1 2005-01-15 Marc Espie <espie@openbsd.org>
3 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
4 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
5 * config/openbsd.h: Fix C++ includes for native configurations.
6 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
7 Add trampoline support.
8 * config/i386/openbsdelf.h: New.
10 2005-01-15 Marc Espie <espie@openbsd.org>
12 * collect2.c (main): Explicitly parse -dynamic-linker option.
14 2005-01-15 Jakub Jelinek <jakub@redhat.com>
16 PR tree-optimization/19060
17 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
18 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
20 and handle extract_range_from_cond returning false.
21 * fold-const.c (fold): Optimize comparisons with min/max even for
22 width > HOST_BITS_PER_WIDE_INT.
24 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
26 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
27 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
28 Remove little endian multilib variants.
29 Add mips32 multilib variant.
31 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
33 * explow.c (copy_all_reg, stabilize): Remove.
34 * expr.h: Remove the corresponding prototypes.
36 * rtlanal.c (regs_set_between_p): Remove.
37 * rtl.h: Remove the corresponding prototype.
39 2005-01-14 David Edelsohn <edelsohn@gnu.org>
41 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
42 to rs6000_nonimmediate_operand.
43 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
44 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
45 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
46 rs6000_nonimmediate_operand.
47 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
48 rs6000_nonimmediate_operand.
50 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
52 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
54 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
56 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
58 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
59 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
61 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
62 (rs6k_nonimmediate_operand): New.
63 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
65 (legitimate_lo_sum_address_p): Same.
66 (rs6000_legitimize_address): Same.
67 (rs6000_legitimize_reload_address): Same.
68 (rs6000_legitimate_address): Same.
69 (spe_build_register_parallel): Pass DF and DC modes in a DI
72 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
73 to rs6k_nonimmediate_operand.
75 * config/rs6000/spe.md ("*frob_df_di"): New.
77 ("*frob_di_df_2"): New.
78 ("*mov_sidf_e500_subreg0"): New.
79 ("*mov_sidf_e500_subreg4"): New.
80 ("*movdf_e500_double"): Change predicate to
81 rs6k_nonimmediate_operand.
83 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
85 * postreload.c (move2add_note_store): Only call
86 trunc_int_for_mode on scalar integers.
88 2005-01-14 Steven Bosscher <stevenb@suse.de>
90 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
91 replace BB_VISITED uses.
92 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
93 (propagate_necessity): Check the bitmap instead of BB_VISITED.
94 (tree_dce_done): Free visited_control_parents.
95 (perform_tree_ssa_dce): Allocate and clear it.
96 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
97 (compute_antic): Iterate from here using a DFS. Use an sbitmap
98 instead of BB_VISITED.
100 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
102 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
103 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
104 Remove unused prototypes.
106 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
108 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
109 64-bit register usage.
110 (spe_func_has_64bit_regs_p): Add FIXME note.
112 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
114 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
115 flag_finite_math_only with flag_unsafe_math_optimizations.
117 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
119 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
121 (__tpf_eh_return): Copy TPF private stack area from the module
122 boundary stack frame. Add check for when module addresses are
123 equal, but no stub address is found.
125 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
128 * arm.h (struct machine_function): Add call_via field.
129 (thumb_call_via_label): Declare.
130 * arm.c (thumb_call_via_label): New variable.
131 (thumb_call_reg_needed): New variable.
132 (arm_output_function_epilogue): For Thumb code, output any per-function
133 call-indirect trampolines.
134 (thumb_call_via_reg): New function.
135 (arm_file_end): New function.
136 (TARGET_ASM_FILE_END): Call arm_file_end.
137 (aof_file_end): Likewise.
138 * arm-protos.h (thumb_call_via_reg): Declare.
139 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
140 thumb_call_via_reg in normal case.
142 2005-01-14 Jakub Jelinek <jakub@redhat.com>
145 PR rtl-optimization/19348
146 * recog.c (peephole2_optimize): Do global life update if some peephole
147 decides it doesn't need at least one of its inputs and that change
148 influences liveness at the start of the basic block.
150 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
151 arguments instead of 1.
153 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
156 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
157 zero for nested functions needing a static chain or functions
158 with a non-constant address.
160 2005-01-13 Roger Sayle <roger@eyesopen.com>
162 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
163 (and (sign_extend X) C) into (zero_extend (and X C)).
