39958
17501 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
17502 for trees other than decls/types.
17504 2009-05-29 Richard Guenther <rguenther@suse.de>
17506 * tree-ssa-operands.c (get_expr_operands): Do not handle
17507 INDIRECT_REFs in the handled-component case. Remove
17508 unused get_ref_base_and_extent case.
17509 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
17510 tree_low_cst and host_integerp where possible.
17511 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
17512 codes for equivalence.
17513 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
17515 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
17517 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
17518 to tmake_file for i[34567]86-*-cygwin*.
17520 2009-05-29 Jakub Jelinek <jakub@redhat.com>
17523 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
17524 (altivec_categorize_keyword, init_vector_keywords,
17525 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
17528 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
17530 * tree.c (handle_dll_attribute): Check if node is
17531 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
17533 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
17535 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
17537 (thumb2_zero_extendqidi2): Likewise.
17539 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
17541 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
17542 instead of gen_movrt.
17543 * config/sh/sh.md (movrt): Remove.
17545 2009-05-28 Steve Ellcey <sje@cup.hp.com>
17547 * doc/invoke.texi (IA-64 Options):
17548 Add -msdata, -mfused-madd, -mno-inline-float-divide,
17549 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
17550 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
17551 -msched-prefer-non-control-spec-insns,
17552 -msched-stop-bits-after-every-cycle,
17553 -msched-count-spec-in-critical-path,
17554 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
17555 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
17556 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
17557 and -msched-spec-verbose.
17559 2009-05-28 Joseph Myers <joseph@codesourcery.com>
17561 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
17562 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
17564 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
17566 2009-05-28 Richard Guenther <rguenther@suse.de>
17568 * tree-ssa-alias.c (ao_ref_init): New function.
17569 (ao_ref_base): Likewise.
17570 (ao_ref_base_alias_set): Likewise.
17571 (ao_ref_alias_set): Likewise.
17572 (refs_may_alias_p_1): Change signature.
17573 (refs_may_alias_p): Adjust.
17574 (refs_anti_dependent_p): Likewise.
17575 (refs_output_dependent_p): Likewise.
17576 (call_may_clobber_ref_p_1): Change signature.
17577 (call_may_clobber_ref_p): Adjust.
17578 (stmt_may_clobber_ref_p_1): New function split out from ...
17579 (stmt_may_clobber_ref_p): ... here.
17580 (maybe_skip_until): Adjust signature.
17581 (get_continuation_for_phi): Likewise.
17582 (walk_non_aliased_vuses): Likewise.
17583 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
17584 (ao_ref_init): Declare.
17585 (ao_ref_base): Likewise.
17586 (ao_ref_alias_set): Likewise.
17587 (stmt_may_clobber_ref_p_1): Likewise.
17588 (walk_non_aliased_vuses): Adjust.
17589 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
17590 (get_ref_from_reference_ops): remove.
17591 (vn_reference_lookup_2): Adjust signature.
17592 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
17593 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
17594 (vn_reference_lookup): Adjust.
17595 (vn_reference_insert): Likewise.
17596 (vn_reference_insert_pieces): Adjust signature.
17597 (visit_reference_op_call): Adjust.
17598 * tree-ssa-pre.c (get_expr_type): Simplify.
17599 (phi_translate_1): Adjust.
17600 (compute_avail): Likewise.
17601 (translate_vuse_through_block): Do not re-build trees.
17602 (value_dies_in_block_x): Likewise.
17603 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
17605 (vn_reference_lookup_pieces): Adjust declaration.
17606 (vn_reference_insert_pieces): Likewise.
17608 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
17610 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
17611 with checking disabled.
17613 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
17617 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
17618 macro definition for support of three-operand format aligned
17619 .comm directive in assembler on cygwin/pe/mingw target OS.
17620 * configure: Regenerate.
17621 * config.h: Regenerate.
17623 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
17624 aligned form of .comm directive if -mpe-aligned-commons is in effect.
17625 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
17627 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
17628 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
17630 2009-05-28 Ira Rosen <irar@il.ibm.com>
17632 PR tree-optimization/40254
17633 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
17634 in analysis of basic blocks.
17636 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
17638 PR middle-end/33699
17639 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
17640 * target-def.h (TARGET_CONST_ANCHOR): New macro.
17641 (TARGET_INITIALIZER): Use it.
17642 * cse.c (CHEAPER): Move it up to the other macros.
17643 (insert): Rename this ...
17644 (insert_with_costs): ... to this. Add cost parameters. Update
17646 (insert): New function. Call insert_with_costs.
17647 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
17648 find_reg_offset_for_const, try_const_anchors): New functions.
17649 (cse_insn): Call try_const_anchors. Adjust cost of src_related
17650 when using a const-anchor. Call insert_const_anchors.
17651 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
17652 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
17654 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17656 * tree-inline.c (remap_decls): Enable nonlocalized variables
17657 when not optimizing.
17659 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
17661 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
17662 Simplify other tests involving optimize.
17664 2009-05-27 Tom Tromey <tromey@redhat.com>
17666 * unwind-dw2.c (_Unwind_DebugHook): New function.
17667 (uw_install_context): Call _Unwind_DebugHook.
17669 2009-05-27 Tom Tromey <tromey@redhat.com>
17671 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
17673 2009-05-27 Ian Lance Taylor <iant@google.com>
17675 * Makefile.in (LINKER, LINKER_FLAGS): Define.
17676 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
17677 (ALL_LINKERFLAGS): Define.
17678 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
17679 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17680 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
17681 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17682 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
17683 $(LINKER_FOR_BUILD).
17684 (build/gcov-iov$(build_exeext)): Likewise.
17686 2009-05-27 Julian Brown <julian@codesourcery.com>
17688 * gcse.c (target.h): Include.
17689 (can_assign_to_reg_without_clobbers_p): Check that the target allows
17690 copy of argument to a pseudo register.
17692 2009-05-27 Diego Novillo <dnovillo@google.com>
17694 * tree-ssa-live.c (dump_scope_block): Document arguments.
17695 (dump_scope_blocks): Document.
17696 (debug_scope_blocks): New.
17697 * tree-flow.h (debug_scope_blocks): Declare.
17699 2009-05-21 Denis Chertykov <denisc@overta.ru>
17701 * doc/contrib.texi (Contributors): Add myself to the list.
17703 2009-05-27 Olivier Hainque <hainque@adacore.com>
17705 * expr.c (target_align): New function. Alignment the TARGET of an
17706 assignment may be assume to have.
17707 (highest_pow2_factor_for_target): Use it instead of relying on
17708 immediate tree attributes of TARGET, not necessarily honored when
17709 intermediate bitfields are involved.
17711 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
17714 * config/i386/driver-i386.c (host_detect_local_cpu): Support
17715 AVX, SSE4, AES, PCLMUL and POPCNT.
17717 2009-05-27 Diego Novillo <dnovillo@google.com>
17719 * tree-pretty-print.c (dump_location): New.
17720 (dump_generic_node): Call it.
17721 Factor code to handle BLOCK nodes ...
17722 (dump_block_node): ... here.
17724 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
17726 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
17728 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
17730 * gcc-plugin.h: Include config.h and system.h.
17731 (IN_GCC): Define if not defined.
17733 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
17735 PR middle-end/40249
17736 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
17739 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
17741 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
17743 * config/m32r/m32r.h: Ditto.
17744 * config/m32r/m32r.md: Ditto.
17745 * config/m32r/predicates.md: Ditto.
17747 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
17749 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
17751 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
17754 (Loading plugins): typo.
17755 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
17756 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17757 (Interacting with the GCC Garbage Collector): Added new section.
17758 (Giving information about a plugin): Added new section for
17760 * ggc.h (ggc_register_root_tab): Added declaration.
17761 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
17762 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
17763 (register_callback): Improved comment in declaration.
17764 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
17765 (extra_root_vec) Added static variable for dynamic roots registration.
17766 (ggc_register_root_tab) Added new routine.
17767 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
17768 PLUGIN_GGC_MARKING event.
17769 * ggc-zone.c: Include plugin.h.
17770 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17771 * ggc-page.c: Include plugin.h.
17772 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
17773 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
17774 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
17775 (register_callback): check lack of callbacks for
17776 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
17777 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
17778 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
17779 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
17780 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
17781 dependency on plugin.h.
17782 (plugin.o): Added dependency on ggc.h...
17784 2009-05-26 Richard Guenther <rguenther@suse.de>
17786 PR middle-end/40248
17788 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
17789 with mismatched comparison modes.
17791 * expr.c (expand_expr_real_1): Expand the operand of a
17792 VIEW_CONVERT_EXPR in its natural mode.
17794 2009-05-26 Ian Lance Taylor <iant@google.com>
17796 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
17797 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
17798 (ALL_COMPILERFLAGS): Define.
17799 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
17800 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
17801 (collect2$(exeext), collect2.o): Likewise.
17802 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
17803 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
17804 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
17805 (libbackend.o, intl.o, cppdefault.o): Likewise.
17806 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
17807 (build/%.o): Use $(COMPILER_FOR_BUILD).
17808 (build/gen%$(build_exeext)): Likewise.
17809 (build/gcov-iov$(build_exeext)): LIkewise.
17810 * config/t-darwin (darwin.o): Use $(COMPILER).
17811 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
17812 * config/t-sol2 (sol2-c.o): Likewise.
17813 (sol2.o): Likewise.
17814 * config/t-vxworks (vxworks.o): Likewise.
17815 * config/x-darwin (host-darwin.o): Likewise.
17816 * config/x-hpux (host-hpux.o): Likewise.
17817 * config/x-linux (host-linux.o): Likewise.
17818 * config/x-solaris (host-solaris.o): Likewise.
17819 * config/alpha/x-alpha (driver-alpha.o): Likewise.
17820 * config/arm/t-arm (arm-c.o): Likewise.
17821 * config/arm/t-pe (pe.o): Likewise.
17822 * config/arm/t-wince-pe (pe.o): Likewise.
17823 * config/i386/t-cygming (winnt.o): Likewise.
17824 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
17825 * config/i386/t-cygwin (cygwin1.o): Likewise.
17826 (cygwin2.o): Likewise.
17827 * config/i386/t-i386 (i386-c.o): Likewise.
17828 * config/i386/t-interix (winnt.o): Likewise.
17829 * config/i386/t-netware (netware.o): Likewise.
17830 * config/i386/t-nwld (nwld.o): Likewise.
17831 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
17832 * config/i386/x-i386 (driver-i386.o): Likewise.
17833 * config/i386/x-cygwin (host-cygwin.o): Likewise.
17834 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
17835 * config/ia64/t-ia64 (ia64-c.o): Likewise.
17836 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
17837 * config/mips/x-native (driver-native.o): Likewise.
17838 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
17839 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
17840 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
17841 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
17842 * config/score/t-score-elf (score7.o): Likewise.
17843 (score3.o): Likewise.
17844 * config/sh/t-sh (sh-c.o): Likewise.
17845 * config/sh/t-symbian (sh-c.o): Likewise.
17846 (symbian.o): Likewise.
17847 * config/spu/t-spu-elf (spu-c.o): Likewise.
17848 * config/v850/t-v850 (v850-c.o): Likewise.
17849 * config/v850/t-v850e (v850-c.o): Likewise.
17851 2009-05-26 Richard Guenther <rguenther@suse.de>
17853 PR tree-optimization/40122
17854 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
17855 VECTOR_CSTs if possible.
17856 (fold_gimple_assign): Likewise.
17858 2009-05-26 Richard Guenther <rguenther@suse.de>
17860 PR middle-end/40252
17861 * fold-const.c (fold_binary): Use the correct types for building
17864 2009-05-26 Richard Guenther <rguenther@suse.de>
17866 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
17867 redundant calls to merge_alias_info.
17868 (bump_vector_ptr): Likewise.
17869 * tree-ssa-copy.c (merge_alias_info): Remove.
17870 (replace_exp_1): Remove call to merge_alias_info.
17871 (propagate_tree_value): Likewise.
17872 (fini_copy_prop): Propagate points-to info.
17873 * tree-flow.h (merge_alias_info): Remove.
17875 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
17877 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
17879 2009-05-25 Jan Hubicka <jh@suse.cz>
17881 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17882 * cgraph.h (struct inline_summary): New filed self_wize,
17883 size_inlining_benefit, self_time and time_inlining_benefit.
17884 (struct cgraph_global_info): Replace insns by time ans size fields.
17885 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17886 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17887 (ipcp_update_callgraph): Do not touch function bodies.
17888 * ipa-inline.c: Include except.h
17889 (MAX_TIME): New constant.
17890 (overall_insns): Remove.
17891 (leaf_node_p): New.
17892 (overall_size, max_benefit): New static variables.
17893 (cgraph_estimate_time_after_inlining): New function.
17894 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17895 (cgraph_clone_inlined_nodes): Update size.
17896 (cgraph_mark_inline_edge): Update size.
17897 (cgraph_estimate_growth): Use size info.
17898 (cgraph_check_inline_limits): Check size.
17899 (cgraph_default_inline_p): Likewise.
17900 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17901 (cgraph_decide_recursive_inlining): Check size.
17902 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17904 (cgraph_decide_inlining): Likewise.
17905 (cgraph_decide_inlining_incrementally): Likewise; honor
17906 PARAM_EARLY_INLINING_INSNS.
17907 (likely_eliminated_by_inlining_p): New predicate.
17908 (estimate_function_body_sizes): New function.
17909 (compute_inline_parameters): Use it.
17910 * except.c (must_not_throw_labels): New function.
17911 * except.h (must_not_throw_labels): Declare.
17912 * tree-inline.c (init_inline_once): Kill inlining_weigths
17913 * tree-ssa-structalias.c: Avoid uninitialized warning.
17914 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17915 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17916 (PARAM_INLINE_CALL_COST): Remove.
17917 (PARAM_EARLY_INLINING_INSNS): New.
17919 2009-05-25 Richard Guenther <rguenther@suse.de>
17921 PR tree-optimization/36327
17922 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
17923 callback for reference translation or lookup at the point of may-defs.
17924 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
17925 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
17926 for union COMPONENT_REFs.
17927 (vn_reference_lookup_3): New callback. Lookup from memset
17928 and CONSTRUCTOR assignment, translate through struct copies.
17929 (vn_reference_lookup_pieces): Make sure to not free the
17930 passed operands array. Adjust walk_non_aliased_vuses call.
17931 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
17932 make sure we do not leak memory.
17934 2009-05-25 Richard Guenther <rguenther@suse.de>
17936 * tree-ssa-alias.h (dump_points_to_solution): Declare.
17937 * tree-inline.c (expand_call_inline): Reset the escaped and
17938 callused solutions.
17939 * tree-ssa-structalias.c (pass_build_ealias): New.
17940 * tree-pass.h (pass_build_ealias): Declare.
17941 * passes.c (init_optimization_passes): Add PTA during
17942 early optimizations.
17943 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
17944 and CALLUSED solutions.
17945 (dump_points_to_solution): New function, split out from ...
17946 (dump_points_to_info_for): ... here.
17947 * tree-parloops.c (parallelize_loops): Reset the escaped and
17948 callused solutions.
17950 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17953 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
17954 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
17956 2009-05-25 Ira Rosen <irar@il.ibm.com>
17958 PR tree-optimization/40238
17959 * tree-vect-stmts.c (vect_init_vector): Insert initialization
17960 statements after basic block's labels.
17961 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
17962 to free the allocated memory.
17964 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
17966 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
17967 return address with a USE.
17969 2009-05-24 Richard Guenther <rguenther@suse.de>
17971 PR middle-end/40233
17972 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
17973 array type from the main variant of the inner type.
17975 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
17977 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
17978 definition to bool (from int) to un-break build.
17979 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
17981 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
17983 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
17984 discard_stmt_changes): Delete.
17985 * tree-ssa-operands.c (scb_stack): Delete.
17986 (init_ssa_operands): Do not initialize it.
17987 (fini_ssa_operands): Do not free it.
17988 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
17990 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
17991 update_stmt, remove the others. Fix comments.
17992 * tree-dfa.c (optimize_stack_restore): Likewise.
17993 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
17994 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
17995 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17996 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
17998 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
17999 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
18000 (dom_opt_finalize_block): Likewise, adjusting access to
18002 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
18003 (stmts_to_rescan): Change item type to gimple.
18004 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
18006 2009-05-24 Ira Rosen <irar@il.ibm.com>
18008 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
18009 * tree-pass.h (pass_slp_vectorize): New pass.
18010 * params.h (SLP_MAX_INSNS_IN_BB): Define.
18011 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
18012 * tree-vectorizer.c (timevar.h): Include.
18013 (user_vect_verbosity_level): Declare.
18014 (vect_location): Fix comment.
18015 (vect_set_verbosity_level): Update user_vect_verbosity_level
18016 instead of vect_verbosity_level.
18017 (vect_set_dump_settings): Add an argument. Ignore user defined
18018 verbosity if dump flags require higher level of verbosity. Print to
18019 stderr only for loop vectorization.
18020 (vectorize_loops): Update call to vect_set_dump_settings.
18021 (execute_vect_slp): New function.
18022 (gate_vect_slp): Likewise.
18023 (struct gimple_opt_pass pass_slp_vectorize): New.
18024 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
18025 access its members.
18026 (vec_info_for_bb): New function.
18027 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
18028 (VECTORIZATION_ENABLED): New macro.
18029 (SLP_ENABLED, SLP_DISABLED): Likewise.
18030 (vect_is_simple_use): Add bb_vec_info argument.
18031 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
18032 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
18033 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
18034 vect_schedule_slp, vect_analyze_slp): Likewise.
18035 (vect_analyze_stmt): Add slp_tree argument.
18036 (find_bb_location): Declare.
18037 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
18038 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
18039 (vect_analyze_loop_operations, vect_analyze_loop,
18040 get_initial_def_for_induction, vect_create_epilog_for_reduction,
18041 vect_finalize_reduction, vectorizable_reduction,
18042 vectorizable_live_operation, vect_transform_loop): Likewise.
18043 * tree-data-ref.c (dr_analyze_innermost): Update comment,
18044 skip evolution analysis if analyzing a basic block.
18045 (dr_analyze_indices): Likewise.
18046 (initialize_data_dependence_relation): Skip the test whether the
18047 object is invariant for basic blocks.
18048 (compute_all_dependences): Skip dependence analysis for data
18049 references in basic blocks.
18050 (find_data_references_in_stmt): Don't fail in case of invariant
18051 access in basic block.
18052 (find_data_references_in_bb): New function.
18053 (find_data_references_in_loop): Move code to
18054 find_data_references_in_bb and add a call to it.
18055 (compute_data_dependences_for_bb): New function.
18056 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
18057 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
18059 (vect_analyze_data_ref_dependence): Check for interleaving in case of
18060 unknown dependence in basic block and fail in case of dependence in
18062 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
18063 dependence instances from either loop or basic block vectorization
18065 (vect_compute_data_ref_alignment): Check if it is loop vectorization
18066 before calling nested_in_vect_loop_p.
18067 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
18068 dependence instances from either loop or basic block vectorization
18070 (vect_verify_datarefs_alignment): Likewise.
18071 (vect_enhance_data_refs_alignment): Adjust function calls.
18072 (vect_analyze_data_refs_alignment): Likewise.
18073 (vect_analyze_group_access): Fix printing. Skip different checks if
18074 DR_STEP is 0. Keep strided stores either in loop or basic block
18075 vectorization data structure. Fix indentation.
18076 (vect_analyze_data_ref_access): Fix comments, allow zero step in
18078 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
18079 dependence instances from either loop or basic block vectorization
18081 (vect_analyze_data_refs): Update comment. Call
18082 compute_data_dependences_for_bb to analyze basic blocks.
18083 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
18084 case of loop vectorization. In case of basic block vectorization use
18085 data-ref itself as a base.
18086 (vect_create_data_ref_ptr): In case of basic block vectorization:
18087 don't advance the pointer, add new statements before the current
18088 statement. Adjust function calls.
18089 (vect_supportable_dr_alignment): Support only aligned accesses in
18090 basic block vectorization.
18091 * common.opt (ftree-slp-vectorize): New flag.
18092 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
18093 (vect_pattern_recog_1): Likewise.
18094 * tree-vect-stmts.c (process_use): Likewise.
18095 (vect_init_vector): Add new statements in the beginning of the basic
18096 block in case of basic block SLP.
18097 (vect_get_vec_def_for_operand): Adjust function calls.
18098 (vect_finish_stmt_generation): Likewise.
18099 (vectorizable_call): Add assert that it is loop vectorization, adjust
18101 (vectorizable_conversion, vectorizable_assignment): Likewise.
18102 (vectorizable_operation): In case of basic block SLP, take
18103 vectorization factor from statement's type and skip the relevance
18104 check. Adjust function calls.
18105 (vectorizable_type_demotion): Add assert that it is loop
18106 vectorization, adjust function calls.
18107 (vectorizable_type_promotion): Likewise.
18108 (vectorizable_store): Check for outer loop only in case of loop
18109 vectorization. Adjust function calls. For basic blocks, skip the
18110 relevance check and don't advance pointers.
18111 (vectorizable_load): Likewise.
18112 (vectorizable_condition): Add assert that it is loop vectorization,
18113 adjust function calls.
18114 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
18115 that it is not reduction, get vector type, call only supported
18116 functions, skip loop specific parts.
18117 (vect_transform_stmt): Check for outer loop only in case of loop
18119 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
18120 (vect_is_simple_use): Fix comment, add new argument, fix conditions
18121 for external definition.
18122 * passes.c (pass_slp_vectorize): New pass.
18123 * tree-vect-slp.c (find_bb_location): New function.
18124 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
18125 check for patterns only in loops.
18126 (vect_build_slp_tree): Add argument, adjust function calls, fail in
18127 case of multiple types in basic block SLP.
18128 (vect_mark_slp_stmts_relevant): New function.
18129 (vect_supported_load_permutation_p): Fix comment.
18130 (vect_analyze_slp_instance): Add argument. In case of basic block
18131 SLP, take vectorization factor from statement's type, check that
18132 unrolling factor is 1. Adjust function call. Save SLP instance in
18133 either loop or basic block vectorization structure. Return FALSE,
18135 (vect_analyze_slp): Add argument. Get strided stores groups from
18136 either loop or basic block vectorization structure. Return FALSE
18137 if basic block SLP failed.
18138 (new_bb_vec_info): New function.
18139 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
18140 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
18141 (vect_schedule_slp): Add argument. Get SLP instances from either
18142 loop or basic block vectorization structure. Set vectorization factor
18143 to be 1 for basic block SLP.
18144 (vect_slp_transform_bb): New function.
18145 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
18147 2009-05-23 Mark Mitchell <mark@codesourcery.com>
18149 * final.c (shorten_branches): Do not align labels for jump tables.
18150 (final_scan_insn): Use JUMP_TABLE_DATA_P.
18152 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
18154 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
18155 Remove outdated reference to flow.c and fix nits.
18156 * doc/gccint.texi: Tweak RTL description.
18157 * doc/rtl.texi: Likewise.
18159 2009-05-23 Denis Chertykov <chertykov@gmail.com>
18161 * config/avr/avr.c: Change my email address.
18162 * config/avr/avr.h: Likewise.
18163 * config/avr/avr.md: Likewise.
18164 * config/avr/avr-protos.h: Likewise.
18165 * config/avr/libgcc.S: Likewise.
18167 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
18169 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
18170 (spu_split_load, spu_split_store): Change return type to int.
18171 (spu_split_convert): Declare.
18172 * config/spu/predicates.md (spu_mem_operand): Remove.
18173 (spu_mov_operand): Update.
18174 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
18175 * config/spu/spu.c (regno_aligned_for_load): Remove.
18176 (reg_aligned_for_addr, spu_expand_load): Define.
18177 (spu_expand_extv): Reimplement and handle MEM.
18178 (spu_expand_insv): Handle MEM.
18179 (spu_sched_reorder): Handle insn's with length 0.
18180 (spu_legitimate_address_p): Reimplement.
18181 (store_with_one_insn_p): Return TRUE for any mode with size
18182 larger than 16 bytes.
18183 (address_needs_split): Define.
18184 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
18186 (spu_convert_move): Define.
18187 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
18188 (spu_split_store): Change all MEM's to TImode.
18189 (spu_init_expanders): Preallocate registers that correspond to
18190 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
18192 (spu_split_convert): Define.
18193 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
18194 (_move<mode>, _movdi, _movti): Update predicate and condition.
18195 (load, store): Change to define_split.
18196 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
18198 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
18199 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
18200 define_insn_and_split of lshr<mode>3.
18201 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
18202 (<v>ashr<mode>3_imm): Define.
18203 (extv, extzv, insv): Allow MEM operands.
18204 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
18205 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
18206 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
18207 (_spu_convert2): Change to define_insn_and_split and remove the
18208 corresponding define_peephole2.
18209 (stack_protect_set, stack_protect_test, stack_protect_test_si):
18210 Change predicates to memory_operand.
18212 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18214 * config/arm/thumb2.md: Add 16-bit multiply instructions.
18216 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
18218 PR tree-optimization/40219
18219 * tree.c (iterative_hash_expr): Make sure the builtin function is
18220 a normal builtin function and not a front end or back end builtin
18221 before indexing into the built_in_decls array.
18223 2009-05-22 Richard Guenther <rguenther@suse.de>
18225 PR middle-end/38964
18226 * alias.c (write_dependence_p): Do not use TBAA for answering
18227 anti-dependence or output-dependence.
18228 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
18229 (emit_pointer_definition): Remove.
18230 (emit_alias_warning): Likewise.
18231 (find_what_var_points_to): Remove TBAA pruning code.
18232 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
18234 (compute_points_to_sets): Remove code computing the set of
18235 dereferenced pointers.
18236 * tree-data-ref.c (dr_may_alias_p): Properly use the split
18237 oracle for querying anti and output dependencies.
18238 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
18239 if TBAA may be applied.
18240 (refs_anti_dependent_p): New function.
18241 (refs_output_dependent_p): Likewise.
18242 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
18243 (refs_output_dependent_p): Likewise.
18244 * doc/tree-ssa.texi (Memory model): New section.
18245 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18246 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18247 * cfgexpand.c (expand_gimple_basic_block): Do not handle
18248 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
18249 * expr.c (expand_expr_real_1): Likewise.
18250 * gimple-low.c (lower_stmt): Likewise.
18251 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
18252 (dump_gimple_cdt): Remove.
18253 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18254 (gimple_size): Likewise.
18255 (walk_gimple_op): Likewise.
18256 (is_gimple_stmt): Likewise.
18257 (walk_stmt_load_store_addr_ops): Likewise.
18258 (gimple_build_cdt): Remove.
18259 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
18260 * gimple.h (gimple_cdt_new_type): Remove.
18261 (gimple_cdt_new_type_ptr): Likewise.
18262 (gimple_cdt_set_new_type): Likewise.
18263 (gimple_cdt_location): Likewise.
18264 (gimple_cdt_location_ptr): Likewise.
18265 (gimple_cdt_set_location): Likewise.
18266 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18267 * tree-cfg.c (remove_useless_stmts_1): Do not handle
18268 GIMPLE_CHANGE_DYNAMIC_TYPE.
18269 (verify_types_in_gimple_stmt): Likewise.
18270 * tree-inline.c (estimate_num_insns): Likewise.
18271 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
18272 (copy_decl_to_var): Likewise.
18273 (copy_result_decl_to_var): Likewise.
18274 * tree-pretty-print.c (dump_generic_node): Do not handle
18275 CHANGE_DYNAMIC_TYPE_EXPR.
18276 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
18277 * tree-ssa-operands.c (get_expr_operands): Likewise.
18278 * tree-ssa-structalias.c (struct variable_info): Remove
18279 no_tbaa_pruning member.
18280 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
18281 (unify_nodes): Do not copy it.
18282 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
18283 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
18284 (set_uids_in_ptset): Do not check it.
18285 (find_what_var_points_to): Likewise.
18286 (compute_tbaa_pruning): Remove.
18287 (compute_points_to_sets): Do not call it.
18288 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
18289 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
18290 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
18291 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
18292 (DECL_NO_TBAA_P): Likewise.
18293 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
18294 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
18295 (expand_omp_atomic_pipeline): Do not set it.
18296 * print-tree.c (print_node): Do not dump it.
18297 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
18300 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
18303 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
18306 2009-05-22 Mark Mitchell <mark@codesourcery.com>
18308 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
18311 2009-05-22 Ben Elliston <bje@au.ibm.com>
18313 * Makefile.in (bversion.h, s-bversion): New targets.
18314 (TOPLEV_H): Add bversion.h.
18315 * toplev.h: Include "bversion.h".
18316 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
18317 the __format__ attribute only if compiling with the same version
18318 of GCC as the sources (the "build version").
18320 2009-05-22 Ben Elliston <bje@au.ibm.com>
18322 * c-format.c (handle_format_attribute): Fix comment typo.
18324 2009-05-21 Steve Ellcey <sje@cup.hp.com>
18327 * config/ia64/ia64.opt (mfused-madd): New.
18328 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
18329 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
18330 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
18331 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
18332 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
18333 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
18334 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
18335 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
18336 instruction if !TARGET_FUSED_MADD.
18337 (fpma, fpms): Remove colon from name.
18339 2009-05-22 Richard Guenther <rguenther@suse.de>
18341 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
18342 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
18343 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
18345 (create_expression_by_pieces): Only convert if necessary.
18346 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
18347 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
18349 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
18351 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
18352 regular pattern from a template and rename it ...
18353 (*extzv_truncsi_exts): ... to this.
18355 2009-05-21 Richard Guenther <rguenther@suse.de>
18357 * cgraph.h (struct cgraph_node): Remove inline_decl member.
18358 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
18359 (cgraph_default_inline_p): Likewise.
18360 (cgraph_decide_inlining_incrementally): Likewise.
18362 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
18363 Uros Bizjak <ubizjak@gmail.com>
18365 * config/i386/cpuid.h (bit_MOVBE): New.
18367 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
18369 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
18370 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
18371 (ix86_handle_option): Handle OPT_mmovbe.
18372 (ix86_target_string): Add -mmovbe.
18373 (pta_flags): Add PTA_MOVBE.
18374 (processor_alias_table): Add PTA_MOVBE to "atom".
18375 (override_options): Handle PTA_MOVBE.
18377 * config/i386/i386.h (TARGET_MOVBE): New.
18379 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
18380 (*bswapsi_movbe): New.
18381 (*bswapdi_movbe): Likewise.
18382 (bswapdi2): Renamed to ...
18383 (*bswapdi_1): This.
18384 (bswapdi2): New expander.
18386 * config/i386/i386.opt (mmovbe): New.
18388 * doc/invoke.texi: Document -mmovbe.
18390 2009-05-21 Taras Glek <tglek@mozilla.com>
18392 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
18393 * gcc-plugin.h (plugin_init): Updated signature.
18394 * gcc-plugin.h (plugin_name_args): Moved to this header.
18395 * doc/plugins.texi (plugin_init): Updated documention to reflect
18397 * doc/plugins.texi (plugin_name_args): Added to documention.
18399 2009-05-21 Mark Mitchell <mark@codesourcery.com>
18401 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
18402 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
18404 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
18406 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
18407 JUMP_TABLE_DATA_P predicates where applicable.
18408 * config/i386/predicates.md: Ditto.
18409 * config/i386/sse.md: Ditto.
18411 2009-05-21 Jakub Jelinek <jakub@redhat.com>
18413 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
18414 operand2 -128 override length_immediate attribute to 1.
18415 * config/i386/predicates.md (constm128_operand): New predicate.
18417 * config/i386/i386.c (memory_address_length): Handle %r12
18418 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
18420 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
18421 mode look through optional ZERO_EXTEND and SUBREG.
18422 * config/i386/i386.md (R12_REG): New define_constant.
18423 (prefix_data16): For sse unit set also for MODE_TI insns.
18424 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
18425 insns set if operand 1 is ext_QIreg_operand.
18426 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
18427 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
18429 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
18430 mode from MODE_DI to MODE_SI.
18431 (movdi_1_rex64): Override modrm and length_immediate attributes
18432 only for movabs (TYPE_IMOV, alternative 2).
18433 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
18434 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
18435 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
18436 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
18437 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
18438 prefix_rex attribute if DImode.
18439 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
18440 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
18441 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
18442 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
18443 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
18444 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
18445 Likewise. For TYPE_IMOV clear length_immediate attribute.
18446 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
18447 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
18448 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
18449 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
18450 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
18451 or one operand TYPE_ISHIFT.
18452 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
18453 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
18454 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
18455 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
18456 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
18457 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
18458 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
18459 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
18460 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
18461 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
18462 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
18463 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
18464 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
18465 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
18466 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
18467 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
18468 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
18469 set mode attribute, don't override length attribute.
18470 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
18472 (return_internal_long): Set length attribute to 2 instead of 1.
18473 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
18474 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
18475 prefix_rex attribute.
18476 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
18478 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
18480 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18482 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
18484 2009-05-20 Ian Lance Taylor <iant@google.com>
18486 * tree.c (build_tree_list_vec_stat): New function.
18487 (ctor_to_vec): New function.
18488 (build_nt_call_vec): New function.
18489 (build_call_array): Change args to be a const pointer.
18490 (build_call_vec): New function.
18491 * tree.h (build_nt_call_vec): Declare.
18492 (build_tree_list_vec_stat): Declare.
18493 (build_tree_list_vec): Define.
18494 (build_call_array): Update declaration.
18495 (build_call_vec): Declare.
18496 (ctor_to_vec): Declare.
18497 * c-common.c (tree_vector_cache): New static variable.
18498 (make_tree_vector): New function.
18499 (release_tree_vector): New function.
18500 (make_tree_vector_single): New function.
18501 (make_tree_vector_copy): New function.
18502 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
18503 (make_tree_vector_single, make_tree_vector_copy): Declare.
18504 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
18505 (c_parser_expr_list): Don't manage cache here, instead call
18507 (c_parser_release_expr_list): Remove static function.
18508 (c_parser_vec_to_tree_list): Remove static function.
18509 (c_parser_attributes): Call build_tree_list_vec instead of
18510 c_parser_vec_to_tree_list. Call release_tree_vector instead of
18511 c_parser_release_expr_list.
18512 (c_parser_postfix_expression_after_primary): Likewise.
18513 (c_parser_objc_keywordexpr): Likewise.
18515 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
18517 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
18518 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
18519 TARGET_CONVERT_TO_TYPE.
18520 * hooks.c (hook_tree_const_tree_null): Define.
18521 * hooks.h (hook_tree_const_tree_null): Declare.
18522 * target.h (struct gcc_target): Add invalid_parameter_type,
18523 invalid_return_type, promoted_type, and convert_to_type fields.
18524 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
18525 (TARGET_INVALID_RETURN_TYPE): Define.
18526 (TARGET_PROMOTED_TYPE): Define.
18527 (TARGET_CONVERT_TO_TYPE): Define.
18528 (TARGET_INITIALIZER): Update for new fields.
18529 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
18530 (grokparms): Check targetm.invalid_parameter_type.
18531 * c-typeck.c (default_conversion): Check targetm.promoted_type.
18532 * c-convert.c (convert): Check targetm.convert_to_type.
18534 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
18536 * config/mips/mips.md (*extenddi_truncate<mode>,
18537 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
18539 (*extendhi_truncateqi): New define_insn_and_sptit.
18541 2009-05-20 Jakub Jelinek <jakub@redhat.com>
18543 PR middle-end/40204
18544 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
18545 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
18547 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
18549 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
18550 the operand of VIEW_CONVERT_EXPR.
18552 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
18554 * config/i386/driver-i386.c (host_detect_local_cpu): Check
18555 extended family and model for Intel processors. Support Intel Atom.
18557 2009-05-20 Olivier Hainque <hainque@adacore.com>
18559 * gstab.h (stab_code_type): Define, to be used instead of the
18560 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
18562 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
18563 occurrences by stab_code_type.
18564 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
18566 2009-05-20 Martin Jambor <mjambor@suse.cz>
18568 * tree-flow.h (insert_edge_copies_seq): Undeclare.
18569 (sra_insert_before): Likewise.
18570 (sra_insert_after): Likewise.
18571 (sra_init_cache): Likewise.
18572 (sra_type_can_be_decomposed_p): Likewise.
18573 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
18574 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
18575 (sra_insert_before): Likewise.
18576 (sra_insert_after): Likewise.
18577 (sra_init_cache): Likewise.
18578 (insert_edge_copies_seq): Made static and moved upwards.
18580 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
18583 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
18585 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
18586 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
18589 2009-05-20 Richard Guenther <rguenther@suse.de>
18591 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
18592 with mismatched comparison modes.
18594 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18596 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
18597 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
18598 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
18599 with shifts for Thumb2.
18600 (orsi_notsi): New for orn.
18601 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
18602 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
18603 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
18604 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
18605 Don't invert remainder for IOR.
18607 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
18609 PR tree-optimization/40087
18610 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
18611 number_of_iterations_ne): Rename never_infinite argument.
18612 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
18613 number_of_iterations_le): Handle pointer-type ivs when
18614 exit_must_be_taken is false.
18615 (number_of_iterations_cond): Do not always assume that
18616 exit_must_be_taken if the control variable is a pointer.
18618 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
18620 * c-typeck.c (build_binary_op): Allow % on integal vectors.
18621 * doc/extend.texi (Vector Extension): Document that % is allowed too.
18623 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
18625 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
18626 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
18628 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18631 * c.opt (Wlogical-op): Disabled by default.
18632 * c-opt (c_common_post_options): Do not enable Wlogical-op with
18634 * doc/invoke.texi (Wlogical-op): Likewise.
18636 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
18638 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
18640 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
18641 Propagate the type of the first operand.
18642 <ASSERT_EXPR>: Simplify.
18643 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
18644 Rewrite using the RHS code as discriminant.
18645 <NOP_EXPR>: Turn into CASE_CONVERT.
18646 <PLUS_EXPR>: Propagate the type of the first operand.
18648 2009-05-19 Steve Ellcey <sje@cup.hp.com>
18650 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
18651 (ia64_dconst_0_375): New.
18652 * config/ia64/ia64.c (ia64_override_options): Remove
18653 -minline-sqrt-min-latency warning.
18654 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
18655 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
18656 * config/ia64/ia64.md (*sqrt_approx): Remove.
18657 (sqrtsf2): Remove #if 0.
18658 (sqrtsf2_internal_thr): Rewrite and move to div.md.
18659 (sqrtdf): Remove assert.
18660 (sqrtdf2_internal_thr): Rewrite and move to div.md.
18661 (sqrtxf2): Remove #if 0.
18662 (sqrtxf2_internal_thr): Rewrite and move to div.md.
18663 * div.md (sqrt_approx_rf): New.
18664 (sqrtsf2_internal_thr): New implementation.
18665 (sqrtsf2_internal_lat): New.
18666 (sqrtdf2_internal_thr: New implementation.
18667 (sqrtxf2_internal): New implementation.
18669 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
18670 Hans-Peter Nilsson <hp@axis.com>
18672 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
18673 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
18674 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
18675 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
18676 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
18677 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
18678 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
18679 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
18680 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
18681 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
18682 * c-common.c: ...from here.
18684 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18686 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
18688 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18690 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
18692 2009-05-19 Ben Elliston <bje@au.ibm.com>
18694 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
18695 assignments with memcpy calls.
18696 (add_fdes): Likewise.
18697 (binary_search_unencoded_fdes): Likewise.
18698 (linear_search_fdes): Eliminate type puns.
18700 2009-05-19 Richard Guenther <rguenther@suse.de>
18702 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
18703 not falsely claim to have propagated into all uses.
18705 2009-05-19 Ben Elliston <bje@au.ibm.com>
18707 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
18710 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18712 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
18713 * config/sh/sh.c (sh_legitimate_address_p): Make static.
18714 (TARGET_LEGITIMATE_ADDRESS_P): New.
18715 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
18716 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
18718 2009-05-18 Dodji Seketeli <dodji@redhat.com>
18721 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
18722 child of the containing namespace's DIE.
18724 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
18726 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
18727 *zero_extendhi_truncqi): Move after the zero_extend patterns.
18728 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
18731 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
18734 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
18735 gen_align with gen_pad.
18736 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
18737 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
18739 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
18740 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
18742 * config/i386/i386.md (align): Renamed to ...
18743 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
18744 ASM_OUTPUT_MAX_SKIP_PAD.
18746 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
18748 * config.gcc: Fix variable syntax.
18751 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
18752 before calling exact_log2.
18753 (output_iorsi3): Likewise.
18754 (output_xorsi3): Likewise.
18756 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
18758 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
18759 for the none zero constant operand except for EQ and NE
18760 comprisons even when the first operand is R0.
18762 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
18764 * config/s390/2064.md: Remove trailing whitespaces.
18765 * config/s390/2084.md: Likewise.
18766 * config/s390/constraints.md: Likewise.
18767 * config/s390/fixdfdi.h: Likewise.
18768 * config/s390/libgcc-glibc.ver: Likewise.
18769 * config/s390/s390-modes.def: Likewise.
18770 * config/s390/s390-protos.h: Likewise.
18771 * config/s390/s390.c: Likewise.
18772 * config/s390/s390.h: Likewise.
18773 * config/s390/s390.md: Likewise.
18774 * config/s390/tpf-unwind.h: Likewise.
18776 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18778 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
18780 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
18783 * configure.ac (m68k-*-*): Check if binutils support TLS.
18784 * configure: Regenerate.
18785 * config/m68k/predicates.md (symbolic_operand): Extend comment.
18786 * config/m68k/constraints.md (Cu): New constraint.
18787 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
18788 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
18789 (movsi): Handle TLS symbols.
18790 (addsi3_5200): Handle XTLS symbols, indent.
18791 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
18792 (m68k_tls_reference_p): Declare.
18793 (m68k_legitimize_address): Declare.
18794 (m68k_unwrap_symbol): Declare.
18795 * config/m68k/m68k.opt (mxtls): New option.
18796 * config/m68k/m68k.c (ggc.h): Include.
18797 (m68k_output_dwarf_dtprel): Implement hook.
18798 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
18799 (m68k_expand_prologue): Load GOT pointer when function needs it.
18800 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
18801 (m68k_legitimate_constant_address_p): Same.
18802 (m68k_decompose_address): Handle TLS references.
18803 (m68k_get_gp): New static function.
18804 (enum m68k_reloc): New contants.
18805 (TLS_RELOC_P): New macro.
18806 (m68k_wrap_symbol): New static function.
18807 (m68k_unwrap_symbol): New function.
18808 (m68k_final_prescan_insn_1): New static function.
18809 (m68k_final_prescan_insn): New function.
18810 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
18812 (legitimize_pic_address): Handle TLS references..
18813 (m68k_tls_get_addr, m68k_get_tls_get_addr)
18814 (m68k_libcall_value_in_a0_p)
18815 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
18816 (m68k_call_m68k_read_tp): Helper variables and functions for ...
18817 (m68k_legitimize_tls_address): Handle TLS references.
18818 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
18820 (m68k_legitimize_address): Handle TLS symbols.
18821 (m68k_get_reloc_decoration): New static function.
18822 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
18824 (m68k_output_dwarf_dtprel): Implement hook.
18825 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
18826 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
18827 m68k_call_* routines.
18828 (sched_attr_op_type): Handle TLS symbols.
18829 (gt-m68k.h): Include.
18830 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
18831 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
18833 2009-05-18 Martin Jambor <mjambor@suse.cz>
18835 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
18836 (visit_store_addr_for_mod_analysis): New function.
18837 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
18838 (determine_cst_member_ptr): Use gimple_assign_single_p.
18839 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
18840 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
18841 operands. Don't check number of operands of a NOP_EXPR.
18843 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
18845 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
18847 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
18850 * c-common.c (warn_logical_operator): Don't warn if one of
18851 expression isn't always true or false.
18853 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
18855 * config/i386/biarch32.h: New file.
18856 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
18858 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
18860 * config/mips/mips.md (*zero_extend<mode>_trunchi,
18861 *zero_extend<mode>_truncqi): Merge these into ...
18862 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
18863 Name the pattern following this as *zero_extendhi_truncqi.
18865 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
18867 PR middle-end/39301
18868 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
18869 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
18870 (output_info): Make field HOST_WIDEST_INT.
18871 (print_statistics): Use HOST_WIDEST_INT_PRINT.
18872 (dump_bitmat_statistics): Same.
18874 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
18876 * config.gcc (use_gcc_stdint): Set to wrap.
18877 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
18878 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
18879 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
18880 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
18881 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
18882 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
18883 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
18884 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
18886 2009-05-16 Joseph Myers <joseph@codesourcery.com>
18888 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
18890 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
18891 Move definitions earlier.
18892 (OPT_ARCH64, OPT_ARCH32): Define.
18893 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
18896 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18899 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
18902 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
18904 * arm.md (movdi2): Copy non-reg values to DImode registers.
18906 2009-05-16 Jakub Jelinek <jakub@redhat.com>
18909 * final.c (label_to_max_skip): New function.
18910 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
18911 CODE_LABEL_NUMBER <= max_labelno.
18912 * output.h (label_to_max_skip): New prototype.
18913 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
18914 (ix86_avoid_jump_mispredicts): ... this. Don't define if
18915 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
18916 Handle CODE_LABELs with >= 16 byte alignment or with
18917 max_skip == (1 << align) - 1.
18918 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
18919 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
18922 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
18923 .p2align 3 if MAX_SKIP is smaller than 7.
18924 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
18926 2009-05-15 Ian Lance Taylor <iant@google.com>
18928 * alias.c (struct alias_set_entry_d): Rename from struct
18929 alias_set_entry. Change all uses.
18930 * except.c (struct call_site_record_d): Rename from struct
18931 call_site_record. Change all uses.
18932 * except.h (struct eh_region_d): Rename from struct eh_region.
18934 * gcse.c (struct hash_table_d): Rename from struct hash_table.
18936 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
18937 ivtype_map_elt. Change all uses.
18938 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
18940 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
18941 * graphite.h (struct name_tree_d): Rename from struct name_tree.
18943 (struct sese_d): Rename from struct sese. Change all uses.
18944 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
18945 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
18946 * optabs.h (struct optab_d): Rename from struct optab. Change all
18948 (struct convert_optab_d): Rename from struct convert_optab.
18950 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
18951 ipa_opt_pass. Change all uses.
18952 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
18955 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
18956 defined as a typedef.
18957 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
18960 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18963 * fold-const.c (make_range,build_range_check,merge_ranges): Move
18965 (merge_ranges): Returns bool.
18966 * tree.h (make_range): .. to here.
18967 (build_range_check): Likewise.
18968 (merge_ranges): Likewise. Renamed from merge_ranges.
18969 * c-typeck.c (parser_build_binary_op): Update calls to
18970 warn_logical_operator.
18971 * c-common.c (warn_logical_operator): Add new warning.
18972 * c-common.h (warn_logical_operator): Update declaration.
18974 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
18976 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
18978 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18980 * doc/install.texi: Document MPC requirements, flags etc.
18982 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
18983 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
18984 Evaluate constant arguments.
18985 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
18986 (fold_builtin_1): Likewise, also evaluate constant arguments.
18987 Remove superfluous break.
18988 (do_mpc_ckconv): New.
18989 * real.h: Include mpc.h.
18990 * toplev.c (print_version): Output MPC version info if available.
18992 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
18994 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
18996 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
18998 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
19001 2009-05-15 Jan Hubicka <jh@suse.cz>
19003 * doc/invoke.texi (max-early-inliner-iterations): New flag.
19004 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
19005 (try_inline): Fix return value.
19006 (cgraph_decide_inlining_incrementally): Honor new value.
19007 (cgraph_early_inlining): Handle indirect inlining.
19008 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
19010 2009-05-15 Jan Hubicka <jh@suse.cz>
19012 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
19013 * cgraphunit.c (cgraph_finalize_function): Set it.
19014 (cgraph_expand_function): Use it.
19016 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19018 * real.c (encode_ieee_half): Define.
19019 (decode_ieee_half): Define.
19020 (ieee_half_format): Define.
19021 (arm_half_format): Define.
19022 * real.h (ieee_half_format): Declare.
19023 (arm_half_format): Declare.
19025 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
19027 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
19028 swapped, and reversed optabs exist before trying to use them.
19030 2009-05-15 Paul Brook <paul@codesourcery.com>
19031 Sandra Loosemore <sandra@codesourcery.com>
19033 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
19034 loads. Allow PRE_DEC.
19035 (output_move_neon): Handle PRE_DEC.
19036 (arm_print_operand): Add 'A' for neon structure loads.
19037 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
19038 * config/arm/neon.md (neon_mov): Update comment.
19039 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
19041 (Um): New constraint.
19043 2009-05-15 Jan Hubicka <jh@suse.cz>
19045 Revert the following patch until testsuite fallout is fixed:
19046 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19047 * cgraph.h (struct inline_summary): New filed self_wize,
19048 size_inlining_benefit, self_time and time_inlining_benefit.
19049 (struct cgraph_global_info): Replace insns by time ans size fields.
19050 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19051 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19052 (ipcp_update_callgraph): Do not touch function bodies.
19053 * ipa-inline.c: Include except.h
19054 (MAX_TIME): New constant.
19055 (overall_insns): Remove
19056 (overall_size, max_benefit): New static variables.
19057 (cgraph_estimate_time_after_inlining): New function.
19058 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19059 (cgraph_clone_inlined_nodes): Update size.
19060 (cgraph_mark_inline_edge): Update size.
19061 (cgraph_estimate_growth): Use size info.
19062 (cgraph_check_inline_limits): Check size.
19063 (cgraph_default_inline_p): Likewise.
19064 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19065 (cgraph_decide_recursive_inlining): Check size.
19066 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19068 (cgraph_decide_inlining): Likewise.
19069 (cgraph_decide_inlining_incrementally): Likewise; honor
19070 PARAM_EARLY_INLINING_INSNS.
19071 (likely_eliminated_by_inlining_p): New predicate.
19072 (estimate_function_body_sizes): New function.
19073 (compute_inline_parameters): Use it.
19074 * except.c (must_not_throw_labels): New function.
19075 * except.h (must_not_throw_labels): Declare.
19076 * tree-inline.c (init_inline_once): Kill inlining_weigths
19077 * tree-ssa-structalias.c: Avoid uninitialized warning.
19078 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19079 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19080 (PARAM_INLINE_CALL_COST): Remove.
19081 (PARAM_EARLY_INLINING_INSNS): New.
19083 2009-05-15 Richard Guenther <rguenther@suse.de>
19085 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
19086 not TODO_update_ssa.
19088 2009-05-15 Richard Guenther <rguenther@suse.de>
19090 PR tree-optimization/39999
19091 * gimple.h (gimple_expr_type): Use the expression type looking
19092 through useless conversions.
19093 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
19094 (vn_nary_op_insert_stmt): Likewise.
19095 (simplify_binary_expression): Likewise.
19097 2009-05-15 Richard Guenther <rguenther@suse.de>
19099 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19100 New options, enabled by default.
19101 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
19103 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
19104 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
19105 * tree-ssa-structalias.c (gate_tree_pta): New function.
19106 (pass_build_alias): Use it.
19108 2009-05-15 Joseph Myers <joseph@codesourcery.com>
19110 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
19111 recurse on an invariant address if a conversion from a pointer
19112 type to a wider integer type is involved.
19114 2009-05-15 Jan Hubicka <jh@suse.cz>
19116 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
19117 * cgraph.h (struct inline_summary): New filed self_wize,
19118 size_inlining_benefit, self_time and time_inlining_benefit.
19119 (struct cgraph_global_info): Replace insns by time ans size fields.
19120 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
19121 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
19122 (ipcp_update_callgraph): Do not touch function bodies.
19123 * ipa-inline.c: Include except.h
19124 (MAX_TIME): New constant.
19125 (overall_insns): Remove
19126 (overall_size, max_benefit): New static variables.
19127 (cgraph_estimate_time_after_inlining): New function.
19128 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
19129 (cgraph_clone_inlined_nodes): Update size.
19130 (cgraph_mark_inline_edge): Update size.
19131 (cgraph_estimate_growth): Use size info.
19132 (cgraph_check_inline_limits): Check size.
19133 (cgraph_default_inline_p): Likewise.
19134 (cgraph_edge_badness): Compute badness based on benefit and size cost.
19135 (cgraph_decide_recursive_inlining): Check size.
19136 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
19138 (cgraph_decide_inlining): Likewise.
19139 (cgraph_decide_inlining_incrementally): Likewise; honor
19140 PARAM_EARLY_INLINING_INSNS.
19141 (likely_eliminated_by_inlining_p): New predicate.
19142 (estimate_function_body_sizes): New function.
19143 (compute_inline_parameters): Use it.
19144 * except.c (must_not_throw_labels): New function.
19145 * except.h (must_not_throw_labels): Declare.
19146 * tree-inline.c (init_inline_once): Kill inlining_weigths
19147 * tree-ssa-structalias.c: Avoid uninitialized warning.
19148 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
19149 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
19150 (PARAM_INLINE_CALL_COST): Remove.
19151 (PARAM_EARLY_INLINING_INSNS): New.
19152 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
19153 (inline-call-cost): Remove.
19154 (early-inlining-insns): New.
19156 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
19158 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
19160 (print_int_cst_bounds_in_octal_p): Likewise.
19161 (dbxout_type): Adjust calls to above functions. Be prepared to deal
19163 * dwarf2out.c (base_type_die): Likewise.
19164 (is_subrange_type): Delete.
19165 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
19166 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
19167 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
19168 if the destination type is boolean.
19169 (build_range_check): Do not special-case subtypes.
19170 (fold_sign_changed_comparison): Likewise.
19171 (fold_unary): Likewise.
19172 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
19173 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
19174 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
19175 * tree.c (subrange_type_for_debug_p): New predicate based on the
19176 former is_subrange_type.
19177 * tree.h (subrange_type_for_debug_p): Declare.
19178 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
19179 (convert_affine_scev): Remove call to above function.
19180 (chrec_convert_aggressive): Likewise.
19181 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
19182 false for conversions involving subtypes.
19183 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
19184 (vrp_val_min): Likewise.
19185 (needs_overflow_infinity): Likewise.
19186 (extract_range_from_unary_expr): Likewise.
19188 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
19190 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
19191 * config/frv/frv.c: Likewise.
19192 * config/s390/s390.c: Likewise.
19193 * config/sparc/sparc.h: Likewise.
19194 * config/i386/i386.h: Likewise.
19195 * config/i386/i386.c: Likewise.
19196 * config/crx/crx.c: Likewise.
19197 * config/m68hc11/m68hc11.h: Likewise.
