1 2005-01-14 Steven Bosscher <stevenb@suse.de>
3 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
4 replace BB_VISITED uses.
5 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
6 (propagate_necessity): Check the bitmap instead of BB_VISITED.
7 (tree_dce_done): Free visited_control_parents.
8 (perform_tree_ssa_dce): Allocate and clear it.
9 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
10 (compute_antic): Iterate from here using a DFS. Use an sbitmap
11 instead of BB_VISITED.
13 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
15 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
16 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
17 Remove unused prototypes.
19 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
21 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
22 64-bit register usage.
23 (spe_func_has_64bit_regs_p): Add FIXME note.
25 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
27 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
28 flag_finite_math_only with flag_unsafe_math_optimizations.
30 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
32 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
34 (__tpf_eh_return): Copy TPF private stack area from the module
35 boundary stack frame. Add check for when module addresses are
36 equal, but no stub address is found.
38 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
41 * arm.h (struct machine_function): Add call_via field.
42 (thumb_call_via_label): Declare.
43 * arm.c (thumb_call_via_label): New variable.
44 (thumb_call_reg_needed): New variable.
45 (arm_output_function_epilogue): For Thumb code, output any per-function
46 call-indirect trampolines.
47 (thumb_call_via_reg): New function.
48 (arm_file_end): New function.
49 (TARGET_ASM_FILE_END): Call arm_file_end.
50 (aof_file_end): Likewise.
51 * arm-protos.h (thumb_call_via_reg): Declare.
52 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
53 thumb_call_via_reg in normal case.
55 2005-01-14 Jakub Jelinek <jakub@redhat.com>
58 PR rtl-optimization/19348
59 * recog.c (peephole2_optimize): Do global life update if some peephole
60 decides it doesn't need at least one of its inputs and that change
61 influences liveness at the start of the basic block.
63 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
64 arguments instead of 1.
66 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
69 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
70 zero for nested functions needing a static chain or functions
71 with a non-constant address.
73 2005-01-13 Roger Sayle <roger@eyesopen.com>
75 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
76 (and (sign_extend X) C) into (zero_extend (and X C)).
78 2005-01-13 David O'Brien <obrien@FreeBSD.org>
80 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
82 2005-01-13 Richard Henderson <rth@redhat.com>
87 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
88 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
90 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
91 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
92 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
93 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
94 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
95 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
96 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
97 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
98 (movdicc_c_rex64): Rename with '*'.
99 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
100 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
101 (movsfcc_1_387): Rename from movsfcc_1.
102 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
103 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
104 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
105 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
106 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
107 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
108 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
109 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
110 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
111 sse_movdfcc_const0_4): Remove.
112 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
113 recognize min/max early. Update for changed sse cmove patterns.
114 (ix86_split_sse_movcc): New.
115 * config/i386/i386-protos.h: Update.
117 2005-01-13 Steven Bosscher <stevenb@suse.de>
119 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
120 (fix_stmt_v_may_defs): Likewise.
122 2005-01-13 Richard Henderson <rth@redhat.com>
124 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
125 for converting the mask.
127 2005-01-13 David Edelsohn <edelsohn@gnu.org>
129 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
132 2005-01-13 Richard Henderson <rth@redhat.com>
134 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
135 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
136 IX86_BUILTIN_MOVDQ2Q): Remove.
137 (IX86_BUILTIN_VEC_EXT_V4SI): New.
138 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
139 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
141 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
142 (sse2_pextrw): Fix immediate constraint.
143 (sse2_loadq, sse2_loadq_rex64): Remove.
144 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
145 Use __builtin_ia32_vec_ext_<size>.
146 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
148 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
150 * function.c (assign_parm_setup_block): Look inside original
151 entry_parm when inspecting PARALLEL.
153 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
154 Joel Sherrill <joel@oarcorp.com>
157 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
158 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
159 rtems_gxx_recursive_mutex_init.
160 (__gthread_recursive_mutex_lock): New function.
161 (__gthread_recursive_mutex_trylock): Likewise.
162 (__gthread_recursive_mutex_unlock): Likewise.