165 2005-01-13 David O'Brien <obrien@FreeBSD.org>
167 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
169 2005-01-13 Richard Henderson <rth@redhat.com>
174 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
175 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
177 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
178 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
179 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
180 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
181 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
182 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
183 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
184 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
185 (movdicc_c_rex64): Rename with '*'.
186 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
187 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
188 (movsfcc_1_387): Rename from movsfcc_1.
189 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
190 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
191 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
192 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
193 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
194 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
195 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
196 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
197 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
198 sse_movdfcc_const0_4): Remove.
199 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
200 recognize min/max early. Update for changed sse cmove patterns.
201 (ix86_split_sse_movcc): New.
202 * config/i386/i386-protos.h: Update.
204 2005-01-13 Steven Bosscher <stevenb@suse.de>
206 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
207 (fix_stmt_v_may_defs): Likewise.
209 2005-01-13 Richard Henderson <rth@redhat.com>
211 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
212 for converting the mask.
214 2005-01-13 David Edelsohn <edelsohn@gnu.org>
216 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
219 2005-01-13 Richard Henderson <rth@redhat.com>
221 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
222 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
223 IX86_BUILTIN_MOVDQ2Q): Remove.
224 (IX86_BUILTIN_VEC_EXT_V4SI): New.
225 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
226 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
228 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
229 (sse2_pextrw): Fix immediate constraint.
230 (sse2_loadq, sse2_loadq_rex64): Remove.
231 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
232 Use __builtin_ia32_vec_ext_<size>.
233 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
235 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
237 * function.c (assign_parm_setup_block): Look inside original
238 entry_parm when inspecting PARALLEL.
240 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
241 Joel Sherrill <joel@oarcorp.com>
244 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
245 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
246 rtems_gxx_recursive_mutex_init.
247 (__gthread_recursive_mutex_lock): New function.
248 (__gthread_recursive_mutex_trylock): Likewise.
249 (__gthread_recursive_mutex_unlock): Likewise.
251 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
253 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
255 2005-01-13 Jan Beulich <jbeulich@novell.com>
257 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
258 (ashrti3_internal): Indicate output is early clobber. Generate result
259 into output rather than first input. Use move for low word of output
260 if shift count is exactly 64.
261 (lshrti3_internal): Likewise.
263 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
267 * reload1.c (delete_output_reload): Don't delete an output reload
268 if the pseudo lives longer than a single basic block. Adjust and
269 improve wording of comment.
271 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
274 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
275 of TYPE_SIZE where we mean the number of bytes.
277 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
279 * function.c (assign_parm_setup_block): Relax condition on
280 multi-register optimization.
282 2005-01-12 Nick Clifton <nickc@redhat.com>
284 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
285 an "in_delay_slot" attribute of "no" to prevent them being used in
286 delay slots. This is forbidden because they might generate
289 2005-01-12 Alan Modra <amodra@bigpond.net.au>
292 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
295 2005-01-12 Nick Clifton <nickc@redhat.com>
297 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
298 passed on to GAS) but do not define, as GAS no longer supports or
299 needs the -m2000 option.
301 2005-01-11 Roger Sayle <roger@eyesopen.com>
303 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
304 type as args of unprototyped builtins aren't automatically promoted.
305 (fold_builtin_abs): Likewise.
307 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
309 * Makefile.in: Set a `build-warn' variable.
311 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
313 PR tree-optimization/17949
314 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
315 (find_interesting_uses_address): Use it.
317 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
319 * regrename.c (kill_value): Handle subreg's that won't simplify.
321 2005-01-11 Richard Henderson <rth@redhat.com>
324 * config/i386/i386.h (enum ix86_builtins): Move ...
325 * config/i386/i386.c: ... here.
326 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
327 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
328 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
329 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
330 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
331 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
332 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
333 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
334 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
335 IX86_BUILTIN_LOADDDUP): Remove.
336 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
337 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
338 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
339 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
340 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
341 (ix86_init_builtins): Make static.
342 (ix86_init_mmx_sse_builtins): Update for changed builtins.
343 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
344 if all the modes match. Otherwise, fake it.
345 (get_element_number, ix86_expand_vec_init_builtin,
346 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
347 (ix86_expand_builtin): Make static. Update for changed builtins.
348 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
349 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
350 (ix86_expand_vector_init_duplicate): New.
351 (ix86_expand_vector_init_low_nonzero): New.
352 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
353 Split out from ix86_expand_vector_init; handle integer modes.
354 (ix86_expand_vector_init): Use them.