19198 * config/iq2000/iq2000.c: Likewise.
19199 * config/mn10300/mn10300.h: Likewise.
19200 * config/mn10300/mn10300.c: Likewise.
19201 * config/m68k/m68k.c: Likewise.
19202 * config/rs6000/rs6000.c: Likewise.
19203 * config/rs6000/xcoff.h: Likewise.
19204 * config/rs6000/linux64.h: Likewise.
19205 * config/rs6000/sysv4.h: Likewise.
19206 * config/score/score3.c: Likewise.
19207 * config/score/score7.c: Likewise.
19208 * config/score/score.c: Likewise.
19209 * config/arm/arm.md: Likewise.
19210 * config/mips/mips.c: Likewise.
19211 * config/mips/mips.md: Likewise.
19212 * config/bfin/bfin.h: Likewise.
19213 * config/pa/pa.c: Likewise.
19214 * config/pa/constraints.md: Likewise.
19216 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
19217 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
19218 * config/pdp11/pdp11.h: Use memory_address_p instead.
19220 2009-05-14 Ian Lance Taylor <iant@google.com>
19222 * passes.c (finish_optimization_passes): Change i to int.
19223 * plugin.c (plugins_active_p): Change event to int.
19224 (dump_active_plugins): Likewise.
19225 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
19227 * tree.c (tree_range_check_failed): Change c to unsigned int.
19228 (omp_clause_range_check_failed): Likewise.
19229 (build_common_builtin_nodes): Change mode to int. Add cast.
19230 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
19231 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
19233 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
19234 ++ or -- with a variable of enum type.
19236 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19239 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
19241 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19243 * store-motion.c: Do not include params.h
19244 * Makefile.in: Fix dependencies for various files.
19246 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
19248 * auto-inc-dec.c: Fix pass description, remove apparent
19249 accidental duplication.
19251 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
19253 PR middle-end/40147
19254 * ipa-utils.h (memory_identifier_string): Moved to ...
19255 * tree.h (memory_identifier_string): Here. Add GTY(()).
19257 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19259 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
19260 in the former documentation of...
19261 (GO_IF_LEGITIMATE_ADDRESS): ... this.
19262 * ira-conflicts.c (get_dup_num): Use address_operand.
19263 * targhooks.c (default_legitimate_address_p): New.
19264 * targhooks.h (default_legitimate_address_p): New.
19265 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
19267 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
19268 * target.h (struct target): Add legitimate_address_p.
19269 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
19270 (TARGET_INITIALIZER): Include it.
19272 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19273 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
19274 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
19275 (TARGET_LEGITIMATE_ADDRESS_P): New.
19277 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19278 (REG_OK_STRICT_P): Delete.
19279 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
19280 (frv_legitimate_address_p_1): ... this.
19281 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
19282 (frv_legitimate_address_p_1): ... the renamed old
19283 frv_legitimate_address_p.
19284 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
19285 (TARGET_LEGITIMATE_ADDRESS_P): New.
19287 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19288 * config/s390/s390-protos.h (legitimate_address_p): Remove.
19289 * config/s390/s390.c (legitimate_address_p): Rename to...
19290 (s390_legitimate_address_p): ... this, make static.
19291 (legitimize_address): Adjust call.
19292 (TARGET_LEGITIMATE_ADDRESS_P): New.
19293 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
19295 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19296 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
19297 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
19298 (TARGET_LEGITIMATE_ADDRESS_P): New.
19300 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19301 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
19302 * config/spu/spu.c (spu_legitimate_address): Rename to...
19303 (spu_legitimate_address_p): ... this, make static.
19304 (TARGET_LEGITIMATE_ADDRESS_P): New.
19306 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19307 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
19308 * config/sparc/sparc.c (legitimate_address_p): Rename to...
19309 (sparc_legitimate_address_p): ... this, make static and return bool.
19310 (legitimize_address): Adjust call.
19311 (TARGET_LEGITIMATE_ADDRESS_P): New.
19313 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19314 * config/i386/i386-protos.h (legitimate_address_p): Remove.
19315 * config/i386/i386.c (legitimate_address_p): Rename to...
19316 (ix86_legitimate_address_p): ... this, make static.
19317 (constant_address_p): Move after it, adjust call.
19318 (TARGET_LEGITIMATE_ADDRESS_P): New.
19320 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19321 * config/avr/avr-protos.h (legitimate_address_p): Remove.
19322 * config/avr/avr.c (legitimate_address_p): Rename to...
19323 (avr_legitimate_address_p): ... this, make static.
19324 (legitimize_address): Adjust call.
19325 (TARGET_LEGITIMATE_ADDRESS_P): New.
19327 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19328 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
19329 * config/crx/crx.c (crx_legitimate_address_p): Make static.
19330 (TARGET_LEGITIMATE_ADDRESS_P): New.
19332 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19333 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
19334 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
19335 (TARGET_LEGITIMATE_ADDRESS_P): New.
19337 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19338 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
19340 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
19342 (TARGET_LEGITIMATE_ADDRESS_P): New.
19344 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19345 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
19347 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
19349 (m68hc11_legitimate_address_p): ... this, make static.
19350 (go_if_legitimate_address_internal): Rename to...
19351 (m68hc11_legitimate_address_p_1): ... this.
19352 (legitimize_address): Adjust call.
19353 (TARGET_LEGITIMATE_ADDRESS_P): New.
19355 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19356 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
19357 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
19358 (TARGET_LEGITIMATE_ADDRESS_P): New.
19360 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19361 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
19362 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
19363 (mn10300_legitimate_address_p): ... this, make static.
19364 (TARGET_LEGITIMATE_ADDRESS_P): New.
19366 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19367 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
19368 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
19369 (TARGET_LEGITIMATE_ADDRESS_P): New.
19371 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19372 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
19373 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
19374 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19375 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
19376 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
19377 (rs6000_legitimate_address_p): ... this, make static.
19378 (TARGET_LEGITIMATE_ADDRESS_P): New.
19379 (REG_MODE_OK_FOR_BASE_P): Delete.
19380 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
19382 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19383 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
19385 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
19386 static, adjust types.
19387 (TARGET_LEGITIMATE_ADDRESS_P): New.
19389 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19390 * config/score/score.c (score_address_p): Rename to...
19391 (score_legitimate_address_p): ... this.
19392 (TARGET_LEGITIMATE_ADDRESS_P): New.
19393 * config/score/score3.c (score3_address_p): Rename to...
19394 (score3_legitimate_address_p): ... this.
19395 * config/score/score7.c (score7_address_p): Rename to...
19396 (score7_legitimate_address_p): ... this.
19398 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
19399 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
19400 GO_IF_LEGITIMATE_ADDRESS): Delete.
19401 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
19402 thumb2_legitimate_address_p): Delete.
19403 (arm_legitimate_address_p): Rename to...
19404 (arm_legitimate_address_outer_p): ... this.
19405 * config/arm/constraints.md ("Uq"): Adjust call.
19406 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
19407 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
19409 (arm_legitimate_address_outer_p): ... this.
19410 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
19412 (TARGET_LEGITIMATE_ADDRESS_P): New.
19414 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19415 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
19416 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
19417 (TARGET_LEGITIMATE_ADDRESS_P): New.
19419 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19420 * config/vax/vax-protos.h (legitimate_address_p): Remove.
19421 * config/vax/vax.c (legitimate_address_p): Rename to...
19422 (vax_legitimate_address_p): ... this, make static.
19423 (TARGET_LEGITIMATE_ADDRESS_P): New.
19425 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19426 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
19427 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
19428 (TARGET_LEGITIMATE_ADDRESS_P): New.
19430 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19431 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
19432 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
19433 (mmix_legitimate_address_p): ... this, make static.
19434 (TARGET_LEGITIMATE_ADDRESS_P): New.
19436 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
19437 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
19438 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
19439 (TARGET_LEGITIMATE_ADDRESS_P): New.
19441 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
19443 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
19444 of MODE_COMPLEX_INT.
19446 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
19448 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
19449 LCT_NORMAL in function call.
19450 * mips-tdump.c (print_file_desc): Add cast to enum type.
19451 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
19452 (mark_stabs): Add casts to enum types.
19453 (parse_stabs_common): Add casts to enum types.
19455 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19457 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
19458 Check for invalid values of LETTER.
19460 2009-05-13 Taras Glek <tglek@mozilla.com>
19462 * attribs.c (register_attribute): moved out attribute registration
19463 into register_attribute.
19464 * doc/plugins.texi: Documented register_attribute and
19466 * gcc-plugin.h: Added forward decl for register_attribute.
19467 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
19468 * plugin.c (register_callback, invoke_plugin_callbacks): Added
19469 PLUGIN_ATTRIBUTES boilerplate.
19471 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
19473 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
19474 values even in sentinel and empty entries.
19475 (ms_printf_flag_specs): Likewise.
19476 (ms_scanf_flag_specs): Likewise.
19477 (ms_strftime_flag_specs): Likewise.
19478 (ms_print_char_table): Likewise.
19479 (ms_scan_char_table): Likewise.
19480 (ms_time_char_table): Likewise.
19482 2009-05-13 Doug Kwan <dougkwan@google.com>
19484 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
19486 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
19488 * config/mips/mips.md (store): Add attributes for QI and HI.
19490 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
19491 (truncdi<mode>2): ... this new pattern.
19493 2009-05-13 Brad Hards <bradh@kde.org>
19495 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
19497 2009-05-14 Jakub Jelinek <jakub@redhat.com>
19498 Ben Elliston <bje@au.ibm.com>
19500 PR middle-end/40035
19501 * dse.c (check_mem_read_rtx): Guard against width == -1.
19503 2009-05-13 Michael Matz <matz@suse.de>
19505 PR middle-end/39976
19506 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
19507 (trivially_conflicts_p): New function.
19508 (insert_backedge_copies): Use it.
19510 2009-05-13 Janis Johnson <janis187@us.ibm.com>
19512 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
19513 (handle_stdc_pragma): Use new enum constant names.
19514 (handle_pragma_float_const_decimal64): Ditto.
19516 2009-05-13 Ian Lance Taylor <iant@google.com>
19518 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
19521 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
19523 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
19524 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
19526 * config/m68k/m68k.h (FL_UCLINUX): Define.
19528 2009-05-13 Jan Hubicka <jh@suse.cz>
19530 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
19532 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19534 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
19535 unless -fschedule-insns is specified.
19537 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19540 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
19541 TARGET_EXPAND_CBRANCHDI4.
19542 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
19543 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
19544 (cmpeqdi): Fix comment.
19546 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
19548 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
19549 (sh_legitimate_address_p): Likewise.
19550 * config/sh/sh.c (sh_legitimate_index_p): New.
19551 (sh_legitimate_address_p): Likewise.
19552 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
19553 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
19554 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
19555 (MAYBE_BASE_REGISTER_RTX_P): New macro.
19556 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
19557 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
19558 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
19559 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
19560 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
19562 2009-05-12 Jan Hubicka <jh@suse.cz>
19564 * tree-inline.c (estimate_operator_cost): Add operands;
19565 when division happens by constant, it is cheap.
19566 (estimate_num_insns): Loads and stores are not having cost of 0;
19567 EH magic stuff is cheap; when computing runtime cost of switch,
19568 use log2 base of amount of its cases; builtin_expect has cost of 0;
19569 compute cost for moving return value of call.
19570 (init_inline_once): Initialize time_based flags.
19571 * tree-inline.h (eni_weights_d): Add time_based flag.
19573 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19575 * df-core.c: Update head documentation.
19577 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
19580 * rs6000.c (rs6000_generate_compare): Use op1b instead of
19581 shadowing exisiting variable op1.
19583 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
19586 * config/i386/driver-i386.c (processor_signatures): New enum.
19587 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
19588 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
19589 processor signature to detect geode processor.
19591 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19595 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19597 * optabs.c (prepare_cmp_insn): Temporarily disable test that
19598 causes spurious differences between trunk and cond-optab branch.
19600 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
19602 * dojump.c (compare_from_rtx): Delete.
19603 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
19604 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
19605 if the comparison does not satisfy the predicate; test predicates for
19606 operands 2 and 3 of a cstore pattern. Don't try cstore optab
19607 further if one existing pattern fails.
19608 * expr.h (compare_from_rtx): Delete.
19609 (prepare_operand): Declare it.
19610 * optabs.c: Change "lib call" to "libcall" throughout.
19611 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
19612 HAVE_conditional_trap, emit_cmp_insn): Delete.
19613 (can_compare_p): Delete cmp_optab case.
19614 (prepare_float_lib_cmp): Return an rtx and a machine mode.
19615 Accept other parameters by value.
19616 (prepare_operand): Make non-static.
19617 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
19618 other parameters by value. Try to widen operands here based on
19619 an optab_methods argument and looking at cbranch_optab.
19620 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
19621 loop. Use cbranch_optab directly.
19622 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
19623 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
19625 (emit_conditional_move, emit_conditional_add): Inline what's needed
19626 of compare_from_rtx, using new prepare_cmp_insn for the rest.
19627 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
19628 with COMPARE. Move cmov_optab and cstore_optab above
19629 with cbranch_optab, move cmp_optab down with ucmp_optab,
19630 remove tst_otpab. Do not initialize trap_rtx.
19631 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
19632 for trap code. Do not check HAVE_conditional_trap. Use
19633 prepare_cmp_insn. Accept no predicate for operand 3.
19634 * optabs.h (OTI_cmp): Mark as used only for libcalls.
19635 (OTI_ctrap, ctrap_optab): New.
19636 (tst_optab): Delete.
19637 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
19638 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
19639 with lookup of ctrap_optab.
19640 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
19642 (ctrap_optab): New.
19644 * combine.c (combine_simplify_rtx, simplify_set): Do not
19645 special case comparing against zero for cc0 machines.
19646 * simplify-rtx.c (simplify_binary_operation_1): Never remove
19647 COMPARE on cc0 machines.
19648 (simplify_relational_operation): Return a new expression when
19649 a COMPARE could be removed.
19650 * final.c (final_scan_insn): Compare cc_status values
19651 against LHS of a (compare FOO (const_int 0)) cc0 source.
19652 Also check if cc_status.value is the full compare.
19654 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
19655 (cstoreMM4): Document.
19656 (conditional_trap): Document ctrapMM4 instead.
19657 (sync_compare_and_swapMM): Refer to cbranchcc4.
19658 (Dependent Patterns): Eliminate obsolete information referring to
19659 the old jump optimization phase.
19660 (Canonicalization): Include cbranchcc4 case, omit canonicalization
19661 of compares with 0 on cc0 machines.
19662 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
19663 avoiding references to cc0. Remove text about storing operands
19665 * doc/tm.texi (Condition Codes): Include blurb on different
19666 condition code representations, separate into subsections for
19667 CC0, MODE_CC and conditional execution.
19669 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
19670 alpha_emit_setcc): Accept operands and a machine mode.
19671 * config/alpha/alpha.c (alpha_emit_conditional_branch):
19672 Get code/op0/op1 from operands, use machine mode argument
19673 instead of alpha_compare.fp_p. Emit the branch here.
19674 (alpha_emit_setcc): Likewise, and return boolean.
19675 (alpha_emit_conditional_move): Likewise. Assert that
19676 cmp_op_mode == cmp_mode, and simplify accordingly.
19677 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
19678 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
19679 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
19681 (stack probe test): Use cbranchdi4.
19682 * config/alpha/predicates.md (alpha_cbranch_operator): New.
19684 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
19685 * config/arc/arc.h (movsicc, movsfcc): Use it.
19686 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
19687 (cbranchsi4, cstoresi4): New.
19688 (cmpsi, bCC and sCC expanders): Remove.
19690 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
19691 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
19692 * config/arm/predicates.md (arm_comparison_operator): Only include
19693 floating-point operators if there is a hardware floating-point unit.
19694 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
19695 deferring to cbranch_cc and cstore_cc respectively.
19696 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
19697 cbranch_cc, cstore_cc): New.
19698 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
19700 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
19702 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
19703 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
19705 (adjust_insn_length): Adjust calls.
19706 (avr_reorg): Handle (compare (foo) (const_int 0)).
19707 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
19708 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
19709 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
19710 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
19712 (cbranchqi4, cbranchhi4, cbranchsi4): New.
19713 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
19715 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
19716 (cbranchsi4, cstorebi4, cstoresi4): New.
19717 (movbisi): This insn is duplicate, split it to zero_extend.
19718 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
19719 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
19720 (bfin_optimize_loop): Use cbranch expander.
19721 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
19722 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
19723 (bfin_bimode_comparison_operator): ... this.
19724 (bfin_direct_comparison_operator): New.
19726 * config/cris/cris.c (cris_normal_notice_update_cc): Look
19727 inside (compare FOO (const_int 0)).
19728 (cris_rtx_costs): Handle ZERO_EXTRACT.
19729 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
19730 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
19731 (*tstdi_v32): Delete.
19732 (*cmpdi_non_v32): Add M alternative for operand 1.
19733 (cmpsi, cmp<mode>): Make private.
19734 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
19736 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
19738 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
19739 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
19740 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
19741 (cc_reg_operand): New.
19742 (any_cond): Delete.
19743 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
19744 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
19745 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
19746 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
19747 crx_expand_scond): Delete.
19749 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
19751 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
19752 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
19754 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
19755 cstoresi4, cstoresf4, cstoredf4): New.
19756 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
19757 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19758 Receive the entire operands array.
19759 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
19760 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
19761 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
19762 Get test/op0/op1 from the operands array.
19763 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
19765 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
19766 (h8300_expand_store): New.
19767 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
19769 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
19770 (h8300_expand_store): New.
19771 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
19772 or do not try to produce (set (cc0) REG).
19773 (peepholes): Wrap arguments with COMPARE. Add a peephole to
19774 change a compare into a move to a scratch register. Disable some
19775 peepholes when comparing with zero.
19776 (tstsi, tsthi, tstsi, cmpqi): Make private.
19778 (bCC, sCC): Delete.
19779 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
19782 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
19783 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
19784 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
19785 (ix86_emit_i387_log1p): Use cbranchxf2.
19786 (ix86_expand_setcc): Return void.
19787 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
19788 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
19789 cmp<MODEF>, cmpcc): Remove.
19790 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
19791 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
19792 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
19793 (sCC and bCC expanders): Remove.
19794 (stack_protect_test): Use cbranchcc4.
19796 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
19798 (ia64_expand_compare): Accept three rtx by reference and return void.
19799 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
19800 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
19801 from *expr. Update *expr with the BImode comparison to do.
19802 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
19803 cmptf, bCC, sCC, conditional_trap): Delete.
19804 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
19805 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
19806 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
19807 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
19808 * config/ia64/predicates.md (ia64_cbranch_operator): New.
19810 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
19811 type of last argument.
19812 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
19813 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
19814 use machine mode argument instead of branch_type. Remove dead
19815 code for floating-point comparisons.
19816 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
19817 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
19819 (cbranchsi4, cstoresi4): New.
19820 * config/iq2000/predicates.md (reg_or_const_operand): New.
19822 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
19823 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
19824 (b<code>_op): Rewrite to...
19825 (bcc_op): ... this, using match_operator.
19826 (s<code>_op): Rewrite to...
19827 (scc_op): ... this, using match_operator.
19828 (s<code>_24_op): Rewrite to...
19829 (scc_op_24): ... this, using match_operator.
19830 (s<code>_<mode>): Rewrite to...
19831 (cstore<mode>4): ... this, using match_operator.
19832 (s<code>_<mode>_24): Rewrite to...
19833 (cstore<mode>4_24): ... this, using match_operator.
19834 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
19835 m32c_unpend_compare, m32c_expand_scc): Delete.
19836 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
19837 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
19838 (m32c_expand_movcc): Change NE to EQ if necessary.
19839 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
19841 * config/m32r/m32r-protos.h (gen_cond_store): New.
19842 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
19843 (gen_cond_store): New, from sCC patterns.
19844 (m32r_expand_block_move): Use cbranchsi4.
19845 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
19846 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
19847 (cbranchsi4, cstoresi4): New.
19849 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
19851 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
19852 (m68hc11_notice_update_cc): Look into a compare with 0.
19853 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
19855 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
19856 cmphi, cmpqi, bCC): Delete.
19857 (cbranchsi4, cbranchhi4, cbranchqi4): New.
19858 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
19859 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
19862 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
19863 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
19864 * config/m68k/constraints.md (H): New.
19865 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
19866 the define_insn below.
19867 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
19868 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
19869 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
19870 patterns): Wrap RHS with COMPARE.
19871 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
19872 (*cmpdi_internal): Name this pattern.
19873 (cmpdi): Change to define_insn.
19874 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
19875 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
19876 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
19878 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
19879 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
19880 (conditional_trap): Change to...
19881 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
19882 (*conditional_trap): Use the ordered_comparison_operator and
19883 const1_operand predicates.
19884 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
19885 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
19886 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
19887 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
19889 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
19890 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
19891 (mcore_gen_compare): New.
19892 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
19893 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
19894 (mcore_gen_compare): ... this.
19895 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
19896 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
19897 (stack probe pattern): Use cbranchsi4.
19899 * config/mips/predicates.md (mips_cstore_operator): New.
19900 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
19901 * config/mips/mips.md (any_cond): Delete.
19902 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
19904 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
19905 fixuns_truncsfdi2): Use cbranch patterns.
19906 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
19907 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
19908 Adjust call to mips_expand_conditional_branch.
19909 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
19911 * config/mips/mips-protos.h (mips_expand_conditional_branch,
19912 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
19913 * config/mips/mips.c (cmp_operands): Delete.
19914 (mips_emit_compare): Get comparison operands from *op0/*op1.
19915 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
19916 that it succeeds. Use op0/op1 instead of cmp_operands.
19917 (mips_expand_conditional_branch, mips_expand_conditional_move,
19918 mips_expand_conditional_trap): Likewise.
19919 (mips_block_move_loop): Use cbranch patterns.
19920 * config/mips/mips.h (cmp_operands): Delete.
19922 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
19923 (mmix_gen_compare_reg): Just return a register in the right CC mode.
19924 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
19925 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
19926 (*cmpcc_folded): Rename to...
19927 (*cmpdi_folded): this.
19928 (*cmpcc): Rename to...
19930 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
19933 (cbranchdf4): New. Handle invalid comparisons here.
19934 * config/mmix/predicates.md (float_comparison_operator): New.
19936 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
19937 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
19938 * config/mn10300/mn10300.md (tst): Delete.
19939 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
19940 Name these patterns and wrap RHS in a compare.
19941 (*cmpsi): Make this pattern private. Include tst.
19942 (*cmpsf): Make this pattern private.
19943 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
19944 (compare with zero peepholes): Likewise.
19946 (cbranchsi4, cbranchsf4): New.
19947 (casesi): Use cbranchsi4.
19949 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
19950 hppa_branch_type): Delete.
19951 (return_addr_rtx): Use cbranchsi4.
19952 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
19953 Emit CCFPmode comparison here.
19954 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
19955 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
19956 hppa_branch_type): Delete.
19957 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
19958 (movsicc, movdicc): Remove references to hppa_compare_op0,
19959 hppa_compare_op1 and compare_from_rtx.
19960 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
19961 (casesi): Use cbranchsi4.
19963 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
19964 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
19965 * config/pdp11/pdp11.md (register_or_const0_operand): New.
19966 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
19967 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
19969 (cbranchdf4, cbranchhi4, cbranchqi4): New.
19970 (*branch, *branch_inverted): New.
19972 * config/picochip/picochip.md (cbranchhi4): Use
19973 ordered_comparison_operator.
19974 (cmphi, bCC): Remove.
19976 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
19977 (trap_comparison_operator): Delete.
19978 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
19979 rs6000_emit_cbranch): Accept mode and operands.
19980 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
19981 rs6000_compare_fp_p): Delete.
19982 (rs6000_generate_compare): Accept mode and comparison. Extract code
19983 and op0/op1 from there. Replace references to rs6000_compare_op0
19984 and rs6000_compare_op1.
19985 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
19986 extract result from passed operands.
19987 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
19988 extract loc from passed operands.
19989 (rs6000_emit_cmove): Likewise.
19990 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
19991 rs6000_compare_fp_p): Delete.
19992 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
19993 (cbranch<GPR>4, cbranch<FP>4): New.
19994 (cstore<mode>4): New. Consolidate here all choices about when to use
19995 portable or specialized sCC sequences.
19996 (stack_protect_test): Use cbranchsi4.
19997 (conditional_trap): Replace with ctrap<GPR>4.
19998 (conditional trap insn): Replace trap_comparison_operator with
19999 ordered_comparison_operator.
20001 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
20002 (s390_emit_prologue): Use ctrap.
20003 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
20004 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
20005 New predicates replacing...
20006 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
20007 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
20008 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
20009 (add<mode>cc): Do not use s390_compare_op0/op1.
20010 (s<code>): Change to...
20011 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
20012 (seq): Change to...
20013 (cstorecc4): ... this. Handle EQ or NE equally.
20014 (*sne): Un-privatize for use in cstorecc4.
20015 (b<code>): Change to...
20016 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
20017 (conditional_trap): Replace with...
20018 (ctrap<GPR>4, ctrap<FP>4): ... these.
20019 (stack_protect): Use cbranchcc4.
20021 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
20022 * config/score/score-protos.h (score_gen_cmp): Delete.
20023 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
20024 (score_block_move-loop): Use cbranchsi4.
20025 * config/score/score.md (cbranchsi4): New.
20026 (cmpsi, bCC): Delete.
20027 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
20028 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20029 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
20030 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
20031 * config/score/score3.h (score3_gen_cmp): Delete.
20032 * config/score/score7.h (score7_gen_cmp): Delete.
20034 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
20035 (sh_emit_scc_to_t): ... this. Return void.
20036 (from_compare): Rename to...
20037 (sh_emit_compare_and_branch): ... this.
20038 (sh_emit_compare_and_set): New.
20039 (sh_expand_t_scc): Accept operands.
20040 * config/sh/predicates.md (sh_float_comparison_operator): New.
20041 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
20042 (prepare_scc_operands): Rename to...
20043 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
20045 (sh_emit_cheap_store_flag): New.
20046 (sh_emit_set_t_insn): New.
20047 (from_compare): Rename to...
20048 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
20049 handling of TARGET_SH2E floating point to avoid recursive call.
20050 Generate branch here.
20051 (sh_emit_compare_and_set): New.
20052 (sh_expand_t_scc): Get op0/op1 from arguments.
20053 (sh_emit_cheap_store_flag): New.
20054 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
20056 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
20057 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
20058 (movsicc, movdicc): Do nothing when it recreated operands from
20059 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
20060 prepare_scc_operands (now sh_emit_scc_to_t).
20061 (udivdi3): Use cstoresi4.
20062 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
20063 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
20064 (cbranchint4_media, cbranchfp4_media): New.
20065 (casesi): Use cbranchdi4.
20066 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
20068 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
20069 (movnegt): Remove second operand.
20070 (cbranchsf4, cbranchdf4): New.
20071 (stack_protect): Use cbranchdi4/cbranchsi4.
20073 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
20074 (gen_compare_reg): Accept comparison, extract part of it to...
20075 (gen_compare_reg_1): ... this.
20076 (gen_compare_operator): Delete.
20077 (gen_v9_scc): Accept separate destination, comparison code and arms.
20078 Do not use sparc_compare_op0/sparc_compare_op1.
20079 (emit_scc_insn, emit_conditional_branch_insn): New.
20080 (emit_v9_brxx): Make static. Remove useless assertion.
20081 (sparc_emit_float_lib_cmp): Return RTL instead of calling
20083 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
20084 * config/sparc/sparc-protos.h (gen_compare_reg,
20085 sparc_emit_float_lib_cmp): Adjust prototype.
20086 (emit_scc_insn, emit_conditional_branch_insn): New.
20087 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
20088 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
20089 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
20090 iterators to the top.
20091 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
20092 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
20093 snedi_special_trunc): Delete.
20094 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
20095 and snedi_special_trunc.
20096 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
20097 cbranchdi4, cbranch<F:mode>4): New.
20098 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
20099 here. Use gen_compare_reg instead of gen_compare_operator.
20100 (conditional_trap): Replace with...
20101 (ctrapsi4, ctrapdi4): ... this.
20102 (stack_protect_test): Use cbranchcc4.
20104 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
20106 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
20107 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
20108 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
20109 from operands[0] or operands[3] depending on is_set.
20110 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
20111 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
20112 cmpdf, bCC), sCC: Remove.
20113 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
20114 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
20116 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
20117 spu_emit_branch_or_set.
20119 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
20121 * config/stormy16/stormy16.h (xstormy16_compare_op0,
20122 xstormy16_compare_op1): Delete.
20123 * config/stormy16/stormy16.c (xstormy16_compare_op0,
20124 xstormy16_compare_op1): Delete.
20125 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
20127 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
20128 (cmphi, cmpsi, bCC): Remove.
20130 * config/v850/v850.md (tstsi, cmpsi): Fold into...
20131 (*cmpsi): ... this one.
20132 (cbranchsi4, cstoresi4): New.
20133 (bCC expanders): Delete.
20134 (sCC insns): Fold into...
20135 (*setcc): ... this one.
20136 (casesi): Do not use gen_cmpsi and gen_bgtu.
20137 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
20138 (movsicc): Simplify.
20139 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
20141 * config/vax/vax-protos.h (cond_name): New.
20142 (vax_output_conditional_branch): Remove.
20143 * config/vax/vax.c (cond_name): New.
20144 (vax_output_conditional_branch): Remove.
20145 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
20146 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
20147 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
20148 (bit<VAXint>): Wrap source with (compare).
20149 (b<code> and following unnamed pattern): Rename to *branch and
20150 *branch_reversed. Change macroization to match_operator.
20151 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
20153 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
20154 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
20155 Change last argument to machine_mode.
20156 (xtensa_expand_scc): Add machine_mode argument.
20157 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
20158 (gen_conditional_move, xtensa_expand_conditional_branch,
20159 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
20160 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
20161 Adjust operand numbers.
20162 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
20164 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
20165 (cmpsi, cmpsf, b<code>, s<code>): Delete.
20166 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
20168 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
20170 * optabs.c (prepare_cmp_insn): Temporarily disable test that
20171 causes spurious differences between trunk and cond-optab branch.
20173 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20176 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
20178 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
20180 * tree.c (iterative_hash_pointer): Delete.
20181 (iterative_hash_expr): Short-circuit handling of NULL pointer.
20182 Hash UIDs and versions of SSA names. Don't special-case built-in
20183 function declarations.
20185 2009-05-11 Ian Lance Taylor <iant@google.com>
20188 * graphite.c: Force -Wc++-compat to only be a warning before
20189 #including "cloog/cloog.h".
20191 2009-05-11 Martin Jambor <mjambor@suse.cz>
20193 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
20195 2009-05-11 Jan Hubicka <jh@suse.cz>
20197 * tree-ssa-loop-ivcanon.c: Include target.h
20198 (struct loop_size): new structure.
20199 (constant_after_peeling): New predicate.
20200 (tree_estimate_loop_size): New function.
20201 (estimated_unrolled_size): Rewrite for new estimates.
20202 (try_unroll_loop_completely): Use new estimates.
20203 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
20205 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20207 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
20208 libcpp interface change.
20209 (spu_macro_to_expand): Likewise.
20211 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
20213 PR tree-optimization/40026
20214 * gimplify.c (gimplify_init_constructor): Change initial conditional
20215 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
20216 optimize_compound_literals_in_ctor.
20218 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
20220 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
20222 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
20224 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
20226 * tree-vect-data-refs.c (vect_analyze_group_access): Use
20227 HOST_WIDE_INT for gap.
20229 2009-05-11 Ira Rosen <irar@il.ibm.com>
20231 PR tree-optimization/40074
20232 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
20233 account in group size and step comparison.
20235 2009-05-11 Richard Guenther <rguenther@suse.de>
20237 * passes.c (init_optimization_passes): Strip now incorrect comment.
20238 (execute_function_todo): Do not set PROP_alias.
20239 * tree-pass.h (PROP_alias): Remove.
20240 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
20241 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
20242 * tree-nrv.c (pass_return_slot): Likewise.
20243 * tree-object-size.c (pass_object_sizes): Likewise.
20244 * tree-ssa-dom.c (pass_dominator): Likewise.
20245 (pass_phi_only_cprop): Likewise.
20246 * tree-ssa-dse.c (pass_dse): Likewise.
20247 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
20248 (pass_cselim): Likewise.
20249 * tree-ssa-pre.c (pass_pre): Likewise.
20250 (pass_fre): Likewise.
20251 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
20252 * tree-ssa-sink.c (pass_sink_code): Likewise.
20253 * tree-stdarg.c (pass_stdarg): Likewise.
20254 * tree-tailcall.c (pass_tail_calls): Likewise.
20255 * tree-vrp.c (pass_vrp): Likewise.
20257 2009-05-10 Ian Lance Taylor <iant@google.com>
20259 * basic-block.h (enum profile_status): Break out of struct
20260 control_flow_graph.
20261 * cgraph.h (struct inline_summary): Break out of struct
20263 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
20264 of struct cgraph_order_sort.
20265 * combine.c (enum undo_kind): New enum, broken out of struct undo.
20266 * cse.c (struct branch_path): Break out of struct
20267 cse_basic_block_data.
20268 * except.h (enum eh_region_type): Break out of struct eh_region.
20269 * gcc.c (enum add_del): Break out of struct modify_target.
20270 * genrecog.c (enum decision_type): Break out of struct decision_test.
20271 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
20273 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
20274 * regmove.c (enum match_use): New enum, broken out of struct match.
20275 * sched-int.h (enum post_call_group): New enum, broken out of
20277 (struct deps_reg): Break out of struct deps.
20278 * target.h (struct asm_int_op): Break out of struct gcc_target.
20279 * tree-eh.c (struct goto_queue_node): Break out of struct
20281 * tree-inline.h (enum copy_body_cge_which): Break out of
20283 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
20285 * c-decl.c (in_struct, struct_types): New static variables.
20286 (pushtag): Add loc parameter. Change all callers.
20287 (lookup_tag): Add ploc parameter. Change all callers.
20288 (check_compound_literal_type): New function.
20289 (parser_xref_tag): Add loc parameter. Change all callers. If
20290 -Wc++-compat, warn about struct/union/enum types defined within a
20292 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
20293 and loc parameters. Change all callers. Change error calls to
20294 error_at, using loc. For a redefinition, if the location of the
20295 original definition is known, report it. Set in_struct and
20296 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
20297 (finish_struct): Add new parameters enclosing_in_struct and
20298 enclosing_struct_types. Change all callers. Set
20299 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
20300 in the struct. If in a struct, add this struct to struct_types.
20301 (start_enum): Add loc parameter. Change all callers. Use
20302 error_at for errors, using loc. For a redefinition, if the
20303 location of the original definition is known, report it. If in a
20304 struct, add this enum type to struct_types. If -Wc++-compat warn
20305 if in sizeof, typeof, or alignof.
20306 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
20307 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
20308 (c_parser_enum_specifier): Get enum location for start_enum.
20309 (c_parser_struct_or_union_specifier): Get struct location for
20310 start_struct. Save in_struct and struct_types status between
20311 start_struct and finish_struct.
20312 (c_parser_cast_expression): Get location of cast.
20313 (c_parser_alignof_expression): Get location of type.
20314 (c_parser_postfix_expression): Likewise.
20315 (c_parser_postfix_expression_after_paren_type): Add type_loc
20316 parameter. Change all callers. Call check_compound_literal_type.
20317 Use type_loc for error about variable size type.
20318 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
20319 of an enum constant from an enum type defined in a struct or union.
20320 (c_cast_expr): Add loc parameter. Change all callers. If
20321 -Wc++-compat, warn about defining a type in a cast.
20322 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
20323 (start_enum, start_struct, finish_struct): Update declarations.
20324 (parser_xref_tag, c_cast_expr): Update declarations.
20325 (check_compound_literal_type): Declare.
20327 2009-05-11 Ben Elliston <bje@au.ibm.com>
20329 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
20330 for recent libcpp interface change.
20331 (rs6000_macro_to_expand): Likewise.
20333 2009-05-10 Michael Matz <matz@suse.de>
20336 * config/arm/arm.c (require_pic_register): Emit on entry edge,
20337 not at entry of function.
20339 2009-05-10 Richard Guenther <rguenther@suse.de>
20341 PR tree-optimization/40081
20343 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20344 using the main variant of the element type. Do not fiddle with
20345 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20347 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
20348 structs with volatile fields.
20350 2009-05-10 Jan Hubicka <jh@suse.cz>
20352 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
20353 (estimate_move_cost): Assert that it does not get called for
20355 (estimate_num_insns): Skip VOID types in argument handling.
20356 (optimize_inline_calls): Delete unreachable blocks and verify that
20357 callgraph is valid.
20359 2009-05-10 Jan Hubicka <jh@suse.cz>
20361 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
20362 * cgraph.c (cgraph_mark_address_taken_node): New function.
20363 (dump_cgraph_node): Dump new flag.
20364 * cgraph.h (struct cgraph_node): Add address_taken.
20365 (cgraph_mark_address_taken_node): New function.
20366 * ipa.c (cgraph_postorder): Prioritize functions with address taken
20367 since new direct calls can be born.
20369 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20371 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
20372 tok->val.node.node.
20374 2009-05-10 Jan Hubicka <jh@suse.cz>
20376 PR middle-end/40084
20377 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
20379 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
20380 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
20381 * tree-inline.c (copy_bb): Set frequency correctly.
20382 (fold_marked_statements): Update call to
20383 cgraph_update_edges_for_call_stmt.
20385 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20387 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
20388 identifiers in diagnostics.
20389 * config/arm/arm.c (arm_handle_fndecl_attribute,
20390 arm_handle_isr_attribute): Likewise.
20391 * config/avr/avr.c (avr_handle_progmem_attribute,
20392 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
20393 * config/bfin/bfin.c (handle_int_attribute,
20394 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
20395 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
20396 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
20398 * config/darwin.c (darwin_handle_kext_attribute,
20399 darwin_handle_weak_import_attribute): Likewise.
20400 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
20401 h8300_handle_eightbit_data_attribute,
20402 h8300_handle_tiny_data_attribute): Likewise.
20403 * config/i386/i386.c (ix86_handle_cconv_attribute,
20404 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
20405 * config/i386/winnt.c (ix86_handle_shared_attribute,
20406 ix86_handle_selectany_attribute): Likewise.
20407 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
20408 * config/m32c/m32c.c (function_vector_handler): Likewise.
20409 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
20410 m68hc11_handle_fntype_attribute): Likewise.
20411 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
20412 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
20413 * config/mips/mips.c (mips_insert_attributes,
20414 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
20415 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
20416 rs6000_handle_struct_attribute): Likewise.
20417 * config/sh/sh.c (sh_insert_attributes,
20418 sh_handle_resbank_handler_attribute,
20419 sh_handle_interrupt_handler_attribute,
20420 sh2a_handle_function_vector_handler_attribute,
20421 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
20423 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
20424 * config/spu/spu.c (spu_handle_fndecl_attribute,
20425 spu_handle_vector_attribute): Likewise.
20426 * config/stormy16/stormy16.c
20427 (xstormy16_handle_interrupt_attribute): Likewise.
20428 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
20429 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
20431 2009-05-10 Joseph Myers <joseph@codesourcery.com>
20433 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
20434 (pp_translate_identifiers): New.
20435 (pp_identifier): Only conditionally translate identifier to locale
20437 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
20438 (pp_base_tree_identifier): Only conditionally translate identifier
20439 to locale character set.
20440 * c-pretty-print.c (M_): Define.
20441 (pp_c_type_specifier, pp_c_primary_expression): Mark English
20442 fragments for conditional translation with M_.
20443 * tree-pretty-print.c (maybe_init_pretty_print): Disable
20444 identifier translation.
20446 2009-05-10 Richard Guenther <rguenther@suse.de>
20448 PR tree-optimization/40081
20449 * tree-sra.c (instantiate_element): Instantiate scalar replacements
20450 using the main variant of the element type. Do not fiddle with
20451 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
20453 2009-05-09 Jan Hubicka <jh@suse.cz>
20455 PR middle-end/40080
20456 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
20457 indirect calls; verify cgraph afterwards.
20459 2009-05-09 Jan Hubicka <jh@suse.cz>
20462 * ipa.c (update_inlined_to_pointer): New function.
20463 (cgraph_remove_unreachable_nodes): Use it.
20465 2009-05-09 Jan Hubicka <jh@suse.cz>
20467 * tree-eh.c (struct leh_state): Remove prev_try.
20468 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
20469 not track prev_try.
20470 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
20471 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
20472 remove_eh_handler_and_replace, foreach_reachable_handler,
20473 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
20474 * except.h (struct eh_region): Remove eh_region_u_cleanup.
20475 (gen_eh_region_cleanup): Update prototype.
20477 2009-05-09 Jan Hubicka <jh@suse.cz>
20479 PR middle-end/40043
20480 * except.c (copy_eh_region): Always set prev_try.
20481 (redirect_eh_edge_to_label): Find outer try.
20482 (foreach_reachable_handler): When looking for prev try
20483 handle case where previous try is not going to be taken.
20485 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
20487 PR tree-optimization/40049
20488 * tree-vect-stmts.c (vectorizable_operation): If the machine has
20489 only vector/vector shifts, convert the type of the constant to the
20490 appropriate type to avoid building incorrect trees, which
20491 eventually have problems with garbage collection.
20493 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20495 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
20496 -1 for complex floating-point types if honoring signed zeros.
20498 2009-05-08 Jan Hubicka <jh@suse.cz>
20500 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
20501 argument; handle correctly when profile is absent.
20502 (build_cgraph_edges): Update.
20503 (rebuild_cgraph_edges): Update.
20504 * cgraph.c: Do not include varray.h.
20505 (cgraph_set_call_stmt_including_clones): New function.
20506 (cgraph_create_edge_including_clones): Likewise
20507 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
20508 (cgraph_update_edges_for_call_stmt): Handle clones.
20509 (cgraph_remove_node): Handle clone tree.
20510 (cgraph_remove_node_and_inline_clones): New function.
20511 (dump_cgraph_node): Dump clone tree.
20512 (cgraph_clone_node): Handle clone tree.
20513 (clone_function_name): Bring here from tree-inline.c.
20514 (cgraph_create_virtual_clone): New function.
20515 * cgraph.h (ipa_replace_map): Move here from ipa.h.
20516 (cgraph_clone_info): New function.
20517 (strut cgraph_node): Add clone_info and new clone tree pointers.
20518 (cgraph_remove_node_and_inline_clones,
20519 cgraph_set_call_stmt_including_clones,
20520 cgraph_create_edge_including_clones,
20521 cgraph_create_virtual_clone): Declare.
20522 (cgraph_function_versioning): Use VEC argument.
20523 (compute_call_stmt_bb_frequency): Update prototype.
20524 (cgraph_materialize_all_clones): New function.
20525 * ipa-cp.c (ipcp_update_cloned_node): Remove.
20526 (ipcp_create_replace_map): Update to VECtors.
20527 (ipcp_update_callgraph): Use virtual clones.
20528 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
20529 (ipcp_update_profiling): Do not update local profiling.
20530 (ipcp_insert_stage): Use VECtors and virtual clones.
20531 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
20532 (clone_of_p): New function.
20533 (cgraph_preserve_function_body_p): Use clone tree.
20534 (cgraph_optimize): Materialize clones.
20535 (cgraph_function_versioning): Update for VECtors.
20536 (save_inline_function_body): Use clone tree.
20537 (cgraph_materialize_clone): New function.
20538 (cgraph_materialize_all_clones): Likewise.
20539 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
20540 * ipa.c: Include gimple.h.
20541 (cgraph_remove_unreachable_nodes): Use clone tree.
20542 * ipa-prop.c (ipa_note_param_call): Update call to
20543 compute_call_stmt_bb_frequencycall.
20544 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
20545 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
20546 (copy_bb): Handle updating of clone tree; add new edge when new call
20548 (expand_call_inline): Be strict about every call having edge.
20549 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
20550 (delete_unreachable_blocks_update_callgraph): New function.
20551 (tree_function_versioning): Use VECtors; always remove unreachable
20552 blocks and fold conditionals.
20553 * tree-inline.h: Do not include varray.h.
20554 (tree_function_versioning): Remove.
20555 * Makefile.in (GTFILES): Remove tree-inline.c
20556 * passes.c (do_per_function): Do only functions having body.
20557 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
20560 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
20561 Andrew Morrow <acm@google.com>
20564 * c-common.c (c_common_attribute_table): Permit deprecated
20565 attribute to take an optional argument.
20566 (handle_deprecated_attribute): If the optional argument to
20567 __attribute__((deprecated)) is not a string ignore the attribute
20568 and emit a warning.
20570 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
20571 * c-typeck.c (build_component_ref): Likewise.
20572 (build_external_ref): Likewise.
20574 * toplev.c (warn_deprecated_use): Add an attribute argument.
20575 Emit the message associated with __attribute__((deprecated)).
20577 * toplev.h (warn_deprecated_use): Updated.
20579 * doc/extend.texi: Document new optional parameter to
20580 __attribute__((deprecated))
20582 2009-05-08 Michael Eager <eager@eagercon.com>
20584 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
20585 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
20587 2009-05-08 Richard Guenther <rguenther@suse.de>
20589 PR tree-optimization/40062
20590 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
20591 Avoid exponential behavior.
20593 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20595 PR rtl-optimization/33928
20597 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
20598 process_uses, build_single_def_use_links): New.
20599 (update_df): Update use_def_ref.
20600 (forward_propagate_into): Use get_def_for_use instead of use-def
20602 (fwprop_init): Call build_single_def_use_links and let it initialize
20604 (fwprop_done): Free use_def_ref.
20605 (fwprop_addr): Eliminate duplicate call to df_set_flags.
20606 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
20607 df_rd_simulate_one_insn): New.
20608 (df_rd_bb_local_compute_process_def): Update head comment.
20609 (df_chain_create_bb): Use the new RD simulation functions.
20610 * df.h (df_rd_simulate_artificial_defs_at_top,
20611 df_rd_simulate_one_insn): New.
20612 * opts.c (decode_options): Enable fwprop at -O1.
20613 * doc/invoke.texi (-fforward-propagate): Document this.
20615 2009-05-08 Joseph Myers <joseph@codesourcery.com>
20618 * c-typeck.c (build_binary_op): Handle arithmetic between one real
20619 and one complex operand specially.
20620 * tree-complex.c (some_nonzerop): Do not identify a real value as
20621 zero if flag_signed_zeros.
20623 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20625 PR rtl-optimization/33928
20626 * loop-invariant.c (record_use): Fix && vs. || mishap.
20628 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
20630 PR rtl-optimization/33928
20631 * loop-invariant.c (struct use): Add addr_use_p.
20632 (struct def): Add n_addr_uses.
20633 (struct invariant): Add cheap_address.
20634 (create_new_invariant): Set cheap_address.
20635 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
20636 (record_uses): Pass df_ref to record_use.
20637 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
20640 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20642 * config/sh/sh.c: Do not include c-pragma.h.
20644 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
20646 * config/spu/spu.c: Remove include of c-common.h.
20648 2009-05-07 Janis Johnson <janis187@us.ibm.com>
20651 * c-common.h (mark_valid_location_for_stdc_pragma,
20652 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
20653 clear_float_const_decimal64, float_const_decimal64_p): New.
20654 * c.opt (Wunsuffixed-float-constants): New.
20655 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
20656 unsuffixed float constant, handle new warning.
20657 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
20658 * c-decl.c (c_scope): New flag float_const_decimal64.
20659 (set_float_const_decimal64, clear_float_const_decimal64,
20660 float_const_decimal64_p): New.
20661 (push_scope): Set new flag.
20662 * c-parser.c (c_parser_translation_unit): Mark when it's valid
20663 to use STDC pragmas.
20664 (c_parser_external_declaration): Ditto.
20665 (c_parser_compound_statement_nostart): Ditto.
20666 * c-pragma.c (valid_location_for_stdc_pragma,
20667 mark_valid_location_for_stdc_pragma,
20668 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
20669 handle_pragma_float_const_decimal64): New.
20670 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
20671 * cp/semantics.c (valid_location_for_stdc_pragma_p,
20672 set_float_const_decimal64, clear_float_const_decimal64,
20673 float_const_decimal64_p): New dummy functions.
20674 * doc/extend.texi (Decimal Float): Remove statement that the
20675 pragma, and suffix for double constants, are not supported.
20676 * doc/invoke.texi (Warning Options): List new option.
20677 (-Wunsuffixed-float-constants): New.
20679 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
20681 * config/i386/i386.c: Do not include c-common.h.
20683 2009-05-07 Mark Heffernan <meheff@google.com>
20685 * doc/invoke.texi (Debugging Options): Document change of debugging
20687 * opts.c (decode_options): Make dump_base_name relative to
20688 aux_base_name directory.
20690 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
20692 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
20693 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
20695 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
20697 * Makefile.in (install-plugin): Simplify a bit.
20699 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
20701 * Makefile.in (OBJS-common): Add regcprop.o.
20703 * timevar.def (TV_CPROP_REGISTERS): New.
20704 * regrename.c (regrename_optimize): Return 0.
20705 (rest_of_handle_regrename): Delete.
20706 (pass_rename_registers): Point to regrename_optimize.
20707 (struct value_data_entry, struct value_data,
20708 kill_value_one_regno, kill_value_regno, kill_value,
20709 set_value_regno, init_value_data, kill_clobbered_value,
20710 kill_set_value, kill_autoinc_value, copy_value,
20711 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
20712 replace_oldest_value_reg, replace_oldest_value_addr,
20713 replace_oldest_value_mem, copyprop_hardreg_forward_1,
20714 debug_value_data, validate_value_data): Move...
20715 * regcprop.c: ... here.
20716 (rest_of_handle_cprop): Delete.
20717 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
20719 2009-05-07 Jakub Jelinek <jakub@redhat.com>
20721 PR middle-end/40057
20722 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
20723 GEN_INT for 1 << bitnum.
20724 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
20725 build_int_cst_type.
20727 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
20729 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
20730 Remove wrong description of "nand" operation.
20732 2009-05-06 Richard Guenther <rguenther@suse.de>
20733 Adam Nemet <anemet@caviumnetworks.com>
20735 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
20736 comment. Add that if LHS is not a gimple register, then RHS1 has
20737 to be a single object (GIMPLE_SINGLE_RHS).
20739 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
20741 * expr.c (get_def_for_expr): Move it up in the file.
20742 (store_field): When expanding a bit-field store, look at the
20743 defining gimple stmt for the masking conversion.
20745 2009-05-06 Janis Johnson <janis187@us.ibm.com>
20747 PR middle-end/39986
20748 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
20749 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
20750 32-bit memcpy into long.
20752 2009-05-06 Jakub Jelinek <jakub@redhat.com>
20754 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
20755 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
20757 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
20758 instead of appending DW_OP_deref*.
20760 2009-05-06 Michael Matz <matz@suse.de>
20762 PR middle-end/40021
20763 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
20764 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
20766 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
20768 * Makefile.in (install-plugin): Fix srcdir handling.
20770 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
20772 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
20773 when processing for not_regs_needed bitmap.
20774 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
20775 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
20776 handling it for rhs.
20778 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20780 * config/i386/i386.md (unnamed inc/dec peephole): Use
20781 optimize_insn_for_size_p instead of optimize_size.
20782 * config/i386/predicates.md (incdec_operand): Likewise.
20783 (aligned_operand): Likewise.
20784 * config/i386/sse.md (divv8sf3): Likewise.
20785 (sqrtv8sf2): Likewise.
20787 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20789 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
20791 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
20793 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
20795 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
20796 ssemodesuffixf2c with avxmodesuffixf2c.
20798 2009-05-06 Joseph Myers <joseph@codesourcery.com>
20801 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
20803 2009-05-05 Jakub Jelinek <jakub@redhat.com>
20805 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
20806 (struct tree_base): Adjust spacing for 8 bit boundaries.
20807 (struct tree_decl_common): Add decl_by_reference_flag bit.
20808 (DECL_BY_REFERENCE): Adjust.
20809 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
20810 print DECL_BY_REFERENCE bit.
20811 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
20812 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
20813 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
20814 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
20817 PR middle-end/39666
20818 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
20819 range of the type, but default label is missing, add it with one
20820 of the existing labels instead of adding a new label for it.
20822 2009-05-05 Joseph Myers <joseph@codesourcery.com>
20826 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
20828 * Makefile.in (enable_plugin, plugin_includedir): New.
20829 (install): Depend on install-plugin.
20830 (PLUGIN_HEADERS): New.
20831 (install-plugin): New.
20832 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
20834 2009-05-05 Richard Guenther <rguenther@suse.de>
20836 PR tree-optimization/40022
20837 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
20839 (phivn_valid_p): Fix tuplification error, simplify.
20840 (phiprop_insert_phi): Add dumps.
20841 (propagate_with_phi): Simplify.
20843 2009-05-05 Richard Guenther <rguenther@suse.de>
20845 PR middle-end/40023
20846 * builtins.c (gimplify_va_arg_expr): Properly build the address.
20848 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
20850 * tree.h (strip_float_extensions): Remove duplicate declaration.
20851 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
20852 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
20853 block_ultimate_origin): Rearrange the declarations line to match the
20854 comment that indicates the .c file which the functions are defined.
20855 (dwarf2out_*, set_decl_rtl): Add comment.
20856 (get_base_address): Adjust comment.
20857 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
20858 declarations line and add comment.
20859 (is_builtin_name): Add blank after function name, for clarity.
20861 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20863 * attribs.c (decl_attributes): Use %qE for identifiers in
20865 * cgraphunit.c (verify_cgraph_node): Translate function names to
20866 locale character set in diagnostics.
20867 * coverage.c (get_coverage_counts): Use %qE for identifiers in
20869 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
20870 Document that functions are named in UTF-8.
20871 * expr.c (expand_expr_real_1): Translate function names to locale
20872 character set in diagnostics.
20873 * gimplify.c (omp_notice_variable, omp_is_private,
20874 gimplify_scan_omp_clauses): Use %qE for identifiers in
20876 * langhooks.c (lhd_print_error_function): Translate function names
20877 to locale character set.
20878 * langhooks.h (decl_printable_name): Document that return value is
20879 in internal character set.
20880 * stmt.c: Include pretty-print.h
20881 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
20883 (resolve_operand_name_1): Translate named operand name to locale
20885 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
20887 * toplev.c (announce_function): Translate function names to locale
20889 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
20890 (default_tree_printer): Use pp_identifier or translate identifiers
20891 to locale character set. Mark "<anonymous>" for translation.