164 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
166 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
168 2005-01-13 Jan Beulich <jbeulich@novell.com>
170 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
171 (ashrti3_internal): Indicate output is early clobber. Generate result
172 into output rather than first input. Use move for low word of output
173 if shift count is exactly 64.
174 (lshrti3_internal): Likewise.
176 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
180 * reload1.c (delete_output_reload): Don't delete an output reload
181 if the pseudo lives longer than a single basic block. Adjust and
182 improve wording of comment.
184 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
187 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
188 of TYPE_SIZE where we mean the number of bytes.
190 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
192 * function.c (assign_parm_setup_block): Relax condition on
193 multi-register optimization.
195 2005-01-12 Nick Clifton <nickc@redhat.com>
197 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
198 an "in_delay_slot" attribute of "no" to prevent them being used in
199 delay slots. This is forbidden because they might generate
202 2005-01-12 Alan Modra <amodra@bigpond.net.au>
205 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
208 2005-01-12 Nick Clifton <nickc@redhat.com>
210 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
211 passed on to GAS) but do not define, as GAS no longer supports or
212 needs the -m2000 option.
214 2005-01-11 Roger Sayle <roger@eyesopen.com>
216 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
217 type as args of unprototyped builtins aren't automatically promoted.
218 (fold_builtin_abs): Likewise.
220 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
222 * Makefile.in: Set a `build-warn' variable.
224 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
226 PR tree-optimization/17949
227 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
228 (find_interesting_uses_address): Use it.
230 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
232 * regrename.c (kill_value): Handle subreg's that won't simplify.
234 2005-01-11 Richard Henderson <rth@redhat.com>
237 * config/i386/i386.h (enum ix86_builtins): Move ...
238 * config/i386/i386.c: ... here.
239 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
240 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
241 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
242 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
243 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
244 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
245 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
246 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
247 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
248 IX86_BUILTIN_LOADDDUP): Remove.
249 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
250 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
251 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
252 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
253 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
254 (ix86_init_builtins): Make static.
255 (ix86_init_mmx_sse_builtins): Update for changed builtins.
256 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
257 if all the modes match. Otherwise, fake it.
258 (get_element_number, ix86_expand_vec_init_builtin,
259 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
260 (ix86_expand_builtin): Make static. Update for changed builtins.
261 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
262 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
263 (ix86_expand_vector_init_duplicate): New.
264 (ix86_expand_vector_init_low_nonzero): New.
265 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
266 Split out from ix86_expand_vector_init; handle integer modes.
267 (ix86_expand_vector_init): Use them.
268 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
269 * config/i386/i386-protos.h: Update.
270 * config/i386/predicates.md (reg_or_0_operand): New.
271 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
272 (movv2sf_internal): Likewise. And a splitter to match them all.
273 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
274 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
275 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
276 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
277 (mmx_pinsrw): Fix operand ordering.
278 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
279 rather than sse_loadss expander.
280 (movv2df splitter): Similarly.
281 (sse_loadss, sse_loadlss): Remove.
282 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
283 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
284 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
285 (sse3_movddup): Rename with '*'.
286 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
287 (sse2_loadsd): Remove.
288 (vec_dupv2df_sse3): Rename from sse3_loadddup.
289 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
290 (sse2_pinsrw): Fix argument ordering.
291 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
292 (sse2_stored): Remove 'r' destination.
293 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
294 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
295 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
296 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
297 vec_extractv16qi, vec_initv16qi): New.
299 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
300 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
301 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
303 (_mm_load_pd, _mm_store_pd): Use plain dereference.
304 (_mm_load_si128, _mm_store_si128): Likewise.
305 (_mm_load1_pd): Use _mm_set1_pd.
306 (_mm_load_sd): Use _mm_set_sd.
307 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
308 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
309 (_mm_set_epi64): Use _mm_set_epi64x.
310 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
311 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
312 _mm_setr_epi8): Use _mm_set_foo form.
313 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
314 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
315 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
316 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
317 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
318 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
319 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
320 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
321 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
322 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
323 (_mm_movedup_pd): Use _mm_shuffle_pd.
324 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
325 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
326 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
327 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
329 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
330 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
331 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
332 (_mm_store_ps): Use raw dereference.