355 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
356 * config/i386/i386-protos.h: Update.
357 * config/i386/predicates.md (reg_or_0_operand): New.
358 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
359 (movv2sf_internal): Likewise. And a splitter to match them all.
360 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
361 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
362 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
363 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
364 (mmx_pinsrw): Fix operand ordering.
365 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
366 rather than sse_loadss expander.
367 (movv2df splitter): Similarly.
368 (sse_loadss, sse_loadlss): Remove.
369 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
370 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
371 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
372 (sse3_movddup): Rename with '*'.
373 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
374 (sse2_loadsd): Remove.
375 (vec_dupv2df_sse3): Rename from sse3_loadddup.
376 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
377 (sse2_pinsrw): Fix argument ordering.
378 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
379 (sse2_stored): Remove 'r' destination.
380 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
381 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
382 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
383 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
384 vec_extractv16qi, vec_initv16qi): New.
386 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
387 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
388 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
390 (_mm_load_pd, _mm_store_pd): Use plain dereference.
391 (_mm_load_si128, _mm_store_si128): Likewise.
392 (_mm_load1_pd): Use _mm_set1_pd.
393 (_mm_load_sd): Use _mm_set_sd.
394 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
395 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
396 (_mm_set_epi64): Use _mm_set_epi64x.
397 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
398 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
399 _mm_setr_epi8): Use _mm_set_foo form.
400 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
401 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
402 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
403 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
404 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
405 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
406 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
407 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
408 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
409 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
410 (_mm_movedup_pd): Use _mm_shuffle_pd.
411 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
412 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
413 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
414 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
416 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
417 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
418 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
419 (_mm_store_ps): Use raw dereference.
420 (_mm_store1_ps): Use _mm_storeu_ps.
421 (_mm_storer_ps): Use _mm_store_ps.
422 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
423 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
425 2005-01-11 Stan Shebs <shebs@apple.com>
427 * config/rs6000/rs6000.c (machopic_output_stub): Issue
428 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
430 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
433 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
434 Skip all DECLs except for FIELD_DECLs.
436 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
438 * config/s390/s390.c (override_options): Return error if
439 -mbackchain, -mpacked-stack and -mhard-float are used together.
440 (s390_va_start): Remove the backchain && packed-stack special case.
441 (s390_gimplify_va_arg): Likewise.
442 * doc/invoke.texi: Remove the ABI incompatibility note.
444 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
446 * config/s390/s390.c (struct s390_frame_layout): Remove
448 (s390_frame_info, s390_emit_prologue): Replace occurrences of
449 save_backchain_p with TARGET_BACKCHAIN.
451 2005-01-11 Alan Modra <amodra@bigpond.net.au>
454 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
455 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
456 * function.c (locate_and_pad_parm): Set new field.
457 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
458 Tweak where_pad test to include "none". Always set mem align for
460 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
461 not sufficient for type.
462 (assign_parm_setup_block): If stack_parm is zero on entry, always
463 make a new stack local. Block move old stack parm if necessary
464 to new aligned stack local.
465 (assign_parm_setup_stack): Use a block move to handle
466 potentially misaligned entry_parm.
467 (assign_parms_unsplit_complex): Specify required alignment when
468 creating stack local.
469 * calls.c (compute_argument_addresses): Override alignment of stack
470 arg calculated from its type with the alignment given by
471 FUNCTION_ARG_BOUNDARY.
472 (store_one_arg): Likewise.
474 2005-01-11 Jan Beulich <jbeulich@novell.com>
476 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
477 Change respective itanium_class attribute to ialu.
478 (shladdp4_internal): New.
479 * config/ia64/predicates.md (shladd_log2_operand): New.
481 2005-01-11 Richard Henderson <rth@redhat.com>
483 * expr.c (store_constructor): Use rtvec_alloc instead of
484 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
486 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
488 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
490 2005-01-11 Alan Modra <amodra@bigpond.net.au>
492 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
493 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
494 (TARGET_RWRELOC): Define.
495 (ia64_rwreloc_section_type_flags): Delete.
496 (ia64_section_type_flags): New function.
497 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
498 (TARGET_RWRELOC): Define.
500 2005-01-10 David Mosberger <davidm@hpl.hp.com>
503 * config/ia64/ia64.c (process_set): For alloc insn, only call
504 process_epilogue is !frame_pointer_needed.