20892 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
20893 for identifiers in diagnostics.
20894 * tree.c (handle_dll_attribute): Use %qE for identifiers in
20896 * varasm.c (output_constructor): Use %qE for identifiers in
20899 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
20901 * configure.ac: use ` ` instead of $()
20902 * configure: Regenerate.
20904 2009-05-05 Ben Elliston <bje@au.ibm.com>
20906 * config/pa/linux-atomic.c: Eliminate conditional include of
20907 errno.h on non-LP64 systems to simplify build requirements.
20909 2009-05-04 Joseph Myers <joseph@codesourcery.com>
20911 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
20913 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
20914 and pass value to identifier_to_locale.
20915 (warn_variable_length_array): Make name a tree.
20916 (grokdeclarator): Separate diagnostic texts for named and unnamed
20917 declarators. Use %qE for named declarators.
20918 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
20920 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
20921 identifiers in diagnostics.
20922 * c-typeck.c (push_member_name, start_init): Pass identifiers to
20923 identifier_to_locale. Mark "anonymous" strings for translation.
20925 2009-05-04 Michael Eager <eager@eagercon.com>
20927 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
20928 address for DImode/DFmode only if double-precision FP regs.
20930 2009-05-04 Michael Eager <eager@eagercon.com>
20932 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
20933 TARGET_SINGLE_FLOAT check.
20935 2009-05-04 Michael Eager <eager@eagercon.com>
20937 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
20939 2009-05-04 Michael Eager <eager@eagercon.com>
20941 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
20942 * config/rs6000/t-xilinx: New
20944 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
20946 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
20947 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
20948 * gcc/explow.c (memory_address): Use target hook.
20949 * gcc/targhooks.c (default_legitimize_address): New.
20950 * gcc/targhooks.h (default_legitimize_address): New.
20951 * gcc/target.h (legitimize_address): New.
20952 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
20953 (TARGET_INITIALIZER): Include it.
20954 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
20956 * config/bfin/bfin-protos.h (legitimize_address): Remove.
20957 * config/bfin/bfin.c (legitimize_address): Remove.
20958 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
20959 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
20961 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
20962 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
20964 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
20965 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
20966 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
20967 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
20968 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
20969 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
20970 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
20971 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
20972 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
20973 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
20974 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
20975 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
20976 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
20977 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
20978 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
20979 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
20980 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
20981 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
20982 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
20983 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
20984 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
20985 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
20986 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
20988 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
20989 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
20990 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
20991 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
20992 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
20993 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
20994 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
20995 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
20996 (thumb_legitimize_address): Delete.
20997 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
20998 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
20999 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
21000 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
21001 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
21002 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
21004 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
21007 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
21008 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
21009 * config/m32r/m32r.c (m32r_legitimize_address): New.
21010 * config/m68k/m68k.c (m68k_legitimize_address): New.
21011 * config/score/score.c (score_legitimize_address): Standardize.
21012 * config/score/score3.c (score3_legitimize_address): Standardize.
21013 * config/score/score3.h (score3_legitimize_address): Adjust.
21014 * config/score/score7.c (score7_legitimize_address): Standardize.
21015 * config/score/score7.h (score7_legitimize_address): Adjust.
21016 * config/sh/sh.c (sh_legitimize_address): New.
21017 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
21019 * gcc/config/s390/s390.c (legitimize_address): Rename to...
21020 (s390_legitimize_address): ... this.
21021 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
21022 (sparc_legitimize_address): ... this.
21023 * gcc/config/i386/i386.c (legitimize_address): Rename to...
21024 (ix86_legitimize_address): ... this.
21025 * gcc/config/avr/avr.c (legitimize_address): Rename to...
21026 (avr_legitimize_address): ... this.
21027 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
21028 (mn10300_legitimize_address): ... this.
21029 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
21030 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
21031 (alpha_expand_mov): Adjust call.
21033 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
21034 * config/spu/spu.c (spu_legitimize_address): Likewise.
21035 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
21036 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
21038 2009-05-04 Joseph Myers <joseph@codesourcery.com>
21040 * intl.c (locale_encoding, locale_utf8): New.
21041 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
21042 * intl.h (locale_encoding, locale_utf8): Declare.
21043 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
21044 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
21046 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
21048 (pp_tree_identifier): Define to call pp_base_tree_identifier.
21049 (pp_base_tree_identifier): Declare as function.
21050 (identifier_to_locale): Declare.
21051 * Makefile.in (pretty-print.o): Update dependencies.
21052 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
21054 2009-05-04 Richard Guenther <rguenther@suse.de>
21056 PR middle-end/40015
21057 * builtins.c (fold_builtin_memory_op): Do not decay to element
21058 type if the size matches the whole array.
21060 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21062 * expmed.c (synth_mult): When trying out a shift, pass the result
21065 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
21067 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
21068 (shiftsub1_cost): New.
21069 (init_expmed): Compute shiftsub1_cost.
21070 (synth_mult): Optimize multiplications by constants of the form
21071 -(2^^m-1) for some constant positive integer m.
21073 2009-05-03 Richard Guenther <rguenther@suse.de>
21076 * c-typeck.c (array_to_pointer_conversion): Do not built
21077 ADDR_EXPRs of arrays of pointer-to-element type.
21078 * c-gimplify.c (c_gimplify_expr): Revert change fixing
21079 up wrong ADDR_EXPRs after-the-fact.
21080 * c-common.c (strict_aliasing_warning): Strip pointer
21081 conversions for obtaining the original type.
21082 * builtins.c (fold_builtin_memset): Handle array types.
21083 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
21086 2009-05-03 Richard Guenther <rguenther@suse.de>
21088 PR middle-end/23329
21089 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
21090 Do not lose casts from array types with unknown extent to array
21091 types with known extent.
21092 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
21093 alias set compatibility.
21095 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
21097 * flags.h (extra_warnings): Delete.
21098 * toplev.c (process_options): Handle Wuninitialized here.
21099 * opts.c (extra_warnings): Delete.
21100 (set_Wextra): Delete.
21101 (common_handle_option): -Wextra can be handled automatically.
21102 * c-opts.c (c_common_handle_option): Delete obsolete code.
21103 (c_common_post_options): Simplify comment.
21104 * common.opt (W): Add Var.
21106 (Wuninitialized): Initialize to -1.
21108 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
21109 Richard Guenther <rguenther@suse.de>
21111 * expr.c (get_def_for_expr): New function.
21112 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
21113 SSA rather than trees.
21114 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
21115 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
21117 2009-05-03 Joseph Myers <joseph@codesourcery.com>
21119 * c-common.c (reswords): Add _Imaginary.
21120 * c-common.c (enum rid): Add RID_IMAGINARY.
21122 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
21124 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
21125 Patch by Richard Guenther.
21127 2009-05-03 Anatoly Sokolov <aesok@post.ru>
21129 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
21130 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
21131 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
21132 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
21133 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
21134 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
21135 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
21136 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
21137 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
21138 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
21139 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
21140 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
21141 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
21142 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
21143 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
21144 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
21145 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
21146 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
21148 2009-05-02 Richard Guenther <rguenther@suse.de>
21150 PR tree-optimization/39940
21151 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
21154 2009-05-02 Richard Guenther <rguenther@suse.de>
21156 PR middle-end/40001
21157 * tree-ssa.c (execute_update_addresses_taken): Properly check
21158 if we can mark a variable DECL_GIMPLE_REG_P.
21159 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
21160 back to the end of the function.
21161 (is_gimple_reg_type): Remove complex type special casing.
21162 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
21165 2009-05-02 Ben Elliston <bje@au.ibm.com>
21167 * doc/collect2.texi (Collect2): Document search path behaviour
21168 when configured with --with-ld.
21170 2009-05-02 Jan Hubicka <jh@suse.cz>
21172 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
21173 parameter; update callers.
21174 (coalesce_cost_edge): EH edges are costier because they needs
21175 splitting even if not critical and even more costier when there are
21176 multiple EH predecestors.
21178 2009-05-02 Jan Hubicka <jh@suse.cz>
21180 * except.c (remove_eh_handler_and_replace): Handle updating after
21181 removing TRY blocks.
21183 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
21185 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
21187 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
21189 * varasm.c: Do not include c-pragma.h.
21190 * attribs.c: Do not incude c-common.h.
21192 2009-05-01 Michael Matz <matz@suse.de>
21194 * calls.c (initialize_argument_information): Handle SSA names like
21195 decls with a non MEM_P DECL_RTL.
21197 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21199 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
21200 * ipa-utils.c: Likewise.
21201 * ipa-type-escape.c: Likewise.
21202 * cgraphunit.c Do not include c-common.h.
21203 * ipa-pure-const.c: Likewise.
21204 * tree-if-conv.c: Likewise.
21205 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
21206 * ipa-struct-reorg.c: Likewise.
21207 * tree-nomudflap.c: Likewise.
21208 * tree-ssa-structalias.c: Likewise.
21210 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
21212 * store-motion.c: Many cleanups to make this pass a first-class
21213 citizen instead of an appendix to gcse load motion. Add TODO list
21214 to make this pass faster/cleaner/better.
21216 (struct ls_expr): Post gcse.c-split cleanups.
21217 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
21218 "stores" field to "avail_stores".
21219 (pre_ldst_mems): Rename to store_motion_mems.
21220 (pre_ldst_table): Rename to store_motion_mems_table.
21221 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
21222 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
21223 (ldst_entry): Rename to st_expr_entry, update users.
21224 (free_ldst_entry): Rename to free_st_expr_entry, update users.
21225 (free_ldst_mems): Rename to free_store_motion_mems, update users.
21226 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
21228 (first_ls_expr): Rename to first_st_expr, update users.
21229 (next_ls_expr): Rename to next_st_expr, update users.
21230 (print_ldst_list): Rename to print_store_motion_mems. Print names of
21231 fields properly for store motion instead of names inherited from load
21233 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
21234 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
21237 (ae_kill): Rename to st_kill, update users.
21238 (ae_gen): Rename to st_avloc, update users.
21239 (transp): Rename to st_transp, update users.
21240 (pre_insert_map): Rename to st_insert_map, update users.
21241 (pre_delete_map): Rename to st_delete_map, update users.
21242 (insert_store, build_store_vectors, free_store_memory,
21243 one_store_motion_pass): Update for abovementioned changes.
21245 (gcse_subst_count, gcse_create_count): Remove.
21246 (one_store_motion_pass): New statistics counters "n_stores_deleted"
21247 and "n_stores_created", local variables.
21249 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
21252 (regvec, compute_store_table_current_insn): Remove.
21253 (reg_set_info, reg_clear_last_set): Remove.
21254 (compute_store_table): Use DF caches instead of local dataflow
21257 2009-05-01 Joseph Myers <joseph@codesourcery.com>
21259 * c-objc-common.c (c_tree_printer): Print identifiers with
21260 pp_identifier, not pp_string. Mark "({anonymous})" for
21262 * c-pretty-print.c (pp_c_ws_string): New.
21263 (pp_c_cv_qualifier, pp_c_type_specifier,
21264 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
21265 pp_c_storage_class_specifier, pp_c_function_specifier,
21266 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
21267 pp_c_primary_expression, pp_c_postfix_expression,
21268 pp_c_unary_expression, pp_c_shift_expression,
21269 pp_c_relational_expression, pp_c_equality_expression,
21270 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
21271 use pp_string and pp_c_ws_string in place of pp_identifier and
21272 pp_c_identifier for non-identifiers. Mark English strings for
21274 * c-pretty-print.h (pp_c_ws_string): Declare.
21276 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
21277 Roland McGrath <roland@redhat.com>
21279 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
21280 (ENABLE_LD_BUILDID): New configuration option.
21281 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
21282 (LINK_BUILDID_SPEC): New macro.
21283 (init_spec): If defined, prepend it between LINK_EH_SPEC and
21285 * doc/install.texi: Document --enable-linker-build-id option.
21286 * configure: Rebuild.
21287 * config.in: Rebuild.
21289 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
21291 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
21292 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
21293 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
21294 MIPS_GP_SAVE_AREA_SIZE.
21295 * config/mips/mips.c (struct mips_frame_info): Update comment
21296 before arg_pointer_offset and hard_frame_pointer_offset.
21297 (mips_compute_frame_info): Update diagram before function: to
21298 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
21299 indicate the position of frame_pointer_rtx with -fstack-protector and
21300 to show args_size. Don't allocate cprestore area for leaf functions
21301 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
21303 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
21305 2009-04-30 Michael Matz <matz@suse.de>
21307 PR tree-optimization/39955
21308 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
21310 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
21312 * ira.c (setup_cover_and_important_classes): Use safe macro
21313 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
21315 * genpreds.c (write_tm_preds_h): Output suitable definition of
21316 REG_CLASS_FOR_CONSTRAINT.
21318 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21320 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
21322 * bitmap.c (bitmap_descriptor): Likewise.
21323 * ggc-common.c (loc_descriptor): Likewise.
21324 * varray.c (varray_descriptor): Likewise.
21325 * vec.c (vec_descriptor): Likewise.
21327 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
21329 * Makefile.in (dce.o): Add $(EXCEPT_H).
21330 * dce.c: Include except.h and delete redundant vector definitions.
21331 (deletable_insn_p): Return false for non-call insns that can throw
21334 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
21336 * gcse.c (ae_gen): Remove.
21337 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
21338 and make non-static function to make it available in store-motion.c.
21339 Update call sites with search-and-replace.
21340 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
21341 extract_mentioned_regs, extract_mentioned_regs_helper,
21342 find_moveable_store, compute_store_table, load_kills_store, find_loads,
21343 store_killed_in_insn, store_killed_after, store_killed_before,
21344 build_store_vectors, insert_insn_start_basic_block, insert-store,
21345 remove_reachable_equiv_notes, replace_store_insn, delete_store,
21346 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
21347 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
21348 * store-motion.c: ...new file. Also copy data structures from gcse.c
21349 and clean up to remove parts not used by store motion.
21350 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
21351 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
21353 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21356 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
21357 when optimizing for size.
21359 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
21361 * gcse.c (gcse_constant_p): Fix typo in last change.
21363 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
21365 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
21367 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
21369 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
21371 2009-04-29 James E. Wilson <wilson@codesourcery.com>
21373 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
21374 CONST_HIGH_PART result.
21376 2009-04-29 Anatoly Sokolov <aesok@post.ru>
21378 * config/avr/avr.c (initial_elimination_offset): Rename to
21379 avr_initial_elimination_offset.
21380 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
21381 change return type to bool.
21382 (avr_can_eliminate): New function.
21383 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
21384 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
21385 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
21386 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
21387 avr_initial_elimination_offset.
21388 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
21389 (avr_initial_elimination_offset): Define.
21391 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
21392 Steven Bosscher <steven@gcc.gnu.org>
21394 PR rtl-optimization/39938
21395 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
21396 * cfgrtl.c: Include insn-attr.h.
21397 (rest_of_pass_free_cfg): New function.
21398 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
21399 * resource.c (init_resource_info): Remove call to df_analyze.
21401 2009-04-29 Richard Guenther <rguenther@suse.de>
21404 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
21405 allow conversion to signed integers.
21407 2009-04-29 Richard Guenther <rguenther@suse.de>
21409 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
21410 shifts of floating point vectors if the shift amount is
21411 a constant multiple of the element size.
21413 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
21414 Michael Matz <matz@suse.de>
21416 PR middle-end/39927
21418 * tree-outof-ssa.c (emit_partition_copy): New function.
21419 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
21420 insert_part_to_rtx_on_edge): Perform the partition base var
21421 copy using emit_partition_copy.
21422 (insert_value_copy_on_edge): Convert constants to the right mode.
21423 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
21424 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
21426 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21428 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
21429 scan backwards to try to find a constant to initialize it.
21431 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
21432 insn before the loop_end instruction, don't look past labels.
21434 2009-04-29 Richard Guenther <rguenther@suse.de>
21436 PR middle-end/39937
21437 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
21438 loose type conversions.
21439 (forward_propagate_addr_expr): Fix tuplification bug. Remove
21440 stmts only if there are no uses of its definition.
21442 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21444 * config/bfin/bfin.h (splitting_loops): Declare.
21445 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
21446 Reorder bit definitions to be ascending.
21447 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
21448 * config/bfin/bfin.c (splitting_loops): New variable.
21449 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
21450 (struct loop_info): Remove members INIT and LOOP_INIT.
21451 (bfin_optimize_loop): Don't set them. Reorder the code that generates
21452 the LSETUP sequence. Allow LC to be loaded from any register, but
21453 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
21454 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
21456 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
21457 of reload_completed.
21460 * config/bfin/bfin.md (movsi_insn): Refine constraints.
21462 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
21464 * Makefile.in (PLUGIN_VERSION_H): New.
21465 (OBJS-common): Remove plugin-version.o.
21466 (plugin.o): Depend on (PLUGIN_VERSION_H).
21467 (plugin-version.o): Remove.
21468 * configure: Regenerate
21469 * configure.ac: Create plugin-version.h.
21470 * gcc-plugin.h (plugin_gcc_version): Remove.
21471 (plugin_default_version_check): Change signature.
21472 * plugin-version.c: Remove.
21473 * plugin.c: Include plugin-version.h.
21474 (str_plugin_gcc_version_name): Remove.
21475 (try_init_one_plugin): Pass gcc version to plugin_init.
21476 (plugin_default_version_check): Both gcc and plugin versions are now
21479 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21481 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
21482 problematic last insns. Test for TYPE_CALL rather than CALL_P.
21483 Remove special case testing for last insn of inner loops. Don't fail
21484 if the loop ends with a jump, emit an extra nop instead.
21486 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
21487 DREGS rather than comparing directly. Remove code that tries to
21488 account for latencies.
21490 2009-04-29 Richard Guenther <rguenther@suse.de>
21492 PR tree-optimization/39941
21493 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
21494 eliminating an indirect call.
21496 2009-04-29 Richard Guenther <rguenther@suse.de>
21498 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
21499 parameter. Allow invariants as base if !require_lvalue.
21500 (verify_gimple_assign_single): Adjust.
21502 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
21504 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
21505 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
21506 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
21507 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
21508 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
21510 * config/bfin/bfin.c (bfin_expand_builtin,
21511 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
21513 2009-04-28 Richard Guenther <rguenther@suse.de>
21515 * tree-vect-loop.c (get_initial_def_for_induction): Use
21516 correct types for pointer increment.
21518 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21520 * toplev.c (print_version): Update GMP version string calculation.
21522 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
21524 PR rtl-optimization/39938
21525 * resource.c (init_resource_info): Add call to df_analyze.
21527 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21529 * config/alpha/alpha.md (usegp): Cast the result of
21530 alpha_find_lo_sum_using_gp to enum attr_usegp.
21531 * config/alpha/alpha.c (override_options): Remove end-of-structure
21532 marker element from cpu_table. Use array size of cpu_table to handle
21533 -mcpu and -mtune options.
21534 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
21536 2009-04-28 Joseph Myers <joseph@codesourcery.com>
21538 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
21539 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
21540 tune_32 and tune_64.
21541 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
21542 support on PowerPC.
21543 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
21544 * config/rs6000/option-defaults.h: ... here. New file.
21545 (OPT_64, OPT_32): Define.
21546 (MASK_64BIT): Define to 0 if not already defined.
21547 (OPT_ARCH64, OPT_ARCH32): Define.
21548 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
21551 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21553 * config/arm/arm.c (arm_override_options): Emit error on using
21556 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21558 PR rtl-optimization/39914
21559 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
21560 registers for allocnos created from user-defined variables only
21561 when not optimizing.
21563 2009-04-28 Richard Guenther <rguenther@suse.de>
21565 PR middle-end/39937
21566 * fold-const.c (fold_binary): Use distribute_real_division only
21569 2009-04-28 Steve Ellcey <sje@cup.hp.com>
21571 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
21572 add hpux-stdint.h to tm_file.
21573 (hppa[12]*-*-hpux11*): Ditto.
21574 (ia64*-*-hpux*): Ditto.
21575 * config/hpux-stdint.h: New.
21576 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
21577 __STDC_EXT__ for all compiles.
21578 * config/pa/pa-hpux.h: Ditto.
21579 * config/pa/pa-hpux10.h: Ditto.
21580 * config/pa/pa-hpux11.h: Ditto.
21582 2009-04-28 Catherine Moore <clm@codesourcery.com>
21584 * debug.h (set_name): Add comment.
21586 2009-04-28 Andrew Pinski <pinskia@gmail.com>
21589 * config/darwin.c (machopic_gen_offset): Check
21590 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
21591 * config/arm/arm.c (require_pic_register): Likewise.
21593 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
21595 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
21596 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
21597 m32c_promote_prototypes): Delete.
21599 2009-04-28 Michael Matz <matz@suse.de>
21601 PR middle-end/39922
21602 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
21605 2009-04-28 Richard Guenther <rguenther@suse.de>
21607 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
21609 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21611 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
21612 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
21613 * config/arm/arm-tune.md: Regenerate.
21615 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
21617 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
21618 block if there are complex incoming edges.
21619 (sel_merge_blocks): Remove useless assert.
21620 (sel_redirect_edge_and_branch): Check that edge was redirected.
21621 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
21622 (sel_find_rgns): Delete declaration.
21623 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
21624 the region when it is not a preheader.
21626 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21629 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
21631 2009-04-28 Richard Guenther <rguenther@suse.de>
21633 * tree.h (SSA_NAME_VALUE): Remove.
21634 (struct tree_ssa_name): Remove value_handle member.
21635 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
21636 array for jump threading.
21637 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
21639 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
21640 * tree-flow.h (threadedge_initialize_values): Declare.
21641 (threadedge_finalize_values): Likewise.
21642 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
21643 (SSA_NAME_VALUE): Define.
21644 (threadedge_initialize_values): New function.
21645 (threadedge_finalize_values): Likewise.
21646 * tree-ssa-dom.c (ssa_name_values): New global variable.
21647 (SSA_NAME_VALUE): Define.
21648 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
21650 2009-04-28 Ira Rosen <irar@il.ibm.com>
21652 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
21653 Use REPORT_VECTORIZED_LOCATIONS instead
21654 REPORT_VECTORIZED_LOOPS.
21655 * tree-vectorizer.c (vect_verbosity_level): Make static.
21656 (vect_loop_location): Rename to vect_location.
21657 (vect_set_verbosity_level): Update comment.
21658 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
21660 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
21661 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
21662 instead REPORT_UNVECTORIZED_LOOPS.
21663 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
21664 and vect_loop_def to vect_external_def and vect_internal_def.
21665 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
21666 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
21667 REPORT_UNVECTORIZED_LOCATIONS.
21668 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
21669 and vect_used_in_loop and to vect_unused_in_scope and
21670 vect_used_in_scope.
21671 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
21672 (vect_verbosity_level): Remove declaration.
21673 (vect_analyze_operations): Likewise.
21674 (vect_analyze_stmt): Declare.
21675 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
21676 REPORT_UNVECTORIZED_LOCATIONS.
21677 (vect_get_loop_niters): Fix indentation.
21678 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
21679 (vect_analyze_loop_operations): New function.
21680 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
21681 vect_analyze_operations.
21682 (vect_is_simple_reduction): Use new names.
21683 (vectorizable_live_operation, vect_transform_loop): Likewise.
21684 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
21685 to specify whether the data references can be a part of interleaving
21687 (vect_analyze_data_ref_dependence): Use new names.
21688 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
21689 (vect_create_addr_base_for_vector_ref): Remove redundant code.
21690 * tree-vect-patterns.c (widened_name_p): Use new names.
21691 (vect_recog_dot_prod_pattern): Likewise.
21692 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
21693 (process_use, vect_mark_stmts_to_be_vectorized,
21694 vect_model_simple_cost, vect_model_store_cost,
21695 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
21696 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
21697 vectorizable_operation, vectorizable_type_demotion,
21698 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
21699 vectorizable_condition): Likewise.
21700 (vect_analyze_operations): Split into vect_analyze_loop_operations
21702 (vect_analyze_stmt): ... new function.
21703 (new_stmt_vec_info): Use new names.
21704 (vect_is_simple_use): Use new names and fix comment.
21705 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
21706 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
21708 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
21711 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
21712 and integer modes for x87 operands. Do not ICE for unsupported size,
21713 generate error instead. Generate error for unsupported operand types.
21714 ['z']: Do not handle HImode memory operands specially. Warning
21715 for floating-point operands. Fallthru to 'Z' for unsupported operand
21716 types. Do not ICE for unsupported size, generate error instead.
21717 (output_387_binary_op): Use %Z to output operands.
21718 (output_fp_compare): Ditto.
21719 (output_387_reg_move): Ditto.
21721 2009-04-28 Ben Elliston <bje@au.ibm.com>
21726 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21728 * builtins.c (c_strlen): Do not warn here.
21729 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
21730 * c-common.c (pointer_int_sum): Take an explicit location.
21731 Warn about offsets out of bounds.
21732 * c-common.h (pointer_int_sum): Adjust declaration.
21734 2009-04-27 Ian Lance Taylor <iant@google.com>
21736 * collect2.c (is_ctor_dtor): Change type of ret field in struct
21738 * dce.c (run_fast_df_dce): Change type of old_flags to int.
21739 * df-core.c (df_set_flags): Change return type to int. Change
21740 type of old_flags to int.
21741 (df_clear_flags): Likewise.
21742 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
21743 (df_get_conditional_uses): Likewise.
21744 * df.h (df_set_flags, df_clear_flags): Update declarations.
21745 * dwarf2out.c (struct indirect_string_node): Change type of form
21746 field to enum dwarf_form.
21747 (AT_string_form): Change return type to enum dwarf_form.
21748 * fixed-value.c (fixed_compare): Add cast to enum type.
21749 * fwprop.c (update_df): Change 0 to VOIDmode.
21750 * gensupport.c: Change 0 to UNKNOWN.
21751 * gimple.h (gimple_cond_code): Add cast to enum type.
21752 * haifa-sched.c (reemit_notes): Add cast to enum type.
21753 * hooks.c (hook_int_void_no_regs): Remove function.
21754 * hooks.h (hook_int_void_no_regs): Remove declaration.
21755 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
21756 * predict.c (combine_predictions_for_insn): Add casts to enum type.
21757 * real.c (real_arithmetic): Add cast to enum type.
21758 (real_compare): Likewise.
21759 * target.h (struct gcc_target): Change return type of
21760 branch_target_register_class to enum reg_class.
21761 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
21762 default_branch_target_register_class.
21763 * targhooks.c (default_branch_target_register_class): New function.
21764 * targhooks.h (default_branch_target_register_class): Declare.
21765 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
21766 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
21768 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
21770 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
21771 vect_uninitialized_def. Change 0 to ERROR_MARK.
21772 * tree-vect-stmts.c (supportable_widening_operation): Don't
21773 initialize icode1 and icode2.
21774 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
21775 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
21777 (cmn_err_flag_specs): Change 0 to STD_C89.
21778 (cmn_err_char_table): Likewise.
21779 * config/arm/arm.c (get_arm_condition_code): Change type of code
21780 to enum arm_cond_code.
21781 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
21782 (IWMMXT_BUILTIN2): Likewise.
21783 (neon_builtin_type_bits): Don't define typedef.
21784 (neon_builtin_datum): Change type of bits field to int.
21785 (arm_expand_neon_args): Add cast to enum type.
21786 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
21788 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
21789 casts to enum type.
21790 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
21792 * config/mips/mips.md (jal_macro): Return enum constant.
21793 (single_insn): Likewise.
21794 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
21796 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
21797 casts to enum type.
21798 * config/s390/s390.c (s390_tune_flags): Change type to int.
21799 (s390_arch_flags): Likewise.
21800 (s390_handle_arch_option): Change flags field of struct pta to int.
21801 * config/s390/s390.h (s390_tune_flags): Update declaration.
21802 (s390_arch_flags): Likewise.
21803 * config/sh/sh.c (prepare_move_operands): Compare
21804 tls_symbolic_operand result with enum constant.
21805 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
21806 (sh_expand_prologue): Add cast to enum type.
21807 (sh_expand_epilogue): Likewise.
21808 (tls_symbolic_operand): Change return type to enum tls_model.
21809 (fpscr_set_from_mem): Add cast to enum type.
21810 (legitimize_pic_address): Compare tls_symbolic_operand result with
21812 (sh_target_reg_class): Change return type to enum reg_class.
21813 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
21815 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
21816 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
21817 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
21818 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
21819 (delayed_branch, tls_call_delay): Likewise.
21820 (eligible_for_sibcall_delay): Likewise.
21821 (eligible_for_return_delay): Likewise.
21822 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
21823 (spu_expand_builtin_1): Likewise.
21825 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
21826 for all types of conversions.
21827 (output_init_element): Issue -Wc++-compat warning if needed when
21828 initializing a bitfield with enum type.
21829 * c-parser.c (c_parser_expression): Set original_type to
21830 original_type of right hand operand of comma operator.
21832 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21834 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
21836 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
21837 * doc/cpp.texi (Standard Predefined Macros)
21838 (Implementation-defined behavior): Likewise.
21839 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
21840 * doc/gimple.texi (GIMPLE Exception Handling)
21841 (@code{GIMPLE_ASSIGN}): Likewise.
21842 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
21843 * doc/invoke.texi (Warning Options, Optimize Options)
21844 (AVR Options, Darwin Options): Likewise.
21845 (Optimize Options): Reformulate -fwhole-program description.
21846 * doc/loop.texi (Lambda): Likewise.
21847 * doc/md.texi (Output Template, Define Constraints)
21848 (Standard Names, Insn Splitting): Likewise.
21849 * doc/options.texi (Option properties): Likewise.
21850 * doc/passes.texi (Tree-SSA passes): Likewise.
21851 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
21852 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
21853 (File Names and DBX): Likewise.
21854 * doc/trouble.texi (Incompatibilities): Likewise.
21856 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21858 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
21859 instruction is correct.
21861 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
21863 Allow non-constant arguments to conversion intrinsics.
21864 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
21865 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
21866 * spu.c (print_operand): Handle 'v' and 'w'.
21867 (exp2_immediate_p, spu_gen_exp2): Define.
21868 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
21869 spu_convtf_1): Update parameter descriptions.
21870 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
21871 * constraints.md ('v', 'w'): New.
21872 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
21874 (i2f, I2F): New define_mode_attr.
21875 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
21876 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
21877 fixuns_truncv4sfv4si2): Update to use mode attribute.
21878 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
21879 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
21880 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
21881 patterns for combine.
21883 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
21885 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
21886 (cprop, hoist, pre, store_motion): New debug counters.
21887 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
21888 is not an RTL pass anymore.
21889 (pass_profiling): Remove extern decl for pass removed in 2005.
21890 (pass_gcse, pass_jump_bypass): Remove.
21891 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
21892 to 0 for clean state.
21893 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
21894 * cse.c (gate_handle_cse_after_global_opts,
21895 rest_of_handle_cse_after_global_opts): New functions.
21896 (pass_cse_after_global_opts): New pass, does local CSE.
21897 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
21898 (TV_CPROP): New timevar.
21899 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
21900 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
21901 (gcse_main, recompute_all_luids): Remove.
21902 (compute_hash_table_work): Call max_reg_num instead of reading
21904 (cprop_jump): Don't set run_jump_opt_after_gcse.
21905 (constprop_register): Always allow to alter jumps.
21906 (cprop_insn): Likewise.
21907 (do_local_cprop): Likewise.
21908 (local_cprop_pass): Likewise. Return non-zero if something changed.
21909 (cprop): Remove function, fold interesting bits into one_cprop_pass.
21910 (find_implicit_sets): Add note about missed optimization opportunity.
21911 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
21912 pass_rtl_cprop execute function.
21913 Don't bother tracking the pass number, each pass gets its own dumpfile
21915 Always allow to alter jumpsand bypass jumps.
21916 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
21917 will just find no suitable set.
21918 (pre_edge_insert): Fix dumping, this function is for PRE only.
21919 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
21920 pass_rtl_pre execute function.
21921 (hoist_code): Return non-zero if something changed. Keep track of
21922 substitutions and insertions for statistics gathering similar to PRE.
21923 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
21924 called from the pass_rtl_hoist execute function. Show pass statistics.
21925 (compute_store_table): Use max_reg_num directly instead of using the
21926 formerly global max_gcse_regno.
21927 (build_store_vectors): Likewise.
21928 (replace_store_insn): Fix dumping.
21929 (store_motion): Rename to ...
21930 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
21931 pass, called from the pass_rtl_store_motion execute function. Keep
21932 track of substitutions and insertions for statistics gathering similar
21934 (bypass_jumps): Remove, fold interesting bits into ...
21935 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
21936 from the pass_rtl_cprop execute function.
21937 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
21938 pass_jump_bypass): Remove.
21939 (gate_handle_gcse, rest_of_handle_gcse): Remove.
21940 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
21941 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
21942 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
21943 (gate_rtl_store_motion, execute_rtl_store_motion,
21944 pass_rtl_store_motion): New.
21945 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
21946 make it clear that -fcse-skip-blocks is a no-op for backward compat.
21947 * passes.c (init_optimization_passes): Remove pass_gcse and
21948 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
21949 and cse_after_global_opts in place of pass_gcse. Schedule cprop
21950 instead of pass_jump_bypass.
21952 2009-04-27 Richard Guenther <rguenther@suse.de>
21954 PR middle-end/39928
21955 * gimplify.c (gimplify_expr): If we are required to create
21956 a temporary make sure it ends up as register.
21958 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
21961 * config/i386/i386.c (construct_container): Don't call
21962 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
21963 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
21965 2009-04-27 Michael Matz <matz@suse.de>
21967 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
21968 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
21969 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
21970 (dump_replaceable_exprs): Take a bitmap.
21971 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
21973 (expand_gimple_basic_block): Likewise.
21974 * tree-ssa-ter.c (struct temp_expr_table_d): Make
21975 replaceable_expressions member a bitmap.
21976 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
21977 (mark_replaceable): Likewise.
21978 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
21979 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
21981 2009-04-27 Richard Guenther <rguenther@suse.de>
21983 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
21984 (verify_stmts): Dispatch to gimple/type verification code.
21985 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
21986 issue with call argument types.
21988 2009-04-27 Michael Matz <matz@suse.de>
21990 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
21991 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
21994 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
21995 Eric Botcazou <ebotcazou@adacore.com>
21997 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
21998 a label's basic block.
21999 (mark_target_live_regs): Tidy and rework obsolete comments.
22000 Change back DF problem to LIVE. If a label starts a basic block,
22001 assume that all registers that used to be live then still are.
22002 (init_resource_info): If a label starts a basic block, set its
22003 BLOCK_FOR_INSN accordingly.
22004 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
22006 2009-04-27 Richard Guenther <rguenther@suse.de>
22008 * tree-flow-inline.h (function_ann): Remove.
22009 (get_function_ann): Likewise.
22010 * tree-dfa.c (create_function_ann): Remove.
22011 * tree-flow.h (struct static_var_ann_d): Remove.
22012 (struct function_ann_d): Likewise.
22013 (union tree_ann_d): Remove fdecl member.
22014 (function_ann_t): Remove.
22015 (function_ann, get_function_ann, create_function_ann): Remove
22018 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
22020 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
22022 2009-04-27 Jan Hubicka <jh@suse.cz>
22024 * ipa-pure-const.c (struct funct_state_d): New fields
22025 state_previously_known, looping_previously_known; remove
22026 state_set_in_source.
22027 (analyze_function): Use new fields.
22028 (propagate): Avoid assumption that state_set_in_source imply
22031 * tree-ssa-loop-niter.c (finite_loop_p): New function.
22032 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
22033 * cfgloop.h (finite_loop_p): Declare.
22035 2009-04-26 Michael Matz <matz@suse.de>
22037 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
22039 2009-04-26 Michael Matz <matz@suse.de>
22041 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
22042 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
22043 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
22044 pass_mark_used_blocks): Remove.
22045 * tree-optimize.c (pass_free_datastructures,
22046 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
22047 * passes.c (init_optimization_passes): Don't call
22048 pass_mark_used_blocks, remove dead code.
22050 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
22052 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
22053 * tree-ssa-live.h (register_ssa_partition): Likewise.
22055 2009-04-26 Michael Matz <matz@suse.de>
22058 * builtins.c (fold_builtin_next_arg): Handle SSA names.
22059 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
22060 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
22062 (compare_pairs): Swap cost comparison.
22063 (coalesce_ssa_name): Don't use change_partition_var.
22064 * tree-nrv.c (struct nrv_data): Add modified member.
22065 (finalize_nrv_r): Set it.
22066 (tree_nrv): Use it to update statements.
22067 (pass_nrv): Require PROP_ssa.
22068 * tree-mudflap.c (mf_decl_cache_locals,
22069 mf_build_check_statement_for): Use make_rename_temp.
22070 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
22071 * alias.c (find_base_decl): Handle SSA names.
22072 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
22073 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
22074 * rtl.h (set_reg_attrs_for_parm): Declare.
22075 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
22076 to "optimized", remove unused locals at finish.
22077 (execute_free_datastructures): Make global, call
22078 delete_tree_cfg_annotations.
22079 (execute_free_cfg_annotations): Don't call
22080 delete_tree_cfg_annotations.
22082 * ssaexpand.h: New file.
22083 * expr.c (toplevel): Include ssaexpand.h.
22084 (expand_assignment): Handle SSA names the same as register variables.
22085 (expand_expr_real_1): Expand SSA names.
22086 * cfgexpand.c (toplevel): Include ssaexpand.h.
22087 (SA): New global variable.
22088 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
22089 (SSAVAR): New macro.
22090 (set_rtl): New helper function.
22091 (add_stack_var): Deal with SSA names, use set_rtl.
22092 (expand_one_stack_var_at): Likewise.
22093 (expand_one_stack_var): Deal with SSA names.
22094 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
22095 before unique numbers.
22096 (expand_stack_vars): Use set_rtl.
22097 (expand_one_var): Accept SSA names, add asserts for them, feed them
22098 to above subroutines.
22099 (expand_used_vars): Expand all partitions (without default defs),
22100 then only the local decls (ignoring those expanded already).
22101 (expand_gimple_cond): Remove edges when jumpif() expands an
22102 unconditional jump.
22103 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
22104 or remove abnormal edges. Ignore insns setting the LHS of a TERed
22106 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
22107 members of SA; deal with PARM_DECL partitions here; expand
22108 all PHI nodes, free tree datastructures and SA. Commit instructions
22109 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
22110 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
22111 info and statements at start, collect garbage at finish.
22112 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
22113 (VAR_ANN_PARTITION) Remove.
22114 (change_partition_var): Don't declare.
22115 (partition_to_var): Always return SSA names.
22116 (var_to_partition): Only accept SSA names.
22117 (register_ssa_partition): Only check argument.
22118 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
22120 (delete_var_map): Don't free it.
22121 (var_union): Only accept SSA names, simplify.
22122 (partition_view_init): Mark only useful SSA names as used.
22123 (partition_view_fini): Only deal with SSA names.
22124 (change_partition_var): Remove.
22125 (dump_var_map): Use ssa_name instead of partition_to_var member.
22126 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
22128 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
22129 (struct _elim_graph): New member const_dests; nodes member vector of
22131 (set_location_for_edge): New static helper.
22132 (create_temp): Remove.
22133 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
22134 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
22135 (new_elim_graph): Allocate const_dests member.
22136 (clean_elim_graph): Truncate const_dests member.
22137 (delete_elim_graph): Free const_dests member.
22138 (elim_graph_size): Adapt to new type of nodes member.
22139 (elim_graph_add_node): Likewise.
22140 (eliminate_name): Likewise.
22141 (eliminate_build): Don't take basic block argument, deal only with
22142 partition numbers, not variables.
22143 (get_temp_reg): New static helper.
22144 (elim_create): Use it, deal with RTL temporaries instead of trees.
22145 (eliminate_phi): Adjust all calls to new signature.
22146 (assign_vars, replace_use_variable, replace_def_variable): Remove.
22147 (rewrite_trees): Only do checking.
22148 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
22149 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
22150 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
22151 contains_tree_r, MAX_STMTS_IN_LATCH,
22152 process_single_block_loop_latch, analyze_edges_for_bb,
22153 perform_edge_inserts): Remove.
22154 (expand_phi_nodes): New global function.
22155 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
22156 functions, initialize new parameter, remember partitions having a
22158 (finish_out_of_ssa): New global function.
22159 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
22160 don't reset in_ssa_p here, don't disable TER when mudflap.
22161 (pass_del_ssa): Remove.
22162 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
22164 (execute_free_datastructures): Declare.
22165 * Makefile.in (SSAEXPAND_H): New variable.
22166 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
22167 * basic-block.h (commit_one_edge_insertion): Declare.
22168 * passes.c (init_optimization_passes): Move pass_nrv and
22169 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
22170 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
22171 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
22172 (redirect_branch_edge): Deal with super block when expanding, split
22173 out jump patching itself into ...
22174 (patch_jump_insn): ... here, new static helper.
22176 2009-04-26 Michael Matz <matz@suse.de>
22178 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
22179 beyond num_ssa_names.
22180 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
22181 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
22183 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22185 PR inline-asm/39543
22186 * fwprop.c (forward_propagate_asm): New function.
22187 (forward_propagate_and_simplify): Propagate also into __asm, if it
22188 doesn't increase the number of referenced registers.
22191 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
22193 2009-04-26 Jakub Jelinek <jakub@redhat.com>
22195 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
22196 note_nonlocal_vla_type for nonlocal VLAs.
22197 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
22198 contains_remapped_vars, remap_vla_decls): New functions.
22199 (convert_nonlocal_reference_stmt): If not optimizing, call
22200 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
22201 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
22202 if it wasn't found in var_map.
22203 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
22204 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
22205 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
22207 * gimplify.c (nonlocal_vlas): New variable.
22208 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
22210 (gimplify_body): Create and destroy nonlocal_vlas.
22212 * dwarf2out.c (loc_descr_plus_const): New function.
22213 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
22214 mem_loc_descriptor, loc_descriptor_from_tree_1,
22215 descr_info_loc, gen_variable_die): Use it.
22217 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
22218 !TREE_STATIC VAR_DECLs.
22219 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
22220 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
22221 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
22222 DECL_BY_REFERENCE is valid.
22223 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
22224 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
22225 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
22226 Copy DECL_BY_REFERENCE.
22227 (struct nesting_copy_body_data): New type.
22228 (nesting_copy_decl): New function.
22229 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
22230 if they have variable length.
22232 2009-04-26 Michael Matz <matz@suse.de>
22234 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
22235 mark new temporaries for renaming.
22237 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22240 * c-decl.c (global_bindings_p): Return negative value.
22241 (c_variable_size): New. Based on variable_size from
22243 (grokdeclarator): Call c_variable_size not variable_size.
22245 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
22247 * config/i386/i386.c (print_operand) ['z']: Fix typo.
22249 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
22251 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
22252 Redefine it to just use mingw/include.
22253 (ASM_SPEC): Rules for -m32 and -m64.
22254 (LINK_SPEC): Use Likewise.
22255 (SPEC_32): New define.
22256 (SPEC_64): Likewise.
22257 (SUB_LINK_SPEC): Likewise.
22258 (MULTILIB_DEFAULTS): New define.
22259 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
22260 Add multilib options.
22261 (MULTILIB_DIRNAMES): Likewise.
22262 (MULTILIB_OSDIRNAMES): Likewise.
22263 (LIBGCC): Likewise.
22264 (INSTALL_LIBGCC): Likewise.
22266 2009-04-26 Joseph Myers <joseph@codesourcery.com>
22269 * c-tree.h (enum c_inline_static_type): New.
22270 (record_inline_static): Declare.
22271 * c-decl.c (struct c_inline_static, c_inline_statics,
22272 record_inline_static, check_inline_statics): New.
22273 (pop_file_scope): Call check_inline_statics.
22274 (start_decl): Call record_inline_static instead of pedwarning
22275 directly for static in inline function.
22276 * c-typeck.c (build_external_ref): Call record_inline_static
22277 instead of pedwarning directly for static referenced in inline
22280 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
22282 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
22283 not new but only being rescanned.
22284 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
22285 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
22286 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
22287 record_set_info, compute_set, grealloc): Remove.
22288 (recompute_all_luids): New function.
22289 (gcse_main): Don't compute sets, and don't do related memory
22290 allocations/free-ing. If something changed before the end of the
22291 pass, update LUIDs using recompute_all_luids.
22292 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
22293 (free_gcse_mem): Don't free it either.
22294 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
22295 Use the df insn LUIDs.
22296 (load_killed_in_block): Likewise.
22297 (compute_hash_table_work): Don't compute reg_set_in_block.
22298 (compute_transp): Use DF_REG_DEF_CHAINs.
22299 (local_cprop_pass): Don't use compute_sets and related functions.
22300 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
22301 Use get_max_uid() instead of max_cuid.
22302 (insert_insn_end_basic_block, pre_insert_copy_insn,
22303 update_ld_motion_stores): Don't try to
22304 keep reg_set tables up to date.
22305 (pre_insert_copies): Use df insn LUIDs.
22306 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
22307 (reg_set_info): Don't use extra bitmap argument.
22308 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
22309 information to compute regs_set_in_block.
22310 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
22311 (bypass_jumps): Don't use compute_sets and friends.
22313 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22316 * opts.c (undocumented_msg): Do not leave blank even with
22319 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22321 * c-decl.c (build_enumerator): Allow values folding to integer
22322 constants but not integer constant expressions with a pedwarn if
22325 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22328 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
22329 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
22330 type is an integer constant.
22332 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22335 * config/i386/i386.c (print_operand) ['z']: Revert handling of
22338 2009-04-25 Joseph Myers <joseph@codesourcery.com>
22341 * c-decl.c (grokdeclarator): Diagnose declarations of functions
22342 with variably modified return type and no storage class
22343 specifiers, except for the case of nested functions. Distinguish
22344 extern declarations of functions with variably modified return
22345 types from those of objects with variably modified types.
22347 2009-04-25 Jan Hubicka <jh@suse.cz>
22349 * tree.c (list_equal_p): New function.
22350 * tree.h (list_equal_p): Declare.
22351 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22352 basic_block_def, basic_block, const_basic_block): New.
22353 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
22354 (redirect_eh_edge): New function.
22355 (make_eh_edge_update_phi): EH edges are not abnormal.
22356 * except.c: Include tree-flow.h.
22357 (list_match): New function.
22358 (eh_region_replaceable_by_p): New function.
22359 (replace_region): New function.
22360 (hash_type_list): New function.
22361 (hash_eh_region): New function.
22362 (eh_regions_equal_p): New function.
22363 (merge_peers): New function.
22364 (remove_unreachable_regions): Verify EH tree when checking;
22366 (copy_eh_region_1): New function.
22367 (copy_eh_region): New function.
22368 (push_reachable_handler): New function.
22369 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
22370 regions without label but with live RESX.
22371 * except.h (redirect_eh_edge_to_label): New.
22372 * tree-flow.h (redirect_eh_edge): New.
22373 * coretypes.h (edge_def, edge, const_edge, basic_block_def
22374 basic_block_def, basic_block, const_basic_block): Remove.
22375 * Makefile.in (except.o): Add dependency on tree-flow.h
22376 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
22377 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
22380 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
22383 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
22384 on the destination of memcpy.
22386 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
22388 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
22389 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
22390 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
22392 2009-04-25 Jan Hubicka <jh@suse.cz>
22394 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
22395 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
22396 to be reached by different label than left.
22397 (update_eh_edges): Update comment; remove edge_to_remove if possible
22398 and return true if suceeded.
22399 (cleanup_empty_eh): Accept sharing map; handle shared regions.
22400 (cleanup_eh): Compute sharing map.
22401 * except.c (remove_eh_handler_and_replace): Add argument if we should
22403 (remove_unreachable_regions): Update for label sharing.
22404 (label_to_region_map): Likewise.
22405 (get_next_region_sharing_label): New function.
22406 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
22408 (remove_eh_handler): Update.
22409 (remove_eh_region_and_replace_by_outer_of): New function.
22410 * except.h (struct eh_region): Add next_region_sharing_label.
22411 (remove_eh_region_and_replace_by_outer_of,
22412 get_next_region_sharing_label): Declare.
22413 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
22415 2009-04-25 Jan Hubicka <jh@suse.cz>
22417 * tree-cfg.c (split_critical_edges): Split also edges where we can't
22418 insert code even if they are not critical.
22420 2009-04-25 Jan Hubicka <jh@suse.cz>
22422 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22423 (gimple_can_remove_branch_p): EH edges won't remove branch by
22425 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
22426 updating of non-abnormal EH edges.
22427 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
22428 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
22429 (split_critical_edges): Split also edges where emitting code on them
22430 will lead to splitting later.
22432 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
22433 H.J. Lu <hongjiu.lu@intel.com>
22436 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
22437 the configured assembler supports fildq and fistpq mnemonics.
22438 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
22439 * configure: Regenerated.
22440 * config.in: Ditto.
22442 * config/i386/i386.c (print_operand): Handle 'Z'.
22443 ['z']: Remove handling of special fild/fist suffixes.
22444 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
22445 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
22446 suffix of fild insn.
22447 (*floatsi<mode>2_vector_mixed): Ditto.
22448 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
22449 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
22450 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
22451 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
22452 * config/i386/gas.h (GAS_MNEMONICS): Remove.
22454 2009-04-25 Ben Elliston <bje@au.ibm.com>
22456 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
22457 the source of a set operation.
22459 2009-04-25 Anatoly Sokolov <aesok@post.ru>
22461 * target.h (struct gcc_target): Add case_values_threshold field.
22462 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
22463 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
22464 * targhooks.c (default_case_values_threshold): New function.
22465 * targhooks.h (default_case_values_threshold): Declare function.
22466 * stmt.c (expand_case): Use case_values_threshold target hook.
22467 * expr.h (case_values_threshold): Remove declartation.
22468 * expr.c (case_values_threshold): Remove function.
22469 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
22471 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
22472 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22473 (avr_case_values_threshold): Declare as static.
22474 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
22476 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
22477 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
22478 (mn10300_case_values_threshold): New function.
22480 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22482 * ira.c (setup_cover_and_important_classes): Add enum cast.
22484 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
22486 * genpreds.c (write_enum_constraint_num): Output definition of
22487 CONSTRAINT_NUM_DEFINED_P macro.
22488 * ira.c (setup_cover_and_important_classes): Use
22489 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
22491 2009-04-24 DJ Delorie <dj@redhat.com>
22493 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
22494 __SH2A_SINGLE_ONLY__ also.
22496 2009-04-24 Steve Ellcey <sje@cup.hp.com>
22498 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
22499 (movdf_internal): Ditto.
22500 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
22501 SFmode and DFmode constants.
22502 (ia64_print_operand): Add 'G' format for printing
22503 floating point constants.
22505 2009-04-24 Richard Guenther <rguenther@suse.de>
22507 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
22508 from unsigned additions.
22510 2009-04-24 Joseph Myers <joseph@codesourcery.com>
22512 * c-typeck.c (set_init_index): Allow array designators that are
22513 not integer constant expressions with a pedwarn if pedantic.
22515 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22517 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
22518 zero if no overlap in nonzero bits between the operands.
22520 2009-04-24 Ian Lance Taylor <iant@google.com>
22522 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
22523 (record_dead_and_set_regs): Likewise.
22524 * df.h (struct df_mw_hardreg): Change flags field to int.
22525 (struct df_base_ref): Likewise.
22526 (struct df): Change changeable_flags field to int.
22527 * df-scan.c (df_defs_record): Change clobber_flags to int.
22528 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
22529 constants rather than #define macros.
22530 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
22531 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
22532 (enum dwarf_calling_convention): Likewise.
22533 (enum dwarf_line_number_x_ops): Likewise.
22534 (enum dwarf_call_frame_info): Likewise.
22535 (enum dwarf_source_language): Likewise.
22536 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
22537 (add_calling_convention_attribute): Likewise.
22538 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
22539 (combine_comparisons): Change compcode to int. Add cast to enum type.
22540 * genrecog.c (maybe_both_true_2): Change c to int.
22541 (write_switch): Likewise. Add cast to enum type.
22542 * gimplify.c (gimplify_omp_for): Handle return values from
22543 gimplify_expr using MIN rather than bitwise or.
22544 (gimplify_expr): Add cast to enum type.
22545 * ipa-prop.c (update_jump_functions_after_inlining): Change
22546 IPA_BOTTOM to IPA_JF_UNKNOWN.
22547 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
22548 Add casts to enum type.
22549 (setup_cover_and_important_classes): Change cl to int. Add casts
22551 (setup_class_translate): Change cl and mode to int.
22552 (ira_init_once): Change mode to int.
22553 (free_register_move_costs): Likewise.
22554 (setup_prohibited_mode_move_regs): Add casts to enum type.
22555 * langhooks.c (add_builtin_function_common): Rework assertion that
22556 value fits bitfield.
22557 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
22558 * omega.c (omega_do_elimination): Avoid math on enum types.
22559 * optabs.c (expand_vec_shift_expr): Remove casts to int.
22560 * opts.c (set_debug_level): Change 2 to enum constant. Use new
22561 int local to handle integral_argment value.
22562 * regmove.c (try_auto_increment): Change PUT_MODE to
22564 * reload.c (push_secondary_reload): Add casts to enum type.
22565 (secondary_reload_class, find_valid_class): Likewise.
22566 * reload1.c (emit_input_reload_insns): Likewise.
22567 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
22568 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
22569 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
22571 * tree.c (build_common_builtin_nodes): Add casts to enum type.
22572 * tree-complex.c (complex_lattice_t): Typedef to int rather than
22574 (expand_complex_libcall): Add casts to enum type.
22575 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
22576 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
22577 with ERROR_MARK, not NUM_TREE_CODES.
22578 (vect_create_epilog_for_reduction): Likewise.
22579 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
22580 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
22581 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
22583 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
22584 vect_unused_in_loop. Change 0 to loop_vect.
22585 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
22586 * var-tracking.c (get_init_value): Change return type to enum
22588 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
22589 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
22591 (arm_override_options): Add casts to enum type.
22592 (arm_emit_tls_decoration): Likewise.
22593 * config/i386/i386.c (ix86_function_specific_restore): Add casts
22595 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
22596 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
22597 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
22599 * config/s390/s390.c (code_for_builtin_64): Change to array of
22601 (code_for_builtin_31): Likewise.
22602 (s390_expand_builtin): Change code_for_builtin to enum insn_code
22604 * config/sparc/sparc.c (sparc_override_options): Change value
22605 field in struct code_model to enum cmodel. In initializer change
22606 0 to NULL and add cast to enum type.