333 (_mm_store1_ps): Use _mm_storeu_ps.
334 (_mm_storer_ps): Use _mm_store_ps.
335 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
336 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
338 2005-01-11 Stan Shebs <shebs@apple.com>
340 * config/rs6000/rs6000.c (machopic_output_stub): Issue
341 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
343 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
346 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
347 Skip all DECLs except for FIELD_DECLs.
349 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
351 * config/s390/s390.c (override_options): Return error if
352 -mbackchain, -mpacked-stack and -mhard-float are used together.
353 (s390_va_start): Remove the backchain && packed-stack special case.
354 (s390_gimplify_va_arg): Likewise.
355 * doc/invoke.texi: Remove the ABI incompatibility note.
357 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
359 * config/s390/s390.c (struct s390_frame_layout): Remove
361 (s390_frame_info, s390_emit_prologue): Replace occurrences of
362 save_backchain_p with TARGET_BACKCHAIN.
364 2005-01-11 Alan Modra <amodra@bigpond.net.au>
367 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
368 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
369 * function.c (locate_and_pad_parm): Set new field.
370 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
371 Tweak where_pad test to include "none". Always set mem align for
373 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
374 not sufficient for type.
375 (assign_parm_setup_block): If stack_parm is zero on entry, always
376 make a new stack local. Block move old stack parm if necessary
377 to new aligned stack local.
378 (assign_parm_setup_stack): Use a block move to handle
379 potentially misaligned entry_parm.
380 (assign_parms_unsplit_complex): Specify required alignment when
381 creating stack local.
382 * calls.c (compute_argument_addresses): Override alignment of stack
383 arg calculated from its type with the alignment given by
384 FUNCTION_ARG_BOUNDARY.
385 (store_one_arg): Likewise.
387 2005-01-11 Jan Beulich <jbeulich@novell.com>
389 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
390 Change respective itanium_class attribute to ialu.
391 (shladdp4_internal): New.
392 * config/ia64/predicates.md (shladd_log2_operand): New.
394 2005-01-11 Richard Henderson <rth@redhat.com>
396 * expr.c (store_constructor): Use rtvec_alloc instead of
397 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
399 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
401 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
403 2005-01-11 Alan Modra <amodra@bigpond.net.au>
405 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
406 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
407 (TARGET_RWRELOC): Define.
408 (ia64_rwreloc_section_type_flags): Delete.
409 (ia64_section_type_flags): New function.
410 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
411 (TARGET_RWRELOC): Define.
413 2005-01-10 David Mosberger <davidm@hpl.hp.com>
416 * config/ia64/ia64.c (process_set): For alloc insn, only call
417 process_epilogue is !frame_pointer_needed.
419 2005-01-10 Roger Sayle <roger@eyesopen.com>
422 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
423 unary operator and can't be treated as a binary/comparison operator.
425 2005-01-10 Richard Henderson <rth@redhat.com>
427 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
428 (ix86_return_in_memory): Likewise.
429 (function_arg_advance): Likewise. Mirror structure in function_arg
430 for choosing register to advance.
432 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
434 * tree-vectorizer.c, tree.def: Fix comment typos.
436 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
438 * config/s390/s390.c (struct processor_costs): 4 new fields:
439 ddbr, ddr, debr, der.
440 (s390_rtx_costs): More precise handling of divide instructions.
442 2005-01-10 David Edelsohn <edelsohn@gnu.org>
444 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
446 2005-01-10 Jan Beulich <jbeulich@novell.com>
448 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
449 names resulting from -ffunction-sections/-fdata-sections and linkonce
451 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
452 based on the section name. Rearrange the section name comparison logic
453 slightly so that each section name is compared against at most once.
455 2005-01-10 Ben Elliston <bje@au.ibm.com>
457 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
458 targets for which -fPIC reduces limitations on the GOT size.
460 2005-01-09 Falk Hueffner <falk@debian.org>
462 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
465 2005-01-09 David Edelsohn <edelsohn@gnu.org>
468 * collect2.c (main): Set aixrtl_flag for -brtl option.