506 2005-01-10 Roger Sayle <roger@eyesopen.com>
509 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
510 unary operator and can't be treated as a binary/comparison operator.
512 2005-01-10 Richard Henderson <rth@redhat.com>
514 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
515 (ix86_return_in_memory): Likewise.
516 (function_arg_advance): Likewise. Mirror structure in function_arg
517 for choosing register to advance.
519 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
521 * tree-vectorizer.c, tree.def: Fix comment typos.
523 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
525 * config/s390/s390.c (struct processor_costs): 4 new fields:
526 ddbr, ddr, debr, der.
527 (s390_rtx_costs): More precise handling of divide instructions.
529 2005-01-10 David Edelsohn <edelsohn@gnu.org>
531 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
533 2005-01-10 Jan Beulich <jbeulich@novell.com>
535 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
536 names resulting from -ffunction-sections/-fdata-sections and linkonce
538 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
539 based on the section name. Rearrange the section name comparison logic
540 slightly so that each section name is compared against at most once.
542 2005-01-10 Ben Elliston <bje@au.ibm.com>
544 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
545 targets for which -fPIC reduces limitations on the GOT size.
547 2005-01-09 Falk Hueffner <falk@debian.org>
549 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
552 2005-01-09 David Edelsohn <edelsohn@gnu.org>
555 * collect2.c (main): Set aixrtl_flag for -brtl option.
556 (resolve_lib_name): Search for .so file extension before .a
559 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
561 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
562 (vect_analyze_data_refs_alignment): Add dump prints.
564 2005-01-09 Ira Rosen <irar@il.ibm.com>
566 * tree-vectorizer.c (vect_analyze_offset_expr): Use
567 expr_invariant_in_loop_p.
568 Initialize outputs first thing in the function.
569 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
570 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
571 (vect_analyze_pointer_ref_access): Check that the initial condition of
572 the access function is loop invariant.
574 2005-01-09 Richard Henderson <rth@redhat.com>
576 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
577 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
578 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
579 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
580 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
581 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
582 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
583 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
584 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
585 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
586 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
587 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
588 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
589 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
590 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
591 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
592 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
593 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
594 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
595 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
596 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
597 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
598 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
600 (mmx_clrdi, pavgusb): Remove.
601 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
602 with leading sse_ prefix.
603 * config/i386/sse.md: Receive them.
604 * config/i386/mmx.md: New file.
605 (MMXMODE12, MMXMODE24, mmxvecsize): New.
606 (subrv2sf3): Turn into expander for normal subtraction.
607 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
608 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
609 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
610 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
611 commutative; use ix86_binary_operator_ok.
612 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
613 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
614 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
615 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
616 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
617 Macroize from existing patterns; use ix86_binary_operator_ok.
618 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
619 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
620 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
621 with vec_select+vec_concat.
622 (mmx_pshufw, mmx_pshufw_1): Likewise.
623 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
624 (mmx_uavgv4hi3): Model correctly.
625 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
626 _mm_xor_si64): Remove casts.
628 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
630 PR tree-optimization/19224
631 * tree-scalar-evolution.c (get_instantiated_value,
632 set_instantiated_value): New functions.
633 (instantiate_parameters_1): Cache the results.
634 (instantiate_parameters, resolve_mixers): Initialize and free
637 2005-01-08 David Edelsohn <edelsohn@gnu.org>
639 * config/i386/i386.md (addhi_4): Correct reference in comment.
642 2005-01-08 Richard Henderson <rth@redhat.com>
644 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
645 (_mm_cvtsi128_si64x): Likewise.
646 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
647 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
648 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
649 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
650 * config/i386/i386-protos.h: Update.
651 * config/i386/i386.c (print_operand): Add 'H'.
652 (ix86_fixup_binary_operands): Split out from ...
653 (ix86_expand_binary_operator): ... here.
654 (ix86_fixup_binary_operands_no_copy): New.
655 (ix86_expand_fp_absneg_operator): Handle vector mode results.
656 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
657 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
658 (safe_vector_operand): Use CONST0_RTX.
659 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
660 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
661 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
662 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
664 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
665 (IX86_BUILTIN_CMPNGESS): New.
666 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
667 (attr type): Add sselog1.
668 (attr unit, attr memory): Handle it.
669 (movti, movti_internal, movti_rex64): Move near other integer moves.
670 (movtf, movtf_internal): Move near other fp moves.