22608 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
22609 Change all callers. Issue a -Wc++-compat warning using
22610 lhs_origtype if necessary.
22611 (convert_for_assignment): Issue -Wc++-compat warnings about
22612 invalid conversions to enum type on assignment.
22613 * c-common.h (build_modify_expr): Update declaration.
22615 2009-04-24 Nick Clifton <nickc@redhat.com>
22617 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
22618 (function_arg_advance): Likewise.
22619 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
22622 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
22624 * config/s390/constraints.md ('I', 'J'): Fix condition.
22626 2009-04-24 Diego Novillo <dnovillo@google.com>
22628 * gengtype-parse.c (parse_error): Add newline after message.
22630 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
22632 * config/i386/sse.md (avxmodesuffixs): Removed.
22633 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
22634 (*avx_pinsr<ssevecsize>): This.
22636 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
22638 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
22639 follow chains of regs with a single definition, and allow expressions
22640 that are function_invariant_p.
22641 (simple_rhs_p): Allow expressions that are function_invariant_p.
22643 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
22645 PR middle-end/39867
22646 * fold-const.c (fold_cond_expr_with_comparison): When folding
22647 > and >= to MAX, make sure the MAX uses the same type as the
22648 comparison's operands.
22650 2009-04-24 Nick Clifton <nickc@redhat.com>
22652 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
22653 addressing for DImode accesses.
22654 (frv_print_operand_address): Handle PLUS case.
22655 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
22657 2009-04-24 Jakub Jelinek <jakub@redhat.com>
22659 PR rtl-optimization/39794
22660 * alias.c (canon_true_dependence): Add x_addr argument.
22661 * rtl.h (canon_true_dependence): Adjust prototype.
22662 * cse.c (check_dependence): Adjust canon_true_dependence callers.
22663 * cselib.c (cselib_invalidate_mem): Likewise.
22664 * gcse.c (compute_transp): Likewise.
22665 * dse.c (scan_reads_nospill): Likewise.
22666 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
22667 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
22668 canon_base_addr of the group, plus optional offset.
22669 (struct group_info): Rename canon_base_mem to
22671 (get_group_info): Set canon_base_addr to canon_rtx of base, not
22672 canon_rtx of base_mem.
22674 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
22676 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
22677 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
22679 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22681 * config/spu/spu-builtins.h: Delete file.
22683 * config/spu/spu.h (enum spu_builtin_type): Move here from
22685 (struct spu_builtin_description): Likewise. Add GTY marker.
22686 Do not use enum spu_function_code or enum insn_code.
22687 (spu_builtins): Add extern declaration.
22689 * config/spu/spu.c: Do not include "spu-builtins.h".
22690 (enum spu_function_code, enum spu_builtin_type_index,
22691 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
22692 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
22693 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
22694 unsigned_V2DI_type_node): Move here from spu-builtins.h.
22695 (spu_builtin_types): Make static. Add GTY marker.
22696 (spu_builtins): Add extern declaration with GTY marker.
22697 Include "gt-spu.h".
22699 * config/spu/spu-c.c: Do not include "spu-builtins.h".
22700 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
22701 Check programmatically whether all parameters are scalar.
22703 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
22705 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
22707 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
22708 assignment from the constructor either if the target is volatile.
22710 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
22712 * config/arm/arm.md (insv): Do not share operands[0].
22714 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
22716 * config/vxlib-tls.c (active_tls_threads): Delete.
22717 (delete_hook_installed): New.
22718 (tls_delete_hook): Don't delete the delete hook.
22719 (tls_destructor): Delete it here.
22720 (__gthread_set_specific): Adjust installing the delete hook.
22721 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
22722 __gthread_leave_tsd_dtor_context.
22724 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
22726 * c-format.c (gcc_tdiag_char_table): Add support for %E.
22728 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
22730 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
22732 (alpha_rtx_costs): Ditto.
22733 (emit_unlikely_jump): Use add_reg_note.
22734 (emit_frame_store_1): Ditto.
22735 (alpha_expand_prologue): Ditto.
22736 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22737 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
22739 2009-04-23 Nick Clifton <nickc@redhat.com>
22741 * config/v850/v850.md (epilogue): Remove suppressed code.
22742 (return): Rename to return_simple and remove test of frame size.
22743 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
22744 to gen_return_simple.
22746 2009-04-22 Jing Yu <jingyu@google.com>
22749 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
22751 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
22754 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
22755 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
22756 value is a VECTOR_CST, the element type is the element type of the
22759 2009-04-22 DJ Delorie <dj@redhat.com>
22761 * config/m32c/m32c.h: Update GTY annotations to new syntax.
22763 2009-04-22 Jakub Jelinek <jakub@redhat.com>
22765 * alias.c (find_base_term): Move around LO_SUM case, so that
22766 CONST falls through into PLUS/MINUS handling.
22769 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
22770 into 0, use omit_one_operand.
22772 2009-04-23 Ben Elliston <bje@au.ibm.com>
22774 * config/rs6000/linux-unwind.h (get_regs): Remove type
22775 puns. Change the type of `pc' to an array of unsigned ints and
22776 update all users. Constify frame24.
22778 2009-04-22 DJ Delorie <dj@redhat.com>
22780 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
22781 declarations before code.
22782 (current_function_special_page_vector): Likewise.
22783 (m32c_expand_insv): Silence a warning.
22785 2009-04-21 Taras Glek <tglek@mozilla.com>
22787 * alias.c: Update GTY annotations to new syntax.
22788 * basic-block.h: Likewise.
22789 * bitmap.h: Likewise.
22790 * c-common.h: Likewise.
22791 * c-decl.c: Likewise.
22792 * c-parser.c: Likewise.
22793 * c-pragma.c: Likewise.
22794 * c-tree.h: Likewise.
22795 * cfgloop.h: Likewise.
22796 * cgraph.h: Likewise.
22797 * config/alpha/alpha.c: Likewise.
22798 * config/arm/arm.h: Likewise.
22799 * config/avr/avr.h: Likewise.
22800 * config/bfin/bfin.c: Likewise.
22801 * config/cris/cris.c: Likewise.
22802 * config/darwin.c: Likewise.
22803 * config/frv/frv.c: Likewise.
22804 * config/i386/i386.c: Likewise.
22805 * config/i386/i386.h: Likewise.
22806 * config/i386/winnt.c: Likewise.
22807 * config/ia64/ia64.h: Likewise.
22808 * config/iq2000/iq2000.c: Likewise.
22809 * config/mips/mips.c: Likewise.
22810 * config/mmix/mmix.h: Likewise.
22811 * config/pa/pa.c: Likewise.
22812 * config/pa/pa.h: Likewise.
22813 * config/rs6000/rs6000.c: Likewise.
22814 * config/s390/s390.c: Likewise.
22815 * config/sparc/sparc.c: Likewise.
22816 * config/xtensa/xtensa.c: Likewise.
22817 * cselib.h: Likewise.
22818 * dbxout.c: Likewise.
22819 * dwarf2out.c: Likewise.
22820 * except.c: Likewise.
22821 * except.h: Likewise.
22822 * fixed-value.h: Likewise.
22823 * function.c: Likewise.
22824 * function.h: Likewise.
22825 * gimple.h: Likewise.
22826 * integrate.c: Likewise.
22827 * optabs.c: Likewise.
22828 * output.h: Likewise.
22829 * real.h: Likewise.
22831 * stringpool.c: Likewise.
22832 * tree-data-ref.c: Likewise.
22833 * tree-flow.h: Likewise.
22834 * tree-scalar-evolution.c: Likewise.
22835 * tree-ssa-address.c: Likewise.
22836 * tree-ssa-alias.h: Likewise.
22837 * tree-ssa-operands.h: Likewise.
22838 * tree.c: Likewise.
22839 * tree.h: Likewise.
22840 * varasm.c: Likewise.
22841 * varray.h: Likewise.
22843 * coretypes.h: Do not define GTY macro if it is already defined.
22844 * doc/gty.texi: Update GTY documentation to new syntax.
22845 * gengtype-lex.l: Enforce attribute-like syntax for GTY
22846 annotations on structs.
22847 * gengtype-parse.c: Likewise.
22849 2009-04-22 Mark Heffernan <meheff@google.com>
22851 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
22853 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22855 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
22858 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
22860 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
22861 the same as a PLUS without a shift. Increase the cost of a
22864 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22866 * Makefile.in: Update dependencies.
22867 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
22868 * errors.h: Remove bogus comment about compatibility.
22869 (warning): Update declaration.
22870 * genautomata.c: Update all calls to warning.
22871 * gimple.c: Do not include errors.h. Include toplev.h.
22872 * tree-ssa-structalias.c: Do not include errors.h.
22873 * omega.c: Likewise.
22874 * tree-ssa-reassoc.c: Likewise.
22875 * config/spu/spu-c.c: Likewise.
22876 * config/spu/t-spu-elf: Update dependencies.
22878 2009-04-22 Richard Guenther <rguenther@suse.de>
22880 PR tree-optimization/39824
22881 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
22882 make sure the types are compatible.
22884 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22887 * c-common.c (c_parse_error): Take a token_flags parameter.
22888 Use token_type for the token type instead.
22889 Pass token_flags to cpp_type2name.
22890 * c-common.h (c_parse_error): Update declaration.
22891 * c-parser.c (c_parser_error): Pass 0 as token flags.
22893 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
22895 PR rtl-optimization/39580
22896 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
22898 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22900 * function.c (expand_function_end): Do not emit a jump to the "naked"
22901 return label for fall-through returns.
22902 * except.c (sjlj_emit_function_exit): Always place the call to the
22903 unregister function at the location installed by expand_function_end.
22905 2009-04-22 Richard Guenther <rguenther@suse.de>
22907 PR tree-optimization/39845
22908 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
22909 (gen_inbound_check): Likewise.
22911 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
22913 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
22915 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
22916 * config/vxlib.c (__gthread_once): Add race guard for PPC.
22918 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22920 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
22921 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
22922 shift counts to avoid out-of-bounds array accesses.
22924 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22926 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
22927 (Pmode): Move above.
22929 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
22931 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
22932 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
22933 GET_CODE macro. Use IN_RANGE macro where appropriate.
22934 * config/alpha/alpha.h: Ditto.
22935 * config/alpha/alpha.md: Ditto.
22936 * config/alpha/constraints.md: Ditto.
22937 * config/alpha/predicates.md: Ditto.
22939 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
22941 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
22942 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22943 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22944 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22945 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22946 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22947 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22948 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22949 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22950 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22951 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22952 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22953 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22954 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22955 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22956 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22957 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22958 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22959 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22960 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22961 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22962 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22963 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22964 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22965 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22966 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22967 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
22969 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
22971 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
22972 references from comments.
22973 * cfgbuild.c (count_basic_blocks): Delete.
22974 (find_basic_blocks_1): Delete.
22975 (find_basic_blocks): Delete.
22976 * except.c (finish_eh_generation): Make static. Move comment from
22977 except.h here. Remove find_basic_blocks references from comments.
22978 * except.h (finish_eh_generation): Delete.
22979 * basic-block.h (find_basic_blocks): Delete.
22980 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
22982 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
22984 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
22985 (sdbout_parms): Likewise.
22987 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
22989 * config/sh/sh.c (prepare_cbranch_operands): Use
22990 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
22991 (expand_cbranchdi4): Likewise.
22992 (from_compare): Add cast to enum type.
22993 (expand_cbranchsi4): Use add_reg_note.
22994 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
22995 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
22996 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
22997 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
22998 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
22999 instead of CODE_FOR_nothing.
23000 (cbranchdi4): Likewise. Fix the order of arguments for
23002 (push_fpscr): Use add_reg_note.
23003 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
23004 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
23006 2009-04-21 Joseph Myers <joseph@codesourcery.com>
23008 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
23009 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23010 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23011 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
23012 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
23013 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
23014 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
23015 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
23016 config/alpha/x-vms, config/arc/t-arc,
23017 config/arm/README-interworking, config/arm/arm-c.c,
23018 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
23019 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
23020 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
23021 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
23022 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
23023 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
23024 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
23025 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
23026 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
23027 config/cris/t-elfmulti, config/crx/t-crx,
23028 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
23029 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
23030 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
23031 config/h8300/t-h8300, config/i386/athlon.md,
23032 config/i386/darwin-libgcc.10.4.ver,
23033 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
23034 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
23035 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
23036 config/i386/t-linux64, config/i386/t-nwld,
23037 config/i386/t-rtems-i386, config/i386/t-sol2-10,
23038 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
23039 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
23040 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
23041 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
23042 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
23043 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
23044 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
23045 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
23046 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
23047 config/m68k/t-uclinux, config/mcore/t-mcore,
23048 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
23049 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
23050 config/mips/crtn.asm, config/mips/irix-crti.asm,
23051 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
23052 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
23053 config/mips/mips-fixed.md, config/mips/sb1.md,
23054 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
23055 config/mips/t-iris6, config/mips/t-isa3264,
23056 config/mips/t-libgcc-mips16, config/mips/t-linux64,
23057 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
23058 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
23059 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
23060 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
23061 config/mn10300/t-linux, config/mn10300/t-mn10300,
23062 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
23063 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
23064 config/picochip/libgccExtras/clzsi2.asm,
23065 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
23066 config/rs6000/darwin-libgcc.10.4.ver,
23067 config/rs6000/darwin-libgcc.10.5.ver,
23068 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
23069 config/rs6000/t-aix43, config/rs6000/t-aix52,
23070 config/rs6000/t-darwin, config/rs6000/t-fprules,
23071 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
23072 config/rs6000/t-lynx, config/rs6000/t-netbsd,
23073 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
23074 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
23075 config/rs6000/t-rtems, config/rs6000/t-spe,
23076 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
23077 config/score/t-score-elf, config/sh/divcost-analysis,
23078 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
23079 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
23080 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
23081 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
23082 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
23083 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
23084 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
23085 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
23086 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
23087 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
23088 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
23089 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
23090 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
23091 limitx.h, version.c, xcoff.h: Add copyright and license notices.
23092 * config/h8300/genmova.sh: Include copyright and license notices
23093 in generated output.
23094 * config/h8300/mova.md: Regenerate.
23095 * doc/install.texi2html: Include word "Copyright" in copyright
23096 notice and use name "Free Software Foundation, Inc.".
23097 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
23098 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
23099 ChangeLog-2007, ChangeLog-2008: Correct dates.
23101 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
23103 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
23104 NE_EXPR operations as well.
23105 * c-parser.c (c_parser_condition): Do not set location information on
23107 (c_parser_conditional_expression): Likewise.
23108 (c_parser_binary_expression): Set location information on operators.
23109 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
23110 TRUTH_NOT_EXPR has been folded.
23111 * fold-const.c (fold_truth_not_expr): Copy location information from
23112 the incoming expression to the outgoing one.
23113 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
23114 recursive calls on the LHS of the operator but pass that of the
23115 operator to recursive calls on the RHS of the operator. Set it
23117 (shortcut_cond_expr): Set the locus of the operator on the second
23118 COND_EXPR and that of the expression on the first in degenerate cases.
23119 Pass the locus of the expression to calls to shortcut_cond_r.
23120 Set the locus of the 'then' block on the associated jump, if any.
23121 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
23122 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
23123 expression to call to gimplify_boolean_expr.
23125 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
23127 * config.gcc: Add additional configuration for
23128 i686-w64-mingw* and x86_64-w64-mingw* triplet.
23129 * config/i386/mingw-w64.h: New mingw-w64 specific header.
23130 (CPP_SPEC): Redefine for allowing -municode option.
23131 (STARTFILE_SPEC): Likewise.
23132 * config/i386/t-mingw-w64: New.
23133 * config/i386/mingw-w64.opt: New.
23134 (municode): Add new target option.
23135 * doc/invoke.texi (municode): Add documentation for new option.
23137 2009-04-21 Ian Lance Taylor <iant@google.com>
23139 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23140 Correct test for number of arguments.
23141 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
23143 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
23145 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
23146 argument of emit_library_call.
23148 2009-04-21 Richard Guenther <rguenther@suse.de>
23150 PR middle-end/39829
23151 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
23152 inside VIEW_CONVERT_EXPRs.
23154 2009-04-21 Martin Jambor <mjambor@suse.cz>
23156 * tree-switch-conversion.c (build_constructors): Split a long line.
23157 (constructor_contains_same_values_p): New function.
23158 (build_one_array): Create assigns of constants if possible, do not
23159 call mark_sym_for_renaming, call update_stmt.
23160 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
23161 make_rename_temp. Do not call mark_symbols_for_renaming, call
23163 (gen_def_assigns): Do not call mark_symbols_for_renaming or
23164 find_new_referenced_vars, call update_stmt.
23165 (gen_inbound_check): Use create_tmp_var and create ssa names manually
23166 instead of calling make_rename_temp. Do not call
23167 find_new_referenced_vars or mark_symbols_for_renaming, call
23170 2009-04-21 Richard Guenther <rguenther@suse.de>
23172 PR tree-optimization/39827
23173 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
23174 (tree_ssa_phiprop): Pass the correct array size.
23176 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
23178 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
23180 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
23183 * c-typeck.c (lvalue_p): Move declaration ...
23184 * c-common.h (lvalue_p): ... to here.
23185 * c-common.c (candidate_equal_p): New.
23186 (add_tlist): Use it.
23187 (merge_tlist): Use it.
23188 (warn_for_collisions_1): Likewise.
23189 (warning_candidate_p): Accept more candidates.
23190 (verify_tree): A warning candidate can be an expression. Use
23193 2009-04-21 Ben Elliston <bje@au.ibm.com>
23196 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
23197 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
23198 options. Remove -mcall-solaris documentation.
23200 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23203 * doc/invoke.texi (-Wlong-long): Update description.
23204 * c-lex (interpret_integer): Only warn if there was no previous
23205 overflow and -Wlong-long is enabled.
23206 * c-decl.c (declspecs_add_type): Drop redundant flags.
23207 * c.opt (Wlong-long): Init to -1.
23208 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
23209 and front-end warn_long_long. Wlong-long only depends on other
23210 flags if it is uninitialized.
23211 * c-parser.c (disable_extension_diagnostics): warn_long_long is
23212 the same for CPP and FE.
23213 (restore_extension_diagnostics): Likewise.
23215 2009-04-20 Ian Lance Taylor <iant@google.com>
23217 Fix enum conversions which are invalid in C++:
23218 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
23219 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
23220 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
23221 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
23222 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
23223 (dbxout_parms): Likewise.
23224 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
23225 (df_clear_flags): Likewise.
23226 * df-problems.c (df_rd_bb_local_compute_process_def): Change
23227 top_flag parameter to int.
23228 (df_chain_create_bb_process_use): Likewise.
23229 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
23231 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
23232 (df_ref_create_structure, df_def_record_1): Likewise.
23233 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
23234 (df_notes_rescan): Change 0 to VOIDmode in function call.
23235 (df_get_call_refs, df_insn_refs_collect): Likewise.
23236 (df_bb_regs_collect): Likewise.
23237 (df_entry_block_defs_collect): Likewise.
23238 (df_exit_block_uses_collect): Likewise.
23239 * df.h: Update declarations.
23240 * double-int.c (double_int_divmod): Add cast to enum type.
23241 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
23242 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
23243 (based_loc_descr): Likewise.
23244 (loc_descriptor_from_tree_1): Change first_op and second_op to
23245 enum dwarf_location_atom. Add cast to enum type.
23246 * expmed.c (init_expmed): Change 0 to SET in function call.
23247 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
23248 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
23249 (do_store_flag): Likewise.
23250 * fixed-value.h (struct fixed_value): Change mode to enum
23252 * function.c (assign_parms): Change 0 to VOIDmode in function call.
23253 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
23255 (insert_insn_decl, insert_decl, insert_state): Likewise.
23256 (automata_list_finish): Likewise.
23257 * genrecog.c (process_define_predicate): Add cast to enum type.
23258 * gensupport.c (init_predicate_table): Add cast to enum type.
23259 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
23261 (gimple_build_call_1, gimple_build_label): Likewise.
23262 (gimple_build_goto, gimple_build_asm_1): Likewise.
23263 (gimple_build_switch_1, gimple_build_cdt): Likewise.
23264 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
23265 (enum fallback): Rename from enum fallback_t.
23266 (fallback_t): Typedef as int.
23267 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
23268 GSI_SAME_STMT in function call.
23269 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
23271 (setup_reg_class_relations): Likewise.
23272 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
23273 (setup_prohibited_class_mode_regs): Add cast to enum type.
23274 (setup_prohibited_mode_move_regs): Likewise.
23275 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
23276 (record_address_regs): Change i to enum reg_class.
23277 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
23278 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
23279 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
23280 (GET_MODE_2XWIDER_MODE): Likewise.
23281 (GET_CLASS_NARROWEST_MODE): Likewise.
23282 * omp-low.c (expand_omp_for): Add cast to enum type.
23283 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
23284 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
23285 * postreload.c (reload_cse_simplify_operands): Change rclass local
23287 * predict.c (combine_predictions_for_insn): Change best_predictor
23288 and predictor to enum br_predictor.
23289 (combine_predictions_for_bb): Likewise.
23290 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
23291 use SET_PREDICT_EXPR_OUTCOME.
23292 * real.c (real_arithmetic): Change icode to code in function call.
23293 * reginfo.c (init_move_cost): Add casts to enum type.
23294 (init_reg_sets_1, init_fake_stack_mems): Likewise.
23295 * regmove.c (regclass_compatible_p): Change class0 and class1 to
23297 * reload.c (find_valid_class): Add casts to enum type.
23298 (push_reload): Change 0 to NO_REGS in function call.
23299 (find_reloads): Change this_alternative to array of enum
23300 reg_class. Remove some now-unnecessary casts.
23301 (make_memloc): Change 0 to VOIDmode in function call.
23302 * reload1.c (reload): Change 0 to VOIDmode in function call.
23303 (eliminate_regs_1, elimination_effects): Likewise.
23304 (eliminate_regs_in_insn): Likewise.
23305 (emit_input_reload_insns): Add cast to enum type.
23306 (delete_output_reload): Change 0 to VOIDmode in function call.
23307 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
23308 to enum type in function call.
23309 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
23310 (SET_PREDICT_EXPR_OUTCOME): Define.
23311 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
23312 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
23313 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
23314 (dump_function): Likewise.
23315 * tree-dump.h: Update declarations.
23316 * tree-pass.h: Update declarations.
23317 * varasm.c (assemble_integer): Change mclass to enum mode_class.
23318 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
23320 (arm_rtx_costs_1): Correct parenthesization.
23321 (arm_rtx_costs): Add casts to enum type.
23322 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
23323 (vfp_emit_fstmd): Use add_rg_note.
23324 (emit_multi_reg_push, emit_sfm): Likewise.
23325 (thumb_set_frame_pointer): Likewise.
23326 (arm_expand_prologue): Likewise.
23327 (arm_regno_class): Change return type to enum reg_class.
23328 (thumb1_expand_prologue): Use add_reg_note.
23329 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
23330 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
23332 * config/arm/gentune.sh: Add cast to enum type.
23333 * config/arm/arm-tune.md: Rebuild.
23334 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
23335 (ix86_split_fp_branch, predict_jump): Likewise.
23336 (ix86_expand_multi_arg_builtin): Change sub_code from enum
23337 insn_code to enum rtx_code.
23338 (ix86_builtin_vectorized_function): Add cast to enum type.
23339 * config/i386/i386.md (truncdfsf2): Change slot to enum
23341 (truncxf<mode>2, isinf<mode>2): Likewise.
23342 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
23344 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
23345 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
23346 (insert_bundle_state): Change 1 to INSERT in function call.
23347 (ia64_add_bundle_selector_before): Likewise.
23348 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
23349 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
23350 (restore_stack_nonlocal): Likewise.
23351 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
23353 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
23355 (mips_rtx_costs): Likewise.
23356 (mips_override_options): Add casts to enum type.
23357 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
23359 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
23360 (store_reg, set_reg_plus_d): Likewise.
23361 (hppa_expand_prologue, hppa_profile_hook): Likewise.
23362 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
23364 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
23366 (emit_unlikely_jump): Use add_reg_note.
23367 (rs6000_emit_allocate_stack): Likewise.
23368 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
23369 (output_toc): Change 1 to INSERT in function call.
23370 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
23371 (rs6000_initialize_trampoline): Likewise.
23372 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
23374 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
23375 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
23376 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
23377 (save_gprs): Use add_reg_note.
23378 (s390_emit_prologue): Likewise.
23379 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
23380 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
23381 (sparc_fold_builtin): Add cast to enum type.
23382 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
23384 (spu_expand_prologue): Use add_reg_note.
23385 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
23387 2009-04-20 Ian Lance Taylor <iant@google.com>
23389 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
23390 (c_parser_postfix_expression_after_primary): Get VEC for list of
23391 arguments. Get original types of arguments. Call
23392 build_function_call_vec.
23393 (cached_expr_list_1, cached_expr_list_2): New static variables.
23394 (c_parser_expr_list): Change return type to VEC *. Add
23395 p_orig_types parameter. Change all callers.
23396 (c_parser_release_expr): New static function.
23397 (c_parser_vec_to_tree_list): New static function.
23398 * c-typeck.c (build_function_call): Rewrite to build a VEC and
23399 call build_function_call_vec.
23400 (build_function_call_vec): New function, based on old
23401 build_function_call.
23402 (convert_arguments): Remove nargs and argarray parameters. Change
23403 values to a VEC. Add origtypes parameter.
23404 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
23405 (convert_for_assignment): Add origtype parameter. Change all
23406 callers. If warn_cxx_compat, check for conversion to an enum
23407 type when calling a function.
23408 (store_init_value): Add origtype parameter. Change all callers.
23409 (digest_init): Likewise.
23410 (struct init_node): Add origtype field.
23411 (add_pending_init): Add origtype parameter. Change all callers.
23412 (output_init_element): Likewise.
23413 (output_pending_init_elements): Pass origtype from init_node to
23414 output_init_element.
23415 (process_init_element): Pass origtype from c_expr to
23416 output_init_element.
23417 (c_finish_return): Add origtype parameter. Change all callers.
23418 * c-common.c (sync_resolve_size): Change params to VEC *. Change
23420 (sync_resolve_params): Likewise.
23421 (sync_resolve_return): Change params to first_param. Change caller.
23422 (resolve_overloaded_builtins): Change params to VEC *. Change
23423 callers. Save first parameter around call to build_function_call_vec.
23424 * c-decl.c (finish_decl): Add origtype parameter. Change all
23425 callers. Call build_function_call_vec rather than
23426 build_function_call for cleanup.
23427 * c-tree.h: Update declarations.
23428 * c-common.h: Update declarations.
23429 * stub-objc.c (objc_rewrite_function_call): Change parameter from
23430 params to first_param.
23431 * target.h (struct gcc_target): Change resolve_overloaded_builtin
23432 params parameter from tree to void *.
23433 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
23434 Change arglist parameter to have type void *, and to be a pointer
23436 * config/rs6000/rs6000-protos.h
23437 (altivec_resolve_overloaded_builtin): Update declaration.
23438 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
23439 fnargs parameter to have type void *, and to be a pointer to a
23440 VEC. Call build_function_call_vec instead of
23441 build_function_call.
23442 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
23444 2009-04-20 Joey Ye <joey.ye@intel.com>
23445 Xuepeng Guo <xuepeng.guo@intel.com>
23446 H.J. Lu <hongjiu.lu@intel.com>
23448 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
23450 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
23451 (IX86_LEA_PRIORITY): Likewise.
23452 (distance_non_agu_define): New function.
23453 (distance_agu_use): Likewise.
23454 (ix86_lea_for_add_ok): Likewise.
23455 (ix86_dep_by_shift_count): Likewise.
23457 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
23458 should split for LEA.
23460 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
23462 (ix86_dep_by_shift_count): Likewise.
23464 2009-04-20 Richard Guenther <rguenther@suse.de>
23466 * expr.c (handled_component_p): Move ...
23467 * tree.h (handled_component_p): ... here.
23468 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
23469 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
23470 and REALPART_EXPR to be in one group.
23472 2009-04-20 Richard Guenther <rguenther@suse.de>
23474 * basic-block.h (get_all_dominated_blocks): Declare.
23475 * dominance.c (get_all_dominated_blocks): New function.
23476 * tree-cfg.c (get_all_dominated_blocks): Remove.
23477 (remove_edge_and_dominated_blocks): Adjust.
23478 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
23479 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
23480 instead of recursing.
23482 2009-04-20 Doug Kwan <dougkwan@google.com>
23484 * cgraph.h (cgraph_node_ptr): New type for vector functions.
23485 (struct cgraph_node_set_def): New type.
23486 (cgraph_node_set) New type. Also declare vector functions.
23487 (struct cgraph_node_set_element_def): New type.
23488 (cgraph_node_set_element): Ditto.
23489 (cgraph_node_set_iterator): New iterator type.
23490 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
23491 cgraph_node_set_remove, dump_cgraph_node_set,
23492 debug_cgraph_node_set): New prototypes.
23493 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
23494 cgraph_node_set_size): New inlines.
23495 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
23496 including cgraph.h.
23497 (struct ipa_opt_pass): Add struct cgraph_node_set_def
23498 argument to function 'write_summary'.
23499 * ipa.c: Include ggc.h.
23500 (hash_cgraph_node_set_element,
23501 eq_cgraph_node_set_element, cgraph_node_set_new,
23502 cgraph_node_set_add, cgraph_node_set_remove,
23503 cgraph_node_set_find, dump_cgraph_node_set,
23504 debug_cgraph_node_set): New functions.
23505 * Makefile.in (ipa.o): Add dependency on GGC_H.
23507 2009-04-20 Ira Rosen <irar@il.ibm.com>
23509 PR tree-optimization/39675
23510 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
23511 check of the return code of vect_schedule_slp. Check that
23512 stmt_vec_info still exists for the statement, before checking its
23513 vectorization type.
23515 2009-04-20 Michael Matz <matz@suse.de>
23517 * Makefile.in (generated_files): Take out $(simple_generated_c).
23519 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
23521 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
23522 (UINTPTR_TYPE): Likewise.
23524 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23527 * c-typeck.c (digest_init): Check for initializing an array with a
23530 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23533 * c-semantics.c (pop_stmt_list): Propagate
23534 STATEMENT_LIST_HAS_LABEL to parent statement list.
23536 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
23538 * config/mips/mips.h (mips_tune_attr): New macro.
23539 * config/mips/mips.md (cpu): Use it.
23541 2009-04-19 Joseph Myers <joseph@codesourcery.com>
23544 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
23547 2009-04-19 Diego Novillo <dnovillo@google.com>
23549 * toplev.c (compile_file): Move call to coverage_finish ...
23550 * cgraphunit.c (ipa_passes): ... here.
23551 Call cgraph_process_new_functions.
23552 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
23553 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
23555 2009-04-19 Jan Hubicka <jh@suse.cz>
23557 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
23559 (dump_cgraph_node): Dump can throw external flag.
23560 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
23562 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
23566 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
23567 * common.opt (Wlogical-op): Move from here...
23568 * c.opt (Wlogical-op): ... to here.
23569 * c-typeck.c (parser_build_binary_op): Update call to
23570 warn_logical_operator.
23571 * c-opts.c (c_common_post_options): Enable warn_logical_op with
23573 * c-common.c (warn_logical_op): Update.
23574 * c-common.h (warn_logical_op): Update declaration.
23576 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
23578 * tree.c (protected_set_expr_location): Fix formatting.
23580 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23583 * c-typeck.c (readonly_warning): new.
23584 (build_unary_op, build_modify_expr): Use readonly_warning for
23585 storing into something readonly but not const-qualified.
23587 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23590 * c-typeck.c (build_unary_op): Check for taking address of
23591 expression of type void.
23593 2009-04-18 Joseph Myers <joseph@codesourcery.com>
23596 * c-typeck.c (build_function_call): Check for calling a function
23597 with qualified void return types. Call require_complete_type when
23600 2009-04-18 Jan Hubicka <jh@suse.cz>
23602 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
23604 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
23605 can_throw_external flag.
23606 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
23607 * ipa-pure-const.c (ignore_edge): New function.
23608 (propagate): Compute order for NOTHROW computation; set NOTHROWs
23609 only over can_throw_external edges.
23610 (local_pure_const): Add nothrow flag.
23611 * ipa-utils.c (searchc): Add ignore_edge callback.
23612 (ipa_utils_reduced_inorder): Add ignore_edge callback.
23613 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
23614 (set_nothrow_function_flags): Update cgraph.
23615 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
23617 2009-04-18 Richard Guenther <rguenther@suse.de>
23619 PR middle-end/39804
23620 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
23621 (fold_stmt): ... this and ...
23622 (fold_stmt_inplace): ... this.
23623 (fold_stmt_1): Fold references in calls and asms.
23624 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
23626 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23628 * tree-vrp.c (ssa_name_nonzero_p): Remove.
23629 * tree.h: Remove the prototype for ssa_name_nonzero_p.
23631 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23633 * tree.c (function_args_count): Remove.
23634 * tree.h: Remove the prototype for function_args_count.
23636 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23638 * tree-iterator.c (expr_only): Remove.
23639 * tree.h: Remove the prototype for expr_only.
23641 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23643 * reginfo.c (cannot_change_mode_set_regs): Remove.
23644 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
23646 2009-04-08 Anatoly Sokolov <aesok@post.ru>
23648 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
23649 whether operands 0 and 1 overlaps.
23651 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
23653 PR middle-end/36902
23654 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
23655 pointer. Use warning_at instead of warning.
23656 (search_for_addr_array): Likewise.
23657 (check_array_bounds): Likewise.
23658 (check_all_array_refs): Check that the incoming edge is not in the
23659 list of edges to be removed.
23660 (check_all_array_refs): Avoid the temporal pointer.
23661 (vrp_visit_cond_stmt): Fix typo.
23662 (simplify_switch_using_ranges): Handle the case where the switch
23663 index is an integer constant.
23665 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
23667 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
23669 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
23671 * doc/extend.texi, doc/invoke.texi: Fix typos.
23673 2009-04-17 Cary Coutant <ccoutant@google.com>
23675 * tree-flow-inline.h (get_lineno): Fix inverted test.
23677 2009-04-17 Diego Novillo <dnovillo@google.com>
23679 * tree-ssa-pre.c (create_expression_by_pieces): Remove
23680 assertion for AVAIL_OUT.
23682 2009-04-17 Mike Frysinger <vapier@gentoo.org>
23685 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
23686 * config/sh/linux-atomic.asm: Likewise.
23688 2009-04-17 Diego Novillo <dnovillo@google.com>
23690 * except.c (debug_eh_tree): New.
23691 (struct eh_region, struct eh_status): Move ...
23692 * except.h: ... here.
23693 (add_type_for_runtime): Declare extern.
23694 (lookup_type_for_runtime): Likewise.
23695 (debug_eh_tree): Declare.
23696 * Makefile.in (GTFILES): List except.h before except.c
23698 2009-04-17 Diego Novillo <dnovillo@google.com>
23700 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
23701 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
23702 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
23703 (find_vars_r): ... here.
23704 * tree-flow.h (find_referenced_vars_in): Declare.
23705 * tree-ssa-pre.c (create_expression_by_pieces): Assert
23706 that AVAIL_OUT exists for BLOCK.
23707 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
23708 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
23709 (tree-parloops.o): Likewise.
23711 2009-04-17 Simon Baldwin <simonb@google.com>
23713 * toplev.c (default_tree_printer): Add handling for %E format.
23715 2009-04-17 Diego Novillo <dnovillo@google.com>
23717 * tree-pretty-print.c (dump_generic_node): Add break after
23718 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
23719 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
23720 FUNCTION_TYPE together. Call print_struct_decl when printing
23721 structures and TDF_SLIM is not given.
23722 (print_struct_decl): Fix logic for detecting recursion.
23724 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23727 * gcc.c (create_at_file): New.
23728 (compile_input_file_p): New.
23729 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
23730 * main.c (main): Update call to toplev_main.
23731 * toplev.c (toplev_main): Change signature. Call expandargv.
23732 * toplev.h (toplev_main): Change signature.
23734 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23736 * dwarf2out.c (field_byte_offset): Use the type size as the field size
23737 if the latter is not constant.
23739 2009-04-17 David Edelsohn <edelsohn@gnu.org>
23741 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
23743 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
23745 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
23746 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
23748 2009-04-17 Richard Guenther <rguenther@suse.de>
23750 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23751 Handle component references view-converting an invariant address.
23753 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
23755 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
23756 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
23757 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
23758 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
23759 Use @deftypevr rather than @deftypevar.
23761 2009-04-17 Richard Guenther <rguenther@suse.de>
23763 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
23764 (get_prop_source_stmt): Likewise.
23765 (can_propagate_from): Likewise.
23767 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
23769 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
23770 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
23771 (--with-multilib-list): Add default value.
23772 * configure: Regenerate.
23773 * Makefile.in (TM_ENDIAN_CONFIG): Define.
23774 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
23775 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
23776 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
23777 Don't add default cpu to multilib list unnecessarily, but do enable
23778 the relevant compiler option..
23779 Add support for --with-multilib-list=<blank> and
23780 --with-multilib-list=!<somelib> to supress unwanted multilibs.
23781 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
23782 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
23783 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
23784 TM_MULTILIB_CONFIG.
23785 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
23786 (MULTILIB_OSDIRNAMES): New variable.
23787 * config/sh/t-1e: Delete file.
23788 * config/sh/t-mlib-sh1: Delete file.
23789 * config/sh/t-mlib-sh2: Delete file.
23790 * config/sh/t-mlib-sh2a: Delete file.
23791 * config/sh/t-mlib-sh2a-nofpu: Delete file.
23792 * config/sh/t-mlib-sh2a-single: Delete file.
23793 * config/sh/t-mlib-sh2a-single-only: Delete file.
23794 * config/sh/t-mlib-sh2e: Delete file.
23795 * config/sh/t-mlib-sh3e: Delete file.
23796 * config/sh/t-mlib-sh4: Delete file.
23797 * config/sh/t-mlib-sh4-nofpu: Delete file.
23798 * config/sh/t-mlib-sh4-single: Delete file.
23799 * config/sh/t-mlib-sh4-single-only: Delete file.
23800 * config/sh/t-mlib-sh4a: Delete file.
23801 * config/sh/t-mlib-sh4a-nofpu: Delete file.
23802 * config/sh/t-mlib-sh4a-single: Delete file.
23803 * config/sh/t-mlib-sh4a-single-only: Delete file.
23804 * config/sh/t-mlib-sh4al: Delete file.
23805 * config/sh/t-mlib-sh5-32media: Delete file.
23806 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
23807 * config/sh/t-mlib-sh5-64media: Delete file.
23808 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
23809 * config/sh/t-mlib-sh5-compact: Delete file.
23810 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
23811 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
23812 * doc/install.texi (Options specification): Add
23813 --with-multilib-list and --with-endian.
23815 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
23817 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
23819 (OBJS-common): Add plugin-version.o.
23820 (plugin-version.o): New.
23821 * gcc-plugin.h (plugin_gcc_version): New.
23822 (plugin_default_version_check): New.
23823 (plugin_init_func, plugin_init): Add version argument.
23824 * plugin-version.c: New.
23825 * plugin.c (str_plugin_gcc_version_name): New.
23826 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
23827 pass it to the init function.
23828 (plugin_default_version_check): New.
23830 2009-04-17 Richard Guenther <rguenther@suse.de>
23832 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
23833 for decl-vs-decl disambiguation.
23835 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
23837 * config/s390/s390.h (s390_tune_attr): New macro definition.
23838 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
23840 2009-04-17 Richard Guenther <rguenther@suse.de>
23842 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
23843 (fold_stmt_r): Likewise.
23844 (maybe_fold_reference): New function.
23845 (fold_gimple_assign): Handle cases fold_stmt_r did.
23846 (fold_stmt): Do not use fold_stmt_r.
23847 (fold_stmt_inplace): Likewise.
23849 2009-04-17 Richard Guenther <rguenther@suse.de>
23851 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
23852 (record_equivalences_from_stmt): Remove useless checks and
23854 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
23855 the type is already suitable.
23857 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
23859 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
23861 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
23863 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
23864 (CMPtype): Define as __gcc_CMPtype.
23866 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
23868 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
23869 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
23871 2009-04-17 Richard Guenther <rguenther@suse.de>
23873 PR tree-optimization/39746
23874 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
23875 special-casing for builtins and static variable use/def.
23876 (call_may_clobber_ref_p_1): Likewise.
23878 2009-04-16 Ian Lance Taylor <iant@google.com>
23880 * df.h: Include "timevar.h".
23881 (struct df_problem): Change tv_id field to timevar_id_t.
23882 * tree-pass.h: Include "timevar.h".
23883 (struct opt_pass): Change tv_id field to timevar_id_t.
23884 * timevar.h (timevar_id_t): Define TV_NONE.
23885 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
23886 TV_NONE rather than tv_id != 0.
23887 (execute_one_pass): Likewise.
23888 * Makefile.in (DF_H): Add $(TIMEVAR_H).
23889 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
23890 dependencies to $(TREE_PASS_H).
23891 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
23893 (pass_branch_target_load_optimize2): Likewise.
23894 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
23895 (pass_outof_cfg_layout_mode): Likewise.
23896 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
23897 (pass_rebuild_cgraph_edges): Likewise.
23898 (pass_remove_cgraph_callee_edges): Likewise.
23899 * df-core.c (pass_df_initialize_opt): Likewise.
23900 (pass_df_initialize_no_opt): Likewise.
23901 (pass_df_finish): Likewise.
23902 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
23903 * except.c (pass_set_nothrow_function_flags): Likewise.
23904 (pass_convert_to_eh_region_ranges): Likewise.
23905 * final.c (pass_compute_alignments): Likewise.
23906 * function.c (pass_instantiate_virtual_regs): Likewise.
23907 (pass_init_function): Likewise.
23908 (pass_leaf_regs): Likewise.
23909 (pass_match_asm_constraints): Likewise.
23910 * gimple-low.c (pass_lower_cf): Likewise.
23911 (pass_mark_used_blocks): Likewise.
23912 * init-regs.c (pass_initialize_regs): Likewise.
23913 * integrate.c (pass_initial_value_sets): Likewise.
23914 * ira.c (pass_ira): Likewise.
23915 * jump.c (pass_cleanup_barriers): Likewise.
23916 * omp-low.c (pass_expand_omp): Likewise.
23917 (pass_lower_omp): Likewise.
23918 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
23919 * recog.c (pass_split_all_insns): Likewise.
23920 (pass_split_after_reload): Likewise.
23921 (pass_split_before_regstack): Likewise.
23922 (pass_split_before_sched2): Likewise.
23923 (pass_split_for_shorten_branches): Likewise.
23924 * reginfo.c (pass_reginfo_init): Likewise.
23925 (pass_subregs_of_mode_init): Likewise.
23926 (pass_subregs_of_mode_finish): Likewise.
23927 * passes.c (pass_postreload): Likewise.
23928 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
23929 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
23930 (pass_warn_function_return): Likewise.
23931 (pass_warn_function_noreturn): Likewise.
23932 * tree-complex.c (pass_lower_complex): Likewise.
23933 (pass_lower_complex_O0): Likewise.
23934 * tree-if-conv.c (pass_if_conversion): Likewise.
23935 * tree-into-ssa.c (pass_build_ssa): Likewise.
23936 * tree-mudflap.c (pass_mudflap_1): Likewise.
23937 (pass_mudflap_2): Likewise.
23938 * tree-nomudflap.c (pass_mudflap_1): Likewise.
23939 (pass_mudflap_2): Likewise.
23940 * tree-nrv.c (pass_return_slot): Likewise.
23941 * tree-object-size.c (pass_object_sizes): Likewise.
23942 * tree-optimize.c (pass_all_optimizations): Likewise.
23943 (pass_early_local_passes): Likewise.
23944 (pass_all_early_optimizations): Likewise.
23945 (pass_cleanup_cfg): Likewise.
23946 (pass_cleanup_cfg_post_optimizing): Likewise.
23947 (pass_free_datastructures): Likewise.
23948 (pass_free_cfg_annotations): Likewise.
23949 (pass_fixup_cfg): Likewise.
23950 (pass_init_datastructures): Likewise.
23951 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
23952 (pass_late_warn_uninitialized): Likewise.
23953 (pass_update_address_taken): Likewise.
23954 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
23955 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
23956 (pass_cse_sincos): Likewise.
23957 (pass_convert_to_rsqrt): Likewise.
23958 * tree-ssa-structalias.c (pass_build_alias): Likewise.
23959 * tree-stdarg.c (pass_stdarg): Likewise.
23960 * tree-tailcall.c (pass_tail_recursion): Likewise.
23961 (pass_tail_calls): Likewise.
23962 * tree-vect-generic.c (pass_lower_vector): Likewise.
23963 (pass_lower_vector_ssa): Likewise.
23964 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
23966 2009-04-16 Joseph Myers <joseph@codesourcery.com>
23968 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
23970 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
23972 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
23973 logical and signext.
23975 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
23978 * config/sh/predicates.md (arith_operand): Check if the operand
23979 of TRUNCATE is a REG.
23981 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23983 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
23984 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
23986 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23988 * tree-iterator.c (tsi_split_statement_list_after,
23989 tsi_split_statement_list_before): Remove.
23990 * tree-iterator.h: Remove the prototypes for
23991 tsi_split_statement_list_after and tsi_split_statement_list_before.
23993 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
23995 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
23996 * tree-ssa-propagate.h: Remove the prototype for
23997 stmt_makes_single_load.
23999 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24001 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
24002 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
24004 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24006 * tree-iterator.c (EXPR_LAST_BODY): Remove.
24008 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24010 * except.c (eh_region_outer_p): Remove.
24011 * except.h: Remove the prototype for eh_region_outer_p.
24013 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
24015 * function.c (current_function_assembler_name): Remove.
24016 * function.h: Remove the prototype for
24017 current_function_assembler_name.
24019 2009-04-16 Ian Lance Taylor <iant@google.com>
24021 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
24022 (add_reg_note): Call alloc_reg_note.
24023 * rtl.h (alloc_reg_note): Declare.
24024 * combine.c (try_combine): Use alloc_reg_note.
24025 (recog_for_combine, move_deaths): Likewise.
24026 (distribute_notes): Use alloc_reg_note and add_reg_note.
24027 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
24028 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
24029 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
24031 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
24033 PR rtl-optimization/39762
24034 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
24035 ira_may_move_out_cost): Add comments about way of their usage.
24036 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
24038 * ira-conflicts.c (process_regs_for_copy): Use function
24039 ira_get_register_move_cost instead of global
24040 ira_register_move_cost.
24042 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
24043 color_pass, move_spill_restore, update_curr_costs): Ditto.
24045 * ira-lives.c (process_single_reg_class_operands): Ditto.
24047 * ira-emit.c (emit_move_list): Ditto.
24049 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
24050 (record_reg_classes): Ditto. Use functions
24051 ira_get_register_move_cost and ira_get_may_move_cost instead of
24052 global vars ira_register_move_cost, ira_may_move_out_cost and
24053 ira_may_move_in_cost.
24054 (record_address_regs): Don't call ira_init_register_move_cost.
24055 Use function ira_get_may_move_cost instead of global
24056 ira_may_move_in_cost.
24057 (process_bb_node_for_hard_reg_moves): Use function
24058 ira_get_register_move_cost instead of global ira_register_move_cost.
24059 (ira_costs): Don't call ira_init_register_move_cost.
24061 2009-04-16 Richard Guenther <rguenther@suse.de>
24063 * tree-cfg.c (verify_gimple_assign_binary):
24064 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
24065 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
24066 (create_general_new_stmt): Note that this function is broken.
24068 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24070 * common.opt (fhelp): Add Var(help_flag).
24071 * gcc-plugin.h (plugin_info): Add help.
24072 * plugin.c (plugin_name_args): Add help.
24073 (register_plugin_info): Set plugin->help.
24074 (print_help_one_plugin): New.
24075 (print_plugins_help): New.
24076 * plugin.h (print_plugins_help): New.
24077 * toplev.c (toplev_main): Call print_plugins_help if needed.
24079 2009-04-16 Richard Guenther <rguenther@suse.de>
24081 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
24082 (gimple_ior_addresses_taken_1): New function.
24083 (gimple_ior_addresses_taken): Likewise.
24084 * gimple.h (struct gimple_statement_with_ops_base): Remove
24085 addresses_taken member.
24086 (gimple_ior_addresses_taken): Declare.
24087 (gimple_addresses_taken, gimple_addresses_taken_ptr,
24088 gimple_set_addresses_taken): Remove.
24089 * ipa-reference.c (mark_address): New function.
24090 (scan_stmt_for_static_refs): Use it for marking addresses taken.
24091 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
24092 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
24093 (gimple_add_to_addresses_taken): Remove.
24094 (get_tmr_operands): Call mark_address_taken.
24095 (get_asm_expr_operands): Likewise.
24096 (get_expr_operands): Likewise.
24097 (build_ssa_operands): Do not clear the addresses_taken bitmap.
24098 (free_stmt_operands): Do not free it.
24099 * tree-ssa.c (delete_tree_ssa): Likewise.
24100 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
24102 2009-04-16 Richard Guenther <rguenther@suse.de>
24104 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
24105 (walk_stmt_load_store_ops): Likewise.
24106 * gimple.c (get_base_loadstore): New function.
24107 (walk_stmt_load_store_addr_ops): Likewise.
24108 (walk_stmt_load_store_ops): Likewise.
24109 * ipa-pure-const.c (check_op): Simplify.
24110 (check_load, check_store): New functions.
24111 (check_stmt): Use walk_stmt_load_store_ops.
24112 * ipa-reference.c (mark_load): Adjust signature.
24113 (mark_store): Likewise.
24114 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
24116 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24118 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
24119 (plugin_info): New.
24120 * opts.c (common_handle_option): Don't call print_version.
24121 * plugin.c (plugin_name_args): Add version.
24122 (register_plugin_info): New.
24123 (register_callback): Handle PLUGIN_INFO.
24124 (try_init_one_plugin): New.
24125 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
24127 (finalize_one_plugin): New.
24128 (finalize_plugins): New.
24129 (print_one_plugin): New.
24130 (print_plugins_versions): New.
24131 * plugin.h (print_plugins_versions): New.
24132 (finalize_plugins): New.
24133 * toplev.c (compile_file): Don't call initialize_plugins.
24134 (print_version): Call print_plugins_versions.
24135 (toplev_main): Call initialize_plugins. Print version if needed.
24136 Call finalize_plugins.
24138 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
24140 * common.opt (fversion): New.
24141 * gcc.c (print_version): New.
24142 (process_command): Don't print the version. Just set print_version.
24143 (main): Print version. Call subprocesses if print_version and
24144 verbose_flag are set.
24145 * opts.c (common_handle_option): Handle OPT_fversion.
24147 2009-04-16 Richard Guenther <rguenther@suse.de>
24148 Ira Rosen <irar@il.ibm.com>
24150 PR tree-optimization/39698
24151 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
24152 type of the reduction variable. Only generate the def if
24155 * omp-low.c (expand_omp_for_generic): When converting to a pointer
24156 make sure to first convert to an integer of the same precision.
24157 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
24158 the type of the evolution correctly in computing the new
24159 induction variable base.
24161 2009-04-16 Richard Guenther <rguenther@suse.de>
24163 PR middle-end/39625
24164 * tree-cfg.c (make_blocks): Split statements with to-be
24165 abnormal SSA names on the lhs.
24167 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
24169 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
24170 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
24171 * c-typeck.c (really_start_incremental_init): Likewise.
24172 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
24173 (TARGET_INITIALIZER): Remove it.
24174 * target.h (struct target): Remove vector_opaque_p.
24175 * tree.c (build_opaque_vector_type): New.
24176 * tree.h (TYPE_VECTOR_OPAQUE): New.
24177 (build_opaque_vector_type): Declare.
24178 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
24179 * config/rs6000/rs6000.c (build_opaque_vector_type,
24180 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
24181 (rs6000_init_builtins): Use build_opaque_vector_type for
24182 opaque_V4SI_type_node.
24184 2009-04-15 Catherine Moore <clm@codesourcery.com>
24186 * debug.h (set_name): Declare.
24187 * dwarf2out.c (dwarf2out_set_name): Declare.
24188 (dwarf2_debug_hooks): Add set_name.
24189 (find_AT_string): New.
24190 (add_AT_string): Call find_AT_string.
24191 (dwarf2out_set_name): New.
24192 * cp/decl.c (grokdeclarator): Call set_name.
24193 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
24194 * debug.c (do_nothing_debug_hooks): Likewise.
24195 * dbxout.c (dbx_debug_hooks): Likewise.
24196 * sdbout.c (sdb_debug_hooks): Likewise.
24198 2009-04-15 Michael Eager <eager@eagercon.com>
24200 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
24201 reg for single-precision FPU.
24202 * config/rs6000/rs6000.md (movsi_internal1): Only for
24203 !TARGET_SINGLE_FPU.
24204 (movsi_internal1_single): New. Add pattern to move SI values to/from
24205 single-precision FP regs.
24207 2009-04-15 Richard Guenther <rguenther@suse.de>
24209 * omp-low.c (lower_rec_input_clauses): Build correct address
24211 (expand_omp_for_generic): Fix multiplication type.
24212 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
24213 (generate_memset_zero): Fix types.
24214 * tree-profile.c (prepare_instrumented_value): Correctly
24217 2009-04-15 Ian Lance Taylor <iant@google.com>
24219 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
24220 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
24221 for -Wall and for -Wc++-compat.
24222 (c_common_post_options): For C++, set warn_enum_compare if not
24224 * c-tree.h (struct c_expr): Add field original_type.
24225 (build_external_ref): Update declaration.
24226 * c-parser.c (c_parser_braced_init): Set original_type.
24227 (c_parser_initelt): Likewise.
24228 (c_parser_expr_no_commas): Likewise.
24229 (c_parser_conditional_expression): Likewise.
24230 (c_parser_cast_expression): Likewise.
24231 (c_parser_unary_expression): Likewise. Pull setting of
24232 original_code to top of function.
24233 (c_parser_sizeof_expression): Set original_type.
24234 (c_parser_alignof_expression): Likewise.
24235 (c_parser_postfix_expression): Likewise. Pull setting of
24236 original_code to top of function.
24237 (c_parser_postfix_expression_after_paren_type): Set original_type.
24238 (c_parser_postfix_expression_after_primary): Likewise.
24239 (c_parser_expression): Likewise.
24240 * c-typeck.c (build_external_ref): Add type parameter. Change all
24242 (c_expr_sizeof_expr): Set original_type field.