469 (resolve_lib_name): Search for .so file extension before .a
472 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
474 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
475 (vect_analyze_data_refs_alignment): Add dump prints.
477 2005-01-09 Ira Rosen <irar@il.ibm.com>
479 * tree-vectorizer.c (vect_analyze_offset_expr): Use
480 expr_invariant_in_loop_p.
481 Initialize outputs first thing in the function.
482 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
483 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
484 (vect_analyze_pointer_ref_access): Check that the initial condition of
485 the access function is loop invariant.
487 2005-01-09 Richard Henderson <rth@redhat.com>
489 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
490 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
491 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
492 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
493 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
494 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
495 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
496 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
497 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
498 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
499 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
500 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
501 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
502 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
503 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
504 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
505 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
506 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
507 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
508 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
509 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
510 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
511 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
513 (mmx_clrdi, pavgusb): Remove.
514 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
515 with leading sse_ prefix.
516 * config/i386/sse.md: Receive them.
517 * config/i386/mmx.md: New file.
518 (MMXMODE12, MMXMODE24, mmxvecsize): New.
519 (subrv2sf3): Turn into expander for normal subtraction.
520 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
521 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
522 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
523 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
524 commutative; use ix86_binary_operator_ok.
525 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
526 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
527 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
528 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
529 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
530 Macroize from existing patterns; use ix86_binary_operator_ok.
531 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
532 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
533 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
534 with vec_select+vec_concat.
535 (mmx_pshufw, mmx_pshufw_1): Likewise.
536 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
537 (mmx_uavgv4hi3): Model correctly.
538 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
539 _mm_xor_si64): Remove casts.
541 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
543 PR tree-optimization/19224
544 * tree-scalar-evolution.c (get_instantiated_value,
545 set_instantiated_value): New functions.
546 (instantiate_parameters_1): Cache the results.
547 (instantiate_parameters, resolve_mixers): Initialize and free
550 2005-01-08 David Edelsohn <edelsohn@gnu.org>
552 * config/i386/i386.md (addhi_4): Correct reference in comment.
555 2005-01-08 Richard Henderson <rth@redhat.com>
557 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
558 (_mm_cvtsi128_si64x): Likewise.
559 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
560 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
561 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
562 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
563 * config/i386/i386-protos.h: Update.
564 * config/i386/i386.c (print_operand): Add 'H'.
565 (ix86_fixup_binary_operands): Split out from ...
566 (ix86_expand_binary_operator): ... here.
567 (ix86_fixup_binary_operands_no_copy): New.
568 (ix86_expand_fp_absneg_operator): Handle vector mode results.
569 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
570 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
571 (safe_vector_operand): Use CONST0_RTX.
572 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
573 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
574 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
575 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
577 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
578 (IX86_BUILTIN_CMPNGESS): New.
579 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
580 (attr type): Add sselog1.
581 (attr unit, attr memory): Handle it.
582 (movti, movti_internal, movti_rex64): Move near other integer moves.
583 (movtf, movtf_internal): Move near other fp moves.
584 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
585 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
586 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
587 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
588 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
589 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
590 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
591 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
592 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
593 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
594 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
595 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
596 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
597 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
598 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
599 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
600 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
601 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
602 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
603 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
604 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
605 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
606 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
607 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
608 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
609 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
610 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
611 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
612 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
613 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
614 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
615 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
616 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
617 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
618 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
619 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
620 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
621 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
622 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
623 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
624 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
625 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
626 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
627 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
629 (SSEPUSH, push<SSEPUSH>): Remove.
630 (MMXPUSH, push<MMXPUSH>): Remove.
631 (sse_movaps, sse_movaps_1, sse_movups): Remove.
632 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
633 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
634 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
635 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
636 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
637 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
638 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
639 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
640 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
641 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
642 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
643 (ppro_sse_log_V4SF): Handle sselog1.
644 * config/i386/predicates.md (const_0_to_1_operand): New.
645 (const_0_to_255_mul_8_operand): New.
646 (const_1_to_31_operand): Rename from const_int_1_31_operand.
647 (const_2_to_3_operand, const_4_to_7_operand): New.