671 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
672 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
673 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
674 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
675 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
676 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
677 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
678 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
679 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
680 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
681 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
682 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
683 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
684 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
685 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
686 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
687 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
688 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
689 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
690 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
691 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
692 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
693 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
694 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
695 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
696 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
697 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
698 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
699 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
700 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
701 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
702 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
703 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
704 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
705 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
706 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
707 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
708 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
709 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
710 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
711 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
712 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
713 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
714 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
716 (SSEPUSH, push<SSEPUSH>): Remove.
717 (MMXPUSH, push<MMXPUSH>): Remove.
718 (sse_movaps, sse_movaps_1, sse_movups): Remove.
719 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
720 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
721 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
722 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
723 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
724 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
725 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
726 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
727 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
728 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
729 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
730 (ppro_sse_log_V4SF): Handle sselog1.
731 * config/i386/predicates.md (const_0_to_1_operand): New.
732 (const_0_to_255_mul_8_operand): New.
733 (const_1_to_31_operand): Rename from const_int_1_31_operand.
734 (const_2_to_3_operand, const_4_to_7_operand): New.
735 * config/i386/sse.md: New file.
736 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
737 (sse_movups): Rename from sse_movups_1.
738 (sse_loadlss): Rename from sse_loadss_1.
739 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
741 (negv4sf2): Use ix86_expand_fp_absneg_operator.
742 (absv4sf2, negv2df, absv2df): New.
743 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
744 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
745 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
746 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
747 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
748 (sse3_addsubv4sf3): Model correctly.
749 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
750 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
751 (sse_movhlps): Model with vec_select+vec_concat.
752 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
753 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
754 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
755 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
756 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
757 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
758 sse2_pshufhw_1): Likewise.
759 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
760 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
761 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
762 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
763 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
764 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
765 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
766 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
767 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
768 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
769 sminv8hi3): Mark commutative
770 operands. Use ix86_binary_operator_ok.
771 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
772 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
773 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
774 sse2_punpcklqdq): Allow operand2 in memory.
775 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
776 sse2_movsd): Add memory alternatives.
777 (sse_storelps): Turn expander into an insn; split after reload.
778 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
779 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
781 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
783 * configure.ac (DWARF-2 debug_line): Use objdump.
784 * configure: Regenerate.
786 2005-01-08 Jeff Law <law@redhat.com>
787 Diego Novillo <dnovillo@redhat.com>
789 PR tree-optimization/18241
790 * tree-nrv.c (tree_nrv): Ignore volatile return values.
791 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
792 statements with volatile operands.
793 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
794 operands after marking a statement with has_volatile_ops.
796 2005-01-08 Roger Sayle <roger@eyesopen.com>
798 * tree.c (int_fits_type_p): Always honor integer constant
799 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
801 2005-01-08 Roger Sayle <roger@eyesopen.com>
803 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
804 the latent bug in rtl_delete_block has been resolved.
806 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
808 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
809 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
811 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
813 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
814 library as @multilib_dir@/$(SHLIB_SONAME).
816 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
818 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
819 * configure: Regenerate.
821 2005-01-07 Jakub Jelinek <jakub@redhat.com>
823 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
826 2005-01-07 David Edelsohn <edelsohn@gnu.org>
829 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
830 Convert non-word aligned offset address using ld/std into
833 2005-01-07 Richard Henderson <rth@redhat.com>
835 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
837 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
839 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
841 2005-01-07 Jakub Jelinek <jakub@redhat.com>
843 PR tree-optimization/19283
844 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
845 is not shorter than the original type.
847 PR rtl-optimization/19012
848 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
850 PR rtl-optimization/18861
851 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
852 (FULL_STATE): Define.
853 (mark_tablejump_edge): New function.
854 (purge_dead_tablejump_edges): New function.
855 (find_bb_boundaries): Use it.
857 PR tree-optimization/18828
858 * builtins.c (expand_builtin_next_arg): Remove argument and all
859 the argument checking.
860 (expand_builtin): Adjust caller.
861 (expand_builtin_va_start): Likewise. Remove error for too many
863 (fold_builtin_next_arg): Issue error for too many arguments.
864 After checking arguments, replace them with magic arguments that
865 prevent further checking of the args.
867 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
869 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
871 2005-01-06 Roger Sayle <roger@eyesopen.com>
874 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
875 and %{.S:...} (and their negative variants) to test whether the
876 input file is assembler or pre-processed-assembler independent of
877 the actual filename extension.