24243 (parser_build_unary_op): Likewise.
24244 (parser_build_binary_op): Likewise. Optionally warn about
24245 comparisons of enums of different types.
24246 (digest_init): Set original_type field.
24247 (really_start_incremental_init): Likewise.
24248 (push_init_level, pop_init_level): Likewise.
24249 * doc/invoke.texi (Warning Options): -Wenum-compare now
24252 2009-04-15 Richard Guenther <rguenther@suse.de>
24254 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
24255 out a necessary conversion.
24256 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
24257 names we didn't value number.
24258 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
24260 2009-04-15 Richard Guenther <rguenther@suse.de>
24262 PR tree-optimization/39764
24263 * tree-ssa-ccp.c (get_value): Canonicalize value with
24264 canonicalize_float_value.
24266 2009-04-15 Jan Hubicka <jh@suse.cz>
24268 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
24269 Wrong version of patch.
24271 2009-04-15 Jan Hubicka <jh@suse.cz>
24273 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
24275 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
24277 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
24278 our distinct integral and vector types.
24280 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
24282 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
24283 * init.c (build_vtbl_address): Remove call to assemble_external.
24285 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
24287 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
24288 output for other floating point modes.
24290 2009-04-14 Diego Novillo <dnovillo@google.com>
24292 * diagnostic.c (diagnostic_report_diagnostic): Do not
24293 warn about loaded plugins for DK_ERROR and DK_WARNING.
24294 * c-decl.c (declspecs_add_type): Move call to
24295 invoke_plugin_callbacks ...
24296 * c-parser.c (c_parser_declspecs): ... here.
24297 * plugin.c (dump_active_plugins): Tidy output.
24299 2009-04-14 Diego Novillo <dnovillo@google.com>
24300 Le-Chun Wu <lcwu@google.com>
24302 * configure.ac: Add --enable-plugin support.
24303 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
24304 * Makefile.in (PLUGIN_H): Define.
24305 Export ENABLE_PLUGIN and GMPINC to site.exp.
24306 Add PLUGINLIBS to link command.
24307 Add/modify dependencies for plugin.o and files including plugin.h.
24309 * config.in: Regenerate.
24311 * opts.c (common_handle_option): Handle OPT_fplugin_ and
24314 2009-04-14 Le-Chun Wu <lcwu@google.com>
24316 * tree-pass.h (register_one_dump_file): Add a prototype for
24317 register_one_dump_file.
24318 * toplev.c (compile_file): Call initialize_plugins.
24319 (do_compile): Call invoke_plugin_callbacks.
24320 (toplev_main): Call invoke_plugin_callbacks.
24321 * common.opt: Add -fplugin= and -fplugin-arg-.
24322 * gcc-plugin.h: New public header file for plugins to include.
24323 * plugin.c: New source file.
24324 * plugin.h: New internal header file.
24325 * passes.c (register_one_dump_file): Make it external.
24327 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
24329 2009-04-14 Diego Novillo <dnovillo@google.com>
24331 * doc/plugins.texi: New.
24332 * doc/gccint.texi: Add reference to Plugins chapter.
24333 * doc/invoke.texi: Document -fplugin and -fplugin-arg
24334 * diagnostic.c (diagnostic_report_diagnostic): Warn about
24335 loaded plugins, if any.
24336 * timevar.def (TV_PLUGIN_INIT): Define.
24337 (TV_PLUGIN_RUN): Define.
24338 * plugin.c: Include timevar.h
24339 (plugins_active_p): New.
24340 (dump_active_plugins): New.
24341 (debug_active_plugins): New.
24343 2009-04-14 Joseph Myers <joseph@codesourcery.com>
24345 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
24347 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
24349 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
24351 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
24352 the same as a minus without a shift.
24354 2009-04-14 Nick Clifton <nickc@redhat.com>
24356 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
24357 comparisons with small integers will always produce a short
24360 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
24363 2008-12-19 Diego Novillo <dnovillo@google.com>
24365 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
24367 2009-04-14 Richard Guenther <rguenther@suse.de>
24369 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
24371 (verify_gimple_assign_binary): Likewise. Handle shifts and
24373 (verify_gimple_phi): Print the mismatched argument position.
24374 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24376 (vect_update_init_of_dr): Likewise.
24377 * matrix-reorg.c (transform_access_sites): Do what the
24379 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
24381 2009-04-13 Michael Eager <eager@eagercon.com>
24383 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
24384 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
24385 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
24386 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
24387 remove duplicate config
24389 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
24391 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
24392 file_name:line_number type locator of the call site.
24394 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
24396 * genautomata.c: Put blank after comma.
24397 (automaton_decls): New.
24398 (struct unit_usage): Add comments to member next.
24399 (store_alt_unit_usage): Keep the list ordered.
24400 (unit_present_on_list_p, equal_alternatives_p): New.
24401 (check_regexp_units_distribution): Check units distribution
24402 correctness correctly.
24403 (main): Don't write automata if error is found. Return correct
24406 * config/m68k/cf.md (cfv4_ds): Remove.
24407 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
24408 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
24410 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
24411 power4-load-ext, power4-store, power4-store-update,
24412 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
24413 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
24414 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
24415 power4-sqrt, power4-isync): Modify reservation to make correct
24416 unit distribution to automata.
24418 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
24419 power5-store-update, power5-two, power5-three, power5-lmul,
24420 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
24422 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
24424 * except.c (pass_set_nothrow_function_flags): Set name and add
24426 (set_nothrow_function_flags): Mention in the dump file when
24427 changing a function to nothrow.
24429 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
24432 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
24433 instead of unsigned long.
24435 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24437 * config/arm/arm.c (return_used_this_function): Remove.
24438 (arm_output_function_prologue): Remove use of
24439 return_used_this_function.
24440 (output_return_instruction): Replace use of
24441 return_used_this_function
24442 by cfun->machine->return_used_this_function.
24443 (arm_output_epilogue): Likewise.
24444 (arm_output_function_epilogue): Likewise.
24445 (thumb_unexpanded_epilogue): Likewise.
24446 * config/arm/arm.h (struct machine_function):
24447 New member return_used_this_function.
24449 2009-04-12 Mark Mitchell <mark@codesourcery.com>
24451 * doc/install.texi: Correct description of default directory for
24452 --with-gxx-include-dir.
24454 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
24456 * fold-const.c (build_range_check): Properly deal with enumeral and
24457 boolean base types.
24459 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
24461 * doc/invoke.texi (max_gcse_passes): Remove documentation.
24462 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
24463 * params.h (MAX_GCSE_PASSES): Remove.
24464 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
24465 in sequence. Remove ability to run multiple passes.
24466 (bypass_jumps): Report run as third CPROP pass.
24468 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
24470 PR middle-end/39651
24471 * except.c (can_throw_external): Look at each insn in a SEQUENCE
24472 when deciding whether the whole SEQUENCE can throw.
24474 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
24477 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
24478 offseted label references.
24480 2009-04-11 Jan Hubicka <jh@suse.cz>
24482 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
24484 2009-04-11 Richard Guenther <rguenther@suse.de>
24486 PR middle-end/39732
24487 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
24488 return variables as TREE_ADDRESSABLE.
24490 2009-04-11 Richard Guenther <rguenther@suse.de>
24492 PR tree-optimization/39713
24493 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
24494 reference trees have SSA_NAME operands.
24496 2009-04-11 Richard Guenther <rguenther@suse.de>
24499 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
24500 address expressions.
24502 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
24504 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
24505 match changes in Cygwin 1.7
24506 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
24507 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
24509 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24511 PR tree-optimization/39701
24512 * doc/invoke.texi (Optimization Options): Document change in
24513 meaning and initialization of -fdelete-null-pointer-checks.
24515 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24517 PR middle-end/39701
24518 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
24520 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
24523 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
24525 2009-04-10 Chao-ying Fu <fu@mips.com>
24527 * doc/tm.texi (Instruction Output): Document
24528 TARGET_ASM_FINAL_POSTSCAN_INSN.
24529 * target.h (final_postscan_insn): New field in asm_out.
24530 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24531 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
24532 * final.c (final_scan_insn): Call
24533 targetm.asm_out.final_postscan_insn after outputting
24534 an asm macro and a normal instruction.
24536 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
24537 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
24538 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
24539 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
24540 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
24542 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
24544 PR middle-end/39701
24545 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
24546 variables as non-NULL even with -fdelete-null-pointer-checks.
24548 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
24550 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
24552 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
24555 * config/i386/i386.c (classify_argument): Handle SCmode with
24556 (bit_offset % 64) != 0.
24558 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
24560 * doc/invoke.texi (Optimize Options): Add cross-reference to
24561 -Q --help=optimizers examples.
24563 2009-04-10 Ben Elliston <bje@au.ibm.com>
24566 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
24567 regalign for the reg == fpr and TDmode case.
24569 2009-04-09 David Ayers <ayers@fsfe.org>
24572 * objc/objc-act.c (warn_with_method): Remove helper function.
24573 (check_duplicates): Call warning and inform directly.
24574 (really_start_method): Likewise.
24576 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24578 * expmed.c (expand_divmod): Always use a comparison for a division
24579 by a large unsigned integer.
24581 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
24582 for things others than variables or functions as nonzero.
24584 2009-04-09 Nick Clifton <nickc@redhat.com>
24586 * unwind-compat.c: Change copyright header to refer to version
24587 3 of the GNU General Public License with version 3.1 of the
24588 GCC Runtime Library Exception and to point readers at the
24589 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
24590 * config/alpha/crtfastmath.c: Likewise.
24591 * config/alpha/linux-unwind.h: Likewise.
24592 * config/alpha/qrnnd.asm: Likewise.
24593 * config/alpha/vms-crt0-64.c: Likewise.
24594 * config/alpha/vms-crt0.c: Likewise.
24595 * config/alpha/vms-dwarf2.asm: Likewise.
24596 * config/alpha/vms-dwarf2eh.asm: Likewise.
24597 * config/alpha/vms-psxcrt0-64.c: Likewise.
24598 * config/alpha/vms-psxcrt0.c: Likewise.
24599 * config/alpha/vms_tramp.asm: Likewise.
24600 * config/arc/initfini.c: Likewise.
24601 * config/arc/lib1funcs.asm: Likewise.
24602 * config/arm/bpabi-v6m.S: Likewise.
24603 * config/arm/bpabi.S: Likewise.
24604 * config/arm/bpabi.c: Likewise.
24605 * config/arm/crti.asm: Likewise.
24606 * config/arm/crtn.asm: Likewise.
24607 * config/arm/ieee754-df.S: Likewise.
24608 * config/arm/ieee754-sf.S: Likewise.
24609 * config/arm/lib1funcs.asm: Likewise.
24610 * config/arm/libunwind.S: Likewise.
24611 * config/arm/linux-atomic.c: Likewise.
24612 * config/arm/mmintrin.h: Likewise.
24613 * config/arm/pr-support.c: Likewise.
24614 * config/arm/unaligned-funcs.c: Likewise.
24615 * config/arm/unwind-arm.c: Likewise.
24616 * config/arm/unwind-arm.h: Likewise.
24617 * config/avr/libgcc.S: Likewise.
24618 * config/bfin/crti.s: Likewise.
24619 * config/bfin/crtlibid.s: Likewise.
24620 * config/bfin/crtn.s: Likewise.
24621 * config/bfin/lib1funcs.asm: Likewise.
24622 * config/bfin/linux-unwind.h: Likewise.
24623 * config/cris/arit.c: Likewise.
24624 * config/cris/cris_abi_symbol.c: Likewise.
24625 * config/darwin-64.c: Likewise.
24626 * config/darwin-crt2.c: Likewise.
24627 * config/darwin-crt3.c: Likewise.
24628 * config/darwin.h: Likewise.
24629 * config/dbxelf.h: Likewise.
24630 * config/dfp-bit.c: Likewise.
24631 * config/dfp-bit.h: Likewise.
24632 * config/elfos.h: Likewise.
24633 * config/fixed-bit.c: Likewise.
24634 * config/fixed-bit.h: Likewise.
24635 * config/fp-bit.c: Likewise.
24636 * config/fp-bit.h: Likewise.
24637 * config/fr30/crti.asm: Likewise.
24638 * config/fr30/crtn.asm: Likewise.
24639 * config/fr30/lib1funcs.asm: Likewise.
24640 * config/freebsd-spec.h: Likewise.
24641 * config/frv/cmovd.c: Likewise.
24642 * config/frv/cmovh.c: Likewise.
24643 * config/frv/cmovw.c: Likewise.
24644 * config/frv/frvbegin.c: Likewise.
24645 * config/frv/frvend.c: Likewise.
24646 * config/frv/lib1funcs.asm: Likewise.
24647 * config/glibc-stdint.h: Likewise.
24648 * config/h8300/clzhi2.c: Likewise.
24649 * config/h8300/crti.asm: Likewise.
24650 * config/h8300/crtn.asm: Likewise.
24651 * config/h8300/ctzhi2.c: Likewise.
24652 * config/h8300/fixunssfsi.c: Likewise.
24653 * config/h8300/lib1funcs.asm: Likewise.
24654 * config/h8300/parityhi2.c: Likewise.
24655 * config/h8300/popcounthi2.c: Likewise.
24656 * config/i386/ammintrin.h: Likewise.
24657 * config/i386/att.h: Likewise.
24658 * config/i386/avxintrin.h: Likewise.
24659 * config/i386/biarch64.h: Likewise.
24660 * config/i386/bmmintrin.h: Likewise.
24661 * config/i386/cpuid.h: Likewise.
24662 * config/i386/cross-stdarg.h: Likewise.
24663 * config/i386/crtfastmath.c: Likewise.
24664 * config/i386/crtprec.c: Likewise.
24665 * config/i386/cygming-crtbegin.c: Likewise.
24666 * config/i386/cygming-crtend.c: Likewise.
24667 * config/i386/cygwin.asm: Likewise.
24668 * config/i386/emmintrin.h: Likewise.
24669 * config/i386/gmm_malloc.h: Likewise.
24670 * config/i386/gthr-win32.c: Likewise.
24671 * config/i386/i386.h: Likewise.
24672 * config/i386/immintrin.h: Likewise.
24673 * config/i386/linux-unwind.h: Likewise.
24674 * config/i386/linux64.h: Likewise.
24675 * config/i386/mm3dnow.h: Likewise.
24676 * config/i386/mmintrin-common.h: Likewise.
24677 * config/i386/mmintrin.h: Likewise.
24678 * config/i386/nmmintrin.h: Likewise.
24679 * config/i386/pmm_malloc.h: Likewise.
24680 * config/i386/pmmintrin.h: Likewise.
24681 * config/i386/smmintrin.h: Likewise.
24682 * config/i386/sol2-c1.asm: Likewise.
24683 * config/i386/sol2-ci.asm: Likewise.
24684 * config/i386/sol2-cn.asm: Likewise.
24685 * config/i386/sol2-gc1.asm: Likewise.
24686 * config/i386/tmmintrin.h: Likewise.
24687 * config/i386/unix.h: Likewise.
24688 * config/i386/w32-unwind.h: Likewise.
24689 * config/i386/wmmintrin.h: Likewise.
24690 * config/i386/x86-64.h: Likewise.
24691 * config/i386/x86intrin.h: Likewise.
24692 * config/i386/xmmintrin.h: Likewise.
24693 * config/ia64/crtbegin.asm: Likewise.
24694 * config/ia64/crtend.asm: Likewise.
24695 * config/ia64/crtfastmath.c: Likewise.
24696 * config/ia64/crti.asm: Likewise.
24697 * config/ia64/crtn.asm: Likewise.
24698 * config/ia64/fde-glibc.c: Likewise.
24699 * config/ia64/lib1funcs.asm: Likewise.
24700 * config/ia64/linux-unwind.h: Likewise.
24701 * config/ia64/quadlib.c: Likewise.
24702 * config/ia64/unwind-ia64.c: Likewise.
24703 * config/linux.h: Likewise.
24704 * config/m32c/m32c-lib1.S: Likewise.
24705 * config/m32c/m32c-lib2-trapv.c: Likewise.
24706 * config/m32c/m32c-lib2.c: Likewise.
24707 * config/m32r/initfini.c: Likewise.
24708 * config/m68hc11/larith.asm: Likewise.
24709 * config/m68hc11/m68hc11-crt0.S: Likewise.
24710 * config/m68k/cf.md: Likewise.
24711 * config/m68k/crti.s: Likewise.
24712 * config/m68k/crtn.s: Likewise.
24713 * config/m68k/lb1sf68.asm: Likewise.
24714 * config/m68k/linux-unwind.h: Likewise.
24715 * config/mcore/crti.asm: Likewise.
24716 * config/mcore/crtn.asm: Likewise.
24717 * config/mcore/lib1.asm: Likewise.
24718 * config/mips/linux-unwind.h: Likewise.
24719 * config/mips/loongson.h: Likewise.
24720 * config/mips/mips16.S: Likewise.
24721 * config/mmix/crti.asm: Likewise.
24722 * config/mmix/crtn.asm: Likewise.
24723 * config/pa/fptr.c: Likewise.
24724 * config/pa/hpux-unwind.h: Likewise.
24725 * config/pa/lib2funcs.asm: Likewise.
24726 * config/pa/linux-atomic.c: Likewise.
24727 * config/pa/linux-unwind.h: Likewise.
24728 * config/pa/milli64.S: Likewise.
24729 * config/pa/quadlib.c: Likewise.
24730 * config/pa/stublib.c: Likewise.
24731 * config/picochip/libgccExtras/adddi3.asm: Likewise.
24732 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
24733 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
24734 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
24735 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
24736 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
24737 * config/picochip/libgccExtras/divmod15.asm: Likewise.
24738 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
24739 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
24740 * config/picochip/libgccExtras/longjmp.asm: Likewise.
24741 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
24742 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
24743 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
24744 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
24745 * config/picochip/libgccExtras/setjmp.asm: Likewise.
24746 * config/picochip/libgccExtras/subdi3.asm: Likewise.
24747 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
24748 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
24749 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
24750 * config/rs6000/750cl.h: Likewise.
24751 * config/rs6000/altivec.h: Likewise.
24752 * config/rs6000/biarch64.h: Likewise.
24753 * config/rs6000/crtresfpr.asm: Likewise.
24754 * config/rs6000/crtresgpr.asm: Likewise.
24755 * config/rs6000/crtresxfpr.asm: Likewise.
24756 * config/rs6000/crtresxgpr.asm: Likewise.
24757 * config/rs6000/crtsavfpr.asm: Likewise.
24758 * config/rs6000/crtsavgpr.asm: Likewise.
24759 * config/rs6000/darwin-asm.h: Likewise.
24760 * config/rs6000/darwin-fallback.c: Likewise.
24761 * config/rs6000/darwin-fpsave.asm: Likewise.
24762 * config/rs6000/darwin-ldouble.c: Likewise.
24763 * config/rs6000/darwin-tramp.asm: Likewise.
24764 * config/rs6000/darwin-unwind.h: Likewise.
24765 * config/rs6000/darwin-vecsave.asm: Likewise.
24766 * config/rs6000/darwin-world.asm: Likewise.
24767 * config/rs6000/e500crtres32gpr.asm: Likewise.
24768 * config/rs6000/e500crtres64gpr.asm: Likewise.
24769 * config/rs6000/e500crtres64gprctr.asm: Likewise.
24770 * config/rs6000/e500crtrest32gpr.asm: Likewise.
24771 * config/rs6000/e500crtrest64gpr.asm: Likewise.
24772 * config/rs6000/e500crtresx32gpr.asm: Likewise.
24773 * config/rs6000/e500crtresx64gpr.asm: Likewise.
24774 * config/rs6000/e500crtsav32gpr.asm: Likewise.
24775 * config/rs6000/e500crtsav64gpr.asm: Likewise.
24776 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
24777 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
24778 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
24779 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
24780 * config/rs6000/eabi-ci.asm: Likewise.
24781 * config/rs6000/eabi-cn.asm: Likewise.
24782 * config/rs6000/eabi.asm: Likewise.
24783 * config/rs6000/linux-unwind.h: Likewise.
24784 * config/rs6000/linux64.h: Likewise.
24785 * config/rs6000/paired.h: Likewise.
24786 * config/rs6000/paired.md: Likewise.
24787 * config/rs6000/ppc64-fp.c: Likewise.
24788 * config/rs6000/ppu_intrinsics.h: Likewise.
24789 * config/rs6000/rs6000.h: Likewise.
24790 * config/rs6000/si2vmx.h: Likewise.
24791 * config/rs6000/sol-ci.asm: Likewise.
24792 * config/rs6000/sol-cn.asm: Likewise.
24793 * config/rs6000/spe.h: Likewise.
24794 * config/rs6000/spu2vmx.h: Likewise.
24795 * config/rs6000/sysv4.h: Likewise.
24796 * config/rs6000/tramp.asm: Likewise.
24797 * config/rs6000/vec_types.h: Likewise.
24798 * config/s390/linux-unwind.h: Likewise.
24799 * config/s390/tpf-unwind.h: Likewise.
24800 * config/score/crti.asm: Likewise.
24801 * config/score/crtn.asm: Likewise.
24802 * config/sh/crt1.asm: Likewise.
24803 * config/sh/crti.asm: Likewise.
24804 * config/sh/crtn.asm: Likewise.
24805 * config/sh/divtab-sh4-300.c: Likewise.
24806 * config/sh/divtab-sh4.c: Likewise.
24807 * config/sh/divtab.c: Likewise.
24808 * config/sh/lib1funcs-4-300.asm: Likewise.
24809 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
24810 * config/sh/lib1funcs.asm: Likewise.
24811 * config/sh/lib1funcs.h: Likewise.
24812 * config/sh/linux-atomic.asm: Likewise.
24813 * config/sh/linux-unwind.h: Likewise.
24814 * config/sh/shmedia.h: Likewise.
24815 * config/sh/sshmedia.h: Likewise.
24816 * config/sh/ushmedia.h: Likewise.
24817 * config/sparc/crtfastmath.c: Likewise.
24818 * config/sparc/linux-unwind.h: Likewise.
24819 * config/sparc/sol2-c1.asm: Likewise.
24820 * config/sparc/sol2-ci.asm: Likewise.
24821 * config/sparc/sol2-cn.asm: Likewise.
24822 * config/spu/divmodti4.c: Likewise.
24823 * config/spu/divv2df3.c: Likewise.
24824 * config/spu/float_disf.c: Likewise.
24825 * config/spu/float_unsdidf.c: Likewise.
24826 * config/spu/float_unsdisf.c: Likewise.
24827 * config/spu/float_unssidf.c: Likewise.
24828 * config/spu/mfc_multi_tag_release.c: Likewise.
24829 * config/spu/mfc_multi_tag_reserve.c: Likewise.
24830 * config/spu/mfc_tag_release.c: Likewise.
24831 * config/spu/mfc_tag_reserve.c: Likewise.
24832 * config/spu/mfc_tag_table.c: Likewise.
24833 * config/spu/multi3.c: Likewise.
24834 * config/spu/spu_internals.h: Likewise.
24835 * config/spu/spu_intrinsics.h: Likewise.
24836 * config/spu/spu_mfcio.h: Likewise.
24837 * config/spu/vec_types.h: Likewise.
24838 * config/spu/vmx2spu.h: Likewise.
24839 * config/stormy16/stormy16-lib2.c: Likewise.
24840 * config/svr4.h: Likewise.
24841 * config/sync.c: Likewise.
24842 * config/v850/lib1funcs.asm: Likewise.
24843 * config/vxlib-tls.c: Likewise.
24844 * config/vxlib.c: Likewise.
24845 * config/vxworks-dummy.h: Likewise.
24846 * config/xtensa/crti.asm: Likewise.
24847 * config/xtensa/crtn.asm: Likewise.
24848 * config/xtensa/ieee754-df.S: Likewise.
24849 * config/xtensa/ieee754-sf.S: Likewise.
24850 * config/xtensa/lib1funcs.asm: Likewise.
24851 * config/xtensa/lib2funcs.S: Likewise.
24852 * config/xtensa/linux-unwind.h: Likewise.
24853 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
24854 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
24855 * coretypes.h: Likewise.
24856 * crtstuff.c: Likewise.
24857 * defaults.h: Likewise.
24858 * dwarf2.h: Likewise.
24859 * emutls.c: Likewise.
24860 * gbl-ctors.h: Likewise.
24861 * gcov-io.h: Likewise.
24862 * ginclude/float.h: Likewise.
24863 * ginclude/iso646.h: Likewise.
24864 * ginclude/stdarg.h: Likewise.
24865 * ginclude/stdbool.h: Likewise.
24866 * ginclude/stddef.h: Likewise.
24867 * ginclude/stdfix.h: Likewise.
24868 * ginclude/stdint-gcc.h: Likewise.
24869 * ginclude/tgmath.h: Likewise.
24870 * gthr-aix.h: Likewise.
24871 * gthr-dce.h: Likewise.
24872 * gthr-gnat.c: Likewise.
24873 * gthr-gnat.h: Likewise.
24874 * gthr-lynx.h: Likewise.
24875 * gthr-mipssde.h: Likewise.
24876 * gthr-nks.h: Likewise.
24877 * gthr-posix.c: Likewise.
24878 * gthr-posix.h: Likewise.
24879 * gthr-posix95.h: Likewise.
24880 * gthr-rtems.h: Likewise.
24881 * gthr-single.h: Likewise.
24882 * gthr-solaris.h: Likewise.
24883 * gthr-tpf.h: Likewise.
24884 * gthr-vxworks.h: Likewise.
24885 * gthr-win32.h: Likewise.
24886 * gthr.h: Likewise.
24887 * libgcc2.c: Likewise.
24888 * libgcc2.h: Likewise.
24889 * libgcov.c: Likewise.
24890 * tsystem.h: Likewise.
24891 * typeclass.h: Likewise.
24892 * unwind-c.c: Likewise.
24893 * unwind-compat.h: Likewise.
24894 * unwind-dw2-fde-compat.c: Likewise.
24895 * unwind-dw2-fde-darwin.c: Likewise.
24896 * unwind-dw2-fde-glibc.c: Likewise.
24897 * unwind-dw2-fde.c: Likewise.
24898 * unwind-dw2-fde.h: Likewise.
24899 * unwind-dw2.c: Likewise.
24900 * unwind-dw2.h: Likewise.
24901 * unwind-generic.h: Likewise.
24902 * unwind-pe.h: Likewise.
24903 * unwind-sjlj.c: Likewise.
24904 * unwind.inc: Likewise.
24905 * config/arm/neon-gen.ml: Change generated copyright header to
24906 refer to version 3 of the GNU General Public License with
24907 version 3.1 of the GCC Runtime Library Exception and to point
24908 readers at the COPYING3 and COPYING3.RUNTIME files and the
24909 FSF's license web page.
24910 * config/arm/arm_neon.h: Regenerate.
24912 2009-04-09 Jakub Jelinek <jakub@redhat.com>
24914 * config/cris/cris.md: Change copyright header to refer to version
24915 3 of the GNU General Public License.
24916 * doc/install.texi2html: Change copyright header to refer to version
24917 3 of the GNU General Public License and to point readers at the
24918 COPYING3 file and the FSF's license web page.
24919 * config/vax/linux.h: Likewise.
24921 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
24923 * config/i386/i386.md (cmpcc): New.
24924 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
24925 (sync_compare_and_swap_cc*): Delete.
24927 * config/s390/s390.c (s390_compare_emitted): Remove.
24928 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
24929 s390_compare_emitted used to be handled. Assert that modes match.
24930 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
24931 refer to sync_compare_and_swap_ccsi.
24932 * config/s390/s390.h (s390_compare_emitted): Remove.
24933 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
24934 instead of s390_compare_emitted.
24935 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
24936 instead of s390_compare_emitted.
24937 * config/s390/s390.md (cmpcc): New.
24938 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
24939 CC_REGNUM, do not pretend it's set.
24940 (sync_compare_and_swap_cc*): Delete.
24941 * config/s390/predicates.md (cc_reg_operand): New.
24943 * expr.c (sync_compare_and_swap_cc): Delete.
24944 * optabs.h (sync_compare_and_swap_cc): Delete.
24945 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
24946 is being used with can_compare_p.
24947 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
24948 (find_cc_set): New.
24949 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
24950 look for a MODE_CC set instead. Use emit_store_flag.
24951 (expand_compare_and_swap_loop): Likewise, with some additional
24952 complication to avoid a force_reg when useless. Use
24953 emit_cmp_and_jump_insns.
24954 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
24955 * doc/md.texi (sync_compare_and_swap_cc): Merge with
24956 sync_compare_and_swap documentation.
24958 2009-04-09 Jan Hubicka <jh@suse.cz>
24960 * except.c (find_prev_try): Break out from ....
24961 (duplicate_eh_regions): ... here; properly update prev_try pointers
24962 when duplication part of tree.
24963 (dump_eh_tree): Improve dumping.
24964 (verify_eh_region): New.
24965 (verify_eh_tree): Use it.
24967 2009-04-06 Richard Guenther <rguenther@suse.de>
24969 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
24970 &ARRAY addresses by adjusting their types and prepending
24972 * tree-cfg.c (verify_gimple_assign_single): Verify that
24973 addresses are correct.
24975 2009-04-09 Richard Guenther <rguenther@suse.de>
24977 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
24978 indices into an array reference if possible.
24979 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24980 Fold POINTER_PLUS_EXPR statements with invariant address.
24982 2009-04-09 Alan Modra <amodra@bigpond.net.au>
24985 * config.gcc (powerpc64-*-linux*): Always build biarch.
24987 2009-04-09 Joseph Myers <joseph@codesourcery.com>
24990 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
24991 it and pedwarn if this results in an INTEGER_CST.
24993 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24995 * doc/install.texi: Update minimum GMP version. Remove obsolete
24996 text in MPFR section.
24998 2009-04-08 Jakub Jelinek <jakub@redhat.com>
25000 * dwarf2out.c (class_scope_p): New static inline.
25001 (class_or_namespace_scope_p): Use it.
25002 (gen_variable_die): Use DW_TAG_member tag for static data member
25003 declarations instead of DW_TAG_variable.
25005 PR middle-end/39573
25006 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
25009 2009-04-08 Richard Guenther <rguenther@suse.de>
25011 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
25012 valueize random data.
25014 2009-04-08 David Edelsohn <edelsohn@gnu.org>
25016 * config.gcc (aix tm_file): Add aix-stdint.h.
25017 (aix tm clause use_gcc_stdint): Set to wrap.
25018 * config/rs6000/aix-stdint.h: New file.
25020 2009-04-08 Richard Guenther <rguenther@suse.de>
25022 PR middle-end/36291
25023 * tree-dfa.c (add_referenced_var): Do not recurse into
25024 global initializers.
25025 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
25027 (fold_const_aggregate_ref): Likewise.
25029 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25031 * recog.c (ordered_comparison_operator): New.
25032 * gensupport.c (std_preds): Add it.
25033 * doc/md.texi (Machine-Independent Predicates): Document it.
25035 2009-04-08 Jan Hubicka <jh@suse.cz>
25037 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
25038 * function.h (rtl_eh): Remove exception_handler_label_map.
25039 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
25040 remove_exception_handler_label, for_each_eh_label_1): Remove.
25041 (rtl_remove_unreachable_regions): Remove.
25042 (convert_from_eh_region_ranges): Do not remove unreachable regions.
25043 (find_exception_handler_labels): Don't build the hashtable.
25044 (maybe_remove_eh_handler): Remove.
25045 (for_each_eh_label): Rewrite to walk the tree.
25046 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
25047 * except.h (maybe_remove_eh_handler): Remove.
25048 * passes.c (init_optimization_passes): Schedule second EH cleanup
25050 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
25051 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
25053 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
25055 * genoutput.c (validate_optab_operands): New.
25056 (gen_insn, gen_expand): Call it.
25058 * genflags.c (gen_insn): Detect misused iterators.
25059 (main): Pass line_no to gen_insn, exit with status 1 on error.
25061 * genextract.c (line_no): Make global.
25062 (VEC_safe_set_locstr): Change assertion to error message.
25063 (main): Exit with status 1 on error.
25065 2009-04-08 Joseph Myers <joseph@codesourcery.com>
25069 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25070 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25071 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
25072 * c-convert.c (convert): Do not call fold on results of conversion
25073 functions when the result is a C_MAYBE_CONST_EXPR.
25074 * c-parser.c (c_parser_postfix_expression): Do not fold condition
25075 of __builtin_choose_expr.
25076 * c-typeck.c (remove_c_maybe_const_expr): New.
25077 (build_unary_op, build_conditional_expr, build_compound_expr,
25078 build_binary_op, c_objc_common_truthvalue_conversion): Call
25079 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
25082 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
25084 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
25085 CODE to produce a new one. Add a prototype to use fold_convert_const
25087 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
25090 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
25091 mix declarations and code.
25093 2009-04-08 Ben Elliston <bje@au.ibm.com>
25095 * gcc.c: Replace `CC' with `GCC' throughout.
25097 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
25099 * doc/invoke.texi: Document Atom support.
25101 2009-04-07 Jason Merrill <jason@redhat.com>
25104 * c-common.h, c-common.c: Add flag_pretty_templates.
25105 * c-opts.c (c_common_handle_option): Set it.
25106 * c.opt: Add -fno-pretty-templates.
25107 * doc/invoke.texi (C++ Dialect Options): Likewise.
25109 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
25111 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
25112 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
25113 (ia64_expand_builtin): Likewise.
25115 2009-04-07 Martin Jambor <mjambor@suse.cz>
25117 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
25118 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
25119 ADDR_EXPRS are include too.
25121 2009-04-07 Richard Guenther <rguenther@suse.de>
25123 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
25124 decls are only used if passes as parameters or if they are
25125 local statics and the call is not to a builtin.
25126 (call_may_clobber_ref_p_1): Likewise.
25128 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25130 * expr.c (do_store_flag): Remove last argument. Simplify code
25131 to avoid duplication of tests already done by can_compare_p.
25132 (expand_expr_real_1): Adjust caller.
25134 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25136 * optabs.c (can_compare_p): Test the predicate of a
25137 cbranch and cstore pattern.
25139 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25141 * expr.c (convert_move): Use emit_store_flag instead of
25144 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
25146 * config/i386/i386.c (ix86_compare_emitted): Remove.
25147 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
25148 ix86_compare_op0 like ix86_compare_emitted used to be handled.
25149 * config/i386/i386.h (ix86_compare_emitted): Remove.
25150 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
25151 instead of ix86_compare_emitted.
25152 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
25154 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
25156 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
25157 Add t-sysroot-suffix to tmake_file.
25158 * config/print-sysroot-suffix.sh: New file.
25159 * config/t-sysroot-suffix: New file.
25161 2009-04-07 Ben Elliston <bje@au.ibm.com>
25163 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
25164 as the latter produces a warning when the target does not support
25167 2009-04-07 Ben Elliston <bje@au.ibm.com>
25169 * dfp.c: Replace type punning assignments with memcpy throughout.
25170 * Makefile.in (dfp.o-warn): Remove.
25172 2009-04-07 Alan Modra <amodra@bigpond.net.au>
25175 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
25176 Include soft-fp/t-softfp after rs6000/t-linux64.
25178 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
25180 * stor-layout.c (set_sizetype): Use the full precision of their
25181 machine mode for bitsize types.
25183 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
25185 * config/i386/i386.md: Revert 2 accidental checkins.
25187 2009-04-06 Joey Ye <joey.ye@intel.com>
25188 Xuepeng Guo <xuepeng.guo@intel.com>
25189 H.J. Lu <hongjiu.lu@intel.com>
25191 Atom pipeline model, tuning and insn selection.
25192 * config.gcc (atom): Add atom config options and target.
25194 * config/i386/atom.md: New.
25196 * config/i386/i386.c (atom_cost): New cost.
25197 (m_ATOM): New macro flag.
25198 (initial_ix86_tune_features): Set m_ATOM.
25199 (x86_accumulate_outgoing_args): Likewise.
25200 (x86_arch_always_fancy_math_387): Likewise.
25201 (processor_target): Add Atom cost.
25202 (cpu_names): Add Atom cpu name.
25203 (override_options): Set Atom ISA.
25204 (ix86_issue_rate): New case PROCESSOR_ATOM.
25205 (ix86_adjust_cost): Likewise.
25207 * config/i386/i386.h (TARGET_ATOM): New target macro.
25208 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
25209 (TARGET_OPT_AGU): New target option.
25210 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
25211 (processor_type): Add PROCESSOR_ATOM.
25213 * config/i386/i386.md (cpu): Add new value "atom".
25214 (use_carry, movu): New attr.
25215 (atom.md): Include atom.md.
25216 (adddi3_carry_rex64): Set attr "use_carry".
25217 (addqi3_carry): Likewise.
25218 (addhi3_carry): Likewise.
25219 (addsi3_carry): Likewise.
25220 (*addsi3_carry_zext): Likewise.
25221 (subdi3_carry_rex64): Likewise.
25222 (subqi3_carry): Likewise.
25223 (subhi3_carry): Likewise.
25224 (subsi3_carry): Likewise.
25225 (x86_movdicc_0_m1_rex64): Likewise.
25226 (*x86_movdicc_0_m1_se): Likewise.
25227 (x86_movsicc_0_m1): Likewise.
25228 (*x86_movsicc_0_m1_se): Likewise.
25229 (*adddi_1_rex64): Emit add insn as much as possible.
25230 (*addsi_1): Likewise.
25231 (return_internal): Set atom_unit.
25232 (return_internal_long): Likewise.
25233 (return_pop_internal): Likewise.
25234 (*rcpsf2_sse): Set atom_sse_attr attr.
25235 (*qrt<mode>2_sse): Likewise.
25236 (*prefetch_sse): Likewise.
25238 * config/i386/i386-c.c (ix86_target_macros_internal): New case
25240 (ix86_target_macros_internal): Likewise.
25242 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
25243 (*prefetch_sse_rex): Likewise.
25244 (sse_rcpv4sf2): Likewise.
25245 (sse_vmrcpv4sf2): Likewise.
25246 (sse_sqrtv4sf2): Likewise.
25247 (<sse>_vmsqrt<mode>2): Likewise.
25248 (sse_ldmxcsr): Likewise.
25249 (sse_stmxcsr): Likewise.
25250 (*sse_sfence): Likewise.
25251 (sse2_clflush): Likewise.
25252 (*sse2_mfence): Likewise.
25253 (*sse2_lfence): Likewise.
25254 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
25255 (<sse>_movup<ssemodesuffixf2c>): Likewise.
25256 (avx_movdqu<avxmodesuffix>): Likewise.
25257 (avx_lddqu<avxmodesuffix>): Likewise.
25258 (sse2_movntv2di): Change attr "type" to "ssemov".
25259 (sse2_movntsi): Likewise.
25260 (rsqrtv8sf2): Change attr "type" to "sseadd".
25261 (sse3_addsubv2df3): Set attr "atom_unit".
25262 (sse3_h<plusminus_insn>v4sf3): Likewise.
25263 (*sse2_pmaddwd): Likewise.
25264 (*vec_extractv2di_1_rex64): Likewise.
25265 (*vec_extractv2di_1_avx): Likewise.
25266 (sse2_psadbw): Likewise.
25267 (ssse3_phaddwv8hi3): Likewise.
25268 (ssse3_phaddwv4hi3): Likewise.
25269 (ssse3_phadddv4si3): Likewise.
25270 (ssse3_phadddv2si3): Likewise.
25271 (ssse3_phaddswv8hi3): Likewise.
25272 (ssse3_phaddswv4hi3): Likewise.
25273 (ssse3_phsubwv8hi3): Likewise.
25274 (ssse3_phsubwv4hi3): Likewise.
25275 (ssse3_phsubdv4si3): Likewise.
25276 (ssse3_phsubdv2si3): Likewise.
25277 (ssse3_phsubswv8hi3): Likewise.
25278 (ssse3_phsubswv4hi3): Likewise.
25279 (ssse3_pmaddubsw128): Likewise.
25280 (sse3_pmaddubsw: Likewise.
25281 (ssse3_palignrti): Likewise.
25282 (ssse3_palignrdi): Likewise.
25284 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
25286 * doc/install.texi (Specific): Fix two cross-references to MinGW.
25288 2009-04-06 Richard Guenther <rguenther@suse.de>
25290 PR tree-optimization/28868
25291 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
25292 of which PHI results we inserted.
25293 (insert_into_preds_of_block): Record inserted PHIs.
25294 (eliminate): Eliminate redundant PHI nodes.
25295 (init_pre): Init inserted_phi_names.
25297 2009-04-06 Richard Guenther <rguenther@suse.de>
25299 PR tree-optimization/39643
25300 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
25301 IMAGPART_EXPRs of complex constants.
25302 (execute_fold_all_builtins): If we folded a call queue
25303 TODO_update_address_taken.
25305 2009-04-06 Jan Hubicka <jh@suse.cz>
25307 PR middle-end/39659
25308 * except.c (remove_unreachable_regions): Propagate may_contain_throw
25311 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
25313 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
25315 (ic_invalidate_array): Likewise.
25317 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
25319 * calls.c (emit_library_call_value_1): Fix a problem with parameter
25320 alignment for library calls.
25322 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
25324 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
25325 (mingw32 tm clause use_gcc_stdint): Set to wrap.
25326 * config/i386/mingw-stdint.h: New file.
25328 2009-04-05 Richard Guenther <rguenther@suse.de>
25330 PR tree-optimization/39648
25331 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
25332 our &A vs. &A[0] IL deficiencies.
25334 2009-04-04 Jan Hubicka <jh@suse.cz>
25336 * except.c (sjlj_find_directly_reachable_regions): Be ready for
25337 removed toplevel regions.
25338 (sjlj_mark_call_sites): Likewise.
25340 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
25342 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
25343 (cygwin tm clause use_gcc_stdint): Set to wrap.
25344 * config/i386/cygwin-stdint.h: New file.
25346 2009-04-04 Richard Guenther <rguenther@suse.de>
25348 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
25349 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
25350 single-argument PHIs if we are in loop-closed SSA form.
25351 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
25352 for the pre-condition.
25353 (slpeel_tree_peel_loop_to_edge): Likewise.
25354 (vect_build_loop_niters): Take an optional sequence to append stmts.
25355 (vect_generate_tmps_on_preheader): Likewise.
25356 (vect_do_peeling_for_loop_bound): Take extra guards for the
25358 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
25359 the cost model check.
25360 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
25361 guards if we are going to peel. Do not apply versioning in that case.
25362 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
25363 (vect_do_peeling_for_loop_bound): Likewise.
25364 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
25365 loop bound only record extra pre-conditions, do not apply loop
25368 2009-04-04 Richard Guenther <rguenther@suse.de>
25370 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
25373 2009-04-04 Jan Hubicka <jh@suse.cz>
25375 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
25376 last_basic_block for size of bb->index indexed array.
25377 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
25378 compute_out, link_btr_uses, build_btr_def_use_webs,
25379 build_btr_def_use_webs, migrate_btr_defs): Likewise.
25381 2009-04-04 Jan Hubicka <jh@suse.cz>
25383 * except.c (remove_eh_handler_and_replace): Break out from ...
25384 (remove_eh_handler): ... here.
25385 (bring_to_root): New function.
25386 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
25387 handled ones, bring others to root of tree.
25389 2009-04-04 Jan Hubicka <jh@suse.cz>
25391 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
25392 (all_phis_safe_to_merge): New function.
25393 (update_info): New structure.
25394 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
25395 (cleanup_empty_eh): Update SSA if possible.
25397 2009-04-04 Richard Guenther <rguenther@suse.de>
25399 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
25400 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
25401 (append_vuse): Likewise.
25403 2009-04-04 Jakub Jelinek <jakub@redhat.com>
25405 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
25406 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
25407 instead of REG_UNSAVED for DW_CFA_undefined.
25408 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
25409 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
25412 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
25415 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
25417 2009-04-04 Richard Guenther <rguenther@suse.de>
25419 PR tree-optimization/8781
25420 PR tree-optimization/37892
25421 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
25422 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
25423 (valueize_refs): Call it for *& valueizations.
25424 (shared_reference_ops_from_ref): Rename to ...
25425 (valueize_shared_reference_ops_from_ref): ... this and valueize.
25426 (shared_reference_ops_from_call): Rename to ...
25427 (valueize_shared_reference_ops_from_call): ... this and valueize.
25428 (vn_reference_lookup): Update.
25429 (visit_reference_op_call): Likewise.
25430 * tree-ssa-pre.c (phi_translate_1): Fold *&.
25431 (eliminate): Value-replace the call address in call statements.
25433 2009-04-04 Richard Guenther <rguenther@suse.de>
25435 PR tree-optimization/39636
25436 * tree-ssa-forwprop.c
25437 (forward_propagate_addr_into_variable_array_index): Check for
25438 GIMPLE_ASSIGN before accessing the rhs code.
25440 2009-04-03 Jason Merrill <jason@redhat.com>
25442 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
25444 2009-04-03 Steve Ellcey <sje@cup.hp.com>
25446 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
25447 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
25448 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
25449 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
25450 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
25451 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
25452 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
25453 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
25454 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
25455 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
25456 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
25457 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
25458 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
25459 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
25460 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
25461 Use fr_reg_or_fp01_operand instead of fr_register_operand
25463 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
25464 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
25465 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
25467 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
25469 PR rtl-optimization/39607
25470 PR rtl-optimization/39631
25474 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
25475 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
25476 instead of DF_LR_OUT.
25477 * ira-lives.c (process_bb_node_lives): Ditto.
25478 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
25479 instead of DF_LR_{OUT,IN}.
25480 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
25481 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
25483 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
25485 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
25486 (execute_lower_omp): Always run but take the short way out if -fopenmp
25488 (gate_lower_omp): Remove, forcing the pass manager to always run the
25489 pass and always set PROP_gimple_lomp.
25490 (pass_lower_omp): Remove gate function.
25491 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
25492 PROP_trees. Instead, require it.
25493 * ipa-cp.c (pass_ipa_cp): Likewise.
25494 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
25495 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
25496 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
25497 and PROP_gimple_leh.
25499 2009-04-03 Richard Guenther <rguenther@suse.de>
25501 PR middle-end/13146
25502 PR tree-optimization/23940
25503 PR tree-optimization/33237
25504 PR middle-end/33974
25505 PR middle-end/34093
25506 PR tree-optimization/36201
25507 PR tree-optimization/36230
25508 PR tree-optimization/38049
25509 PR tree-optimization/38207
25510 PR tree-optimization/38230
25511 PR tree-optimization/38301
25512 PR tree-optimization/38585
25513 PR middle-end/38895
25514 PR tree-optimization/38985
25515 PR tree-optimization/39299
25516 * tree-ssa-structalias.h: Remove.
25517 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
25518 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
25519 (struct vuse_element_d): Remove.
25520 (struct vuse_vec_d): Likewise.
25521 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
25522 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
25523 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
25524 VUSE_ELEMENT_VAR): Likewise.
25525 (struct voptype_d): Likewise.
25526 (NUM_VOP_FREE_BUCKETS): Likewise.
25527 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
25528 (struct stmt_operands_d): Remove.
25529 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
25530 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
25531 VDEF_NUM, VDEF_VECT): Likewise.
25532 (copy_virtual_operands): Remove.
25533 (operand_build_cmp): Likewise.
25534 (create_ssa_artificial_load_stmt): Likewise.
25535 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
25536 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
25537 vuse_index and mayuse_index members. Pack and move done and iter_type
25538 members to the front.
25539 (SSA_OP_VMAYUSE): Remove.
25540 (SSA_OP_VIRTUAL_USES): Adjust.
25541 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
25542 (unlink_stmt_vdef): Declare.
25543 (add_to_addressable_set): Remove.
25544 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
25545 (vrp_visit_stmt): Likewise.
25546 * doc/tree-ssa.texi (Alias analysis): Update.
25547 * doc/invoke.texi (max-aliased-vops): Remove docs.
25548 (avg-aliased-vops): Likewise.
25549 * tree-into-ssa.c (syms_to_rename): Remove.
25550 (need_to_update_vops_p): Likewise.
25551 (need_to_initialize_update_ssa_p): Rename to ...
25552 (update_ssa_initialized_fn): ... this. Track function we are
25554 (symbol_marked_for_renaming): Simplify.
25555 (add_new_name_mapping): Do not set need_to_update_vops_p.
25556 (dump_currdefs): Use SYMS_TO_RENAME.
25557 (rewrite_update_stmt): Always walk all uses/defs.
25558 (dump_update_ssa): Adjust.
25559 (init_update_ssa): Take function argument. Track what we are
25561 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
25562 (create_new_def_for): Initialize for cfun, assert we are initialized
25564 (mark_sym_for_renaming): Simplify.
25565 (mark_set_for_renaming): Do not initialize update-ssa.
25566 (need_ssa_update_p): Simplify. Take function argument.
25567 (name_mappings_registered_p): Assert we ask for the correct function.
25568 (name_registered_for_update_p): Likewise.
25569 (ssa_names_to_replace): Likewise.
25570 (release_ssa_name_after_update_ssa): Likewise.
25571 (update_ssa): Likewise. Use SYMS_TO_RENAME.
25572 (dump_decl_set): Do not print a newline.
25573 (debug_decl_set): Do it here.
25574 (dump_update_ssa): And here.
25575 * tree-ssa-loop-im.c (move_computations): Adjust.
25576 (movement_possibility): Likewise.
25577 (determine_max_movement): Likewise.
25578 (gather_mem_refs_stmt): Likewise.
25579 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
25580 or NAME_MEMORY_TAG.
25581 * tree-complex.c (update_all_vops): Remove.
25582 (expand_complex_move): Adjust.
25583 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
25584 Simplify test for memory referencing statement. Exclude
25585 non-invariant ADDR_EXPRs.
25586 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
25587 * tree-loop-distribution.c (generate_memset_zero): Adjust.
25588 (rdg_flag_uses): Likewise.
25589 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
25591 (tree_optimize_tail_calls_1): Also split the
25592 edge from the entry block if we have degenerate PHI nodes in
25593 the first basic block.
25594 * tree.c (init_ttree): Remove memory-tag related code.
25595 (tree_code_size): Likewise.
25596 (tree_node_structure): Likewise.
25597 (build7_stat): Re-write to be build6_stat.
25598 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
25599 (SSA_VAR_P): Adjust.
25600 (struct tree_memory_tag): Remove.
25601 (struct tree_memory_partition_tag): Likewise.
25602 (union tree_node): Adjust.
25603 (build7): Re-write to be build6.
25604 * tree-pass.h (pass_reset_cc_flags): Remove.
25605 (TODO_update_address_taken): New flag.
25606 (pass_simple_dse): Remove.
25607 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
25608 * params.h (MAX_ALIASED_VOPS): Remove.
25609 (AVG_ALIASED_VOPS): Likewise.
25610 * omp-low.c (expand_omp_taskreg): Update SSA form.
25611 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
25612 aliases the lhs in a copy stmt.
25613 * tree-ssa-dse.c (struct address_walk_data): Remove.
25614 (memory_ssa_name_same): Likewise.
25615 (memory_address_same): Likewise.
25616 (get_kill_of_stmt_lhs): Likewise.
25617 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
25618 unused stores. Look through PHI nodes into post-dominated regions.
25619 (dse_optimize_stmt): Simplify. Properly remove stores.
25620 (tree_ssa_dse): Compute dominators.
25621 (execute_simple_dse): Remove.
25622 (pass_simple_dse): Likewise.
25623 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
25624 gimple_loaded_syms and gimple_stored_syms computation.
25625 * toplev.c (dump_memory_report): Dump alias and pta stats.
25626 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
25627 (vn_reference_eq): Likewise.
25628 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
25629 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
25630 valueize_vuses): Remove.
25631 (get_def_ref_stmt_vuses): Simplify. Rename to ...
25632 (get_def_ref_stmt_vuse): ... this.
25633 (vn_reference_lookup_2): New function.
25634 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
25635 walking equivalent vuses. Simplify.
25636 (vn_reference_lookup): Likewise.
25637 (vn_reference_insert): Likewise.
25638 (vn_reference_insert_pieces): Likewise.
25639 (visit_reference_op_call): Simplify.
25640 (visit_reference_op_load): Likewise.
25641 (visit_reference_op_store): Likewise.
25642 (init_scc_vn): Remove shared_lookup_vuses initialization.
25643 (free_scc_vn): Remove shared_lookup_vuses freeing.
25644 (sort_vuses, sort_vuses_heap): Remove.
25645 (get_ref_from_reference_ops): Export.
25646 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
25647 vector with single vuse pointer.
25648 (vn_reference_lookup_pieces, vn_reference_lookup,
25649 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
25650 (shared_vuses_from_stmt): Remove.
25651 (get_ref_from_reference_ops): Declare.
25652 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
25653 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
25654 memory-tag related code.
25655 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
25656 (likely_value): Add comment, skip static-chain of call statements.
25657 (surely_varying_stmt_p): Adjust.
25658 (gimplify_and_update_call_from_tree): Likewise.
25659 (execute_fold_all_builtins): Do not rebuild alias info.
25660 (gimplify_and_update_call_from_tree): Properly update VOPs.
25661 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
25662 (copy_ref_info): Remove memory-tag related code.
25663 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
25664 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
25665 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
25667 * tree-ssa-dom.c (gimple_p): Remove typedef.
25668 (eliminate_redundant_computations): Adjust.
25669 (record_equivalences_from_stmt): Likewise.
25670 (avail_expr_hash): Likewise.
25671 (avail_expr_eq): Likewise.
25672 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
25673 (stmt_makes_single_load): Likewise.
25674 (stmt_makes_single_store): Likewise.
25675 * tree-ssa-alias.c: Rewrite completely.
25676 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
25677 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
25678 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
25679 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
25680 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
25681 Remove public functions.
25682 (pass_reset_cc_flags): Remove.
25683 (pass_build_alias): Move ...
25684 * tree-ssa-structalias.c (pass_build_alias): ... here.
25685 * tree-ssa-alias.c (may_be_aliased): Move ...
25686 * tree-flow-inline.h (may_be_aliased): ... here.
25687 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
25688 count_uses_and_derefs): Move ...
25689 * gimple.c: ... here.
25690 * gimple.h (count_uses_and_derefs): Declare.
25691 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
25692 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
25693 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
25694 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
25695 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
25696 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
25697 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
25699 * tree-dfa.c (refs_may_alias_p): Move ...
25700 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
25701 * tree-ssa-alias.h: New file.
25702 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
25703 (statement_sink_location): Likewise.
25704 * opts.c (decode_options): Do not adjust max-aliased-vops or
25705 avg-aliased-vops values.