648 * config/i386/sse.md: New file.
649 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
650 (sse_movups): Rename from sse_movups_1.
651 (sse_loadlss): Rename from sse_loadss_1.
652 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
654 (negv4sf2): Use ix86_expand_fp_absneg_operator.
655 (absv4sf2, negv2df, absv2df): New.
656 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
657 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
658 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
659 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
660 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
661 (sse3_addsubv4sf3): Model correctly.
662 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
663 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
664 (sse_movhlps): Model with vec_select+vec_concat.
665 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
666 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
667 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
668 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
669 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
670 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
671 sse2_pshufhw_1): Likewise.
672 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
673 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
674 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
675 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
676 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
677 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
678 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
679 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
680 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
681 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
682 sminv8hi3): Mark commutative
683 operands. Use ix86_binary_operator_ok.
684 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
685 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
686 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
687 sse2_punpcklqdq): Allow operand2 in memory.
688 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
689 sse2_movsd): Add memory alternatives.
690 (sse_storelps): Turn expander into an insn; split after reload.
691 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
692 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
694 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
696 * configure.ac (DWARF-2 debug_line): Use objdump.
697 * configure: Regenerate.
699 2005-01-08 Jeff Law <law@redhat.com>
700 Diego Novillo <dnovillo@redhat.com>
702 PR tree-optimization/18241
703 * tree-nrv.c (tree_nrv): Ignore volatile return values.
704 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
705 statements with volatile operands.
706 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
707 operands after marking a statement with has_volatile_ops.
709 2005-01-08 Roger Sayle <roger@eyesopen.com>
711 * tree.c (int_fits_type_p): Always honor integer constant
712 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
714 2005-01-08 Roger Sayle <roger@eyesopen.com>
716 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
717 the latent bug in rtl_delete_block has been resolved.
719 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
721 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
722 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
724 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
726 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
727 library as @multilib_dir@/$(SHLIB_SONAME).
729 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
731 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
732 * configure: Regenerate.
734 2005-01-07 Jakub Jelinek <jakub@redhat.com>
736 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
739 2005-01-07 David Edelsohn <edelsohn@gnu.org>
742 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
743 Convert non-word aligned offset address using ld/std into
746 2005-01-07 Richard Henderson <rth@redhat.com>
748 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
750 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
752 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
754 2005-01-07 Jakub Jelinek <jakub@redhat.com>
756 PR tree-optimization/19283
757 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
758 is not shorter than the original type.
760 PR rtl-optimization/19012
761 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
763 PR rtl-optimization/18861
764 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
765 (FULL_STATE): Define.
766 (mark_tablejump_edge): New function.
767 (purge_dead_tablejump_edges): New function.
768 (find_bb_boundaries): Use it.
770 PR tree-optimization/18828
771 * builtins.c (expand_builtin_next_arg): Remove argument and all
772 the argument checking.
773 (expand_builtin): Adjust caller.
774 (expand_builtin_va_start): Likewise. Remove error for too many
776 (fold_builtin_next_arg): Issue error for too many arguments.
777 After checking arguments, replace them with magic arguments that
778 prevent further checking of the args.
780 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
782 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
784 2005-01-06 Roger Sayle <roger@eyesopen.com>
787 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
788 and %{.S:...} (and their negative variants) to test whether the
789 input file is assembler or pre-processed-assembler independent of
790 the actual filename extension.
792 2005-01-06 Roger Sayle <roger@eyesopen.com>
794 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
795 of sign or zero extended values.
797 2005-01-06 Geoffrey Keating <geoffk@apple.com>
799 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
800 for IBM long double format correctly.
802 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
804 Fix PR tree-optimization/18792
806 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
807 to first_loop_depth, and use loop depth instead of loop number.
808 (build_classic_dir_vector): Ditto.
809 (compute_data_dependences_for_loop): Use depth, not loop number.
810 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
811 number. Pass in loops, instead of loop numbers.
812 (gather_interchange_stats): Ditto.
813 (linear_transform_loops): Ditto.
815 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
818 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
819 biv_fits_mode_p, extension_within_bounds_p): New functions.
820 (check_ext_dependent_givs): Use them.