879 2005-01-06 Roger Sayle <roger@eyesopen.com>
881 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
882 of sign or zero extended values.
884 2005-01-06 Geoffrey Keating <geoffk@apple.com>
886 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
887 for IBM long double format correctly.
889 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
891 Fix PR tree-optimization/18792
893 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
894 to first_loop_depth, and use loop depth instead of loop number.
895 (build_classic_dir_vector): Ditto.
896 (compute_data_dependences_for_loop): Use depth, not loop number.
897 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
898 number. Pass in loops, instead of loop numbers.
899 (gather_interchange_stats): Ditto.
900 (linear_transform_loops): Ditto.
902 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
905 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
906 biv_fits_mode_p, extension_within_bounds_p): New functions.
907 (check_ext_dependent_givs): Use them.
909 2005-01-06 Roger Sayle <roger@eyesopen.com>
911 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
912 more than one barrier, in which case we should delete them all.
914 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
916 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
918 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
920 Fix PR middle-end/19286
922 * dwarf2out.c (gen_subprogram_die): If we've already tried to
923 output this subprogram, simply ignore this attempt to do it again.
924 (add_abstract_origin_attribute): Don't abort trying to add the abstract
925 origin attribute if it's not possible.
926 (gen_block_die): Don't ignore subblocks of "unused" blocks.
927 (decls_for_scope): Ditto.
928 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
929 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
931 2005-01-05 Richard Henderson <rth@redhat.com>
934 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
935 (bdesc_2arg): Use it.
936 (ix86_expand_binop_builtin): Force operands into registers
938 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
939 ix86_expand_sse_compare, ix86_expand_sse_comi,
940 ix86_expand_builtin): Likewise.
942 2005-01-05 Richard Henderson <rth@redhat.com>
944 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
946 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
947 (mulv4hi3): Set itanium_class mmmul.
948 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
949 (fpack): Rename from fpack_sfsf.
951 2005-01-05 Richard Henderson <rth@redhat.com>
954 * reload1.c (do_input_reload): Restrict the optimization deleteing
955 a previous output reload to RELOAD_FOR_INPUT.
957 2005-01-05 Steven Bosscher <stevenb@suse.de>
959 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
960 comment that we fall through after case.
961 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
962 (distribute_links): Likewise.
963 * cse.c (cse_insn): Likewise.
964 * cselib.c (cselib_invalidate_mem): Likewise.
965 * df.c: Update comments at the top of the file.
966 (read_modify_subreg_p): Update comments here too.
967 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
968 * flow.c (mark_set_1): Likewise.
969 (mark_used_regs): Likewise.
970 * gcse.c (mems_conflict_for_gcse_p): Likewise.
971 (canon_list_insert): Likewise.
972 (mark_set): Likewise.
973 (try_replace_reg): Likewise.
974 (store_killed_in_insn): Likewise.
975 * loop.c (count_one_set): Likewise.
976 (basic_induction_var): Likewise.
977 * postreload-gcse.c (find_mem_conflicts): Likewise.
978 * postreload.c (reload_combine_note_store): Likewise.
979 (move2add_note_store): Likewise.
980 * reload.c (find_equiv_reg): Likewise.
981 (mark_referenced_resources): Likewise.
982 * rtlanal.c (set_noop_p): Likewise.
983 (note_stores): Likewise.
984 (note_uses): Likewise.
985 * sched-deps.c (sched_analyze_1): Likewise.
986 * sched-rgn.c (check_live_1): Likewise.
987 (update_live_1): Likewise.
988 * config/i860/i860.c: Likewise.
990 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
992 (ZERO_EXTRACT): Mention that this one can be an lvalue.
994 * doc/rtl.texi: Update documentation for bit-fields and SET.
996 2005-01-05 Roger Sayle <roger@eyesopen.com>
998 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1000 2005-01-05 Jan Hubicka <jh@suse.cz>
1001 Richard Henderson <rth@redhat.com>
1004 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1007 2005-01-05 Richard Henderson <rth@redhat.com>
1010 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1011 (sse_shufps): Change operand 3 to const_int_operand.
1012 (sse2_storelps): Fix typo in template.
1013 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1014 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1015 (ix86_expand_builtin): Likewise.
1017 2005-01-05 Julian Brown <julian@codesourcery.com>
1019 * config/arm/arm.c (arm_return_in_memory): Treat complex types
1020 as aggregates for AAPCS ABIs.