25706 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
25707 (TV_CALL_CLOBBER): Likewise.
25708 (TV_FLOW_SENSITIVE): Likewise.
25709 (TV_FLOW_INSENSITIVE): Likewise.
25710 (TV_MEMORY_PARTITIONING): Likewise.
25711 (TV_ALIAS_STMT_WALK): New timevar.
25712 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
25713 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
25714 (get_address_description): Remove memory-tag related code.
25715 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
25716 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
25717 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
25718 and immediate uses in statements. Document.
25719 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
25720 (dump_symbols): Remove.
25721 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
25722 * alias.c (get_deref_alias_set): New function split out from ...
25723 (get_alias_set): ... here.
25724 * alias.h (get_deref_alias_set): Declare.
25725 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
25726 type parameter. Remove restrict pointer handling. Create a
25727 ref-all pointer in case type-based alias sets do not conflict.
25728 (vect_analyze_data_refs): Remove SMT related code.
25729 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
25730 (vectorizable_load): Likewise.
25731 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
25732 (DR_SYMBOL_TAG, DR_VOPS): Remove.
25733 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
25734 Ignore vops and SMTs.
25735 (dr_analyze_alias): Likewise..
25736 (free_data_ref): Likewise.
25737 (create_data_ref): Likewise.
25738 (analyze_all_data_dependences): Likewise.
25739 (get_references_in_stmt): Adjust.
25740 * tree-flow-inline.h (gimple_aliases_computed_p,
25741 gimple_addressable_vars, gimple_call_clobbered_vars,
25742 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
25743 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
25744 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
25745 gimple_mem_ref_stats): Remove.
25746 (gimple_vop): New function.
25747 (op_iter_next_use): Remove vuses and mayuses cases.
25748 (op_iter_next_def): Remove vdefs case.
25749 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
25750 (clear_and_done_ssa_iter): Do not set removed fields.
25751 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
25752 Assert we are not iterating over vuses or vdefs if not also
25753 iterating over uses or defs.
25754 (op_iter_init_use): Likewise.
25755 (op_iter_init_def): Likewise.
25756 (op_iter_next_vdef): Remove.
25757 (op_iter_next_mustdef): Likewise.
25758 (op_iter_init_vdef): Likewise.
25759 (compare_ssa_operands_equal): Likewise.
25760 (link_use_stmts_after): Handle vuse operand.
25761 (is_call_used): Use is_call_clobbered.
25762 (is_call_clobbered): Global variables are always call clobbered,
25763 query the call-clobbers bitmap.
25764 (mark_call_clobbered): Ignore global variables.
25765 (clear_call_clobbered): Likewise.
25766 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
25767 virtual operands sanity check.
25768 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
25770 (TARGET_MEM_REF): Remove TMR_TAG operand.
25771 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
25772 Remove call-clobber related code.
25773 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
25774 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
25775 partitions or escape reason.
25776 (get_single_def_stmt, get_single_def_stmt_from_phi,
25777 get_single_def_stmt_with_phi): Remove.
25778 (dump_referenced_vars): Tidy.
25779 (get_ref_base_and_extent): Allow bare decls.
25780 (collect_dfa_stats): Adjust.
25781 * graphite.c (rename_variables_in_stmt): Adjust.
25782 (graphite_copy_stmts_from_block): Likewise.
25783 (translate_clast): Likewise.
25784 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
25786 (translate_vuse_through_block): Use the oracle.
25787 (phi_translate_1): Adjust.
25788 (value_dies_in_block_x): Use the oracle. Cache the outcome
25790 (valid_in_sets): Check if the VUSE for
25791 a REFERENCE is available.
25792 (eliminate): Do not remove stmts during elimination,
25793 instead queue and remove them afterwards.
25794 (do_pre): Do not rebuild alias info.
25795 (pass_pre): Run TODO_rebuild_alias before PRE.
25796 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
25797 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
25798 (mark_all_v_defs_stmt): Remove.
25799 (mark_all_v_defs_seq): Adjust.
25800 (sra_replace): Likewise.
25801 (scalarize_use): Likewise.
25802 (scalarize_copy): Likewise.
25803 (scalarize_init): Likewise.
25804 (scalarize_ldst): Likewise.
25805 (todoflags): Remove.
25806 (tree_sra): Do not rebuild alias info.
25807 (tree_sra_early): Adjust.
25808 (pass_sra): Run TODO_update_address_taken before SRA.
25809 * tree-predcom.c (set_alias_info): Remove.
25810 (prepare_initializers_chain): Do not call it.
25811 (mark_virtual_ops_for_renaming): Adjust.
25812 (mark_virtual_ops_for_renaming_list): Remove.
25813 (initialize_root_vars): Adjust.
25814 (initialize_root_vars_lm): Likewise.
25815 (prepare_initializers_chain): Likewise.
25816 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
25817 (may_propagate_copy_into_stmt): Likewise.
25818 (merge_alias_info): Do nothing for now.
25819 (propagate_tree_value_into_stmt): Adjust.
25820 (stmt_may_generate_copy): Likewise.
25821 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
25822 not mark symbols for renaming.
25823 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
25824 with the same statement, make sure to update the new pointed-to one.
25825 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
25826 call statements, do not mark symbols for renaming.
25827 (mark_operand_necessary): Dump something.
25828 (ref_may_be_aliased): New function.
25829 (mark_aliased_reaching_defs_necessary_1): New helper function.
25830 (mark_aliased_reaching_defs_necessary): Likewise.
25831 (mark_all_reaching_defs_necessary_1): Likewise.
25832 (mark_all_reaching_defs_necessary): Likewise.
25833 (propagate_necessity): Do not process virtual PHIs. For
25834 non-aliased loads mark all reaching definitions as necessary.
25835 For aliased loads and stores mark the immediate dominating
25836 aliased clobbers as necessary.
25837 (visited): New global static.
25838 (perform_tree_ssa_dce): Free visited bitmap after propagating
25840 (remove_dead_phis): Perform simple dead virtual PHI removal.
25841 (remove_dead_stmt): Properly unlink virtual operands when
25843 (eliminate_unnecessary_stmts): Schedule PHI removal after
25845 * tree-ssa-ter.c (is_replaceable_p): Adjust.
25846 (process_replaceable): Likewise.
25847 (find_replaceable_in_bb): Likewise.
25848 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
25849 based on the single gimple vop.
25850 (verify_flow_insensitive_alias_info): Remove.
25851 (verify_flow_sensitive_alias_info): Likewise.
25852 (verify_call_clobbering): Likewise.
25853 (verify_memory_partitions): Likewise.
25854 (verify_alias_info): Likewise.
25855 (verify_ssa): Adjust..
25856 (execute_update_addresses_taken): Export. Update SSA
25857 manually. Optimize only when optimizing. Use a local bitmap.
25858 (pass_update_address_taken): Remove TODO_update_ssa, add
25860 (pass_update_address_taken): Just use TODO_update_address_taken.
25861 (init_tree_ssa): Do not initialize addressable_vars.
25862 (verify_ssa): Verify new VUSE / VDEF properties.
25863 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
25864 Do not call verify_alias_info.
25865 (delete_tree_ssa): Clear the VUSE, VDEF operands.
25866 Do not free the loaded and stored syms bitmaps. Reset the escaped
25867 and callused solutions. Do not free addressable_vars.
25868 Remove memory-tag related code.
25869 (warn_uninitialized_var): Aliases are always available.
25870 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
25871 * lambda-code.c (can_put_in_inner_loop): Adjust.
25872 (can_put_after_inner_loop): Likewise.
25873 (perfect_nestify): Likewise.
25874 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
25875 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
25876 (vectorizable_conversion): Do not mark symbols for renaming.
25877 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
25878 (expand_call_inline): Unlink the calls virtual operands before
25880 (tree_function_versioning): Do not call update_ssa if we are not
25881 updating clones. Simplify.
25882 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
25883 (propagate_with_phi): Likewise..
25884 * tree-outof-ssa.c (create_temp): Remove memory tag and call
25885 clobber code. Assert we are not aliased or global.
25886 * tree-flow.h: Include tree-ssa-alias.h
25887 (enum escape_type): Remove.
25888 (struct mem_sym_stats_d): Likewise.
25889 (struct mem_ref_stats_d): Likewise.
25890 (struct gimple_df): Add vop member. Remove global_var,
25891 call_clobbered_vars, call_used_vars, addressable_vars,
25892 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
25893 escaped and callused members.
25894 (struct ptr_info_def): Remove all members, add points-to solution
25896 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
25897 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
25898 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
25899 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
25900 (tree-ssa-alias.o): Likewise.
25901 (toplev.o): Add tree-ssa-alias.h
25902 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
25903 * gimple.c (gimple_set_bb): Fix off-by-one error.
25904 (is_gimple_reg): Do not handle memory tags.
25905 (gimple_copy): Also copy virtual operands.
25906 Delay updating the statement. Do not reset loaded and stored syms.
25907 (gimple_set_stored_syms): Remove.
25908 (gimple_set_loaded_syms): Likewise.
25909 (gimple_call_copy_skip_args): Copy the virtual operands
25910 and mark the new statement modified.
25911 * tree-ssa-structalias.c (may_alias_p): Remove.
25912 (set_uids_in_ptset): Take the alias set to prune with as
25913 parameter. Fold in the alias test of may_alias_p.
25914 (compute_points_to_sets): Compute whether a ptr is dereferenced
25915 in a local sbitmap.
25916 (process_constraint): Deal with &ANYTHING on the lhs, reject all
25917 other ADDRESSOF constraints on the lhs.
25918 (get_constraint_for_component_ref): Assert that we don't get
25919 ADDRESSOF constraints from the base of the reference.
25920 Properly generate UNKNOWN_OFFSET for DEREF if needed.
25921 (struct variable_info): Remove collapsed_to member.
25922 (get_varinfo_fc): Remove.
25923 (new_var_info): Do not set collapsed_to.
25924 (dump_constraint): Do not follow cycles.
25925 (dump_constraint_graph): Likewise.
25926 (build_pred_graph): Likewise.
25927 (build_succ_graph): Likewise.
25928 (rewrite_constraints): Likewise.
25929 (do_simple_structure_copy): Remove.
25930 (do_rhs_deref_structure_copy): Remove.
25931 (do_lhs_deref_structure_copy): Remove.
25932 (collapse_rest_of_var): Remove.
25933 (do_structure_copy): Re-implement.
25934 (pta_stats): New global variable.
25935 (dump_pta_stats): New function.
25936 (struct constraint_expr): Make offset signed.
25937 (UNKNOWN_OFFSET): Define special value.
25938 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
25939 (solution_set_expand): New helper function split out from ...
25940 (do_sd_constraint): ... here.
25941 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
25942 (do_ds_constraint): Likewise.
25943 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
25944 and CALLUSED = *CALLUSED.
25945 (set_union_with_increment): Make inc argument signed.
25946 (type_safe): Remove.
25947 (get_constraint_for_ptr_offset): Handle unknown and negative
25949 (first_vi_for_offset): Handle offsets before start. Bail
25950 out early for offsets beyond the variable extent.
25951 (first_or_preceding_vi_for_offset): New function.
25952 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
25953 Together with ESCAPED = *ESCAPED this properly computes reachability.
25954 (find_what_var_points_to): New function.
25955 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
25956 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
25957 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
25958 pt_solutions_intersect): New functions.
25959 (compute_call_used_vars): Remove.
25960 (compute_may_aliases): New main entry into PTA computation.
25961 * gimple.h (gimple_p): New typedef.
25962 (struct gimple_statement_base): Remove references_memory_p.
25963 (struct gimple_statement_with_memory_ops_base): Remove
25964 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
25966 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
25967 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
25968 gimple_set_references_memory): Remove.
25969 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
25970 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
25972 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
25973 (verify_expr): Allow RESULT_DECL.
25974 (gimple_duplicate_bb): Do not copy virtual operands.
25975 (gimple_duplicate_sese_region): Adjust.
25976 (gimple_duplicate_sese_tail): Likewise.
25977 (mark_virtual_ops_in_region): Remove.
25978 (move_sese_region_to_fn): Do not call it.
25979 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
25980 and pass_simple_dse.
25981 (execute_function_todo): Handle TODO_update_address_taken,
25982 call execute_update_addresses_taken for TODO_rebuild_alias.
25983 (execute_todo): Adjust.
25984 (execute_one_pass): Init dump files early.
25985 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
25987 (create_general_new_stmt): Clear vops.
25988 * tree-ssa-reassoc.c (get_rank): Adjust.
25989 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
25990 symbols for renaming.
25991 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
25992 (PARAM_AVG_ALIASED_VOPS): Likewise.
25993 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
25994 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
25995 * tree-ssa-operands.c: Simplify for new virtual operand representation.
25996 (operand_build_cmp, copy_virtual_operands,
25997 create_ssa_artificial_load_stmt, add_to_addressable_set,
25998 gimple_add_to_addresses_taken): Remove public functions.
25999 (unlink_stmt_vdef): New function.
26001 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26003 * config.gcc (powerpc-*-linux*): Merge variants.
26005 2009-04-02 Chao-ying Fu <fu@mips.com>
26006 James Grosbach <james.grosbach@microchip.com>
26008 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
26009 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
26011 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
26012 keep_interrupts_masked_p, use_debug_exception_return_p.
26013 (mips_attribute_table): Add interrupt, use_shadow_register_set,
26014 keep_interrupts_masked, use_debug_exception_return.
26015 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
26016 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
26018 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
26019 (mips_print_operand): Process COP0 registers to print $0 .. $31
26020 correctly for GAS to process.
26021 (mips_interrupt_extra_call_saved_reg_p): New function.
26022 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
26024 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
26025 (mips_compute_frame_info): Add supports for interrupt context that
26026 includes doubleword accumulators and COP0 registers.
26027 (mips_for_each_saved_acc): New function.
26028 (mips_for_each_saved_gpr_and_fpr): Change the function name from
26029 mips_for_each_saved_reg.
26030 (mips_save_reg): Save accumulators.
26031 (mips_kernel_reg_p): A new for_each_rtx callback.
26032 (mips_expand_prologue): Support interrupt handlers.
26033 (mips_restore_reg): Restore accumulators.
26034 (mips_expand_epilogue): Support interrupt handlers.
26035 (mips_can_use_return_insn): Return false for interrupt handlers.
26036 (mips_epilogue_uses): New function.
26037 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
26038 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
26039 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
26040 cop0_move): New instructions.
26041 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
26042 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
26044 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
26046 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
26047 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
26048 interrupt handlers, we use K0 as the temporary register.
26049 (EPILOGUE_USES): Change to a function call.
26050 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
26051 handlers, we use K0 as the temporary register.
26053 * doc/extend.texi (Function Attributes): Document interrupt,
26054 use_shadow_register_set, keep_interrupts_masked,
26055 use_debug_exception_return for MIPS attributes.
26057 2009-04-03 Alan Modra <amodra@bigpond.net.au>
26059 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
26060 Remove a number of t-files from tmake_file.
26061 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
26062 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
26063 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
26064 target_prototype, not TARGET_PROTOTYPE.
26065 (LINK_OS_GNU_SPEC): Define.
26066 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
26067 and darwin-ldoubdle.c.
26069 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26072 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
26073 (cpp_options): Ditto.
26074 (default_compilers): Ditto.
26075 (display_help): Ditto.
26076 (process_command): Ditto.
26077 (do_spec_1): Ditto.
26078 (set_input): Use lbasename instead of duplicate code.
26079 (save_temps_prefix): New static for -save-temps=obj.
26080 (save_temps_length): Ditto.
26082 * doc/invoke.texi (-save-temps=obj): Document new variant to
26083 -save-temps switch.
26085 2009-04-02 Jeff Law <law@redhat.com>
26087 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
26090 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26092 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
26093 * configure: Regenerated.
26095 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26097 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
26098 share the argument list.
26100 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26104 2009-02-12 Diego Novillo <dnovillo@google.com>
26106 * varpool.c (debug_varpool): New.
26107 * cgraph.h (debug_varpool): Declare.
26109 2009-04-02 Jan Hubicka <jh@suse.cz>
26111 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
26114 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
26116 * config/i386/i386.c (ix86_abi): Move initialization to ...
26117 (override_options): Here.
26119 2009-04-02 Christian Bruel <christian.bruel@st.com>
26121 * config/sh/sh.c (sh_dwarf_register_span): New function.
26122 (TARGET_DWARF_REGISTER_SPAN): Define.
26123 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
26125 2009-04-02 Ira Rosen <irar@il.ibm.com>
26127 PR tree-optimization/39595
26128 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
26129 interleaved loads group is not greater than the SLP group size.
26131 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
26133 * builtins.c (is_builtin_name): New.
26134 (called_as_built_in): Use is_builtin_name.
26135 * tree.h (is_builtin_name): New.
26136 * varasm.c (incorporeal_function_p): Use is_builtin_name
26138 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
26140 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
26142 2009-04-02 Dodji Seketeli <dodji@redhat.com>
26145 * c-decl.c (clone_underlying_type): Move this ...
26146 * c-common.c (set_underlying_type): ... here.
26147 Also, make sure the function properly sets TYPE_STUB_DECL() on
26148 the newly created typedef variant type.
26149 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
26150 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
26153 2009-04-02 Richard Guenther <rguenther@suse.de>
26155 PR tree-optimization/37221
26156 * tree-flow.h (degenerate_phi_result): Declare.
26157 * tree-ssa-dom.c (degenerate_phi_result): Export.
26158 * tree-scalar-evolution.c (analyze_initial_condition): If
26159 the initial condition is defined by a degenerate PHI node
26160 use the degenerate value.
26162 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
26164 PR rtl-optimization/39588
26165 * combine.c (merge_outer_ops): Do not set the constant when this
26167 (simplify_shift_const_1): Do not modify it either in this case.
26169 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
26171 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
26172 tuning is deprecated if -mtune value is set to an Itanium1 variant.
26174 2009-04-01 Janis Johnson <janis187@us.ibm.com>
26177 * c-lex.c (interpret_float): Default (no suffix) is double.
26179 2009-04-1 Xinliang David Li <davidxl@google.com>
26181 * config/i386/i386.c (legitimate_constant_p): Recognize
26182 all one vector constant.
26184 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26186 * config/vax/vax.c: Add #includes to silence warnings.
26187 Change #include order to silence two warnings.
26189 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26191 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
26192 (ASM_SPEC): Pass -k to the assembler for PIC code.
26194 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26196 * config.gcc: Add vax-*-linux* to the switch.
26197 * config/vax/linux.h: New file. (TARGET_VERSION,
26198 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
26200 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26202 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
26203 Use predicate macros instead of GET_CODE() == foo.
26204 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
26205 ashlsi3, rotrsi3, <unnamed>): Likewise.
26207 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26209 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
26210 jbbccihi, jbbccisi): Remova trailing whitespace.
26211 * config/vax/constraints.md: Likewise.
26212 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
26213 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
26214 * config/vax/predicates.md: Likewise.
26215 * config/vax/vax.c (print_operand_address, vax_output_int_move,
26216 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
26217 * config/vax/vax.h: Likewise.
26218 * config/vax/vax.md (nonlocal_goto): Likewise.
26220 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26222 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
26223 (indirectable_address_p, adjacent_operands_p): Add spaces around
26225 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
26227 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26229 * config/vax/vax.c (legitimate_constant_address_p,
26230 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
26231 index_term_p, reg_plus_index_p, legitimate_address_p,
26232 vax_mode_dependent_address_p): Update comments to match functions
26233 modified by the recent int->bool conversion.
26235 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26237 * config/vax/builtins.md: Update copyright message.
26238 * config/vax/constraints.md: Likewise.
26239 * config/vax/netbsd-elf.h: Likewise.
26240 * config/vax/predicates.md: Likewise.
26241 * config/vax/vax-protos.h: Likewise.
26242 * config/vax/vax.c: Likewise.
26243 * config/vax/vax.h: Likewise.
26244 * config/vax/vax.md: Likewise.
26245 * config/vax/vax.opt: Likewise.
26247 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
26249 * config/vax/builtins.md (ffssi2, ffssi2_internal,
26250 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
26251 * config/vax/constraints.md (B, R): Likewise.
26252 * config/vax/predicates.md (external_memory_operand,
26253 nonimmediate_addsub_di_operand): Likewise.
26254 * config/vax/vax.c (vax_output_int_add): Likewise.
26255 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
26256 untyped_call): Likewise.
26258 2009-04-01 Matt Thomas <matt@3am-software.com>
26260 * config/vax/predicates.md: New file.
26261 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
26262 external_const_operand, nonsymbolic_operand, external_memory_operand,
26263 indirect_memory_operand, indexed_memory_operand,
26264 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
26265 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
26267 * config/vax/constraints.md: New file.
26268 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
26270 * config/vax/builtins.md: New file.
26271 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
26272 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
26274 * config/vax/vax.opt (mqmath): Add option.
26275 * config/vax/vax.md (isfx): Extend with DI.
26276 (VAXintQH, VAXintQHSD): Define.
26277 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
26278 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
26279 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
26280 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
26281 (movdi): Update constraints and use vax_output_int_move().
26282 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
26283 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
26284 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
26285 nonlocal_goto): New.
26286 (mov<mode>): Extend accepted operand types.
26287 (subdi3_old): Rename from subdi3, change update constraints and use
26288 a new implementation.
26289 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
26290 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
26291 MOVE_RATIO, CLEAR_RATIO): Define.
26292 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
26293 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
26294 (PRINT_OPERAND): Redefine using a function instead of inlined code.
26295 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
26296 (split_quadword_operands): Make static and really allow variable
26298 (print_operand_address): Update for PIC generation.
26299 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
26300 indexable_address_p, fixup_mathdi_operand,
26301 vax_expand_addsub_di_operands, adjacent_operands_p): New.
26302 (vax_float_literal, legitimate_constant_p,
26303 indirectable_constant_address_p, index_term_p,
26304 reg_plus_index_p): Return bool instead of int.
26305 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
26307 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
26309 (vax_output_conditional_branch): Indent.
26310 (legitimate_constant_address_p, indirectable_constant_address_p,
26311 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
26312 vax_mode_dependent_address_p): Return bool instead of int, update for
26314 * config/vax/vax-protos.h (legitimate_constant_address_p,
26315 legitimate_constant_p, legitimate_address_p,
26316 vax_mode_dependent_address_p): Change declaration to bool.
26317 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
26318 vax_expand_addsub_di_operands, vax_output_int_subtract,
26319 vax_output_movmemsi): Declare.
26320 (split_quadword_operands, vax_float_literal): Delete declaration.
26321 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
26322 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
26323 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
26324 ASM_OUTPUT_DWARF_PCREL): Define.
26325 (ASM_SPEC): Change definition to allow PIC generation.
26327 2009-04-01 Steve Ellcey <sje@cup.hp.com>
26329 * doc/sourcebuild.texi: Update front-end requirements.
26331 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26334 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
26335 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
26336 (booldi3_internal3): Use boolean_or_operator instead of
26339 2009-04-01 Joseph Myers <joseph@codesourcery.com>
26342 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
26343 declarator whose size is not an integer constant expression but
26344 folds to an integer constant, then treat it as a constant
26347 2009-04-01 Richard Guenther <rguenther@suse.de>
26349 * fold-const.c (fold_plusminus_mult_expr): Do not fold
26350 i * 4 + 2 to (i * 2 + 1) * 2.
26352 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26355 * c-parser.c (c_parser_asm_statement): Skip until close paren and
26356 return if c_parser_asm_string_literal returned NULL.
26358 2009-04-01 Nick Clifton <nickc@redhat.com>
26360 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
26362 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
26363 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
26364 other typedefs to avoid conflicts with libgcc2.c. Define labels
26365 to gain 16-bit bit-manipulation functions from libgcc2.c and then
26367 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
26368 to gain 16-bit trapping arithmetic functions from libgcc2.c and
26371 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
26373 * varasm.c (default_function_rodata_section): Declare DOT as
26376 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
26377 Andrey Galkin <agalkin@hypercom.com>
26380 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
26381 Make object_name unique for each process.
26383 2009-04-01 Jakub Jelinek <jakub@redhat.com>
26386 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
26387 addressable variables in the parallel that could go out of scope while
26388 running queued tasks.
26390 2009-04-01 Anatoly Sokolov <aesok@post.ru>
26392 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
26393 (CASE_VALUES_THRESHOLD): Redefine.
26394 * config/avr/avr.c (avr_override_options): Remove initialization of
26395 avr_case_values_threshold variable.
26396 (avr_case_values_threshold): Remove variable. Add new function.
26397 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
26398 * config/avr/avr.opt (mno-tablejump): Remove option.
26399 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
26401 2009-04-01 DJ Delorie <dj@redhat.com>
26403 * varasm.c (default_function_rodata_section): Don't assume
26404 anything about where the first '.' in the section name is.
26406 2009-04-01 Alan Modra <amodra@bigpond.net.au>
26408 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
26409 rs6000_emit_stack_tie.
26411 2009-03-31 Ian Lance Taylor <iant@google.com>
26413 * tree-eh.c (tree_remove_unreachable_handlers): Compare
26414 gimple_code with GIMPLE_RESX, not RESX.
26416 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26418 * c-common.c (c_get_ident): New.
26419 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
26421 2009-04-01 Ben Elliston <bje@au.ibm.com>
26423 * config/rs6000/sysv4.opt (msdata): Improve option description.
26425 2009-03-31 Steve Ellcey <sje@cup.hp.com>
26427 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
26428 (divdf3_internal_lat): Remove.
26429 (divxf3_internal_lat): Remove.
26430 (divxf3_internal_thr): Remove.
26431 (divxf): Use divxf3_internal.
26432 * config/ia64/div.md (divsf3_internal_lat): New.
26433 (divdf3_internal_lat): New.
26434 (divxf3_internal): New.
26436 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26439 * Makefile.in (USE_GCC_STDINT): Define.
26440 (stmp-int-hdrs): Install stdint.h if applicable.
26441 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
26443 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
26444 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
26445 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26446 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26447 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26448 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26449 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26450 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26451 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26452 (c_common_nodes_and_builtins): Initialize
26453 underlying_wchar_type_node. Do not initialize
26454 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
26455 nodes for new types.
26456 (c_stddef_cpp_builtins): Define macros for new types.
26457 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
26459 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
26460 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
26461 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
26462 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
26463 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
26464 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
26465 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
26466 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
26467 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
26468 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
26469 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
26470 int16_type_node, int32_type_node, int64_type_node,
26471 uint8_type_node, uint16_type_node, c_uint32_type_node,
26472 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
26473 int_least32_type_node, int_least64_type_node,
26474 uint_least8_type_node, uint_least16_type_node,
26475 uint_least32_type_node, uint_least64_type_node,
26476 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
26477 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
26478 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
26479 uintptr_type_node): Define.
26480 * c-cppbuiltin.c (builtin_define_constants,
26481 builtin_define_type_minmax): New.
26482 (builtin_define_stdint_macros): Define more macros.
26483 (c_cpp_builtins): Define more limit macros.
26484 (type_suffix): New.
26485 (builtin_define_type_max): Define in terms of
26486 builtin_define_type_minmax. Remove is_long parameter. All
26488 * config.gcc (use_gcc_stdint): Define.
26489 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
26490 Add newlib-stdint.h for generic targets.
26491 * config/glibc-stdint.h, config/newlib-stdint.h,
26492 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
26493 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
26494 * config/score/score.h (UINTPTR_TYPE): Define.
26495 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
26496 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
26497 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26498 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26499 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26500 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26501 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26502 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
26503 * config/spu/spu.h (STDINT_LONG32): Define.
26504 * configure.ac (use_gcc_stdint): Substitute.
26505 * configure: Regenerate.
26506 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
26507 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
26508 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
26509 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
26510 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
26511 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
26512 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
26513 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
26514 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
26515 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
26516 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
26517 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
26518 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
26519 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
26520 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
26521 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
26522 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
26523 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
26524 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
26525 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
26526 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
26527 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
26528 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
26529 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
26530 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
26531 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
26532 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
26533 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
26534 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
26536 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
26538 * loop-iv.c (suitable_set_for_replacement): Renamed from
26539 simplify_using_assignment; changed to return bool and to accept new
26540 args DEST and SRC. Return true iff we find a source/destination pair
26541 that can be used to make a replacement, and fill SRC and DEST if so.
26542 Remove arg ALTERED. Don't deal with altered regs here. All callers
26544 (simplify_using_initial_values): Deal with altered regs here and track
26545 more precisely the effect they have on the validity of our expression.
26547 * loop-iv.c (simplify_using_condition): A condition of the form
26548 (EQ REG CONST) can be used to simply make a substitution.
26549 (simplify_using_initial_values): Keep track of conditions we have seen
26550 and keep using them to simplify new expressions, while applying the
26551 same substitutions to them as to the expression.
26553 * simplify-rtx.c (simplify_relational_operation_1): Simplify
26554 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
26557 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
26558 changed. Use this when trying to improve the upper bound.
26559 Generate the comparison by using simplify_gen_relational.
26561 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
26563 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
26565 (simplify_using_assignment, simplify_using_initial_values): Call
26566 replace_in_expr to make replacements. Call replace_single_def_regs
26567 once on the initial version of the expression.
26569 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26572 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
26574 2009-03-31 Richard Guenther <rguenther@suse.de>
26576 PR middle-end/31029
26577 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
26578 equality comparisons. Fold C - X CMP X if C % 2 == 1.
26580 2009-03-31 Richard Guenther <rguenther@suse.de>
26582 * tree.h (div_if_zero_remainder): Declare.
26583 * fold-const.c (div_if_zero_remainder): Export.
26584 * tree-ssa-forwprop.c
26585 (forward_propagate_addr_into_variable_array_index): Handle
26586 constant array index addition outside of the variable index.
26588 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26591 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
26592 define_splits, floatunssi<mode>2): Require x87 conversions from
26593 DImode to be permitted.
26595 2009-03-31 Joseph Myers <joseph@codesourcery.com>
26597 PR preprocessor/15638
26598 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
26600 2009-03-31 Richard Guenther <rguenther@suse.de>
26602 PR middle-end/23401
26603 PR middle-end/27810
26604 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
26605 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
26606 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
26607 a separate statement.
26608 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
26609 (lookup_tmp_var): Likewise.
26610 (is_gimple_formal_tmp_or_call_rhs): Remove.
26611 (is_gimple_reg_or_call_rhs): Rename to ...
26612 (is_gimple_reg_rhs_or_call): ... this.
26613 (is_gimple_mem_or_call_rhs): Rename to ...
26614 (is_gimple_mem_rhs_or_call): ... this.
26615 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
26616 DECL_GIMPLE_REG_P only if is_formal is true.
26617 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
26618 for non-proper post-modify expression gimplification.
26619 (gimplify_self_mod_expr): For post-modify expressions gimplify
26620 the lvalue to a minimal lvalue.
26621 (rhs_predicate_for): Remove formal temp case.
26622 (gimplify_modify_expr_rhs): Likewise.
26623 (gimplify_addr_expr): Use is_gimple_reg.
26624 (gimplify_expr): Remove formal temp cases.
26625 (gimple_regimplify_operands): Likewise.
26626 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
26627 and FILTER_EXPR like constants.
26628 * gimple.c (walk_gimple_op): Fix val_only initialization, use
26630 (is_gimple_formal_tmp_rhs): Remove.
26631 (is_gimple_reg_rhs): Remove special casing.
26632 (is_gimple_mem_rhs): Fix.
26633 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
26634 (is_gimple_formal_tmp_var): Remove.
26635 (is_gimple_formal_tmp_reg): Likewise.
26636 (is_gimple_min_lval): Allow invariant component ref parts.
26637 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
26638 is_gimple_formal_tmp_reg): Remove declarations.
26639 * tree-cfg.c (verify_expr): Verify that variables with address
26640 taken do not have DECL_GIMPLE_REG_P set.
26641 * tree-mudflap.c (mf_build_check_statement_for): Use
26642 force_gimple_operand instead of gimplify_expr.
26644 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
26646 * modulo-sched.c (sms_schedule_by_order): Pass the actual
26647 schedulable rows to compute_split_row.
26649 2009-03-31 Ben Elliston <bje@au.ibm.com>
26652 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
26655 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26657 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
26658 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
26659 * configure: Regenerate.
26660 * config.in: Regenerate.
26661 * config/rs6000/rs6000.opt (mtls-markers): Add.
26662 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
26663 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
26664 (tls_ld_aix, tls_ld_sysv): Likewise.
26665 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
26666 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
26668 2009-03-31 Alan Modra <amodra@bigpond.net.au>
26670 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
26672 2009-03-30 Jan Hubicka <jh@suse.cz>
26674 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
26676 (tree_remove_unreachable_handlers): Cleanup EH predecestor
26677 detection and label handling.
26679 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26681 * ira-int.h (ira_allocno): Rename left_conflicts_num to
26682 left_conflicts_size.
26683 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
26684 ALLOCNO_LEFT_CONFLICTS_SIZE.
26686 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
26687 remove_allocno_from_bucket_and_push,
26688 allocno_spill_priority_compare, push_allocnos_to_stack,
26689 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26690 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
26691 (setup_allocno_left_conflicts_num): Ditto. Rename to
26692 setup_allocno_left_conflicts_size.
26693 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
26694 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
26695 setup_allocno_left_conflicts_size instead of
26696 setup_allocno_left_conflicts_num.
26698 * ira-build.c (ira_create_allocno): Use
26699 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
26700 ALLOCNO_LEFT_CONFLICTS_NUM.
26702 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
26704 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
26705 instead of DF_LR_OUT.
26707 * ira-lives.c (process_bb_node_lives): Ditto.
26709 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
26710 instead of DF_LR_{OUT,IN}.
26712 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
26714 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
26716 2009-03-30 Jan Hubicka <jh@suse.cz>
26718 * except.c (label_to_region_map): Fix thinko.
26720 2009-03-30 Steve Ellcey <sje@cup.hp.com>
26722 PR middle-end/38237
26723 * tree.h (tree_find_value): New declaration.
26724 * tree.c (tree_find_value): New function.
26725 * varasm.c (assemble_external): Avoid duplicate entries on lists.
26727 2009-03-30 Jakub Jelinek <jakub@redhat.com>
26730 * c-decl.c (struct c_binding): Add locus field.
26731 (bind): Add locus argument, set locus field from it.
26732 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
26733 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
26734 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
26735 implicitly_declare, undeclared_variable, lookup_label,
26736 declare_label, c_make_fname_decl, c_builtin_function,
26737 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
26740 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
26743 * config/i386/i386.c (classify_argument): Check total size of
26746 2009-03-30 Martin Jambor <mjambor@suse.cz>
26748 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
26749 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
26750 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
26753 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
26754 seen_variable_array_ref while also traversing a union.
26756 * tree-inline.c (optimize_inline_calls): Do not call
26757 cgraph_node_remove_callees.
26758 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
26759 (pass_remove_cgraph_callee_edges): New variable.
26760 * passes.c (init_optimization_passes): Add
26761 pass_remove_cgraph_callee_edges after early inlining and before all
26762 late intraprocedural passes.
26764 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
26766 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26768 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
26769 Fix typos in names.
26771 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26773 * combine.c (simplify_comparison): Use have_insn_for.
26774 * dojump.c (do_jump): Likewise.
26776 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26778 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
26779 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
26780 sparc_compare_op0 like sparc_compare_emitted used to be handled.
26781 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
26782 instead of sparc_compare_emitted.
26783 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
26784 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
26785 instead of sparc_compare_emitted.
26787 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26789 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
26790 enter/exit cfglayout mode.
26791 (pass_partition_block): Require it.
26792 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
26793 (combine_instructions): Track basic blocks instead of labels.
26794 (update_cfg_for_uncondjump): New.
26795 (try_combine): Use it. Update jumps after rescanning.
26796 (pass_combine): Require PROP_cfglayout.
26797 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
26799 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26801 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
26802 Provide/destroy PROP_cfglayout respectively.
26803 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
26804 * tree-pass.h (PROP_cfglayout): New.
26806 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
26808 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
26809 fold_convert_const_fixed_from_fixed,
26810 fold_convert_const_fixed_from_int,
26811 fold_convert_const_fixed_from_real, fold_negate_const): Do not
26812 set TREE_CONSTANT_OVERFLOW.
26813 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
26814 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
26816 2009-03-30 Ira Rosen <irar@il.ibm.com>
26818 * tree-vect-loop-manip.c: New file.
26819 * tree-vectorizer.c: Update documentation and included files.
26820 (vect_loop_location): Make extern.
26821 (rename_use_op): Move to tree-vect-loop-manip.c
26822 (rename_variables_in_bb, rename_variables_in_loop,
26823 slpeel_update_phis_for_duplicate_loop,
26824 slpeel_update_phi_nodes_for_guard1,
26825 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
26826 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
26827 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
26828 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
26829 find_loop_location): Likewise.
26830 (new_stmt_vec_info): Move to tree-vect-stmts.c.
26831 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
26832 get_vectype_for_scalar_type, vect_is_simple_use,
26833 supportable_widening_operation, supportable_narrowing_operation):
26835 (bb_in_loop_p): Move to tree-vect-loop.c.
26836 (new_loop_vec_info, destroy_loop_vec_info,
26837 reduction_code_for_scalar_code, report_vect_op,
26838 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
26839 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
26840 (vect_supportable_dr_alignment): Likewise.
26841 * tree-vectorizer.h (tree-data-ref.h): Include.
26842 (vect_loop_location): Declare.
26843 Reorganize function declarations according to the new file structure.
26844 * tree-vect-loop.c: New file.
26845 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
26846 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
26847 * tree-vect-data-refs.c: New file.
26848 * tree-vect-patterns.c (timevar.h): Don't include.
26849 * tree-vect-stmts.c: New file.
26850 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
26851 tree-vect-slp.c, tree-vect-loop.c.
26852 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
26853 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
26854 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
26855 (tree-vect-analyze.o): Remove.
26856 (tree-vect-transform.o): Likewise.
26857 (tree-vect-data-refs.o): Add rule.
26858 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
26859 tree-vect-slp.o): Likewise.
26860 (tree-vect-patterns.o): Remove redundant dependencies.
26861 (tree-vectorizer.o): Likewise.
26862 * tree-vect-slp.c: New file.
26864 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26866 * optc-gen.awk: Warn if an option flag has multiple different
26869 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
26871 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
26872 -floop-block): Document dependences on PPL, CLooG and Graphite.
26874 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26876 PR rtl-optimization/323
26877 * c-common.c (c_fully_fold, convert_and_check,
26878 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
26879 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
26880 * c-common.def (EXCESS_PRECISION_EXPR): New.
26881 * c-cppbuiltin.c (builtin_define_float_constants): Define
26882 constants with enough digits for long double.
26883 * c-lex.c (interpret_float): Interpret constant with excess
26884 precision where appropriate.
26885 * c-opts.c (c_common_post_options): Set
26886 flag_excess_precision_cmdline. Give an error for
26887 -fexcess-precision=standard for C++ for processors where the
26888 option is significant.
26889 * c-parser.c (c_parser_conditional_expression): Handle excess
26890 precision in condition.
26891 * c-typeck.c (convert_arguments): Handle arguments with excess
26893 (build_unary_op): Move excess precision outside operation.
26894 (build_conditional_expr): Likewise.
26895 (build_compound_expr): Likewise.
26896 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
26897 (build_modify_expr): Handle excess precision in RHS.
26898 (convert_for_assignment): Handle excess precision in converted
26900 (digest_init, output_init_element, process_init_element): Handle
26901 excess precision in initializer.
26902 (c_finish_return): Handle excess precision in return value.
26903 (build_binary_op): Handle excess precision in operands and add
26904 excess precision as needed for operation.
26905 * common.opt (-fexcess-precision=): New option.
26906 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
26907 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
26908 For standard excess precision, output explicit conversion to and
26909 truncation from XFmode.
26910 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
26911 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
26912 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
26913 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
26914 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
26915 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
26916 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
26917 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
26918 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
26919 define_splits, sqrt<mode>2): Disable where appropriate for
26920 standard excess precision.
26921 * convert.c (convert_to_real): Do not shorten arithmetic to type
26922 for which excess precision would be used.
26923 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
26924 * doc/invoke.texi (-fexcess-precision=): Document option.
26925 (-mfpmath=): Correct index entry.
26926 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
26927 flag_excess_precision): New.
26928 * langhooks.c (lhd_post_options): Set
26929 flag_excess_precision_cmdline.
26930 * opts.c (common_handle_option): Handle -fexcess-precision=.
26931 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
26932 init_excess_precision): New.
26933 (lang_dependent_init_target): Call init_excess_precision.
26934 * tree.c (excess_precision_type): New.
26935 * tree.h (excess_precision_type): Declare.
26937 2009-03-30 Joseph Myers <joseph@codesourcery.com>
26940 * c-typeck.c (build_component_ref): Do not copy qualifiers from
26941 non-lvalue to component.
26943 2009-03-29 Joseph Myers <joseph@codesourcery.com>
26945 PR preprocessor/34695
26946 * Makefile.in (c-opts.o): Depend on c-tree.h.
26947 * c-common.c: Move down include of diagnostic.h.
26948 (done_lexing, c_cpp_error): New.
26949 * c-common.h (done_lexing): Declare.
26950 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
26952 * c-opts.c: Include c-tree.h.
26953 (c_common_init_options): Set preprocessor error callback.
26954 (c_common_handle_option): Do not set preprocessor
26955 inhibit_warnings, warnings_are_errors, warn_system_headers,
26956 pedantic_errors or inhibit_warnings flags.
26957 (c_common_post_options): Do not check cpp_errors (parse_in).
26958 (c_common_finish): Do not output dependencies if there were
26959 errors. Do not check return value of cpp_finish.
26960 * c-ppoutput.c (pp_file_change): Set input_location.
26961 * c-tree.h (c_cpp_error): Declare.
26962 * diagnostic.c (diagnostic_set_info_translated): Also initialize
26964 (diagnostic_build_prefix): Check override_column.
26965 * diagnostic.h (diagnostic_info): Add override_column field.
26966 (diagnostic_override_column): Define.
26968 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
26970 * c-common.c (c_expand_expr, c_staticp): Remove.
26971 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
26972 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
26973 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
26974 * c-gimplify.c (gimplify_compound_literal_expr,
26975 optimize_compound_literals_in_ctor): Remove.
26976 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
26977 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
26978 * c-semantics.c (emit_local_var): Remove.
26980 * langhooks-def.h (lhd_expand_expr): Remove.
26981 * langhooks.c (lhd_expand_expr): Remove.
26982 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
26984 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
26985 handling from c-semantics.c; don't call into langhook.
26986 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
26987 * gimplify.c (gimplify_compound_literal_expr,
26988 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
26989 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
26990 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
26991 as was done in c-gimplify.c.
26992 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
26993 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
26994 Move from c-common.h.
26995 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
26997 * tree.c (staticp): Do not call langhook.
26998 * langhooks.c (lhd_staticp): Delete.
26999 * langhooks-def.h (lhd_staticp): Delete prototype.
27000 (LANG_HOOKS_STATICP): Delete.
27001 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
27003 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
27004 instead of DECL_STMTs.
27006 2009-03-29 Joseph Myers <joseph@codesourcery.com>
27014 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
27016 (fold_call_expr): Return a NOP_EXPR from folding rather than the
27017 contained expression.
27018 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
27019 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
27020 conditional expressions for C.
27021 (decl_constant_value_for_optimization): Move from
27022 decl_constant_value_for_broken_optimization in c-typeck.c. Check
27023 whether optimizing and that the expression is a VAR_DECL not of
27024 array type instead of doing such checks in the caller. Do not
27025 check pedantic. Call gcc_unreachable for C++.
27026 * c-common.def (C_MAYBE_CONST_EXPR): New.
27027 * c-common.h (c_fully_fold, c_save_expr,
27028 decl_constant_value_for_optimization): New prototypes.
27029 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
27030 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
27031 EXPR_INT_CONST_OPERANDS): Define.
27032 * c-convert.c (convert): Strip nops from expression.
27033 * c-decl.c (groktypename): Take extra parameters expr and
27034 expr_const_operands. Update call to grokdeclarator.
27035 (start_decl): Update call to grokdeclarator. Add statement for
27036 expressions used in type of decl.
27037 (grokparm): Update call to grokdeclarator.
27038 (push_parm_decl): Update call to grokdeclarator.
27039 (build_compound_literal): Add parameter non_const and build a
27040 C_MAYBE_COSNT_EXPR if applicable.
27041 (grokdeclarator): Take extra parameters expr and
27042 expr_const_operands. Track expressions used in declaration
27043 specifiers and declarators. Fold array sizes and track whether
27044 they are constant expressions and whether they are integer
27045 constant expressions.
27046 (parser_xref_tag): Set expr and expr_const_operands fields in
27048 (grokfield): Update call to grokdeclarator.
27049 (start_function): Update call to grokdeclarator.
27050 (build_null_declspecs): Set expr and expr_const_operands fields in
27052 (declspecs_add_type): Handle expressions in typeof specifiers.
27053 * c-parser.c (c_parser_declspecs): Set expr and
27054 expr_const_operands fields for declaration specifiers.
27055 (c_parser_enum_specifier): Likewise.
27056 (c_parser_struct_or_union_specifier): Likewise.
27057 (c_parser_typeof_specifier): Likewise. Update call to
27058 groktypename. Fold expression as needed. Return expressions with
27059 type instead of adding statements.
27060 (c_parser_attributes): Update calls to c_parser_expr_list.
27061 (c_parser_statement_after_labels): Fold expression before passing
27062 to objc_build_throw_stmt.
27063 (c_parser_condition): Fold expression.
27064 (c_parser_asm_operands): Fold expression.
27065 (c_parser_conditional_expression): Use c_save_expr. Update call
27066 to build_conditional_expr.
27067 (c_parser_alignof_expression): Update call to groktypename.
27068 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
27069 original_code. Fold expression argument of va_arg. Create
27070 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
27071 argument to va_arg. Update calls to groktypename. Fold array
27072 index for offsetof. Verify that first argument to
27073 __builtin_choose_expr has integer type.
27074 (c_parser_postfix_expression_after_paren_type): Update calls to
27075 groktypename and build_compound_literal. Handle expressions with
27076 side effects in type name.
27077 (c_parser_postfix_expression_after_primary): Update call to
27078 c_parser_expr_list. Set original_code for calls to
27079 __builtin_constant_p.
27080 (c_parser_expr_list): Take extra parameter fold_p. Fold
27081 expressions if requested.
27082 (c_parser_objc_type_name): Update call to groktypename.
27083 (c_parser_objc_synchronized_statement): Fold expression.
27084 (c_parser_objc_receiver): Fold expression.
27085 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
27086 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
27087 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
27088 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
27089 (struct c_typespec): Add elements expr and expr_const_operands.
27090 (struct c_declspecs): Add elements expr and expr_const_operands.
27091 (groktypename, build_conditional_expr, build_compound_literal):
27093 (in_late_binary_op): Declare.
27094 * c-typeck.c (note_integer_operands): New function.
27095 (in_late_binary_op): New variable.
27096 (decl_constant_value_for_broken_optimization): Move to c-common.c
27097 and rename to decl_constant_value_for_optimization.
27098 (default_function_array_conversion): Do not strip nops.
27099 (default_conversion): Do not call
27100 decl_constant_value_for_broken_optimization.
27101 (build_array_ref): Do not fold result.
27102 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
27103 result when operand is a VLA.
27104 (c_expr_sizeof_type): Update call to groktypename. Handle
27105 expressions included in type name. Use C_MAYBE_CONST_EXPR for
27106 result when operand names a VLA type.
27107 (build_function_call): Update call to build_compound_literal.
27108 Only fold result for calls to __builtin_* functions. Strip
27109 NOP_EXPR from INTEGER_CST returned from such functions. Fold
27110 the function designator.
27111 (convert_arguments): Fold arguments. Update call to
27112 convert_for_assignment.
27113 (build_unary_op): Handle increment and decrement of
27114 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
27115 decrement earlier. Fold operand of increment and decrement.
27116 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
27117 built for integer operand. Wrap returns that are INTEGER_CSTs
27118 without being integer constant expressions or that have integer
27119 constant operands without being INTEGER_CSTs.
27120 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
27121 (build_conditional_expr): Add operand ifexp_bcp. Track whether
27122 result is an integer constant expression or can be used in
27123 unevaluated parts of one and avoid folding and wrap as
27124 appropriate. Fold operands before possibly doing -Wsign-compare
27126 (build_compound_expr): Wrap result for C99 if operands can be used
27127 in integer constant expressions.
27128 (build_c_cast): Update call to digest_init. Do not ignore
27129 overflow from casting floating-point constants to integers. Wrap
27130 results that could be confused with integer constant expressions,
27131 null pointer constants or floating-point constants.
27132 (c_cast_expr): Update call to groktypename. Handle expressions
27133 included in type name.
27134 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
27135 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
27136 Update calls to convert_for_assignment.
27137 (convert_for_assignment): Take new parameter
27138 null_pointer_constant. Do not strip nops or call
27139 decl_constant_value_for_broken_optimization. Set
27140 in_late_binary_op for conversions to boolean.
27141 (store_init_value): Update call to digest_init.
27142 (digest_init): Take new parameter null_pointer_constant. Do not
27143 call decl_constant_value_for_broken_optimization. pedwarn for
27144 initializers not constant expressions. Update calls to
27145 convert_for_assignment.
27146 (constructor_nonconst): New.
27147 (struct constructor_stack): Add nonconst element.
27148 (really_start_incremental_init, push_init_level, pop_init_level):
27149 Handle constructor_nonconst and nonconst element.
27150 (set_init_index): Call constant_expression_warning for array
27152 (output_init_element): Fold value. Set constructor_nonconst as
27153 applicable. pedwarn for initializers not constant expressions.
27154 Update call to digest_init. Call constant_expression_warning
27155 where constant initializers are required.
27156 (process_init_element): Use c_save_expr.
27157 (c_finish_goto_ptr): Fold expression.
27158 (c_finish_return): Fold return value. Update call to
27159 convert_for_assignment.
27160 (c_start_case): Fold switch expression.
27161 (c_process_expr_stmt): Fold expression.
27162 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
27163 ensure statement expression is not evaluated in constant expression.
27164 (build_binary_op): Track whether results are integer constant
27165 expressions or may occur in such, disable folding and wrap results
27166 as applicable. Fold operands for -Wsign-compare warnings unless
27168 (c_objc_common_truthvalue_conversion): Handle results folded to
27169 integer constants that are not integer constant expressions.
27170 * doc/extend.texi: Document when typeof operands are evaluated,
27171 that condition of __builtin_choose_expr is an integer constant
27172 expression, and more about use of __builtin_constant_p in
27175 2009-03-29 Richard Guenther <rguenther@suse.de>
27177 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
27178 propagate addresses of array references.
27180 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
27182 * regmove.c (perhaps_ends_bb_p): Remove.
27183 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
27184 from INSN and check that the main loop stays within that basic block.
27185 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
27186 (regmove_forward_pass): Split out from regmove_optimize. Use
27187 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
27188 (regmove_backward_pass): Split out from regmove_optimize. Use
27189 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
27190 (regmove_optimize): Simplify.
27192 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27195 * config/i386/i386.c (classify_argument): Ignore flexible array
27196 member in struct and warn ABI change.
27198 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
27200 * config/i386/i386-protos.h (ix86_agi_dependent): New.
27202 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
27203 (ix86_adjust_cost): Updated.
27205 2009-03-29 Jan Hubicka <jh@suse.cz>
27207 PR middle-end/28850
27208 * tree-pass.h (pass_cleanup_eh): New function.
27209 (remove_unreachable_regions): Break code handling RTL
27210 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
27211 that can not be reached by runtime.
27212 (can_be_reached_by_runtime): New function.
27213 (label_to_region_map): New function.
27214 (num_eh_regions): New function.
27215 (rtl_remove_unreachable_regions): New function.
27216 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
27217 (remove_eh_region): New function.
27218 * except.h: Include sbitmap and vecprim.
27219 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
27220 num_eh_regions): Declare.
27221 * passes.c (init_optimization_passes): Schedule cleanup_eh.
27222 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
27223 * tree-eh.c (tree_remove_unreachable_handlers): New function.
27224 (tree_empty_eh_handler_p): New function.
27225 (cleanup_empty_eh): New function.
27226 (cleanup_eh): New function.
27227 (pass_cleanup_eh): New function.
27229 2009-03-29 Jan Hubicka <jh@suse.cz>
27231 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
27232 for removed regions.
27234 2009-03-29 Jan Hubicka <jh@suse.cz>
27236 * except.c (dump_eh_tree): Dump all datastructures.
27238 2009-03-29 Jan Hubicka <jh@suse.cz>
27240 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
27241 (duplicate_eh_regions_1): Likewise.
27242 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
27243 vector; call EH verification.
27244 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27245 Be ready for region being removed.
27247 2009-03-29 Jan Hubicka <jh@suse.cz>
27249 * bitmap.c (bitmap_last_set_bit): New function.
27250 * bitmap.h (bitmap_last_set_bit): Declare.
27252 2009-03-29 David Ayers <ayers@fsfe.org>
27255 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
27256 by calling objc_compare_types and surpress warnings about
27257 incompatible C pointers that are compatible ObjC pointers.
27259 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
27261 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
27262 call initialize_inline_failed.
27263 (initialize_inline_failed): Move it from here ...
27264 * cgraph.c (initialize_inline_failed): ... to here.
27265 (cgraph_create_edge): Call initialize_inline_failed rather than
27266 setting inline_failed directly.
27268 2009-03-29 Ben Elliston <bje@au.ibm.com>
27271 * sysv4.opt (msdata): Improve comment.
27272 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
27273 * sysv4.h (SVR4_ASM_SPEC): Likewise.
27275 2009-03-29 Ben Elliston <bje@au.ibm.com>
27278 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
27279 load and store attributes.
27281 2009-03-29 Ben Elliston <bje@au.ibm.com>
27283 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
27284 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
27285 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
27286 * doc/extend.texi (X86 Built-in Functions): Add index entries for
27287 __builtin_infq and __builtin_huge_valq.
27289 2009-03-28 Anatoly Sokolov <aesok@post.ru>
27291 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
27293 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27294 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
27296 2009-03-28 Xinliang David Li <davidxl@google.com>
27298 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
27299 (do_dbg_cnt): New function.
27301 2009-03-28 Jan Hubicka <jh@suse.cz>
27303 Merge from pretty-ipa:
27305 2009-03-27 Jan Hubicka <jh@suse.cz>
27307 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27308 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
27309 * passes.c (function_called_by_processed_nodes_p): New.