822 2005-01-06 Roger Sayle <roger@eyesopen.com>
824 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
825 more than one barrier, in which case we should delete them all.
827 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
829 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
831 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
833 Fix PR middle-end/19286
835 * dwarf2out.c (gen_subprogram_die): If we've already tried to
836 output this subprogram, simply ignore this attempt to do it again.
837 (add_abstract_origin_attribute): Don't abort trying to add the abstract
838 origin attribute if it's not possible.
839 (gen_block_die): Don't ignore subblocks of "unused" blocks.
840 (decls_for_scope): Ditto.
841 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
842 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
844 2005-01-05 Richard Henderson <rth@redhat.com>
847 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
848 (bdesc_2arg): Use it.
849 (ix86_expand_binop_builtin): Force operands into registers
851 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
852 ix86_expand_sse_compare, ix86_expand_sse_comi,
853 ix86_expand_builtin): Likewise.
855 2005-01-05 Richard Henderson <rth@redhat.com>
857 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
859 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
860 (mulv4hi3): Set itanium_class mmmul.
861 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
862 (fpack): Rename from fpack_sfsf.
864 2005-01-05 Richard Henderson <rth@redhat.com>
867 * reload1.c (do_input_reload): Restrict the optimization deleteing
868 a previous output reload to RELOAD_FOR_INPUT.
870 2005-01-05 Steven Bosscher <stevenb@suse.de>
872 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
873 comment that we fall through after case.
874 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
875 (distribute_links): Likewise.
876 * cse.c (cse_insn): Likewise.
877 * cselib.c (cselib_invalidate_mem): Likewise.
878 * df.c: Update comments at the top of the file.
879 (read_modify_subreg_p): Update comments here too.
880 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
881 * flow.c (mark_set_1): Likewise.
882 (mark_used_regs): Likewise.
883 * gcse.c (mems_conflict_for_gcse_p): Likewise.
884 (canon_list_insert): Likewise.
885 (mark_set): Likewise.
886 (try_replace_reg): Likewise.
887 (store_killed_in_insn): Likewise.
888 * loop.c (count_one_set): Likewise.
889 (basic_induction_var): Likewise.
890 * postreload-gcse.c (find_mem_conflicts): Likewise.
891 * postreload.c (reload_combine_note_store): Likewise.
892 (move2add_note_store): Likewise.
893 * reload.c (find_equiv_reg): Likewise.
894 (mark_referenced_resources): Likewise.
895 * rtlanal.c (set_noop_p): Likewise.
896 (note_stores): Likewise.
897 (note_uses): Likewise.
898 * sched-deps.c (sched_analyze_1): Likewise.
899 * sched-rgn.c (check_live_1): Likewise.
900 (update_live_1): Likewise.
901 * config/i860/i860.c: Likewise.
903 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
905 (ZERO_EXTRACT): Mention that this one can be an lvalue.
907 * doc/rtl.texi: Update documentation for bit-fields and SET.
909 2005-01-05 Roger Sayle <roger@eyesopen.com>
911 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
913 2005-01-05 Jan Hubicka <jh@suse.cz>
914 Richard Henderson <rth@redhat.com>
917 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
920 2005-01-05 Richard Henderson <rth@redhat.com>
923 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
924 (sse_shufps): Change operand 3 to const_int_operand.
925 (sse2_storelps): Fix typo in template.
926 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
927 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
928 (ix86_expand_builtin): Likewise.
930 2005-01-05 Julian Brown <julian@codesourcery.com>
932 * config/arm/arm.c (arm_return_in_memory): Treat complex types
933 as aggregates for AAPCS ABIs.
935 2005-01-05 Stan Shebs <shebs@apple.com>
937 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
938 Mach-O getters if ppc64.
939 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
941 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
942 signed four-byte field for global code case.
943 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
945 2005-01-05 Roger Sayle <roger@eyesopen.com>
948 * c-common.c: Include real.h.
949 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
950 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
951 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
952 * Makefile.in (c-common.o): Update dependencies.
954 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
956 * c-parse.in (asm_string): Add trailing semicolon.