1022 2005-01-05 Stan Shebs <shebs@apple.com>
1024 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1025 Mach-O getters if ppc64.
1026 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1028 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1029 signed four-byte field for global code case.
1030 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
1032 2005-01-05 Roger Sayle <roger@eyesopen.com>
1035 * c-common.c: Include real.h.
1036 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
1037 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
1038 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
1039 * Makefile.in (c-common.o): Update dependencies.
1041 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1043 * c-parse.in (asm_string): Add trailing semicolon.
1045 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1047 * c-parse.in (asm_string): New. Don't allow wide strings in
1049 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
1050 asm_string instead of STRING.
1052 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1054 * c-typeck.c (constructor_no_implicit): Remove.
1055 (set_designator, process_init_element): Don't check
1056 constructor_no_implicit.
1058 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
1059 Kaz Kojima <kkojima@gcc.gnu.org>
1062 * lcm.c (create_pre_exit): New.
1063 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
1064 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
1066 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1068 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
1069 -msoft-float in target_float_switch.
1070 * arm.c (arm_override_options): Fix processing of target_float_switch.
1072 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1074 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
1077 2004-01-05 Uros Bizjak <uros@kss-loka.si>
1079 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
1080 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
1082 2005-01-04 Roger Sayle <roger@eyesopen.com>
1084 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
1085 if deleting the then-block allows the test-block to fallthru to the
1088 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
1091 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
1092 after the full declaration if the are in two different TUs.
1094 2005-01-04 Richard Henderson <rth@redhat.com>
1097 * tree-sra.c (generate_one_element_init): Just
1098 call gimplify_and_add.
1099 (generate_element_init): Record the
1100 new referenced variables and mark them for renaming
1101 and split out to ...
1102 (generate_element_init_1): This.
1103 (scalarize_init): Don't call push_gimplify_context/
1104 pop_gimplify_context.
1106 2005-01-04 Geoffrey Keating <geoffk@apple.com>
1108 * toplev.c (get_src_pwd): Handle failure of getpwd().
1110 2005-01-04 Roger Sayle <roger@eyesopen.com>
1112 * fold-const.c (fold_single_bit_test): Delete unreachable handling
1114 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
1115 all the cases handled by it are inverted by invert_truthvalue.
1117 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1119 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
1120 (save_register_windowsi): Likewise.
1122 2005-01-04 Richard Henderson <rth@redhat.com>
1124 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
1126 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1129 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
1130 any simplifications of vector mode comparison operators.
1131 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
1133 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
1134 Devang Patel <dpatel@apple.com>
1136 PR tree-optimization/18308
1137 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
1138 the operands before creating a new expression.
1139 * dojump.c (do_jump): Make drop_through_label available
1140 for all cases. Add expansion of COND_EXPR.
1142 2005-01-04 Ira Rosen <irar@il.ibm.com>
1144 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
1145 INTEGER_CST instead of TREE_CONSTANT.
1146 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
1147 instead of TREE_CONSTANT.
1148 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
1149 instead of TREE_CONSTANT.
1151 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1153 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
1155 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1158 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
1159 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
1161 2005-01-03 Richard Henderson <rth@redhat.com>
1163 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
1164 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
1165 fold_convert_const_real_from_real): Split out from ...
1166 (fold_convert_const): ... here.
1168 2005-01-03 Richard Henderson <rth@redhat.com>
1171 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
1172 (mov<MMXMODEI>_internal): Likewise.
1173 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
1174 Add V2SF case; use it for SSE1; don't use TI.
1175 (movdf_integer): Likewise.
1176 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
1178 2005-01-03 Ira Rosen <irar@il.ibm.com>
1180 * tree-vectorizer.c (vect_strip_conversions): New function.
1181 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
1182 check for binary class.
1184 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
1188 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
1190 * gimple-low.c (mark_blocks_with_used_vars): New function.
1191 (mark_blocks_with_used_subblocks): Ditto.
1192 (mark_used_blocks): Ditto.
1193 (pass_mark_used_blocks): New pass.
1194 * tree-inline.c: Include debug.h.
1195 (expand_call_inline): Call outlining_inline_function here.
1196 * tree-optimize.c (init_tree_optimization_passes): Add
1197 pass_mark_used_blocks.
1198 * tree-pass.h (pass_mark_used_blocks): New.
1199 * Makefile.in (tree-inline.o): Add debug.h dependency.