27310 * ipa-pure-const.c (check_call): Fix handling of operands.
27311 (analyze_function): Dump debug output for skipped bodies.
27312 (local_pure_const): Use function_called_by_processed_nodes_p.
27313 * dwarf2out.c (reference_to_unused): Use output.
27314 * passes.c (do_per_function_toporder): Likewise.
27316 2008-11-12 Jan Hubicka <jh@suse.cz>
27318 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
27319 * ipa-pure-const.c (funct_state_d): Add can throw field; make
27320 state_set_in_source enum
27321 (check_decl): Ignore memory tags; do not set fake looping flags;
27323 (check_operand, check_tree, check_rhs_var, check_lhs_var,
27324 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
27325 (check_call, analyze_function): Rewrite.
27327 (add_new_function): Update call of analyze_function.
27328 (generate_summary): Add call of analyze_function.
27329 (propagate): Propagate can_throw; handle state_set_in_source correctly.
27330 (local_pure_const): New function.
27331 (pass_local_pure_const): New pass.
27332 * ipa-inline.c (inline_transform): Set after_inlining.
27333 * tree-eh.c (stmt_can_throw_external): New.
27334 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
27335 work with aliasing built.
27336 * tree-flow.h (stmt_can_throw_external): New.
27337 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
27338 and local pure/const pass in early and late optimization queue.
27340 2009-03-28 Martin Jambor <mjambor@suse.cz>
27342 * fold-const.c (get_pointer_modulus_and_residue): New parameter
27344 (fold_binary): Allow function decl aligment consideration is the
27345 second argument is integer constant one.
27346 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
27347 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
27348 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
27350 2009-03-28 Jan Hubicka <jh@suse.cz>
27352 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
27353 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
27354 * function.h (rtl_data): Add nothrow flag.
27355 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
27356 set DECL_NOTHROW for AVAILABLE functions.
27358 2009-03-28 Jakub Jelinek <jakub@redhat.com>
27360 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
27361 following vector keyword has expansion starting with pixel or bool
27362 keyword, expand vector to __vector and pixel or bool to __pixel or
27366 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
27367 warn_if_disallowed_function_p): Removed.
27368 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
27369 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
27370 warning_if_disallowed_function_p.
27371 * flags.h (warn_if_disallowed_function_p,
27372 warn_disallowed_functions): Removed.
27373 * common.opt (Wdisallowed-function-list=): Removed.
27374 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
27376 2009-03-28 Richard Guenther <rguenther@suse.de>
27378 PR tree-optimization/38723
27379 * tree-ssa-pre.c (compute_avail): Add all default definitions to
27382 2009-03-28 Jan Hubicka <jh@suse.cz>
27384 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
27385 test introduced by my previous patch.
27387 2009-03-28 Richard Guenther <rguenther@suse.de>
27389 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
27390 the PHIs value undefined.
27392 2009-03-28 Jan Hubicka <jh@suse.cz>
27394 * tree-pass.h (pass_fixup_cfg): New pass.
27395 * ipa-inline.c (inline_transform): Set
27396 always_inline_functions_inlined/after_inlining.
27397 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
27398 (pass_fixup_cfg): New pass.
27399 * passes.c (init_optimization_passes): Add fixup_cfg.
27401 2009-03-28 Richard Guenther <rguenther@suse.de>
27403 PR tree-optimization/38458
27404 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
27405 argument use the arguments copy-of value.
27407 2009-03-28 Richard Guenther <rguenther@suse.de>
27409 PR tree-optimization/38180
27410 * tree-ssa-ccp.c (get_default_value): Simplify.
27411 (likely_value): Likewise.
27412 (surely_varying_stmt_p): Properly handle VOP case.
27413 (ccp_initialize): Likewise.
27414 (ccp_fold): Handle propagating through *&.
27415 (fold_const_aggregate_ref): Also handle decls.
27417 2009-03-28 Jan Hubicka <jh@suse.cz>
27419 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
27420 * cgraph.h (cgraph_node): Likewise.
27421 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
27422 (cgraph_reset_node): Use process flag.
27423 (cgraph_mark_functions_to_output): Likewise.
27424 (cgraph_expand_function): Likewise.
27425 (cgraph_expand_all_functions): Likewise.
27426 (cgraph_output_in_order): Likewise.
27427 * dwarf2out.c (reference_to_unused): Likewise.
27428 * passes.c do_per_function_toporder): Likewise.
27430 2009-03-28 Jan Hubicka <jh@suse.cz>
27432 Bring from lto-branch:
27434 2008-09-03 Doug Kwan <dougkwan@google.com>
27436 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
27437 enums instead of reason strings.
27438 * cgraph.c (cgraph_create_edge): Same.
27439 (cgraph_inline_failed_string): New function.
27440 * cgraph.h (cgraph_inline_failed_t): New enum type.
27441 (cgraph_inline_failed_string): New prototype.
27442 (struct cgraph_edge): Change type of INLINED_FAILED from constant
27443 char pointer to cgraph_inline_failed_t.
27444 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
27445 (cgraph_default_inline_p): Ditto.
27446 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
27447 to cgraph_inline_failed_t pointer.
27448 * cif-code.def: New file.
27449 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
27451 (cgraph_check_inline_limits): Change type of REASON to pointer to
27452 cgraph_inline_failed_t. Replace reason strings with enums.
27453 (cgraph_default_inline_p): Ditto.
27454 (cgraph_recursive_inlining_p): Ditto.
27455 (update_caller_keys): Change type of FAILED_REASON to
27456 cgraph_inline_failed_t.
27457 (cgraph_set_inline_failed): Change type of REASON to pointer to
27458 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
27459 convert enums to strings for text output.
27460 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
27461 to be of type cgraph_inline_failed_t. Replace reason strings with
27462 enums. Call cgraph_inline_failed_string to covert enums
27463 to strings for text output.
27464 (cgraph_decide_inlining): Replace reason strings with enums.
27465 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
27466 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
27468 * tree-inline.c (expand_call_inline): Change type of REASON
27469 to cgraph_inline_failed_t. Replace reason strings with enums.
27470 Call cgraph_inline_failed_string for text output.
27471 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
27474 2009-03-28 Jan Hubicka <jh@suse.cz>
27476 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
27477 cgraph_clone_node): Remove master clone handling.
27478 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27479 * cgraph.h (master_clone): Remove.
27480 (cgraph_is_master_clone, cgraph_master_clone): Remove.
27481 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
27482 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
27484 2009-03-28 Jan Hubicka <jh@suse.cz>
27486 * cgraph.c (cgraph_function_body_availability): Functions declared
27487 inline are always safe to assume that it is not going to be replaced.
27489 2009-03-28 Richard Guenther <rguenther@suse.de>
27491 PR tree-optimization/38513
27492 * tree-ssa-pre.c (eliminate): Remove redundant stores.
27493 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
27494 EXC_PTR_EXPR and FILTER_EXPR.
27495 (get_ref_from_reference_ops): Likewise.
27497 2009-03-28 Richard Guenther <rguenther@suse.de>
27499 PR tree-optimization/38968
27500 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
27501 Use FLOOR_MOD_EXPR to compute misalignment.
27503 2009-03-28 Richard Guenther <rguenther@suse.de>
27505 PR tree-optimization/37795
27506 * tree.h (combine_comparisons): Declare.
27507 * fold-const.c (combine_comparisons): Export.
27508 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
27510 (ifcombine_iforif): Use combine_comparisons.
27512 2009-03-28 Jan Hubicka <jh@suse.cz>
27514 * tree-eh.c (inlinable_call_p): New function.
27515 (make_eh_edges): Use it.
27516 (verify_eh_edges): Use it.
27517 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
27518 * except.c (reachable_next_level): Add inlinable_function argument
27519 (sjlj_find_directly_reachable_regions): Update.
27520 (add_reachable_handler): Do not set saw_any_handlers.
27521 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
27522 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
27523 Add new inlinable call parameter.
27524 (can_throw_internal, can_throw_external): Update.
27525 * except.h (can_throw_internal_1, can_throw_external_1,
27526 foreach_reachable_handler): Update declaration.
27528 2009-03-28 Joseph Myers <joseph@codesourcery.com>
27530 * config/arm/t-arm-coff, config/h8300/coff.h,
27531 config/i386/i386-aout.h, config/i386/i386-coff.h,
27532 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
27533 config/pdp11/2bsd.h, config/rs6000/aix41.h,
27534 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
27535 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
27536 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
27537 sys-types.h: Remove.
27538 * Makefile.in: Remove protoize and fixproto support and references
27540 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
27541 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
27543 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
27544 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
27545 unprotoize$(exeext).
27546 (rest.encap): Don't depend on $(STMP_FIXPROTO)
27547 (.PHONY): Don't depend on proto.
27548 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
27549 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
27550 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
27551 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
27552 build/gen-protos.o, build/scan.o, xsys-protos.h,
27553 build/fix-header$(build_exeext), build/fix-header.o,
27554 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
27555 stmp-install-fixproto): Remove.
27556 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
27557 SYSCALLS.c or fixproto files.
27558 (install-common): Don't install protoize.
27559 (install-headers-tar, install-headers-cpio, install-headers-cp):
27560 Don't depend on $(STMP_FIXPROTO).
27561 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
27562 install fixproto files or write out fixproto settings.
27563 (uninstall): Don't uninstall protoize.
27564 * config.gcc (use_fixproto): Remove.
27565 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
27566 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
27567 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
27568 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
27569 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
27570 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
27571 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
27572 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
27573 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
27574 * config/t-vxworks (STMP_FIXPROTO): Remove.
27575 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
27576 STMP_FIXPROTO): Remove.
27577 * config.in, configure: Regenerate.
27578 * crtstuff.c (gid_t, uid_t): Don't undefine.
27579 * doc/install.texi: Change m68k-coff to m68k-elf in example.
27580 (arm-*-coff, arm-*-aout: Remove target entries.
27581 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
27582 Remove mention of AIX 4.1.
27583 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
27584 * doc/invoke.texi (Running Protoize): Remove.
27585 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
27586 (Protoize Caveats): Remove.
27587 * tsystem.h: Update comments on headers assumed to exist.
27589 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
27591 * genautomata.c: Add a new year to the copyright. Add a new
27593 (struct insn_reserv_decl): Add comments for member bypass_list.
27594 (find_bypass): Remove.
27595 (insert_bypass): New.
27596 (process_decls): Use insert_bypass.
27597 (output_internal_insn_latency_func): Output all bypasses with the
27598 same input insn in one switch case.
27600 * rtl.def (define_bypass): Describe bypass choice.
27601 * doc/md.texi (define_bypass): Ditto.
27603 2009-03-27 Richard Guenther <rguenther@suse.de>
27605 * gimplify.c (mark_addressable): Export.
27606 * tree-flow.h (mark_addressable): Declare.
27607 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
27608 * tree-ssa.c (verify_phi_args): Verify that address taken
27609 variables have TREE_ADDRESSABLE set.
27611 2009-03-27 Richard Guenther <rguenther@suse.de>
27613 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
27614 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
27615 Do not mark decls TREE_ADDRESSABLE.
27616 (build_fold_addr_expr): Adjust.
27617 (fold_addr_expr): Remove.
27618 (fold_unary): Use build_fold_addr_expr.
27619 (fold_comparison): Likewise.
27620 (split_address_to_core_and_offset): Likewise.
27621 * coverage.c (tree_coverage_counter_addr): Mark the array decl
27623 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
27624 (gimplify_modify_expr_to_memcpy): Mark source and destination
27626 * omp-low.c (create_omp_child_function): Mark the object decl
27628 (lower_rec_input_clauses): Mark the var we take the address of
27630 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
27632 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27634 PR middle-end/39315
27635 * cfgexpand.c (expand_one_stack_var_at): Change alignment
27636 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
27638 2009-03-27 Richard Guenther <rguenther@suse.de>
27640 PR tree-optimization/39120
27641 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
27643 (handle_lhs_call): Process return constraints. Add escape
27644 constraints if necessary.
27645 (handle_const_call): Fill out return constraints. Make nested
27646 case more precise. Avoid consttmp if possible.
27647 (handle_pure_call): Fill out return constraints. Avoid
27648 callused if possible.
27649 (find_func_aliases): Simplify call handling.
27651 2009-03-27 Richard Guenther <rguenther@suse.de>
27653 PR tree-optimization/39120
27654 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
27655 as a representative.
27656 (solve_graph): Do propagate CALLUSED.
27657 (handle_pure_call): Use a scalar constraint from CALLUSED for
27659 (find_what_p_points_to): CALLUSED shall not appear in poins-to
27662 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27665 * c-common.c (handle_aligned_attribute): Properly check alignment
27666 overflow. Use (1U << i) instead of (1 << i).
27668 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
27670 * expr.h (get_mem_align_offset): Updated.
27672 * tree.h (tree_decl_common): Change align to "unsigned int" and
27673 move it before pointer_alias_set.
27675 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27676 Jakub Jelinek <jakub@redhat.com>
27679 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
27680 gr_register_operand with gr_reg_or_0_operand.
27681 (cmpxchg_rel_di): Likewise.
27682 (sync_lock_test_and_set<mode>): Likewise.
27684 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27686 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
27687 (true_regnum): Likewise.
27689 * rtlanal.c (subreg_info): Moved to ...
27690 * rtl.h (subreg_info): Here. New.
27691 (subreg_get_info): New.
27693 * rtlanal.c (subreg_get_info): Make it extern.
27695 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27698 * config/i386/i386.c (ix86_abi): New.
27699 (override_options): Handle -mabi=.
27700 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
27701 (ix86_call_abi_override): Likewise.
27702 (init_cumulative_args): Likewise.
27703 (function_arg_advance): Likewise.
27704 (function_arg_64): Likewise.
27705 (function_arg): Likewise.
27706 (ix86_pass_by_reference): Likewise.
27707 (ix86_function_value_regno_p): Likewise.
27708 (ix86_build_builtin_va_list_abi): Likewise.
27709 (setup_incoming_varargs_64): Likewise.
27710 (is_va_list_char_pointer): Likewise.
27711 (ix86_init_machine_status): Likewise.
27712 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
27713 (ix86_function_type_abi): Return enum calling_abi. Rewrite
27714 for 64bit. Replace DEFAULT_ABI with ix86_abi.
27715 (ix86_function_abi): Make it static and return enum calling_abi.
27716 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
27718 (ix86_fn_abi_va_list): Updated.
27720 * config/i386/i386.h (ix86_abi): New.
27721 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
27722 (CONDITIONAL_REGISTER_USAGE): Likewise.
27723 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
27724 (machine_function): Likewise.
27726 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
27728 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
27729 (STACK_BOUNDARY): Likewise.
27730 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
27732 * config/i386/i386.opt (mabi=): New.
27734 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
27735 return enum calling_abi.
27736 (ix86_function_type_abi): Likewise.
27737 (ix86_function_abi): Removed.
27739 * doc/invoke.texi: Document -mabi= option for x86.
27741 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27743 * builtins.c (real_dconstp): Delete.
27744 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
27746 2009-03-27 Dodji Seketeli <dodji@redhat.com>
27747 Jakub Jelinek <jakub@redhat.com>
27750 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
27751 (gen_subprogram_die): When a function is explicit, generate the
27752 DW_AT_explicit attribute.
27753 * langhooks.h (struct lang_hooks_for_decls): Add
27754 function_decl_explicit_p langhook.
27755 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
27756 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
27758 2009-03-27 Jakub Jelinek <jakub@redhat.com>
27760 * builtins.c (fold_builtin_memory_op): Optimize memmove
27761 into memcpy if we can prove source and destination don't overlap.
27763 * tree-inline.c: Include gt-tree-inline.h.
27764 (clone_fn_id_num): New variable.
27765 (clone_function_name): New function.
27766 (tree_function_versioning): Use it.
27767 * Makefile.in (GTFILES): Add tree-inline.c.
27769 2009-03-27 Mark Mitchell <mark@codesourcery.com>
27771 * BASE-VER: Change to 4.5.0.
27773 2009-03-27 Xinliang David Li <davidxl@google.com>
27775 PR tree-optimization/39557
27776 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
27778 2009-03-27 Xinliang David Li <davidxl@google.com>
27780 PR tree-optimization/39548
27781 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
27784 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27786 * c-common.c (pointer_int_sum): Use %wd on return from
27789 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
27791 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
27792 on return from tree_low_cst.
27794 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
27797 * ginclude/stdarg.h (va_copy): Define also for
27798 __GXX_EXPERIMENTAL_CXX0X__.
27800 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27803 * builtins.h (c_strlen): Do not warn here.
27804 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
27805 * c-common.c (pointer_int_sum): Take an explicit location.
27806 Warn about offsets out of bounds.
27807 * c-common.h (pointer_int_sum): Adjust declaration.
27809 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27811 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
27814 2009-03-26 Jakub Jelinek <jakub@redhat.com>
27817 * opts.c (warn_if_disallowed_function_p): Don't assume
27818 get_callee_fndecl must return non-NULL.
27820 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
27822 PR rtl-optimization/39522
27823 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
27824 when reg_reloaded_valid is set.
27826 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27828 * config/spu/divv2df3.c: New file.
27829 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
27830 (DPBIT_FUNCS): Filter out _div_df.
27832 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
27834 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
27835 a jump insn, count that jump in the distance to the loop start.
27837 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
27840 * config/sh/sh.c (calc_live_regs): Fix condition for global
27841 registers except PIC_OFFSET_TABLE_REGNUM.
27843 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
27846 * doc/invoke.texi (-mconsole): New.
27848 (-mno-cygwin): New.
27850 (-mnop-fun-dllimport): New.
27854 (sub section "i386 and x86-64 Windows Options"): New.
27856 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
27858 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
27859 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
27861 2009-03-25 Richard Guenther <rguenther@suse.de>
27863 PR middle-end/39497
27864 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
27867 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
27869 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
27870 neither of haifa/selective schedulers are working.
27872 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27874 * doc/invoke.texi (Debugging Options): Fix description of
27875 -fno-merge-debug-strings.
27877 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
27879 * config/cris/libgcc.ver: New version-script.
27880 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
27882 * configure.ac <GAS features, nop mnemonic>: Add pattern
27883 crisv32-*-* for "nop".
27884 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
27885 * configure: Regenerate.
27887 2009-03-24 Ira Rosen <irar@il.ibm.com>
27889 PR tree-optimization/39529
27890 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
27891 mark_sym_for_renaming for the tag copied to the new vector
27894 2009-03-24 Arthur Loiret <aloiret@debian.org>
27896 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
27897 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
27898 EXTRA_SPEC_FUNCTIONS.
27899 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
27900 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
27901 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
27902 -march and -mtune options.
27904 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
27906 * config/m68k/t-rtems: Add m5329 multilib.
27908 2009-03-24 Dodji Seketeli <dodji@redhat.com>
27909 Jakub Jelinek <jakub@redhat.com>
27912 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
27915 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27918 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
27919 instead of c_parser_expression_conv, if original_code isn't one of the
27920 4 allowed comparison codes, fail.
27922 2009-03-23 Richard Guenther <rguenther@suse.de>
27924 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
27925 * tree.h (struct tree_type): Likewise.
27926 * reload.h (struct insn_chain): Likewise.
27927 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
27928 * function.h (struct function): Likewise.
27929 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
27931 2009-03-23 Jakub Jelinek <jakub@redhat.com>
27933 PR tree-optimization/39516
27934 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
27936 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
27938 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
27939 should be set true if BITS_PER_WORD of target is bigger than 32
27941 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
27943 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
27944 Translate -B-options to -rpath-link. Correct existing
27945 rpath-link and conditionalize on !nostdlib.
27947 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27949 * doc/extend.texi (Function Attributes, Variable Attributes):
27951 * doc/invoke.texi (Debugging Options, Optimize Options)
27952 (i386 and x86-64 Options, MCore Options): Likewise.
27954 2009-03-20 Jakub Jelinek <jakub@redhat.com>
27957 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
27958 it for block local namespace aliases.
27959 (gen_decl_die): Pass context_die to gen_namespace_die.
27961 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27964 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
27965 minimum or maximum value.
27967 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
27969 * reginfo.c (globalize_reg): Recompute derived reg sets.
27971 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
27974 * libgcc2.c (mprotect): Do not use signed arguments for
27975 VirtualProtect, use DWORD arguments. Also fix the 'may
27976 be used uninitialized' warning for the np variable.
27978 2009-03-19 Jakub Jelinek <jakub@redhat.com>
27981 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
27982 functions using regparm calling conventions when not optimizing.
27983 (ix86_function_sseregparm): Similarly for sseregparm calling
27986 2009-03-19 Li Feng <nemokingdom@gmail.com>
27988 PR middle-end/39500
27989 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
27990 dependence if the first conflict is after niter iterations.
27992 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
27994 PR middle-end/38609
27995 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
27996 functions with dynamic stack-pointer adjustments.
27998 2009-03-19 Ben Elliston <bje@au.ibm.com>
28000 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
28001 option; change to -msdata=data.
28003 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28005 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
28008 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
28011 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
28013 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
28015 * doc/invoke.texi (Code Gen Options): Expand discussion of
28018 2009-03-18 Jakub Jelinek <jakub@redhat.com>
28020 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
28021 * matrix-reorg.c (struct matrix_info): Likewise.
28022 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
28023 * rtl.h (struct mem_attrs): Likewise.
28024 * df.h (struct df): Likewise.
28025 * tree-data-ref.h (struct data_dependence_relation): Likewise.
28026 * ira-int.h (struct ira_allocno): Likewise.
28027 * df-scan.c (struct df_collection_rec): Likewise.
28028 * ira.c (struct equivalence): Likewise.
28029 * function.c (struct temp_slot): Likewise.
28030 * cfgloop.h (struct loop): Likewise.
28033 * function.c (use_register_for_decl): When not optimizing, disregard
28034 register keyword for variables with types containing methods.
28036 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
28038 PR middle-end/39447
28039 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
28040 (is_simple_operand): Call contains_component_ref_p before calling data
28041 reference analysis that would fail on COMPONENT_REFs.
28043 * tree-vrp.c (search_for_addr_array): Fix formatting.
28045 2009-03-18 Richard Guenther <rguenther@suse.de>
28047 * tree-vect-transform.c (vect_loop_versioning): Fold the
28048 generated comparisons.
28049 * tree-vectorizer.c (set_prologue_iterations): Likewise.
28050 (slpeel_tree_peel_loop_to_edge): Likewise.
28052 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28054 PR middle-end/37805
28055 * opts.c (print_specific_help): In addition to `undocumented',
28056 accept `separate' and `joined' flags if passed alone. Describe
28057 output by the first matched one of those.
28058 (common_handle_option): Skip over empty strings.
28059 * gcc.c (display_help): Fix help string for `--help='.
28060 * doc/invoke.texi (Option Summary, Overall Options): With
28061 `--help=', classes and qualifiers can both be repeated, but
28062 only the latter can be negated. One should not pass only
28063 negated qualifiers. Fix markup and examples.
28066 2008-10-14 Jakub Jelinek <jakub@redhat.com>
28067 PR middle-end/37805
28068 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
28069 and -fhelp=separate.
28071 2009-03-17 Jing Yu <jingyu@google.com>
28073 PR middle-end/39378
28074 * function.h (struct rtl_data): Move is_thunk from here...
28075 (struct function): ...to here.
28076 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
28077 * varasm.c (assemble_start_function): Change is_thunk from crtl to
28079 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
28081 (alpha_does_function_need_gp, alpha_start_function): Likewise.
28082 (alpha_output_function_end_prologue): Likewise.
28083 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
28084 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
28085 (rs6000_output_function_epilogue): Likewise.
28086 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
28088 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
28091 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
28092 from different units in a single alternative.
28093 (*truncdfsf_i387): Ditto.
28094 (*truncxfsf2_mixed): Ditto.
28095 (*truncxfdf2_mixed): Ditto.
28097 2009-03-17 Jakub Jelinek <jakub@redhat.com>
28099 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
28100 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
28103 * tree-ssa-live.c (remove_unused_locals): Don't remove local
28104 unused non-artificial variables when not optimizing.
28107 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
28108 DW_TAG_imported_module even if decl is IMPORTED_DECL with
28109 NAMESPACE_DECL in its DECL_INITIAL.
28111 PR middle-end/39443
28112 * optabs.c (set_user_assembler_libfunc): New function.
28113 * expr.h (set_user_assembler_libfunc): New prototype.
28114 * c-common.c: Include libfuncs.h.
28115 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
28116 for memcmp, memset, memcpy, memmove and abort.
28117 * Makefile.in (c-common.o): Depend on libfuncs.h.
28120 * dwarf2out.c (gen_inlined_enumeration_type_die,
28121 gen_inlined_structure_type_die, gen_inlined_union_type_die,
28122 gen_tagged_type_instantiation_die): Removed.
28123 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
28126 2009-03-17 Janis Johnson <janis187@us.ibm.com>
28129 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
28131 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
28132 (check-parallel-%): Ditto.
28133 (check-consistency): Ditto.
28135 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
28137 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
28138 local variable rhs by NULL_TREE.
28140 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28143 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
28145 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28148 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
28150 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
28153 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
28154 for ms->sysv ABI calls only in 64bit mode.
28156 * config/i386/i386.md (untyped_call): Support 32bit.
28158 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
28160 * doc/extend.texi: Replace x86_65 with x86_64.
28162 2009-03-16 Jakub Jelinek <jakub@redhat.com>
28164 PR tree-optimization/39455
28165 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
28166 mismatches for POINTER_TYPE_P (type).
28167 (number_of_iterations_le): Likewise.
28169 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28171 * config/picochip/picochip.c: Removed profiling support.
28172 * config/picochip/picochip.md: Removed profiling instruction.
28173 * config/picochip/picochip.h: Removed profiling builtin.
28175 2009-03-16 Joseph Myers <joseph@codesourcery.com>
28177 * doc/install.texi (--with-host-libstdcxx): Document.
28179 2009-03-14 Anatoly Sokolov <aesok@post.ru>
28182 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
28183 generate a warning if the function name does not begin with
28184 "__vector" and the function has either the 'signal' or 'interrupt'
28185 attribute, from here to ...
28186 (avr_declare_function_name): ...here. New function.
28187 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
28188 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
28190 2009-03-14 Jakub Jelinek <jakub@redhat.com>
28193 * cse.c (fold_rtx): Don't modify original const_arg1 when
28194 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
28195 separate variable instead.
28196 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
28197 from out of range shift counts.
28198 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
28200 2009-03-13 Catherine Moore <clm@codesourcery.com>
28202 * config/i386/x-mingw32 (host-mingw32.o): Replace
28203 diagnostic.h with $(DIAGNOSTIC_H).
28205 2009-03-12 Jakub Jelinek <jakub@redhat.com>
28208 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
28210 * config/i386/sync.md (sync_compare_and_swap<mode>,
28211 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
28212 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
28214 (sync_double_compare_and_swapdi_pic,
28215 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
28216 cmpxchg8b_pic_memory_operand instead of just memory_operand.
28218 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28221 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
28223 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28226 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28227 (avx_addsubv4df3): Likewise.
28228 (*avx_addsubv4sf3): Likewise.
28229 (sse3_addsubv4sf3): Likewise.
28231 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
28234 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
28236 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
28239 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
28240 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
28241 registers for allocnos created from user-defined variables.
28243 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28246 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
28247 of non-integer mode as well.
28249 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
28251 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
28252 for functions for which the parameter types are unknown.
28254 2009-03-11 Jakub Jelinek <jakub@redhat.com>
28257 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
28258 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
28259 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
28260 * config/i386/i386.c (ix86_local_alignment): For
28261 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
28262 long long variables on the stack to avoid dynamic realignment.
28263 Allow the first argument to be a decl rather than type.
28264 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
28266 2009-03-11 Nick Clifton <nickc@redhat.com>
28269 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
28271 Add description to mno-lsim option.
28272 * config/mcore/mcore.h: Remove comment about deprecated m4align
28274 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
28275 * doc/invoke.texi: Add description of mno-lsim and
28276 mstack-increment options.
28278 * config/fr30/fr30.opt: Document the -mno-lsim option.
28279 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
28280 and -mno-lsim options.
28282 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28284 * fold-const.c (fold_comparison): Only call fold_inf_compare
28285 if the mode supports infinities.
28287 2009-03-11 Jason Merrill <jason@redhat.com>
28290 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
28291 end already did. Notice GIMPLE_CALL modifications of the result.
28292 Don't copy debug information from an ignored decl or a decl from
28295 2009-03-10 Richard Guenther <rguenther@suse.de>
28296 Nathan Froyd <froydnj@codesourcery.com>
28298 PR middle-end/37850
28299 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
28300 (__divMODE3): Likewise.
28302 2009-03-09 Jakub Jelinek <jakub@redhat.com>
28304 PR tree-optimization/39394
28305 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
28306 DECL_SIZE_UNIT of variable length FIELD_DECLs.
28308 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28310 * recog.c (verfiy_changes): Disallow renaming of hard regs in
28311 inline asms for register asm ("") declarations.
28313 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
28315 * fold-const.c (fold_unary): Fix comment.
28317 2009-03-07 Jan Hubicka <jh@suse.cz>
28320 * tree-inline.c (setup_one_parameter): Do replacement of const
28321 argument by constant in SSA form.
28323 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28325 PR middle-end/38028
28326 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
28327 determine alignment passed to assign_stack_local.
28328 (assign_parms_unsplit_complex): Likewise.
28329 * except.c (sjlj_build_landing_pads): Likewise.
28331 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28333 PR middle-end/39360
28334 * tree-flow.h (add_referenced_var): Return bool instead of void.
28335 * tree-dfa.c (add_referenced_var): Return result of
28336 referenced_var_check_and_insert call.
28337 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
28338 of referenced_var_check_and_insert.
28341 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
28342 (gen_variable_die): Emit DW_AT_location on abstract static variable's
28343 DIE, don't emit it if abstract origin already has it.
28344 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
28345 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
28347 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
28349 * genpreds.c (needs_variable): Fix parentheses at variable name
28351 (write_tm_constrs_h): Indent generated code.
28353 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
28355 * doc/extend.texi (Function Attributes): Add documentation
28356 for isr attributes.
28358 2009-03-06 Jakub Jelinek <jakub@redhat.com>
28361 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
28362 take locus from its DECL_SOURCE_LOCATION instead of input_location.
28364 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
28366 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
28369 2009-03-05 Jakub Jelinek <jakub@redhat.com>
28372 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
28373 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
28375 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
28377 * config/i386/i386.md (R8_REG, R9_REG): New constants.
28378 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
28379 constants instead of magic numbers.
28380 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
28382 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
28383 (x86_64_ms_abi_int_parameter_registers): Ditto.
28384 (x86_64_int_return_registers): Ditto.
28385 (ix86_maybe_switch_abi): Ditto.
28386 (ix86_expand_call): Ditto for clobbered_registers array.
28387 (ix86_hard_regno_mode_ok): Ditto.
28388 (x86_extended_QIreg_mentioned_p): Ditto.
28390 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
28392 PR tree-optimization/39349
28393 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
28395 * combine.c (gen_lowpart_for_combine): Use omode when generating
28398 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
28400 PR rtl-optimization/39235
28401 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
28403 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28405 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
28407 2009-03-04 Richard Guenther <rguenther@suse.de>
28409 PR tree-optimization/39362
28410 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
28411 that occur in abnormal PHIs should be varying.
28413 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
28415 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
28417 (simple_iv): Take loop as an argument instead of statement.
28418 * tree-scalar-evolution.h (simple_iv): Declaration changed.
28419 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
28421 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
28423 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
28424 * matrix-reorg.c (analyze_transpose): Ditto.
28425 * tree-data-ref.c (dr_analyze_innermost): Ditto.
28426 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
28427 * tree-predcom.c (ref_at_iteration): Ditto.
28428 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
28430 2009-03-04 Richard Guenther <rguenther@suse.de>
28432 PR tree-optimization/39358
28433 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
28434 escaped_id and callused_id.
28435 (solve_graph): Likewise.
28437 2009-03-04 Richard Guenther <rguenther@suse.de>
28439 PR tree-optimization/39339
28440 * tree-sra.c (try_instantiate_multiple_fields): Make it
28441 no longer ICE on the above.
28443 2009-03-03 Joseph Myers <joseph@codesourcery.com>
28445 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
28446 that fits within Pmode.
28448 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28450 PR middle-end/10109
28451 * tm.texi (LIBCALL_VALUE): Update description.
28453 2009-03-03 Steve Ellcey <sje@cup.hp.com>
28455 PR middle-end/34443
28456 * doc/extend.texi (section): Update description.
28458 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
28460 PR middle-end/39345
28461 * tree-inline.c (remapped_type): New.
28462 (can_be_nonlocal): Call remapped_type instead of remap_type.
28464 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28467 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
28468 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
28470 2009-03-03 Richard Guenther <rguenther@suse.de>
28472 PR middle-end/39272
28473 * tree.c (tree_nonartificial_location): New function.
28474 * tree.h (tree_nonartificial_location): Declare.
28475 * builtins.c (expand_builtin_memory_chk): Provide location
28476 of the call location for artificial function pieces.
28477 (maybe_emit_chk_warning): Likewise.
28478 (maybe_emit_sprintf_chk_warning): Likewise.
28479 (maybe_emit_free_warning): Likewise.
28480 * expr.c (expand_expr_real_1): Likewise.
28482 2009-03-03 Jakub Jelinek <jakub@redhat.com>
28484 PR tree-optimization/39343
28485 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
28486 COMPONENT_REF t has ARRAY_TYPE.
28488 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
28490 PR middle-end/39335
28491 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
28492 when the type precision of the induction variable should be
28493 larger than the type precision of nit.
28494 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
28495 * graphite.c (graphite_loop_normal_form): Same.
28496 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
28498 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28500 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
28501 (*call_1_rex64_ms_sysv): Use named constants instead of magic
28502 numbers to describe clobbered registers.
28503 (*call_value_0_rex64_ms_sysv): Ditto.
28504 * config/i386/mmx.md (mmx_emms): Ditto.
28505 (mmx_femms): Ditto.
28507 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
28509 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
28512 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
28514 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
28515 (spu_section_type_flags): New function.
28517 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
28519 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
28520 reg_class_contents of FLOAT_REGS into a temporary.
28522 2009-03-02 Richard Guenther <rguenther@suse.de>
28523 Ira Rosen <irar@il.ibm.com>
28525 PR tree-optimization/39318
28526 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
28527 information to the vectorized statement.
28529 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
28531 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
28532 variable. Use defined names instead of magic constants for REX SSE
28535 2009-03-01 Richard Guenther <rguenther@suse.de>
28537 PR tree-optimization/39331
28538 * omp-low.c (lower_send_shared_vars): Do not receive new
28539 values for the reference of DECL_BY_REFERENCE parms or results.
28541 2009-03-01 Jan Hubicka <jh@suse.cz>
28544 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
28545 BLOCK_NONLOCALIZED_VAR): New macros.
28546 (tree_block): Add nonlocalized_vars.
28547 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
28548 gen_decl_die): Add origin argument. Allow generation of die with
28549 origin at hand only.
28550 (gen_member_die, gen_type_die_with_usage, force_decl_die,
28551 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
28553 (gen_block_die): Fix checking for unused blocks.
28554 (process_scope_var): Break out from .... ; work with origins only.
28555 (decls_for_scope) ... here; process nonlocalized list.
28556 (dwarf2out_ignore_block): Look for nonlocalized vars.
28557 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
28559 (dump_scope_block): Dump them.
28560 * tree-inline.c (remap_decls): Handle nonlocalized vars.
28561 (remap_block): Likewise.
28562 (can_be_nonlocal): New predicate.
28563 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
28565 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28567 * configure: Regenerate.
28569 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28571 * optc-gen.awk: No need to duplicate option flags twice.
28572 Reuse help texts for duplicate options which do not have any.
28574 * gcc.c (display_help): Document --version.
28576 * gcc.c (main): If print_help_list and verbose_flag, ensure
28577 driver output comes before subprocess output.
28579 * optc-gen.awk: Assign all remaining fields to help string,
28580 space-separated, for multi-line help in *.opt.
28582 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
28583 -Wno-pedantic-ms-format is for MinGW targets only.
28585 * doc/options.texi (Option file format): Fix bad indentation,
28586 restoring dropped sentence.
28588 2009-02-28 Jan Hubicka <jh@suse.cz>
28590 * tree-inline.c (tree_function_versioning): Output debug info.
28592 2009-02-28 Jan Hubicka <jh@suse.cz>
28595 * tree-inline.c (setup_one_parameter): Do not copy propagate
28596 arguments when not optimizing.
28598 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
28601 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
28602 (avx_addsubv4df3): Likewise.
28603 (*avx_addsubv4sf3): Likewise.
28604 (sse3_addsubv4sf3): Likewise.
28605 (*avx_addsubv2df3): Likewise.
28606 (sse3_addsubv2df3): Likewise.
28607 (avx_unpckhps256): Correct item selectors.
28608 (avx_unpcklps256): Likewise.
28609 (avx_unpckhpd256): Likewise.
28610 (avx_unpcklpd256): Likewise.
28612 2009-02-28 Jan Hubicka <jh@suse.cz>
28614 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
28616 (copy_arguments_for_versioning): If var is declared don't declare it.
28617 (tree_function_versioning): First setup substitutions and then copy
28620 2009-02-27 Jan Hubicka <jh@suse.cz>
28623 * cgraph.h (varpool_output_debug_info): Remove.
28624 * cgraphunit.c (varpool_output_debug_info): Remove.
28625 * dwarf2out.c (deferred_locations_struct): New struct
28626 (deferred_locations): New type.
28627 (deferred_locations_list): New static var.
28628 (deffer_location): New function.
28629 (gen_variable_die): Use it.
28630 (decls_for_scope): Output info on local static vars.
28631 (dwarf2out_finish): Process deferred locations.
28632 * varpool.c (varpool_output_debug_info): Remove.
28634 2009-02-27 Jan Hubicka <jh@suse.cz>
28637 * tree.h (TREE_PROTECTED): Fix comment.
28638 (BLOCK_HANDLER_BLOCK): Remove.
28639 (struct tree_block): Remove handler_block add body_block.
28640 (inlined_function_outer_scope_p): New.
28641 (is_body_block): Remove.
28642 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
28643 * dwarf2out.c (is_inlined_entry_point): Remove.
28644 (add_high_low_attributes): Use inlined_function_outer_scope_p.
28645 (gen_block_die): Use is_inlined_entry_point check. Remove body block
28647 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
28648 * gimplify.c (gimplify_expr): Gimplify body blocks.
28649 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
28650 block with multiple subblocks.
28651 (dump_scope_block): Prettier output; dump more flags and info.
28652 (dump_scope_blocks): New.
28653 (remove_unused_locals): Use dump_scope_blocks.
28654 * tree-flow.h (dump_scope_blocks): Declare.
28655 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
28656 * stmt.c (is_body_block): Remove.
28657 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
28658 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
28660 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
28662 PR middle-end/39308
28663 * graphite.c (graphite_loop_normal_form): Do not call
28664 number_of_iterations_exit from a gcc_assert.
28666 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
28668 * config/s390/s390.c (s390_swap_cmp): Look for conditional
28669 jumps if COND is NULL.
28670 (find_cond_jump): New function.
28671 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
28672 * config/s390/s390.md: Remove z10_cobra attribute value.
28674 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
28676 * config/alpha/alpha.h (alpha_expand_mov): Return false if
28677 force_const_mem returns NULL_RTX.
28679 2009-02-26 Jan Hubicka <jh@suse.cz>
28682 * cgraph.h (varpool_output_debug_info): Remove.
28683 * cgraphunit.c (varpool_output_debug_info): Remove.
28684 * dwarf2out.c (deferred_locations_struct): New struct
28685 (deferred_locations): New type.
28686 (deferred_locations_list): New static var.
28687 (deffer_location): New function.
28688 (gen_variable_die): Use it.
28689 (decls_for_scope): Output info on local static vars.
28690 (dwarf2out_finish): Process deferred locations.
28691 * varpool.c (varpool_output_debug_info): Remove.
28693 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
28695 PR rtl-optimization/39241
28696 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
28697 to subreg_offset_representable_p.
28699 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28701 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
28702 execute function prototype. Get f and nregs from max_reg_num
28703 and get_insns. Remove the first backward pass as it's dead,
28704 guard the forward pass by flag_expensive_optimizations.
28705 (rest_of_handle_regmove): Delete.
28706 (pass_regmove): Replace it with regmove_optimize.
28708 2009-02-25 Martin Jambor <mjambor@suse.cz>
28710 PR tree-optimization/39259
28711 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
28712 calls_alloca function flags.
28713 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
28714 calls are detected.
28716 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
28718 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
28719 flags_set_1_rtx, flags_set_1_set): Delete.
28720 (regmove_optimize): Do not call mark_flags_life_zones.
28722 2009-02-24 Julian Brown <julian@codesourcery.com>
28725 * config/arm/arm.c (require_pic_register): Only set
28726 cfun->machine->pic_reg once per function.
28728 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
28730 * doc/invoke.texi (Link Options): Document an easier way to pass
28731 options that take arguments to the GNU linker using -Xlinker and -Wl.
28733 2009-02-24 Steve Ellcey <sje@cup.hp.com>
28736 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
28738 2009-02-24 Richard Guenther <rguenther@suse.de>
28741 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
28743 2009-02-24 Richard Guenther <rguenther@suse.de>
28744 Zdenek Dvorak <ook@ucw.cz>
28746 PR tree-optimization/39233
28747 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
28748 from converting them to a generic type.
28750 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
28752 PR tree-optimization/39260
28753 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
28754 contains a condition with a real type.
28755 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
28757 2009-02-23 Jason Merrill <jason@redhat.com>
28760 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
28761 narrowing_initializer_constant_valid_p.
28762 (narrowing_initializer_constant_valid_p): Don't return
28763 null_pointer_node for adding a pointer to itself.
28765 2009-02-23 Jan Hubicka <jh@suse.cz>
28768 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
28771 2009-02-23 Jan Hubicka <jh@suse.cz>
28773 PR tree-optimization/37709
28774 * tree.c (block_ultimate_origin): Move here from dwarf2out.
28775 * tree.h (block_ultimate_origin): Declare.
28776 * dwarf2out.c (block_ultimate_origin): Move to tree.c
28777 * tree-ssa-live.c (remove_unused_scope_block_p):
28778 Eliminate blocks containig no instructions nor live variables nor
28780 (dump_scope_block): New function.
28781 (remove_unused_locals): Enable removal of dead blocks by default;
28782 enable dumping at TDF_DETAILS.
28784 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28786 * config/i386/i386.c (classify_argument): Don't allow COImode
28788 (function_arg_advance_32): Don't allow OImode.
28789 (function_arg_32): Likewise.
28790 (function_value_32): Likewise.
28791 (return_in_memory_32): Likewise.
28792 (function_arg_64): Remove OImode comment.
28794 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28797 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
28798 ix86_expand_vector_set for V4DImode in 64bit mode only.
28799 (ix86_expand_vector_init_one_var): Likewise.
28801 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
28803 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
28805 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28808 * loop-iv.c: Revert last change.
28809 * emit-rtl.c: Likewise.
28811 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
28814 * config/i386/i386.c (type_natural_mode): Remove an extra
28815 space in the warning message.
28816 (function_value_32): Handle 32-byte vector modes.
28817 (return_in_memory_32): Likewise.
28819 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
28821 * loop-iv.c (truncate_value): New function.
28822 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
28824 (lowpart_subreg): Move to...
28825 * emit-rtl.c: ...here.
28827 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
28829 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
28830 accidental and undocumented change at revision 140860.
28832 2009-02-21 Joseph Myers <joseph@codesourcery.com>
28834 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
28835 take gimple_seq * arguments.
28836 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
28837 types_compatible_p langhook.
28839 2009-02-20 Mark Mitchell <mark@codesourcery.com>
28840 Joseph Myers <joseph@codesourcery.com>
28842 * config/arm/arm.c (arm_builtin_va_list): New function.
28843 (arm_expand_builtin_va_start): Likewise.
28844 (arm_gimplify_va_arg_expr): Likewise.
28845 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
28846 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
28847 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
28848 (va_list_type): New variable.
28849 (arm_mangle_type): Mangle va_list_type appropriately.
28851 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28853 PR middle-end/39157
28854 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
28855 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
28856 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
28857 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
28858 parameter to 1000 for -O1 by default.
28859 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
28861 * loop-invariant.c: Include params.h.
28862 (move_loop_invariants): Don't call move_single_loop_invariants on
28865 2009-02-20 Jaka Mocnik <jaka@xlab.si>
28867 * calls.c (emit_library_call_value_1): Use slot_offset instead of
28868 offset when calculating bounds for indexing stack_usage_map. Fixes
28869 a buffer overflow with certain target setups.
28871 2009-02-20 Jakub Jelinek <jakub@redhat.com>
28874 * calls.c (expand_call): Clear try_tail_call if caller and callee
28875 disagree in promotion of function return value.
28877 2009-02-19 Jakub Jelinek <jakub@redhat.com>
28880 * c-common.c (c_determine_visibility): If visibility changed and
28881 DECL_RTL has been already set, call make_decl_rtl to update symbol
28884 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
28887 * varasm.c (assemble_variable): Don't check DECL_NAME when
28888 globalizing a variable.
28890 2009-02-19 Joseph Myers <joseph@codesourcery.com>
28893 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
28894 expression before any __builtin_trap call.
28895 * c-typeck.c (build_function_call): Convert and check function
28896 arguments before generating a call to a trap. Evaluate the
28897 function arguments before the trap.
28899 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
28902 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
28903 (UNSPEC_FXAM_MEM): New unspec.
28904 (fxam<mode>2_i387_with_temp): New insn and split pattern.
28905 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
28906 memory using fxam<mode>2_i387_with_temp to remove excess precision.
28908 2009-02-19 Richard Guenther <rguenther@suse.de>
28910 PR tree-optimization/39207
28911 PR tree-optimization/39074
28912 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
28913 storedanything_tree): New.
28914 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
28915 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
28916 (build_succ_graph): Add edges from STOREDANYTHING to all
28918 (init_base_vars): Initialize STOREDANYTHING.
28919 (compute_points_to_sets): Free substitution info after
28920 building the succ graph.
28921 (ipa_pta_execute): Likewise.
28923 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
28925 (do_ds_constraint): Do not add to special var or non-pointer
28927 (type_could_have_pointers): Split out from ...
28928 (could_have_pointers): ... here. For arrays use the element type.
28929 (create_variable_info_for): Initialize may_have_pointers.
28930 (new_var_info): Likewise.
28931 (handle_lhs_call): Make the HEAP variable unknown-sized.
28932 (intra_create_variable_infos): Use a type with pointers for
28933 PARM_NOALIAS, make it unknown-sized.
28935 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
28938 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
28940 2009-02-18 Jason Merrill <jason@redhat.com>
28943 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
28944 value if DECL_EXTERNAL.
28945 * tree-sra.c (sra_walk_gimple_assign): Likewise.
28946 * target.h (gcc_target::binds_local_p): Clarify "module".
28947 * tree.h (TREE_PUBLIC): Clarify "module".
28949 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
28952 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
28953 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
28955 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
28958 * c.opt (Wabi): Support C and ObjC.
28961 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
28963 * config/i386/i386.c (classify_argument): Warn once about the ABI
28964 change when passing union with long double.
28966 * doc/invoke.texi: Update -Wabi for warning psABI changes.
28968 2009-02-18 Joseph Myers <joseph@codesourcery.com>
28971 * c-parser.c (c_parser_compound_statement): Always enter and leave
28974 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28977 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
28979 2009-02-18 Jakub Jelinek <jakub@redhat.com>
28981 PR tree-optimization/36922
28982 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
28983 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
28986 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28988 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
28991 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28993 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
28995 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
28997 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
29000 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
29001 Richard Sandiford <rdsandiford@googlemail.com>
29003 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
29004 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
29005 (loongson_biadd): ...this.
29007 2009-02-17 Richard Guenther <rguenther@suse.de>
29009 PR tree-optimization/39202
29010 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
29011 a var make sure to follow existing collapses.
29013 2009-02-17 Richard Guenther <rguenther@suse.de>
29015 PR middle-end/39214
29016 * langhooks.c (lhd_print_error_function): Check for NULL block.
29018 2009-02-17 Richard Guenther <rguenther@suse.de>
29020 PR tree-optimization/39204
29021 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
29024 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
29026 * config/soft-fp/double.h: Update from glibc CVS.
29028 2009-02-17 Richard Guenther <rguenther@suse.de>
29030 PR tree-optimization/39207
29031 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
29032 strict-aliasing warnings for pointers pointing to NULL.
29034 2009-02-16 Joseph Myers <joseph@codesourcery.com>
29037 * c-parser.c (c_parser_braced_init): Call pop_init_level when
29038 skipping until next close brace.
29040 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
29043 * config/i386/i386.c (ix86_expand_push): Set memory alignment
29044 to function argument boundary.
29046 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
29048 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
29049 in the lea_add. Reload eventually constraints it properly.
29050 * config/picochip/constraints.md: Remove the target constraint
29051 "b", since it is not needed anymore.
29053 2009-02-16 Jakub Jelinek <jakub@redhat.com>
29055 * gthr-dce.h: Uglify function parameter and local variable names.
29056 * gthr-gnat.h: Likewise.
29057 * gthr-mipssde.h: Likewise.
29058 * gthr-nks.h: Likewise.
29059 * gthr-posix95.h: Likewise.
29060 * gthr-posix.h: Likewise.
29061 * gthr-rtems.h: Likewise.
29062 * gthr-single.h: Likewise.
29063 * gthr-solaris.h: Likewise.
29064 * gthr-tpf.h: Likewise.
29065 * gthr-vxworks.h: Likewise.
29066 * gthr-win32.h: Likewise.
29068 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
29071 * config/i386/i386.md: Restrict the new peephole2 to move
29072 between MMX/SSE registers.
29074 2009-02-15 Richard Guenther <rguenther@suse.de>
29077 2009-02-13 Richard Guenther <rguenther@suse.de>
29079 * configure.ac: Enable LFS.
29080 * configure: Re-generate.
29081 * config.in: Likewise.
29083 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29085 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
29086 spu_srqwbyte, spu_srqwbytebc): Define.
29087 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
29088 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
29089 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
29090 "shrqby_<mode>"): New insn-and-split patterns.
29091 * config/spu/spu.c (expand_builtin_args): Determine and return
29092 number of operands using spu_builtin_description data.
29093 (spu_expand_builtin_1): Use it.
29095 2009-02-13 Steve Ellcey <sje@cup.hp.com>
29098 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
29101 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29104 * config/i386/i386.c (override_options): Correct warning
29105 messages for -malign-loops, -malign-jumps and -malign-functions.
29107 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29110 * config/i386/i386.md: Restrict the new peephole2 to move
29111 between the general purpose registers.
29113 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
29116 * config/i386/i386.c (type_natural_mode): Add a new argument.
29117 Return the original mode and warn ABI change if vector size is 32byte.
29118 (function_arg_advance): Updated.
29119 (function_arg): Likewise.
29120 (ix86_function_value): Likewise.
29121 (ix86_return_in_memory): Likewise.
29122 (ix86_sol10_return_in_memory): Likewise.
29123 (ix86_gimplify_va_arg): Likewise.
29124 (function_arg_32): Don't warn ABX ABI change here.
29125 (function_arg_64): Likewise.
29127 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
29129 * loop-iv.c (implies_p): In the final case, test that operands 0
29130 of the two comparisons match.
29132 * config/bfin/bfin.c (find_prev_insn_start): New function.
29133 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
29134 (find_next_insn_start): Move.
29136 2009-02-13 Richard Guenther <rguenther@suse.de>
29138 * configure.ac: Enable LFS.
29139 * configure: Re-generate.
29140 * config.in: Likewise.
29142 2009-02-13 Joseph Myers <joseph@codesourcery.com>
29145 * c-parser.c (c_parser_parms_list_declarator): Discard pending
29146 sizes on syntax error after some arguments have been parsed.
29148 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29150 * doc/invoke.texi (-fira): Remove.
29152 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29154 * caller-save.c: Replace regclass.c with reginfo.c in comments.
29155 * recog.c: Likewise.
29158 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
29160 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
29161 (umul_ppmm): Likewise.
29162 (count_leading_zeros): Likewise.
29163 (count_trailing_zeros): Likewise.
29164 (UMUL_TIME): Likewise.
29166 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29168 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
29169 soft-fp/t-softfp to tmake_file.
29171 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
29172 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
29173 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
29174 IA64_BUILTIN_INFQ]: New.
29175 (ia64_init_builtins): Initialize __builtin_infq,
29176 __builtin_fabsq and __builtin_copysignq if not HPUX.
29177 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
29178 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
29180 * config/ia64/lib1funcs.asm (__divtf3): Define only if
29182 (__fixtfti): Likewise.
29183 (__fixunstfti): Likewise.
29184 (__floattitf): Likewise.
29186 * config/ia64/libgcc-glibc.ver: New.
29187 * config/ia64/t-fprules-softfp: Likewise.
29188 * config/ia64/sfp-machine.h: Likewise.
29190 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
29191 (LIBGCC2_TF_CEXT): Likewise.
29192 (TF_SIZE): Likewise.
29193 (TARGET_INIT_LIBFUNCS): Likewise.
29195 * config/ia64/t-glibc (SHLINB_MAPFILES):
29196 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
29198 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
29200 * config/i386/i386.c (construct_container): Rewrite processing
29201 BLKmode with X86_64_SSE_CLASS.
29203 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
29206 * config/i386/i386.md: Replace simplify_replace_rtx with
29207 replace_rtx in the new peephole2.
29209 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
29211 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
29212 loop unrolling do not happen at -O2.
29214 2009-02-12 Michael Matz <matz@suse.de>
29216 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
29218 2009-02-12 Jakub Jelinek <jakub@redhat.com>
29220 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
29223 2009-02-12 Ben Elliston <bje@au.ibm.com>
29225 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
29226 patterns when updating the back chain. Missed in the 2009-02-10
29229 2009-02-11 Janis Johnson <janis187@us.ibm.com>
29231 * doc/extend.texi (Decimal Floating Types): Update identifier of
29232 draft TR and list of missing support.
29234 2009-02-11 Jakub Jelinek <jakub@redhat.com>
29236 PR middle-end/39154
29237 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
29238 bit to variable length decl's flags, add it also to its
29239 pointer replacement variable.
29241 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
29242 Jakub Jelinek <jakub@redhat.com>
29245 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
29246 (memory_blockage): New expander.
29247 (*memory_blockage): New insn pattern.