958 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
960 * c-parse.in (asm_string): New. Don't allow wide strings in
962 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
963 asm_string instead of STRING.
965 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
967 * c-typeck.c (constructor_no_implicit): Remove.
968 (set_designator, process_init_element): Don't check
969 constructor_no_implicit.
971 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
972 Kaz Kojima <kkojima@gcc.gnu.org>
975 * lcm.c (create_pre_exit): New.
976 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
977 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
979 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
981 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
982 -msoft-float in target_float_switch.
983 * arm.c (arm_override_options): Fix processing of target_float_switch.
985 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
987 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
990 2004-01-05 Uros Bizjak <uros@kss-loka.si>
992 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
993 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
995 2005-01-04 Roger Sayle <roger@eyesopen.com>
997 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
998 if deleting the then-block allows the test-block to fallthru to the
1001 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
1004 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
1005 after the full declaration if the are in two different TUs.
1007 2005-01-04 Richard Henderson <rth@redhat.com>
1010 * tree-sra.c (generate_one_element_init): Just
1011 call gimplify_and_add.
1012 (generate_element_init): Record the
1013 new referenced variables and mark them for renaming
1014 and split out to ...
1015 (generate_element_init_1): This.
1016 (scalarize_init): Don't call push_gimplify_context/
1017 pop_gimplify_context.
1019 2005-01-04 Geoffrey Keating <geoffk@apple.com>
1021 * toplev.c (get_src_pwd): Handle failure of getpwd().
1023 2005-01-04 Roger Sayle <roger@eyesopen.com>
1025 * fold-const.c (fold_single_bit_test): Delete unreachable handling
1027 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
1028 all the cases handled by it are inverted by invert_truthvalue.
1030 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1032 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
1033 (save_register_windowsi): Likewise.
1035 2005-01-04 Richard Henderson <rth@redhat.com>
1037 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
1039 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1042 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
1043 any simplifications of vector mode comparison operators.
1044 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
1046 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
1047 Devang Patel <dpatel@apple.com>
1049 PR tree-optimization/18308
1050 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
1051 the operands before creating a new expression.
1052 * dojump.c (do_jump): Make drop_through_label available
1053 for all cases. Add expansion of COND_EXPR.
1055 2005-01-04 Ira Rosen <irar@il.ibm.com>
1057 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
1058 INTEGER_CST instead of TREE_CONSTANT.
1059 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
1060 instead of TREE_CONSTANT.
1061 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
1062 instead of TREE_CONSTANT.
1064 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1066 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
1068 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1071 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
1072 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
1074 2005-01-03 Richard Henderson <rth@redhat.com>
1076 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
1077 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
1078 fold_convert_const_real_from_real): Split out from ...
1079 (fold_convert_const): ... here.
1081 2005-01-03 Richard Henderson <rth@redhat.com>
1084 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
1085 (mov<MMXMODEI>_internal): Likewise.
1086 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
1087 Add V2SF case; use it for SSE1; don't use TI.
1088 (movdf_integer): Likewise.
1089 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
1091 2005-01-03 Ira Rosen <irar@il.ibm.com>
1093 * tree-vectorizer.c (vect_strip_conversions): New function.
1094 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
1095 check for binary class.
1097 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
1101 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
1103 * gimple-low.c (mark_blocks_with_used_vars): New function.
1104 (mark_blocks_with_used_subblocks): Ditto.
1105 (mark_used_blocks): Ditto.
1106 (pass_mark_used_blocks): New pass.
1107 * tree-inline.c: Include debug.h.
1108 (expand_call_inline): Call outlining_inline_function here.
1109 * tree-optimize.c (init_tree_optimization_passes): Add
1110 pass_mark_used_blocks.
1111 * tree-pass.h (pass_mark_used_blocks): New.
1112 * Makefile.in (tree-inline.o): Add debug.h dependency.
1114 2005-01-03 Geoffrey Keating <geoffk@apple.com>
1116 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
1117 VAR_DECLs to have weak_import attribute.
1119 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
1122 2004-01-03 Steven Bosscher <stevenb@suse.de>
1124 * passes.c (rest_of_compilation): Don't run regmove if only
1125 flag_expensive_optimizations, require flag_regmove instead.