1201 2005-01-03 Geoffrey Keating <geoffk@apple.com>
1203 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
1204 VAR_DECLs to have weak_import attribute.
1206 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
1209 2004-01-03 Steven Bosscher <stevenb@suse.de>
1211 * passes.c (rest_of_compilation): Don't run regmove if only
1212 flag_expensive_optimizations, require flag_regmove instead.
1214 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1216 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
1218 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
1219 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1220 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
1221 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1223 2005-01-03 Richard Henderson <rth@redhat.com>
1225 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
1226 (ia64_const_ok_for_letter_p): New.
1227 (ia64_const_double_ok_for_letter_p): New.
1228 (ia64_extra_constraint): New.
1229 (ia64_expand_vecint_compare): New.
1230 (ia64_expand_vcondu_v2si): New.
1231 (ia64_expand_vecint_cmov): New.
1232 (ia64_expand_vecint_minmax): New.
1233 (ia64_print_operand): Add 'v'.
1234 (ia64_preferred_reload_class): New.
1235 (ia64_vector_mode_supported_p): New.
1236 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
1237 (PREFERRED_RELOAD_CLASS): Move to function.
1238 (CONST_OK_FOR_LETTER_P): Move to function.
1239 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
1240 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
1241 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
1242 (EXTRA_CONSTRAINT): Move to function.
1243 * config/ia64/ia64.md: Include vect.md.
1244 (itanium_class): Add mmalua.
1246 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
1248 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
1249 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
1251 (const_int_2bit_operand): New.
1252 (fr_reg_or_0_operand): New.
1253 * config/ia64/ia64-modes.def: Add vector modes.
1254 * config/ia64/ia64-protos.h: Update.
1255 * config/ia64/vect.md: New file.
1257 2005-01-03 Richard Henderson <rth@redhat.com>
1259 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
1261 2005-01-03 Uros Bizjak <uros@kss-loka.si>
1264 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
1266 (log1pdf2): Change mode of operands[0,1] to DFmode.
1268 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1270 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
1271 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
1272 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
1273 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
1274 SPARC_RELAXED_ORDERING.
1276 2005-01-03 Richard Henderson <rth@redhat.com>
1277 Uros Bizjak <uros@kss-loka.si>
1280 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
1281 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
1282 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
1284 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
1285 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
1286 const_pow2_1_to_128_operand): New predicates.
1288 2005-01-02 Greg McGary <greg@mcgary.org>
1290 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
1292 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
1293 object. [ptr_type]: Remove unused variable.
1294 Remember nearest addressable array-element or record-component
1295 when checking bitfield components. Tolerate empty BIND_EXPR.
1297 2005-01-01 Richard Henderson <rth@redhat.com>
1299 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
1300 that don't narrow the value. Fail for other conversions.
1302 2005-01-01 Richard Henderson <rth@redhat.com>
1305 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
1306 * c-lang.c (finish_file): Don't do it here.
1307 * objc/objc-act.c (objc_finish_file): Likewise.
1309 * cgraph.c (decl_assembler_name_equal): New.
1310 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
1311 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
1312 * cgraph.h (struct cgraph_varpool_node): Add next.
1313 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
1314 * varasm.c (assemble_alias): Mark the target as needed.
1316 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
1319 * function.c (get_arg_pointer_save_area): Use entry_of_function
1320 instead of get_insns.
1322 2005-01-01 Roger Sayle <roger@eyesopen.com>
1323 Andrew Pinski <pinskia@physics.uc.edu>
1324 James E. Wilson <wilson@specifixinc.com>
1326 PR rtl-optimization/12092
1327 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
1330 2005-01-01 Roger Sayle <roger@eyesopen.com>
1331 Olivier Hainque <hainque@act-europe.fr>
1333 * tree.c (int_fits_type_p): A narrower type always fits in a
1334 wider one, except for negative values into unsigned types.
1336 2005-01-01 Roger Sayle <roger@eyesopen.com>
1338 * tree.c (int_fits_type_p): Compare the result of force_fit_type
1339 with the original constant rather than require TREE_OVERFLOW.
1341 2005-01-01 Steven Bosscher <stevenb@suse.de>
1344 * c-decl.c (finish_function): If compiling C99, annotate the
1345 compiler generated return with the current file name and line 0.
1346 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
1347 the source line is greater than 0.
1348 (remove_bb): Likewise.
1350 See ChangeLog.12 for earlier changes.