29248 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
29249 instead of general blockage at the end of function prologue when
29250 frame pointer is used to access red zone area. Do not emit blockage
29251 when profiling, it is emitted in generic code.
29252 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
29253 function epilogue when frame pointer is used to access red zone area.
29255 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
29258 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
29259 by arithmetic with memory operands.
29260 * config/i386/predicates.md (commutative_operator): New.
29262 2009-02-10 Janis Johnson <janis187@us.ibm.com>
29264 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
29267 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
29269 * alias.h (record_alias_subset): Declare.
29270 * alias.c (record_alias_subset): Make global.
29272 2009-02-10 Nick Clifton <nickc@redhat.com>
29274 * tree-parloops.c: Change license to GPLv3.
29275 * ipa-struct-reorg.c: Change license to GPLv3.
29276 * ipa-struct-reorg.h: Change license to GPLv3.
29278 2009-02-10 Steve Ellcey <sje@cup.hp.com>
29281 * c-decl.c (start_struct): Return NULL on error.
29283 2009-02-10 Jakub Jelinek <jakub@redhat.com>
29285 PR middle-end/39124
29286 * cfgloopmanip.c (remove_path): Call remove_bbs after
29287 cancel_loop_tree, not before it.
29290 * function.h (struct function): Add has_local_explicit_reg_vars bit.
29291 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
29292 VAR_DECLs were seen.
29293 * tree-ssa-live.c (remove_unused_locals): Recompute
29294 cfun->has_local_explicit_reg_vars.
29295 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
29296 copies or clearings if cfun->has_local_explicit_reg_vars.
29298 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
29301 * config/i386/i386.c (expand_prologue): Emit blockage at the end
29302 of function prologue when frame pointer is used to access
29305 2009-02-10 Richard Guenther <rguenther@suse.de>
29307 PR middle-end/39127
29308 * gimplify.c (gimple_regimplify_operands): Always look if
29309 we need to create a temporary.
29311 2009-02-10 Richard Guenther <rguenther@suse.de>
29313 PR tree-optimization/39132
29314 * tree-loop-distribution.c (todo): New global var.
29315 (generate_memset_zero): Trigger TODO_rebuild_alias.
29316 (tree_loop_distribution): Return todo.
29318 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
29321 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
29322 (x86_64_reg_class_name): Removed.
29323 (classify_argument): Return 0 if bytes > 32. Return 0 if the
29324 first one isn't X86_64_SSE_CLASS or any other ones aren't
29325 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
29326 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
29327 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
29328 and 3 X86_64_SSEUP_CLASS.
29329 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
29330 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
29332 2009-02-10 Ben Elliston <bje@au.ibm.com>
29334 * config/rs6000/rs6000.md (allocate_stack): Always use an update
29335 form instruction to update the stack back chain word, even if the
29336 user has disabled the generation of update instructions.
29337 (movdi_<mode>_update_stack): New.
29338 (movsi_update_stack): Likewise.
29339 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
29340 always use an update form instruction to update the stack back
29343 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
29345 PR middle-end/38953
29346 * graphite.c (if_region_set_false_region): After moving a region in
29347 the false branch of a condition, remove the empty dummy basic block.
29348 (gloog): Remove wrong fix for PR38953.
29350 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
29352 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
29353 generation due to implicit sign extension.
29355 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
29357 PR middle-end/38981
29358 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
29359 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
29361 2009-02-09 Richard Guenther <rguenther@suse.de>
29363 PR middle-end/35202
29364 * convert.c (convert_to_real): Disable (float)fn((double)x)
29365 to fnf(x) conversion if errno differences may occur and
29366 -fmath-errno is set.
29368 2009-02-07 Anatoly Sokolov <aesok@post.ru>
29370 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
29371 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
29372 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
29374 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29377 * c-common.c (handle_alias_attribute): Disallow attribute for
29378 anything not a FUNCTION_DECL or VAR_DECL.
29380 2009-02-06 Janis Johnson <janis187@us.ibm.com>
29383 * real.c (do_compare): Special-case compare of zero against
29384 decimal float value.
29386 2009-02-06 Joseph Myers <joseph@codesourcery.com>
29389 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
29390 as indicating flexible array members unless the field itself is
29391 being declarared as the incomplete array.
29393 2009-02-06 Jan Hubicka <jh@suse.cz>
29395 PR tree-optimization/38844
29396 * ipa-inline.c (try_inline): Stop inlining recursion when edge
29397 is already inlined.
29399 2009-02-06 Richard Guenther <rguenther@suse.de>
29401 PR middle-end/38977
29402 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
29403 fork because we may expand it as __gcov_fork.
29405 2009-02-06 Nick Clifton <nickc@redhat.com>
29407 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
29409 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
29411 PR tree-optimization/35659
29412 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
29413 vn_phi_eq): Shortcut if hashcode does not match.
29414 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
29416 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
29417 and avoid iterative_hash_expr.
29418 (FOR_EACH_VALUE_ID_IN_SET): New.
29419 (value_id_compare): Remove.
29420 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
29421 sort expressions by value id.
29423 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
29426 * config/sh/predicates.md (general_movsrc_operand): Don't check
29427 the subreg of system registers here.
29429 2009-02-05 Jakub Jelinek <jakub@redhat.com>
29432 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
29433 on the copied decl.
29435 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
29437 PR rtl-optimization/39110
29438 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
29439 addresses, not aligned ones.
29441 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
29442 Richard Guenther <rguenther@suse.de>
29444 PR tree-optimization/39100
29445 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
29446 comment says and add edges.
29448 2009-02-05 Joseph Myers <joseph@codesourcery.com>
29451 * c-common.c (handle_tls_model_attribute): Ignore attribute for
29452 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
29454 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
29456 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
29457 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
29458 register_bb_in_sese, new_sese, free_sese): Moved.
29459 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
29460 outermost_loop_in_scop, build_scop_iteration_domain,
29461 expand_scalar_variables_ssa_name, get_vdef_before_scop,
29462 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
29463 Use loop_in_sese_p instead of loop_in_scop_p.
29464 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
29465 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
29466 (scopdet_basic_block_info): Fix bug in scop detection.
29467 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
29468 eq_loop_to_cloog_loop): Remove.
29469 (nb_loops_around_loop_in_scop, nb_loop
29470 ref_nb_loops): Moved here...
29471 * graphite.h (ref_nb_loops): ... from here.
29472 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
29473 (loop_domain_dim, loop_iteration_vector_dim): Remove.
29474 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
29476 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
29477 Hans-Peter Nilsson <hp@axis.com>
29479 PR rtl-optimization/37889
29480 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
29481 Move offset handling from PLUS to before the switch. Use new
29482 arguments when considering SYMBOL_REFs too.
29483 (rtx_addr_can_trap_p): Pass dummy offset and size.
29484 (enum may_trap_p_flags): Remove.
29485 (may_trap_p_1): Pass size from MEM_SIZE.
29487 PR rtl-optimization/38921
29488 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
29489 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
29490 * rtlanal.c (may_trap_after_code_motion_p): Delete.
29491 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
29493 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
29495 AVX Programming Reference (January, 2009)
29496 * config/i386/sse.md (*vpclmulqdq): New.
29498 2009-02-04 Jakub Jelinek <jakub@redhat.com>
29500 PR tree-optimization/38977
29501 PR gcov-profile/38292
29502 * calls.c (special_function_p): Disregard __builtin_ prefix.
29504 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
29506 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
29507 non-indexable addresses even before reload.
29509 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29512 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
29513 as having variable size. Do not give an error for unnamed
29514 parameters with [*] declarators. Give a warning for type names
29515 with [*] declarators and mark them as variable size.
29516 * c-parser.c (c_parser_sizeof_expression): Do not give an error
29517 for sizeof applied to [*] type names.
29519 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
29522 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
29524 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29526 * gcc.c (process_command): Update copyright notice dates.
29527 * gcov.c (print_version): Likewise.
29528 * gcov-dump.c (print_version): Likewise.
29529 * mips-tfile.c (main): Likewise.
29530 * mips-tdump.c (main): Likewise.
29532 2009-02-03 Joseph Myers <joseph@codesourcery.com>
29535 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
29536 for composite type involving a zero-length array type.
29538 2009-02-03 Jakub Jelinek <jakub@redhat.com>
29541 * function.c (match_asm_constraints_1): Skip over
29542 initial optional % in the constraint.
29544 PR inline-asm/39059
29545 * c-parser.c (c_parser_postfix_expression): If fixed point is not
29546 supported, don't accept FIXED_CSTs.
29547 * c-decl.c (finish_declspecs): Error if fixed point is not supported
29548 and _Sat is used without _Fract/_Accum. Set specs->type to
29549 integer_type_node for cts_fract/cts_accum if fixed point is not
29552 2009-02-02 Catherine Moore <clm@codesourcery.com>
29554 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
29556 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
29558 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
29559 (ABI_HAS_64BIT_SYMBOLS): Use it.
29560 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
29562 2009-02-02 Paul Brook <paul@codesourcery.com>
29564 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
29566 2009-02-02 Jakub Jelinek <jakub@redhat.com>
29568 PR inline-asm/39058
29569 * recog.h (asm_operand_ok): Add constraints argument.
29570 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
29571 recurse on matching constraint.
29572 (check_asm_operands): Pass constraints as 3rd argument to
29573 asm_operand_ok. Don't look up matching constraint here.
29574 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
29577 2009-02-02 Ben Elliston <bje@au.ibm.com>
29579 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
29580 TARGET_NARROW_VOLATILE_BITFIELD macro names.
29582 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29584 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
29585 information. Remove some obsolete information. Reorganize.
29587 * config/pa/fptr.c: Revert license to GPL 2.
29588 * config/pa/milli64.S: Likewise.
29590 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29593 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
29594 LIBRARY name in, instead of hard-coding it.
29595 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
29596 extra target make frag to tmake_files according to EH model.
29597 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
29598 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
29599 frags that define makefile variable EH_MODEL appropriately.
29600 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
29601 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
29602 to "-sjlj" according to type of EH configured.
29603 (LIBGCC_SONAME): Concatenate it to shared library base name.
29604 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
29605 to "_sjlj" according to type of EH configured.
29606 (LIBGCC_SONAME): Concatenate it to shared library base name.
29607 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
29608 (SHLIB_LINK): Add missing semicolon to if-else construct.
29609 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29610 string value of "pe_dll" command-line option.
29611 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
29612 (SHLIB_SONAME): Use it when overriding t-cygming default.
29613 (SHLIB_IMPLIB): Override t-cygming default.
29614 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
29615 string value of "pe_dll" command-line option.
29617 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
29620 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
29621 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
29623 2009-01-31 Richard Guenther <rguenther@suse.de>
29625 PR tree-optimization/38937
29626 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
29627 computing the transitive closure.
29629 2009-01-30 Richard Guenther <rguenther@suse.de>
29631 PR tree-optimization/39041
29632 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
29633 Propagate variable indices only if the types match for this stmt.
29635 2009-01-30 Jakub Jelinek <jakub@redhat.com>
29638 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
29639 inline but never defined.
29641 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
29643 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
29644 (*insv_h_di_reg_extimm): New insn.
29645 (*insv_l<mode>_reg_extimm): New insn.
29647 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29649 * config/picochip/picochip.c (flag_conserve_stack): set
29650 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
29651 fconserve-stack. Reduce call-overhead used by inliner.
29653 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
29656 * common.opt (flag_conserve_stack): Initialised to zero.
29658 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
29661 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
29662 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
29665 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
29667 * ira-color.c (allocno_reload_assign): Update comments.
29668 * regmove.c (regmove_optimize): Likewise.
29672 2009-01-29 Robert Millan <rmh@aybabtu.com>
29674 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
29675 * config/i386/kopensolaris-gnu.h: New file. Undefine
29676 `MD_UNWIND_SUPPORT'.
29677 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
29679 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
29681 PR tree-optimization/39007
29682 * tree-loop-distribution.c (generate_builtin): Use
29683 recompute_dominator to compute the immediate dominator of the
29684 basic block just after the loop.
29686 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
29688 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
29689 (ASM_OUTPUT_DWARF_PCREL): Define.
29691 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
29693 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
29694 * doc/passes.texi: Remove entries about regclass, local-alloc, and
29695 global. Modify entries about regmove and IRA.
29697 * ra-conflict.c: Remove the file.
29699 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
29701 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
29702 (pass_regclass_init): Rename to pass_reginfo_init.
29704 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
29706 * toplev.h (flag_ira): Remove.
29708 * caller-save.c (setup_save_areas): Remove flag_ira.
29710 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
29712 * global.c: Remove the file.
29714 * opts.c (decode_options): Remove flag_ira.
29716 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
29718 * regmove.c: Modify file description.
29719 (find_use_as_address, try_auto_increment): Define them only if
29720 AUTO_INC_DEC is defined.
29721 (replacement_quality, replace_in_call_usage, fixup_match_1,
29722 stable_and_no_regs_but_for_p): Remove.
29723 (reg_set_in_bb): Make it static.
29724 (regmove_optimize): Remove flag_ira and code which worked for
29727 * local-alloc.c: Remove the file.
29729 * common.opt (fira): Remove.
29731 * ira.c: Include except.h.
29732 (eliminable_regset): Move from global.c.
29733 (mark_elimination): Ditto. Remove flag_ira.
29734 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
29735 equiv_mem_modified, validate_equiv_mem_from_store,
29736 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
29737 contains_replace_regs, memref_referenced_p, memref_used_between_p,
29738 no_equiv, recorded_label_ref): Move from local-alloc.c.
29739 (update_equiv_regs): Ditto. Make it static.
29740 (print_insn_chain, print_insn_chains): Move it from global.c.
29741 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
29742 (build_insn_chain): Ditto. Make it static.
29743 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
29744 Rename to init_live_subregs.
29745 (gate_ira): Remove flag_ira.
29747 * regclass.c: Rename reginfo.c. Change file description.
29748 (FORBIDDEN_INC_DEC_CLASSES): Remove.
29749 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
29750 (init_reg_sets_1): Remove code for evaluation of
29751 reg_class_superclasses and losing_caller_save_reg_set.
29752 (init_regs): Remove init_reg_autoinc.
29753 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
29754 ok_for_base_p_nonstrict): Remove.
29755 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
29756 (pass_regclass_init): Rename to pass_reginfo_init. Modify
29757 corresponding entries.
29758 (dump_regclass, record_operand_costs, scan_one_insn,
29759 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
29760 record_address_regs, auto_inc_dec_reg_p): Remove.
29761 (gt-regclass.h): Rename to gt-reginfo.h.
29763 * rtl.h (dump_global_regs, retry_global_alloc,
29764 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
29766 * Makefile.in (RA_H): Remove.
29767 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
29768 Rename regclass.o to reginfo.o.
29769 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
29771 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
29772 (GTFILES): Rename regclass.c to reginfo.c.
29774 * passes.c (init_optimization_passes): Remove pass_local_alloc and
29775 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
29777 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29778 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
29780 (finish_spills): Ditto. Remove code for !flag_ira.
29782 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
29784 PR middle-end/35854
29785 * doc/invoke.texi (rtl debug options): Complete rewrite.
29786 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
29788 * mode-switching.c (pass_mode_switching): Rename pass from
29789 "mode-sw" to "mode_sw".
29790 * except.c (pass_convert_to_eh_ranges): Rename pass from
29791 "eh-ranges" to "eh_ranges".
29792 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
29796 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
29797 Alexander Monakov <amonakov@ispras.ru>
29799 PR middle-end/38857
29800 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
29802 (move_exprs_to_boundary): Change return type and pass through
29803 should_move from move_op. Relax assert. Update usage ...
29804 (schedule_expr_on_boundary): ... here. Use should_move instead of
29806 (move_op_orig_expr_found): Indicate that insn was disconnected from
29808 (code_motion_process_successors): Do not call after_merge_succs
29809 callback if original expression was not found when traversing any of
29811 (code_motion_path_driver): Change return type. Update prototype.
29812 (move_op): Update comment. Add a new parameter (should_move). Update
29813 prototype. Set *should_move based on indication provided by
29814 move_op_orig_expr_found.
29816 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
29818 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
29819 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
29820 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
29821 * config/rs6000/rs6000.c (rs6000_override_options): Default
29822 avoid-indexed-addresses on for Power6, off for everything else.
29823 (avoiding_indexed_address_p): New function.
29824 (rs6000_legitimize_address): Use it.
29825 (rs6000_legitimate_address): Likewise.
29826 * config/rs6000/rs6000.md (movXX_updateX): Likewise
29828 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
29830 PR tree-optimization/38997
29831 * tree-loop-distribution.c (generate_memset_zero): Use
29832 POINTER_PLUS_EXPR for a pointer addition.
29834 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
29836 * config/s390/s390.md (bswap<mode>2): New pattern added.
29838 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29840 * config/s390/s390.md (*tls_load_31): Added type attribute.
29842 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29844 * config/s390/s390.md: Fix a few comments.
29846 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
29848 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
29849 (*tm<mode>_full): Fixed z10prop attribute.
29850 (*tst<mode>_extimm): Fixed z10prop attribute.
29851 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
29852 (*tstqiCCT_cconly): Fixed z10prop attribute.
29853 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
29854 (*movsi_larl): Fixed z10prop attribute.
29855 (*movsi_zarch): Fixed z10prop attribute.
29856 (*movsi_eas): Fixed z10prop attribute.
29857 (*movhi): Fixed z10prop attribute.
29858 (*movqi): Fixed z10prop attribute.
29859 (*movstrictqi): Fixed z10prop attribute.
29860 (*mov<mode>): Fixed z10prop attribute.
29861 (*movcc): Fixed z10prop attribute.
29862 (*sethighpartdi_64): Fixed z10prop attribute.
29863 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
29864 (*negdi2_sign_cc): Fixed z10prop attribute.
29865 (*negdi2_sign): Fixed z10prop attribute.
29866 (*absdi2_sign_cc): Fixed z10prop attribute.
29867 (*absdi2_sign): Fixed z10prop attribute.
29868 (*negabsdi2_sign_cc): Fixed z10prop attribute.
29869 (*negabsdi2_sign): Fixed z10prop attribute.
29870 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
29871 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
29872 (doloop_si64): Fixed z10prop attribute.
29873 (doloop_si31): Fixed z10prop attribute.
29874 (doloop_long): Fixed z10prop attribute.
29875 (indirect_jump): Fixed z10prop attribute.
29876 (nop): Fixed z10prop attribute.
29877 (main_base_64): Fixed z10prop attribute.
29878 (reload_base_64): Fixed z10prop attribute.
29880 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29882 PR rtl-optimization/38740
29883 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
29885 * config/mips/mips.c (mips_reorg): Likewise.
29887 2009-01-28 Richard Guenther <rguenther@suse.de>
29889 PR tree-optimization/38926
29890 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
29891 with the correct value id to a value.
29892 (do_regular_insertion): Use the value number of edoubleprime
29893 for the value number of the expr.
29896 2008-08-21 Richard Guenther <rguenther@suse.de>
29898 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
29899 a PHI ask VN if it is already available.
29900 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
29901 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
29903 2009-01-28 Jakub Jelinek <jakub@redhat.com>
29905 PR middle-end/38934
29906 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
29907 set to varying whenever max has TREE_OVERFLOW set, similarly
29908 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
29910 2009-01-28 Richard Guenther <rguenther@suse.de>
29912 PR middle-end/38908
29913 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
29914 uninitialized aggregate uses in call arguments.
29916 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
29918 PR tree-optimization/38984
29919 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
29920 the nothing_id variable if -fno-delete-null-pointer-checks.
29922 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
29925 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
29926 (set_got_offset_rex64): Ditto.
29928 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
29931 * doc/extend.texi: Improve local variable with asm reg.
29933 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
29935 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
29936 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
29937 was not supplied then set warn_packed_bitfield_compat to the
29938 default value of 1.
29939 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
29942 2009-01-27 Richard Guenther <rguenther@suse.de>
29944 PR tree-optimization/38503
29945 * cfgexpand.c (expand_gimple_basic_block): Ignore
29946 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
29947 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
29948 variables that cannot have TBAA applied.
29949 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
29952 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
29954 PR middle-end/38969
29955 * calls.c (initialize_argument_information): Do not wrap complex
29956 arguments in SAVE_EXPR.
29958 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
29960 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
29961 (INSTALL_LIBGCC): Revert typo commit.
29963 2009-01-26 Richard Guenther <rguenther@suse.de>
29965 PR tree-optimization/38745
29966 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
29967 from special handling.
29969 2009-01-26 Richard Guenther <rguenther@suse.de>
29971 PR tree-optimization/38745
29972 * tree-ssa.c (execute_update_addresses_taken): Do not include
29973 variables that cannot possibly be a register in not_reg_needs.
29974 Do not clear TREE_ADDRESSABLE on vars that may not become
29976 * tree-ssa.c (update_alias_info_1): Include those in the set
29977 of addressable vars.
29979 2009-01-26 Richard Guenther <rguenther@suse.de>
29981 PR middle-end/38851
29982 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
29983 * tree-ssa-dse.c: Include langhooks.h
29984 (execute_simple_dse): Remove stores with zero size.
29986 2009-01-24 Jakub Jelinek <jakub@redhat.com>
29989 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
29992 2009-01-24 Julian Brown <julian@codesourcery.com>
29994 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
29995 config/arm/linux-atomic.c.
29996 * config/arm/linux-atomic.c: New.
29998 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
30000 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
30001 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
30002 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
30004 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
30007 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
30010 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
30012 PR tree-optimization/38953
30013 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
30014 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
30015 (gloog): Split the exit of the scop when the scop exit is a loop exit.
30016 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
30019 2009-01-24 Paul Brook <paul@codesourcery.com>
30021 * config/arm/neon.md (neon_type): Move to arm.md.
30022 (neon_mov<VSTRUCT>): Add neon_type attribute.
30023 * config/arm/arm.md (neon_type): Move to here.
30024 (conds): Add "unconditioal" and use as default for NEON insns.
30026 2009-01-24 Ben Elliston <bje@au.ibm.com>
30028 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
30029 void *' warning from -Wc++-compat.
30030 * Makefile.in (dominance.o-warn): Remove.
30032 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
30034 PR tree-optimization/38932
30035 * fold-const.c (fold_unary_ignore_overflow): New.
30036 * tree.h (fold_unary_ignore_overflow): Declare.
30037 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
30038 * tree-ssa-sccvn.c (visit_reference_op_load,
30039 simplify_unary_expression): Likewise.
30041 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
30043 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
30044 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
30045 regardless of their type.
30046 * c-common.c (handle_packed_attribute): Don't ignore packed on
30048 * c.opt (Wpacked-bitfield-compat): New warning option.
30049 * stor-layout.c (place_field): Warn if offset of a field changed.
30050 * doc/extend.texi (packed): Mention the ABI change.
30051 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
30052 (Warning Options): Add it to the list.
30054 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
30056 * c-opts.c (c_common_post_options): Fix a typo in comments.
30058 2009-01-22 Steve Ellcey <sje@cup.hp.com>
30060 PR middle-end/38615
30061 * gimplify.c (gimplify_init_constructor): Fix promotion of const
30062 variables to static.
30063 * doc/invoke.texi (-fmerge-all-constants): Update description.
30065 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
30068 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
30069 (*movdi_1_rex64): Use type "mmx" for alternative 5.
30071 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
30073 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
30075 (LOCAL_ALIGNMENT): Similarly.
30077 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30078 Joseph Myers <joseph@codesourcery.com>
30080 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
30081 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
30082 * config/arm/arm-tune.md: Regenerate.
30083 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
30086 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
30088 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
30089 version number to five.
30091 2009-01-22 Dodji Seketeli <dodji@redhat.com>
30094 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
30095 * c-common.c (set_underlying_type): Likewise.
30096 (is_typedef_decl ): Likewise
30098 (set_underlying_type): Likewise.
30099 (is_typedef_type): Likewise.
30101 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
30103 PR middle-end/38587
30104 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
30107 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
30110 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
30111 (LIBGCC_SPEC): Don't define.
30112 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
30114 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
30116 PR rtl-optimization/38879
30117 * alias.c (base_alias_check): Unaligned access via AND address can
30118 alias all surrounding object types except those with sizes equal
30119 or wider than the size of unaligned access.
30121 2009-01-21 Dodji Seketeli <dodji@redhat.com>
30124 * c-decl.c (clone_underlying_type): Move this ...
30125 * c-common.c (set_underlying_type): ... here.
30126 Also, make sure the function properly sets TYPE_STUB_DECL() on
30127 the newly created typedef variant type.
30128 (is_typedef_decl ): New entry point.
30129 * tree.h: Added a new member member_types_needing_access_check to
30130 struct tree_decl_non_common.
30131 (set_underlying_type): New entry point.
30132 (is_typedef_type): Likewise.
30134 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
30136 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
30137 Check whether two instructions have memory references that
30138 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
30139 are helper functions for traversing.
30140 * alias.h (insn_alias_sets_confilict_p): New prototypes.
30141 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
30142 not to draw dependency edge for instructions with non-conflicting
30145 2009-01-20 Joseph Myers <joseph@codesourcery.com>
30148 * longlong.h: Update copyright years. Use soft-fp license notice.
30149 Sync __clz_tab declaration with glibc.
30151 2009-01-20 Steve Ellcey <sje@cup.hp.com>
30154 * doc/extend.texi (syscall_linkage): New.
30155 (version_id): Modify.
30157 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
30158 Richard Guenther <rguenther@suse.de>
30160 PR tree-optimization/38747
30161 PR tree-optimization/38748
30162 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
30163 conversion if the base address is an indirect reference and the
30164 aliasing sets could cause issues.
30166 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30168 * common.opt (fgraphite, fgraphite-identity): Add comment for
30169 explaining why these options are not documented.
30171 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
30173 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
30174 gimple_call_lhs is NULL.
30176 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
30179 * emit-rtl.c (adjust_address_1): Make sure memref is never
30182 2009-01-20 Ben Elliston <bje@au.ibm.com>
30184 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30185 const qualifier from arg parameter. Remove unnecessary cast to char *.
30186 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
30187 const qualifier from arg 2.
30189 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
30191 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
30193 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
30196 * rtl.h (reinit_regs): New prototype.
30197 * regclass.c: Include ira.h.
30198 (reinit_regs): New.
30199 * Makefile.in (regclass.o): Add ira.h.
30200 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
30202 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
30205 * c-common.c (handle_aligned_attribute): Use
30206 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
30207 default alignment value.
30209 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
30211 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
30212 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
30214 * doc/extend.texi: Update __attribute__ ((aligned)). Document
30215 __BIGGEST_ALIGNMENT__.
30217 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
30219 2009-01-18 Richard Guenther <rguenther@suse.de>
30221 PR tree-optimization/38819
30222 * tree-flow.h (operation_could_trap_helper_p): Declare.
30223 * tree-eh.c (operation_could_trap_helper_p): Export.
30224 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
30225 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
30226 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
30227 are about to insert a possibly trapping instruction and fail
30230 2009-01-18 Andreas Schwab <schwab@suse.de>
30232 * doc/install.texi (Configuration): Remove obsolete paragraph
30233 about use of --with-gnu-ld with --with-gnu-as.
30235 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
30237 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
30238 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
30239 Follow spelling conventions.
30241 2009-01-18 Ben Elliston <bje@au.ibm.com>
30243 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
30244 C++ warning about implicit conversion from void * to struct
30246 (bitmap_obstack_free): Likewise for bitmap_element *.
30247 * Makefile.in (bitmap.o-warn): Remove.
30249 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
30251 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
30253 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
30254 Tobias Grosser <tobi.grosser@amd.com>
30256 * graphite.c (graphite_trans_scop_block): Do not block single
30259 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
30261 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
30262 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
30263 test with assertion.
30265 2009-01-16 Richard Guenther <rguenther@suse.de>
30267 PR tree-optimization/38835
30268 PR middle-end/36227
30269 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
30270 and INT + PTR -> (INT)(PTR p+ INT) folding.
30271 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
30273 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
30276 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
30277 the subreg from a lowpart subreg if it is also casting the value.
30279 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30280 Tobias Grosser <tobi.grosser@amd.com>
30282 * graphite.c (compare_prefix_loops): New.
30283 (build_scop_canonical_schedules): Rewritten.
30284 (graphite_transform_loops): Move build_scop_canonical_schedules
30285 after build_scop_iteration_domain.
30287 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
30288 Tobias Grosser <tobi.grosser@amd.com>
30290 * graphite.c (add_conditions_to_domain): Add the loops to
30291 the dimension of the iteration domain. Do copy the domain
30292 only when it exists.
30293 (build_scop_conditions_1): Do not call add_conditions_to_domain.
30294 (add_conditions_to_constraints): New.
30295 (can_generate_code_stmt, can_generate_code): Removed.
30296 (gloog): Do not call can_generate_code.
30297 (graphite_transform_loops): Call add_conditions_to_constraints
30298 after building the iteration domain.
30300 2009-01-16 Jakub Jelinek <jakub@redhat.com>
30302 PR tree-optimization/38789
30303 * tree-ssa-threadedge.c
30304 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
30305 __builtin_constant_p.
30307 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
30309 * dce.c (delete_unmarked_insns): Reversed the order that insns are
30310 examined before deleting them.
30312 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
30314 * function.c (aggregate_value_p): Correctly extract the function
30315 type from CALL_EXPR_FN lookup.
30317 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
30319 * config/picochip/picochip.c (picochip_override_options): Revert
30320 CFI asm flag disable commited previously.
30322 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
30323 Tobias Grosser <tobi.grosser@amd.com>
30324 Jan Sjodin <jan.sjodin@amd.com>
30326 * graphite.c (scan_tree_for_params): On substractions negate
30327 all the coefficients of the term.
30328 (clast_to_gcc_expression_red): New. Handle reduction expressions
30329 of more than two operands.
30330 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
30331 (get_vdef_before_scop): Handle also the case of default definitions.
30333 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
30335 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
30336 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
30337 Also use them when walking CALL_INSN_FUNCTION_USAGE.
30339 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
30340 Joey Ye <joey.ye@intel.com>
30342 PR middle-end/37843
30343 * cfgexpand.c (expand_stack_alignment): Don't update stack
30344 boundary nor check incoming stack boundary here.
30345 (gimple_expand_cfg): Update stack boundary and check incoming
30346 stack boundary here.
30348 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
30350 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
30352 2009-01-14 Jakub Jelinek <jakub@redhat.com>
30354 PR rtl-optimization/38245
30355 * calls.c (expand_call): Add stack arguments to
30356 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30357 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
30358 in regs and partially in memory or BLKmode arguments.
30359 (emit_library_call_value_1): Add stack arguments to
30360 CALL_INSN_FUNCTION_USAGE even for pure calls (when
30361 ACCUMULATE_OUTGOING_ARGS).
30362 * dce.c: Include tm_p.h.
30363 (find_call_stack_args): New function.
30364 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
30366 (mark_insn): Call find_call_stack_args for CALL_Ps.
30367 (prescan_insns_for_dce): Walk insns backwards in bb rather than
30368 forwards. Allocate and free arg_stores bitmap if needed, pass it
30369 down to deletable_insn_p, don't mark stores set in arg_stores
30370 bitmap, clear the bitmap at the beginning of each bb.
30371 * Makefile.in (dce.o): Depend on $(TM_P_H).
30373 2009-01-14 Michael Meissner <gnu@the-meissners.org>
30376 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
30377 to make sure the insn is a conditional test (bug 22599). Reformat a
30380 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
30382 PR middle-end/38431
30383 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
30384 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
30385 (gloog): Do not call cleanup_tree_cfg.
30386 (graphite_transform_loops): Call cleanup_tree_cfg after all
30387 scops have been code generated.
30389 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
30390 * doc/gty.texi (Invoking the garbage collector): Added new node
30391 and section documenting ggc_collect.
30393 2009-01-14 Richard Guenther <rguenther@suse.de>
30395 PR tree-optimization/38826
30396 PR middle-end/38477
30397 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
30398 initialization notes only if we actually emitted a warning.
30399 (intra_create_variable_infos): Add constraints for a result decl
30400 that is passed by hidden reference.
30401 (build_pred_graph): Mark all related variables non-direct on
30404 2009-01-14 Nick Clifton <nickc@redhat.com>
30406 * ira-conflicts.c: Include addresses.h for the definition of
30408 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
30409 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
30411 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
30414 * Makefile.in (ira-lives.o): Add except.h.
30416 * ira-lives.c: Include except.h.
30417 (process_bb_node_lives): Process can_throw_internal.
30419 2009-01-13 Jakub Jelinek <jakub@redhat.com>
30421 PR rtl-optimization/38774
30422 * combine.c (simplify_set): When undoing cc_use change, don't do
30423 PUT_CODE on the newly created comparison, but instead put back the
30426 2009-01-13 Joseph Myers <joseph@codesourcery.com>
30428 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
30429 values. Remove duplicate arm8 entry.
30431 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30433 PR tree-optimization/38786
30434 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
30435 the SSA_NAME case of expand_scalar_variables_expr.
30436 Set the type of an expression to the type of its assign statement.
30437 (expand_scalar_variables_expr): Also gather the scalar computation
30438 used to index the memory access. Do not pass loop_p.
30439 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
30440 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
30441 the gimple_stmt_iterator where it inserts new code.
30442 Do not pass loop_p.
30443 (copy_bb_and_scalar_dependences): Do not pass loop_p.
30444 (translate_clast): Update call to copy_bb_and_scalar_dependences.
30446 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
30448 * graphite.h (debug_value): Removed.
30449 * graphite.c (debug_value): Removed.
30451 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30453 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
30454 ldrd/strd with two 32-bit instructions.
30456 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
30458 * config/arm/arm.c (struct processors): Pass for speed down into
30459 cost helper functions.
30460 (const_ok_for_op): Handle COMPARE and inequality nodes.
30461 (arm_rtx_costs_1): Rewrite.
30462 (arm_size_rtx_costs): Update prototype.
30463 (arm_rtx_costs): Pass speed down to helper functions.
30464 (arm_slowmul_rtx_costs): Rework cost calculations.
30465 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
30466 (arm_9e_rtx_costs): Likewise.
30468 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
30470 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
30471 relocations of local symbols wider than UNITS_PER_WORD are not valid.
30472 (alpha_legitimize_address): Do not split local symbols wider than
30473 UNITS_PER_WORD into HIGH/LO_SUM parts.
30475 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
30478 * gcc.c (process_command): Replace call to execvp with calls
30479 to pex_one and exit.
30481 2009-01-03 Anatoly Sokolov <aesok@post.ru>
30484 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
30485 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
30486 variant for devices with 3-byte PC.
30487 (__tablejump_elpm__): New.
30489 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30492 * c-parser.c (c_parser_postfix_expression): Allow `->' in
30493 offsetof member-designator, handle it as `[0].'.
30495 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30497 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
30498 function when not using named sections on targets with named sections
30499 if branch distance is less than 262132.
30501 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
30503 * combine.c (combine_instructions): Recompute
30504 optimize_this_for_speed_p for each BB in the main combine loop.
30506 2009-01-12 Tomas Bily <tbily@suse.cz>
30509 * tree-loop-distribution.c (prop_phis): New function.
30510 (generate_builtin): Call prop_phis.
30512 2009-01-12 Jakub Jelinek <jakub@redhat.com>
30514 PR tree-optimization/38807
30515 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
30516 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
30518 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
30520 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
30521 subreg of op0 to the original op0.
30523 2009-01-11 Laurent GUERBY <laurent@guerby.net>
30525 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
30527 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
30530 * mips-tfile.c (parse_def): Fix parsing of def strings
30531 starting with digits.
30533 2009-01-10 Jakub Jelinek <jakub@redhat.com>
30536 * config/arm/arm.c (arm_is_long_call_p): Don't call
30537 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
30539 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
30541 * regrename.c (regrename_optimize): Fix dumping.
30542 (find_oldest_value_reg): Preserve REG_POINTER.
30543 (copy_hardreg_forward_1): Likewise.
30545 2009-01-09 Diego Novillo <dnovillo@google.com>
30547 * gimple.h (struct gimple_statement_base) <uid>: Document
30548 the restrictions on its use.
30549 (gimple_uid): Tidy.
30550 (gimple_set_uid): Tidy.
30552 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30554 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
30555 zero guard even if align_bytes != 0 and count is smaller than
30558 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
30560 PR rtl-optimization/38495
30561 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
30562 (add_range_and_copies_from_move_list): Print all added ranges.
30563 Add ranges to memory optimized destination.
30565 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30569 * config/i386/i386.c (override_options): Reject
30570 -mstringop-strategy=rep_8byte with -m32.
30571 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
30572 to 1. Do count comparison against epilogue_size_needed at compile
30573 time even when count_exp was constant forced into register. For
30574 size_needed don't jump to epilogue, instead just avoid aligning
30575 and invoke the body algorithm. If need_zero_guard, add zero guard
30576 even if count is non-zero, but smaller than size_needed + number of
30577 bytes that could be stored for alignment.
30578 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
30579 to 1. If need_zero_guard, add zero guard even if count is non-zero,
30580 but smaller than size_needed + number of bytes that could be stored
30581 for alignment. Compare size_needed with epilogue_size_needed instead
30582 of desired_align - align, don't adjust size_needed, pass
30583 epilogue_size_needed to the epilogue expanders.
30586 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
30588 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30590 * pa.c (last_address): Change to unsigned.
30591 (update_total_code_bytes): Change argument to unsigned. Don't
30592 check if insn addresses are set.
30593 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
30594 addresses are not set.
30595 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
30597 2009-01-09 Nick Clifton <nickc@redhat.com>
30599 * config/sh/symbian.c: Replace uses of DECL_INLINE with
30600 DECL_DECLARED_INLINE_P.
30602 2009-01-09 Jakub Jelinek <jakub@redhat.com>
30604 PR middle-end/38347
30605 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
30606 GET_MODE (op0) in operand_subword_force calls.
30608 PR middle-end/38771
30609 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
30610 fold_convert arg0 operands to TREE_TYPE (op0) first.
30612 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
30614 * params.def (ira-max-conflict-table-size): Decrease default value
30617 2009-01-08 Jakub Jelinek <jakub@redhat.com>
30619 PR tree-optimization/37031
30620 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
30622 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
30623 allocate it using gc instead of heap, use VEC_quick_push instead of
30625 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
30626 instead of heap, use VEC_quick_push instead of VEC_safe_push.
30627 * tree-data-ref.h (struct access_matrix): Change matrix to gc
30628 allocated vector from heap allocated.
30629 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
30630 * tree-loop-linear.c (linear_transform_loops): Allocate nest
30631 vector only after perfect_loop_nest_depth call.
30633 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
30634 Jan Sjodin <jan.sjodin@amd.com>
30636 PR tree-optimization/38559
30637 * graphite.c (debug_value, copy_constraint,
30638 swap_constraint_variables, scale_constraint_variable, ): New.
30639 (get_lower_bound, get_upper_bound): Removed.
30640 (graphite_trans_bb_strip_mine): Clean up this code that works
30641 only for constant number of iterations. Fully copy upper and
30642 lower bound constraints, not only the constant part of them.
30643 * graphite.h (debug_value): Declared.
30645 2009-01-08 Ira Rosen <irar@il.ibm.com>
30647 PR tree-optimization/37194
30648 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
30649 Don't add the cost of cost model guard in prologue to scalar
30650 outside cost in case of known number of iterations.
30652 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
30653 Alan Modra <amodra@bigpond.net.au>
30655 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
30656 non-word-aligned REG+CONST addressing.
30658 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30661 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
30662 free_after_compilation when outputting a thunk.
30663 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
30664 Do not call free_after_compilation here.
30666 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
30668 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
30669 (ix86_valid_target_attribute_inner_p): Ditto.
30671 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
30673 PR tree-optimization/38492
30674 PR tree-optimization/38498
30675 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
30676 * tree-chrec.h (scev_is_linear_expression): Declared.
30677 * graphite.c (graphite_cannot_represent_loop_niter): New.
30678 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
30679 (graphite_loop_normal_form): Use gcc_assert.
30680 (scan_tree_for_params): Use CASE_CONVERT.
30681 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
30682 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
30683 Use gcc_assert. Discard scops that contain unhandled cases.
30684 (build_scop_conditions): Return a boolean status for unhandled cases.
30685 (strip_mine_profitable_p): Print the loop number, not its depth.
30686 (is_interchange_valid): Pass the depth of the loop nest, don't
30687 recompute it wrongly.
30688 (graphite_trans_bb_block): Same.
30689 (graphite_trans_bb_block): Print tentative of loop blocking.
30690 (graphite_trans_scop_block): Do not print that the loop has been
30692 (graphite_transform_loops): Do not handle scops that contain condition
30695 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
30697 AVX Programming Reference (December, 2008)
30698 * config/i386/avxintrin.h (_mm256_stream_si256): New.
30699 (_mm256_stream_pd): Likewise.
30700 (_mm256_stream_ps): Likewise.
30702 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
30703 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
30704 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
30705 (bdesc_special_args): Add __builtin_ia32_movntdq256,
30706 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
30707 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
30708 (ix86_expand_special_args_builtin): Likewise.
30710 * config/i386/sse.md (AVXMODEDI): New.
30711 (avx_movnt<mode>): Likewise.
30712 (avx_movnt<mode>): Likewise.
30713 (<sse>_movnt<mode>): Remove AVX support.
30714 (sse2_movntv2di): Likewise.
30716 2009-01-07 Richard Guenther <rguenther@suse.de>
30718 PR middle-end/38751
30719 * fold-const.c (extract_muldiv): Remove obsolete comment.
30720 (fold_plusminus_mult_expr): Undo MINUS_EXPR
30721 to PLUS_EXPR canonicalization for the canonicalization.
30723 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
30725 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
30726 hosted cross-compilers generating less efficient code.
30728 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30730 * function.h (rtl_data): Add a dbr_scheduled_p field.
30731 * reorg.c (dbr_schedule): Set it.
30732 (gate_handle_delay_slots): Check it.
30733 * config/mips/mips.c (mips_base_delayed_branch): Delete.
30734 (mips_reorg): Check flag_delayed_branch instead of
30735 mips_base_delayed_branch.
30736 (mips_override_options): Don't set mips_base_delayed_branch
30737 or flag_delayed_branch.
30739 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
30741 PR rtl-optimization/38426.
30742 * ira.c (ira): Set current_function_is_leaf earlier.
30744 2009-01-06 Jakub Jelinek <jakub@redhat.com>
30746 PR rtl-optimization/38722
30747 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
30748 too early, only set a flag and modify after last possible
30751 2009-01-06 Janis Johnson <janis187@us.ibm.com>
30754 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
30755 * real.c (decimal_single_format): Correct values of emin and emax.
30756 (decimal_double_format): Ditto.
30757 (decimal_quad_format): Ditto.
30758 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
30759 computation of DECnn_MIN and DECnn_MAX for corrected values of
30760 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
30761 __DECnn_MIN__, and adjust its computation for the corrected value
30764 2009-01-06 Jan Hubicka <jh@suse.cz>
30767 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
30769 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
30771 * doc/contrib.texi (Contributors): Slightly adjust the end note.
30772 Add Robert Clark to the list of testers.
30774 2009-01-06 Jan Hubicka <jh@suse.cz>
30775 Kai Tietz <kai.tietz@onevision.com>
30777 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
30778 * config/i386/i386.c (ix86_expand_call): Add clobbers.
30780 2009-01-06 Jan Hubicka <jh@suse.cz>
30781 Kai Tietz <kai.tietz@onevision.com>
30783 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
30785 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
30786 (ix86_nsaved_regs): Count only general purpose regs.
30787 (ix86_nsaved_sseregs): New.
30788 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
30789 to 16 for w64; compute padding and size of sse reg save area.
30790 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
30791 general purpose regs.
30792 (ix86_emit_save_sse_regs_using_mov): New.
30793 (ix86_expand_prologue): Save SSE regs if needed.
30794 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
30795 (ix86_emit_restore_sse_regs_using_mov): New.
30796 (ix86_expand_epilogue): Save SSE regs if needed.
30798 2009-01-06 Jan Hubicka <jh@suse.cz>
30799 Kai Tietz <kai.tietz@onevision.com>
30801 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
30802 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
30803 functions when accumulate outgoing args is off.
30805 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30808 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
30809 before using pseudos_have_intersected_live_ranges_p.
30811 * ira-int.h (ira_assert): Always define.
30813 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
30815 AVX Programming Reference (December, 2008)
30816 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
30817 (_mm256_permute2_pd): Likewise.
30818 (_mm_permute2_ps): Likewise.
30819 (_mm256_permute2_ps): Likewise.
30820 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
30821 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
30823 * config/i386/i386.c (ix86_builtins): Remove
30824 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
30825 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
30826 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
30827 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
30828 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
30829 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
30830 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
30831 __builtin_ia32_vpermil2ps256.
30832 (ix86_init_mmx_sse_builtins): Updated.
30833 (ix86_expand_args_builtin): Likewise.
30835 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30837 * pa.c (output_call): Relocate non-jump insns in the delay slot of
30838 long absolute calls when generating PA 2.0 code.
30840 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
30842 PR rtl-optimization/38583
30843 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
30845 * params.def (ira-max-conflict-table-size): New.
30847 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
30849 * ira.h (ira_conflicts_p): New external definition.
30851 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
30852 table. Report this. Return result of building.
30853 (ira_build_conflicts): Use ira_conflicts_p. Check result of
30854 building conflict table.
30856 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
30857 (ira_color): Use ira_conflicts_p.
30859 * global.c: Include ira.h.
30860 (pseudo_for_reload_consideration_p, build_insn_chain): Use
30863 * Makefile.in (global.o): Add ira.h.
30865 * ira-build.c (mark_all_loops_for_removal,
30866 propagate_some_info_from_allocno): New.
30867 (remove_unnecessary_allocnos): Call
30868 propagate_some_info_from_allocno.
30869 (remove_low_level_allocnos): New.
30870 (remove_unnecessary_regions): Add parameter. Call
30871 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
30872 parameter to remove_unnecessary_regions.
30873 (ira_build): Remove all regions but root if the conflict table was
30874 not built. Update conflict hard regs for allocnos crossing calls.
30876 * ira.c (ira_conflicts_p): New global.
30877 (ira): Define and use ira_conflicts_p.
30879 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
30880 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
30881 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
30883 2009-01-06 Ben Elliston <bje@au.ibm.com>
30885 * gengtype-lex.l (YY_NO_INPUT): Define.
30887 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
30890 * c-common.c (handle_vector_size_attribute): Also reject
30891 BOOLEAN_TYPE types.
30893 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
30895 PR tree-optimization/38492
30896 * graphite.c (rename_map_elt, debug_rename_elt,
30897 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
30898 rename_map_elt_info, eq_rename_map_elts,
30899 get_new_name_from_old_name, bb_in_sese_p): Moved around.
30900 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
30901 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
30902 (sese_build_livein_liveouts): New.
30903 (new_sese, free_sese): New.
30904 (new_scop): Call new_sese.
30905 (free_scop): Call free_sese.
30906 (rename_variables_from_edge, rename_phis_end_scop): Removed.
30907 (register_old_new_names): Renamed register_old_and_new_names.
30908 (register_scop_liveout_renames, add_loop_exit_phis,
30909 insert_loop_close_phis, struct igp,
30910 default_liveout_before_guard, add_guard_exit_phis,
30911 insert_guard_phis, copy_renames): New.
30912 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
30913 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
30914 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
30915 (scop_adjust_phis_for_liveouts): New.
30916 (gloog): Call scop_adjust_phis_for_liveouts.
30918 * graphite.h (struct sese): Documented. Added fields liveout,
30919 num_ver and livein.
30920 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
30921 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
30922 (struct scop): Added field liveout_renames.
30923 (SCOP_LIVEOUT_RENAMES): New.
30925 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30927 PR tree-optimization/38510
30928 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
30929 (translate_clast): Call recompute_all_dominators before
30931 (gloog): Call recompute_all_dominators before graphite_verify.
30933 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
30934 Jan Sjodin <jan.sjodin@amd.com>
30936 PR tree-optimization/38500
30937 * graphite.c (create_sese_edges): Call fix_loop_structure after
30940 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
30942 * config.gcc: Add m32r*-*-rtems*.
30943 * config/m32r/rtems.h: New file.
30945 2009-01-05 Ben Elliston <bje@au.ibm.com>
30947 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
30948 (.po.pox): Likewise.
30949 (po/gcc.pot): Likewise.
30951 2009-01-04 David S. Miller <davem@davemloft.net>
30953 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
30954 (STARTING_FRAME_OFFSET): Always set to zero.
30956 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30958 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
30959 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
30960 fixed-point types, and vectors of the same.
30962 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
30964 * config/mips/sync.md (*mb_barrier): Rename to...
30965 (*memory_barrier): ...this.
30967 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
30969 * doc/extend.texi (Function Attributes): Move @cindex after @item
30970 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
30971 and put in alphabetical order. Fix 'target' name and put in order.
30972 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
30975 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
30977 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
30978 (memory_barrier): Expand as unspec instead of unspec_volatile.
30979 Remove mem:BLK from insn operands. Use Pmode scratch register.
30980 (*memory_barrier): Define as unspec instead of unspec_volatile.
30981 Use (match_dup 0) as input operand.
30983 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
30984 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
30985 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
30986 scratch register. Remove operand 1.
30987 (*stbar): Define as unspec instead of unspec_volatile.
30988 Use (match_dup 0) as input operand, remove (const_int 8).
30989 (*membar): Define as unspec instead of unspec_volatile.
30990 Use (match_dup 0) as input operand, remove input operand 2.
30992 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
30993 (memory_barrier): Expand as unspec instead of unspec_volatile.
30994 Remove mem:BLK from insn operands. Use Pmode scratch register.
30995 (*memory_barrier): Define as unspec instead of unspec_volatile.
30996 Use (match_dup 0) as input operand.
30998 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
30999 Remove mem:BLK from insn operands. Use Pmode scratch register.
31000 Set volatile flag on operand 0.
31001 (*memory_barrier): New insn pattern.
31003 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
31005 (*memory_barrier): Use (match_dup 0) as input operand.
31007 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
31008 Remove mem:BLK from insn operands. Use Pmode scratch register.
31009 Set volatile flag on operand 0.
31010 (*mb_internal): New insn pattern.
31012 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
31014 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31016 PR middle-end/38586
31017 * function.c (struct temp_slot): Move to the section of the file
31018 that deals with temp slots. Remove field 'address'.
31019 (temp_slot_address_table): New hash table of address -> temp slot.
31020 (struct temp_slot_address_entry): New struct, items for the table.
31021 (temp_slot_address_compute_hash, temp_slot_address_hash,
31022 temp_slot_address_eq, insert_temp_slot_address): Support functions
31024 (find_temp_slot_from_address): Rewrite to use the new hash table.
31025 (remove_unused_temp_slot_addresses): Remove addresses of temp
31026 slots that have been made available.
31027 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
31028 worker function for remove_unused_temp_slot_addresses.
31029 (assign_stack_temp_for_type): Don't clear the temp slot address list.
31030 Add the temp slot address to the address -> temp slot map.
31031 (update_temp_slot_address): Update via insert_temp_slot_address.
31032 (free_temp_slots): Call remove_unused_temp_slot_addresses.
31033 (pop_temp_slots): Likewise.
31034 (init_temp_slots): Allocate the address -> temp slot map, or empty
31035 the map if it is already allocated.
31036 (prepare_function_start): Initialize temp slot processing.
31038 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
31040 PR middle-end/38584
31041 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
31042 Calculate the size of all stack vars assuming no packing of stack
31043 vars will happen, replacing a quadratic algorithm with a linear one.
31045 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31048 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
31051 2009-01-03 Diego Novillo <dnovillo@google.com>
31053 * doc/contrib.texi: Update contributions.
31055 2009-01-03 Jakub Jelinek <jakub@redhat.com>
31058 * builtins.c (fold_builtin_memory_op): Give up if either operand
31059 is volatile. Set srctype or desttype to non-qualified version
31063 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
31064 and FUNCTION_DECLs.
31066 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
31068 PR rtl-optimization/35805
31069 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
31070 problem if fast dce is able to remove any instructions.
31071 * dce.c (dce_process_block): Fix dump message.
31073 2009-01-02 Mark Mitchell <mark@codesourcery.com>
31076 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
31078 2009-01-02 Jakub Jelinek <jakub@redhat.com>
31080 PR middle-end/38690
31081 * tree-flow.h (op_code_prio, op_prio): New prototypes.
31082 * tree-pretty-print.c (op_code_prio): New function.
31083 (op_prio): No longer static. Use op_code_prio.
31084 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
31085 Use op_prio and op_code_prio to determine if () should be
31086 printed around operand(s) or not.
31088 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
31089 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
31090 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
31091 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
31092 pp_character instead of pp_string for single letter printing.
31094 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
31096 * doc/extend.texi: Fix '#pragma GCC option' typo.
31098 2009-01-02 Richard Guenther <rguenther@suse.de>
31100 * doc/install.texi (--enable-checking): Mention different
31101 default for stage1.
31102 (--enable-stage1-checking): Document.
31104 2009-01-01 Andrew Pinski <pinskia@gmail.com>
31106 PR middle-end/30142
31107 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
31108 case to be an error.
31110 2009-01-02 Ben Elliston <bje@au.ibm.com>
31112 * config/fp-bit.h (pack_d): Constify argument.
31113 * config/fp-bit.c (makenan): Constify return type. Remove casts.
31114 (isnan): Constify argument.
31116 (iszero): Likewise.
31117 (pack_d): Likewise.
31118 (_fpadd_parts): Constify return type.
31119 (_fpmul_parts): Likewise.
31120 (_fpdiv_parts): Likewise.
31122 2009-01-01 Jakub Jelinek <jakub@redhat.com>
31125 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
31126 warn about overwriting initializer with side-effects or
31127 -Woverride-init if !IMPLICIT.
31128 (output_init_element): Likewise. Pass IMPLICIT down to
31130 (process_init_element): Add IMPLICIT argument. Pass it down
31131 to output_init_element.
31132 (push_init_element, pop_init_level, set_designator): Adjust
31133 process_init_element callers.
31134 (set_nonincremental_init, set_nonincremental_init_from_string):
31135 Adjust add_pending_init callers.
31136 (output_pending_init_elements): Adjust output_init_element callers.
31137 * c-tree.h (process_init_element): Adjust prototype.
31138 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
31139 process_init_element callers.
31142 Copyright (C) 2009 Free Software Foundation, Inc.
31144 Copying and distribution of this file, with or without modification,
31145 are permitted in any medium without royalty provided the copyright
31146 notice and this notice are preserved.