1127 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1129 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
1131 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
1132 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1133 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
1134 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1136 2005-01-03 Richard Henderson <rth@redhat.com>
1138 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
1139 (ia64_const_ok_for_letter_p): New.
1140 (ia64_const_double_ok_for_letter_p): New.
1141 (ia64_extra_constraint): New.
1142 (ia64_expand_vecint_compare): New.
1143 (ia64_expand_vcondu_v2si): New.
1144 (ia64_expand_vecint_cmov): New.
1145 (ia64_expand_vecint_minmax): New.
1146 (ia64_print_operand): Add 'v'.
1147 (ia64_preferred_reload_class): New.
1148 (ia64_vector_mode_supported_p): New.
1149 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
1150 (PREFERRED_RELOAD_CLASS): Move to function.
1151 (CONST_OK_FOR_LETTER_P): Move to function.
1152 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
1153 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
1154 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
1155 (EXTRA_CONSTRAINT): Move to function.
1156 * config/ia64/ia64.md: Include vect.md.
1157 (itanium_class): Add mmalua.
1159 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
1161 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
1162 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
1164 (const_int_2bit_operand): New.
1165 (fr_reg_or_0_operand): New.
1166 * config/ia64/ia64-modes.def: Add vector modes.
1167 * config/ia64/ia64-protos.h: Update.
1168 * config/ia64/vect.md: New file.
1170 2005-01-03 Richard Henderson <rth@redhat.com>
1172 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
1174 2005-01-03 Uros Bizjak <uros@kss-loka.si>
1177 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
1179 (log1pdf2): Change mode of operands[0,1] to DFmode.
1181 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1183 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
1184 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
1185 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
1186 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
1187 SPARC_RELAXED_ORDERING.
1189 2005-01-03 Richard Henderson <rth@redhat.com>
1190 Uros Bizjak <uros@kss-loka.si>
1193 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
1194 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
1195 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
1197 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
1198 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
1199 const_pow2_1_to_128_operand): New predicates.
1201 2005-01-02 Greg McGary <greg@mcgary.org>
1203 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
1205 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
1206 object. [ptr_type]: Remove unused variable.
1207 Remember nearest addressable array-element or record-component
1208 when checking bitfield components. Tolerate empty BIND_EXPR.
1210 2005-01-01 Richard Henderson <rth@redhat.com>
1212 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
1213 that don't narrow the value. Fail for other conversions.
1215 2005-01-01 Richard Henderson <rth@redhat.com>
1218 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
1219 * c-lang.c (finish_file): Don't do it here.
1220 * objc/objc-act.c (objc_finish_file): Likewise.
1222 * cgraph.c (decl_assembler_name_equal): New.
1223 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
1224 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
1225 * cgraph.h (struct cgraph_varpool_node): Add next.
1226 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
1227 * varasm.c (assemble_alias): Mark the target as needed.
1229 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
1232 * function.c (get_arg_pointer_save_area): Use entry_of_function
1233 instead of get_insns.
1235 2005-01-01 Roger Sayle <roger@eyesopen.com>
1236 Andrew Pinski <pinskia@physics.uc.edu>
1237 James E. Wilson <wilson@specifixinc.com>
1239 PR rtl-optimization/12092
1240 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
1243 2005-01-01 Roger Sayle <roger@eyesopen.com>
1244 Olivier Hainque <hainque@act-europe.fr>
1246 * tree.c (int_fits_type_p): A narrower type always fits in a
1247 wider one, except for negative values into unsigned types.
1249 2005-01-01 Roger Sayle <roger@eyesopen.com>
1251 * tree.c (int_fits_type_p): Compare the result of force_fit_type
1252 with the original constant rather than require TREE_OVERFLOW.
1254 2005-01-01 Steven Bosscher <stevenb@suse.de>
1257 * c-decl.c (finish_function): If compiling C99, annotate the
1258 compiler generated return with the current file name and line 0.
1259 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
1260 the source line is greater than 0.
1261 (remove_bb): Likewise.
1263 See ChangeLog.12 for earlier changes.